tools/testing/selftests/arm64/tags/.gitignore: warning: ignored by one of the .gitignore files
tools/testing/selftests/arm64/tags/Makefile: warning: ignored by one of the .gitignore files
tools/testing/selftests/arm64/tags/tags_test.c: warning: ignored by one of the .gitignore files
../kernel/bpf/helpers.c:1195:21: warning: incorrect type in assignment (different address spaces)
../kernel/bpf/helpers.c:1195:21:    expected unsigned long long ( *[usertype] callback_fn )( ... )
../kernel/bpf/helpers.c:1195:21:    got void [noderef] __rcu *
../kernel/bpf/helpers.c:1883:29: warning: symbol 'bpf_get_current_task_proto' was not declared. Should it be static?
../kernel/bpf/helpers.c:1884:29: warning: symbol 'bpf_get_current_task_btf_proto' was not declared. Should it be static?
../kernel/bpf/helpers.c:1885:29: warning: symbol 'bpf_probe_read_user_proto' was not declared. Should it be static?
../kernel/bpf/helpers.c:1886:29: warning: symbol 'bpf_probe_read_user_str_proto' was not declared. Should it be static?
../kernel/bpf/helpers.c:1887:29: warning: symbol 'bpf_probe_read_kernel_proto' was not declared. Should it be static?
../kernel/bpf/helpers.c:1888:29: warning: symbol 'bpf_probe_read_kernel_str_proto' was not declared. Should it be static?
../kernel/bpf/helpers.c:1889:29: warning: symbol 'bpf_task_pt_regs_proto' was not declared. Should it be static?
../kernel/bpf/helpers.c:2116:18: warning: symbol 'bpf_obj_new_impl' was not declared. Should it be static?
../kernel/bpf/helpers.c:2130:18: warning: symbol 'bpf_percpu_obj_new_impl' was not declared. Should it be static?
../kernel/bpf/helpers.c:2161:18: warning: symbol 'bpf_obj_drop_impl' was not declared. Should it be static?
../kernel/bpf/helpers.c:2169:18: warning: symbol 'bpf_percpu_obj_drop_impl' was not declared. Should it be static?
../kernel/bpf/helpers.c:2175:18: warning: symbol 'bpf_refcount_acquire_impl' was not declared. Should it be static?
../kernel/bpf/helpers.c:2220:17: warning: symbol 'bpf_list_push_front_impl' was not declared. Should it be static?
../kernel/bpf/helpers.c:2230:17: warning: symbol 'bpf_list_push_back_impl' was not declared. Should it be static?
../kernel/bpf/helpers.c:2263:34: warning: symbol 'bpf_list_pop_front' was not declared. Should it be static?
../kernel/bpf/helpers.c:2268:34: warning: symbol 'bpf_list_pop_back' was not declared. Should it be static?
../kernel/bpf/helpers.c:2273:32: warning: symbol 'bpf_rbtree_remove' was not declared. Should it be static?
../kernel/bpf/helpers.c:2329:17: warning: symbol 'bpf_rbtree_add_impl' was not declared. Should it be static?
../kernel/bpf/helpers.c:2339:32: warning: symbol 'bpf_rbtree_first' was not declared. Should it be static?
../kernel/bpf/helpers.c:2352:32: warning: symbol 'bpf_task_acquire' was not declared. Should it be static?
../kernel/bpf/helpers.c:2363:18: warning: symbol 'bpf_task_release' was not declared. Should it be static?
../kernel/bpf/helpers.c:2368:18: warning: symbol 'bpf_task_release_dtor' was not declared. Should it be static?
../kernel/bpf/helpers.c:2381:27: warning: symbol 'bpf_cgroup_acquire' was not declared. Should it be static?
../kernel/bpf/helpers.c:2393:18: warning: symbol 'bpf_cgroup_release' was not declared. Should it be static?
../kernel/bpf/helpers.c:2398:18: warning: symbol 'bpf_cgroup_release_dtor' was not declared. Should it be static?
../kernel/bpf/helpers.c:2411:27: warning: symbol 'bpf_cgroup_ancestor' was not declared. Should it be static?
../kernel/bpf/helpers.c:2431:27: warning: symbol 'bpf_cgroup_from_id' was not declared. Should it be static?
../kernel/bpf/helpers.c:2451:18: warning: symbol 'bpf_task_under_cgroup' was not declared. Should it be static?
../kernel/bpf/helpers.c:2494:27: warning: symbol 'bpf_task_get_cgroup1' was not declared. Should it be static?
../kernel/bpf/helpers.c:2511:32: warning: symbol 'bpf_task_from_pid' was not declared. Should it be static?
../kernel/bpf/helpers.c:2530:32: warning: symbol 'bpf_task_from_vpid' was not declared. Should it be static?
../kernel/bpf/helpers.c:2571:18: warning: symbol 'bpf_dynptr_slice' was not declared. Should it be static?
../kernel/bpf/helpers.c:2656:18: warning: symbol 'bpf_dynptr_slice_rdwr' was not declared. Should it be static?
../kernel/bpf/helpers.c:2689:17: warning: symbol 'bpf_dynptr_adjust' was not declared. Should it be static?
