From: [EMAIL PROTECTED]
Operating system: Solaris 2.7
PHP version: 4.2.1
PHP Bug Type: Session related
Bug description: session_encode() fails with segmentation fault
I am running apache 1.3.24/PHP 4.2.1 on Solaris 2.7 (with
recent OS patches applied.)
When I call session_encode() as follows I get the
segmentation fault error below...
$session_array = explode(";", session_encode());
Following is backtrace ...
[bash-2.03# gdb /usr/local/apache/bin/httpd
GNU gdb 4.18
Copyright 1998 Free Software Foundation, Inc.
GDB is free software, covered by the GNU General Public License, and you
are
welcome to change it and/or distribute copies of it under certain
conditions.
Type "show copying" to see the conditions.
There is absolutely no warranty for GDB. Type "show warranty" for
details.
This GDB was configured as "sparc-sun-solaris2.7"...
(gdb) run -X
Starting program: /usr/local/apache/bin/httpd -X
[New LWP 2 ]
[New LWP 3 ]
[New LWP 4 ]
Program received signal SIGSEGV, Segmentation fault.
0xfe5ec8c4 in _zval_dtor (zvalue=0x1586b0, __zend_filename=0xfe75c060
"zend_execute_API.c",
__zend_lineno=274) at zend_variables.c:43
43 CHECK_ZVAL_STRING_REL(zvalue);
(gdb) bt
#0 0xfe5ec8c4 in _zval_dtor (zvalue=0x1586b0,
__zend_filename=0xfe75c060 "zend_execute_API.c", __zend_lineno=274)
at zend_variables.c:43
#1 0xfe5dde08 in _zval_ptr_dtor (zval_ptr=0xfe7aac78,
__zend_filename=0xfe75ba90 "zend_execute_locks.h",
__zend_lineno=26)
at zend_execute_API.c:274
#2 0xfe5db0d8 in zend_clean_garbage () at zend_execute_locks.h:26
#3 0xfe5d2b8c in execute (op_array=0x1436e8) at ./zend_execute.c:1056
#4 0xfe5d933c in execute (op_array=0x13de78) at ./zend_execute.c:2141
#5 0xfe5ef554 in zend_execute_scripts (type=8, retval=0x0,
file_count=3) at zend.c:810
#6 0xfe60b958 in php_execute_script (primary_file=0xffbeecb0) at
main.c:1381
#7 0xfe603b94 in apache_php_module_main (r=0x131558,
display_source_mode=0)
at sapi_apache.c:90
#8 0xfe605170 in send_php (r=0x131558, display_source_mode=0,
filename=0x132078 "/home/httpd/html/dbiflex/sm/login.php") at
mod_php4.c:575
#9 0xfe6051e8 in send_parsed_php (r=0x131558) at mod_php4.c:590
#10 0x41620 in ap_invoke_handler () from /lib/libaio.so.1
#11 0x5fd04 in process_request_internal () from /lib/libaio.so.1
#12 0x5fd88 in ap_process_request () from /lib/libaio.so.1
#13 0x52f74 in child_main () from /lib/libaio.so.1
#14 0x53208 in make_child () from /lib/libaio.so.1
#15 0x53424 in startup_children () from /lib/libaio.so.1
#16 0x53e58 in standalone_main () from /lib/libaio.so.1
#17 0x54aa0 in main () from /lib/libaio.so.1
(gdb) frame 3
#3 0xfe5d2b8c in execute (op_array=0x1436e8) at ./zend_execute.c:1056
1056 zend_clean_garbage(TSRMLS_C);
(gdb) print (char
*)(executor_globals.function_state_ptr->function)->common.function_name
$1 = 0x0
(gdb) print (char *)executor_globals.active_op_array->function_name
$2 = 0x0
(gdb) print (char *)executor_globals.active_op_array->filename
$3 = 0x14a970
"/home/nmsuser/dbiflex/docroot/common/page_login_header.inc"
(gdb) quit
The program is running. Exit anyway? (y or n) y
--------------------
Here is the line that is causing the seg fault:
error_log( "{common/page_login_header.inc session_encode: " .
session_encode() );
--
Edit bug report at http://bugs.php.net/?id=17294&edit=1
--
Fixed in CVS: http://bugs.php.net/fix.php?id=17294&r=fixedcvs
Fixed in release: http://bugs.php.net/fix.php?id=17294&r=alreadyfixed
Need backtrace: http://bugs.php.net/fix.php?id=17294&r=needtrace
Try newer version: http://bugs.php.net/fix.php?id=17294&r=oldversion
Not developer issue: http://bugs.php.net/fix.php?id=17294&r=support
Expected behavior: http://bugs.php.net/fix.php?id=17294&r=notwrong
Not enough info: http://bugs.php.net/fix.php?id=17294&r=notenoughinfo
Submitted twice: http://bugs.php.net/fix.php?id=17294&r=submittedtwice
register_globals: http://bugs.php.net/fix.php?id=17294&r=globals
