[gentoo-commits] proj/hardened-patchset:master commit in: 3.2.66/, 3.18.5/, 3.14.31/

[Anthony G. Basile]

commit:     91c14d8887230c9d559af666df26ecebed71c9d1
Author:     Anthony G. Basile <blueness <AT> gentoo <DOT> org>
AuthorDate: Fri Feb  6 19:11:07 2015 +0000
Commit:     Anthony G. Basile <blueness <AT> gentoo <DOT> org>
CommitDate: Fri Feb  6 19:11:07 2015 +0000
URL:        http://sources.gentoo.org/gitweb/?p=proj/hardened-patchset.git;a=commit;h=91c14d88

Grsec/PaX: 3.0-{3.14.31,3.18.5}-201502052352

---
 3.14.31/0000_README                                |   2 +-
 ...4420_grsecurity-3.0-3.14.31-201502052352.patch} | 420 ++++++++++++--
 3.18.5/0000_README                                 |   2 +-
 ... 4420_grsecurity-3.0-3.18.5-201502052352.patch} | 617 +++++++++++++++++++--
 3.2.66/0000_README                                 |   2 +-
 ... 4420_grsecurity-3.0-3.2.66-201502052350.patch} | 356 ++++++++----
 6 files changed, 1218 insertions(+), 181 deletions(-)

diff --git a/3.14.31/0000_README b/3.14.31/0000_README
index c3d5e32..cd1e617 100644
--- a/3.14.31/0000_README
+++ b/3.14.31/0000_README
@@ -2,7 +2,7 @@ README
 -----------------------------------------------------------------------------
 Individual Patch Descriptions:
 -----------------------------------------------------------------------------
-Patch:	4420_grsecurity-3.0-3.14.31-201501310705.patch
+Patch:	4420_grsecurity-3.0-3.14.31-201502052352.patch
 From:	http://www.grsecurity.net
 Desc:	hardened-sources base patch from upstream grsecurity
 

diff --git a/3.14.31/4420_grsecurity-3.0-3.14.31-201501310705.patch b/3.14.31/4420_grsecurity-3.0-3.14.31-201502052352.patch
similarity index 99%
rename from 3.14.31/4420_grsecurity-3.0-3.14.31-201501310705.patch
rename to 3.14.31/4420_grsecurity-3.0-3.14.31-201502052352.patch
index a9df68f..62bdff1 100644
--- a/3.14.31/4420_grsecurity-3.0-3.14.31-201501310705.patch
+++ b/3.14.31/4420_grsecurity-3.0-3.14.31-201502052352.patch
@@ -3896,7 +3896,7 @@ index 7abde2c..9df495f 100644
  static bool of_init = false;
  
 diff --git a/arch/arm/mm/context.c b/arch/arm/mm/context.c
-index 6eb97b3..ac509f6 100644
+index 6eb97b3..e77848e 100644
 --- a/arch/arm/mm/context.c
 +++ b/arch/arm/mm/context.c
 @@ -43,7 +43,7 @@
@@ -3908,7 +3908,40 @@ index 6eb97b3..ac509f6 100644
  static DECLARE_BITMAP(asid_map, NUM_USER_ASIDS);
  
  static DEFINE_PER_CPU(atomic64_t, active_asids);
-@@ -182,7 +182,7 @@ static u64 new_context(struct mm_struct *mm, unsigned int cpu)
+@@ -144,21 +144,17 @@ static void flush_context(unsigned int cpu)
+ 	/* Update the list of reserved ASIDs and the ASID bitmap. */
+ 	bitmap_clear(asid_map, 0, NUM_USER_ASIDS);
+ 	for_each_possible_cpu(i) {
+-		if (i == cpu) {
+-			asid = 0;
+-		} else {
+-			asid = atomic64_xchg(&per_cpu(active_asids, i), 0);
+-			/*
+-			 * If this CPU has already been through a
+-			 * rollover, but hasn't run another task in
+-			 * the meantime, we must preserve its reserved
+-			 * ASID, as this is the only trace we have of
+-			 * the process it is still running.
+-			 */
+-			if (asid == 0)
+-				asid = per_cpu(reserved_asids, i);
+-			__set_bit(asid & ~ASID_MASK, asid_map);
+-		}
++		asid = atomic64_xchg(&per_cpu(active_asids, i), 0);
++		/*
++		 * If this CPU has already been through a
++		 * rollover, but hasn't run another task in
++		 * the meantime, we must preserve its reserved
++		 * ASID, as this is the only trace we have of
++		 * the process it is still running.
++		 */
++		if (asid == 0)
++			asid = per_cpu(reserved_asids, i);
++		__set_bit(asid & ~ASID_MASK, asid_map);
+ 		per_cpu(reserved_asids, i) = asid;
+ 	}
+ 
+@@ -182,7 +178,7 @@ static u64 new_context(struct mm_struct *mm, unsigned int cpu)
  {
  	static u32 cur_idx = 1;
  	u64 asid = atomic64_read(&mm->context.id);
@@ -3917,7 +3950,7 @@ index 6eb97b3..ac509f6 100644
  
  	if (asid != 0 && is_reserved_asid(asid)) {
  		/*
-@@ -203,7 +203,7 @@ static u64 new_context(struct mm_struct *mm, unsigned int cpu)
+@@ -203,7 +199,7 @@ static u64 new_context(struct mm_struct *mm, unsigned int cpu)
  		 */
  		asid = find_next_zero_bit(asid_map, NUM_USER_ASIDS, cur_idx);
  		if (asid == NUM_USER_ASIDS) {
@@ -3926,7 +3959,7 @@ index 6eb97b3..ac509f6 100644
  							 &asid_generation);
  			flush_context(cpu);
  			asid = find_next_zero_bit(asid_map, NUM_USER_ASIDS, 1);
-@@ -234,14 +234,14 @@ void check_and_switch_context(struct mm_struct *mm, struct task_struct *tsk)
+@@ -234,14 +230,14 @@ void check_and_switch_context(struct mm_struct *mm, struct task_struct *tsk)
  	cpu_set_reserved_ttbr0();
  
  	asid = atomic64_read(&mm->context.id);
@@ -22121,7 +22154,7 @@ index f2a1770..10fa52d 100644
 +EXPORT_SYMBOL(pax_check_alloca);
 +#endif
 diff --git a/arch/x86/kernel/dumpstack_64.c b/arch/x86/kernel/dumpstack_64.c
-index 66e274a..99080e6 100644
+index 66e274a..81f4ebf 100644
 --- a/arch/x86/kernel/dumpstack_64.c
 +++ b/arch/x86/kernel/dumpstack_64.c
 @@ -118,9 +118,9 @@ void dump_trace(struct task_struct *task, struct pt_regs *regs,
@@ -22185,7 +22218,13 @@ index 66e274a..99080e6 100644
  	put_cpu();
  }
  EXPORT_SYMBOL(dump_trace);
-@@ -299,3 +303,50 @@ int is_valid_bugaddr(unsigned long ip)
+@@ -294,8 +298,55 @@ int is_valid_bugaddr(unsigned long ip)
+ {
+ 	unsigned short ud2;
+ 
+-	if (__copy_from_user(&ud2, (const void __user *) ip, sizeof(ud2)))
++	if (probe_kernel_address((unsigned short *)ip, ud2))
+ 		return 0;
  
  	return ud2 == 0x0b0f;
  }
@@ -36116,7 +36155,7 @@ index 01b9026..1e476df 100644
  	  This is the Linux Xen port.  Enabling this will allow the
  	  kernel to boot in a paravirtualized environment under the
 diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c
-index 201d09a..be93768 100644
+index 201d09a..2302db1 100644
 --- a/arch/x86/xen/enlighten.c
 +++ b/arch/x86/xen/enlighten.c
 @@ -123,8 +123,6 @@ EXPORT_SYMBOL_GPL(xen_start_info);
@@ -36204,19 +36243,21 @@ index 201d09a..be93768 100644
  {
  	if (pm_power_off)
  		pm_power_off();
-@@ -1455,8 +1451,9 @@ static void __ref xen_setup_gdt(int cpu)
+@@ -1455,8 +1451,11 @@ static void __ref xen_setup_gdt(int cpu)
  	pv_cpu_ops.write_gdt_entry = xen_write_gdt_entry_boot;
  	pv_cpu_ops.load_gdt = xen_load_gdt_boot;
  
 -	setup_stack_canary_segment(0);
 -	switch_to_new_gdt(0);
 +	setup_stack_canary_segment(cpu);
++#ifdef CONFIG_X86_64
 +	load_percpu_segment(cpu);
++#endif
 +	switch_to_new_gdt(cpu);
  
  	pv_cpu_ops.write_gdt_entry = xen_write_gdt_entry;
  	pv_cpu_ops.load_gdt = xen_load_gdt;
-@@ -1564,7 +1561,17 @@ asmlinkage void __init xen_start_kernel(void)
+@@ -1564,7 +1563,17 @@ asmlinkage void __init xen_start_kernel(void)
  	__userpte_alloc_gfp &= ~__GFP_HIGHMEM;
  
  	/* Work out if we support NX */
@@ -36235,7 +36276,7 @@ index 201d09a..be93768 100644
  
  	/* Get mfn list */
  	xen_build_dynamic_phys_to_machine();
-@@ -1592,13 +1599,6 @@ asmlinkage void __init xen_start_kernel(void)
+@@ -1592,13 +1601,6 @@ asmlinkage void __init xen_start_kernel(void)
  
  	machine_ops = xen_machine_ops;
  
@@ -44540,6 +44581,19 @@ index 4d9b195..455075c 100644
  				return -EFAULT;
  		} else {
  			memcpy(buf, dp, left);
+diff --git a/drivers/isdn/hardware/eicon/message.c b/drivers/isdn/hardware/eicon/message.c
+index a82e542..f766a79 100644
+--- a/drivers/isdn/hardware/eicon/message.c
++++ b/drivers/isdn/hardware/eicon/message.c
+@@ -1474,7 +1474,7 @@ static byte connect_res(dword Id, word Number, DIVA_CAPI_ADAPTER *a,
+ 					add_ai(plci, &parms[5]);
+ 					sig_req(plci, REJECT, 0);
+ 				}
+-				else if (Reject == 1 || Reject > 9)
++				else if (Reject == 1 || Reject >= 9)
+ 				{
+ 					add_ai(plci, &parms[5]);
+ 					sig_req(plci, HANGUP, 0);
 diff --git a/drivers/isdn/i4l/isdn_common.c b/drivers/isdn/i4l/isdn_common.c
 index 9bb12ba..d4262f7 100644
 --- a/drivers/isdn/i4l/isdn_common.c
@@ -47955,6 +48009,19 @@ index 8be5b40..081bc1b 100644
  
  #include "ftmac100.h"
  
+diff --git a/drivers/net/ethernet/freescale/gianfar_ethtool.c b/drivers/net/ethernet/freescale/gianfar_ethtool.c
+index 63d2344..65b62c47 100644
+--- a/drivers/net/ethernet/freescale/gianfar_ethtool.c
++++ b/drivers/net/ethernet/freescale/gianfar_ethtool.c
+@@ -1614,7 +1614,7 @@ static int gfar_write_filer_table(struct gfar_private *priv,
+ 	lock_rx_qs(priv);
+ 
+ 	/* Fill regular entries */
+-	for (; i < MAX_FILER_IDX - 1 && (tab->fe[i].ctrl | tab->fe[i].ctrl);
++	for (; i < MAX_FILER_IDX - 1 && (tab->fe[i].ctrl | tab->fe[i].prop);
+ 	     i++)
+ 		gfar_write_filer(priv, i, tab->fe[i].ctrl, tab->fe[i].prop);
+ 	/* Fill the rest with fall-troughs */
 diff --git a/drivers/net/ethernet/intel/i40e/i40e_ptp.c b/drivers/net/ethernet/intel/i40e/i40e_ptp.c
 index e33ec6c..f54cfe7 100644
 --- a/drivers/net/ethernet/intel/i40e/i40e_ptp.c
@@ -48329,6 +48396,19 @@ index d2bb12b..d6c921e 100644
  	.kind			= "nlmon",
  	.priv_size		= sizeof(struct nlmon),
  	.setup			= nlmon_setup,
+diff --git a/drivers/net/ppp/ppp_deflate.c b/drivers/net/ppp/ppp_deflate.c
+index 602c625..b5edc7f 100644
+--- a/drivers/net/ppp/ppp_deflate.c
++++ b/drivers/net/ppp/ppp_deflate.c
+@@ -246,7 +246,7 @@ static int z_compress(void *arg, unsigned char *rptr, unsigned char *obuf,
+ 	/*
+ 	 * See if we managed to reduce the size of the packet.
+ 	 */
+-	if (olen < isize) {
++	if (olen < isize && olen <= osize) {
+ 		state->stats.comp_bytes += olen;
+ 		state->stats.comp_packets++;
+ 	} else {
 diff --git a/drivers/net/ppp/ppp_generic.c b/drivers/net/ppp/ppp_generic.c
 index 5a1897d..e860630 100644
 --- a/drivers/net/ppp/ppp_generic.c
@@ -59776,7 +59856,7 @@ index 10a4ccb..92dbc5e 100644
  		sb->s_bdi = &fsc->backing_dev_info;
  	return err;
 diff --git a/fs/cifs/cifs_debug.c b/fs/cifs/cifs_debug.c
-index f3ac415..3d2420c 100644
+index f3ac415..e26bd76 100644
 --- a/fs/cifs/cifs_debug.c
 +++ b/fs/cifs/cifs_debug.c
 @@ -286,8 +286,8 @@ static ssize_t cifs_stats_proc_write(struct file *file,
@@ -59819,6 +59899,20 @@ index f3ac415..3d2420c 100644
  				if (server->ops->print_stats)
  					server->ops->print_stats(m, tcon);
  			}
+@@ -615,9 +615,11 @@ cifs_security_flags_handle_must_flags(unsigned int *flags)
+ 		*flags = CIFSSEC_MUST_NTLMV2;
+ 	else if ((*flags & CIFSSEC_MUST_NTLM) == CIFSSEC_MUST_NTLM)
+ 		*flags = CIFSSEC_MUST_NTLM;
+-	else if ((*flags & CIFSSEC_MUST_LANMAN) == CIFSSEC_MUST_LANMAN)
++	else if (CIFSSEC_MUST_LANMAN &&
++		 (*flags & CIFSSEC_MUST_LANMAN) == CIFSSEC_MUST_LANMAN)
+ 		*flags = CIFSSEC_MUST_LANMAN;
+-	else if ((*flags & CIFSSEC_MUST_PLNTXT) == CIFSSEC_MUST_PLNTXT)
++	else if (CIFSSEC_MUST_PLNTXT &&
++		 (*flags & CIFSSEC_MUST_PLNTXT) == CIFSSEC_MUST_PLNTXT)
+ 		*flags = CIFSSEC_MUST_PLNTXT;
+ 
+ 	*flags |= signflags;
 diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c
 index 7c6b73c..a8f0db2 100644
 --- a/fs/cifs/cifsfs.c
@@ -59937,10 +60031,37 @@ index 5d12d69..161d0ce 100644
  GLOBAL_EXTERN atomic_t smBufAllocCount;
  GLOBAL_EXTERN atomic_t midCount;
 diff --git a/fs/cifs/file.c b/fs/cifs/file.c
-index d375322..88c3ead 100644
+index d375322..2f1ac75 100644
 --- a/fs/cifs/file.c
 +++ b/fs/cifs/file.c
-@@ -1900,10 +1900,14 @@ static int cifs_writepages(struct address_space *mapping,
+@@ -366,6 +366,7 @@ void cifsFileInfo_put(struct cifsFileInfo *cifs_file)
+ 	struct cifsLockInfo *li, *tmp;
+ 	struct cifs_fid fid;
+ 	struct cifs_pending_open open;
++	bool oplock_break_cancelled;
+ 
+ 	spin_lock(&cifs_file_list_lock);
+ 	if (--cifs_file->count > 0) {
+@@ -397,7 +398,7 @@ void cifsFileInfo_put(struct cifsFileInfo *cifs_file)
+ 	}
+ 	spin_unlock(&cifs_file_list_lock);
+ 
+-	cancel_work_sync(&cifs_file->oplock_break);
++	oplock_break_cancelled = cancel_work_sync(&cifs_file->oplock_break);
+ 
+ 	if (!tcon->need_reconnect && !cifs_file->invalidHandle) {
+ 		struct TCP_Server_Info *server = tcon->ses->server;
+@@ -409,6 +410,9 @@ void cifsFileInfo_put(struct cifsFileInfo *cifs_file)
+ 		_free_xid(xid);
+ 	}
+ 
++	if (oplock_break_cancelled)
++		cifs_done_oplock_break(cifsi);
++
+ 	cifs_del_pending_open(&open);
+ 
+ 	/*
+@@ -1900,10 +1904,14 @@ static int cifs_writepages(struct address_space *mapping,
  		index = mapping->writeback_index; /* Start from prev offset */
  		end = -1;
  	} else {
@@ -60224,6 +60345,19 @@ index 3487929..47a6ebf2 100644
  	}
  
  	req->FileIndex = cpu_to_le32(index);
+diff --git a/fs/cifs/smbencrypt.c b/fs/cifs/smbencrypt.c
+index 43eb136..f17e718 100644
+--- a/fs/cifs/smbencrypt.c
++++ b/fs/cifs/smbencrypt.c
+@@ -220,7 +220,7 @@ E_md4hash(const unsigned char *passwd, unsigned char *p16,
+ 	}
+ 
+ 	rc = mdfour(p16, (unsigned char *) wpwd, len * sizeof(__le16));
+-	memset(wpwd, 0, 129 * sizeof(__le16));
++	memzero_explicit(wpwd, sizeof(wpwd));
+ 
+ 	return rc;
+ }
 diff --git a/fs/coda/cache.c b/fs/coda/cache.c
 index 1da168c..8bc7ff6 100644
 --- a/fs/coda/cache.c
@@ -62062,7 +62196,7 @@ index ef68665..5deacdc 100644
  	return 0;
  }
 diff --git a/fs/fhandle.c b/fs/fhandle.c
-index 999ff5c..ac037c9 100644
+index 999ff5c..2281df9 100644
 --- a/fs/fhandle.c
 +++ b/fs/fhandle.c
 @@ -8,6 +8,7 @@
@@ -62092,6 +62226,18 @@ index 999ff5c..ac037c9 100644
  		retval = -EPERM;
  		goto out_err;
  	}
+@@ -195,8 +195,9 @@ static int handle_to_path(int mountdirfd, struct file_handle __user *ufh,
+ 		goto out_err;
+ 	}
+ 	/* copy the full handle */
+-	if (copy_from_user(handle, ufh,
+-			   sizeof(struct file_handle) +
++	*handle = f_handle;
++	if (copy_from_user(&handle->f_handle,
++			   &ufh->f_handle,
+ 			   f_handle.handle_bytes)) {
+ 		retval = -EFAULT;
+ 		goto out_handle;
 diff --git a/fs/file.c b/fs/file.c
 index eb56a13..ccee850 100644
 --- a/fs/file.c
@@ -86953,10 +87099,28 @@ index 823ec7b..44c938c 100644
  		struct rcu_head         rcu;
  		struct inet_peer	*gc_next;
 diff --git a/include/net/ip.h b/include/net/ip.h
-index 937f196..7251808 100644
+index 937f196..310a44f 100644
 --- a/include/net/ip.h
 +++ b/include/net/ip.h
-@@ -214,7 +214,7 @@ static inline void snmp_mib_free(void __percpu *ptr[SNMP_ARRAY_SZ])
+@@ -38,11 +38,12 @@ struct inet_skb_parm {
+ 	struct ip_options	opt;		/* Compiled IP options		*/
+ 	unsigned char		flags;
+ 
+-#define IPSKB_FORWARDED		1
+-#define IPSKB_XFRM_TUNNEL_SIZE	2
+-#define IPSKB_XFRM_TRANSFORMED	4
+-#define IPSKB_FRAG_COMPLETE	8
+-#define IPSKB_REROUTED		16
++#define IPSKB_FORWARDED		BIT(0)
++#define IPSKB_XFRM_TUNNEL_SIZE	BIT(1)
++#define IPSKB_XFRM_TRANSFORMED	BIT(2)
++#define IPSKB_FRAG_COMPLETE	BIT(3)
++#define IPSKB_REROUTED		BIT(4)
++#define IPSKB_DOREDIRECT	BIT(5)
+ 
+ 	u16			frag_max_size;
+ };
+@@ -214,7 +215,7 @@ static inline void snmp_mib_free(void __percpu *ptr[SNMP_ARRAY_SZ])
  
  void inet_get_local_port_range(struct net *net, int *low, int *high);
  
