nautilus crashed with SIGSEGV in g_type_check_instance_is_a()

[FrenchNux]

hi,

With 2 windows Opened
on ubuntu 11.10 x64

ProblemType: Crash
DistroRelease: Ubuntu 11.10
Package: ubuntuone-client-gnome 2.0.1-0ubuntu1
ProcVersionSignature: Ubuntu 3.0.0-12.20-generic 3.0.4
Uname: Linux 3.0.0-12-generic x86_64
NonfreeKernelModules: nvidia
ApportVersion: 1.23-0ubuntu2
Architecture: amd64
Date: Sat Oct 8 17:27:26 2011
ExecutablePath: /usr/bin/nautilus
ProcCmdline: nautilus -n
ProcEnviron:
 PATH=(custom, no user)
 LANG=fr_FR.UTF-8
 SHELL=/bin/bash
SegvAnalysis:
 Segfault happened at: 0x7f3a75220f40 <g_type_check_instance_is_a+112>: testb $0x4,0x16(%rdi)
 PC (0x7f3a75220f40) ok
 source "$0x4" ok
 destination "0x16(%rdi)" (0x75746e75626a) not located in a known VMA region (needed writable region)!
SegvReason: writing unknown VMA
Signal: 11
SourcePackage: ubuntuone-client-gnome
StacktraceTop:
 g_type_check_instance_is_a () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
 nautilus_file_info_invalidate_extension_info () from /usr/lib/libnautilus-extension.so.1
 file_watcher_update_path () from /usr/lib/nautilus/extensions-3.0/libnautilus-ubuntuone.so
 g_closure_invoke () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
 ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
Title: nautilus crashed with SIGSEGV in g_type_check_instance_is_a()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare

[Apport retracing service (apport)]

StacktraceTop:
 g_type_check_instance_is_a (type_instance=<optimized out>, iface_type=<optimized out>) at /build/buildd/glib2.0-2.30.0/./gobject/gtype.c:3952
 nautilus_file_info_invalidate_extension_info (file=0x1bd5610) at nautilus-file-info.c:262
 file_watcher_update_path (watcher=0x1168870, path=0x2023180 "/home/christophe/Musique") at file-watcher.c:373
 g_closure_invoke (closure=0x124f370, return_value=0x0, n_param_values=3, param_values=0x7f3a50053cf0, invocation_hint=<optimized out>) at /build/buildd/glib2.0-2.30.0/./gobject/gclosure.c:774
 signal_emit_unlocked_R (node=<optimized out>, detail=0, instance=0x7f3a60002d00, emission_return=0x0, instance_and_params=0x7f3a50053cf0) at /build/buildd/glib2.0-2.30.0/./gobject/gsignal.c:3272

[Launchpad Janitor (janitor)]

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

[Manish-Raj (twas6263)]

This problem is also present in Ubuntu 12.04 Beta 1 ( Quantal ).

manish-raj@manishraj-Inspiron-1012:~$ lsb_release -rd
Description: Ubuntu quantal (development branch)
Release: 12.10

manish-raj@manishraj-Inspiron-1012:~$ apt-cache policy ubuntuone-client-gnome
ubuntuone-client-gnome:
  Installed: 3.99.90-0ubuntu2
  Candidate: 3.99.90-0ubuntu2
  Version table:
 *** 3.99.90-0ubuntu2 0
        500 http://archive.ubuntu.com/ubuntu/ quantal/main i386 Packages
        100 /var/lib/dpkg/status

[Manish-Raj (twas6263)]

I meant to say Ubuntu 12.10 Beta 1 in comment #6 .