From owner-freebsd-stable@FreeBSD.ORG  Wed Aug 31 16:13:37 2011
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Date: Wed, 31 Aug 2011 23:13:27 +0700
From: Eugene Grosbein <egrosbein@rdtc.ru>
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To: Adam Vande More <amvandemore@gmail.com>
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Cc: stable@FreeBSD.org, fs@FreeBSD.org
Subject: Re: Unfixable UFS2 corruption
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31.08.2011 23:02, Adam Vande More пишет:

>     Long story short: my /usr/local UFS2 filesystem somehow got corrupted
>     and "fsck -y" in single user mode does not fix it.
> 
> Not sure if this helps or not but on rare occasion I've had to run fsck twice consecutively to fix a FS.

Not this time - fsck does NOT find any problems in this file system.

Now I think fsck_ffs needs a patch:

--- sbin/fsck_ffs/dir.c.orig	2011-08-31 22:54:23.000000000 +0700
+++ sbin/fsck_ffs/dir.c	2011-08-31 22:54:48.000000000 +0700
@@ -225,7 +225,7 @@
 	type = dp->d_type;
 	if (dp->d_reclen < size ||
 	    idesc->id_filesize < size ||
-	    namlen > MAXNAMLEN ||
+	    namlen == 0 || namlen > MAXNAMLEN ||
 	    type > 15)
 		goto bad;
 	for (cp = dp->d_name, size = 0; size < namlen; size++)


Comments?

Eugene Grosbein