diff --git a/lib/test_bpf.c b/lib/test_bpf.c
index af677cb..6be9119 100644
--- a/lib/test_bpf.c
+++ b/lib/test_bpf.c
@@ -1485,6 +1485,96 @@
 		{ },
 		{ },
 	},
+	{	/* Mainly checking JIT here. */
+		"M[]: STX + LDX",
+		.u.insns = {
+			BPF_STMT(BPF_LDX | BPF_IMM, 100),
+			BPF_STMT(BPF_STX, 0),
+			BPF_STMT(BPF_LDX | BPF_MEM, 0),
+			BPF_STMT(BPF_MISC | BPF_TXA, 0),
+			BPF_STMT(BPF_ALU | BPF_ADD | BPF_K, 1),
+			BPF_STMT(BPF_MISC | BPF_TAX, 0),
+			BPF_STMT(BPF_STX, 1),
+			BPF_STMT(BPF_LDX | BPF_MEM, 1),
+			BPF_STMT(BPF_MISC | BPF_TXA, 0),
+			BPF_STMT(BPF_ALU | BPF_ADD | BPF_K, 1),
+			BPF_STMT(BPF_MISC | BPF_TAX, 0),
+			BPF_STMT(BPF_STX, 2),
+			BPF_STMT(BPF_LDX | BPF_MEM, 2),
+			BPF_STMT(BPF_MISC | BPF_TXA, 0),
+			BPF_STMT(BPF_ALU | BPF_ADD | BPF_K, 1),
+			BPF_STMT(BPF_MISC | BPF_TAX, 0),
+			BPF_STMT(BPF_STX, 3),
+			BPF_STMT(BPF_LDX | BPF_MEM, 3),
+			BPF_STMT(BPF_MISC | BPF_TXA, 0),
+			BPF_STMT(BPF_ALU | BPF_ADD | BPF_K, 1),
+			BPF_STMT(BPF_MISC | BPF_TAX, 0),
+			BPF_STMT(BPF_STX, 4),
+			BPF_STMT(BPF_LDX | BPF_MEM, 4),
+			BPF_STMT(BPF_MISC | BPF_TXA, 0),
+			BPF_STMT(BPF_ALU | BPF_ADD | BPF_K, 1),
+			BPF_STMT(BPF_MISC | BPF_TAX, 0),
+			BPF_STMT(BPF_STX, 5),
+			BPF_STMT(BPF_LDX | BPF_MEM, 5),
+			BPF_STMT(BPF_MISC | BPF_TXA, 0),
+			BPF_STMT(BPF_ALU | BPF_ADD | BPF_K, 1),
+			BPF_STMT(BPF_MISC | BPF_TAX, 0),
+			BPF_STMT(BPF_STX, 6),
+			BPF_STMT(BPF_LDX | BPF_MEM, 6),
+			BPF_STMT(BPF_MISC | BPF_TXA, 0),
+			BPF_STMT(BPF_ALU | BPF_ADD | BPF_K, 1),
+			BPF_STMT(BPF_MISC | BPF_TAX, 0),
+			BPF_STMT(BPF_STX, 7),
+			BPF_STMT(BPF_LDX | BPF_MEM, 7),
+			BPF_STMT(BPF_MISC | BPF_TXA, 0),
+			BPF_STMT(BPF_ALU | BPF_ADD | BPF_K, 1),
+			BPF_STMT(BPF_MISC | BPF_TAX, 0),
+			BPF_STMT(BPF_STX, 8),
+			BPF_STMT(BPF_LDX | BPF_MEM, 8),
+			BPF_STMT(BPF_MISC | BPF_TXA, 0),
+			BPF_STMT(BPF_ALU | BPF_ADD | BPF_K, 1),
+			BPF_STMT(BPF_MISC | BPF_TAX, 0),
+			BPF_STMT(BPF_STX, 9),
+			BPF_STMT(BPF_LDX | BPF_MEM, 9),
+			BPF_STMT(BPF_MISC | BPF_TXA, 0),
+			BPF_STMT(BPF_ALU | BPF_ADD | BPF_K, 1),
+			BPF_STMT(BPF_MISC | BPF_TAX, 0),
+			BPF_STMT(BPF_STX, 10),
+			BPF_STMT(BPF_LDX | BPF_MEM, 10),
+			BPF_STMT(BPF_MISC | BPF_TXA, 0),
+			BPF_STMT(BPF_ALU | BPF_ADD | BPF_K, 1),
+			BPF_STMT(BPF_MISC | BPF_TAX, 0),
+			BPF_STMT(BPF_STX, 11),
+			BPF_STMT(BPF_LDX | BPF_MEM, 11),
+			BPF_STMT(BPF_MISC | BPF_TXA, 0),
+			BPF_STMT(BPF_ALU | BPF_ADD | BPF_K, 1),
+			BPF_STMT(BPF_MISC | BPF_TAX, 0),
+			BPF_STMT(BPF_STX, 12),
+			BPF_STMT(BPF_LDX | BPF_MEM, 12),
+			BPF_STMT(BPF_MISC | BPF_TXA, 0),
+			BPF_STMT(BPF_ALU | BPF_ADD | BPF_K, 1),
+			BPF_STMT(BPF_MISC | BPF_TAX, 0),
+			BPF_STMT(BPF_STX, 13),
+			BPF_STMT(BPF_LDX | BPF_MEM, 13),
+			BPF_STMT(BPF_MISC | BPF_TXA, 0),
+			BPF_STMT(BPF_ALU | BPF_ADD | BPF_K, 1),
+			BPF_STMT(BPF_MISC | BPF_TAX, 0),
+			BPF_STMT(BPF_STX, 14),
+			BPF_STMT(BPF_LDX | BPF_MEM, 14),
+			BPF_STMT(BPF_MISC | BPF_TXA, 0),
+			BPF_STMT(BPF_ALU | BPF_ADD | BPF_K, 1),
+			BPF_STMT(BPF_MISC | BPF_TAX, 0),
+			BPF_STMT(BPF_STX, 15),
+			BPF_STMT(BPF_LDX | BPF_MEM, 15),
+			BPF_STMT(BPF_MISC | BPF_TXA, 0),
+			BPF_STMT(BPF_ALU | BPF_ADD | BPF_K, 1),
+			BPF_STMT(BPF_MISC | BPF_TAX, 0),
+			BPF_STMT(BPF_RET | BPF_A, 0),
+		},
+		CLASSIC | FLAG_NO_DATA,
+		{ },
+		{ { 0, 116 } },
+	},
 };
 
 static struct net_device dev;