--- zzzz-none-000/linux-4.9.231/kernel/time/timekeeping.c 2020-07-22 07:10:54.000000000 +0000 +++ falcon-5590-729/linux-4.9.231/kernel/time/timekeeping.c 2022-03-30 12:03:35.000000000 +0000 @@ -1368,7 +1368,9 @@ { struct timekeeper *tk = &tk_core.timekeeper; - if (tk->tkr_mono.clock == clock) + if (tk->tkr_mono.clock == clock && + tk->tkr_mono.mult == clock->mult && + tk->tkr_mono.shift == clock->shift) return 0; stop_machine(change_clocksource, clock, NULL); tick_clock_notify();