Thank you to anyone who has already donated - your generous donations helped make three months of treatment possible.

My brother Nate continues to fight stage IV Hodgkin's lymphoma. He's just 31, with a wife and baby girl. They have no active income (since he's been unable to return to work), no insurance, and cannot afford the treatment he needs. Nate and his family need your help. Please consider a donation, every dollar helps. Thanks.


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[22968.527544] BUG: unable to handle kernel NULL pointer dereference at 0000000000000008
[22968.527728] IP: [<ffffffff814401d0>] sd_revalidate_disk+0x30/0x2a0
[22968.527874] PGD 6b531067 PUD 304d1067 PMD 0 
[22968.527982] Oops: 0000 [#1] SMP 
[22968.528021] CPU 1 
[22968.528021] Modules linked in: keucr(C) ums_eneub6250 usbhid hid nls_iso8859_1 nls_cp437 vfat fat usb_storage uas bnep rfcomm bluetooth parport_pc ppdev lp parport binfmt_misc dm_crypt bcma arc4 joydev acer_wmi sparse_keymap snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_pcm snd_seq_midi snd_rawmidi brcmsmac snd_seq_midi_event mac80211 snd_seq snd_timer snd_seq_device psmouse snd brcmutil serio_raw cfg80211 uvcvideo videodev v4l2_compat_ioctl32 crc8 soundcore cordic snd_page_alloc coretemp i915 atl1c drm_kms_helper drm wmi i2c_algo_bit video
[22968.528021] 
[22968.528021] Pid: 15243, comm: blkid Tainted: G         C   3.2.0-4-generic #10-Ubuntu eMachines eM350/eM350
[22968.528021] RIP: 0010:[<ffffffff814401d0>]  [<ffffffff814401d0>] sd_revalidate_disk+0x30/0x2a0
[22968.529680] RSP: 0000:ffff88007abf5b08  EFLAGS: 00010246
[22968.529680] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffff880018532780
[22968.529680] RDX: 0000000000000002 RSI: 0000000000000001 RDI: ffff8800184b3c00
[22968.529680] RBP: ffff88007abf5b28 R08: 0000000800000000 R09: 00000008ffffffff
[22968.529680] R10: 0000000000000000 R11: ffffc90000203000 R12: ffff8800184b3c00
[22968.529680] R13: 00000000ffffff85 R14: ffff880079aa3418 R15: ffff8800184b3c00
[22968.529680] FS:  00007ff964d08760(0000) GS:ffff88007f280000(0000) knlGS:0000000000000000
[22968.529680] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
[22968.529680] CR2: 0000000000000008 CR3: 000000006b35c000 CR4: 00000000000006e0
[22968.529680] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[22968.540642] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
[22968.540642] Process blkid (pid: 15243, threadinfo ffff88007abf4000, task ffff8800783ddc40)
[22968.548314] Stack:
[22968.548314]  ffff880079aa3400 ffff8800184b3c00 00000000ffffff85 ffff880079aa3418
[22968.548314]  ffff88007abf5ba8 ffffffff811e2d8a ffff8800184b3c0c ffff8800184b3c78
[22968.548314]  000000007abf5b68 ffff880079aa3400 ffff8800184b2000 ffff8800184b3c00
[22968.548314] Call Trace:
[22968.548314]  [<ffffffff811e2d8a>] rescan_partitions+0xaa/0x300
[22968.548314]  [<ffffffff811aed6c>] __blkdev_get+0x2bc/0x420
[22968.577994]  [<ffffffff811aef2e>] blkdev_get+0x5e/0x1e0
[22968.577994]  [<ffffffff811af10d>] blkdev_open+0x5d/0x80
[22968.577994]  [<ffffffff81174520>] __dentry_open+0x290/0x360
[22968.577994]  [<ffffffff811af0b0>] ? blkdev_get+0x1e0/0x1e0
[22968.577994]  [<ffffffff8129a63c>] ? security_inode_permission+0x1c/0x30
[22968.577994]  [<ffffffff81175c1d>] nameidata_to_filp+0xad/0xb0
[22968.577994]  [<ffffffff811849f8>] do_last+0x3f8/0x730
[22968.577994]  [<ffffffff811860d1>] path_openat+0xd1/0x3f0
[22968.577994]  [<ffffffff8113a159>] ? __pte_alloc+0xa9/0x160
[22968.577994]  [<ffffffff81186512>] do_filp_open+0x42/0xa0
[22968.577994]  [<ffffffff81314e11>] ? strncpy_from_user+0x31/0x40
[22968.577994]  [<ffffffff8118186a>] ? do_getname+0x10a/0x180
[22968.577994]  [<ffffffff8165307e>] ? _raw_spin_lock+0xe/0x20
[22968.577994]  [<ffffffff81193797>] ? alloc_fd+0xf7/0x150
[22968.577994]  [<ffffffff81175d0d>] do_sys_open+0xed/0x220
[22968.577994]  [<ffffffff81175e60>] sys_open+0x20/0x30
[22968.577994]  [<ffffffff8165b542>] system_call_fastpath+0x16/0x1b
[22968.577994] Code: 83 ec 20 48 89 5d e0 4c 89 65 e8 4c 89 6d f0 4c 89 75 f8 66 66 66 66 90 8b 05 1d 84 ad 00 48 8b 9f 38 03 00 00 49 89 fc c1 e8 15 <4c> 8b 6b 08 83 e0 07 83 f8 03 0f 87 0d 02 00 00 41 8b 85 70 06 
[22968.577994] RIP  [<ffffffff814401d0>] sd_revalidate_disk+0x30/0x2a0
[22968.577994]  RSP <ffff88007abf5b08>
[22968.577994] CR2: 0000000000000008
[22968.715921] ---[ end trace caa3d18ab9f7f3c4 ]---
[22968.768165] usb 1-1: USB disconnect, device number 115