s%                                                                                                                                                                                                             
➜  ~ ssh xu4                                                                                                                                                                                                 ~
X11 forwarding request failed on channel 0
Last login: Fri Mar 18 10:04:36 2016 from fe80::3e97:eff:fe83:a73%eth0

[root@xu4-nixi:~]# cd /backup

[root@xu4-nixi:/backup]# ls -lathr
ls: reading directory .: Input/output error
total 0

[root@xu4-nixi:/backup]# dmesg  
[    0.000000] Booting Linux on physical CPU 0x100
[    0.000000] Initializing cgroup subsys cpuset
[    0.000000] Initializing cgroup subsys cpu
[    0.000000] Initializing cgroup subsys cpuacct
[    0.000000] Linux version 4.2.0 (nixbld1@xu4-nixi) (gcc version 4.9.3 (GCC) ) #1-NixOS SMP PREEMPT Thu Jan 1 00:00:01 UTC 1970
[    0.000000] CPU: ARMv7 Processor [410fc073] revision 3 (ARMv7), cr=10c5387d
[    0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache
[    0.000000] Machine model: Hardkernel Odroid XU4
[    0.000000] cma: Reserved 128 MiB at 0xb6800000
[    0.000000] Memory policy: Data cache writealloc
[    0.000000] Samsung CPU ID: 0xe5422001
[    0.000000] On node 0 totalpages: 514560
[    0.000000] free_area_init_node: node 0, pgdat c0bf3100, node_mem_map ee624000
[    0.000000]   Normal zone: 1710 pages used for memmap
[    0.000000]   Normal zone: 0 pages reserved
[    0.000000]   Normal zone: 190464 pages, LIFO batch:31
[    0.000000]   HighMem zone: 324096 pages, LIFO batch:31
[    0.000000] Running under secure firmware.
[    0.000000] PERCPU: Embedded 12 pages/cpu @ee58c000 s20416 r8192 d20544 u49152
[    0.000000] pcpu-alloc: s20416 r8192 d20544 u49152 alloc=12*4096
[    0.000000] pcpu-alloc: [0] 0 [0] 1 [0] 2 [0] 3 [0] 4 [0] 5 [0] 6 [0] 7  
[    0.000000] Built 1 zonelists in Zone order, mobility grouping on.  Total pages: 512850
[    0.000000] Kernel command line: systemConfig=/nix/store/nlphxwbs7lmfhqr4045dqm4k48hcnbwl-nixos-15.09.git.061d167M init=/nix/store/nlphxwbs7lmfhqr4045dqm4k48hcnbwl-nixos-15.09.git.061d167M/init loglevel=4
[    0.000000] PID hash table entries: 4096 (order: 2, 16384 bytes)
[    0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes)
[    0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes)
[    0.000000] Memory: 1890524K/2058240K available (8313K kernel code, 575K rwdata, 2676K rodata, 664K init, 396K bss, 36644K reserved, 131072K cma-reserved, 1165312K highmem)
[    0.000000] Virtual kernel memory layout:
                  vector  : 0xffff0000 - 0xffff1000   (   4 kB)
                  fixmap  : 0xffc00000 - 0xfff00000   (3072 kB)
                  vmalloc : 0xf0000000 - 0xff000000   ( 240 MB)
                  lowmem  : 0xc0000000 - 0xef800000   ( 760 MB)
                  pkmap   : 0xbfe00000 - 0xc0000000   (   2 MB)
                  modules : 0xbf000000 - 0xbfe00000   (  14 MB)
                    .text : 0xc0008000 - 0xc0ac3910   (10991 kB)
                    .init : 0xc0ac4000 - 0xc0b6a000   ( 664 kB)
                    .data : 0xc0b6a000 - 0xc0bf9e7c   ( 576 kB)
                     .bss : 0xc0bfc000 - 0xc0c5f350   ( 397 kB)
[    0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=8, Nodes=1
[    0.000000] Preemptible hierarchical RCU implementation.
[    0.000000]  Additional per-CPU info printed with stalls.
[    0.000000]  Build-time adjustment of leaf fanout to 32.
[    0.000000] NR_IRQS:16 nr_irqs:16 16
[    0.000000] L2C: failed to init: -19
[    0.000000] Switching to timer-based delay loop, resolution 41ns
[    0.000000] clocksource: mct-frc: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 79635851949 ns
[    0.000009] sched_clock: 32 bits at 24MHz, resolution 41ns, wraps every 89478484971ns
[    0.000975] Console: colour dummy device 80x30
[    0.001193] console [tty0] enabled
[    0.001229] Calibrating delay loop (skipped), value calculated using timer frequency.. 48.00 BogoMIPS (lpj=120000)
[    0.001254] pid_max: default: 32768 minimum: 301
[    0.001441] Security Framework initialized
[    0.001480] AppArmor: AppArmor initialized
[    0.001493] Yama: becoming mindful.
[    0.001601] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes)
[    0.001622] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes)
[    0.002902] Initializing cgroup subsys blkio
[    0.002939] Initializing cgroup subsys memory
[    0.003008] Initializing cgroup subsys devices
[    0.003038] Initializing cgroup subsys freezer
[    0.003066] Initializing cgroup subsys net_cls
[    0.003092] Initializing cgroup subsys perf_event
[    0.003118] Initializing cgroup subsys debug
[    0.003211] CPU: Testing write buffer coherency: ok
[    0.003267] ftrace: allocating 25779 entries in 76 pages
[    0.053603] CPU0: update cpu_capacity 448
[    0.053627] CPU0: thread -1, cpu 0, socket 1, mpidr 80000100
[    0.053983] Setting up static identity map for 0x40008280 - 0x400082d8
[    0.054452] ARM CCI driver probed
[    0.054704] Exynos MCPM support installed
[    0.075693] CPU1: update cpu_capacity 1535
[    0.075703] CPU1: thread -1, cpu 0, socket 0, mpidr 80000000
[    0.080646] CPU2: update cpu_capacity 1535
[    0.080655] CPU2: thread -1, cpu 1, socket 0, mpidr 80000001
[    0.085672] CPU3: update cpu_capacity 1535
[    0.085681] CPU3: thread -1, cpu 2, socket 0, mpidr 80000002
[    0.090647] CPU4: update cpu_capacity 1535
[    0.090656] CPU4: thread -1, cpu 3, socket 0, mpidr 80000003
[    0.095770] CPU5: update cpu_capacity 448
[    0.095780] CPU5: thread -1, cpu 1, socket 1, mpidr 80000101
[    0.100770] CPU6: update cpu_capacity 448
[    0.100779] CPU6: thread -1, cpu 2, socket 1, mpidr 80000102
[    0.105746] CPU7: update cpu_capacity 448
[    0.105755] CPU7: thread -1, cpu 3, socket 1, mpidr 80000103
[    0.105880] Brought up 8 CPUs
[    0.105949] SMP: Total of 8 processors activated (384.00 BogoMIPS).
[    0.105962] CPU: WARNING: CPU(s) started in wrong/inconsistent modes (primary CPU mode 0x1a)
[    0.105973] CPU: This may indicate a broken bootloader or firmware.
