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Date:      Sun, 17 Oct 2004 18:57:30 +0200
From:      "Daniel Eriksson" <daniel_k_eriksson@telia.com>
To:        <freebsd-current@freebsd.org>
Subject:   Current crash on today's kernel
Message-ID:  <!~!UENERkVCMDkAAQACAAAAAAAAAAAAAAAAABgAAAAAAAAA0VcX9IoJqUaXPS8MjT1PdsKAAAAQAAAAvqPackdfzkCveuPnGBOmMwEAAAAA@telia.com>

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Got this a few minutes ago during heavy network and disc activity on one of
my servers running 6-CURRENT from earlier today.

Machine is a dual Athlon MP / Tyan Tiger S2466N-4M running without ACPI.


Fatal trap 12: page fault while in kernel mode
cpuid = 1; apic id = 00
fault virtual address   = 0x0
fault code              = supervisor write, page not present
instruction pointer     = 0x8:0xc06feada
stack pointer           = 0x10:0xe73f99c0
frame pointer           = 0x10:0xe73f9b5c
code segment            = base 0x0, limit 0xfffff, type 0x1b
                        = DPL 0, pres 1, def32 1, gran 1
processor eflags        = interrupt enabled, resume, IOPL = 0
current process         = 48 (syncer)
[thread 100036]
Stopped at      generic_bcopy+0x1a:     repe movsl      (%esi),%es:(%edi)
db> tr
generic_bcopy(d65d6524,c06bc24f,0,ffffffff,e73f9bc4) at generic_bcopy+0x1a
softdep_disk_prewrite(c2aa7210,d65d6524,c20056b8,fffd3000,ffffffff) at
softdep_disk_prewrite+0xc4
ufs_strategy(e73f9be0,1,4,ffffffff,e73f9bfc) at ufs_strategy+0x13c
ibwrite(d65d6524,ffffffff,2104700,0,e73f9c4c) at ibwrite+0x2e2
vfs_bio_awrite(d65d6524,80012,0,c22fc900,0) at vfs_bio_awrite+0x53
ffs_fsync(e73f9cd4,30002,c22fc900,0,0) at ffs_fsync+0x3ed
sched_sync(0,e73f9d48,0,0,0) at sched_sync+0x539
fork_exit(c05c7170,0,e73f9d48) at fork_exit+0x62
fork_trampoline() at fork_trampoline+0x8
--- trap 0x1, eip = 0, esp = 0xe73f9d7c, ebp = 0 ---

I have a dump if anyone wants me to provide additional information.

/Daniel Eriksson




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