Re: kern/39875: panic when booting off ffs+log

[Greg Oster <oster%cs.usask.ca@localhost>]

The following reply was made to PR kern/39875; it has been noted by GNATS.

From: Greg Oster <oster%cs.usask.ca@localhost>
To: lists%nerdbynature.de@localhost
Cc: gnats-bugs%NetBSD.org@localhost
Subject: Re: kern/39875: panic when booting off ffs+log 
Date: Sat, 08 Nov 2008 11:47:46 -0600

 lists%nerdbynature.de@localhost writes:
 > On Fri, 7 Nov 2008, Greg Oster wrote:
 > > It appears, somehow, that softdeps have been turned on for this
 > > filesystem!?!?  If you turn off softdeps does the problem go away?
 > 
 > To answer your question more accuratly than my last post: yes, turning off 
 > softdeps helps indeed. I've tested again, same system, but already 
 > running this time. I could mount the same partition with rw, log, 
 > noatime and read and write from/to it. But after mounting with 
 > log+softdep (the combination is important, as both are fine when used 
 > alone!), the system panicked again. The slightly different panic and more 
 > from ddb(4) at: http://nerdbynature.de/bits/PR-39875/
 
 It's my understanding that it shouldn't let you mount with both 
 log+softdep, so that would be the real bug here... 
 
 Later...
 
 Greg Oster