If you're causing a page fault when you're returning from a function call,
one possibility is that the function has overwritten the stack and that the
place to which you "return" is not the place from which it was called but
something way off in outer space -- hence a page fault.
Norm
At 06:42 PM 8/16/2000 -0400, William Montgomery wrote:
>
>I have a large module which causes my machine to lockup
>from which there is no escape but power off/on. Thanks to the
>great work by the RTLinux folks I am using the new rtl_debug
>module and gdb to find this. The dmesg produces:
>
>rtl_debug: exception 14 in rt_process (EIP=0xc80c63d0), thread id
>0xc6e00600;
>(re)start GDB to debug
>
>I am able to see the line this occurs at using gdb but this is just
>pointing to a function return brace. I see that this is a Page Fault
>exception but I'm not sure what this means or what might be the cause.
>
>Any hints?
>
>Wm
>
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