diff -puN stage2/fsys_reiserfs.c~reiserfs-debug stage2/fsys_reiserfs.c
--- grub-0.97/stage2/fsys_reiserfs.c~reiserfs-debug	2006-09-13 18:41:43.000000000 +0400
+++ grub-0.97-vs/stage2/fsys_reiserfs.c	2006-09-13 18:45:40.000000000 +0400
@@ -22,7 +22,7 @@
 #include "shared.h"
 #include "filesys.h"
 
-#undef REISERDEBUG
+#define REISERDEBUG 1
 
 /* Some parts of this code (mainly the structures and defines) are
  * from the original reiser fs code, as found in the linux kernel.
@@ -664,6 +664,9 @@ reiserfs_mount (void)
   return 1;
 }
 
+#define fs_corrupted()							\
+  printf("%s: %d: %s: fs inconsistency is found\n", __FILE__, __LINE__, __FUNCTION__)
+
 /***************** TREE ACCESSING METHODS *****************************/
 
 /* I assume you are familiar with the ReiserFS tree, if not go to
@@ -713,6 +716,7 @@ read_tree_node (unsigned int blockNr, in
   /* Make sure it has the right node level */
   if (BLOCKHEAD (cache)->blk_level != depth)
     {
+      fs_corrupted();
       errnum = ERR_FSYS_CORRUPT;
       return 0;
     }
@@ -878,6 +882,7 @@ search_stat (__u32 dir_id, __u32 objecti
 	}
       ih++;
     }
+  fs_corrupted();
   errnum = ERR_FSYS_CORRUPT;
   return 0;
 }
@@ -1058,8 +1063,10 @@ reiserfs_dir (char *dirname)
 	  if (! next_key ()
 	      || reiserfs_read (linkbuf, filemax) != filemax)
 	    {
-	      if (! errnum)
+	      if (! errnum) {
+		fs_corrupted();
 		errnum = ERR_FSYS_CORRUPT;
+	      }
 	      return 0;
 	    }
 

_