../kernel/bpf/helpers.c: In function ‘____bpf_snprintf’: ../kernel/bpf/helpers.c:1069:9: warning: function ‘____bpf_snprintf’ might be a candidate for ‘gnu_printf’ format attribute [-Wsuggest-attribute=format] 1069 | err = bstr_printf(str, str_size, fmt, data.bin_args); | ^~~ ../kernel/bpf/stream.c: In function ‘bpf_stream_vprintk’: ../kernel/bpf/stream.c:383:9: warning: function ‘bpf_stream_vprintk’ might be a candidate for ‘gnu_printf’ format attribute [-Wsuggest-attribute=format] 383 | ret = bstr_printf(data.buf, MAX_BPRINTF_BUF, fmt__str, data.bin_args); | ^~~ ../kernel/bpf/helpers.c:1203:21: warning: incorrect type in assignment (different address spaces) ../kernel/bpf/helpers.c:1203:21: expected unsigned long long ( *[usertype] callback_fn )( ... ) ../kernel/bpf/helpers.c:1203:21: got void [noderef] __rcu * ../kernel/bpf/helpers.c:1910:29: warning: symbol 'bpf_get_current_task_proto' was not declared. Should it be static? ../kernel/bpf/helpers.c:1911:29: warning: symbol 'bpf_get_current_task_btf_proto' was not declared. Should it be static? ../kernel/bpf/helpers.c:1912:29: warning: symbol 'bpf_probe_read_user_proto' was not declared. Should it be static? ../kernel/bpf/helpers.c:1913:29: warning: symbol 'bpf_probe_read_user_str_proto' was not declared. Should it be static? ../kernel/bpf/helpers.c:1914:29: warning: symbol 'bpf_probe_read_kernel_proto' was not declared. Should it be static? ../kernel/bpf/helpers.c:1915:29: warning: symbol 'bpf_probe_read_kernel_str_proto' was not declared. Should it be static? ../kernel/bpf/helpers.c:1916:29: warning: symbol 'bpf_task_pt_regs_proto' was not declared. Should it be static? ../kernel/bpf/helpers.c:1917:29: warning: symbol 'bpf_perf_event_read_proto' was not declared. Should it be static? ../kernel/bpf/helpers.c:1918:29: warning: symbol 'bpf_send_signal_proto' was not declared. Should it be static? ../kernel/bpf/helpers.c:1919:29: warning: symbol 'bpf_send_signal_thread_proto' was not declared. Should it be static? ../kernel/bpf/helpers.c:1922:29: warning: symbol 'bpf_get_branch_snapshot_proto' was not declared. Should it be static? ../kernel/bpf/helpers.c:2182:18: warning: symbol 'bpf_obj_new_impl' was not declared. Should it be static? ../kernel/bpf/helpers.c:2196:18: warning: symbol 'bpf_percpu_obj_new_impl' was not declared. Should it be static? ../kernel/bpf/helpers.c:2227:18: warning: symbol 'bpf_obj_drop_impl' was not declared. Should it be static? ../kernel/bpf/helpers.c:2235:18: warning: symbol 'bpf_percpu_obj_drop_impl' was not declared. Should it be static? ../kernel/bpf/helpers.c:2241:18: warning: symbol 'bpf_refcount_acquire_impl' was not declared. Should it be static? ../kernel/bpf/helpers.c:2286:17: warning: symbol 'bpf_list_push_front_impl' was not declared. Should it be static? ../kernel/bpf/helpers.c:2296:17: warning: symbol 'bpf_list_push_back_impl' was not declared. Should it be static? ../kernel/bpf/helpers.c:2329:34: warning: symbol 'bpf_list_pop_front' was not declared. Should it be static? ../kernel/bpf/helpers.c:2334:34: warning: symbol 'bpf_list_pop_back' was not declared. Should it be static? ../kernel/bpf/helpers.c:2339:34: warning: symbol 'bpf_list_front' was not declared. Should it be static? ../kernel/bpf/helpers.c:2349:34: warning: symbol 'bpf_list_back' was not declared. Should it be static? ../kernel/bpf/helpers.c:2359:32: warning: symbol 'bpf_rbtree_remove' was not declared. Should it be static? ../kernel/bpf/helpers.c:2415:17: warning: symbol 'bpf_rbtree_add_impl' was not declared. Should it be static? ../kernel/bpf/helpers.c:2425:32: warning: symbol 'bpf_rbtree_first' was not declared. Should it be static? ../kernel/bpf/helpers.c:2432:32: warning: symbol 'bpf_rbtree_root' was not declared. Should it be static? ../kernel/bpf/helpers.c:2439:32: warning: symbol 'bpf_rbtree_left' was not declared. Should it be static? ../kernel/bpf/helpers.c:2449:32: warning: symbol 'bpf_rbtree_right' was not declared. Should it be static? ../kernel/bpf/helpers.c:2465:32: warning: symbol 'bpf_task_acquire' was not declared. Should it be static? ../kernel/bpf/helpers.c:2476:18: warning: symbol 'bpf_task_release' was not declared. Should it be static? ../kernel/bpf/helpers.c:2481:18: warning: symbol 'bpf_task_release_dtor' was not declared. Should it be static? ../kernel/bpf/helpers.c:2494:27: warning: symbol 'bpf_cgroup_acquire' was not declared. Should it be static? ../kernel/bpf/helpers.c:2506:18: warning: symbol 'bpf_cgroup_release' was not declared. Should it be static? ../kernel/bpf/helpers.c:2511:18: warning: symbol 'bpf_cgroup_release_dtor' was not declared. Should it be static? ../kernel/bpf/helpers.c:2524:27: warning: symbol 'bpf_cgroup_ancestor' was not declared. Should it be static? ../kernel/bpf/helpers.c:2544:27: warning: symbol 'bpf_cgroup_from_id' was not declared. Should it be static? ../kernel/bpf/helpers.c:2564:18: warning: symbol 'bpf_task_under_cgroup' was not declared. Should it be static? ../kernel/bpf/helpers.c:2607:27: warning: symbol 'bpf_task_get_cgroup1' was not declared. Should it be static? ../kernel/bpf/helpers.c:2624:32: warning: symbol 'bpf_task_from_pid' was not declared. Should it be static? ../kernel/bpf/helpers.c:2643:32: warning: symbol 'bpf_task_from_vpid' was not declared. Should it be static? ../kernel/bpf/helpers.c:2684:18: warning: symbol 'bpf_dynptr_slice' was not declared. Should it be static? ../kernel/bpf/helpers.c:2804:17: warning: symbol 'bpf_dynptr_adjust' was not declared. Should it be static? ../kernel/bpf/helpers.c:2823:18: warning: symbol 'bpf_dynptr_is_null' was not declared. Should it be static? ../kernel/bpf/helpers.c:2830:18: warning: symbol 'bpf_dynptr_is_rdonly' was not declared. Should it be static? ../kernel/bpf/helpers.c:2840:19: warning: symbol 'bpf_dynptr_size' was not declared. Should it be static? ../kernel/bpf/helpers.c:2850:17: warning: symbol 'bpf_dynptr_clone' was not declared. Should it be static? ../kernel/bpf/helpers.c:2877:17: warning: symbol 'bpf_dynptr_copy' was not declared. Should it be static? ../kernel/bpf/helpers.c:2932:18: warning: symbol 'bpf_dynptr_memset' was not declared. Should it be static? ../kernel/bpf/helpers.c:2967:18: warning: symbol 'bpf_cast_to_kern_ctx' was not declared. Should it be static? ../kernel/bpf/helpers.c:2972:18: warning: symbol 'bpf_rdonly_cast' was not declared. Should it be static? ../kernel/bpf/helpers.c:2977:18: warning: symbol 'bpf_rcu_read_lock' was not declared. Should it be static? ../kernel/bpf/helpers.c:2982:18: warning: symbol 'bpf_rcu_read_unlock' was not declared. Should it be static? ../kernel/bpf/helpers.c:3018:18: warning: symbol 'bpf_throw' was not declared. Should it be static? ../kernel/bpf/helpers.c:3037:17: warning: symbol 'bpf_wq_init' was not declared. Should it be static? ../kernel/bpf/helpers.c:3051:17: