Gentoo Archives: gentoo-user

From: Dale <rdalek1967@×××××.com>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] Downgrading glibc prevented by emerge/portage...but why initiated?
Date: Tue, 12 Sep 2017 04:06:44
Message-Id: d66d7a7d-eadf-dcb2-57a4-c030118f631e@gmail.com
In Reply to: [gentoo-user] Downgrading glibc prevented by emerge/portage...but why initiated? by tuxic@posteo.de
1 tuxic@××××××.de wrote:
2 > Hi,
3 >
4 > got a problem this morning:
5 >
6 >>>> Verifying ebuild manifests
7 >>>> Running pre-merge checks for sys-libs/glibc-2.24-r4
8 > * Sanity check to keep you from breaking your system:
9 > * Downgrading glibc is not supported and a sure way to destruction
10 > * ERROR: sys-libs/glibc-2.24-r4::gentoo failed (pretend phase):
11 > * aborting to save your system
12 > *
13 > * Call stack:
14 > * ebuild.sh, line 115: Called pkg_pretend
15 > * ebuild.sh, line 348: Called toolchain-glibc_pkg_pretend
16 > * toolchain-glibc.eclass, line 507: Called die
17 > * The specific snippet of code:
18 > * die "aborting to save your system"
19 > *
20 > * If you need support, post the output of `emerge --info '=sys-libs/glibc-2.24-r4::gentoo'`,
21 > * the complete build log and the output of `emerge -pqv '=sys-libs/glibc-2.24-r4::gentoo'`.
22 > * The complete build log is located at '/var/tmp/portage/sys-libs/glibc-2.24-r4/temp/build.log'.
23 > * The ebuild environment file is located at '/var/tmp/portage/sys-libs/glibc-2.24-r4/temp/die.env'.
24 > * Working directory: '/var/tmp/portage/sys-libs/glibc-2.24-r4/homedir'
25 > * S: '/var/tmp/portage/sys-libs/glibc-2.24-r4/work/glibc-2.24'
26 >>>> Running pre-merge checks for media-sound/pulseaudio-11.0
27 > * Determining the location of the kernel source code
28 > * Found kernel source directory:
29 > * /usr/src/linux
30 > * Found sources for kernel version:
31 > * 4.13.1-RT
32 > * Checking for suitable kernel configuration options...
33 > [ ok ]
34 > * A preallocated buffer-size of 2048 (kB) or higher is recommended for the HD-audio driver!
35 > * CONFIG_SND_HDA_PREALLOC_SIZE=64
36 >
37 > I would interpret this as:
38 >
39 > In the past emerge had updated glibc to a higher version as it want it
40 > to install now and prevented the latter becayse it would be downgrade,
41 > which in turn would render my box useless.
42 >
43 > But why updateing to higher version in the first step....or attempting
44 > to downgrade now?
45 >
46 > And finally...ANy update is blocked for now it seems...how can I get
47 > out of this?
48 >
49 > Thanks a lot in advance for any help!
50 > Cheers
51 > Meino
52 >
53
54 I would start by adding -t to the emerge command.  That should show what
55 is pulling in the older glibc.  Hopefully, that will shine a light on
56 the why it wants to downgrade. 
57
58 May be a good idea to post that info here as well.  May help others with
59 a answer since it should provide more info. 
60
61 Dale
62
63 :-)  :-)