--firmware-list crashes modemmanager?

Amol Lad Amol.Lad at 4rf.com
Fri Nov 15 14:45:09 UTC 2019


Hi Aleksander,

It seems "mmcli -m 0 -firmware-list" is crashing modemmanager. There is no debug output also in -debug mode. Please see last two commands in bottom of this email. I'm running MM 1.12.0 (in openwrt)


root at OpenWrt:/# mmcli -m 0
  --------------------------------
  General  |            dbus path: /org/freedesktop/ModemManager1/Modem/0
           |            device id: 1f75cd7f52f1f8d71fed0aeb735b4c9c28e3b338
  --------------------------------
  Hardware |         manufacturer: Sierra Wireless, Incorporated
           |                model: Sierra Wireless EM7430 Qualcomm(r) Snapdragon(tm) X7 LTE-A
           |    firmware revision: SWI9X30C_02.30.03.00
           |       carrier config: default
           |         h/w revision: EM7430
           |            supported: gsm-umts, lte
           |              current: gsm-umts, lte
           |         equipment id: 359075062306476
  --------------------------------
  System   |               device: /sys/devices/platform/soc/soc:internal-regs/f10f8000.usb3/usb5/5-1
           |              drivers: qcserial, cdc_mbim
           |               plugin: Sierra
           |         primary port: cdc-wdm0
           |                ports: ttyUSB0 (qcdm), ttyUSB1 (gps), ttyUSB2 (at),
           |                       cdc-wdm0 (mbim), wwan0 (net)
  --------------------------------
  Numbers  |                  own: 9108813566
  --------------------------------
  Status   |       unlock retries: sim-pin2 (3)
           |                state: connected
           |          power state: on
           |          access tech: lte
           |       signal quality: 0% (recent)
  --------------------------------
  Modes    |            supported: allowed: 3g; preferred: none
           |                       allowed: 4g; preferred: none
           |                       allowed: 3g, 4g; preferred: 3g
           |                       allowed: 3g, 4g; preferred: 4g
           |              current: allowed: 4g; preferred: none
  --------------------------------
  Bands    |            supported: utran-1, utran-6, utran-5, utran-8, utran-9, eutran-1,
           |                       eutran-3, eutran-5, eutran-7, eutran-8, eutran-18, eutran-19,
           |                       eutran-21, eutran-28, eutran-38, eutran-39, eutran-40, eutran-41,
           |                       utran-19
           |              current: eutran-1, eutran-3, eutran-5, eutran-7, eutran-8,
           |                       eutran-18, eutran-19, eutran-21, eutran-28, eutran-38, eutran-39,
           |                       eutran-40, eutran-41
  --------------------------------
  IP       |            supported: ipv4, ipv6, ipv4v6
  --------------------------------
  3GPP     |                 imei: 359075062306476
           |        enabled locks: fixed-dialing
           |          operator id: 40445
           |        operator name: airtel
           |         registration: home
  --------------------------------
  3GPP EPS | ue mode of operation: csps-2
  --------------------------------
  SIM      |            dbus path: /org/freedesktop/ModemManager1/SIM/0
  --------------------------------
  Bearer   |            dbus path: /org/freedesktop/ModemManager1/Bearer/0

root at OpenWrt:/# mmcli -m 0 --firmware-list
error: couldn't list firmware images: 'GDBus.Error:org.freedesktop.DBus.Error.NoReply: Message recipient disconnected from message bus without replying'

root at OpenWrt:/# mmcli -m 0
error: couldn't find modem at '/org/freedesktop/ModemManager1/Modem/0'
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