Ошибка при загрузке WB6: Failed to start LSB: Hardware configuration with Device Tree overlays

После апдейта пакетов и перезагрузки появилась следующая ошибка:

Лог загрузки ядра:
[ **] A start job is running for LSB: HarБ─іice Tree overlays (4min / 5min 8s)[ 243.690023] INFO: task cat:1200 blocked for more than 120 seconds.
[ 243.696284] Tainted: G C 4.9.22-wb6 #2
[ 243.701792] “echo 0 > /proc/sys/kernel/hung_task_timeout_secs” disables this message.
[ 243.709641] cat D 0 1200 864 0x00000000
[ 243.715265] [] (__schedule) from [] (schedule+0x48/0xa0)
[ 243.722402] [] (schedule) from [] (schedule_preempt_disabled+0xc/0x10)
[ 243.730752] [] (schedule_preempt_disabled) from [] (__mutex_lock_slowpath+0xa0/0x154)
[ 243.740394] [] (__mutex_lock_slowpath) from [] (mutex_lock+0x54/0x58)
[ 243.748609] [] (mutex_lock) from [] (irq_find_matching_fwspec+0x20/0x110)
[ 243.757227] [] (irq_find_matching_fwspec) from [] (of_irq_get+0x48/0x68)
[ 243.765744] [] (of_irq_get) from [] (i2c_device_probe+0x1e8/0x204)
[ 243.773741] [] (i2c_device_probe) from [] (driver_probe_device+0x1fc/0x2b0)
[ 243.782540] [] (driver_probe_device) from [] (bus_for_each_drv+0x64/0x98)
[ 243.791133] [] (bus_for_each_drv) from [] (__device_attach+0xac/0x114)
[ 243.799427] [] (__device_attach) from [] (bus_probe_device+0x84/0x8c)
[ 243.807681] [] (bus_probe_device) from [] (device_add+0x3c8/0x578)
[ 243.815686] [] (device_add) from [] (i2c_new_device+0x134/0x190)
[ 243.823507] [] (i2c_new_device) from [] (of_i2c_register_device+0xec/0x18c)
[ 243.832276] [] (of_i2c_register_device) from [] (of_i2c_notify+0xa0/0x104)
[ 243.840964] [] (of_i2c_notify) from [] (notifier_call_chain+0x44/0x80)
[ 243.849262] [] (notifier_call_chain) from [] (__blocking_notifier_call_chain+0x48/0x60)
[ 243.859078] [] (__blocking_notifier_call_chain) from [] (blocking_notifier_call_chain+0x18/0x20)
[ 243.869677] [] (blocking_notifier_call_chain) from [] (__of_changeset_entry_notify+0x80/0xd0)
[ 243.880033] [] (__of_changeset_entry_notify) from [] (__of_changeset_apply+0x58/0xc0)
[ 243.889635] [] (__of_changeset_apply) from [] (__of_overlay_create+0x628/0x8d4)
[ 243.898778] [] (__of_overlay_create) from [] (create_overlay+0x48/0xa4)
[ 243.907215] [] (create_overlay) from [] (cfs_overlay_item_dtbo_write+0x54/0x98)
[ 243.916345] [] (cfs_overlay_item_dtbo_write) from [] (configfs_release_bin_file+0x5c/0x94)
[ 243.926426] [] (configfs_release_bin_file) from [] (__fput+0x88/0x1cc)
[ 243.934770] [] (__fput) from [] (task_work_run+0xc0/0xe4)
[ 243.942016] [] (task_work_run) from [] (do_work_pending+0x80/0xa8)
[ 243.950021] [] (do_work_pending) from [] (slow_work_pending+0xc/0x20)
[ *** ] A start job is running for LSB: HarБ─іTree overlays (4min 29s / 5min 8s)

После прошествия 5 минут и 8 секунд вылетает ошибка:
[FAIL] Failed to start LSB: Hardware configuration with Device Tree overlays.

Попробовал откатить wb-hwconf-manager на 1.30.0 - все тоже самое

Вот что было установлено в этот апдейт:
Preparing to unpack …/wb-rules-system_1.6.7_all.deb …
Unpacking wb-rules-system (1.6.7) over (1.6.5) …
Preparing to unpack …/wb-hwconf-manager_1.30.2_all.deb …
Unpacking wb-hwconf-manager (1.30.2) over (1.30.0) …
Preparing to unpack …/wb-test-suite_1.17.4_all.deb …
Unpacking wb-test-suite (1.17.4) over (1.17.3) …

вот что дает systemctl status wb-hwconf-manager.service:

Jun 05 17:01:19 wirenboard-ALWR73U7 wb-hwconf-manager[5938]: Initializing wb6-extio5:wbio-di-wd-14.
Jun 05 17:01:19 wirenboard-ALWR73U7 wb-hwconf-manager[5938]: Warning (reg_format): “reg” property in /fragment/overlay/extio5_wbio_di_wd_14@27 has invalid l…ells == 1)
Jun 05 17:01:19 wirenboard-ALWR73U7 wb-hwconf-manager[5938]: Warning (avoid_default_addr_size): Relying on default #address-cells value for /fragment/_overlay…i_wd_14@27
Jun 05 17:01:19 wirenboard-ALWR73U7 wb-hwconf-manager[5938]: Warning (avoid_default_addr_size): Relying on default #size-cells value for /fragment/overlay/e…i_wd_14@27
Jun 05 17:01:21 wirenboard-ALWR73U7 wb-hwconf-manager[5938]: …Initializing wb6-mod1:wbe2-i-rs485-iso.
Jun 05 17:01:21 wirenboard-ALWR73U7 wb-hwconf-manager[5938]: Warning (unit_address_vs_reg): Node /fragment@0 has a unit name, but no reg property
Jun 05 17:06:18 wirenboard-ALWR73U7 systemd[1]: e[0;1;39mwb-hwconf-manager.service: Start operation timed out. Terminating.e[0m
Jun 05 17:06:18 wirenboard-ALWR73U7 systemd[1]: e[0;1;31mFailed to start LSB: Hardware configuration with Device Tree overlays.e[0m
Jun 05 17:06:18 wirenboard-ALWR73U7 systemd[1]: e[0;1;39mwb-hwconf-manager.service: Unit entered failed state.e[0m
Jun 05 17:06:18 wirenboard-ALWR73U7 systemd[1]: e[0;1;39mwb-hwconf-manager.service: Failed with result ‘timeout’.e[0m

Помогите. Куда копать?

Копал долго. В итоге заставил систему проверить файловую систему при загрузке через создание файла /forcefsck
После перезагрузки заработали RS485 подключения.
Но с девайсами все та же беда - нет связи между интерфейсом и устройствами. Не работает свет.
Копаю дальше.

Связь восстановилась с модулями справа после физического передергивания питания контроллера!