Re: [Bug #16537] TREE_RCU hangs at boot

From: Paul E. McKenney
Date: Mon Sep 20 2010 - 14:26:35 EST


On Sun, Sep 12, 2010 at 09:08:42PM +0200, Rafael J. Wysocki wrote:
> This message has been generated automatically as a part of a report
> of regressions introduced between 2.6.34 and 2.6.35.
>
> The following bug entry is on the current list of known regressions
> introduced between 2.6.34 and 2.6.35. Please verify if it still should
> be listed and let the tracking team know (either way).
>
> Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=16537
> Subject : TREE_RCU hangs at boot
> Submitter : Rolf Eike Beer <eike-kernel@xxxxxxxxx>
> Date : 2010-08-07 12:18 (37 days old)
> Handled-By : Paul E. McKenney <paulmck@xxxxxxxxxxxxxxxxxx>

I cannot reproduce this. The function that is claimed to hang contains
only printk()s. I have asked the guys who can actually reproduce it
to try a later kernel, and will let you know how this goes.

If you cannot trust printk(), who can you trust? ;-)

Thanx, Paul
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