Re: propagate_priority panic

From: Danny Braniss <danny_at_cs.huji.ac.il>
Date: Thu, 13 Jan 2005 12:07:11 +0200
> 	Not sure if anyone else is seeing this, but I'm pretty sure the following=
> =20
> commit broke my system.  When mysql tries to shutdown I get a panic in=20
> propagate_priority. As well as X freezing when I go to start it.  Actually=
> =20
> one of the applictions or the WM causes it to freeze, but same problem I=20
> think but I can't see the console.  Before this everything worked fine.  I=
> =20
> can post the hand transcribed panic backtrace message tomorrow if anyone=20
> is interested since I don't have a serial port on the machine.
> I'm using the 4BSD scheduler with the latest -CURRENT.
> 
> jhb         2004-12-30 20:52:44 UTC
> 
>   FreeBSD src repository
> 
>   Modified files:
>     sys/kern             sched_4bsd.c sched_ule.c subr_turnstile.c=20
>     sys/sys              proc.h sched.h turnstile.h=20
>  =20
>   Revision  Changes    Path
>   1.71      +102 -14   src/sys/kern/sched_4bsd.c
>   1.144     +77 -20    src/sys/kern/sched_ule.c
>   1.151     +120 -71   src/sys/kern/subr_turnstile.c
>   1.415     +1 -0      src/sys/sys/proc.h
>   1.23      +2 -0      src/sys/sys/sched.h
>   1.6       +1 -0      src/sys/sys/turnstile.h
> =2D-=20
> Anish Mistry

in my case it's probably more my fault, since it happens in a driver-module
that im writing - though i'm begining to think otherwise. Adding
debug printfs fixes the panics, which most probably means some
timing problem. The code is experimental, but if someone would like to
take a look, i've placed it, together with the panic in:
	ftp://ftp.cs.huji.ac.il/users/danny/freebsd/panic/

danny
Received on Thu Jan 13 2005 - 09:07:15 UTC

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