diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c
index acc2305ad895787266dc4c8c1971be46d6bf6fa3..d3580a68dbefa98b9c1f63d118223d4c8ff6ea4b 100644
--- a/kernel/bpf/verifier.c
+++ b/kernel/bpf/verifier.c
@@ -5743,7 +5743,7 @@ static int convert_ctx_accesses(struct bpf_verifier_env *env)
 									insn->dst_reg,
 									shift);
 				insn_buf[cnt++] = BPF_ALU64_IMM(BPF_AND, insn->dst_reg,
-								(1 << size * 8) - 1);
+								(1ULL << size * 8) - 1);
 			}
 		}