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Date: Sat, 29 Mar 2008 17:43:35 -0700
From: "Yinghai Lu" <yhlu.kernel@gmail.com>
To: "=?ISO-8859-1?Q?N=E9meth_M=E1rton?=" <nm127@freemail.hu>
Subject: Re: [PATCH 3/3] [2.6.25-rc5] Warn user about a BIOS bug in recent asus boards
Cc: "Zhang, Rui" <rui.zhang@intel.com>, "Len Brown" <lenb@kernel.org>,
       trenn@suse.de, linux-acpi <linux-acpi@vger.kernel.org>,
       "kernel list" <linux-kernel@vger.kernel.org>
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2008/3/13 Németh Márton <nm127@freemail.hu>:
>
>  [    0.715787] ACPI: PCI Interrupt 0000:00:0c.0[A] -> GSI 16 (level, low) -> IRQ 16
...
>  [   25.037202] ACPI: PCI Interrupt 0000:01:00.0[A] -> GSI 16 (level, low) -> IRQ 16
...
>  [   86.320860] irq 16: nobody cared (try booting with the "irqpoll" option)
>  [   86.320860] Pid: 0, comm: swapper Not tainted 2.6.25-rc5 #1
>  [   86.320860]  [<c01578f7>] __report_bad_irq+0x27/0x90
>  [   86.320860]  [<c0157b96>] note_interrupt+0x236/0x270
>  [   86.320860]  [<c0156fa3>] ? handle_IRQ_event+0x53/0x60
>  [   86.320860]  [<c015823a>] handle_fasteoi_irq+0x7a/0xd0
>  [   86.320860]  [<c0106174>] do_IRQ+0x44/0xa0
>  [   86.320860]  [<c0104c66>] common_interrupt+0x2e/0x34
>  [   86.320860]  [<c0119039>] ? finish_task_switch+0x59/0xc0
>  [   86.320860]  [<c0118fe0>] ? finish_task_switch+0x0/0xc0
>  [   86.320860]  [<c03080d6>] schedule+0x2b6/0x470
>  [   86.320860]  [<f892fdae>] ? acpi_processor_idle+0x0/0x436 [processor]
>  [   86.320860]  [<c0102b65>] cpu_idle+0xb5/0xd0
>  [   86.320860]  [<c030343c>] rest_init+0x5c/0x60
>  [   86.320860]  =======================
>  [   86.320860] handlers:
>  [   86.320860] [<f8915830>] (yenta_interrupt+0x0/0xe0 [yenta_socket])
>  [   86.320860] [<f8afd3f0>] (via_driver_irq_handler+0x0/0x1c0 [via])
>  [   86.320860] Disabling IRQ #16

wonder if other device is using IRQ #16 too.

can you boot with pci=routeirq to check that?

YH