[ 3815.972753] Running test [R:13276365 T:18 - Tracepoints: operational test - Kernel: 5.14.0-241.1932_754974505.el9.x86_64] [ 3986.602421] kprobes: kprobe jump-optimization is disabled. All kprobes are based on software breakpoint. [ 3986.618661] stap_3321b1bfdd84ae05cda73df43b6662_651061: loading out-of-tree module taints kernel. [ 3986.620266] stap_3321b1bfdd84ae05cda73df43b6662_651061: module verification failed: signature and/or required key missing - tainting kernel [-- MARK -- Mon Jan 23 17:45:00 2023] [ 4286.478693] Scheduler tracepoints stat_sleep, stat_iowait, stat_blocked and stat_runtime require the kernel parameter schedstats=enable or kernel.sched_schedstats=1 [-- MARK -- Mon Jan 23 17:50:00 2023]