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Diffstat (limited to 'tools/testing/selftests/bpf/prog_tests/dynptr.c')
-rw-r--r--tools/testing/selftests/bpf/prog_tests/dynptr.c80
1 files changed, 3 insertions, 77 deletions
diff --git a/tools/testing/selftests/bpf/prog_tests/dynptr.c b/tools/testing/selftests/bpf/prog_tests/dynptr.c
index 8fc4e6c02bfd..7faaf6d9e0d4 100644
--- a/tools/testing/selftests/bpf/prog_tests/dynptr.c
+++ b/tools/testing/selftests/bpf/prog_tests/dynptr.c
@@ -5,86 +5,16 @@
#include "dynptr_fail.skel.h"
#include "dynptr_success.skel.h"
-static size_t log_buf_sz = 1048576; /* 1 MB */
-static char obj_log_buf[1048576];
-
static struct {
const char *prog_name;
const char *expected_err_msg;
} dynptr_tests[] = {
- /* failure cases */
- {"ringbuf_missing_release1", "Unreleased reference id=1"},
- {"ringbuf_missing_release2", "Unreleased reference id=2"},
- {"ringbuf_missing_release_callback", "Unreleased reference id"},
- {"use_after_invalid", "Expected an initialized dynptr as arg #3"},
- {"ringbuf_invalid_api", "type=mem expected=alloc_mem"},
- {"add_dynptr_to_map1", "invalid indirect read from stack"},
- {"add_dynptr_to_map2", "invalid indirect read from stack"},
- {"data_slice_out_of_bounds_ringbuf", "value is outside of the allowed memory range"},
- {"data_slice_out_of_bounds_map_value", "value is outside of the allowed memory range"},
- {"data_slice_use_after_release1", "invalid mem access 'scalar'"},
- {"data_slice_use_after_release2", "invalid mem access 'scalar'"},
- {"data_slice_missing_null_check1", "invalid mem access 'mem_or_null'"},
- {"data_slice_missing_null_check2", "invalid mem access 'mem_or_null'"},
- {"invalid_helper1", "invalid indirect read from stack"},
- {"invalid_helper2", "Expected an initialized dynptr as arg #3"},
- {"invalid_write1", "Expected an initialized dynptr as arg #1"},
- {"invalid_write2", "Expected an initialized dynptr as arg #3"},
- {"invalid_write3", "Expected an initialized dynptr as arg #1"},
- {"invalid_write4", "arg 1 is an unacquired reference"},
- {"invalid_read1", "invalid read from stack"},
- {"invalid_read2", "cannot pass in dynptr at an offset"},
- {"invalid_read3", "invalid read from stack"},
- {"invalid_read4", "invalid read from stack"},
- {"invalid_offset", "invalid write to stack"},
- {"global", "type=map_value expected=fp"},
- {"release_twice", "arg 1 is an unacquired reference"},
- {"release_twice_callback", "arg 1 is an unacquired reference"},
- {"dynptr_from_mem_invalid_api",
- "Unsupported reg type fp for bpf_dynptr_from_mem data"},
-
/* success cases */
{"test_read_write", NULL},
{"test_data_slice", NULL},
{"test_ringbuf", NULL},
};
-static void verify_fail(const char *prog_name, const char *expected_err_msg)
-{
- LIBBPF_OPTS(bpf_object_open_opts, opts);
- struct bpf_program *prog;
- struct dynptr_fail *skel;
- int err;
-
- opts.kernel_log_buf = obj_log_buf;
- opts.kernel_log_size = log_buf_sz;
- opts.kernel_log_level = 1;
-
- skel = dynptr_fail__open_opts(&opts);
- if (!ASSERT_OK_PTR(skel, "dynptr_fail__open_opts"))
- goto cleanup;
-
- prog = bpf_object__find_program_by_name(skel->obj, prog_name);
- if (!ASSERT_OK_PTR(prog, "bpf_object__find_program_by_name"))
- goto cleanup;
-
- bpf_program__set_autoload(prog, true);
-
- bpf_map__set_max_entries(skel->maps.ringbuf, getpagesize());
-
- err = dynptr_fail__load(skel);
- if (!ASSERT_ERR(err, "unexpected load success"))
- goto cleanup;
-
- if (!ASSERT_OK_PTR(strstr(obj_log_buf, expected_err_msg), "expected_err_msg")) {
- fprintf(stderr, "Expected err_msg: %s\n", expected_err_msg);
- fprintf(stderr, "Verifier output: %s\n", obj_log_buf);
- }
-
-cleanup:
- dynptr_fail__destroy(skel);
-}
-
static void verify_success(const char *prog_name)
{
struct dynptr_success *skel;
@@ -97,8 +27,6 @@ static void verify_success(const char *prog_name)
skel->bss->pid = getpid();
- bpf_map__set_max_entries(skel->maps.ringbuf, getpagesize());
-
dynptr_success__load(skel);
if (!ASSERT_OK_PTR(skel, "dynptr_success__load"))
goto cleanup;
@@ -129,10 +57,8 @@ void test_dynptr(void)
if (!test__start_subtest(dynptr_tests[i].prog_name))
continue;
- if (dynptr_tests[i].expected_err_msg)
- verify_fail(dynptr_tests[i].prog_name,
- dynptr_tests[i].expected_err_msg);
- else
- verify_success(dynptr_tests[i].prog_name);
+ verify_success(dynptr_tests[i].prog_name);
}
+
+ RUN_TESTS(dynptr_fail);
}