diff --git a/.gitmodules b/.gitmodules
index a2e8fbd..25547db 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -16,3 +16,6 @@
 [submodule "libstd"]
 	path = libstd
 	url = gitea@pterpstra.com:m68k-backplane-computer/libstd.git
+[submodule "test_proc"]
+	path = test_proc
+	url = gitea@pterpstra.com:m68k-backplane-computer/test_proc.git
diff --git a/Tupfile b/Tupfile
index fae93d8..bd5098f 100644
--- a/Tupfile
+++ b/Tupfile
@@ -3,9 +3,10 @@
 : foreach libstd/include/*.i |> cp %f %o |> sysroot/usr/include/%b <include>
 : libstd/libstd.a |> cp %f %o |> sysroot/usr/lib/%b <libstd>
 : init/init |> cp %f %o |> sysroot/usr/bin/%b
+: test_proc/test_proc |> cp %f %o |> sysroot/usr/bin/%b
 : kernel/kernel |> cp %f %o |> sysroot/boot/%b
 : boot/boot.bin |> cp %f %o |> sysroot/usr/share/boot/%b
-: sysroot/boot/kernel sysroot/usr/bin/init | initrd_maker/initrd_maker |> ^t^ initrd_maker/initrd_maker %f |> initrd
+: sysroot/boot/kernel sysroot/usr/bin/init sysroot/usr/bin/test_proc | initrd_maker/initrd_maker |> ^t^ initrd_maker/initrd_maker %f |> initrd
 : initrd |> cp %f %o |> sysroot/boot/%b
 : sysroot/usr/share/boot/boot.bin sysroot/boot/initrd |> cat %f > %o |> os.dsk
 
diff --git a/init b/init
index 14f1fae..18b2729 160000
--- a/init
+++ b/init
@@ -1 +1 @@
-Subproject commit 14f1faedb3eee0dab0ba6859c1f9b73df315265d
+Subproject commit 18b27293c9846b8174e2842b7cb23ccac9f2dd2e
diff --git a/kernel b/kernel
index 1449f2b..e8b988f 160000
--- a/kernel
+++ b/kernel
@@ -1 +1 @@
-Subproject commit 1449f2bdb578ba35e5161e1207aa923db1c29c82
+Subproject commit e8b988f824f37cb2f54583b9c2071b2b020ccd00
diff --git a/test_proc b/test_proc
new file mode 160000
index 0000000..33db73f
--- /dev/null
+++ b/test_proc
@@ -0,0 +1 @@
+Subproject commit 33db73f27f94a92f31326f6ee6f1160e0397ba65