selftests/bpf: Match tests against regular expression

This patch changes a few tests to make use of regular expressions.
Fixed tests otherwise fail when compiled with GCC.

Signed-off-by: Cupertino Miranda <cupertino.miranda@oracle.com>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Acked-by: Eduard Zingerman <eddyz87@gmail.com>
Link: https://lore.kernel.org/bpf/20240617141458.471620-3-cupertino.miranda@oracle.com

diff --git a/tools/testing/selftests/bpf/progs/dynptr_fail.c b/tools/testing/selftests/bpf/progs/dynptr_fail.c
index 66a60bfb58672f98266d237d6c4f8a3226d8aa50..64cc9d936a1379a419dc47115a173eb2715f0b5a 100644 (file)
--- a/tools/testing/selftests/bpf/progs/dynptr_fail.c
+++ b/tools/testing/selftests/bpf/progs/dynptr_fail.c
@@ -964,7 +964,7 @@ int dynptr_invalidate_slice_reinit(void *ctx)
  * mem_or_null pointers.
  */
 SEC("?raw_tp")
-__failure __msg("R1 type=scalar expected=percpu_ptr_")
+__failure __regex("R[0-9]+ type=scalar expected=percpu_ptr_")
 int dynptr_invalidate_slice_or_null(void *ctx)
 {
        struct bpf_dynptr ptr;
@@ -982,7 +982,7 @@ int dynptr_invalidate_slice_or_null(void *ctx)
 
 /* Destruction of dynptr should also any slices obtained from it */
 SEC("?raw_tp")
-__failure __msg("R7 invalid mem access 'scalar'")
+__failure __regex("R[0-9]+ invalid mem access 'scalar'")
 int dynptr_invalidate_slice_failure(void *ctx)
 {
        struct bpf_dynptr ptr1;
@@ -1069,7 +1069,7 @@ int dynptr_read_into_slot(void *ctx)
 
 /* bpf_dynptr_slice()s are read-only and cannot be written to */
 SEC("?tc")
-__failure __msg("R0 cannot write into rdonly_mem")
+__failure __regex("R[0-9]+ cannot write into rdonly_mem")
 int skb_invalid_slice_write(struct __sk_buff *skb)
 {
        struct bpf_dynptr ptr;

diff --git a/tools/testing/selftests/bpf/progs/rbtree_fail.c b/tools/testing/selftests/bpf/progs/rbtree_fail.c
index 3fecf1c6dfe57da96b80f6f60a2079d0fd5b4aec..b722a1e1ddef1f78acbaa3d1df1f4503f89d0971 100644 (file)
--- a/tools/testing/selftests/bpf/progs/rbtree_fail.c
+++ b/tools/testing/selftests/bpf/progs/rbtree_fail.c
@@ -105,7 +105,7 @@ long rbtree_api_remove_unadded_node(void *ctx)
 }
 
 SEC("?tc")
-__failure __msg("Unreleased reference id=3 alloc_insn=10")
+__failure __regex("Unreleased reference id=3 alloc_insn=[0-9]+")
 long rbtree_api_remove_no_drop(void *ctx)
 {
        struct bpf_rb_node *res;

diff --git a/tools/testing/selftests/bpf/progs/refcounted_kptr_fail.c b/tools/testing/selftests/bpf/progs/refcounted_kptr_fail.c
index 1553b9c16aa7f667e0cca84b0a38b040217cb608..f8d4b7cfcd68a496866547a28347f4f24b038acf 100644 (file)
--- a/tools/testing/selftests/bpf/progs/refcounted_kptr_fail.c
+++ b/tools/testing/selftests/bpf/progs/refcounted_kptr_fail.c
@@ -32,7 +32,7 @@ static bool less(struct bpf_rb_node *a, const struct bpf_rb_node *b)
 }
 
 SEC("?tc")
-__failure __msg("Unreleased reference id=4 alloc_insn=21")
+__failure __regex("Unreleased reference id=4 alloc_insn=[0-9]+")
 long rbtree_refcounted_node_ref_escapes(void *ctx)
 {
        struct node_acquire *n, *m;
@@ -73,7 +73,7 @@ long refcount_acquire_maybe_null(void *ctx)
 }
 
 SEC("?tc")
-__failure __msg("Unreleased reference id=3 alloc_insn=9")
+__failure __regex("Unreleased reference id=3 alloc_insn=[0-9]+")
 long rbtree_refcounted_node_ref_escapes_owning_input(void *ctx)
 {
        struct node_acquire *n, *m;