Previously, with MM 1.20.6 and QMI 1.32.4 the modem functioned correctly.
At system start, the modem fails to get initialized, and MM reports the following:
root@786715a:~# journalctl --no-pager -u ModemManager
Jul 08 08:06:40 localhost ModemManager[1178]: ModemManager (version 1.22.0) starting in system bus...
Jul 08 08:06:44 786715a ModemManager[1178]: [device /sys/devices/platform/soc@0/32f10108.usb/38200000.usb/xhci-hcd.2.auto/usb3/3-1/3-1.3] creating modem with plugin 'quectel' and '6' ports
Jul 08 08:06:44 786715a ModemManager[1178]: [base-manager] modem for device '/sys/devices/platform/soc@0/32f10108.usb/38200000.usb/xhci-hcd.2.auto/usb3/3-1/3-1.3' successfully created
Jul 08 08:06:44 786715a ModemManager[1178]: [base-manager] couldn't check support for device '/sys/devices/platform/soc@0/30800000.bus/308c0000.can': not supported by any plugin
Jul 08 08:06:44 786715a ModemManager[1178]: [base-manager] couldn't check support for device '/sys/devices/platform/soc@0/30800000.bus/308d0000.can': not supported by any plugin
Jul 08 08:06:44 786715a ModemManager[1178]: [base-manager] couldn't check support for device '/sys/devices/platform/soc@0/30800000.bus/30be0000.ethernet': not supported by any plugin
Jul 08 08:06:44 786715a ModemManager[1178]: [base-manager] couldn't check support for device '/sys/devices/platform/soc@0/30800000.bus/30bf0000.ethernet': not supported by any plugin
Jul 08 08:06:44 786715a ModemManager[1178]: [base-manager] couldn't check support for device '/sys/devices/platform/soc@0/33800000.pcie/pci0000:00/0000:00:00.0/0000:01:00.0': not supported by any plugin
Jul 08 08:06:45 786715a ModemManager[1178]: [modem0] unhandled QMI radio interface '9'
Jul 08 08:06:45 786715a ModemManager[1178]: [modem0] unhandled QMI radio interface '9'
Jul 08 08:06:46 786715a ModemManager[1178]: [modem0] state changed (unknown -> disabled)
Jul 08 08:06:46 786715a ModemManager[1178]: [modem0] state changed (disabled -> enabling)
Jul 08 08:06:46 786715a ModemManager[1178]: [modem0] simple connect started...
Jul 08 08:06:46 786715a ModemManager[1178]: [modem0] simple connect state (4/10): wait to get fully enabled
Jul 08 08:06:46 786715a ModemManager[1178]: [modem0] power state updated: on
Jul 08 08:06:50 786715a ModemManager[1178]: [modem0] (quectel) modem reset detected, triggering reprobe
Jul 08 08:06:50 786715a ModemManager[1178]: [modem0] (quectel) modem reset detected, triggering reprobe
Jul 08 08:06:50 786715a ModemManager[1178]: [modem0] (quectel) couldn't check SIM swap: could not acquire SIM object
Jul 08 08:06:53 786715a ModemManager[1178]: [device /sys/devices/platform/soc@0/32f10108.usb/38200000.usb/xhci-hcd.2.auto/usb3/3-1/3-1.3] creating modem with plugin 'quectel' and '6' ports
Jul 08 08:06:57 786715a ModemManager[1178]: [modem0] failed waiting for final state: Too much time waiting to get to a final state
Jul 08 08:06:57 786715a ModemManager[1178]: [modem0] failed enabling modem: Operation was cancelled
Jul 08 08:10:03 786715a ModemManager[1178]: [modem1] couldn't start initialization: Transaction timed out
Jul 08 08:10:03 786715a ModemManager[1178]: [modem1] fatal error initializing: Fatal error: modem is unusable
However, upon restarting the MM system service, MM makes some progress in detecting the modem:
Jul 08 08:10:03 786715a ModemManager[1178]: [modem1] fatal error initializing: Fatal error: modem is unusable
Jul 08 08:29:02 786715a ModemManager[1178]: caught signal, shutting down...
Jul 08 08:29:02 786715a ModemManager[1178]: ModemManager is shut down
Jul 08 08:29:02 786715a ModemManager[15542]: ModemManager (version 1.22.0) starting in system bus...
