Hi, Mike, Mike Kravetz <mike.kravetz@xxxxxxxxxx> writes: > On 01/10/23 17:53, Mike Kravetz wrote: >> Just saw the following easily reproducible issue on next-20230110. Have not >> verified it is related to/caused by this series, but it looks suspicious. > > Verified this is caused by the series, > > 734cbddcfe72 migrate_pages: organize stats with struct migrate_pages_stats > to > 323b933ba062 migrate_pages: batch flushing TLB > > in linux-next. Thanks for reporting. I tried this yesterday (next-20230111), but failed to reproduce it. Can you share your kernel config? Is there any other setup needed? BTW: can you bisect to one specific commit which causes the bug in the series? Best Regards, Huang, Ying