^SCFG query comes after CGDCONT query:
ModemManager[2738]: <debug> [946691988.680690] [mm-port-serial-at.c:440]
debug_log(): (ttyUSB2): --> 'AT+CGDCONT=?<CR>'
ModemManager[2738]: <debug> [946691988.699302] [mm-port-serial-at.c:440]
debug_log(): (ttyUSB2): <-- '<CR><LF>^SCFG:
"Audio/Loop",("0","1")<CR><LF>^SCFG: "Call/ECC",("0"-"255")<CR><LF>^SCFG:
"Call/Speech/Codec",("0","1")<CR><LF>^SCFG:
"GPRS/Auth",("0","1","2")<CR><LF>^SCFG:
"GPRS/AutoAttach",("disabled","enabled")<CR><LF>^SCFG:
"GPRS/MaxDataRate/HSDPA",("0","1")<CR><LF>^SCFG:
"GPRS/MaxDataRate/HSUPA",("0","1")<CR><LF>^SCFG:
"Ident/Manufacturer",(25)<CR><LF>^SCFG: "Ident/Product",(25)<CR><LF>^SCFG:
"MEopMode/Airplane",("off","on")<CR><LF>^SCFG:
"MEopMode/CregRoam",("0","1")<CR><LF>^SCFG:
"MEopMode/CFUN",("0","1")<CR><LF>^SCFG:
"MEopMode/PowerMgmt/LCI",("disabled","enabled")<CR><LF>^SCFG:
"MEopMode/PowerMgmt/VExt",("high","low")<CR><LF>^SCFG:
"MEopMode/PwrSave",("disabled","enabled"),("0-600"),("1-36000")<CR><LF>^SCFG:
"MEopMode/RingOnData",("on","off")<CR><LF>^SCFG:
"MEopMode/RingUrcOnCall",("on","off")<CR><LF>^SCFG:
"MEShutdown/OnIgnition",("on","off")<CR><LF>^SCFG:
"Radio/Band",("4-108","0-1")<CR><LF>^SCFG:
"Radio/NWSM",("0","1","2")<CR><LF>^SCFG:
"Radio/OutputPowerReduction",("4"-"8")<CR><LF>^SCFG:
"Serial/USB/DDD",("0","1"),("0"),(4),(4),(4),(63),(63),(4)<CR><LF>^SCFG:
"URC/DstIfc",("mdm","app")<CR><LF>^SCFG:
"URC/Datamode/Ringline",("off","on")<CR><LF>^SCFG:
"URC/Ringline",("off","local","asc0","wakeup")<CR><LF>^SCFG:
"URC/Ringline/ActiveTime",("0","1","2","keep")<CR><LF><CR><LF>OK<CR><LF><CR><LF>+CGDCONT:
(1-16,101-116),"IP",,,(0),(0-4)<CR><LF><CR><LF>OK<CR><LF>'
ModemManager[2738]: <warn> [946691988.701381] [mm-iface-modem.c:3984]
load_supported_ip_families_ready(): couldn't load Supported IP families:
'Missing +CGDCONT prefix'
ModemManager[2738]: <debug> [946691988.702102] [mm-broadband-modem.c:3132]
load_power_state(): loading power state...
ModemManager[2738]: <debug> [946691988.702786] [mm-port-serial.c:1237]
mm_port_serial_open(): (ttyUSB2) device open count is 3 (open)
ModemManager[2738]: <debug> [946691988.703592] [mm-port-serial.c:1294]
_close_internal(): (ttyUSB2) device open count is 2 (close)
ModemManager[2738]: <debug> [946691988.704322] [mm-port-serial-at.c:440]
debug_log(): (ttyUSB2): --> 'AT+CFUN?<CR>'
ModemManager[2738]: <warn> [946691991.677255] [mm-iface-modem.c:3993]
load_power_state_ready(): couldn't load Power State: 'Serial command timed
out'
ModemManager[2738]: <debug> [946691991.683414] [mm-broadband-modem.c:1290]
modem_load_unlock_required(): checking if unlock required...
On Thu, Mar 10, 2016 at 1:26 PM, Dan Williams <d...@redhat.com> wrote:
> On Thu, 2016-03-10 at 11:00 -0800, Ali Nematollahi wrote:
> > Hi Dan
> >
> > Perfect. I did that and I see this:
> >
> >
> > ModemManager[2757]: <debug> (ttyUSB2) device open count is 2 (close)
> > ModemManager[2757]: <debug> (ttyUSB2): --> 'AT+CGDCONT=?<CR>'
> >
>
> What are the previous 10 lines here? Does the modem really respond to
> AT+CGDCONT=? with unsolicited ^SCFG output or is that left-over from a
> previous AT^SCFG=? request that MM is making?
