[CentOS] Centos 7 lockup

2014-08-21 Thread Les Mikesell
A machine I set up to run OpenNMS stopped working last night - no hardware alarm lights, but keyboard/monitor/network unresponsive. After a reboot I see a large stack of messages like this in /var/log/messages: Aug 20 14:02:34 opennms-h-03 python: SELinux is preventing

Re: [CentOS] Centos 7 lockup

2014-08-21 Thread m . roth
Les Mikesell wrote: A machine I set up to run OpenNMS stopped working last night - no hardware alarm lights, but keyboard/monitor/network unresponsive. After a reboot I see a large stack of messages like this in /var/log/messages: Aug 20 14:02:34 opennms-h-03 python: SELinux is

Re: [CentOS] Centos 7 lockup

2014-08-21 Thread Les Mikesell
On Thu, Aug 21, 2014 at 12:23 PM, m.r...@5-cent.us wrote: Les Mikesell wrote: A machine I set up to run OpenNMS stopped working last night - no hardware alarm lights, but keyboard/monitor/network unresponsive. After a reboot I see a large stack of messages like this in /var/log/messages:

Re: [CentOS] Centos 7 lockup

2014-08-21 Thread Daniel J Walsh
On 08/21/2014 02:09 PM, Les Mikesell wrote: On Thu, Aug 21, 2014 at 12:23 PM, m.r...@5-cent.us wrote: Les Mikesell wrote: A machine I set up to run OpenNMS stopped working last night - no hardware alarm lights, but keyboard/monitor/network unresponsive. After a reboot I see a large stack of

Re: [CentOS] Centos 7 lockup

2014-08-21 Thread Les Mikesell
On Thu, Aug 21, 2014 at 4:07 PM, Daniel J Walsh dwa...@redhat.com wrote: mmap_zero is a fairly dangerous access. It means the object is attempting to memeory map low memory in the kernel. Bugs in the kernel have been known to allow priv escallation, can be prevented by this check.