[pulseaudio-tickets] [Bug 55140] New: [alsa-sink] memblockq.c: Assertion 'bq->blocks_tail == q' failed at pulsecore/memblockq.c:194, function drop_block(). Aborting.
bugzilla-daemon at freedesktop.org
bugzilla-daemon at freedesktop.org
Thu Sep 20 03:56:59 PDT 2012
https://bugs.freedesktop.org/show_bug.cgi?id=55140
Bug #: 55140
Summary: [alsa-sink] memblockq.c: Assertion 'bq->blocks_tail ==
q' failed at pulsecore/memblockq.c:194, function
drop_block(). Aborting.
Classification: Unclassified
Product: PulseAudio
Version: unspecified
Platform: Other
OS/Version: All
Status: NEW
Severity: normal
Priority: medium
Component: modules
AssignedTo: pulseaudio-bugs at lists.freedesktop.org
ReportedBy: tvrtko.ursulin at onelan.co.uk
QAContact: pulseaudio-bugs at lists.freedesktop.org
CC: lennart at poettering.net
PulseAudio 1.1, this happens regularly when playing back DVB-T through
GStreamer pulsesink and Flash over ALSA to PA bridge.
Thread 6 (Thread 0x7f763aeaf780 (LWP 1575)):
#0 0x00007f7637819693 in ppoll () from /lib64/libc.so.6
#1 0x00007f763a2775d7 in pa_mainloop_poll (m=0x24f8e50) at
pulse/mainloop.c:883
#2 0x00007f763a277ba9 in pa_mainloop_iterate (m=0x24f8e50, block=<optimized
out>, retval=0x7fff18abe574) at pulse/mainloop.c:957
#3 0x00007f763a277c60 in pa_mainloop_run (m=0x24f8e50, retval=0x7fff18abe574)
at pulse/mainloop.c:975
#4 0x0000000000406a08 in main (argc=<optimized out>, argv=<optimized out>) at
daemon/main.c:1132
Thread 5 (Thread 0x7f762a37f700 (LWP 1595)):
#0 0x00007f7638186b70 in sem_wait () from /lib64/libpthread.so.0
#1 0x00007f7639e26568 in pa_semaphore_wait (s=0x255bbe0) at
pulsecore/semaphore-posix.c:63
#2 0x00007f763aa316da in pa_asyncmsgq_send (a=0x2534d90, object=<optimized
out>, code=<optimized out>, userdata=<optimized out>, offset=<optimized out>,
chunk=<optimized out>) at pulsecore/asyncmsgq.c:167
#3 0x00007f7628979046 in request_memblock (length=21112, o=0x2520950) at
modules/module-combine-sink.c:410
#4 sink_input_pop_cb (i=<optimized out>, nbytes=21112, chunk=0x7f762a37c4d0)
at modules/module-combine-sink.c:421
#5 0x00007f763aa58edb in pa_sink_input_peek (i=0x2545cb0, slength=21112,
chunk=0x7f762a37c610, volume=0x7f762a37c628) at pulsecore/sink-input.c:812
#6 0x00007f763aa5f46a in fill_mix_info (s=0x2520a20, length=0x7f762a37ecb8,
info=0x7f762a37c610, maxinfo=32) at pulsecore/sink.c:950
#7 0x00007f763aa61e27 in pa_sink_render_into (s=0x2520a20,
target=0x7f762a37ed10) at pulsecore/sink.c:1189
#8 0x00007f763aa62379 in pa_sink_render_into_full (s=0x2520a20,
target=0x7f762a37eda0) at pulsecore/sink.c:1273
#9 0x00007f762b0a4b80 in mmap_write (on_timeout=false, polled=false,
sleep_usec=<synthetic pointer>, u=0x2517fc0) at modules/alsa/alsa-sink.c:632
#10 thread_func (userdata=0x2517fc0) at modules/alsa/alsa-sink.c:1656
#11 0x00007f7639e26308 in internal_thread_func (userdata=0x2506ce0) at
pulsecore/thread-posix.c:83
#12 0x00007f7638180d90 in start_thread () from /lib64/libpthread.so.0
