[pulseaudio-tickets] [PulseAudio] #160: Server hangs when trying to resume OSS sink

[PulseAudio]

#160: Server hangs when trying to resume OSS sink
---------------------------+------------------------------------------------
  Reporter:  NickLangille  |       Owner:  lennart
      Type:  defect        |      Status:  new    
  Priority:  normal        |   Milestone:         
 Component:  daemon        |    Severity:  normal 
Resolution:                |    Keywords:         
---------------------------+------------------------------------------------
Comment (by NickLangille):

 Since filing this bug I've switched to ALSA, which doesn't have this
 problem. Here's the trace of the issue, anyway. This time it's with kernel
 2.6.24.3 and Pulse trunk.

 {{{
 Thread 3 (Thread 0xb70b2b90 (LWP 432)):
 #0  0xb7fd8410 in __kernel_vsyscall ()
 #1  0xb7d5f154 in ppoll () from /lib/libc.so.6
 #2  0xb7fb7d90 in pa_rtpoll_run (p=0x8078348, wait=true)
     at pulsecore/rtpoll.c:394
 #3  0xb70b43fb in thread_func (userdata=0x80777a0)
     at modules/module-null-sink.c:150
 #4  0xb7fbe270 in internal_thread_func (userdata=0x8079288)
     at pulsecore/thread-posix.c:73
 #5  0xb7de4125 in start_thread () from /lib/libpthread.so.0
 #6  0xb7d68a0e in clone () from /lib/libc.so.6

 Thread 2 (Thread 0xb78b6b90 (LWP 431)):
 #0  0xb7fd8410 in __kernel_vsyscall ()
 #1  0xb7de9de5 in sem_wait@@GLIBC_2.1 () from /lib/libpthread.so.0
 #2  0xb7fbeca3 in pa_semaphore_wait (s=0x8072a78)
     at pulsecore/semaphore-posix.c:65
 #3  0xb7fb4308 in pa_asyncmsgq_send (a=0x80742e8, object=0x8075ea8,
 code=2,
     userdata=0x8075f78, offset=0, chunk=0x0) at pulsecore/asyncmsgq.c:169
 #4  0xb7fa5d7f in pa_sink_get_volume (s=0x8075ea8) at pulsecore/sink.c:691
 #5  0xb78c65f6 in unsuspend (u=0x8074238) at modules/module-oss.c:603
 #6  0xb78c684e in sink_process_msg (o=0x8075ea8, code=7, data=0x3,
 offset=0,
     chunk=0xb78b61fc) at modules/module-oss.c:667
 #7  0xb7fb4a26 in pa_asyncmsgq_dispatch (object=0x8075ea8, code=7,
     userdata=0x3, offset=0, memchunk=0xb78b61fc) at
 pulsecore/asyncmsgq.c:300
 #8  0xb7fb8d9a in asyncmsgq_work (i=0x8074f20) at pulsecore/rtpoll.c:720
 #9  0xb7fb7b69 in pa_rtpoll_run (p=0x8074818, wait=true)
     at pulsecore/rtpoll.c:328
 #10 0xb78c7b55 in thread_func (userdata=0x8074238) at modules/module-
 oss.c:1103
 #11 0xb7fbe270 in internal_thread_func (userdata=0x8076958)
     at pulsecore/thread-posix.c:73
 #12 0xb7de4125 in start_thread () from /lib/libpthread.so.0
 #13 0xb7d68a0e in clone () from /lib/libc.so.6

 Thread 1 (Thread 0xb7c436d0 (LWP 428)):
 #0  0xb7fd8410 in __kernel_vsyscall ()
 #1  0xb7de9de5 in sem_wait@@GLIBC_2.1 () from /lib/libpthread.so.0
 #2  0xb7fbeca3 in pa_semaphore_wait (s=0x8076988)
     at pulsecore/semaphore-posix.c:65
 #3  0xb7fb4308 in pa_asyncmsgq_send (a=0x80742e8, object=0x8075ea8,
 code=7,
     userdata=0x3, offset=0, chunk=0x0) at pulsecore/asyncmsgq.c:169
 #4  0xb7fa3a64 in sink_set_state (s=0x8075ea8, state=PA_SINK_IDLE)
     at pulsecore/sink.c:167
 #5  0xb7fa46ef in pa_sink_suspend (s=0x8075ea8, suspend=false)
     at pulsecore/sink.c:323
 #6  0xb7fa6de5 in pa_sink_suspend_all (c=0x8071528, suspend=false)
     at pulsecore/sink.c:1019
 #7  0xb68aafa4 in command_suspend (pd=0x807dd10, command=70, tag=4,
     t=0x807e478, userdata=0x80729e8) at pulsecore/protocol-native.c:3046
 #8  0xb688e20a in pa_pdispatch_run (pd=0x807dd10, packet=0x8072a30,
     creds=0x8072b58, userdata=0x80729e8) at pulsecore/pdispatch.c:241
 #9  0xb68ab2a5 in pstream_packet_callback (p=0x8072a90, packet=0x8072a30,
     creds=0x8072b58, userdata=0x80729e8) at pulsecore/protocol-
 native.c:3105
 #10 0xb6895601 in do_read (p=0x8072a90) at pulsecore/pstream.c:818
 #11 0xb68935fc in do_something (p=0x8072a90) at pulsecore/pstream.c:186
 #12 0xb689381a in io_callback (io=0x8072988, userdata=0x8072a90)
     at pulsecore/pstream.c:215
 #13 0xb7f561bb in callback (m=0x8070bec, e=0x80729b8, fd=12,
     f=PA_IO_EVENT_INPUT, userdata=0x8072988) at pulsecore/iochannel.c:121
 #14 0xb7f78489 in dispatch_pollfds (m=0x8070ba8) at pulse/mainloop.c:679
 #15 0xb7f78e25 in pa_mainloop_dispatch (m=0x8070ba8) at
 pulse/mainloop.c:892
 #16 0xb7f78f44 in pa_mainloop_iterate (m=0x8070ba8, block=1,
 retval=0xbfbe819c)
     at pulse/mainloop.c:922
 #17 0xb7f78fae in pa_mainloop_run (m=0x8070ba8, retval=0xbfbe819c)
     at pulse/mainloop.c:937
 #18 0x0804ff64 in main (argc=3, argv=0xbfbe8274) at daemon/main.c:806
 }}}

-- 
Ticket URL: <http://pulseaudio.org/ticket/160#comment:2>
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