[14:07:16][root@316.2448_874832634.el9.x86_64]# './test_progs -t check_mtu' #44/1 check_mtu/bpf_check_mtu XDP-attach:OK #44/2 check_mtu/bpf_check_mtu XDP-run:OK #44/3 check_mtu/bpf_check_mtu XDP-run ifindex-lookup:OK #44/4 check_mtu/bpf_check_mtu TC-run:OK #44/5 check_mtu/bpf_check_mtu TC-run ifindex-lookup:OK #44 check_mtu:OK Summary: 1/5 PASSED, 0 SKIPPED, 0 FAILED :: [ PASS ] :: Command './test_progs -t check_mtu' (Expected 0, got 0, score 42) [14:07:16][root@316.2448_874832634.el9.x86_64]# './test_progs-no_alu32 -t check_mtu' #44/1 check_mtu/bpf_check_mtu XDP-attach:OK #44/2 check_mtu/bpf_check_mtu XDP-run:OK #44/3 check_mtu/bpf_check_mtu XDP-run ifindex-lookup:OK #44/4 check_mtu/bpf_check_mtu TC-run:OK #44/5 check_mtu/bpf_check_mtu TC-run ifindex-lookup:OK #44 check_mtu:OK Summary: 1/5 PASSED, 0 SKIPPED, 0 FAILED :: [ PASS ] :: Command './test_progs-no_alu32 -t check_mtu' (Expected 0, got 0, score 42) === Dmesg result === :: [ PASS ] :: Test '44..279 selftests: bpf_test_progs:check_mtu [PASS]'