#13 0x00007f7637821f5d in clone () from /lib64/libc.so.6
Thread 4 (Thread 0x7f762ab80700 (LWP 1591)):
#0 0x00007f7638186b70 in sem_wait () from /lib64/libpthread.so.0
#1 0x00007f7639e26568 in pa_semaphore_wait (s=0x7f761c000a90) at
pulsecore/semaphore-posix.c:63
#2 0x00007f763aa316da in pa_asyncmsgq_send (a=0x25370e0, object=<optimized
out>, code=<optimized out>, userdata=<optimized out>, offset=<optimized out>,
chunk=<optimized out>) at pulsecore/asyncmsgq.c:167
#3 0x00007f7628979046 in request_memblock (length=21272, o=0x2534ad0) at
modules/module-combine-sink.c:410
#4 sink_input_pop_cb (i=<optimized out>, nbytes=21272, chunk=0x7f762ab7d4d0)
at modules/module-combine-sink.c:421
#5 0x00007f763aa58edb in pa_sink_input_peek (i=0x253eb30, slength=21272,
chunk=0x7f762ab7d610, volume=0x7f762ab7d628) at pulsecore/sink-input.c:812
#6 0x00007f763aa5f46a in fill_mix_info (s=0x2519450, length=0x7f762ab7fcb8,
info=0x7f762ab7d610, maxinfo=32) at pulsecore/sink.c:950
#7 0x00007f763aa61e27 in pa_sink_render_into (s=0x2519450,
target=0x7f762ab7fd10) at pulsecore/sink.c:1189
#8 0x00007f763aa62379 in pa_sink_render_into_full (s=0x2519450,
target=0x7f762ab7fda0) at pulsecore/sink.c:1273
#9 0x00007f762b0a4b80 in mmap_write (on_timeout=false, polled=false,
sleep_usec=<synthetic pointer>, u=0x25045d0) at modules/alsa/alsa-sink.c:632
#10 thread_func (userdata=0x25045d0) at modules/alsa/alsa-sink.c:1656
#11 0x00007f7639e26308 in internal_thread_func (userdata=0x2518790) at
pulsecore/thread-posix.c:83
#12 0x00007f7638180d90 in start_thread () from /lib64/libpthread.so.0
#13 0x00007f7637821f5d in clone () from /lib64/libc.so.6
Thread 3 (Thread 0x7f7628972700 (LWP 1600)):
#0 pa_memblockq_push (bq=0x2536580, uchunk=<optimized out>) at
pulsecore/memblockq.c:328
#1 0x00007f7639e111f2 in pa_memblockq_push_align (bq=0x2536580,
chunk=<optimized out>) at pulsecore/memblockq.c:786
#2 0x00007f7628976650 in sink_input_process_msg (obj=0x2545cb0, code=7,
data=0x0, offset=0, chunk=0x7f7628971bc0) at modules/module-combine-sink.c:574
#3 0x00007f763aa31f51 in pa_asyncmsgq_process_one (a=0x25375a0) at
pulsecore/asyncmsgq.c:276
#4 0x00007f7628976f89 in render_memblock (length=21112, o=0x2520950,
u=0x252a250) at modules/module-combine-sink.c:365
#5 sink_process_msg (o=0x2534f00, code=28, data=0x2520950, offset=21112,
chunk=0x0) at modules/module-combine-sink.c:779
#6 0x00007f763aa4ddb2 in asyncmsgq_read_work (i=0x7f7618000980) at
pulsecore/rtpoll.c:566
#7 0x00007f763aa4d2bf in pa_rtpoll_run (p=0x25074d0, wait_op=true) at
pulsecore/rtpoll.c:238
#8 0x00007f76289777ae in thread_func (userdata=0x252a250) at
modules/module-combine-sink.c:331
#9 0x00007f7639e26308 in internal_thread_func (userdata=0x253c9c0) at
pulsecore/thread-posix.c:83
#10 0x00007f7638180d90 in start_thread () from /lib64/libpthread.so.0
#11 0x00007f7637821f5d in clone () from /lib64/libc.so.6
Thread 2 (Thread 0x7f762937d700 (LWP 1599)):
#0 0x00007f7638186b70 in sem_wait () from /lib64/libpthread.so.0
#1 0x00007f7639e26568 in pa_semaphore_wait (s=0x2507200) at