>
> Dan
>
> > ModemManager[2757]: <debug> (ttyUSB2): <-- '<CR><LF>^SCFG:
> > "Audio/Loop",("0","1")<CR><LF>^SCFG: "Call/ECC",("0"-
> > "255")<CR><LF>^SCFG:
> > "Call/Speech/Codec",("0","1")<CR><LF>^SCFG:
> > "GPRS/Auth",("0","1","2")<CR><LF>^SCFG:
> > "GPRS/AutoAttach",("disabled","enabled")<CR><LF>^SCFG:
> > "GPRS/MaxDataRate/HSDPA",("0","1")<CR><LF>^SCFG:
> > "GPRS/MaxDataRate/HSUPA",("0","1")<CR><LF>^SCFG:
> > "Ident/Manufacturer",(25)<CR><LF>^SCFG:
> > "Ident/Product",(25)<CR><LF>^SCFG:
> > "MEopMode/Airplane",("off","on")<CR><LF>^SCFG:
> > "MEopMode/CregRoam",("0","1")<CR><LF>^SCFG:
> > "MEopMode/CFUN",("0","1")<CR><LF>^SCFG:
> > "MEopMode/PowerMgmt/LCI",("disabled","enabled")<CR><LF>^SCFG:
> > "MEopMode/PowerMgmt/VExt",("high","low")<CR><LF>^SCFG:
> > "MEopMode/PwrSave",("disabled","enabled"),("0-600"),("1-
> > 36000")<CR><LF>^SCFG:
> > "MEopMode/RingOnData",("on","off")<CR><LF>^SCFG:
> > "MEopMode/RingUrcOnCall",("on","off")<CR><LF>^SCFG:
> > "MEShutdown/OnIgnition",("on","off")<CR><LF>^SCFG:
> > "Radio/Band",("4-108","0-1")<CR><LF>^SCFG:
> > "Radio/NWSM",("0","1","2")<CR><LF>^SCFG:
> > "Radio/OutputPowerReduction",("4"-"8")<CR><LF>^SCFG:
> > "Serial/USB/DDD",("0","1"),("0"),(4),(4),(4),(63),(63),(4)<CR><LF>^SC
> > FG:
> > "URC/DstIfc",("mdm","app")<CR><LF>^SCFG:
> > "URC/Datamode/Ringline",("off","on")<CR><LF>^SCFG:
> > "URC/Ringline",("off","local","asc0","wakeup")<CR><LF>^SCFG:
> > "URC/Ringline/ActiveTime",("0","1","2","keep")<CR><LF><CR><LF>OK<CR><
> > LF><CR><LF>+CGDCONT:
> > (1-16,101-116),"IP",,,(0),(0-4)<CR><LF><CR><LF>OK<CR><LF>'
> > ModemManager[2757]: <warn> couldn't load Supported IP families:
> > 'Missing
> > +CGDCONT prefix'
> > ModemManager[2757]: <debug> loading power state...
> > ModemManager[2757]: <debug> (ttyUSB2) device open count is 3 (open)
> > ModemManager[2757]: <debug> (ttyUSB2) device open count is 2 (close)
> >
> > This is a modem that only supports IPv4.
> >
> > How can I get around this problem?
> >
> >
> >
> > On Thu, Mar 10, 2016 at 10:32 AM, Dan Williams <d...@redhat.com>
> > wrote:
> >
> > >
> > > On Thu, 2016-03-10 at 10:24 -0800, Ali Nematollahi wrote:
> > > >
> > > > Hi Thomas
> > > >
> > > > Thanks! This is much better...here is the output from start to
> > > > finish:
> > > > mmcli -m 0
> > > >
> > > > /org/freedesktop/ModemManager1/Modem/0 (device id
> > > > '2ea06a44171a29335a8b7f781e0f9559bc24976d')
> > > > -------------------------
> > > > Hardware | manufacturer: 'Cinterion'
> > > > | model: 'PHS8-USA'
> > > > | revision: 'REVISION 03.001'
> > > > | supported: 'gsm-umts'
> > > > | current: 'gsm-umts'
> > > > | equipment id: '351502050184415'
> > > > -------------------------
> > > > System | device:
> > > > '/sys/devices/ocp.2/47400000.usb/47401c00.usb/musb-
> > > > hdrc.1.auto/usb2/2-1'
> > > > | drivers: 'option1'
> > > > | plugin: 'Cinterion'
> > > > | primary port: 'ttyUSB2'
> > > > | ports: 'ttyUSB1 (gps), ttyUSB2 (at),
> > > > ttyUSB3
> > > > (at)'
> > > > -------------------------
> > > > Numbers | own : '+12899368246'
> > > > -------------------------
> > > > Status | lock: 'none'
> > > > | unlock retries: 'sim-pin (5), sim-pin2 (5), sim-puk
> > > > (10),
> > > > sim-puk2 (10), ph-net-pin (10), ph-net-puk (32), ph-fsim-pin
> > > > (10),
> > > > ph-fsim-puk (32)'
> > > > | state: 'disabled'
> > > > | power state: 'unknown'
> > > > | access tech: 'unknown'
> > > > | signal quality: '0' (cached)
> > > > -------------------------
> > > > Modes | supported: 'allowed: 2g; preferred: none
> > > > | allowed: 3g; preferred: none
> > > > | allowed: 2g, 3g; preferred: none'
> > > > | current: 'allowed: any; preferred: none'
> > > > -------------------------
> > > > Bands | supported: 'unknown'
> > > > | current: 'unknown'
> > > > -------------------------
> > > > IP | supported: 'none'
> > > >
> > > Ok, here's the problem. Could you grab the ModemManager debug
> > > output?
