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From: Nikita Danilov <Nikita@Namesys.COM>
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Date: Thu, 19 Feb 2004 13:07:39 +0300
To: linux-kernel@vger.kernel.org
Cc: ltp-list@lists.sourceforge.net, "dan carpenter" <error27@email.com>
Subject: Re: [Announce] Strace Test
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dan carpenter writes:
 > Good evening,
 > 
 > I'm happy to announce the initial public release of 
 > Strace Test.  I believe Strace Test is the most 
 > aggressive general purpose kernel tester available.
 > Strace Test generally crashes my system within 
 > 5 minutes (2.6.1-rc2).
 > 
 > Strace Test uses a modified version of strace 4.5.1.  
 > Instead of printing out information about system calls, 
 > the modified version calls the syscalls with improper 
 > values.

It immediately DoSes kernel by calling sys_sysctl() with huge nlen:
printk() consumes all CPU.

Nikita.