Details of Segmentation Fault

2012-09-09 21:03:36 EDT LOG:  server process (PID 20008) was terminated by signal 11: Segmentation fault

2012-09-09 21:03:36 EDT LOG:  terminating any other active server processes

2012-09-09 21:03:36 EDT WARNING:  terminating connection because of crash of another server process

2012-09-09 21:03:36 EDT DETAIL:  The postmaster has commanded this server process to roll back the current transaction and exit, because another server process exited abnormally and possibly corrupted shared memory.

2012-09-09 21:03:36 EDT HINT:  In a moment you should be able to reconnect to the database and repeat your command.

... etc.

Is there any other place to check that would give me a better idea of what happened?

Thanks!