Date: Tue, 23 Dec 2003 12:02:30 -0500 (EST) From: John Baldwin <jhb@FreeBSD.org> To: Danny Braniss <danny@cs.huji.ac.il> Cc: freebsd-current@freebsd.org Subject: RE: panic Message-ID: <XFMail.20031223120230.jhb@FreeBSD.org> In-Reply-To: <E1AYlnY-000Lw5-0q@cs.huji.ac.il>
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On 23-Dec-2003 Danny Braniss wrote: > for a long time, and on different hardware, writing to a local disk > with data from the net (tar/dump etc) panics. > > this one in particular, is quiet consistant: > tar cf - -C /net/.... | tar xvpf - > > Fatal trap 12: page fault while in kernel mode > fault virtual address = 0xc0f7 > fault code = supervisor read, page not present > instruction pointer = 0x8:0xc05a1430 > stack pointer = 0x10:0xc655d7e0 > frame pointer = 0x10:0xc655d8bc > 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 = 494 (tar) > kernel: type 12 trap, code=0 > Stopped at ip_output+0xe10: leal 0xffffffd4(%ebp),%eax > > any help I can provide? A trace might help. Also, if you have a debug kernel, doing a gdb -k kernel.debug and 'l *0xc05a1430' will give the source line that it crashed on. -- John Baldwin <jhb@FreeBSD.org> <>< http://www.FreeBSD.org/~jhb/ "Power Users Use the Power to Serve!" - http://www.FreeBSD.org/
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