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From: Andrew Morton <akpm@osdl.org>
To: Jeremy Fitzhardinge <jeremy@goop.org>
Cc: linux-kernel@vger.kernel.org
Subject: Re: 2.6.10-mm2: panic when munmap()ping the stack
Date: Mon, 10 Jan 2005 19:57:10 -0800	[thread overview]
Message-ID: <20050110195710.439aae68.akpm@osdl.org> (raw)
In-Reply-To: <1105401719.4153.2.camel@localhost>

Jeremy Fitzhardinge <jeremy@goop.org> wrote:
>
> This program causes an instant panic for me:
> 
>          #include <sys/mman.h>
>          
>          int main(int argc, char **argv)
>          {
>          	munmap((char *)(((unsigned long)&argc) & ~4095), 4096*2);
>          
>          	return 0;
>          }

I dont' seem to be able to get it to do anything bad at all, with current
-linus or with the current -mm lineup.  Can you retest -mm3 when it's
cooked?

  parent reply	other threads:[~2005-01-11  4:00 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-01-11  0:01 2.6.10-mm2: panic when munmap()ping the stack Jeremy Fitzhardinge
2005-01-11  2:34 ` Jeremy Fitzhardinge
2005-01-11  3:26 ` William Lee Irwin III
2005-01-11  3:57 ` Andrew Morton [this message]
2005-01-11  5:19 ` Andi Kleen
2005-01-11 23:04 ` Frank Denis (Jedi/Sector One)

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