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shar at cflash dot com #1
#40635 [NEW]: segfault in curl extension
From: shar at cflash dot com
Operating system: FreeBSD 4.11, 6.2
PHP version: 4.4.6RC1
PHP Bug Type: cURL related
Bug description: segfault in curl extension
Description:
------------
php segfaults on curl_exec, 2nd call in the sample code. Crashes with
4.4.5 and STABLE-200702260130 snapshot.
Reproduce code:
---------------
<?
$url="http://www.php.net/";
$l = curl_init ();
curl_setopt ($l, CURLOPT_RETURNTRANSFER, 1);
curl_setopt ($l, CURLOPT_URL, "{$url}/index.php");
curl_exec ($l);
curl_setopt ($l, CURLOPT_URL, $url);
$r = curl_exec ($l);
?>
Expected result:
----------------
run w/o segfault
Actual result:
--------------
#0 0x80eb7fc in _erealloc (ptr=0x81be024, size=28520, allow_failure=0,
__zend_filename=0x28289ba0
"/usr/local/include/php/ext/standard/php_smart_str.h", __zend_lineno=83,
__zend_orig_filename=0x0, __zend_orig_lineno=0)
at
/usr/ports-current/ports/lang/php4/work/php4-STABLE-200702260130/Zend/zend_alloc.c:350
350 REMOVE_POINTER_FROM_LIST(p);
#1 0x28286bc2 in curl_write (
data=0x81b55b4 "<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0
Strict//EN\"\n
", ' ' <repeats 22 times>,
"\"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd\
">\n<html xmlns=\"http://www.w3.org/1999/xhtml\" xml:lang=\"en\"
lang=\"en\">\n"..., size=1, nmemb=1076, ctx=0x81a8a24)
at /usr/local/include/php/ext/standard/php_smart_str.h:83
83 smart_str_alloc(dest, len, what);
#2 0x2829cb6c in Curl_client_write () from /usr/local/lib/libcurl.so.4
#3 0x282b05b9 in Curl_httpchunk_read () from /usr/local/lib/libcurl.so.4
#4 0x282ae389 in Curl_readwrite () from /usr/local/lib/libcurl.so.4
#5 0x282aefda in Transfer () from /usr/local/lib/libcurl.so.4
#6 0x282af90f in Curl_perform () from /usr/local/lib/libcurl.so.4
#7 0x282afea5 in curl_easy_perform () from /usr/local/lib/libcurl.so.4
#8 0x28288fbf in zif_curl_exec (ht=1, return_value=0x81b3724,
this_ptr=0x0,
return_value_used=1)
at
/usr/ports-current/ports/ftp/php4-curl/work/php4-STABLE-200702260130/ext/curl/curl.c:1294
--
Edit bug report at [url]http://bugs.php.net/?id=40635&edit=1[/url]
--
Try a CVS snapshot (PHP 4.4): [url]http://bugs.php.net/fix.php?id=40635&r=trysnapshot44[/url]
Try a CVS snapshot (PHP 5.2): [url]http://bugs.php.net/fix.php?id=40635&r=trysnapshot52[/url]
Try a CVS snapshot (PHP 6.0): [url]http://bugs.php.net/fix.php?id=40635&r=trysnapshot60[/url]
Fixed in CVS: [url]http://bugs.php.net/fix.php?id=40635&r=fixedcvs[/url]
Fixed in release: [url]http://bugs.php.net/fix.php?id=40635&r=alreadyfixed[/url]
Need backtrace: [url]http://bugs.php.net/fix.php?id=40635&r=needtrace[/url]
Need Reproduce Script: [url]http://bugs.php.net/fix.php?id=40635&r=needscript[/url]
Try newer version: [url]http://bugs.php.net/fix.php?id=40635&r=oldversion[/url]
Not developer issue: [url]http://bugs.php.net/fix.php?id=40635&r=support[/url]
Expected behavior: [url]http://bugs.php.net/fix.php?id=40635&r=notwrong[/url]
Not enough info: [url]http://bugs.php.net/fix.php?id=40635&r=notenoughinfo[/url]
Submitted twice: [url]http://bugs.php.net/fix.php?id=40635&r=submittedtwice[/url]
register_globals: [url]http://bugs.php.net/fix.php?id=40635&r=globals[/url]
PHP 3 support discontinued: [url]http://bugs.php.net/fix.php?id=40635&r=php3[/url]
Daylight Savings: [url]http://bugs.php.net/fix.php?id=40635&r=dst[/url]
IIS Stability: [url]http://bugs.php.net/fix.php?id=40635&r=isapi[/url]
Install GNU Sed: [url]http://bugs.php.net/fix.php?id=40635&r=gnused[/url]
Floating point limitations: [url]http://bugs.php.net/fix.php?id=40635&r=float[/url]
