diff --git a/arch/arm/src/armv7-m/gnu/up_exception.S b/arch/arm/src/armv7-m/gnu/up_exception.S
index 0010136b035..4f2927b421e 100644
--- a/arch/arm/src/armv7-m/gnu/up_exception.S
+++ b/arch/arm/src/armv7-m/gnu/up_exception.S
@@ -323,7 +323,7 @@ exception_common:
 	.global	g_intstackbase
 	.align	8
 g_intstackalloc:
-	.skip	(CONFIG_ARCH_INTERRUPTSTACK & ~7)
+	.skip	((CONFIG_ARCH_INTERRUPTSTACK + 4) & ~7)
 g_intstackbase:
 	.size	g_intstackalloc, .-g_intstackalloc
 #endif
diff --git a/arch/arm/src/armv7-m/gnu/up_lazyexception.S b/arch/arm/src/armv7-m/gnu/up_lazyexception.S
index 08ce8be75cc..eb3e27057bc 100644
--- a/arch/arm/src/armv7-m/gnu/up_lazyexception.S
+++ b/arch/arm/src/armv7-m/gnu/up_lazyexception.S
@@ -235,7 +235,7 @@ exception_common:
 	 *
 	 * Here:
 	 *   r0 = Address of the register save area
-	
+
 	 * NOTE: It is a requirement that up_restorefpu() preserve the value of
 	 * r0!
 	 */
@@ -355,7 +355,7 @@ exception_common:
 	.global	g_intstackbase
 	.align	8
 g_intstackalloc:
-	.skip	(CONFIG_ARCH_INTERRUPTSTACK & ~7)
+	.skip	((CONFIG_ARCH_INTERRUPTSTACK + 4) & ~7)
 g_intstackbase:
 	.size	g_intstackalloc, .-g_intstackalloc
 #endif
diff --git a/arch/arm/src/common/up_initialize.c b/arch/arm/src/common/up_initialize.c
index 267f5e1c594..ff11e45170d 100644
--- a/arch/arm/src/common/up_initialize.c
+++ b/arch/arm/src/common/up_initialize.c
@@ -106,7 +106,7 @@ static inline void up_color_intstack(void)
   uint32_t *ptr = (uint32_t *)&g_intstackalloc;
   ssize_t size;
 
-  for (size = (CONFIG_ARCH_INTERRUPTSTACK & ~7);
+  for (size = (CONFIG_ARCH_INTERRUPTSTACK & ~3);
        size > 0;
        size -= sizeof(uint32_t))
     {
diff --git a/arch/arm/src/kinetis/kinetis_vectors.S b/arch/arm/src/kinetis/kinetis_vectors.S
index 48c74c70597..30940199af7 100644
--- a/arch/arm/src/kinetis/kinetis_vectors.S
+++ b/arch/arm/src/kinetis/kinetis_vectors.S
@@ -484,7 +484,7 @@ exception_common:
 	.global	g_intstackbase
 	.align	8
 g_intstackalloc:
-	.skip	(CONFIG_ARCH_INTERRUPTSTACK & ~7)
+	.skip	((CONFIG_ARCH_INTERRUPTSTACK + 4) & ~7)
 g_intstackbase:
 	.size	g_intstackalloc, .-g_intstackalloc
 #endif
diff --git a/arch/arm/src/lpc17xx/lpc17_vectors.S b/arch/arm/src/lpc17xx/lpc17_vectors.S
index 6cee7d97316..988147263ef 100644
--- a/arch/arm/src/lpc17xx/lpc17_vectors.S
+++ b/arch/arm/src/lpc17xx/lpc17_vectors.S
@@ -348,7 +348,7 @@ exception_common:
 	 *
 	 * Here:
 	 *   r0 = Address of the register save area
-	
+
 	 * NOTE: It is a requirement that up_restorefpu() preserve the value of
 	 * r0!
