From owner-freebsd-bugs@FreeBSD.ORG Tue Feb 17 19:40:01 2009 Return-Path: Delivered-To: freebsd-bugs@hub.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 314051065686 for ; Tue, 17 Feb 2009 19:40:01 +0000 (UTC) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (freefall.freebsd.org [IPv6:2001:4f8:fff6::28]) by mx1.freebsd.org (Postfix) with ESMTP id 07FF58FC13 for ; Tue, 17 Feb 2009 19:40:01 +0000 (UTC) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (gnats@localhost [127.0.0.1]) by freefall.freebsd.org (8.14.3/8.14.3) with ESMTP id n1HJe0Dv080695 for ; Tue, 17 Feb 2009 19:40:00 GMT (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.14.3/8.14.3/Submit) id n1HJe0O8080694; Tue, 17 Feb 2009 19:40:00 GMT (envelope-from gnats) Resent-Date: Tue, 17 Feb 2009 19:40:00 GMT Resent-Message-Id: <200902171940.n1HJe0O8080694@freefall.freebsd.org> Resent-From: FreeBSD-gnats-submit@FreeBSD.org (GNATS Filer) Resent-To: freebsd-bugs@FreeBSD.org Resent-Reply-To: FreeBSD-gnats-submit@FreeBSD.org, Dirk Meyer Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 54D431065676 for ; Tue, 17 Feb 2009 19:30:17 +0000 (UTC) (envelope-from dm@home3.dinoex.sub.de) Received: from uucp.dinoex.sub.de (uucp.dinoex.sub.de [194.45.71.2]) by mx1.freebsd.org (Postfix) with ESMTP id CC87B8FC18 for ; Tue, 17 Feb 2009 19:30:16 +0000 (UTC) (envelope-from dm@home3.dinoex.sub.de) Received: from home3.dinoex.sub.de (home3.dinoex.sub.de [194.45.71.20]) by uucp.dinoex.sub.de (8.14.2/8.14.2) with ESMTP id n1HIxK2U069180 for ; Tue, 17 Feb 2009 19:59:35 +0100 (CET) (envelope-from dm@home3.dinoex.sub.de) Received: (from dm@localhost) by home3.dinoex.sub.de (8.14.3/8.14.3/Submit) id n1HIxMLU008860; Tue, 17 Feb 2009 19:59:22 +0100 (CET) (envelope-from dm) Message-Id: <200902171859.n1HIxMLU008860@home3.dinoex.sub.de> Date: Tue, 17 Feb 2009 19:59:22 +0100 (CET) From: Dirk Meyer To: FreeBSD-gnats-submit@FreeBSD.org X-Send-Pr-Version: 3.113 Cc: Subject: kern/131784: triple LOR after hard reboot X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: Dirk Meyer List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 17 Feb 2009 19:40:02 -0000 >Number: 131784 >Category: kern >Synopsis: triple LOR after hard reboot >Confidential: no >Severity: non-critical >Priority: low >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Tue Feb 17 19:40:00 UTC 2009 >Closed-Date: >Last-Modified: >Originator: Dirk Meyer >Release: FreeBSD 8.0-STABLE i386 >Organization: >Environment: System: FreeBSD book64.dinoex.sub.de 8.0-CURRENT FreeBSD 8.0-CURRENT #5: Tue Feb 17 06:39:57 CET 2009 root@book64.dinoex.sub.de:/usr/obj/usr/src/sys/GENERIC amd64 >Description: lock order reversal: 1st 0xffffff0003a2d7f8 ufs (ufs) @ /usr/src/sys/ufs/ffs/ffs_snapshot.c:424 2nd 0xfffffffe53e58bc8 bufwait (bufwait) @ /usr/src/sys/kern/vfs_bio.c:2443 3rd 0xffffff00034fc7f8 ufs (ufs) @ /usr/src/sys/ufs/ffs/ffs_snapshot.c:545 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0x2a _witness_debugger() at _witness_debugger+0x2e witness_checkorder() at witness_checkorder+0x81e __lockmgr_args() at __lockmgr_args+0xc2a ffs_lock() at ffs_lock+0x8c VOP_LOCK1_APV() at VOP_LOCK1_APV+0x9b _vn_lock() at _vn_lock+0x47 ffs_snapshot() at ffs_snapshot+0x1c09 ffs_mount() at ffs_mount+0x666 vfs_donmount() at vfs_donmount+0xe31 nmount() at nmount+0xa6 syscall() at syscall+0x1bf Xfast_syscall() at Xfast_syscall+0xab --- syscall (378, FreeBSD ELF64, nmount), rip = 0x8007a6cec, rsp = 0x7fffffffea48, rbp = 0x800a02530 --- lock order reversal: 1st 0xfffffffe53e58bc8 bufwait (bufwait) @ /usr/src/sys/kern/vfs_bio.c:2443 2nd 0xffffff0003892330 snaplk (snaplk) @ /usr/src/sys/ufs/ffs/ffs_snapshot.c:794 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0x2a _witness_debugger() at _witness_debugger+0x2e witness_checkorder() at witness_checkorder+0x81e __lockmgr_args() at __lockmgr_args+0xc2a ffs_lock() at ffs_lock+0x8c VOP_LOCK1_APV() at VOP_LOCK1_APV+0x9b _vn_lock() at _vn_lock+0x47 ffs_snapshot() at ffs_snapshot+0x1ad6 ffs_mount() at ffs_mount+0x666 vfs_donmount() at vfs_donmount+0xe31 nmount() at nmount+0xa6 syscall() at syscall+0x1bf Xfast_syscall() at Xfast_syscall+0xab --- syscall (378, FreeBSD ELF64, nmount), rip = 0x8007a6cec, rsp = 0x7fffffffea48, rbp = 0x800a02530 --- lock order reversal: 1st 0xffffff0003892330 snaplk (snaplk) @ /usr/src/sys/kern/vfs_vnops.c:293 2nd 0xffffff0003a2d7f8 ufs (ufs) @ /usr/src/sys/ufs/ffs/ffs_snapshot.c:1588 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0x2a _witness_debugger() at _witness_debugger+0x2e witness_checkorder() at witness_checkorder+0x81e __lockmgr_args() at __lockmgr_args+0xc2a ffs_snapremove() at ffs_snapremove+0xe7 softdep_releasefile() at softdep_releasefile+0x139 ufs_inactive() at ufs_inactive+0x1a7 vinactive() at vinactive+0x72 vput() at vput+0x22c vn_close() at vn_close+0xb9 vn_closefile() at vn_closefile+0x7d _fdrop() at _fdrop+0x23 closef() at closef+0x4d kern_close() at kern_close+0x10d syscall() at syscall+0x1bf Xfast_syscall() at Xfast_syscall+0xab --- syscall (6, FreeBSD ELF64, close), rip = 0x80083cf8c, rsp = 0x7fffffffea48, rbp = 0 --- >How-To-Repeat: kernel crashes while loading snd_hda, no crashdump can be written. on reboot ffsck runs (and backroung fsck) which tiggered this LOR. >Fix: unknown >Release-Note: >Audit-Trail: >Unformatted: