vlc crashed with SIGSEGV in pthread_spin_lock()

Bug #281295 reported by hexa- on 2008-10-10
24
Affects Status Importance Assigned to Milestone
VLC media player
Fix Released
Unknown
vlc (Ubuntu)
Medium
Unassigned

Bug Description

Binary package hint: vlc

I really don't know what happend, I cannot even recall having had vlc opened.

$ lsb_release -rd
Description: Ubuntu intrepid (development branch)
Release: 8.10

$ apt-cache policy vlc
vlc:
  Installiert: 0.9.3-0ubuntu1
  Kandidat: 0.9.3-0ubuntu1
  Versions-Tabelle:
 *** 0.9.3-0ubuntu1 0
        500 http://de.archive.ubuntu.com intrepid/multiverse Packages
        100 /var/lib/dpkg/status

ProblemType: Crash
Architecture: amd64
CrashCounter: 1
DistroRelease: Ubuntu 8.10
ExecutablePath: /usr/bin/vlc
NonfreeKernelModules: nvidia
Package: vlc-nox 0.9.3-0ubuntu1
ProcAttrCurrent: unconfined
ProcCmdline: vlc /home/username
ProcEnviron:
 PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games
 LANG=de_DE.UTF-8
 SHELL=/bin/bash
Signal: 11
SourcePackage: vlc
StacktraceTop:
 pthread_spin_lock () from /lib/libpthread.so.0
 __vlc_object_release ()
 ?? ()
 ?? () from /usr/lib/libvlccore.so.0
 ?? () from /usr/lib/libvlccore.so.0
Title: vlc crashed with SIGSEGV in pthread_spin_lock()
Uname: Linux 2.6.27-6-generic x86_64
UserGroups: adm admin audio cdrom dialout dip floppy fuse lpadmin mythtv plugdev pulse-access pulse-rt vboxusers video

Related branches

StacktraceTop:pthread_spin_lock () from /lib/libpthread.so.0
__vlc_object_release (p_this=0x0) at ../include/vlc_threads.h:487
Read (p_access=0x7fe330030138, p_buffer=<value optimized out>, i_len=<value optimized out>)
AReadStream (s=0x7fe330030798, p_read=0x7fe32bf6a010, i_read=53) at input/stream.c:1877
AStreamPrebufferStream (s=0x7fe330030798) at input/stream.c:1483

Changed in vlc:
importance: Undecided → Medium
Changed in vlc:
status: Unknown → Fix Released
Rémi Denis-Courmont (rdenis) wrote :

Known upstream bug. If someone is motivated enough, backporting the (rewritten) directory plugin from master/1.0 to 0.9.x should annihilate the underlying race condition.

Launchpad Janitor (janitor) wrote :

This bug was fixed in the package vlc - 1.0.0~rc2-1ubuntu1

---------------
vlc (1.0.0~rc2-1ubuntu1) karmic; urgency=low

  * New upstream version.
  * tighten build-dependencies on libschroedinger-dev, fixes FTBFS.
  * Following bugs have an associated and now closed upstream ticket in
    Launchpad: LP: #281295, #73449, #282567, #117640, #172938, #260918,
    #273685, #275043, #277834, #282394, #290753, #294136, #298925, #304265,
    #309728, #311742, #314038

vlc (1.0.0~rc2-1) experimental; urgency=low

  * New Upstream Release Candidate
    + Closes: #527010, #491441, #508618, #522824
  * Delete patches which were picked from upstream
  * Refresh patches
  * Remove vlc-plugin-esd and vlc-plugin-arts as they have been removed
    by upstream
  * SONAME change for libvlccore
  * Add new symbols for libvlc2
  * Fix static libs compile
  * Use vlc-wrapper manpage from upstream
  * vlc.install: add drawable and screen was renamed x11_screen
  * vlc-nox.install: Add and remove modules added/removed upstream
  * Point out in NEWS the modules renamed or splited
  * Add links to upstream NEWS and co in vlc-nox
  * Version the depedency of libvlcore2 on vlc-data
  * Remove unnecessary "Section:" in debian/control

vlc (0.9.9a-3) unstable; urgency=low

  * Correct typo in 0.9.9a-2 changelog entry
  * Disable more optimization with DEB_BUILD_OPTIONS=noopt
  * Cache the configure test results as we're running configure several
    times
  * Fix building as root
  * Fix the clean target
  * Remove unexistant config options
  * Better check commad line
  * Use all the procs on i386 and amd64
  * Build a version of libvlccore without altivec (Closes: #523035)
  * Fix typo (thanks to Salvatore Bonaccorso)(Closes: #528044)
  * Reword the command line to get full logs in bug/presubj (Closes: #527012)
  * Remove duplicate "extended Settings" entry in context menu
   (Closes: #526603) - thanks to Matt Kraai

 -- Reinhard Tartler <email address hidden> Fri, 05 Jun 2009 12:28:15 +0200

Changed in vlc (Ubuntu):
status: New → Fix Released
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