diff -r dcdeb150988c -r 8be1318fbe77 src/os/solaris/vm/os_solaris.cpp
--- a/src/os/solaris/vm/os_solaris.cpp	Thu Apr 04 21:15:43 2013 -0700
+++ b/src/os/solaris/vm/os_solaris.cpp	Fri Apr 05 10:38:08 2013 -0700
@@ -1885,6 +1885,9 @@
   } else if (strchr(pname, *os::path_separator()) != NULL) {
     int n;
     char** pelements = split_path(pname, &n);
+    if (pelements == NULL) {
+      return false;
+    }
     for (int i = 0 ; i < n ; i++) {
       // really shouldn't be NULL but what the heck, check can't hurt
       if (pelements[i] == NULL || strlen(pelements[i]) == 0) {
@@ -5787,16 +5790,6 @@
 
 //---------------------------------------------------------------------------------
 
-static address same_page(address x, address y) {
-  intptr_t page_bits = -os::vm_page_size();
-  if ((intptr_t(x) & page_bits) == (intptr_t(y) & page_bits))
-    return x;
-  else if (x > y)
-    return (address)(intptr_t(y) | ~page_bits) + 1;
-  else
-    return (address)(intptr_t(y) & page_bits);
-}
-
 bool os::find(address addr, outputStream* st) {
   Dl_info dlinfo;
   memset(&dlinfo, 0, sizeof(dlinfo));
@@ -5822,8 +5815,8 @@
 
     if (Verbose) {
       // decode some bytes around the PC
-      address begin = same_page(addr-40, addr);
-      address end   = same_page(addr+40, addr);
+      address begin = clamp_address_in_page(addr-40, addr, os::vm_page_size());
+      address end   = clamp_address_in_page(addr+40, addr, os::vm_page_size());
       address       lowest = (address) dlinfo.dli_sname;
       if (!lowest)  lowest = (address) dlinfo.dli_fbase;
       if (begin < lowest)  begin = lowest;