Date: Sun, 12 Jul 2009 01:51:40 +0200 From: Stefan Bethke <stb@lassitu.de> To: Lawrence Stewart <lstewart@freebsd.org> Cc: FreeBSD Current <freebsd-current@freebsd.org> Subject: Re: ppp triggers GPF panic Message-ID: <6D58BB3C-85F4-44A6-A43B-F6E18F056FA4@lassitu.de> In-Reply-To: <4A58DD8D.3090308@freebsd.org> References: <128E7C52-CCBD-4BAF-A4AE-1D914A3968CB@lassitu.de> <4A58DD8D.3090308@freebsd.org>
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Am 11.07.2009 um 20:44 schrieb Lawrence Stewart: > Stefan Bethke wrote: >> Yesterday's -current, amd64, C2D, 4 GB RAM. Full dmesg below. >> Fatal trap 9: general protection fault while in kernel mode >> cpuid = 0; apic id = 00 >> instruction pointer = 0x20:0xffffffff802fc2ce >> stack pointer = 0x28:0xffffff8000037b10 >> frame pointer = 0x28:0xffffff8000037b30 >> code segment = base 0x0, limit 0xfffff, type 0x1b >> = DPL 0, pres 1, long 1, def32 0, gran 1 >> processor eflags = interrupt enabled, resume, IOPL = 0 >> current process = 12 (swi1: netisr 0) >> [thread pid 12 tid 100007 ] >> Stopped at _mtx_lock_sleep+0x4e: movl 0x288(%rcx),%esi >> Didn't capture anything else there. This happened when my ADSL >> link was forced down (24h connection reset). >> After fixing the file system (UFS2 + softupdates on /), I got >> another "panic: spin lock held too long" on rebooting. >> Then, the GPF panic happened again as ppp was trying to establish >> the connection: > > 1. Do you have a crash dump? Unfortunatly not. > 2. Can you try find a sequence of events to deterministically > reproduce this? Not if I can help it, this is my main gateway at home. Sorry. But I'll try collect as much info as possible if and when it happens again. Stefan -- Stefan Bethke <stb@lassitu.de> Fon +49 151 14070811
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