#37297 [NEW]: segfault when dumping GtkSelectionData

From: cweiske@php.net Operating system: Linux/Gentoo PHP version: 5.1.3 PHP Bug Type: PHP-GTK related Bug description: segfault when dumping GtkSelectionData Description: ------------ Bug in drag'n'drop: Drag from "from" button to "to" button. You will get a segfault. Reproduce code: --------------- <?php $wnd = new GtkWindow(); $wnd->connect_simple('destroy', array('Gtk', 'main_quit')); $hbox = new GtkHBox(); $wnd->add($hbox); $btnFrom = new GtkButton('From'); $btnTo = new GtkButton('To'); $hbox->pack_start($btnFrom); $hbox->pack_start($btnTo); $btnFrom->drag_source_set( Gdk::BUTTON1_MASK, //change to text/plain, and it works array(array('text/xml', 0, 1)), Gdk::ACTION_COPY | Gdk::ACTION_MOVE ); $btnFrom->connect('drag-data-get', 'onGetDragData'); $btnTo->drag_dest_set( Gtk::DEST_DEFAULT_ALL, //change to text/plain, and it works array(array('text/xml', 0, 1)), Gdk::ACTION_COPY | Gdk::ACTION_MOVE ); function onGetDragData($widget, $context, $selection, $info, $time) { var_dump($selection); } $wnd->show_all(); Gtk::main(); ?> Actual result: -------------- Program received signal SIGSEGV, Segmentation fault. [Switching to Thread 16384 (LWP 20870)] 0xb7c5b203 in strlen () from /lib/libc.so.6 (gdb) bt #0 0xb7c5b203 in strlen () from /lib/libc.so.6 #1 0xb75dbcbd in phpg_GtkSelectionData_read_type (object=0x8eb03ec, return_value=0xbf8f3cf0) at gen_gtk.c:45552 #2 0xb75ff86b in phpg_get_properties (object=0x8d9bb74) at /data/cvs/phpgtk2/php-gtk/main/phpg_support.c:173 #3 0x082c852b in php_var_dump (struc=0x87d1e64, level=1) at /data/cvs/php/php-5.1.2/ext/standard/var.c:139 #4 0x082c8736 in zif_var_dump (ht=1, return_value=0x8da9a74, return_value_ptr=0x0, this_ptr=0x0, return_value_used=0) at /data/cvs/php/php-5.1.2/ext/standard/var.c:192 #5 0x0834a906 in zend_do_fcall_common_helper_SPEC (execute_data=0xbf8f3e20) at zend_vm_execute.h:192 #6 0x0834a218 in execute (op_array=0x8d95078) at zend_vm_execute.h:92 #7 0x08328339 in zend_call_function (fci=0xbf8f3f50, fci_cache=0x0) at /data/cvs/php/php-5.1.2/Zend/zend_execute_API.c:907 #8 0x08327bae in call_user_function_ex (function_table=0x0, object_pp=0x0, function_name=0x0, retval_ptr_ptr=0x0, param_count=0, params=0x0, no_separation=0, symbol_table=0x0) at /data/cvs/php/php-5.1.2/Zend/zend_execute_API.c:571 #9 0xb7605a8a in phpg_closure_marshal (closure=0x8da9b50, return_value=0x0, n_param_values=5, param_values=0xbf8f4210, invocation_hint=0xbf8f40f8, marshal_data=0x0) at /data/cvs/phpgtk2/php-gtk/main/phpg_closure.c:124 #10 0xb6fe330e in g_closure_invoke () from /usr/lib/libgobject-2.0.so.0 -- Edit bug report at http://bugs.php.net/?id=37297&edit=1 -- Try a CVS snapshot (PHP 4.4): http://bugs.php.net/fix.php?id=37297&r=trysnapshot44 Try a CVS snapshot (PHP 5.1): http://bugs.php.net/fix.php?id=37297&r=trysnapshot51 Try a CVS snapshot (PHP 6.0): http://bugs.php.net/fix.php?id=37297&r=trysnapshot60 Fixed in CVS: http://bugs.php.net/fix.php?id=37297&r=fixedcvs Fixed in release: http://bugs.php.net/fix.php?id=37297&r=alreadyfixed Need backtrace: http://bugs.php.net/fix.php?id=37297&r=needtrace Need Reproduce Script: http://bugs.php.net/fix.php?id=37297&r=needscript Try newer version: http://bugs.php.net/fix.php?id=37297&r=oldversion Not developer issue: http://bugs.php.net/fix.php?id=37297&r=support Expected behavior: http://bugs.php.net/fix.php?id=37297&r=notwrong Not enough info: http://bugs.php.net/fix.php?id=37297&r=notenoughinfo Submitted twice: http://bugs.php.net/fix.php?id=37297&r=submittedtwice register_globals: http://bugs.php.net/fix.php?id=37297&r=globals PHP 3 support discontinued: http://bugs.php.net/fix.php?id=37297&r=php3 Daylight Savings: http://bugs.php.net/fix.php?id=37297&r=dst IIS Stability: http://bugs.php.net/fix.php?id=37297&r=isapi Install GNU Sed: http://bugs.php.net/fix.php?id=37297&r=gnused Floating point limitations: http://bugs.php.net/fix.php?id=37297&r=float No Zend Extensions: http://bugs.php.net/fix.php?id=37297&r=nozend MySQL Configuration Error: http://bugs.php.net/fix.php?id=37297&r=mysqlcfg