From owner-freebsd-questions Thu Aug 5 22:11:32 1999 Delivered-To: freebsd-questions@freebsd.org Received: from monkeys.com (i180.value.net [206.14.136.180]) by hub.freebsd.org (Postfix) with ESMTP id C9DBF14F1A for ; Thu, 5 Aug 1999 22:11:27 -0700 (PDT) (envelope-from rfg@monkeys.com) Received: from monkeys.com (LOCALHOST [127.0.0.1]) by monkeys.com (8.9.3/8.9.3) with ESMTP id VAA07895 for ; Thu, 5 Aug 1999 21:25:52 -0700 To: questions@freebsd.org Subject: Fatal trap 12: page fault while in kernel mode From: "Ronald F. Guilmette" Date: Thu, 05 Aug 1999 21:25:52 -0700 Message-ID: <7893.933913552@monkeys.com> Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG The following occured recently on a a heavily loaded 2.2.6 system: ----------------------------------------------------------------------------- Aug 5 22:03:53 ------- /kernel: Fatal trap 12: page fault while in kernel mode Aug 5 22:03:53 ------- /kernel: fault virtual address = 0x4 Aug 5 22:03:53 ------- /kernel: fault code = supervisor write, page not present Aug 5 22:03:53 ------- /kernel: instruction pointer = 0x8:0xf01c089c Aug 5 22:03:53 ------- /kernel: stack pointer = 0x10:0xefbffc70 Aug 5 22:03:53 ------- /kernel: frame pointer = 0x10:0xefbffc9c Aug 5 22:03:53 ------- /kernel: code segment = base 0x0, limit 0xfffff, type 0x1b Aug 5 22:03:53 ------- /kernel: = DPL 0, pres 1, def32 1, gran 1 Aug 5 22:03:53 ------- /kernel: processor eflags = resume, IOPL = 0 Aug 5 22:03:53 ------- /kernel: current process = Idle Aug 5 22:03:53 ------- /kernel: interrupt mask = net tty bio Aug 5 22:03:53 ------- /kernel: panic: page fault Aug 5 22:03:53 ------- /kernel: Aug 5 22:03:53 ------- /kernel: syncing disks... Aug 5 22:03:53 ------- /kernel: Aug 5 22:03:53 ------- /kernel: Fatal trap 12: page fault while in kernel mode Aug 5 22:03:53 ------- /kernel: fault virtual address = 0x10 Aug 5 22:03:53 ------- /kernel: fault code = supervisor read, page not present Aug 5 22:03:53 ------- /kernel: instruction pointer = 0x8:0xf0131366 Aug 5 22:03:53 ------- /kernel: stack pointer = 0x10:0xefbffae8 Aug 5 22:03:53 ------- /kernel: frame pointer = 0x10:0xefbffaf8 Aug 5 22:03:53 ------- /kernel: code segment = base 0x0, limit 0xfffff, type 0x1b Aug 5 22:03:53 ------- /kernel: = DPL 0, pres 1, def32 1, gran 1 Aug 5 22:03:53 ------- /kernel: processor eflags = resume, IOPL = 0 Aug 5 22:03:53 ------- /kernel: current process = Idle Aug 5 22:03:53 ------- /kernel: interrupt mask = net tty bio Aug 5 22:03:53 ------- /kernel: panic: page fault Aug 5 22:03:53 ------- /kernel: Automatic reboot in 15 seconds - press a key on the console to abort Aug 5 22:03:53 ------- /kernel: Rebooting... ----------------------------------------------------------------------------- Note that the system name has been ----'ed out to protect the guilty. Can anyone explain to me what happened here and/or tell me how to prevent it from happening again in the future? This sort of event is most annoying. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message