@@ -86965,7 +87129,7 @@ index 937f196..7251808 100644
  static inline int inet_is_reserved_local_port(int port)
  {
  	return test_bit(port, sysctl_local_reserved_ports);
-@@ -297,7 +297,7 @@ static inline unsigned int ip_skb_dst_mtu(const struct sk_buff *skb)
+@@ -297,7 +298,7 @@ static inline unsigned int ip_skb_dst_mtu(const struct sk_buff *skb)
  	}
  }
  
@@ -101987,7 +102151,7 @@ index a16ed7b..eb44d17 100644
  
  	return err;
 diff --git a/net/core/dev.c b/net/core/dev.c
-index 86bb9cc..8814d50 100644
+index 86bb9cc..a4f25f3 100644
 --- a/net/core/dev.c
 +++ b/net/core/dev.c
 @@ -1695,14 +1695,14 @@ int dev_forward_skb(struct net_device *dev, struct sk_buff *skb)
@@ -102052,6 +102216,24 @@ index 86bb9cc..8814d50 100644
  {
  	struct softnet_data *sd = &__get_cpu_var(softnet_data);
  	unsigned long time_limit = jiffies + 2;
+@@ -5066,7 +5066,7 @@ void netdev_upper_dev_unlink(struct net_device *dev,
+ }
+ EXPORT_SYMBOL(netdev_upper_dev_unlink);
+ 
+-void netdev_adjacent_add_links(struct net_device *dev)
++static void netdev_adjacent_add_links(struct net_device *dev)
+ {
+ 	struct netdev_adjacent *iter;
+ 
+@@ -5091,7 +5091,7 @@ void netdev_adjacent_add_links(struct net_device *dev)
+ 	}
+ }
+ 
+-void netdev_adjacent_del_links(struct net_device *dev)
++static void netdev_adjacent_del_links(struct net_device *dev)
+ {
+ 	struct netdev_adjacent *iter;
+ 
 @@ -6376,7 +6376,7 @@ struct rtnl_link_stats64 *dev_get_stats(struct net_device *dev,
  	} else {
  		netdev_stats_to_stats64(storage, &dev->stats);
@@ -102061,6 +102243,15 @@ index 86bb9cc..8814d50 100644
  	return storage;
  }
  EXPORT_SYMBOL(dev_get_stats);
+@@ -6392,7 +6392,7 @@ struct netdev_queue *dev_ingress_queue_create(struct net_device *dev)
+ 	if (!queue)
+ 		return NULL;
+ 	netdev_init_one_queue(dev, queue, NULL);
+-	queue->qdisc = &noop_qdisc;
++	RCU_INIT_POINTER(queue->qdisc, &noop_qdisc);
+ 	queue->qdisc_sleeping = &noop_qdisc;
+ 	rcu_assign_pointer(dev->ingress_queue, queue);
+ #endif
 diff --git a/net/core/dev_ioctl.c b/net/core/dev_ioctl.c
 index cf999e0..c59a9754 100644
 --- a/net/core/dev_ioctl.c
@@ -103107,6 +103298,20 @@ index bf2cb4a..d83ba8a 100644
  		p->metrics[RTAX_LOCK-1] = INETPEER_METRICS_NEW;
  		p->rate_tokens = 0;
  		/* 60*HZ is arbitrary, but chosen enough high so that the first
+diff --git a/net/ipv4/ip_forward.c b/net/ipv4/ip_forward.c
+index 1c6bd43..ecb34b5 100644
+--- a/net/ipv4/ip_forward.c
++++ b/net/ipv4/ip_forward.c
+@@ -178,7 +178,8 @@ int ip_forward(struct sk_buff *skb)
+ 	 *	We now generate an ICMP HOST REDIRECT giving the route
+ 	 *	we calculated.
+ 	 */
+-	if (rt->rt_flags&RTCF_DOREDIRECT && !opt->srr && !skb_sec_path(skb))
++	if (IPCB(skb)->flags & IPSKB_DOREDIRECT && !opt->srr &&
++	    !skb_sec_path(skb))
+ 		ip_rt_send_redirect(skb);
+ 
+ 	skb->priority = rt_tos2priority(iph->tos);
 diff --git a/net/ipv4/ip_fragment.c b/net/ipv4/ip_fragment.c
 index c10a3ce..dd71f84 100644
 --- a/net/ipv4/ip_fragment.c
@@ -103214,6 +103419,18 @@ index 3d4da2c..40f9c29 100644
  					icmp_send(skb, ICMP_DEST_UNREACH,
  						  ICMP_PROT_UNREACH, 0);
  				}
+diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c
+index 844323b..7c1b9ac 100644
+--- a/net/ipv4/ip_output.c
++++ b/net/ipv4/ip_output.c
+@@ -1471,6 +1471,7 @@ static DEFINE_PER_CPU(struct inet_sock, unicast_sock) = {
+ 		.sk_wmem_alloc	= ATOMIC_INIT(1),
+ 		.sk_allocation	= GFP_ATOMIC,
+ 		.sk_flags	= (1UL << SOCK_USE_WRITE_QUEUE),
++		.sk_pacing_rate = ~0U,
+ 	},
+ 	.pmtudisc	= IP_PMTUDISC_WANT,
+ 	.uc_ttl		= -1,
 diff --git a/net/ipv4/ip_sockglue.c b/net/ipv4/ip_sockglue.c
 index 580dd96..41e9720 100644
 --- a/net/ipv4/ip_sockglue.c
@@ -103582,7 +103799,7 @@ index 11c8d81..d67116b 100644
  
  static int raw_seq_show(struct seq_file *seq, void *v)
 diff --git a/net/ipv4/route.c b/net/ipv4/route.c
-index 487bb62..bc101aa 100644
+index 487bb62..31268ca 100644
 --- a/net/ipv4/route.c
 +++ b/net/ipv4/route.c
 @@ -234,7 +234,7 @@ static const struct seq_operations rt_cache_seq_ops = {
@@ -103635,7 +103852,31 @@ index 487bb62..bc101aa 100644
  }
  EXPORT_SYMBOL(ip_idents_reserve);
  
-@@ -2631,34 +2631,34 @@ static struct ctl_table ipv4_route_flush_table[] = {
+@@ -1554,11 +1554,10 @@ static int __mkroute_input(struct sk_buff *skb,
+ 
+ 	do_cache = res->fi && !itag;
+ 	if (out_dev == in_dev && err && IN_DEV_TX_REDIRECTS(out_dev) &&
++	    skb->protocol == htons(ETH_P_IP) &&
+ 	    (IN_DEV_SHARED_MEDIA(out_dev) ||
+-	     inet_addr_onlink(out_dev, saddr, FIB_RES_GW(*res)))) {
+-		flags |= RTCF_DOREDIRECT;
+-		do_cache = false;
+-	}
++	     inet_addr_onlink(out_dev, saddr, FIB_RES_GW(*res))))
++		IPCB(skb)->flags |= IPSKB_DOREDIRECT;
+ 
+ 	if (skb->protocol != htons(ETH_P_IP)) {
+ 		/* Not IP (i.e. ARP). Do not create route, if it is
+@@ -2305,6 +2304,8 @@ static int rt_fill_info(struct net *net,  __be32 dst, __be32 src,
+ 	r->rtm_flags	= (rt->rt_flags & ~0xFFFF) | RTM_F_CLONED;
+ 	if (rt->rt_flags & RTCF_NOTIFY)
+ 		r->rtm_flags |= RTM_F_NOTIFY;
++	if (IPCB(skb)->flags & IPSKB_DOREDIRECT)
++		r->rtm_flags |= RTCF_DOREDIRECT;
+ 
+ 	if (nla_put_be32(skb, RTA_DST, dst))
+ 		goto nla_put_failure;
+@@ -2631,34 +2632,34 @@ static struct ctl_table ipv4_route_flush_table[] = {
  		.maxlen		= sizeof(int),
  		.mode		= 0200,
  		.proc_handler	= ipv4_sysctl_rtcache_flush,
@@ -103678,7 +103919,7 @@ index 487bb62..bc101aa 100644
  err_dup:
  	return -ENOMEM;
  }
-@@ -2681,8 +2681,8 @@ static __net_initdata struct pernet_operations sysctl_route_ops = {
+@@ -2681,8 +2682,8 @@ static __net_initdata struct pernet_operations sysctl_route_ops = {
  
  static __net_init int rt_genid_init(struct net *net)
  {
@@ -103689,7 +103930,7 @@ index 487bb62..bc101aa 100644
  	get_random_bytes(&net->ipv4.dev_addr_genid,
  			 sizeof(net->ipv4.dev_addr_genid));
  	return 0;
-@@ -2725,11 +2725,7 @@ int __init ip_rt_init(void)
+@@ -2725,11 +2726,7 @@ int __init ip_rt_init(void)
  {
  	int rc = 0;
  
@@ -104350,7 +104591,7 @@ index 7b32652..0bc348b 100644
  	table = kmemdup(ipv6_icmp_table_template,
  			sizeof(ipv6_icmp_table_template),
 diff --git a/net/ipv6/ip6_gre.c b/net/ipv6/ip6_gre.c
-index 4a230b1..a1d47b8 100644
+index 4a230b1..42d6ab42 100644
 --- a/net/ipv6/ip6_gre.c
 +++ b/net/ipv6/ip6_gre.c
 @@ -71,7 +71,7 @@ struct ip6gre_net {
@@ -104362,6 +104603,24 @@ index 4a230b1..a1d47b8 100644
  static int ip6gre_tunnel_init(struct net_device *dev);
  static void ip6gre_tunnel_setup(struct net_device *dev);
  static void ip6gre_tunnel_link(struct ip6gre_net *ign, struct ip6_tnl *t);
+@@ -413,7 +413,7 @@ static void ip6gre_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
+ 		if (code == ICMPV6_HDR_FIELD)
+ 			teli = ip6_tnl_parse_tlv_enc_lim(skb, skb->data);
+ 
+-		if (teli && teli == info - 2) {
++		if (teli && teli == be32_to_cpu(info) - 2) {
+ 			tel = (struct ipv6_tlv_tnl_enc_lim *) &skb->data[teli];
+ 			if (tel->encap_limit == 0) {
+ 				net_warn_ratelimited("%s: Too small encapsulation limit or routing loop in tunnel!\n",
+@@ -425,7 +425,7 @@ static void ip6gre_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
+ 		}
+ 		break;
+ 	case ICMPV6_PKT_TOOBIG:
+-		mtu = info - offset;
++		mtu = be32_to_cpu(info) - offset;
+ 		if (mtu < IPV6_MIN_MTU)
+ 			mtu = IPV6_MIN_MTU;
+ 		t->dev->mtu = mtu;
 @@ -1290,7 +1290,7 @@ static void ip6gre_fb_tunnel_init(struct net_device *dev)
  }
  
@@ -105843,7 +106102,7 @@ index f042ae5..30ea486 100644
  }
  EXPORT_SYMBOL(nf_unregister_sockopt);
 diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c
-index c68e5e0..8d52d50 100644
+index c68e5e0..3bed3f0 100644
 --- a/net/netfilter/nf_tables_api.c
 +++ b/net/netfilter/nf_tables_api.c
 @@ -152,8 +152,8 @@ nf_tables_chain_type_lookup(const struct nft_af_info *afi,
@@ -105857,6 +106116,18 @@ index c68e5e0..8d52d50 100644
  		nfnl_lock(NFNL_SUBSYS_NFTABLES);
  		type = __nf_tables_chain_type_lookup(afi->family, nla);
  		if (type != NULL)
+@@ -789,9 +789,11 @@ nf_tables_counters(struct nft_base_chain *chain, const struct nlattr *attr)
+ 	/* Restore old counters on this cpu, no problem. Per-cpu statistics
+ 	 * are not exposed to userspace.
+ 	 */
++	preempt_disable();
+ 	stats = this_cpu_ptr(newstats);
+ 	stats->bytes = be64_to_cpu(nla_get_be64(tb[NFTA_COUNTER_BYTES]));
+ 	stats->pkts = be64_to_cpu(nla_get_be64(tb[NFTA_COUNTER_PACKETS]));
++	preempt_enable();
+ 
+ 	if (chain->stats) {
+ 		/* nfnl_lock is held, add some nfnl function for this, later */
 diff --git a/net/netfilter/nfnetlink_log.c b/net/netfilter/nfnetlink_log.c
 index 6ff12a1..d1815b6 100644
 --- a/net/netfilter/nfnetlink_log.c
@@ -106367,6 +106638,27 @@ index a82fb66..1ea9251 100644
  			continue;
  		}
  		list_del_init(&rm->m_conn_item);
+diff --git a/net/rds/sysctl.c b/net/rds/sysctl.c
+index b5cb2aa..35773ad 100644
+--- a/net/rds/sysctl.c
++++ b/net/rds/sysctl.c
+@@ -71,14 +71,14 @@ static struct ctl_table rds_sysctl_rds_table[] = {
+ 	{
+ 		.procname	= "max_unacked_packets",
+ 		.data		= &rds_sysctl_max_unacked_packets,
+-		.maxlen         = sizeof(unsigned long),
++		.maxlen         = sizeof(int),
+ 		.mode           = 0644,
+ 		.proc_handler   = proc_dointvec,
+ 	},
+ 	{
+ 		.procname	= "max_unacked_bytes",
+ 		.data		= &rds_sysctl_max_unacked_bytes,
+-		.maxlen         = sizeof(unsigned long),
++		.maxlen         = sizeof(int),
+ 		.mode           = 0644,
+ 		.proc_handler   = proc_dointvec,
+ 	},
 diff --git a/net/rds/tcp.c b/net/rds/tcp.c
 index edac9ef..16bcb98 100644
 --- a/net/rds/tcp.c
@@ -106653,6 +106945,31 @@ index f226709..0e735a8 100644
  	_proto("Tx RESPONSE %%%u", ntohl(hdr->serial));
  
  	ret = kernel_sendmsg(conn->trans->local->socket, &msg, iov, 3, len);
+diff --git a/net/sched/cls_api.c b/net/sched/cls_api.c
+index bdbdb1a..1afc85f 100644
+--- a/net/sched/cls_api.c
++++ b/net/sched/cls_api.c
+@@ -555,8 +555,9 @@ void tcf_exts_change(struct tcf_proto *tp, struct tcf_exts *dst,
+ }
+ EXPORT_SYMBOL(tcf_exts_change);
+ 
+-#define tcf_exts_first_act(ext) \
+-		list_first_entry(&(exts)->actions, struct tc_action, list)
++#define tcf_exts_first_act(ext)					\
++	list_first_entry_or_null(&(exts)->actions,		\
++				 struct tc_action, list)
+ 
+ int tcf_exts_dump(struct sk_buff *skb, struct tcf_exts *exts)
+ {
+@@ -597,7 +598,7 @@ int tcf_exts_dump_stats(struct sk_buff *skb, struct tcf_exts *exts)
+ {
+ #ifdef CONFIG_NET_CLS_ACT
+ 	struct tc_action *a = tcf_exts_first_act(exts);
+-	if (tcf_action_copy_stats(skb, a, 1) < 0)
++	if (a != NULL && tcf_action_copy_stats(skb, a, 1) < 0)
+ 		return -1;
+ #endif
+ 	return 0;
 diff --git a/net/sched/cls_bpf.c b/net/sched/cls_bpf.c
 index 8e3cf49..4a8e322 100644
 --- a/net/sched/cls_bpf.c
@@ -106793,10 +107110,38 @@ index fef2acd..c705c4f 100644
  	sctp_generate_t1_cookie_event,
  	sctp_generate_t1_init_event,
 diff --git a/net/sctp/socket.c b/net/sctp/socket.c
-index 604a6ac..f87f0a3 100644
+index 604a6ac..990354d 100644
 --- a/net/sctp/socket.c
 +++ b/net/sctp/socket.c
-@@ -2175,11 +2175,13 @@ static int sctp_setsockopt_events(struct sock *sk, char __user *optval,
+@@ -1605,6 +1605,7 @@ static int sctp_sendmsg(struct kiocb *iocb, struct sock *sk,
+ 	sctp_scope_t scope;
+ 	long timeo;
+ 	__u16 sinfo_flags = 0;
++	bool wait_connect = false;
+ 	struct sctp_datamsg *datamsg;
+ 	int msg_flags = msg->msg_flags;
+ 
+@@ -1924,6 +1925,7 @@ static int sctp_sendmsg(struct kiocb *iocb, struct sock *sk,
+ 		if (err < 0)
+ 			goto out_free;
+ 
++		wait_connect = true;
+ 		pr_debug("%s: we associated primitively\n", __func__);
+ 	}
+ 
+@@ -1961,6 +1963,11 @@ static int sctp_sendmsg(struct kiocb *iocb, struct sock *sk,
+ 	sctp_datamsg_put(datamsg);
+ 	err = msg_len;
+ 
++	if (unlikely(wait_connect)) {
++		timeo = sock_sndtimeo(sk, msg_flags & MSG_DONTWAIT);
++		sctp_wait_for_connect(asoc, &timeo);
++	}
++
+ 	/* If we are already past ASSOCIATE, the lower
+ 	 * layers are responsible for association cleanup.
+ 	 */
+@@ -2175,11 +2182,13 @@ static int sctp_setsockopt_events(struct sock *sk, char __user *optval,
  {
  	struct sctp_association *asoc;
  	struct sctp_ulpevent *event;
@@ -106811,7 +107156,7 @@ index 604a6ac..f87f0a3 100644
  
