Date: Mon, 20 Sep 2004 20:13:04 -0700 From: Kris Kennaway <kris@obsecurity.org> To: "Jonathan T. Sage" <sagejona@theatre.msu.edu> Cc: FreeBSD Current Mail List <freebsd-current@freebsd.org> Subject: Re: Fatal Trap 12: page fault while in kernel mode Message-ID: <20040921031304.GB45435@xor.obsecurity.org> In-Reply-To: <414F980E.2080700@theatre.msu.edu> References: <414F980E.2080700@theatre.msu.edu>
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[-- Attachment #1 --] On Mon, Sep 20, 2004 at 10:55:10PM -0400, Jonathan T. Sage wrote: > > Attempting to do hardware upgrades. alas, since I dropped in a new > motherboard / processor combo, I get (hand transposed): > > Fatal trap 12: page fault while in kernel mode > fault virtual address = 0x5e > fault code = supervisor write, page no present > instruction pointer = 0x8:0xc062d6e1 > stack pointer = 0x10:0xe0f03b7c > frame pointer = 0x10:0xe0f03b7c > 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 = 45 (syncer) > trap number = 12 > panic: page fault > > this is not a debug kernel. In fact, this latest one occurred while I > was attempting to build said debug kernel. Single user mode, 5.x as of > right around 5.3-BETA2 tag, may have been close to 5.3-BETA3. > > Any more info I can provide, gonna keep attempting to build the debug > kernel, hope that one of these attempts it will finish before the panic > (seems to be happening withing 15min of boot) > > I'm just totally dead in the water at this point.. ideas please? Try a later beta, the early ones had a number of problems. OTOH, since you're playing with hardware you should also strongly suspect that as the cause. Kris [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.6 (FreeBSD) iD8DBQFBT5xAWry0BWjoQKURAmDMAJ9E/ueCA1j6Dur9/TQfBExiRF2eCACg+cp5 /JJKd4EBcOIgy0XuQ6H240A= =U1EM -----END PGP SIGNATURE-----
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