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[2003-08-01 23:20 UTC] itotakas at msu dot edu
Description:
------------
printing $GLOBALS in __destruct function cause PHP crush
using Apache 1.3.24 and SAPI modules
Reproduce code:
---------------
<?
class bug {
function __destruct()
{
print_r($GLOBALS);
}
}
$bug = new bug;
?>
Expected result:
----------------
printing all global variables
Actual result:
--------------
PHP crush
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Last updated: Tue May 21 18:01:35 2024 UTC |
Bactrace with latest PHP 5 CVS: 0x814775c in zend_print_zval_r_ex (write_func=0x811c2d8 <php_body_write_wrapper>, expr=0x40298c54, indent=8) at /usr/src/web/php/php5/Zend/zend.c:343 343 if (++expr->value.ht->nApplyCount>1) { (gdb) bt #0 0x814775c in zend_print_zval_r_ex (write_func=0x811c2d8 <php_body_write_wrapper>, expr=0x40298c54, indent=8) at /usr/src/web/php/php5/Zend/zend.c:343 #1 0x8147720 in zend_print_zval_r (expr=0x40298c54, indent=8) at /usr/src/web/php/php5/Zend/zend.c:334 #2 0x814720d in print_hash (ht=0x81d0ef0, indent=4, is_object=0 '\000') at /usr/src/web/php/php5/Zend/zend.c:158 #3 0x814778e in zend_print_zval_r_ex (write_func=0x811c2d8 <php_body_write_wrapper>, expr=0x4028fbdc, indent=0) at /usr/src/web/php/php5/Zend/zend.c:348 #4 0x8147720 in zend_print_zval_r (expr=0x4028fbdc, indent=0) at /usr/src/web/php/php5/Zend/zend.c:334 #5 0x80ca229 in zif_print_r (ht=1, return_value=0x4029a9a4, this_ptr=0x0, return_value_used=0) at /usr/src/web/php/php5/ext/standard/basic_functions.c:2538 #6 0x8175d5e in zend_do_fcall_common_helper (execute_data=0xbfffe80c, op_array=0x4029e51c) at /usr/src/web/php/php5/Zend/zend_execute.c:2516 #7 0x8176312 in zend_do_fcall_handler (execute_data=0xbfffe80c, op_array=0x4029e51c) at /usr/src/web/php/php5/Zend/zend_execute.c:2647 #8 0x81602a4 in execute (op_array=0x4029e51c) at /usr/src/web/php/php5/Zend/zend_execute.c:1242 #9 0x8140730 in zend_call_function (fci=0xbfffe924, fci_cache=0x0) at /usr/src/web/php/php5/Zend/zend_execute_API.c:723 #10 0x813fed2 in call_user_function_ex (function_table=0x0, object_pp=0xbfffe998, function_name=0x4029acbc, retval_ptr_ptr=0xbfffe99c, param_count=0, params=0x0, no_separation=0, symbol_table=0xbfffe9a0) at /usr/src/web/php/php5/Zend/zend_execute_API.c:497 #11 0x81532f3 in zend_objects_destroy_object (object=0x4029b0dc, handle=1) at /usr/src/web/php/php5/Zend/zend_objects.c:90 #12 0x8155342 in zend_objects_store_del_ref (zobject=0x4029b0fc) at /usr/src/web/php/php5/Zend/zend_objects_API.c:142 #13 0x8146eb1 in _zval_dtor (zvalue=0x4029b0fc) at /usr/src/web/php/php5/Zend/zend_variables.c:61 #14 0x813f9a5 in _zval_ptr_dtor (zval_ptr=0x4029d080) at /usr/src/web/php/php5/Zend/zend_execute_API.c:353 #15 0x814cc08 in zend_hash_destroy (ht=0x81d0ef0) at /usr/src/web/php/php5/Zend/zend_hash.c:513 #16 0x813f5b4 in shutdown_executor () at /usr/src/web/php/php5/Zend/zend_execute_API.c:209 #17 0x814801f in zend_deactivate () at /usr/src/web/php/php5/Zend/zend.c:795 #18 0x811c1c4 in php_request_shutdown (dummy=0x0) at /usr/src/web/php/php5/main/main.c:1180 #19 0x8180c5f in main (argc=2, argv=0xbffff694) at /usr/src/web/php/php5/sapi/cli/php_cli.c:1015 #20 0x401b19cb in __libc_start_main (main=0x817fe78 <main>, argc=2, argv=0xbffff694, init=0x8069ba0 <_init>, fini=0x8181224 <_fini>, rtld_fini=0x4000aea0 <_dl_fini>, stack_end=0xbffff68c) at ../sysdeps/generic/libc-start.c:92