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Message-ID: <5a4c581d0805271419g9442e29n7e167e6615e60dd0@mail.gmail.com>
Date: Tue, 27 May 2008 23:19:37 +0200
From: "Alessandro Suardi" <alessandro.suardi@...il.com>
To: "Andrew Morton" <akpm@...ux-foundation.org>
Cc: hancockr@...w.ca, jgarzik@...ox.com, linux-kernel@...r.kernel.org,
linux-acpi@...r.kernel.org, "Ingo Molnar" <mingo@...e.hu>,
"Thomas Gleixner" <tglx@...utronix.de>
Subject: Re: SATA disk reports DRDY and goes to PIO0 eventually. noapic fixes it
On Tue, May 27, 2008 at 9:43 PM, Andrew Morton
<akpm@...ux-foundation.org> wrote:
> On Mon, 19 May 2008 21:50:47 +0200
> "Alessandro Suardi" <alessandro.suardi@...il.com> wrote:
>
>> On Mon, May 19, 2008 at 4:08 AM, Robert Hancock <hancockr@...w.ca> wrote:
>> > Alessandro Suardi wrote:
>> >>
>> >> Since some time I noticed my nephew's Fedora 8 box would have
>> >> some noise in /var/log/messages with timeouts reported by the
>> >> SATA layer, with the drive in DRDY state. Flux is like this (from
>> >> the base Fedora 9 kernel installed today):
>> >>
>> >> May 17 17:18:39 rospo kernel: ata4.00: exception Emask 0x0 SAct 0x0
>> >> SErr 0x0 action 0x2 frozen
>> >> May 17 17:18:39 rospo kernel: ata4.00: cmd
>> >> a0/00:00:00:08:00/00:00:00:00:00/a0 tag 0 pio 16392 in
>> >> May 17 17:18:39 rospo kernel: cdb 4a 01 00 00 10 00 00 00 08
>> >> 00 00 00 00 00 00 00
>> >> May 17 17:18:39 rospo kernel: res
>> >> 40/00:03:00:00:00/00:00:00:00:00/a0 Emask 0x4 (timeout)
>> >> May 17 17:18:39 rospo kernel: ata4.00: status: { DRDY }
>> >> May 17 17:18:39 rospo kernel: ata4: soft resetting link
>> >> May 17 17:18:39 rospo kernel: ata4.00: configured for UDMA/33
>> >> May 17 17:18:39 rospo kernel: ata4: EH complete
>> >> May 17 17:18:40 rospo kernel: ALSA sound/usb/usbaudio.c:1353: setting
>> >> usb interface 1:1
>> >> May 17 17:18:40 rospo kernel: ALSA sound/usb/usbaudio.c:1353: setting
>> >> usb interface 1:1
>> >> May 17 17:18:46 rospo kernel: ata4.00: exception Emask 0x0 SAct 0x0
>> >> SErr 0x0 action 0x2 frozen
>> >> May 17 17:18:46 rospo kernel: ata4.00: cmd
>> >> a0/00:00:00:08:00/00:00:00:00:00/a0 tag 0 pio 16392 in
>> >> May 17 17:18:46 rospo kernel: cdb 4a 01 00 00 10 00 00 00 08
>> >> 00 00 00 00 00 00 00
>> >> May 17 17:18:46 rospo kernel: res
>> >> 40/00:03:00:00:00/00:00:00:00:00/a0 Emask 0x4 (timeout)
>> >> May 17 17:18:46 rospo kernel: ata4.00: status: { DRDY }
>> >> May 17 17:18:46 rospo kernel: ata4: soft resetting link
>> >> May 17 17:18:46 rospo kernel: ata4.00: configured for UDMA/33
>> >> May 17 17:18:46 rospo kernel: ata4: EH complete
>> >> May 17 17:18:53 rospo kernel: ata4.00: exception Emask 0x0 SAct 0x0
>> >> SErr 0x0 action 0x2 frozen