pulsecore/semaphore-posix.c:63
#2 0x00007f763aa316da in pa_asyncmsgq_send (a=0x25369f0, object=<optimized
out>, code=<optimized out>, userdata=<optimized out>, offset=<optimized out>,
chunk=<optimized out>) at pulsecore/asyncmsgq.c:167
#3 0x00007f7628979046 in request_memblock (length=21144, o=0x253b540) at
modules/module-combine-sink.c:410
#4 sink_input_pop_cb (i=<optimized out>, nbytes=21144, chunk=0x7f762937a4d0)
at modules/module-combine-sink.c:421
#5 0x00007f763aa58edb in pa_sink_input_peek (i=0x254ea30, slength=21144,
chunk=0x7f762937a610, volume=0x7f762937a628) at pulsecore/sink-input.c:812
#6 0x00007f763aa5f46a in fill_mix_info (s=0x252e1b0, length=0x7f762937ccb8,
info=0x7f762937a610, maxinfo=32) at pulsecore/sink.c:950
#7 0x00007f763aa61e27 in pa_sink_render_into (s=0x252e1b0,
target=0x7f762937cd10) at pulsecore/sink.c:1189
#8 0x00007f763aa62379 in pa_sink_render_into_full (s=0x252e1b0,
target=0x7f762937cda0) at pulsecore/sink.c:1273
#9 0x00007f762b0a4b80 in mmap_write (on_timeout=false, polled=false,
sleep_usec=<synthetic pointer>, u=0x2526de0) at modules/alsa/alsa-sink.c:632
#10 thread_func (userdata=0x2526de0) at modules/alsa/alsa-sink.c:1656
#11 0x00007f7639e26308 in internal_thread_func (userdata=0x2507080) at
pulsecore/thread-posix.c:83
#12 0x00007f7638180d90 in start_thread () from /lib64/libpthread.so.0
#13 0x00007f7637821f5d in clone () from /lib64/libc.so.6
Thread 1 (Thread 0x7f7629b7e700 (LWP 1597)):
#0 0x00007f7637767285 in raise () from /lib64/libc.so.6
#1 0x00007f7637768b9b in abort () from /lib64/libc.so.6
#2 0x00007f7639e0fabb in drop_block (bq=0x254c250, q=0x7f761800fbd0) at
pulsecore/memblockq.c:180
#3 0x00007f7639e10014 in pa_memblockq_push (bq=0x254c250, uchunk=<optimized
out>) at pulsecore/memblockq.c:328
#4 0x00007f7639e111f2 in pa_memblockq_push_align (bq=0x254c250,
chunk=<optimized out>) at pulsecore/memblockq.c:786
#5 0x00007f763aa58f7d in pa_sink_input_peek (i=0x254a390, slength=21556,
chunk=0x7f7629b7b610, volume=0x7f7629b7b628) at pulsecore/sink-input.c:886
#6 0x00007f763aa5f46a in fill_mix_info (s=0x2527d90, length=0x7f7629b7dcb8,
info=0x7f7629b7b610, maxinfo=32) at pulsecore/sink.c:950
#7 0x00007f763aa61e27 in pa_sink_render_into (s=0x2527d90,
target=0x7f7629b7dd10) at pulsecore/sink.c:1189
#8 0x00007f763aa62379 in pa_sink_render_into_full (s=0x2527d90,
target=0x7f7629b7dda0) at pulsecore/sink.c:1273
#9 0x00007f762b0a4b80 in mmap_write (on_timeout=false, polled=false,
sleep_usec=<synthetic pointer>, u=0x2520320) at modules/alsa/alsa-sink.c:632
#10 thread_func (userdata=0x2520320) at modules/alsa/alsa-sink.c:1656
#11 0x00007f7639e26308 in internal_thread_func (userdata=0x25269b0) at
pulsecore/thread-posix.c:83
#12 0x00007f7638180d90 in start_thread () from /lib64/libpthread.so.0
#13 0x00007f7637821f5d in clone () from /lib64/libc.so.6
Thread 1 (Thread 0x7f7629b7e700 (LWP 1597)):
#0 0x00007f7637767285 in raise () from /lib64/libc.so.6
No symbol table info available.
