NOHZ tick-stop error: Non-RCU local softirq work is pending

From: Paul E. McKenney
Date: Wed Nov 18 2020 - 12:52:21 EST


Hello, Frederic,

Here is the last few months' pile of warnings from rcutorture runs.

Thanx, Paul

[ 255.098527] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #282!!!
[ 414.534548] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #80!!!
[ 3798.654736] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #80!!!
[ 1718.589367] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #80!!!
[ 6632.777655] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #80!!!
[ 2873.688490] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #80!!!
[ 3081.738937] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #80!!!
[ 2673.597523] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #80!!!
[ 1467.372887] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #80!!!
[ 34.371094] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #80!!!
[ 1147.260097] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #80!!!
[ 5066.699589] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #80!!!
[ 816.338843] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #80!!!
[ 34.338836] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #80!!!
[ 1234.111394] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #280!!!
[ 1282.109415] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #280!!!
[ 239.215890] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #280!!!
[ 367.918969] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #202!!!
[ 1461.037894] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #80!!!
[ 1503.810903] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #280!!!
[ 1503.811939] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #280!!!
[ 699.514824] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #202!!!
[ 751.681629] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #280!!!
[ 287.770126] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #202!!!
[ 287.771096] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #202!!!
[ 648.009370] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #80!!!
[ 924.733405] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #202!!!
[ 924.734011] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #202!!!
[ 1743.197353] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #02!!!
[ 1528.161635] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #280!!!
[ 1528.162313] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #280!!!
[ 265.201513] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #280!!!
[ 473.137587] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #202!!!
[ 187.375426] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #280!!!
[ 1361.544451] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #80!!!
[ 79.519727] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #280!!!