From owner-freebsd-bugs@FreeBSD.ORG Mon Jan 13 06:50:00 2014 Return-Path: Delivered-To: freebsd-bugs@smarthost.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id DA8C9784 for ; Mon, 13 Jan 2014 06:50:00 +0000 (UTC) Received: from freefall.freebsd.org (freefall.freebsd.org [IPv6:2001:1900:2254:206c::16:87]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mx1.freebsd.org (Postfix) with ESMTPS id B4DBC18F2 for ; Mon, 13 Jan 2014 06:50:00 +0000 (UTC) Received: from freefall.freebsd.org (localhost [127.0.0.1]) by freefall.freebsd.org (8.14.7/8.14.7) with ESMTP id s0D6o0a7028138 for ; Mon, 13 Jan 2014 06:50:00 GMT (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.14.7/8.14.7/Submit) id s0D6o0Kn028136; Mon, 13 Jan 2014 06:50:00 GMT (envelope-from gnats) Resent-Date: Mon, 13 Jan 2014 06:50:00 GMT Resent-Message-Id: <201401130650.s0D6o0Kn028136@freefall.freebsd.org> Resent-From: FreeBSD-gnats-submit@FreeBSD.org (GNATS Filer) Resent-To: freebsd-bugs@FreeBSD.org Resent-Reply-To: FreeBSD-gnats-submit@FreeBSD.org, R Tyler Croy Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 0679076C for ; Mon, 13 Jan 2014 06:47:30 +0000 (UTC) Received: from oldred.freebsd.org (oldred.freebsd.org [IPv6:2001:1900:2254:206a::50:4]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.freebsd.org (Postfix) with ESMTPS id DA2E518E7 for ; Mon, 13 Jan 2014 06:47:29 +0000 (UTC) Received: from oldred.freebsd.org ([127.0.1.6]) by oldred.freebsd.org (8.14.5/8.14.7) with ESMTP id s0D6lTB8013493 for ; Mon, 13 Jan 2014 06:47:29 GMT (envelope-from nobody@oldred.freebsd.org) Received: (from nobody@localhost) by oldred.freebsd.org (8.14.5/8.14.5/Submit) id s0D6lT4u013482; Mon, 13 Jan 2014 06:47:29 GMT (envelope-from nobody) Message-Id: <201401130647.s0D6lT4u013482@oldred.freebsd.org> Date: Mon, 13 Jan 2014 06:47:29 GMT From: R Tyler Croy To: freebsd-gnats-submit@FreeBSD.org X-Send-Pr-Version: www-3.1 Subject: kern/185734: panic on stable/10 when writing to ZFS disk X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.17 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 13 Jan 2014 06:50:00 -0000 >Number: 185734 >Category: kern >Synopsis: panic on stable/10 when writing to ZFS disk >Confidential: no >Severity: non-critical >Priority: low >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Mon Jan 13 06:50:00 UTC 2014 >Closed-Date: >Last-Modified: >Originator: R Tyler Croy >Release: 10.0-PRERELEASE (r260356) >Organization: >Environment: FreeBSD kiwi 10.0-PRERELEASE FreeBSD 10.0-PRERELEASE #2 209885b(stable/10): Sun Jan 5 20:38:07 PST 2014 root@kiwi:/usr/home/tyler/scratch/obj/usr/home/tyler/source/github/freebsd/sys/KIWI amd64 >Description: Was attempting to pull a big update from the FreeBSD git mirror, which usually downloads large-ish pack files and writes them to disk. After fetching the object files, and attempting to write them to my encrypted ZFS-based disk, the machine panicked as you can see below. Jan 12 22:24:43 kiwi dhclient[36674]: send_packet: Network is down Jan 12 22:25:09 kiwi last message repeated 3 times Jan 12 22:25:33 kiwi last message repeated 2 times Jan 12 22:30:55 kiwi syslogd: kernel boot file is /boot/kernel/kernel Jan 12 22:30:55 kiwi kernel: Jan 12 22:30:55 kiwi kernel: Jan 12 22:30:55 kiwi kernel: Fatal trap 12: page fault while in kernel mode Jan 12 22:30:55 kiwi kernel: cpuid = 1; apic id = 01 Jan 12 22:30:55 kiwi kernel: fault virtual address = 0x34f80125 Jan 12 22:30:55 kiwi kernel: fault code = supervisor write data, page not present Jan 12 22:30:55 kiwi kernel: instruction pointer = 0x20:0xffffffff80685341 Jan 12 22:30:55 kiwi kernel: stack pointer = 0x28:0xfffffe0234f888e0 Jan 12 22:30:55 kiwi kernel: frame pointer = 0x28:0xfffffe0234f889b0 Jan 12 22:30:55 kiwi kernel: code segment = base 0x0, limit 0xfffff, type 0x1b Jan 12 22:30:55 kiwi kernel: = DPL 0, pres 1, long 1, def32 0, gran 1 Jan 12 22:30:55 kiwi kernel: processor eflags = interrupt enabled, resume, IOPL = 0 Jan 12 22:30:55 kiwi kernel: current process = 22137 (git) Jan 12 22:30:55 kiwi kernel: trap number = 12 Jan 12 22:30:55 kiwi kernel: panic: page fault Jan 12 22:30:55 kiwi kernel: cpuid = 1 Jan 12 22:30:55 kiwi kernel: KDB: stack backtrace: Jan 12 22:30:55 kiwi kernel: #0 0xffffffff8066c750 at kdb_backtrace+0x60 Jan 12 22:30:55 kiwi kernel: #1 0xffffffff806341a5 at panic+0x155 Jan 12 22:30:55 kiwi kernel: #2 0xffffffff808cf752 at trap_fatal+0x3a2 Jan 12 22:30:55 kiwi kernel: #3 0xffffffff808cfa29 at trap_pfault+0x2c9 Jan 12 22:30:55 kiwi kernel: #4 0xffffffff808cf1b6 at trap+0x5e6 Jan 12 22:30:55 kiwi kernel: #5 0xffffffff808b6452 at calltrap+0x8 Jan 12 22:30:55 kiwi kernel: #6 0xffffffff8068231a at dofilewrite+0x8a Jan 12 22:30:55 kiwi kernel: #7 0xffffffff80682045 at kern_writev+0x65 Jan 12 22:30:55 kiwi kernel: #8 0xffffffff80681fd3 at sys_write+0x63 Jan 12 22:30:55 kiwi kernel: #9 0xffffffff808d0047 at amd64_syscall+0x357 Jan 12 22:30:55 kiwi kernel: #10 0xffffffff808b673b at Xfast_syscall+0xfb Jan 12 22:30:55 kiwi kernel: Uptime: 5d2h27m4s Jan 12 22:30:55 kiwi kernel: Automatic reboot in 15 seconds - press a key on the console to abort Jan 12 22:30:55 kiwi kernel: Rebooting... Jan 12 22:30:55 kiwi kernel: cpu_reset: Restarting BSP Jan 12 22:30:55 kiwi kernel: cpu_reset_proxy: Stopped CPU 1 >How-To-Repeat: Unable to reproduce unfortunately :( >Fix: >Release-Note: >Audit-Trail: >Unformatted: