diff --git a/tools/testing/selftests/bpf/prog_tests/verifier_log.c b/tools/testing/selftests/bpf/prog_tests/verifier_log.c
index aaa2854974c0..c01c0114af1b 100644
--- a/tools/testing/selftests/bpf/prog_tests/verifier_log.c
+++ b/tools/testing/selftests/bpf/prog_tests/verifier_log.c
@@ -25,10 +25,10 @@ static bool check_prog_load(int prog_fd, bool expect_err, const char *tag)
 
 static struct {
 	/* strategically placed before others to avoid accidental modification by kernel */
-	char filler[1024];
-	char buf[1024];
+	char filler[16384];
+	char buf[16384];
 	/* strategically placed after buf[] to catch more accidental corruptions */
-	char reference[1024];
+	char reference[16384];
 } logs;
 static const struct bpf_insn *insns;
 static size_t insn_cnt;