Samsung GT-B3730: AT+CPIN? reports ERROR
Submitted by Germano Massullo
Assigned to ModemManager bug user
Description
Description of problem: I am unsuccessfully trying to use a Samsung GT-B3730 USB Mobile broadband device ModemManager-1.4.6-1.fc22.x86_64
======ModemManager service status======
lug 19 13:28:38 localhost.localdomain ModemManager[792]: <info> (tty/ttyUSB0): released by modem /sys/devices/pci0000:00/0000:00:1d.7/usb1/1-2
lug 19 13:28:38 localhost.localdomain ModemManager[792]: <info> (net/wwp0s29f7u2): released by modem /sys/devices/pci0000:00/0000:00:1d.7/usb1/1-2
lug 19 13:28:45 localhost.localdomain ModemManager[792]: <warn> (ttyUSB0): port attributes not fully set
lug 19 13:28:47 localhost.localdomain ModemManager[792]: <warn> (ttyUSB0): port attributes not fully set
lug 19 13:28:55 localhost.localdomain ModemManager[792]: <info> Creating modem with plugin 'Generic' and '2' ports
lug 19 13:28:55 localhost.localdomain ModemManager[792]: <warn> (ttyUSB0): port attributes not fully set
lug 19 13:28:55 localhost.localdomain ModemManager[792]: <info> Modem for device at '/sys/devices/pci0000:00/0000:00:1d.7/usb1/1-2' successfully created
lug 19 13:28:57 localhost.localdomain ModemManager[792]: <warn> couldn't load Supported Modes: 'Couldn't retrieve supported modes'
lug 19 13:29:09 localhost.localdomain ModemManager[792]: <warn> Modem couldn't be initialized: Couldn't check unlock status: Couldn't get SIM lock status after 6 retries
lug 19 13:29:09 localhost.localdomain ModemManager[792]: <info> Modem: state changed (unknown -> failed)
======dmesg======
[ 181.083216] usb 1-2: new high-speed USB device number 4 using ehci-pci [ 181.232814] usb 1-2: New USB device found, idVendor=04e8, idProduct=689a [ 181.232821] usb 1-2: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 181.243044] usb-storage 1-2:1.0: USB Mass Storage device detected [ 181.243825] scsi host8: usb-storage 1-2:1.0 [ 181.307307] usbcore: registered new interface driver kalmia [ 181.820790] usb 1-2: USB disconnect, device number 4 [ 182.057214] usb 1-2: new high-speed USB device number 5 using ehci-pci [ 182.206662] usb 1-2: New USB device found, idVendor=04e8, idProduct=6889 [ 182.206672] usb 1-2: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 182.217785] kalmia 1-2:1.0 wwan0: register 'kalmia' at usb-0000:00:1d.7-2, Samsung Kalmia LTE USB dongle, MAC_erased_by_me [ 182.217955] kalmia: probe of 1-2:1.1 failed with error -22 [ 182.260511] usbcore: registered new interface driver option [ 182.260538] usbserial: USB Serial support registered for GSM modem (1-port) [ 182.260675] option 1-2:1.1: GSM modem (1-port) converter detected [ 182.261582] usb 1-2: GSM modem (1-port) converter now attached to ttyUSB0 [ 183.285693] kalmia 1-2:1.0 wwp0s29f7u2: renamed from wwan0 [ 323.675520] perf interrupt took too long (2508 > 2500), lowering kernel.perf_event_max_sample_rate to 50000 [ 377.341827] usb 1-2: USB disconnect, device number 5 [ 377.341976] kalmia 1-2:1.0 wwp0s29f7u2: unregister 'kalmia' usb-0000:00:1d.7-2, Samsung Kalmia LTE USB dongle [ 377.354080] option1 ttyUSB0: GSM modem (1-port) converter now disconnected from ttyUSB0 [ 377.354103] option 1-2:1.1: device disconnected [ 383.262150] usb 1-2: new high-speed USB device number 6 using ehci-pci [ 383.411785] usb 1-2: New USB device found, idVendor=04e8, idProduct=689a [ 383.411795] usb 1-2: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 383.422030] usb-storage 1-2:1.0: USB Mass Storage device detected [ 383.422196] scsi host9: usb-storage 1-2:1.0 [ 383.981324] usb 1-2: USB disconnect, device number 6 [ 384.218131] usb 1-2: new high-speed USB device number 7 using ehci-pci [ 384.367810] usb 1-2: New USB device found, idVendor=04e8, idProduct=6889 [ 384.367821] usb 1-2: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 384.378869] kalmia 1-2:1.0 wwan0: register 'kalmia' at usb-0000:00:1d.7-2, Samsung Kalmia LTE USB dongle, MAC_erased_by_me [ 384.379053] kalmia: probe of 1-2:1.1 failed with error -22 [ 384.379123] option 1-2:1.1: GSM modem (1-port) converter detected [ 384.380031] usb 1-2: GSM modem (1-port) converter now attached to ttyUSB0 [ 385.427845] kalmia 1-2:1.0 wwp0s29f7u2: renamed from wwan0
====== lsusb -v ====== Bus 001 Device 015: ID 04e8:6889 Samsung Electronics Co., Ltd GT-B3730 Composite LTE device (Commercial) Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 2.00 bDeviceClass 0 (Defined at Interface level) bDeviceSubClass 0 bDeviceProtocol 0 bMaxPacketSize0 64 idVendor 0x04e8 Samsung Electronics Co., Ltd idProduct 0x6889 GT-B3730 Composite LTE device (Commercial) bcdDevice 0.01 iManufacturer 0 iProduct 0 iSerial 0 bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 55 bNumInterfaces 2 bConfigurationValue 1 iConfiguration 0 bmAttributes 0xa0 (Bus Powered) Remote Wakeup MaxPower 500mA Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 0 bNumEndpoints 2 bInterfaceClass 255 Vendor Specific Class bInterfaceSubClass 0 bInterfaceProtocol 0 iInterface 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 2 Transfer Type Bulk Synch Type None Usage Type Data wMaxPacketSize 0x0200 1x 512 bytes bInterval 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x02 EP 2 OUT bmAttributes 2 Transfer Type Bulk Synch Type None Usage Type Data wMaxPacketSize 0x0200 1x 512 bytes bInterval 0 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 0 bNumEndpoints 2 bInterfaceClass 10 CDC Data bInterfaceSubClass 0 Unused bInterfaceProtocol 0 iInterface 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x83 EP 3 IN bmAttributes 2 Transfer Type Bulk Synch Type None Usage Type Data wMaxPacketSize 0x0200 1x 512 bytes bInterval 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x04 EP 4 OUT bmAttributes 2 Transfer Type Bulk Synch Type None Usage Type Data wMaxPacketSize 0x0200 1x 512 bytes bInterval 0 Device Qualifier (for other device speed): bLength 10 bDescriptorType 6 bcdUSB 2.00 bDeviceClass 0 (Defined at Interface level) bDeviceSubClass 0 bDeviceProtocol 0 bMaxPacketSize0 64 bNumConfigurations 1 Device Status: 0x0002 (Bus Powered) Remote Wakeup Enabled
Version: 1.6