ID: 23985
User updated by: artem at osp dot ru
Reported By: artem at osp dot ru
-Status: Feedback
+Status: Open
Bug Type: Output Control
Operating System: Linux 2.2.25
PHP Version: 4.3.2
New Comment:
backtrace:
[www2:/opt/www/bin]:1253# gdb /opt/www/bin/httpd.432
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This GDB was configured as "i386-redhat-linux"...
(gdb) run -X
Starting program: /opt/www/bin/httpd.432 -X
Program received signal SIGSEGV, Segmentation fault.
0x342831 in add_stack_frame () from
/usr/local/lib/php/modules/xdebug.so
(gdb) bt
#0 0x342831 in add_stack_frame () from
/usr/local/lib/php/modules/xdebug.so
#1 0x342dd3 in xdebug_execute_internal ()
from /usr/local/lib/php/modules/xdebug.so
#2 0x80bfe07 in call_user_function_ex (function_table=0x82a6ba0,
object_pp=0x0, function_name=0x82f1e5c, retval_ptr_ptr=0xbfffedf0,
param_count=2, params=0xbfffed98, no_separation=1,
symbol_table=0x0)
at /usr/local/src/php-4.3.2/Zend/zend_execute_API.c:586
#3 0x80adefe in php_end_ob_buffer (send_buffer=1 '\001', just_flush=0
'\000')
at /usr/local/src/php-4.3.2/main/output.c:242
#4 0x80ae2af in php_end_ob_buffers (send_buffer=1 '\001')
at /usr/local/src/php-4.3.2/main/output.c:336
#5 0x809dc9d in php_request_shutdown (dummy=0x0)
at /usr/local/src/php-4.3.2/main/main.c:959
#6 0x80dd6e0 in apache_php_module_main (r=0x82e44a4,
display_source_mode=0)
at /usr/local/src/php-4.3.2/sapi/apache/sapi_apache.c:60
#7 0x8095bf4 in send_php ()
#8 0x8095c4d in send_parsed_php ()
#9 0x81a3be3 in ap_invoke_handler ()
#10 0x81b8b87 in process_request_internal ()
#11 0x81b8be8 in ap_process_request ()
#12 0x81afa05 in child_main ()
#13 0x81afbb0 in make_child ()
#14 0x81afd24 in startup_children ()
---Type <return> to continue, or q <return> to quit---
#15 0x81b039c in standalone_main ()
#16 0x81b0bff in main ()
#17 0x1eff31 in __libc_start_main (main=0x81b0858 <main>, argc=2,
ubp_av=0xbffff7f4, init=0x8069ae4 <_init>, fini=0x81eb0b0 <_fini>,
rtld_fini=0x11e274 <_dl_fini>, stack_end=0xbffff7ec)
at ../sysdeps/generic/libc-start.c:129
(gdb)
Previous Comments:
------------------------------------------------------------------------
[2003-06-05 01:02:31] [EMAIL PROTECTED]
Thank you for this bug report. To properly diagnose the problem, we
need a backtrace to see what is happening behind the scenes. To
find out how to generate a backtrace, please read
http://bugs.php.net/bugs-generating-backtrace.php
Once you have generated a backtrace, please submit it to this bug
report and change the status back to "Open". Thank you for helping
us make PHP better.
------------------------------------------------------------------------
[2003-06-03 09:29:07] artem at osp dot ru
script from docs:
===========================
<?php
ob_start("ob_gzhandler");
?>
<html>
<body>
<p>This should be a compressed page.
</html>
<body>
==========================
make "Segmentation fault" for apache:
==========================
lynx -mime_header http://www2.osp.ru/~artem/t19.php
Looking up www2.osp.ru
Making HTTP connection to www2.osp.ru
Sending HTTP request.
HTTP request sent; waiting for response.
Alert!: Unexpected network read error; connection aborted.
Can't Access `http://www2.osp.ru/~artem/t19.php'
Alert!: Unable to access document.
lynx: Can't access startfile
==========================
script with ob_flush() work well:
==========================
<?php
ob_start("ob_gzhandler");
?>
<html>
<body>
<p>This should be a compressed page.
</html>
<body>
<?php
ob_flush();
?>
==========================
lynx -mime_header http://www2.osp.ru/~artem/t19-1.php
HTTP/1.1 200 OK
Date: Tue, 03 Jun 2003 14:18:06 GMT
Server: Apache/1.3.27 (Unix) PHP/4.3.2 mod_fastcgi/2.4.0
X-Powered-By: PHP/4.3.2
Content-Encoding: gzip
Vary: Accept-Encoding
Connection: close
Content-Type: text/html; charset=windows-1251
{gz-data}
==========================
php was configured:
./configure --with-mysql=/opt/mysql --enable-track-vars --with-gd
--with-zlib-dir=/usr/lib/ --enable-memory-limit --enable-debug
--with-apache=../apache_1.3.27
apache was configured:
./configure \
"--prefix=/opt/www" \
"--enable-module=rewrite" \
"--enable-module=so" \
"--enable-module=headers" \
"--activate-module=src/modules/fastcgi/libfastcgi.a" \
"--activate-module=src/modules/php4/libphp4.a"
with version php 4.3.0
without ob_flush work fine, but with
ob_flush there some other error:
lynx -mime_header http://www2.osp.ru/~artem/t19-1.php
HTTP/1.1 200 OK
Date: Tue, 03 Jun 2003 14:25:19 GMT
Server: Apache/1.3.27 (Unix) PHP/4.3.0 mod_fastcgi/2.4.0
X-Powered-By: PHP/4.3.0
Content-Encoding: gzip
Vary: Accept-Encoding
Connection: close
Content-Type: text/html; charset=windows-1251
{gz-data}<br />
<table border='1' cellspacing='0'>
<tr><td bgcolor='#ffbbbb' colspan="3"><b>Warning</b>: String is not
zero-termina
ted () (source:
/home/artem/download/php-4.3.0/Zend/zend_execute_API.c:289) in <
b>/volume2/1/home/artem/public_html/t19-1.php</b> on line <b>10</b><br
/>
<tr><th bgcolor='#aaaaaa' colspan='3'>Call Stack</th></tr>
<tr><th bgcolor='#cccccc'>#</th><th bgcolor='#cccccc'>Function</th><th
bgcolor='
#cccccc'>Location</th></tr>
<tr><td bgcolor='#ffffff' align='center'>1</td><td
bgcolor='#ffffff'>{main}()</t
d><td
bgcolor='#ffffff'>/volume2/1/home/artem/public_html/t19-1.php<b>:</b>0</td
></tr>
<tr><td bgcolor='#ffffff' align='center'>2</td><td bgcolor='#ffffff'><a
href='ht
tp://www.php.net/ob_flush' target='_new'>ob_flush</a>
()</td><td
bgcolor='#ffffff'>/volume2/1/home/artem/public_html/t19-1.php<b>:</b>
10</td></tr>
</table>
=============================
------------------------------------------------------------------------
--
Edit this bug report at http://bugs.php.net/?id=23985&edit=1