#1 0x00007f7637768b9b in abort () from /lib64/libc.so.6
No symbol table info available.
#2 0x00007f7639e0fabb in drop_block (bq=0x254c250, q=0x7f761800fbd0) at
pulsecore/memblockq.c:180
__func__ = "drop_block"
__PRETTY_FUNCTION__ = "drop_block"
#3 0x00007f7639e10014 in pa_memblockq_push (bq=0x254c250, uchunk=<optimized
out>) at pulsecore/memblockq.c:328
p = 0x7f761800fbd0
q = 0x7f7618011cf0
n = <optimized out>
chunk = {memblock = 0x7f76200068d0, index = 0, length = 444}
old = 35585868
__func__ = "pa_memblockq_push"
__PRETTY_FUNCTION__ = "pa_memblockq_push"
#4 0x00007f7639e111f2 in pa_memblockq_push_align (bq=0x254c250,
chunk=<optimized out>) at pulsecore/memblockq.c:786
r = <optimized out>
rchunk = {memblock = 0x7f76200068d0, index = 0, length = 444}
__func__ = "pa_memblockq_push_align"
__PRETTY_FUNCTION__ = "pa_memblockq_push_align"
#5 0x00007f763aa58f7d in pa_sink_input_peek (i=0x254a390, slength=21556,
chunk=0x7f7629b7b610, volume=0x7f7629b7b628) at pulsecore/sink-input.c:886
rchunk = {memblock = 0x7f76200068d0, index = 0, length = 444}
wchunk = {memblock = 0x7f7618092740, index = 0, length = 444}
nvfs = <optimized out>
tchunk = {memblock = 0x7f7618092740, index = 0, length = 444}
do_volume_adj_here = false
need_volume_factor_sink = false
volume_is_norm = true
block_size_max_sink = 65472
block_size_max_sink_input = 64960
ilength = 21556
__func__ = "pa_sink_input_peek"
__PRETTY_FUNCTION__ = "pa_sink_input_peek"
#6 0x00007f763aa5f46a in fill_mix_info (s=0x2527d90, length=0x7f7629b7dcb8,
info=0x7f7629b7b610, maxinfo=32) at pulsecore/sink.c:950
i = 0x254a390
n = 0
state = 0xffffffffffffffff
mixlength = 21556
#7 0x00007f763aa61e27 in pa_sink_render_into (s=0x2527d90,
target=0x7f7629b7dd10) at pulsecore/sink.c:1189
info = {{chunk = {memblock = 0x0, index = 0, length = 0}, volume =
{channels = 2 '\002', values = {65536, 65536, 0 <repeats 30 times>}}, userdata
= 0x0, ptr = 0x0, linear = {{i = 0, f = 0} <repeats 32 times>}}, {chunk = {
memblock = 0x0, index = 0, length = 0}, volume = {channels = 0
'\000', values = {0 <repeats 32 times>}}, userdata = 0x0, ptr = 0x0, linear =
{{i = 0, f = 0} <repeats 32 times>}} <repeats 28 times>, {chunk = {
memblock = 0x0, index = 0, length = 0}, volume = {channels = 0
'\000', values = {0 <repeats 17 times>, 39038112, 0, 983769745, 32630, 0, 0,
719254844, 32630, 699914544, 32630, 722015846, 32630, 0, 0, 39038112}},
userdata = 0x7f7624001bb0, ptr = 0x1e, linear = {{i = 1, f =
1.40129846e-45}, {i = 0, f = 0}, {i = 941128496, f = 3.63543513e-05}, {i =