warning: symbol 'bpf_wq_start' was not declared. Should it be static? ../kernel/bpf/helpers.c:3068:17: warning: symbol 'bpf_wq_set_callback' was not declared. Should it be static? ../kernel/bpf/helpers.c:3081:17: warning: symbol 'bpf_wq_set_callback_impl' was not declared. Should it be static? ../kernel/bpf/helpers.c:3089:18: warning: symbol 'bpf_preempt_disable' was not declared. Should it be static? ../kernel/bpf/helpers.c:3094:18: warning: symbol 'bpf_preempt_enable' was not declared. Should it be static? ../kernel/bpf/helpers.c:3153:1: warning: symbol 'bpf_iter_bits_new' was not declared. Should it be static? ../kernel/bpf/helpers.c:3214:17: warning: symbol 'bpf_iter_bits_next' was not declared. Should it be static? ../kernel/bpf/helpers.c:3240:18: warning: symbol 'bpf_iter_bits_destroy' was not declared. Should it be static? ../kernel/bpf/helpers.c:3264:17: warning: symbol 'bpf_copy_from_user_str' was not declared. Should it be static? ../kernel/bpf/helpers.c:3309:17: warning: symbol 'bpf_copy_from_user_task_str' was not declared. Should it be static? ../kernel/bpf/helpers.c:3339:18: warning: symbol 'bpf_local_irq_save' was not declared. Should it be static? ../kernel/bpf/helpers.c:3344:18: warning: symbol 'bpf_local_irq_restore' was not declared. Should it be static? ../kernel/bpf/helpers.c:3349:18: warning: symbol '__bpf_trap' was not declared. Should it be static? ../kernel/bpf/helpers.c:3404:17: warning: symbol 'bpf_strcmp' was not declared. Should it be static? ../kernel/bpf/helpers.c:3422:17: warning: symbol 'bpf_strcasecmp' was not declared. Should it be static? ../kernel/bpf/helpers.c:3443:17: warning: symbol 'bpf_strnchr' was not declared. Should it be static? ../kernel/bpf/helpers.c:3480:17: warning: symbol 'bpf_strchr' was not declared. Should it be static? ../kernel/bpf/helpers.c:3497:17: warning: symbol 'bpf_strchrnul' was not declared. Should it be static? ../kernel/bpf/helpers.c:3529:17: warning: symbol 'bpf_strrchr' was not declared. Should it be static? ../kernel/bpf/helpers.c:3562:17: warning: symbol 'bpf_strnlen' was not declared. Should it be static? ../kernel/bpf/helpers.c:3592:17: warning: symbol 'bpf_strlen' was not declared. Should it be static? ../kernel/bpf/helpers.c:3610:17: warning: symbol 'bpf_strspn' was not declared. Should it be static? ../kernel/bpf/helpers.c:3654:17: warning: symbol 'bpf_strcspn' was not declared. Should it be static? ../kernel/bpf/helpers.c:3699:17: warning: symbol 'bpf_strnstr' was not declared. Should it be static? ../kernel/bpf/helpers.c:3752:17: warning: symbol 'bpf_strstr' was not declared. Should it be static? ../kernel/bpf/helpers.c:4185:17: warning: symbol 'bpf_task_work_schedule_signal' was not declared. Should it be static? ../kernel/bpf/helpers.c:4202:17: warning: symbol 'bpf_task_work_schedule_resume' was not declared. Should it be static? ../kernel/bpf/helpers.c:2977:18: warning: context imbalance in 'bpf_rcu_read_lock' - wrong count at exit ../kernel/bpf/helpers.c: note: in included file (through ../include/linux/workqueue.h, ../include/linux/bpf.h): ../include/linux/rcupdate.h:871:25: warning: context imbalance in 'bpf_rcu_read_unlock' - unexpected unlock ../kernel/bpf/stream.c:358:17: warning: symbol 'bpf_stream_vprintk' was not declared. Should it be static? ../arch/x86/boot/version.c:18:12: warning: symbol 'kernel_version' was not declared. Should it be