[ 1159.848055] BUG: unable to handle kernel NULL pointer dereference at 0000000000000010
[ 1159.856087] IP: [<ffffffff810ac096>] mpol_parse_str+0x1c6/0x2b0
[ 1159.856472] PGD a7dfd067 PUD aa1fe067 PMD 0 
[ 1159.856472] Oops: 0002 [#1] SMP 
[ 1159.856472] last sysfs file: /sys/devices/pci0000:00/0000:00:1e.0/0000:0a:01.0/local_cpus
[ 1159.876476] CPU 7 
[ 1159.876476] Modules linked in: nfs lockd nfs_acl sunrpc ecb cbc md5 aes_generic iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi
[ 1159.876476] 
[ 1159.876476] Pid: 6235, comm: mount Not tainted 2.6.34-rc1-00005-g522dba7 #5 B7DW3/B7DW3
[ 1159.876476] RIP: 0010:[<ffffffff810ac096>]  [<ffffffff810ac096>] mpol_parse_str+0x1c6/0x2b0
[ 1159.876476] RSP: 0018:ffff8800aa125d68  EFLAGS: 00010202
[ 1159.876476] RAX: 0000000000000000 RBX: ffff8800ab7ed000 RCX: 0000000000000000
[ 1159.876476] RDX: ffff8800aa125d78 RSI: 0000000000000001 RDI: 0000000000000000
[ 1159.876476] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000008
[ 1159.876476] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000001
[ 1159.876476] R13: 0000000000000000 R14: 0000000000000000 R15: ffff8800aa125e58
[ 1159.876476] FS:  00007fc29bc47760(0000) GS:ffff8800ac400000(0000) knlGS:0000000000000000
[ 1159.876476] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1159.876476] CR2: 0000000000000010 CR3: 00000000a9a93000 CR4: 00000000000006e0
[ 1159.876476] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1159.876476] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
[ 1159.876476] Process mount (pid: 6235, threadinfo ffff8800aa124000, task ffff8800ab7ed000)
[ 1159.876476] Stack:
[ 1159.876476]  000001fe000001fe 00000001aafe0a80 ffff8800aafe0b48 ffffffff810ccb3f
[ 1159.876476] <0> 0000000000000000 0000006700000000 0000006800000068 0000000000000000
[ 1159.876476] <0> ffff8800a7663000 ffff8800a7663005 ffff8800aa125e28 ffff8800aa125de8
[ 1159.876476] Call Trace:
[ 1159.876476]  [<ffffffff810ccb3f>] ? mntput_no_expire+0x1f/0xa0
[ 1159.876476]  [<ffffffff8108c7ac>] ? shmem_parse_options+0x2ac/0x2e0
[ 1159.876476]  [<ffffffff810c1313>] ? do_path_lookup+0x33/0x60
[ 1159.876476]  [<ffffffff8108d42d>] ? shmem_remount_fs+0x5d/0x110
[ 1159.876476]  [<ffffffff810b735f>] ? do_remount_sb+0x7f/0x180
[ 1159.876476]  [<ffffffff810cdef8>] ? do_mount+0x668/0x800
[ 1159.876476]  [<ffffffff810cc4fd>] ? copy_mount_options+0x10d/0x180
[ 1159.876476]  [<ffffffff810ce125>] ? sys_mount+0x95/0xf0
[ 1159.876476]  [<ffffffff81002302>] ? system_call_fastpath+0x16/0x1b
[ 1159.876476] Code: 54 24 10 48 8d 74 24 20 48 89 ef e8 a5 e2 ff ff fe 83 cc 04 00 00 85 c0 75 1a 8b 74 24 0c 85 f6 0f 84 b8 fe ff ff 48 8b 44 24 20 <48> 89 45 10 e9 aa fe ff ff 48 85 ed 0f 84 ca 00 00 00 48 89 ef 
[ 1159.876476] RIP  [<ffffffff810ac096>] mpol_parse_str+0x1c6/0x2b0
[ 1159.876476]  RSP <ffff8800aa125d68>
[ 1159.876476] CR2: 0000000000000010
[ 1159.878411] ---[ end trace 0c86a8c1b0b4c73c ]---