[ 1923.630384] Running test [R:13264658 T:20 - Tracepoints: operational test - Kernel: 5.14.0-239.1865_753259233.el9.x86_64] 
[-- MARK -- Fri Jan 20 17:45:00 2023] 
[ 2055.672866] kprobes: kprobe jump-optimization is disabled. All kprobes are based on software breakpoint. 
[ 2055.684542] stap_0d6da96a14065a3729dc734207119d_249825: loading out-of-tree module taints kernel. 
[ 2055.685775] stap_0d6da96a14065a3729dc734207119d_249825: module verification failed: signature and/or required key missing - tainting kernel 
[-- MARK -- Fri Jan 20 17:50:00 2023] 
[ 2288.388679] Scheduler tracepoints stat_sleep, stat_iowait, stat_blocked and stat_runtime require the kernel parameter schedstats=enable or kernel.sched_schedstats=1