32630, f = 4.57243689e-41}, {i = 16384, f = 2.2958874e-41}, {i = 1142960697,
f = 640.784729}, {i = 8, f = 1.12103877e-44}, {i = 0, f = 0},
{i = 699914688, f = 8.16460614e-14}, {i = 32630, f = 4.57243689e-41}, {i =
941127129, f = 3.63493782e-05}, {i = 32630, f = 4.57243689e-41}, {i = 0,
f = 0}, {i = 0, f = 0}, {i = 970975181, f = 0.000427065796}, {i
= 32630, f = 4.57243689e-41}, {i = 39020320, f = 1.55314272e-37}, {i = 0, f =
0}, {i = 603986864, f = 2.77790278e-17}, {i = 32630,
f = 4.57243689e-41}, {i = 39038192, f = 1.55514624e-37}, {i =
0, f = 0}, {i = 0, f = 0}, {i = 0, f = 0}, {i = 0, f = 0}, {i = 0, f = 0}, {i =
983836229, f = 0.00125236122}, {i = 32630, f = 4.57243689e-41}, {
i = 0, f = 0}, {i = 0, f = 0}, {i = 0, f = 0}, {i = 0, f =
0}}}, {chunk = {memblock = 0x0, index = 6202034166383071488, length = 1},
volume = {channels = 144 '\220', values = {2013265920, 39038112, 0, 983769745,
32630, 0, 0, 983770570, 32630, 0, 0, 975739610, 32630,
603986672, 32630, 930812846, 32630, 603986864, 32630, 48, 0, 0, 0, 352256, 0,
356352, 0, 0, 0, 1, 0, 0}}, userdata = 0x60, ptr = 0x0, linear = {{i = 0,
f = 0}, {i = 0, f = 0}, {i = 4, f = 5.60519386e-45}, {i = 49, f
= 6.86636248e-44}, {i = 91, f = 1.2751816e-43}, {i = 110, f = 1.54142831e-43},
{i = 119, f = 1.66754517e-43}, {i = 124, f = 1.7376101e-43}, {
i = 984076604, f = 0.00128034456}, {i = 32630, f =
4.57243689e-41}, {i = 536870944, f = 1.08420631e-19}, {i = 32630, f =
4.57243689e-41}, {i = 48, f = 6.72623263e-44}, {i = 0, f = 0}, {i = 6728128,
f = 9.42811543e-39}, {i = 0, f = 0}, {i = 4, f =
5.60519386e-45}, {i = 0, f = 0}, {i = 402743072, f = 1.67208851e-24}, {i =
32630, f = 4.57243689e-41}, {i = 699914976, f = 8.1648013e-14}, {i = 32630,
f = 4.57243689e-41}, {i = 415234212, f = 4.96234057e-24}, {i =
32767, f = 4.59163468e-41}, {i = 973358408, f = 0.00050457241}, {i = 32630, f =
4.57243689e-41}, {i = 971045808, f = 0.000429121312}, {i = 32630,
f = 4.57243689e-41}, {i = 35534756, f = 1.16239748e-37}, {i =
0, f = 0}, {i = 970999641, f = 0.000427777675}, {i = 32630, f =
4.57243689e-41}}}, {chunk = {memblock = 0x7f7629b7db30, index =
140145721823729,
length = 38960528}, volume = {channels = 80 'P', values = {32630,
699915256, 32630, 39020720, 0, 536879792, 32630, 971046821, 32630, 39020896, 0,
124, 0, 0, 0, 971029903, 32630, 402730208, 32630, 719254094, 32630,
73298, 0, 39020720, 0, 699915376, 32630, 0, 0, 39020720, 0,
39020720}}, userdata = 0x0, ptr = 0x7f7639e111e1, linear = {{i = 38960640, f =
