WARNING: Kernel function symbol table missing [man warning::symbols] In file included from /usr/share/systemtap/runtime/linux/runtime.h:209:0, from /usr/share/systemtap/runtime/runtime.h:26, from /tmp/stapnGQRvp/stap_429388ea7a27a5f0beb016e01b99c69f_938_src.c:25: /usr/share/systemtap/runtime/linux/access_process_vm.h: In function ‘__access_process_vm_’: /usr/share/systemtap/runtime/linux/access_process_vm.h:24:8: error: implicit declaration of function ‘get_task_mm’; did you mean ‘get_task_comm’? [-Werror=implicit-function-declaration] mm = get_task_mm (tsk); ^~~~~~~~~~~ get_task_comm /usr/share/systemtap/runtime/linux/access_process_vm.h:24:6: error: assignment makes pointer from integer without a cast [-Werror=int-conversion] mm = get_task_mm (tsk); ^ /usr/share/systemtap/runtime/linux/access_process_vm.h:77:3: error: implicit declaration of function ‘mmput’; did you mean ‘bdput’? [-Werror=implicit-function-declaration] mmput (mm); ^~~~~ bdput In file included from /usr/share/systemtap/runtime/linux/task_finder2.c:4:0, from /usr/share/systemtap/runtime/linux/task_finder.c:17, from /usr/share/systemtap/runtime/linux/runtime.h:222, from /usr/share/systemtap/runtime/runtime.h:26, from /tmp/stapnGQRvp/stap_429388ea7a27a5f0beb016e01b99c69f_938_src.c:25: /usr/share/systemtap/runtime/stp_utrace.c: In function ‘utrace_do_stop’: /usr/share/systemtap/runtime/stp_utrace.c:1108:4: error: implicit declaration of function ‘__set_task_state’; did you mean ‘__set_task_comm’? [-Werror=implicit-function-declaration] __set_task_state(target, TASK_TRACED); ^~~~~~~~~~~~~~~~ __set_task_comm cc1: all warnings being treated as errors make[1]: *** [scripts/Makefile.build:302: /tmp/stapnGQRvp/stap_429388ea7a27a5f0beb016e01b99c69f_938_src.o] Error 1 make: *** [Makefile:1515: _module_/tmp/stapnGQRvp] Error 2 WARNING: kbuild exited with status: 2 Pass 4: compilation failed. [man error::pass4]