  	/*
  	 * At the time when a user app subscribes to SCTP_SENDER_DRY_EVENT,
-@@ -4259,13 +4261,16 @@ static int sctp_getsockopt_disable_fragments(struct sock *sk, int len,
+@@ -4259,13 +4268,16 @@ static int sctp_getsockopt_disable_fragments(struct sock *sk, int len,
  static int sctp_getsockopt_events(struct sock *sk, int len, char __user *optval,
  				  int __user *optlen)
  {
@@ -106829,7 +107174,7 @@ index 604a6ac..f87f0a3 100644
  		return -EFAULT;
  	return 0;
  }
-@@ -4283,6 +4288,8 @@ static int sctp_getsockopt_events(struct sock *sk, int len, char __user *optval,
+@@ -4283,6 +4295,8 @@ static int sctp_getsockopt_events(struct sock *sk, int len, char __user *optval,
   */
  static int sctp_getsockopt_autoclose(struct sock *sk, int len, char __user *optval, int __user *optlen)
  {
@@ -106838,7 +107183,7 @@ index 604a6ac..f87f0a3 100644
  	/* Applicable to UDP-style socket only */
  	if (sctp_style(sk, TCP))
  		return -EOPNOTSUPP;
-@@ -4291,7 +4298,8 @@ static int sctp_getsockopt_autoclose(struct sock *sk, int len, char __user *optv
+@@ -4291,7 +4305,8 @@ static int sctp_getsockopt_autoclose(struct sock *sk, int len, char __user *optv
  	len = sizeof(int);
  	if (put_user(len, optlen))
  		return -EFAULT;
@@ -106848,7 +107193,7 @@ index 604a6ac..f87f0a3 100644
  		return -EFAULT;
  	return 0;
  }
-@@ -4666,12 +4674,15 @@ static int sctp_getsockopt_delayed_ack(struct sock *sk, int len,
+@@ -4666,12 +4681,15 @@ static int sctp_getsockopt_delayed_ack(struct sock *sk, int len,
   */
  static int sctp_getsockopt_initmsg(struct sock *sk, int len, char __user *optval, int __user *optlen)
  {
@@ -106865,7 +107210,7 @@ index 604a6ac..f87f0a3 100644
  		return -EFAULT;
  	return 0;
  }
-@@ -4712,6 +4723,8 @@ static int sctp_getsockopt_peer_addrs(struct sock *sk, int len,
+@@ -4712,6 +4730,8 @@ static int sctp_getsockopt_peer_addrs(struct sock *sk, int len,
  		addrlen = sctp_get_af_specific(temp.sa.sa_family)->sockaddr_len;
  		if (space_left < addrlen)
  			return -ENOMEM;
@@ -107992,6 +108337,19 @@ index 05a6e3d..6716ec9 100644
  
  	__xfrm_sysctl_init(net);
  
+diff --git a/scripts/Kbuild.include b/scripts/Kbuild.include
+index 547e15d..e550fa6 100644
+--- a/scripts/Kbuild.include
++++ b/scripts/Kbuild.include
+@@ -143,7 +143,7 @@ cc-ifversion = $(shell [ $(call cc-version, $(CC)) $(1) $(2) ] && echo $(3))
+ # cc-ldoption
+ # Usage: ldflags += $(call cc-ldoption, -Wl$(comma)--hash-style=both)
+ cc-ldoption = $(call try-run,\
+-	$(CC) $(1) -nostdlib -x c /dev/null -o "$$TMP",$(1),$(2))
++	$(CC) $(1) -Wl,-r -nostdlib -x c /dev/null -o "$$TMP",$(1),$(2))
+ 
+ # ld-option
+ # Usage: LDFLAGS += $(call ld-option, -X)
 diff --git a/scripts/Makefile b/scripts/Makefile
 index 01e7adb..6176d5d 100644
 --- a/scripts/Makefile

diff --git a/3.18.5/0000_README b/3.18.5/0000_README
index 634a195..b1f502a 100644
--- a/3.18.5/0000_README
+++ b/3.18.5/0000_README
@@ -2,7 +2,7 @@ README
 -----------------------------------------------------------------------------
 Individual Patch Descriptions:
 -----------------------------------------------------------------------------
-Patch:	4420_grsecurity-3.0-3.18.5-201501310706.patch
+Patch:	4420_grsecurity-3.0-3.18.5-201502052352.patch
 From:	http://www.grsecurity.net
 Desc:	hardened-sources base patch from upstream grsecurity
 

diff --git a/3.18.5/4420_grsecurity-3.0-3.18.5-201501310706.patch b/3.18.5/4420_grsecurity-3.0-3.18.5-201502052352.patch
similarity index 99%
rename from 3.18.5/4420_grsecurity-3.0-3.18.5-201501310706.patch
rename to 3.18.5/4420_grsecurity-3.0-3.18.5-201502052352.patch
index 06b5a6e..ad22521 100644
--- a/3.18.5/4420_grsecurity-3.0-3.18.5-201501310706.patch
+++ b/3.18.5/4420_grsecurity-3.0-3.18.5-201502052352.patch
@@ -3894,7 +3894,7 @@ index 5e65ca8..879e7b3 100644
  #define CACHE_LINE_SIZE		32
  
 diff --git a/arch/arm/mm/context.c b/arch/arm/mm/context.c
-index 6eb97b3..ac509f6 100644
+index 6eb97b3..e77848e 100644
 --- a/arch/arm/mm/context.c
 +++ b/arch/arm/mm/context.c
 @@ -43,7 +43,7 @@
@@ -3906,7 +3906,40 @@ index 6eb97b3..ac509f6 100644
  static DECLARE_BITMAP(asid_map, NUM_USER_ASIDS);
  
  static DEFINE_PER_CPU(atomic64_t, active_asids);
-@@ -182,7 +182,7 @@ static u64 new_context(struct mm_struct *mm, unsigned int cpu)
+@@ -144,21 +144,17 @@ static void flush_context(unsigned int cpu)
+ 	/* Update the list of reserved ASIDs and the ASID bitmap. */
+ 	bitmap_clear(asid_map, 0, NUM_USER_ASIDS);
+ 	for_each_possible_cpu(i) {
+-		if (i == cpu) {
+-			asid = 0;
+-		} else {
+-			asid = atomic64_xchg(&per_cpu(active_asids, i), 0);
+-			/*
+-			 * If this CPU has already been through a
+-			 * rollover, but hasn't run another task in
+-			 * the meantime, we must preserve its reserved
+-			 * ASID, as this is the only trace we have of
+-			 * the process it is still running.
+-			 */
+-			if (asid == 0)
+-				asid = per_cpu(reserved_asids, i);
+-			__set_bit(asid & ~ASID_MASK, asid_map);
+-		}
++		asid = atomic64_xchg(&per_cpu(active_asids, i), 0);
++		/*
++		 * If this CPU has already been through a
++		 * rollover, but hasn't run another task in
++		 * the meantime, we must preserve its reserved
++		 * ASID, as this is the only trace we have of
++		 * the process it is still running.
++		 */
++		if (asid == 0)
++			asid = per_cpu(reserved_asids, i);
++		__set_bit(asid & ~ASID_MASK, asid_map);
+ 		per_cpu(reserved_asids, i) = asid;
+ 	}
+ 
+@@ -182,7 +178,7 @@ static u64 new_context(struct mm_struct *mm, unsigned int cpu)
  {
  	static u32 cur_idx = 1;
  	u64 asid = atomic64_read(&mm->context.id);
@@ -3915,7 +3948,7 @@ index 6eb97b3..ac509f6 100644
  
  	if (asid != 0 && is_reserved_asid(asid)) {
  		/*
-@@ -203,7 +203,7 @@ static u64 new_context(struct mm_struct *mm, unsigned int cpu)
+@@ -203,7 +199,7 @@ static u64 new_context(struct mm_struct *mm, unsigned int cpu)
  		 */
  		asid = find_next_zero_bit(asid_map, NUM_USER_ASIDS, cur_idx);
  		if (asid == NUM_USER_ASIDS) {
@@ -3924,7 +3957,7 @@ index 6eb97b3..ac509f6 100644
  							 &asid_generation);
  			flush_context(cpu);
  			asid = find_next_zero_bit(asid_map, NUM_USER_ASIDS, 1);
-@@ -234,14 +234,14 @@ void check_and_switch_context(struct mm_struct *mm, struct task_struct *tsk)
+@@ -234,14 +230,14 @@ void check_and_switch_context(struct mm_struct *mm, struct task_struct *tsk)
  	cpu_set_reserved_ttbr0();
  
  	asid = atomic64_read(&mm->context.id);
@@ -22126,7 +22159,7 @@ index 5abd4cd..c65733b 100644
 +EXPORT_SYMBOL(pax_check_alloca);
 +#endif
 diff --git a/arch/x86/kernel/dumpstack_64.c b/arch/x86/kernel/dumpstack_64.c
-index ff86f19..a20c62c 100644
+index ff86f19..73eabf4 100644
 --- a/arch/x86/kernel/dumpstack_64.c
 +++ b/arch/x86/kernel/dumpstack_64.c
 @@ -153,12 +153,12 @@ void dump_trace(struct task_struct *task, struct pt_regs *regs,
@@ -22189,7 +22222,13 @@ index ff86f19..a20c62c 100644
  	put_cpu();
  }
  EXPORT_SYMBOL(dump_trace);
-@@ -349,3 +352,50 @@ int is_valid_bugaddr(unsigned long ip)
+@@ -344,8 +347,55 @@ int is_valid_bugaddr(unsigned long ip)
+ {
+ 	unsigned short ud2;
+ 
+-	if (__copy_from_user(&ud2, (const void __user *) ip, sizeof(ud2)))
++	if (probe_kernel_address((unsigned short *)ip, ud2))
+ 		return 0;
  
  	return ud2 == 0x0b0f;
  }
@@ -35590,7 +35629,7 @@ index e88fda8..76ce7ce 100644
  	  This is the Linux Xen port.  Enabling this will allow the
  	  kernel to boot in a paravirtualized environment under the
 diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c
-index fac5e4f..e421c18 100644
+index fac5e4f..89c3525 100644
 --- a/arch/x86/xen/enlighten.c
 +++ b/arch/x86/xen/enlighten.c
 @@ -123,8 +123,6 @@ EXPORT_SYMBOL_GPL(xen_start_info);
@@ -35678,19 +35717,21 @@ index fac5e4f..e421c18 100644
  {
  	if (pm_power_off)
  		pm_power_off();
-@@ -1456,8 +1452,9 @@ static void __ref xen_setup_gdt(int cpu)
+@@ -1456,8 +1452,11 @@ static void __ref xen_setup_gdt(int cpu)
  	pv_cpu_ops.write_gdt_entry = xen_write_gdt_entry_boot;
  	pv_cpu_ops.load_gdt = xen_load_gdt_boot;
  
 -	setup_stack_canary_segment(0);
 -	switch_to_new_gdt(0);
 +	setup_stack_canary_segment(cpu);
++#ifdef CONFIG_X86_64
 +	load_percpu_segment(cpu);
++#endif
 +	switch_to_new_gdt(cpu);
  
  	pv_cpu_ops.write_gdt_entry = xen_write_gdt_entry;
  	pv_cpu_ops.load_gdt = xen_load_gdt;
-@@ -1573,7 +1570,17 @@ asmlinkage __visible void __init xen_start_kernel(void)
+@@ -1573,7 +1572,17 @@ asmlinkage __visible void __init xen_start_kernel(void)
  	__userpte_alloc_gfp &= ~__GFP_HIGHMEM;
  
  	/* Work out if we support NX */
@@ -35709,7 +35750,7 @@ index fac5e4f..e421c18 100644
  
  	/* Get mfn list */
  	xen_build_dynamic_phys_to_machine();
-@@ -1601,13 +1608,6 @@ asmlinkage __visible void __init xen_start_kernel(void)
+@@ -1601,13 +1610,6 @@ asmlinkage __visible void __init xen_start_kernel(void)
  
  	machine_ops = xen_machine_ops;
  
@@ -44014,6 +44055,19 @@ index 4d9b195..455075c 100644
  				return -EFAULT;
  		} else {
  			memcpy(buf, dp, left);
+diff --git a/drivers/isdn/hardware/eicon/message.c b/drivers/isdn/hardware/eicon/message.c
+index a82e542..f766a79 100644
+--- a/drivers/isdn/hardware/eicon/message.c
++++ b/drivers/isdn/hardware/eicon/message.c
+@@ -1474,7 +1474,7 @@ static byte connect_res(dword Id, word Number, DIVA_CAPI_ADAPTER *a,
+ 					add_ai(plci, &parms[5]);
+ 					sig_req(plci, REJECT, 0);
+ 				}
+-				else if (Reject == 1 || Reject > 9)
++				else if (Reject == 1 || Reject >= 9)
+ 				{
+ 					add_ai(plci, &parms[5]);
+ 					sig_req(plci, HANGUP, 0);
 diff --git a/drivers/isdn/i4l/isdn_common.c b/drivers/isdn/i4l/isdn_common.c
 index 9b856e1..fa03c92 100644
 --- a/drivers/isdn/i4l/isdn_common.c
@@ -48093,6 +48147,19 @@ index 4ff1adc..0ea6bf4 100644
  
  #include "ftmac100.h"
  
+diff --git a/drivers/net/ethernet/freescale/gianfar_ethtool.c b/drivers/net/ethernet/freescale/gianfar_ethtool.c
+index 76d7070..f6971182 100644
+--- a/drivers/net/ethernet/freescale/gianfar_ethtool.c
++++ b/drivers/net/ethernet/freescale/gianfar_ethtool.c
+@@ -1581,7 +1581,7 @@ static int gfar_write_filer_table(struct gfar_private *priv,
+ 		return -EBUSY;
+ 
+ 	/* Fill regular entries */
+-	for (; i < MAX_FILER_IDX - 1 && (tab->fe[i].ctrl | tab->fe[i].ctrl);
++	for (; i < MAX_FILER_IDX - 1 && (tab->fe[i].ctrl | tab->fe[i].prop);
+ 	     i++)
+ 		gfar_write_filer(priv, i, tab->fe[i].ctrl, tab->fe[i].prop);
+ 	/* Fill the rest with fall-troughs */
 diff --git a/drivers/net/ethernet/intel/i40e/i40e_ptp.c b/drivers/net/ethernet/intel/i40e/i40e_ptp.c
 index 537b621..07f87ce 100644
 --- a/drivers/net/ethernet/intel/i40e/i40e_ptp.c
@@ -48134,6 +48201,20 @@ index 11ff28b..375d659 100644
  
  	netdev_tx_completed_queue(ring->tx_queue, packets, bytes);
  
+diff --git a/drivers/net/ethernet/mellanox/mlx4/mlx4.h b/drivers/net/ethernet/mellanox/mlx4/mlx4.h
+index de10dbb..8b54f29 100644
+--- a/drivers/net/ethernet/mellanox/mlx4/mlx4.h
++++ b/drivers/net/ethernet/mellanox/mlx4/mlx4.h
+@@ -233,7 +233,8 @@ do {									\
+ extern int mlx4_log_num_mgm_entry_size;
+ extern int log_mtts_per_seg;
+ 
+-#define MLX4_MAX_NUM_SLAVES	(MLX4_MAX_NUM_PF + MLX4_MAX_NUM_VF)
++#define MLX4_MAX_NUM_SLAVES	(min(MLX4_MAX_NUM_PF + MLX4_MAX_NUM_VF, \
++				     MLX4_MFUNC_MAX))
+ #define ALL_SLAVES 0xff
+ 
+ struct mlx4_bitmap {
 diff --git a/drivers/net/ethernet/neterion/s2io.c b/drivers/net/ethernet/neterion/s2io.c
 index f5e4b82..db0c7a9 100644
 --- a/drivers/net/ethernet/neterion/s2io.c
@@ -48326,6 +48407,42 @@ index 2f48f79..8ae1a1a 100644
  
  	spinlock_t request_lock;
  	struct list_head req_list;
+diff --git a/drivers/net/hyperv/netvsc.c b/drivers/net/hyperv/netvsc.c
+index 7d76c95..63d7a64 100644
+--- a/drivers/net/hyperv/netvsc.c
++++ b/drivers/net/hyperv/netvsc.c
+@@ -716,7 +716,7 @@ int netvsc_send(struct hv_device *device,
+ 	u64 req_id;
+ 	unsigned int section_index = NETVSC_INVALID_INDEX;
+ 	u32 msg_size = 0;
+-	struct sk_buff *skb;
++	struct sk_buff *skb = NULL;
+ 	u16 q_idx = packet->q_idx;
+ 
+ 
+@@ -743,8 +743,6 @@ int netvsc_send(struct hv_device *device,
+ 							   packet);
+ 			skb = (struct sk_buff *)
+ 			      (unsigned long)packet->send_completion_tid;
+-			if (skb)
+-				dev_kfree_skb_any(skb);
+ 			packet->page_buf_cnt = 0;
+ 		}
+ 	}
+@@ -807,6 +805,13 @@ int netvsc_send(struct hv_device *device,
+ 			   packet, ret);
+ 	}
+ 
++	if (ret != 0) {
++		if (section_index != NETVSC_INVALID_INDEX)
++			netvsc_free_send_slot(net_device, section_index);
++	} else if (skb) {
++		dev_kfree_skb_any(skb);
++	}
++
+ 	return ret;
+ }
+ 
 diff --git a/drivers/net/hyperv/rndis_filter.c b/drivers/net/hyperv/rndis_filter.c
 index 2b86f0b..ecc996f 100644
 --- a/drivers/net/hyperv/rndis_filter.c
@@ -48463,6 +48580,19 @@ index 34924df..a747360 100644
  	.kind			= "nlmon",
  	.priv_size		= sizeof(struct nlmon),
  	.setup			= nlmon_setup,
+diff --git a/drivers/net/ppp/ppp_deflate.c b/drivers/net/ppp/ppp_deflate.c
+index 602c625..b5edc7f 100644
+--- a/drivers/net/ppp/ppp_deflate.c
++++ b/drivers/net/ppp/ppp_deflate.c
+@@ -246,7 +246,7 @@ static int z_compress(void *arg, unsigned char *rptr, unsigned char *obuf,
+ 	/*
+ 	 * See if we managed to reduce the size of the packet.
+ 	 */
+-	if (olen < isize) {
++	if (olen < isize && olen <= osize) {
+ 		state->stats.comp_bytes += olen;
+ 		state->stats.comp_packets++;
+ 	} else {
 diff --git a/drivers/net/ppp/ppp_generic.c b/drivers/net/ppp/ppp_generic.c
 index 794a473..9fd437b 100644
 --- a/drivers/net/ppp/ppp_generic.c
@@ -49592,6 +49722,40 @@ index a912dc0..a8225ba 100644
  	u16 int_num;
  
