Re: irq 19: nobody cared

From: Justin P. Mattock
Date: Sun Oct 19 2008 - 04:13:59 EST


On Sat, 2008-10-18 at 23:34 -0700, Chris Li wrote:
> On Sat, Oct 18, 2008 at 9:05 PM, Steven Rostedt <rostedt@xxxxxxxxxxx> wrote:
> > Hi Chris,
> >
> > Do you still have this problem, without any "irqpoll" workarourd? If so,
> > can you boot with the "noapic" kernel command line parameter, and see if
> > that stops the warning?
>
> Yes, I still have this annoying IRQ storm problem. With noapic, the IRQ number
> change to 11. It is still there.
>
> Chris
>
> ACPI: PCI Interrupt Link [LNKF] enabled at IRQ 11
> PCI: setting IRQ 11 as level-triggered
> uhci_hcd 0000:00:1a.1: PCI INT B -> Link[LNKF] -> GSI 11 (level, low) -> IRQ 11
> uhci_hcd 0000:00:1a.1: setting latency timer to 64
> uhci_hcd 0000:00:1a.1: UHCI Host Controller
> uhci_hcd 0000:00:1a.1: new USB bus registered, assigned bus number 4
> uhci_hcd 0000:00:1a.1: irq 11, io base 0x0000fc00
> usb usb4: configuration #1 chosen from 1 choice
> hub 4-0:1.0: USB hub found
> hub 4-0:1.0: 2 ports detected
> usb usb4: New USB device found, idVendor=1d6b, idProduct=0001
> usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=1
> usb usb4: Product: UHCI Host Controller
> usb usb4: Manufacturer: Linux 2.6.27-rc7-tip uhci_hcd
> usb usb4: SerialNumber: 0000:00:1a.1
> irq 11: nobody cared (try booting with the "irqpoll" option)
> Pid: 436, comm: modprobe Not tainted 2.6.27-rc7-tip #2
> [<c0461e45>] __report_bad_irq+0x2e/0x6f
> [<c0461f6d>] note_interrupt+0xe7/0x13e
> [<c04625b5>] handle_level_irq+0x8f/0xc4
> [<c0462526>] ? handle_level_irq+0x0/0xc4
> [<c0405d7c>] do_IRQ+0xab/0xd1
> [<c040472f>] common_interrupt+0x23/0x28
> [<c04306ca>] ? __do_softirq+0x5b/0xe7
> [<c043066f>] ? __do_softirq+0x0/0xe7
> [<c0405e14>] do_softirq+0x72/0xb2
> [<c0430459>] irq_exit+0x38/0x6d
> [<c041506e>] smp_apic_timer_interrupt+0x71/0x7f
> [<c0404848>] apic_timer_interrupt+0x28/0x30
> [<c062d0bb>] ? _spin_unlock_irqrestore+0x13/0x1f
> [<c05bdaf1>] pci_conf1_write+0xb1/0xbf
> [<c05bf118>] raw_pci_write+0x4d/0x58
> [<c052583b>] acpi_os_write_pci_configuration+0x64/0x77
> [<c0530a91>] acpi_ex_pci_config_space_handler+0x4d/0x58
> [<c0530a44>] ? acpi_ex_pci_config_space_handler+0x0/0x58
> [<c052a103>] acpi_ev_address_space_dispatch+0x12f/0x16f
> [<c052df0a>] acpi_ex_access_region+0x1b2/0x1c0
> [<c052e02f>] acpi_ex_field_datum_io+0x117/0x1ae
> [<c052e383>] acpi_ex_write_with_update_rule+0xd5/0xde
> [<c052e63b>] acpi_ex_insert_into_field+0x2af/0x2cc
> [<c052cc85>] acpi_ex_write_data_to_field+0x169/0x181
> [<c0530d6a>] acpi_ex_store_object_to_node+0x82/0xb7
> [<c0530f38>] acpi_ex_store+0xc9/0x221
> [<c052d5ce>] ? acpi_ex_resolve_to_value+0xbc/0x21a
> [<c052ef32>] acpi_ex_opcode_1A_1T_1R+0x3db/0x535
> [<c052f690>] ? acpi_ex_resolve_operands+0x1cc/0x47c
> --
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What does the whole dmesg look like might I ask?

--
Justin P. Mattock <justinmattock@xxxxxxxxx>

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