Bug #71668 [NEW]: segfault ... error 6 in libresolv-2.13.so

From: glalex at kodigy dot com Operating system: Debian/Wheezy PHP version: 5.6.18 Package: Network related Bug Type: Bug Bug description:segfault ... error 6 in libresolv-2.13.so Description: ------------ php 5.6.18 and 5.5.32 was recompiled after update glibc-2.13 on debian 7.9 ( Feb 12 2016 ) and run as php-fpm daemon with nginx after that update, php child processes of both php versions segfaults on dns queries kernel: [676749.914909] php-fpm[58403]: segfault at 200e70324 ip 00007fe3c28e20ca sp 00007ffdd1701790 error 6 in libresolv-2.13.so[7fe3c28d8000+13000] all other software(nginx, MySQL, git) work fine old php 5.5.31 fpm daemon(was not recompiled) - faults the same way. Please help me to andestand how to fix that problem and let me know if this version of glibc is not supported now. Test script: --------------- <?php $ch = curl_init('http://ru.wordpress.org'); // $ch = curl_init('http://66.155.40.249'); curl_setopt ($ch, CURLOPT_HEADER, true); $timeout = 1000; curl_setopt( $ch, CURLOPT_CONNECTTIMEOUT, $timeout ); curl_setopt( $ch, CURLOPT_TIMEOUT, $timeout ); echo "$timeout=="; curl_exec($ch); // curl_close($ch); ?> Expected result: ---------------- 1000==HTTP/1.1 302 Moved Temporarily Server: nginx Date: Fri, 26 Feb 2016 06:16:59 GMT Content-Type: text/html; charset=UTF-8 Transfer-Encoding: chunked Connection: keep-alive Location: https://wordpress.org/ X-Frame-Options: SAMEORIGIN X-nc: HIT lax 249 Actual result: -------------- php-fpm[58403]: segfault at 200e70324 ip 00007fe3c28e20ca sp 00007ffdd1701790 error 6 in libresolv-2.13.so[7fe3c28d8000+13000] -- Edit bug report at https://bugs.php.net/bug.php?id=71668&edit=1 -- Try a snapshot (PHP 5.4): https://bugs.php.net/fix.php?id=71668&r=trysnapshot54 Try a snapshot (PHP 5.5): https://bugs.php.net/fix.php?id=71668&r=trysnapshot55 Try a snapshot (trunk): https://bugs.php.net/fix.php?id=71668&r=trysnapshottrunk Fixed in SVN: https://bugs.php.net/fix.php?id=71668&r=fixed Fixed in release: https://bugs.php.net/fix.php?id=71668&r=alreadyfixed Need backtrace: https://bugs.php.net/fix.php?id=71668&r=needtrace Need Reproduce Script: https://bugs.php.net/fix.php?id=71668&r=needscript Try newer version: https://bugs.php.net/fix.php?id=71668&r=oldversion Not developer issue: https://bugs.php.net/fix.php?id=71668&r=support Expected behavior: https://bugs.php.net/fix.php?id=71668&r=notwrong Not enough info: https://bugs.php.net/fix.php?id=71668&r=notenoughinfo Submitted twice: https://bugs.php.net/fix.php?id=71668&r=submittedtwice register_globals: https://bugs.php.net/fix.php?id=71668&r=globals PHP 4 support discontinued: https://bugs.php.net/fix.php?id=71668&r=php4 Daylight Savings: https://bugs.php.net/fix.php?id=71668&r=dst IIS Stability: https://bugs.php.net/fix.php?id=71668&r=isapi Install GNU Sed: https://bugs.php.net/fix.php?id=71668&r=gnused Floating point limitations: https://bugs.php.net/fix.php?id=71668&r=float No Zend Extensions: https://bugs.php.net/fix.php?id=71668&r=nozend MySQL Configuration Error: https://bugs.php.net/fix.php?id=71668&r=mysqlcfg