  	ZD_ASSERT(in_interrupt());
+diff --git a/drivers/net/xen-netback/interface.c b/drivers/net/xen-netback/interface.c
+index d752d1c..23e3203 100644
+--- a/drivers/net/xen-netback/interface.c
++++ b/drivers/net/xen-netback/interface.c
+@@ -578,6 +578,7 @@ int xenvif_connect(struct xenvif_queue *queue, unsigned long tx_ring_ref,
+ 		goto err_rx_unbind;
+ 	}
+ 	queue->task = task;
++	get_task_struct(task);
+ 
+ 	task = kthread_create(xenvif_dealloc_kthread,
+ 			      (void *)queue, "%s-dealloc", queue->name);
+@@ -634,6 +635,7 @@ void xenvif_disconnect(struct xenvif *vif)
+ 
+ 		if (queue->task) {
+ 			kthread_stop(queue->task);
++			put_task_struct(queue->task);
+ 			queue->task = NULL;
+ 		}
+ 
+diff --git a/drivers/net/xen-netback/netback.c b/drivers/net/xen-netback/netback.c
+index c39aace..e18728d 100644
+--- a/drivers/net/xen-netback/netback.c
++++ b/drivers/net/xen-netback/netback.c
+@@ -2111,8 +2111,7 @@ int xenvif_kthread_guest_rx(void *data)
+ 		 */
+ 		if (unlikely(vif->disabled && queue->id == 0)) {
+ 			xenvif_carrier_off(vif);
+-			xenvif_rx_queue_purge(queue);
+-			continue;
++			break;
+ 		}
+ 
+ 		if (!skb_queue_empty(&queue->rx_queue))
 diff --git a/drivers/nfc/nfcwilink.c b/drivers/nfc/nfcwilink.c
 index 683671a..4519fc2 100644
 --- a/drivers/nfc/nfcwilink.c
@@ -51894,10 +52058,24 @@ index ae45bd9..c32a586 100644
  
  	transport_setup_device(&rport->dev);
 diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c
-index cfba74c..415f09b 100644
+index cfba74c..4cdf6a1 100644
 --- a/drivers/scsi/sd.c
 +++ b/drivers/scsi/sd.c
-@@ -3022,7 +3022,7 @@ static int sd_probe(struct device *dev)
+@@ -2818,9 +2818,11 @@ static int sd_revalidate_disk(struct gendisk *disk)
+ 	 */
+ 	sd_set_flush_flag(sdkp);
+ 
+-	max_xfer = min_not_zero(queue_max_hw_sectors(sdkp->disk->queue),
+-				sdkp->max_xfer_blocks);
++	max_xfer = sdkp->max_xfer_blocks;
+ 	max_xfer <<= ilog2(sdp->sector_size) - 9;
++
++	max_xfer = min_not_zero(queue_max_hw_sectors(sdkp->disk->queue),
++				max_xfer);
+ 	blk_queue_max_hw_sectors(sdkp->disk->queue, max_xfer);
+ 	set_capacity(disk, sdkp->capacity);
+ 	sd_config_write_same(sdkp);
+@@ -3022,7 +3024,7 @@ static int sd_probe(struct device *dev)
  	sdkp->disk = gd;
  	sdkp->index = index;
  	atomic_set(&sdkp->openers, 0);
@@ -59720,7 +59898,7 @@ index f6e1237..796ffd1 100644
  		sb->s_bdi = &fsc->backing_dev_info;
  	return err;
 diff --git a/fs/cifs/cifs_debug.c b/fs/cifs/cifs_debug.c
-index 44ec726..bcb06a3 100644
+index 44ec726..11a056f 100644
 --- a/fs/cifs/cifs_debug.c
 +++ b/fs/cifs/cifs_debug.c
 @@ -286,8 +286,8 @@ static ssize_t cifs_stats_proc_write(struct file *file,
@@ -59763,6 +59941,20 @@ index 44ec726..bcb06a3 100644
  				if (server->ops->print_stats)
  					server->ops->print_stats(m, tcon);
  			}
+@@ -615,9 +615,11 @@ cifs_security_flags_handle_must_flags(unsigned int *flags)
+ 		*flags = CIFSSEC_MUST_NTLMV2;
+ 	else if ((*flags & CIFSSEC_MUST_NTLM) == CIFSSEC_MUST_NTLM)
+ 		*flags = CIFSSEC_MUST_NTLM;
+-	else if ((*flags & CIFSSEC_MUST_LANMAN) == CIFSSEC_MUST_LANMAN)
++	else if (CIFSSEC_MUST_LANMAN &&
++		 (*flags & CIFSSEC_MUST_LANMAN) == CIFSSEC_MUST_LANMAN)
+ 		*flags = CIFSSEC_MUST_LANMAN;
+-	else if ((*flags & CIFSSEC_MUST_PLNTXT) == CIFSSEC_MUST_PLNTXT)
++	else if (CIFSSEC_MUST_PLNTXT &&
++		 (*flags & CIFSSEC_MUST_PLNTXT) == CIFSSEC_MUST_PLNTXT)
+ 		*flags = CIFSSEC_MUST_PLNTXT;
+ 
+ 	*flags |= signflags;
 diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c
 index 9d7996e..35ad5cf4 100644
 --- a/fs/cifs/cifsfs.c
@@ -59881,10 +60073,37 @@ index 02a33e5..3a28b5a 100644
  GLOBAL_EXTERN atomic_t smBufAllocCount;
  GLOBAL_EXTERN atomic_t midCount;
 diff --git a/fs/cifs/file.c b/fs/cifs/file.c
-index 3e4d00a..38a122d 100644
+index 3e4d00a..4132187 100644
 --- a/fs/cifs/file.c
 +++ b/fs/cifs/file.c
-@@ -2056,10 +2056,14 @@ static int cifs_writepages(struct address_space *mapping,
+@@ -366,6 +366,7 @@ void cifsFileInfo_put(struct cifsFileInfo *cifs_file)
+ 	struct cifsLockInfo *li, *tmp;
+ 	struct cifs_fid fid;
+ 	struct cifs_pending_open open;
++	bool oplock_break_cancelled;
+ 
+ 	spin_lock(&cifs_file_list_lock);
+ 	if (--cifs_file->count > 0) {
+@@ -397,7 +398,7 @@ void cifsFileInfo_put(struct cifsFileInfo *cifs_file)
+ 	}
+ 	spin_unlock(&cifs_file_list_lock);
+ 
+-	cancel_work_sync(&cifs_file->oplock_break);
++	oplock_break_cancelled = cancel_work_sync(&cifs_file->oplock_break);
+ 
+ 	if (!tcon->need_reconnect && !cifs_file->invalidHandle) {
+ 		struct TCP_Server_Info *server = tcon->ses->server;
+@@ -409,6 +410,9 @@ void cifsFileInfo_put(struct cifsFileInfo *cifs_file)
+ 		_free_xid(xid);
+ 	}
+ 
++	if (oplock_break_cancelled)
++		cifs_done_oplock_break(cifsi);
++
+ 	cifs_del_pending_open(&open);
+ 
+ 	/*
+@@ -2056,10 +2060,14 @@ static int cifs_writepages(struct address_space *mapping,
  		index = mapping->writeback_index; /* Start from prev offset */
  		end = -1;
  	} else {
@@ -60168,6 +60387,19 @@ index 8f1672b..af339c07 100644
  	}
  
  	req->FileIndex = cpu_to_le32(index);
+diff --git a/fs/cifs/smbencrypt.c b/fs/cifs/smbencrypt.c
+index 6c15663..a4232ec 100644
+--- a/fs/cifs/smbencrypt.c
++++ b/fs/cifs/smbencrypt.c
+@@ -221,7 +221,7 @@ E_md4hash(const unsigned char *passwd, unsigned char *p16,
+ 	}
+ 
+ 	rc = mdfour(p16, (unsigned char *) wpwd, len * sizeof(__le16));
+-	memset(wpwd, 0, 129 * sizeof(__le16));
++	memzero_explicit(wpwd, sizeof(wpwd));
+ 
+ 	return rc;
+ }
 diff --git a/fs/coda/cache.c b/fs/coda/cache.c
 index 46ee6f2..89a9e7f 100644
 --- a/fs/coda/cache.c
@@ -61935,7 +62167,7 @@ index 99d440a..eb979d1 100644
  }
  EXPORT_SYMBOL(__f_setown);
 diff --git a/fs/fhandle.c b/fs/fhandle.c
-index 999ff5c..ac037c9 100644
+index 999ff5c..2281df9 100644
 --- a/fs/fhandle.c
 +++ b/fs/fhandle.c
 @@ -8,6 +8,7 @@
@@ -61965,6 +62197,18 @@ index 999ff5c..ac037c9 100644
  		retval = -EPERM;
  		goto out_err;
  	}
+@@ -195,8 +195,9 @@ static int handle_to_path(int mountdirfd, struct file_handle __user *ufh,
+ 		goto out_err;
+ 	}
+ 	/* copy the full handle */
+-	if (copy_from_user(handle, ufh,
+-			   sizeof(struct file_handle) +
++	*handle = f_handle;
++	if (copy_from_user(&handle->f_handle,
++			   &ufh->f_handle,
+ 			   f_handle.handle_bytes)) {
+ 		retval = -EFAULT;
+ 		goto out_handle;
 diff --git a/fs/file.c b/fs/file.c
 index ab3eb6a..8de2392 100644
 --- a/fs/file.c
@@ -83097,6 +83341,19 @@ index 3d385c8..deacb6a 100644
  
  static inline int
  vma_dup_policy(struct vm_area_struct *src, struct vm_area_struct *dst)
+diff --git a/include/linux/mlx4/device.h b/include/linux/mlx4/device.h
+index 37e4404..26ebbd0 100644
+--- a/include/linux/mlx4/device.h
++++ b/include/linux/mlx4/device.h
+@@ -97,7 +97,7 @@ enum {
+ 	MLX4_MAX_NUM_PF		= 16,
+ 	MLX4_MAX_NUM_VF		= 64,
+ 	MLX4_MAX_NUM_VF_P_PORT  = 64,
+-	MLX4_MFUNC_MAX		= 80,
++	MLX4_MFUNC_MAX		= 128,
+ 	MLX4_MAX_EQ_NUM		= 1024,
+ 	MLX4_MFUNC_EQ_NUM	= 4,
+ 	MLX4_MFUNC_MAX_EQES     = 8,
 diff --git a/include/linux/mm.h b/include/linux/mm.h
 index 5ab2da9..5f0b3df 100644
 --- a/include/linux/mm.h
@@ -86073,6 +86330,23 @@ index 8109a15..504466d 100644
 +extern atomic_unchecked_t flow_cache_genid;
  
  #endif
+diff --git a/include/net/flow_keys.h b/include/net/flow_keys.h
+index 7ee2df0..dc8fd81 100644
+--- a/include/net/flow_keys.h
++++ b/include/net/flow_keys.h
+@@ -22,9 +22,9 @@ struct flow_keys {
+ 		__be32 ports;
+ 		__be16 port16[2];
+ 	};
+-	u16 thoff;
+-	u16 n_proto;
+-	u8 ip_proto;
++	u16	thoff;
++	__be16	n_proto;
++	u8	ip_proto;
+ };
+ 
+ bool __skb_flow_dissect(const struct sk_buff *skb, struct flow_keys *flow,
 diff --git a/include/net/genetlink.h b/include/net/genetlink.h
 index af10c2c..a431cc5 100644
 --- a/include/net/genetlink.h
@@ -86126,10 +86400,28 @@ index 80479ab..0c3f647 100644
  		struct rcu_head         rcu;
  		struct inet_peer	*gc_next;
 diff --git a/include/net/ip.h b/include/net/ip.h
-index 0bb6207..a8878af 100644
+index 0bb6207..1f38247 100644
 --- a/include/net/ip.h
 +++ b/include/net/ip.h
-@@ -316,7 +316,7 @@ static inline unsigned int ip_skb_dst_mtu(const struct sk_buff *skb)
+@@ -39,11 +39,12 @@ struct inet_skb_parm {
+ 	struct ip_options	opt;		/* Compiled IP options		*/
+ 	unsigned char		flags;
+ 
+-#define IPSKB_FORWARDED		1
+-#define IPSKB_XFRM_TUNNEL_SIZE	2
+-#define IPSKB_XFRM_TRANSFORMED	4
+-#define IPSKB_FRAG_COMPLETE	8
+-#define IPSKB_REROUTED		16
++#define IPSKB_FORWARDED		BIT(0)
++#define IPSKB_XFRM_TUNNEL_SIZE	BIT(1)
++#define IPSKB_XFRM_TRANSFORMED	BIT(2)
++#define IPSKB_FRAG_COMPLETE	BIT(3)
++#define IPSKB_REROUTED		BIT(4)
++#define IPSKB_DOREDIRECT	BIT(5)
+ 
+ 	u16			frag_max_size;
+ };
+@@ -316,7 +317,7 @@ static inline unsigned int ip_skb_dst_mtu(const struct sk_buff *skb)
  	}
  }
  
@@ -86187,6 +86479,28 @@ index 615b20b..fd4cbd8 100644
  	/* ip_vs_est */
  	struct list_head	est_list;	/* estimator list */
  	spinlock_t		est_lock;
+diff --git a/include/net/ipv6.h b/include/net/ipv6.h
+index 4292929..7e21d2e 100644
+--- a/include/net/ipv6.h
++++ b/include/net/ipv6.h
+@@ -708,7 +708,7 @@ static inline __be32 ip6_make_flowlabel(struct net *net, struct sk_buff *skb,
+ 					__be32 flowlabel, bool autolabel)
+ {
+ 	if (!flowlabel && (autolabel || net->ipv6.sysctl.auto_flowlabels)) {
+-		__be32 hash;
++		u32 hash;
+ 
+ 		hash = skb_get_hash(skb);
+ 
+@@ -718,7 +718,7 @@ static inline __be32 ip6_make_flowlabel(struct net *net, struct sk_buff *skb,
+ 		 */
+ 		hash ^= hash >> 12;
+ 
+-		flowlabel = hash & IPV6_FLOWLABEL_MASK;
++		flowlabel = (__force __be32)hash & IPV6_FLOWLABEL_MASK;
+ 	}
+ 
+ 	return flowlabel;
 diff --git a/include/net/irda/ircomm_tty.h b/include/net/irda/ircomm_tty.h
 index 8d4f588..2e37ad2 100644
 --- a/include/net/irda/ircomm_tty.h
@@ -98084,7 +98398,7 @@ index ace9345..63320dc 100644
  
  		if (nstart < prev->vm_end)
 diff --git a/mm/mremap.c b/mm/mremap.c
-index b147f66..98a695a 100644
+index b147f66..98a695ab 100644
 --- a/mm/mremap.c
 +++ b/mm/mremap.c
 @@ -144,6 +144,12 @@ static void move_ptes(struct vm_area_struct *vma, pmd_t *old_pmd,
@@ -101187,7 +101501,7 @@ index fdbc9a8..cd6972c 100644
  
  	return err;
 diff --git a/net/core/dev.c b/net/core/dev.c
-index 8440968..d1d6bea 100644
+index 8440968..e14d2b7 100644
 --- a/net/core/dev.c
 +++ b/net/core/dev.c
 @@ -1683,14 +1683,14 @@ int __dev_forward_skb(struct net_device *dev, struct sk_buff *skb)
@@ -101252,6 +101566,24 @@ index 8440968..d1d6bea 100644
  {
  	struct softnet_data *sd = this_cpu_ptr(&softnet_data);
  	unsigned long time_limit = jiffies + 2;
+@@ -5247,7 +5247,7 @@ void netdev_upper_dev_unlink(struct net_device *dev,
+ }
+ EXPORT_SYMBOL(netdev_upper_dev_unlink);
+ 
+-void netdev_adjacent_add_links(struct net_device *dev)
++static void netdev_adjacent_add_links(struct net_device *dev)
+ {
+ 	struct netdev_adjacent *iter;
+ 
+@@ -5272,7 +5272,7 @@ void netdev_adjacent_add_links(struct net_device *dev)
+ 	}
+ }
+ 
+-void netdev_adjacent_del_links(struct net_device *dev)
++static void netdev_adjacent_del_links(struct net_device *dev)
+ {
+ 	struct netdev_adjacent *iter;
+ 
 @@ -6557,8 +6557,8 @@ struct rtnl_link_stats64 *dev_get_stats(struct net_device *dev,
  	} else {
  		netdev_stats_to_stats64(storage, &dev->stats);
@@ -101263,6 +101595,15 @@ index 8440968..d1d6bea 100644
  	return storage;
  }
  EXPORT_SYMBOL(dev_get_stats);
+@@ -6574,7 +6574,7 @@ struct netdev_queue *dev_ingress_queue_create(struct net_device *dev)
+ 	if (!queue)
+ 		return NULL;
+ 	netdev_init_one_queue(dev, queue, NULL);
+-	queue->qdisc = &noop_qdisc;
++	RCU_INIT_POINTER(queue->qdisc, &noop_qdisc);
+ 	queue->qdisc_sleeping = &noop_qdisc;
+ 	rcu_assign_pointer(dev->ingress_queue, queue);
+ #endif
 diff --git a/net/core/dev_ioctl.c b/net/core/dev_ioctl.c
 index 72e899a..79a9409 100644
 --- a/net/core/dev_ioctl.c
@@ -101318,7 +101659,7 @@ index 647b122..18a7ff6 100644
  	fp->len = fprog->len;
  	/* Since unattached filters are not copied back to user
 diff --git a/net/core/flow.c b/net/core/flow.c
-index a0348fd..6951c76 100644
+index a0348fd..340f65d 100644
 --- a/net/core/flow.c
 +++ b/net/core/flow.c
 @@ -65,7 +65,7 @@ static void flow_cache_new_hashrnd(unsigned long arg)
@@ -101348,6 +101689,15 @@ index a0348fd..6951c76 100644
  		if (!IS_ERR(flo))
  			fle->object = flo;
  		else
+@@ -379,7 +379,7 @@ done:
+ static void flow_cache_flush_task(struct work_struct *work)
+ {
+ 	struct netns_xfrm *xfrm = container_of(work, struct netns_xfrm,
+-						flow_cache_gc_work);
++						flow_cache_flush_work);
+ 	struct net *net = container_of(xfrm, struct net, xfrm);
+ 
+ 	flow_cache_flush(net);
 diff --git a/net/core/iovec.c b/net/core/iovec.c
 index e1ec45a..e5c6f16 100644
 --- a/net/core/iovec.c
@@ -102209,6 +102559,20 @@ index 241afd7..31b95d5 100644
  		p->metrics[RTAX_LOCK-1] = INETPEER_METRICS_NEW;
  		p->rate_tokens = 0;
  		/* 60*HZ is arbitrary, but chosen enough high so that the first
+diff --git a/net/ipv4/ip_forward.c b/net/ipv4/ip_forward.c
+index 3a83ce5..787b3c2 100644
+--- a/net/ipv4/ip_forward.c
++++ b/net/ipv4/ip_forward.c
+@@ -129,7 +129,8 @@ int ip_forward(struct sk_buff *skb)
+ 	 *	We now generate an ICMP HOST REDIRECT giving the route
+ 	 *	we calculated.
+ 	 */
+-	if (rt->rt_flags&RTCF_DOREDIRECT && !opt->srr && !skb_sec_path(skb))
++	if (IPCB(skb)->flags & IPSKB_DOREDIRECT && !opt->srr &&
++	    !skb_sec_path(skb))
+ 		ip_rt_send_redirect(skb);
+ 
+ 	skb->priority = rt_tos2priority(iph->tos);
 diff --git a/net/ipv4/ip_fragment.c b/net/ipv4/ip_fragment.c
 index 2811cc1..ad5a534 100644
 --- a/net/ipv4/ip_fragment.c
@@ -102316,6 +102680,18 @@ index 3d4da2c..40f9c29 100644
  					icmp_send(skb, ICMP_DEST_UNREACH,
  						  ICMP_PROT_UNREACH, 0);
  				}
+diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c
+index bc6471d..c5e8a0c 100644
+--- a/net/ipv4/ip_output.c
++++ b/net/ipv4/ip_output.c
+@@ -1517,6 +1517,7 @@ static DEFINE_PER_CPU(struct inet_sock, unicast_sock) = {
+ 		.sk_wmem_alloc	= ATOMIC_INIT(1),
+ 		.sk_allocation	= GFP_ATOMIC,
+ 		.sk_flags	= (1UL << SOCK_USE_WRITE_QUEUE),
++		.sk_pacing_rate = ~0U,
+ 	},
+ 	.pmtudisc	= IP_PMTUDISC_WANT,
+ 	.uc_ttl		= -1,
 diff --git a/net/ipv4/ip_sockglue.c b/net/ipv4/ip_sockglue.c
 index 9daf217..373d454 100644
 --- a/net/ipv4/ip_sockglue.c
@@ -102675,7 +103051,7 @@ index 739db31..74f0210 100644
  
  static int raw_seq_show(struct seq_file *seq, void *v)
 diff --git a/net/ipv4/route.c b/net/ipv4/route.c
-index 6a2155b..d426880 100644
+index 6a2155b..47de388 100644
 --- a/net/ipv4/route.c
 +++ b/net/ipv4/route.c
 @@ -228,7 +228,7 @@ static const struct seq_operations rt_cache_seq_ops = {
@@ -102728,7 +103104,31 @@ index 6a2155b..d426880 100644
  }
  EXPORT_SYMBOL(ip_idents_reserve);
  
