Re: -current boot fails on htt smp

From: Kim Culhan (w8hdkim_at_yahoo.com)
Date: 07/04/04

  • Next message: Stephan van Beerschoten: "Re: xl timeouts" 
    Date: Sun, 4 Jul 2004 12:05:45 -0700 (PDT)
To: freebsd-current@FreeBSD.org

    --- Scott Long <scottl@samsco.org> wrote:
    > Kim Culhan wrote:
    > > P4 HTT on Supermicro P4SCT+
    > >
    > > Current of ~1600 utc console output:
    > >
    > > SMP: AP CPU #1 Launched!
    > >
    > > then:
    > >
    > > kernel trap 12 with interrupts disabled
    > > Fatal trap 12: page fault which in kernel mode
    > > cpuid=1; apic id=01
    > > fault virtual address = 0x30
    > > fault code =supervisor write, page not present
    > >
    > > Please let me know how I might help further.
    > >
    > > -kim
    > >
    >
    > There was a change on Friday that seems to have broken many systems
    > with
    > SCHED_ULE. Until the author comes back online, I'd recommend
    > switching
    > your kernel config to SCHED_4BSD.

    Using GENERIC kernel config with SCHED_ULE changed to SCHED_4BSD
    we see:

    Mounting root from ufs:/dev/da0s1a

    Fatal trap 12: page fault while in kernel mode
    [some detail omitted]
    current process =1(swapper)
    kernel: type 12 trap, code=0
    stopped at getnewvnode+0x487: movl 0x98(%edx),%eax

    -kim

                    
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