Re: 2.1.08 crash (recursion loop)
Richard Henderson (rth@dot.cygnus.com)
Sun, 19 Jul 1998 15:52:46 -0700
On Mon, Jul 13, 1998 at 09:43:11AM +0800, Michael O'Reilly wrote:
> 109f88 die_if_kernel
> 1d2d8b stext_lock
> 1d3b00 stext_lock
> 10ec27 do_page_fault
> 1d3b00 stext_lock
> 109be4 error_code
> 116be0 exit_notify
> 116f67 do_exit
> 109f88 ....
>
> do_exit -> exit_notify -> page fault -> die_if_kernel -> do_exit .....
>
> which is ... ummm. interesting. :)
Yep, I've seen this before. The alpha die_if_kernel now detects
recursion and spins. It would seem prudent to institute something
similar for x86.
r~
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