diff --git a/.gitignore b/.gitignore
index c21315328..01e4fa47d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -44,6 +44,9 @@ usr/openmpbench/schedbench
 usr/openmpbench/syncbench
 usr/openmpbench/taskbench
 usr/tmp/
+tools/Makefile
+usr/ircce/Makefile
+usr/xray/Makefile
 arch/x86/kernel/boot.h
 usr/binutils/
 usr/gcc/
diff --git a/.travis.yml b/.travis.yml
index 0d84a836b..7619680c2 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -18,7 +18,8 @@ script:
   - tar -czf libhermit_0.1.orig.tar.gz libhermit-0.1 --exclude=.git
   - cd libhermit-0.1
   - debuild -e PATH -us -uc -j2
-  - x86_64-hermit-readelf -a kernel/main.o | grep ABI
+  - sudo dpkg -i ../libhermit*_amd64.deb
+  - make -j2 examples
 
 deploy:
   on: production
diff --git a/mm/memory.c b/mm/memory.c
index 3bf6b945c..940987093 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -272,7 +272,17 @@ int memory_init(void)
 
 					LOG_INFO("Free region 0x%zx - 0x%zx\n", start_addr, end_addr);
 
-					if ((start_addr <= base) && (end_addr >= PAGE_2M_FLOOR(base+image_size))) {
+					if ((start_addr <= base) && (end_addr <= base)) {
+						init_list.start = start_addr;
+						init_list.end = end_addr;
+
+						LOG_INFO("Add region 0x%zx - 0x%zx\n", init_list.start, init_list.end);
+					} else if ((start_addr <= base) && (end_addr < PAGE_2M_FLOOR(base+image_size))) {
+						init_list.start = start_addr;
+						init_list.end = base;
+
+						LOG_INFO("Add region 0x%zx - 0x%zx\n", init_list.start, init_list.end);
+					} else if ((start_addr <= base) && (end_addr >= PAGE_2M_FLOOR(base+image_size))) {
 						init_list.start = PAGE_2M_FLOOR(base+image_size);
 						init_list.end = end_addr;
 
diff --git a/usr/libomp b/usr/libomp
index e7ea3a270..2046fa1ea 160000
--- a/usr/libomp
+++ b/usr/libomp
@@ -1 +1 @@
-Subproject commit e7ea3a270fc09f771596c02869344a362c8c5439
+Subproject commit 2046fa1ea1587ba862e54e797433e1d726ab6ba8
diff --git a/usr/tests/signals.c b/usr/tests/signals.c
index 2251ca331..70687759d 100644
--- a/usr/tests/signals.c
+++ b/usr/tests/signals.c
@@ -29,7 +29,7 @@
 #include <errno.h>
 #include <signal.h>
 #include <pthread.h>
-#include <syscall.h>
+#include <hermit/syscall.h>
 
 #define THREAD_COUNT_DEFAULT 2