diff -Nru initramfs-tools-0.131ubuntu18/debian/changelog initramfs-tools-0.131ubuntu19/debian/changelog
--- initramfs-tools-0.131ubuntu18/debian/changelog	2019-03-13 17:28:46.000000000 -0300
+++ initramfs-tools-0.131ubuntu19/debian/changelog	2019-03-26 14:49:29.000000000 -0300
@@ -1,3 +1,9 @@
+initramfs-tools (0.131ubuntu19) disco; urgency=medium
+
+  * Add modules for nvme path components on multipath nvme. LP: #1778844
+
+ -- Thadeu Lima de Souza Cascardo <cascardo@canonical.com>  Tue, 26 Mar 2019 14:49:29 -0300
+
 initramfs-tools (0.131ubuntu18) disco; urgency=medium
 
   * Explicitly record net autopkgtest dependency on isc-dhcp-client.
diff -Nru initramfs-tools-0.131ubuntu18/hook-functions initramfs-tools-0.131ubuntu19/hook-functions
--- initramfs-tools-0.131ubuntu18/hook-functions	2018-09-20 06:33:07.000000000 -0300
+++ initramfs-tools-0.131ubuntu19/hook-functions	2019-03-26 14:43:51.000000000 -0300
@@ -256,6 +256,21 @@
 	done
 }
 
+nvme_dev_sys_walk_mod_add()
+{
+	local dev_sys_path component nvme_sys_path
+	dev_sys_path="$(readlink -f "$1")"
+	if ! echo "$dev_sys_path" | grep -q "nvme-subsys"; then
+		return
+	fi
+	for component in "$dev_sys_path"/nvme* ; do
+		if [ -L "$component" ] ; then
+			nvme_sys_path=$(readlink -f "$component")
+			sys_walk_mod_add "$nvme_sys_path"
+		fi
+	done
+}
+
 block_dev_sys_walk_mod_add()
 {
 	local dev_sys_path disk_sys_path component
@@ -274,6 +289,7 @@
 	ls -1 "$disk_sys_path/slaves" | while read component; do
 		block_dev_sys_walk_mod_add "$disk_sys_path/slaves/$component"
 	done
+	nvme_dev_sys_walk_mod_add "$disk_sys_path/device"
 
 	sys_walk_mod_add ${dev_sys_path}
 }