linux-kernel - Re: BUG: 2.6.26-git8: spinlock lockup in c1e

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Message-ID: <alpine.LFD.1.10.0807281638170.14925@apollo.tec.linutronix.de>
Date:	Mon, 28 Jul 2008 16:39:45 +0200 (CEST)
From:	Thomas Gleixner <tglx@...utronix.de>
To:	Mikhail Kshevetskiy <mikhail.kshevetskiy@...il.com>
cc:	linux-kernel@...r.kernel.org
Subject: Re: BUG: 2.6.26-git8: spinlock lockup in c1e_idle()

On Thu, 24 Jul 2008, Mikhail Kshevetskiy wrote:

> BUG: spinlock lockup on CPU#0, swapper/0, ffffffff805d7e60
> Pid: 0, comm: swapper Not tainted 2.6.26-git8 #6
> 
> Call Trace:
>  [<ffffffff803471f1>] _raw_spin_lock+0xdc/0x107
>  [<ffffffff80480170>] _spin_lock+0x55/0x62
>  [<ffffffff8025a303>] clockevents_notify+0x19/0x7a
>  [<ffffffff80213d40>] c1e_idle+0xf8/0x113
>  [<ffffffff80256770>] ? atomic_notifier_call_chain+0xf/0x11
>  [<ffffffff8020b2a7>] cpu_idle+0x88/0xee
>  [<ffffffff8046c392>] rest_init+0x86/0x8a
>  [<ffffffff80624e01>] start_kernel+0x399/0x3a4
>  [<ffffffff8062429f>] x86_64_start_reservations+0xa5/0xa9
>  [<ffffffff806243af>] x86_64_start_kernel+0xe9/0xf8

Mikhail,

we merged a patch which might be fixing that problem after
2.6.26-git8. Can you give Linus latest a try please ?

Thanks,

	tglx
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