linux-kernel - Re: bug in tty ldisc and friends

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Message-ID: <20090616110419.14bc9485@lxorguk.ukuu.org.uk>
Date:	Tue, 16 Jun 2009 11:04:19 +0100
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Ingo Molnar <mingo@...e.hu>
Cc:	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Steven Rostedt <rostedt@...dmis.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: bug in tty ldisc and friends

>  stack-trace entries:                262144 [max: 262144]
> 
> stack-trace entries ran out. And it seems like you didnt quadruple 
> MAX_STACK_TRACE_ENTRIES to 1 million entries.

I did a while ago but would have been another kernel config.

> Do we run out of entries right during bootup? Are you 
> loading/unloading modules a lot perhaps? Could you send your .config 
> please? (assuming a plain bootup triggers it - that should make it 
> reproducible to me too)

On bootup with a totally generic Fedora 11, thinkpad setup with the kernel
swapped for current git head. Will send the .config off list and build it
with a 1M entry stack trace again.

Alan
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