. Thread 3 (process 7397): #0 0x00007fd2dba20b1e in __lll_lock_wait_private () from /lib/libc.so.6 #1 0x00007fd2db9abb25 in _L_lock_4802 () from /lib/libc.so.6 #2 0x00007fd2db9a7f7b in free () from /lib/libc.so.6 #3 0x00007fd2d8b3355b in pa_pdispatch_run (pd=0x13a2250, packet=, creds=0x13a5130, userdata=0x13903a0) at pulsecore/pdispatch.c:253 tag = 65 command = 2 ts = ret = 0 __func__ = "pa_pdispatch_run" __PRETTY_FUNCTION__ = "pa_pdispatch_run" #4 0x00007fd2d8b0f93f in pstream_packet_callback (p=, packet=0x135a480, creds=0x13a5130, userdata=0x13903a0) at pulse/context.c:306 __func__ = "pstream_packet_callback" __PRETTY_FUNCTION__ = "pstream_packet_callback" #5 0x00007fd2d8b350ba in do_something (p=0x13a4fe0) at pulsecore/pstream.c:818 __func__ = "do_something" __PRETTY_FUNCTION__ = "do_something" #6 0x00007fd2d8b1766d in pa_mainloop_dispatch (m=0x1390000) at pulse/mainloop.c:679 dispatched = 0 __func__ = "pa_mainloop_dispatch" __PRETTY_FUNCTION__ = "pa_mainloop_dispatch" #7 0x00007fd2d8b178f6 in pa_mainloop_iterate (m=0x1390000, block=, retval=0x0) at pulse/mainloop.c:922 r = __func__ = "pa_mainloop_iterate" __PRETTY_FUNCTION__ = "pa_mainloop_iterate" #8 0x00007fd2d8b179b0 in pa_mainloop_run (m=0x1390000, retval=0x0) at pulse/mainloop.c:937 r = #9 0x00007fd2d8b21d6d in thread (userdata=0x138ffc0) at pulse/thread-mainloop.c:91 mask = {__val = {18446744067267100671, 18446744073709551615 }} #10 0x00007fd2d8b3e400 in internal_thread_func (userdata=0x1390590) at pulsecore/thread-posix.c:73 __func__ = "internal_thread_func" __PRETTY_FUNCTION__ = "internal_thread_func" #11 0x00007fd2dbca53ea in start_thread () from /lib/libpthread.so.0 #12 0x00007fd2dba12c6d in clone () from /lib/libc.so.6 #13 0x0000000000000000 in ?? () . Thread 2 (process 7398): #0 0x00007fd2dbcae537 in __pthread_mutex_cond_lock () from /lib/libpthread.so.0 #1 0x00007fd2dbca9374 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0 #2 0x00007fd2d8b2180b in pa_threaded_mainloop_wait (m=0x138ffc0) at pulse/thread-mainloop.c:200 __func__ = "pa_threaded_mainloop_wait" __PRETTY_FUNCTION__ = "pa_threaded_mainloop_wait" #3 0x00007fd2d8d58352 in pulse_wait_operation (p=0x1390320, o=0x13a4df0) at pulse.c:93 err = __PRETTY_FUNCTION__ = "pulse_wait_operation" #4 0x00007fd2d8d57663 in pulse_stop (io=) at pcm_pulse.c:206 pcm = (snd_pcm_pulse_t *) 0x139f9a0 o = u = err = 0 err_o = err_u = __PRETTY_FUNCTION__ = "pulse_stop" #5 0x00007fd2d8feb037 in snd_pcm_ioplug_drop (pcm=0x13a61d0) at pcm_ioplug.c:464 io = (ioplug_priv_t *) 0x13a5240 #6 0x00007fd2d8fac6f6 in snd_pcm_close (pcm=0x1390100) at pcm.c:688 res = err = __PRETTY_FUNCTION__ = "snd_pcm_close" #7 0x00007fd2d923d071 in outstanding_free (o=0x135a430) at alsa.c:78 __PRETTY_FUNCTION__ = "outstanding_free" #8 0x00007fd2d923d631 in thread_func (userdata=) at alsa.c:411 out = (struct outstanding *) 0x135a430 