> > >
> > > mmcli --set-logging=debug
> > >
> > > and then replug the modem (if you can!) or rmmod the modem drivers
> > > and
> > > modprobe them again. We're looking for the response to the
> > > "AT+CGDCONT=?" command and why MM apparently doesn't parse that
> > > correctly. That'll look something like this:
> > >
> > > ModemManager[2768]: <debug> [1457634614.295964] [mm-port-serial-
> > > at.c:459]
> > > debug_log(): (ttyACM3): --> 'AT+CGDCONT=?<CR>'
> > > ModemManager[2768]: <debug> [1457634614.309936] [mm-port-serial-
> > > at.c:459]
> > > debug_log(): (ttyACM3): <-- '<CR><LF>+CGDCONT:
> > > (1-10),"IP",,,(0,1),(0,1)<CR><LF>+CGDCONT:
> > > (1-10),"IPV6",,,(0,1),(0,1)<CR><LF>+CGDCONT:
> > > (1-10),"IPV4V6",,,(0,1),(0,1)<CR><LF><CR><LF>OK<CR><LF>'
> > >
> > > which for this device results in:
> > >
> > > IP | supported: 'ipv4, ipv6, ipv4v6'
> > >
> > > Dan
> > >
> > > >
> > > > -------------------------
> > > > 3GPP | imei: '351502050184415'
> > > > | enabled locks: 'none'
> > > > | operator id: 'unknown'
> > > > | operator name: 'unknown'
> > > > | subscription: 'unknown'
> > > > | registration: 'unknown'
> > > > -------------------------
> > > > SIM | path:
> > > > '/org/freedesktop/ModemManager1/SIM/0'
> > > >
> > > > -------------------------
> > > > Bearers | paths: 'none'
> > > >
> > > > root@beaglebone:~# mmcli -m 0 -e
> > > > ModemManager[2687]: <info> Modem
> > > > /org/freedesktop/ModemManager1/Modem/0:
> > > > state changed (disabled -> enabling)
> > > > ModemManager[2687]: <warn> (ttyUSB2): port attributes not fully
> > > > set
> > > > ModemManager[2687]: <info> Modem
> > > > /org/freedesktop/ModemManager1/Modem/0:
> > > > 3GPP Registration state changed (unknown -> registering)
> > > > ModemManager[2687]: <info> Modem
> > > > /org/freedesktop/ModemManager1/Modem/0:
> > > > 3GPP Registration state changed (registering -> home)
> > > >
> > > > mmcli -m 0 --simple-connect="apn=m2minternet.apn"
> > > > ModemManager[2687]: <info> Modem
> > > > /org/freedesktop/ModemManager1/Modem/0:
> > > > state changed (enabling -> registered)
> > > > successfully enabled the modem
> > > > root@beaglebone:~#
> > > > root@beaglebone:~# mmcli -m 0 --simple-
> > > > connect="apn=m2minternet.apn"
> > > > ModemManager[2687]: <info> Simple connect started...