-@@ -2624,34 +2624,34 @@ static struct ctl_table ipv4_route_flush_table[] = {
+@@ -1554,11 +1554,10 @@ static int __mkroute_input(struct sk_buff *skb,
+ 
+ 	do_cache = res->fi && !itag;
+ 	if (out_dev == in_dev && err && IN_DEV_TX_REDIRECTS(out_dev) &&
++	    skb->protocol == htons(ETH_P_IP) &&
+ 	    (IN_DEV_SHARED_MEDIA(out_dev) ||
+-	     inet_addr_onlink(out_dev, saddr, FIB_RES_GW(*res)))) {
+-		flags |= RTCF_DOREDIRECT;
+-		do_cache = false;
+-	}
++	     inet_addr_onlink(out_dev, saddr, FIB_RES_GW(*res))))
++		IPCB(skb)->flags |= IPSKB_DOREDIRECT;
+ 
+ 	if (skb->protocol != htons(ETH_P_IP)) {
+ 		/* Not IP (i.e. ARP). Do not create route, if it is
+@@ -2303,6 +2302,8 @@ static int rt_fill_info(struct net *net,  __be32 dst, __be32 src,
+ 	r->rtm_flags	= (rt->rt_flags & ~0xFFFF) | RTM_F_CLONED;
+ 	if (rt->rt_flags & RTCF_NOTIFY)
+ 		r->rtm_flags |= RTM_F_NOTIFY;
++	if (IPCB(skb)->flags & IPSKB_DOREDIRECT)
++		r->rtm_flags |= RTCF_DOREDIRECT;
+ 
+ 	if (nla_put_be32(skb, RTA_DST, dst))
+ 		goto nla_put_failure;
+@@ -2624,34 +2625,34 @@ static struct ctl_table ipv4_route_flush_table[] = {
  		.maxlen		= sizeof(int),
  		.mode		= 0200,
  		.proc_handler	= ipv4_sysctl_rtcache_flush,
@@ -102771,7 +103171,7 @@ index 6a2155b..d426880 100644
  err_dup:
  	return -ENOMEM;
  }
-@@ -2674,8 +2674,8 @@ static __net_initdata struct pernet_operations sysctl_route_ops = {
+@@ -2674,8 +2675,8 @@ static __net_initdata struct pernet_operations sysctl_route_ops = {
  
  static __net_init int rt_genid_init(struct net *net)
  {
@@ -102782,7 +103182,7 @@ index 6a2155b..d426880 100644
  	get_random_bytes(&net->ipv4.dev_addr_genid,
  			 sizeof(net->ipv4.dev_addr_genid));
  	return 0;
-@@ -2718,11 +2718,7 @@ int __init ip_rt_init(void)
+@@ -2718,11 +2719,7 @@ int __init ip_rt_init(void)
  {
  	int rc = 0;
  
@@ -103410,7 +103810,7 @@ index b2d1838..0194c04 100644
  	return new;
  }
 diff --git a/net/ipv6/ip6_gre.c b/net/ipv6/ip6_gre.c
-index 0e32d2e..98cbe65 100644
+index 0e32d2e..dd45cdc 100644
 --- a/net/ipv6/ip6_gre.c
 +++ b/net/ipv6/ip6_gre.c
 @@ -71,8 +71,8 @@ struct ip6gre_net {
@@ -103424,6 +103824,24 @@ index 0e32d2e..98cbe65 100644
  static int ip6gre_tunnel_init(struct net_device *dev);
  static void ip6gre_tunnel_setup(struct net_device *dev);
  static void ip6gre_tunnel_link(struct ip6gre_net *ign, struct ip6_tnl *t);
+@@ -417,7 +417,7 @@ static void ip6gre_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
+ 		if (code == ICMPV6_HDR_FIELD)
+ 			teli = ip6_tnl_parse_tlv_enc_lim(skb, skb->data);
+ 
+-		if (teli && teli == info - 2) {
++		if (teli && teli == be32_to_cpu(info) - 2) {
+ 			tel = (struct ipv6_tlv_tnl_enc_lim *) &skb->data[teli];
+ 			if (tel->encap_limit == 0) {
+ 				net_warn_ratelimited("%s: Too small encapsulation limit or routing loop in tunnel!\n",
+@@ -429,7 +429,7 @@ static void ip6gre_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
+ 		}
+ 		break;
+ 	case ICMPV6_PKT_TOOBIG:
+-		mtu = info - offset;
++		mtu = be32_to_cpu(info) - offset;
+ 		if (mtu < IPV6_MIN_MTU)
+ 			mtu = IPV6_MIN_MTU;
+ 		t->dev->mtu = mtu;
 @@ -1289,7 +1289,7 @@ static void ip6gre_fb_tunnel_init(struct net_device *dev)
  }
  
@@ -103818,7 +104236,7 @@ index a318dd89..42a612c 100644
  	table = kmemdup(ipv6_route_table_template,
  			sizeof(ipv6_route_table_template),
 diff --git a/net/ipv6/sit.c b/net/ipv6/sit.c
-index a24557a..00a9ed1 100644
+index a24557a..ade77d3 100644
 --- a/net/ipv6/sit.c
 +++ b/net/ipv6/sit.c
 @@ -74,7 +74,7 @@ static void ipip6_tunnel_setup(struct net_device *dev);
@@ -103830,6 +104248,33 @@ index a24557a..00a9ed1 100644
  
  static int sit_net_id __read_mostly;
  struct sit_net {
+@@ -1505,12 +1505,12 @@ static bool ipip6_netlink_encap_parms(struct nlattr *data[],
+ 
+ 	if (data[IFLA_IPTUN_ENCAP_SPORT]) {
+ 		ret = true;
+-		ipencap->sport = nla_get_u16(data[IFLA_IPTUN_ENCAP_SPORT]);
++		ipencap->sport = nla_get_be16(data[IFLA_IPTUN_ENCAP_SPORT]);
+ 	}
+ 
+ 	if (data[IFLA_IPTUN_ENCAP_DPORT]) {
+ 		ret = true;
+-		ipencap->dport = nla_get_u16(data[IFLA_IPTUN_ENCAP_DPORT]);
++		ipencap->dport = nla_get_be16(data[IFLA_IPTUN_ENCAP_DPORT]);
+ 	}
+ 
+ 	return ret;
+@@ -1706,9 +1706,9 @@ static int ipip6_fill_info(struct sk_buff *skb, const struct net_device *dev)
+ 
+ 	if (nla_put_u16(skb, IFLA_IPTUN_ENCAP_TYPE,
+ 			tunnel->encap.type) ||
+-	    nla_put_u16(skb, IFLA_IPTUN_ENCAP_SPORT,
++	    nla_put_be16(skb, IFLA_IPTUN_ENCAP_SPORT,
+ 			tunnel->encap.sport) ||
+-	    nla_put_u16(skb, IFLA_IPTUN_ENCAP_DPORT,
++	    nla_put_be16(skb, IFLA_IPTUN_ENCAP_DPORT,
+ 			tunnel->encap.dport) ||
+ 	    nla_put_u16(skb, IFLA_IPTUN_ENCAP_FLAGS,
+ 			tunnel->encap.dport))
 @@ -1750,7 +1750,7 @@ static void ipip6_dellink(struct net_device *dev, struct list_head *head)
  		unregister_netdevice_queue(dev, head);
  }
@@ -104887,6 +105332,22 @@ index c68c1e5..8b5d670 100644
  	mutex_unlock(&nf_sockopt_mutex);
  }
  EXPORT_SYMBOL(nf_unregister_sockopt);
+diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c
+index 71b574c..d319e8b 100644
+--- a/net/netfilter/nf_tables_api.c
++++ b/net/netfilter/nf_tables_api.c
+@@ -1134,9 +1134,11 @@ static struct nft_stats __percpu *nft_stats_alloc(const struct nlattr *attr)
+ 	/* Restore old counters on this cpu, no problem. Per-cpu statistics
+ 	 * are not exposed to userspace.
+ 	 */
++	preempt_disable();
+ 	stats = this_cpu_ptr(newstats);
+ 	stats->bytes = be64_to_cpu(nla_get_be64(tb[NFTA_COUNTER_BYTES]));
+ 	stats->pkts = be64_to_cpu(nla_get_be64(tb[NFTA_COUNTER_PACKETS]));
++	preempt_enable();
+ 
+ 	return newstats;
+ }
 diff --git a/net/netfilter/nfnetlink_log.c b/net/netfilter/nfnetlink_log.c
 index 5f1be5b..2cba8cd 100644
 --- a/net/netfilter/nfnetlink_log.c
@@ -105374,6 +105835,27 @@ index 48f8ffc..0ef3eec 100644
  
  struct rds_sock {
  	struct sock		rs_sk;
+diff --git a/net/rds/sysctl.c b/net/rds/sysctl.c
+index c3b0cd4..c173f69 100644
+--- a/net/rds/sysctl.c
++++ b/net/rds/sysctl.c
+@@ -71,14 +71,14 @@ static struct ctl_table rds_sysctl_rds_table[] = {
+ 	{
+ 		.procname	= "max_unacked_packets",
+ 		.data		= &rds_sysctl_max_unacked_packets,
+-		.maxlen         = sizeof(unsigned long),
++		.maxlen         = sizeof(int),
+ 		.mode           = 0644,
+ 		.proc_handler   = proc_dointvec,
+ 	},
+ 	{
+ 		.procname	= "max_unacked_bytes",
+ 		.data		= &rds_sysctl_max_unacked_bytes,
+-		.maxlen         = sizeof(unsigned long),
++		.maxlen         = sizeof(int),
+ 		.mode           = 0644,
+ 		.proc_handler   = proc_dointvec,
+ 	},
 diff --git a/net/rds/tcp.c b/net/rds/tcp.c
 index edac9ef..16bcb98 100644
 --- a/net/rds/tcp.c
@@ -105665,6 +106147,31 @@ index f226709..0e735a8 100644
  	_proto("Tx RESPONSE %%%u", ntohl(hdr->serial));
  
  	ret = kernel_sendmsg(conn->trans->local->socket, &msg, iov, 3, len);
+diff --git a/net/sched/cls_api.c b/net/sched/cls_api.c
+index aad6a67..baef987 100644
+--- a/net/sched/cls_api.c
++++ b/net/sched/cls_api.c
+@@ -556,8 +556,9 @@ void tcf_exts_change(struct tcf_proto *tp, struct tcf_exts *dst,
+ }
+ EXPORT_SYMBOL(tcf_exts_change);
+ 
+-#define tcf_exts_first_act(ext) \
+-		list_first_entry(&(exts)->actions, struct tc_action, list)
++#define tcf_exts_first_act(ext)					\
++	list_first_entry_or_null(&(exts)->actions,		\
++				 struct tc_action, list)
+ 
+ int tcf_exts_dump(struct sk_buff *skb, struct tcf_exts *exts)
+ {
+@@ -603,7 +604,7 @@ int tcf_exts_dump_stats(struct sk_buff *skb, struct tcf_exts *exts)
+ {
+ #ifdef CONFIG_NET_CLS_ACT
+ 	struct tc_action *a = tcf_exts_first_act(exts);
+-	if (tcf_action_copy_stats(skb, a, 1) < 0)
++	if (a != NULL && tcf_action_copy_stats(skb, a, 1) < 0)
+ 		return -1;
+ #endif
+ 	return 0;
 diff --git a/net/sched/cls_bpf.c b/net/sched/cls_bpf.c
 index eed49d1..ce22514 100644
 --- a/net/sched/cls_bpf.c
@@ -105827,10 +106334,39 @@ index fef2acd..c705c4f 100644
  	sctp_generate_t1_cookie_event,
  	sctp_generate_t1_init_event,
 diff --git a/net/sctp/socket.c b/net/sctp/socket.c
-index 634a2ab..8e93929 100644
+index 634a2ab..dfdaf9b 100644
 --- a/net/sctp/socket.c
 +++ b/net/sctp/socket.c
-@@ -2199,11 +2199,13 @@ static int sctp_setsockopt_events(struct sock *sk, char __user *optval,
+@@ -1603,7 +1603,7 @@ static int sctp_sendmsg(struct kiocb *iocb, struct sock *sk,
+ 	sctp_assoc_t associd = 0;
+ 	sctp_cmsgs_t cmsgs = { NULL };
+ 	sctp_scope_t scope;
+-	bool fill_sinfo_ttl = false;
++	bool fill_sinfo_ttl = false, wait_connect = false;
+ 	struct sctp_datamsg *datamsg;
+ 	int msg_flags = msg->msg_flags;
+ 	__u16 sinfo_flags = 0;
+@@ -1943,6 +1943,7 @@ static int sctp_sendmsg(struct kiocb *iocb, struct sock *sk,
+ 		if (err < 0)
+ 			goto out_free;
+ 
++		wait_connect = true;
+ 		pr_debug("%s: we associated primitively\n", __func__);
+ 	}
+ 
+@@ -1980,6 +1981,11 @@ static int sctp_sendmsg(struct kiocb *iocb, struct sock *sk,
+ 	sctp_datamsg_put(datamsg);
+ 	err = msg_len;
+ 
++	if (unlikely(wait_connect)) {
++		timeo = sock_sndtimeo(sk, msg_flags & MSG_DONTWAIT);
++		sctp_wait_for_connect(asoc, &timeo);
++	}
++
+ 	/* If we are already past ASSOCIATE, the lower
+ 	 * layers are responsible for association cleanup.
+ 	 */
+@@ -2199,11 +2205,13 @@ static int sctp_setsockopt_events(struct sock *sk, char __user *optval,
  {
  	struct sctp_association *asoc;
  	struct sctp_ulpevent *event;
@@ -105845,7 +106381,7 @@ index 634a2ab..8e93929 100644
  
  	if (sctp_sk(sk)->subscribe.sctp_data_io_event)
  		pr_warn_ratelimited(DEPRECATED "%s (pid %d) "
-@@ -4372,13 +4374,16 @@ static int sctp_getsockopt_disable_fragments(struct sock *sk, int len,
+@@ -4372,13 +4380,16 @@ static int sctp_getsockopt_disable_fragments(struct sock *sk, int len,
  static int sctp_getsockopt_events(struct sock *sk, int len, char __user *optval,
  				  int __user *optlen)
  {
@@ -105863,7 +106399,7 @@ index 634a2ab..8e93929 100644
  		return -EFAULT;
  	return 0;
  }
-@@ -4396,6 +4401,8 @@ static int sctp_getsockopt_events(struct sock *sk, int len, char __user *optval,
+@@ -4396,6 +4407,8 @@ static int sctp_getsockopt_events(struct sock *sk, int len, char __user *optval,
   */
  static int sctp_getsockopt_autoclose(struct sock *sk, int len, char __user *optval, int __user *optlen)
  {
@@ -105872,7 +106408,7 @@ index 634a2ab..8e93929 100644
  	/* Applicable to UDP-style socket only */
  	if (sctp_style(sk, TCP))
  		return -EOPNOTSUPP;
-@@ -4404,7 +4411,8 @@ static int sctp_getsockopt_autoclose(struct sock *sk, int len, char __user *optv
+@@ -4404,7 +4417,8 @@ static int sctp_getsockopt_autoclose(struct sock *sk, int len, char __user *optv
  	len = sizeof(int);
  	if (put_user(len, optlen))
  		return -EFAULT;
@@ -105882,7 +106418,7 @@ index 634a2ab..8e93929 100644
  		return -EFAULT;
  	return 0;
  }
-@@ -4778,12 +4786,15 @@ static int sctp_getsockopt_delayed_ack(struct sock *sk, int len,
+@@ -4778,12 +4792,15 @@ static int sctp_getsockopt_delayed_ack(struct sock *sk, int len,
   */
  static int sctp_getsockopt_initmsg(struct sock *sk, int len, char __user *optval, int __user *optlen)
  {
@@ -105899,7 +106435,7 @@ index 634a2ab..8e93929 100644
  		return -EFAULT;
  	return 0;
  }
-@@ -4824,6 +4835,8 @@ static int sctp_getsockopt_peer_addrs(struct sock *sk, int len,
+@@ -4824,6 +4841,8 @@ static int sctp_getsockopt_peer_addrs(struct sock *sk, int len,
  			      ->addr_to_user(sp, &temp);
  		if (space_left < addrlen)
  			return -ENOMEM;
@@ -107012,6 +107548,19 @@ index 05a6e3d..6716ec9 100644
  
  	__xfrm_sysctl_init(net);
  
+diff --git a/scripts/Kbuild.include b/scripts/Kbuild.include
+index 65e7b08..1b868d5 100644
+--- a/scripts/Kbuild.include
++++ b/scripts/Kbuild.include
+@@ -144,7 +144,7 @@ cc-ifversion = $(shell [ $(call cc-version, $(CC)) $(1) $(2) ] && echo $(3))
+ # cc-ldoption
+ # Usage: ldflags += $(call cc-ldoption, -Wl$(comma)--hash-style=both)
+ cc-ldoption = $(call try-run,\
+-	$(CC) $(1) -nostdlib -x c /dev/null -o "$$TMP",$(1),$(2))
++	$(CC) $(1) -Wl,-r -nostdlib -x c /dev/null -o "$$TMP",$(1),$(2))
+ 
+ # ld-option
+ # Usage: LDFLAGS += $(call ld-option, -X)
 diff --git a/scripts/Makefile.build b/scripts/Makefile.build
 index 649ce68..f6bc05c 100644
 --- a/scripts/Makefile.build

diff --git a/3.2.66/0000_README b/3.2.66/0000_README
index 2b43bf6..3806e75 100644
--- a/3.2.66/0000_README
+++ b/3.2.66/0000_README
@@ -182,7 +182,7 @@ Patch:	1065_linux-3.2.66.patch
 From:	http://www.kernel.org
 Desc:	Linux 3.2.66
 
