transmission crashed with SIGSEGV in g_closure_invoke()

Bug #334104 reported by RuiDC on 2009-02-25
This bug affects 1 person
Affects Status Importance Assigned to Milestone
Fix Released
transmission (Ubuntu)

Bug Description

Binary package hint: transmission

Had just clicked on the flashing window from a completion when it crashed.

ProblemType: Crash
Architecture: amd64
DistroRelease: Ubuntu 9.04
ExecutablePath: /usr/bin/transmission
Package: transmission-gtk 1.42-0ubuntu1
ProcCmdline: transmission
 PATH=(custom, user)
Signal: 11
SourcePackage: transmission
 ?? ()
 ?? () from /usr/lib/
 g_closure_invoke ()
 ?? () from /usr/lib/
 g_signal_emit_valist ()
Title: transmission crashed with SIGSEGV in g_closure_invoke()
Uname: Linux 2.6.28-8-generic x86_64
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare

RuiDC (ruidc) wrote :

StacktraceTop:marshal_dbus_message_to_g_marshaller (
IA__g_closure_invoke (closure=0x1e9a0b0,
signal_emit_unlocked_R (node=0x1691960, detail=663,
IA__g_signal_emit_valist (instance=0x1678230,
IA__g_signal_emit (instance=0x7f1d24069a40,

Changed in transmission:
importance: Undecided → Medium
Hew (hew) wrote :

Thanks for your report. Does the problem still exist with Ubuntu Jaunty and transmission 1.51-0ubuntu1?

Changed in transmission:
status: New → Incomplete
RuiDC (ruidc) wrote :

the bug has only happened on jaunty and the older version of transmission.

As the fault is not easily reproducible, i have not had it on 1.51.

Charles Kerr (charlesk) wrote :

I'm not exactly sure *how* it happened -- I think that part may be fixed in newer releases --
but looking at the stack trace, it's clearly a crash being caused by dereferencing a null

> #0 notifyCallback (n=<value optimized out>, action=<value optimized out>,
> gdata=<value optimized out>) at notify.c:54
> tor = (tr_torrent *) 0x0
> info = (const tr_info *) 0x0

and, a few lines later, we have this:

> char * path = g_build_filename( dir, info->files[0].name, NULL );

We can prevent the crash by adding some NULL safeguards.

Changed in transmission (Ubuntu):
status: Incomplete → Confirmed
Charles Kerr (charlesk) wrote :

Fix committed upstream in r8670 for 1.72

Changed in transmission:
status: Unknown → Fix Released
RuiDC (ruidc) wrote :

thanks, am using deluge ATM, but will return one day to re-evaluate.


Charles Kerr (charlesk) wrote :


Changed in transmission (Ubuntu):
status: Confirmed → Fix Committed
Launchpad Janitor (janitor) wrote :

This bug was fixed in the package transmission - 1.72-1ubuntu1

transmission (1.72-1ubuntu1) karmic; urgency=low

  * Merge from debian unstable (LP: #388377), remaining changes:
    - debian/control:
      + Added replaces & provides clutch (now included as part of transmission).
      + add quilt, liblaunchpad-integration and libtool to Build-Depends
    - debian/rules:
      + Create a PO template during package build.
      + re-enable quilt
      + run autoreconf for launchpad-integration
    - debian/patches/01_lpi.patch:
      + Integrate Transmission with Launchpad
    - debian/patches/20_add_X-Ubuntu-Gettext-Domain.diff:
      + Add X-Ubuntu-Gettext-Domain to .desktop file.
  * Closes Launchpad bugs:
    - Use tooltip to notify user of added torrent (LP: #217171)
    - Transmission forgets torrent when adding several (LP: #259123)
    - Unable to sort files in torrent by Progress, Download nor Priority.
      (LP: #300359)
    - "Revert" and "Remove" uses same alt-key in Torrent Tracker Details
      (LP: #311064)
    - transmission crashed with SIGSEGV in g_closure_invoke() (LP: #334104)
    - Bring transmission to the top when adding a torrent (LP: #353777)
    - Focus should not be on "Don't ask me again" when I quit Transmission
      (LP: #359268)
    - [karmic] removing download items makes property window useless
      (LP: #385334)
    - transmission doesn't remember maximized state (LP: #385982)
    - Transmission 1.71 (8646) crashes when changing download speed
      (LP: #386877)
    - transmission: event.c:875: timeout_next: Assertion `tv->tv_usec >= 0'
      failed. (LP: #387564)

transmission (1.72-1) unstable; urgency=low

  * new upstream release: (closes:#533423)
    - Can now sort the file list by priority, download, and completeness
      (closes: #517872)
    - fixed race condition adding file from browser (closes: #500195)
  * debian/control: policy 3.8.2 (no changes)

 -- Krzysztof Klimonda <email address hidden> Tue, 16 Jun 2009 02:41:48 +0200

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