Any chance you can share your log for the last day, including the watchdog event.
Here's an edited log leading up to and through the event -- It didn't cause a crash -- no crash log or reset of router.
Jan 26 17:49:31 wlceventd: wlceventd_proc_event(490): eth7: Deauth_ind
Jan 26 17:49:31 wlceventd: wlceventd_proc_event(490): eth7: Deauth_ind
Jan 26 17:49:31 wlceventd: wlceventd_proc_event(490): eth7: Deauth_ind
Jan 26 17:49:32 wlceventd: wlceventd_proc_event(490): eth7: Deauth_ind
Jan 26 17:50:23 wlceventd: wlceventd_proc_event(526): wl1.2: Auth [Redacted], status: Successful (0),
Jan 26 17:50:23 wlceventd: wlceventd_proc_event(555): wl1.2: Assoc [Redacted], status: Successful (0),
Jan 26 17:50:25 kernel: [Redacted] not mesh client, can't update it's ip
Jan 26 17:50:53 kernel: wl1: PSM microcode watchdog fired at 40303 (seconds). Resetting.
Jan 26 17:50:53 kernel: wl1: reason = psm watchdog at 40303 seconds. corerev 42 ucode
Jan 26 17:50:53 kernel: psmdebug phydebug
Jan 26 17:50:53 kernel: psm_brc psm_brc_1 M_UCODE_
Jan 26 17:50:53 kernel: brwk_ brwk_1
Jan 26 17:50:53 kernel: ifsstat
Jan 26 17:50:53 kernel: rxestat1
Jan 26 17:50:53 kernel: wepctl
Jan 26 17:50:53 kernel: aqmfifordy
Jan 26 17:50:53 kernel: PC :
Jan 26 17:50:53 kernel: R0:
Jan 26 17:50:53 kernel: R0:
Jan 26 17:50:53 kernel: phydebug :
Jan 26 17:50:53 kernel: 0x8
Jan 26 17:50:53 kernel: 0x8
Jan 26 17:50:53 kernel: 0x8
Jan 26 17:50:53 kernel: 0x39
Jan 26 17:50:53 kernel: 0x39
Jan 26 17:50:53 kernel: pktproc
Jan 26 17:50:53 kernel: psm stack_status :
Jan 26 17:50:53 kernel: psm stack_entries:
Jan 26 17:50:53 kernel: 0x0d5e
Jan 26 17:50:53 kernel: 0x1ddd
Jan 26 17:50:53 kernel: wl1: fatal error, reinitializing, total count of reinit's[1]
Jan 26 17:50:53 kernel: wl1: PSM microcode watchdog fired at 40303 (seconds). Resetting.
Jan 26 17:50:53 kernel: wl1: reason = psm watchdog at 40303 seconds. corerev 42 ucode revision
Jan 26 17:50:53 kernel: psmdebug phydebug macctl
Jan 26 17:50:53 kernel: psm_brc
Jan 26 17:50:53 kernel: brwk_
Jan 26 17:50:53 kernel: ifsstat
Jan 26 17:50:53 kernel: rxestat1
Jan 26 17:50:53 kernel: wepctl
Jan 26 17:50:53 kernel: PC :
Jan 26 17:50:53 kernel: R0:
Jan 26 17:50:53 kernel: phydebug :
Jan 26 17:50:53 kernel: 0x8
Jan 26 17:50:53 kernel: 0x39
Jan 26 17:50:53 kernel: 0x8
Jan 26 17:50:53 kernel: 0x39
Jan 26 17:50:53 kernel: pktproc
Jan 26 17:50:53 kernel: psm stack_status :
Jan 26 17:50:53 kernel: psm stack_entries:
Jan 26 17:50:53 kernel: 0x0d5e
Jan 26 17:50:53 kernel: wl1: fatal error, reinitializing, total count of reinit's[2]
Jan 26 17:50:53 kernel: wl1: PSM microcode watchdog fired at 40304 (seconds). Resetting.
Jan 26 17:50:53 kernel: wl1: reason = psm watchdog at 40304 seconds. corerev 42 ucode
Jan 26 17:50:53 kernel: wl1: fatal error, reinitializing, total count of reinit's[3]
Jan 26 17:51:01 watchdog: wl reinit count 10
Jan 26 17:51:01 watchdog: reinit of unit0:0
Jan 26 17:51:01 watchdog: reinit of unit1:3
Jan 26 17:51:01 watchdog: reinit of unit2:7
Jan 26 17:51:01 watchdog: reinit of unit3:0
Jan 26 17:51:01 watchdog: reinit of unit4:0
Jan 26 17:51:01 watchdog: reinit of unit5:0
Jan 26 17:51:01 watchdog: reinit of unit6:0
Jan 26 17:51:01 watchdog: reinit of unit7:0
Jan 26 17:51:01 watchdog: reinit of unit8:0
Jan 26 17:51:01 watchdog: reinit of unit9:0
Jan 26 17:51:01 watchdog: reinit of unit10:0
Jan 26 17:51:01 watchdog: reinit of unit11:0
Jan 26 17:51:01 watchdog: reinit of unit12:0
Jan 26 17:51:01 watchdog: reinit of unit13:0
Jan 26 17:51:01 watchdog: reinit of unit14:0
Jan 26 17:51:01 watchdog: reinit of unit15:0
Jan 26 17:51:01 watchdog: reinit of unit16:0
Jan 26 17:51:01 watchdog: reinit of unit17:0
Jan 26 17:51:01 watchdog: reinit of unit18:0
Jan 26 17:51:01 watchdog: reinit of unit19:0
Jan 26 17:51:01 watchdog: reinit of unit20:0
Jan 26 17:51:01 watchdog: reinit of unit21:0
Jan 26 17:51:01 watchdog: reinit of unit22:0
Jan 26 17:51:01 watchdog: reinit of unit23:0
Jan 26 17:51:01 watchdog: reinit of unit24:0
Jan 26 17:51:01 watchdog: reinit of unit25:0
Jan 26 17:51:01 watchdog: reinit of unit26:0
Jan 26 17:51:01 watchdog: reinit of unit27:0
Jan 26 17:51:01 watchdog: reinit of unit28:0
Jan 26 17:51:01 watchdog: reinit of unit29:0
Jan 26 17:51:01 watchdog: reinit of unit30:0
Jan 26 17:51:01 watchdog: reinit of unit31:0
Jan 26 17:51:50 wlceventd: wlceventd_proc_event(490): eth7: Deauth_ind [Redacted], status: 0, reason:
Jan 26 17:51:53 kernel: [Redacted] not mesh client, can't update it's ip
Jan 26 17:53:12 kernel: wl1: random key value: [Redacted]
Jan 26 17:53:12 wlceventd: wlceventd_proc_event(490): wl1.2: Deauth_ind [Redacted], status: 0, reason
Jan 26 17:53:37 wlceventd: wlceventd_proc_event(526): wl1.2: Auth [Redacted], status: Successful (0),
Jan 26 17:53:37 wlceventd: wlceventd_proc_event(555): wl1.2: Assoc Redacted], status: Successful (0),