 	 */
@@ -468,7 +468,7 @@ exception_common:
 	.global	g_intstackbase
 	.align	8
 g_intstackalloc:
-	.skip	(CONFIG_ARCH_INTERRUPTSTACK & ~7)
+	.skip	((CONFIG_ARCH_INTERRUPTSTACK + 4) & ~7)
 g_intstackbase:
 	.size	g_intstackalloc, .-g_intstackalloc
 #endif
diff --git a/arch/arm/src/sam34/sam_vectors.S b/arch/arm/src/sam34/sam_vectors.S
index 9765f614749..9de7d247a99 100644
--- a/arch/arm/src/sam34/sam_vectors.S
+++ b/arch/arm/src/sam34/sam_vectors.S
@@ -362,7 +362,7 @@ exception_common:
 	 *
 	 * Here:
 	 *   r0 = Address of the register save area
-	
+
 	 * NOTE: It is a requirement that up_restorefpu() preserve the value of
 	 * r0!
 	 */
@@ -482,7 +482,7 @@ exception_common:
 	.global	g_intstackbase
 	.align	8
 g_intstackalloc:
-	.skip	(CONFIG_ARCH_INTERRUPTSTACK & ~7)
+	.skip	((CONFIG_ARCH_INTERRUPTSTACK + 4) & ~7)
 g_intstackbase:
 	.size	g_intstackalloc, .-g_intstackalloc
 #endif
diff --git a/arch/arm/src/stm32/gnu/stm32_vectors.S b/arch/arm/src/stm32/gnu/stm32_vectors.S
index 31f62c8d112..c961781f331 100644
--- a/arch/arm/src/stm32/gnu/stm32_vectors.S
+++ b/arch/arm/src/stm32/gnu/stm32_vectors.S
@@ -497,7 +497,7 @@ exception_common:
 	.global	g_intstackbase
 	.align	8
 g_intstackalloc:
-	.skip	(CONFIG_ARCH_INTERRUPTSTACK & ~7)
+	.skip	((CONFIG_ARCH_INTERRUPTSTACK + 4) & ~7)
 g_intstackbase:
 	.size	g_intstackalloc, .-g_intstackalloc
 #endif
diff --git a/arch/arm/src/stm32/iar/stm32_vectors.S b/arch/arm/src/stm32/iar/stm32_vectors.S
index cf83e7b8bff..f46cb7c57ba 100644
--- a/arch/arm/src/stm32/iar/stm32_vectors.S
+++ b/arch/arm/src/stm32/iar/stm32_vectors.S
@@ -1055,7 +1055,7 @@ l5:
 	.global	g_intstackbase
 	.align	8
 g_intstackalloc:
-	.skip	(CONFIG_ARCH_INTERRUPTSTACK & ~7)
+	.skip	((CONFIG_ARCH_INTERRUPTSTACK + 4) & ~7)
 g_intstackbase:
 	.size	g_intstackalloc, .-g_intstackalloc
 #endif
diff --git a/arch/arm/src/tiva/tiva_vectors.S b/arch/arm/src/tiva/tiva_vectors.S
index 4f56269ba44..943581c2e1a 100644
--- a/arch/arm/src/tiva/tiva_vectors.S
+++ b/arch/arm/src/tiva/tiva_vectors.S
@@ -339,7 +339,7 @@ exception_common:
 	 *
 	 * Here:
 	 *   r0 = Address of the register save area
-	
+
 	 * NOTE: It is a requirement that up_restorefpu() preserve the value of
 	 * r0!
 	 */
@@ -459,7 +459,7 @@ exception_common:
 	.global	g_intstackbase
 	.align	8
 g_intstackalloc:
-	.skip	(CONFIG_ARCH_INTERRUPTSTACK & ~7)
+	.skip	((CONFIG_ARCH_INTERRUPTSTACK + 4) & ~7)
 g_intstackbase:
 	.size	g_intstackalloc, .-g_intstackalloc
 #endif