../kernel/bpf/helpers.c:2708:18: warning: symbol 'bpf_dynptr_is_null' was not declared. Should it be static?
../kernel/bpf/helpers.c:2715:18: warning: symbol 'bpf_dynptr_is_rdonly' was not declared. Should it be static?
../kernel/bpf/helpers.c:2725:19: warning: symbol 'bpf_dynptr_size' was not declared. Should it be static?
../kernel/bpf/helpers.c:2735:17: warning: symbol 'bpf_dynptr_clone' was not declared. Should it be static?
../kernel/bpf/helpers.c:2751:18: warning: symbol 'bpf_cast_to_kern_ctx' was not declared. Should it be static?
../kernel/bpf/helpers.c:2756:18: warning: symbol 'bpf_rdonly_cast' was not declared. Should it be static?
../kernel/bpf/helpers.c:2761:18: warning: symbol 'bpf_rcu_read_lock' was not declared. Should it be static?
../kernel/bpf/helpers.c:2766:18: warning: symbol 'bpf_rcu_read_unlock' was not declared. Should it be static?
../kernel/bpf/helpers.c:2795:18: warning: symbol 'bpf_throw' was not declared. Should it be static?
../kernel/bpf/helpers.c:2814:17: warning: symbol 'bpf_wq_init' was not declared. Should it be static?
../kernel/bpf/helpers.c:2828:17: warning: symbol 'bpf_wq_start' was not declared. Should it be static?
../kernel/bpf/helpers.c:2845:17: warning: symbol 'bpf_wq_set_callback_impl' was not declared. Should it be static?
../kernel/bpf/helpers.c:2859:18: warning: symbol 'bpf_preempt_disable' was not declared. Should it be static?
../kernel/bpf/helpers.c:2864:18: warning: symbol 'bpf_preempt_enable' was not declared. Should it be static?
../kernel/bpf/helpers.c:2897:1: warning: symbol 'bpf_iter_bits_new' was not declared. Should it be static?
../kernel/bpf/helpers.c:2949:17: warning: symbol 'bpf_iter_bits_next' was not declared. Should it be static?
../kernel/bpf/helpers.c:2976:18: warning: symbol 'bpf_iter_bits_destroy' was not declared. Should it be static?
../kernel/bpf/helpers.c:3000:17: warning: symbol 'bpf_copy_from_user_str' was not declared. Should it be static?
../kernel/bpf/helpers.c:2761:18: 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:880:25: warning: context imbalance in 'bpf_rcu_read_unlock' - unexpected unlock
../kernel/bpf/bpf_struct_ops.c:538:27: warning: symbol 'bpf_struct_ops_link_lops' was not declared. Should it be static?
../kernel/bpf/core.c:243:49: error: arithmetics on pointers to functions
../kernel/bpf/core.c:2891:29: warning: symbol 'bpf_seq_printf_btf_proto' was not declared. Should it be static?
../kernel/bpf/core.c: note: in included file (through ../include/trace/trace_events.h, ../include/trace/define_trace.h, ../include/trace/events/xdp.h, ../include/linux/bpf_trace.h):
../include/trace/events/xdp.h:321:1: warning: Using plain integer as NULL pointer
../include/trace/events/xdp.h:348:1: warning: Using plain integer as NULL pointer
../include/trace/events/xdp.h:382:1: warning: Using plain integer as NULL pointer
../kernel/bpf/core.c: note: in included file (through ../include/linux/rbtree_latch.h, ../include/linux/bpf.h, ../include/linux/filter.h):
../include/linux/rbtree.h:74:9: error: incompatible types in comparison expression (different address spaces):
../include/linux/rbtree.h:74:9:    struct rb_node [noderef] __rcu *
../include/linux/rbtree.h:74:9:    struct rb_node *
../include/linux/rbtree.h:74:9: error: incompatible types in comparison expression (different address spaces):
../include/linux/rbtree.h:74:9:    struct rb_node [noderef] __rcu *
../include/linux/rbtree.h:74:9:    struct rb_node *
../kernel/trace/bpf_trace.c:190:29: warning: symbol 'bpf_probe_read_user_proto' was not declared. Should it be static?
../kernel/trace/bpf_trace.c:227:29: warning: symbol 'bpf_probe_read_user_str_proto' was not declared. Should it be static?
../kernel/trace/bpf_trace.c:242:29: warning: symbol 'bpf_probe_read_kernel_proto' was not declared. Should it be static?
../kernel/trace/bpf_trace.c:277:29: warning: symbol 'bpf_probe_read_kernel_str_proto' was not declared. Should it be static?
../kernel/trace/bpf_trace.c:765:29: warning: symbol 'bpf_get_current_task_proto' was not declared. Should it be static?
../kernel/trace/bpf_trace.c:776:29: warning: symbol 'bpf_get_current_task_btf_proto' was not declared. Should it be static?
../kernel/trace/bpf_trace.c:791:29: warning: symbol 'bpf_task_pt_regs_proto' was not declared. Should it be static?