[    0.107074] devtmpfs: initialized
[    0.138916] evm: security.SMACK64
[    0.138936] evm: security.SMACK64EXEC
[    0.138947] evm: security.SMACK64TRANSMUTE
[    0.138958] evm: security.SMACK64MMAP
[    0.138969] evm: security.ima
[    0.138980] evm: security.capability
[    0.139474] VFP support v0.3: implementor 41 architecture 2 part 30 variant 7 rev 3
[    0.141278] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 9556302231375000 ns
[    0.149781] xor: measuring software checksum speed
[    0.194966]    arm4regs  :  1052.000 MB/sec
[    0.244965]    8regs     :   680.000 MB/sec
[    0.294965]    32regs    :   660.000 MB/sec
[    0.294980] xor: using function: arm4regs (1052.000 MB/sec)
[    0.295183] pinctrl core: initialized pinctrl subsystem
[    0.296048] regulator-dummy: no parameters
[    0.297004] NET: Registered protocol family 16
[    0.299239] DMA: preallocated 256 KiB pool for atomic coherent allocations
[    0.315014] cpuidle: using governor ladder
[    0.330006] cpuidle: using governor menu
[    0.335722] gpiochip_add: registered GPIOs 0 to 7 on device: gpy7
[    0.335977] gpiochip_add: registered GPIOs 8 to 15 on device: gpx0
[    0.336216] gpiochip_add: registered GPIOs 16 to 23 on device: gpx1
[    0.336465] gpiochip_add: registered GPIOs 24 to 31 on device: gpx2
[    0.336710] gpiochip_add: registered GPIOs 32 to 39 on device: gpx3
[    0.338503] gpiochip_add: registered GPIOs 40 to 47 on device: gpc0
[    0.338752] gpiochip_add: registered GPIOs 48 to 55 on device: gpc1
[    0.338994] gpiochip_add: registered GPIOs 56 to 62 on device: gpc2
[    0.339250] gpiochip_add: registered GPIOs 63 to 66 on device: gpc3
[    0.339498] gpiochip_add: registered GPIOs 67 to 68 on device: gpc4
[    0.339729] gpiochip_add: registered GPIOs 69 to 76 on device: gpd1
[    0.339999] gpiochip_add: registered GPIOs 77 to 82 on device: gpy0
[    0.340227] gpiochip_add: registered GPIOs 83 to 86 on device: gpy1
[    0.340458] gpiochip_add: registered GPIOs 87 to 92 on device: gpy2
[    0.340683] gpiochip_add: registered GPIOs 93 to 100 on device: gpy3
[    0.340908] gpiochip_add: registered GPIOs 101 to 108 on device: gpy4
[    0.341150] gpiochip_add: registered GPIOs 109 to 116 on device: gpy5
[    0.341376] gpiochip_add: registered GPIOs 117 to 124 on device: gpy6
[    0.342769] gpiochip_add: registered GPIOs 125 to 132 on device: gpe0
[    0.343001] gpiochip_add: registered GPIOs 133 to 134 on device: gpe1
[    0.343233] gpiochip_add: registered GPIOs 135 to 140 on device: gpf0
[    0.343467] gpiochip_add: registered GPIOs 141 to 148 on device: gpf1
[    0.343694] gpiochip_add: registered GPIOs 149 to 156 on device: gpg0
[    0.343929] gpiochip_add: registered GPIOs 157 to 164 on device: gpg1
[    0.344159] gpiochip_add: registered GPIOs 165 to 166 on device: gpg2
[    0.344394] gpiochip_add: registered GPIOs 167 to 170 on device: gpj4
[    0.345805] gpiochip_add: registered GPIOs 171 to 178 on device: gpa0
[    0.346040] gpiochip_add: registered GPIOs 179 to 184 on device: gpa1
[    0.346284] gpiochip_add: registered GPIOs 185 to 192 on device: gpa2
[    0.346521] gpiochip_add: registered GPIOs 193 to 197 on device: gpb0
[    0.346751] gpiochip_add: registered GPIOs 198 to 202 on device: gpb1
[    0.347001] gpiochip_add: registered GPIOs 203 to 206 on device: gpb2
[    0.347240] gpiochip_add: registered GPIOs 207 to 214 on device: gpb3
[    0.347471] gpiochip_add: registered GPIOs 215 to 216 on device: gpb4
[    0.347712] gpiochip_add: registered GPIOs 217 to 224 on device: gph0
[    0.349145] gpiochip_add: registered GPIOs 225 to 231 on device: gpz
[    0.352693] exynos-audss-clk 3810000.audss-clock-controller:: setup completed
[    0.364354] EXYNOS5420 PMU initialized
[    0.377419] hw-breakpoint: found 5 (+1 reserved) breakpoint and 4 watchpoint registers.
[    0.377437] hw-breakpoint: maximum watchpoint size is 8 bytes.
[    0.490357] raid6: int32x1  gen()   121 MB/s
[    0.575074] raid6: int32x1  xor()    91 MB/s
[    0.660316] raid6: int32x2  gen()   146 MB/s
[    0.745296] raid6: int32x2  xor()    97 MB/s
[    0.830354] raid6: int32x4  gen()   142 MB/s
[    0.915245] raid6: int32x4  xor()    98 MB/s
[    1.000409] raid6: int32x8  gen()   144 MB/s
[    1.085263] raid6: int32x8  xor()    91 MB/s
[    1.085278] raid6: using algorithm int32x2 gen() 146 MB/s
[    1.085290] raid6: .... xor() 97 MB/s, rmw enabled
[    1.085302] raid6: using intx1 recovery algorithm
[    1.087400] SCSI subsystem initialized
[    1.087945] usbcore: registered new interface driver usbfs
[    1.088077] usbcore: registered new interface driver hub
[    1.088330] usbcore: registered new device driver usb
[    1.089420] s3c-i2c 12c80000.i2c:: slave address 0x00
[    1.089444] s3c-i2c 12c80000.i2c:: bus frequency set to 65 KHz
[    1.090204] s3c-i2c 12c80000.i2c:: i2c-2: S3C I2C adapter
[    1.093124] NetLabel: Initializing
[    1.093141] NetLabel:  domain hash size = 128
[    1.093152] NetLabel:  protocols = UNLABELED CIPSOv4
[    1.093240] NetLabel:  unlabeled traffic allowed by default
[    1.093543] clocksource: Switched to clocksource mct-frc
[    1.211063] AppArmor: AppArmor Filesystem Enabled
[    1.236762] NET: Registered protocol family 2
[    1.237766] TCP established hash table entries: 8192 (order: 3, 32768 bytes)
[    1.237873] TCP bind hash table entries: 8192 (order: 5, 163840 bytes)
[    1.238094] TCP: Hash tables configured (established 8192 bind 8192)
[    1.238168] UDP hash table entries: 512 (order: 2, 24576 bytes)
[    1.238223] UDP-Lite hash table entries: 512 (order: 2, 24576 bytes)
[    1.238626] NET: Registered protocol family 1
[    1.239278] RPC: Registered named UNIX socket transport module.
[    1.239294] RPC: Registered udp transport module.
[    1.239307] RPC: Registered tcp transport module.
[    1.239320] RPC: Registered tcp NFSv4.1 backchannel transport module.
[    1.239702] Trying to unpack rootfs image as initramfs...
[    1.569699] Freeing initrd memory: 4408K (cfbb2000 - d0000000)
[    1.574165] futex hash table entries: 2048 (order: 5, 131072 bytes)
[    1.574343] audit: initializing netlink subsys (disabled)
[    1.574405] audit: type=2000 audit(1.555:1): initialized
[    1.594485] VFS: Disk quotas dquot_6.6.0
[    1.594929] VFS: Dquot-cache hash table entries: 1024 (order 0, 4096 bytes)
[    1.601461] NFS: Registering the id_resolver key type
[    1.601509] Key type id_resolver registered
[    1.601524] Key type id_legacy registered
[    1.601561] nfs4filelayout_init: NFSv4 File Layout Driver Registering...
[    1.602873] Key type cifs.idmap registered
[    1.602900] ntfs: driver 2.1.32 [Flags: R/W].
