Rafael J. Wysocki wrote:
quoted text
> On Tuesday, 26 of February 2008, Kevin Winchester wrote:
>> Pavel Machek wrote:
> [--snip--]
>> (Trimmed cc, since this is really just more of a PM discussion)
>>
>> No modules here...
>>
>> I recompiled the kernel without the velocity driver, and got behaviour more
>> comparable to the other failures I've experienced in the past: 
>>

<snip old trace>

quoted text
>>
>>
>> I don't see anything there that would explain the failure, but the console
>> never comes back, and I am forced to hard reset the box.  Anything else I can
>> try?  
> 
> First, let's try to remove some noise.
> 
> Please test 2.6.25-rc3 with commit 559bbe6cbd0d8c68d40076a5f7dc98e3bf5864b2
> "power_state: get rid of write-only variable in SATA" reverted and with the
> patch from http://marc.info/?l=linux-acpi&m=120389632114090&w=2 applied.
> 
> Second, what exactly do you do to suspend to RAM?
> 

And here is the trace from the kernel with the revert and patch:

Feb 26 20:42:14 alekhine kernel: [  278.487844] PM: Syncing filesystems ... done.
Feb 26 20:42:40 alekhine kernel: [  278.523599] Freezing user space processes ... (elapsed 0.00 seconds) done.
Feb 26 20:42:40 alekhine kernel: [  278.525885] Freezing remaining freezable tasks ... (elapsed 0.00 seconds) done.
Feb 26 20:42:40 alekhine kernel: [  278.526196] ACPI: Preparing to enter system sleep state S3
Feb 26 20:42:40 alekhine kernel: [  278.627907] Suspending console(s)
Feb 26 20:42:40 alekhine kernel: [  278.631643] sd 3:0:0:0: [sda] Synchronizing SCSI cache
Feb 26 20:42:40 alekhine kernel: [  278.738062] sd 3:0:0:0: [sda] Stopping disk
Feb 26 20:42:40 alekhine kernel: [  278.739041] ACPI: PCI interrupt for device 0000:00:11.5 disabled
Feb 26 20:42:40 alekhine kernel: [  278.749597] ACPI: PCI interrupt for device 0000:00:10.4 disabled
Feb 26 20:42:40 alekhine kernel: [  278.760383] ACPI: PCI interrupt for device 0000:00:10.3 disabled
Feb 26 20:42:40 alekhine kernel: [  278.771183] ACPI: PCI interrupt for device 0000:00:10.2 disabled
Feb 26 20:42:40 alekhine kernel: [  278.782017] ACPI: PCI interrupt for device 0000:00:10.1 disabled
Feb 26 20:42:40 alekhine kernel: [  278.792851] ACPI: PCI interrupt for device 0000:00:10.0 disabled
Feb 26 20:42:40 alekhine kernel: [  278.803686] ACPI: PCI interrupt for device 0000:00:0f.1 disabled
Feb 26 20:42:40 alekhine kernel: [  278.814329] ACPI: PCI interrupt for device 0000:00:0f.0 disabled
Feb 26 20:42:40 alekhine kernel: [  278.837854] Intel machine check architecture supported.
Feb 26 20:42:40 alekhine kernel: [  278.837854] Intel machine check reporting enabled on CPU#0.
Feb 26 20:42:40 alekhine kernel: [  278.840865] ACPI: PCI Interrupt 0000:00:0f.0[B] -> Link [ALKA] -> GSI 20 (level, low) -> IRQ 20
Feb 26 20:42:40 alekhine kernel: [  278.840866] ACPI: PCI Interrupt 0000:00:0f.1[A] -> Link [ALKA] -> GSI 20 (level, low) -> IRQ 20
Feb 26 20:42:40 alekhine kernel: [  278.846866] ACPI: PCI Interrupt 0000:00:10.0[A] -> GSI 21 (level, low) -> IRQ 21
Feb 26 20:42:40 alekhine kernel: [  278.846866] usb usb2: root hub lost power or was reset
Feb 26 20:42:40 alekhine kernel: [  278.857689] ACPI: PCI Interrupt 0000:00:10.1[A] -> GSI 21 (level, low) -> IRQ 21
Feb 26 20:42:40 alekhine kernel: [  278.857689] usb usb3: root hub lost power or was reset
Feb 26 20:42:40 alekhine kernel: [  278.868560] ACPI: PCI Interrupt 0000:00:10.2[B] -> GSI 21 (level, low) -> IRQ 21
Feb 26 20:42:40 alekhine kernel: [  278.868560] usb usb4: root hub lost power or was reset
