On 3/19/20 9:58 AM, Qian Cai wrote: > >> On Mar 6, 2020, at 10:33 PM, Qian Cai <cai@xxxxxx> wrote: >> >> >> >>> On Mar 5, 2020, at 11:06 PM, Qian Cai <cai@xxxxxx> wrote: >>> >> Using this config, >> >>> https://raw.githubusercontent.com/cailca/linux-mm/master/x86.config >> Reverted the linux-next commit d441dceb5dce (“tick/common: Make tick_periodic() check for missing ticks”) >> fixed the lockup that could easily happen during boot. > > Thomas or Stephen, can you back out this patch from linux-next while Waiman is getting to the bottom of it? > I can still reproduce it as today. I am fine for reverting the patch for now. I am still having some trouble reproducing it and I have other tasks to work on right now. I will get to the bottom of it and resubmit a new patch later on. Cheers, Longman