> > > > ModemManager[2687]: <info> Simple connect state (4/8): Wait to
> > > > get
> > > > fully
> > > > enabled
> > > > ModemManager[2687]: <info> Simple connect state (5/8): Register
> > > > ModemManager[2687]: <info> Simple connect state (6/8): Bearer
> > > > ModemManager[2687]: <info> Simple connect state (7/8): Connect
> > > > ModemManager[2687]: <info> Modem
> > > > /org/freedesktop/ModemManager1/Modem/0:
> > > > state changed (registered -> connecting)
> > > > ModemManager[2687]: <warn> (ttyUSB3): port attributes not fully
> > > > set
> > > > ModemManager[2687]: <info> Modem
> > > > /org/freedesktop/ModemManager1/Modem/0:
> > > > state changed (connecting -> connected)
> > > > ModemManager[2687]: <info> Simple connect state (8/8): All done
> > > > successfully connected the modem
> > > > root@beaglebone:~# mmcli -b 0
> > > > Bearer '/org/freedesktop/ModemManager1/Bearer/0'
> > > > -------------------------
> > > > Status | connected: 'yes'
> > > > | suspended: 'no'
> > > > | interface: 'ttyUSB3'
> > > > | IP timeout: '20'
> > > > -------------------------
> > > > Properties | apn: 'm2minternet.apn'
> > > > | roaming: 'allowed'
> > > > | IP type: 'none'
> > > > | user: 'none'
> > > > | password: 'none'
> > > > | number: 'none'
> > > > | Rm protocol: 'unknown'
> > > > -------------------------
> > > > IPv4 configuration | method: 'ppp'
> > > > | address: 'unknown'
> > > > | prefix: '0'
> > > > | gateway: 'unknown'
> > > > | DNS: none
> > > > -------------------------
> > > > IPv6 configuration | method: 'unknown'
> > > > root@beaglebone:~# export G_DEBUG=fatal-criticals
> > > > root@beaglebone:~# export G_DEBUG=fatal-criticals
> > > > root@beaglebone:~# echo $G_DEBUG
> > > > fatal-criticals
> > > > root@beaglebone:~# gdb /usr/sbin/NetworkManager
> > > > GNU gdb (GDB) 7.4.1-debian
> > > > Copyright (C) 2012 Free Software Foundation, Inc.
> > > > License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licens
> > > > es/g
> > > > pl.html
> > > > >
> > > > >
> > > > >
> > > > This is free software: you are free to change and redistribute
> > > > it.
> > > > There is NO WARRANTY, to the extent permitted by law. Type "show
> > > > copying"
> > > > and "show warranty" for details.
> > > > This GDB was configured as "arm-linux-gnueabihf".
> > > > For bug reporting instructions, please see:
> > > > <http://www.gnu.org/software/gdb/bugs/>...
> > > > Reading symbols from /usr/sbin/NetworkManager...done.
> > > > (gdb) run --debug
> > > > Starting program: /usr/sbin/NetworkManager --debug
> > > > [Thread debugging using libthread_db enabled]
> > > > Using host libthread_db library
> > > > "/lib/arm-linux-gnueabihf/libthread_db.so.1".
> > > > NetworkManager-Message: <info> No config file found or given;
> > > > using
> > > > /etc/NetworkManager/NetworkManager.conf
> > > >
> > > > [New Thread 0xb68723c0 (LWP 2720)]
> > > >
> > > > (NetworkManager:2717): NetworkManager-WARNING **: <warn> glib-
> > > > version:
> > > > cannot handle SIGUSR1 and SIGUSR2 signals. Consider upgrading
> > > > glib to
> > > > 2.36.0 or newer
> > > > NetworkManager[2717]: <info> NetworkManager (version 1.1.90) is
> > > > starting...
> > > > NetworkManager[2717]: <info> Read config:
> > > > /etc/NetworkManager/NetworkManager.conf
> > > > [New Thread 0xb60723c0 (LWP 2721)]
> > > > [New Thread 0xb58723c0 (LWP 2722)]
> > > > NetworkManager[2717]: <info> monitoring kernel firmware
> > > > directory
> > > > '/lib/firmware'.
> > > > NetworkManager[2717]: <info> dns-mgr[0x1f4c20]: set resolv-conf-
> > > > mode:
> > > > default
> > > > NetworkManager[2717]: <info> dns-mgr[0x1f4c20]: using
> > > > resolv.conf
> > > > manager
> > > > 'none'
> > > > NetworkManager[2717]: <info> init!
> > > > NetworkManager[2717]: <info> interface-parser: parsing
> > > > file
> > > > /etc/network/interfaces
> > > > NetworkManager[2717]: <info> interface-parser: finished
> > > > parsing file
> > > > /etc/network/interfaces
> > > > NetworkManager[2717]: <info> guessed connection type (eth0) =
> > > > 802-3-ethernet
> > > > NetworkManager[2717]:
> > > > <info> update_connection_setting_from_if_block:
> > > > name:eth0, type:802-3-ethernet, id:Ifupdown (eth0), uuid:
> > > > 681b428f-beaf-8932-dce4-687ed5bae28e
> > > > NetworkManager[2717]: <info> adding eth0 to connections
> > > > NetworkManager[2717]: <info> adding iface eth0 to eni_ifaces
> > > > NetworkManager[2717]: <info> guessed connection type (usb0) =
> > > > 802-3-ethernet
> > > > NetworkManager[2717]:
> > > > <info> update_connection_setting_from_if_block:
> > > > name:usb0, type:802-3-ethernet, id:Ifupdown (usb0), uuid:
> > > > 3232978a-bef5-2ef2-3aa8-fdd650bb306d
> > > > NetworkManager[2717]: <info> addresses count: 1
> > > > NetworkManager[2717]: <info> No dns-nameserver configured in
> > > > /etc/network/interfaces
> > > > NetworkManager[2717]: <info> adding usb0 to connections
> > > > NetworkManager[2717]: <info> adding iface usb0 to eni_ifaces
> > > > NetworkManager[2717]: <info> autoconnect
> > > > NetworkManager[2717]: <info> management mode: unmanaged
> > > > NetworkManager[2717]: <info> devices added (path:
> > > > /sys/devices/ocp.2/481cc000.d_can/net/can0, iface: can0)
> > > > NetworkManager[2717]: <info> device added (path:
> > > > /sys/devices/ocp.2/481cc000.d_can/net/can0, iface: can0): no
> > > > ifupdown
> > > > configuration found.
