pulseaudio

D: [pulseaudio] module-intended-roles.c: Not setting device for stream Peak detect, because already set.
D: [pulseaudio] module-suspend-on-idle.c: Sink alsa_output.pci-0000_00_1b.0.analog-stereo becomes busy.
D: [pulseaudio] resampler.c: Channel matrix:
D: [pulseaudio] resampler.c:        I00   I01
D: [pulseaudio] resampler.c:     +------------
D: [pulseaudio] resampler.c: O00 | 1.000 1.000
I: [pulseaudio] remap.c: Using generic matrix remapping
I: [pulseaudio] resampler.c: Using resampler 'peaks'
I: [pulseaudio] resampler.c: Using float32le as working format.
D: [pulseaudio] memblockq.c: memblockq requested: maxlength=33554432, tlength=0, base=4, prebuf=0, minreq=1 maxrewind=0
D: [pulseaudio] memblockq.c: memblockq sanitized: maxlength=33554432, tlength=33554432, base=4, prebuf=0, minreq=4 maxrewind=0
I: [pulseaudio] source-output.c: Created output 221 "Peak detect" on alsa_output.pci-0000_00_1b.0.analog-stereo.monitor with sample spec float32le 1ch 25Hz and channel map mono
I: [pulseaudio] source-output.c:     media.name = "Peak detect"
I: [pulseaudio] source-output.c:     application.name = "PulseAudio Volume Control"
I: [pulseaudio] source-output.c:     native-protocol.peer = "UNIX socket client"
I: [pulseaudio] source-output.c:     native-protocol.version = "23"
I: [pulseaudio] source-output.c:     application.id = "org.PulseAudio.pavucontrol"
I: [pulseaudio] source-output.c:     application.icon_name = "audio-card"
I: [pulseaudio] source-output.c:     application.version = "1.0"
I: [pulseaudio] source-output.c:     application.process.id = "4875"
I: [pulseaudio] source-output.c:     application.process.user = "jshsu"
I: [pulseaudio] source-output.c:     application.process.host = "onibaku"
I: [pulseaudio] source-output.c:     application.process.binary = "pavucontrol"
I: [pulseaudio] source-output.c:     application.language = "en_US.UTF-8"
I: [pulseaudio] source-output.c:     window.x11.display = ":0"
I: [pulseaudio] source-output.c:     application.process.machine_id = "0bd99accd78caab37a4067b10000223f"
I: [pulseaudio] source-output.c:     application.process.session_id = "0bd99accd78caab37a4067b10000223f-1332122559.999156-1774741105"
I: [pulseaudio] source-output.c:     module-stream-restore.id = "source-output-by-application-id:org.PulseAudio.pavucontrol"
D: [pulseaudio] memblockq.c: memblockq requested: maxlength=4194304, tlength=0, base=4, prebuf=1, minreq=0 maxrewind=0
D: [pulseaudio] memblockq.c: memblockq sanitized: maxlength=4194304, tlength=4194304, base=4, prebuf=4, minreq=4 maxrewind=0
I: [pulseaudio] protocol-native.c: Final latency 179.95 ms = 80.00 ms + 99.95 ms
D: [pulseaudio] protocol-dbus.c: Interface org.PulseAudio.Core1.Stream added for object /org/pulseaudio/core1/record_stream221
E: [alsa-sink] memblockq.c: Assertion '!bq->blocks || (bq->write_index + (int64_t)chunk.length <= bq->blocks->index)' failed at pulsecore/memblockq.c:408, function pa_memblockq_push(). Aborting.

pulseaudio_gdb

Program received signal SIGABRT, Aborted.
[Switching to Thread 0x7fffed4c7700 (LWP 4732)]
0x00007ffff68c1975 in raise () from /lib/libc.so.6
(gdb) thread apply all bt

