Date: Mon, 17 May 1999 16:05:00 -0500 From: Bob Willcox <bob@luke.pmr.com> To: Luoqi Chen <luoqi@watermarkgroup.com> Cc: current list <freebsd-current@freebsd.org> Subject: Re: panic: page fault (apparently caused by mount_mfs) Message-ID: <19990517160500.E30936@luke.pmr.com> In-Reply-To: <199905172034.QAA22167@lor.watermarkgroup.com>; from Luoqi Chen on Mon, May 17, 1999 at 04:34:50PM -0400 References: <199905172034.QAA22167@lor.watermarkgroup.com>
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On Mon, May 17, 1999 at 04:34:50PM -0400, Luoqi Chen wrote: > > Hi, > > > > I have been getting a panic lately with every -current kernel that I > > have built for the past week or so (-current cvsupped daily). Even the > > GENERIC kernel panics. It is occuring when the mount for a /tmp mfs > > filesystem is attempted. If I boot an old kernel from 5/11 or remove > > the fstab entry for the mfs file system the system boots up okay. My > > fstab entry for this is: > > > > /dev/da0s1b /tmp mfs rw,nosuid,-s=102400 0 0 > > > > and the panic messages are: > > > > Fatal trap 12: pagefault while in kernel mode > > fault virtual address = 0x9d334e68 > > fault code = Supervisor read, page not present > > instruction pointer = 0x8:0xc0185cb0 > > stack pointer = 0x10:0xc98ad84 > > frame pointer = 0x10:0xc98adb0 > > 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 = 40 (mount_mfs) > > interrupt mask = > > trap number = 12 > > panic: page fault > > > > > > Any ideas on what may be wrong? > > > > Thanks, > > Bob > > > > -- > > Bob Willcox The man who follows the crowd will usually get no > > bob@luke.pmr.com further than the crowd. The man who walks alone is > > Austin, TX likely to find himself in places no one has ever > > been. -- Alan Ashley-Pitt > > > How about recompile mfs kld module and try again? I have been making world each time after cvsupping so I would expect the mfs kld module to be getting rebuilt and it appears to be up-to-date: -r-xr-xr-x 1 root wheel 12778 May 17 13:34 /modules/mfs.ko Also, both my custom kernel config file and the GENERIC config file include "options MFS" so mfs should not be getting loaded, right? Thanks, Bob > > -lq -- Bob Willcox The man who follows the crowd will usually get no bob@luke.pmr.com further than the crowd. The man who walks alone is Austin, TX likely to find himself in places no one has ever been. -- Alan Ashley-Pitt To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message
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