> > > > NetworkManager[2717]: <info> devices added (path:
> > > > /sys/devices/ocp.2/481d0000.d_can/net/can1, iface: can1)
> > > > NetworkManager[2717]: <info> device added (path:
> > > > /sys/devices/ocp.2/481d0000.d_can/net/can1, iface: can1): no
> > > > ifupdown
> > > > configuration found.
> > > > NetworkManager[2717]: <info> devices added (path:
> > > > /sys/devices/ocp.2/4a100000.ethernet/net/eth0, iface: eth0)
> > > > NetworkManager[2717]: <info> locking wired connection setting
> > > > NetworkManager[2717]: <info> devices added (path:
> > > > /sys/devices/virtual/net/lo, iface: lo)
> > > > NetworkManager[2717]: <info> device added (path:
> > > > /sys/devices/virtual/net/lo, iface: lo): no ifupdown
> > > > configuration
> > > > found.
> > > > NetworkManager[2717]: <info> end _init.
> > > > NetworkManager[2717]: <info> Loaded settings plugin ifupdown:
> > > > (C)
> > > > 2008
> > > > Canonical Ltd. To report bugs please use the NetworkManager
> > > > mailing
> > > > list.
> > > > (/usr/lib/NetworkManager/libnm-settings-plugin-ifupdown.so)
> > > > NetworkManager[2717]: <info> Loaded settings plugin iBFT: (c)
> > > > 2014
> > > > Red
> > > > Hat, Inc. To report bugs please use the NetworkManager mailing
> > > > list.
> > > > (/usr/lib/NetworkManager/libnm-settings-plugin-ibft.so)
> > > > NetworkManager[2717]: <info> Loaded settings plugin keyfile: (c)
> > > > 2007 -
> > > > 2015 Red Hat, Inc. To report bugs please use the NetworkManager
> > > > mailing
> > > > list.
> > > > NetworkManager[2717]: <info> (2093568) ... get_connections.
> > > > NetworkManager[2717]: <info> (2093568) ... get_connections
> > > > (managed=false): return empty list.
> > > > NetworkManager[2717]: <info> keyfile: new connection
> > > > /etc/NetworkManager/system-connections/ali
> > > > (d14ba871-2179-4e8e-82bc-bb053c9c6ee9,"ali")
> > > > NetworkManager[2717]: <info> get unmanaged devices count: 1
> > > > NetworkManager[2717]: <info> hostname: couldn't get property
> > > > from
> > > > hostnamed
> > > > NetworkManager[2717]: <info> WiFi enabled by radio killswitch;
> > > > enabled by
> > > > state file
> > > > NetworkManager[2717]: <info> WWAN enabled by radio killswitch;
> > > > enabled by
> > > > state file
> > > > NetworkManager[2717]: <info> Networking is enabled by state file
> > > > NetworkManager[2717]: <info> Loaded device plugin:
> > > > NMVxlanFactory
> > > > (internal)
> > > > NetworkManager[2717]: <info> Loaded device plugin: NMVlanFactory
> > > > (internal)
> > > > NetworkManager[2717]: <info> Loaded device plugin: NMVethFactory
> > > > (internal)
> > > > NetworkManager[2717]: <info> Loaded device plugin: NMTunFactory
> > > > (internal)
> > > > NetworkManager[2717]: <info> Loaded device plugin:
> > > > NMMacvlanFactory
> > > > (internal)
> > > > NetworkManager[2717]: <info> Loaded device plugin:
> > > > NMIPTunnelFactory
> > > > (internal)
> > > > NetworkManager[2717]: <info> Loaded device plugin:
> > > > NMInfinibandFactory
> > > > (internal)
> > > > NetworkManager[2717]: <info> Loaded device plugin:
> > > > NMEthernetFactory
> > > > (internal)
> > > > NetworkManager[2717]: <info> Loaded device plugin:
> > > > NMBridgeFactory
> > > > (internal)
> > > > NetworkManager[2717]: <info> Loaded device plugin: NMBondFactory
> > > > (internal)
> > > > NetworkManager[2717]: <info> Loaded device plugin: NMWifiFactory
> > > > (/usr/lib/NetworkManager/libnm-device-plugin-wifi.so)
> > > > NetworkManager[2717]: <info> Loaded device plugin:
> > > > NMBluezManager
> > > > (/usr/lib/NetworkManager/libnm-device-plugin-bluetooth.so)
> > > > NetworkManager[2717]: <info> Loaded device plugin: NMWwanFactory
> > > > (/usr/lib/NetworkManager/libnm-device-plugin-wwan.so)