[    1.604151] JFS: nTxBlock = 8192, nTxLock = 65536
[    1.611305] Key type big_key registered
[    1.613725] Key type asymmetric registered
[    1.613750] Asymmetric key parser 'x509' registered
[    1.613875] bounce: pool size: 64 pages
[    1.614326] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 250)
[    1.614607] io scheduler noop registered
[    1.614631] io scheduler deadline registered
[    1.614719] io scheduler cfq registered (default)
[    1.615197] phy phy-video-phy@10040728:.0: Looking up phy-supply from device tree
[    1.615218] phy phy-video-phy@10040728:.0: Looking up phy-supply property in node /video-phy@10040728 failed
[    1.615942] phy phy-video-phy@10040714:.1: Looking up phy-supply from device tree
[    1.615962] phy phy-video-phy@10040714:.1: Looking up phy-supply property in node /video-phy@10040714 failed
[    1.616224] phy phy-video-phy@10040714:.2: Looking up phy-supply from device tree
[    1.616243] phy phy-video-phy@10040714:.2: Looking up phy-supply property in node /video-phy@10040714 failed
[    1.616482] phy phy-video-phy@10040714:.3: Looking up phy-supply from device tree
[    1.616500] phy phy-video-phy@10040714:.3: Looking up phy-supply property in node /video-phy@10040714 failed
[    1.616736] phy phy-video-phy@10040714:.4: Looking up phy-supply from device tree
[    1.616754] phy phy-video-phy@10040714:.4: Looking up phy-supply property in node /video-phy@10040714 failed
[    1.617939] phy phy-12130000.phy:.5: Looking up phy-supply from device tree
[    1.617959] phy phy-12130000.phy:.5: Looking up phy-supply property in node /phy@12130000 failed
[    1.618214] phy phy-12130000.phy:.6: Looking up phy-supply from device tree
[    1.618234] phy phy-12130000.phy:.6: Looking up phy-supply property in node /phy@12130000 failed
[    1.618476] phy phy-12130000.phy:.7: Looking up phy-supply from device tree
[    1.618495] phy phy-12130000.phy:.7: Looking up phy-supply property in node /phy@12130000 failed
[    1.618845] phy phy-12130000.phy:.8: Looking up phy-supply from device tree
[    1.618865] phy phy-12130000.phy:.8: Looking up phy-supply property in node /phy@12130000 failed
[    1.619649] exynos5_usb3drd_phy 12100000.phy:: Looking up vbus-supply from device tree
[    1.619670] exynos5_usb3drd_phy 12100000.phy:: Looking up vbus-supply property in node /phy@12100000 failed
[    1.619685] 12100000.phy: supply vbus not found, using dummy regulator
[    1.619798] exynos5_usb3drd_phy 12100000.phy:: Looking up vbus-boost-supply from device tree
[    1.619818] exynos5_usb3drd_phy 12100000.phy:: Looking up vbus-boost-supply property in node /phy@12100000 failed
[    1.619832] 12100000.phy: supply vbus-boost not found, using dummy regulator
[    1.619943] phy phy-12100000.phy:.9: Looking up phy-supply from device tree
[    1.619963] phy phy-12100000.phy:.9: Looking up phy-supply property in node /phy@12100000 failed
[    1.620232] phy phy-12100000.phy:.10: Looking up phy-supply from device tree
[    1.620252] phy phy-12100000.phy:.10: Looking up phy-supply property in node /phy@12100000 failed
[    1.620644] exynos5_usb3drd_phy 12500000.phy:: Looking up vbus-supply from device tree
[    1.620664] exynos5_usb3drd_phy 12500000.phy:: Looking up vbus-supply property in node /phy@12500000 failed
[    1.620679] 12500000.phy: supply vbus not found, using dummy regulator
[    1.620789] exynos5_usb3drd_phy 12500000.phy:: Looking up vbus-boost-supply from device tree
[    1.620808] exynos5_usb3drd_phy 12500000.phy:: Looking up vbus-boost-supply property in node /phy@12500000 failed
[    1.620822] 12500000.phy: supply vbus-boost not found, using dummy regulator
[    1.620935] phy phy-12500000.phy:.11: Looking up phy-supply from device tree
[    1.620954] phy phy-12500000.phy:.11: Looking up phy-supply property in node /phy@12500000 failed
[    1.621219] phy phy-12500000.phy:.12: Looking up phy-supply from device tree
[    1.621238] phy phy-12500000.phy:.12: Looking up phy-supply property in node /phy@12500000 failed
[    1.627688] dma-pl330 3880000.adma: Loaded driver for PL330 DMAC-241330
[    1.627708] dma-pl330 3880000.adma:  DBUFF-4x8bytes Num_Chans-6 Num_Peri-16 Num_Events-6
[    1.635431] dma-pl330 121a0000.pdma: Loaded driver for PL330 DMAC-241330
[    1.635451] dma-pl330 121a0000.pdma:         DBUFF-32x4bytes Num_Chans-8 Num_Peri-32 Num_Events-32
[    1.642946] dma-pl330 121b0000.pdma: Loaded driver for PL330 DMAC-241330
[    1.642967] dma-pl330 121b0000.pdma:         DBUFF-32x4bytes Num_Chans-8 Num_Peri-32 Num_Events-32
[    1.645226] dma-pl330 10800000.mdma: Loaded driver for PL330 DMAC-241330
[    1.645245] dma-pl330 10800000.mdma:         DBUFF-64x8bytes Num_Chans-8 Num_Peri-1 Num_Events-32
[    1.645386] xenfs: not registering filesystem on non-xen platform
[    1.790715] Serial: 8250/16550 driver, 4 ports, IRQ sharing disabled
[    1.793957] 12c00000.serial:: ttySAC0 at MMIO 0x12c00000 (irq = 58, base_baud = 0) is a S3C6400/10
[    1.794776] 12c10000.serial:: ttySAC1 at MMIO 0x12c10000 (irq = 59, base_baud = 0) is a S3C6400/10
[    1.795573] 12c20000.serial:: ttySAC2 at MMIO 0x12c20000 (irq = 60, base_baud = 0) is a S3C6400/10
[    1.798577] console [ttySAC2] enabled
[    1.799476] 12c30000.serial:: ttySAC3 at MMIO 0x12c30000 (irq = 61, base_baud = 0) is a S3C6400/10
[    1.822167] brd: module loaded
[    1.835841] loop: module loaded
[    1.837763] exynos-dwc3 usb@12000000:: no suspend clk specified
[    1.837788] exynos-dwc3 usb@12000000:: Looking up vdd33-supply from device tree
[    1.838483] exynos-dwc3 usb@12400000:: no suspend clk specified
[    1.838506] exynos-dwc3 usb@12400000:: Looking up vdd33-supply from device tree
[    1.839208] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
[    1.839232] ehci-exynos: EHCI EXYNOS driver
[    1.839528] of_get_named_gpiod_flags: can't parse 'samsung,vbus-gpio' property of node '/usb@12110000[0]'
[    1.839828] exynos-ehci 12110000.usb:: EHCI Host Controller
[    1.839885] exynos-ehci 12110000.usb:: new USB bus registered, assigned bus number 1
[    1.840217] exynos-ehci 12110000.usb:: irq 116, io mem 0x12110000
[    1.848620] exynos-ehci 12110000.usb:: USB 2.0 started, EHCI 1.00
[    1.848985] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002
[    1.849003] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[    1.849018] usb usb1: Product: EHCI Host Controller
[    1.849033] usb usb1: Manufacturer: Linux 4.2.0 ehci_hcd
[    1.849048] usb usb1: SerialNumber: 12110000.usb:
[    1.850406] hub 1-0:1.0: USB hub found
[    1.850474] hub 1-0:1.0: 3 ports detected
