Re: option driver freezing entire system

From: Kasper Sandberg
Date: Fri Jan 15 2010 - 13:37:11 EST


On Fri, 2010-01-15 at 18:55 +0100, Oliver Neukum wrote:
> Am Freitag, 15. Januar 2010 18:38:36 schrieb Kasper Sandberg:
> > Hello..
> >
> > Im having some issues with some huawei e1752 modems, the computer
> > sometimes completely freezes, and i suspect its due to the option
> > driver, as it doesnt happen if i dont modeswitch them to appear as
> > option modem.
> >
> > Do you have any idea what might cause this? i looked all over the system
> > logs and theres nothing to help at all, but i have seen this spanning
> > from .26 to .32, on multiple computers, and i just dont know what to do
> > to fix it.
>
> Please recompile your kernel with lockdep. This should improve
> debugging.

It is a debian unstable .32 kernel i run now, and grepping for lockdep
reveals:
CONFIG_LOCKDEP_SUPPORT=y
only, is there anything more i should have? (never used lockdep before)

>
> Regards
> Oliver

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