crwdns2933897:0crwdne2933897:0

How to solve automatics restarting frequently

My above phone is offing and restarting automatically frequently. Can you please advise how to sort out. i have already reset the phone .still the problem is there

crwdns2934089:0crwdne2934089:0 crwdns2934093:0crwdne2934093:0

crwdns2934109:0crwdne2934109:0

crwdns2853045:0crwdne2853045:0 crwdns2853046:0crwdne2853046:0
crwdns2889612:0crwdne2889612:0 1
crwdns2934285:0crwdne2934285:0