From owner-freebsd-fs@freebsd.org Thu Sep 6 18:26:19 2018 Return-Path: Delivered-To: freebsd-fs@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 805E4FCF6AD for ; Thu, 6 Sep 2018 18:26:19 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mailman.ysv.freebsd.org (mailman.ysv.freebsd.org [IPv6:2001:1900:2254:206a::50:5]) by mx1.freebsd.org (Postfix) with ESMTP id 0741F840D1 for ; Thu, 6 Sep 2018 18:26:19 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: by mailman.ysv.freebsd.org (Postfix) id BD3C1FCF6AC; Thu, 6 Sep 2018 18:26:18 +0000 (UTC) Delivered-To: fs@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 9B563FCF6AB for ; Thu, 6 Sep 2018 18:26:18 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mxrelay.ysv.freebsd.org (mxrelay.ysv.freebsd.org [IPv6:2001:1900:2254:206a::19:3]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "mxrelay.ysv.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 21506840CA for ; Thu, 6 Sep 2018 18:26:18 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2001:1900:2254:206a::16:76]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.ysv.freebsd.org (Postfix) with ESMTPS id 5508B8B0 for ; Thu, 6 Sep 2018 18:26:17 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org ([127.0.1.118]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id w86IQHWN023246 for ; Thu, 6 Sep 2018 18:26:17 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id w86IQHGt023245 for fs@FreeBSD.org; Thu, 6 Sep 2018 18:26:17 GMT (envelope-from bugzilla-noreply@freebsd.org) X-Authentication-Warning: kenobi.freebsd.org: www set sender to bugzilla-noreply@freebsd.org using -f From: bugzilla-noreply@freebsd.org To: fs@FreeBSD.org Subject: [Bug 227784] zfs: Fatal trap 9: general protection fault while in kernel mode on shutdown Date: Thu, 06 Sep 2018 18:26:17 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: CURRENT X-Bugzilla-Keywords: panic X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: inextricable.nadir@gmail.com X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: fs@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: cc Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-BeenThere: freebsd-fs@freebsd.org X-Mailman-Version: 2.1.27 Precedence: list List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 06 Sep 2018 18:26:19 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D227784 Conor changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |inextricable.nadir@gmail.co | |m --- Comment #11 from Conor --- I've also seen this issue on FreeBSD 11.2-RELEASE-p2, not CURRENT in somewh= at reproducible fashion; the panic seems to happen under heavy ZFS load reading and writing via NFS _eventually_ without fail. The manner which I trigger it each time is running a bittorrent client which is writing to the NFS share = from another machine. The stack trace is always the same. Problem Machine: FreeBSD nas 11.2-RELEASE-p2 FreeBSD 11.2-RELEASE-p2 #0: Tue Aug 14 21:45:40= UTC 2018 root@amd64-builder.daemonology.net:/usr/obj/usr/src/sys/GENERIC a= md64 Entry in /var/log/messages on reboot: Sep 4 23:08:35 nas kernel: Fatal trap 9: general protection fault while in kernel mode Sep 4 23:08:35 nas kernel: cpuid =3D 0; apic id =3D 00 Sep 4 23:08:35 nas kernel: instruction pointer =3D 0x20:0xffffffff80f7572e Sep 4 23:08:35 nas kernel: stack pointer =3D 0x28:0xfffffe023273a9b0 Sep 4 23:08:35 nas kernel: frame pointer =3D 0x28:0xfffffe023273a9b0 Sep 4 23:08:35 nas kernel: code segment =3D base 0x0, limit 0xfffff, type 0x 1b Sep 4 23:08:35 nas kernel: =3D DPL 0, pres 1, long 1, def32 0, gran 1 Sep 4 23:08:35 nas kernel: processor eflags =3D interrupt enabled, resu= me, IOPL =3D 0 Sep 4 23:08:35 nas kernel: current process =3D 0 (zio_read_int= r_0_4) Sep 4 23:08:35 nas kernel: trap number =3D 9 Sep 4 23:08:35 nas kernel: panic: general protection fault Sep 4 23:08:35 nas kernel: cpuid =3D 0 Sep 4 23:08:35 nas kernel: KDB: stack backtrace: Sep 4 23:08:35 nas kernel: #0 0xffffffff80b3d567 at kdb_backtrace+0x67 Sep 4 23:08:35 nas kernel: #1 0xffffffff80af6b07 at vpanic+0x177 Sep 4 23:08:35 nas kernel: #2 0xffffffff80af6983 at panic+0x43 Sep 4 23:08:35 nas kernel: #3 0xffffffff80f77fcf at trap_fatal+0x35f Sep 4 23:08:35 nas kernel: #4 0xffffffff80f7758e at trap+0x5e Sep 4 23:08:35 nas kernel: #5 0xffffffff80f57dac at calltrap+0x8 Sep 4 23:08:35 nas kernel: #6 0xffffffff8228a6b6 at abd_copy_off+0x156 Sep 4 23:08:35 nas kernel: #7 0xffffffff82307ffa at vdev_queue_agg_io_done+0x6a Sep 4 23:08:35 nas kernel: #8 0xffffffff8232ecfe at zio_done+0x90e Sep 4 23:08:35 nas kernel: #9 0xffffffff8232a74c at zio_execute+0xac Sep 4 23:08:35 nas kernel: #10 0xffffffff80b4ed74 at taskqueue_run_locked+0x154 Sep 4 23:08:35 nas kernel: #11 0xffffffff80b4fed8 at taskqueue_thread_loop+0x98 Sep 4 23:08:35 nas kernel: #12 0xffffffff80aba083 at fork_exit+0x83 zpool status: root@nas:/var/log # zpool status pool: zroot state: ONLINE scan: scrub repaired 24K in 0h7m with 0 errors on Tue Sep 4 23:21:17 2018 config: NAME STATE READ WRITE CKSUM zroot ONLINE 0 0 0 raidz3-0 ONLINE 0 0 0 ada0p3 ONLINE 0 0 0 ada1p3 ONLINE 0 0 0 ada2p3 ONLINE 0 0 0 ada3p3 ONLINE 0 0 0 ada4p3 ONLINE 0 0 0 ada5p3 ONLINE 0 0 0 ada6p3 ONLINE 0 0 0 ada7p3 ONLINE 0 0 0 errors: No known data errors I can collect a crash dump if it will be useful. --=20 You are receiving this mail because: You are the assignee for the bug.=