-Patch:	4420_grsecurity-3.0-3.2.66-201501272306.patch
+Patch:	4420_grsecurity-3.0-3.2.66-201502052350.patch
 From:	http://www.grsecurity.net
 Desc:	hardened-sources base patch from upstream grsecurity
 

diff --git a/3.2.66/4420_grsecurity-3.0-3.2.66-201501272306.patch b/3.2.66/4420_grsecurity-3.0-3.2.66-201502052350.patch
similarity index 99%
rename from 3.2.66/4420_grsecurity-3.0-3.2.66-201501272306.patch
rename to 3.2.66/4420_grsecurity-3.0-3.2.66-201502052350.patch
index 082c246..520ed1e 100644
--- a/3.2.66/4420_grsecurity-3.0-3.2.66-201501272306.patch
+++ b/3.2.66/4420_grsecurity-3.0-3.2.66-201502052350.patch
@@ -18748,7 +18748,7 @@ index c99f9ed..76cf602 100644
 +EXPORT_SYMBOL(pax_check_alloca);
 +#endif
 diff --git a/arch/x86/kernel/dumpstack_64.c b/arch/x86/kernel/dumpstack_64.c
-index 5e890cc..048f251 100644
+index 5e890cc..66ec71b 100644
 --- a/arch/x86/kernel/dumpstack_64.c
 +++ b/arch/x86/kernel/dumpstack_64.c
 @@ -118,9 +118,9 @@ void dump_trace(struct task_struct *task, struct pt_regs *regs,
@@ -18821,7 +18821,13 @@ index 5e890cc..048f251 100644
  	struct task_struct *cur = current;
  
  	sp = regs->sp;
-@@ -304,3 +308,50 @@ int is_valid_bugaddr(unsigned long ip)
+@@ -299,8 +303,55 @@ int is_valid_bugaddr(unsigned long ip)
+ {
+ 	unsigned short ud2;
+ 
+-	if (__copy_from_user(&ud2, (const void __user *) ip, sizeof(ud2)))
++	if (probe_kernel_address((unsigned short *)ip, ud2))
+ 		return 0;
  
  	return ud2 == 0x0b0f;
  }
@@ -18900,10 +18906,10 @@ index cd28a35..c72ed9a 100644
  #include <asm/processor.h>
  #include <asm/fcntl.h>
 diff --git a/arch/x86/kernel/entry_32.S b/arch/x86/kernel/entry_32.S
-index 0fa4f89..40ff646 100644
+index 0fa4f89..dbbfa58 100644
 --- a/arch/x86/kernel/entry_32.S
 +++ b/arch/x86/kernel/entry_32.S
-@@ -180,13 +180,153 @@
+@@ -180,13 +180,154 @@
  	/*CFI_REL_OFFSET gs, PT_GS*/
  .endm
  .macro SET_KERNEL_GS reg
@@ -19032,6 +19038,7 @@ index 0fa4f89..40ff646 100644
 +	jne 1b
 +
 +2:	cld
++	or $2*4, %edi
 +	mov %esp, %ecx
 +	sub %edi, %ecx
 +
@@ -19058,7 +19065,7 @@ index 0fa4f89..40ff646 100644
  	cld
  	PUSH_GS
  	pushl_cfi %fs
-@@ -209,7 +349,7 @@
+@@ -209,7 +350,7 @@
  	CFI_REL_OFFSET ecx, 0
  	pushl_cfi %ebx
  	CFI_REL_OFFSET ebx, 0
@@ -19067,7 +19074,7 @@ index 0fa4f89..40ff646 100644
  	movl %edx, %ds
  	movl %edx, %es
  	movl $(__KERNEL_PERCPU), %edx
-@@ -217,6 +357,15 @@
+@@ -217,6 +358,15 @@
  	SET_KERNEL_GS %edx
  .endm
  
@@ -19083,7 +19090,7 @@ index 0fa4f89..40ff646 100644
  .macro RESTORE_INT_REGS
  	popl_cfi %ebx
  	CFI_RESTORE ebx
-@@ -302,7 +451,7 @@ ENTRY(ret_from_fork)
+@@ -302,7 +452,7 @@ ENTRY(ret_from_fork)
  	popfl_cfi
  	jmp syscall_exit
  	CFI_ENDPROC
@@ -19092,7 +19099,7 @@ index 0fa4f89..40ff646 100644
  
  /*
   * Interrupt exit functions should be protected against kprobes
-@@ -336,7 +485,15 @@ resume_userspace_sig:
+@@ -336,7 +486,15 @@ resume_userspace_sig:
  	andl $SEGMENT_RPL_MASK, %eax
  #endif
  	cmpl $USER_RPL, %eax
@@ -19108,7 +19115,7 @@ index 0fa4f89..40ff646 100644
  
  ENTRY(resume_userspace)
  	LOCKDEP_SYS_EXIT
-@@ -348,8 +505,8 @@ ENTRY(resume_userspace)
+@@ -348,8 +506,8 @@ ENTRY(resume_userspace)
  	andl $_TIF_WORK_MASK, %ecx	# is there any work to be done on
  					# int/exception return?
  	jne work_pending
@@ -19119,7 +19126,7 @@ index 0fa4f89..40ff646 100644
  
  #ifdef CONFIG_PREEMPT
  ENTRY(resume_kernel)
-@@ -364,7 +521,7 @@ need_resched:
+@@ -364,7 +522,7 @@ need_resched:
  	jz restore_all
  	call preempt_schedule_irq
  	jmp need_resched
@@ -19128,7 +19135,7 @@ index 0fa4f89..40ff646 100644
  #endif
  	CFI_ENDPROC
  /*
-@@ -398,23 +555,34 @@ sysenter_past_esp:
+@@ -398,23 +556,34 @@ sysenter_past_esp:
  	/*CFI_REL_OFFSET cs, 0*/
  	/*
  	 * Push current_thread_info()->sysenter_return to the stack.
@@ -19166,7 +19173,7 @@ index 0fa4f89..40ff646 100644
  	movl %ebp,PT_EBP(%esp)
  .section __ex_table,"a"
  	.align 4
-@@ -423,6 +591,10 @@ sysenter_past_esp:
+@@ -423,6 +592,10 @@ sysenter_past_esp:
  
  	GET_THREAD_INFO(%ebp)
  
@@ -19177,7 +19184,7 @@ index 0fa4f89..40ff646 100644
  	testl $_TIF_WORK_SYSCALL_ENTRY,TI_flags(%ebp)
  	jnz sysenter_audit
  sysenter_do_call:
-@@ -438,12 +610,24 @@ sysenter_after_call:
+@@ -438,12 +611,24 @@ sysenter_after_call:
  	testl $_TIF_ALLWORK_MASK, %ecx
  	jne sysexit_audit
  sysenter_exit:
@@ -19202,7 +19209,7 @@ index 0fa4f89..40ff646 100644
  	PTGS_TO_GS
  	ENABLE_INTERRUPTS_SYSEXIT
  
-@@ -460,6 +644,9 @@ sysenter_audit:
+@@ -460,6 +645,9 @@ sysenter_audit:
  	movl %eax,%edx			/* 2nd arg: syscall number */
  	movl $AUDIT_ARCH_I386,%eax	/* 1st arg: audit arch */
  	call audit_syscall_entry
@@ -19212,7 +19219,7 @@ index 0fa4f89..40ff646 100644
  	pushl_cfi %ebx
  	movl PT_EAX(%esp),%eax		/* reload syscall number */
  	jmp sysenter_do_call
-@@ -486,11 +673,17 @@ sysexit_audit:
+@@ -486,11 +674,17 @@ sysexit_audit:
  
  	CFI_ENDPROC
  .pushsection .fixup,"ax"
@@ -19232,7 +19239,7 @@ index 0fa4f89..40ff646 100644
  .popsection
  	PTGS_TO_GS_EX
  ENDPROC(ia32_sysenter_target)
-@@ -505,6 +698,11 @@ ENTRY(system_call)
+@@ -505,6 +699,11 @@ ENTRY(system_call)
  	pushl_cfi %eax			# save orig_eax
  	SAVE_ALL
  	GET_THREAD_INFO(%ebp)
@@ -19244,7 +19251,7 @@ index 0fa4f89..40ff646 100644
  					# system call tracing in operation / emulation
  	testl $_TIF_WORK_SYSCALL_ENTRY,TI_flags(%ebp)
  	jnz syscall_trace_entry
-@@ -524,6 +722,15 @@ syscall_exit:
+@@ -524,6 +723,15 @@ syscall_exit:
  	testl $_TIF_ALLWORK_MASK, %ecx	# current->work
  	jne syscall_exit_work
  
@@ -19260,7 +19267,7 @@ index 0fa4f89..40ff646 100644
  restore_all:
  	TRACE_IRQS_IRET
  restore_all_notrace:
-@@ -581,14 +788,34 @@ ldt_ss:
+@@ -581,14 +789,34 @@ ldt_ss:
   * compensating for the offset by changing to the ESPFIX segment with
   * a base address that matches for the difference.
   */
@@ -19298,7 +19305,7 @@ index 0fa4f89..40ff646 100644
  	pushl_cfi $__ESPFIX_SS
  	pushl_cfi %eax			/* new kernel esp */
  	/* Disable interrupts, but do not irqtrace this section: we
-@@ -618,34 +845,28 @@ work_resched:
+@@ -618,34 +846,28 @@ work_resched:
  	movl TI_flags(%ebp), %ecx
  	andl $_TIF_WORK_MASK, %ecx	# is there any work to be done other
  					# than syscall tracing?
@@ -19338,7 +19345,7 @@ index 0fa4f89..40ff646 100644
  
  	# perform syscall exit tracing
  	ALIGN
-@@ -653,11 +874,14 @@ syscall_trace_entry:
+@@ -653,11 +875,14 @@ syscall_trace_entry:
  	movl $-ENOSYS,PT_EAX(%esp)
  	movl %esp, %eax
  	call syscall_trace_enter
@@ -19354,7 +19361,7 @@ index 0fa4f89..40ff646 100644
  
  	# perform syscall exit tracing
  	ALIGN
-@@ -670,25 +894,29 @@ syscall_exit_work:
+@@ -670,25 +895,29 @@ syscall_exit_work:
  	movl %esp, %eax
  	call syscall_trace_leave
  	jmp resume_userspace
@@ -19388,7 +19395,7 @@ index 0fa4f89..40ff646 100644
  	CFI_ENDPROC
  /*
   * End of kprobes section
-@@ -762,6 +990,36 @@ ptregs_clone:
+@@ -762,6 +991,36 @@ ptregs_clone:
  	CFI_ENDPROC
  ENDPROC(ptregs_clone)
  
@@ -19425,7 +19432,7 @@ index 0fa4f89..40ff646 100644
  .macro FIXUP_ESPFIX_STACK
  /*
   * Switch back for ESPFIX stack to the normal zerobased stack
-@@ -772,8 +1030,15 @@ ENDPROC(ptregs_clone)
+@@ -772,8 +1031,15 @@ ENDPROC(ptregs_clone)
   */
  #ifdef CONFIG_X86_ESPFIX32
  	/* fixup the stack */
@@ -19443,7 +19450,7 @@ index 0fa4f89..40ff646 100644
  	shl $16, %eax
  	addl %esp, %eax			/* the adjusted stack pointer */
  	pushl_cfi $__KERNEL_DS
-@@ -829,7 +1094,7 @@ vector=vector+1
+@@ -829,7 +1095,7 @@ vector=vector+1
    .endr
  2:	jmp common_interrupt
  .endr
@@ -19452,7 +19459,7 @@ index 0fa4f89..40ff646 100644
  
  .previous
  END(interrupt)
-@@ -877,7 +1142,7 @@ ENTRY(coprocessor_error)
+@@ -877,7 +1143,7 @@ ENTRY(coprocessor_error)
  	pushl_cfi $do_coprocessor_error
  	jmp error_code
  	CFI_ENDPROC
@@ -19461,7 +19468,7 @@ index 0fa4f89..40ff646 100644
  
  ENTRY(simd_coprocessor_error)
  	RING0_INT_FRAME
-@@ -898,7 +1163,7 @@ ENTRY(simd_coprocessor_error)
+@@ -898,7 +1164,7 @@ ENTRY(simd_coprocessor_error)
  #endif
  	jmp error_code
  	CFI_ENDPROC
@@ -19470,7 +19477,7 @@ index 0fa4f89..40ff646 100644
  
  ENTRY(device_not_available)
  	RING0_INT_FRAME
-@@ -906,7 +1171,7 @@ ENTRY(device_not_available)
+@@ -906,7 +1172,7 @@ ENTRY(device_not_available)
  	pushl_cfi $do_device_not_available
  	jmp error_code
  	CFI_ENDPROC
@@ -19479,7 +19486,7 @@ index 0fa4f89..40ff646 100644
  
  #ifdef CONFIG_PARAVIRT
  ENTRY(native_iret)
-@@ -915,12 +1180,12 @@ ENTRY(native_iret)
+@@ -915,12 +1181,12 @@ ENTRY(native_iret)
  	.align 4
  	.long native_iret, iret_exc
  .previous
@@ -19494,7 +19501,7 @@ index 0fa4f89..40ff646 100644
  #endif
  
  ENTRY(overflow)
-@@ -929,7 +1194,7 @@ ENTRY(overflow)
+@@ -929,7 +1195,7 @@ ENTRY(overflow)
  	pushl_cfi $do_overflow
  	jmp error_code
  	CFI_ENDPROC
@@ -19503,7 +19510,7 @@ index 0fa4f89..40ff646 100644
  
  ENTRY(bounds)
  	RING0_INT_FRAME
-@@ -937,7 +1202,7 @@ ENTRY(bounds)
+@@ -937,7 +1203,7 @@ ENTRY(bounds)
  	pushl_cfi $do_bounds
  	jmp error_code
  	CFI_ENDPROC
@@ -19512,7 +19519,7 @@ index 0fa4f89..40ff646 100644
  
  ENTRY(invalid_op)
  	RING0_INT_FRAME
-@@ -945,7 +1210,7 @@ ENTRY(invalid_op)
+@@ -945,7 +1211,7 @@ ENTRY(invalid_op)
  	pushl_cfi $do_invalid_op
  	jmp error_code
  	CFI_ENDPROC
@@ -19521,7 +19528,7 @@ index 0fa4f89..40ff646 100644
  
  ENTRY(coprocessor_segment_overrun)
  	RING0_INT_FRAME
-@@ -953,35 +1218,35 @@ ENTRY(coprocessor_segment_overrun)
+@@ -953,35 +1219,35 @@ ENTRY(coprocessor_segment_overrun)
  	pushl_cfi $do_coprocessor_segment_overrun
  	jmp error_code
  	CFI_ENDPROC
@@ -19562,7 +19569,7 @@ index 0fa4f89..40ff646 100644
  
  ENTRY(divide_error)
  	RING0_INT_FRAME
-@@ -989,7 +1254,7 @@ ENTRY(divide_error)
+@@ -989,7 +1255,7 @@ ENTRY(divide_error)
  	pushl_cfi $do_divide_error
  	jmp error_code
  	CFI_ENDPROC
@@ -19571,7 +19578,7 @@ index 0fa4f89..40ff646 100644
  
  #ifdef CONFIG_X86_MCE
  ENTRY(machine_check)
-@@ -998,7 +1263,7 @@ ENTRY(machine_check)
+@@ -998,7 +1264,7 @@ ENTRY(machine_check)
  	pushl_cfi machine_check_vector
  	jmp error_code
  	CFI_ENDPROC
@@ -19580,7 +19587,7 @@ index 0fa4f89..40ff646 100644
  #endif
  
  ENTRY(spurious_interrupt_bug)
-@@ -1007,7 +1272,7 @@ ENTRY(spurious_interrupt_bug)
+@@ -1007,7 +1273,7 @@ ENTRY(spurious_interrupt_bug)
  	pushl_cfi $do_spurious_interrupt_bug
  	jmp error_code
  	CFI_ENDPROC
@@ -19589,7 +19596,7 @@ index 0fa4f89..40ff646 100644
  /*
   * End of kprobes section
   */
-@@ -1123,7 +1388,7 @@ BUILD_INTERRUPT3(xen_hvm_callback_vector, XEN_HVM_EVTCHN_CALLBACK,
+@@ -1123,7 +1389,7 @@ BUILD_INTERRUPT3(xen_hvm_callback_vector, XEN_HVM_EVTCHN_CALLBACK,
  
  ENTRY(mcount)
  	ret
@@ -19598,7 +19605,7 @@ index 0fa4f89..40ff646 100644
  
  ENTRY(ftrace_caller)
  	cmpl $0, function_trace_stop
-@@ -1152,7 +1417,7 @@ ftrace_graph_call:
+@@ -1152,7 +1418,7 @@ ftrace_graph_call:
  .globl ftrace_stub
  ftrace_stub:
  	ret
@@ -19607,7 +19614,7 @@ index 0fa4f89..40ff646 100644
  
  #else /* ! CONFIG_DYNAMIC_FTRACE */
  
-@@ -1188,7 +1453,7 @@ trace:
+@@ -1188,7 +1454,7 @@ trace:
  	popl %ecx
  	popl %eax
  	jmp ftrace_stub
@@ -19616,7 +19623,7 @@ index 0fa4f89..40ff646 100644
  #endif /* CONFIG_DYNAMIC_FTRACE */
  #endif /* CONFIG_FUNCTION_TRACER */
  
-@@ -1209,7 +1474,7 @@ ENTRY(ftrace_graph_caller)
+@@ -1209,7 +1475,7 @@ ENTRY(ftrace_graph_caller)
  	popl %ecx
  	popl %eax
  	ret
@@ -19625,7 +19632,7 @@ index 0fa4f89..40ff646 100644
  
  .globl return_to_handler
  return_to_handler:
-@@ -1223,7 +1488,6 @@ return_to_handler:
+@@ -1223,7 +1489,6 @@ return_to_handler:
  	jmp *%ecx
  #endif
  
@@ -19633,7 +19640,7 @@ index 0fa4f89..40ff646 100644
  #include "syscall_table_32.S"
  
  syscall_table_size=(.-sys_call_table)
-@@ -1269,15 +1533,18 @@ error_code:
+@@ -1269,15 +1534,18 @@ error_code:
  	movl $-1, PT_ORIG_EAX(%esp)	# no syscall to restart
  	REG_TO_PTGS %ecx
  	SET_KERNEL_GS %ecx
@@ -19654,7 +19661,7 @@ index 0fa4f89..40ff646 100644
  
  /*
   * Debug traps and NMI can happen at the one SYSENTER instruction
-@@ -1319,7 +1586,7 @@ debug_stack_correct:
+@@ -1319,7 +1587,7 @@ debug_stack_correct:
  	call do_debug
  	jmp ret_from_exception
  	CFI_ENDPROC
@@ -19663,7 +19670,7 @@ index 0fa4f89..40ff646 100644
  
  /*
   * NMI is doubly nasty. It can happen _while_ we're handling
-@@ -1358,6 +1625,9 @@ nmi_stack_correct:
+@@ -1358,6 +1626,9 @@ nmi_stack_correct:
  	xorl %edx,%edx		# zero error code
  	movl %esp,%eax		# pt_regs pointer
  	call do_nmi
@@ -19673,7 +19680,7 @@ index 0fa4f89..40ff646 100644
  	jmp restore_all_notrace
  	CFI_ENDPROC
  
-@@ -1395,13 +1665,16 @@ nmi_espfix_stack:
+@@ -1395,13 +1666,16 @@ nmi_espfix_stack:
  	FIXUP_ESPFIX_STACK		# %eax == %esp
  	xorl %edx,%edx			# zero error code
  	call do_nmi
@@ -19691,7 +19698,7 @@ index 0fa4f89..40ff646 100644
  