>> >> May 17 17:18:53 rospo kernel: ata4.00: cmd
>> >> a0/00:00:00:08:00/00:00:00:00:00/a0 tag 0 pio 16392 in
>> >> May 17 17:18:53 rospo kernel: cdb 4a 01 00 00 10 00 00 00 08
>> >> 00 00 00 00 00 00 00
>> >> May 17 17:18:53 rospo kernel: res
>> >> 40/00:03:00:00:00/00:00:00:00:00/a0 Emask 0x4 (timeout)
>> >> May 17 17:18:53 rospo kernel: ata4.00: status: { DRDY }
>> >> May 17 17:18:53 rospo kernel: ata4: soft resetting link
>> >> May 17 17:18:54 rospo kernel: ata4.00: configured for UDMA/33
>> >> May 17 17:18:54 rospo kernel: ata4: EH complete
>> >> May 17 17:19:01 rospo kernel: ata4.00: limiting speed to UDMA/25:PIO4
>> >> May 17 17:19:01 rospo kernel: ata4.00: exception Emask 0x0 SAct 0x0
>> >> SErr 0x0 action 0x2 frozen
>> >> May 17 17:19:01 rospo kernel: ata4.00: cmd
>> >> a0/00:00:00:08:00/00:00:00:00:00/a0 tag 0 pio 16392 in
>> >> May 17 17:19:01 rospo kernel: cdb 4a 01 00 00 10 00 00 00 08
>> >> 00 00 00 00 00 00 00
>> >> May 17 17:19:01 rospo kernel: res
>> >> 40/00:03:00:00:00/00:00:00:00:00/a0 Emask 0x4 (timeout)
>> >> May 17 17:19:01 rospo kernel: ata4.00: status: { DRDY }
>> >> May 17 17:19:01 rospo kernel: ata4: soft resetting link
>> >> May 17 17:19:01 rospo kernel: ata4.00: configured for UDMA/25
>> >> May 17 17:19:01 rospo kernel: ata4: EH complete
>> >> May 17 17:19:01 rospo kernel: sr0: CDROM (ioctl) error, command: Get
>> >> event status notification 4a 01 00 00 10 00 00 00 08 00
>> >> May 17 17:19:01 rospo kernel: sr: Sense Key : Aborted Command
>> >> [current] [descriptor]
>> >> May 17 17:19:01 rospo kernel: sr: Add. Sense: No additional sense
>> >> information
>> >> May 17 17:19:06 rospo kernel: ALSA sound/usb/usbaudio.c:1353: setting
>> >> usb interface 1:1
>> >> May 17 17:19:06 rospo kernel: ALSA sound/usb/usbaudio.c:1353: setting
>> >> usb interface 1:1
>> >> May 17 17:19:11 rospo kernel: ata4.00: exception Emask 0x0 SAct 0x0
>> >> SErr 0x0 action 0x2 frozen
>> >> May 17 17:19:11 rospo kernel: ata4.00: cmd
>> >> a0/00:00:00:00:00/00:00:00:00:00/a0 tag 0
>> >> May 17 17:19:11 rospo kernel: cdb 1e 00 00 00 00 00 00 00 00
>> >> 00 00 00 00 00 00 00
>> >> May 17 17:19:11 rospo kernel: res
>> >> 40/00:03:00:00:00/00:00:00:00:00/a0 Emask 0x4 (timeout)
>> >> May 17 17:19:11 rospo kernel: ata4.00: status: { DRDY }
>> >> May 17 17:19:11 rospo kernel: ata4: soft resetting link
>> >> May 17 17:19:12 rospo kernel: ata4.00: configured for UDMA/25
>> >> May 17 17:19:12 rospo kernel: ata4: EH complete
>> >> May 17 17:19:22 rospo kernel: ata4.00: limiting speed to PIO4
>> >> May 17 17:19:22 rospo kernel: ata4.00: exception Emask 0x0 SAct 0x0
>> >> SErr 0x0 action 0x2 frozen
>> >> May 17 17:19:22 rospo kernel: ata4.00: cmd
