panic after update
Joao Pedras
jpedras at webvolution.net
Thu Oct 9 13:04:53 PDT 2003
Kevin,
first of all thank you for your quick reply.
It was a good sugestion. The kernel boots up perfectly without apm.
I already submitted a pr.
Thanks!
On Thu, 09 Oct 2003 09:20:58 -0700
"Kevin Oberman" <oberman at es.net> wrote:
> > Date: Wed, 8 Oct 2003 21:14:36 -0700
> > From: Joao Pedras <jpedras at webvolution.net>
> > Sender: owner-freebsd-stable at freebsd.org
> >
> >
> > Hi all,
> >
> > After going over the usual steps to update my laptop (thinkpad A31) to today's -stable I get
> > a kernel panic when booting the new kernel. I didn't change anything in the kernel
> > config or anywhere else for that matter. This laptop has been running sucessfully several
> > versions of -stable over the last year.
> >
> > buildworld, buildkernel and friends were 100% sucessfull.
> >
> > Any insight into this matter is appreciatted.
> >
> > Here is the output:
> >
> > apm0: <APM BIOS> on motherboard
> > Kernel trap 12 with interrupts disabled
> > Fatal trap 12: page fault while in kernel mode
> > fault virtual address = 0x36
> > fault code = supervisor write, page not present
> > instruction pointer = 0x8:0xc025b240
> > stack pointer = 0x10:0xc0436d6e
> > frame pointer = 0x10:0xc0436e0e
> > code segment = base 0x0, limit 0xfffff, type 0x1b
> > = DPL 0, pres 1, def 32 1, gran 1
> > processor eflags = interrupt enabled, resume, IOPL = 0
> > current process = 0 (swapper)
> > interrupt mask = net tty bio com
> > trap number = 12
> > panic: page fault
> > uptime : 0s
> > Automatic reboot in 15 seconds
>
> This looks like it MIGHT be an APM problem which Peter Wemm found and
> fixed in CURRENT about a week ago. As far as I know, this is the first
> report of the problem on a STABLE system (if it's the same problem).
>
> Try building a new kernel without APM (and don't load it in
> /boot/loader.conf, either). If this allows the system to boot, please
> submit a PR so that the few people who understand the locore.s stuff
> well enough to have a chance to find it can get it fixed. (I am not
> one of those people.)
> --
> 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
--
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