Bug 242678

Summary:	KMix crashes with a Skype sound [assert, libasound, Mixer_ALSA::prepareUpdateFromHW, Mixer_Backend::readSetFromHW]
Product:	[Applications] kmix	Reporter:	Kevin <kjslag>
Component:	general	Assignee:	Christian Esken <esken>
Status:	RESOLVED DUPLICATE
Severity:	crash	CC:	andresbajotierra, chrschmitt, usermustdie07, valdikss
Priority:	NOR
Version:	3.6
Target Milestone:	---
Platform:	Arch Linux
OS:	Linux
Latest Commit:		Version Fixed In:
Sentry Crash Report:

Description Kevin 2010-06-24 13:36:52 UTC

Application: kmix (3.6)
KDE Platform Version: 4.4.4 (KDE 4.4.4)
Qt Version: 4.6.3
Operating System: Linux 2.6.34-ice x86_64
Distribution (Platform): Archlinux Packages

-- Information about the crash:
Skype made a sound when a friend added me as a friend and a sound was probably attempted.

 -- Backtrace:
Application: KMix (kdeinit4), signal: Aborted
[KCrash Handler]
#5  0x00007fea15ab1565 in raise () from /lib/libc.so.6
#6  0x00007fea15ab29e6 in abort () from /lib/libc.so.6
#7  0x00007fea15aaa145 in __assert_fail () from /lib/libc.so.6
#8  0x00007fea0b99d67b in snd_hctl_handle_events () from /usr/lib/libasound.so.2
#9  0x00007fea0b9a7649 in snd_mixer_handle_events () from /usr/lib/libasound.so.2
#10 0x00007fea0bc7b389 in Mixer_ALSA::prepareUpdateFromHW() () from /usr/lib/libkdeinit4_kmix.so
#11 0x00007fea0bc848d7 in Mixer_Backend::readSetFromHW() () from /usr/lib/libkdeinit4_kmix.so
#12 0x00007fea0bc848b6 in Mixer_Backend::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/libkdeinit4_kmix.so
#13 0x00007fea170cad9f in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib/libQtCore.so.4
#14 0x00007fea17110a4e in QSocketNotifier::activated(int) () from /usr/lib/libQtCore.so.4
#15 0x00007fea170cf97b in QSocketNotifier::event(QEvent*) () from /usr/lib/libQtCore.so.4
#16 0x00007fea16292854 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#17 0x00007fea1629693a in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#18 0x00007fea175d4f66 in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#19 0x00007fea170b6d3c in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#20 0x00007fea170df239 in ?? () from /usr/lib/libQtCore.so.4
#21 0x00007fea12762b33 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#22 0x00007fea12763310 in g_main_context_iterate () from /usr/lib/libglib-2.0.so.0
#23 0x00007fea127635ad in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#24 0x00007fea170df82f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#25 0x00007fea1633237e in ?? () from /usr/lib/libQtGui.so.4
#26 0x00007fea170b6122 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#27 0x00007fea170b635c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#28 0x00007fea170ba76b in QCoreApplication::exec() () from /usr/lib/libQtCore.so.4
#29 0x00007fea0bc6a832 in kdemain () from /usr/lib/libkdeinit4_kmix.so
#30 0x0000000000406693 in _start ()

Possible duplicates by query: bug 234049, bug 215581, bug 214884, bug 213862, bug 212892.

Reported using DrKonqi

Comment 1 Dario Andres 2010-11-15 15:47:39 UTC

[Bug triager comment]
This issue looks very similar to the one on bug 209975, but as the situation is different (crash on startup vs crash on skype sound) we are keeping them as separate issues.
Thanks

Additionally, bug 252013 contains a full backtrace:

[KCrash Handler]
#6  0x002b6422 in __kernel_vsyscall ()
#7  0x03040651 in *__GI_raise (sig=6) at
../nptl/sysdeps/unix/sysv/linux/raise.c:64
#8  0x03043a82 in *__GI_abort () at abort.c:92
#9  0x03039718 in *__GI___assert_fail (assertion=0x81f8c78 "elem",
file=0x81f8c40 "hcontrol.c", line=764, function=0x81f8f1c
"snd_hctl_handle_event") at assert.c:81
#10 0x08166186 in snd_hctl_handle_event () from /usr/lib/libasound.so.2
#11 0x08166271 in snd_hctl_handle_events () from /usr/lib/libasound.so.2
#12 0x08173374 in snd_mixer_handle_events () from /usr/lib/libasound.so.2
#13 0x06a9bc8d in Mixer_ALSA::prepareUpdateFromHW (this=0xa009918) at
../../kmix/mixer_alsa9.cpp:570
#14 0x06aa3f9f in Mixer_Backend::readSetFromHW (this=0xa009918) at
../../kmix/mixer_backend.cpp:103
...

Comment 2 Dario Andres 2010-11-15 15:47:40 UTC

*** Bug 252013 has been marked as a duplicate of this bug. ***

Comment 3 Olivier Trichet 2011-08-05 15:27:03 UTC

*** Bug 279271 has been marked as a duplicate of this bug. ***

Comment 4 Olivier Trichet 2011-08-05 15:27:33 UTC

*** Bug 279308 has been marked as a duplicate of this bug. ***

Comment 5 Christian Esken 2011-09-09 19:23:49 UTC

This looks very much like Bug 209975. I'll mark this one as duplicate.

*** This bug has been marked as a duplicate of bug 209975 ***