../kernel/trace/bpf_trace.c:839:41: warning: incorrect type in assignment (different address spaces)
../kernel/trace/bpf_trace.c:839:41:    expected void [noderef] __user *[addressable] [assigned] [usertype] sival_ptr
../kernel/trace/bpf_trace.c:839:41:    got void *
../kernel/trace/bpf_trace.c:1290:28: warning: symbol 'bpf_lookup_user_key' was not declared. Should it be static?
../kernel/trace/bpf_trace.c:1339:28: warning: symbol 'bpf_lookup_system_key' was not declared. Should it be static?
../kernel/trace/bpf_trace.c:1363:18: warning: symbol 'bpf_key_put' was not declared. Should it be static?
../kernel/trace/bpf_trace.c:1383:17: warning: symbol 'bpf_verify_pkcs7_signature' was not declared. Should it be static?
../kernel/trace/bpf_trace.c:3461:18: warning: symbol 'bpf_session_is_return' was not declared. Should it be static?
../kernel/trace/bpf_trace.c:3469:19: warning: symbol 'bpf_session_cookie' was not declared. Should it be static?
../kernel/trace/bpf_trace.c:3510:17: warning: symbol 'bpf_send_signal_task' was not declared. Should it be static?
../kernel/trace/bpf_trace.c:2582:21: warning: dereference of noderef expression
../kernel/trace/bpf_trace.c:2586:66: warning: dereference of noderef expression
../kernel/trace/bpf_trace.c: note: in included file (through ../include/linux/rbtree.h, ../include/linux/mm_types.h, ../include/linux/mmzone.h, ../include/linux/gfp.h, ../include/linux/slab.h):
../include/linux/rcupdate.h:880:25: warning: context imbalance in 'uprobe_prog_run' - unexpected unlock
../kernel/bpf/btf.c: note: in included file (through ../include/linux/bpf.h, ../include/linux/bpf_verifier.h):
../include/linux/bpfptr.h:65:40: warning: cast to non-scalar
../include/linux/bpfptr.h:65:40: warning: cast from non-scalar
../net/core/filter.c:1423:39: warning: incorrect type in argument 1 (different address spaces)
../net/core/filter.c:1423:39:    expected struct sock_filter const *filter
../net/core/filter.c:1423:39:    got struct sock_filter [noderef] __user *filter
../net/core/filter.c:1501:39: warning: incorrect type in argument 1 (different address spaces)
../net/core/filter.c:1501:39:    expected struct sock_filter const *filter
../net/core/filter.c:1501:39:    got struct sock_filter [noderef] __user *filter
../net/core/filter.c:2340:45: warning: incorrect type in argument 2 (different base types)
../net/core/filter.c:2340:45:    expected restricted __be32 [usertype] daddr
../net/core/filter.c:2340:45:    got unsigned int [usertype] ipv4_nh
../net/core/filter.c:3917:29: warning: symbol 'bpf_xdp_get_buff_len_trace_proto' was not declared. Should it be static?
../net/core/filter.c:4650:29: warning: symbol 'bpf_skb_output_proto' was not declared. Should it be static?
../net/core/filter.c:5064:29: warning: symbol 'bpf_xdp_output_proto' was not declared. Should it be static?
../net/core/filter.c:7937:29: warning: symbol 'bpf_sk_storage_get_cg_sock_proto' was not declared. Should it be static?
../net/core/filter.c:11903:17: warning: symbol 'bpf_dynptr_from_skb' was not declared. Should it be static?
../net/core/filter.c:11919:17: warning: symbol 'bpf_dynptr_from_xdp' was not declared. Should it be static?
../net/core/filter.c:11935:17: warning: symbol 'bpf_sock_addr_set_sun_path' was not declared. Should it be static?
../net/core/filter.c:11956:17: warning: symbol 'bpf_sk_assign_tcp_reqsk' was not declared. Should it be static?
../net/core/filter.c:12146:17: warning: symbol 'bpf_sock_destroy' was not declared. Should it be static?
