Subject: kern/13323: blkfree: bad size panic
To: None <>
From: Christian E. Hopps <>
List: netbsd-bugs
Date: 06/27/2001 10:09:16
>Number:         13323
>Category:       kern
>Synopsis:       kernel panic blkfree: bad size
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    kern-bug-people
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Wed Jun 27 07:07:00 PDT 2001
>Originator:     Christian E. Hopps
>Release:        1.5.1
System: NetBSD coffee 1.5.1 NetBSD 1.5.1 (COFFEE) #0: Wed Jun 20 23:19:14 EDT 2001 chopps@coffee:/export/netbsd/src/sys/arch/i386/compile/COFFEE i386


While rm -rf'ing a directory from a NFS client (netbsd 1.5W)
the server (netbsd 1.5.1) kernel panic'd as such:

dev=0x1200 bno=1108769699 bsize=16384 size=16384 fs=/
panic blkfree: bad size
stopped in nfsd

The back trace was: ... panic, ffs_blkfree, ffs_indirtrunc, ffs_indirtrunc,
	ffs_truncate, ufs_inactive, vput, ufs_remove, nfsv_remove,
	nfssvc_nfsd, sys_nfssvc, syscall

The server is exporting a large RF parition (/):

Filesystem  1K-blocks     Used    Avail Capacity  Mounted on
/dev/raid0a  43466278 34349174  6943790    83%    /