Comment 2 for bug 871389

Sure, I think you are looking for this:

heiner@heiner-desktop:~$ banshee
[Info 13:35:58.996] Running Banshee 2.2.0: [Ubuntu oneiric (development branch) (linux-gnu, x86_64) @ 2011-09-23 04:47:58 UTC]
[Info 13:36:00.263] Updating web proxy from GConf
[Info 13:36:00.470] All services are started 1.152501
[Info 13:36:01.919] nereid Client Started
[Info 13:36:02.038] GStreamer version 0.10.35.0, gapless: True, replaygain: False
Device 0 (VID=05ac and PID=1297) is a Apple 0x1297.
[Info 13:36:07.203] Timed out trying to unmount {0} - Documents on Heiner's iPhone
LIBMTP WARNING: no MTP vendor extension on device 5 on bus 1LIBMTP WARNING: VendorExtensionID: 00000000LIBMTP WARNING: VendorExtensionDesc: Device has no vendor extensionsLIBMTP WARNING: this typically means the device is PTP (i.e. a camera) but not an MTP device at all. Trying to continue anyway.LIBMTP PANIC: could not inspect object property descriptions!
LIBMTP PANIC: could not inspect object property descriptions!
LIBMTP PANIC: could not inspect object property descriptions!
Stacktrace:

Native stacktrace:

 banshee() [0x4911ea]
 banshee() [0x4e064f]
 banshee() [0x41b187]
 /lib/x86_64-linux-gnu/libpthread.so.0(+0x10060) [0x7fa7904dd060]
 /lib/x86_64-linux-gnu/libc.so.6(+0x82721) [0x7fa7901b0721]
 banshee(mono_string_new+0x1c) [0x56178c]
 [0x4104bf7a]

Debug info from gdb:

Could not attach to process. If your uid matches the uid of the target
process, check the setting of /proc/sys/kernel/yama/ptrace_scope, or try
again as the root user. For more details, see /etc/sysctl.d/10-ptrace.conf
ptrace: Operation not permitted.
No threads.

=================================================================
Got a SIGSEGV while executing native code. This usually indicates
a fatal error in the mono runtime or one of the native libraries
used by your application.
=================================================================

Aborted

------

I am using Ubuntu 11.10 RC, just upgraded today from Natty