Cache device dropped offline:
Feb 1 02:19:26 untheran kernel: nvme nvme0: I/O 98 QID 4 timeout, aborting
Feb 1 02:19:26 untheran kernel: nvme nvme0: I/O 99 QID 4 timeout, aborting
Feb 1 02:19:30 untheran kernel: nvme nvme0: I/O 192 QID 5 timeout, aborting
Feb 1 02:19:30 untheran kernel: nvme nvme0: I/O 193 QID 5 timeout, aborting
Feb 1 02:19:30 untheran kernel: nvme nvme0: I/O 194 QID 5 timeout, aborting
Feb 1 02:19:56 untheran kernel: nvme nvme0: I/O 14 QID 0 timeout, reset controller
Feb 1 02:19:56 untheran kernel: nvme nvme0: I/O 98 QID 4 timeout, reset controller
Feb 1 02:22:59 untheran kernel: nvme nvme0: Device not ready; aborting reset, CSTS=0x1
Feb 1 02:22:59 untheran kernel: nvme nvme0: Abort status: 0x371
### [PREVIOUS LINE REPEATED 4 TIMES] ###
Feb 1 02:25:00 untheran kernel: nvme nvme0: Device not ready; aborting reset, CSTS=0x1
Feb 1 02:25:00 untheran kernel: nvme nvme0: Removing after probe failure status: -19
Feb 1 02:27:00 untheran kernel: nvme nvme0: Device not ready; aborting reset, CSTS=0x1
Try power cycling the serve to see if it comes back.