linux-kernel - Re: [-mmotm] BUG: scheduling while atomic: swapper

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Message-ID: <b647ffbd0808260111r2aed706cvc4c5d483912ec8c2@mail.gmail.com>
Date:	Tue, 26 Aug 2008 10:11:24 +0200
From:	"Dmitry Adamushko" <dmitry.adamushko@...il.com>
To:	"Ryan Hope" <rmh3093@...il.com>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	"Andrew Morton" <akpm@...ux-foundation.org>,
	"Vegard Nossum" <vegard.nossum@...il.com>
Subject: Re: [-mmotm] BUG: scheduling while atomic: swapper

2008/8/26 Ryan Hope <rmh3093@...il.com>:
> BUG: scheduling while atomic: swapper/1/0x00000002
> Modules linked in:
> Pid: 1, comm: swapper Tainted: G        W 2.6.27-rc4-zenmmotm1 #4
>  [<c057a0c7>] schedule+0x287/0x6d0
>  [<c03672e6>] vsnprintf+0x3a6/0x6c0
>  [<c057a92d>] schedule_timeout+0x7d/0xb0
>  [<c021e0c8>] __wake_up+0x38/0x50
>  [<c057a74a>] wait_for_common+0x8a/0x130
>  [<c0220ab0>] default_wake_function+0x0/0x10
>  [<c0237743>] call_usermodehelper_exec+0xc3/0xf0
>  [<c0362ede>] kobject_uevent_env+0x37e/0x3a0
>  [<c03d5921>] device_add+0x551/0x630
>  [<c03d5ac3>] device_create_vargs+0xb3/0xd0
>  [<c06ccc47>] microcode_intel_module_init+0x0/0x39

It doesn't look like Linus's tree... there is no
microcode_intel_module_init() in .27+. So what is it?

Anyway, your trace might be explained by a bug that has been already
fixed in Ingo's -tip.

Here is the commit:
http://git.kernel.org/?p=linux/kernel/git/x86/linux-2.6-tip.git;a=commit;h=8343ef2437c599d30568e6b5a257a40bf2f4902b


-- 
Best regards,
Dmitry Adamushko
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