Date: Tue, 24 Feb 2004 18:54:46 +0800 From: Randy Bush <randy@psg.com> To: Kris Kennaway <kris@obsecurity.org> Cc: phk@FreeBSD.org Subject: Re: Fatal trap 12 in open() Message-ID: <20040224105611.E33A343D2D@mx1.FreeBSD.org> References: <20040224101133.GA43127@xor.obsecurity.org>
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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
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