transmission crashed with SIGSEGV in g_type_check_instance_cast()

[hexa-]

Binary package hint: transmission

Not really sure if it is a duplicate of #630679, #638166 or so.

Transmission crashed while editing a torrent concerning which parts of it to download. Checking and Unchecking Check-Boxes.

ProblemType: Crash
DistroRelease: Ubuntu 10.10
Package: transmission-gtk 2.04-0ubuntu2
ProcVersionSignature: Ubuntu 2.6.35-22.32-generic 2.6.35.4
Uname: Linux 2.6.35-22-generic x86_64
NonfreeKernelModules: nvidia
Architecture: amd64
Date: Thu Sep 23 10:36:19 2010
ExecutablePath: /usr/bin/transmission
InstallationMedia: Ubuntu 10.04 LTS "Lucid Lynx" - Release amd64 (20100427.1)
ProcCmdline: transmission
ProcEnviron:
 LANG=de_DE.UTF-8
 SHELL=/bin/bash
SegvAnalysis:
 Segfault happened at: 0x7f6e04ed8691 <g_type_check_instance_cast+49>: mov (%rdi),%rax
 PC (0x7f6e04ed8691) ok
 source "(%rdi)" (0x00656361) not located in a known VMA region (needed readable region)!
 destination "%rax" ok
SegvReason: reading unknown VMA
Signal: 11
SourcePackage: transmission
StacktraceTop:
 g_type_check_instance_cast (type_instance=0x656361, iface_type=11621536) at /build/buildd/glib2.0-2.25.15/gobject/gtype.c:3969
 ?? ()
 ?? () from /usr/lib/libgtk-x11-2.0.so.0
 ?? () from /usr/lib/libgtk-x11-2.0.so.0
 g_closure_invoke (closure=0x11f8960, return_value=0x0, n_param_values=3, param_values=0x12dc400, invocation_hint=0x7fffdb8d0940) at /build/buildd/glib2.0-2.25.15/gobject/gclosure.c:766
Title: transmission crashed with SIGSEGV in g_type_check_instance_cast()
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare vboxusers

[Apport retracing service (apport)]

StacktraceTop:
 g_type_check_instance_cast (type_instance=0x656361, iface_type=11621536)
 trackerVisibleFunc (model=0x12b2d10,
 ?? () from /usr/lib/libgtk-x11-2.0.so.0
 ?? () from /usr/lib/libgtk-x11-2.0.so.0
 g_closure_invoke (closure=0x11f8960,

[Charles Kerr (charlesk)]

The key element of the retrace:

Thread 1 (process 24540):
#0 g_type_check_instance_cast (type_instance=0x656361, iface_type=11621536)
    at /build/buildd/glib2.0-2.25.15/gobject/gtype.c:3969
No locals.
#1 0x00000000004214d1 in trackerVisibleFunc (model=0x12b2d10,
    iter=0x7fffdb8d0760, data=0x10d4000) at details.c:1911
 isBackup = 32622
#2 0x00007f6e061b59cc in ?? () from /usr/lib/libgtk-x11-2.0.so.0
No symbol table info available.
#3 0x00007f6e061b7a14 in ?? () from /usr/lib/libgtk-x11-2.0.so.0
No symbol table info available.

[Charles Kerr (charlesk)]

hexa: your guess was a good one -- this does look like a dupe of bug 630679. Both are dying in a cast inside of trackerVisibleFunc().