Op 1 aug. 2012, om 21:51 heeft Kövesdi György <k...@teledigit.eu> het volgende 
geschreven:

> Hi,
> 
> I cloned github.com/Angstrom-distribution/setup-scripts.git today and 
> compiled:
> $ bitbake systemd-gnome-image
> 
> Starting gdm it crashes with the following log:
> (I installed gdb later to get backtrace)
> 
> $ cat /var/log/gdm/:0-greeter.log
> ...
> gdm[1887]: ******************* START **********************************
> (polkit-gnome-authentication-agent-1:1879): polkit-gnome-1-WARNING **: Error 
> getting authority: Error initializing authority: Error calling 
> StartServiceByName for org.freedesktop.P
> olicyKit1: GDBus.Error:org.freedesktop.DBus.Error.Spawn.ChildSignaled: 
> Process /usr/libexec/dbus-daemon-launch-helper received signal 8
> Xlib:  extension "DPMS" missing on display ":0".
> (gnome-power-manager:1880): libupower-glib-WARNING **: Couldn't enumerate 
> devices: Message did not receive a reply (timeout by message bus)
> *** ERROR ***
> TI:00:11:37     TH:0x1267280    FI:gpm-engine.c 
> FN:gpm_engine_coldplug_idle_cb,834
> - failed to get device list: Message did not receive a reply (timeout by 
> message bus)
> Traceback:
>        gnome-power-manager(egg_error_real+0x6c) [0x220f0]
>        gnome-power-manager() [0x2187c]
> warning: Unable to find libthread_db matching inferior's thread library, 
> thread debugging will not be available.
> gdm[1887]: 0x40aaf134 in waitpid () from /lib/libpthread.so.0
> gdm[1887]: #0  0x40aaf134 in waitpid () from /lib/libpthread.so.0
> gdm[1887]: #1  0x0002fc7c in ?? ()
> gdm[1887]: #2  0x0002fc7c in ?? ()
> gdm[1887]: Backtrace stopped: previous frame identical to this frame (corrupt 
> stack?)
> gdm[1887]:
> gdm[1887]: Thread 1 (process 1878):
> gdm[1887]: #0  0x40aaf134 in waitpid () from /lib/libpthread.so.0
> gdm[1887]: No symbol table info available.
> gdm[1887]: #1  0x0002fc7c in ?? ()
> gdm[1887]: No symbol table info available.
> gdm[1887]: #2  0x0002fc7c in ?? ()
> gdm[1887]: No symbol table info available.
> gdm[1887]: Backtrace stopped: previous frame identical to this frame (corrupt 
> stack?)
> gdm[1887]: A debugging session is active.
> gdm[1887]:
> gdm[1887]:      Inferior 1 [process 1878] will be detached.
> gdm[1887]:
> gdm[1887]: Quit anyway? (y or n) [answered Y; input not from terminal]
> gdm[1887]: ******************* END **********************************
> ...
> 
> If somebody explains me what must be installed to get backtrace for threads, 
> i could send more detailed log.

'opkg install gdm-dbg' should get you all debug symbols and the thread library, 
 but will take a lot of space and time to install, try starting with 'opkg 
install libc6-dbg libthread-db1'

regards,

Koen
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