Public bug reported: Binary package hint: mythtv
Myth frontend crashes when switching channels when watching live TV. The
backend is located on another computer running ubuntu 9.04 with
mythbuntu ppa. The frontend is mythtv from standard ubuntu karmic.
Linux deneb 2.6.31-14-generic #48-Ubuntu SMP Fri Oct 16 14:04:26 UTC
2009 i686 GNU/Linux
Description: Ubuntu 9.10
Release: 9.10
mythtv-backend is from mythbuntu 9.04 repo;
0.22.0+fixes22797-0ubuntu0+mythbuntu2
mythtv-frontend is from standard ubuntu karmic:
Installed: 0.22.0+fixes22594-0ubuntu1
Candidate: 0.22.0+fixes22594-0ubuntu1
Version table:
*** 0.22.0+fixes22594-0ubuntu1 0
500 http://se.archive.ubuntu.com karmic/multiverse Packages
100 /var/lib/dpkg/status
This is the output from mythfrontend when it is crashing:
2009-11-14 12:24:36.481 Opening ALSA audio device 'default'.
2009-11-14 12:24:36.515 ALSA, Warning: mmap not available, attempting to fall
back to slow writes.
2009-11-14 12:24:36.537 Mixer unable to find control PCM
2009-11-14 12:24:36.537 Mixer unable to find control PCM
2009-11-14 12:24:36.537 Mixer unable to find control PCM
2009-11-14 12:24:36.537 Mixer unable to find control PCM
2009-11-14 12:24:36.539 Mixer unable to find control PCM
2009-11-14 12:24:36.539 Mixer unable to find control PCM
2009-11-14 12:24:36.539 Mixer unable to find control PCM
2009-11-14 12:24:36.539 Mixer unable to find control PCM
2009-11-14 12:24:36.539 Mixer unable to find control PCM
2009-11-14 12:24:36.544 NVP(0): Enabling Audio
*** glibc detected *** /usr/bin/mythfrontend.real: corrupted double-linked
list: 0x00007f706c203a80 ***
======= Backtrace: =========
/lib/libc.so.6[0x7f7081d9ddd6]
/lib/libc.so.6[0x7f7081d9f8a2]
/lib/libc.so.6(cfree+0x6c)[0x7f7081da270c]
/usr/lib/libmythavformat-0.22.so.0(av_close_input_stream+0x98)[0x7f7089fe1fc8]
/usr/lib/libmythtv-0.22.so.0(_ZN15AvFormatDecoder12CloseContextEv+0x4f)[0x7f708a7de3af]
/usr/lib/libmythtv-0.22.so.0(_ZN15AvFormatDecoderD0Ev+0x137)[0x7f708a7de517]
/usr/lib/libmythtv-0.22.so.0(_ZN17NuppelVideoPlayer10SetDecoderEP11DecoderBase+0x4b)[0x7f708a777e7b]
/usr/lib/libmythtv-0.22.so.0(_ZN17NuppelVideoPlayerD0Ev+0x12d)[0x7f708a79072d]
/usr/lib/libmythtv-0.22.so.0(_ZN13PlayerContext6SetNVPEP17NuppelVideoPlayer+0x63)[0x7f708a7bf523]
/usr/lib/libmythtv-0.22.so.0(_ZN2TV11SwitchCardsEP13PlayerContextj7QStringj+0x64c)[0x7f708a73ea3c]
/usr/lib/libmythtv-0.22.so.0(_ZN2TV12SwitchInputsEP13PlayerContextj+0x2db)[0x7f708a7470bb]
/usr/lib/libmythtv-0.22.so.0(_ZN2TV10timerEventEP11QTimerEvent+0x255b)[0x7f708a762b4b]
/usr/lib/libQtCore.so.4(_ZN7QObject5eventEP6QEvent+0xb3)[0x7f7082995d83]
/usr/lib/libQtGui.so.4(_ZN19QApplicationPrivate13notify_helperEP7QObjectP6QEvent+0xac)[0x7f7083134efc]
/usr/lib/libQtGui.so.4(_ZN12QApplication6notifyEP7QObjectP6QEvent+0x37e)[0x7f708313c1ce]
