[ 2884.657339] Running test [R:13243174 T:19 - Tracepoints: operational test - Kernel: 5.14.0-236.1895_749547210.el9.x86_64] 
[ 3010.107988] kprobes: kprobe jump-optimization is disabled. All kprobes are based on software breakpoint. 
[ 3010.117950] stap_f5a7e9f4caeccd56409b1684b0da2d_397688: loading out-of-tree module taints kernel. 
[ 3010.119086] stap_f5a7e9f4caeccd56409b1684b0da2d_397688: module verification failed: signature and/or required key missing - tainting kernel 
[-- MARK -- Tue Jan 17 16:20:00 2023] 
[ 3234.964436] Scheduler tracepoints stat_sleep, stat_iowait, stat_blocked and stat_runtime require the kernel parameter schedstats=enable or kernel.sched_schedstats=1