Gentoo Archives: gentoo-user

From: Joshua Murphy <poisonbl@×××××.com>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] Re: Please help, kernel can not load root
Date: Mon, 30 Apr 2012 00:35:13
Message-Id: CAOTuDKrg9HfukJHScvt_g1noRXLPJBSxHnscf0tDDeo1Ohwfew@mail.gmail.com
In Reply to: [gentoo-user] Re: Please help, kernel can not load root by "Ignas Anikevičius"
1 On Sun, Apr 29, 2012 at 20:11, Ignas Anikevičius <anikevicius@×××××.com> wrote:
2 > On 29 April 2012 18:35, Ignas Anikevičius <anikevicius@×××××.com> wrote:
3 >>
4 >> Hello,
5 >>
6 >> it's been several since I have tried to make my machine boot again without
7 >> any live CDs and I could not narrow the main issue down. The problem is that
8 >> the kernel can not mount the root partition.
9 >>
10 >> Some info about my system:
11 >> running ~amd64
12 >> kernel: gentoo-sources-3.3.3
13 >> bootloader: grub2-9999 (grub.cfg generated with grub2-mkconfig -o
14 >> /boot/grub2/grub.cfg)
15 >> root partition is ext4, but ext4 is built into kernel
16 >> I have a separate /boot partition
17 >>
18 >> my grub.cfg can be found here:
19 >> http://pastebin.com/nm6HCkpM
20 >>
21 >> I have written down some log messages from the last boot. Sorry if
22 >> something is not 100% accurate as I took a crappy picture with my phone and
23 >> tried to rewrite everything:
24 >> http://pastebin.com/0zQN6X5t
25 >>
26 >> I would very appreciate someones help.
27 >>
28 >> Thanks,
29 >> Ignas A.
30 >
31 >
32 > Hello to everybody once more. I gave it ago and installed drivers for all
33 > storage related controllers, but nothing has changed. As I understand, the
34 > hdd is recognized, so I do not know where to look now.
35 >
36 > The log can be see in this image:
37 > http://s10.postimage.org/hieljd661/29042012017.jpg
38 >
39 > I tried to rewrite it here:
40 > ======================================================================
41 > ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
42 > ata1.00: ACPI cmd ...
43 > ...
44 > ata1.00: configured for UDMA/133
45 > scsi 0:0:0:0: Direct-Access ATA WDC WD3200...
46 > ...
47 > ata2: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
48 > ata2.00: ACPI cmd ...
49 > ata2.00: ATAPI: Optiarc DVD RW AD-...
50 > ..
51 > ata2.00: configured for UDMA/100
52 > scsi 1:0:0:0: CD-ROM
53 > registered taskstats version 1
54 >     Magic number...
55 > pci_link ... : hash matches
56 > console ... enabled
57 > netconsole: network logging started
58 > Root-NFS: no NFS server address
59 > VFS: Unable to mount root fs via NFS, trying floppy
60 > VFS: Cannot open root device "sda7" or unknown-block(2,0)
61 > Please append a correct "root=" boot option: here are the available
62 > partitions:
63 > Kernel panic - not syncing: VFS: Unable to mount root fs on
64 > unknown-block(2,0)
65 > Pid: 1, comm: swapper/0 Not tainted 3.3.3-gentoo #7
66 > Call Trace:
67 >     ... panic
68 >     ... ? printk
69 >     ... mount_block_root
70 >     ... mount_root
71 >     ... prepare_namespace
72 >     ... kernel_init
73 >     ... kernel_thread
74 >     ... ? start_kernel
75 >     ... ? gs_change
76 > panic occured, switching back to text console
77 > ==========================================================================
78 >
79 > Thanks,
80 > Ignas
81 >
82
83 Well, going through the list that comes to mind after that... the
84 block device itself, since the scsi layer sees the device but the VFS
85 layer doesn't see the block device:
86 CONFIG_BLOCK=y
87 CONFIG_BLK_DEV_SD=y
88
89
90 --
91 Poison [BLX]
92 Joshua M. Murphy

Replies

Subject Author
Re: [gentoo-user] Re: Please help, kernel can not load root "Ignas Anikevičius" <anikevicius@×××××.com>
Re: [gentoo-user] Re: Please help, kernel can not load root Ignas Anikevicius <anikevicius@×××××.com>