rhythmbox crashed with SIGSEGV in g_type_check_instance_cast()

[Vadim Peretokin]

Crashed when I tried enabling DAAP sharing in the DAAP plugin.

ProblemType: Crash
DistroRelease: Ubuntu 11.10
Package: rhythmbox 2.90.1~20110908-0ubuntu1
Uname: Linux 3.1.0-030100rc10-generic x86_64
NonfreeKernelModules: nvidia
ApportVersion: 1.23-0ubuntu4
Architecture: amd64
Date: Wed Nov 2 18:40:22 2011
EcryptfsInUse: Yes
ExecutablePath: /usr/bin/rhythmbox
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Beta amd64 (20110413)
ProcCmdline: rhythmbox
ProcEnviron:
 LANGUAGE=en_CA:en
 PATH=(custom, user)
 LANG=en_CA.UTF-8
 SHELL=/bin/bash
SegvAnalysis:
 Segfault happened at: 0x7fad3ccd254c <g_type_check_instance_cast+28>: mov (%rax),%rbp
 PC (0x7fad3ccd254c) ok
 source "(%rax)" (0x6f6e672f67726f2f) not located in a known VMA region (needed readable region)!
 destination "%rbp" ok
SegvReason: reading unknown VMA
Signal: 11
SourcePackage: rhythmbox
StacktraceTop:
 g_type_check_instance_cast () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
 rb_playlist_manager_get_playlists () from /usr/lib/librhythmbox-core.so.4
 rb_dmap_container_db_adapter_new () from /usr/lib/rhythmbox/plugins/daap/libdaap.so
 ?? () from /usr/lib/rhythmbox/plugins/daap/libdaap.so
 g_closure_invoke () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
Title: rhythmbox crashed with SIGSEGV in g_type_check_instance_cast()
UpgradeStatus: Upgraded to oneiric on 2011-10-19 (13 days ago)
UserGroups: adm admin cdrom dialout lpadmin netdev plugdev sambashare vboxusers

[Apport retracing service (apport)]

StacktraceTop:
 g_type_check_instance_cast (type_instance=0x14b1930, iface_type=15342112) at /build/buildd/glib2.0-2.30.0/./gobject/gtype.c:3985
 rb_playlist_manager_get_playlists (mgr=0x14a5630) at rb-playlist-manager.c:1331
 rb_dmap_container_db_adapter_new (playlist_manager=0x14a5630) at rb-dmap-container-db-adapter.c:176
 create_share (shell=<optimized out>) at rb-daap-sharing.c:102
 g_closure_invoke (closure=0x149d3b0, return_value=0x0, n_param_values=2, param_values=0x25a00f0, invocation_hint=<optimized out>) at /build/buildd/glib2.0-2.30.0/./gobject/gclosure.c:774