6.2-prerelease from 8 jan crash

[Kevin Oberman]

> Date: Sun, 21 Jan 2007 11:02:20 +0100
> From: Cedric Tabary <tabary at efrei.fr>
> Sender: owner-freebsd-stable at freebsd.org
> 
> 
> uname -a :
> FreeBSD xxx 6.2-PRERELEASE FreeBSD 6.2-PRERELEASE #21: Mon Jan 8 14:37:57 CET 2007
> 
> kgdb backtrace :
> 
> Fatal trap 12: page fault while in kernel mode
> cpuid = 1; apic id = 06
> fault virtual address   = 0x104
> fault code              = supervisor read, page not present
> instruction pointer     = 0x20:0xc06efa29
> stack pointer           = 0x28:0xe538cc60
> frame pointer           = 0x28:0xe538cc74
> code segment            = base 0x0, limit 0xfffff, type 0x1b
>                         = DPL 0, pres 1, def32 1, gran 1
> processor eflags        = resume, IOPL = 0
> current process         = 5 (thread taskq)
> trap number             = 12
> panic: page fault
> cpuid = 1

John Baldwin committed a fix to -stable a week or two ago that fixed
this for me. It was MFCed on Jan. 12, so you don't have it.

Patches to:
/sys/kern/kern_descrip.c
/sys/kern/uipc_syscalls.c
-- 
R. Kevin Oberman, Network Engineer
Energy Sciences Network (ESnet)
Ernest O. Lawrence Berkeley National Laboratory (Berkeley Lab)
E-mail: oberman at es.net			Phone: +1 510 486-8634
Key fingerprint:059B 2DDF 031C 9BA3 14A4  EADA 927D EBB3 987B 3751
-------------- next part --------------
A non-text attachment was scrubbed...
Name: not available
Type: application/pgp-signature
Size: 224 bytes
Desc: not available
Url : http://lists.freebsd.org/pipermail/freebsd-stable/attachments/20070121/d2f48aff/attachment.pgp