*** This bug is a duplicate of bug 1690051 ***
https://bugs.launchpad.net/bugs/1690051
Status changed to 'Confirmed' because the bug affects multiple users.
** Changed in: pulseaudio (Ubuntu)
Status: New => Confirmed
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https://bugs.launchpad.net/bugs/1801532
Title:
pulseaudio crashing when publishing sound devices to zeroconf
Status in pulseaudio package in Ubuntu:
Confirmed
Bug description:
Ubuntu 18.04
pulseaudio crashes after 5-10 if advertising sound devices is enabled:
logs leading up to the crash:
[New Thread 0x7fffe7fff700 (LWP 9068)]
D: [pulseaudio] alsa-sink.c: Read hardware volume: front-left: 30419 / 46% /
-20.00 dB, front-right: 30419 / 46% / -20.00 dB
D: [alsa-sink-ALC887-VD Analog] alsa-sink.c: Thread starting up
I: [alsa-sink-ALC887-VD Analog] core-util.c: Failed to acquire real-time
scheduling: Permission denied
I: [alsa-sink-ALC887-VD Analog] alsa-sink.c: Starting playback.
D: [alsa-sink-ALC887-VD Analog] ratelimit.c: 27 events suppressed
D: [alsa-sink-ALC887-VD Analog] alsa-sink.c: Cutting sleep time for the
initial iterations by half.
I: [pulseaudio] core.c: default_source:
alsa_output.pci-0000_01_00.1.hdmi-stereo-extra1.monitor ->
alsa_output.pci-0000_00_1f.3.analog-stereo.monitor
D: [pulseaudio] core-subscribe.c: Dropped redundant event due to change event.
D: [pulseaudio] module-device-restore.c: Could not set format on sink
alsa_output.pci-0000_00_1f.3.analog-stereo
D: [pulseaudio] module-suspend-on-idle.c: Sink
alsa_output.pci-0000_00_1f.3.analog-stereo becomes idle, timeout in 5 seconds.
I: [pulseaudio] core.c: default_sink:
alsa_output.pci-0000_01_00.1.hdmi-stereo-extra1 ->
alsa_output.pci-0000_00_1f.3.analog-stereo
D: [pulseaudio] core-subscribe.c: Dropped redundant event due to change event.
I: [pulseaudio] card.c: Changed profile of card 2
"alsa_card.pci-0000_00_1f.3" to output:analog-stereo
D: [pulseaudio] core-subscribe.c: Dropped redundant event due to change event.
D: [pulseaudio] card.c: Setting card alsa_card.pci-0000_00_1f.3 profile
output:analog-stereo to availability status unknown
D: [pulseaudio] core-subscribe.c: Dropped redundant event due to change event.
D: [pulseaudio] card.c: Setting card alsa_card.pci-0000_00_1f.3 profile
output:analog-stereo+input:analog-stereo to availability status unknown
D: [pulseaudio] core-subscribe.c: Dropped redundant event due to change event.
D: [pulseaudio] module-alsa-card.c: Jack 'Front Headphone Jack' is now
unplugged
D: [pulseaudio] device-port.c: Setting port analog-output-headphones to
status no
I: [pulseaudio] core.c: default_sink:
alsa_output.pci-0000_00_1f.3.analog-stereo ->
alsa_output.pci-0000_01_00.1.hdmi-stereo-extra1
I: [pulseaudio] core.c: default_source:
alsa_output.pci-0000_00_1f.3.analog-stereo.monitor ->
alsa_output.pci-0000_01_00.1.hdmi-stereo-extra1.monitor
D: [pulseaudio] core-subscribe.c: Dropped redundant event due to change event.
D: [pulseaudio] core-subscribe.c: Dropped redundant event due to change event.
D: [pulseaudio] core-subscribe.c: Dropped redundant event due to change event.
D: [pulseaudio] module-switch-on-port-available.c: Trying to switch away from
port analog-output-headphones, found iec958-stereo-output
D: [pulseaudio] module-switch-on-port-available.c: Trying to switch to port
iec958-stereo-output
D: [pulseaudio] module-switch-on-port-available.c: Finding best profile for
port iec958-stereo-output, preferred = iec958-stereo
D: [pulseaudio] module-rescue-streams.c: No sink inputs to move away.
D: [alsa-sink-ALC887-VD Analog] alsa-sink.c: Cutting sleep time for the
initial iterations by half.
backtrace:
#0 0x00007fffe67c135f in publish_service (api=0x555555816b48,
service=0x5555558d00d0) at modules/module-zeroconf-publish.c:298
#1 0x00007ffff73fd548 in once_callback (m=0x555555816b48, e=0x5555558a15b0,
userdata=<optimized out>) at pulse/mainloop-api.c:45
#2 0x00007ffff740027d in dispatch_defer (m=0x555555816af0) at
pulse/mainloop.c:680
#3 pa_mainloop_dispatch (m=m@entry=0x555555816af0) at pulse/mainloop.c:889
#4 0x00007ffff74004ae in pa_mainloop_iterate (m=0x555555816af0,
block=<optimized out>, retval=0x0) at pulse/mainloop.c:929
#5 0x00007ffff7400530 in pa_mainloop_run (m=0x555555816af0,
retval=retval@entry=0x0) at pulse/mainloop.c:944
#6 0x00007ffff740e399 in thread (userdata=0x555555837a30) at
pulse/thread-mainloop.c:100
#7 0x00007ffff767e2a8 in internal_thread_func (userdata=0x555555874bf0) at
pulsecore/thread-posix.c:81
#8 0x00007ffff6b676db in start_thread (arg=0x7fffe619d700) at
pthread_create.c:463
#9 0x00007ffff60e688f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
In general the stream is pretty skippy, so I wonder if there's some sort of
periodic restarting issue happening
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