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From: Ingo Molnar <mingo@elte.hu>
To: Len Brown <lenb@kernel.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>,
	Andrew Morton <akpm@linux-foundation.org>,
	linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-pm@lists.linux-foundation.org,
	Carlos Corbacho <carlos@strangeworlds.co.uk>
Subject: Re: [GIT PATCH] ACPI patches for 2.6.25-rc0 (#2)
Date: Sat, 9 Feb 2008 07:19:36 +0100	[thread overview]
Message-ID: <20080209061936.GA16849@elte.hu> (raw)
In-Reply-To: <20080209061718.GA14200@elte.hu>


(Carlos Cc:-ed too)

* Ingo Molnar <mingo@elte.hu> wrote:

> * Len Brown <lenb@kernel.org> wrote:
> 
> > Len Brown (6):
> >       ACPI: add newline to printk
> >       ACPI: build WMI on X86 only
> >       acer-wmi, tc1100-wmi: select ACPI_WMI
> 
> hm, this new WMI code caused a bootup crash in the overnight x86.git 
> tests:
> 
> initcall 0x40cffbd0 ran for 0 msecs: msi_init+0x0/0x150()
> Calling initcall 0x40cffd20: tc1100_init+0x0/0x70()
> BUG: unable to handle kernel NULL pointer dereference at 00000000
> IP: [<404b96a2>] find_guid+0x132/0x150
> *pde = 00000000 
> Oops: 0000 [#1] SMP 
> 
> Pid: 1, comm: swapper Not tainted (2.6.24 #34)
> EIP: 0060:[<404b96a2>] EFLAGS: 00010247 CPU: 1
> EIP is at find_guid+0x132/0x150
> EAX: 05a572d4 EBX: 5f81af54 ECX: 00000000 EDX: ffffffff
> ESI: 00000000 EDI: 5f81af54 EBP: 5f81af80 ESP: 5f81af48
>  DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0068
> Process swapper (pid: 1, ti=5f81a000 task=5f815410 task.ti=5f81a000)
> Stack: 00000000 5f81af74 00000005 c364ac71 495a36db 39b49484 05a572d4 71ac64c3 
>        5a49db36 39b49484 05a572d4 00000000 00000000 ffffffed 5f81af88 404b96cf 
>        5f81af94 40cffd33 00000000 5f81afe0 40cdb5d3 2c7b1366 00000001 00000000 
> Call Trace:
>  [<404b96cf>] ? wmi_has_guid+0xf/0x20
>  [<40cffd33>] ? tc1100_init+0x13/0x70
>  [<40cdb5d3>] ? kernel_init+0x123/0x2f0
>  [<40cdb4b0>] ? kernel_init+0x0/0x2f0
>  [<401053d7>] ? kernel_thread_helper+0x7/0x10
>  =======================
> Code: 0c 41 8d 7d d4 eb 24 8d 46 08 b9 10 00 00 00 89 fa e8 e3 88 f6 ff 85 c0 75 0f b0 01 83 7d c8 00 74 19 8b 55 c8 89 32 eb 12 89 de <8b> 1e 0f 18 03 90 81 fe 90 c1 0c 41 75 ce 31 c0 83 c4 2c 5b 5e 
> EIP: [<404b96a2>] find_guid+0x132/0x150 SS:ESP 0068:5f81af48
> ---[ end trace 5d95b7a12e9c31b7 ]---
> Kernel panic - not syncing: Attempted to kill init!
> Press any key to enter the menu
> 
> config and crashlog attached.

  reply	other threads:[~2008-02-09  6:21 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-02-08  6:45 Len Brown
2008-02-09  6:17 ` Ingo Molnar
2008-02-09  6:19   ` Ingo Molnar [this message]
2008-02-09 11:42     ` Carlos Corbacho
2008-02-11  9:17       ` Ingo Molnar
2008-02-11 19:23         ` Carlos Corbacho
2008-02-11 19:55           ` [PATCH 1/2] acer-wmi - Fail gracefully if ACPI is disabled Carlos Corbacho
2008-02-12  4:41             ` Linus Torvalds
2008-02-12 15:12               ` Ingo Molnar
2008-02-12 19:28               ` Carlos Corbacho
2008-02-11 19:55           ` [PATCH 2/2] tc1100-wmi " Carlos Corbacho
2008-02-14  6:11             ` Len Brown
2008-02-14  6:15               ` Len Brown

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