Your disk has a problem:
Jul 13 21:05:34 Jiraiya unassigned.devices: Adding partition 'sdj1'...
Jul 13 21:05:34 Jiraiya unassigned.devices: Mounting partition 'sdj1' at mountpoint '/mnt/disks/UA_POOL'...
Jul 13 21:05:34 Jiraiya unassigned.devices: Mount drive command: /sbin/mount -t 'btrfs' -o rw,noatime,nodiratime '/dev/sdj1' '/mnt/disks/UA_POOL'
Jul 13 21:05:34 Jiraiya kernel: BTRFS info (device sdj1): flagging fs with big metadata feature
Jul 13 21:05:34 Jiraiya kernel: BTRFS info (device sdj1): disk space caching is enabled
Jul 13 21:05:34 Jiraiya kernel: BTRFS info (device sdj1): has skinny extents
Jul 13 21:05:34 Jiraiya kernel: BTRFS error (device sdj1): devid 2 uuid c7264057-941e-45fd-895a-f3329a76976f is missing
Jul 13 21:05:34 Jiraiya kernel: BTRFS error (device sdj1): failed to read chunk tree: -2
Jul 13 21:05:34 Jiraiya kernel: BTRFS error (device sdj1): open_ctree failed
Jul 13 21:05:34 Jiraiya unassigned.devices: Mount of 'sdj1' failed: 'mount: /mnt/disks/UA_POOL: wrong fs type, bad option, bad superblock on /dev/sdj1, missing codepage or helper program, or other error. '
Jul 13 21:05:34 Jiraiya unassigned.devices: Partition 'Z5215WMY' cannot be mounted.
This is an error that is caused by an update to UD Preclear:
Jul 13 21:05:34 Jiraiya atd[11438]: PAM unable to dlopen(/lib64/security/pam_unix.so): /lib64/libc.so.6: version `GLIBC_2.34' not found (required by /lib64/libresolv.so.2)
Jul 13 21:05:34 Jiraiya atd[11438]: PAM adding faulty module: /lib64/security/pam_unix.so
Jul 13 21:05:34 Jiraiya atd[11438]: Module is unknown
Jul 13 21:05:34 Jiraiya atd[11445]: PAM unable to dlopen(/lib64/security/pam_unix.so): /lib64/libc.so.6: version `GLIBC_2.34' not found (required by /lib64/libresolv.so.2)
Jul 13 21:05:34 Jiraiya atd[11445]: PAM adding faulty module: /lib64/security/pam_unix.so
Jul 13 21:05:34 Jiraiya atd[11445]: Module is unknown
Be sure UD Preclear is updated to the latest version and reboot to clear this up.