Kernel 115 Doesn't Like iwl4965

Christopher A. Williams fedoralists at
Mon Feb 11 17:04:30 UTC 2008

On Mon, 2008-02-11 at 17:13 +0100, Klaasjan Brand wrote:
> On Feb 11, 2008 4:03 PM, Christopher A. Williams
> <fedoralists at> wrote:
>         Since upgrading to kernel, my Intel iwl4965
>         wireless
>         card refuses to connect. It seems to think my hardware kill
>         switch is
>         enabled, which is not true. The hardware radio switch is most
>         certainly
>         on. Output from dmesg is at the end of this message.
>         Laptop is an HP/Compaq 8510w with 4GB RAM and running F8
>         (64-bit).
> No problem here on a Dell D830 with iwl4965 wireless and the same
> memory and OS configuration.
Interestingly enough, it now seems to be intermittent. I did get it to
work once. Not sure why.

>         Here's the relevant output from dmesg:
>         ACPI: PCI Interrupt 0000:10:00.0[A] -> GSI 17 (level, low) ->
>         IRQ 17
>         iwl4965: Radio disabled by HW RF Kill switch
> Maybe there were some changes to the way the kill switch status is
> determined?

Possibly - I wouldn't be one with the ansawer here.

>         ACPI: PCI interrupt for device 0000:10:00.0 disabled
>         irq 17: nobody cared (try booting with the "irqpoll" option)
>         Call Trace:
>          <IRQ>  [<ffffffff8106aa87>] __report_bad_irq+0x30/0x72
>          [<ffffffff8106acd8>] note_interrupt+0x20f/0x253
> No idea  if this "hurts", but it looks like a problem with your
> laptop/mainboard/BIOS. 

Just nosed around the HP site - looks like a BIOS update was issued last
December. I'll give that a try as well and see where that winds up.

In theory there is no difference between theory and practice.
In practice there is.

--Yogi Berra

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