diff --git a/src/share/classes/java/nio/ByteBufferAs-X-Buffer.java.template b/src/share/classes/java/nio/ByteBufferAs-X-Buffer.java.template
index bae622550ac2fafb74ece6ae98b23c69f44641c3..810b0f4b72888e0f24b31039aa07ac8fc25419a1 100644
--- a/src/share/classes/java/nio/ByteBufferAs-X-Buffer.java.template
+++ b/src/share/classes/java/nio/ByteBufferAs-X-Buffer.java.template
@@ -72,7 +72,6 @@ class ByteBufferAs$Type$Buffer$RW$$BO$                  // package-private
     public $Type$Buffer slice() {
         int pos = this.position();
         int lim = this.limit();
-        assert (pos <= lim);
         int rem = (pos <= lim ? lim - pos : 0);
         int off = (pos << $LG_BYTES_PER_VALUE$) + offset;
         assert (off >= 0);
diff --git a/src/share/classes/java/nio/Direct-X-Buffer.java.template b/src/share/classes/java/nio/Direct-X-Buffer.java.template
index e9f6d9fd0dbac6ebcb204258312eea1b3d939a7d..fd7af812c6abbf9e34e8ef66ee2d3ea9a5045d9d 100644
--- a/src/share/classes/java/nio/Direct-X-Buffer.java.template
+++ b/src/share/classes/java/nio/Direct-X-Buffer.java.template
@@ -206,7 +206,6 @@ class Direct$Type$Buffer$RW$$BO$
     public $Type$Buffer slice() {
         int pos = this.position();
         int lim = this.limit();
-        assert (pos <= lim);
         int rem = (pos <= lim ? lim - pos : 0);
         int off = (pos << $LG_BYTES_PER_VALUE$);
         assert (off >= 0);
diff --git a/src/share/classes/java/nio/Heap-X-Buffer.java.template b/src/share/classes/java/nio/Heap-X-Buffer.java.template
index d25cb499c918c0033a5a6bfd673fc90ffc1a835e..1b327277f0f5cd787c46a7a0827a736444bc87f7 100644
--- a/src/share/classes/java/nio/Heap-X-Buffer.java.template
+++ b/src/share/classes/java/nio/Heap-X-Buffer.java.template
@@ -95,13 +95,15 @@ class Heap$Type$Buffer$RW$
     }
 
     public $Type$Buffer slice() {
-        int rem = this.remaining();
+        int pos = this.position();
+        int lim = this.limit();
+        int rem = (pos <= lim ? lim - pos : 0);
         return new Heap$Type$Buffer$RW$(hb,
                                         -1,
                                         0,
                                         rem,
                                         rem,
-                                        this.position() + offset);
+                                        pos + offset);
     }
 
     public $Type$Buffer duplicate() {
diff --git a/src/share/classes/java/nio/StringCharBuffer.java b/src/share/classes/java/nio/StringCharBuffer.java
index 0c20fa669c501eac36572b54a32201bd813ca834..a8f07f1ce6cd5b5b1515b39023125ec6a08a3d18 100644
--- a/src/share/classes/java/nio/StringCharBuffer.java
+++ b/src/share/classes/java/nio/StringCharBuffer.java
@@ -42,12 +42,15 @@ class StringCharBuffer                                  // package-private
     }
 
     public CharBuffer slice() {
+        int pos = this.position();
+        int lim = this.limit();
+        int rem = (pos <= lim ? lim - pos : 0);
         return new StringCharBuffer(str,
                                     -1,
                                     0,
-                                    this.remaining(),
-                                    this.remaining(),
-                                    offset + this.position());
+                                    rem,
+                                    rem,
+                                    offset + pos);
     }
 
     private StringCharBuffer(CharSequence s,