Re: kern/37955: Kernel Panic NetBSD 4.0 blkfree

[Vincent van den Berg <vincent%mijnpostvak.in@localhost>]

The following reply was made to PR kern/37955; it has been noted by GNATS.

From: Vincent van den Berg <vincent%mijnpostvak.in@localhost>
To: gnats-bugs%NetBSD.org@localhost
Cc: 
Subject: Re: kern/37955: Kernel Panic NetBSD 4.0 blkfree
Date: Wed, 05 Mar 2008 12:56:59 +0100

 It just happened again, with a clean file system while using rsnapshot! 
 I think this is a serious bug.
 
 Regards,
 
 Vincent
 
 
 > The following reply was made to PR kern/37955; it has been noted by GNATS.
 >
 > From: Vincent van den Berg <vincent%mijnpostvak.in@localhost>
 > To: gnats-bugs%NetBSD.org@localhost
 > Cc: 
 > Subject: Re: kern/37955: Kernel Panic NetBSD 4.0 blkfree
 > Date: Mon, 11 Feb 2008 01:12:08 +0100
 >
 >  David Holland schreef:
 >  > The following reply was made to PR kern/37955; it has been noted by GNATS.
 >  >
 >  > From: David Holland <dholland-bugs%netbsd.org@localhost>
 >  > To: gnats-bugs%NetBSD.org@localhost
 >  > Cc: kern-bug-people%netbsd.org@localhost, 
 > gnats-admin%netbsd.org@localhost,
 >  >   netbsd-bugs%netbsd.org@localhost
 >  > Subject: Re: kern/37955: Kernel Panic NetBSD 4.0 blkfree
 >  > Date: Sat, 9 Feb 2008 23:28:01 +0000
 >  >
 >  >  On Mon, Feb 04, 2008 at 04:45:02PM +0000, 
 > vlvdberg%mijnpostvak.in@localhost wrote:
 >  >   > Feb  4 01:59:52 chernobyl /netbsd: panic: blkfree: freeing free frag
 >  >  
 >  >  This is usually caused by working on a filesystem that hasn't been
 >  >  fsck'd. Have you tried fscking the volume? (Use -f to make it go ahead
 >  >  even if it thinks it's clean.)
 >  >  
 >  >  -- 
 >  >  David A. Holland
 >  >  dholland%netbsd.org@localhost
 >  >  
 >  >   
 >  Hello David,
 >  
 >  Yes I tried.. The filesystem is marked as clean. The problem still 
 >  persists, it is mainly occuring while the system is creating it's daily 
 >  backups to an external harddrive using rsnapshot (and thus rsync). 
 >  Yesterday the kernel panic'd while I was logged in with ssh and the 
 >  system began it's daily backup cycle... Ofcourse I was thrown off with a 
 >  locked (non-responsive) shell. I've never noticed this error while using 
 >  NetBSD 3.1, but
 >  I must confess I wasn't using rsnapshot by then. I've switched to the 
 >  netbsd-4-0-RELEASE branch, but the problem occurs there as well.
 >  
 >  Feb 11 00:26:04 chernobyl /netbsd: panic: blkfree: freeing free frag
 >  
 >  
 >  Regards,
 >  
 >  
 >  Vincent
 >  
 >