This bug also affect to my servers, after the upgrade I see this error in apache
[Wed May 25 06:42:23 2016] [notice] Graceful restart requested, doing restart apache2: Syntax error on line 211 of /etc/apache2/apache2.conf: Syntax error on line 1 of /etc/apache2/mods-enabled/php5.load: Cannot load /usr/lib/apache2/modules/libphp5.so into server: /lib/x86_64-linux-gnu/libm.so.6: symbol __strtold_nan, version GLIBC_PRIVATE not defined in file libc.so.6 with link time reference Upgrade log Start-Date: 2016-05-25 06:42:18 Upgrade: libc-bin:amd64 (2.15-0ubuntu10.13, 2.15-0ubuntu10.14), php5:amd64 (5.3.10-1ubuntu3.22, 5.3.10-1ubuntu3.23), libapache2-mod-php5:amd64 (5.3.10-1ubuntu3.22, 5.3.10-1ubuntu3.23), php5-curl:amd64 (5.3.10-1ubuntu3.22, 5.3.10-1ubuntu3.23), multiarch-support:amd64 (2.15-0ubuntu10.13, 2.15-0ubuntu10.14), libc6-dev:amd64 (2.15-0ubuntu10.13, 2.15-0ubuntu10.14), php5-mysql:amd64 (5.3.10-1ubuntu3.22, 5.3.10-1ubuntu3.23), php5-cli:amd64 (5.3.10-1ubuntu3.22, 5.3.10-1ubuntu3.23), libc-dev-bin:amd64 (2.15-0ubuntu10.13, 2.15-0ubuntu10.14), libc6:amd64 (2.15-0ubuntu10.13, 2.15-0ubuntu10.14), php5-common:amd64 (5.3.10-1ubuntu3.22, 5.3.10-1ubuntu3.23) End-Date: 2016-05-25 06:42:23 --- But, in my case after manually restart it's works again. Thx! -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1585614 Title: PHP Update on 2016-05-25 causes Apache not to restart, libm.so.6: symbol __strtold_nan, version GLIBC_PRIVATE not defined in file libc.so.6 with link time reference To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/php5/+bug/1585614/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs