Ubuntu
pulseaudio package

[module-dbus-protocol] pulseaudio crashed with SIGSEGV in pa_idxset_string_hash_func()

Bug #1213369 reported by Antti Kaijanmäki
10
This bug affects 1 person
Affects Status Importance Assigned to Milestone
pulseaudio (Ubuntu)
Fix Released
Medium
David Henningsson

Bug Description

.

ProblemType: Crash
DistroRelease: Ubuntu 13.10
Package: pulseaudio 1:4.0-0ubuntu1
ProcVersionSignature: Ubuntu 3.11.0-1.4-generic 3.11.0-rc4
Uname: Linux 3.11.0-1-generic x86_64
ApportVersion: 2.12-0ubuntu3
Architecture: amd64
AudioDevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC1: antti 32451 F.... pulseaudio
 /dev/snd/controlC0: antti 32451 F.... pulseaudio
Date: Sat Aug 17 16:04:29 2013
ExecutablePath: /usr/bin/pulseaudio
InstallationDate: Installed on 2013-08-06 (10 days ago)
InstallationMedia: Ubuntu 13.10 "Saucy Salamander" - Alpha amd64 (20130805)
MarkForUpload: True
ProcCmdline: /usr/bin/pulseaudio --start --log-target=syslog
SegvAnalysis:
 Segfault happened at: 0x7fa0d52cd2b0 <pa_idxset_string_hash_func>: movsbl (%rdi),%ecx
 PC (0x7fa0d52cd2b0) ok
 source "(%rdi)" (0x025e1960) not located in a known VMA region (needed readable region)!
 destination "%ecx" ok
SegvReason: reading unknown VMA
Signal: 11
SourcePackage: pulseaudio
StacktraceTop:
 pa_idxset_string_hash_func () from /usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-4.0.so
 ?? () from /usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-4.0.so
 pa_hashmap_remove_all () from /usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-4.0.so
 pa_hashmap_free () from /usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-4.0.so
 pa_dbusiface_card_free () from /usr/lib/pulse-4.0/modules/module-dbus-protocol.so
Title: pulseaudio crashed with SIGSEGV in pa_idxset_string_hash_func()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo
dmi.bios.date: 05/15/2013
dmi.bios.vendor: Dell Inc.
dmi.bios.version: A09
dmi.board.name: 0PJHXN
dmi.board.vendor: Dell Inc.
dmi.board.version: A00
dmi.chassis.type: 8
dmi.chassis.vendor: Dell Inc.
dmi.chassis.version: 0.1
dmi.modalias: dmi:bvnDellInc.:bvrA09:bd05/15/2013:svnDellInc.:pnDellSystemXPSL322X:pvr:rvnDellInc.:rn0PJHXN:rvrA00:cvnDellInc.:ct8:cvr0.1:
dmi.product.name: Dell System XPS L322X
dmi.sys.vendor: Dell Inc.

Revision history for this message
Antti Kaijanmäki (kaijanmaki) wrote :
Revision history for this message
Apport retracing service (apport) wrote :

StacktraceTop:
 pa_idxset_string_hash_func (p=0x25e1960) at pulsecore/idxset.c:67
 remove_entry (h=h@entry=0x25b3080, e=0x24790d0) at pulsecore/hashmap.c:93
 pa_hashmap_remove_all (h=h@entry=0x25b3080, free_cb=0x7fa0c2fb13f0 <pa_dbusiface_card_profile_free>) at pulsecore/hashmap.c:203
 pa_hashmap_free (h=0x25b3080, free_cb=<optimized out>) at pulsecore/hashmap.c:107
 pa_dbusiface_card_free (c=c@entry=0x23f95d0) at modules/dbus/iface-card.c:553

Revision history for this message
Apport retracing service (apport) wrote : Stacktrace.txt
Revision history for this message
Apport retracing service (apport) wrote : StacktraceSource.txt
Revision history for this message
Apport retracing service (apport) wrote : ThreadStacktrace.txt
Changed in pulseaudio (Ubuntu):
importance: Undecided → Medium
tags: removed: need-amd64-retrace
Daniel Letzeisen (dtl131)
information type: Private → Public
Revision history for this message
David Henningsson (diwic) wrote : Re: pulseaudio crashed with SIGSEGV in pa_idxset_string_hash_func()

Okay, so it appears module-dbus-protocol wasn't completely fixed, as I thought. It is still crashy.

(In this case it crashes on removal of the card, but while doing so, it references the card's name, which has already been freed.)

So maybe I need to remove module-dbus-protocol again...

Changed in pulseaudio (Ubuntu):
status: New → Triaged
summary: - pulseaudio crashed with SIGSEGV in pa_idxset_string_hash_func()
+ [module-dbus-protocol] pulseaudio crashed with SIGSEGV in
+ pa_idxset_string_hash_func()
Revision history for this message
Raymond (superquad-vortex2) wrote :

[ 235.820137] snd-usb-audio 3-1:1.0: no reset_resume for driver snd-usb-audio?
[ 235.820139] snd-usb-audio 3-1:1.1: no reset_resume for driver snd-usb-audio?
[ 235.820140] snd-usb-audio 3-1:1.2: no reset_resume for driver snd-usb-audio?
[ 235.963224] PM: resume of devices complete after 1010.551 msecs

David Henningsson (diwic)
Changed in pulseaudio (Ubuntu):
status: Triaged → Fix Committed
assignee: nobody → David Henningsson (diwic)
Revision history for this message
Launchpad Janitor (janitor) wrote :

This bug was fixed in the package pulseaudio - 1:4.0-0ubuntu6

---------------
pulseaudio (1:4.0-0ubuntu6) saucy; urgency=low

  * Three crash fixes from upstream:
    0102-combine-Fix-crash-in-output-freeing.patch:
    - Fix crash in module-combine-sink (LP: #1228759)
    0103-resampler-Fix-peaks-resampler-s-channel-handling.patch:
    - Fix crash in peak resampler (LP: #1212019)
    0104-default-system.pa-Do-not-load-module-dbus-protocol.patch:
    - module-dbus-protocol is still crashy, unfortunately (LP: #1213369)
 -- David Henningsson <email address hidden> Mon, 30 Sep 2013 15:59:20 +0200

Changed in pulseaudio (Ubuntu):
status: Fix Committed → Fix Released
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