diff --git a/src/system/kernel/device_manager/IOCache.cpp b/src/system/kernel/device_manager/IOCache.cpp
index a18ff384c7..7b29be14b4 100644
--- a/src/system/kernel/device_manager/IOCache.cpp
+++ b/src/system/kernel/device_manager/IOCache.cpp
@@ -113,6 +113,7 @@ IOCache::Init(const char* name)
 		return B_ERROR;
 	}
 	fCache = area->cache;
+	fCache->virtual_end = INT64_MAX;
 
 	// allocate arrays for pages and io vecs
 	fPages = new(std::nothrow) vm_page*[fPagesPerLine];