[    1.852043] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
[    1.852087] ohci-exynos: OHCI EXYNOS driver
[    1.852509] exynos-ohci 12120000.usb:: USB Host Controller
[    1.852564] exynos-ohci 12120000.usb:: new USB bus registered, assigned bus number 2
[    1.852755] exynos-ohci 12120000.usb:: irq 116, io mem 0x12120000
[    1.907944] usb usb2: New USB device found, idVendor=1d6b, idProduct=0001
[    1.907962] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[    1.907977] usb usb2: Product: USB Host Controller
[    1.907991] usb usb2: Manufacturer: Linux 4.2.0 ohci_hcd
[    1.908006] usb usb2: SerialNumber: 12120000.usb:
[    1.909373] hub 2-0:1.0: USB hub found
[    1.909442] hub 2-0:1.0: 3 ports detected
[    1.911508] s3c-rtc 101e0000.rtc:: failed to find rtc source clock
[    1.922578] vdd_ldo1: 1000 mV                                                                                                                                                                                
[    1.923991] LDO2: at 1800 mV  
[    1.925926] vdd_ldo3: 1800 mV  
[    1.927339] LDO4: at 1800 mV  
[    1.929276] vdd_ldo5: 1800 mV  
[    1.931248] vdd_ldo6: 1000 mV  
[    1.933176] vdd_ldo7: 1800 mV  
[    1.935110] vdd_ldo8: 1800 mV  
[    1.938913] vdd_ldo9: ramp_delay not set
[    1.939444] vdd_ldo9: 3000 mV  
[    1.941385] vdd_ldo10: 1800 mV  
[    1.943324] vdd_ldo11: 1000 mV  
[    1.945216] vdd_ldo12: 1800 mV  
[    1.947039] vdd_ldo13: 1800 <--> 3300 mV at 3300 mV  
[    1.948375] LDO14: at 3000 mV  
[    1.952476] vdd_ldo15: ramp_delay not set
[    1.953012] vdd_ldo15: 3100 mV  
[    1.954986] vdd_ldo16: 2200 mV  
[    1.956921] tsp_avdd: 3300 mV  
[    1.958337] LDO18: at 1800 mV  
[    1.962753] vdd_sd: 2800 mV  
[    1.964218] LDO20: at 1800 mV  
[    1.965629] LDO21: at 1800 mV  
[    1.967050] LDO22: at 1200 mV  
[    1.968468] LDO23: at 1100 mV  
[    1.970472] tsp_io: 2800 mV  
[    1.971910] LDO25: at 1800 mV  
[    1.973865] vdd_ldo26: 3000 mV  
[    1.975284] LDO27: at 1000 mV  
[    1.976705] LDO28: at 3300 mV  
[    1.978114] LDO29: at 1800 mV  
[    1.979545] LDO30: at 1800 mV  
[    1.980955] LDO31: at 1800 mV  
[    1.982379] LDO32: at 1800 mV  
[    1.983838] LDO33: at 1800 mV  
[    1.985259] LDO34: at 3000 mV  
[    1.986693] LDO35: at 1600 mV  
[    1.988113] LDO36: at 1800 mV  
[    1.989534] LDO37: at 1800 mV  
[    1.990967] LDO38: at 2800 mV  
[    1.992903] vdd_mif: 800 <--> 1300 mV at 1100 mV  
[    1.994856] vdd_arm: 800 <--> 1500 mV at 1000 mV  
[    1.996793] vdd_int: 800 <--> 1400 mV at 1000 mV  
[    1.998751] vdd_g3d: 800 <--> 1400 mV at 1000 mV  
[    2.000700] vdd_mem: 800 <--> 1400 mV at 1200 mV  
[    2.002645] vdd_kfc: 800 <--> 1500 mV at 1025 mV  
[    2.004592] vdd_1.0v_ldo: 800 <--> 1500 mV at 900 mV  
[    2.006426] vdd_1.8v_ldo: 800 <--> 1500 mV at 1225 mV  
[    2.008254] vdd_2.8v_ldo: 3000 <--> 3750 mV at 5000 mV  
[    2.010378] vdd_vmem: 2850 mV  
[    2.017490] s5m-rtc s2mps14-rtc: rtc core: registered s5m-rtc as rtc0
[    2.022035] thermal thermal_zone0: failed to read out thermal zone (-22)
[    2.022082] exynos-tmu 10060000.tmu:: Looking up vtmu-supply from device tree
[    2.023109] thermal thermal_zone1: failed to read out thermal zone (-22)
[    2.023152] exynos-tmu 10064000.tmu:: Looking up vtmu-supply from device tree
[    2.024160] thermal thermal_zone2: failed to read out thermal zone (-22)
[    2.024203] exynos-tmu 10068000.tmu:: Looking up vtmu-supply from device tree
[    2.025262] thermal thermal_zone3: failed to read out thermal zone (-22)
[    2.025304] exynos-tmu 1006c000.tmu:: Looking up vtmu-supply from device tree
[    2.026411] thermal thermal_zone4: failed to read out thermal zone (-22)
[    2.026454] exynos-tmu 100a0000.tmu:: Looking up vtmu-supply from device tree
[    2.028913] s3c2410-wdt 101d0000.watchdog:: watchdog inactive, reset disabled, irq disabled
[    2.029603] cpu cpu0: Looking up cpu-cluster.1-supply from device tree
[    2.032470] cpu cpu0: bL_cpufreq_init: CPU 0 initialized
[    2.035911] cpu cpu1: Looking up cpu-cluster.0-supply from device tree
[    2.039391] cpu cpu1: bL_cpufreq_init: CPU 1 initialized
[    2.042582] arm_big_little: bL_cpufreq_register: Registered platform driver: dt-bl
[    2.042821] sdhci: Secure Digital Host Controller Interface driver
[    2.042827] sdhci: Copyright(c) Pierre Ossman
[    2.043019] Synopsys Designware Multimedia Card Interface Driver
[    2.043555] dwmmc_exynos 12200000.mmc:: num-slots property not found, assuming 1 slot is available
[    2.043619] dwmmc_exynos 12200000.mmc:: IDMAC supports 32-bit address mode.
[    2.043677] dwmmc_exynos 12200000.mmc:: Using internal DMA controller.
[    2.043689] dwmmc_exynos 12200000.mmc:: Version ID is 250a
[    2.043733] dwmmc_exynos 12200000.mmc:: DW MMC controller at irq 90, 64 bit host data width, 64 deep fifo
[    2.043756] dwmmc_exynos 12200000.mmc:: Looking up vmmc-supply from device tree
[    2.044266] dwmmc_exynos 12200000.mmc:: Looking up vqmmc-supply from device tree
[    2.044276] dwmmc_exynos 12200000.mmc:: Looking up vqmmc-supply property in node /mmc@12200000 failed
[    2.044353] dwmmc_exynos 12200000.mmc:: No vqmmc regulator found
[    2.044370] dwmmc_exynos 12200000.mmc:: GPIO lookup for consumer cd
[    2.044378] dwmmc_exynos 12200000.mmc:: using device tree for GPIO lookup
[    2.044392] of_get_named_gpiod_flags: parsed 'cd-gpios' property of node '/mmc@12200000[0]' - status (0)
[    2.044410] dwmmc_exynos 12200000.mmc:: Got CD GPIO
[    2.044419] dwmmc_exynos 12200000.mmc:: GPIO lookup for consumer wp
[    2.044426] dwmmc_exynos 12200000.mmc:: using device tree for GPIO lookup
[    2.044434] of_get_named_gpiod_flags: can't parse 'wp-gpios' property of node '/mmc@12200000[0]'
[    2.044442] of_get_named_gpiod_flags: can't parse 'wp-gpio' property of node '/mmc@12200000[0]'
[    2.044449] dwmmc_exynos 12200000.mmc:: using lookup tables for GPIO lookup
[    2.044458] dwmmc_exynos 12200000.mmc:: lookup for GPIO wp failed
[    2.044555] platform pwrseq:: GPIO lookup for consumer reset
[    2.044562] platform pwrseq:: using device tree for GPIO lookup
[    2.044574] of_get_named_gpiod_flags: parsed 'reset-gpios' property of node '/pwrseq[0]' - status (0)
[    2.044593] dwmmc_exynos 12200000.mmc:: allocated mmc-pwrseq
[    2.073861] dwmmc_exynos 12200000.mmc:: 1 slots initialized
[    2.074086] dwmmc_exynos 12220000.mmc:: num-slots property not found, assuming 1 slot is available
[    2.074143] dwmmc_exynos 12220000.mmc:: IDMAC supports 32-bit address mode.
[    2.074183] dwmmc_exynos 12220000.mmc:: Using internal DMA controller.