../net/core/filter.c:1943:43: warning: incorrect type in argument 2 (different base types)
../net/core/filter.c:1943:43:    expected restricted __wsum [usertype] diff
../net/core/filter.c:1943:43:    got unsigned long long [usertype] to
../net/core/filter.c:1946:36: warning: incorrect type in argument 2 (different base types)
../net/core/filter.c:1946:36:    expected restricted __be16 [usertype] old
../net/core/filter.c:1946:36:    got unsigned long long [usertype] from
../net/core/filter.c:1946:42: warning: incorrect type in argument 3 (different base types)
../net/core/filter.c:1946:42:    expected restricted __be16 [usertype] new
../net/core/filter.c:1946:42:    got unsigned long long [usertype] to
../net/core/filter.c:1949:36: warning: incorrect type in argument 2 (different base types)
../net/core/filter.c:1949:36:    expected restricted __be32 [usertype] from
../net/core/filter.c:1949:36:    got unsigned long long [usertype] from
../net/core/filter.c:1949:42: warning: incorrect type in argument 3 (different base types)
../net/core/filter.c:1949:42:    expected restricted __be32 [usertype] to
../net/core/filter.c:1949:42:    got unsigned long long [usertype] to
../net/core/filter.c:1994:59: warning: incorrect type in argument 3 (different base types)
../net/core/filter.c:1994:59:    expected restricted __wsum [usertype] diff
../net/core/filter.c:1994:59:    got unsigned long long [usertype] to
../net/core/filter.c:1997:52: warning: incorrect type in argument 3 (different base types)
../net/core/filter.c:1997:52:    expected restricted __be16 [usertype] from
../net/core/filter.c:1997:52:    got unsigned long long [usertype] from
../net/core/filter.c:1997:58: warning: incorrect type in argument 4 (different base types)
../net/core/filter.c:1997:58:    expected restricted __be16 [usertype] to
../net/core/filter.c:1997:58:    got unsigned long long [usertype] to
../net/core/filter.c:2000:52: warning: incorrect type in argument 3 (different base types)
../net/core/filter.c:2000:52:    expected restricted __be32 [usertype] from
../net/core/filter.c:2000:52:    got unsigned long long [usertype] from
../net/core/filter.c:2000:58: warning: incorrect type in argument 4 (different base types)
../net/core/filter.c:2000:58:    expected restricted __be32 [usertype] to
../net/core/filter.c:2000:58:    got unsigned long long [usertype] to
../net/core/filter.c:2050:16: warning: incorrect type in return expression (different base types)
../net/core/filter.c:2050:16:    expected unsigned long long
../net/core/filter.c:2050:16:    got restricted __wsum [assigned] [usertype] ret
../net/core/filter.c:2072:35: warning: incorrect type in return expression (different base types)
../net/core/filter.c:2072:35:    expected unsigned long long
../net/core/filter.c:2072:35:    got restricted __wsum [usertype] csum
../net/core/filter.c:5851:17: warning: incorrect type in assignment (different base types)
../net/core/filter.c:5851:17:    expected unsigned int [usertype] spi
../net/core/filter.c:5851:17:    got restricted __be32 const [usertype] spi
../net/core/filter.c:5859:33: warning: incorrect type in assignment (different base types)
../net/core/filter.c:5859:33:    expected unsigned int [usertype] remote_ipv4
../net/core/filter.c:5859:33:    got restricted __be32 const [usertype] a4
../kernel/bpf/verifier.c:344:12: warning: symbol 'btf_vmlinux' was not declared. Should it be static?
../kernel/bpf/verifier.c:21269:38: error: subtraction of functions? Share your drugs
../kernel/bpf/verifier.c: note: in included file (through ../include/linux/bpf.h, ../include/linux/bpf-cgroup.h):
../include/linux/bpfptr.h:65:40: warning: cast to non-scalar
../include/linux/bpfptr.h:65:40: warning: cast from non-scalar
../include/linux/bpfptr.h:65:40: warning: cast to non-scalar
../include/linux/bpfptr.h:65:40: warning: cast from non-scalar
../include/linux/bpfptr.h:65:40: warning: cast to non-scalar
../include/linux/bpfptr.h:65:40: warning: cast from non-scalar
../include/linux/bpfptr.h:65:40: warning: cast to non-scalar
../include/linux/bpfptr.h:65:40: warning: cast from non-scalar
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/block/rnull_mod.o
../arch/x86/boot/version.c:18:12: warning: symbol 'kernel_version' was not declared. Should it be static?
tools/testing/selftests/arm64/tags/.gitignore: warning: ignored by one of the .gitignore files
tools/testing/selftests/arm64/tags/Makefile: warning: ignored by one of the .gitignore files
tools/testing/selftests/arm64/tags/tags_test.c: warning: ignored by one of the .gitignore files
../net/core/filter.c:1423:39: warning: incorrect type in argument 1 (different address spaces)
../net/core/filter.c:1423:39:    expected struct sock_filter const *filter
../net/core/filter.c:1423:39:    got struct sock_filter [noderef] __user *filter
../net/core/filter.c:1501:39: warning: incorrect type in argument 1 (different address spaces)
../net/core/filter.c:1501:39:    expected struct sock_filter const *filter
../net/core/filter.c:1501:39:    got struct sock_filter [noderef] __user *filter
../net/core/filter.c:2340:45: warning: incorrect type in argument 2 (different base types)
../net/core/filter.c:2340:45:    expected restricted __be32 [usertype] daddr
../net/core/filter.c:2340:45:    got unsigned int [usertype] ipv4_nh
../net/core/filter.c:3917:29: warning: symbol 'bpf_xdp_get_buff_len_trace_proto' was not declared. Should it be static?
../net/core/filter.c:4650:29: warning: symbol 'bpf_skb_output_proto' was not declared. Should it be static?
../net/core/filter.c:5064:29: warning: symbol 'bpf_xdp_output_proto' was not declared. Should it be static?
../net/core/filter.c:7937:29: warning: symbol 'bpf_sk_storage_get_cg_sock_proto' was not declared. Should it be static?
../net/core/filter.c:11903:17: warning: symbol 'bpf_dynptr_from_skb' was not declared. Should it be static?
../net/core/filter.c:11919:17: warning: symbol 'bpf_dynptr_from_xdp' was not declared. Should it be static?
../net/core/filter.c:11935:17: warning: symbol 'bpf_sock_addr_set_sun_path' was not declared. Should it be static?
