19278 		bpf_log(log, "Tracing programs must provide btf_id\n");  in bpf_check_attach_target()
19283 		bpf_log(log,  in bpf_check_attach_target()
19289 		bpf_log(log, "attach_btf_id %u is invalid\n", btf_id);  in bpf_check_attach_target()
19294 		bpf_log(log, "attach_btf_id %u doesn't have a name\n", btf_id);  in bpf_check_attach_target()
19302 			bpf_log(log, "Target program bound device mismatch");  in bpf_check_attach_target()
19312 			bpf_log(log, "Subprog %s doesn't exist\n", tname);  in bpf_check_attach_target()
19318 				bpf_log(log,  in bpf_check_attach_target()
19323 				bpf_log(log,  in bpf_check_attach_target()
19329 			bpf_log(log, "Can attach to only JITed progs\n");  in bpf_check_attach_target()
19337 			bpf_log(log, "Cannot recursively attach\n");  in bpf_check_attach_target()
19359 			bpf_log(log, "Cannot extend fentry/fexit\n");  in bpf_check_attach_target()
19364 			bpf_log(log, "Cannot replace kernel functions\n");  in bpf_check_attach_target()
19372 			bpf_log(log,  in bpf_check_attach_target()
19377 			bpf_log(log, "attach_btf_id %u is not a typedef\n",  in bpf_check_attach_target()
19382 			bpf_log(log, "attach_btf_id %u points to wrong type name %s\n",  in bpf_check_attach_target()
19399 			bpf_log(log, "attach_btf_id %u is not a function\n",  in bpf_check_attach_target()
19420 			bpf_log(log, "attach_btf_id %u is not a function\n",  in bpf_check_attach_target()
19460 				bpf_log(log,  in bpf_check_attach_target()
19501 				bpf_log(log, "%s is not sleepable\n", tname);  in bpf_check_attach_target()
19507 				bpf_log(log, "can't modify return codes of BPF programs\n");  in bpf_check_attach_target()
19516 				bpf_log(log, "%s() is not modifiable\n", tname);  in bpf_check_attach_target()