[    2.074196] dwmmc_exynos 12220000.mmc:: Version ID is 250a
[    2.074237] dwmmc_exynos 12220000.mmc:: DW MMC controller at irq 91, 64 bit host data width, 64 deep fifo
[    2.074253] dwmmc_exynos 12220000.mmc:: Looking up vmmc-supply from device tree
[    2.074789] dwmmc_exynos 12220000.mmc:: Looking up vqmmc-supply from device tree
[    2.075397] dwmmc_exynos 12220000.mmc:: GPIO lookup for consumer cd
[    2.075405] dwmmc_exynos 12220000.mmc:: using device tree for GPIO lookup
[    2.075418] of_get_named_gpiod_flags: parsed 'cd-gpios' property of node '/mmc@12220000[0]' - status (0)
[    2.075435] dwmmc_exynos 12220000.mmc:: Got CD GPIO
[    2.075444] dwmmc_exynos 12220000.mmc:: GPIO lookup for consumer wp
[    2.075451] dwmmc_exynos 12220000.mmc:: using device tree for GPIO lookup
[    2.075459] of_get_named_gpiod_flags: can't parse 'wp-gpios' property of node '/mmc@12220000[0]'
[    2.075468] of_get_named_gpiod_flags: can't parse 'wp-gpio' property of node '/mmc@12220000[0]'
[    2.075474] dwmmc_exynos 12220000.mmc:: using lookup tables for GPIO lookup
[    2.075483] dwmmc_exynos 12220000.mmc:: lookup for GPIO wp failed
[    2.103955] dwmmc_exynos 12220000.mmc:: 1 slots initialized
[    2.105346] s5p-sss driver registered
[    2.106352] usbcore: registered new interface driver usbhid
[    2.106360] usbhid: USB HID core driver
[    2.107531] ip_tables: (C) 2000-2006 Netfilter Core Team
[    2.107686] NET: Registered protocol family 17
[    2.107727] NET: Registered protocol family 15
[    2.108315] Registering SWP/SWPB emulation handler
[    2.109476] registered taskstats version 1
[    2.112391] Btrfs loaded, debug=on, assert=on, integrity-checker=on
[    2.112480] BTRFS: selftest: Running btrfs free space cache tests
[    2.112491] BTRFS: selftest: Running extent only tests
[    2.112525] BTRFS: selftest: Running bitmap only tests
[    2.112565] BTRFS: selftest: Running bitmap and extent tests
[    2.112619] BTRFS: selftest: Running space stealing from bitmap to extent
[    2.113360] BTRFS: selftest: Free space cache tests finished
[    2.113368] BTRFS: selftest: Running extent buffer operation tests
[    2.113376] BTRFS: selftest: Running btrfs_split_item tests
[    2.113443] BTRFS: selftest: Running find delalloc tests
[    2.158574] usb 1-1: new high-speed USB device number 2 using exynos-ehci
[    2.257430] mmc0: MAN_BKOPS_EN bit is not set
[    2.264769] mmc_host mmc0: Bus speed (slot 0) = 200000000Hz (slot req 200000000Hz, actual 200000000HZ div = 0)
[    2.265540] mmc_host mmc0: Bus speed (slot 0) = 50000000Hz (slot req 52000000Hz, actual 50000000HZ div = 0)
[    2.267042] mmc_host mmc0: Bus speed (slot 0) = 100000000Hz (slot req 52000000Hz, actual 50000000HZ div = 1)
[    2.267076] mmc_host mmc0: Bus speed (slot 0) = 400000000Hz (slot req 200000000Hz, actual 200000000HZ div = 1)
[    2.267471] mmc0: new HS400 MMC card at address 0001
[    2.267985] mmcblk0: mmc0:0001 SDW16G 14.6 GiB  
[    2.268160] mmcblk0boot0: mmc0:0001 SDW16G partition 1 4.00 MiB
[    2.268327] mmcblk0boot1: mmc0:0001 SDW16G partition 2 4.00 MiB
[    2.268492] mmcblk0rpmb: mmc0:0001 SDW16G partition 3 4.00 MiB
[    2.269485]  mmcblk0: p1 p2
[    2.289773] usb 1-1: New USB device found, idVendor=1058, idProduct=0827
[    2.289783] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=5
[    2.289790] usb 1-1: Product: My Passport 0827
[    2.289797] usb 1-1: Manufacturer: Western Digital
[    2.289804] usb 1-1: SerialNumber: 575844314535353452464C57
[    2.509202] BTRFS: selftest: Running btrfs_get_extent tests
[    2.509456] BTRFS: selftest: Running hole first btrfs_get_extent test
[    2.509506] BTRFS: selftest: Running outstanding_extents tests
[    2.509589] BTRFS: selftest: Running qgroup tests
[    2.509596] BTRFS: selftest: Qgroup basic add
[    2.509670] BTRFS: selftest: Qgroup multiple refs test
[    2.549869] Key type encrypted registered
[    2.549889] AppArmor: AppArmor sha1 policy hashing enabled
[    2.549901] ima: No TPM chip found, activating TPM-bypass!
[    2.549998] evm: HMAC attrs: 0x1
[    2.550698] exynos-dwc3 usb@12000000:: no suspend clk specified
[    2.550711] exynos-dwc3 usb@12000000:: Looking up vdd33-supply from device tree
[    2.551243] exynos-dwc3 usb@12000000:: Looking up vdd10-supply from device tree
[    2.754625] dwc3 12000000.dwc3:: No power optimization available
[    2.754651] dwc3 12000000.dwc3:: Event buf f06ed000 dma b684a000 length 256
[    2.754845] xhci-hcd xhci-hcd.6.auto: xHCI Host Controller
[    2.754874] xhci-hcd xhci-hcd.6.auto: new USB bus registered, assigned bus number 3
[    2.755170] xhci-hcd xhci-hcd.6.auto: hcc params 0x0220f04c hci version 0x100 quirks 0x00010010
[    2.755219] xhci-hcd xhci-hcd.6.auto: irq 138, io mem 0x12000000
[    2.755392] usb usb3: New USB device found, idVendor=1d6b, idProduct=0002
[    2.755401] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[    2.755409] usb usb3: Product: xHCI Host Controller
[    2.755416] usb usb3: Manufacturer: Linux 4.2.0 xhci-hcd
[    2.755423] usb usb3: SerialNumber: xhci-hcd.6.auto
[    2.756088] hub 3-0:1.0: USB hub found
[    2.756123] hub 3-0:1.0: 1 port detected
[    2.756618] xhci-hcd xhci-hcd.6.auto: xHCI Host Controller
[    2.756639] xhci-hcd xhci-hcd.6.auto: new USB bus registered, assigned bus number 4
[    2.756721] usb usb4: We don't know the algorithms for LPM for this host, disabling LPM.
[    2.756845] usb usb4: New USB device found, idVendor=1d6b, idProduct=0003
[    2.756853] usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[    2.756861] usb usb4: Product: xHCI Host Controller
[    2.756867] usb usb4: Manufacturer: Linux 4.2.0 xhci-hcd
[    2.756874] usb usb4: SerialNumber: xhci-hcd.6.auto
[    2.757517] hub 4-0:1.0: USB hub found
[    2.757548] hub 4-0:1.0: 1 port detected
[    2.758515] exynos-dwc3 usb@12400000:: no suspend clk specified
[    2.758576] exynos-dwc3 usb@12400000:: Looking up vdd33-supply from device tree
[    2.759085] exynos-dwc3 usb@12400000:: Looking up vdd10-supply from device tree
[    2.962288] dwc3 12400000.dwc3:: No power optimization available
[    2.962312] dwc3 12400000.dwc3:: Event buf f0719000 dma b6852000 length 256
[    2.962504] xhci-hcd xhci-hcd.9.auto: xHCI Host Controller
[    2.962530] xhci-hcd xhci-hcd.9.auto: new USB bus registered, assigned bus number 5
[    2.962818] xhci-hcd xhci-hcd.9.auto: hcc params 0x0220f04c hci version 0x100 quirks 0x00010010
[    2.962862] xhci-hcd xhci-hcd.9.auto: irq 139, io mem 0x12400000
[    2.963022] usb usb5: New USB device found, idVendor=1d6b, idProduct=0002
[    2.963030] usb usb5: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[    2.963038] usb usb5: Product: xHCI Host Controller
[    2.963045] usb usb5: Manufacturer: Linux 4.2.0 xhci-hcd
[    2.963052] usb usb5: SerialNumber: xhci-hcd.9.auto

[    2.963730] hub 5-0:1.0: USB hub found
[    2.963766] hub 5-0:1.0: 1 port detected
[    2.964239] xhci-hcd xhci-hcd.9.auto: xHCI Host Controller
[    2.964262] xhci-hcd xhci-hcd.9.auto: new USB bus registered, assigned bus number 6
[    2.964344] usb usb6: We don't know the algorithms for LPM for this host, disabling LPM.