> > > > NetworkManager[2717]: <info> Loaded device plugin: NMAtmManager
> > > > (/usr/lib/NetworkManager/libnm-device-plugin-adsl.so)
> > > > NetworkManager[2717]: <warn> platform-linux: kernel support for
> > > > IFLA_INET6_ADDR_GEN_MODE failed to detect; assume no support
> > > > NetworkManager[2717]: <info> (can1): new Generic device
> > > > (/org/freedesktop/NetworkManager/Devices/0)
> > > > NetworkManager[2717]: <info> (can0): new Generic device
> > > > (/org/freedesktop/NetworkManager/Devices/1)
> > > > NetworkManager[2717]: <info> (eth0): link connected
> > > > NetworkManager[2717]: <info> (eth0): new Ethernet device
> > > > (/org/freedesktop/NetworkManager/Devices/2)
> > > > NetworkManager[2717]: <info> (lo): link connected
> > > > NetworkManager[2717]: <info> (lo): new Generic device
> > > > (/org/freedesktop/NetworkManager/Devices/3)
> > > > NetworkManager[2717]: <info> startup complete
> > > > [New Thread 0xb4e0d3c0 (LWP 2724)]
> > > > NetworkManager[2717]: <info> ModemManager available in the bus
> > > > NetworkManager[2717]: <info> (ttyUSB2): new Broadband device
> > > > (/org/freedesktop/NetworkManager/Devices/4)
> > > > NetworkManager[2717]: <info> (ttyUSB2): device state change:
> > > > unmanaged ->
> > > > unavailable (reason 'managed') [10 20 2]
> > > > NetworkManager[2717]: <info> (ttyUSB2): modem state 'connected'
> > > > NetworkManager[2717]: <info> (ttyUSB2): device state change:
> > > > unavailable
> > > > -> disconnected (reason 'none') [20 30 0]
> > > > NetworkManager[2717]: <info> Auto-activating connection 'ali'.
> > > > **
> > > > NetworkManager:ERROR:nm-exported-
> > > > object.c:293:nm_exported_object_class_add_interface:
> > > > assertion failed: (object_property != NULL)
> > > >
> > > > Program received signal SIGABRT, Aborted.
> > > > 0xb6ab8f96 in ?? () from /lib/arm-linux-gnueabihf/libc.so.6
> > > > (gdb) bt
> > > > #0 0xb6ab8f96 in ?? () from /lib/arm-linux-gnueabihf/libc.so.6
> > > > #1 0xb6ac6f6a in raise () from /lib/arm-linux-
> > > > gnueabihf/libc.so.6
> > > > #2 0xb6ac9408 in abort () from /lib/arm-linux-
> > > > gnueabihf/libc.so.6
> > > > #3 0xb6cb3d6a in g_assertion_message ()
> > > > from /lib/arm-linux-gnueabihf/libglib-2.0.so.0
> > > > #4 0xb6cb4142 in g_assertion_message_expr ()
> > > > from /lib/arm-linux-gnueabihf/libglib-2.0.so.0
> > > > #5 0x000b19fe in nm_exported_object_class_add_interface (
> > > > object_class=0xb19ff, dbus_skeleton_type=2435888)
> > > > at nm-exported-object.c:293
> > > > #6 0xb6d46634 in g_type_class_ref ()
> > > > from /usr/lib/arm-linux-gnueabihf/libgobject-2.0.so.0
> > > > #7 0xb6d466ce in g_type_class_ref ()
> > > > from /usr/lib/arm-linux-gnueabihf/libgobject-2.0.so.0
> > > > #8 0xb6d35972 in g_object_new_valist ()
> > > > from /usr/lib/arm-linux-gnueabihf/libgobject-2.0.so.0
> > > > #9 0xb6d35b88 in g_object_new ()
> > > > from /usr/lib/arm-linux-gnueabihf/libgobject-2.0.so.0
> > > > #10 0x0009fa36 in nm_act_request_new
> > > > (settings_connection=<optimized
> > > > out>,
> > > > specific_object=0x0, subject=0x233cc0, device=0x24e018)
> > > > at nm-activation-request.c:487
> > > > #11 0x000c4854 in nm_manager_activate_connection (self=0x1e2020,
> > > > connection=0x20a008, specific_object=0x0, device=0x24e018,
> > > > ---Type <return> to continue, or q <return> to quit---
> > > > subject=0x233cc0, error=0xbefffb14) at nm-manager.c:3112
> > > > #12 0x000c70b6 in auto_activate_device (user_data=0x23dcd8) at
> > > > nm-policy.c:694
> > > > #13 0xb6c9ca02 in ?? () from /lib/arm-linux-gnueabihf/libglib-
> > > > 2.0.so.0
> > > > #14 0xb6c9ca02 in ?? () from /lib/arm-linux-gnueabihf/libglib-
> > > > 2.0.so.0
> > > > Backtrace stopped: previous frame identical to this frame
> > > > (corrupt
> > > > stack?)
