diff --git a/tools/testing/selftests/bpf/prog_tests/sockmap_basic.c b/tools/testing/selftests/bpf/prog_tests/sockmap_basic.c index 6a9aab2d051acd..fdff0652d7ef5c 100644 --- a/tools/testing/selftests/bpf/prog_tests/sockmap_basic.c +++ b/tools/testing/selftests/bpf/prog_tests/sockmap_basic.c @@ -108,6 +108,35 @@ static void test_sockmap_create_update_free(enum bpf_map_type map_type) close(s); } +static void test_sockmap_vsock_delete_on_close(void) +{ + int err, c, p, map; + const int zero = 0; + + err = create_pair(AF_VSOCK, SOCK_STREAM, &c, &p); + if (!ASSERT_OK(err, "create_pair(AF_VSOCK)")) + return; + + map = bpf_map_create(BPF_MAP_TYPE_SOCKMAP, NULL, sizeof(int), + sizeof(int), 1, NULL); + if (!ASSERT_GE(map, 0, "bpf_map_create")) { + close(c); + goto out; + } + + err = bpf_map_update_elem(map, &zero, &c, BPF_NOEXIST); + close(c); + if (!ASSERT_OK(err, "bpf_map_update")) + goto out; + + err = bpf_map_update_elem(map, &zero, &p, BPF_NOEXIST); + ASSERT_OK(err, "after close(), bpf_map_update"); + +out: + close(p); + close(map); +} + static void test_skmsg_helpers(enum bpf_map_type map_type) { struct test_skmsg_load_helpers *skel; @@ -987,6 +1016,8 @@ void test_sockmap_basic(void) test_sockmap_create_update_free(BPF_MAP_TYPE_SOCKMAP); if (test__start_subtest("sockhash create_update_free")) test_sockmap_create_update_free(BPF_MAP_TYPE_SOCKHASH); + if (test__start_subtest("sockmap vsock delete on close")) + test_sockmap_vsock_delete_on_close(); if (test__start_subtest("sockmap sk_msg load helpers")) test_skmsg_helpers(BPF_MAP_TYPE_SOCKMAP); if (test__start_subtest("sockhash sk_msg load helpers"))