Subject: Re: panic: lockmgr: locking against myself under 1.5.1_BETA
To: Jeff Rizzo <>
From: Manuel Bouyer <>
List: current-users
Date: 04/24/2001 22:21:58
On Tue, Apr 24, 2001 at 09:21:14AM -0700, Jeff Rizzo wrote:
> Well, I just got another panic... interestingly enough, the build
> was in *the same directory*, even though it was doing an "rm" this time,
> instead of a linking/compiling:
> dev = 0x404, block = 3840, fs = /usr
> panic: blkfree: freeing free frag   
> syncing disks... panic: lockmgr: locking against myself
> (no siop messages this time, either)

Did you fsck your filesystem before ?

Would be interesting to know if you get corruption without siop messages
(the siop messages may just be consequence of data corruption in memory)

Manuel Bouyer <>