nautilus crashed with SIGSEGV in g_object_ref()

[manzur]

Binary package hint: nautilus

this happened suddenly this morning

ProblemType: Crash
Architecture: amd64
Date: Mon Oct 5 12:57:56 2009
DistroRelease: Ubuntu 9.10
ExecutablePath: /usr/bin/nautilus
NonfreeKernelModules: nvidia
Package: nautilus 1:2.28.0-0ubuntu4
ProcCmdline: nautilus
ProcEnviron:
 PATH=(custom, user)
 LANG=en_US.UTF-8
 SHELL=/bin/bash
ProcVersionSignature: Ubuntu 2.6.31-11.38-generic
SegvAnalysis:
 Segfault happened at: 0x7f548184b681 <g_object_ref+17>: cmpq $0x50,(%rax)
 PC (0x7f548184b681) ok
 source "$0x50" ok
 destination "(%rax)" (0x700000008) not located in a known VMA region (needed writable region)!
SegvReason: writing unknown VMA
Signal: 11
SourcePackage: nautilus
StacktraceTop:
 g_object_ref () from /usr/lib/libgobject-2.0.so.0
 g_datalist_clear () from /lib/libglib-2.0.so.0
 g_object_unref () from /usr/lib/libgobject-2.0.so.0
 ?? ()
 g_closure_unref () from /usr/lib/libgobject-2.0.so.0
Title: nautilus crashed with SIGSEGV in g_object_ref()
Uname: Linux 2.6.31-11-generic x86_64
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare

[Apport retracing service (apport)]

StacktraceTop:g_object_ref () from /usr/lib/libgobject-2.0.so.0
g_datalist_clear () from /lib/libglib-2.0.so.0
g_object_unref () from /usr/lib/libgobject-2.0.so.0
extension_action_callback_data_free (data=0x1584090)
g_closure_unref () from /usr/lib/libgobject-2.0.so.0