Crash in zend_mm_remove_from_free_list

Similar reports
Problem #35821
Component
php
Last affected version
0:5.4.16-48.el7
Executable
/usr/sbin/php-fpm
Error name
SIGSEGV 11
First occurrence
2021-03-11
Last occurrence
2026-08-13
Unique reports
22
Quality
-18

Statistics

Operating system Unique / Total count
CentOS 7 22 / 47
Operating system Count
CentOS 7 47
Architecture Count
x86_64 47
Related packages Count
php-common 47
 0:5.4.16-43.el7_4.1 39
 0:5.4.16-48.el7 8
glibc-common 47
 0:2.17-196.el7_4.2 39
 0:2.17-326.el7_9.3 7
 0:2.17-326.el7_9 1
openssl-libs 47
 1:1.0.2k-8.el7 39
 1:1.0.2k-26.el7_9 7
 1:1.0.2k-25.el7_9 1
Show more… (67)
xz-libs 47
 0:5.2.2-1.el7 39
 0:5.2.2-2.el7_9 8
libcurl 47
 0:7.29.0-42.el7_4.1 39
 0:7.29.0-59.el7_9.2 7
 0:7.29.0-59.el7_9.1 1
php-pdo 47
 0:5.4.16-43.el7_4.1 39
 0:5.4.16-48.el7 8
libX11 47
 0:1.6.5-1.el7 39
 0:1.6.7-5.el7_9 7
 0:1.6.7-4.el7_9 1
libattr 47
 0:2.4.46-12.el7 39
 0:2.4.46-13.el7 8
nss 47
 0:3.28.4-15.el7_4 39
 0:3.90.0-2.el7_9 7
 0:3.79.0-4.el7_9 1
systemd-libs 47
 0:219-42.el7_4.10 39
 0:219-78.el7_9.9 7
 0:219-78.el7_9.7 1
libXpm 47
 0:3.5.12-1.el7 40
 0:3.5.12-2.el7_9 7
glibc 47
 0:2.17-196.el7_4.2 39
 0:2.17-326.el7_9.3 7
 0:2.17-326.el7_9 1
cyrus-sasl-lib 47
 0:2.1.26-21.el7 39
 0:2.1.26-24.el7_9 8
php-ldap 47
 0:5.4.16-43.el7_4.1 39
 0:5.4.16-48.el7 8
nss-util 47
 0:3.28.4-3.el7 39
 0:3.90.0-1.el7_9 7
 0:3.79.0-1.el7_9 1
libxcb 47
 0:1.12-1.el7 39
 0:1.13-1.el7 8
libidn 47
 0:1.28-4.el7 47
elfutils-libelf 47
 0:0.168-8.el7 39
 0:0.176-5.el7 8
libssh2 47
 0:1.4.3-10.el7_2.1 39
 0:1.8.0-4.el7_9.1 7
 0:1.8.0-4.el7 1
sssd-client 47
 0:1.15.2-50.el7_4.11 39
 0:1.16.5-10.el7_9.16 7
 0:1.16.5-10.el7_9.13 1
libselinux 47
 0:2.5-11.el7 39
 0:2.5-15.el7 8
krb5-libs 47
 0:1.15.1-8.el7 39
 0:1.15.1-55.el7_9 7
 0:1.15.1-54.el7_9 1
nss-softokn-freebl 47
 0:3.28.3-8.el7_4 39
 0:3.90.0-6.el7_9 7
 0:3.79.0-4.el7_9 1
zlib 47
 0:1.2.7-17.el7 39
 0:1.2.7-21.el7_9 7
 0:1.2.7-20.el7_9 1
openldap 47
 0:2.4.44-5.el7 39
 0:2.4.44-25.el7_9 8
libcap 47
 0:2.22-9.el7 39
 0:2.22-11.el7 8
php-process 47
 0:5.4.16-43.el7_4.1 39
 0:5.4.16-48.el7 8
t1lib 47
 0:5.1.2-14.el7 47
php-gd 47
 0:5.4.16-43.el7_4.1 39
 0:5.4.16-48.el7 8
libgcc 47
 0:4.8.5-16.el7_4.2 39
 0:4.8.5-44.el7 8
libgcrypt 47
 0:1.5.3-14.el7 47
libpng 47
 2:1.5.13-7.el7_2 39
 2:1.5.13-8.el7 8
libxml2 47
 0:2.9.1-6.el7_2.3 39
 0:2.9.1-6.el7_9.6 8
libgpg-error 47
 0:1.12-3.el7 47
libjpeg-turbo 47
 0:1.2.90-5.el7 39
 0:1.2.90-8.el7 8
gmp 47
 1:6.0.0-15.el7 47
bzip2-libs 47
 0:1.0.6-13.el7 47
freetype 47
 0:2.4.11-15.el7 39
 0:2.8-14.el7_9.1 8
php-fpm 47
 0:5.4.16-43.el7_4.1 39
 0:5.4.16-48.el7 8
sqlite 47
 0:3.7.17-8.el7 39
 0:3.7.17-8.el7_7.1 8
nspr 47
 0:4.13.1-1.0.el7_3 39
 0:4.35.0-1.el7_9 7
 0:4.34.0-3.1.el7_9 1
pcre 47
 0:8.32-17.el7 47
php-xml 47
 0:5.4.16-43.el7_4.1 39
 0:5.4.16-48.el7 8
php-mbstring 47
 0:5.4.16-43.el7_4.1 39
 0:5.4.16-48.el7 8
libzip 47
 0:0.10.1-8.el7 47
libcom_err 47
 0:1.42.9-10.el7 39
 0:1.42.9-19.el7 8
libxslt 47
 0:1.1.28-5.el7 39
 0:1.1.28-6.el7 8
libXau 47
 0:1.0.8-2.1.el7 47
keyutils-libs 47
 0:1.5.8-3.el7 47
elfutils-libs 47
 0:0.168-8.el7 39
 0:0.176-5.el7 8
php-pecl-apcu 46
 0:4.0.11-1.el7 46
php-intl 46
 0:5.4.16-43.el7_4.1 39
 0:5.4.16-48.el7 7
postgresql-libs 46
 0:9.2.24-1.el7_5 39
 0:9.2.24-9.el7_9 7
php-pecl-igbinary 46
 0:1.2.1-1.el7 46
php-pecl-zendopcache 46
 0:7.0.5-2.el7 46
php-xmlrpc 46
 0:5.4.16-43.el7_4.1 39
 0:5.4.16-48.el7 7
libmemcached 46
 0:1.0.16-5.el7 46
libstdc++ 46
 0:4.8.5-16.el7_4.2 39
 0:4.8.5-44.el7 7
php-soap 46
 0:5.4.16-43.el7_4.1 39
 0:5.4.16-48.el7 7
php-pgsql 46
 0:5.4.16-43.el7_4.1 39
 0:5.4.16-48.el7 7
php-pecl-memcached 46
 0:2.2.0-1.el7 46
libevent 46
 0:2.0.21-4.el7 46
php-pecl-msgpack 46
 0:0.5.5-5.el7 46
libicu 46
 0:50.1.2-15.el7 39
 0:50.2-4.el7_7 7
nss-pem 20
 0:1.0.3-4.el7 16
 0:1.0.3-7.el7_9.1 3
 0:1.0.3-7.el7 1
nss-sysinit 20
 0:3.28.4-15.el7_4 16
 0:3.90.0-2.el7_9 3
 0:3.79.0-4.el7_9 1
nss-softokn 20
 0:3.28.3-8.el7_4 16
 0:3.90.0-6.el7_9 3
 0:3.79.0-4.el7_9 1
php-mcrypt 1
 0:5.4.16-9.el7 1
libmcrypt 1
 0:2.5.8-13.el7 1
php-mysqlnd 1
 0:5.4.16-48.el7 1