  ENTRY(int3)
  	RING0_INT_FRAME
-@@ -1413,14 +1686,14 @@ ENTRY(int3)
+@@ -1413,14 +1687,14 @@ ENTRY(int3)
  	call do_int3
  	jmp ret_from_exception
  	CFI_ENDPROC
@@ -19708,7 +19715,7 @@ index 0fa4f89..40ff646 100644
  
  #ifdef CONFIG_KVM_GUEST
  ENTRY(async_page_fault)
-@@ -1428,7 +1701,7 @@ ENTRY(async_page_fault)
+@@ -1428,7 +1702,7 @@ ENTRY(async_page_fault)
  	pushl_cfi $do_async_page_fault
  	jmp error_code
  	CFI_ENDPROC
@@ -19718,7 +19725,7 @@ index 0fa4f89..40ff646 100644
  
  /*
 diff --git a/arch/x86/kernel/entry_64.S b/arch/x86/kernel/entry_64.S
-index 9d28dbac..43bde59 100644
+index 9d28dbac..d5f7d1d 100644
 --- a/arch/x86/kernel/entry_64.S
 +++ b/arch/x86/kernel/entry_64.S
 @@ -56,6 +56,8 @@
@@ -19794,7 +19801,7 @@ index 9d28dbac..43bde59 100644
  	jmp *%rdi
  #endif
  
-@@ -179,6 +187,285 @@ ENTRY(native_usergs_sysret64)
+@@ -179,6 +187,286 @@ ENTRY(native_usergs_sysret64)
  ENDPROC(native_usergs_sysret64)
  #endif /* CONFIG_PARAVIRT */
  
@@ -20054,6 +20061,7 @@ index 9d28dbac..43bde59 100644
 +	jne 1b
 +
 +2:	cld
++	or $2*8, %rdi
 +	mov %esp, %ecx
 +	sub %edi, %ecx
 +
@@ -20080,7 +20088,7 @@ index 9d28dbac..43bde59 100644
  
  .macro TRACE_IRQS_IRETQ offset=ARGOFFSET
  #ifdef CONFIG_TRACE_IRQFLAGS
-@@ -232,8 +519,8 @@ ENDPROC(native_usergs_sysret64)
+@@ -232,8 +520,8 @@ ENDPROC(native_usergs_sysret64)
  	.endm
  
  	.macro UNFAKE_STACK_FRAME
@@ -20091,7 +20099,7 @@ index 9d28dbac..43bde59 100644
  	.endm
  
  /*
-@@ -302,25 +589,26 @@ ENDPROC(native_usergs_sysret64)
+@@ -302,25 +590,26 @@ ENDPROC(native_usergs_sysret64)
  /* save partial stack frame */
  	.macro SAVE_ARGS_IRQ
  	cld
@@ -20131,7 +20139,7 @@ index 9d28dbac..43bde59 100644
  	je 1f
  	SWAPGS
  	/*
-@@ -341,24 +629,39 @@ ENDPROC(native_usergs_sysret64)
+@@ -341,24 +630,39 @@ ENDPROC(native_usergs_sysret64)
  			0x06 /* DW_OP_deref */, \
  			0x08 /* DW_OP_const1u */, SS+8-RBP, \
  			0x22 /* DW_OP_plus */
@@ -20175,7 +20183,7 @@ index 9d28dbac..43bde59 100644
  
  /* save complete stack frame */
  	.pushsection .kprobes.text, "ax"
-@@ -387,10 +690,21 @@ ENTRY(save_paranoid)
+@@ -387,10 +691,21 @@ ENTRY(save_paranoid)
  	js 1f	/* negative -> in kernel */
  	SWAPGS
  	xorl %ebx,%ebx
@@ -20200,7 +20208,7 @@ index 9d28dbac..43bde59 100644
  
  /*
   * A newly forked process directly context switches into this address.
-@@ -411,7 +725,7 @@ ENTRY(ret_from_fork)
+@@ -411,7 +726,7 @@ ENTRY(ret_from_fork)
  
  	RESTORE_REST
  
@@ -20209,7 +20217,7 @@ index 9d28dbac..43bde59 100644
  	je   int_ret_from_sys_call
  
  	testl $_TIF_IA32, TI_flags(%rcx)	# 32-bit compat task needs IRET
-@@ -421,7 +735,7 @@ ENTRY(ret_from_fork)
+@@ -421,7 +736,7 @@ ENTRY(ret_from_fork)
  	jmp ret_from_sys_call			# go to the SYSRET fastpath
  
  	CFI_ENDPROC
@@ -20218,7 +20226,7 @@ index 9d28dbac..43bde59 100644
  
  /*
   * System call entry. Up to 6 arguments in registers are supported.
-@@ -457,7 +771,7 @@ END(ret_from_fork)
+@@ -457,7 +772,7 @@ END(ret_from_fork)
  ENTRY(system_call)
  	CFI_STARTPROC	simple
  	CFI_SIGNAL_FRAME
@@ -20227,7 +20235,7 @@ index 9d28dbac..43bde59 100644
  	CFI_REGISTER	rip,rcx
  	/*CFI_REGISTER	rflags,r11*/
  	SWAPGS_UNSAFE_STACK
-@@ -470,12 +784,18 @@ ENTRY(system_call_after_swapgs)
+@@ -470,12 +785,18 @@ ENTRY(system_call_after_swapgs)
  
  	movq	%rsp,PER_CPU_VAR(old_rsp)
  	movq	PER_CPU_VAR(kernel_stack),%rsp
@@ -20247,7 +20255,7 @@ index 9d28dbac..43bde59 100644
  	movq  %rax,ORIG_RAX-ARGOFFSET(%rsp)
  	movq  %rcx,RIP-ARGOFFSET(%rsp)
  	CFI_REL_OFFSET rip,RIP-ARGOFFSET
-@@ -504,6 +824,8 @@ sysret_check:
+@@ -504,6 +825,8 @@ sysret_check:
  	andl %edi,%edx
  	jnz  sysret_careful
  	CFI_REMEMBER_STATE
@@ -20256,7 +20264,7 @@ index 9d28dbac..43bde59 100644
  	/*
  	 * sysretq will re-enable interrupts:
  	 */
-@@ -562,6 +884,9 @@ auditsys:
+@@ -562,6 +885,9 @@ auditsys:
  	movq %rax,%rsi			/* 2nd arg: syscall number */
  	movl $AUDIT_ARCH_X86_64,%edi	/* 1st arg: audit arch */
  	call audit_syscall_entry
@@ -20266,7 +20274,7 @@ index 9d28dbac..43bde59 100644
  	LOAD_ARGS 0		/* reload call-clobbered registers */
  	jmp system_call_fastpath
  
-@@ -592,12 +917,15 @@ tracesys:
+@@ -592,12 +918,15 @@ tracesys:
  	FIXUP_TOP_OF_STACK %rdi
  	movq %rsp,%rdi
  	call syscall_trace_enter
@@ -20283,7 +20291,7 @@ index 9d28dbac..43bde59 100644
  	RESTORE_REST
  	cmpq $__NR_syscall_max,%rax
  	ja   int_ret_from_sys_call	/* RAX(%rsp) set to -ENOSYS above */
-@@ -613,7 +941,7 @@ tracesys:
+@@ -613,7 +942,7 @@ tracesys:
  GLOBAL(int_ret_from_sys_call)
  	DISABLE_INTERRUPTS(CLBR_NONE)
  	TRACE_IRQS_OFF
@@ -20292,7 +20300,7 @@ index 9d28dbac..43bde59 100644
  	je retint_restore_args
  	movl $_TIF_ALLWORK_MASK,%edi
  	/* edi:	mask to check */
-@@ -624,7 +952,9 @@ GLOBAL(int_with_check)
+@@ -624,7 +953,9 @@ GLOBAL(int_with_check)
  	andl %edi,%edx
  	jnz   int_careful
  	andl    $~TS_COMPAT,TI_status(%rcx)
@@ -20303,7 +20311,7 @@ index 9d28dbac..43bde59 100644
  
  	/* Either reschedule or signal or syscall exit tracking needed. */
  	/* First do a reschedule test. */
-@@ -670,7 +1000,7 @@ int_restore_rest:
+@@ -670,7 +1001,7 @@ int_restore_rest:
  	TRACE_IRQS_OFF
  	jmp int_with_check
  	CFI_ENDPROC
@@ -20312,7 +20320,7 @@ index 9d28dbac..43bde59 100644
  
  /*
   * Certain special system calls that need to save a complete full stack frame.
-@@ -678,15 +1008,13 @@ END(system_call)
+@@ -678,15 +1009,13 @@ END(system_call)
  	.macro PTREGSCALL label,func,arg
  ENTRY(\label)
  	PARTIAL_FRAME 1 8		/* offset 8: return address */
@@ -20329,7 +20337,7 @@ index 9d28dbac..43bde59 100644
  	.endm
  
  	PTREGSCALL stub_clone, sys_clone, %r8
-@@ -701,12 +1029,17 @@ ENTRY(ptregscall_common)
+@@ -701,12 +1030,17 @@ ENTRY(ptregscall_common)
  	movq_cfi_restore R15+8, r15
  	movq_cfi_restore R14+8, r14
  	movq_cfi_restore R13+8, r13
@@ -20349,7 +20357,7 @@ index 9d28dbac..43bde59 100644
  
  ENTRY(stub_execve)
  	CFI_STARTPROC
-@@ -721,7 +1054,7 @@ ENTRY(stub_execve)
+@@ -721,7 +1055,7 @@ ENTRY(stub_execve)
  	RESTORE_REST
  	jmp int_ret_from_sys_call
  	CFI_ENDPROC
@@ -20358,7 +20366,7 @@ index 9d28dbac..43bde59 100644
  
  /*
   * sigreturn is special because it needs to restore all registers on return.
-@@ -739,7 +1072,7 @@ ENTRY(stub_rt_sigreturn)
+@@ -739,7 +1073,7 @@ ENTRY(stub_rt_sigreturn)
  	RESTORE_REST
  	jmp int_ret_from_sys_call
  	CFI_ENDPROC
@@ -20367,7 +20375,7 @@ index 9d28dbac..43bde59 100644
  
  /*
   * Build the entry stubs and pointer table with some assembler magic.
-@@ -774,7 +1107,7 @@ vector=vector+1
+@@ -774,7 +1108,7 @@ vector=vector+1
  2:	jmp common_interrupt
  .endr
  	CFI_ENDPROC
@@ -20376,7 +20384,7 @@ index 9d28dbac..43bde59 100644
  
  .previous
  END(interrupt)
-@@ -791,8 +1124,8 @@ END(interrupt)
+@@ -791,8 +1125,8 @@ END(interrupt)
  /* 0(%rsp): ~(interrupt number) */
  	.macro interrupt func
  	/* reserve pt_regs for scratch regs and rbp */
@@ -20387,7 +20395,7 @@ index 9d28dbac..43bde59 100644
  	SAVE_ARGS_IRQ
  	call \func
  	.endm
-@@ -819,13 +1152,13 @@ ret_from_intr:
+@@ -819,13 +1153,13 @@ ret_from_intr:
  	/* Restore saved previous stack */
  	popq %rsi
  	CFI_DEF_CFA_REGISTER	rsi
@@ -20404,7 +20412,7 @@ index 9d28dbac..43bde59 100644
  	je retint_kernel
  
  	/* Interrupt came from user space */
-@@ -847,12 +1180,16 @@ retint_swapgs:		/* return to user-space */
+@@ -847,12 +1181,16 @@ retint_swapgs:		/* return to user-space */
  	 * The iretq could re-enable interrupts:
  	 */
  	DISABLE_INTERRUPTS(CLBR_ANY)
@@ -20421,7 +20429,7 @@ index 9d28dbac..43bde59 100644
  	/*
  	 * The iretq could re-enable interrupts:
  	 */
-@@ -890,15 +1227,15 @@ native_irq_return_ldt:
+@@ -890,15 +1228,15 @@ native_irq_return_ldt:
  	SWAPGS
  	movq PER_CPU_VAR(espfix_waddr),%rdi
  	movq %rax,(0*8)(%rdi)	/* RAX */
@@ -20442,7 +20450,7 @@ index 9d28dbac..43bde59 100644
  	movq %rax,(4*8)(%rdi)
  	andl $0xffff0000,%eax
  	popq_cfi %rdi
-@@ -954,7 +1291,7 @@ ENTRY(retint_kernel)
+@@ -954,7 +1292,7 @@ ENTRY(retint_kernel)
  	jmp exit_intr
  #endif
  	CFI_ENDPROC
@@ -20451,7 +20459,7 @@ index 9d28dbac..43bde59 100644
  
  /*
   * End of kprobes section
-@@ -971,7 +1308,7 @@ ENTRY(\sym)
+@@ -971,7 +1309,7 @@ ENTRY(\sym)
  	interrupt \do_sym
  	jmp ret_from_intr
  	CFI_ENDPROC
@@ -20460,7 +20468,7 @@ index 9d28dbac..43bde59 100644
  .endm
  
  #ifdef CONFIG_SMP
-@@ -1041,7 +1378,7 @@ ENTRY(\sym)
+@@ -1041,7 +1379,7 @@ ENTRY(\sym)
  	call \do_sym
  	jmp error_exit		/* %ebx: no swapgs flag */
  	CFI_ENDPROC
@@ -20469,7 +20477,7 @@ index 9d28dbac..43bde59 100644
  .endm
  
  .macro paranoidzeroentry sym do_sym
-@@ -1058,10 +1395,10 @@ ENTRY(\sym)
+@@ -1058,10 +1396,10 @@ ENTRY(\sym)
  	call \do_sym
  	jmp paranoid_exit	/* %ebx: no swapgs flag */
  	CFI_ENDPROC
@@ -20482,7 +20490,7 @@ index 9d28dbac..43bde59 100644
  .macro paranoidzeroentry_ist sym do_sym ist
  ENTRY(\sym)
  	INTR_FRAME
-@@ -1073,12 +1410,18 @@ ENTRY(\sym)
+@@ -1073,12 +1411,18 @@ ENTRY(\sym)
  	TRACE_IRQS_OFF
  	movq %rsp,%rdi		/* pt_regs pointer */
  	xorl %esi,%esi		/* no error code */
@@ -20502,7 +20510,7 @@ index 9d28dbac..43bde59 100644
  .endm
  
  .macro errorentry sym do_sym
-@@ -1095,7 +1438,7 @@ ENTRY(\sym)
+@@ -1095,7 +1439,7 @@ ENTRY(\sym)
  	call \do_sym
  	jmp error_exit			/* %ebx: no swapgs flag */
  	CFI_ENDPROC
@@ -20511,7 +20519,7 @@ index 9d28dbac..43bde59 100644
  .endm
  
  	/* error code is on the stack already */
-@@ -1114,7 +1457,7 @@ ENTRY(\sym)
+@@ -1114,7 +1458,7 @@ ENTRY(\sym)
  	call \do_sym
  	jmp paranoid_exit		/* %ebx: no swapgs flag */
  	CFI_ENDPROC
@@ -20520,7 +20528,7 @@ index 9d28dbac..43bde59 100644
  .endm
  
  zeroentry divide_error do_divide_error
-@@ -1144,9 +1487,10 @@ gs_change:
+@@ -1144,9 +1488,10 @@ gs_change:
  2:	mfence		/* workaround */
  	SWAPGS
  	popfq_cfi
@@ -20532,7 +20540,7 @@ index 9d28dbac..43bde59 100644
  
  	.section __ex_table,"a"
  	.align 8
-@@ -1168,13 +1512,14 @@ ENTRY(kernel_thread_helper)
+@@ -1168,13 +1513,14 @@ ENTRY(kernel_thread_helper)
  	 * Here we are in the child and the registers are set as they were
  	 * at kernel_thread() invocation in the parent.
  	 */
@@ -20548,7 +20556,7 @@ index 9d28dbac..43bde59 100644
  
  /*
   * execve(). This function needs to use IRET, not SYSRET, to set up all state properly.
-@@ -1201,11 +1546,11 @@ ENTRY(kernel_execve)
+@@ -1201,11 +1547,11 @@ ENTRY(kernel_execve)
  	RESTORE_REST
  	testq %rax,%rax
  	je int_ret_from_sys_call
@@ -20562,7 +20570,7 @@ index 9d28dbac..43bde59 100644
  
  /* Call softirq on interrupt stack. Interrupts are off. */
  ENTRY(call_softirq)
-@@ -1223,9 +1568,10 @@ ENTRY(call_softirq)
+@@ -1223,9 +1569,10 @@ ENTRY(call_softirq)
  	CFI_DEF_CFA_REGISTER	rsp
  	CFI_ADJUST_CFA_OFFSET   -8
  	decl PER_CPU_VAR(irq_count)
@@ -20574,7 +20582,7 @@ index 9d28dbac..43bde59 100644
  
  #ifdef CONFIG_XEN
  zeroentry xen_hypervisor_callback xen_do_hypervisor_callback
-@@ -1263,7 +1609,7 @@ ENTRY(xen_do_hypervisor_callback)   # do_hypervisor_callback(struct *pt_regs)
+@@ -1263,7 +1610,7 @@ ENTRY(xen_do_hypervisor_callback)   # do_hypervisor_callback(struct *pt_regs)
  	decl PER_CPU_VAR(irq_count)
  	jmp  error_exit
  	CFI_ENDPROC
@@ -20583,7 +20591,7 @@ index 9d28dbac..43bde59 100644
  
  /*
   * Hypervisor uses this for application faults while it executes.
-@@ -1322,7 +1668,7 @@ ENTRY(xen_failsafe_callback)
+@@ -1322,7 +1669,7 @@ ENTRY(xen_failsafe_callback)
  	SAVE_ALL
  	jmp error_exit
  	CFI_ENDPROC
@@ -20592,7 +20600,7 @@ index 9d28dbac..43bde59 100644
  
  apicinterrupt XEN_HVM_EVTCHN_CALLBACK \
  	xen_hvm_callback_vector xen_evtchn_do_upcall
-@@ -1371,16 +1717,31 @@ ENTRY(paranoid_exit)
+@@ -1371,16 +1718,31 @@ ENTRY(paranoid_exit)
  	TRACE_IRQS_OFF
  	testl %ebx,%ebx				/* swapgs needed? */
  	jnz paranoid_restore
@@ -20625,7 +20633,7 @@ index 9d28dbac..43bde59 100644
  	jmp irq_return
  paranoid_userspace:
  	GET_THREAD_INFO(%rcx)
-@@ -1409,7 +1770,7 @@ paranoid_schedule:
+@@ -1409,7 +1771,7 @@ paranoid_schedule:
  	TRACE_IRQS_OFF
  	jmp paranoid_userspace
  	CFI_ENDPROC
@@ -20634,7 +20642,7 @@ index 9d28dbac..43bde59 100644
  
  /*
   * Exception entry point. This expects an error code/orig_rax on the stack.
-@@ -1436,12 +1797,23 @@ ENTRY(error_entry)
+@@ -1436,12 +1798,23 @@ ENTRY(error_entry)
  	movq_cfi r14, R14+8
  	movq_cfi r15, R15+8
  	xorl %ebx,%ebx
@@ -20659,7 +20667,7 @@ index 9d28dbac..43bde59 100644
  	ret
  
