Date: Fri, 15 Apr 2005 10:26:42 -0700 (PDT) From: Doug White <dwhite@gumbysoft.com> To: Eirik =?ISO-8859-1?B?2A==?=verby <ltning@anduin.net> Cc: "current@freebsd.org" <current@freebsd.org> Subject: Re: Panic after "in_cksum_skip: out of data by 260" Message-ID: <20050415102457.F34838@carver.gumbysoft.com> In-Reply-To: <BE8297B3.116B1%ltning@anduin.net> References: <BE8297B3.116B1%ltning@anduin.net>
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On Wed, 13 Apr 2005, Eirik [ISO-8859-1] Øverby wrote: > Hi, > > Today I received this message on my serial console: > > in_cksum_skip: out of data by 260 From a brief reading of the source it looks like this is a corrupted mbuf that got tripped over later. If you can reproduce this I'd turn the printf at the end of src/sys/i386/i386/in_cksum.c into a panic and get a crashdump so the bad data can be analysed. > Fatal trap 12: page fault while in kernel mode > cpuid = 1; apic id = 00 > fault virtual address = 0xc > fault code = supervisor read, page not present > instruction pointer = 0x8:0xc066ec33 > stack pointer = 0x10:0xd5437974 > frame pointer = 0x10:0xd5437998 > 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 = 36 (swi1: net) > trap number = 12 > panic: page fault > cpuid = 1 > boot() called on cpu#0 > Uptime: 1d15h8m10s > > This server has been very stable for a very long time. This crash surprises > me somewhat. > Uname output: > FreeBSD carnen.net 5.3-STABLE FreeBSD 5.3-STABLE #0: Wed Feb 2 21:02:44 CET > 2005 root@carnen.net:/usr/obj/usr/src/sys/CARNEN i386 > > Any idea what could have caused this? > > Thanks, > /Eirik > > > _______________________________________________ > freebsd-current@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-current > To unsubscribe, send any mail to "freebsd-current-unsubscribe@freebsd.org" > -- Doug White | FreeBSD: The Power to Serve dwhite@gumbysoft.com | www.FreeBSD.orghelp
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