linux-kernel - Re: ata1: COMRESET failed

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Date:	Mon, 7 Jan 2013 18:24:25 +0100
From:	Borislav Petkov <bp@...en8.de>
To:	Aaron Lu <aaron.lu@...el.com>, Shane Huang <Shane.Huang@....com>
Cc:	Jiri Slaby <jslaby@...e.cz>, jgarzik@...ox.com,
	linux-ide@...r.kernel.org,
	Linux kernel mailing list <linux-kernel@...r.kernel.org>,
	Tejun Heo <tj@...nel.org>, Alan Cox <alan@...rguk.ukuu.org.uk>
Subject: Re: ata1: COMRESET failed

Adding some more people.

Aaron, Shane, do you guys have any ideas? I've been seeing something
similar on an AMD desktop box recently and Jiri sees it on a laptop with
an SSD.

Here's Jiri's original mail with more info: http://lkml.org/lkml/2012/10/26/208

Thanks.

On Mon, Dec 03, 2012 at 12:57:34PM +0100, Borislav Petkov wrote:
> On Mon, Dec 03, 2012 at 12:16:44PM +0100, Jiri Slaby wrote:
> > On 10/26/2012 01:56 PM, Jiri Slaby wrote:
> > > Hello,
> > > 
> > > at every boot I'm seeing:
> > > 
> > > At 5th second:
> > > ata1: link is slow to respond, please be patient (ready=0)
> > > 
> > > At 10th second:
> > > ata1: COMRESET failed (errno=-16)
> > > ata1: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
> > > ata1.00: ACPI cmd ef/02:00:00:00:00:a0 (SET FEATURES) succeeded
> > > ata1.00: ACPI cmd f5/00:00:00:00:00:a0 (SECURITY FREEZE LOCK) filtered out
> > > ata1.00: ATA-7: INTEL SSDSA2M080G2GC, 2CV102HD, max UDMA/133
> > > ata1.00: 156301488 sectors, multi 16: LBA48 NCQ (depth 31/32)
> > > ata1.00: ACPI cmd ef/02:00:00:00:00:a0 (SET FEATURES) succeeded
> > > ata1.00: ACPI cmd f5/00:00:00:00:00:a0 (SECURITY FREEZE LOCK) filtered out
> > > ata1.00: configured for UDMA/133
> > > scsi 0:0:0:0: Direct-Access     ATA      INTEL SSDSA2M080 2CV1 PQ: 0 ANSI: 5
> > > 
> > > 
> > > So that I have to wait 5 s for the disk to come up. I tried 3.4.15 and
> > > 3.6.3, both with the same result.
> > > 
> > > 00:1f.2 SATA controller [0106]: Intel Corporation 7 Series Chipset
> > > Family 6-port SATA Controller [AHCI mode] [8086:1e03] (rev 04)
> > > 
> > > Any ideas what is going on?
> > 
> > Anybody? I also tried 3.0, it's there too. And libahci.skip_host_reset=1
> > works around the issue.
> 
> FWIW, I had the same issue on an AMD chipset at the old job. It needs to
> reset SATA link for some reason, probably BIOS programs it wrongly...
> 
> + Alan.

-- 
Regards/Gruss,
    Boris.

Sent from a fat crate under my desk. Formatting is fine.
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