linux-kernel - Re: soft lockup - CPU#1 stuck for 15s! [swapper:0]

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Message-ID: <82e4877d0712081512s2b5a72aewbe396f28305ac963@mail.gmail.com>
Date:	Sat, 8 Dec 2007 18:12:05 -0500
From:	"Parag Warudkar" <parag.warudkar@...il.com>
To:	"Arjan van de Ven" <arjan@...radead.org>
Cc:	"Ingo Molnar" <mingo@...e.hu>,
	"Thomas Gleixner" <tglx@...utronix.de>,
	"Pallipadi, Venkatesh" <venkatesh.pallipadi@...el.com>,
	LKML <linux-kernel@...r.kernel.org>,
	"Andrew Morton" <akpm@...ux-foundation.org>,
	"Linus Torvalds" <torvalds@...ux-foundation.org>
Subject: Re: soft lockup - CPU#1 stuck for 15s! [swapper:0]

No problems after disabling CONFIG_HIGHRES_TIMERS , CONFIG_CPU_IDLE
and CONFIG_NO_HZ.

I will try enabling them one by one - HRT, NOHZ and CPU_IDLE last -
that way we can at least tell what is required to be hit with this
problem.

Parag
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