linux-kernel - use after free on ctrl-alt-del

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Message-ID: <20060728233533.GC3217@redhat.com>
Date:	Fri, 28 Jul 2006 19:35:33 -0400
From:	Dave Jones <davej@...hat.com>
To:	Linux Kernel <linux-kernel@...r.kernel.org>
Subject: use after free on ctrl-alt-del

With 2.6.18-rc2-git6, I see this when I hit ctrl-alt-del
on one of my machines (oddly on no others though).

BUG: unable to handle kernel paging request at virtual address 6b6b6b6b
 printing eip:
6b6b6b6b
*pde = 00000000
Oops: 0000 [#2]    <-- The other oopsen were from SATA, more bugs to follow.
eax: dfa4d49c ebx: 6b6b6b6b ecx: 00000000 edx: 00000001
esi: dfa4d49c edi: 00000000 ebp: c1858e7c esp: c1858e68
...
Call Trace:
show_stack_log_lvl+0x8a
show_registers
die
do_page_fault
error_code
blocking_notifier_call_chain
kernel_restart_prepare
kernek_restart
sys_reboot
syscall_call

		Dave

-- 
http://www.codemonkey.org.uk
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