From owner-freebsd-bugs@freebsd.org Wed Dec 28 16:18:11 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 D2F3FC94C65 for ; Wed, 28 Dec 2016 16:18:11 +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 AACB71F40 for ; Wed, 28 Dec 2016 16:18:11 +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 uBSGIBb8069530 for ; Wed, 28 Dec 2016 16:18:11 GMT (envelope-from bugzilla-noreply@freebsd.org) From: bugzilla-noreply@freebsd.org To: freebsd-bugs@FreeBSD.org Subject: [Bug 215635] LOR in zfs Date: Wed, 28 Dec 2016 16:18:11 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: 10.3-RELEASE X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: dvl@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: bug_id short_desc product version rep_platform op_sys bug_status bug_severity priority component assigned_to reporter Message-ID: 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: 2.1.23 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 28 Dec 2016 16:18:11 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D215635 Bug ID: 215635 Summary: LOR in zfs Product: Base System Version: 10.3-RELEASE Hardware: Any OS: Any Status: New Severity: Affects Only Me Priority: --- Component: kern Assignee: freebsd-bugs@FreeBSD.org Reporter: dvl@FreeBSD.org I saw this in my logs this morning. This server is the same one which has = been locking up, most nights, at about 0301 UTC. Dec 28 03:12:20 knew kernel: lock order reversal: Dec 28 03:12:20 knew kernel: 1st 0xfffff80418bea068 zfs (zfs) @ /usr/src/sys/kern/vfs_extattr.c:171 Dec 28 03:12:20 knew kernel: 2nd 0xfffff803f973c040 filedesc structure (filedesc structure) @ /usr/src/sys/kern/vfs_lookup.c:213 Dec 28 03:12:20 knew kernel: KDB: stack backtrace: Dec 28 03:12:20 knew kernel: db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 0xfffffe03b95f2fa0 Dec 28 03:12:20 knew kernel: kdb_backtrace() at kdb_backtrace+0x39/frame 0xfffffe03b95f3050 Dec 28 03:12:20 knew kernel: witness_checkorder() at witness_checkorder+0xc7e/frame 0xfffffe03b95f30e0 Dec 28 03:12:20 knew kernel: _sx_slock() at _sx_slock+0x46/frame 0xfffffe03b95f3120 Dec 28 03:12:20 knew kernel: namei() at namei+0x19a/frame 0xfffffe03b95f31f0 Dec 28 03:12:20 knew kernel: vn_open_cred() at vn_open_cred+0x10d/frame 0xfffffe03b95f3350 Dec 28 03:12:20 knew kernel: zfs_setextattr() at zfs_setextattr+0x204/frame 0xfffffe03b95f3670 Dec 28 03:12:20 knew kernel: VOP_SETEXTATTR_APV() at VOP_SETEXTATTR_APV+0xa7/frame 0xfffffe03b95f36a0 Dec 28 03:12:20 knew kernel: extattr_set_vp() at extattr_set_vp+0x153/frame 0xfffffe03b95f3770 Dec 28 03:12:20 knew kernel: sys_extattr_set_file() at sys_extattr_set_file+0xf4/frame 0xfffffe03b95f39a0 Dec 28 03:12:20 knew kernel: amd64_syscall() at amd64_syscall+0x2d4/frame 0xfffffe03b95f3ab0 Dec 28 03:12:20 knew kernel: Xfast_syscall() at Xfast_syscall+0xfb/frame 0xfffffe03b95f3ab0 Dec 28 03:12:20 knew kernel: --- syscall (356, FreeBSD ELF64, sys_extattr_set_file), rip =3D 0x80086637a, rsp =3D 0x7fffffffe668, rbp =3D 0x7fffffffe700 --- --=20 You are receiving this mail because: You are the assignee for the bug.=