Date: Tue, 10 Apr 2007 12:44:59 -0500 From: Eric Anderson <anderson@freebsd.org> To: =?ISO-8859-1?Q?Dag-Erling_Sm=F8rgrav?= <des@des.no> Cc: current@freebsd.org Subject: Re: panic: lockmgr: locking against myself Message-ID: <461BCD1B.9070302@freebsd.org> In-Reply-To: <86slb8zecx.fsf@dwp.des.no> References: <86slb8zecx.fsf@dwp.des.no>
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On 04/10/07 05:57, Dag-Erling Smørgrav wrote: > I've been getting quite a few of these lately: [..snip..] > panic: lockmgr: locking against myself [..snip..] > (kgdb) where > #0 doadump () at pcpu.h:172 > During symbol reading, Incomplete CFI data; unspecified registers at 0xc05301f7. > #1 0xc053096e in boot (howto=0x104) at /usr/src/sys/kern/kern_shutdown.c:409 > #2 0xc053043b in panic (fmt=0x0) at /usr/src/sys/kern/kern_shutdown.c:563 > #3 0xc05225fb in _lockmgr (lkp=0xcf55e278, flags=0x3002, interlkp=0xcf55e278, td=0xc5235870, > file=0xc86e248a "/usr/src/sys/modules/nfsserver/../../nfsserver/nfs_serv.c", line=0xac9) > at /usr/src/sys/kern/kern_lock.c:448 > #4 0xc0594392 in vop_stdlock (ap=0x0) at /usr/src/sys/kern/vfs_default.c:266 > #5 0xc06a70df in _VOP_LOCK_APV (vop=0x0, a=0xf4643860) at vnode_if.c:1617 > #6 0xc05abb06 in _vn_lock (vp=0xcf55e220, flags=0x1002, td=0xc5235870, > file=0xc86e248a "/usr/src/sys/modules/nfsserver/../../nfsserver/nfs_serv.c", line=0xac9) > at vnode_if.h:850 > #7 0xc86d33df in nfsrv_symlink (nfsd=0xcfd7fb00, slp=0x0, td=0xc5235870, mrq=0xf4643bfc) > at /usr/src/sys/modules/nfsserver/../../nfsserver/nfs_serv.c:2761 > #8 0xc86e10a8 in nfssvc (td=0xc5235870, uap=0xca2f6b80) > at /usr/src/sys/modules/nfsserver/../../nfsserver/nfs_syscalls.c:477 > #9 0xc069437f in syscall (frame=0xf4643d38) at /usr/src/sys/i386/i386/trap.c:1008 > #10 0xc067f1c0 in Xint0x80_syscall () at /usr/src/sys/i386/i386/exception.s:196 > #11 0x00000033 in ?? () > Previous frame inner to this frame (corrupt stack?) > > DES Can you describe your setup a bit? Also, do you know which symlink triggers it? Eric
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