diff --git a/scripts/ceph/start.sh b/scripts/ceph/start.sh
index a55601f37..88a93563a 100755
--- a/scripts/ceph/start.sh
+++ b/scripts/ceph/start.sh
@@ -63,7 +63,7 @@ echo -e "\t[mon.a]" >> "$ceph_conf"
 echo -e "\tmon addr = ${mon_ip}:12046" >> "$ceph_conf"
 
 # create mon
-rm -rf ${mon_dir}/*
+rm -rf "${mon_dir:?}/"*
 mkdir -p ${mon_dir}
 mkdir -p ${pid_dir}
 rm -f /etc/ceph/ceph.client.admin.keyring
diff --git a/scripts/check_format.sh b/scripts/check_format.sh
index 71ae445d7..dc626c2b9 100755
--- a/scripts/check_format.sh
+++ b/scripts/check_format.sh
@@ -242,7 +242,7 @@ if hash shellcheck 2>/dev/null; then
 	# This SHCK_EXCLUDE list is out "to do" and we work to fix all of this errors.
 	SHCK_EXCLUDE="SC1083,SC2002,SC2004,\
 SC2010,SC2012,SC2016,SC2034,SC2045,SC2046,SC2068,SC2086,SC2089,SC2090,\
-SC2097,SC2098,SC2115,SC2119,SC2120,SC2121,SC2124,SC2126,SC2128,\
+SC2097,SC2098,SC2119,SC2120,SC2121,SC2124,SC2126,SC2128,\
 SC2129,SC2140,SC2142,SC2143,SC2148,SC2152,SC2153,SC2154,SC2155,\
 SC2162,SC2164,SC2165,SC2166,SC2167,\
 SC2230"
diff --git a/test/vhost/migration/migration-tc3a.sh b/test/vhost/migration/migration-tc3a.sh
index 8576096af..e45fd541c 100644
--- a/test/vhost/migration/migration-tc3a.sh
+++ b/test/vhost/migration/migration-tc3a.sh
@@ -100,7 +100,7 @@ function host1_start_nvmf()
 
 	notice "Starting nvmf_tgt instance on local server"
 	mkdir -p $nvmf_dir
-	rm -rf $nvmf_dir/*
+	rm -rf "${nvmf_dir:?}/"*
 
 	trap 'host1_cleanup_nvmf SIGKILL; error_exit "${FUNCNAME}" "${LINENO}"' INT ERR EXIT
 	$rootdir/app/nvmf_tgt/nvmf_tgt -s 512 -m 0xF -r $nvmf_dir/nvmf_rpc.sock --wait-for-rpc &
diff --git a/test/vhost/readonly/delete_partition_vm.sh b/test/vhost/readonly/delete_partition_vm.sh
index 0a68f2e75..01e230d0e 100755
--- a/test/vhost/readonly/delete_partition_vm.sh
+++ b/test/vhost/readonly/delete_partition_vm.sh
@@ -16,7 +16,7 @@ function error()
 	trap - ERR
 	set +e
 	umount "$test_folder_name"
-	rm -rf "$testdir/$test_folder_name"
+	rm -rf "${testdir:?}/${test_folder_name:?}"
 	exit 1
 }
 
@@ -37,7 +37,7 @@ mount /dev/$disk_name"1" $test_folder_name
 
 echo "INFO: Removing folder and unmounting $test_folder_name"
 umount "$test_folder_name"
-rm -rf "$testdir/$test_folder_name"
+rm -rf "${testdir:?}/${test_folder_name:?}"
 
 echo "INFO: Deleting partition"
 echo -e "d\n1\nw" | fdisk /dev/$disk_name
diff --git a/test/vhost/readonly/disabled_readonly_vm.sh b/test/vhost/readonly/disabled_readonly_vm.sh
index 57956aaf0..61c664be5 100755
--- a/test/vhost/readonly/disabled_readonly_vm.sh
+++ b/test/vhost/readonly/disabled_readonly_vm.sh
@@ -16,7 +16,7 @@ function error()
 	trap - ERR
 	set +e
 	umount "$test_folder_name"
-	rm -rf "$testdir/$test_folder_name"
+	rm -rf "${testdir:?}/${test_folder_name:?}"
 	exit 1
 }
 
@@ -45,4 +45,4 @@ mount /dev/$disk_name"1" $test_folder_name
 echo "INFO: Creating a test file $test_file_name"
 truncate -s "200M" $test_folder_name/$test_file_name
 umount "$test_folder_name"
-rm -rf "$testdir/$test_folder_name"
+rm -rf "${testdir:?}/${test_folder_name:?}"
diff --git a/test/vhost/readonly/enabled_readonly_vm.sh b/test/vhost/readonly/enabled_readonly_vm.sh
index b34b7d309..75369da66 100755
--- a/test/vhost/readonly/enabled_readonly_vm.sh
+++ b/test/vhost/readonly/enabled_readonly_vm.sh
@@ -14,7 +14,7 @@ function error()
 	echo -e "ERROR: $*"
 	echo "==========="
 	umount "$test_folder_name"
-	rm -rf "$testdir/$test_folder_name"
+	rm -rf "${testdir:?}/${test_folder_name:?}"
 	exit 1
 }
 
@@ -61,7 +61,7 @@ if ! rm $testdir/$test_file_name; then
 fi
 
 umount "$test_folder_name"
-rm -rf "$testdir/$test_folder_name"
+rm -rf "${testdir:?}/${test_folder_name:?}"
 echo "INFO: Trying to create file system on a readonly disk"
 if mkfs.ext4 -F /dev/$disk_name"1"; then
 	error "Created file system on a readonly disk!"