[Bug 1137] New: non fatal ACPI errors on boot

[Bug 1137] New: non fatal ACPI errors on boot

[Martin J. Bligh]

http://bugme.osdl.org/show_bug.cgi?id=1137

           Summary: non fatal ACPI errors on boot
    Kernel Version: 2.6.0-test2-mm4
            Status: NEW
          Severity: low
             Owner: len.brown@intel.com
         Submitter: piggin@cyberone.com.au


Distribution: Debian unstable
Problem Description:
The following ACPI errors on boot. System boots fine and I have not noticed any
regressions or loss of functionality. ACPI does not detect power button events
though.

ACPI: Subsystem revision 20030714
IOAPIC[0]: Set PCI routing entry (2-20 -> 0xa9 -> IRQ 20 Mode:1 Active:1)
   ACPI-1121: *** Error: Method execution failed [\_SB_.PCI0.SBRG.PS2M._STA]
(Node d7eeace0), AE_AML_REGION_LIMIT
   ACPI-0098: *** Error: Method execution failed [\_SB_.PCI0.SBRG.PS2M._STA]
(Node d7eeace0), AE_AML_REGION_LIMIT
ACPI: Interpreter enabled
ACPI: Using IOAPIC for interrupt routing
ACPI: PCI Root Bridge [PCI0] (00:00)
PCI: Probing PCI hardware (bus 00)
ACPI: PCI Interrupt Routing Table [\_SB_.PCI0._PRT]
   ACPI-1121: *** Error: Method execution failed [\_SB_.PCI0.SBRG.PS2M._STA]
(Node d7eeace0), AE_AML_REGION_LIMIT

and

irq 20: nobody cared!
Call Trace:
[<c010b7ba>] __report_bad_irq+0x2a/0x90
[<c010b8b0>] note_interrupt+0x70/0xb0
[<c010bb41>] do_IRQ+0x111/0x120
[<c0106ff0>] default_idle+0x0/0x50
[<c0109d7c>] common_interrupt+0x18/0x20
[<c0106ff0>] default_idle+0x0/0x50
[<c010701c>] default_idle+0x2c/0x50
[<c01070c9>] cpu_idle+0x49/0x60
[<c0105000>] _stext+0x0/0x50
[<c035e89b>] start_kernel+0x15b/0x160
[<c035e4b0>] unknown_bootoption+0x0/0x120

handlers:
[<c01f3f4b>] (acpi_irq+0x0/0x16)
Disabling IRQ #20