From owner-freebsd-bugs@freebsd.org Fri Feb 26 22:02:48 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 58F73AB65C1 for ; Fri, 26 Feb 2016 22:02:48 +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 3280E1630 for ; Fri, 26 Feb 2016 22:02:48 +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 u1QM2mNO015200 for ; Fri, 26 Feb 2016 22:02:48 GMT (envelope-from bugzilla-noreply@freebsd.org) From: bugzilla-noreply@freebsd.org To: freebsd-bugs@FreeBSD.org Subject: [Bug 207535] LOR in UFS on FreeBSD 10.3-BETA3 @ sys_fsync Date: Fri, 26 Feb 2016 22:02:48 +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-BETA2 X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: op@hardenedbsd.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: 2.1.20 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 26 Feb 2016 22:02:48 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D207535 Bug ID: 207535 Summary: LOR in UFS on FreeBSD 10.3-BETA3 @ sys_fsync Product: Base System Version: 10.3-BETA2 Hardware: Any OS: Any Status: New Severity: Affects Only Me Priority: --- Component: kern Assignee: freebsd-bugs@FreeBSD.org Reporter: op@hardenedbsd.org [25] lock order reversal: [25] 1st 0xfffffe03dea4e1c0 bufwait (bufwait) @ /usr/src/sys/kern/vfs_bio.c:3130 [25] 2nd 0xfffff8000d61c7b0 snaplk (snaplk) @ /usr/src/sys/ufs/ffs/ffs_snapshot.c:2298 [25] KDB: stack backtrace: [25] db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 0xfffffe04656f8310 [25] kdb_backtrace() at kdb_backtrace+0x39/frame 0xfffffe04656f83c0 [25] witness_checkorder() at witness_checkorder+0xe12/frame 0xfffffe04656f8= 450 [25] __lockmgr_args() at __lockmgr_args+0x9ea/frame 0xfffffe04656f8590 [25] ffs_copyonwrite() at ffs_copyonwrite+0x179/frame 0xfffffe04656f8640 [25] ffs_geom_strategy() at ffs_geom_strategy+0xe6/frame 0xfffffe04656f8670 [25] bufwrite() at bufwrite+0x19a/frame 0xfffffe04656f86c0 [25] ffs_update() at ffs_update+0x2b8/frame 0xfffffe04656f8740 [25] ffs_syncvnode() at ffs_syncvnode+0x485/frame 0xfffffe04656f87c0 [25] ffs_fsync() at ffs_fsync+0x20/frame 0xfffffe04656f87f0 [25] VOP_FSYNC_APV() at VOP_FSYNC_APV+0xd1/frame 0xfffffe04656f8820 [25] sys_fsync() at sys_fsync+0x175/frame 0xfffffe04656f88a0 [25] amd64_syscall() at amd64_syscall+0x2a8/frame 0xfffffe04656f89b0 [25] Xfast_syscall() at Xfast_syscall+0xfb/frame 0xfffffe04656f89b0 [25] --- syscall (95, FreeBSD ELF64, sys_fsync), rip =3D 0x243328448ca, rsp= =3D 0x67f303cb9a58, rbp =3D 0x67f303cbab00 --- --=20 You are receiving this mail because: You are the assignee for the bug.=