You have been subscribed to a public bug:
Distro: Ubuntu 12.04
fvwm version: 1:2.5.30.ds-1
lightdm version: 1.2.1-0ubuntu1
The lightdm segfaults when xkbcomp is run from inside of fvwm window manager:
xkbcomp -R/usr/share/X11/xkb/ /tmp/russian.xkb $DISPLAY
On the login screen "fvwm" desktop environment is chosen. The /tmp/russian.xkb
is attached to the bug report.
Here are the relevant messages from /var/log/lightdm/x-0.log
...
(II) [KMS] Kernel modesetting enabled.
*** glibc detected *** /usr/bin/X: free(): corrupted unsorted chunks:
0x00007f32aee32fe0 ***
======= Backtrace: =========
/lib/x86_64-linux-gnu/libc.so.6(+0x7e626)[0x7f32ab1aa626]
/usr/bin/X(SrvXkbResizeKeyType+0x63d)[0x7f32ad0ebf2d]
/usr/bin/X(+0x13456d)[0x7f32ad0c656d]
/usr/bin/X(+0x137388)[0x7f32ad0c9388]
/usr/bin/X(+0x4e761)[0x7f32acfe0761]
/usr/bin/X(+0x3d68a)[0x7f32acfcf68a]
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xed)[0x7f32ab14d76d]
/usr/bin/X(+0x3d97d)[0x7f32acfcf97d]
======= Memory map: ========
...
---
ApportVersion: 2.0.1-0ubuntu7
Architecture: amd64
DistroRelease: Ubuntu 12.04
Package: lightdm 1.2.1-0ubuntu1
PackageArchitecture: amd64
ProcEnviron:
LANGUAGE=en_US.UTF-8
TERM=xterm
PATH=(custom, no user)
LANG=en_US.UTF-8
SHELL=/bin/bash
ProcVersionSignature: Ubuntu 3.2.0-24.37-generic 3.2.14
Tags: precise
Uname: Linux 3.2.0-24-generic x86_64
UpgradeStatus: Upgraded to precise on 2012-04-26 (2 days ago)
UserGroups:
** Affects: xorg-server (Ubuntu)
Importance: Undecided
Status: New
** Tags: apport-collected precise
--
segmentation fault when running xkbcomp
https://bugs.launchpad.net/bugs/990914
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