Re: PROBLEM: 4.15.0-rc3 APIC causes lockups on Core 2 Duo laptop

From: Dou Liyang
Date: Sat Dec 23 2017 - 22:29:55 EST


Hi Thomas,

At 12/23/2017 09:32 PM, Thomas Gleixner wrote:
[...]

The BUG_ON panic happens at line 147:
BUG_ON(!test_and_clear_bit(bit, cm->alloc_map));

I'm sure Thomas and Dou know it better than me.

I'll have a look after the holidays.


Merry Christmas! :-)

I am trying to look into it.

Thanks,
dou