diff -urNp 2.4.19rc3ac1/fs/locks.c 2.4.19rc3ac2/fs/locks.c
--- 2.4.19rc3ac1/fs/locks.c	Tue Jul 23 23:03:33 2002
+++ 2.4.19rc3ac2/fs/locks.c	Tue Jul 23 23:10:57 2002
@@ -934,8 +934,11 @@ int posix_lock_file(struct file *filp, s
 				goto next_lock;
 			/* If the next lock in the list has entirely bigger
 			 * addresses than the new one, insert the lock here.
+			 *
+			 * be careful if fl_end == OFFSET_MAX --okir
 			 */
-			if (fl->fl_start > caller->fl_end + 1)
+			if (fl->fl_start > caller->fl_end + 1
+			 && caller->fl_end != OFFSET_MAX)
 				break;
 
 			/* If we come here, the new and old lock are of the