Bug #76846 [Opn->Nab]: crashdump signal 11

From: Date: Sun, 23 Sep 2018 13:54:08 +0000
Subject: Bug #76846 [Opn->Nab]: crashdump signal 11
References: 1  Groups: php.bugs 
Request: Send a blank email to php-bugs+get-217205@lists.php.net to get a copy of this message
Edit report at https://bugs.php.net/bug.php?id=76846&edit=1

 ID:                 76846
 Updated by:         bukka@php.net
 Reported by:        mate at sla dot hu
 Summary:            crashdump signal 11
-Status:             Open
+Status:             Not a bug
 Type:               Bug
 Package:            FPM related
 Operating System:   ubuntu 16
 PHP Version:        7.2.9
-Assigned To:        
+Assigned To:        bukka
 Block user comment: N
 Private report:     N

 New Comment:

This has nothing to do with FPM but the fact that the linked libraries are not available. Please
configure correctly location of libxml2 and OpenSSL (libcrypto) and possibly some other libs.


Previous Comments:
------------------------------------------------------------------------
[2018-09-08 11:20:30] cmb@php.net

> Does it help to search for a bug, if I install a version with
> enable-debug?

Probably.  Please do so.

------------------------------------------------------------------------
[2018-09-06 09:09:14] mate at sla dot hu

Description:
------------
Hi,

custom compilation using php-fpm crashes sometimes, actual version is 7.2.6

[755816.604490] php-fpm[35668]: segfault at 7f45d742b760 ip 000000000082f4ff sp 00007fffc2c83700
error 4

.crash
ProcStatus
Name:   php-fpm
State:  S (sleeping)
Tgid:   35668

What does it mean it's in State: S (sleeping)?

gdb bt

Reading symbols from /var/www/sbin/php-fpm...done.
[New LWP 35668]

warning: .dynamic section for "/usr/lib/x86_64-linux-gnu/libxml2.so.2" is not at the
expected address (wrong library or version mismatch?)

warning: .dynamic section for "/lib/x86_64-linux-gnu/libcrypto.so.1.0.0" is not at the
expected address (wrong library or version mismatch?)

warning: Could not load shared library symbols for 2 libraries, e.g.
/lib/x86_64-linux-gnu/libnss_winbind.so.2.
Use the "info sharedlibrary" command to see the complete listing.
Do you need "set solib-search-path" or "set sysroot"?
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
Core was generated by `php-fpm: pool xxxxxxxxx                                 '.
Program terminated with signal SIGSEGV, Segmentation fault.
#0  0x000000000082f4ff in zend_hash_find ()
(gdb) bt
#0  0x000000000082f4ff in zend_hash_find ()
#1  0x00000000004e2d26 in pcre_get_compiled_regex_cache ()
#2  0x00000000004e5a19 in zif_preg_match ()
#3  0x00000000008df69c in execute_ex ()
#4  0x00000000008e506f in zend_execute ()
#5  0x0000000000819f40 in zend_execute_scripts ()
#6  0x00000000007a9618 in php_execute_script ()
#7  0x0000000000445587 in main ()
(gdb) quit

I know, this is not much info
Does it help to search for a bug, if I install a version with enable-debug?

thanks




------------------------------------------------------------------------



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Edit this bug report at https://bugs.php.net/bug.php?id=76846&edit=1


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