Incomplete. Unfortunately crashing inside malloc means the process heap
had already become corrupt some time before the crash happened. So we
are unable to debug the origin of the heap corruption here without exact
detailed steps to reproduce the problem.
** Changed in: unity-settings-daemon (Ubuntu)
Status: Confirmed => Incomplete
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https://bugs.launchpad.net/bugs/1300986
Title:
[xsettings] unity-settings-daemon crashed with SIGSEGV in
xft_settings_set_xresources()
Status in unity-settings-daemon package in Ubuntu:
Incomplete
Bug description:
Reboot following upgrade to 14.04 beta.
ProblemType: Crash
DistroRelease: Ubuntu 14.04
Package: unity-settings-daemon 14.04.0+14.04.20140310-0ubuntu2
ProcVersionSignature: Ubuntu 3.13.0-20.42-generic 3.13.7
Uname: Linux 3.13.0-20-generic x86_64
ApportVersion: 2.14-0ubuntu1
Architecture: amd64
CurrentDesktop: Unity
Date: Tue Apr 1 15:10:47 2014
EcryptfsInUse: Yes
ExecutablePath: /usr/lib/unity-settings-daemon/unity-settings-daemon
InstallationDate: Installed on 2012-05-18 (682 days ago)
InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Release amd64
(20120425)
ProcCmdline: /usr/lib/unity-settings-daemon/unity-settings-daemon
ProcEnviron:
PATH=(custom, no user)
LANGUAGE=en_US
XDG_RUNTIME_DIR=<set>
LANG=en_US.UTF-8
SHELL=/bin/bash
SegvAnalysis:
Segfault happened at: 0x7fe8042a5733 <malloc_consolidate+307>: cmp
0x18(%rax),%rbx
PC (0x7fe8042a5733) ok
source "0x18(%rax)" (0x3500007fe81c) not located in a known VMA region
(needed readable region)!
destination "%rbx" ok
SegvReason: reading unknown VMA
Signal: 11
SourcePackage: unity-settings-daemon
StacktraceTop:
malloc_consolidate (av=av@entry=0x7fe8045e5760 <main_arena>) at malloc.c:4157
_int_malloc (av=av@entry=0x7fe8045e5760 <main_arena>,
bytes=bytes@entry=4680) at malloc.c:3423
__libc_calloc (n=<optimized out>, elem_size=<optimized out>) at malloc.c:3219
XOpenDisplay () from /usr/lib/x86_64-linux-gnu/libX11.so.6
?? () from /usr/lib/unity-settings-daemon-1.0/libxsettings.so
Title: unity-settings-daemon crashed with SIGSEGV in malloc_consolidate()
UpgradeStatus: Upgraded to trusty on 2014-04-01 (0 days ago)
UserGroups: adm cdrom dip fuse kvm libvirtd lpadmin plugdev sambashare sudo
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