From: Carlos Corbacho <carlos@strangeworlds.co.uk>
To: Maxim Levitsky <maximlevitsky@gmail.com>
Cc: linux-kernel <linux-kernel@vger.kernel.org>,
"linux-acpi@vger.kernel.org" <linux-acpi@vger.kernel.org>
Subject: Re: [BUG] partial and rare system freeze
Date: Sun, 6 Sep 2009 22:23:52 +0100 [thread overview]
Message-ID: <200909062223.53399.carlos@strangeworlds.co.uk> (raw)
In-Reply-To: <1252271151.32726.19.camel@localhost.localdomain>
On Sunday 06 Sep 2009 22:05:51 Maxim Levitsky wrote:
[..]
> [ 79.101221] ACPI Error (dswload-0790): [_T_0] Namespace lookup failure,
> AE_ALREADY_EXISTS [ 79.101232] ACPI Exception: AE_ALREADY_EXISTS, During
> name lookup/catalog 20090521 psloop-227 [ 79.101240] ACPI Error
> (psparse-0537): Method parse/execution failed [\_SB_.PCI0.WMID.WMBA] (Node
> ffff88007f8400c0), AE_ALREADY_EXISTS [ 79.101254] ACPI: Marking method
> WMBA as Serialized because of AE_ALREADY_EXISTS error
>
> Is very likely due to acer-wmi module I use to control brightness.
[..]
> [ 240.702830] [<ffffffff8125066e>] acpi_ns_evaluate+0x236/0x3bc
> [ 240.702838] [<ffffffff8124fb27>] acpi_evaluate_object+0x265/0x3cc
> [ 240.702861] [<ffffffffa09c56fa>] wmi_evaluate_method+0x10a/0x130 [wmi]
> [ 240.702869] [<ffffffff81040956>] ? finish_task_switch+0x46/0x120
> [ 240.702877] [<ffffffff813b3c9c>] ? thread_return+0x9f/0x723
> [ 240.702889] [<ffffffffa0a9d7d0>] ? acer_rfkill_update+0x0/0xa0
> [acer_wmi] [ 240.702899] [<ffffffffa0a9d17c>] WMI_execute_u32+0x4c/0x90
> [acer_wmi] [ 240.702911] [<ffffffffa0a9d620>] get_u32+0x90/0x100
> [acer_wmi] [ 240.702918] [<ffffffff8105d19a>] ? worker_thread+0x1ca/0x390
> [ 240.702928] [<ffffffffa0a9d7ea>] acer_rfkill_update+0x1a/0xa0
This is acer-wmi doing its' once per minute poll to check the wireless rfkill
status. But I've no idea why that would spontaneously cause ACPI to fall over.
-Carlos
--
E-Mail: carlos@strangeworlds.co.uk
Web: strangeworlds.co.uk
GPG Key ID: 0x23EE722D
next prev parent reply other threads:[~2009-09-06 21:23 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-09-06 21:05 [BUG] partial and rare system freeze Maxim Levitsky
2009-09-06 21:08 ` Maxim Levitsky
2009-09-06 21:23 ` Carlos Corbacho [this message]
2009-09-06 22:52 ` Frederic Weisbecker
2009-09-06 23:09 ` Maxim Levitsky
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