static? ../kernel/bpf/helpers.c: In function ‘____bpf_snprintf’: ../kernel/bpf/helpers.c:1069:9: warning: function ‘____bpf_snprintf’ might be a candidate for ‘gnu_printf’ format attribute [-Wsuggest-attribute=format] 1069 | err = bstr_printf(str, str_size, fmt, data.bin_args); | ^~~ ../kernel/bpf/helpers.c:1203:21: warning: incorrect type in assignment (different address spaces) ../kernel/bpf/helpers.c:1203:21: expected unsigned long long ( *[usertype] callback_fn )( ... ) ../kernel/bpf/helpers.c:1203:21: got void [noderef] __rcu * ../kernel/bpf/helpers.c:1910:29: warning: symbol 'bpf_get_current_task_proto' was not declared. Should it be static? ../kernel/bpf/helpers.c:1911:29: warning: symbol 'bpf_get_current_task_btf_proto' was not declared. Should it be static? ../kernel/bpf/helpers.c:1912:29: warning: symbol 'bpf_probe_read_user_proto' was not declared. Should it be static? ../kernel/bpf/helpers.c:1913:29: warning: symbol 'bpf_probe_read_user_str_proto' was not declared. Should it be static? ../kernel/bpf/helpers.c:1914:29: warning: symbol 'bpf_probe_read_kernel_proto' was not declared. Should it be static? ../kernel/bpf/helpers.c:1915:29: warning: symbol 'bpf_probe_read_kernel_str_proto' was not declared. Should it be static? ../kernel/bpf/helpers.c:1916:29: warning: symbol 'bpf_task_pt_regs_proto' was not declared. Should it be static? ../kernel/bpf/helpers.c:1917:29: warning: symbol 'bpf_perf_event_read_proto' was not declared. Should it be static? ../kernel/bpf/helpers.c:1918:29: warning: symbol 'bpf_send_signal_proto' was not declared. Should it be static? ../kernel/bpf/helpers.c:1919:29: warning: symbol 'bpf_send_signal_thread_proto' was not declared. Should it be static? ../kernel/bpf/helpers.c:1922:29: warning: symbol 'bpf_get_branch_snapshot_proto' was not declared. Should it be static? ../kernel/bpf/helpers.c:2182:18: warning: symbol 'bpf_obj_new_impl' was not declared. Should it be static? ../kernel/bpf/helpers.c:2196:18: warning: symbol 'bpf_percpu_obj_new_impl' was not declared. Should it be static? ../kernel/bpf/helpers.c:2227:18: warning: symbol 'bpf_obj_drop_impl' was not declared. Should it be static? ../kernel/bpf/helpers.c:2235:18: warning: symbol 'bpf_percpu_obj_drop_impl' was not declared. Should it be static? ../kernel/bpf/helpers.c:2241:18: warning: symbol 'bpf_refcount_acquire_impl' was not declared. Should it be static? ../kernel/bpf/helpers.c:2286:17: warning: symbol 'bpf_list_push_front_impl' was not declared. Should it be static? ../kernel/bpf/helpers.c:2296:17: warning: symbol 'bpf_list_push_back_impl' was not declared. Should it be static? ../kernel/bpf/helpers.c:2329:34: warning: symbol 'bpf_list_pop_front' was not declared. Should it be static? ../kernel/bpf/helpers.c:2334:34: warning: symbol 'bpf_list_pop_back' was not declared. Should it be static? ../kernel/bpf/helpers.c:2339:34: warning: symbol 'bpf_list_front' was not declared. Should it be static? ../kernel/bpf/helpers.c:2349:34: warning: symbol 'bpf_list_back' was not declared. Should it be static? ../kernel/bpf/helpers.c:2359:32: warning: symbol 'bpf_rbtree_remove' was not declared. Should it be static? ../kernel/bpf/helpers.c:2415:17: warning: symbol 'bpf_rbtree_add_impl' was not declared. Should it be static? ../kernel/bpf/helpers.c:2425:32: warning: symbol 'bpf_rbtree_first' was not declared. Should it be static? ../kernel/bpf/helpers.c:2432:32: warning: