Date: Fri, 22 Feb 2002 13:03:41 -0500 (EST) From: Matthew Emmerton <matt@gsicomp.on.ca> To: Dominic Marks <dominic_marks@btinternet.com> Cc: freebsd-stable@FreeBSD.ORG Subject: Re: frequent page fault panic Message-ID: <Pine.BSF.4.21.0202221303210.22743-100000@xena.gsicomp.on.ca> In-Reply-To: <20020222174946.A9962@host213-123-131-110.in-addr.bto>
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What version of X are you using? 3.3.6 or 4.x? -- Matthew Emmerton || matt@gsicomp.on.ca GSI Computer Services || http://www.gsicomp.on.ca On Fri, 22 Feb 2002, Dominic Marks wrote: > Hi, > > I'm getting the same panic repeatedly on -STABLE. The time length > between panic's varies between about half an hour and several days. It > doesn't appear to be related to system load. The machine is used as a > Desktop - with a few things running. I put some load on the machine > (average of around 40.5 or so and lots of swapping) for an hour. The > machine was fine. That also makes me doubtful that this hardware > related. I have been unable to determine any particular pattern for > the occurance of these panics. There doesn't seem to be a trigger that > I've noticed. > > => > Fatal trap 12: page fault while in kernel mode > fault virtual address = 0xc0bf9953 > fault code = supervisor write, page not present > instruction pointer = 0x8:0xc02842ff > stack pointer = 0x10:0xcca0ff38 > frame pointer = 0x10:0xcca0ff44 > code segment = base 0x0, limit 0xfffff, type 0x1b > = DPL 0, pres 1, def32 1, gran 1 > processor eflags = interrupt enabled, resume, IOPL = 3 > current process = 67995 (XFree86) > interrupt mask = net > trap number = 12 > panic: page fault > <= > > => > (gdb) bt > #0 0xc0131fa2 in dumpsys () > #1 0xc0131d6c in boot () > #2 0xc01321b9 in panic () > #3 0xc01dafac in trap_fatal () > #4 0xc01dac41 in trap_pfault () > #5 0xc01da793 in trap () > #6 0xc02842ff in ?? () > #7 0xc02844ae in ?? () > #8 0xc0284af1 in ?? () > #9 0xc01ddeb3 in intr_mux () > #10 0x87401af in ?? () > #11 0x8740e35 in ?? () > #12 0x8741d5e in ?? () > #13 0x878a9b6 in ?? () > #14 0x81616c5 in ?? () > #15 0x816a4a7 in ?? () > #16 0x816851e in ?? () > #17 0x878afea in ?? () > #18 0x81618e8 in ?? () > #19 0x816a524 in ?? () > #20 0x816b937 in ?? () > #21 0x816ba21 in ?? () > #22 0x80ac801 in ?? () > #23 0x80bbb19 in ?? () > #24 0x806a155 in ?? () > <= > > I'm currently rebuilding my kernel with debug sumbols so I can > provide a more meaningful backtrace. > > I shall try and find out the problem, but my skills are still > immature. I can provide dmesg and other information on request. I'm > also not subscribed to freebsd-stable, so please keep me in the CC: > chain. > > Thank You > -- > Dominic > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-stable" in the body of the message > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message
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