Thread 6 (Thread 0x7fffdf7fe700 (LWP 4735)):
#0  0x00007ffff6969253 in ppoll () from /lib/libc.so.6
#1  0x00007ffff7b7e129 in pa_rtpoll_run () from /usr/lib/libpulsecore-1.1.so
#2  0x00007fffedfe1e0f in ?? () from /usr/lib/pulse-1.1/modules/libalsa-util.so
#3  0x00007ffff76e3b66 in internal_thread_func (userdata=0x7668a0) at pulsecore/thread-posix.c:83
#4  0x00007ffff6e39daa in start_thread () from /lib/libpthread.so.0
#5  0x00007ffff697109d in clone () from /lib/libc.so.6

Thread 5 (Thread 0x7fffdffff700 (LWP 4734)):
#0  0x00007ffff6969253 in ppoll () from /lib/libc.so.6
#1  0x00007ffff7b7e129 in pa_rtpoll_run () from /usr/lib/libpulsecore-1.1.so
#2  0x00007fffedfdc242 in ?? () from /usr/lib/pulse-1.1/modules/libalsa-util.so
#3  0x00007ffff76e3b66 in internal_thread_func (userdata=0x76ba20) at pulsecore/thread-posix.c:83
#4  0x00007ffff6e39daa in start_thread () from /lib/libpthread.so.0
#5  0x00007ffff697109d in clone () from /lib/libc.so.6

Thread 4 (Thread 0x7fffeccc6700 (LWP 4733)):
#0  0x00007ffff6969253 in ppoll () from /lib/libc.so.6
#1  0x00007ffff7b7e129 in pa_rtpoll_run () from /usr/lib/libpulsecore-1.1.so
#2  0x00007fffedfe1e0f in ?? () from /usr/lib/pulse-1.1/modules/libalsa-util.so
#3  0x00007ffff76e3b66 in internal_thread_func (userdata=0x6dfb70) at pulsecore/thread-posix.c:83
#4  0x00007ffff6e39daa in start_thread () from /lib/libpthread.so.0
#5  0x00007ffff697109d in clone () from /lib/libc.so.6

Thread 3 (Thread 0x7fffed4c7700 (LWP 4732)):
#0  0x00007ffff68c1975 in raise () from /lib/libc.so.6
#1  0x00007ffff68c2deb in abort () from /lib/libc.so.6
#2  0x00007ffff76cdef4 in pa_memblockq_push (bq=0x8e25a0, uchunk=<optimized out>) at pulsecore/memblockq.c:408
#3  0x00007ffff76cede5 in pa_memblockq_push_align (bq=0x8e25a0, chunk=<optimized out>) at pulsecore/memblockq.c:786
#4  0x00007ffff7b89da3 in pa_sink_input_peek () from /usr/lib/libpulsecore-1.1.so
#5  0x00007ffff7b901ca in ?? () from /usr/lib/libpulsecore-1.1.so
#6  0x00007ffff7b92b87 in pa_sink_render_into () from /usr/lib/libpulsecore-1.1.so
#7  0x00007ffff7b930d9 in pa_sink_render_into_full () from /usr/lib/libpulsecore-1.1.so
#8  0x00007fffedfdcc00 in ?? () from /usr/lib/pulse-1.1/modules/libalsa-util.so
#9  0x00007ffff76e3b66 in internal_thread_func (userdata=0x72f090) at pulsecore/thread-posix.c:83
#10 0x00007ffff6e39daa in start_thread () from /lib/libpthread.so.0
#11 0x00007ffff697109d in clone () from /lib/libc.so.6

Thread 2 (Thread 0x7fffedcc8700 (LWP 4731)):
#0  0x00007ffff6969253 in ppoll () from /lib/libc.so.6
#1  0x00007ffff7b7e129 in pa_rtpoll_run () from /usr/lib/libpulsecore-1.1.so
#2  0x00007fffedfdc242 in ?? () from /usr/lib/pulse-1.1/modules/libalsa-util.so
#3  0x00007ffff76e3b66 in internal_thread_func (userdata=0x717b60) at pulsecore/thread-posix.c:83
#4  0x00007ffff6e39daa in start_thread () from /lib/libpthread.so.0
#5  0x00007ffff697109d in clone () from /lib/libc.so.6

