Curl

Segfault in curl_multi_cleanup error() when multi->closure_handle is NULL

Bug #1124508 reported by HsH on 2013-02-13

388

This bug affects 71 people

	Status	Importance	Assigned to	Milestone
Curl	New	Undecided	Unassigned
curl (Ubuntu)	Fix Released	High	Barry Warsaw	Ubuntu ubuntu-13.04-beta-1
transmission (Ubuntu)	Invalid	Medium	Unassigned

Bug Description

Lubuntu 13.04
Transmission 2.76

ProblemType: Crash
DistroRelease: Ubuntu 13.04
Package: transmission-gtk 2.76-0ubuntu1
ProcVersionSignature: Ubuntu 3.8.0-6.11-generic 3.8.0-rc7
Uname: Linux 3.8.0-6-generic i686
ApportVersion: 2.8-0ubuntu4
Architecture: i386
CasperVersion: 1.330
Date: Wed Feb 13 20:51:27 2013
ExecutablePath: /usr/bin/transmission-gtk
LiveMediaBuild: Lubuntu 13.04 "Raring Ringtail" - Alpha i386 (20130213)
MarkForUpload: True
ProcCmdline: transmission-gtk
ProcEnviron:
PATH=(custom, no user)
XDG_RUNTIME_DIR=<set>
LANG=ru_RU.UTF-8
SHELL=/bin/bash
SegvAnalysis: Skipped: missing required field "Disassembly"
Signal: 11
SourcePackage: transmission
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo

Tags:

Related branches

lp://staging/ubuntu/raring/curl

Revision history for this message

HsH (hsh) wrote on 2013-02-13:

Dependencies.txt Edit (6.8 KiB, text/plain; charset="utf-8")
ProcMaps.txt Edit (33.8 KiB, text/plain; charset="utf-8")
ProcStatus.txt Edit (801 bytes, text/plain; charset="utf-8")

information type:

Private → Public

Revision history for this message

Apport retracing service (apport) wrote on 2013-02-15:

StacktraceTop:
curl_multi_cleanup (multi_handle=multi_handle@entry=0xb310a610) at multi.c:1776
tr_webThreadFunc (vsession=0xb827d340) at web.c:439
ThreadFunc (_t=0xb3b015c0) at platform.c:118
start_thread (arg=0xb3affb40) at pthread_create.c:311
clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131

Revision history for this message

Apport retracing service (apport) wrote on 2013-02-15: Stacktrace.txt

Stacktrace.txt Edit (1.1 KiB, text/plain)

Revision history for this message

Apport retracing service (apport) wrote on 2013-02-15: StacktraceSource.txt

StacktraceSource.txt Edit (1.1 KiB, text/plain)

Revision history for this message

Apport retracing service (apport) wrote on 2013-02-15: ThreadStacktrace.txt

ThreadStacktrace.txt Edit (12.8 KiB, text/plain)

Changed in transmission (Ubuntu):
importance:	Undecided → Medium
tags:	removed: need-i386-retrace

Revision history for this message

Charles Kerr (charlesk) wrote on 2013-02-15: Re: Transmission crashes on logout

This is a bug in the curl_multi_cleanup() implementation in the new version of CURL.

Upstream fix: https://github.com/bagder/curl/commit/da3fc1ee91de656a30f3a12de394bcba55119872#lib/multi.c

Upstream bug: http://sourceforge.net/p/curl/bugs/1194/

Revision history for this message

Launchpad Janitor (janitor) wrote on 2013-02-17:

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

Changed in transmission (Ubuntu):
status:	New → Confirmed

Daniel Letzeisen (dtl131) on 2013-02-17

summary:

- Transmission crashes on logout
+ Transmission crashes on exit [curl_multi_cleanup error]

Andrea Corbellini (andrea.corbellini) on 2013-02-17

Changed in curl (Ubuntu):
status:	New → Triaged
importance:	Undecided → Medium
Changed in transmission (Ubuntu):
status:	Confirmed → Invalid

Apport retracing service (apport) on 2013-02-20

tags:

added: running-unity

Julian Taylor (jtaylor) on 2013-02-28

tags:

added: patch

Revision history for this message

Ubuntu QA Website (ubuntuqa) wrote on 2013-03-04: Re: Transmission crashes on exit [curl_multi_cleanup error]

This bug has been reported on the Ubuntu ISO testing tracker.

A list of all reports related to this bug can be found here:
http://iso.qa.ubuntu.com/qatracker/reports/bugs/1124508

tags:

added: iso-testing

Apport retracing service (apport) on 2013-03-08

tags:

added: bugpattern-needed

Revision history for this message

Cyberjunky (cyberjunkynl) wrote on 2013-03-12:

Please fix this for 13.04 release, all projects which use libcurl can/will crash on exit...
Fix is already made upstream...

Revision history for this message

ctrl (vlad-z-4096) wrote on 2013-03-21:

#10

Affects amd64 as well.

Revision history for this message

Ian Ross (iankross) wrote on 2013-03-27:

#11

just loading after a fresh install

Revision history for this message

Barry Warsaw (barry) wrote on 2013-04-03:

#12

This is probably what's causing pycurl to crash in LP: #1163609

Changed in curl (Ubuntu):
assignee:	nobody → Barry Warsaw (barry)
status:	Triaged → In Progress
importance:	Medium → High
milestone:	none → ubuntu-13.04-beta-1

Barry Warsaw (barry) on 2013-04-03

summary:

- Transmission crashes on exit [curl_multi_cleanup error]
+ Segfault in curl_multi_cleanup error() when multi->closure_handle is
+ NULL

Revision history for this message

Launchpad Janitor (janitor) wrote on 2013-04-04:

#13

This bug was fixed in the package curl - 7.29.0-1ubuntu2

---------------
curl (7.29.0-1ubuntu2) raring; urgency=low

  * debian/patches/08_lp1124508.patch: Backport fix for upstream bug 1194,
    segfault in curl_multi_cleanup() when multi->closure_handle is NULL.
    (LP: #1124508)
-- Barry Warsaw <email address hidden> Wed, 03 Apr 2013 17:26:06 -0400

Changed in curl (Ubuntu):
status:	In Progress → Fix Released

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