Public bug reported:
Binary package hint: mythtv
When trying to play any recorded programs, mythfrontend crashes.
Using the nvidia driver 195.36.15. Worked fine on Karmic before
upgrading to Lucid.
ProblemType: Crash
Architecture: amd64
CrashCounter: 1
Date: Sat Mar 20 13:00:14 2010
DistroRelease: Ubuntu 10.04
ExecutablePath: /usr/bin/mythfrontend.real
Installed_mythplugins-dbg: 0.0
Installed_mythtv-dbg: 0.0
NonfreeKernelModules: nvidia
Package: mythtv-frontend 0.23.0~trunk23623-0ubuntu1
ProcCmdline: /usr/bin/mythfrontend.real -v playback
ProcEnviron:
SHELL=/bin/bash
PATH=(custom, user)
LANG=en_CA.UTF-8
ProcVersionSignature: Ubuntu 2.6.32-16.25-generic
SegvAnalysis:
Segfault happened at: 0x7fb6120b78dc <_ZN6QMutex4lockEv+12>: cmpb
$0x0,(%rdx)
PC (0x7fb6120b78dc) ok
source "$0x0" ok
destination "(%rdx)" (0x00000001) not located in a known VMA region (needed
writable region)!
SegvReason: writing NULL VMA
Signal: 11
SourcePackage: mythtv
StacktraceTop:
QMutex::lock() () from /usr/lib/libQtCore.so.4
NuppelDecoder::NuppelDecoder(NuppelVideoPlayer*, ProgramInfo const&) () from
/usr/lib/libmythtv-0.23.so.0
NuppelVideoPlayer::OpenFile(bool, unsigned int, bool) () from
/usr/lib/libmythtv-0.23.so.0
PlayerContext::CreateNVP(TV*, QWidget*, TVState, unsigned long, QRect const*,
bool) () from /usr/lib/libmythtv-0.23.so.0
TV::StartPlayer(PlayerContext*, PlayerContext*, TVState) () from
/usr/lib/libmythtv-0.23.so.0
Title: mythfrontend.real crashed with SIGSEGV in QMutex::lock()
Uname: Linux 2.6.32-16-generic x86_64
UserGroups: audio cdrom floppy fuse games mythtv plugdev video
XsessionErrors:
(polkit-gnome-authentication-agent-1:3900): GLib-CRITICAL **:
g_once_init_leave: assertion `initialization_value != 0' failed
(gnome-terminal:4373): Gtk-CRITICAL **: gtk_accel_map_unlock_path: assertion
`entry != NULL && entry->lock_count > 0' failed
(gnome-terminal:8485): Gtk-CRITICAL **: gtk_accel_map_unlock_path: assertion
`entry != NULL && entry->lock_count > 0' failed
** Affects: mythtv (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-crash lucid
--
mythfrontend.real crashed with SIGSEGV in QMutex::lock()
https://bugs.launchpad.net/bugs/542787
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