From owner-freebsd-current@FreeBSD.ORG Mon Aug 20 21:19:59 2007 Return-Path: Delivered-To: freebsd-current@FreeBSD.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 7F9BE16A419 for ; Mon, 20 Aug 2007 21:19:59 +0000 (UTC) (envelope-from rwatson@FreeBSD.org) Received: from cyrus.watson.org (cyrus.watson.org [209.31.154.42]) by mx1.freebsd.org (Postfix) with ESMTP id 3B70813C478 for ; Mon, 20 Aug 2007 21:19:59 +0000 (UTC) (envelope-from rwatson@FreeBSD.org) Received: from fledge.watson.org (fledge.watson.org [209.31.154.41]) by cyrus.watson.org (Postfix) with ESMTP id D416946EBE; Mon, 20 Aug 2007 17:19:58 -0400 (EDT) Date: Mon, 20 Aug 2007 22:19:58 +0100 (BST) From: Robert Watson X-X-Sender: robert@fledge.watson.org To: Jan Harkes Message-ID: <20070820221934.I97677@fledge.watson.org> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed Cc: freebsd-current@FreeBSD.org Subject: And probably the final crash for today's current :) (panic: filesystem goof: vop_panic[vop_print]) (fwd) X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 20 Aug 2007 21:19:59 -0000 Jan, I think this may be for you :-). Robert N M Watson Computer Laboratory University of Cambridge ---------- Forwarded message ---------- Date: Mon, 20 Aug 2007 23:40:29 +0300 From: Nikolay Pavlov To: freebsd-current@freebsd.org Cc: rwatson@freebsd.org Subject: And probably the final crash for today's current :) (panic: filesystem goof: vop_panic[vop_print]) I am testing latest coda client code. After simple ls -l /coda i am getting this panic: Unread portion of the kernel message buffer: KDB: stack backtrace: db_trace_self_wrapper(c0a9e0a9,e69729b0,c07c7933,0,e69729b0,...) at db_trace_self_wrapper+0x26 kdb_backtrace(0,e69729b0,c0a15cf5,e69729c0,c821ac3c,...) at kdb_backtrace+0x29 vfs_badlock(c4448c80,e69729c0,c0b7efc0,c821ac3c,0) at vfs_badlock+0x23 assert_vop_locked(c821ac3c,c0acdaac,810,0,c65aca00,...) at assert_vop_locked+0x50 VOP_OPEN_APV(c4448c80,e6972a18,1,c483a500,c4867ab0,...) at VOP_OPEN_APV+0x8a coda_open(e6972a8c,c0acdaac,c4864c00,0,e6972b80,...) at coda_open+0x11e VOP_OPEN_APV(c83ee6e0,e6972a8c,e6972a78,246,c8242984,...) at VOP_OPEN_APV+0xc5 vn_open_cred(e6972b80,e6972c78,0,c483a500,c48358b8,...) at vn_open_cred+0x43b vn_open(e6972b80,e6972c78,0,c48358b8,0,...) at vn_open+0x33 kern_open(c4864c00,281b280c,0,1,0,...) at kern_open+0xe7 open(c4864c00,e6972cfc,c,c0aa0d7e,c0b48838,...) at open+0x30 syscall(e6972d38) at syscall+0x2d3 Xint0x80_syscall() at Xint0x80_syscall+0x20 --- syscall (5, FreeBSD ELF32, open), eip = 0x2819af0b, esp = 0xbfbfe64c, ebp = 0xbfbfe688 --- VOP_OPEN: 0xc821ac3c is not locked but should be KDB: enter: lock violation exclusive sleep mutex Giant r = 0 (0xc0bb0a30) locked @ /usr/src/sys/kern/vfs_lookup.c:658 Locked vnodes 0xc8242984: tag coda, type VDIR usecount 7, writecount 0, refcount 7 mountedhere 0 flags (VV_ROOT) lock type coda: