kernel: backport to 4.19 (#36)

kernel/sucompat.c

@@ -17,6 +17,7 @@
 #include <linux/kernel.h>
 #include <linux/sched/task_stack.h>
 #include <linux/slab.h>
+#include <linux/version.h>
 #include <asm-generic/errno-base.h>
 
 #include <linux/rcupdate.h>
@@ -245,7 +246,11 @@ static struct kprobe newfstatat_kp = {
 };
 
 static struct kprobe execve_kp = {
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 9, 0)
 	.symbol_name = "do_execveat_common",
+#else
+	.symbol_name = "__do_execve_file",
+#endif
 	.pre_handler = execve_handler_pre,
 };