linux-kernel - Re: Top 10 kernel oopses for the week ending January 5th, 2008

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Date:	Tue, 08 Jan 2008 10:16:38 -0800
From:	Arjan van de Ven <arjan@...ux.intel.com>
To:	Linus Torvalds <torvalds@...ux-foundation.org>
CC:	Randy Dunlap <randy.dunlap@...cle.com>,
	Kevin Winchester <kjwinchester@...il.com>,
	"J. Bruce Fields" <bfields@...ldses.org>,
	Al Viro <viro@...IV.linux.org.uk>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	NetDev <netdev@...r.kernel.org>
Subject: Re: Top 10 kernel oopses for the week ending January 5th, 2008

Linus Torvalds wrote:
> Cool.
> 
> One thing I wonder about - could you separate out the bug-ons and warnings 
> from the oopses? They really are different issues, and an oops with 
> register information etc is very different from a BUG() with line numbers, 
> which in turn is very different from a WARN_ON().


> and in fact three of those five entries are really WARN_ON's. It would be 
> nicer if it would look more along the lines of
> 
> 	Backtraces reported for kernel 2.6.24-rc7
> 
> 
> 	4 oopses reported
> 
> 	hfsplus_releasepage     3
> 	__hfs_brec_find         1
> 
> 
> 	3 warnings repored
> 
> 	enqueue_task            1
> 	lock_acquire            1
> 	__ieee80211_rx          1
> 
> because those things really don't have the same kind of impact at all, and 
> tend to be very different to debug (a "BUG_ON()" is perhaps somewhat 
> closer to an oops, but a WARN_ON() is definitely in a class of its own).

the database has the information so it's just a matter of slightly different php code ;)
Before I do that... do you want the BUG's separate, part of the warnings or part of the oopses?
(I rather make this change once ;)

> 
> On that "Code:" side, it seems there is still some problem with oops 
> parsing. See for example:
> 
> 	http://www.kerneloops.org/raw.php?rawid=1521&msgid=http://mid.gmane.org/20071017154655.GA13394@elte.hu
> 
> and notice how the Code: never made it into the raw message (and thus 
> there is also no instruction disassembly).

ok I'll fix this; I can fix this for all new entries at least, fixing retroactive is going to be
near impossible I suspect.
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