linux-kernel - Re: 2.6.18-rc4-mm2

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Message-ID: <20060822185909.GA18812@tlg.swandive.local>
Date:	Tue, 22 Aug 2006 19:59:09 +0100
From:	Grant Wilson <grant.wilson@....co.uk>
To:	Len Brown <lenb@...nel.org>
Cc:	Maciej Rutecki <maciej.rutecki@...il.com>,
	Andrew Morton <akpm@...l.org>, linux-kernel@...r.kernel.org,
	linux-acpi@...r.kernel.org
Subject: Re: 2.6.18-rc4-mm2

On Mon, Aug 21, 2006 at 07:22:09PM -0400, Len Brown wrote:
> Please dump the stack so we can find the secretive caller to 
> acpi_format_exception().

I get three of these when booting and the output from dump_stack
is the same for each.  I've observed no problems as a result of
these reported failures.  Here is the output from the first call
of dump_stack:

Aug 22 19:39:33 tlg kernel: ACPI Error (utglobal-0125): Unknown exception code: 0xFFFFFFEA [20060707]
Aug 22 19:39:33 tlg kernel: 
Aug 22 19:39:33 tlg kernel: Call Trace:
Aug 22 19:39:33 tlg kernel:  [<ffffffff80267cb8>] dump_trace+0xba/0x39e
Aug 22 19:39:33 tlg kernel:  [<ffffffff80267fd8>] show_trace+0x3c/0x52
Aug 22 19:39:33 tlg kernel:  [<ffffffff80268003>] dump_stack+0x15/0x17
Aug 22 19:39:33 tlg kernel:  [<ffffffff803c8d10>] acpi_format_exception+0xc0/0xcb
Aug 22 19:39:33 tlg kernel:  [<ffffffff803c54e5>] acpi_ut_status_exit+0x38/0x73
Aug 22 19:39:33 tlg kernel:  [<ffffffff803c11a0>] acpi_walk_resources+0x12e/0x140
Aug 22 19:39:33 tlg kernel:  [<ffffffff803d85e5>] acpi_motherboard_add+0x26/0x32
Aug 22 19:39:33 tlg kernel:  [<ffffffff803d73d7>] acpi_bus_driver_init+0x3a/0x98
Aug 22 19:39:33 tlg kernel:  [<ffffffff803d796c>] acpi_bus_register_driver+0xbd/0x144
Aug 22 19:39:33 tlg kernel:  [<ffffffff807dcbd4>] acpi_motherboard_init+0x10/0x130
Aug 22 19:39:33 tlg kernel:  [<ffffffff802668f1>] init+0x13b/0x313
Aug 22 19:39:33 tlg kernel:  [<ffffffff8025dba8>] child_rip+0xa/0x12
Aug 22 19:39:33 tlg kernel: DWARF2 unwinder stuck at child_rip+0xa/0x12
Aug 22 19:39:33 tlg kernel: Leftover inexact backtrace:
Aug 22 19:39:33 tlg kernel:  [<ffffffff802632ae>] _spin_unlock_irq+0x2b/0x53
Aug 22 19:39:33 tlg kernel:  [<ffffffff8025d300>] restore_args+0x0/0x30
Aug 22 19:39:33 tlg kernel:  [<ffffffff80215fed>] release_console_sem+0x4d/0x238
Aug 22 19:39:33 tlg kernel:  [<ffffffff802667b6>] init+0x0/0x313
Aug 22 19:39:33 tlg kernel:  [<ffffffff8025db9e>] child_rip+0x0/0x12

Cheers,
Grant

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