Hello... > can any one please point me some document that discusses various > possible reasons for kernel panic message and mount errors details.? I remember one thing tha triggers kernel panic (to add on what Sameer had said ): Sleeping or doing schedule() on interrupt context I found it accidentally when sleeping while inside a tasklet function.... regards Mulyadi -- Kernelnewbies: Help each other learn about the Linux kernel. Archive: http://mail.nl.linux.org/kernelnewbies/ FAQ: http://kernelnewbies.org/faq/