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Bug #41048 PHP6 Segmentation fault issue
Submitted: 2007-04-11 09:52 UTC Modified: 2007-04-11 10:43 UTC
From: nios at playxp dot com Assigned:
Status: Closed Package: Apache2 related
PHP Version: 6CVS-2007-04-11 (snap) OS: FC6_x86
Private report: No CVE-ID: None
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From: nios at playxp dot com
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 [2007-04-11 09:52 UTC] nios at playxp dot com
Description:
------------
i just compiled php-source and ran "libphp6.so".


$ cat config.nice
#! /bin/sh
#
# Created by configure

'./configure' \
'--with-apxs2=/usr/local/apache/bin/apxs' \
'--with-apache-install=/usr/local/apache' \
'--with-mysql' \
'--with-zip' \
'--with-zlib' \
'--with-gd' \
'--with-jpeg' \
'--with-png' \
'--with-gif' \
'--with-tiff' \
'--with-openssl' \
'--with-gettext' \
'--with-kerberos' \
'--with-swf' \
'--with-mod_charset' \
'--with-regex=php' \
'--with-xml' \
'--with-ttf' \
'--enable-module=so' \
'--enable-gd-native-ttf' \
'--enable-ftp' \
'--enable-sockets' \
'--disable-debug' \
'--enable-sysvsem' \
'--enable-sysvshm' \
'--enable-shmop' \
'--enable-track-vars' \
'--enable-freetype-4bit-antialias-hack' \
'--enable-calendar' \
'--enable-sigchild' \
'--enable-magic-quotes' \
'--enable-trans-sid' \
'--enable-inline-optimization' \
'--enable-bcmath' \
'--with-iconv' \
'--enable-mbstring' \
'--enable-mbregex' \
'--enable-mbstr-enc-trans' \
'--enable-pcntl' \
'--with-curl' \
'--with-curlwrappers' \
'--with-mcrypt' \
'--with-mysqli' \
'--with-xmlrpc' \
'--with-imap' \
'--with-imap-ssl' \
'--with-openssl' \
'--with-openssl-dir=/usr/bin' \
'--with-gd-dir=/usr/local/lib' \
'--with-png-dir=/usr/local/lib' \
'--with-jpeg-dir=/usr/local/lib' \
'--with-freetype-dir=/usr/local/include/freetype2/freetype' \
'--disable-mbregex' \
'--enable-debug' \
"$@"

$ /usr/local/apache/modules/libphp6.so
Segmentation fault





$ php -r "phpinfo();" | more

phpinfo()
PHP Version => 6.0.0-dev

System => Linux XXXXXXXXX 2.6.18-1.2798.fc6 #1 SMP Mon Oct 16 14:54:20 EDT 2006 i686
Build Date => Apr 11 2007 17:54:02




why not running on apache2?

Reproduce code:
---------------
<?php
phpinfo();
?>

Expected result:
----------------
in error_log

[Wed Apr 11 17:36:22 2007] [notice] Apache/2.2.4 (Unix) DAV/2 PHP/6.0.0-dev configured -- resuming normal operations
[Wed Apr 11 17:36:23 2007] [notice] child pid 29787 exit signal Segmentation fault (11)

Actual result:
--------------
Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread -1484174448 (LWP 29450)]
0x009aa300 in pthread_mutex_lock () from /lib/libpthread.so.0
(gdb) bt
#0  0x009aa300 in pthread_mutex_lock () from /lib/libpthread.so.0
#1  0x01478e2a in tsrm_mutex_lock (mutexp=0x0) at /home/nios/src/php6.0-200704110630/TSRM/TSRM.c:660
#2  0x011f1f48 in php_gd_gdFontCacheShutdown () at /home/nios/src/php6.0-200704110630/ext/gd/libgd/gdft.c:718
#3  0x011d626b in zm_deactivate_gd (type=1, module_number=32, tsrm_ls=0xa109fc8) at /home/nios/src/php6.0-200704110630/ext/gd/gd.c:1241
#4  0x0150a08f in module_registry_cleanup (module=0x9f80c38, tsrm_ls=0xa109fc8) at /home/nios/src/php6.0-200704110630/Zend/zend_API.c:2367
#5  0x01512d68 in zend_hash_apply (ht=0x1942660, apply_func=0x150a058 <module_registry_cleanup>, tsrm_ls=0xa109fc8)
    at /home/nios/src/php6.0-200704110630/Zend/zend_hash.c:898
#6  0x014fea2b in zend_deactivate_modules (tsrm_ls=0xa109fc8) at /home/nios/src/php6.0-200704110630/Zend/zend.c:1328
#7  0x0147f5f0 in php_request_shutdown (dummy=0x0) at /home/nios/src/php6.0-200704110630/main/main.c:1417
#8  0x01598f92 in php_apache_request_dtor (r=0xa110fb0, tsrm_ls=0xa109fc8)
    at /home/nios/src/php6.0-200704110630/sapi/apache2handler/sapi_apache2.c:458
#9  0x01599a40 in php_handler (r=0xa110fb0) at /home/nios/src/php6.0-200704110630/sapi/apache2handler/sapi_apache2.c:630
#10 0x08076189 in ap_run_handler (r=0xa110fb0) at config.c:157
#11 0x08079357 in ap_invoke_handler (r=0xa110fb0) at config.c:372
#12 0x0808f788 in ap_process_request (r=0xa110fb0) at http_request.c:258
#13 0x0808ca1b in ap_process_http_connection (c=0xa10b0d8) at http_core.c:184
#14 0x0807d109 in ap_run_process_connection (c=0xa10b0d8) at connection.c:43
#15 0x080bda73 in worker_thread (thd=0x9ef0e78, dummy=0xa109e78) at worker.c:544
#16 0x004172c6 in dummy_worker (opaque=0x9ef0e78) at threadproc/unix/thread.c:138
#17 0x009a83db in start_thread () from /lib/libpthread.so.0
#18 0x00f3226e in clone () from /lib/libc.so.6

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AllCommentsChangesGit/SVN commitsRelated reports
 [2007-04-11 10:43 UTC] scottmac@php.net
This bug has been fixed in CVS.

Snapshots of the sources are packaged every three hours; this change
will be in the next snapshot. You can grab the snapshot at
http://snaps.php.net/.
 
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