Maybe helpful?
D: [alsa-sink-STAC9205 Analog] alsa-sink.c: Requested to rewind 65536 bytes.
D: [pulseaudio] protocol-dbus.c: Interface org.PulseAudio.Core1.Stream
removed from object /org/pulseaudio/core1/playback_stream129
D: [alsa-sink-STAC9205 Analog] alsa-sink.c: Limited to 6144 bytes.
I: [pulseaudio] sink-input.c: Freeing input 129 "ALSA Playback"
D: [alsa-sink-STAC9205 Analog] alsa-sink.c: before: 1536
D: [alsa-sink-STAC9205 Analog] alsa-sink.c: after: 1536
D: [alsa-sink-STAC9205 Analog] alsa-sink.c: Rewound 6144 bytes.
D: [alsa-sink-STAC9205 Analog] sink.c: Processing rewind...
D: [alsa-sink-STAC9205 Analog] sink.c: latency = 0
D: [alsa-sink-STAC9205 Analog] sink-input.c: Have to rewind 6144 bytes on
render memblockq.
D: [alsa-sink-STAC9205 Analog] sink-input.c: Have to rewind 6144 bytes on
render memblockq.
D: [alsa-sink-STAC9205 Analog] source.c: Processing rewind...
D: [pulseaudio] module-intended-roles.c: Not setting device for stream ALSA
Playback, because it lacks role.
I: [pulseaudio] sink-input.c: Trying to change sample rate
D: [pulseaudio] module-suspend-on-idle.c: Sink
alsa_output.pci-0000_00_1b.0.analog-stereo becomes busy, resuming.
I: [pulseaudio] resampler.c: Using resampler 'speex-float-5'
I: [pulseaudio] resampler.c: Using float32le as working format.
D: [pulseaudio] resampler.c: Resampler:
D: [pulseaudio] resampler.c: rate 22050 -> 48000 (method speex-float-5),
D: [pulseaudio] resampler.c: format s16le -> s16le (intermediate
float32le),
D: [pulseaudio] resampler.c: channels 2 -> 2 (resampling 2)
I: [pulseaudio] resampler.c: Choosing speex quality setting 5.
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] sink-input.c: Created input 130 "ALSA Playback" on
alsa_output.pci-0000_00_1b.0.analog-stereo with sample spec s16le 2ch
22050Hz and channel map front-left,front-right
I: [pulseaudio] sink-input.c: media.name = "ALSA Playback"
I: [pulseaudio] sink-input.c: application.name = "ALSA plug-in [pidgin]"
I: [pulseaudio] sink-input.c: native-protocol.peer = "UNIX socket
client"
I: [pulseaudio] sink-input.c: native-protocol.version = "28"
I: [pulseaudio] sink-input.c: application.process.id = "3132"
I: [pulseaudio] sink-input.c: application.process.user = "weedy"
I: [pulseaudio] sink-input.c: application.process.host = "HAF"
I: [pulseaudio] sink-input.c: application.process.binary = "pidgin"
I: [pulseaudio] sink-input.c: window.x11.display = ":0.0"
I: [pulseaudio] sink-input.c: application.language = "en_CA.utf8"
I: [pulseaudio] sink-input.c: application.process.machine_id =
"604fd8ab57ba18f9af54e4ab0000000d"
I: [pulseaudio] sink-input.c: application.icon_name = "pidgin"
I: [pulseaudio] sink-input.c: module-stream-restore.id =
"sink-input-by-application-name:ALSA plug-in [pidgin]"
I: [pulseaudio] protocol-native.c: Requested tlength=200.00 ms, minreq=9.98
ms
D: [pulseaudio] protocol-native.c: Early requests mode enabled, configuring
sink latency to minreq.
pulseaudio:
/var/tmp/portage/media-libs/alsa-lib-1.0.27.1-r1/work/alsa-lib-1.0.27.1/src/pcm/pcm.c:2731:
snd_pcm_area_copy: Assertion `dst < src || dst >= src + bytes' failed.
Program received signal SIGABRT, Aborted.
[Switching to Thread 0x7fffed2aa700 (LWP 32604)]
0x00007ffff68aa325 in raise () from /lib64/libc.so.6
(gdb) bt full
#0 0x00007ffff68aa325 in raise () from /lib64/libc.so.6
No symbol table info available.
#1 0x00007ffff68ab7a8 in abort () from /lib64/libc.so.6
No symbol table info available.
#2 0x00007ffff68a33a2 in ?? () from /lib64/libc.so.6
No symbol table info available.
#3 0x00007ffff68a3452 in __assert_fail () from /lib64/libc.so.6
No symbol table info available.
