Bug #77588 [NEW]: Session started with read_and_close creates empty session

From: piotr at halas dot net dot pl Operating system: Linux PHP version: 7.2.15 Package: Session related Bug Type: Bug Bug description:Session started with read_and_close creates empty session Description: ------------ I don't know if this is a bug, but when starting a session with read_and_close options enabled PHP creates an empty session if no session was found. Test script: --------------- <?php ini_set('session.save_path', getcwd()); session_start(['read_and_close' => true]); echo "Sessions: ".count(glob(getcwd().'/sess_*')).PHP_EOL; Expected result: ---------------- Sessions: 0 Actual result: -------------- Sessions: 1 -- Edit bug report at https://bugs.php.net/bug.php?id=77588&edit=1 -- Try a snapshot (PHP 5.4): https://bugs.php.net/fix.php?id=77588&r=trysnapshot54 Try a snapshot (PHP 5.5): https://bugs.php.net/fix.php?id=77588&r=trysnapshot55 Try a snapshot (trunk): https://bugs.php.net/fix.php?id=77588&r=trysnapshottrunk Fixed in SVN: https://bugs.php.net/fix.php?id=77588&r=fixed Fixed in release: https://bugs.php.net/fix.php?id=77588&r=alreadyfixed Need backtrace: https://bugs.php.net/fix.php?id=77588&r=needtrace Need Reproduce Script: https://bugs.php.net/fix.php?id=77588&r=needscript Try newer version: https://bugs.php.net/fix.php?id=77588&r=oldversion Not developer issue: https://bugs.php.net/fix.php?id=77588&r=support Expected behavior: https://bugs.php.net/fix.php?id=77588&r=notwrong Not enough info: https://bugs.php.net/fix.php?id=77588&r=notenoughinfo Submitted twice: https://bugs.php.net/fix.php?id=77588&r=submittedtwice register_globals: https://bugs.php.net/fix.php?id=77588&r=globals PHP 4 support discontinued: https://bugs.php.net/fix.php?id=77588&r=php4 Daylight Savings: https://bugs.php.net/fix.php?id=77588&r=dst IIS Stability: https://bugs.php.net/fix.php?id=77588&r=isapi Install GNU Sed: https://bugs.php.net/fix.php?id=77588&r=gnused Floating point limitations: https://bugs.php.net/fix.php?id=77588&r=float No Zend Extensions: https://bugs.php.net/fix.php?id=77588&r=nozend MySQL Configuration Error: https://bugs.php.net/fix.php?id=77588&r=mysqlcfg