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https://bugs.launchpad.net/bugs/1063449
Title:
Xorg crashed with SIGSEGV in _int_free()
Status in “xorg-server” package in Ubuntu:
New
Bug description:
X crashed a few seconds after running glxgears and moving the window
(while running unity/compiz).
ProblemType: Crash
DistroRelease: Ubuntu 12.10
Package: xserver-xorg-core 2:1.13.0-0ubuntu5
ProcVersionSignature: Ubuntu 3.5.0-17.27-generic 3.5.5
Uname: Linux 3.5.0-17-generic x86_64
.tmp.unity.support.test.0:
ApportVersion: 2.6.1-0ubuntu1
Architecture: amd64
CompizPlugins: No value set for
`/apps/compiz-1/general/screen0/options/active_plugins'
CompositorRunning: compiz
Date: Mon Oct 8 00:32:01 2012
DistUpgraded: Fresh install
DistroCodename: quantal
DistroVariant: ubuntu
ExecutablePath: /usr/bin/Xorg
ExtraDebuggingInterest: Yes
GraphicsCard:
NVIDIA Corporation G98 [GeForce 9300M GS] [10de:06e9] (rev a1) (prog-if 00
[VGA controller])
Subsystem: Lenovo Device [17aa:2107]
InstallationMedia: Ubuntu 12.10 "Quantal Quetzal" - Beta amd64 (20120923)
MachineType: LENOVO 27436FG
ProcCmdline: /usr/bin/X :0 -core -auth /var/run/lightdm/root/:0 -nolisten tcp
vt7 -novtswitch -background none
ProcEnviron:
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.5.0-17-generic
root=UUID=22f96dea-6407-440a-8293-f8b168ad20ce ro quiet splash
SegvAnalysis:
Segfault happened at: 0x7f7ef4738df2 <malloc_consolidate+210>: mov
0x8(%rbx),%rdx
PC (0x7f7ef4738df2) ok
source "0x8(%rbx)" (0x21f8e4e618) not located in a known VMA region (needed
readable region)!
destination "%rdx" ok
SegvReason: reading unknown VMA
Signal: 11
SourcePackage: xorg-server
StacktraceTop:
_int_free (av=0x7f7ef4a72740 <main_arena>, p=0x7f7ef9e20dd0, have_lock=0) at
malloc.c:4005
?? () from /usr/lib/x86_64-linux-gnu/libpixman-1.so.0
pixman_region_subtract () from /usr/lib/x86_64-linux-gnu/libpixman-1.so.0
?? () from /usr/lib/xorg/modules/libexa.so
?? () from /usr/lib/xorg/modules/libexa.so
Title: Xorg crashed with SIGSEGV in _int_free()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups:
dmi.bios.date: 12/25/2008
dmi.bios.vendor: LENOVO
dmi.bios.version: 6AET53WW
dmi.board.asset.tag: ATN12345678901234567
dmi.board.name: 27436FG
dmi.board.vendor: LENOVO
dmi.board.version: LENOVO 6AET53WW
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: LENOVO 6AET53WW
dmi.modalias:
dmi:bvnLENOVO:bvr6AET53WW:bd12/25/2008:svnLENOVO:pn27436FG:pvrThinkPadSL400:rvnLENOVO:rn27436FG:rvrLENOVO6AET53WW:cvnLENOVO:ct10:cvrLENOVO6AET53WW:
dmi.product.name: 27436FG
dmi.product.version: ThinkPad SL400
dmi.sys.vendor: LENOVO
version.compiz: compiz 1:0.9.8.4-0ubuntu1
version.ia32-libs: ia32-libs 20090808ubuntu36
version.libdrm2: libdrm2 2.4.39-0ubuntu1
version.libgl1-mesa-dri: libgl1-mesa-dri 9.0~git20121004.b2048c5e-0ubuntu1
version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
version.libgl1-mesa-glx: libgl1-mesa-glx 9.0~git20121004.b2048c5e-0ubuntu1
version.xserver-xorg-core: xserver-xorg-core 2:1.13.0-0ubuntu5
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.7.3-0ubuntu1
version.xserver-xorg-video-ati: xserver-xorg-video-ati
1:6.99.99~git20120913.8637f772-0ubuntu1
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.20.9-0ubuntu2
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau
1:1.0.2-0ubuntu3
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