Date: Wed, 2 Oct 2002 15:40:16 -0700 (PDT) From: Anshuman Kanwar <akanwar@engineering.ucsb.edu> To: <freebsd-questions@freebsd.org> Subject: device polling unstable Message-ID: <Pine.LNX.4.33.0210021536430.19417-100000@ecipc056.engr.ucsb.edu>
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Hi all, I enabled device polling on a 4.6 box handling very high bandwidth and it crashed with the following messages. Has this been seen before? Thx. -ansh --Console output at kernel panic-- Fatal trap 12: page fault while in kernel mode fault virtual address = 0xa0205800 fault code = supervisor read, page not present instruction pointer = 0x8:0xc013211c stack pointer = 0x10:0xc02820f0 frame pointer = 0x10:0xc0282100 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 = Idle interrupt mask = net trap number = 12 panic: page fault syncing disks... Fatal trap 12: page fault while in kernel mode fault virtual address = 0x30 fault code = supervisor read, page not present instruction pointer = 0x8:0xc01f9318 stack pointer = 0x10:0xc0281f14 frame pointer = 0x10:0xc0281f1c 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 = Idle interrupt mask = net bio cpoll stalled [1] in phase 2 am trap number = 12 panic: page fault Uptime: 16h32m22s -- uname -a-- rack1-3# uname -a FreeBSD rack1-3.snv 4.6.2-RELEASE-p2 FreeBSD 4.6.2-RELEASE-p2 #0: Tue Oct 1 14:08:22 PDT 2002 root@rack1-3.snv:/usr/src/sys/compile/EC-RACK-02 i386 To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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