symbol 'bpf_rbtree_root' was not declared. Should it be static? ../kernel/bpf/helpers.c:2439:32: warning: symbol 'bpf_rbtree_left' was not declared. Should it be static? ../kernel/bpf/helpers.c:2449:32: warning: symbol 'bpf_rbtree_right' was not declared. Should it be static? ../kernel/bpf/helpers.c:2465:32: warning: symbol 'bpf_task_acquire' was not declared. Should it be static? ../kernel/bpf/helpers.c:2476:18: warning: symbol 'bpf_task_release' was not declared. Should it be static? ../kernel/bpf/helpers.c:2481:18: warning: symbol 'bpf_task_release_dtor' was not declared. Should it be static? ../kernel/bpf/helpers.c:2494:27: warning: symbol 'bpf_cgroup_acquire' was not declared. Should it be static? ../kernel/bpf/helpers.c:2506:18: warning: symbol 'bpf_cgroup_release' was not declared. Should it be static? ../kernel/bpf/helpers.c:2511:18: warning: symbol 'bpf_cgroup_release_dtor' was not declared. Should it be static? ../kernel/bpf/helpers.c:2524:27: warning: symbol 'bpf_cgroup_ancestor' was not declared. Should it be static? ../kernel/bpf/helpers.c:2544:27: warning: symbol 'bpf_cgroup_from_id' was not declared. Should it be static? ../kernel/bpf/helpers.c:2564:18: warning: symbol 'bpf_task_under_cgroup' was not declared. Should it be static? ../kernel/bpf/helpers.c:2607:27: warning: symbol 'bpf_task_get_cgroup1' was not declared. Should it be static? ../kernel/bpf/helpers.c:2624:32: warning: symbol 'bpf_task_from_pid' was not declared. Should it be static? ../kernel/bpf/helpers.c:2643:32: warning: symbol 'bpf_task_from_vpid' was not declared. Should it be static? ../kernel/bpf/helpers.c:2684:18: warning: symbol 'bpf_dynptr_slice' was not declared. Should it be static? ../kernel/bpf/helpers.c:2804:17: warning: symbol 'bpf_dynptr_adjust' was not declared. Should it be static? ../kernel/bpf/helpers.c:2823:18: warning: symbol 'bpf_dynptr_is_null' was not declared. Should it be static? ../kernel/bpf/helpers.c:2830:18: warning: symbol 'bpf_dynptr_is_rdonly' was not declared. Should it be static? ../kernel/bpf/helpers.c:2840:19: warning: symbol 'bpf_dynptr_size' was not declared. Should it be static? ../kernel/bpf/helpers.c:2850:17: warning: symbol 'bpf_dynptr_clone' was not declared. Should it be static? ../kernel/bpf/helpers.c:2877:17: warning: symbol 'bpf_dynptr_copy' was not declared. Should it be static? ../kernel/bpf/helpers.c:2932:18: warning: symbol 'bpf_dynptr_memset' was not declared. Should it be static? ../kernel/bpf/helpers.c:2967:18: warning: symbol 'bpf_cast_to_kern_ctx' was not declared. Should it be static? ../kernel/bpf/helpers.c:2972:18: warning: symbol 'bpf_rdonly_cast' was not declared. Should it be static? ../kernel/bpf/helpers.c:2977:18: warning: symbol 'bpf_rcu_read_lock' was not declared. Should it be static? ../kernel/bpf/helpers.c:2982:18: warning: symbol 'bpf_rcu_read_unlock' was not declared. Should it be static? ../kernel/bpf/helpers.c:3018:18: warning: symbol 'bpf_throw' was not declared. Should it be static? ../kernel/bpf/helpers.c:3037:17: warning: symbol 'bpf_wq_init' was not declared. Should it be static? ../kernel/bpf/helpers.c:3051:17: warning: symbol 'bpf_wq_start' was not declared. Should it be static? ../kernel/bpf/helpers.c:3068:17: warning: symbol 'bpf_wq_set_callback' was not declared. Should it be static? ../kernel/bpf/helpers.c:3081:17: warning: symbol 'bpf_wq_set_callback_impl' was not declared. Should