Documentation/.renames.txt: warning: ignored by one of the .gitignore files ../kernel/trace/bpf_trace.c: In function ‘____bpf_trace_printk’: ../kernel/trace/bpf_trace.c:377:9: warning: function ‘____bpf_trace_printk’ might be a candidate for ‘gnu_printf’ format attribute [-Wsuggest-attribute=format] 377 | ret = bstr_printf(data.buf, MAX_BPRINTF_BUF, fmt, data.bin_args); | ^~~ ../kernel/trace/bpf_trace.c: In function ‘____bpf_trace_vprintk’: ../kernel/trace/bpf_trace.c:433:9: warning: function ‘____bpf_trace_vprintk’ might be a candidate for ‘gnu_printf’ format attribute [-Wsuggest-attribute=format] 433 | ret = bstr_printf(data.buf, MAX_BPRINTF_BUF, fmt, data.bin_args); | ^~~ ../kernel/trace/bpf_trace.c: In function ‘____bpf_seq_printf’: ../kernel/trace/bpf_trace.c:475:9: warning: function ‘____bpf_seq_printf’ might be a candidate for ‘gnu_printf’ format attribute [-Wsuggest-attribute=format] 475 | seq_bprintf(m, fmt, data.bin_args); | ^~~~~~~~~~~ ../mm/bpf_memcontrol.c:23:31: warning: symbol 'bpf_get_root_mem_cgroup' was not declared. Should it be static? ../mm/bpf_memcontrol.c:44:31: warning: symbol 'bpf_get_mem_cgroup' was not declared. Should it be static? ../mm/bpf_memcontrol.c:78:18: warning: symbol 'bpf_put_mem_cgroup' was not declared. Should it be static? ../mm/bpf_memcontrol.c:92:27: warning: symbol 'bpf_mem_cgroup_vm_events' was not declared. Should it be static? ../mm/bpf_memcontrol.c:113:27: warning: symbol 'bpf_mem_cgroup_usage' was not declared. Should it be static? ../mm/bpf_memcontrol.c:125:27: warning: symbol 'bpf_mem_cgroup_memory_events' was not declared. Should it be static? ../mm/bpf_memcontrol.c:143:27: warning: symbol 'bpf_mem_cgroup_page_state' was not declared. Should it be static? ../mm/bpf_memcontrol.c:157:18: warning: symbol 'bpf_mem_cgroup_flush_stats' was not declared. Should it be static? ../mm/bpf_memcontrol.c:68:9: warning: context imbalance in 'bpf_get_mem_cgroup' - different lock contexts for basic block ../kernel/trace/bpf_trace.c:189:29: warning: symbol 'bpf_probe_read_user_proto' was not declared. Should it be static? ../kernel/trace/bpf_trace.c:226:29: warning: symbol 'bpf_probe_read_user_str_proto' was not declared. Should it be static? ../kernel/trace/bpf_trace.c:241:29: warning: symbol 'bpf_probe_read_kernel_proto' was not declared. Should it be static? ../kernel/trace/bpf_trace.c:276:29: warning: symbol 'bpf_probe_read_kernel_str_proto' was not declared. Should it be static? ../kernel/trace/bpf_trace.c:574:29: warning: symbol 'bpf_perf_event_read_proto' was not declared. Should it be static? ../kernel/trace/bpf_trace.c:760:29: warning: symbol 'bpf_get_current_task_proto' was not declared. Should it be static? ../kernel/trace/bpf_trace.c:771:29: warning: symbol 'bpf_get_current_task_btf_proto' was not declared. Should it be static? ../kernel/trace/bpf_trace.c:785:29: warning: symbol 'bpf_task_pt_regs_proto' was not declared. Should it be static? ../kernel/trace/bpf_trace.c:883:29: warning: symbol 'bpf_send_signal_proto' was not declared. Should it be static? ../kernel/trace/bpf_trace.c:895:29: warning: symbol 'bpf_send_signal_thread_proto' was not declared. Should it be static? ../kernel/trace/bpf_trace.c:1186:29: warning: symbol 'bpf_get_branch_snapshot_proto' was not declared. Should it be static? ../kernel/trace/bpf_trace.c:3320:18: warning: symbol 'bpf_session_is_return' was not declared. Should it be static? ../kernel/trace/bpf_trace.c:3328:19: warning: symbol 'bpf_session_cookie' was not declared. Should it be static? ../kernel/trace/bpf_trace.c:3509:17: warning: symbol 'bpf_send_signal_task' was not declared. Should it be static? ../kernel/trace/bpf_trace.c:3518:17: warning: symbol 'bpf_probe_read_user_dynptr' was not declared. Should it be static? ../kernel/trace/bpf_trace.c:3525:17: