pulseaudio crashed with SIGSEGV in strcmp()

Bug #438493 reported by Steven Walter
10
This bug affects 1 person
Affects Status Importance Assigned to Milestone
pulseaudio (Ubuntu)
New
Undecided
Unassigned

Bug Description

Binary package hint: pulseaudio

Crash occurred immediately after pairing with a Motorola H500 headset over bluetooth. Crash is readily reproducible by removing bluetooth device and repairing.

ProblemType: Crash
Architecture: amd64
AudioDevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC2: srwalter 1665 F.... pulseaudio
 /dev/snd/controlC1: srwalter 1665 F.... pulseaudio
 /dev/snd/controlC0: srwalter 1665 F.... pulseaudio
Card0.Amixer.info:
 Card hw:0 'SB'/'HDA ATI SB at 0xfe024000 irq 16'
   Mixer name : 'Realtek ALC888'
   Components : 'HDA:10ec0888,147b0000,00100001'
   Controls : 35
   Simple ctrls : 20
Card1.Amixer.info:
 Card hw:1 'CX8801'/'Conexant CX8801 at 0xfb000000'
   Mixer name : 'CX88'
   Components : ''
   Controls : 3
   Simple ctrls : 2
Card2.Amixer.info:
 Card hw:2 'CMI8738'/'C-Media CMI8738 (model 55) at 0xce00, irq 23'
   Mixer name : 'CMedia PCI'
   Components : ''
   Controls : 41
   Simple ctrls : 22
CrashCounter: 1
Date: Mon Sep 28 22:07:28 2009
DistroRelease: Ubuntu 9.10
ExecutablePath: /usr/bin/pulseaudio
NonfreeKernelModules: nvidia
Package: pulseaudio 1:0.9.18-0ubuntu3
ProcCmdline: /usr/bin/pulseaudio --start --log-target=syslog
ProcEnviron:
 LANG=en_US.UTF-8
 PATH=(custom, no user)
 SHELL=/bin/false
ProcVersionSignature: Ubuntu 2.6.31-11.36-generic
SegvAnalysis:
 Segfault happened at: 0x7fef95b89e20 <strcmp>: mov (%rdi),%al
 PC (0x7fef95b89e20) ok
 source "(%rdi)" (0x00000000) not located in a known VMA region (needed readable region)!
 destination "%al" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: pulseaudio
StacktraceTop:
 strcmp () from /lib/libc.so.6
 module_bluetooth_device_LTX_pa__init ()
 pa_module_load ()
 ?? ()
 pa_hook_fire () from /usr/lib/libpulsecore-0.9.18.so
Title: pulseaudio crashed with SIGSEGV in strcmp()
Uname: Linux 2.6.31-11-generic x86_64
UserGroups:

Revision history for this message
Steven Walter (stevenrwalter) wrote :
Revision history for this message
Apport retracing service (apport) wrote : This bug is a duplicate

Thank you for taking the time to report this crash and helping to make Ubuntu better. This particular crash has already been reported and is a duplicate of bug #437293, so is being marked as such. Please look at the other bug report to see if there is any missing information that you can provide, or to see if there is a workaround for the bug. Additionally, any further discussion regarding the bug should occur in the other report. Please continue to report any other bugs you may find.

visibility: private → public
tags: removed: need-amd64-retrace
Revision history for this message
Steven Walter (stevenrwalter) wrote :

I'm assuming that the duplicate status is wrong, because I can't see the bug that I'm dup'ed against. Is the other bug not public?

Revision history for this message
Daniel T Chen (crimsun) wrote : Re: [Bug 438493] Re: pulseaudio crashed with SIGSEGV in strcmp()

On Mon, Sep 28, 2009 at 11:12 PM, Steven Walter <email address hidden> wrote:
> I'm assuming that the duplicate status is wrong, because I can't see the
> bug that I'm dup'ed against.  Is the other bug not public?

It's marked private.

Revision history for this message
Daniel T Chen (crimsun) wrote :

On Mon, Sep 28, 2009 at 11:12 PM, Steven Walter <email address hidden> wrote:
> I'm assuming that the duplicate status is wrong, because I can't see the
> bug that I'm dup'ed against.  Is the other bug not public?

Please test the version of PA in the ubuntu-audio-dev once it has
successfully built for your $arch.

Revision history for this message
Daniel T Chen (crimsun) wrote :

On Wed, Sep 30, 2009 at 2:03 PM, Steven Walter <email address hidden> wrote:
> On Wed, Sep 30, 2009 at 1:56 PM, Daniel Chen <email address hidden> wrote:
>> Okay, to summarize, the version of PA in the ubuntu-audio-dev PPA does
>> _not_ crash after pairing a BT device for audio, and the BT device
>> _does_ appear in the output devices tab of pavucontrol, correct?
>
> Correct.

Great, thanks for confirming.

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