No Zend Extensions: [url]http://bugs.php.net/fix.php?id=40635&r=nozend[/url]
MySQL Configuration Error: [url]http://bugs.php.net/fix.php?id=40635&r=mysqlcfg[/url]
shar at cflash dot com Guest
-
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From: iain at workingsoftware dot com dot au Operating system: FreeBSD 6.0 PHP version: 5.2.0 PHP Bug Type: Compile Failure... -
#39933 [NEW]: Curl extension is missing CURLOPT_TCP_NODELAY
From: gopalv@php.net Operating system: linux-i686 PHP version: 5CVS-2006-12-22 (CVS) PHP Bug Type: cURL related Bug... -
#39182 [NEW]: https URLs with curl causes segfault
From: shawn at digitalpoint dot com Operating system: SuSE Linux Enterprise 9.3 PHP version: 5.1.6 PHP Bug Type: cURL related... -
#22213 [Opn->Fbk]: Apache mod_ssl + PHP + cURL SSL segfault
ID: 22213 Updated by: sniper@php.net Reported By: alan at pair dot com -Status: Open +Status: ... -
#22213 [Com]: Apache mod_ssl + PHP + cURL SSL segfault
ID: 22213 Comment by: php at dpk dot net Reported By: alan at pair dot com Status: Open Bug Type: cURL... -
tony2001@php.net #2 #40635 [Opn->Csd]: segfault in curl extension
ID: 40635
Updated by: [email]tony2001@php.net[/email]
Reported By: shar at cflash dot com
-Status: Open
+Status: Closed
Bug Type: cURL related
Operating System: FreeBSD 4.11, 6.2
PHP Version: 4.4.6RC1
New Comment:
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
[url]http://snaps.php.net/[/url].
Thank you for the report, and for helping us make PHP better.
Previous Comments:
------------------------------------------------------------------------
[2007-02-26 05:36:00] shar at cflash dot com
Description:
------------
php segfaults on curl_exec, 2nd call in the sample code. Crashes with
4.4.5 and STABLE-200702260130 snapshot.
Reproduce code:
---------------
<?
$url="http://www.php.net/";
$l = curl_init ();
curl_setopt ($l, CURLOPT_RETURNTRANSFER, 1);
curl_setopt ($l, CURLOPT_URL, "{$url}/index.php");
curl_exec ($l);
curl_setopt ($l, CURLOPT_URL, $url);
$r = curl_exec ($l);
?>
Expected result:
----------------
run w/o segfault
Actual result:
--------------
#0 0x80eb7fc in _erealloc (ptr=0x81be024, size=28520, allow_failure=0,
__zend_filename=0x28289ba0
"/usr/local/include/php/ext/standard/php_smart_str.h",
__zend_lineno=83, __zend_orig_filename=0x0, __zend_orig_lineno=0)
at
/usr/ports-current/ports/lang/php4/work/php4-STABLE-200702260130/Zend/zend_alloc.c:350
350 REMOVE_POINTER_FROM_LIST(p);
#1 0x28286bc2 in curl_write (
data=0x81b55b4 "<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0
Strict//EN\"\n
", ' ' <repeats 22 times>,
"\"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd\
">\n<html xmlns=\"http://www.w3.org/1999/xhtml\" xml:lang=\"en\"
lang=\"en\">\n"..., size=1, nmemb=1076, ctx=0x81a8a24)
at /usr/local/include/php/ext/standard/php_smart_str.h:83
83 smart_str_alloc(dest, len, what);
#2 0x2829cb6c in Curl_client_write () from
/usr/local/lib/libcurl.so.4
#3 0x282b05b9 in Curl_httpchunk_read () from
/usr/local/lib/libcurl.so.4
#4 0x282ae389 in Curl_readwrite () from /usr/local/lib/libcurl.so.4
#5 0x282aefda in Transfer () from /usr/local/lib/libcurl.so.4
#6 0x282af90f in Curl_perform () from /usr/local/lib/libcurl.so.4
#7 0x282afea5 in curl_easy_perform () from
/usr/local/lib/libcurl.so.4
#8 0x28288fbf in zif_curl_exec (ht=1, return_value=0x81b3724,
this_ptr=0x0,
return_value_used=1)
at
/usr/ports-current/ports/ftp/php4-curl/work/php4-STABLE-200702260130/ext/curl/curl.c:1294
------------------------------------------------------------------------
--
Edit this bug report at [url]http://bugs.php.net/?id=40635&edit=1[/url]
tony2001@php.net Guest
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