From: michael at epicworks dot com
Operating system: Linux
PHP version: 4.3.4
PHP Bug Type: Unknown/Other Function
Bug description: PHP script goes into infinite loop, providing overflow in backtrace
Description:
------------
PHP script which worked perfectly with 4.3.2 configured identically now
goes into infinite loop at 99.9% CPU. There is no strace activity.
GDB Backtrace claims overflow error as follows.
Actual result:
--------------
(gdb) bt
#0 xbuf_resize (xbuf=0xbffe2850, add=1) at
/usr/src/WWW-2003.12.01/php-4.3.4/main/spprintf.c:127
#1 0x0813c9e8 in xbuf_format_converter (xbuf=0xbffe2850, fmt=0x1 <Address
0x1 out of bounds>,
ap=0xbffe317c "û?\035\b|Ü.\b\016\020\035\b") at
/usr/src/WWW-2003.12.01/php-4.3.4/main/spprintf.c:272
#2 0x0813d3b6 in vspprintf (pbuf=0x1, max_len=3221104720,
format=0xbffe2850 "[EMAIL PROTECTED]", ap=0xbffe2850 "[EMAIL PROTECTED]")
at /usr/src/WWW-2003.12.01/php-4.3.4/main/spprintf.c:638
#3 0x08139ae1 in php_error_cb (type=-1073862576,
error_filename=0x82e7f74
"/adm/vhosts/www/code/process_statistics/process_stats.php",
error_lineno=137445501, format=0xbffe2850 "[EMAIL PROTECTED]", args=0xbffe2850
"[EMAIL PROTECTED]")
at /usr/src/WWW-2003.12.01/php-4.3.4/main/main.c:601
(gdb)
--
Edit bug report at http://bugs.php.net/?id=26551&edit=1
--
Try a CVS snapshot (php4): http://bugs.php.net/fix.php?id=26551&r=trysnapshot4
Try a CVS snapshot (php5): http://bugs.php.net/fix.php?id=26551&r=trysnapshot5
Fixed in CVS: http://bugs.php.net/fix.php?id=26551&r=fixedcvs
Fixed in release: http://bugs.php.net/fix.php?id=26551&r=alreadyfixed
Need backtrace: http://bugs.php.net/fix.php?id=26551&r=needtrace
Need Reproduce Script: http://bugs.php.net/fix.php?id=26551&r=needscript
Try newer version: http://bugs.php.net/fix.php?id=26551&r=oldversion
Not developer issue: http://bugs.php.net/fix.php?id=26551&r=support
Expected behavior: http://bugs.php.net/fix.php?id=26551&r=notwrong
Not enough info: http://bugs.php.net/fix.php?id=26551&r=notenoughinfo
Submitted twice: http://bugs.php.net/fix.php?id=26551&r=submittedtwice
register_globals: http://bugs.php.net/fix.php?id=26551&r=globals
PHP 3 support discontinued: http://bugs.php.net/fix.php?id=26551&r=php3
Daylight Savings: http://bugs.php.net/fix.php?id=26551&r=dst
IIS Stability: http://bugs.php.net/fix.php?id=26551&r=isapi
Install GNU Sed: http://bugs.php.net/fix.php?id=26551&r=gnused
Floating point limitations: http://bugs.php.net/fix.php?id=26551&r=float
