npviewer.bin crashed with SIGSEGV in pthread_mutex_lock()

[Per Ångström]

Binary package hint: nspluginwrapper

I had started viewing a Flash animation in Firefox.

ProblemType: Crash
Architecture: amd64
CrashCounter: 1
DistroRelease: Ubuntu 9.04
ExecutablePath: /usr/lib/nspluginwrapper/i386/linux/npviewer.bin
NonfreeKernelModules: nvidia
Package: nspluginwrapper 1.2.2-0ubuntu2
ProcCmdline: /usr/lib/nspluginwrapper/i386/linux/npviewer.bin --plugin /usr/lib/browser-plugins/libflashplayer.so --connection /org/wrapper/NSPlugins/libflashplayer.so/23316-5
Signal: 11
SourcePackage: nspluginwrapper
StacktraceTop:
 pthread_mutex_lock () from /lib32/libpthread.so.0
 ?? () from /usr/lib/browser-plugins/libflashplayer.so
 ?? () from /usr/lib/browser-plugins/libflashplayer.so
 ?? () from /usr/lib/browser-plugins/libflashplayer.so
 ?? () from /usr/lib/browser-plugins/libflashplayer.so
Title: npviewer.bin crashed with SIGSEGV in pthread_mutex_lock()
Uname: Linux 2.6.28-11-generic x86_64
UserGroups: adm admin audio cdrom dialout lpadmin plugdev sambashare

[Per Ångström (autark)]

One thing that strikes me as weird is the fact that I seem to be running the 32-bit npviewer.bin, although this is a 64-bit system with 64-bit Firefox and 64-bit Flash.

[Apport retracing service (apport)]

StacktraceTop:pthread_mutex_lock () from /lib32/libpthread.so.0
?? ()
?? ()
?? ()
?? ()

[Pedro Villavicencio (pedro)]

Thanks for your bug report. Please try to obtain a backtrace http://wiki.ubuntu.com/DebuggingProgramCrash and attach the file to the bug report. This will greatly help us in tracking down your problem.

[Pedro Villavicencio (pedro)]

We are closing this bug report because it lacks the information we need to investigate the problem, as described in the previous comments. Please reopen it if you can give us the missing information, and don't hesitate to submit bug reports in the future. To reopen the bug report you can click on the current status, under the Status column, and change the Status back to New. Thanks again!.