Comment 4 for bug 969576

For me it seems to happen on every boot with "linux-image-3.2.0-21-generic 3.2.0-21.34". Error does not appear with older "vmlinuz-3.2.0-20-generic".

My motherboard is (same?) Asus P8P67 PRO.

From my machine:
[ 7.347037] asus_wmi: ASUS WMI generic driver loaded
[ 7.347315] asus_wmi: Initialization: 0x0
[ 7.347328] asus_wmi: BIOS WMI version: 0.9
[ 7.347350] asus_wmi: SFUN value: 0x0
[ 7.347491] input: Eee PC WMI hotkeys as /devices/platform/eeepc-wmi/input/input9
[ 7.349168] BUG: unable to handle kernel NULL pointer dereference at (null)
[ 7.349171] IP: [<ffffffffa0dc8d08>] asus_wmi_rfkill_init+0x188/0x200 [asus_wmi]
[ 7.349175] PGD 4006f8067 PUD 4023c2067 PMD 0
[ 7.349177] Oops: 0000 [#1] SMP
[ 7.349179] CPU 2
[ 7.349180] Modules linked in: eeepc_wmi(+) asus_wmi sparse_keymap mxm_wmi snd_rawmidi snd_seq btusb bluetooth joydev snd_timer nvidia(P) psmouse serio_raw snd_seq_device wmi snd mac_hid soundcore snd_page_alloc mei(C) lp parport vesafb usbhid hid r8169 firewire_ohci firewire_core crc_itu_t
[ 7.349191]
[ 7.349192] Pid: 807, comm: modprobe Tainted: P C O 3.2.0-21-generic #34 System manufacturer System Product Name/P8P67-M PRO
[ 7.349195] RIP: 0010:[<ffffffffa0dc8d08>] [<ffffffffa0dc8d08>] asus_wmi_rfkill_init+0x188/0x200 [asus_wmi]
[ 7.349198] RSP: 0018:ffff88040264dc98 EFLAGS: 00010246
[ 7.349199] RAX: 0000000000000000 RBX: ffff8803fa8ebc00 RCX: 0000000000000a59
[ 7.349200] RDX: 0000000000000000 RSI: 00000000000165a0 RDI: ffff88040e802600
[ 7.349201] RBP: ffff88040264dca8 R08: 0000000000010021 R09: ffffffffa0dc70bb
[ 7.349203] R10: 0000000000000000 R11: 0000000000000000 R12: 00000000ffffffed
[ 7.349204] R13: ffffffffa0d22088 R14: 0000000000000000 R15: ffff8803fa8eb800
[ 7.349205] FS: 00007f082c7ee700(0000) GS:ffff88041f500000(0000) knlGS:0000000000000000
[ 7.349207] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
[ 7.349208] CR2: 0000000000000000 CR3: 0000000401f7d000 CR4: 00000000000406e0
[ 7.349209] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 7.349210] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
[ 7.349211] Process modprobe (pid: 807, threadinfo ffff88040264c000, task ffff880402662de0)
[ 7.349212] Stack:
[ 7.349213] ffff8803fa8ebc00 ffff8803fa8eb800 ffff88040264dcd8 ffffffffa0dc8ff7
[ 7.349216] ffff8803fa8eb800 ffffffffa0d22088 ffffffffa0d22088 0000000000000000
[ 7.349218] ffff88040264dcf8 ffffffffa0dc9194 ffffffffa0d22088 ffff8803fa8eb810
[ 7.349220] Call Trace:
[ 7.349223] [<ffffffffa0dc8ff7>] asus_wmi_add+0x117/0x260 [asus_wmi]
[ 7.349225] [<ffffffffa0dc9194>] asus_wmi_probe+0x54/0x80 [asus_wmi]
[ 7.349228] [<ffffffff813f6197>] platform_drv_probe+0x17/0x20
[ 7.349230] [<ffffffff813f49f8>] really_probe+0x68/0x190
[ 7.349232] [<ffffffff813f4c85>] driver_probe_device+0x45/0x70
[ 7.349233] [<ffffffff813f4d5b>] __driver_attach+0xab/0xb0
[ 7.349235] [<ffffffff813f4cb0>] ? driver_probe_device+0x70/0x70
[ 7.349237] [<ffffffff813f4cb0>] ? driver_probe_device+0x70/0x70
[ 7.349240] [<ffffffff813f3aec>] bus_for_each_dev+0x5c/0x90
[ 7.349241] [<ffffffff813f47be>] driver_attach+0x1e/0x20
[ 7.349242] [<ffffffff813f4410>] bus_add_driver+0x1a0/0x270
[ 7.349244] [<ffffffff813f52c6>] driver_register+0x76/0x140
[ 7.349246] [<ffffffff813f6756>] platform_driver_register+0x46/0x50
[ 7.349248] [<ffffffff813f6788>] platform_driver_probe+0x28/0xb0
[ 7.349250] [<ffffffff813f6f21>] platform_create_bundle+0xc1/0xf0
[ 7.349252] [<ffffffffa0dc9140>] ? asus_wmi_add+0x260/0x260 [asus_wmi]
[ 7.349254] [<ffffffffa001d000>] ? 0xffffffffa001cfff
[ 7.349255] [<ffffffffa0dc796a>] asus_wmi_register_driver+0x5a/0x70 [asus_wmi]
[ 7.349258] [<ffffffffa001d010>] eeepc_wmi_init+0x10/0x1000 [eeepc_wmi]
[ 7.349261] [<ffffffff81002040>] do_one_initcall+0x40/0x180
[ 7.349265] [<ffffffff810a89ce>] sys_init_module+0xbe/0x230
[ 7.349267] [<ffffffff81664602>] system_call_fastpath+0x16/0x1b
[ 7.349268] Code: 00 48 c7 c2 06 a7 dc a0 48 89 df e8 33 f3 ff ff 83 f8 ed 41 89 c4 74 08 85 c0 0f 85 f3 fe ff ff 48 8b 83 90 03 00 00 48 8b 40 40 <80> 38 00 75 18 41 83 fc ed 0f 84 e1 fe ff ff 45 85 e4 0f 84 d8
[ 7.349286] RIP [<ffffffffa0dc8d08>] asus_wmi_rfkill_init+0x188/0x200 [asus_wmi]
[ 7.349288] RSP <ffff88040264dc98>
[ 7.349289] CR2: 0000000000000000
[ 7.349291] ---[ end trace c2fb9004c43e3ec4 ]---