Re: kernel freeze issue

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On Wed, Nov 09, 2005 at 05:06:44PM +0100, Zoltan Nagy wrote:
> 
> 
> KOVACS Krisztian wrote:
> >>today's surprise:
> >>	ip l s eth0 promisc on	==> freeze, without any trace ;)
> > 
> > 
> >   You could still try getting a backtrace with SysRq + P.
> > 
> 
> tried, sysrq not responding...
> 
> regards

try booting with these kernel parameters
nmi_watchdog=1 console=ttyS0,9600n8 console=/dev/tty0

it will setup nmi_watchdog and will also send all you syslog stuff out
to the serial port.

Then connect serial port to another machine to capture the oops/crash

> 
> 
> 

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