linux-kernel - Re: 2.6.33-rc6 crashes on resume

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Message-ID: <4B70D75A.7010600@gmail.com>
Date:	Tue, 09 Feb 2010 12:32:42 +0900
From:	Tejun Heo <htejun@...il.com>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
CC:	davidsen@....com, linux-kernel@...r.kernel.org,
	pm list <linux-pm@...ts.linux-foundation.org>,
	linux-ext4@...r.kernel.org
Subject: Re: 2.6.33-rc6 crashes on resume

On 02/09/2010 08:16 AM, Rafael J. Wysocki wrote:
> On Tuesday 09 February 2010, Bill Davidsen wrote:
>> Pretty simple to reproduce, boot, suspend, press shift
>>
>> Acer Aspire 1681, Celeron, 2.6.33-rc6. Trace and config attached.
> 
> This looks suspicious:
> 
> Feb  8 17:32:47 roadwarrior3 kernel: ata2.00: ACPI cmd 03/42:00:00:00:a0:ef (CFA REQUEST EXTENDED ERROR) rejected by device (Stat=0x51 Err=0x04)
> Feb  8 17:32:47 roadwarrior3 kernel: sd 0:0:0:0: [sda] Starting disk
> Feb  8 17:32:47 roadwarrior3 kernel: ata2.00: ACPI cmd 00/0c:00:00:00:a0:ef (NOP) rejected by device (Stat=0x51 Err=0x04)
> Feb  8 17:32:47 roadwarrior3 kernel: ata2.00: configured for UDMA/33
> Feb  8 17:32:47 roadwarrior3 kernel: firewire_core: rediscovered device fw0
> Feb  8 17:32:47 roadwarrior3 kernel: ata1.00: ACPI cmd 03/45:00:00:00:a0:ef (CFA REQUEST EXTENDED ERROR) rejected by device (Stat=0x51 Err=0x04)
> Feb  8 17:32:47 roadwarrior3 kernel: ata1.00: ACPI cmd 00/0c:00:00:00:a0:ef (NOP) rejected by device (Stat=0x51 Err=0x04)
> Feb  8 17:32:47 roadwarrior3 kernel: ata1.00: configured for UDMA/100

These aren't harmful in themselves.  It just means that the device
failed commands BIOS requested via ACPI.  Just in case, does
"libata.noacpi=1" make any difference to the oops?

Thanks.

-- 
tejun
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