kern/101332: mv * dir on fat (dos|win fs) kills freebsd

Kris Kennaway kris at obsecurity.org
Sat Aug 19 20:30:31 UTC 2006


The following reply was made to PR kern/101332; it has been noted by GNATS.

From: Kris Kennaway <kris at obsecurity.org>
To: Igor Popov <igorpopov at newmail.ru>
Cc: freebsd-gnats-submit at FreeBSD.org
Subject: Re: kern/101332: mv * dir on fat (dos|win fs) kills freebsd
Date: Sat, 19 Aug 2006 16:26:44 -0400

 On Thu, Aug 03, 2006 at 09:06:55PM +0000, Igor Popov wrote:
 > 
 > >Number:         101332
 > >Category:       kern
 > >Synopsis:       mv * dir on fat (dos|win fs) kills freebsd
 > >Confidential:   no
 > >Severity:       non-critical
 > >Priority:       low
 > >Responsible:    freebsd-bugs
 > >State:          open
 > >Quarter:        
 > >Keywords:       
 > >Date-Required:
 > >Class:          sw-bug
 > >Submitter-Id:   current-users
 > >Arrival-Date:   Thu Aug 03 21:10:14 GMT 2006
 > >Closed-Date:
 > >Last-Modified:
 > >Originator:     Igor Popov
 > >Release:        tested on 6.0 and 6.1
 > >Organization:
 > >Environment:
 > FreeBSD moon.wbt.ru 6.1-RELEASE-p3 FreeBSD 6.1-RELEASE-p3 #0: Mon Jul 10 16:47:52 EEST 2006     toor at moon.wbt.ru:/usr/obj/usr/src/sys/SUPERKERNEL  i386
 > 
 > >Description:
 > $ grep /mnt/dos /etc/fstab
 > /dev/ad0s2              /mnt/dos        msdos   rw,-Dcp866,-Lru_RU.KOI8-R  0 0
 > $pwd
 > /mnt/dos/tmp
 > $ ls -al
 > total 12
 > drwxr-xr-x  1 igor  igor  4096  4 &#1072;&#1074;&#1075; 00:01 .
 > drwxr-xr-x  1 igor  igor  4096  1 &#1103;&#1085;&#1074;  1980 ..
 > -rwxr-xr-x  1 igor  igor     0  4 &#1072;&#1074;&#1075; 00:01 1
 > -rwxr-xr-x  1 igor  igor     0  4 &#1072;&#1074;&#1075; 00:01 2
 > -rwxr-xr-x  1 igor  igor     0  4 &#1072;&#1074;&#1075; 00:01 3
 > drwxr-xr-x  1 igor  igor  4096  4 &#1072;&#1074;&#1075; 00:01 dir
 > 
 > $ mv * dir
 > the last command cause kernel panic and reboot
 
 What panic?  See the kernel debugging chapter in the developers handbook.
 
 Kris


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