Otherwise they can bring the whole process down. Cc: Andrii Nakryiko <andriin@xxxxxx> Signed-off-by: Stanislav Fomichev <sdf@xxxxxxxxxx> --- .../selftests/bpf/prog_tests/bpf_obj_id.c | 30 ++++++++++++++----- .../selftests/bpf/prog_tests/map_lock.c | 20 ++++++++----- .../selftests/bpf/prog_tests/spinlock.c | 10 ++++--- .../bpf/prog_tests/stacktrace_build_id.c | 11 +++++-- .../bpf/prog_tests/stacktrace_build_id_nmi.c | 11 +++++-- 5 files changed, 57 insertions(+), 25 deletions(-) diff --git a/tools/testing/selftests/bpf/prog_tests/bpf_obj_id.c b/tools/testing/selftests/bpf/prog_tests/bpf_obj_id.c index f57e0c625de3..4ec8c4e9e9a1 100644 --- a/tools/testing/selftests/bpf/prog_tests/bpf_obj_id.c +++ b/tools/testing/selftests/bpf/prog_tests/bpf_obj_id.c @@ -48,16 +48,23 @@ void test_bpf_obj_id(void) /* test_obj_id.o is a dumb prog. It should never fail * to load. */ - if (err) + if (err) { test__fail(); - assert(!err); + continue; + } /* Insert a magic value to the map */ map_fds[i] = bpf_find_map(__func__, objs[i], "test_map_id"); - assert(map_fds[i] >= 0); + if (map_fds[i] < 0) { + test__fail(); + goto done; + } err = bpf_map_update_elem(map_fds[i], &array_key, &array_magic_value, 0); - assert(!err); + if (err) { + test__fail(); + goto done; + } /* Check getting map info */ info_len = sizeof(struct bpf_map_info) * 2; @@ -96,9 +103,15 @@ void test_bpf_obj_id(void) prog_infos[i].map_ids = ptr_to_u64(map_ids + i); prog_infos[i].nr_map_ids = 2; err = clock_gettime(CLOCK_REALTIME, &real_time_ts); - assert(!err); + if (err) { + test__fail(); + goto done; + } err = clock_gettime(CLOCK_BOOTTIME, &boot_time_ts); - assert(!err); + if (err) { + test__fail(); + goto done; + } err = bpf_obj_get_info_by_fd(prog_fds[i], &prog_infos[i], &info_len); load_time = (real_time_ts.tv_sec - boot_time_ts.tv_sec) @@ -224,7 +237,10 @@ void test_bpf_obj_id(void) nr_id_found++; err = bpf_map_lookup_elem(map_fd, &array_key, &array_value); - assert(!err); + if (err) { + test__fail(); + goto done; + } err = bpf_obj_get_info_by_fd(map_fd, &map_info, &info_len); CHECK(err || info_len != sizeof(struct bpf_map_info) || diff --git a/tools/testing/selftests/bpf/prog_tests/map_lock.c b/tools/testing/selftests/bpf/prog_tests/map_lock.c index 12123ff1f31f..e7663721fb57 100644 --- a/tools/testing/selftests/bpf/prog_tests/map_lock.c +++ b/tools/testing/selftests/bpf/prog_tests/map_lock.c @@ -56,17 +56,21 @@ void test_map_lock(void) bpf_map_update_elem(map_fd[0], &key, vars, BPF_F_LOCK); for (i = 0; i < 4; i++) - assert(pthread_create(&thread_id[i], NULL, - &spin_lock_thread, &prog_fd) == 0); + if (pthread_create(&thread_id[i], NULL, + &spin_lock_thread, &prog_fd)) + goto close_prog; for (i = 4; i < 6; i++) - assert(pthread_create(&thread_id[i], NULL, - ¶llel_map_access, &map_fd[i - 4]) == 0); + if (pthread_create(&thread_id[i], NULL, + ¶llel_map_access, &map_fd[i - 4])) + goto close_prog; for (i = 0; i < 4; i++) - assert(pthread_join(thread_id[i], &ret) == 0 && - ret == (void *)&prog_fd); + if (pthread_join(thread_id[i], &ret) || + ret != (void *)&prog_fd) + goto close_prog; for (i = 4; i < 6; i++) - assert(pthread_join(thread_id[i], &ret) == 0 && - ret == (void *)&map_fd[i - 4]); + if (pthread_join(thread_id[i], &ret) || + ret != (void *)&map_fd[i - 4]) + goto close_prog; goto close_prog_noerr; close_prog: test__fail(); diff --git a/tools/testing/selftests/bpf/prog_tests/spinlock.c b/tools/testing/selftests/bpf/prog_tests/spinlock.c index e843336713e8..5f32a913f732 100644 --- a/tools/testing/selftests/bpf/prog_tests/spinlock.c +++ b/tools/testing/selftests/bpf/prog_tests/spinlock.c @@ -16,11 +16,13 @@ void test_spinlock(void) goto close_prog; } for (i = 0; i < 4; i++) - assert(pthread_create(&thread_id[i], NULL, - &spin_lock_thread, &prog_fd) == 0); + if (pthread_create(&thread_id[i], NULL, + &spin_lock_thread, &prog_fd)) + goto close_prog; + for (i = 0; i < 4; i++) - assert(pthread_join(thread_id[i], &ret) == 0 && - ret == (void *)&prog_fd); + if (pthread_join(thread_id[i], &ret) || ret != (void *)&prog_fd) + goto close_prog; goto close_prog_noerr; close_prog: test__fail(); diff --git a/tools/testing/selftests/bpf/prog_tests/stacktrace_build_id.c b/tools/testing/selftests/bpf/prog_tests/stacktrace_build_id.c index ac44fda84833..d74464faebd7 100644 --- a/tools/testing/selftests/bpf/prog_tests/stacktrace_build_id.c +++ b/tools/testing/selftests/bpf/prog_tests/stacktrace_build_id.c @@ -51,9 +51,14 @@ void test_stacktrace_build_id(void) "err %d errno %d\n", err, errno)) goto disable_pmu; - assert(system("dd if=/dev/urandom of=/dev/zero count=4 2> /dev/null") - == 0); - assert(system("./urandom_read") == 0); + if (system("dd if=/dev/urandom of=/dev/zero count=4 2> /dev/null")) { + test__fail(); + goto disable_pmu; + } + if (system("./urandom_read")) { + test__fail(); + goto disable_pmu; + } /* disable stack trace collection */ key = 0; val = 1; diff --git a/tools/testing/selftests/bpf/prog_tests/stacktrace_build_id_nmi.c b/tools/testing/selftests/bpf/prog_tests/stacktrace_build_id_nmi.c index 9557b7dfb782..e886911928bc 100644 --- a/tools/testing/selftests/bpf/prog_tests/stacktrace_build_id_nmi.c +++ b/tools/testing/selftests/bpf/prog_tests/stacktrace_build_id_nmi.c @@ -82,9 +82,14 @@ void test_stacktrace_build_id_nmi(void) "err %d errno %d\n", err, errno)) goto disable_pmu; - assert(system("dd if=/dev/urandom of=/dev/zero count=4 2> /dev/null") - == 0); - assert(system("taskset 0x1 ./urandom_read 100000") == 0); + if (system("dd if=/dev/urandom of=/dev/zero count=4 2> /dev/null")) { + test__fail(); + goto disable_pmu; + } + if (system("taskset 0x1 ./urandom_read 100000")) { + test__fail(); + goto disable_pmu; + } /* disable stack trace collection */ key = 0; val = 1; -- 2.23.0.rc1.153.gdeed80330f-goog