/usr/lib/libQtCore.so.4(_ZN16QCoreApplication14notifyInternalEP7QObjectP6QEvent+0x8c)[0x7f7082986c2c]
/usr/lib/libQtCore.so.4[0x7f70829b1862]
/usr/lib/libQtCore.so.4[0x7f70829af25d]
/lib/libglib-2.0.so.0(g_main_context_dispatch+0x22e)[0x7f707d224bbe]
/lib/libglib-2.0.so.0[0x7f707d228588]
/lib/libglib-2.0.so.0(g_main_context_iteration+0x80)[0x7f707d2286b0]
/usr/lib/libQtCore.so.4(_ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE+0x66)[0x7f70829af1a6]
/usr/lib/libQtGui.so.4[0x7f70831c94be]
/usr/lib/libQtCore.so.4(_ZN16QCoreApplication13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE+0x2f)[0x7f7082987c1f]
/usr/lib/libmythtv-0.22.so.0(_ZN2TV7StartTVEP11ProgramInfobbb+0x8f8)[0x7f708a750e08]
/usr/bin/mythfrontend.real[0x42d32f]
/usr/lib/libmythui-0.22.so.0(_ZN14MythThemedMenu12handleActionERK7QStringS2_+0x991)[0x7f70886c06f1]
/usr/lib/libmythui-0.22.so.0(_ZN14MythThemedMenu12buttonActionEP20MythUIButtonListItemb+0x1fe)[0x7f70886c0dce]
/usr/lib/libmythui-0.22.so.0(_ZN14MythThemedMenu11qt_metacallEN11QMetaObject4CallEiPPv+0x85)[0x7f708873c3a5]
/usr/lib/libQtCore.so.4(_ZN11QMetaObject8activateEP7QObjectiiPPv+0x25c)[0x7f708299bddc]
/usr/lib/libmythui-0.22.so.0(_ZN16MythUIButtonList11itemClickedEP20MythUIButtonListItem+0x32)[0x7f708873d7a2]
/usr/lib/libmythui-0.22.so.0(_ZN16MythUIButtonList13keyPressEventEP9QKeyEvent+0x5a4)[0x7f70886dbdd4]
/usr/lib/libmythui-0.22.so.0(_ZN14MythThemedMenu13keyPressEventEP9QKeyEvent+0x5c)[0x7f70886c10dc]
/usr/lib/libmythui-0.22.so.0(_ZN14MythMainWindow11eventFilterEP7QObjectP6QEvent+0x6c6)[0x7f70886562e6]
/usr/lib/libQtCore.so.4(_ZN23QCoreApplicationPrivate29sendThroughObjectEventFiltersEP7QObjectP6QEvent+0x87)[0x7f7082985f47]
/usr/lib/libQtGui.so.4(_ZN19QApplicationPrivate13notify_helperEP7QObjectP6QEvent+0x7c)[0x7f7083134ecc]
/usr/lib/libQtGui.so.4(_ZN12QApplication6notifyEP7QObjectP6QEvent+0xe93)[0x7f708313cce3]
/usr/lib/libQtCore.so.4(_ZN16QCoreApplication14notifyInternalEP7QObjectP6QEvent+0x8c)[0x7f7082986c2c]
/usr/lib/libQtGui.so.4[0x7f70831c5dfa]
/usr/lib/libQtGui.so.4[0x7f70831c8370]
/usr/lib/libQtGui.so.4(_ZN12QApplication15x11ProcessEventEP7_XEvent+0xb33)[0x7f70831a0493]
/usr/lib/libQtGui.so.4[0x7f70831c9d0c]
/lib/libglib-2.0.so.0(g_main_context_dispatch+0x22e)[0x7f707d224bbe]
/lib/libglib-2.0.so.0[0x7f707d228588]
/lib/libglib-2.0.so.0(g_main_context_iteration+0x80)[0x7f707d2286b0]
/usr/lib/libQtCore.so.4(_ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE+0x66)[0x7f70829af1a6]
/usr/lib/libQtGui.so.4[0x7f70831c94be]
/usr/lib/libQtCore.so.4(_ZN10QEventLoop13processEventsE6QFlagsINS_17ProcessEventsFlagEE+0x32)[0x7f7082985532]
/usr/lib/libQtCore.so.4(_ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE+0xd4)[0x7f7082985904]
