kernel crash while loading snd_hda - _sx_xlock_hard: recursed on non-recursive sx

Attilio Rao attilio at freebsd.org
Fri Aug 7 14:04:54 UTC 2009


2009/8/7 Shteryana Shopova <syrinx at freebsd.org>:
> Hi,
>
> I am getting a kernel crash every time I try to load the snd_hda
> module - backtrace in the attachment - this is on a current as of
> August 6th,  ~17pm. Making the newbus lock recursable fixed the issue
> for me (patch attached) but I am not familiar with the newbus
> subsystem & locking so I am not sure that this is the appropriate
> solution.

This patch will fix it:
http://www.freebsd.org/~attilio/hdac.diff

Please just bear with it until commits are restored.

Thanks,
Attilio


-- 
Peace can only be achieved by understanding - A. Einstein


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