pulseaudio crashed with SIGSEGV in pa_hashmap_get() from pa_proplist_gets() from publish_service() from once_callback() from dispatch_defer()

[Jaroslav Svoboda]

https://errors.ubuntu.com/problem/81f2b8597aa91cc904dafb7f0ea2b38a8755f27d

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I am using Nvidia 960 GTX HDMI and Onkyo TX-NR708. Problems occurs when I turn off the monitors and receiver and then turn them up again. Receiver display says it has no signal. Using Ubuntu Gnome 17.04.

ProblemType: Crash
DistroRelease: Ubuntu 17.04
Package: pulseaudio 1:10.0-1ubuntu2
ProcVersionSignature: Ubuntu 4.10.0-14.16-generic 4.10.3
Uname: Linux 4.10.0-14-generic x86_64
NonfreeKernelModules: nvidia_uvm nvidia_drm nvidia_modeset nvidia
ApportVersion: 2.20.4-0ubuntu3
Architecture: amd64
AudioDevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC2: jaroslav 2085 F.... pulseaudio
 /dev/snd/controlC1: jaroslav 2085 F.... pulseaudio
 /dev/snd/controlC0: jaroslav 2085 F.... pulseaudio
CurrentDesktop: GNOME
Date: Tue Apr 4 17:43:54 2017
EcryptfsInUse: Yes
ExecutablePath: /usr/bin/pulseaudio
InstallationDate: Installed on 2017-01-14 (79 days ago)
InstallationMedia: Ubuntu-GNOME 16.10 "Yakkety Yak" - Release amd64 (20161012.1)
ProcCmdline: /usr/bin/pulseaudio --start --log-target=syslog
Signal: 11
SourcePackage: pulseaudio
StacktraceTop:
 pa_hashmap_get () from /usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-10.0.so
 pa_proplist_gets () from /usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-10.0.so
 ?? () from /usr/lib/pulse-10.0/modules/module-zeroconf-publish.so
 ?? () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
 pa_mainloop_dispatch () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
Title: pulseaudio crashed with SIGSEGV in pa_hashmap_get()
UpgradeStatus: Upgraded to zesty on 2017-03-03 (31 days ago)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo
dmi.bios.date: 04/12/2016
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: P3.40
dmi.board.name: Z87 Extreme4
dmi.board.vendor: ASRock
dmi.chassis.asset.tag: To Be Filled By O.E.M.
dmi.chassis.type: 3
dmi.chassis.vendor: To Be Filled By O.E.M.
dmi.chassis.version: To Be Filled By O.E.M.
dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrP3.40:bd04/12/2016:svnToBeFilledByO.E.M.:pnToBeFilledByO.E.M.:pvrToBeFilledByO.E.M.:rvnASRock:rnZ87Extreme4:rvr:cvnToBeFilledByO.E.M.:ct3:cvrToBeFilledByO.E.M.:
dmi.product.name: To Be Filled By O.E.M.
dmi.product.version: To Be Filled By O.E.M.
dmi.sys.vendor: To Be Filled By O.E.M.
modified.conffile..etc.pulse.daemon.conf: [modified]
mtime.conffile..etc.pulse.daemon.conf: 2017-04-04T01:35:13.779746

[Apport retracing service (apport)]

StacktraceTop:
 pa_hashmap_get (h=h@entry=0x180, key=key@entry=0x7f1d4a9c6d28) at pulsecore/hashmap.c:182
 pa_proplist_gets (p=0x180, key=key@entry=0x7f1d4a9c6d28 "device.description") at pulse/proplist.c:283
 publish_service (api=<optimized out>, service=0x55e4d289b910) at modules/module-zeroconf-publish.c:318
 once_callback (m=0x55e4d2740688, e=0x55e4d2752780, userdata=<optimized out>) at pulse/mainloop-api.c:45
 dispatch_defer (m=0x55e4d2740630) at pulse/mainloop.c:680

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.

[Daniel van Vugt (vanvugt)]

Now being tracked in:
https://errors.ubuntu.com/problem/81f2b8597aa91cc904dafb7f0ea2b38a8755f27d