On Tue, May 15, 2007 at 04:59:49PM +0400, Vasily Averin wrote:
> I would add:
> I've reported about this issue some time ago to [email protected]
> How this lockup can be reproduced:
> - boot the kernel,
> - load i2o_proc module
> - login as user and read all entries in /proc/i2o/ directory
>
> My testnode hangs when I try to read any file from /proc/i2o/iop0/030/
> directory: I have the shell prompt and even can try to start any new command
> which hangs due exec is not works.
> Node is pingable, but I cannot login to it nor via ssh neither from local
> console. Magic Sysrq keys are works. Kernel space software watchdog module
> works OK. But all the new commnds hangs, looks like i2o controller is in coma.
>
> Greg KH wrote:
> And I'd classify this a "low" security issue, as you have to be root to
> load the i2o_proc module, and I doubt that the distros automatically
> load it.
Yeah, I said it as I didn't see a "simple" way to fix it at the time.
If you have solved this now with this patch, I have no objection to it.
thanks,
greg k-h
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