[    2.964469] usb usb6: New USB device found, idVendor=1d6b, idProduct=0003
[    2.964478] usb usb6: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[    2.964485] usb usb6: Product: xHCI Host Controller
[    2.964492] usb usb6: Manufacturer: Linux 4.2.0 xhci-hcd
[    2.964499] usb usb6: SerialNumber: xhci-hcd.9.auto
[    2.965171] hub 6-0:1.0: USB hub found
[    2.965204] hub 6-0:1.0: 1 port detected
[    2.966762] s3c-rtc 101e0000.rtc:: rtc core: registered s3c as rtc1
[    2.968777] s5m-rtc s2mps14-rtc: setting system clock to 2016-03-17 23:51:55 UTC (1458258715)
[    2.997522] Freeing unused kernel memory: 664K (c0ac4000 - c0b6a000)
[    3.063597] usb 3-1: new high-speed USB device number 2 using xhci-hcd
[    3.078750] device-mapper: ioctl: 4.32.0-ioctl (2015-6-26) initialised: dm-devel@redhat.com
[    3.090779] usb-storage 1-1:1.0: USB Mass Storage device detected
[    3.091657] scsi host0: usb-storage 1-1:1.0
[    3.092259] usbcore: registered new interface driver usb-storage
[    3.113694] random: systemd-udevd urandom read with 90 bits of entropy available
[    3.192922] usb 3-1: New USB device found, idVendor=05e3, idProduct=0610
[    3.192932] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[    3.192940] usb 3-1: Product: USB2.0 Hub
[    3.192947] usb 3-1: Manufacturer: GenesysLogic
[    3.205551] hub 3-1:1.0: USB hub found
[    3.205905] hub 3-1:1.0: 2 ports detected
[    3.398781] usb 6-1: new SuperSpeed USB device number 2 using xhci-hcd
[    3.415090] usb 6-1: New USB device found, idVendor=0bda, idProduct=8153
[    3.415110] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=6
[    3.415120] usb 6-1: Product: USB 10/100/1000 LAN
[    3.415130] usb 6-1: Manufacturer: Realtek
[    3.415140] usb 6-1: SerialNumber: 000001000000
[    4.089462] scsi 0:0:0:0: Direct-Access     WD       My Passport 0827 1012 PQ: 0 ANSI: 6
[    4.089943] scsi 0:0:0:1: Enclosure         WD       SES Device       1012 PQ: 0 ANSI: 6
[    4.094602] sd 0:0:0:0: Attached scsi generic sg0 type 0
[    4.095428] sd 0:0:0:0: [sda] 3906963456 512-byte logical blocks: (2.00 TB/1.81 TiB)
[    4.096297] scsi 0:0:0:1: Attached scsi generic sg1 type 13
[    4.096568] sd 0:0:0:0: [sda] Write Protect is off
[    4.096578] sd 0:0:0:0: [sda] Mode Sense: 47 00 10 08
[    4.097677] sd 0:0:0:0: [sda] No Caching mode page found
[    4.101542] sd 0:0:0:0: [sda] Assuming drive cache: write through                                                                                                                                            
[    5.488619] random: nonblocking pool is initialized                                                                                                                                                          
[    9.781975]  sda: sda1
[    9.785422] sd 0:0:0:0: [sda] Attached SCSI disk
[   13.613037] EXT4-fs (mmcblk0p2): mounted filesystem with ordered data mode. Opts: (null)
[   13.812851] EXT4-fs (mmcblk0p2): re-mounted. Opts: (null)
[   13.814038] booting system configuration /nix/store/nlphxwbs7lmfhqr4045dqm4k48hcnbwl-nixos-15.09.git.061d167M
[   15.259401] systemd[1]: systemd 217 running in system mode. (+PAM -AUDIT -SELINUX +IMA -APPARMOR +SMACK -SYSVINIT +UTMP -LIBCRYPTSETUP +GCRYPT -GNUTLS +ACL +XZ -LZ4 -SECCOMP +BLKID -ELFUTILS +KMOD -IDN )
[   15.259780] systemd[1]: Detected architecture 'arm'.
[   15.297877] systemd[1]: Inserted module 'autofs4'
[   15.309932] NET: Registered protocol family 10
[   15.310831] systemd[1]: Inserted module 'ipv6'
[   15.546196] systemd[1]: Starting Swap.
[   15.558632] systemd[1]: Reached target Swap.
[   15.558664] systemd[1]: Expecting device dev-mmcblk0p1.device...
[   15.568631] systemd[1]: Expecting device dev-mapper-backup.device...
[   15.578626] systemd[1]: Starting Forward Password Requests to Wall Directory Watch.
[   15.578835] systemd[1]: Started Forward Password Requests to Wall Directory Watch.
[   15.578862] systemd[1]: Expecting device dev-ttySAC2.device...
[   15.588630] systemd[1]: Starting Remote File Systems (Pre).
[   15.603619] systemd[1]: Reached target Remote File Systems (Pre).
[   15.603647] systemd[1]: Starting Remote File Systems.
[   15.613618] systemd[1]: Reached target Remote File Systems.
[   15.613670] systemd[1]: Starting Dispatch Password Requests to Console Directory Watch.
[   15.613859] systemd[1]: Started Dispatch Password Requests to Console Directory Watch.
[   15.613885] systemd[1]: Starting Paths.
[   15.623618] systemd[1]: Reached target Paths.
[   15.623646] systemd[1]: Starting Root Slice.
[   15.703852] systemd[1]: Created slice Root Slice.
[   15.703944] systemd[1]: Starting User and Session Slice.
[   15.718690] systemd[1]: Created slice User and Session Slice.
[   15.718758] systemd[1]: Starting /dev/initctl Compatibility Named Pipe.
[   15.733788] systemd[1]: Listening on /dev/initctl Compatibility Named Pipe.
[   15.733848] systemd[1]: Starting Delayed Shutdown Socket.
[   15.743807] systemd[1]: Listening on Delayed Shutdown Socket.
[   15.743866] systemd[1]: Starting Journal Socket (/dev/log).
[   15.758675] systemd[1]: Listening on Journal Socket (/dev/log).
[   15.758760] systemd[1]: Starting udev Kernel Socket.
[   15.768661] systemd[1]: Listening on udev Kernel Socket.
[   15.768741] systemd[1]: Starting udev Control Socket.
[   15.778671] systemd[1]: Listening on udev Control Socket.
[   15.778742] systemd[1]: Starting Journal Socket.
[   15.788664] systemd[1]: Listening on Journal Socket.
[   15.788756] systemd[1]: Starting System Slice.
[   15.803819] systemd[1]: Created slice System Slice.
[   15.803930] systemd[1]: Starting Remount Root and Kernel File Systems...
[   15.821460] systemd[1]: Starting system-getty.slice.
[   15.838760] systemd[1]: Created slice system-getty.slice.
[   15.838842] systemd[1]: Starting system-serial\x2dgetty.slice.
[   15.847533] EXT4-fs (mmcblk0p2): re-mounted. Opts: (null)
[   15.853825] systemd[1]: Created slice system-serial\x2dgetty.slice.
[   15.853936] systemd[1]: Starting Setup Virtual Console...
[   15.867480] systemd[1]: Starting Load Kernel Modules...
[   15.881954] systemd[1]: Mounting POSIX Message Queue File System...
[   15.897735] systemd[1]: Mounted Huge Pages File System.
[   15.898398] systemd[1]: Starting Create list of required static device nodes for the current kernel...
[   15.911550] nf_conntrack version 0.5.0 (16384 buckets, 65536 max)
[   15.916901] systemd[1]: Mounting Debug File System...
[   15.931259] systemd[1]: Starting udev Coldplug all Devices...
[   15.946143] systemd[1]: Starting Journal Service...
[   15.961652] systemd[1]: Starting Slices.
[   15.973674] systemd[1]: Reached target Slices.
[   15.993702] systemd[1]: Mounted Debug File System.
[   16.008736] systemd[1]: Mounted POSIX Message Queue File System.
[   16.023644] systemd[1]: Started Remount Root and Kernel File Systems.
[   16.038656] systemd[1]: Started Load Kernel Modules.
[   16.053663] systemd[1]: Started Create list of required static device nodes for the current kernel.
[   16.078682] systemd[1]: Started Setup Virtual Console.
[   16.106518] systemd[1]: Starting Create Static Device Nodes in /dev...
[   16.122212] systemd[1]: Mounting Configuration File System...
[   16.136936] systemd[1]: Mounted FUSE Control File System.
[   16.137080] systemd[1]: Starting Apply Kernel Variables...
[   16.158679] systemd[1]: Starting Load/Save Random Seed...
[   16.173361] systemd[1]: Starting Update UTMP about System Boot/Shutdown...
[   16.208664] systemd[1]: Mounted Configuration File System.
[   16.223666] systemd[1]: Started Create Static Device Nodes in /dev.
[   16.238652] systemd[1]: Started Apply Kernel Variables.
[   16.253827] systemd[1]: Started Load/Save Random Seed.
[   16.298673] systemd[1]: Started Update UTMP about System Boot/Shutdown.
[   16.318657] systemd[1]: Started udev Coldplug all Devices.
[   16.333769] systemd[1]: Started Journal Service.
[   16.402299] systemd-journald[507]: Received request to flush runtime journal from PID 1
[   17.124931] s3c64xx-spi 12d30000.spi:: spi bus clock parent not specified, using clock at index 0 as parent
[   17.124951] s3c64xx-spi 12d30000.spi:: number of chip select lines not specified, assuming 1 chip select line
[   17.231585] EXT4-fs (mmcblk0p1): mounted filesystem with ordered data mode. Opts: (null)
[   17.407176] usbcore: registered new interface driver r8152
[   17.419439] usbcore: registered new interface driver cdc_ether
[   17.540878] usb 6-1: reset SuperSpeed USB device number 2 using xhci-hcd
[   17.584336] r8152 6-1:1.0 eth0: v2.04.0 (2015/03/06)
[   17.584350] r8152 6-1:1.0 eth0: This product is covered by one or more of the following patents:
                       US6,570,884, US6,115,776, and US6,327,625.