>> >> a0/00:00:00:00:00/00:00:00:00:00/a0 tag 0
>> >> May 17 17:19:22 rospo kernel: cdb 1e 00 00 00 00 00 00 00 00
>> >> 00 00 00 00 00 00 00
>> >> May 17 17:19:22 rospo kernel: res
>> >> 40/00:03:00:00:00/00:00:00:00:00/a0 Emask 0x4 (timeout)
>> >> May 17 17:19:22 rospo kernel: ata4.00: status: { DRDY }
>> >> May 17 17:19:22 rospo kernel: ata4: soft resetting link
>> >> May 17 17:19:22 rospo kernel: ata4.00: configured for PIO4
>> >> May 17 17:19:22 rospo kernel: ata4: EH complete
>> >> May 17 17:19:32 rospo kernel: ata4.00: limiting speed to PIO3
>> >> May 17 17:19:32 rospo kernel: ata4.00: exception Emask 0x0 SAct 0x0
>> >> SErr 0x0 action 0x2 frozen
>> >> May 17 17:19:32 rospo kernel: ata4.00: cmd
>> >> a0/00:00:00:00:00/00:00:00:00:00/a0 tag 0
>> >> May 17 17:19:32 rospo kernel: cdb 1e 00 00 00 00 00 00 00 00
>> >> 00 00 00 00 00 00 00
>> >> May 17 17:19:32 rospo kernel: res
>> >> 40/00:03:00:00:00/00:00:00:00:00/a0 Emask 0x4 (timeout)
>> >> May 17 17:19:32 rospo kernel: ata4.00: status: { DRDY }
>> >> May 17 17:19:32 rospo kernel: ata4: soft resetting link
>> >> May 17 17:19:33 rospo kernel: ata4.00: configured for PIO3
>> >> May 17 17:19:33 rospo kernel: ata4: EH complete
>> >> May 17 17:19:43 rospo kernel: ata4.00: limiting speed to PIO0
>> >> May 17 17:19:43 rospo kernel: ata4.00: exception Emask 0x0 SAct 0x0
>> >> SErr 0x0 action 0x2 frozen
>> >> May 17 17:19:43 rospo kernel: ata4.00: cmd
>> >> a0/00:00:00:00:00/00:00:00:00:00/a0 tag 0
>> >> May 17 17:19:43 rospo kernel: cdb 1e 00 00 00 00 00 00 00 00
>> >> 00 00 00 00 00 00 00
>> >> May 17 17:19:43 rospo kernel: res
>> >> 40/00:03:00:00:00/00:00:00:00:00/a0 Emask 0x4 (timeout)
>> >> May 17 17:19:43 rospo kernel: ata4.00: status: { DRDY }
>> >> May 17 17:19:43 rospo kernel: ata4: soft resetting link
>> >> May 17 17:19:43 rospo kernel: ata4.00: configured for PIO0
>> >> May 17 17:19:43 rospo kernel: ata4: EH complete
>> >> May 17 17:19:50 rospo kernel: ALSA sound/usb/usbaudio.c:1353: setting
>> >> usb interface 1:1
>> >> May 17 17:19:50 rospo kernel: ALSA sound/usb/usbaudio.c:1353: setting
>> >> usb interface 1:1
>> >> May 17 17:19:53 rospo kernel: ata4.00: exception Emask 0x0 SAct 0x0
>> >> SErr 0x0 action 0x2 frozen
>> >> May 17 17:19:53 rospo kernel: ata4.00: cmd
>> >> a0/00:00:00:00:00/00:00:00:00:00/a0 tag 0
>> >> May 17 17:19:53 rospo kernel: cdb 1e 00 00 00 00 00 00 00 00
>> >> 00 00 00 00 00 00 00
>> >> May 17 17:19:53 rospo kernel: res
>> >> 40/00:03:00:00:00/00:00:00:00:00/a0 Emask 0x4 (timeout)
>> >> May 17 17:19:53 rospo kernel: ata4.00: status: { DRDY }
>> >> May 17 17:19:53 rospo kernel: ata4: soft resetting link
>> >> May 17 17:19:54 rospo kernel: ata4.00: configured for PIO0
