Ubuntu
maliit-framework package

maliit-server crashed with SIGSEGV in __GI___pthread_mutex_lock()

Bug #1238107 reported by Michał Sawicz
10
This bug affects 1 person
Affects Status Importance Assigned to Milestone
maliit-framework (Ubuntu)
Confirmed
Medium
Unassigned

Bug Description

I forced a crash when maliit-server was spinning on unity8 exit.

ProblemType: Crash
DistroRelease: Ubuntu 13.10
Package: maliit-framework 0.99.0+git20130615+97e8335-0ubuntu3
Uname: Linux 3.4.0-3-mako armv7l
ApportVersion: 2.12.5-0ubuntu1
Architecture: armhf
CrashCounter: 1
Date: Thu Oct 10 15:20:59 2013
ExecutablePath: /usr/bin/maliit-server
ExecutableTimestamp: 1377129205
InstallationDate: Installed on 2013-10-10 (0 days ago)
InstallationMedia: Ubuntu Saucy Salamander (development branch) - armhf (20131010.1)
MarkForUpload: True
ProcCmdline: maliit-server
ProcCwd: /home/phablet
Signal: 11
SourcePackage: maliit-framework
StacktraceTop:
 __GI___pthread_mutex_lock (mutex=0x0) at pthread_mutex_lock.c:50
 pthread_mutex_lock (mutex=<optimized out>) at forward.c:192
 __gthread_mutex_lock (__mutex=0x0) at /usr/include/arm-linux-gnueabihf/c++/4.8/bits/gthr-default.h:748
 lock (this=0x0) at /usr/include/c++/4.8/mutex:134
 lock_guard (__m=..., this=<synthetic pointer>) at /usr/include/c++/4.8/mutex:414
Title: maliit-server crashed with SIGSEGV in poll()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm autopilot cdrom dialout dip nopasswdlogin plugdev sudo tty video

Revision history for this message
Michał Sawicz (saviq) wrote :
information type: Private → Public
Revision history for this message
Apport retracing service (apport) wrote :

StacktraceTop:
 __GI___pthread_mutex_lock (mutex=0x0) at pthread_mutex_lock.c:50
 pthread_mutex_lock (mutex=<optimized out>) at forward.c:192
 mir::client::DisplayConfiguration::copy_to_client() const () at /usr/include/arm-linux-gnueabihf/c++/4.8/bits/gthr-default.h:748
 MirConnection::create_copy_of_display_config() () at /build/buildd/mir-0.0.14+13.10.20131010/src/client/mir_connection.cpp:362
 mir_connection_get_display_info () at /build/buildd/mir-0.0.14+13.10.20131010/src/client/mir_client_library.cpp:299

Revision history for this message
Apport retracing service (apport) wrote : Stacktrace.txt
Revision history for this message
Apport retracing service (apport) wrote : StacktraceSource.txt
Revision history for this message
Apport retracing service (apport) wrote : ThreadStacktrace.txt
Changed in maliit-framework (Ubuntu):
importance: Undecided → Medium
summary: - maliit-server crashed with SIGSEGV in poll()
+ maliit-server crashed with SIGSEGV in __GI___pthread_mutex_lock()
tags: removed: need-armhf-retrace
Revision history for this message
Launchpad Janitor (janitor) wrote :

Status changed to 'Confirmed' because the bug affects multiple users.

Changed in maliit-framework (Ubuntu):
status: New → Confirmed
Jean-Baptiste Lallement (jibel)
tags: added: qa-touch
Revision history for this message
Michał Sawicz (saviq) wrote :

I've also seen this crashing with exactly the same trace when unity8 was being stopped.

Revision history for this message
Daniel van Vugt (vanvugt) wrote :

Thank you for taking the time to report this bug and helping to make Ubuntu better. This particular bug has already been reported and is a duplicate of bug 1233988, so it is being marked as such. Please look at the other bug report to see if there is any missing information that you can provide, or to see if there is a workaround for the bug. Additionally, any further discussion regarding the bug should occur in the other report. Feel free to continue to report any other bugs you may find.

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