19834 		bpf_log(log, "Tracing programs must provide btf_id\n");  in bpf_check_attach_target()
19839 		bpf_log(log,  in bpf_check_attach_target()
19845 		bpf_log(log, "attach_btf_id %u is invalid\n", btf_id);  in bpf_check_attach_target()
19850 		bpf_log(log, "attach_btf_id %u doesn't have a name\n", btf_id);  in bpf_check_attach_target()
19858 			bpf_log(log, "Target program bound device mismatch");  in bpf_check_attach_target()
19868 			bpf_log(log, "Subprog %s doesn't exist\n", tname);  in bpf_check_attach_target()
19874 				bpf_log(log,  in bpf_check_attach_target()
19879 				bpf_log(log,  in bpf_check_attach_target()
19885 			bpf_log(log, "Can attach to only JITed progs\n");  in bpf_check_attach_target()
19893 			bpf_log(log, "Cannot recursively attach\n");  in bpf_check_attach_target()
19915 			bpf_log(log, "Cannot extend fentry/fexit\n");  in bpf_check_attach_target()
19920 			bpf_log(log, "Cannot replace kernel functions\n");  in bpf_check_attach_target()
19928 			bpf_log(log,  in bpf_check_attach_target()
19933 			bpf_log(log, "attach_btf_id %u is not a typedef\n",  in bpf_check_attach_target()
19938 			bpf_log(log, "attach_btf_id %u points to wrong type name %s\n",  in bpf_check_attach_target()
19955 			bpf_log(log, "attach_btf_id %u is not a function\n",  in bpf_check_attach_target()
19976 			bpf_log(log, "attach_btf_id %u is not a function\n",  in bpf_check_attach_target()
20016 				bpf_log(log,  in bpf_check_attach_target()
20057 				bpf_log(log, "%s is not sleepable\n", tname);  in bpf_check_attach_target()
20063 				bpf_log(log, "can't modify return codes of BPF programs\n");  in bpf_check_attach_target()
20072 				bpf_log(log, "%s() is not modifiable\n", tname);  in bpf_check_attach_target()