pulseaudio crashed with SIGABRT in memblock_free()

[Eric Casteleijn]

Happened when playing music, seems like it may be related to some of the other pulseaudio crashes, but I'm not 100% sure.

ProblemType: Crash
DistroRelease: Ubuntu 12.04
Package: pulseaudio 1:1.1-0ubuntu10
ProcVersionSignature: Ubuntu 3.2.0-17.26-genUser Name 3.2.6
Uname: Linux 3.2.0-17-generic x86_64
AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.24.
ApportVersion: 1.93-0ubuntu2
Architecture: amd64
AudioDevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC1: eric 22391 F.... pulseaudio
 /dev/snd/controlC3: eric 22391 F.... pulseaudio
 /dev/snd/controlC0: eric 22391 F.... pulseaudio
 /dev/snd/controlC2: eric 22391 F.... pulseaudio
Card0.Amixer.info:
 Card hw:0 'Intel'/'HDA Intel at 0xfbbf4000 irq 57'
   Mixer name : 'Realtek ALC892'
   Components : 'HDA:10ec0892,10280482,00100302'
   Controls : 46
   Simple ctrls : 21
Card1.Amixer.info:
 Card hw:1 'Headset'/'Logitech Logitech USB Headset at usb-0000:00:1a.1-1, full speed'
   Mixer name : 'USB Mixer'
   Components : 'USB046d:0a0b'
   Controls : 6
   Simple ctrls : 2
Card2.Amixer.info:
 Card hw:2 'AW1'/'BeAutiful Qing Audioengine AW1 at usb-0000:00:1a.2-1, full speed'
   Mixer name : 'USB Mixer'
   Components : 'USB08bb:2704'
   Controls : 2
   Simple ctrls : 1
Card3.Amixer.info:
 Card hw:3 'Generic'/'HD-Audio Generic at 0xfbefc000 irq 58'
   Mixer name : 'ATI R6xx HDMI'
   Components : 'HDA:1002aa01,00aa0100,00100200'
   Controls : 6
   Simple ctrls : 1
Card3.Amixer.values:
 Simple mixer control 'IEC958',0
   Capabilities: pswitch pswitch-joined penum
   Playback channels: Mono
   Mono: Playback [on]
CrashCounter: 1
Date: Fri Feb 24 10:47:00 2012
ExecutablePath: /usr/bin/pulseaudio
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Release amd64 (20111012)
ProcCmdline: /usr/bin/pulseaudio --start --log-target=syslog
Signal: 6
SourcePackage: pulseaudio
StacktraceTop:
 ?? () from /lib/x86_64-linux-gnu/libc.so.6
 abort () from /lib/x86_64-linux-gnu/libc.so.6
 pa_memblock_unref () from /usr/lib/x86_64-linux-gnu/libpulsecommon-1.1.so
 pa_sink_input_peek () from /usr/lib/libpulsecore-1.1.so
 ?? () from /usr/lib/libpulsecore-1.1.so
Title: pulseaudio crashed with SIGABRT in abort()
UpgradeStatus: Upgraded to precise on 2012-01-05 (49 days ago)
UserGroups: adm admin cdrom dialout lpadmin plugdev pulse pulse-access sambashare
dmi.bios.date: 05/26/2010
dmi.bios.vendor: Dell Computer Corporation
dmi.bios.version: A02
dmi.board.name: 05DN3X
dmi.board.vendor: Dell Inc.
dmi.board.version: A00
dmi.chassis.type: 3
dmi.chassis.vendor: Dell Inc.
dmi.chassis.version: Not Specified
dmi.modalias: dmi:bvnDellComputerCorporation:bvrA02:bd05/26/2010:svnDellInc.:pnStudioXPS9100:pvr00:rvnDellInc.:rn05DN3X:rvrA00:cvnDellInc.:ct3:cvrNotSpecified:
dmi.product.name: Studio XPS 9100
dmi.product.version: 00
dmi.sys.vendor: Dell Inc.

[Apport retracing service (apport)]

StacktraceTop:
 memblock_free (b=<optimized out>) at pulsecore/memblock.c:558
 pa_memblock_unref (b=0x7f9b4c75f000) at pulsecore/memblock.c:595
 pa_sink_input_peek (i=0x26556b0, slength=30848, chunk=0x7f9b56bb3690, volume=0x7f9b56bb36a8) at pulsecore/sink-input.c:897
 fill_mix_info (s=0x2596bf0, length=0x7f9b56bb5d38, info=0x7f9b56bb3690, maxinfo=32) at pulsecore/sink.c:917
 pa_sink_render_into (s=0x2596bf0, target=0x7f9b56bb5d90) at pulsecore/sink.c:1156