113 		pr_err("Failed to open fd for bpf prog %u\n", prog_id);  in bpf_program_profiler_load_one()
124 		pr_err("Failed to open bpf skeleton\n");  in bpf_program_profiler_load_one()
136 		pr_err("Failed to get program name for bpf prog %u. Does it have BTF?\n", prog_id);  in bpf_program_profiler_load_one()
143 			pr_err("bpf_program__set_attach_target failed.\n"  in bpf_program_profiler_load_one()
151 		pr_err("bpf_prog_profiler_bpf__load failed\n");  in bpf_program_profiler_load_one()
181 			pr_err("Failed to parse bpf prog ids %s\n",  in bpf_program_profiler__load()
255 			pr_err("failed to read value\n");  in bpf_program_profiler__read()
363 		pr_err("bpf managed perf events do not yet support groups.\n");  in bperf_check_target()
381 		pr_err("bpf managed perf events do not yet support these targets.\n");  in bperf_check_target()
398 		pr_err("Failed to open leader skeleton\n");  in bperf_reload_leader_program()
405 		pr_err("Failed to load leader skeleton\n");  in bperf_reload_leader_program()
411 		pr_err("Failed to attach leader program\n");  in bperf_reload_leader_program()
466 		pr_err("Failed to lock perf_event_attr map\n");  in bperf__load()
501 		pr_err("The kernel does not support test_run for raw_tp BPF programs.\n"  in bperf__load()
510 		pr_err("Failed to open follower skeleton\n");  in bperf__load()
529 		pr_err("Failed to load follower skeleton\n");  in bperf__load()