1.54645236e-37}, {i = 0, f = 0}, {i = 699915376, f = 8.16507235e-14}, {
i = 32630, f = 4.57243689e-41}, {i = 39036000, f =
1.55490051e-37}, {i = 0, f = 0}, {i = 983771186, f = 0.00124478922}, {i =
32630, f = 4.57243689e-41}, {i = 986355656, f = 0.00154566113}, {i = 32630,
f = 4.57243689e-41}, {i = 983765216, f = 0.00124409422}, {i =
32630, f = 4.57243689e-41}, {i = 39101328, f = 1.56222403e-37}, {i = 0, f = 0},
{i = 970999357, f = 0.00042776941}, {i = 32630, f = 4.57243689e-41}, {
i = 39013680, f = 1.55239835e-37}, {i = 0, f = 0}, {i =
699915408, f = 8.16509403e-14}, {i = 32630, f = 4.57243689e-41}, {i =
699915436, f = 8.16511301e-14}, {i = 32630, f = 4.57243689e-41}, {i =
983767230,
f = 0.00124432868}, {i = 32630, f = 4.57243689e-41}, {i =
39013680, f = 1.55239835e-37}, {i = 0, f = 0}, {i = -333885184, f =
-7.41392648e+26}, {i = 1444023606, f = 4.01463595e+13}, {i = 403094688,
f = 1.74143254e-24}, {i = 32630, f = 4.57243689e-41}, {i =
39014048, f = 1.5524396e-37}, {i = 0, f = 0}}}}
n = <optimized out>
length = 21556
block_size_max = <optimized out>
__func__ = "pa_sink_render_into"
__PRETTY_FUNCTION__ = "pa_sink_render_into"
#8 0x00007f763aa62379 in pa_sink_render_into_full (s=0x2527d90,
target=0x7f7629b7dda0) at pulsecore/sink.c:1273
chunk = {memblock = 0x255acf0, index = 13004, length = 21556}
l = 21556
d = <optimized out>
__func__ = "pa_sink_render_into_full"
__PRETTY_FUNCTION__ = "pa_sink_render_into_full"
#9 0x00007f762b0a4b80 in mmap_write (on_timeout=false, polled=false,
sleep_usec=<synthetic pointer>, u=0x2520320) at modules/alsa/alsa-sink.c:632
chunk = {memblock = 0x255acf0, index = 0, length = 34560}
err = <optimized out>
frames = 8640
sframes = <optimized out>
p = <optimized out>
areas = 0x251fef0
offset = 61424
n = <optimized out>
n_bytes = 34560
r = <optimized out>
after_avail = false
process_usec = 20000
left_to_play = <optimized out>
work_done = false
max_sleep_usec = 180000
j = 1
#10 thread_func (userdata=0x2520320) at modules/alsa/alsa-sink.c:1656
work_done = <optimized out>
sleep_usec = 0
on_timeout = <optimized out>
ret = <optimized out>
rtpoll_sleep = 0
u = 0x2520320
revents = 0
__func__ = "thread_func"
__PRETTY_FUNCTION__ = "thread_func"
#11 0x00007f7639e26308 in internal_thread_func (userdata=0x25269b0) at
pulsecore/thread-posix.c:83
t = 0x25269b0
#12 0x00007f7638180d90 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#13 0x00007f7637821f5d in clone () from /lib64/libc.so.6
No symbol table info available.
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