Bug 448095

Summary: Random crash in QPulseAudio::Server::update() when using pipewire instead of pulseaudio
Product: [Plasma] plasma-pa Reporter: Uladzislau Chyzh <vcprocles>
Component: generalAssignee: David Rosca <nowrep>
Status: RESOLVED DUPLICATE    
Severity: crash CC: nate, nicolas.fella, plasma-bugs
Priority: NOR Keywords: drkonqi
Version: 5.23.4   
Target Milestone: ---   
Platform: openSUSE   
OS: Linux   
Latest Commit: Version Fixed In:

Description Uladzislau Chyzh 2022-01-07 22:27:26 UTC
Application: plasmashell (5.23.4)

Qt Version: 5.15.2
Frameworks Version: 5.89.0
Operating System: Linux 5.15.12-1-default x86_64
Windowing System: X11
Distribution: "openSUSE Tumbleweed"
DrKonqi: 5.23.4 [KCrashBackend]

-- Information about the crash:
- What I was doing when the application crashed:

Put the computer to sleep, then woke it up.
Before i did some tinkering in Helvum, maybe that confused Plasma volume control widget.

- Custom settings of the application:

pipewire instead of pulseaudio

The reporter is unsure if this crash is reproducible.

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault
Content of s_kcrashErrorMessage: std::unique_ptr<char []> = {get() = <optimized out>}
[KCrash Handler]
#6  0x00007f8209aba45d in QPulseAudio::Server::update (info=<optimized out>, this=<optimized out>) at /usr/src/debug/plasma5-pa-5.23.4-1.2.x86_64/src/server.cpp:66
#7  QPulseAudio::Context::serverCallback (info=<optimized out>, this=<optimized out>) at /usr/src/debug/plasma5-pa-5.23.4-1.2.x86_64/src/context.cpp:506
#8  QPulseAudio::server_cb (context=0x55804b564840, info=0x0, data=0x55804b589570) at /usr/src/debug/plasma5-pa-5.23.4-1.2.x86_64/src/context.cpp:150
#9  0x00007f8209a434b5 in context_get_server_info_callback (pd=pd@entry=0x55804ba20340, command=command@entry=1, tag=tag@entry=10, t=t@entry=0x0, userdata=userdata@entry=0x55804cc336b0) at ../src/pulse/introspect.c:122
#10 0x00007f82099e95f3 in run_action (pd=0x55804ba20340, r=0x55804b3de3f0, command=1, ts=0x0) at ../src/pulsecore/pdispatch.c:291
#11 0x00007f8209a8676f in dispatch_func (source=source@entry=0x55804b572f10, callback=<optimized out>, userdata=<optimized out>) at ../src/pulse/glib-mainloop.c:574
#12 0x00007f8256102d9f in g_main_dispatch (context=0x7f824c005000) at ../glib/gmain.c:3381
#13 g_main_context_dispatch (context=0x7f824c005000) at ../glib/gmain.c:4099
#14 0x00007f8256103128 in g_main_context_iterate (context=context@entry=0x7f824c005000, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../glib/gmain.c:4175
#15 0x00007f82561031df in g_main_context_iteration (context=0x7f824c005000, may_block=1) at ../glib/gmain.c:4240
#16 0x00007f8257e49204 in QEventDispatcherGlib::processEvents (this=0x55804a234ef0, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#17 0x00007f8257df072b in QEventLoop::exec (this=this@entry=0x7fffb021b1a0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:69
#18 0x00007f8257df8a10 in QCoreApplication::exec () at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#19 0x00007f825824219c in QGuiApplication::exec () at kernel/qguiapplication.cpp:1867
#20 0x00007f8258b8d9f5 in QApplication::exec () at kernel/qapplication.cpp:2824
#21 0x0000558049e3e366 in main (argc=<optimized out>, argv=<optimized out>) at /usr/src/debug/plasma5-workspace-5.23.4-1.3.x86_64/shell/main.cpp:238
[Inferior 1 (process 10596) detached]

Possible duplicates by query: bug 382770, bug 382416, bug 372617, bug 371215.

Reported using DrKonqi
Comment 1 Nicolas Fella 2022-01-07 23:01:08 UTC
backtrace looks similar to https://bugs.kde.org/show_bug.cgi?id=437272
Comment 2 Nate Graham 2022-01-13 04:28:54 UTC
Enough to be a dupe, I think.

*** This bug has been marked as a duplicate of bug 437272 ***