ret = 0 data = (void *) 0x13a7230 d = fs = 4 data_size = 16384 nbytes = 0 pfd = (struct pollfd *) 0x139fd90 n_pfd = 2 p = (struct private *) 0x135a3e0 __PRETTY_FUNCTION__ = "thread_func" #9 0x00007fd2dbca53ea in start_thread () from /lib/libpthread.so.0 #10 0x00007fd2dba12c6d in clone () from /lib/libc.so.6 #11 0x0000000000000000 in ?? () . Thread 1 (process 7388): #0 0x00007fd2db9a7988 in _int_free () from /lib/libc.so.6 #1 0x00007fd2db9a7f86 in free () from /lib/libc.so.6 #2 0x00007fd2d8b0bddf in __do_global_dtors_aux () from /usr/lib/libpulse.so.0 No locals. #3 0x0000000000400e10 in g_option_context_set_help_enabled@plt () No locals. #4 0x00007fffe8b7f420 in ?? () #5 0x00007fd2d8b3ecc1 in _fini () from /usr/lib/libpulse.so.0 No locals. #6 0x000000000000003f in ?? () #7 0x00007fd2e09710e4 in ?? () #8 0x00007fd2e0b7f000 in ?? () #9 0x00007fd2e0b7f580 in ?? () #10 0x00007fd2e0b7e9b0 in ?? () #11 0x0000000001358be0 in ?? () #12 0x00007fd2e0b7e4e0 in ?? () #13 0x00000000013cfad0 in ?? () #14 0x00007fd2e0b7c000 in ?? () #15 0x00007fd2e0b7c4d0 in ?? () #16 0x00007fd2e0b7c9a0 in ?? () #17 0x00007fd2e0b7b9a0 in ?? () #18 0x00007fd2e0b7b000 in ?? () #19 0x00007fd2e0b7b4d0 in ?? () #20 0x00007fd2e0b7a000 in ?? () #21 0x00007fd2e0b7a4c0 in ?? () #22 0x00007fd2e0b7a978 in ?? () #23 0x00007fd2e0b79000 in ?? () #24 0x00007fd2e0b794d8 in ?? () #25 0x000000000139ff00 in ?? () #26 0x00007fd2e0b5e980 in ?? () #27 0x00007fd2e0b5d000 in ?? () #28 0x00007fd2e0b78000 in ?? () #29 0x00007fd2e0b60b58 in ?? () #30 0x00007fd2e0b5f040 in ?? () #31 0x00007fd2e0b5f500 in ?? () #32 0x00007fd2e0b5e000 in ?? () #33 0x00007fd2e0b5e4c8 in ?? () #34 0x00007fd2e0b5fb10 in ?? () #35 0x00000000013a03b0 in ?? () #36 0x00007fd2e0b784c0 in ?? () #37 0x00007fd2e0b5c9f8 in ?? () #38 0x00007fd2e0b799a0 in ?? () #39 0x00007fd2e0b78980 in ?? () #40 0x00007fd2e0b77000 in ?? () #41 0x00007fd2e0b76000 in ?? () #42 0x00007fd2e0b774d0 in ?? () #43 0x00007fd2e0b77998 in ?? () #44 0x00007fd2e0b764d0 in ?? () #45 0x00007fd2e0b769a0 in ?? () #46 0x00007fd2e0b75000 in ?? () #47 0x00000000013590b0 in ?? () #48 0x00007fd2e0b754c0 in ?? () #49 0x00007fd2e0b75978 in ?? () #50 0x00007fd2e0b62000 in ?? () #51 0x00007fd2e0b624c8 in ?? () #52 0x00007fd2e0b62980 in ?? () #53 0x00007fd2e0b61000 in ?? () #54 0x00007fd2e0b5d888 in ?? () #55 0x00007fd2e0b614b0 in ?? () #56 0x00007fd2e0b61958 in ?? () #57 0x00007fd2e0b5b040 in ?? () #58 0x00007fd2e0b60000 in ?? () #59 0x00007fd2e0b5c000 in ?? () #60 0x00007fd2e0b5c4b8 in ?? () #61 0x00007fd2e0b5b670 in ?? () #62 0x000000000133b840 in ?? () #63 0x000000000133c250 in ?? () #64 0x000000000133bce0 in ?? () #65 0x000000000133c720 in ?? () #66 0x00000000013a0840 in ?? () #67 0x00000000013a0cd0 in ?? () #68 0x00000000013a1160 in ?? () #69 0x00007fd2e0b604b0 in ?? () #70 0x00007fd2e0b81528 in ?? () #71 0x0000000000000000 in ?? ()