#27759 [Opn->Fbk]: bcadd() causes crash if first parameter is empty string

ID: 27759 Updated by: pollita@php.net Reported By: patrick at rap-x dot com -Status: Open +Status: Feedback Bug Type: Reproducible crash Operating System: Windows XP PHP Version: 5.0.0RC1 New Comment: Please try using this CVS snapshot: http://snaps.php.net/php5-latest.tar.gz For Windows: http://snaps.php.net/win32/php5-win32-latest.zip Previous Comments: ------------------------------------------------------------------------ [2004-03-29 15:43:37] patrick at rap-x dot com Description: ------------ The following code causes PHP5 RC1 (module)/ WINXP / Apache2 to crash. The same code doesn't cause a crash on PHP 4.3.4 / WINXP/ IIS (CGI) Fault discovered by using PEAR :: Benchmark Workaround is to mess around line 230ish in pear Timer.php so that the bcadd is not called. Reproduce code: --------------- $total = "0"; $diff = ""; bcadd($total, $diff, 6); Expected result: ---------------- n/a Actual result: -------------- Apache2 crashes Windows Event Log records: Faulting application Apache.exe, version 2.0.49.0, faulting module php5ts.dll, version 5.0.0.0, fault address 0x0003c773. Apache error log: Parent: child process exited with status 3221225477 -- Restarting. [notice] Parent: Created child process 2120 [notice] Child 2120: Child process is running [notice] Child 2120: Acquired the start mutex. [notice] Child 2120: Starting 250 worker threads. [notice] Parent: Created child process 2120 [notice] Child 2120: Child process is running [notice] Child 2120: Acquired the start mutex. [notice] Child 2120: Starting 250 worker threads. [notice] Parent: child process exited with status 2147483649 -- Restarting. ------------------------------------------------------------------------ -- Edit this bug report at http://bugs.php.net/?id=27759&edit=1