DragonFly kernel List (threaded) for 2007-05
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Re: possible race on HEAD?
: _lwkt_gettokref
:mp_lock =3D 00000000; cpuid =3D 0; lapic.id =3D 00000000
:boot() called on cpu#0
:Uptime: 1d19h17m16s
:
:And then it hard locked on me...had to power cycle.
:
:--Peter
Ok, we have two debugging choices for when this happens again:
(1) Debug it while the system is live. If you want to give me
access when it happens again I can send you my ssh key and
I can try to debug the problem while the system is live.
(2) Disable filesystem syncing before doing the panic.
sysctl kern.sync_on_panic=0
(or 'w sync_on_panic 0' from ddb> before panicing)
Hopefully this will allow the panic to get to the kernel core
dump.
Meanwhile I'll start running cvsup on my test box to try to reproduce
the problem.
-Matt
Matthew Dillon
<dillon@backplane.com>
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