               
[   18.307548] ip6_tables: (C) 2000-2006 Netfilter Core Team
[   18.398340] EXT4-fs (dm-0): mounted filesystem with ordered data mode. Opts: (null)
[   20.284517] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
[   24.248194] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
[198534.673929] usb 1-1: reset high-speed USB device number 2 using exynos-ehci
[198622.674241] usb 1-1: reset high-speed USB device number 2 using exynos-ehci
[198676.674230] usb 1-1: reset high-speed USB device number 2 using exynos-ehci
[198767.714618] usb 1-1: reset high-speed USB device number 2 using exynos-ehci
[198812.674748] usb 1-1: reset high-speed USB device number 2 using exynos-ehci
[198812.806554] sd 0:0:0:0: [sda] UNKNOWN(0x2003) Result: hostbyte=0x03 driverbyte=0x00
[198812.806604] sd 0:0:0:0: [sda] CDB: opcode=0x28 28 00 04 70 97 00 00 00 f0 00
[198812.806642] blk_update_request: I/O error, dev sda, sector 74487552
[198858.675037] usb 1-1: reset high-speed USB device number 2 using exynos-ehci
[198881.005092] usb 1-1: reset high-speed USB device number 2 using exynos-ehci
[199007.870220] sd 0:0:0:0: timing out command, waited 180s
[199007.870322] sd 0:0:0:0: [sda] UNKNOWN(0x2003) Result: hostbyte=0x00 driverbyte=0x08                                                                                                                         
[199007.870374] sd 0:0:0:0: [sda] Sense Key : 0x4 [current]  
[199007.870421] sd 0:0:0:0: [sda] ASC=0x44 ASCQ=0x0  
[199007.870470] sd 0:0:0:0: [sda] CDB: opcode=0x2a 2a 00 04 d9 04 10 00 00 f0 00
[199007.870515] blk_update_request: I/O error, dev sda, sector 81331216
[199007.870705] EXT4-fs warning (device dm-0): ext4_end_bio:332: I/O error -5 writing to inode 108136815 (offset 0 size 8388608 starting block 10165634)
[199007.870752] Buffer I/O error on device dm-0, logical block 10165634
[199007.870826] Buffer I/O error on device dm-0, logical block 10165635
[199007.870877] Buffer I/O error on device dm-0, logical block 10165636
[199007.870926] Buffer I/O error on device dm-0, logical block 10165637
[199007.870974] Buffer I/O error on device dm-0, logical block 10165638
[199007.871023] Buffer I/O error on device dm-0, logical block 10165639
[199007.871070] Buffer I/O error on device dm-0, logical block 10165640
[199007.871120] Buffer I/O error on device dm-0, logical block 10165641
[199007.871168] Buffer I/O error on device dm-0, logical block 10165642
[199007.871216] Buffer I/O error on device dm-0, logical block 10165643
[199038.830303] sd 0:0:0:0: timing out command, waited 180s
[199038.830458] sd 0:0:0:0: [sda] UNKNOWN(0x2003) Result: hostbyte=0x00 driverbyte=0x08                                                                                                                         
[199038.830537] sd 0:0:0:0: [sda] Sense Key : 0x4 [current]  
[199038.830608] sd 0:0:0:0: [sda] ASC=0x44 ASCQ=0x0  
[199038.830680] sd 0:0:0:0: [sda] CDB: opcode=0x2a 2a 00 04 d9 05 00 00 00 f0 00
[199038.830747] blk_update_request: I/O error, dev sda, sector 81331456
[199038.830962] EXT4-fs warning (device dm-0): ext4_end_bio:332: I/O error -5 writing to inode 108136815 (offset 0 size 8388608 starting block 10165664)
[199038.831030] buffer_io_error: 20 callbacks suppressed
[199038.831071] Buffer I/O error on device dm-0, logical block 10165664
[199038.831162] Buffer I/O error on device dm-0, logical block 10165665
[199038.831236] Buffer I/O error on device dm-0, logical block 10165666
[199038.831308] Buffer I/O error on device dm-0, logical block 10165667
[199038.831377] Buffer I/O error on device dm-0, logical block 10165668
[199038.831448] Buffer I/O error on device dm-0, logical block 10165669
[199038.831517] Buffer I/O error on device dm-0, logical block 10165670
[199038.831589] Buffer I/O error on device dm-0, logical block 10165671
[199038.831659] Buffer I/O error on device dm-0, logical block 10165672
[199038.831730] Buffer I/O error on device dm-0, logical block 10165673
[199187.875714] sd 0:0:0:0: timing out command, waited 180s
[199187.875817] sd 0:0:0:0: [sda] UNKNOWN(0x2003) Result: hostbyte=0x00 driverbyte=0x08                                                                                                                         
[199187.875869] sd 0:0:0:0: [sda] Sense Key : 0x4 [current]  
[199187.875916] sd 0:0:0:0: [sda] ASC=0x44 ASCQ=0x0  
[199187.875966] sd 0:0:0:0: [sda] CDB: opcode=0x2a 2a 00 04 d9 05 f0 00 00 f0 00
[199187.876011] blk_update_request: I/O error, dev sda, sector 81331696
[199187.876194] EXT4-fs warning (device dm-0): ext4_end_bio:332: I/O error -5 writing to inode 108136815 (offset 0 size 8388608 starting block 10165694)
[199187.876237] buffer_io_error: 20 callbacks suppressed
[199187.876274] Buffer I/O error on device dm-0, logical block 10165694
[199187.876349] Buffer I/O error on device dm-0, logical block 10165695
[199187.876402] Buffer I/O error on device dm-0, logical block 10165696
[199187.876451] Buffer I/O error on device dm-0, logical block 10165697
[199187.876497] Buffer I/O error on device dm-0, logical block 10165698
[199187.876543] Buffer I/O error on device dm-0, logical block 10165699
[199187.876589] Buffer I/O error on device dm-0, logical block 10165700
[199187.876634] Buffer I/O error on device dm-0, logical block 10165701
[199187.876679] Buffer I/O error on device dm-0, logical block 10165702
[199187.876724] Buffer I/O error on device dm-0, logical block 10165703
[199367.890638] sd 0:0:0:0: timing out command, waited 180s
[199367.890713] sd 0:0:0:0: [sda] UNKNOWN(0x2003) Result: hostbyte=0x00 driverbyte=0x08                                                                                                                         
[199367.890752] sd 0:0:0:0: [sda] Sense Key : 0x4 [current]  
[199367.890788] sd 0:0:0:0: [sda] ASC=0x44 ASCQ=0x0  
[199367.890825] sd 0:0:0:0: [sda] CDB: opcode=0x28 28 00 04 71 d8 00 00 00 f0 00
[199367.890861] blk_update_request: I/O error, dev sda, sector 74569728
[199367.895390] sd 0:0:0:0: timing out command, waited 180s
[199367.895452] sd 0:0:0:0: [sda] UNKNOWN(0x2003) Result: hostbyte=0x00 driverbyte=0x08                                                                                                                         
[199367.895489] sd 0:0:0:0: [sda] Sense Key : 0x4 [current]  
[199367.895524] sd 0:0:0:0: [sda] ASC=0x44 ASCQ=0x0  
[199367.895560] sd 0:0:0:0: [sda] CDB: opcode=0x28 28 00 04 71 d8 f0 00 00 10 00
[199367.895593] blk_update_request: I/O error, dev sda, sector 74569968
[199547.900760] sd 0:0:0:0: timing out command, waited 180s
[199547.900829] sd 0:0:0:0: [sda] UNKNOWN(0x2003) Result: hostbyte=0x00 driverbyte=0x08                                                                                                                         
[199547.900869] sd 0:0:0:0: [sda] Sense Key : 0x4 [current]  
[199547.900903] sd 0:0:0:0: [sda] ASC=0x44 ASCQ=0x0  
[199547.900940] sd 0:0:0:0: [sda] CDB: opcode=0x28 28 00 04 70 97 00 00 00 08 00
[199547.900973] blk_update_request: I/O error, dev sda, sector 74487552
[199727.912017] sd 0:0:0:0: timing out command, waited 180s
[199727.912117] sd 0:0:0:0: [sda] UNKNOWN(0x2003) Result: hostbyte=0x00 driverbyte=0x08                                                                                                                         
[199727.912170] sd 0:0:0:0: [sda] Sense Key : 0x4 [current]  
[199727.912218] sd 0:0:0:0: [sda] ASC=0x44 ASCQ=0x0  
[199727.912267] sd 0:0:0:0: [sda] CDB: opcode=0x2a 2a 00 04 d9 06 e0 00 00 f0 00
[199727.912314] blk_update_request: I/O error, dev sda, sector 81331936
[199727.912505] EXT4-fs warning (device dm-0): ext4_end_bio:332: I/O error -5 writing to inode 108136815 (offset 0 size 8388608 starting block 10165724)
[199727.912548] buffer_io_error: 20 callbacks suppressed
[199727.912585] Buffer I/O error on device dm-0, logical block 10165724
[199727.912662] Buffer I/O error on device dm-0, logical block 10165725
[199727.912712] Buffer I/O error on device dm-0, logical block 10165726
[199727.912761] Buffer I/O error on device dm-0, logical block 10165727
[199727.912810] Buffer I/O error on device dm-0, logical block 10165728
[199727.912856] Buffer I/O error on device dm-0, logical block 10165729
[199727.912902] Buffer I/O error on device dm-0, logical block 10165730
[199727.912948] Buffer I/O error on device dm-0, logical block 10165731
[199727.912993] Buffer I/O error on device dm-0, logical block 10165732
[199727.913039] Buffer I/O error on device dm-0, logical block 10165733
[199907.921879] sd 0:0:0:0: timing out command, waited 180s
