Different UTS_VERSION and uname -v

build.sh

#!/bin/sh

gcc -I/lib/modules/$(uname -r)/build/include demo.c

demo.c

#include <stdio.h>
#include <generated/compile.h>
#include <sys/utsname.h>

int main(int argc, void* argv) {
  struct utsname uts;

  uname(&uts);

  printf("UTS_VERSION: %s\nuname version: %s\n", UTS_VERSION, uts.version);

  return 0;
}