EeePC 1000H, 2GB RAM, Wireless and Bluetooth Enabled, no Ethernet connection, 
all previous Connections Deleted to prevent auto connection via wifi and let 
the Broadband Wizard begin.
Linux pc 2.6.30-020630rc7-generic #020630rc7
Boot with the ZTE MF636 (original mode 19d2 : 2000) attached
The ZTEMODEM drive found, wait around 30 seconds and dmesg > dmesg_g1.txt 
(attached)
No stuck at this point.

In another try, after ejecting the ZTEMODEM drive, dmesg shows a loop
while creates the ttyUSBx ports, reaching ttyUSB14, 15 ...

[  317.307900] option 1-3:1.0: GSM modem (1-port) converter detected
[  317.308173] usb 1-3: GSM modem (1-port) converter now attached to ttyUSB12
[  323.265365] BUG: unable to handle kernel NULL pointer dereference at 00000029
[  323.265391] IP: [<c03c4213>] usb_kill_urb+0x13/0xa0
[  323.265418] *pde = 00000000 
[  323.265430] Oops: 0000 [#10] SMP 
[  323.265443] last sysfs file: 
/sys/devices/pci0000:00/0000:00:1d.7/usb1/1-3/idProduct
[  323.265455] Modules linked in: isofs option usbserial usb_storage i915 drm 
i2c_algo_bit binfmt_misc ppdev bridge stp bnep lp parport joydev 
snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_pcm_oss snd_mixer_oss 
snd_pcm snd_seq_dummy snd_seq_oss snd_seq_midi snd_rawmidi snd_seq_midi_event 
snd_seq snd_timer snd_seq_device iTCO_wdt iTCO_vendor_support snd uvcvideo 
psmouse soundcore serio_raw videodev v4l1_compat intel_agp pcspkr btusb 
rt2860sta(C) snd_page_alloc agpgart video output eeepc_laptop atl1e
[  323.265600] 
[  323.265614] Pid: 4113, comm: nm-modem-probe Tainted: G      D  C 
(2.6.30-020630rc7-generic #020630rc7) 1000H
[  323.265629] EIP: 0060:[<c03c4213>] EFLAGS: 00010202 CPU: 0
[  323.265642] EIP is at usb_kill_urb+0x13/0xa0
[  323.265653] EAX: 00000000 EBX: 00000001 ECX: f4d0f900 EDX: f6a5fa00
[  323.265665] ESI: f4d63300 EDI: f4dcd998 EBP: f4e5be58 ESP: f4e5be3c
[  323.265676]  DS: 007b ES: 007b FS: 00d8 GS: 0033 SS: 0068
[  323.265690] Process nm-modem-probe (pid: 4113, ti=f4e5a000 task=f4e02550 
task.ti=f4e5a000)
[  323.265700] Stack:
[  323.265706]  00000001 c1e0d1c0 00000002 f4e5be58 c050ec64 00000002 f4d63300 
f4e5be80
[  323.265733]  f812f93e 00000000 c06eecc0 00000000 f6a5fa00 f4c7b000 f8133000 
f6a5fa00
[  323.265761]  f4dcd960 f4e5beb8 f8107e73 ffffffff ffffffff f4c7b000 f4d0f900 
f4d0f900
[  323.265792] Call Trace:
[  323.265800]  [<c050ec64>] ? mutex_lock+0x14/0x40
[  323.265820]  [<f812f93e>] ? option_close+0x5e/0xd0 [option]
[  323.265849]  [<f8107e73>] ? serial_close+0x133/0x180 [usbserial]
[  323.265879]  [<c03396f9>] ? tty_release_dev+0x139/0x480
[  323.265900]  [<c0122498>] ? arch_flush_lazy_mmu_mode+0x8/0x40
[  323.265919]  [<c0127cb2>] ? kunmap_atomic+0x72/0x90
[  323.265936]  [<c01aa809>] ? do_anonymous_page+0x149/0x1a0
[  323.265957]  [<c0339a52>] ? tty_release+0x12/0x20
[  323.265973]  [<c01c85f1>] ? __fput+0xb1/0x1c0
[  323.265992]  [<c01c8719>] ? fput+0x19/0x20
[  323.266007]  [<c01c5137>] ? filp_close+0x47/0x70
[  323.266024]  [<c0512308>] ? do_page_fault+0x188/0x2e0
[  323.266042]  [<c01c64c1>] ? sys_close+0x61/0xb0
[  323.266059]  [<c0102ebc>] ? sysenter_do_call+0x12/0x28
[  323.266078] Code: 08 85 c0 75 e3 89 f2 b8 78 1f 6e c0 e8 a7 be d8 ff 83 c4 
14 5b 5e 5d c3 55 89 e5 56 53 89 c3 83 ec 14 e8 a1 a4 14 00 85 db 74 7a <8b> 43 
28 85 c0 74 73 8b 43 2c 85 c0 74 6c f0 ff 43 0c ba fe ff 
[  323.266225] EIP: [<c03c4213>] usb_kill_urb+0x13/0xa0 SS:ESP 0068:f4e5be3c
[  323.266245] CR2: 0000000000000029
[  323.266256] ---[ end trace 66e1eae8b92621e8 ]---
[  332.376580] option1 ttyUSB12: GSM modem (1-port) converter now disconnected 
from ttyUSB12
[  332.376656] option 1-3:1.0: device disconnected
[  332.377516] option1 ttyUSB9: GSM modem (1-port) converter now disconnected 
from ttyUSB9
[  332.377614] option 1-3:1.1: device disconnected
[  332.377782] option: option_instat_callback: error -108
[  332.378093] option1 ttyUSB8: GSM modem (1-port) converter now disconnected 
from ttyUSB8
[  332.378200] option 1-3:1.3: device disconnected
[  332.489136] usb 1-3: reset high speed USB device using ehci_hcd and address 5
[  332.624166] option 1-3:1.3: GSM modem (1-port) converter detected
[  332.624521] usb 1-3: GSM modem (1-port) converter now attached to ttyUSB8
[  332.624639] option 1-3:1.1: GSM modem (1-port) converter detected
[  332.624840] usb 1-3: GSM modem (1-port) converter now attached to ttyUSB9
[  332.624952] option 1-3:1.0: GSM modem (1-port) converter detected
[  332.625223] usb 1-3: GSM modem (1-port) converter now attached to ttyUSB13
[  338.585598] BUG: unable to handle kernel NULL pointer dereference at 0000002a
[  338.585624] IP: [<c03c4213>] usb_kill_urb+0x13/0xa0
[  338.585652] *pde = 00000000 
[  338.585664] Oops: 0000 [#11] SMP 
[  338.585677] last sysfs file: 
/sys/devices/pci0000:00/0000:00:1d.7/usb1/1-3/idProduct

>>> After some ttyUSBxx it stucks here!
Full file attached to next post: dmesg_7.txt

In another try, I was copying dmesg > dmesg_xx.txt every 2-3 seconds!
The system worked better, the wizard started, I create twice (as asked) the 
connection, and later almost connected... then stucked!


** Attachment added: "dmesg_g1.txt"
   http://launchpadlibrarian.net/27141566/dmesg_g1.txt

-- 
Remove ZTE Modem ZeroCD from unusual_devs.h
https://bugs.launchpad.net/bugs/373821
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