From owner-freebsd-current@FreeBSD.ORG Sun Jul 12 11:56:43 2009 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 31C7C1065672 for ; Sun, 12 Jul 2009 11:56:43 +0000 (UTC) (envelope-from ler@lerctr.org) Received: from thebighonker.lerctr.org (thebighonker.lerctr.org [192.147.25.65]) by mx1.freebsd.org (Postfix) with ESMTP id 0CDA58FC2B for ; Sun, 12 Jul 2009 11:56:42 +0000 (UTC) (envelope-from ler@lerctr.org) Received: from 76-205-169-61.lightspeed.austtx.sbcglobal.net ([76.205.169.61]:31835 helo=borg) by thebighonker.lerctr.org with esmtpsa (TLSv1:AES256-SHA:256) (Exim 4.69 (FreeBSD)) (envelope-from ) id 1MPxfc-000BMw-TD; Sun, 12 Jul 2009 06:56:42 -0500 Date: Sun, 12 Jul 2009 06:56:27 -0500 (CDT) From: Larry Rosenman Sender: ler@borg To: Lawrence Stewart In-Reply-To: <4A5993A6.7030205@freebsd.org> Message-ID: References: <6adb930b24382e32582fca4841f91765.squirrel@webmail.lerctr.org> <4A5993A6.7030205@freebsd.org> User-Agent: Alpine 2.00 (BSF 1167 2008-08-23) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed X-Spam-Score: -2.5 (--) X-LERCTR-Spam-Score: -2.5 (--) X-Spam-Report: SpamScore (-2.5/5.0) ALL_TRUSTED=-1.8, BAYES_00=-2.599, TVD_RCVD_IP=1.931 X-LERCTR-Spam-Report: SpamScore (-2.5/5.0) ALL_TRUSTED=-1.8, BAYES_00=-2.599, TVD_RCVD_IP=1.931 DomainKey-Status: no signature Cc: freebsd-current@freebsd.org Subject: Re: Is this a known issue? X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 12 Jul 2009 11:56:43 -0000 On Sun, 12 Jul 2009, Lawrence Stewart wrote: > Larry Rosenman wrote: >> Got this lovely textdump tonight with -CURRENT from earlier today: >> Fatal trap 12: page fault while in kernel mode >> cpuid = 1; apic id = 01 >> fault virtual address = 0x318 >> fault code = supervisor read data, page not present >> instruction pointer = 0x20:0xffffffff803200fe >> stack pointer = 0x28:0xffffff81d22105f0 >> frame pointer = 0x28:0xffffff81d2210610 >> 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 = 1611 (bacula-fd) >> trap number = 12 >> panic: page fault >> cpuid = 1 >> KDB: stack backtrace: >> db_trace_self_wrapper() at db_trace_self_wrapper+0x2a >> panic() at panic+0x182 >> trap_fatal() at trap_fatal+0x2ad >> trap_pfault() at trap_pfault+0x294 >> trap() at trap+0x187 >> calltrap() at calltrap+0x8 >> --- trap 0xc, rip = 0xffffffff803200fe, rsp = 0xffffff81d22105f0, rbp = >> 0xffffff81d2210610 --- >> _mtx_lock_sleep() at _mtx_lock_sleep+0x4e >> netisr_queue_internal() at netisr_queue_internal+0xe1 >> netisr_queue_src() at netisr_queue_src+0x3c >> if_simloop() at if_simloop+0xb6 >> looutput() at looutput+0x84 >> ip_output() at ip_output+0xb88 >> tcp_output() at tcp_output+0xac9 >> tcp_usr_send() at tcp_usr_send+0x3a4 >> sosend_generic() at sosend_generic+0x3f6 >> soo_write() at soo_write+0x37 >> dofilewrite() at dofilewrite+0x85 >> kern_writev() at kern_writev+0x60 >> write() at write+0x55 >> syscall() at syscall+0x246 >> Xfast_syscall() at Xfast_syscall+0xe1 >> --- syscall (4, FreeBSD ELF64, write), rip = 0x801a0ff9c, rsp = >> 0x7fffff9fd2b8, rbp = 0x801d44e28 --- >> Uptime: 6m22s >> # >> >> Is this a known issue? >> >> Also, it appears it had just reset without trace (the 6m22s uptime is >> telltale). > > Currently being investigated. See "ppp triggers GPF panic" and "Re: r194546 > amd64: kernel panic in tcp_sack.c" for other threads on freebsd-current@ that > likely are the same panic (not confirmed yet though as we only have access to > Kamigishi's crash dumps so far). > > Do you have a crash dump? Nope, it doesn't seem to want to generate the dump, just the text dump :( (I'm on ZFS for most of my disk, with a 4GB swap, but 16GB mem). Per the later mails, I'll update to latest HEAD and cut a new kernel. > > Cheers, > Lawrence > -- Larry Rosenman http://www.lerctr.org/~ler Phone: +1 512-248-2683 E-Mail: ler@lerctr.org US Mail: 430 Valona Loop, Round Rock, TX 78681-3893