Re: another strange panic
Re: another strange panic
- Subject: Re: another strange panic
- From: Sam Hart <email@hidden>
- Date: Fri, 4 Mar 2005 10:05:01 +0000
Justin Walker wrote:
On Mar 3, 2005, at 0:34, Sam Hart wrote:
Godfrey van der Linden wrote :
Probably not a stack overflow. We have guard vm pages around all of
our kernel stacks and if you try to walk of the end of them you will
get a panic, unfortunately not usually terribly meaningful as you
have
just walked over the end of the stack and it can't find a valid frame
for the backtrace to start.
is this true ?
I thought you had to enable an environment variable to make that work
or is that just user space ?
The kernel doesn't have an environment from which to get variables, so
yes, this is just user-space.
doh ! of course
regardless guard pages are the default in kernel ?
S a m
-------------------------------------------------------
Drawing on my fine command of language, I said nothing.
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