Packages names with count less than the total count of reports are most probably not the cause of the problem.

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Backtrace

Frame # Function Binary Source or offset Line
1
zend_mm_remove_from_free_list
/usr/sbin/php-fpm 0x23f6fd
Build id: 1ad2d66a65766a4d3792c18fa04d6dc59b4306b9 		-
2
_zend_mm_free_int
/usr/sbin/php-fpm 0x23f8ec
Build id: 1ad2d66a65766a4d3792c18fa04d6dc59b4306b9 		-
3
destroy_op_array
/usr/sbin/php-fpm 0x25c702
Build id: 1ad2d66a65766a4d3792c18fa04d6dc59b4306b9 		-
4
zend_hash_apply_deleter
/usr/sbin/php-fpm 0x2733e5
Build id: 1ad2d66a65766a4d3792c18fa04d6dc59b4306b9 		-
5
zend_hash_reverse_apply
/usr/sbin/php-fpm 0x274f79
Build id: 1ad2d66a65766a4d3792c18fa04d6dc59b4306b9 		-
6
shutdown_executor
/usr/sbin/php-fpm 0x2576c3
Build id: 1ad2d66a65766a4d3792c18fa04d6dc59b4306b9 		-
7
zend_deactivate
/usr/sbin/php-fpm 0x2668a5
Build id: 1ad2d66a65766a4d3792c18fa04d6dc59b4306b9 		-
8
php_request_shutdown
/usr/sbin/php-fpm 0x206705
Build id: 1ad2d66a65766a4d3792c18fa04d6dc59b4306b9 		-
9
main
/usr/sbin/php-fpm 0xc5854
Build id: 1ad2d66a65766a4d3792c18fa04d6dc59b4306b9 		-