5425 ld_unwind_populate_hdr likely misaccounts for 'P'

@@ -632,11 +632,11 @@
                                                  * Just need to extract the
                                                  * value to move on to the next
                                                  * field.
                                                  */
                                             (void) dwarf_ehe_extract(
-                                                &data[off + ndx],
+                                                &data[off],
                                                 &ndx, ciePflag,
                                                 ofl->ofl_dehdr->e_ident, B_FALSE,
                                                 shdr->sh_addr, off + ndx, 0);
                                             break;
                                         case 'R':