diff --git a/tests/sys/netinet/if_wg_test.sh b/tests/sys/netinet/if_wg_test.sh
index 3cf69b035f97..b0ab70108cf4 100644
--- a/tests/sys/netinet/if_wg_test.sh
+++ b/tests/sys/netinet/if_wg_test.sh
@@ -1,188 +1,188 @@
 # $FreeBSD$
 #
 # SPDX-License-Identifier: BSD-2-Clause-FreeBSD
 #
 # Copyright (c) 2021 The FreeBSD Foundation
 #
 # This software was developed by Mark Johnston under sponsorship
 # from the FreeBSD Foundation.
 #
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions
 # are met:
 # 1. Redistributions of source code must retain the above copyright
 #    notice, this list of conditions and the following disclaimer.
 # 2. Redistributions in binary form must reproduce the above copyright
 #    notice, this list of conditions and the following disclaimer in the
 #    documentation and/or other materials provided with the distribution.
 #
 # THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 # ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
 # FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 # OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 # HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 # OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 # SUCH DAMAGE.
 
 . $(atf_get_srcdir)/../common/vnet.subr
 
 atf_test_case "wg_basic" "cleanup"
 wg_basic_head()
 {
 	atf_set descr 'Create a wg(4) tunnel over an epair and pass traffic between jails'
 	atf_set require.user root
 }
 
 wg_basic_body()
 {
 	local epair pri1 pri2 pub1 pub2 wg1 wg2
         local endpoint1 endpoint2 tunnel1 tunnel2
 
 	kldload -n if_wg
 
 	pri1=$(openssl rand -base64 32)
 	pri2=$(openssl rand -base64 32)
 
 	endpoint1=192.168.2.1
 	endpoint2=192.168.2.2
 	tunnel1=169.254.0.1
 	tunnel2=169.254.0.2
 
 	epair=$(vnet_mkepair)
 
 	vnet_init
 
 	vnet_mkjail wgtest1 ${epair}a
 	vnet_mkjail wgtest2 ${epair}b
 
 	# Workaround for PR 254212.
 	jexec wgtest1 ifconfig lo0 up
 	jexec wgtest2 ifconfig lo0 up
 
 	jexec wgtest1 ifconfig ${epair}a $endpoint1 up
 	jexec wgtest2 ifconfig ${epair}b $endpoint2 up
 
 	wg1=$(jexec wgtest1 ifconfig wg create listen-port 12345 private-key "$pri1")
 	pub1=$(jexec wgtest1 ifconfig $wg1 | awk '/public-key:/ {print $2}')
 	wg2=$(jexec wgtest2 ifconfig wg create listen-port 12345 private-key "$pri2")
 	pub2=$(jexec wgtest2 ifconfig $wg2 | awk '/public-key:/ {print $2}')
 
 	atf_check -s exit:0 -o ignore \
 	    jexec wgtest1 ifconfig $wg1 peer public-key "$pub2" \
 	    endpoint ${endpoint2}:12345 allowed-ips ${tunnel2}/32
 	atf_check -s exit:0 \
-	    jexec wgtest1 ifconfig $wg1 inet $tunnel1
+	    jexec wgtest1 ifconfig $wg1 inet $tunnel1 up
 
 	atf_check -s exit:0 -o ignore \
 	    jexec wgtest2 ifconfig $wg2 peer public-key "$pub1" \
 	    endpoint ${endpoint1}:12345 allowed-ips ${tunnel1}/32
 	atf_check -s exit:0 \
-	    jexec wgtest2 ifconfig $wg2 inet $tunnel2
+	    jexec wgtest2 ifconfig $wg2 inet $tunnel2 up
 
 	# Generous timeout since the handshake takes some time.
 	atf_check -s exit:0 -o ignore jexec wgtest1 ping -o -t 5 -i 0.25 $tunnel2
 	atf_check -s exit:0 -o ignore jexec wgtest2 ping -o -t 5 -i 0.25 $tunnel1
 }
 
 wg_basic_cleanup()
 {
 	vnet_cleanup
 }
 
 # The kernel is expecteld to silently ignore any attempt to add a peer with a
 # public key identical to the host's.
 atf_test_case "wg_key_peerdev_shared" "cleanup"
 wg_key_peerdev_shared_head()
 {
 	atf_set descr 'Create a wg(4) interface with a shared pubkey between device and a peer'
 	atf_set require.user root
 }
 
 wg_key_peerdev_shared_body()
 {
 	local epair pri1 pub1 wg1
         local endpoint1 tunnel1
 
 	kldload -n if_wg
 
 	pri1=$(openssl rand -base64 32)
 
 	endpoint1=192.168.2.1
 	tunnel1=169.254.0.1
 
 	vnet_mkjail wgtest1
 
 	wg1=$(jexec wgtest1 ifconfig wg create listen-port 12345 private-key "$pri1")
 	pub1=$(jexec wgtest1 ifconfig $wg1 | awk '/public-key:/ {print $2}')
 
 	atf_check -s exit:0 \
 	    jexec wgtest1 ifconfig ${wg1} peer public-key "${pub1}" \
 	    allowed-ips "${tunnel1}/32"
 
 	atf_check -o empty jexec wgtest1 ifconfig ${wg1} peers
 }
 
 wg_key_peerdev_shared_cleanup()
 {
 	vnet_cleanup
 }
 
 # When a wg(8) interface has a private key reassigned that corresponds to the
 # public key already on a peer, the kernel is expected to deconfigure the peer
 # to resolve the conflict.
 atf_test_case "wg_key_peerdev_makeshared" "cleanup"
 wg_key_peerdev_makeshared_head()
 {
 	atf_set descr 'Create a wg(4) interface and assign peer key to device'
 	atf_set require.progs wg
 }
 
 wg_key_peerdev_makeshared_body()
 {
 	local epair pri1 pub1 pri2 wg1 wg2
         local endpoint1 tunnel1
 
 	kldload -n if_wg
 
 	pri1=$(openssl rand -base64 32)
 	pri2=$(openssl rand -base64 32)
 
 	endpoint1=192.168.2.1
 	tunnel1=169.254.0.1
 
 	vnet_mkjail wgtest1
 
 	wg1=$(jexec wgtest1 ifconfig wg create listen-port 12345 private-key "$pri1")
 	pub1=$(jexec wgtest1 ifconfig $wg1 | awk '/public-key:/ {print $2}')
 
 	wg2=$(jexec wgtest1 ifconfig wg create listen-port 12345 private-key "$pri2")
 
 	atf_check -s exit:0 -o ignore \
 	    jexec wgtest1 ifconfig ${wg2} peer public-key "${pub1}" \
 	    allowed-ips "${tunnel1}/32"
 
 	atf_check -o not-empty jexec wgtest1 ifconfig ${wg2} peers
 
 	jexec wgtest1 sh -c "echo '${pri1}' > pri1"
 
 	atf_check -s exit:0 \
 	   jexec wgtest1 wg set ${wg2} private-key pri1
 
 	atf_check -o empty jexec wgtest1 ifconfig ${wg2} peers
 }
 
 wg_key_peerdev_makeshared_cleanup()
 {
 	vnet_cleanup
 }
 
 atf_init_test_cases()
 {
 	atf_add_test_case "wg_basic"
 	atf_add_test_case "wg_key_peerdev_shared"
 	atf_add_test_case "wg_key_peerdev_makeshared"
 }