From owner-freebsd-bugs@freebsd.org Mon Apr 4 22:27:33 2016 Return-Path: Delivered-To: freebsd-bugs@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 34F4FB02F38 for ; Mon, 4 Apr 2016 22:27:33 +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 mx1.freebsd.org (Postfix) with ESMTPS id 1B91215CC for ; Mon, 4 Apr 2016 22:27:33 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from bugs.freebsd.org ([127.0.1.118]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id u34MRW10095881 for ; Mon, 4 Apr 2016 22:27:32 GMT (envelope-from bugzilla-noreply@freebsd.org) From: bugzilla-noreply@freebsd.org To: freebsd-bugs@FreeBSD.org Subject: [Bug 204614] LOR In mpr(4) Date: Mon, 04 Apr 2016 22:27:32 +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: 11.0-CURRENT X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: sbruno@FreeBSD.org X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: freebsd-bugs@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-bugs@freebsd.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 04 Apr 2016 22:27:33 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D204614 Sean Bruno changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |asomers@FreeBSD.org, | |clusteradm@FreeBSD.org, | |freebsd-scsi@FreeBSD.org, | |ken@FreeBSD.org, | |sbruno@FreeBSD.org, | |scottl@FreeBSD.org, | |slm@freebsd.org --- Comment #2 from Sean Bruno --- We just ran into this in the FreeBSD cluster with: FreeBSD 11.0-CURRENT #0 r296318M: Mon Apr 4 21:46:27 UTC 2016 mpr0: SAS Address for SATA device =3D 2a4f636b92648265 mpr0: SAS Address for SATA device =3D 142f4f6e92648266 mpr0: SAS Address for SATA device =3D b2a706e92648266 mpr0: SAS Address for SATA device =3D 4414c6e92648266 mpr0: SAS Address from SAS device page0 =3D 500304801ecc0b00 mpr0: SAS Address from SATA device =3D 2a4f636b92648265 mpr0: Found device <81,End Device> <12.0Gbps> handle<0x000a> enclosureHandle<0x0002> slot 0 mpr0: At enclosure level 0 and connector name ( ) lock order reversal: 1st 0xfffff8013d2c7460 CAM device lock (CAM device lock) @ /usr/src/sys/cam/cam_xpt.c:784 2nd 0xfffffe0001b331c0 MPR lock (MPR lock) @ /usr/src/sys/cam/cam_xpt.c:26= 22 stack backtrace: #0 0xffffffff80a83000 at witness_debugger+0x70 #1 0xffffffff80a82f01 at witness_checkorder+0xe71 #2 0xffffffff80a09d24 at __mtx_lock_flags+0xa4 #3 0xffffffff803022cc at xpt_action_default+0xb6c #4 0xffffffff803120e5 at scsi_scan_bus+0x1d5 #5 0xffffffff80307f3c at xpt_scanner_thread+0x15c #6 0xffffffff809ebea4 at fork_exit+0x84 #7 0xffffffff80e59f1e at fork_trampoline+0xe mpr0: SAS Address from SAS device page0 =3D 500304801ecc0b01 mpr0: SAS Address from SATA device =3D 142f4f6e92648266 mpr0: Found device <81,End Device> <12.0Gbps> handle<0x000b> enclosureHandle<0x0002> slot 1 mpr0: At enclosure level 0 and connector name ( ) mpr0: SAS Address from SAS device page0 =3D 500304801ecc0b02 mpr0: SAS Address from SATA device =3D b2a706e92648266 mpr0: Found device <81,End Device> <12.0Gbps> handle<0x000c> enclosureHandle<0x0002> slot 2 mpr0: At enclosure level 0 and connector name ( ) mpr0: SAS Address from SAS device page0 =3D 500304801ecc0b03 mpr0: SAS Address from SATA device =3D 4414c6e92648266 mpr0: Found device <81,End Device> <12.0Gbps> handle<0x000d> enclosureHandle<0x0002> slot 3 --=20 You are receiving this mail because: You are the assignee for the bug.=