Failed to place phone call

This is MM from 1.14.0+6935+gitac0606d2-1pureos0

placing a phone call did not get the ring tone (while previous MM version worked), hanging up gave

This is MM from 1.14.0+6935+gitac0606d2-1pureos0

placing a phone call with that version gave

placing a phone call did not get the ring tone (while previous MM version worked), hanging up gave

ul 02 10:36:08 pureos ModemManager[496]: <info>  [modem1/call0] call state changed: unknown -> dialing (outgoing-started)
Jul 02 10:36:08 pureos calls[829]: ########################################################
Jul 02 10:36:08 pureos calls[829]: ########################################################
Jul 02 10:36:08 pureos calls[829]: ############ THIS CALLS CONTAINS UGLY HACKS ############
Jul 02 10:36:08 pureos calls[829]: ########################################################
Jul 02 10:36:08 pureos calls[829]: ########################################################
Jul 02 10:36:12 pureos wpa_supplicant[475]: wlan0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-46 noise=9999 txrate=1000
Jul 02 10:36:33 pureos calls[829]: Error starting outgoing call ModemManager call to `017610246822': Zeitüberschreitung wurde erreicht
Jul 02 10:36:38 pureos ModemManager[496]: <info>  [modem1/call0] user request to hangup call
Jul 02 10:36:41 pureos ModemManager[496]: <info>  [modem1/call0] user request to hangup call

Jul 02 10:37:38 pureos ModemManager[496]: <warn>  [modem1/call0] couldn't start call: Serial command timed out
Jul 02 10:37:38 pureos ModemManager[496]: <info>  [modem1/call0] call state changed: dialing -> terminated (unknown)
Jul 02 10:37:38 pureos ModemManager[496]: <warn>  [modem1] port ttyUSB1 timed out 2 consecutive times
Jul 02 10:37:38 pureos kernel: etnaviv-gpu 38000000.gpu: genpd_runtime_resume()
Jul 02 10:37:55 pureos ModemManager[496]: <warn>  [modem1] port ttyUSB1 timed out 9 consecutive times

Jul 02 10:37:57 pureos ModemManager[496]: <warn>  [modem1/call1] couldn't start call: AT command was cancelled
Jul 02 10:37:57 pureos ModemManager[496]: <info>  [modem1/call1] call state changed: dialing -> terminated (error)
Jul 02 10:37:57 pureos ModemManager[496]: <warn>  [modem1] cannot update in-call state: missing internal call list
Jul 02 10:37:57 pureos ModemManager[496]: <warn>  [modem1] couldn't load call list: AT command was cancelled
Jul 02 10:37:57 pureos calls[829]: Error starting outgoing call ModemManager call to `017610246822': GDBus.Error:org.freedesktop.ModemManager1.Error.Connection.NoDialtone: No dialtone

Modemmanager then gave up

# mmcli -L
No modems were found

although the device is still on the bus

# lsusb 
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 005: ID 2020:2060  
Bus 001 Device 003: ID 0424:4041 Standard Microsystems Corp. Hub and media card controller
Bus 001 Device 002: ID 0424:2640 Standard Microsystems Corp. USB 2.0 Hub
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub

i'm using the default hub suspend we currently ship.