Could you get a valgrind log for the issue?
** Information type changed from Private to Public
** Changed in: gnome-control-center (Ubuntu)
Status: New => Incomplete
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https://bugs.launchpad.net/bugs/1766175
Title:
gnome-control-center crashed with SIGSEGV in
_pa_context_set_card_profile_by_index_cb()
Status in gnome-control-center package in Ubuntu:
Incomplete
Bug description:
g-c-c crashes if the (usb) audio device is detached while the "test
speakers" window is open.
ProblemType: Crash
DistroRelease: Ubuntu 18.04
Package: gnome-control-center 1:3.28.1-0ubuntu1
ProcVersionSignature: Ubuntu 4.15.0-15.16-generic 4.15.15
Uname: Linux 4.15.0-15-generic x86_64
NonfreeKernelModules: zfs zunicode zavl icp zcommon znvpair
ApportVersion: 2.20.9-0ubuntu5
Architecture: amd64
CurrentDesktop: ubuntu:GNOME
Date: Mon Apr 23 09:29:17 2018
ExecutablePath: /usr/bin/gnome-control-center
InstallationDate: Installed on 2016-01-12 (831 days ago)
InstallationMedia: Ubuntu 15.10 "Wily Werewolf" - Release amd64 (20151021)
ProcCmdline: gnome-control-center --overview
SegvAnalysis:
Segfault happened at: 0x7f6d980825a1 <__strlen_avx2+17>: vpcmpeqb
(%rdi),%ymm0,%ymm1
PC (0x7f6d980825a1) ok
source "(%rdi)" (0x00000002) not located in a known VMA region (needed
readable region)!
destination "%ymm0" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: gnome-control-center
StacktraceTop:
?? ()
?? () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
?? () from /usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-11.1.so
pa_pdispatch_run () from
/usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-11.1.so
?? () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
Title: gnome-control-center crashed with SIGSEGV in pa_pdispatch_run()
UpgradeStatus: Upgraded to bionic on 2018-04-05 (17 days ago)
UserGroups: libvirt libvirtd lxd sambashare sbuild sudo
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