warning: symbol 'bpf_probe_read_kernel_dynptr' was not declared. Should it be static? ../kernel/trace/bpf_trace.c:3532:17: warning: symbol 'bpf_probe_read_user_str_dynptr' was not declared. Should it be static? ../kernel/trace/bpf_trace.c:3539:17: warning: symbol 'bpf_probe_read_kernel_str_dynptr' was not declared. Should it be static? ../kernel/trace/bpf_trace.c:3546:17: warning: symbol 'bpf_copy_from_user_dynptr' was not declared. Should it be static? ../kernel/trace/bpf_trace.c:3553:17: warning: symbol 'bpf_copy_from_user_str_dynptr' was not declared. Should it be static? ../kernel/trace/bpf_trace.c:3560:17: warning: symbol 'bpf_copy_from_user_task_dynptr' was not declared. Should it be static? ../kernel/trace/bpf_trace.c:3568:17: warning: symbol 'bpf_copy_from_user_task_str_dynptr' was not declared. Should it be static? ../kernel/trace/bpf_trace.c:2330:21: warning: dereference of noderef expression ../kernel/trace/bpf_trace.c:2334:66: 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:897:25: warning: context imbalance in 'uprobe_prog_run' - unexpected unlock ../kernel/bpf/verifier.c:361:12: warning: symbol 'btf_vmlinux' was not declared. Should it be static? ../kernel/bpf/verifier.c:23908:38: 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 ../arch/x86/boot/version.c:18:12: warning: symbol 'kernel_version' was not declared. Should it be static? Documentation/.renames.txt: warning: ignored by one of the .gitignore files ../mm/bpf_memcontrol.c:23:31: warning: symbol 'bpf_get_root_mem_cgroup' was not declared. Should it be static? ../mm/bpf_memcontrol.c:44:31: warning: symbol 'bpf_get_mem_cgroup' was not declared. Should it be static? ../mm/bpf_memcontrol.c:78:18: warning: symbol 'bpf_put_mem_cgroup' was not declared. Should it be static? ../mm/bpf_memcontrol.c:92:27: warning: symbol 'bpf_mem_cgroup_vm_events' was not declared. Should it be static? ../mm/bpf_memcontrol.c:113:27: warning: symbol 'bpf_mem_cgroup_usage' was not declared. Should it be static? ../mm/bpf_memcontrol.c:125:27: warning: symbol 'bpf_mem_cgroup_memory_events' was not declared. Should it be static? ../mm/bpf_memcontrol.c:143:27: warning: symbol 'bpf_mem_cgroup_page_state' was not declared. Should it be static? ../mm/bpf_memcontrol.c:157:18: warning: symbol 'bpf_mem_cgroup_flush_stats' was not declared. Should it be static? ../mm/bpf_memcontrol.c:68:9: warning: context imbalance in 'bpf_get_mem_cgroup' - different lock contexts for basic block ../arch/x86/boot/version.c:18:12: warning: symbol 'kernel_version' was not declared. Should it be static? Documentation/.renames.txt: warning: ignored by one of the .gitignore files ../mm/bpf_memcontrol.c:23:31: warning: symbol 'bpf_get_root_mem_cgroup' was not declared. Should it be static? ../mm/bpf_memcontrol.c:44:31: warning: symbol 'bpf_get_mem_cgroup' was not declared. Should it be static? ../mm/bpf_memcontrol.c:78:18: warning: symbol 'bpf_put_mem_cgroup' was not declared. Should it be static? ../mm/bpf_memcontrol.c:92:27: warning: symbol 'bpf_mem_cgroup_vm_events' was not declared. Should it be static? ../mm/bpf_memcontrol.c:113:27: warning: symbol 'bpf_mem_cgroup_usage' was not declared. Should it be static? ../mm/bpf_memcontrol.c:125:27: warning: symbol 'bpf_mem_cgroup_memory_events' was not declared. Should it be static? ../mm/bpf_memcontrol.c:143:27: warning: symbol 'bpf_mem_cgroup_page_state' was not declared. Should it be static? ../mm/bpf_memcontrol.c:157:18: warning: symbol 'bpf_mem_cgroup_flush_stats' was not declared. Should it be static? ../mm/bpf_memcontrol.c:68:9: warning: context imbalance in 'bpf_get_mem_cgroup' - different lock contexts for basic block ../arch/x86/boot/version.c:18:12: warning: symbol 'kernel_version' was not declared. Should it be static?