On 05/08/17 09:18, ToddAndMargo wrote:
> On 08/01/2017 11:17 AM, ToddAndMargo wrote:
>> Hi All,
>>
>> Twice now in a month, on booting up my SL 7.3 computer,
>> after entering my LUKS passphrase, it freezes
>> at "Disabling IRQ 16".  <ctrl>alt><f2> doesn't
>> do a thing. Everything is frozen.  The one fingered
>> reset works.
>>
>> Am I starting to lose my motherboard or is this a "feature"
>> of 7.3?
>>
>>
>> Many thanks,
>> -T
>>
> 
> I tried adding "irqpoll" to my kernel run line (grub.cfg).
> 
> After rebooting, I noticed that right after "Disabling IRQ16", I got an
> "irq18 nobody cares (try booting with irqpoll option)".  Then it ran for
> a bit and OH NO "Kernel panic: CPU 4 PID 0 comm: swapper/4 tainted" and
> my keyboard's light started flashing.
> 
> The kernel panic reproduced twice before I removed "irqpoll" and I was
> able to boot again.
> 
> Did this tell us something?

Have you looked into the BIOS/UEFI settings in regards to which devices
uses IRQ 16 or IRQ 18?  What kind of motherboard is it?


-- 
kind regards,

David Sommerseth