Edit report at http://bugs.php.net/bug.php?id=54623&edit=1
ID: 54623
User updated by: tiger dot seo at gmail dot com
Reported by: tiger dot seo at gmail dot com
Summary: Segmentation fault after writing to first socket
after closing of second socket
Status: Open
Type: Bug
Package: Sockets related
Operating System: Ubuntu 10.10
PHP Version: 5.3.6
Block user comment: N
Private report: N
New Comment:
Port can be any other, for example with 80 port bug is reproduced
Previous Comments:
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[2011-04-28 16:58:33] tiger dot seo at gmail dot com
Description:
------------
BTW, my friend with 5.2.6 says that bug doesn`t reproduces in her, but
in version 5.2.10 it does reproduced, and in version 5.3.3 also
reproduced.
Backtrace from GDB:
Starting program: /usr/bin/php memcached.php
[Thread debugging using libthread_db enabled]
[New Thread 0xb7c1cb70 (LWP 11369)]
[Thread 0xb7c1cb70 (LWP 11369) exited]
Program received signal SIGSEGV, Segmentation fault.
0x080ab68a in ?? ()
(gdb) bt
#0 0x080ab68a in ?? ()
#1 0x082c9d0a in ?? ()
#2 0x0823a439 in zif_fwrite ()
#3 0x08334647 in execute_internal ()
#4 0x0092b474 in xdebug_execute_internal
(current_execute_data=0x893d5bc, return_value_used=0) at
/build/buildd/xdebug-2.1.0/build-php5/xdebug.c:1339
#5 0x08360310 in ?? ()
#6 0x08336fde in execute ()
#7 0x0092b123 in xdebug_execute (op_array=0x890bc14) at
/build/buildd/xdebug-2.1.0/build-php5/xdebug.c:1272
#8 0x0830cf06 in zend_execute_scripts ()
#9 0x082b1654 in php_execute_script ()
#10 0x083a41bb in ?? ()
#11 0x00646ce7 in __libc_start_main () from /lib/libc.so.6
#12 0x08066ca1 in _start ()
Test script:
---------------
<?php
$sock = pfsockopen('10.4.8.2', '11211');
$data = "add 1_".md5(time())." 0 10 10\r\n".time()."\r\n";
fwrite($sock, $data);
$sock2 = pfsockopen('10.4.8.2', '11211');
$data2 = "add 2_".md5(time())." 0 10 10\r\n".time()."\r\n";
fwrite($sock2, $data2);
fclose($sock2);
$data = "add 3_".md5(time())." 0 10 10\r\n".time()."\r\n";
fwrite($sock, $data);
Expected result:
----------------
Data normally writed to first socket
Actual result:
--------------
Program received signal SIGSEGV, Segmentation fault.
------------------------------------------------------------------------
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