From owner-freebsd-fs@freebsd.org Fri Apr 6 11:10:28 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 10902F9CA95 for ; Fri, 6 Apr 2018 11:10:28 +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 9DFCB748AF for ; Fri, 6 Apr 2018 11:10:27 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: by mailman.ysv.freebsd.org (Postfix) id 62761F9CA94; Fri, 6 Apr 2018 11:10:27 +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 51037F9CA93 for ; Fri, 6 Apr 2018 11:10:27 +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 E222D748AB for ; Fri, 6 Apr 2018 11:10:26 +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 2A7101E648 for ; Fri, 6 Apr 2018 11:10:26 +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 w36BAPWg027508 for ; Fri, 6 Apr 2018 11:10:25 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id w36BAPNb027507 for fs@FreeBSD.org; Fri, 6 Apr 2018 11:10:25 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 203906] ZFS lockup, spa_namespace_lock Date: Fri, 06 Apr 2018 11:10:26 +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: 10.1-RELEASE X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Some People X-Bugzilla-Who: avg@FreeBSD.org X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: fs@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: 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: 2.1.25 Precedence: list List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 06 Apr 2018 11:10:28 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D203906 --- Comment #7 from Andriy Gapon --- (In reply to emz from comment #6) A rather wild guess, but I suspect that it may had to do with the hardware. I see that ZFS was just blocked waiting for I/O. I do not see intrinsic problems with it. Maybe a disk took a nap or a command like TRIM blocked its operation for a = long time or something of that nature. A suspicious thread: 0 101671 kernel zio_free_issue_3_0 _mtx_lock_spin_cookie+= 0xc1 callout_lock+0xcb callout_reset_sbt_on+0x79 mprsas_action+0xf2d xpt_run_devq+0x48a xpt_action_default+0x8fc dastart+0x2f3 xpt_run_allocq+0x= 173 dastrategy+0x8d g_disk_start+0x34f g_io_request+0x2a7 zio_vdev_io_start+0x2= ae zio_execute+0xac zio_nowait+0xcb vdev_raidz_io_start+0x6cc zio_vdev_io_start+0x2ae zio_execute+0xac zio_nowait+0xcb Try to examine your system logs, maybe RAID event log too. --=20 You are receiving this mail because: You are the assignee for the bug.=