Thread 1 (Thread 0x7ffff7fba700 (LWP 4728)):
#0  0x00007ffff6969253 in ppoll () from /lib/libc.so.6
#1  0x00007ffff7925159 in pa_mainloop_poll (m=0x641e00) at pulse/mainloop.c:883
#2  0x00007ffff7925720 in pa_mainloop_iterate (m=0x641e00, block=<optimized out>, retval=0x7fffffffdc14) at pulse/mainloop.c:957
#3  0x00007ffff792577c in pa_mainloop_run (m=0x641e00, retval=0x7fffffffdc14) at pulse/mainloop.c:975
---Type <return> to continue, or q <return> to quit---




(gdb) thread apply all bt full

Thread 6 (Thread 0x7fffdf7fe700 (LWP 4735)):
#0  0x00007ffff6969253 in ppoll () from /lib/libc.so.6
No symbol table info available.
#1  0x00007ffff7b7e129 in pa_rtpoll_run () from /usr/lib/libpulsecore-1.1.so
No symbol table info available.
#2  0x00007fffedfe1e0f in ?? () from /usr/lib/pulse-1.1/modules/libalsa-util.so
No symbol table info available.
#3  0x00007ffff76e3b66 in internal_thread_func (userdata=0x7668a0) at pulsecore/thread-posix.c:83
        t = 0x7668a0
        __func__ = "internal_thread_func"
        __PRETTY_FUNCTION__ = "internal_thread_func"
#4  0x00007ffff6e39daa in start_thread () from /lib/libpthread.so.0
No symbol table info available.
#5  0x00007ffff697109d in clone () from /lib/libc.so.6
No symbol table info available.

Thread 5 (Thread 0x7fffdffff700 (LWP 4734)):
#0  0x00007ffff6969253 in ppoll () from /lib/libc.so.6
No symbol table info available.
#1  0x00007ffff7b7e129 in pa_rtpoll_run () from /usr/lib/libpulsecore-1.1.so
No symbol table info available.
#2  0x00007fffedfdc242 in ?? () from /usr/lib/pulse-1.1/modules/libalsa-util.so
No symbol table info available.
#3  0x00007ffff76e3b66 in internal_thread_func (userdata=0x76ba20) at pulsecore/thread-posix.c:83
        t = 0x76ba20
        __func__ = "internal_thread_func"
        __PRETTY_FUNCTION__ = "internal_thread_func"
#4  0x00007ffff6e39daa in start_thread () from /lib/libpthread.so.0
No symbol table info available.
#5  0x00007ffff697109d in clone () from /lib/libc.so.6
No symbol table info available.

Thread 4 (Thread 0x7fffeccc6700 (LWP 4733)):
#0  0x00007ffff6969253 in ppoll () from /lib/libc.so.6
No symbol table info available.
#1  0x00007ffff7b7e129 in pa_rtpoll_run () from /usr/lib/libpulsecore-1.1.so
No symbol table info available.
#2  0x00007fffedfe1e0f in ?? () from /usr/lib/pulse-1.1/modules/libalsa-util.so
No symbol table info available.
#3  0x00007ffff76e3b66 in internal_thread_func (userdata=0x6dfb70) at pulsecore/thread-posix.c:83
        t = 0x6dfb70
        __func__ = "internal_thread_func"
        __PRETTY_FUNCTION__ = "internal_thread_func"
#4  0x00007ffff6e39daa in start_thread () from /lib/libpthread.so.0
No symbol table info available.
#5  0x00007ffff697109d in clone () from /lib/libc.so.6
No symbol table info available.

Thread 3 (Thread 0x7fffed4c7700 (LWP 4732)):
#0  0x00007ffff68c1975 in raise () from /lib/libc.so.6
No symbol table info available.
---Type <return> to continue, or q <return> to quit---

versions

alsa-plugins 1.0.25-1
pulseaudio 1.1-2