PHP_5_2 segfaults View as Markdown

sb@wopr-mobile php-5.2 % ./cvsclean && ./buildconf && ./configure &&
make -j3 && gdb ./sapi/cli/php

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This GDB was configured as "i686-pc-linux-gnu"...Using host libthread_db
library "/lib/libthread_db.so.1".

gdb> r

Program received signal SIGINT, Interrupt.

 eax:FFFFFE00 ebx:00000000  ecx:B7FE3000  edx:00000400     eflags:00000246
 esi:B7E27420 edi:B7D0CB70  esp:BFF6CA28  ebp:BFF6CA4C     eip:FFFFE410
 cs:0073  ds:007B  es:007B  fs:0000  gs:0033  ss:007B    o d I t s Z a P c

[007B:BFF6CA28]---------------------------------------------------------[stack]
BFF6CA58 : 00 30 FE B7 00 04 00 00 - F4 6F E2 B7 20 74 E2 B7
.0.......o.. t..
BFF6CA48 : 00 04 00 00 6C CA F6 BF - 90 D0 D6 B7 20 74 E2 B7
....l....... t..
BFF6CA38 : F4 6F E2 B7 68 BE D6 B7 - 00 00 00 00 00 30 FE B7
.o..h........0..
BFF6CA28 : 4C CA F6 BF 00 04 00 00 - 00 30 FE B7 F3 A2 DB B7
L........0......
[007B:B7E27420]---------------------------------------------------------[
data]
B7E27420 : 88 22 AD FB 00 30 FE B7 - 00 30 FE B7 00 30 FE B7
."...0...0...0..
B7E27430 : 00 30 FE B7 00 30 FE B7 - 00 30 FE B7 00 30 FE B7
.0...0...0...0..
[0073:FFFFE410]---------------------------------------------------------[
code]
0xffffe410 <__kernel_vsyscall+16>: pop %ebp
0xffffe411 <__kernel_vsyscall+17>: pop %edx
0xffffe412 <__kernel_vsyscall+18>: pop %ecx
0xffffe413 <__kernel_vsyscall+19>: ret
0xffffe414 <__kernel_vsyscall+20>: nop
0xffffe415 <__kernel_vsyscall+21>: nop

0xffffe410 in __kernel_vsyscall ()
gdb> bt
#0 0xffffe410 in __kernel_vsyscall ()
#1 0xb7dba2f3 in read () from /lib/libc.so.6
#2 0xb7d6be68 in _IO_file_read () from /lib/libc.so.6
#3 0xb7d6d090 in _IO_file_underflow () from /lib/libc.so.6
#4 0xb7d6eced in __underflow () from /lib/libc.so.6
#5 0xb7d6b94b in _IO_file_seek () from /lib/libc.so.6
#6 0xb7d6d838 in _IO_sgetn () from /lib/libc.so.6
#7 0xb7d620cf in fread () from /lib/libc.so.6
#8 0x0821c8f8 in zend_stream_stdio_reader (handle=0xb7e27420,
buf=0xbff6cb37 "?X???\214?!\b?\003??n", len=0x1) at
/usr/local/src/php/php-5.2/Zend/zend_stream.c:29
#9 0x0821c732 in zend_stream_getc (file_handle=0xbff703a0) at
/usr/local/src/php/php-5.2/Zend/zend_stream.c:128
#10 0x0821c78c in zend_stream_read (file_handle=0xbff703a0, buf=0x83f5b08
"", len=0x2000) at /usr/local/src/php/php-5.2/Zend/zend_stream.c:113
#11 0x081f19db in lex_scan (zendlval=0xbff6df1c) at
Zend/zend_language_scanner.c:5563
#12 0x081f5557 in zendlex (zendlval=0xbff6df18) at
/usr/local/src/php/php-5.2/Zend/zend_compile.c:4068
#13 0x081ea5fb in zendparse () at Zend/zend_language_parser.c:2978
#14 0x081edffd in compile_file (file_handle=0xbff703a0, type=0x8) at
/usr/local/src/php/php-5.2/Zend/zend_language_scanner.l:394
#15 0x0820a7b9 in zend_execute_scripts (type=0x8, retval=0x0,
file_count=0x3) at /usr/local/src/php/php-5.2/Zend/zend.c:1087
#16 0x081ce380 in php_execute_script (primary_file=0xbff703a0) at
/usr/local/src/php/php-5.2/main/main.c:1759
#17 0x0828375a in main (argc=0x1, argv=0xbff704d4) at
/usr/local/src/php/php-5.2/sapi/cli/php_cli.c:1097

--
Sebastian Bergmann http://www.sebastian-bergmann.de/
GnuPG Key: 0xB85B5D69 / 27A7 2B14 09E4 98CD 6277 0E5B 6867 C514 B85B 5D69