[Bugme-new] [Bug 8841] New: Diabling IRQ - #20 in mainline 2.6.22.1-cfs-v19 and #201 in ubuntu 2.6.15-28-386

[bugme-daemon at bugzilla.kernel.org]

http://bugzilla.kernel.org/show_bug.cgi?id=8841

           Summary: Diabling IRQ - #20 in mainline 2.6.22.1-cfs-v19 and #201
                    in ubuntu 2.6.15-28-386
           Product: ACPI
           Version: 2.5
     KernelVersion: 2.6.22.1-cfs-v19
          Platform: All
        OS/Version: Linux
              Tree: Mainline
            Status: NEW
          Severity: high
          Priority: P1
         Component: Config-Interrupts
        AssignedTo: acpi_config-interrupts at kernel-bugs.osdl.org
        ReportedBy: andev.debi at gmail.com
                CC: airlied at linux.ie


Most recent kernel where this bug did not occur:
Distribution:Ubuntu
Hardware Environment:
Software Environment:self compiled 2.6.22.1-cfs-v19
Problem Description:
2.6.22.1-cfs-v19
[   60.887296] irq 20: nobody cared (try booting with the "irqpoll" option)
[   60.887319]  [<c0148114>] __report_bad_irq+0x24/0x80
[   60.887340]  [<c0148355>] note_interrupt+0x1e5/0x230
[   60.887365]  [<c0147555>] handle_IRQ_event+0x25/0x50
[   60.887381]  [<c014861d>] handle_fasteoi_irq+0x8d/0xa0
[   60.887391]  [<c01063de>] do_IRQ+0x3e/0x80
[   60.887413]  [<c01047b7>] common_interrupt+0x23/0x28
[   60.887422]  [<c0102db0>] default_idle+0x0/0x40
[   60.887445]  [<c0102dda>] default_idle+0x2a/0x40
[   60.887453]  [<c0102e38>] cpu_idle+0x48/0x70
[   60.887456]  [<c03948df>] start_kernel+0x22f/0x2c0
[   60.887463]  [<c0394460>] unknown_bootoption+0x0/0x250
[   60.887485]  =======================
[   60.887486] handlers:
[   60.887488] [<dcc12080>] (via_driver_irq_handler+0x0/0x1b0 [via])
[   60.887497] Disabling IRQ #20

ubuntu 2.6.15-28-386:
[17179621.308000] irq 201: nobody cared (try booting with the "irqpoll" option)
[17179621.308000]  [<c013ee82>] __report_bad_irq+0x22/0x80
[17179621.308000]  [<c013ef78>] note_interrupt+0x68/0xc0
[17179621.308000]  [<c013e83c>] __do_IRQ+0xbc/0xe0
[17179621.308000]  [<c010596a>] do_IRQ+0x1a/0x30
[17179621.308000]  [<c01040aa>] common_interrupt+0x1a/0x20
[17179621.308000] handlers:
[17179621.308000] [<dcc92030>] (via_driver_irq_handler+0x0/0x1a0 [via])
[17179621.308000] Disabling IRQ #201

Steps to reproduce:config of 2.6.22.1-cfs-v19 from
http://lkml.org/lkml/2007/8/1/137


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