> From: kernelnewbies-bounce@xxxxxxxxxxxx [mailto:kernelnewbies-bounce@xxxxxxxxxxxx] On Behalf Of SureshKumarRathod Kethavath > Hi guys when n why the following occurs > <1>Unable to handle kernel NULL pointer dereference at virtual address 00000194 Many reasons. Looks like a memory allocation issue. Check if you are initializing all pointers. Posting relevant parts of the code always helps. ./h -- Kernelnewbies: Help each other learn about the Linux kernel. Archive: http://mail.nl.linux.org/kernelnewbies/ FAQ: http://kernelnewbies.org/faq/