> > > > (gdb) bt full
> > > > #0 0xb6ab8f96 in ?? () from /lib/arm-linux-gnueabihf/libc.so.6
> > > > No symbol table info available.
> > > > #1 0xb6ac6f6a in raise () from /lib/arm-linux-
> > > > gnueabihf/libc.so.6
> > > > No symbol table info available.
> > > > #2 0xb6ac9408 in abort () from /lib/arm-linux-
> > > > gnueabihf/libc.so.6
> > > > No symbol table info available.
> > > > #3 0xb6cb3d6a in g_assertion_message ()
> > > > from /lib/arm-linux-gnueabihf/libglib-2.0.so.0
> > > > No symbol table info available.
> > > > #4 0xb6cb4142 in g_assertion_message_expr ()
> > > > from /lib/arm-linux-gnueabihf/libglib-2.0.so.0
> > > > No symbol table info available.
> > > > #5 0x000b19fe in nm_exported_object_class_add_interface (
> > > > object_class=0xb19ff, dbus_skeleton_type=2435888)
> > > > at nm-exported-object.c:293
> > > > hyphen_name = 0xb6d23000 "\350\336\v"
> > > > classinfo = 0xb6cc750f
> > > > method = {dbus_skeleton_type = 0, method_name = 0x0, impl
> > > > =
> > > > 0x4}
> > > > ap = {__ap = 0xbefff974}
> > > > method_name = <optimized out>
> > > > impl = <optimized out>
> > > > interfaces = 0x0
> > > > n_interfaces = <optimized out>
> > > > ---Type <return> to continue, or q <return> to quit---
> > > > n_signals = <optimized out>
> > > > n_method_signals = <optimized out>
> > > > object_signal_id = <optimized out>
> > > > query = {signal_id = 0, signal_name = 0x0, itype =
> > > > 2434192,
> > > > signal_flags = 1829872, return_type = 0, n_params =
> > > > 655613,
> > > > param_types = 0x0}
> > > > i = <optimized out>
> > > > s = <optimized out>
> > > > dbus_object_class = 0x24c730
> > > > dbus_properties = 0x187340
> > > > object_property = <optimized out>
> > > > n_dbus_properties = 0
> > > > __PRETTY_FUNCTION__ =
> > > > "nm_exported_object_class_add_interface"
> > > > #6 0xb6d46634 in g_type_class_ref ()
> > > > from /usr/lib/arm-linux-gnueabihf/libgobject-2.0.so.0
> > > > No symbol table info available.
> > > > #7 0xb6d466ce in g_type_class_ref ()
> > > > from /usr/lib/arm-linux-gnueabihf/libgobject-2.0.so.0
> > > > No symbol table info available.
> > > > #8 0xb6d35972 in g_object_new_valist ()
> > > > from /usr/lib/arm-linux-gnueabihf/libgobject-2.0.so.0
> > > > No symbol table info available.
> > > > #9 0xb6d35b88 in g_object_new ()
> > > > ---Type <return> to continue, or q <return> to quit---
> > > > from /usr/lib/arm-linux-gnueabihf/libgobject-2.0.so.0
> > > > No symbol table info available.
