On Mon, Jan 09, 2023 at 11:10:10AM +0100, Geert Uytterhoeven wrote: > Hi Paul, > > Thanks for your patch, which is now commit 0d49d9123dcf41f7 ("rcu: > Allow up to five minutes expedited RCU CPU stall-warning timeouts") > in next-20230109. > > On Thu, Jan 5, 2023 at 2:10 AM Paul E. McKenney <paulmck@xxxxxxxxxx> wrote: > > The maximum value of RCU CPU stall-warning timeouts has historically been > > five minutes (300 seconds). However, the recently introduced expedited > > RCU CPU stall-warning timeout is instead limited to 21 seconds. This > > causes problems for CI/fuzzing services such as syzkaller by obscuring > > the issue in question with expedited RCU CPU stall-warning timeout splats. > > > > This commit therefore sets the RCU_EXP_CPU_STALL_TIMEOUT Kconfig options > > upper bound to 300000 milliseconds, which is 300 seconds and 5 minutes. > > s/and/or/ Good eyes! I will apply with attribution on my next rebase. Thanx, Paul