Am 28.01.2010 um 09:18 schrieb Andrew Morton:

> On Thu, 28 Jan 2010 08:34:02 +0100 Mathias Krause  
> <minipli@googlemail.com> wrote:
>
>> I found by accident an reliable way to panic the kernel on an x86_64
>> system. Since this one can be triggered by an unprivileged user I
>> CCed security@kernel.org. I also haven't found a corresponding bug on
>> bugzilla.kernel.org. So, what to do to trigger the bug:
>>
>> 1. Enable core dumps
>> 2. Start an 32 bit program that tries to execve() an 64 bit program
>> 3. The 64 bit program cannot be started by the kernel because it
>> can't find the interpreter, i.e. execve returns with an error
>> 4. Generate a segmentation fault
>> 5. panic
>
> hrm, isn't this the same as "failed exec() leaves caller with  
> incorrect
> personality", discussed in December? afacit nothing happened as a  
> result
> of that.

Yes, indeed it is. Thanks for the pointer.