Also those are my last log lines:
Apr 13 16:36:06 eleven kernel: BTRFS warning (device sdf1): csum failed root -9 ino 296 off 960831488 csum 0x84290044 expected csum 0x92905477 mirror 1
Apr 13 16:36:06 eleven kernel: BTRFS error (device sdf1): bdev /dev/sdf1 errs: wr 0, rd 0, flush 0, corrupt 1335, gen 0
Apr 13 16:36:06 eleven kernel: BTRFS warning (device sdf1): csum failed root -9 ino 296 off 960831488 csum 0x84290044 expected csum 0x92905477 mirror 1
Apr 13 16:36:06 eleven kernel: BTRFS error (device sdf1): bdev /dev/sdf1 errs: wr 0, rd 0, flush 0, corrupt 1336, gen 0
Apr 13 16:36:25 eleven unassigned.devices: Removing configuration 'Patriot_Burst_D26007021B9B00021375'.
Apr 13 16:51:18 eleven root: error: /plugins/unassigned.devices/UnassignedDevices.php: wrong csrf_token
Apr 13 16:51:18 eleven root: error: /plugins/unassigned.devices/UnassignedDevices.php: wrong csrf_token
Apr 13 16:54:36 eleven root: error: /plugins/unassigned.devices/UnassignedDevices.php: wrong csrf_token
Apr 13 16:54:36 eleven root: error: /plugins/unassigned.devices/UnassignedDevices.php: wrong csrf_token
Apr 13 17:16:15 eleven root: error: /plugins/unassigned.devices/UnassignedDevices.php: wrong csrf_token
Apr 13 17:16:15 eleven root: error: /plugins/unassigned.devices/UnassignedDevices.php: wrong csrf_token
Apr 13 17:35:54 eleven root: error: /plugins/unassigned.devices/UnassignedDevices.php: wrong csrf_token
Apr 13 17:35:54 eleven root: error: /plugins/unassigned.devices/UnassignedDevices.php: wrong csrf_token
Apr 13 17:53:33 eleven root: error: /plugins/unassigned.devices/UnassignedDevices.php: wrong csrf_token
Apr 13 17:53:33 eleven root: error: /plugins/unassigned.devices/UnassignedDevices.php: wrong csrf_token
Apr 13 17:54:22 eleven root: error: /plugins/unassigned.devices/UnassignedDevices.php: wrong csrf_token
Apr 13 17:54:22 eleven root: error: /plugins/unassigned.devices/UnassignedDevices.php: wrong csrf_token