On 12.10: Another UMTS dongle, with another SIM, work with problems
(dmesg below). So it has to do with the dongle hardware / driver?
[51000.600177] usb 2-1.5: new high-speed USB device number 16 using ehci_hcd
[51000.694750] usb 2-1.5: New USB device found, idVendor=12d1, idProduct=1446
[51000.694758] usb 2-1.5: New USB device strings: Mfr=3, Product=2,
SerialNumber=0
[51000.694763] usb 2-1.5: Product: HUAWEI Mobile
[51000.694768] usb 2-1.5: Manufacturer: Huawei Technologies
[51000.698512] scsi29 : usb-storage 2-1.5:1.0
[51000.698995] scsi30 : usb-storage 2-1.5:1.1
[51001.696254] scsi 29:0:0:0: CD-ROM HUAWEI Mass Storage 2.31
PQ: 0 ANSI: 2
[51001.696518] scsi 30:0:0:0: Direct-Access HUAWEI TF CARD Storage
PQ: 0 ANSI: 2
[51001.699691] sr1: scsi-1 drive
[51001.699925] sr 29:0:0:0: Attached scsi CD-ROM sr1
[51001.700117] sr 29:0:0:0: Attached scsi generic sg2 type 5
[51001.700703] sd 30:0:0:0: Attached scsi generic sg3 type 0
[51001.705038] sd 30:0:0:0: [sdb] Attached SCSI removable disk
[51002.129486] usb 2-1.5: USB disconnect, device number 16
[51006.418667] usb 2-1.5: new high-speed USB device number 17 using ehci_hcd
[51006.513211] usb 2-1.5: New USB device found, idVendor=12d1, idProduct=14ac
[51006.513216] usb 2-1.5: New USB device strings: Mfr=4, Product=3,
SerialNumber=0
[51006.513219] usb 2-1.5: Product: HUAWEI Mobile
[51006.513222] usb 2-1.5: Manufacturer: Huawei Technologies
[51006.518244] option 2-1.5:1.0: GSM modem (1-port) converter detected
[51006.518521] usb 2-1.5: GSM modem (1-port) converter now attached to ttyUSB0
[51006.520660] cdc_ether 2-1.5:1.1: wwan0: register 'cdc_ether' at
usb-0000:00:1d.0-1.5, Mobile Broadband Network Device, 02:50:f3:00:00:00
[51006.520966] option 2-1.5:1.3: GSM modem (1-port) converter detected
[51006.521109] usb 2-1.5: GSM modem (1-port) converter now attached to ttyUSB1
[51006.521231] option 2-1.5:1.4: GSM modem (1-port) converter detected
[51006.521372] usb 2-1.5: GSM modem (1-port) converter now attached to ttyUSB2
[51006.521713] scsi31 : usb-storage 2-1.5:1.5
[51006.522071] scsi32 : usb-storage 2-1.5:1.6
[51007.517893] scsi 31:0:0:0: CD-ROM HUAWEI Mass Storage 2.31
PQ: 0 ANSI: 2
[51007.521583] sr1: scsi-1 drive
[51007.521731] sr 31:0:0:0: Attached scsi CD-ROM sr1
[51007.521818] sr 31:0:0:0: Attached scsi generic sg2 type 5
[51007.523122] scsi 32:0:0:0: Direct-Access HUAWEI TF CARD Storage
PQ: 0 ANSI: 2
[51007.523873] sd 32:0:0:0: Attached scsi generic sg3 type 0
[51007.525610] sd 32:0:0:0: [sdb] Attached SCSI removable disk
ppp0 Link encap:Point-to-Point Protocol
inet addr:10.255.36.117 P-t-P:10.64.64.64 Mask:255.255.255.255
UP POINTOPOINT RUNNING NOARP MULTICAST MTU:1500 Metric:1
RX packets:3276 errors:2 dropped:0 overruns:0 frame:0
TX packets:3356 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:3
RX bytes:1729084 (1.7 MB) TX bytes:410818 (410.8 KB)
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https://bugs.launchpad.net/bugs/1097495
Title:
modem-manager[11936]: segfault at 0 ip 000000000042926e sp
00007fff523359a0 error 4 in modem-manager[400000+66000]
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