panic: deadlkres: possible deadlock detected

[Erik Cederstrand]

Den 19/04/2010 kl. 17.03 skrev Attilio Rao:

> 2010/4/19 Erik Cederstrand <erik at cederstrand.dk>:
>> Hi
>> 
>> I'm testing ClangBSD in a VirtualBox client and ran into a panic on the client, but I don't think it's clang-related. I haven't tried kernel debugging before. I tried getting a backtrace as described in http://old.nabble.com/Re%3A-ia64--%3E-panic%3A-deadlkres%3A-possible-deadlock-detected-for-0xe00000001187d880%2C-blocked-for-1801437-ticks-p28123802.html and this i the result:
>> 
>> http://tinypic.com/r/2llegza/5
>> 
>> Any pointers on ho to debug this further?
> 
> I think we have to bless getblk. However your system may have got
> buffers shortage due to bufdaemon deficiencies.
> 
> Are you using 8.0 or current?

This is current (the latest ClangBSD revision). I was running pho's stress2 test suite when this happened.

Thanks,
Erik