diff --git a/drivers/net/wireguard/device.c b/drivers/net/wireguard/device.c
index 0fad1331303c0240c497e21a420c9340ab4153fb..aa9a7a5970fda6fbf51b9748f4386b6ce1542a56 100644
--- a/drivers/net/wireguard/device.c
+++ b/drivers/net/wireguard/device.c
@@ -19,6 +19,7 @@
 #include <linux/if_arp.h>
 #include <linux/icmp.h>
 #include <linux/suspend.h>
+#include <net/dst_metadata.h>
 #include <net/icmp.h>
 #include <net/rtnetlink.h>
 #include <net/ip_tunnels.h>
@@ -167,7 +168,7 @@ static netdev_tx_t wg_xmit(struct sk_buff *skb, struct net_device *dev)
 		goto err_peer;
 	}
 
-	mtu = skb_dst(skb) ? dst_mtu(skb_dst(skb)) : dev->mtu;
+	mtu = skb_valid_dst(skb) ? dst_mtu(skb_dst(skb)) : dev->mtu;
 
 	__skb_queue_head_init(&packets);
 	if (!skb_is_gso(skb)) {
diff --git a/tools/testing/selftests/wireguard/qemu/arch/i686.config b/tools/testing/selftests/wireguard/qemu/arch/i686.config
index a85025d7206eec0b349d4aef5373dcda03dc0f8c..a9b4fe7950480fe842b0a819df5e429dc259d48a 100644
--- a/tools/testing/selftests/wireguard/qemu/arch/i686.config
+++ b/tools/testing/selftests/wireguard/qemu/arch/i686.config
@@ -1,3 +1,4 @@
+CONFIG_ACPI=y
 CONFIG_SERIAL_8250=y
 CONFIG_SERIAL_8250_CONSOLE=y
 CONFIG_CMDLINE_BOOL=y
diff --git a/tools/testing/selftests/wireguard/qemu/arch/x86_64.config b/tools/testing/selftests/wireguard/qemu/arch/x86_64.config
index 00a1ef4869d58ae86774cf5ba6c51363d903fb95..45dd53a0d76005fec85c7b5513fbcc902ed3a006 100644
--- a/tools/testing/selftests/wireguard/qemu/arch/x86_64.config
+++ b/tools/testing/selftests/wireguard/qemu/arch/x86_64.config
@@ -1,3 +1,4 @@
+CONFIG_ACPI=y
 CONFIG_SERIAL_8250=y
 CONFIG_SERIAL_8250_CONSOLE=y
 CONFIG_CMDLINE_BOOL=y