diff options
Diffstat (limited to 'tools/testing/selftests/bpf/progs/test_kfunc_dynptr_param.c')
| -rw-r--r-- | tools/testing/selftests/bpf/progs/test_kfunc_dynptr_param.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/tools/testing/selftests/bpf/progs/test_kfunc_dynptr_param.c b/tools/testing/selftests/bpf/progs/test_kfunc_dynptr_param.c index f4a8250329b2..2fbef3cc7ad8 100644 --- a/tools/testing/selftests/bpf/progs/test_kfunc_dynptr_param.c +++ b/tools/testing/selftests/bpf/progs/test_kfunc_dynptr_param.c @@ -10,6 +10,7 @@ #include <errno.h> #include <bpf/bpf_helpers.h> #include <bpf/bpf_tracing.h> +#include "bpf_misc.h" extern struct bpf_key *bpf_lookup_system_key(__u64 id) __ksym; extern void bpf_key_put(struct bpf_key *key) __ksym; @@ -19,6 +20,7 @@ extern int bpf_verify_pkcs7_signature(struct bpf_dynptr *data_ptr, struct { __uint(type, BPF_MAP_TYPE_RINGBUF); + __uint(max_entries, 4096); } ringbuf SEC(".maps"); struct { @@ -33,6 +35,7 @@ int err, pid; char _license[] SEC("license") = "GPL"; SEC("?lsm.s/bpf") +__failure __msg("cannot pass in dynptr at an offset=-8") int BPF_PROG(not_valid_dynptr, int cmd, union bpf_attr *attr, unsigned int size) { unsigned long val; @@ -42,6 +45,7 @@ int BPF_PROG(not_valid_dynptr, int cmd, union bpf_attr *attr, unsigned int size) } SEC("?lsm.s/bpf") +__failure __msg("arg#0 expected pointer to stack or dynptr_ptr") int BPF_PROG(not_ptr_to_stack, int cmd, union bpf_attr *attr, unsigned int size) { unsigned long val; |