Date: Fri, 18 Jul 2008 11:46:44 +0200 From: Kris Kennaway <kris@FreeBSD.org> To: Lothar Braun <lothar@lobraun.de> Cc: Attilio Rao <attilio@freebsd.org>, freebsd-current@freebsd.org Subject: Re: panic: __lockmgr_args: unknown lockmgr request 0x0 Message-ID: <48806684.4000908@FreeBSD.org> In-Reply-To: <48805EEE.90109@lobraun.de> References: <487F32C6.5030502@lobraun.de> <3bbf2fe10807171306y59d30b13y868c1e27697412a7@mail.gmail.com> <48805EEE.90109@lobraun.de>
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Lothar Braun wrote: > Hi, > > Attilio Rao wrote: >> 2008/7/17, Lothar Braun <lothar@lobraun.de>: > >> can you try the following patch: >> http://www.freebsd.org/~attilio/xfs.diff > > The patch makes the panic disappear. But there seems to be a deadlock > instead. Every access on the partition does block. I did > > mkfs.xfs /dev/ad8s4 > mount -t xfs /dev/ad8s4 /home > mkdir /home/lothar > chown lothar:lothar /home/lothar -> blocks > > dmesg says: > > SGI XFS with large block numbers, tracing, no debug enabled > fsname '/dev/ad8s4' logname '' rtname '' > flags 0x200000 sunit 0 swidth 0 logbufs -1 logbufsize -1 > xfs_setsize_buftarg NI 0xc692d420 > XFS mounting filesystem /dev/ad8s4 > Ending clean XFS mount for filesystem: /dev/ad8s4 > xfs_iunpin: REC RECABLE ip 0xc6f89d38 > xfs_iunpin: REC RECABLE ip 0xc6f8a000 > xfs_iflush: ip 0xc6f89d38 i_ino 131 > > > I'll recompile the kernel with INVARIANTS and WITNESS enabled in order > to get more information about the problem. And DEBUG_LOCKS and DEBUG_VFS_LOCKS please :) Kris
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