#4 0x00007fffed2fd3ae in snd_pcm_area_copy (format=<optimized out>,
samples=<optimized out>, src_offset=<optimized out>,
src_area=0x7fffed2a9c40,
dst_offset=<optimized out>, dst_area=0x7fffed2a9c50) at
/var/tmp/portage/media-libs/alsa-lib-1.0.27.1-r1/work/alsa-lib-1.0.27.1/src/pcm/pcm.c:2731
bytes = <optimized out>
dst = <optimized out>
dst_step = <optimized out>
src = <optimized out>
width = 16
src_step = <optimized out>
#5 snd_pcm_area_copy (dst_area=0x7fffed2a9c50, dst_offset=<optimized out>,
src_area=0x7fffed2a9c40, src_offset=<optimized out>, samples=<optimized
out>,
format=<optimized out>) at
/var/tmp/portage/media-libs/alsa-lib-1.0.27.1-r1/work/alsa-lib-1.0.27.1/src/pcm/pcm.c:2708
No locals.
#6 0x00007fffed2fd80a in snd_pcm_areas_copy (dst_areas=0x66f0f0,
dst_offset=1816, src_areas=0x66f0f0, src_offset=1744, channels=2,
frames=1776,
format=SND_PCM_FORMAT_S16_LE) at
/var/tmp/portage/media-libs/alsa-lib-1.0.27.1-r1/work/alsa-lib-1.0.27.1/src/pcm/pcm.c:2877
s = {addr = 0x7ffff7fdb000, first = 0, step = 16}
d = {addr = 0x7ffff7fdb000, first = 0, step = 16}
step = <optimized out>
src_addr = <optimized out>
src_start = <optimized out>
channels1 = <optimized out>
chns = 2
dst_addr = <optimized out>
dst_start = 0x66f0d0
width = <optimized out>
__PRETTY_FUNCTION__ = "snd_pcm_areas_copy"
__FUNCTION__ = "snd_pcm_areas_copy"
#7 0x00007fffed33e9e5 in snd_pcm_softvol_write_areas (pcm=0x709f40,
areas=0x66f0d0, offset=<optimized out>, size=1776, slave_areas=<optimized
out>, slave_offset=1816,
slave_sizep=0x7fffed2a9d60) at
/var/tmp/portage/media-libs/alsa-lib-1.0.27.1-r1/work/alsa-lib-1.0.27.1/src/pcm/pcm_softvol.c:607
svol = 0x680130
#8 0x00007fffed30f3a3 in snd_pcm_plugin_mmap_commit (pcm=0x709f40,
offset=<optimized out>, size=1776)
at
/var/tmp/portage/media-libs/alsa-lib-1.0.27.1-r1/work/alsa-lib-1.0.27.1/src/pcm/pcm_plugin.c:424
frames = 1776
cont = 14640
slave_frames = 14568
err = <optimized out>
slave_areas = 0x66f0d0
slave_offset = 1816
result = <optimized out>
plugin = 0x680130
slave = 0x75d050
areas = 0x66f0d0
appl_offset = 1744
slave_size = 16432
---Type <return> to continue, or q <return> to quit---
xfer = <optimized out>
__FUNCTION__ = "snd_pcm_plugin_mmap_commit"
#9 0x00007fffed5b923a in mmap_write (on_timeout=false, polled=false,
sleep_usec=<synthetic pointer>, u=0x672c90) at modules/alsa/alsa-sink.c:647
chunk = {memblock = 0x7df480, index = 0, length = 7104}
err = <optimized out>
frames = 1776
sframes = <optimized out>
written = 7104
p = <optimized out>
areas = 0x66f0d0
offset = 1744
n = <optimized out>
n_bytes = 7104
r = <optimized out>
after_avail = false
process_usec = 16000
left_to_play = <optimized out>
input_underrun = <optimized out>
work_done = false
max_sleep_usec = 20000
j = 1
#10 thread_func (userdata=0x672c90) at modules/alsa/alsa-sink.c:1734
work_done = <optimized out>
sleep_usec = 0
on_timeout = <optimized out>
ret = <optimized out>
rtpoll_sleep = 0
real_sleep = <optimized out>
u = 0x672c90
revents = 0
__func__ = "thread_func"
__PRETTY_FUNCTION__ = "thread_func"
#11 0x00007ffff76d6356 in internal_thread_func (userdata=0x6859f0) at
pulsecore/thread-posix.c:83
t = 0x6859f0
#12 0x00007ffff6e28fdb in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#13 0x00007ffff696027d in clone () from /lib64/libc.so.6
No symbol table info available.
On Sat, Jul 13, 2013 at 6:39 AM, Tanu Kaskinen <
tanu.kaskinen at linux.intel.com> wrote:
> On Fri, 2013-07-12 at 15:15 -0400, Weedy wrote:
> > I feel like this doesn't help
>
> Yep, it's not very helpful. Can you install debug symbols for pulseaudio
> and alsa-lib and try again? It varies between distributions how to do
> that, so I can't give exact instructions. For Debian it would mean
> installing packages pulseaudio-dbg and libasound2-dbg.
>
> --
> Tanu
>
>
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