/usr/lib/libQtCore.so.4(_ZN16QCoreApplication4execEv+0xb9)[0x7f7082987ab9]
/usr/bin/mythfrontend.real[0x42ce25]
/lib/libc.so.6(__libc_start_main+0xfd)[0x7f7081d46abd]
/usr/bin/mythfrontend.real[0x41f579]
======= Memory map: ========
00400000-0061e000 r-xp 00000000 08:06 3284891
/usr/bin/mythfrontend.real
0081e000-0081f000 r--p 0021e000 08:06 3284891
/usr/bin/mythfrontend.real
0081f000-00821000 rw-p 0021f000 08:06 3284891
/usr/bin/mythfrontend.real
00821000-00824000 rw-p 00000000 00:00 0
00b96000-0513b000 rw-p 00000000 00:00 0 [heap]
41d0c000-41d0e000 rwxp 00000000 00:0f 1931
/dev/zero
7f704d524000-7f704d525000 ---p 00000000 00:00 0
7f704d525000-7f704dd25000 rw-p 00000000 00:00 0
7f704dd25000-7f704dd26000 ---p 00000000 00:00 0
7f704dd26000-7f704e526000 rw-p 00000000 00:00 0
7f7052527000-7f705252c000 r-xp 00000000 08:06 3394298
/usr/lib/alsa-lib/libasound_module_ctl_pulse.so
7f705252c000-7f705272b000 ---p 00005000 08:06 3394298
/usr/lib/alsa-lib/libasound_module_ctl_pulse.so
7f705272b000-7f705272c000 r--p 00004000 08:06 3394298
/usr/lib/alsa-lib/libasound_module_ctl_pulse.so
7f705272c000-7f705272d000 rw-p 00005000 08:06 3394298
/usr/lib/alsa-lib/libasound_module_ctl_pulse.so
7f705272d000-7f705272e000 ---p 00000000 00:00 0
7f705272e000-7f7052f2e000 rw-p 00000000 00:00 0
7f7056f2f000-7f7056f34000 r-xp 00000000 08:06 3394299
/usr/lib/alsa-lib/libasound_module_pcm_pulse.so
7f7056f34000-7f7057134000 ---p 00005000 08:06 3394299
/usr/lib/alsa-lib/libasound_module_pcm_pulse.so
7f7057134000-7f7057135000 r--p 00005000 08:06 3394299
/usr/lib/alsa-lib/libasound_module_pcm_pulse.so
7f7057135000-7f7057136000 rw-p 00006000 08:06 3394299
/usr/lib/alsa-lib/libasound_module_pcm_pulse.so
7f7057136000-7f7057137000 ---p 00000000 00:00 0
7f7057137000-7f7057937000 rw-p 00000000 00:00 0
7f705abdd000-7f705abde000 ---p 00000000 00:00 0
7f705abde000-7f705b3de000 rw-p 00000000 00:00 0
7f705b3de000-7f705b3e2000 r-xp 00000000 08:06 3145910
/usr/lib/mythtv/filters/libyadif.so
7f705b3e2000-7f705b5e1000 ---p 00004000 08:06 3145910
/usr/lib/mythtv/filters/libyadif.so
7f705b5e1000-7f705b5e2000 r--p 00003000 08:06 3145910
/usr/lib/mythtv/filters/libyadif.so
7f705b5e2000-7f705b5e3000 rw-p 00004000 08:06 3145910
/usr/lib/mythtv/filters/libyadif.so
7f705b5e3000-7f705b5e5000 r-xp 00000000 08:06 3145771
/usr/lib/mythtv/filters/libquickdnr.so
7f705b5e5000-7f705b7e4000 ---p 00002000 08:06 3145771
/usr/lib/mythtv/filters/libquickdnr.so
7f705b7e4000-7f705b7e5000 r--p 00001000 08:06 3145771
/usr/lib/mythtv/filters/libquickdnr.soAborted
** Affects: mythtv (Ubuntu)
Importance: Undecided
Status: New
--
Mythfrontend crashes in av_close_input_stream when switching channels watching
live TV
https://bugs.launchpad.net/bugs/482595
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