>> >> May 17 17:19:54 rospo kernel: ata4: EH complete
>> >> May 17 17:20:01 rospo kernel: ALSA sound/usb/usbaudio.c:1353: setting
>> >> usb interface 1:1
>> >> May 17 17:20:04 rospo kernel: ata4.00: exception Emask 0x0 SAct 0x0
>> >> SErr 0x0 action 0x2 frozen
>> >> May 17 17:20:04 rospo kernel: ata4.00: cmd
>> >> a0/00:00:00:00:00/00:00:00:00:00/a0 tag 0
>> >> May 17 17:20:04 rospo kernel: cdb 1e 00 00 00 00 00 00 00 00
>> >> 00 00 00 00 00 00 00
>> >> May 17 17:20:04 rospo kernel: res
>> >> 40/00:03:00:00:00/00:00:00:00:00/a0 Emask 0x4 (timeout)
>> >> May 17 17:20:04 rospo kernel: ata4.00: status: { DRDY }
>> >> May 17 17:20:04 rospo kernel: ata4: soft resetting link
>> >> May 17 17:20:04 rospo kernel: ata4.00: configured for PIO0
>> >> May 17 17:20:04 rospo kernel: ata4: EH complete
>> >> May 17 17:20:04 rospo kernel: sr 3:0:0:0: ioctl_internal_command
>> >> return code = 8000002
>> >> May 17 17:20:04 rospo kernel: : Sense Key : Aborted Command
>> >> [current] [descriptor]
>> >> May 17 17:20:04 rospo kernel: : Add. Sense: No additional sense
>> >> information
>> >> May 17 17:20:34 rospo kernel: ata4.00: exception Emask 0x0 SAct 0x0
>> >> SErr 0x0 action 0x2 frozen
>> >> May 17 17:20:34 rospo kernel: ata4.00: cmd
>> >> a0/00:00:00:00:00/00:00:00:00:00/a0 tag 0
>> >> May 17 17:20:34 rospo kernel: cdb 00 00 00 00 00 00 00 00 00
>> >> 00 00 00 00 00 00 00
>> >> May 17 17:20:34 rospo kernel: res
>> >> 40/00:03:00:00:00/00:00:00:00:00/a0 Emask 0x4 (timeout)
>> >> May 17 17:20:34 rospo kernel: ata4.00: status: { DRDY }
>> >> May 17 17:20:34 rospo kernel: ata4: soft resetting link
>> >> May 17 17:20:35 rospo kernel: ata4.00: configured for PIO0
>> >> May 17 17:20:35 rospo kernel: ata4: EH complete
>> >>
>> >> ..and on and on and on.
>> >>
>> >> Reading another report on lkml I turned to the ATA wiki @ kernel.org
>> >> today, as even the newest Fedora 9 update (2.6.25.3-18) was still
>> >> behaving the same way - pci=nomsi wasn't useful, acpi=off was
>> >> also not useful, noapic did instead get rid of the messages, even
>> >> under 'find /' (which would usually turn up the ATA resets in less
>> >> than 10 seconds).
>> >>
>> >> Is there anything more useful than simply booting noapic that
>> >> can be done here, or is that it ?
>> >
>> > Please post the full dmesg output from bootup. We can't see what controller
>> > type this is, etc.
>>
>> Robert,
>>
>> thanks for replying. Of course now that I look a bit more into
>> the messages file, I notice that ATA 4.00 is the DVD drive,
>> not the disk <blush>
>>
>> Funny as there is nothing in the DVD drive... oh well.
>>
>> /var/log/messages attached as a .gz file since I'm not sure it's
>> small enough to avoid being bounced by vger.
