../kernel/bpf/verifier.c:348:12: warning: symbol 'btf_vmlinux' was not declared. Should it be static? ../kernel/bpf/verifier.c:21880:38: 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 ld: kernel/locking/rqspinlock.o: in function `lockevent_read': rqspinlock.c:(.text+0xd00): multiple definition of `lockevent_read'; kernel/locking/qspinlock.o:qspinlock.c:(.text+0x640): first defined here ld: kernel/locking/rqspinlock.o:(.discard+0x0): multiple definition of `__pcpu_unique_qnodes'; kernel/locking/qspinlock.o:(.discard+0x0): first defined here ld: kernel/locking/rqspinlock.o:(.discard+0x7): multiple definition of `__pcpu_unique_pv_kick_time'; kernel/locking/qspinlock.o:(.discard+0x4): first defined here make[3]: *** [../scripts/Makefile.vmlinux_o:65: vmlinux.o] Error 1 make[2]: *** [/home/nipa/bpf-next/wt-0/Makefile:1207: vmlinux_o] Error 2 make[1]: *** [/home/nipa/bpf-next/wt-0/Makefile:251: __sub-make] Error 2 make: *** [Makefile:251: __sub-make] Error 2 ../kernel/bpf/verifier.c:348:12: warning: symbol 'btf_vmlinux' was not declared. Should it be static? ../kernel/bpf/verifier.c:21882:38: 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 ld: kernel/locking/rqspinlock.o: in function `lockevent_read': rqspinlock.c:(.text+0xd00): multiple definition of `lockevent_read'; kernel/locking/qspinlock.o:qspinlock.c:(.text+0x640): first defined here ld: kernel/locking/rqspinlock.o:(.discard+0x0): multiple definition of `__pcpu_unique_qnodes'; kernel/locking/qspinlock.o:(.discard+0x0): first defined here ld: kernel/locking/rqspinlock.o:(.discard+0x7): multiple definition of `__pcpu_unique_pv_kick_time'; kernel/locking/qspinlock.o:(.discard+0x4): first defined here make[3]: *** [../scripts/Makefile.vmlinux_o:65: vmlinux.o] Error 1 make[2]: *** [/home/nipa/bpf-next/wt-0/Makefile:1207: vmlinux_o] Error 2 make[1]: *** [/home/nipa/bpf-next/wt-0/Makefile:251: __sub-make] Error 2 make: *** [Makefile:251: __sub-make] Error 2