../net/core/filter.c:11956:17: warning: symbol 'bpf_sk_assign_tcp_reqsk' was not declared. Should it be static?
../net/core/filter.c:12146:17: warning: symbol 'bpf_sock_destroy' was not declared. Should it be static?
../net/core/filter.c:1943:43: warning: incorrect type in argument 2 (different base types)
../net/core/filter.c:1943:43:    expected restricted __wsum [usertype] diff
../net/core/filter.c:1943:43:    got unsigned long long [usertype] to
../net/core/filter.c:1946:36: warning: incorrect type in argument 2 (different base types)
../net/core/filter.c:1946:36:    expected restricted __be16 [usertype] old
../net/core/filter.c:1946:36:    got unsigned long long [usertype] from
../net/core/filter.c:1946:42: warning: incorrect type in argument 3 (different base types)
../net/core/filter.c:1946:42:    expected restricted __be16 [usertype] new
../net/core/filter.c:1946:42:    got unsigned long long [usertype] to
../net/core/filter.c:1949:36: warning: incorrect type in argument 2 (different base types)
../net/core/filter.c:1949:36:    expected restricted __be32 [usertype] from
../net/core/filter.c:1949:36:    got unsigned long long [usertype] from
../net/core/filter.c:1949:42: warning: incorrect type in argument 3 (different base types)
../net/core/filter.c:1949:42:    expected restricted __be32 [usertype] to
../net/core/filter.c:1949:42:    got unsigned long long [usertype] to
../net/core/filter.c:1994:59: warning: incorrect type in argument 3 (different base types)
../net/core/filter.c:1994:59:    expected restricted __wsum [usertype] diff
../net/core/filter.c:1994:59:    got unsigned long long [usertype] to
../net/core/filter.c:1997:52: warning: incorrect type in argument 3 (different base types)
../net/core/filter.c:1997:52:    expected restricted __be16 [usertype] from
../net/core/filter.c:1997:52:    got unsigned long long [usertype] from
../net/core/filter.c:1997:58: warning: incorrect type in argument 4 (different base types)
../net/core/filter.c:1997:58:    expected restricted __be16 [usertype] to
../net/core/filter.c:1997:58:    got unsigned long long [usertype] to
../net/core/filter.c:2000:52: warning: incorrect type in argument 3 (different base types)
../net/core/filter.c:2000:52:    expected restricted __be32 [usertype] from
../net/core/filter.c:2000:52:    got unsigned long long [usertype] from
../net/core/filter.c:2000:58: warning: incorrect type in argument 4 (different base types)
../net/core/filter.c:2000:58:    expected restricted __be32 [usertype] to
../net/core/filter.c:2000:58:    got unsigned long long [usertype] to
../net/core/filter.c:2050:16: warning: incorrect type in return expression (different base types)
../net/core/filter.c:2050:16:    expected unsigned long long
../net/core/filter.c:2050:16:    got restricted __wsum [assigned] [usertype] ret
../net/core/filter.c:2072:35: warning: incorrect type in return expression (different base types)
../net/core/filter.c:2072:35:    expected unsigned long long
../net/core/filter.c:2072:35:    got restricted __wsum [usertype] csum
../net/core/filter.c:5851:17: warning: incorrect type in assignment (different base types)
../net/core/filter.c:5851:17:    expected unsigned int [usertype] spi
../net/core/filter.c:5851:17:    got restricted __be32 const [usertype] spi
../net/core/filter.c:5859:33: warning: incorrect type in assignment (different base types)
../net/core/filter.c:5859:33:    expected unsigned int [usertype] remote_ipv4
../net/core/filter.c:5859:33:    got restricted __be32 const [usertype] a4
../kernel/bpf/core.c:243:49: error: arithmetics on pointers to functions
../kernel/bpf/core.c:2891:29: warning: symbol 'bpf_seq_printf_btf_proto' was not declared. Should it be static?
../kernel/bpf/core.c: note: in included file (through ../include/trace/trace_events.h, ../include/trace/define_trace.h, ../include/trace/events/xdp.h, ../include/linux/bpf_trace.h):
../include/trace/events/xdp.h:321:1: warning: Using plain integer as NULL pointer
../include/trace/events/xdp.h:348:1: warning: Using plain integer as NULL pointer
../include/trace/events/xdp.h:382:1: warning: Using plain integer as NULL pointer
../kernel/bpf/core.c: note: in included file (through ../include/linux/rbtree_latch.h, ../include/linux/bpf.h, ../include/linux/filter.h):
../include/linux/rbtree.h:74:9: error: incompatible types in comparison expression (different address spaces):
../include/linux/rbtree.h:74:9:    struct rb_node [noderef] __rcu *
../include/linux/rbtree.h:74:9:    struct rb_node *
../include/linux/rbtree.h:74:9: error: incompatible types in comparison expression (different address spaces):
../include/linux/rbtree.h:74:9:    struct rb_node [noderef] __rcu *
../include/linux/rbtree.h:74:9:    struct rb_node *
../kernel/trace/bpf_trace.c:190:29: warning: symbol 'bpf_probe_read_user_proto' was not declared. Should it be static?