EXCL (count 1) by thread 0xc4864c00 (pid 1247)#0 0xc073efc0 at _lockmgr+0x560 #1 0xc07bcb30 at vop_stdlock+0x40 #2 0xc0a18ea5 at VOP_LOCK1_APV+0xa5 #3 0xc07d6a68 at _vn_lock+0xf8 #4 0xc07bfbe0 at lookup+0xf0 #5 0xc07c0bce at namei+0x35e #6 0xc07d6529 at vn_open_cred+0x2b9 #7 0xc07d67c3 at vn_open+0x33 #8 0xc07d5417 at kern_open+0xe7 #9 0xc07d5900 at open+0x30 #10 0xc0a01ea3 at syscall+0x2d3 #11 0xc09e8190 at Xint0x80_syscall+0x20 panic: filesystem goof: vop_panic[vop_print] cpuid = 0 Uptime: 15m52s Physical memory: 1003 MB Dumping 205 MB: 190 174 158 142 126 110 94 78 62 46 30 14 #0 doadump () at pcpu.h:195 195 pcpu.h: No such file or directory. in pcpu.h (kgdb) bt #0 doadump () at pcpu.h:195 #1 0xc074ec7e in boot (howto=260) at /usr/src/sys/kern/kern_shutdown.c:409 #2 0xc074ef3b in panic (fmt=Variable "fmt" is not available. ) at /usr/src/sys/kern/kern_shutdown.c:563 #3 0xc07bca9d in vop_panic (ap=Could not find the frame base for "vop_panic". ) at /usr/src/sys/kern/vfs_default.c:152 #4 0xc0a15f25 in VOP_PRINT_APV (vop=0xc83ee6e0, a=0xe6972634) at vnode_if.c:1873 #5 0xc07c84af in vn_printf (vp=0xc8242984, fmt=0xc0a64c81 "%s\n") at vnode_if.h:978 #6 0xc07cabf1 in lockedvnodes (addr=-1065918974, have_addr=0, count=-1, modif=0xe697279c "") at /usr/src/sys/kern/vfs_subr.c:2662 #7 0xc048d255 in db_command_loop () at /usr/src/sys/ddb/db_command.c:401 #8 0xc048e9c5 in db_trap (type=3, code=0) at /usr/src/sys/ddb/db_main.c:222 #9 0xc0775c86 in kdb_trap (type=3, code=0, tf=0xe6972944) at /usr/src/sys/kern/subr_kdb.c:502 #10 0xc0a026eb in trap (frame=0xe6972944) at /usr/src/sys/i386/i386/trap.c:621 #11 0xc09e812b in calltrap () at /usr/src/sys/i386/i386/exception.s:139 #12 0xc0775e02 in kdb_enter (msg=0xc0aa6bc4 "lock violation") at cpufunc.h:60 #13 0xc07c7969 in vfs_badlock (msg=0xc0aa6c19 "is not locked but should be", str=0xc0acdaac "VOP_OPEN", vp=0xc821ac3c) at /usr/src/sys/kern/vfs_subr.c:3432 #14 0xc07ca360 in assert_vop_locked (vp=0xc821ac3c, str=0xc0acdaac "VOP_OPEN") at /usr/src/sys/kern/vfs_subr.c:3456 #15 0xc0a1841a in VOP_OPEN_APV (vop=0xc4448c80, a=0xe6972a18) at vnode_if.c:369 #16 0xc83ea78e in ?? () #17 0xc4448c80 in ?? () #18 0xe6972a18 in ?? () #19 0x00000001 in ?? () #20 0xc483a500 in ?? () #21 0xc4867ab0 in ?? () #22 0xe6972a30 in ?? () #23 0x00000001 in ?? () #24 0xc483a500 in ?? () #25 0xc4864c00 in ?? () #26 0xc0b7f080 in vop_mknod_desc () #27 0xc821ac3c in ?? () #28 0x00000001 in ?? () #29 0xc483a500 in ?? () #30 0xc4864c00 in ?? () #31 0x00000000 in ?? () #32 0xc821ac3c in ?? () #33 0xc83ee6e0 in ?? () #34 0xe6972a8c in ?? () #35 0x00000001 in ?? () #36 0xe6972a5c in ?? () #37 0xc0a18455 in VOP_OPEN_APV (vop=0x0, a=0xc65aca00) at vnode_if.c:371 Previous frame identical to this frame (corrupt stack?) P.S. I forgot the original CODA maintainer email, could some forward this to him? -- * Best regards, Nikolay Pavlov *