Ubuntu
libunity-webapps package

unity-webapps-context-daemon crashed with SIGSEGV in magazine_cache_trim()

Bug #1056374 reported by Jonas Schwabe on 2012-09-25

10

This bug affects 1 person

Affects		Status	Importance	Assigned to	Milestone
	WebApps: libunity-webapps	New	Medium	Alexandre Abreu
	libunity-webapps (Ubuntu)	New	Medium	Unassigned

Bug Description

This crash happened after installing OMG!Ubuntu and then closing Firefox.

ProblemType: Crash
DistroRelease: Ubuntu 12.10
Package: unity-webapps-service 2.3.8-0ubuntu2
ProcVersionSignature: Ubuntu 3.5.0-15.22-generic 3.5.4
Uname: Linux 3.5.0-15-generic x86_64
ApportVersion: 2.5.2-0ubuntu4
Architecture: amd64
Date: Tue Sep 25 20:03:34 2012
ExecutablePath: /usr/lib/libunity-webapps/unity-webapps-context-daemon
InstallationMedia: Ubuntu 12.10 "Quantal Quetzal" - Beta amd64+mac (20120922)
ProcCmdline: /usr/lib/libunity-webapps/unity-webapps-context-daemon OMG!\ Ubuntu! www.omgubuntu.co.uk http://cloudfront.omgubuntu.co.uk/wp-content/themes/randyjensen-handcrafted-wp-theme-2d2cd06/images/logo.png [Invalid\ UTF-8]
SegvAnalysis:
Segfault happened at: 0x7fd100e711b2: mov 0x8(%rbx),%rsi
PC (0x7fd100e711b2) ok
source "0x8(%rbx)" (0x7fd000000008) not located in a known VMA region (needed readable region)!
destination "%rsi" ok
SegvReason: reading unknown VMA
Signal: 11
SourcePackage: libunity-webapps
StacktraceTop:
?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
g_slice_free1 () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
g_signal_handlers_destroy () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
Title: unity-webapps-context-daemon crashed with SIGSEGV in g_slice_free1()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo

Tags:

Revision history for this message

Jonas Schwabe (jonas-schwabe) wrote on 2012-09-25:

#1

Dependencies.txt Edit (5.9 KiB, text/plain; charset="utf-8")
Disassembly.txt Edit (665 bytes, text/plain; charset="utf-8")
ProcEnviron.txt Edit (292 bytes, text/plain; charset="utf-8")
ProcMaps.txt Edit (47.7 KiB, text/plain; charset="utf-8")
ProcStatus.txt Edit (815 bytes, text/plain; charset="utf-8")
Registers.txt Edit (766 bytes, text/plain; charset="utf-8")
Stacktrace.txt Edit (3.7 KiB, text/plain; charset="utf-8")
ThreadStacktrace.txt Edit (6.4 KiB, text/plain; charset="utf-8")
XsessionErrors.txt Edit (3.1 KiB, text/plain; charset="utf-8")

Revision history for this message

Apport retracing service (apport) wrote on 2012-09-25:

#2

StacktraceTop:
magazine_cache_trim (stamp=<optimized out>, ix=<optimized out>, allocator=<optimized out>) at /build/buildd/glib2.0-2.33.14/./glib/gslice.c:672
magazine_cache_push_magazine (ix=<optimized out>, magazine_chunks=<optimized out>, count=<optimized out>) at /build/buildd/glib2.0-2.33.14/./glib/gslice.c:703
thread_memory_magazine2_unload (ix=<optimized out>, tmem=<error reading variable: Unhandled dwarf expression opcode 0xfa>) at /build/buildd/glib2.0-2.33.14/./glib/gslice.c:802
g_slice_free1 (mem_size=<optimized out>, mem_block=0x7fd0f000a560) at /build/buildd/glib2.0-2.33.14/./glib/gslice.c:1093
handler_unref_R (handler=0x7fd0f000a560, instance=0x0, signal_id=0) at /build/buildd/glib2.0-2.33.14/./gobject/gsignal.c:647

Revision history for this message

Apport retracing service (apport) wrote on 2012-09-25: Stacktrace.txt

#3

Stacktrace.txt Edit (10.7 KiB, text/plain)

Revision history for this message

Apport retracing service (apport) wrote on 2012-09-25: StacktraceSource.txt

#4

StacktraceSource.txt Edit (9.2 KiB, text/plain)

Revision history for this message

Apport retracing service (apport) wrote on 2012-09-25: ThreadStacktrace.txt

#5

ThreadStacktrace.txt Edit (17.0 KiB, text/plain)

Changed in libunity-webapps (Ubuntu):
importance:	Undecided → Medium
summary:	- unity-webapps-context-daemon crashed with SIGSEGV in g_slice_free1() + unity-webapps-context-daemon crashed with SIGSEGV in + magazine_cache_trim()
tags:	removed: need-amd64-retrace

Ken VanDine (ken-vandine) on 2012-10-23

information type:	Private → Public
Changed in libunity-webapps (Ubuntu):
assignee:	nobody → Alexandre Abreu (abreu-alexandre)
Changed in libunity-webapps:
assignee:	nobody → Alexandre Abreu (abreu-alexandre)
Changed in libunity-webapps (Ubuntu):
assignee:	Alexandre Abreu (abreu-alexandre) → nobody
Changed in libunity-webapps:
importance:	Undecided → Medium

Report a bug

This report contains Public information

Everyone can see this information.

You are

Subscribing...

Edit bug mail

Other bug subscribers

Remote bug watches

Bug watches keep track of this bug in other bug trackers.