../kernel/trace/bpf_trace.c:227:29: warning: symbol 'bpf_probe_read_user_str_proto' was not declared. Should it be static?
../kernel/trace/bpf_trace.c:242:29: warning: symbol 'bpf_probe_read_kernel_proto' was not declared. Should it be static?
../kernel/trace/bpf_trace.c:277:29: warning: symbol 'bpf_probe_read_kernel_str_proto' was not declared. Should it be static?
../kernel/trace/bpf_trace.c:765:29: warning: symbol 'bpf_get_current_task_proto' was not declared. Should it be static?
../kernel/trace/bpf_trace.c:776:29: warning: symbol 'bpf_get_current_task_btf_proto' was not declared. Should it be static?
../kernel/trace/bpf_trace.c:791:29: warning: symbol 'bpf_task_pt_regs_proto' was not declared. Should it be static?
../kernel/trace/bpf_trace.c:839:41: warning: incorrect type in assignment (different address spaces)
../kernel/trace/bpf_trace.c:839:41:    expected void [noderef] __user *[addressable] [assigned] [usertype] sival_ptr
../kernel/trace/bpf_trace.c:839:41:    got void *
../kernel/trace/bpf_trace.c:1290:28: warning: symbol 'bpf_lookup_user_key' was not declared. Should it be static?
../kernel/trace/bpf_trace.c:1339:28: warning: symbol 'bpf_lookup_system_key' was not declared. Should it be static?
../kernel/trace/bpf_trace.c:1363:18: warning: symbol 'bpf_key_put' was not declared. Should it be static?
../kernel/trace/bpf_trace.c:1383:17: warning: symbol 'bpf_verify_pkcs7_signature' was not declared. Should it be static?
../kernel/trace/bpf_trace.c:3461:18: warning: symbol 'bpf_session_is_return' was not declared. Should it be static?
../kernel/trace/bpf_trace.c:3469:19: warning: symbol 'bpf_session_cookie' was not declared. Should it be static?
../kernel/trace/bpf_trace.c:3510:17: warning: symbol 'bpf_send_signal_task' was not declared. Should it be static?
../kernel/trace/bpf_trace.c:2582:21: warning: dereference of noderef expression
../kernel/trace/bpf_trace.c:2586:66: warning: dereference of noderef expression
../kernel/trace/bpf_trace.c: note: in included file (through ../include/linux/rbtree.h, ../include/linux/mm_types.h, ../include/linux/mmzone.h, ../include/linux/gfp.h, ../include/linux/slab.h):
../include/linux/rcupdate.h:880:25: warning: context imbalance in 'uprobe_prog_run' - unexpected unlock
../kernel/bpf/verifier.c:344:12: warning: symbol 'btf_vmlinux' was not declared. Should it be static?
../kernel/bpf/verifier.c:21273:38: error: subtraction of functions? Share your drugs
../kernel/bpf/verifier.c: note: in included file (through ../include/linux/bpf.h, ../include/linux/bpf-cgroup.h):
../include/linux/bpfptr.h:65:40: warning: cast to non-scalar
../include/linux/bpfptr.h:65:40: warning: cast from non-scalar
../include/linux/bpfptr.h:65:40: warning: cast to non-scalar
../include/linux/bpfptr.h:65:40: warning: cast from non-scalar
../include/linux/bpfptr.h:65:40: warning: cast to non-scalar
../include/linux/bpfptr.h:65:40: warning: cast from non-scalar
../include/linux/bpfptr.h:65:40: warning: cast to non-scalar
../include/linux/bpfptr.h:65:40: warning: cast from non-scalar
../kernel/bpf/btf.c: note: in included file (through ../include/linux/bpf.h, ../include/linux/bpf_verifier.h):
../include/linux/bpfptr.h:65:40: warning: cast to non-scalar
../include/linux/bpfptr.h:65:40: warning: cast from non-scalar
../kernel/bpf/bpf_struct_ops.c:538:27: warning: symbol 'bpf_struct_ops_link_lops' was not declared. Should it be static?
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/block/rnull_mod.o
../arch/x86/boot/version.c:18:12: warning: symbol 'kernel_version' was not declared. Should it be static?
tools/testing/selftests/arm64/tags/.gitignore: warning: ignored by one of the .gitignore files
tools/testing/selftests/arm64/tags/Makefile: warning: ignored by one of the .gitignore files
tools/testing/selftests/arm64/tags/tags_test.c: warning: ignored by one of the .gitignore files
../net/core/filter.c:1423:39: warning: incorrect type in argument 1 (different address spaces)
../net/core/filter.c:1423:39:    expected struct sock_filter const *filter
../net/core/filter.c:1423:39:    got struct sock_filter [noderef] __user *filter
../net/core/filter.c:1501:39: warning: incorrect type in argument 1 (different address spaces)
../net/core/filter.c:1501:39:    expected struct sock_filter const *filter
../net/core/filter.c:1501:39:    got struct sock_filter [noderef] __user *filter
../net/core/filter.c:2340:45: warning: incorrect type in argument 2 (different base types)
../net/core/filter.c:2340:45:    expected restricted __be32 [usertype] daddr
../net/core/filter.c:2340:45:    got unsigned int [usertype] ipv4_nh
../net/core/filter.c:3917:29: warning: symbol 'bpf_xdp_get_buff_len_trace_proto' was not declared. Should it be static?