Feb 26 20:42:40 alekhine kernel: [  278.879436] ACPI: PCI Interrupt 0000:00:10.3[B] -> GSI 21 (level, low) -> IRQ 21
Feb 26 20:42:40 alekhine kernel: [  278.879436] usb usb5: root hub lost power or was reset
Feb 26 20:42:40 alekhine kernel: [  278.890311] ACPI: PCI Interrupt 0000:00:10.4[C] -> GSI 21 (level, low) -> IRQ 21
Feb 26 20:42:40 alekhine kernel: [  278.901173] ACPI: PCI Interrupt 0000:00:11.5[C] -> GSI 22 (level, low) -> IRQ 22
Feb 26 20:42:40 alekhine kernel: [  278.903446] ACPI: PCI Interrupt 0000:01:00.0[A] -> GSI 16 (level, low) -> IRQ 16
Feb 26 20:42:40 alekhine kernel: [  278.903642] sd 3:0:0:0: [sda] Starting disk
Feb 26 20:42:40 alekhine kernel: [  279.144623] ata3.01: ACPI cmd ef/03:0c:00:00:00:b0 filtered out
Feb 26 20:42:40 alekhine kernel: [  279.144623] ata3.01: ACPI cmd ef/03:42:00:00:00:b0 filtered out
Feb 26 20:42:40 alekhine kernel: [  279.297860] ata3.00: ACPI cmd ef/03:0c:00:00:00:a0 filtered out
Feb 26 20:42:40 alekhine kernel: [  279.297860] ata3.00: ACPI cmd ef/03:42:00:00:00:a0 filtered out
Feb 26 20:42:40 alekhine kernel: [  279.453232] ata3.00: configured for UDMA/33
Feb 26 20:42:40 alekhine kernel: [  279.640338] ata3.01: configured for UDMA/33
Feb 26 20:42:40 alekhine kernel: [  283.485517] ata4.00: ACPI cmd ef/03:0c:00:00:00:a0 filtered out
Feb 26 20:42:40 alekhine kernel: [  283.485517] ata4.00: ACPI cmd ef/03:45:00:00:00:a0 filtered out
Feb 26 20:42:40 alekhine kernel: [  283.487637] ata4.00: configured for UDMA/100
Feb 26 20:42:40 alekhine kernel: [  283.490010] sd 3:0:0:0: [sda] 156301488 512-byte hardware sectors (80026 MB)
Feb 26 20:42:40 alekhine kernel: [  283.490030] sd 3:0:0:0: [sda] Write Protect is off
Feb 26 20:42:40 alekhine kernel: [  283.490137] sd 3:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
Feb 26 20:42:40 alekhine kernel: [  284.034036] Restarting tasks ... <6>usb 2-1: USB disconnect, address 2
Feb 26 20:42:40 alekhine kernel: [  284.061980] done.
Feb 26 20:42:40 alekhine kernel: [  284.265037] usb 2-1: new low speed USB device using uhci_hcd and address 4
Feb 26 20:42:40 alekhine kernel: [  284.428562] usb 2-1: configuration #1 chosen from 1 choice
Feb 26 20:42:40 alekhine kernel: [  284.452701] input: Logitech USB Mouse as /devices/pci0000:00/0000:00:10.0/usb2/2-1/2-1:1.0/input/input5
Feb 26 20:42:40 alekhine kernel: [  284.495532] input: USB HID v1.10 Mouse [Logitech USB Mouse] on usb-0000:00:10.0-1
Feb 26 20:42:40 alekhine kernel: [  284.495724] usb 2-2: USB disconnect, address 3
Feb 26 20:42:40 alekhine kernel: [  284.751242] usb 2-2: new low speed USB device using uhci_hcd and address 5
Feb 26 20:42:41 alekhine kernel: [  284.920833] usb 2-2: configuration #1 chosen from 1 choice
Feb 26 20:42:41 alekhine kernel: [  284.938005] input: Microsoft Microsoft<AE> Digital Media Pro Keyboard as /devices/pci0000:00/0000:00:10.0/usb2/2-2/2-2:1.0/input/input6
Feb 26 20:42:41 alekhine kernel: [  284.977818] input: USB HID v1.11 Keyboard [Microsoft Microsoft<AE> Digital Media Pro Keyboard] on usb-0000:00:10.0-2
Feb 26 20:42:41 alekhine kernel: [  285.012253] input: Microsoft Microsoft<AE> Digital Media Pro Keyboard as /devices/pci0000:00/0000:00:10.0/usb2/2-2/2-2:1.1/input/input7
Feb 26 20:42:41 alekhine kernel: [  285.033838] input: USB HID v1.11 Device [Microsoft Microsoft<AE> Digital Media Pro Keyboard] on usb-0000:00:10.0-2

It looks basically identical to me, but I haven't diff'ed them or
anything.  Do you have any other options, or am I out of luck for\
the moment?

Thanks for the help,
-- 
Kevin Winchester
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