.pylintrc: warning: ignored by one of the .gitignore files ../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/core.c:247:49: error: arithmetics on pointers to functions ../kernel/bpf/core.c:2975:29: 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 ../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/bpf/stream.c:358:17: warning: symbol 'bpf_stream_vprintk' was not declared. Should it be static? ../kernel/bpf/verifier.c:355:12: warning: symbol 'btf_vmlinux' was not declared. Should it be static? ../kernel/bpf/verifier.c:22770:38: 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? .pylintrc: warning: ignored by one of the .gitignore files ../kernel/bpf/verifier.c:355:12: warning: symbol 'btf_vmlinux' was not declared. Should it be static? ../kernel/bpf/verifier.c:22761:38: 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? .pylintrc: warning: ignored by one of the .gitignore files ../kernel/bpf/verifier.c:355:12: warning: symbol 'btf_vmlinux' was not declared. Should it be static? ../kernel/bpf/verifier.c:22770:38: 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?