Created attachment 1952226 [details]
vmcore-dmesg output

Created attachment 1952226 [details]
vmcore-dmesg output

Description of problem:

Version-Release number of selected component (if applicable):
Centos 7.4 3.10-693
How reproducible:

1. set an IP address, then ssh connect to login it, the kernel will hang or reboot, then behavior normal if do not AC cycle

Steps to Reproduce:
1. AC whole DUT which installed Centos 3.10.0-693
2. Confirm the network is accessable through ping
3. ssh to DUT, the DUT wil hang or reboot
4. after then, ssh will be normal

Actual results:
1. Reboot/hang with MCE error everytime after ssh

Expected results:
1. do not reboot or hang

Additional info:
Higher verison Centos 4.x, 5.x can not reproduce