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Date: Mon, 2 Dec 2002 10:02:49 +0600 (NOVT)
From: "Rashid N. Achilov" <shelton@sentry.granch.ru>
Reply-To: "Rashid N. Achilov" <shelton@sentry.granch.ru>
To: FreeBSD-gnats-submit@freebsd.org
Cc:
Subject: mergemaster stops when kern.securelevel > 1
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>Number:         45906
>Category:       bin
>Synopsis:       mergemaster stops when kern.securelevel > 1
>Confidential:   no
>Severity:       non-critical
>Priority:       medium
>Responsible:    keramida
>State:          closed
>Quarter:        
>Keywords:       
>Date-Required:  
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Sun Dec 01 20:10:01 PST 2002
>Closed-Date:    Mon Dec 02 00:38:46 PST 2002
>Last-Modified:  Mon Dec 02 00:38:46 PST 2002
>Originator:     Rashid N. Achilov
>Release:        FreeBSD 4.7-STABLE i386
>Organization:
Granch Ltd.
>Environment:
System: FreeBSD sentry.granch.ru 4.7-STABLE FreeBSD 4.7-STABLE #3: Mon Nov 25 16:32:49 NOVT 2002 shelton@sentry.granch.ru:/usr/src/sys/compile/Sentry i386
>Description:
When kern.securelevel > 1, mergemaster stops when try to delete its work directory,
because mergemaster creates directory /var/empty in their work directory and sets
attribute noschg to it. When select 'yes' to ask
'Do you wish to delete what is left of /var/tmp/temproot' mergemaster stops with messages

rm: /var/tmp/temproot/var/empty: Operation not permitted
rm: /var/tmp/temproot/var: Directory not empty
rm: /var/tmp/temproot: Directory not empty

because securelevel doesn't permitted revert noschg from /var/empty
>How-To-Repeat:
Set kern.securelevel up 1 (2, 3)
Start mergemaster
When mergemaster asks
'Do you wish to delete what is left of /var/tmp/temproot? [no]'
type 'yes' and press "Enter" :-)

>Fix:
Quick fix is a revert noscgh from /var/empty in mergemaster work directory in single-user
mode

>Release-Note:
>Audit-Trail:
State-Changed-From-To: open->closed 
State-Changed-By: keramida 
State-Changed-When: Mon Dec 2 00:35:40 PST 2002 
State-Changed-Why:  

This is not a bug.  The documented way of upgrading from source 
includes booting into single-user mode before running mergemaster. 
When in single-user mode kern.securelevel hasn't been raised, yet. 
You will have no problems then. 

Even for remote machines, that booting single-user is impossible, 
you can teamporarily disable kern.securelevel in your /etc/rc.conf 
and installworld from multi-user mode. 



Responsible-Changed-From-To: freebsd-bugs->keramida 
Responsible-Changed-By: keramida 
Responsible-Changed-When: Mon Dec 2 00:35:40 PST 2002 
Responsible-Changed-Why:  

http://www.freebsd.org/cgi/query-pr.cgi?pr=45906 
>Unformatted:
