I have a WLC that keeps reloading, and with a quick Google search I have seen that many others have the same issue. I could not find one that was successful geting an answer from TAC.
Here are the details:
ArubaOS (MODEL: Aruba7210), Version 8.3.0.4
Switch uptime is 12 hours 33 minutes 59 seconds
Reboot Cause: Datapath timeout (SOS Assert) (Intent:cause:register 54:86:50:2)
(nbp-wlc-aruba-43525) *#show boot hist
Reboot History Table
--------------------
No Description User Role IP Timestamp
-- ----------- ---- ---- -- ---------
1 Reboot Cause: Unknown reboot reason (134:255:2) Show global AP database debug info
100.101.98.117 Fri Apr 27 00:59:59 2018
2 REBOOTCAUSE admin root 207.179.141.54 Wed Dec 31 20:00:00 1969
3 Reboot Cause: User reboot (Intent:cause:register 78:86:50:2) admin root 207.179.141.54 Thu Apr 26 17:04:24 2018
4 Controller Reboot initiated. admin root serial-console Thu Apr 26 17:12:10 2018
5 Reboot Cause: User reboot (Intent:cause:register 78:86:50:2) admin root 207.179.141.54 Thu Apr 26 17:20:53 2018
6 Controller Reboot initiated. admin root serial-console Thu Apr 26 17:23:50 2018
7 Reboot Cause: User reboot (Intent:cause:register 78:86:0:1) admin root 207.179.141.54 Tue Nov 20 16:43:56 2018
8 Reboot Cause: User reboot (Intent:cause:register 78:86:50:2) admin root 207.179.141.54 Tue Nov 20 16:48:30 2018
9 Controller Reboot initiated. admin root serial-console Tue Nov 20 17:00:51 2018
10 Reboot Cause: User reboot (Intent:cause:register 78:86:50:2) admin root 207.179.141.54 Tue Nov 20 17:02:51 2018
11 Upgrade through Web-UI to 8.3.0.4 on partition 1 Successful. admin root 10.9.2.10 Tue Nov 20 17:11:52 2018
12 Controller Reboot initiated from Web-UI. admin root 10.9.2.10 Tue Nov 20 17:12:07 2018
13 Reboot Cause: User reboot (Intent:cause:register 78:86:50:2) admin root 207.179.141.54 Tue Nov 20 17:14:33 2018
14 Reboot Cause: User reboot (Intent:cause:register 78:86:50:2) admin root 207.179.141.54 Wed Nov 21 11:44:43 2018
15 Reboot Cause: Power Cycle (Intent:cause:register ee:ee:0:1) admin root 207.179.141.54 Fri Nov 23 11:24:36 2018
16 Reboot Cause: Datapath timeout (SOS Assert) (Intent:cause:register 54:86:50:2) admin root 207.179.141.54 Fri Apr 26 10:23:26 2019
17 Reboot Cause: Datapath timeout (SOS Assert) (Intent:cause:register 54:86:50:2) admin root 207.179.141.54 Wed Jun 26 00:34:01 2019
(nbp-wlc-aruba-43525) *#
Thanks for your time!