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SubjectRe: divide error at sample_to_timespec
FromThomas Gleixner <>
DateSat, 21 Jan 2006 11:28:07 +0100
On Wed, 2006-01-18 at 14:38 +0100, Aleksander Salwa wrote:
> Hi all,
> 
> I got a "divide error" message from the kernel in my system log file 
> (x86, P4 HT, kernel 2.6.14-1.1653_FC4smp). System is still alive, but 
> probably something bad happened with thread that made a syscall which 
> caused that divide error. Should it be considered a kernel bug ?
> It looks like there is an overflow (too big value in edx:aex divided by 
> relatively small value in ebx).

Actually the value is negative: 0xffffffffffc2f700
This is -4000000 ns == -4ms
So the accounting is off by one jiffie.

Does this happen with current kernels too ?

	tglx


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