Jul 08 08:29:06 786715a ModemManager[15542]: [base-manager] couldn't check support for device '/sys/devices/platform/soc@0/30800000.bus/308c0000.can': not supported by any plugin
Jul 08 08:29:06 786715a ModemManager[15542]: [base-manager] couldn't check support for device '/sys/devices/platform/soc@0/30800000.bus/308d0000.can': not supported by any plugin
Jul 08 08:29:06 786715a ModemManager[15542]: [base-manager] couldn't check support for device '/sys/devices/platform/soc@0/30800000.bus/30be0000.ethernet': not supported by any plugin
Jul 08 08:29:06 786715a ModemManager[15542]: [base-manager] couldn't check support for device '/sys/devices/platform/soc@0/30800000.bus/30bf0000.ethernet': not supported by any plugin
Jul 08 08:29:06 786715a ModemManager[15542]: [base-manager] couldn't check support for device '/sys/devices/platform/soc@0/33800000.pcie/pci0000:00/0000:00:00.0/0000:01:00.0': not supported by any plugin
Jul 08 08:30:40 786715a ModemManager[15542]: [device /sys/devices/platform/soc@0/32f10108.usb/38200000.usb/xhci-hcd.2.auto/usb3/3-1/3-1.3] creating modem with plugin 'quectel' and '6' ports
Jul 08 08:30:40 786715a ModemManager[15542]: [plugin/quectel] could not grab port cdc-wdm0: Cannot add port 'usbmisc/cdc-wdm0', unhandled port type
Jul 08 08:30:40 786715a ModemManager[15542]: [base-manager] modem for device '/sys/devices/platform/soc@0/32f10108.usb/38200000.usb/xhci-hcd.2.auto/usb3/3-1/3-1.3' successfully created
Jul 08 08:30:40 786715a ModemManager[15542]: [modem0] state changed (unknown -> disabled)
Jul 08 08:30:40 786715a ModemManager[15542]: [modem0] state changed (disabled -> enabling)
Jul 08 08:30:40 786715a ModemManager[15542]: [modem0] simple connect started...
Jul 08 08:30:40 786715a ModemManager[15542]: [modem0] simple connect state (4/10): wait to get fully enabled
Jul 08 08:30:41 786715a ModemManager[15542]: [modem0] power state updated: on
Jul 08 08:30:42 786715a ModemManager[15542]: [modem0] state changed (enabling -> enabled)
Jul 08 08:30:42 786715a ModemManager[15542]: [modem0] simple connect state (5/10): wait after enabled
Jul 08 08:30:42 786715a ModemManager[15542]: [modem0] 3GPP registration state changed (unknown -> registering)
Jul 08 08:30:42 786715a ModemManager[15542]: [modem0] 3GPP packet service state changed (unknown -> attached)
Jul 08 08:30:42 786715a ModemManager[15542]: [modem0] 3GPP registration state changed (registering -> roaming)
Jul 08 08:30:42 786715a ModemManager[15542]: [modem0] state changed (enabled -> registered)
Jul 08 08:30:42 786715a ModemManager[15542]: [modem0] simple connect state (6/10): register
Jul 08 08:30:42 786715a ModemManager[15542]: [modem0] simple connect state (7/10): wait to get packet service state attached
Jul 08 08:30:42 786715a ModemManager[15542]: [modem0] simple connect state (8/10): bearer
Jul 08 08:30:42 786715a ModemManager[15542]: [modem0] simple connect state (9/10): connect
Jul 08 08:30:42 786715a ModemManager[15542]: [modem0] state changed (registered -> connecting)
Jul 08 08:30:42 786715a ModemManager[15542]: [modem0] state changed (connecting -> connected)
Jul 08 08:30:42 786715a ModemManager[15542]: [modem0] simple connect state (10/10): all done
but as it can be seen above, it errors out at some point: Jul 08 08:30:40 786715a ModemManager[15542]: [plugin/quectel] could not grab port cdc-wdm0: Cannot add port 'usbmisc/cdc-wdm0', unhandled port type
Previously, with MM 1.20.6 and QMI 1.32.4 the modem functioned correctly.
At system start, the modem fails to get initialized, and MM reports the following:
However, upon restarting the MM system service, MM makes some progress in detecting the modem:
but as it can be seen above, it errors out at some point:
Jul 08 08:30:40 786715a ModemManager[15542]: [plugin/quectel] could not grab port cdc-wdm0: Cannot add port 'usbmisc/cdc-wdm0', unhandled port type
This makes it ignore the wwan0 port:
The initial timing out issue seems to have been present in the past, like this post suggest: https://www.mail-archive.com/modemmanager-devel@lists.freedesktop.org/msg06797.html