BUG: unable to handle kernel paging request at ffffffff44e4e5c0
IP: [<ffffffff44e4e5c0>] 0xffffffff44e4e5c0
PGD 1003067 PUD 0 
Oops: 0010 [#1] SMP 
last sysfs file: /sys/devices/pci0000:00/0000:00:08.0/host0/target0:0:0/0:0:0:0/model
CPU 0 
Modules linked in: ufs qnx4 hfsplus hfs minix ntfs vfat msdos fat jfs xfs exportfs reiserfs binfmt_misc ppdev lp parport snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_mixer_oss snd_pcm snd_seq_dummy snd_seq_oss arc4 snd_seq_midi dm_crypt ecb snd_rawmidi iptable_filter snd_seq_midi_event rt73usb ip_tables x_tables crc_itu_t rt2x00usb snd_seq rt2x00lib led_class input_polldev mac80211 psmouse amd64_edac_mod snd_timer serio_raw cfg80211 edac_core k8temp snd_seq_device snd i2c_nforce2 soundcore snd_page_alloc squashfs aufs nls_cp437 isofs dm_raid45 xor forcedeth
Pid: 17272, comm: mkdir Not tainted 2.6.31-14-generic #48-Ubuntu GT687AA-ABM SG3111LA
RIP: 0010:[<ffffffff44e4e5c0>]  [<ffffffff44e4e5c0>] 0xffffffff44e4e5c0
RSP: 0018:ffff88004b9e5d30  EFLAGS: 00010246
RAX: ffff880051db9800 RBX: ffff880051db8800 RCX: 00000000000041ed
RDX: ffff88004b9e5da4 RSI: ffff88007d30f820 RDI: ffff880051db8800
RBP: ffff88004b9e5dd8 R08: ffff88007d244570 R09: 0000000000000370
R10: 0000000000000001 R11: 0000000000000000 R12: ffff88007d244570
R13: 0000000000000000 R14: ffff880055932990 R15: 00000000000041ed
FS:  00007f16cef3c790(0000) GS:ffff8800019f4000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
CR2: ffffffff44e4e5c0 CR3: 00000000434be000 CR4: 00000000000006f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Process mkdir (pid: 17272, threadinfo ffff88004b9e4000, task ffff880056d4ad60)
Stack:
 ffffffff811afa66 ffff88004b9e5d88 0000000000000246 ffff880051db9800
<0> ffff88004e8540a0 ffff88007d244540 000000e355932990 ffff880070906000
<0> ffff88007d30f820 0000000000000000 0000000000001000 ffff88004b9e5dc8
Call Trace:
 [<ffffffff811afa66>] ? ext4_new_inode+0x8c6/0xba0
 [<ffffffff811eab1e>] ? jbd2_journal_start+0xae/0x100
 [<ffffffff811bb2dc>] ext4_mkdir+0xec/0x3e0
 [<ffffffff81129012>] vfs_mkdir+0xa2/0x100
 [<ffffffff8112bc0e>] sys_mkdirat+0x11e/0x130
 [<ffffffff811382fb>] ? mntput_no_expire+0x2b/0x100
 [<ffffffff811292ac>] ? path_put+0x2c/0x40
 [<ffffffff8112bc33>] sys_mkdir+0x13/0x20
 [<ffffffff81012002>] system_call_fastpath+0x16/0x1b
Code:  Bad RIP value.
RIP  [<ffffffff44e4e5c0>] 0xffffffff44e4e5c0
 RSP <ffff88004b9e5d30>
CR2: ffffffff44e4e5c0
---[ end trace cc3b8025da6e239f ]---