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I managed to install the driver for my RTL8190 wifi adapter using ndiswrapper. wlan0 is up and running.

However when I try to connect to a WPA2 protected network using network-manager, I get this :

[  623.153087] general protection fault: 0000 [#1] SMP 
[  623.153113] Modules linked in: rndis_host cdc_ether usbnet ndiswrapper(OF) nls_iso8859_1(F) parport_pc(F) ppdev(F) bnep rfcomm bluetooth snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep(F) snd_pcm(F) snd_page_alloc(F) snd_seq_midi(F) snd_seq_midi_event(F) snd_rawmidi(F) coretemp snd_seq(F) snd_seq_device(F) snd_timer(F) mac_hid snd(F) lpc_ich microcode(F) soundcore(F) psmouse(F) serio_raw(F) dm_multipath(F) scsi_dh(F) lp(F) parport(F) btrfs(F) zlib_deflate(F) libcrc32c(F) dm_raid45 xor(F) dm_mirror(F) dm_region_hash(F) dm_log(F) hid_generic usbhid hid usb_storage(F) firewire_ohci nouveau mxm_wmi wmi firewire_core video(F) i2c_algo_bit crc_itu_t(F) ttm drm_kms_helper drm ahci(F) libahci(F) e1000e(F) [last unloaded: ndiswrapper]
[  623.153305] CPU 0 
[  623.153312] Pid: 954, comm: wpa_supplicant Tainted: PF          O 3.8.0-19-generic #29-Ubuntu MEDIONPC MS-7502/MS-7502
[  623.153326] RIP: 0010:[<ffffc900146a94d6>]  [<ffffc900146a94d6>] 0xffffc900146a94d5
[  623.153342] RSP: 0018:ffff8801245b76d8  EFLAGS: 00010246
[  623.153350] RAX: 000000000000000c RBX: ffffc9001474f080 RCX: ffffc9001474c000
[  623.153358] RDX: ffff8801245b7708 RSI: ffffc9001474f868 RDI: ffffc9001474c000
[  623.153367] RBP: ffff8801245b7c01 R08: 0000000000000000 R09: 0000000000000000
[  623.153375] R10: 0000000000004449 R11: ffffc9001474f0a0 R12: 0000000000000000
[  623.153384] R13: 0000000000014c40 R14: ffff8800c8462800 R15: ffff8801245b7bc0
[  623.153394] FS:  00007fd2f697e740(0000) GS:ffff88012fc00000(0000) knlGS:0000000000000000
[  623.153404] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  623.153412] CR2: 00000000004b09a0 CR3: 000000012451a000 CR4: 00000000000407f0
[  623.153421] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[  623.153430] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
[  623.153439] Process wpa_supplicant (pid: 954, threadinfo ffff8801245b6000, task ffff880126232e80)
[  623.153448] Stack:
[  623.153453]  0000000000f25000 ffffc9001474f080 ffffc9001474f868 ffffc9001474c000
[  623.153469]  0000000000000000 0000000000000000 ffffc9001474f8a8 000000000000000c
[  623.153486]  0000000000000001 ffffc900146ae960 ffffc9001474c000 ffff8801245b7c18
[  623.153501] Call Trace:
[  623.153513]  [<ffffffff8101ba95>] ? native_sched_clock+0x15/0x80
[  623.153525]  [<ffffffff810135d1>] ? __switch_to+0x181/0x4a0
[  623.153537]  [<ffffffff816caece>] ? _raw_spin_lock+0xe/0x20
[  623.153550]  [<ffffffff81094db9>] ? update_curr+0x99/0x170
[  623.153559]  [<ffffffff81092768>] ? __enqueue_entity+0x78/0x80
[  623.153569]  [<ffffffff81096cc2>] ? enqueue_entity+0x382/0x9a0
[  623.153597]  [<ffffffffa04451e8>] ? win2lin_NdisSetTimer_2+0x18/0x20 [ndiswrapper]
[  623.153610]  [<ffffffff81044b49>] ? default_spin_lock_flags+0x9/0x10
[  623.153621]  [<ffffffff816cb1ce>] ? _raw_spin_lock_irqsave+0x2e/0x40
[  623.153640]  [<ffffffffa0447c02>] ? lin2win6+0x22/0x2d [ndiswrapper]
[  623.153650]  [<ffffffff816c88ad>] ? mutex_lock+0x1d/0x50
[  623.153673]  [<ffffffffa043dbcb>] ? mp_request+0x18b/0x430 [ndiswrapper]
[  623.153691]  [<ffffffffa0427213>] ? set_essid+0x83/0x120 [ndiswrapper]
[  623.153709]  [<ffffffffa04294c5>] ? iw_set_essid+0x105/0x1c0 [ndiswrapper]
[  623.153721]  [<ffffffff8169bb06>] ? ioctl_standard_iw_point+0x176/0x420
[  623.153739]  [<ffffffffa04293c0>] ? iw_set_encodeext+0x2c0/0x2c0 [ndiswrapper]
[  623.153750]  [<ffffffff8169bf72>] ? ioctl_standard_call+0xb2/0xd0
[  623.153760]  [<ffffffff8169cb50>] ? iw_handler_get_private+0x70/0x70
[  623.153770]  [<ffffffff8169bec0>] ? call_commit_handler+0x40/0x40
[  623.153779]  [<ffffffff8169b45e>] ? wireless_process_ioctl+0x16e/0x1b0
[  623.153789]  [<ffffffff8169c094>] ? wext_handle_ioctl+0x74/0xd0
[  623.153801]  [<ffffffff815cb85e>] ? dev_ioctl+0xce/0x5e0
[  623.153811]  [<ffffffff815b0542>] ? sock_ioctl+0xf2/0x2b0
[  623.153822]  [<ffffffff811a5919>] ? do_vfs_ioctl+0x99/0x570
[  623.153832]  [<ffffffff811a6885>] ? poll_select_copy_remaining+0xf5/0x150
[  623.153842]  [<ffffffff811a5e81>] ? sys_ioctl+0x91/0xb0
[  623.153852]  [<ffffffff816d379d>] ? system_call_fastpath+0x1a/0x1f
[  623.153859] Code: 48 85 d2 74 09 44 0f b7 c0 e8 b7 57 ff ff 48 8d 46 40 48 8d 54 24 30 48 8b cf 48 89 44 24 30 0f b7 86 48 01 00 00 66 89 44 24 38 <0f> 28 44 24 30 66 0f 7f 44 24 30 e8 ba f4 ff ff 80 bb 24 a7 06 
[  623.154008] RIP  [<ffffc900146a94d6>] 0xffffc900146a94d5
[  623.154019]  RSP <ffff8801245b76d8>
[  623.168378] ---[ end trace c5064c244c256901 ]---

Any idea?

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