Hey guys, 2 of my S19j just randomly stops hashing. Sometimes when i press restart, it will hash for about 5 minutes then stops. No error it seems on kernel. What could be the problem? I have another s19 just beside it and its running just fine.

Here's the kernel log.

https://pastebin.com/sQLtnThX

Here's the history kernel log : https://pastebin.com/K5qxquc6

Thanks in advance.