Date: Sat, 4 Jul 2009 17:56:54 +0100 (BST) From: Robert Watson <rwatson@FreeBSD.org> To: Ian J Hart <ianjhart@ntlworld.com> Cc: freebsd-stable@freebsd.org Subject: Re: trap 12 Message-ID: <alpine.BSF.2.00.0907041755250.52152@fledge.watson.org> In-Reply-To: <20090703100627.197838cphjnil82s@10.248.192.16> References: <20090703100627.197838cphjnil82s@10.248.192.16>
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On Fri, 3 Jul 2009, Ian J Hart wrote: > Is this likely to be hardware? Details will follow if not. This looks like a kernel NULL pointer deference (faulting address 0x0), which means it is most likely a kernel bug, although it could be triggered by a hardare problem. If this early in the boot or a diskless box, hence no dump device? Robert N M Watson Computer Laboratory University of Cambridge > > [copied from a screen dump] > > Fatal trap 12: page fault while in kernel mode > cpuid = 1; apic id = 01 > fault virtual address = 0x0 > fault code = supervisor write data, page not present > instruction pointer = 0x8:0xffffffff807c6c12 > stack pointer = 0x10:0xffffffff510e7890 > frame pointer = 0x10:0xffffff00054a6c90 > code segment = base 0x0, limit 0xfffff, type 0x1b > = DPL 0, pres 1, long 1 def32 0, gran 1 > processor eflags = interrupt enabled, resume, IOPL = 0 > current process = 75372 (printf) > trap number = 12 > panic: page fault > cpuid = 1 > uptime: 8m2s > Cannot dump. No dump device defined. > > > -- > ian j hart > > > ---------------------------------------------------------------- > This message was sent using IMP, the Internet Messaging Program. > > > _______________________________________________ > freebsd-stable@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-stable > To unsubscribe, send any mail to "freebsd-stable-unsubscribe@freebsd.org"
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