../net/core/filter.c:4650:29: warning: symbol 'bpf_skb_output_proto' was not declared. Should it be static?
../net/core/filter.c:5064:29: warning: symbol 'bpf_xdp_output_proto' was not declared. Should it be static?
../net/core/filter.c:7937:29: warning: symbol 'bpf_sk_storage_get_cg_sock_proto' was not declared. Should it be static?
../net/core/filter.c:11903:17: warning: symbol 'bpf_dynptr_from_skb' was not declared. Should it be static?
../net/core/filter.c:11919:17: warning: symbol 'bpf_dynptr_from_xdp' was not declared. Should it be static?
../net/core/filter.c:11935:17: warning: symbol 'bpf_sock_addr_set_sun_path' was not declared. Should it be static?
../net/core/filter.c:11956:17: warning: symbol 'bpf_sk_assign_tcp_reqsk' was not declared. Should it be static?
../net/core/filter.c:12146:17: warning: symbol 'bpf_sock_destroy' was not declared. Should it be static?
../net/core/filter.c:1943:43: warning: incorrect type in argument 2 (different base types)
../net/core/filter.c:1943:43:    expected restricted __wsum [usertype] diff
../net/core/filter.c:1943:43:    got unsigned long long [usertype] to
../net/core/filter.c:1946:36: warning: incorrect type in argument 2 (different base types)
../net/core/filter.c:1946:36:    expected restricted __be16 [usertype] old
../net/core/filter.c:1946:36:    got unsigned long long [usertype] from
../net/core/filter.c:1946:42: warning: incorrect type in argument 3 (different base types)
../net/core/filter.c:1946:42:    expected restricted __be16 [usertype] new
../net/core/filter.c:1946:42:    got unsigned long long [usertype] to
../net/core/filter.c:1949:36: warning: incorrect type in argument 2 (different base types)
../net/core/filter.c:1949:36:    expected restricted __be32 [usertype] from
../net/core/filter.c:1949:36:    got unsigned long long [usertype] from
../net/core/filter.c:1949:42: warning: incorrect type in argument 3 (different base types)
../net/core/filter.c:1949:42:    expected restricted __be32 [usertype] to
../net/core/filter.c:1949:42:    got unsigned long long [usertype] to
../net/core/filter.c:1994:59: warning: incorrect type in argument 3 (different base types)
../net/core/filter.c:1994:59:    expected restricted __wsum [usertype] diff
../net/core/filter.c:1994:59:    got unsigned long long [usertype] to
../net/core/filter.c:1997:52: warning: incorrect type in argument 3 (different base types)
../net/core/filter.c:1997:52:    expected restricted __be16 [usertype] from
../net/core/filter.c:1997:52:    got unsigned long long [usertype] from
../net/core/filter.c:1997:58: warning: incorrect type in argument 4 (different base types)
../net/core/filter.c:1997:58:    expected restricted __be16 [usertype] to
../net/core/filter.c:1997:58:    got unsigned long long [usertype] to
../net/core/filter.c:2000:52: warning: incorrect type in argument 3 (different base types)
../net/core/filter.c:2000:52:    expected restricted __be32 [usertype] from
../net/core/filter.c:2000:52:    got unsigned long long [usertype] from
../net/core/filter.c:2000:58: warning: incorrect type in argument 4 (different base types)
../net/core/filter.c:2000:58:    expected restricted __be32 [usertype] to
../net/core/filter.c:2000:58:    got unsigned long long [usertype] to
../net/core/filter.c:2050:16: warning: incorrect type in return expression (different base types)
../net/core/filter.c:2050:16:    expected unsigned long long
../net/core/filter.c:2050:16:    got restricted __wsum [assigned] [usertype] ret
../net/core/filter.c:2072:35: warning: incorrect type in return expression (different base types)
../net/core/filter.c:2072:35:    expected unsigned long long
../net/core/filter.c:2072:35:    got restricted __wsum [usertype] csum
../net/core/filter.c:5851:17: warning: incorrect type in assignment (different base types)
../net/core/filter.c:5851:17:    expected unsigned int [usertype] spi
../net/core/filter.c:5851:17:    got restricted __be32 const [usertype] spi
../net/core/filter.c:5859:33: warning: incorrect type in assignment (different base types)
../net/core/filter.c:5859:33:    expected unsigned int [usertype] remote_ipv4
../net/core/filter.c:5859:33:    got restricted __be32 const [usertype] a4
../kernel/bpf/core.c:243:49: error: arithmetics on pointers to functions
../kernel/bpf/core.c:2891:29: warning: symbol 'bpf_seq_printf_btf_proto' was not declared. Should it be static?
