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From: Randy Bush <randy@psg.com>
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Date: Tue, 24 Feb 2004 18:54:46 +0800
To: Kris Kennaway <kris@obsecurity.org>
References: <20040224101133.GA43127@xor.obsecurity.org>
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cc: freebsd-current@FreeBSD.org
cc: phk@FreeBSD.org
Subject: Re: Fatal trap 12 in open()
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> I updated the i386 package machines to -current tonight and they all
> panicked shortly thereafter with this trace (including all while
> running ldconfig, which may be significant):
> 
> Fatal trap 12: page fault while in kernel mode
> fault virtual address   = 0x60
> fault code              = supervisor read, page not present
> instruction pointer     = 0x8:0xc054d906
> stack pointer           = 0x10:0xd98e09e4
> frame pointer           = 0x10:0xd98e09e4
> 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         = 4611 (ldconfig)
> kernel: type 12 trap, code=0
> Stopped at      devsw+0x6:      cmpl    $0,0x60(%eax)
> db> trace
> devsw(0,d98e0a0c,c05d2642,7a69,c4670480) at devsw+0x6
> spec_open(d98e0a64,d98e0a44,c06b6e48,d98e0a64,d98e0b20) at spec_open+0x4a
> spec_vnoperate(d98e0a64,d98e0b20,c05dad92,d98e0a64,c056729d) at spec_vnoperate+0x18
> ufs_vnoperatespec(d98e0a64,c056729d,c07d01e0,c4e96930,c580571c) at ufs_vnoperatespec+0x18
> vn_open_cred(d98e0bdc,d98e0cdc,0,c4670480,3) at vn_open_cred+0x432
> vn_open(d98e0bdc,d98e0cdc,0,3,d98e0b78) at vn_open+0x33
> kern_open(c4e96930,2812633f,0,1,0) at kern_open+0xce
> open(c4e96930,d98e0d14,c077eee3,3e6,3) at open+0x30
> syscall(2f,2f,2f,3e,804f01e) at syscall+0x2a0
> Xint0x80_syscall() at Xint0x80_syscall+0x1d

<aol>
me too

randy