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From: Florian Heinz <heinz@cronon-ag.de>
To: linux-kernel@vger.kernel.org
Subject: a.out issue
Date: Thu, 11 Nov 2004 23:09:07 +0100	[thread overview]
Message-ID: <20041111220906.GA1670@dereference.de> (raw)

Hi ppl,

there seems to be a bug related to a.out-binfmt.

try executing this binary:
perl -e'print"\x07\x01".("\x00"x13)."\xc0".("\x00"x16)'>eout
(it may be neccessary to turn memory overcommit on before)

This should result in a kernel-oops.
Doing this in a loop will eat fd's and memory.

seems like find_vma_prepare does not what insert_vm_struct expects when
the whole addresspace is occupied.



             reply	other threads:[~2004-11-11 22:18 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-11-11 22:09 Florian Heinz [this message]
2004-11-11 22:23 ` a.out issue Ed Schouten
2004-11-11 22:29 ` Ed Schouten
2004-11-11 22:32 ` Chris Wright
2004-11-11 23:05   ` Ed Schouten
2004-11-11 23:31     ` Chris Wright
2004-11-12  0:11 ` Kurt Wall
2004-11-12  3:27 ` Chris Wright
2004-11-12  3:51   ` Kurt Wall
2004-11-12  7:15     ` Chris Wright

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