> -the kernel does NOT handle null pointer derefernce, > the compiler does! i dont think this is correct. what happens is that virtual addresses need to be mapped to some physical address (via the mmu). if the address being dreferenced is bogus, kernel oopses or a userland program causes a segmentation fault. kind regards anupam -- if you need gmail invites, let me know ! -- Kernelnewbies: Help each other learn about the Linux kernel. Archive: http://mail.nl.linux.org/kernelnewbies/ FAQ: http://kernelnewbies.org/faq/