diff --git a/config/kernel.m4 b/config/kernel.m4
index 87c49a82c..79a49689d 100644
--- a/config/kernel.m4
+++ b/config/kernel.m4
@@ -272,8 +272,8 @@ AC_DEFUN([ZFS_AC_SPL], [
 	if test -z "$splsrcver"; then
 		AC_MSG_RESULT([Not found])
 		AC_MSG_ERROR([
-		*** Cannot determine the version of the spl source.
-		*** Please prepare the spl source before running this script])
+	*** Cannot determine the version of the spl source.
+	*** Please prepare the spl source before running this script])
 	fi
 
 	AC_MSG_RESULT([$splsrcver])
@@ -307,15 +307,15 @@ AC_DEFUN([ZFS_AC_KERNEL_CONFIG], [
 
 	ZFS_LINUX_CONFIG([PREEMPT],
 		AC_MSG_ERROR([
-		*** Kernel built with CONFIG_PREEMPT which is not supported.
-		** You must rebuild your kernel without this option.]), [])
+	*** Kernel built with CONFIG_PREEMPT which is not supported.
+	*** You must rebuild your kernel without this option.]), [])
 
 	if test "$ZFS_META_LICENSE" = CDDL; then
 		ZFS_LINUX_CONFIG([DEBUG_LOCK_ALLOC],
 		AC_MSG_ERROR([
-		*** Kernel built with CONFIG_DEBUG_LOCK_ALLOC which is
-		*** incompatible with the CDDL license.  You must rebuild
-		*** your kernel without this option.]), [])
+	*** Kernel built with CONFIG_DEBUG_LOCK_ALLOC which is
+	*** incompatible with the CDDL license.  You must rebuild
+	*** your kernel without this option.]), [])
 	fi
 
 	if test "$ZFS_META_LICENSE" = GPL; then
diff --git a/configure b/configure
index d97d1caca..4cf8c545b 100755
--- a/configure
+++ b/configure
@@ -12186,11 +12186,11 @@ $as_echo_n "checking spl source version... " >&6; }
 		{ $as_echo "$as_me:$LINENO: result: Not found" >&5
 $as_echo "Not found" >&6; }
 		{ { $as_echo "$as_me:$LINENO: error:
-		*** Cannot determine the version of the spl source.
-		*** Please prepare the spl source before running this script" >&5
+	*** Cannot determine the version of the spl source.
+	*** Please prepare the spl source before running this script" >&5
 $as_echo "$as_me: error:
-		*** Cannot determine the version of the spl source.
-		*** Please prepare the spl source before running this script" >&2;}
+	*** Cannot determine the version of the spl source.
+	*** Please prepare the spl source before running this script" >&2;}
    { (exit 1); exit 1; }; }
 	fi
 
@@ -12273,11 +12273,11 @@ _ACEOF
 		{ $as_echo "$as_me:$LINENO: result: yes" >&5
 $as_echo "yes" >&6; }
 		{ { $as_echo "$as_me:$LINENO: error:
-		*** Kernel built with CONFIG_PREEMPT which is not supported.
-		** You must rebuild your kernel without this option." >&5
+	*** Kernel built with CONFIG_PREEMPT which is not supported.
+	*** You must rebuild your kernel without this option." >&5
 $as_echo "$as_me: error:
-		*** Kernel built with CONFIG_PREEMPT which is not supported.
-		** You must rebuild your kernel without this option." >&2;}
+	*** Kernel built with CONFIG_PREEMPT which is not supported.
+	*** You must rebuild your kernel without this option." >&2;}
    { (exit 1); exit 1; }; }
 
 else
@@ -12344,13 +12344,13 @@ _ACEOF
 		{ $as_echo "$as_me:$LINENO: result: yes" >&5
 $as_echo "yes" >&6; }
 		{ { $as_echo "$as_me:$LINENO: error:
-		*** Kernel built with CONFIG_DEBUG_LOCK_ALLOC which is
-		*** incompatible with the CDDL license.  You must rebuild
-		*** your kernel without this option." >&5
+	*** Kernel built with CONFIG_DEBUG_LOCK_ALLOC which is
+	*** incompatible with the CDDL license.  You must rebuild
+	*** your kernel without this option." >&5
 $as_echo "$as_me: error:
-		*** Kernel built with CONFIG_DEBUG_LOCK_ALLOC which is
-		*** incompatible with the CDDL license.  You must rebuild
-		*** your kernel without this option." >&2;}
+	*** Kernel built with CONFIG_DEBUG_LOCK_ALLOC which is
+	*** incompatible with the CDDL license.  You must rebuild
+	*** your kernel without this option." >&2;}
    { (exit 1); exit 1; }; }
 
 else
@@ -16544,11 +16544,11 @@ $as_echo_n "checking spl source version... " >&6; }
 		{ $as_echo "$as_me:$LINENO: result: Not found" >&5
 $as_echo "Not found" >&6; }
 		{ { $as_echo "$as_me:$LINENO: error:
-		*** Cannot determine the version of the spl source.
-		*** Please prepare the spl source before running this script" >&5
+	*** Cannot determine the version of the spl source.
+	*** Please prepare the spl source before running this script" >&5
 $as_echo "$as_me: error:
-		*** Cannot determine the version of the spl source.
-		*** Please prepare the spl source before running this script" >&2;}
+	*** Cannot determine the version of the spl source.
+	*** Please prepare the spl source before running this script" >&2;}
    { (exit 1); exit 1; }; }
 	fi
 
@@ -16631,11 +16631,11 @@ _ACEOF
 		{ $as_echo "$as_me:$LINENO: result: yes" >&5
 $as_echo "yes" >&6; }
 		{ { $as_echo "$as_me:$LINENO: error:
-		*** Kernel built with CONFIG_PREEMPT which is not supported.
-		** You must rebuild your kernel without this option." >&5
+	*** Kernel built with CONFIG_PREEMPT which is not supported.
+	*** You must rebuild your kernel without this option." >&5
 $as_echo "$as_me: error:
-		*** Kernel built with CONFIG_PREEMPT which is not supported.
-		** You must rebuild your kernel without this option." >&2;}
+	*** Kernel built with CONFIG_PREEMPT which is not supported.
+	*** You must rebuild your kernel without this option." >&2;}
    { (exit 1); exit 1; }; }
 
 else
@@ -16702,13 +16702,13 @@ _ACEOF
 		{ $as_echo "$as_me:$LINENO: result: yes" >&5
 $as_echo "yes" >&6; }
 		{ { $as_echo "$as_me:$LINENO: error:
-		*** Kernel built with CONFIG_DEBUG_LOCK_ALLOC which is
-		*** incompatible with the CDDL license.  You must rebuild
-		*** your kernel without this option." >&5
+	*** Kernel built with CONFIG_DEBUG_LOCK_ALLOC which is
+	*** incompatible with the CDDL license.  You must rebuild
+	*** your kernel without this option." >&5
 $as_echo "$as_me: error:
-		*** Kernel built with CONFIG_DEBUG_LOCK_ALLOC which is
-		*** incompatible with the CDDL license.  You must rebuild
-		*** your kernel without this option." >&2;}
+	*** Kernel built with CONFIG_DEBUG_LOCK_ALLOC which is
+	*** incompatible with the CDDL license.  You must rebuild
+	*** your kernel without this option." >&2;}
    { (exit 1); exit 1; }; }
 
 else