Bug #80287 [NEW]: Xdebug Simple DBGp client (0.4) Block itself after second request

From: ysl1989517 at gmail dot com Operating system: CentOS Linux 7 PHP version: 7.4.11 Package: *General Issues Bug Type: Bug Bug description:Xdebug Simple DBGp client (0.4) Block itself after second request Description: ------------ xdebug configuration in php.ini =============================== [xdbug] zend_extension = /home/xiaoju/php7/lib/php/extensions/no-debug-non-zts-20190902/xdebug.so xdebug.idekey=ysl xdebug.remote_host=127.0.0.1 xdebug.remote_enable=on xdebug.remote_port = 9001 xdebug.remote_handler = dbgp xdebug.auto_trace = 1 xdebug.remote_log = /tmp/xdebug.log run command in Terminal(T1): >$./dbgpClient -p 9001 -f the output as follow: Xdebug Simple DBGp client (0.4) Copyright 2019-2020 by Derick Rethans In dumb client mode Waiting for debug server to connect on port 9001. then I use postman client to request the API, the T1 Ternimal output as follow: Connect from 127.0.0.1:36082 DBGp/1.0: Xdebug 2.8.1 — For PHP 7.4.9 Debugging file:///home/xiaoju/webroot/gulfstream/application/pre-sale/v1/index.php (ID: 27632/ysl) (cmd) and open another Ternimal(T2), check xdebug's log: tail -f /tmp/xdebug.log, the output as follow: [45220] Log opened at 2020-10-27 07:09:23 [45220] I: Connecting to configured address/port: 127.0.0.1:9000. [45220] I: Connected to client. :-) [45220] -> <init xmlns="urn:debugger_protocol_v1" xmlns:xdebug="https://xdebug.org/dbgp/xdebug" fileuri="file:///home/xiaoju/webroot/gulfstream/application/pre-sale/v1/index.php" language="PHP" xdebug:language_version="7.4.9" protocol_version="1.0" appid="45220" idekey="ysl"><engine version="2.8.1"><![CDATA[Xdebug]]></engine><author><![CDATA[Derick Rethans]]></author><url><![CDATA[https://xdebug.org]]></url><copyright><![CDATA[Copyright (c) 2002-2019 by Derick Rethans]]></copyright></init> that means the debug session established, it works. but after a while (without stats) the T1 output: Error while handling connection: EOF Disconnect then I request again in postman, T1 output as follow: Connect from 127.0.0.1:50446 DBGp/1.0: Xdebug 2.8.1 — For PHP 7.4.9 Debugging file:///home/xiaoju/webroot/gulfstream/application/pre-sale/v1/index.php (ID: 2155/ysl) 1 | feature_get 1 | supports_async: supported > 0 (cmd) that means the request is successful captured. but from now on ,T1 is blocked, not response to any keyboard input, even with CTR + C. I have to open another Ternimal to kill the blocked DBGp Client and run it again. Test script: --------------- no test script Expected result: ---------------- T1 not blocked Actual result: -------------- blocked -- Edit bug report at https://bugs.php.net/bug.php?id=80287&edit=1 -- Fix committed: https://bugs.php.net/fix.php?id=80287&r=fixed Fixed in release: https://bugs.php.net/fix.php?id=80287&r=alreadyfixed Need backtrace: https://bugs.php.net/fix.php?id=80287&r=needtrace Need Reproduce Script: https://bugs.php.net/fix.php?id=80287&r=needscript Try newer version: https://bugs.php.net/fix.php?id=80287&r=oldversion Not developer issue: https://bugs.php.net/fix.php?id=80287&r=support Expected behavior: https://bugs.php.net/fix.php?id=80287&r=notwrong Not enough info: https://bugs.php.net/fix.php?id=80287&r=notenoughinfo Submitted twice: https://bugs.php.net/fix.php?id=80287&r=submittedtwice register_globals: https://bugs.php.net/fix.php?id=80287&r=globals PHP version support discontinued: https://bugs.php.net/fix.php?id=80287&r=phptooold Daylight Savings: https://bugs.php.net/fix.php?id=80287&r=dst IIS Stability: https://bugs.php.net/fix.php?id=80287&r=isapi Install GNU Sed: https://bugs.php.net/fix.php?id=80287&r=gnused Floating point limitations: https://bugs.php.net/fix.php?id=80287&r=float No Zend Extensions: https://bugs.php.net/fix.php?id=80287&r=nozend MySQL Configuration Error: https://bugs.php.net/fix.php?id=80287&r=mysqlcfg