Re: REGRESSION: boot stalls on several old dual core Intel CPUs

From: Peter Zijlstra
Date: Thu Aug 30 2018 - 09:05:03 EST

On Thu, Aug 30, 2018 at 12:55:30PM +0200, Siegfried Metz wrote:
> Dear kernel developers,
> since mainline kernel 4.18 (up to the latest mainline kernel 4.18.5)
> Intel Core 2 Duo processors are affected by boot stalling early in the
> boot process. As it is so early there is no dmesg output (or any log).
> A few users in the Arch Linux community used git bisect and tracked the
> issue down to this the bad commit:
> 7197e77abcb65a71d0b21d67beb24f153a96055e clocksource: Remove kthread

I just dug out my core2duo laptop (Lenovo T500) and build a tip/master
kernel for it (x86_64 debian distro .config).

Seems to boot just fine.. 3/3 so far.

Any other clues?