BUG: sleeping function called from invalid context at arch/arm/mm/fault.c:301

[Krzysztof Halasa]

Russell King - ARM Linux <linux at arm.linux.org.uk> writes:

> So, in order to find buggy drivers, the IRQ layer will call a shared
> interrupt handler immediately upon registration, and also upon freeing.

Nice, didn't know about that. I will have to check why the bug didn't
manifest itself earlier and/or later (I did rmmod many times and it
fired just once, just after I cut video signal from the camera -
solo6x10 is a audio/video grabber and compressor).
-- 
Krzysztof Halasa