Bug #73937 [Fbk->NoF]: x86_64, kernel-4.9.1-gentoo

Edit report at https://bugs.php.net/bug.php?id=73937&edit=1 ID: 73937 Updated by: php-bugs@lists.php.net Reported by: vadim dot gunter200 at outlook dot com Summary: x86_64, kernel-4.9.1-gentoo -Status: Feedback +Status: No Feedback Type: Bug Package: opcache Operating System: Gentoo PHP Version: 7.0.14 Assigned To: cmb Private report: N New Comment: No feedback was provided. The bug is being suspended because we assume that you are no longer experiencing the problem. If this is not the case and you are able to provide the information that was requested earlier, please do so and change the status of the bug back to "Re-Opened". Thank you. Previous Comments: ------------------------------------------------------------------------ [2021-01-13 18:24:26] cmb@php.net Do you still get the segfault with any of the actively supported PHP versions[1]? If so, please provide a backtrace with debug symbols[2]? Also, this looks more like an OPcache issue. [1] <https://www.php.net/supported-versions.php> [2] <https://bugs.php.net/bugs-generating-backtrace.php> ------------------------------------------------------------------------ [2017-01-14 20:16:55] vadim dot gunter200 at outlook dot com Description: ------------ segmentation the error is in that function $sessionout = new SNMP(SNMP::VERSION_2C, $ip_addr_comm, "public"); $aout = @$sessionout->walk(array("ifOutOctets")); Similarly, this function snmpwalk($ip_addr_comm, "public", "ifOutOctets"); Test script: --------------- <?php class My extends Thread{ public function __construct($comm_ip){ $this->comm_ip=$comm_ip; } function run(){ $ip_addr_comm=$this->comm_ip; $sessionout = new SNMP(SNMP::VERSION_2C, $ip_addr_comm, "public"); $aout = @$sessionout->walk(array("ifOutOctets")); if ($sessionout->getErrno() == SNMP::ERRNO_TIMEOUT) { echo "234";}; $sessionout->close(); }} $row = array('ipaddres1' => '172.16.12.6','ipaddres2' => '172.16.12.5','ipaddres3' => '172.16.12.4','ipaddres4' => '172.16.12.7','ipaddres5' => '172.16.12.3','ipaddres6' => '172.16.11.3','ipaddres6' => '172.16.11.3'); foreach ($row as $d) { $comm_ip = $d; $pool[] = new My($comm_ip); } foreach($pool as $worker){ $worker->start(); } foreach($pool as $worker){ $worker->join(); } Expected result: ---------------- Segmentation fault Actual result: -------------- 7f7f417a0000-7f7f419a0000[7163]: ---p 00010000 08:03 1679689 /usr/lib64/php7.0/lib/extensions/no-debug-zts-20151012/ssh2.so 7f7f419a0000-7f7f419a1000 r--p 00010000 08:03 1679689 /usr/lib64/php7.0/lib/extensions/no-debug-zts-20151012/ssh2.so 7f7f419a1000-7f7f419a2000 rw-p 00011000 08:03 1679689 /usr/lib64/php7.0/lib/extensions/no-debug-zts-20151012/ssh2.so 7f7f419a2000-7f7f419a8000 r-xp 00000000 08:03 3039937 /lib64/librt-2.23.so 7f7f419a8000-7f7f41ba8000 ---p 00006000 08:03 3039937 /lib64/librt-2.23.so 7f7f41ba8000-7f7f41ba9000 r--p 00006000 08:03 3039937 /lib64/librt-2.23.so 7f7f41ba9000-7f7f41baa000 rw-p 00007000 08:03 3039937 /lib64/librt-2.23.so 7f7f41baa000-7f7f41bb2000 r-xp 00000000 08:03 1679690 /usr/lib64/php7.0/lib/extensions/no-debug-zts-20151012/sync.so 7f7f41bb2000-7f7f41db2000 ---p 00008000 08:03 167969 Jan 17 03:42:27 localhost php[7163]: Jan 17 03:42:27 localhost php[7163]: Jan 17 03:42:27 localhost php[7163]: Jan 17 03:42:27 localhost php(execute_ex+0x1b)[7163]: Jan 17 03:42:27 localhost /usr/lib64/php7.0/lib/extensions/no-debug-zts-20151012/pthreads.so(+0x8da5)[7163]: Jan 17 03:42:27 localhost php(zend_call_function+0x99b)[7163]: Jan 17 03:42:27 localhost /usr/lib64/php7.0/lib/extensions/no-debug-zts-20151012/pthreads.so(+0x13205)[7163]: Jan 17 03:42:27 localhost /usr/lib64/php7.0/lib/extensions/no-debug-zts-20151012/pthreads.so(+0x13307)[7163]: Jan 17 03:42:27 localhost /usr/lib64/php7.0/lib64/opcache.so 7f7f41ffd000-7f7f421fd000[7163]: ---p 00031000 08:03 3261137 /usr/lib64/php7.0/lib64/opcache.so 7f7f421fd000-7f7f421fe000 r--p 00031000 08:03 3261137 /usr/lib64/php7.0/lib64/opcache.so 7f7f421fe000-7f7f421ff000 rw-p 00032000 08:03 3261137 /usr/lib64/php7.0/lib64/opcache.so 7f7f421ff000-7f7f42400000 rw-p 00000000 00:00 0 ------------------------------------------------------------------------ -- Edit this bug report at https://bugs.php.net/bug.php?id=73937&edit=1