> > > > #10 0x0009fa36 in nm_act_request_new
> > > > (settings_connection=<optimized
> > > > out>,
> > > > specific_object=0x0, subject=0x233cc0, device=0x24e018)
> > > > at nm-activation-request.c:487
> > > > __PRETTY_FUNCTION__ = "nm_act_request_new"
> > > > #11 0x000c4854 in nm_manager_activate_connection (self=0x1e2020,
> > > > connection=0x20a008, specific_object=0x0, device=0x24e018,
> > > > subject=0x233cc0, error=0xbefffb14) at nm-manager.c:3112
> > > > priv = 0x1e2090
> > > > active = <optimized out>
> > > > error_desc = 0x0
> > > > iter = 0x0
> > > > __PRETTY_FUNCTION__ = "nm_manager_activate_connection"
> > > > #12 0x000c70b6 in auto_activate_device (user_data=0x23dcd8) at
> > > > nm-policy.c:694
> > > > error = 0x0
> > > > subject = 0x233cc0
> > > > data = 0x23dcd8
> > > > policy = <optimized out>
> > > > priv = <optimized out>
> > > > best_connection = 0x20a008
> > > > specific_object = 0x0
> > > > connections = 0x1dddc8
> > > > ---Type <return> to continue, or q <return> to quit---
> > > > connection_list = 0x250420
> > > > i = <optimized out>
> > > > __PRETTY_FUNCTION__ = "auto_activate_device"
> > > > #13 0xb6c9ca02 in ?? () from /lib/arm-linux-gnueabihf/libglib-
> > > > 2.0.so.0
> > > > No symbol table info available.
> > > > #14 0xb6c9ca02 in ?? () from /lib/arm-linux-gnueabihf/libglib-
> > > > 2.0.so.0
> > > > No symbol table info available.
> > > > Backtrace stopped: previous frame identical to this frame
> > > > (corrupt
> > > > stack?)
> > > > (gdb)
> > > >
> > > >
> > > > On Thu, Mar 10, 2016 at 2:39 AM, Thomas Haller <thal...@redhat.co
> > > > m>
> > > > wrote:
> > > >
> > > > >
> > > > >
> > > > > On Wed, 2016-03-09 at 14:35 -0800, Ali Nematollahi wrote:
> > > > > >
> > > > > >
> > > > > > I'm not concerned about IPv6 at all.
> > > > > > I'm running Kernel 3.12
> > > > > >
> > > > > > Here is the backtrace:
> > > > > > root@beaglebone:~# gdb /usr/sbin/NetworkManager
> > > > > > GNU gdb (GDB) 7.4.1-debian
> > > > > > Copyright (C) 2012 Free Software Foundation, Inc.
> > > > > > License GPLv3+: GNU GPL version 3 or later <http://gnu.org/li
> > > > > > cens
> > > > > > es/g
> > > > > > pl.html>
> > > > > > This is free software: you are free to change and
> > > > > > redistribute
> > > > > > it.
> > > > > > There is NO WARRANTY, to the extent permitted by law. Type
> > > > > > "show
> > > > > > copying"
> > > > > > and "show warranty" for details.
> > > > > > This GDB was configured as "arm-linux-gnueabihf".
> > > > > > For bug reporting instructions, please see:
> > > > > > <http://www.gnu.org/software/gdb/bugs/>...
> > > > > > Reading symbols from /usr/sbin/NetworkManager...done.
> > > > > > (gdb) run --debug --g-fatal-warnings
> > > > > > Starting program: /usr/sbin/NetworkManager --debug --g-fatal-
> > > > > > warnings
> > > > > > [Thread debugging using libthread_db enabled]
> > > > > > Using host libthread_db library "/lib/arm-linux-
> > > > > > gnueabihf/libthread_db.so.1".
> > > > > > NetworkManager-Message: <info> No config file found or
> > > > > > given;
> > > > > > using
> > > > > > /etc/NetworkManager/NetworkManager.conf
> > > > > >
> > > > > > [New Thread 0xb686b3c0 (LWP 2821)]
> > > > > >
> > > > > > (NetworkManager:2818): NetworkManager-WARNING **:
> > > > > > <warn> glib-
> > > > > > version: cannot handle SIGUSR1 and SIGUSR2 signals. Consider
> > > > > > upgrading glib to 2.36.0 or newer
> > > > > Hmpf, seems you cannot use --g-fatal-warnings because then NM
> > > > > dumps
> > > > > core on this warning. This would be fixed now on master
> > > > >
> > > > > https://cgit.freedesktop.org/NetworkManager/NetworkManager/comm
> > > > > it/?
> > > > > id=b49322b568725c8c92c0732b14cc726748ec57d3
> > > > >
> > > > >
> > > > > Can you try again without --g-fatal-warnings:
> > > > >
> > > > > export G_DEBUG=fatal-criticals
> > > > > gdb /usr/sbin/NetworkManager
> > > > > > run --debug
> > > > >
> > > > >
> > > > > Thomas
> > > > >
> > > > >
> > > > >
> > > > >
> > > > > >
> > > > > >
> > > > > > >
> > > > > > >
> > > > > > >
> > > > _______________________________________________
> > > > networkmanager-list mailing list
> > > > networkmanager-list@gnome.org
> > > > https://mail.gnome.org/mailman/listinfo/networkmanager-list
>
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