From: guth at fiifo dot u-psud dot fr
Operating system: Linux (mandrake 10)
PHP version: 5.0.1
PHP Bug Type: Zend Engine 2 problem
Bug description: Segmentation fault with exceptions
Description:
------------
The following code segfaults.
Reproduce code:
---------------
<?php
class FIIFO {
public function __construct() {
throw new Exception;
}
}
class hariCow extends FIIFO {
public function __construct() {
try {
parent::__construct();
} catch(Exception $e) {
}
}
public function __toString() {
return "Rusticus in asino sedet.";
}
}
$db = new hariCow;
echo $db;
?>
Expected result:
----------------
No segfault but something like that:
Rusticus in asino sedet.
Actual result:
--------------
FATAL: erealloc(): Unable to allocate 1515872257 bytes
[Sat Sep 18 21:18:11 2004] [notice] child pid 3512 exit signal
Segmentation fault (11)
(gdb) bt
#0 0xffffe410 in ?? ()
#1 0xbfffcb78 in ?? ()
#2 0x404354a0 in __JCR_LIST__ () from
/usr/local/apache/libexec/libphp5.so
#3 0x0000000b in ?? ()
#4 0x400c7a76 in kill () from /lib/tls/libc.so.6
#5 0x4038a6ad in _erealloc (ptr=0x81630ec, size=1515872257,
allow_failure=0,
__zend_filename=0x40402140 "/usr/src/php-5.0.1/main/output.c",
__zend_lineno=392, __zend_orig_filename=0x0,
__zend_orig_lineno=0) at /usr/src/php-5.0.1/Zend/zend_alloc.c:350
#6 0x4036e2d4 in php_ob_allocate (text_length=1515870810) at
/usr/src/php-5.0.1/main/output.c:392
#7 0x4036e1d4 in php_ob_append (text=0x0, text_length=1515870810) at
/usr/src/php-5.0.1/main/output.c:598
#8 0x4036d4b1 in php_b_body_write (str=0x0, str_length=1515870810) at
/usr/src/php-5.0.1/main/output.c:670
#9 0x4036c149 in php_body_write (str=0x0, str_length=1515870810) at
/usr/src/php-5.0.1/main/output.c:119
#10 0x4035da8c in php_body_write_wrapper (str=0x0, str_length=1515870810)
at /usr/src/php-5.0.1/main/main.c:1242
#11 0x403a3d0c in zend_print_zval_ex (write_func=0x4035da6b
<php_body_write_wrapper>, expr=0xbfffcc70, indent=0)
at /usr/src/php-5.0.1/Zend/zend.c:289
#12 0x403a3c8a in zend_print_zval (expr=0x8164f5c, indent=0) at
/usr/src/php-5.0.1/Zend/zend.c:270
#13 0x403a341c in zend_print_variable (var=0x8164f5c) at
/usr/src/php-5.0.1/Zend/zend_variables.c:168
#14 0x403ca2bd in zend_echo_handler (execute_data=0xbfffce40,
opline=0x8169610, op_array=0x8164e6c)
at /usr/src/php-5.0.1/Zend/zend_execute.c:1986
#15 0x403c8c96 in execute (op_array=0x8164e6c) at
/usr/src/php-5.0.1/Zend/zend_execute.c:1400
#16 0x403a54f5 in zend_execute_scripts (type=8, retval=0x0, file_count=3)
at /usr/src/php-5.0.1/Zend/zend.c:1061
#17 0x4035e49e in php_execute_script (primary_file=0xbffff1b0) at
/usr/src/php-5.0.1/main/main.c:1627
#18 0x403d4b94 in apache_php_module_main (r=0x815a09c,
display_source_mode=0)
at /usr/src/php-5.0.1/sapi/apache/sapi_apache.c:54
#19 0x403d5b1f in send_php (r=0x815a09c, display_source_mode=0,
filename=0x815aba4 "/www/test.php")
at /usr/src/php-5.0.1/sapi/apache/mod_php5.c:622
#20 0x403d5b98 in send_parsed_php (r=0x815a09c) at
/usr/src/php-5.0.1/sapi/apache/mod_php5.c:637
#21 0x08071e77 in ap_invoke_handler ()
#22 0x08086ebd in process_request_internal ()
#23 0x08086f1c in ap_process_request ()
#24 0x0807df40 in child_main ()
#25 0x0807e0e8 in make_child ()
#26 0x0807e24e in startup_children ()
#27 0x0807e90e in standalone_main ()
#28 0x0807f12c in main ()
--
Edit bug report at http://bugs.php.net/?id=30161&edit=1
--
Try a CVS snapshot (php4): http://bugs.php.net/fix.php?id=30161&r=trysnapshot4
Try a CVS snapshot (php5.0): http://bugs.php.net/fix.php?id=30161&r=trysnapshot50
Try a CVS snapshot (php5.1): http://bugs.php.net/fix.php?id=30161&r=trysnapshot51
Fixed in CVS: http://bugs.php.net/fix.php?id=30161&r=fixedcvs
Fixed in release: http://bugs.php.net/fix.php?id=30161&r=alreadyfixed
Need backtrace: http://bugs.php.net/fix.php?id=30161&r=needtrace
Need Reproduce Script: http://bugs.php.net/fix.php?id=30161&r=needscript
Try newer version: http://bugs.php.net/fix.php?id=30161&r=oldversion
Not developer issue: http://bugs.php.net/fix.php?id=30161&r=support
Expected behavior: http://bugs.php.net/fix.php?id=30161&r=notwrong
Not enough info: http://bugs.php.net/fix.php?id=30161&r=notenoughinfo
Submitted twice: http://bugs.php.net/fix.php?id=30161&r=submittedtwice
register_globals: http://bugs.php.net/fix.php?id=30161&r=globals
PHP 3 support discontinued: http://bugs.php.net/fix.php?id=30161&r=php3
Daylight Savings: http://bugs.php.net/fix.php?id=30161&r=dst
IIS Stability: http://bugs.php.net/fix.php?id=30161&r=isapi
Install GNU Sed: http://bugs.php.net/fix.php?id=30161&r=gnused
Floating point limitations: http://bugs.php.net/fix.php?id=30161&r=float
MySQL Configuration Error: http://bugs.php.net/fix.php?id=30161&r=mysqlcfg
