Bug #73602 [Opn->Fbk]: Crash on php_date

Edit report at https://bugs.php.net/bug.php?id=73602&edit=1 ID: 73602 Updated by: cmb@php.net Reported by: fjg at digixo dot com Summary: Crash on php_date -Status: Open +Status: Feedback Type: Bug Package: Date/time related Operating System: Ubuntu 16.04.1 LTS PHP Version: 5.6.28 -Assigned To: +Assigned To: cmb Block user comment: N Private report: N New Comment: Do you still experience these segfaults with any of the actively supported PHP versions[1]? [1] <https://www.php.net/supported-versions.php Previous Comments: ------------------------------------------------------------------------ [2016-11-24 16:29:27] fjg at digixo dot com Description: ------------ Running a production batch ends in a SIGSEGV. It just loads data from MySQL and synchronize another partner (convert to JSON... and call their API). See traces: $ php -v PHP 5.6.28 (cli) (built: Nov 24 2016 10:28:04) Copyright (c) 1997-2016 The PHP Group Zend Engine v2.6.0, Copyright (c) 1998-2016 Zend Technologies with Zend OPcache v7.0.6-dev, Copyright (c) 1999-2016, by Zend Technologies $ uname -a Linux digixo4 4.4.0-34-generic #53-Ubuntu SMP Wed Jul 27 16:06:39 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux $ lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 16.04.1 LTS Release: 16.04 Codename: xenial (gdb) bt 10 #0 format_converter (odp=odp@entry=0x7fffff7ff560, fmt=0xa24818 "%s%04lld", ap=ap@entry=0x7fffff7ff570) at /opt/arc/build/php-5.6.28/main/snprintf.c:588 #1 0x00000000008f3fab in strx_printv (ap=0x7fffff7ff570, format=0xa24818 "%s%04lld", len=32, buf=0x7fffff7ff6e0 "7\004\067X", ccp=<synthetic pointer>) at /opt/arc/build/php-5.6.28/main/snprintf.c:1230 #2 ap_php_slprintf (buf=buf@entry=0x7fffff7ff6e0 "7\004\067X", len=len@entry=32, format=format@entry=0xa24818 "%s%04lld") at /opt/arc/build/php-5.6.28/main/snprintf.c:1246 #3 0x000000000044585a in date_format (format=format@entry=0x7fffe3ffa898 "Y-m-d", format_len=format_len@entry=5, t=t@entry=0x1db594a0, localtime=localtime@entry=1) at /opt/arc/build/php-5.6.28/ext/date/php_date.c:1134 #4 0x000000000044dc0a in php_format_date (format=0x7fffe3ffa898 "Y-m-d", format_len=5, ts=1480000567, localtime=localtime@entry=1) at /opt/arc/build/php-5.6.28/ext/date/php_date.c:1263 #5 0x000000000044e4e8 in php_date (return_value_ptr=<optimized out>, this_ptr=<optimized out>, return_value_used=<optimized out>, localtime=1, return_value=0x2db57290, ht=1) at /opt/arc/build/php-5.6.28/ext/date/php_date.c:1239 #6 zif_date (ht=1, return_value=0x2db57290, return_value_ptr=<optimized out>, this_ptr=<optimized out>, return_value_used=<optimized out>) at /opt/arc/build/php-5.6.28/ext/date/php_date.c:1370 #7 0x0000000000a1878f in zend_do_fcall_common_helper_SPEC (execute_data=<optimized out>) at /opt/arc/build/php-5.6.28/Zend/zend_vm_execute.h:558 #8 0x00000000009a1330 in execute_ex (execute_data=0x2daf59a8) at /opt/arc/build/php-5.6.28/Zend/zend_vm_execute.h:363 #9 0x00007fffe82bfade in nr_php_execute_enabled () at /home/hudson/slave-workspace/workspace/php-release-agent/label/centos5-64-nrcamp/agent/php_execute.c:1167 (More stack frames follow...) #0 format_converter (odp=odp@entry=0x7fffff7ff560, fmt=0xa24818 "%s%04lld", ap=ap@entry=0x7fffff7ff570) at /opt/arc/build/php-5.6.28/main/snprintf.c:588 sp = <optimized out> bep = <optimized out> cc = <optimized out> i = <optimized out> s = <optimized out> s_len = <error reading variable s_len (Cannot access memory at address 0x7fffff7fecd4)> free_zcopy = <error reading variable free_zcopy (Cannot access memory at address 0x7fffff7fecd8)> zvp = <optimized out> zcopy = <error reading variable zcopy (Cannot access memory at address 0x7fffff7fece0)> min_width = <optimized out> precision = <optimized out> adjust = <optimized out> pad_char = <optimized out> prefix_char = <optimized out> fp_num = <optimized out> i_num = <optimized out> ui_num = <optimized out> num_buf = <error reading variable num_buf (Cannot access memory at address 0x7fffff7fed10)> char_buf = <error reading variable char_buf (Cannot access memory at address 0x7fffff7fed00)> lconv = <optimized out> modifier = <optimized out> alternate_form = <optimized out> print_sign = <optimized out> print_blank = <optimized out> adjust_precision = <optimized out> adjust_width = <optimized out> is_negative = <error reading variable is_negative (Cannot access memory at address 0x7fffff7fecdc)> #1 0x00000000008f3fab in strx_printv (ap=0x7fffff7ff570, format=0xa24818 "%s%04lld", len=32, buf=0x7fffff7ff6e0 "7\004\067X", ccp=<synthetic pointer>) at /opt/arc/build/php-5.6.28/main/snprintf.c:1230 od = {buf_end = 0x7fffff7ff6ff "", nextb = 0x7fffff7ff6e0 "7\004\067X"} cc = <optimized out> #2 ap_php_slprintf (buf=buf@entry=0x7fffff7ff6e0 "7\004\067X", len=len@entry=32, format=format@entry=0xa24818 "%s%04lld") at /opt/arc/build/php-5.6.28/main/snprintf.c:1246 cc = <optimized out> ap = <error reading variable ap (Attempt to dereference a generic pointer.)> #3 0x000000000044585a in date_format (format=format@entry=0x7fffe3ffa898 "Y-m-d", format_len=format_len@entry=5, t=t@entry=0x1db594a0, localtime=localtime@entry=1) at /opt/arc/build/php-5.6.28/ext/date/php_date.c:1134 string = {c = 0x0, len = 0, a = 0} i = 0 length = 0 buffer = "7\004\067X\000\000\000\000\220\245\206\001\000\000\000\000\020\177\203\001\000\000\000\000\067\004\067X\000\000\000\000`\360.\001\000\000\000\000\214\231I\363\377\177\000\000\341}\203\001\000\000\000\000\240\224\265\035\000\000\000\000\000\002\205\001\000\000\000\000\220\245\206\001\000\000\000\000\067\004\067X\000\000\000\000\240\224\265\035\000\000\000\000\067" offset = <optimized out> isoweek = 1480000567 isoyear = 498439328 rfc_colon = 0 weekYearSet = 0 #4 0x000000000044dc0a in php_format_date (format=0x7fffe3ffa898 "Y-m-d", format_len=5, ts=1480000567, localtime=localtime@entry=1) at /opt/arc/build/php-5.6.28/ext/date/php_date.c:1263 t = 0x1db594a0 tzi = <optimized out> string = <optimized out> #5 0x000000000044e4e8 in php_date (return_value_ptr=<optimized out>, this_ptr=<optimized out>, return_value_used=<optimized out>, localtime=1, return_value=0x2db57290, ht=1) at /opt/arc/build/php-5.6.28/ext/date/php_date.c:1239 format = 0x7fffe3ffa898 "Y-m-d" format_len = 5 ts = 1480000567 string = <optimized out> #6 zif_date (ht=1, return_value=0x2db57290, return_value_ptr=<optimized out>, this_ptr=<optimized out>, return_value_used=<optimized out>) at /opt/arc/build/php-5.6.28/ext/date/php_date.c:1370 No locals. #7 0x0000000000a1878f in zend_do_fcall_common_helper_SPEC (execute_data=<optimized out>) at /opt/arc/build/php-5.6.28/Zend/zend_vm_execute.h:558 ret = 0x2daf5988 opline = <optimized out> should_change_scope = 0 '\000' fbc = 0x133a9b0 num_args = 1 #8 0x00000000009a1330 in execute_ex (execute_data=0x2daf59a8) at /opt/arc/build/php-5.6.28/Zend/zend_vm_execute.h:363 ret = <optimized out> original_in_execution = 1 '\001' #9 0x00007fffe82bfade in nr_php_execute_enabled () at /home/hudson/slave-workspace/workspace/php-release-agent/label/centos5-64-nrcamp/agent/php_execute.c:1167 ------------------------------------------------------------------------ -- Edit this bug report at https://bugs.php.net/bug.php?id=73602&edit=1