  /*
-@@ -1475,7 +1847,7 @@ error_bad_iret:
+@@ -1475,7 +1848,7 @@ error_bad_iret:
  	decl %ebx	/* Return to usergs */
  	jmp error_sti
  	CFI_ENDPROC
@@ -20668,7 +20676,7 @@ index 9d28dbac..43bde59 100644
  
  
  /* ebx:	no swapgs flag (1: don't need swapgs, 0: need it) */
-@@ -1495,7 +1867,7 @@ ENTRY(error_exit)
+@@ -1495,7 +1868,7 @@ ENTRY(error_exit)
  	jnz retint_careful
  	jmp retint_swapgs
  	CFI_ENDPROC
@@ -20677,7 +20685,7 @@ index 9d28dbac..43bde59 100644
  
  
  	/* runs on exception stack */
-@@ -1507,6 +1879,7 @@ ENTRY(nmi)
+@@ -1507,6 +1880,7 @@ ENTRY(nmi)
  	CFI_ADJUST_CFA_OFFSET ORIG_RAX-R15
  	call save_paranoid
  	DEFAULT_FRAME 0
@@ -20685,7 +20693,7 @@ index 9d28dbac..43bde59 100644
  	/* paranoidentry do_nmi, 0; without TRACE_IRQS_OFF */
  	movq %rsp,%rdi
  	movq $-1,%rsi
-@@ -1517,12 +1890,28 @@ ENTRY(nmi)
+@@ -1517,12 +1891,28 @@ ENTRY(nmi)
  	DISABLE_INTERRUPTS(CLBR_NONE)
  	testl %ebx,%ebx				/* swapgs needed? */
  	jnz nmi_restore
@@ -20715,7 +20723,7 @@ index 9d28dbac..43bde59 100644
  	jmp irq_return
  nmi_userspace:
  	GET_THREAD_INFO(%rcx)
-@@ -1551,14 +1940,14 @@ nmi_schedule:
+@@ -1551,14 +1941,14 @@ nmi_schedule:
  	jmp paranoid_exit
  	CFI_ENDPROC
  #endif
@@ -23015,7 +23023,7 @@ index 59b9b37..f02ee42 100644
 +}
 +#endif
 diff --git a/arch/x86/kernel/process_32.c b/arch/x86/kernel/process_32.c
-index 8598296..7c1af45 100644
+index 8598296..3fd3443 100644
 --- a/arch/x86/kernel/process_32.c
 +++ b/arch/x86/kernel/process_32.c
 @@ -67,6 +67,7 @@ asmlinkage void ret_from_fork(void) __asm__("ret_from_fork");
@@ -23063,7 +23071,7 @@ index 8598296..7c1af45 100644
  
  	p->thread.sp = (unsigned long) childregs;
  	p->thread.sp0 = (unsigned long) (childregs+1);
-+	p->tinfo.lowest_stack = (unsigned long)task_stack_page(p);
++	p->tinfo.lowest_stack = (unsigned long)task_stack_page(p) + 2 * sizeof(unsigned long);
  
  	p->thread.ip = (unsigned long) ret_from_fork;
  
@@ -23112,7 +23120,7 @@ index 8598296..7c1af45 100644
  }
 -
 diff --git a/arch/x86/kernel/process_64.c b/arch/x86/kernel/process_64.c
-index 6a364a6..b147d11 100644
+index 6a364a6..030f5d6 100644
 --- a/arch/x86/kernel/process_64.c
 +++ b/arch/x86/kernel/process_64.c
 @@ -89,7 +89,7 @@ static void __exit_idle(void)
@@ -23138,7 +23146,7 @@ index 6a364a6..b147d11 100644
  	p->thread.sp = (unsigned long) childregs;
  	p->thread.sp0 = (unsigned long) (childregs+1);
  	p->thread.usersp = me->thread.usersp;
-+	p->tinfo.lowest_stack = (unsigned long)task_stack_page(p);
++	p->tinfo.lowest_stack = (unsigned long)task_stack_page(p) + 2 * sizeof(unsigned long);
  
  	set_tsk_thread_flag(p, TIF_FORK);
  
@@ -32470,7 +32478,7 @@ index 26c731a..fb510c7 100644
  	  This is the Linux Xen port.  Enabling this will allow the
  	  kernel to boot in a paravirtualized environment under the
 diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c
-index 5189fe8..d937469 100644
+index 5189fe8..1bf8944 100644
 --- a/arch/x86/xen/enlighten.c
 +++ b/arch/x86/xen/enlighten.c
 @@ -86,8 +86,6 @@ EXPORT_SYMBOL_GPL(xen_start_info);
@@ -32549,7 +32557,17 @@ index 5189fe8..d937469 100644
  {
  	if (pm_power_off)
  		pm_power_off();
-@@ -1196,7 +1192,17 @@ asmlinkage void __init xen_start_kernel(void)
+@@ -1144,6 +1140,9 @@ static void __init xen_setup_stackprotector(void)
+ 	pv_cpu_ops.load_gdt = xen_load_gdt_boot;
+ 
+ 	setup_stack_canary_segment(0);
++#ifdef CONFIG_X86_64
++	load_percpu_segment(0);
++#endif
+ 	switch_to_new_gdt(0);
+ 
+ 	pv_cpu_ops.write_gdt_entry = xen_write_gdt_entry;
+@@ -1196,7 +1195,17 @@ asmlinkage void __init xen_start_kernel(void)
  	__userpte_alloc_gfp &= ~__GFP_HIGHMEM;
  
  	/* Work out if we support NX */
@@ -32568,7 +32586,7 @@ index 5189fe8..d937469 100644
  
  	xen_setup_features();
  
-@@ -1227,13 +1233,6 @@ asmlinkage void __init xen_start_kernel(void)
+@@ -1227,13 +1236,6 @@ asmlinkage void __init xen_start_kernel(void)
  
  	machine_ops = xen_machine_ops;
  
@@ -32582,7 +32600,7 @@ index 5189fe8..d937469 100644
  	xen_smp_init();
  
  #ifdef CONFIG_ACPI_NUMA
-@@ -1418,7 +1417,7 @@ static int __cpuinit xen_hvm_cpu_notify(struct notifier_block *self,
+@@ -1418,7 +1420,7 @@ static int __cpuinit xen_hvm_cpu_notify(struct notifier_block *self,
  	return NOTIFY_OK;
  }
  
@@ -45942,6 +45960,19 @@ index 0e6e57e..060e208 100644
  	.notifier_call	= macvtap_device_event,
  };
  
+diff --git a/drivers/net/ppp/ppp_deflate.c b/drivers/net/ppp/ppp_deflate.c
+index 1dbdf82..43764cc 100644
+--- a/drivers/net/ppp/ppp_deflate.c
++++ b/drivers/net/ppp/ppp_deflate.c
+@@ -268,7 +268,7 @@ static int z_compress(void *arg, unsigned char *rptr, unsigned char *obuf,
+ 	/*
+ 	 * See if we managed to reduce the size of the packet.
+ 	 */
+-	if (olen < isize) {
++	if (olen < isize && olen <= osize) {
+ 		state->stats.comp_bytes += olen;
+ 		state->stats.comp_packets++;
+ 	} else {
 diff --git a/drivers/net/ppp/ppp_generic.c b/drivers/net/ppp/ppp_generic.c
 index 4782d79..359f1b9 100644
 --- a/drivers/net/ppp/ppp_generic.c
@@ -58075,6 +58106,19 @@ index 52a820a..1d8ab03 100644
  	}
  
  	/*
+diff --git a/fs/cifs/smbencrypt.c b/fs/cifs/smbencrypt.c
+index 80d8508..6de30aa 100644
+--- a/fs/cifs/smbencrypt.c
++++ b/fs/cifs/smbencrypt.c
+@@ -220,7 +220,7 @@ E_md4hash(const unsigned char *passwd, unsigned char *p16,
+ 	}
+ 
+ 	rc = mdfour(p16, (unsigned char *) wpwd, len * sizeof(__le16));
+-	memset(wpwd, 0, 129 * sizeof(__le16));
++	memzero_explicit(wpwd, sizeof(wpwd));
+ 
+ 	return rc;
+ }
 diff --git a/fs/coda/cache.c b/fs/coda/cache.c
 index 4b2e5cb..67b96bb 100644
 --- a/fs/coda/cache.c
@@ -58384,7 +58428,7 @@ index 739fb59..5385976 100644
  static int __init init_cramfs_fs(void)
  {
 diff --git a/fs/dcache.c b/fs/dcache.c
-index 3f65742..9a9eeb5 100644
+index 3f65742..0972e8b 100644
 --- a/fs/dcache.c
 +++ b/fs/dcache.c
 @@ -103,11 +103,11 @@ static unsigned int d_hash_shift __read_mostly;
@@ -58403,7 +58447,19 @@ index 3f65742..9a9eeb5 100644
  	return dentry_hashtable + (hash & D_HASHMASK);
  }
  
-@@ -3080,7 +3080,8 @@ void __init vfs_caches_init(unsigned long mempages)
+@@ -1034,8 +1034,10 @@ ascend:
+ 		write_sequnlock(&rename_lock);
+ 	return 0; /* No mount points found in tree */
+ positive:
+-	if (!locked && read_seqretry(&rename_lock, seq))
++	if (!locked && read_seqretry(&rename_lock, seq)) {
++		rcu_read_lock();
+ 		goto rename_retry;
++	}
+ 	if (locked)
+ 		write_sequnlock(&rename_lock);
+ 	return 1;
+@@ -3080,7 +3082,8 @@ void __init vfs_caches_init(unsigned long mempages)
  	mempages -= reserve;
  
  	names_cachep = kmem_cache_create("names_cache", PATH_MAX, 0,
@@ -58565,7 +58621,7 @@ index 451b9b8..12e5a03 100644
  
  out_free_fd:
 diff --git a/fs/exec.c b/fs/exec.c
-index 78199eb..8958766 100644
+index 78199eb..a1fb382 100644
 --- a/fs/exec.c
 +++ b/fs/exec.c
 @@ -55,12 +55,35 @@
@@ -59475,7 +59531,7 @@ index 78199eb..8958766 100644
 +{
 +	unsigned long sp = (unsigned long)&sp;
 +	if (sp < current_thread_info()->lowest_stack &&
-+	    sp > (unsigned long)task_stack_page(current))
++	    sp >= (unsigned long)task_stack_page(current) + 2 * sizeof(unsigned long))
 +		current_thread_info()->lowest_stack = sp;
 +	if (unlikely((sp & ~(THREAD_SIZE - 1)) < (THREAD_SIZE/16)))
 +		BUG();
@@ -60142,7 +60198,7 @@ index 22764c7..86372c9 100644
  			break;
  		err = alloc_fd(arg, cmd == F_DUPFD_CLOEXEC ? O_CLOEXEC : 0);
 diff --git a/fs/fhandle.c b/fs/fhandle.c
-index 6b08864..4b42b2d 100644
+index 6b08864..030db71 100644
 --- a/fs/fhandle.c
 +++ b/fs/fhandle.c
 @@ -8,6 +8,7 @@
@@ -60162,6 +60218,18 @@ index 6b08864..4b42b2d 100644
  		retval = -EPERM;
  		goto out_err;
  	}
+@@ -196,8 +197,9 @@ static int handle_to_path(int mountdirfd, struct file_handle __user *ufh,
+ 		goto out_err;
+ 	}
+ 	/* copy the full handle */
+-	if (copy_from_user(handle, ufh,
+-			   sizeof(struct file_handle) +
++	*handle = f_handle;
++	if (copy_from_user(&handle->f_handle,
++			   &ufh->f_handle,
+ 			   f_handle.handle_bytes)) {
+ 		retval = -EFAULT;
+ 		goto out_handle;
 diff --git a/fs/fifo.c b/fs/fifo.c
 index cf6f434..3d7942c 100644
 --- a/fs/fifo.c
@@ -85491,7 +85559,7 @@ index ea0c02f..0eed39d 100644
  #ifdef __arch_swab64
  	return __arch_swab64(val);
 diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h
-index 86a24b1..e6974f1 100644
+index 86a24b11..e6974f1 100644
 --- a/include/linux/syscalls.h
 +++ b/include/linux/syscalls.h
 @@ -83,12 +83,20 @@ struct file_handle;
@@ -108089,6 +108157,27 @@ index 88eace5..b5947e7 100644
  			continue;
  		}
  		list_del_init(&rm->m_conn_item);
+diff --git a/net/rds/sysctl.c b/net/rds/sysctl.c
+index 25ad0c7..065026f 100644
+--- a/net/rds/sysctl.c
++++ b/net/rds/sysctl.c
+@@ -71,14 +71,14 @@ static ctl_table rds_sysctl_rds_table[] = {
+ 	{
+ 		.procname	= "max_unacked_packets",
+ 		.data		= &rds_sysctl_max_unacked_packets,
+-		.maxlen         = sizeof(unsigned long),
++		.maxlen         = sizeof(int),
+ 		.mode           = 0644,
+ 		.proc_handler   = proc_dointvec,
+ 	},
+ 	{
+ 		.procname	= "max_unacked_bytes",
+ 		.data		= &rds_sysctl_max_unacked_bytes,
+-		.maxlen         = sizeof(unsigned long),
++		.maxlen         = sizeof(int),
+ 		.mode           = 0644,
+ 		.proc_handler   = proc_dointvec,
+ 	},
 diff --git a/net/rds/tcp.c b/net/rds/tcp.c
 index edac9ef..16bcb98 100644
 --- a/net/rds/tcp.c
@@ -108533,10 +108622,38 @@ index 76388b0..a967f68 100644
  	sctp_generate_t1_cookie_event,
  	sctp_generate_t1_init_event,
 diff --git a/net/sctp/socket.c b/net/sctp/socket.c
-index c28eb7b..7afe73d 100644
+index c28eb7b..832978a 100644
 --- a/net/sctp/socket.c
 +++ b/net/sctp/socket.c
-@@ -2183,11 +2183,13 @@ static int sctp_setsockopt_events(struct sock *sk, char __user *optval,
+@@ -1611,6 +1611,7 @@ SCTP_STATIC int sctp_sendmsg(struct kiocb *iocb, struct sock *sk,
+ 	sctp_scope_t scope;
+ 	long timeo;
+ 	__u16 sinfo_flags = 0;
++	bool wait_connect = false;
+ 	struct sctp_datamsg *datamsg;
+ 	int msg_flags = msg->msg_flags;
+ 
+@@ -1929,6 +1930,7 @@ SCTP_STATIC int sctp_sendmsg(struct kiocb *iocb, struct sock *sk,
+ 		err = sctp_primitive_ASSOCIATE(asoc, NULL);
+ 		if (err < 0)
+ 			goto out_free;
++		wait_connect = true;
+ 		SCTP_DEBUG_PRINTK("We associated primitively.\n");
+ 	}
+ 
+@@ -1968,6 +1970,11 @@ SCTP_STATIC int sctp_sendmsg(struct kiocb *iocb, struct sock *sk,
+ 	else
+ 		err = msg_len;
+ 
++	if (unlikely(wait_connect)) {
++		timeo = sock_sndtimeo(sk, msg_flags & MSG_DONTWAIT);
++		sctp_wait_for_connect(asoc, &timeo);
++	}
++
+ 	/* If we are already past ASSOCIATE, the lower
+ 	 * layers are responsible for association cleanup.
+ 	 */
+@@ -2183,11 +2190,13 @@ static int sctp_setsockopt_events(struct sock *sk, char __user *optval,
  {
  	struct sctp_association *asoc;
  	struct sctp_ulpevent *event;
@@ -108551,7 +108668,7 @@ index c28eb7b..7afe73d 100644
  
  	/*
  	 * At the time when a user app subscribes to SCTP_SENDER_DRY_EVENT,
-@@ -4173,13 +4175,16 @@ static int sctp_getsockopt_disable_fragments(struct sock *sk, int len,
+@@ -4173,13 +4182,16 @@ static int sctp_getsockopt_disable_fragments(struct sock *sk, int len,
  static int sctp_getsockopt_events(struct sock *sk, int len, char __user *optval,
  				  int __user *optlen)
  {
@@ -108569,7 +108686,7 @@ index c28eb7b..7afe73d 100644
  		return -EFAULT;
  	return 0;
  }
-@@ -4197,6 +4202,8 @@ static int sctp_getsockopt_events(struct sock *sk, int len, char __user *optval,
+@@ -4197,6 +4209,8 @@ static int sctp_getsockopt_events(struct sock *sk, int len, char __user *optval,
   */
  static int sctp_getsockopt_autoclose(struct sock *sk, int len, char __user *optval, int __user *optlen)
  {
@@ -108578,7 +108695,7 @@ index c28eb7b..7afe73d 100644
  	/* Applicable to UDP-style socket only */
  	if (sctp_style(sk, TCP))
  		return -EOPNOTSUPP;
-@@ -4205,7 +4212,8 @@ static int sctp_getsockopt_autoclose(struct sock *sk, int len, char __user *optv
+@@ -4205,7 +4219,8 @@ static int sctp_getsockopt_autoclose(struct sock *sk, int len, char __user *optv
  	len = sizeof(int);
  	if (put_user(len, optlen))
  		return -EFAULT;
@@ -108588,7 +108705,7 @@ index c28eb7b..7afe73d 100644
  		return -EFAULT;
  	return 0;
  }
-@@ -4569,12 +4577,15 @@ static int sctp_getsockopt_delayed_ack(struct sock *sk, int len,
+@@ -4569,12 +4584,15 @@ static int sctp_getsockopt_delayed_ack(struct sock *sk, int len,
   */
  static int sctp_getsockopt_initmsg(struct sock *sk, int len, char __user *optval, int __user *optlen)
  {
@@ -108605,7 +108722,7 @@ index c28eb7b..7afe73d 100644
  		return -EFAULT;
  	return 0;
  }
-@@ -4615,6 +4626,8 @@ static int sctp_getsockopt_peer_addrs(struct sock *sk, int len,
+@@ -4615,6 +4633,8 @@ static int sctp_getsockopt_peer_addrs(struct sock *sk, int len,
  		addrlen = sctp_get_af_specific(temp.sa.sa_family)->sockaddr_len;
  		if (space_left < addrlen)
  			return -ENOMEM;
@@ -110272,6 +110389,19 @@ index ede01a8..756e6bd 100644
  	if (err)
  		goto out;
  
+diff --git a/scripts/Kbuild.include b/scripts/Kbuild.include
+index 978416d..a1c341e 100644
+--- a/scripts/Kbuild.include
++++ b/scripts/Kbuild.include
+@@ -143,7 +143,7 @@ cc-ifversion = $(shell [ $(call cc-version, $(CC)) $(1) $(2) ] && echo $(3))
+ # cc-ldoption
+ # Usage: ldflags += $(call cc-ldoption, -Wl$(comma)--hash-style=both)
+ cc-ldoption = $(call try-run,\
+-	$(CC) $(1) -nostdlib -x c /dev/null -o "$$TMP",$(1),$(2))
++	$(CC) $(1) -Wl,-r -nostdlib -x c /dev/null -o "$$TMP",$(1),$(2))
+ 
+ # ld-option
+ # Usage: LDFLAGS += $(call ld-option, -X)
 diff --git a/scripts/Makefile.build b/scripts/Makefile.build
 index d2b366c1..2d5a6f8 100644
 --- a/scripts/Makefile.build