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SubjectRe: unexpected IRQ trap at vector a0
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Date
Hi !


The boot option you have tried is not compleately correct.

Please gove it one try with option:

pci=noacpi

if that doesn't help try:

acpi=off

and let us know the results ...


Cheers,
Chris


On Sat, 2003-08-09 at 04:25, Yaroslav Halchenko wrote:
> Dear developers and bug-finders,
>
> I've got a new desktop - some kind of Pentium IV with hyper-threading,
> so immediately decided to switch it to 2.6.0-test2-bk8 kernel which was
> running on my desktop/laptops for quite a while, but I've got next
> problem: when it boots I begin getting my console as well as
> syslog/messages flooded with
>
> unexpected IRQ trap at vector a0
>
> (actually first it hanged with PNPBIOS problem - I turned it off)
>
> I modified kernel a bit to don't get all my dmesg filled with only
> this error message, so now it is reported only on 1st occurrence (as
> well as next string Yarik: APIC is On).
>
> So this error fires up for the first time in the context:
>
> i2c-piix4 version 2.7.0 (20021208)
> Advanced Linux Sound Architecture Driver Version 0.9.6 (Mon Jul 28
> 11:08:42 2003 UTC).
> request_module: failed /sbin/modprobe -- snd-card-0. error = -16
> specify port
> specify port
> PCI: Setting latency timer of device 0000:00:1f.5 to 64
> unexpected IRQ trap at vector a0
> intel8x0: clocking to 48000
> ALSA device list:
> #0: Intel ICH5 at 0xfebff800, irq 17
>
> And later I'm getting also
> IPv6 over IPv4 tunneling driver
> irq 9: nobody cared!
> Call Trace:
> [<c010b347>] __report_bad_irq+0x2a/0x8b
> [<c010b431>] note_interrupt+0x6f/0x9f
> [<c010b748>] do_IRQ+0x161/0x192
> [<c0109a9c>] common_interrupt+0x18/0x20
> [<c010b2dd>] handle_IRQ_event+0x24/0x64
> [<c010b69f>] do_IRQ+0xb8/0x192
> [<c0105000>] _stext+0x0/0x64
> [<c0109a9c>] common_interrupt+0x18/0x20
> [<c0106e1e>] default_idle+0x0/0x2c
> [<c0105000>] _stext+0x0/0x64
> [<c0106e47>] default_idle+0x29/0x2c
> [<c0106eb7>] cpu_idle+0x3a/0x3c
> [<c045481f>] start_kernel+0x16c/0x183
> [<c045440e>] unknown_bootoption+0x0/0xfd
>
> handlers:
> [<c01f807f>] (acpi_irq+0x0/0x16)
> Disabling IRQ #9
>
>
> My logs and kernel configuration (it was patched by
> sched-2.6.0-test1-G7, though error existed in pure vanilla kernel as
> well - I just already had compiled patched version in my hands already
> so decided to proceed with it)
>
> http://www.onerussian.com/acpi.PIV/
>
> I will provide any additional necessary information.
>
> Thank you in advance for your help
>
> .-.
> =------------------------------ /v\ ----------------------------=
> Keep in touch // \\ (yoh@|www.)onerussian.com
> Yaroslav Halchenko /( )\ ICQ#: 60653192
> Linux User ^^-^^ [175555]
> -
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