../kernel/bpf/core.c: note: in included file (through ../include/trace/trace_events.h, ../include/trace/define_trace.h, ../include/trace/events/xdp.h, ../include/linux/bpf_trace.h):
../include/trace/events/xdp.h:321:1: warning: Using plain integer as NULL pointer
../include/trace/events/xdp.h:348:1: warning: Using plain integer as NULL pointer
../include/trace/events/xdp.h:382:1: warning: Using plain integer as NULL pointer
../kernel/bpf/core.c: note: in included file (through ../include/linux/rbtree_latch.h, ../include/linux/bpf.h, ../include/linux/filter.h):
../include/linux/rbtree.h:74:9: error: incompatible types in comparison expression (different address spaces):
../include/linux/rbtree.h:74:9:    struct rb_node [noderef] __rcu *
../include/linux/rbtree.h:74:9:    struct rb_node *
../include/linux/rbtree.h:74:9: error: incompatible types in comparison expression (different address spaces):
../include/linux/rbtree.h:74:9:    struct rb_node [noderef] __rcu *
../include/linux/rbtree.h:74:9:    struct rb_node *
../kernel/trace/bpf_trace.c:190:29: warning: symbol 'bpf_probe_read_user_proto' was not declared. Should it be static?
../kernel/trace/bpf_trace.c:227:29: warning: symbol 'bpf_probe_read_user_str_proto' was not declared. Should it be static?
../kernel/trace/bpf_trace.c:242:29: warning: symbol 'bpf_probe_read_kernel_proto' was not declared. Should it be static?
../kernel/trace/bpf_trace.c:277:29: warning: symbol 'bpf_probe_read_kernel_str_proto' was not declared. Should it be static?
../kernel/trace/bpf_trace.c:765:29: warning: symbol 'bpf_get_current_task_proto' was not declared. Should it be static?
../kernel/trace/bpf_trace.c:776:29: warning: symbol 'bpf_get_current_task_btf_proto' was not declared. Should it be static?
../kernel/trace/bpf_trace.c:791:29: warning: symbol 'bpf_task_pt_regs_proto' was not declared. Should it be static?
../kernel/trace/bpf_trace.c:839:41: warning: incorrect type in assignment (different address spaces)
../kernel/trace/bpf_trace.c:839:41:    expected void [noderef] __user *[addressable] [assigned] [usertype] sival_ptr
../kernel/trace/bpf_trace.c:839:41:    got void *
../kernel/trace/bpf_trace.c:1290:28: warning: symbol 'bpf_lookup_user_key' was not declared. Should it be static?
../kernel/trace/bpf_trace.c:1339:28: warning: symbol 'bpf_lookup_system_key' was not declared. Should it be static?
../kernel/trace/bpf_trace.c:1363:18: warning: symbol 'bpf_key_put' was not declared. Should it be static?
../kernel/trace/bpf_trace.c:1383:17: warning: symbol 'bpf_verify_pkcs7_signature' was not declared. Should it be static?
../kernel/trace/bpf_trace.c:3461:18: warning: symbol 'bpf_session_is_return' was not declared. Should it be static?
../kernel/trace/bpf_trace.c:3469:19: warning: symbol 'bpf_session_cookie' was not declared. Should it be static?
../kernel/trace/bpf_trace.c:3510:17: warning: symbol 'bpf_send_signal_task' was not declared. Should it be static?
../kernel/trace/bpf_trace.c:2582:21: warning: dereference of noderef expression
../kernel/trace/bpf_trace.c:2586:66: warning: dereference of noderef expression
../kernel/trace/bpf_trace.c: note: in included file (through ../include/linux/rbtree.h, ../include/linux/mm_types.h, ../include/linux/mmzone.h, ../include/linux/gfp.h, ../include/linux/slab.h):
../include/linux/rcupdate.h:880:25: warning: context imbalance in 'uprobe_prog_run' - unexpected unlock
../kernel/bpf/verifier.c:344:12: warning: symbol 'btf_vmlinux' was not declared. Should it be static?
../kernel/bpf/verifier.c:21269:38: error: subtraction of functions? Share your drugs
../kernel/bpf/verifier.c: note: in included file (through ../include/linux/bpf.h, ../include/linux/bpf-cgroup.h):
../include/linux/bpfptr.h:65:40: warning: cast to non-scalar
../include/linux/bpfptr.h:65:40: warning: cast from non-scalar
../include/linux/bpfptr.h:65:40: warning: cast to non-scalar
../include/linux/bpfptr.h:65:40: warning: cast from non-scalar
../include/linux/bpfptr.h:65:40: warning: cast to non-scalar
../include/linux/bpfptr.h:65:40: warning: cast from non-scalar
../include/linux/bpfptr.h:65:40: warning: cast to non-scalar
../include/linux/bpfptr.h:65:40: warning: cast from non-scalar
../kernel/bpf/btf.c: note: in included file (through ../include/linux/bpf.h, ../include/linux/bpf_verifier.h):
../include/linux/bpfptr.h:65:40: warning: cast to non-scalar
../include/linux/bpfptr.h:65:40: warning: cast from non-scalar
../kernel/bpf/bpf_struct_ops.c:538:27: warning: symbol 'bpf_struct_ops_link_lops' was not declared. Should it be static?
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/block/rnull_mod.o
../arch/x86/boot/version.c:18:12: warning: symbol 'kernel_version' was not declared. Should it be static?