| 1 | [ 444.756852] BUG: unable to handle kernel NULL pointer dereference at 0000000000000015
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| 2 | [ 444.756866] IP: [<ffffffffa09f0078>] VBoxDrvLinuxCreate+0x1c/0xe4 [vboxdrv]
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| 3 | [ 444.756894] PGD 11c551067 PUD 11c552067 PMD 0
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| 4 | [ 444.756904] Oops: 0000 [#1] SMP
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| 5 | [ 444.756911] last sysfs file: /sys/devices/system/cpu/cpu0/cpufreq/scaling_cur_freq
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| 6 | [ 444.756918] CPU 1
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| 7 | [ 444.756923] Modules linked in: vboxvideo vboxnetadp vboxnetflt vboxdrv snd_hda_codec_nvhdmi snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_pcm snd_timer nvidia(P) snd acer_wmi sr_mod snd_page_alloc cdrom wmi
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| 8 | [ 444.756961] Pid: 5333, comm: VirtualBox Tainted: P 2.6.31-gentoo #4 Aspire 6935
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| 9 | [ 444.756970] RIP: 0010:[<ffffffffa09f0078>] [<ffffffffa09f0078>] VBoxDrvLinuxCreate+0x1c/0xe4 [vboxdrv]
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| 10 | [ 444.756996] RSP: 0018:ffff88011c5bfce8 EFLAGS: 00010296
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| 11 | [ 444.757003] RAX: 0000000000000001 RBX: ffff8801339c0b40 RCX: ffffffffa0b8a770
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| 12 | [ 444.757012] RDX: 0000000000000001 RSI: ffff8801339c0b40 RDI: ffff88013fd574d0
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| 13 | [ 444.757020] RBP: ffff88011c5bfd08 R08: ffff88011c5bfd5c R09: ffff88018171b1c0
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| 14 | [ 444.757028] R10: 0000000000000001 R11: 0000000000000006 R12: 0000000000000000
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| 15 | [ 444.757036] R13: ffff8801339c0b40 R14: ffff88013fd574d0 R15: ffff88013fd574d0
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| 16 | [ 444.757046] FS: 00007f31231f9700(0000) GS:ffff880028040000(0000) knlGS:0000000000000000
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| 17 | [ 444.757055] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
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| 18 | [ 444.757062] CR2: 0000000000000015 CR3: 000000011a004000 CR4: 00000000000006a0
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| 19 | [ 444.757070] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
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| 20 | [ 444.757078] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
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| 21 | [ 444.757087] Process VirtualBox (pid: 5333, threadinfo ffff88011c5be000, task ffff88012ec50f00)
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| 22 | [ 444.757093] Stack:
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| 23 | [ 444.757096] ffff88011c5bfd08 ffffffff81496bd9 ffff88011c5bfd5c ffffffff814e17b0
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| 24 | [ 444.757107] <0> ffff88011c5bfd38 ffffffff81237ab4 0000000000000000 ffff88013f899e80
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| 25 | [ 444.757119] <0> ffff88013f899e80 0000000000000000 ffff88011c5bfd88 ffffffff810cbe7b
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| 26 | [ 444.757133] Call Trace:
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| 27 | [ 444.757146] [<ffffffff81496bd9>] ? mutex_lock+0x11/0x36
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| 28 | [ 444.757158] [<ffffffff81237ab4>] misc_open+0x156/0x1d8
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| 29 | [ 444.757168] [<ffffffff810cbe7b>] chrdev_open+0x144/0x163
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| 30 | [ 444.757179] [<ffffffff811cd4a2>] ? selinux_dentry_open+0xed/0xf6
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| 31 | [ 444.757187] [<ffffffff810cbd37>] ? chrdev_open+0x0/0x163
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| 32 | [ 444.757195] [<ffffffff810c7a38>] __dentry_open+0x150/0x269
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| 33 | [ 444.757203] [<ffffffff810c7c1e>] nameidata_to_filp+0x41/0x52
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| 34 | [ 444.757212] [<ffffffff810d365e>] do_filp_open+0x4dd/0x99d
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| 35 | [ 444.757221] [<ffffffff810b35e1>] ? free_pgtables+0xa7/0xca
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| 36 | [ 444.757232] [<ffffffff810dca2e>] ? alloc_fd+0x6d/0x116
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| 37 | [ 444.757239] [<ffffffff810c7804>] do_sys_open+0x5d/0x104
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| 38 | [ 444.757247] [<ffffffff810c78d4>] sys_open+0x1b/0x1d
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| 39 | [ 444.757257] [<ffffffff8100baab>] system_call_fastpath+0x16/0x1b
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| 40 | [ 444.757262] Code: 83 a0 00 00 00 00 00 00 00 31 c0 5a 5b c9 c3 55 48 89 e5 53 48 89 f3 48 83 ec 18 65 48 8b 04 25 00 b0 00 00 48 8b 80 28 04 00 00 <83> 78 14 00 0f 85 b4 00 00 00 48 8d 55 f0 be 01 00 00 00 48 c7
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| 41 | [ 444.757340] RIP [<ffffffffa09f0078>] VBoxDrvLinuxCreate+0x1c/0xe4 [vboxdrv]
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| 42 | [ 444.757363] RSP <ffff88011c5bfce8>
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| 43 | [ 444.757367] CR2: 0000000000000015
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| 44 | [ 444.757374] ---[ end trace 0c21d049c8706f70 ]---
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