it be static? ../kernel/bpf/helpers.c:3089:18: warning: symbol 'bpf_preempt_disable' was not declared. Should it be static? ../kernel/bpf/helpers.c:3094:18: warning: symbol 'bpf_preempt_enable' was not declared. Should it be static? ../kernel/bpf/helpers.c:3153:1: warning: symbol 'bpf_iter_bits_new' was not declared. Should it be static? ../kernel/bpf/helpers.c:3214:17: warning: symbol 'bpf_iter_bits_next' was not declared. Should it be static? ../kernel/bpf/helpers.c:3240:18: warning: symbol 'bpf_iter_bits_destroy' was not declared. Should it be static? ../kernel/bpf/helpers.c:3264:17: warning: symbol 'bpf_copy_from_user_str' was not declared. Should it be static? ../kernel/bpf/helpers.c:3309:17: warning: symbol 'bpf_copy_from_user_task_str' was not declared. Should it be static? ../kernel/bpf/helpers.c:3339:18: warning: symbol 'bpf_local_irq_save' was not declared. Should it be static? ../kernel/bpf/helpers.c:3344:18: warning: symbol 'bpf_local_irq_restore' was not declared. Should it be static? ../kernel/bpf/helpers.c:3349:18: warning: symbol '__bpf_trap' was not declared. Should it be static? ../kernel/bpf/helpers.c:3404:17: warning: symbol 'bpf_strcmp' was not declared. Should it be static? ../kernel/bpf/helpers.c:3422:17: warning: symbol 'bpf_strcasecmp' was not declared. Should it be static? ../kernel/bpf/helpers.c:3443:17: warning: symbol 'bpf_strnchr' was not declared. Should it be static? ../kernel/bpf/helpers.c:3480:17: warning: symbol 'bpf_strchr' was not declared. Should it be static? ../kernel/bpf/helpers.c:3497:17: warning: symbol 'bpf_strchrnul' was not declared. Should it be static? ../kernel/bpf/helpers.c:3529:17: warning: symbol 'bpf_strrchr' was not declared. Should it be static? ../kernel/bpf/helpers.c:3562:17: warning: symbol 'bpf_strnlen' was not declared. Should it be static? ../kernel/bpf/helpers.c:3592:17: warning: symbol 'bpf_strlen' was not declared. Should it be static? ../kernel/bpf/helpers.c:3610:17: warning: symbol 'bpf_strspn' was not declared. Should it be static? ../kernel/bpf/helpers.c:3654:17: warning: symbol 'bpf_strcspn' was not declared. Should it be static? ../kernel/bpf/helpers.c:3699:17: warning: symbol 'bpf_strnstr' was not declared. Should it be static? ../kernel/bpf/helpers.c:3752:17: warning: symbol 'bpf_strstr' was not declared. Should it be static? ../kernel/bpf/helpers.c:4185:17: warning: symbol 'bpf_task_work_schedule_signal' was not declared. Should it be static? ../kernel/bpf/helpers.c:4202:17: warning: symbol 'bpf_task_work_schedule_resume' was not declared. Should it be static? ../kernel/bpf/helpers.c:2977:18: warning: context imbalance in 'bpf_rcu_read_lock' - wrong count at exit ../kernel/bpf/helpers.c: note: in included file (through ../include/linux/workqueue.h, ../include/linux/bpf.h): ../include/linux/rcupdate.h:871:25: warning: context imbalance in 'bpf_rcu_read_unlock' - unexpected unlock ../kernel/bpf/stream.c: In function ‘bpf_stream_vprintk’: ../kernel/bpf/stream.c:382:9: warning: function ‘bpf_stream_vprintk’ might be a candidate for ‘gnu_printf’ format attribute [-Wsuggest-attribute=format] 382 | ret = bstr_printf(data.buf, MAX_BPRINTF_BUF, fmt__str, data.bin_args); | ^~~ ../kernel/bpf/stream.c:358:17: warning: symbol 'bpf_stream_vprintk' was not declared. Should it be static? ../arch/x86/boot/version.c:18:12: warning: symbol 'kernel_version' was not declared. Should it be static?