Re: [Bisected] [-next-20130204] usb/hcd: irq 18: nobody cared

From: Yinghai Lu
Date: Mon Feb 11 2013 - 01:40:38 EST


On Sun, Feb 10, 2013 at 12:33 PM, Yinghai Lu <yinghai@xxxxxxxxxx> wrote:
> On Sun, Feb 10, 2013 at 6:23 AM, Peter Hurley <peter@xxxxxxxxxxxxxxxxxx> wrote:
>> On Sat, 2013-02-09 at 22:14 -0500, Peter Hurley wrote:
>>> On Tue, 2013-02-05 at 15:26 -0500, Alan Stern wrote:
>>> > On Tue, 5 Feb 2013, Peter Hurley wrote:
>>> >
>>> > > With -next-20130204:
>>> > >
>>> > > [ 33.855570] irq 18: nobody cared (try booting with the "irqpoll" option)
>>> > > [ 33.855580] Pid: 0, comm: swapper/4 Not tainted 3.8.0-next-20130204-xeon #20130204
>>> > > [ 33.855582] Call Trace:
>>> > > [ 33.855585] <IRQ> [<ffffffff810f1076>] __report_bad_irq+0x36/0xe0
>>> > > [ 33.855600] [<ffffffff810f152a>] note_interrupt+0x1aa/0x200
>>> > > [ 33.855606] [<ffffffff8101edf2>] ? mwait_idle+0x82/0x1b0
>>> > > [ 33.855610] [<ffffffff810eed89>] handle_irq_event_percpu+0xc9/0x260
>>> > > [ 33.855614] [<ffffffff810eef68>] handle_irq_event+0x48/0x70
>>> > > [ 33.855618] [<ffffffff810f20ba>] handle_fasteoi_irq+0x5a/0x100
>>> > > [ 33.855624] [<ffffffff810182f2>] handle_irq+0x22/0x40
>>> > > [ 33.855630] [<ffffffff816e2a9a>] do_IRQ+0x5a/0xd0
>>> > > [ 33.855636] [<ffffffff816d97ad>] common_interrupt+0x6d/0x6d
>>> > > [ 33.855638] <EOI> [<ffffffff810f8e2a>] ? rcu_eqs_enter_common+0x4a/0x320
>>> > > [ 33.855646] [<ffffffff8101edf2>] ? mwait_idle+0x82/0x1b0
>>> > > [ 33.855649] [<ffffffff8101ed99>] ? mwait_idle+0x29/0x1b0
>>> > > [ 33.855653] [<ffffffff8101f8a6>] cpu_idle+0x116/0x130
>>> > > [ 33.855658] [<ffffffff816c0c0f>] start_secondary+0x251/0x258
>>> > > [ 33.855660] handlers:
>>> > > [ 33.855664] [<ffffffff814f98a0>] usb_hcd_irq
>>> > > [ 33.855667] Disabling IRQ #18
>>> > >
>> https://bugzilla.kernel.org/show_bug.cgi?id=53561
>>
>> Maybe this is some interaction with all the new ACPI code and fixes
>> written in those 8 days.
>
> interrupt routing seems get changed:
> next:
> 5: 0 0 0 0 0
> 0 0 0 IO-APIC-fasteoi snd_ctxfi
> 18: 99970 13 16 20 99940
> 13 13 16 IO-APIC-fasteoi uhci_hcd:usb4
> v3.8-rc7:
> 18: 424 15 11 112 420
> 16 18 105 IO-APIC-fasteoi uhci_hcd:usb4, snd_ctxfi
>
> These messages in the bad dmesg log are interesting since PCI INT A is routed
> on
> irq 18 with the kernels that work.
> [ 8.983246] pci 0000:00:1e.0: can't derive routing for PCI INT A
> [ 8.983600] snd_ctxfi 0000:09:02.0: PCI INT A: no GSI - using ISA IRQ 5
> ...
>
> acpi_pci_irq_add_prt() add wrong bus for that bridge, because that
> that bridge is not scanned.
>
> Will check if I can produce one patch for it.

Hi Peter,

Can you try attached debug patch?

Thanks

Yinghai

Attachment: move_add_irq_prt_down.patch
Description: Binary data