>>
>
> It'd be nice to fix one of these noapic-fixes-stuff bugs one day :(
Heh - that was the spirit of the report :)
> `grep -i apic' says:
>
> May 17 15:41:17 rospo kernel: ACPI: APIC 3FFC0390, 0078 (r1 A M I OEMAPIC 11000617 MSFT 97)
> May 17 15:41:17 rospo kernel: ACPI: LAPIC (acpi_id[0x01] lapic_id[0x00] enabled)
> May 17 15:41:17 rospo kernel: ACPI: LAPIC (acpi_id[0x02] lapic_id[0x01] enabled)
> May 17 15:41:17 rospo kernel: ACPI: LAPIC (acpi_id[0x03] lapic_id[0x82] disabled)
> May 17 15:41:17 rospo kernel: ACPI: LAPIC (acpi_id[0x04] lapic_id[0x83] disabled)
> May 17 15:41:17 rospo kernel: ACPI: IOAPIC (id[0x02] address[0xfec00000] gsi_base[0])
> May 17 15:41:17 rospo kernel: IOAPIC[0]: apic_id 2, address 0xfec00000, GSI 0-23
> May 17 15:41:17 rospo kernel: ACPI: IOAPIC (id[0x03] address[0xfecc0000] gsi_base[24])
> May 17 15:41:17 rospo kernel: IOAPIC[1]: apic_id 3, address 0xfecc0000, GSI 24-47
> May 17 15:41:17 rospo kernel: Setting APIC routing to flat
> May 17 15:41:17 rospo kernel: Using local APIC timer interrupts.
> May 17 15:41:17 rospo kernel: Detected 16.625 MHz APIC timer.
> May 17 15:41:17 rospo kernel: Booting processor 1/2 APIC 0x1
> May 17 15:41:17 rospo kernel: ACPI: Using IOAPIC for interrupt routing
> May 17 15:41:17 rospo kernel: pci 0000:00:11.0: Bypassing VIA 8237 APIC De-Assert Message
>
> Is that disbling of local APICs expected?
>
> May 17 15:41:17 rospo kernel: ACPI: PM-Timer IO Port: 0x808
> May 17 15:41:17 rospo kernel: ACPI: LAPIC (acpi_id[0x01] lapic_id[0x00] enabled)
> May 17 15:41:17 rospo kernel: Processor #0 (Bootup-CPU)
> May 17 15:41:17 rospo kernel: ACPI: LAPIC (acpi_id[0x02] lapic_id[0x01] enabled)
> May 17 15:41:17 rospo kernel: Processor #1
> May 17 15:41:17 rospo kernel: ACPI: LAPIC (acpi_id[0x03] lapic_id[0x82] disabled)
> May 17 15:41:17 rospo kernel: ACPI: LAPIC (acpi_id[0x04] lapic_id[0x83] disabled)
> May 17 15:41:17 rospo kernel: ACPI: IOAPIC (id[0x02] address[0xfec00000] gsi_base[0])
> May 17 15:41:17 rospo kernel: IOAPIC[0]: apic_id 2, address 0xfec00000, GSI 0-23
> May 17 15:41:17 rospo kernel: ACPI: IOAPIC (id[0x03] address[0xfecc0000] gsi_base[24])
> May 17 15:41:17 rospo kernel: IOAPIC[1]: apic_id 3, address 0xfecc0000, GSI 24-47
> May 17 15:41:17 rospo kernel: ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
> May 17 15:41:17 rospo kernel: ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 low level)
> May 17 15:41:17 rospo kernel: Setting APIC routing to flat
> May 17 15:41:17 rospo kernel: Using ACPI (MADT) for SMP configuration information
>
> As the machine only has two CPUs I guess it's a BIOS wart.
It's a Core2 Duo desktop. In these next days I'll go to dinner at my
nephew's place (I'm currently constrained by being on crutches so
even if it's the other side of the street it isn't that easy, alas) and
see whether there are BIOS updates available, then report back.
thanks for taking a look,
--alessandro
"Give me love / Or give me hate
Give me anything that's not just ok"
(Sophia, 'Weightless')
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