[199907.921947] sd 0:0:0:0: [sda] UNKNOWN(0x2003) Result: hostbyte=0x00 driverbyte=0x08                                                                                                                         
[199907.921988] sd 0:0:0:0: [sda] Sense Key : 0x4 [current]  
[199907.922024] sd 0:0:0:0: [sda] ASC=0x44 ASCQ=0x0  
[199907.922062] sd 0:0:0:0: [sda] CDB: opcode=0x28 28 00 04 70 97 00 00 00 08 00
[199907.922096] blk_update_request: I/O error, dev sda, sector 74487552
[200076.258050] usb 1-1: reset high-speed USB device number 2 using exynos-ehci
[200106.758251] usb 1-1: reset high-speed USB device number 2 using exynos-ehci
[200137.708305] usb 1-1: reset high-speed USB device number 2 using exynos-ehci
[200147.948492] usb 1-1: reset high-speed USB device number 2 using exynos-ehci
[200163.058382] usb 1-1: device descriptor read/64, error -110
[200178.273256] usb 1-1: device descriptor read/64, error -110                                                                                                                                                  
[200178.488601] usb 1-1: reset high-speed USB device number 2 using exynos-ehci                                                                                                                                 
[200193.598456] usb 1-1: device descriptor read/64, error -110
[200208.813510] usb 1-1: device descriptor read/64, error -110                                                                                                                                                  
[200209.028515] usb 1-1: reset high-speed USB device number 2 using exynos-ehci                                                                                                                                 
[200219.438564] usb 1-1: device not accepting address 2, error -110
[200219.548479] usb 1-1: reset high-speed USB device number 2 using exynos-ehci                                                                                                                                 
[200229.958589] usb 1-1: device not accepting address 2, error -110
[200229.959289] sd 0:0:0:0: Device offlined - not ready after error recovery                                                                                                                                    
[200229.959426] sd 0:0:0:0: [sda] UNKNOWN(0x2003) Result: hostbyte=0x05 driverbyte=0x00
[200229.959503] sd 0:0:0:0: [sda] CDB: opcode=0x2a 2a 00 04 d9 09 b0 00 00 f0 00
[200229.959571] blk_update_request: I/O error, dev sda, sector 81332656
[200229.959850] EXT4-fs warning (device dm-0): ext4_end_bio:332: I/O error -5 writing to inode 108136815 (offset 0 size 8388608 starting block 10165814)
[200229.959914] buffer_io_error: 20 callbacks suppressed
[200229.959966] Buffer I/O error on device dm-0, logical block 10165814
[200229.960059] Buffer I/O error on device dm-0, logical block 10165815
[200229.960133] Buffer I/O error on device dm-0, logical block 10165816
[200229.960204] Buffer I/O error on device dm-0, logical block 10165817
[200229.960274] Buffer I/O error on device dm-0, logical block 10165818
[200229.960342] Buffer I/O error on device dm-0, logical block 10165819
[200229.960414] Buffer I/O error on device dm-0, logical block 10165820
[200229.960483] Buffer I/O error on device dm-0, logical block 10165821
[200229.960551] Buffer I/O error on device dm-0, logical block 10165822
[200229.960617] Buffer I/O error on device dm-0, logical block 10165823
[200229.961312] sd 0:0:0:0: rejecting I/O to offline device
[200229.962401] usb 1-1: USB disconnect, device number 2                                                                                                                                                        
[200229.963679] sd 0:0:0:0: rejecting I/O to offline device
[200229.963961] EXT4-fs warning (device dm-0): ext4_end_bio:332: I/O error -5 writing to inode 108136815 (offset 0 size 8388608 starting block 10165874)                                                        
[200229.964751] sd 0:0:0:0: rejecting I/O to offline device
[200229.965012] EXT4-fs warning (device dm-0): ext4_end_bio:332: I/O error -5 writing to inode 108136815 (offset 0 size 8388608 starting block 10165904)                                                        
[200229.965764] sd 0:0:0:0: rejecting I/O to offline device
[200229.966021] EXT4-fs warning (device dm-0): ext4_end_bio:332: I/O error -5 writing to inode 108136815 (offset 0 size 8388608 starting block 10165934)                                                        
[200229.966772] sd 0:0:0:0: rejecting I/O to offline device
[200229.967029] EXT4-fs warning (device dm-0): ext4_end_bio:332: I/O error -5 writing to inode 108136815 (offset 0 size 8388608 starting block 10165964)                                                        
[200229.967776] sd 0:0:0:0: rejecting I/O to offline device
[200229.968018] EXT4-fs warning (device dm-0): ext4_end_bio:332: I/O error -5 writing to inode 108136815 (offset 0 size 8388608 starting block 10165994)                                                        
[200229.968774] sd 0:0:0:0: rejecting I/O to offline device
[200229.969020] EXT4-fs warning (device dm-0): ext4_end_bio:332: I/O error -5 writing to inode 108136815 (offset 0 size 8388608 starting block 10166024)                                                        
[200229.969763] sd 0:0:0:0: rejecting I/O to offline device
[200229.970010] EXT4-fs warning (device dm-0): ext4_end_bio:332: I/O error -5 writing to inode 108136815 (offset 0 size 8388608 starting block 10166054)                                                        
[200229.970760] sd 0:0:0:0: rejecting I/O to offline device
[200229.971007] EXT4-fs warning (device dm-0): ext4_end_bio:332: I/O error -5 writing to inode 108136815 (offset 0 size 8388608 starting block 10166084)                                                        
[200229.971748] sd 0:0:0:0: rejecting I/O to offline device
[200229.972669] sd 0:0:0:0: rejecting I/O to offline device                                                                                                                                                     
[200229.973539] sd 0:0:0:0: rejecting I/O to offline device                                                                                                                                                     
[200229.974456] sd 0:0:0:0: rejecting I/O to offline device                                                                                                                                                     
[200229.975377] sd 0:0:0:0: rejecting I/O to offline device                                                                                                                                                     
[200229.976316] sd 0:0:0:0: rejecting I/O to offline device                                                                                                                                                     
[200229.976740] sd 0:0:0:0: rejecting I/O to offline device                                                                                                                                                     
[200229.977696] sd 0:0:0:0: rejecting I/O to offline device                                                                                                                                                     
[200229.978639] sd 0:0:0:0: rejecting I/O to offline device                                                                                                                                                     
[200229.979592] sd 0:0:0:0: rejecting I/O to offline device                                                                                                                                                     
[200229.980250] sd 0:0:0:0: rejecting I/O to offline device                                                                                                                                                     
[200229.981196] sd 0:0:0:0: rejecting I/O to offline device                                                                                                                                                     
[200229.981309] Buffer I/O error on dev dm-0, logical block 9961478, lost async page write                                                                                                                      
[200229.981478] sd 0:0:0:0: rejecting I/O to offline device
[200229.981585] Buffer I/O error on dev dm-0, logical block 8912906, lost async page write                                                                                                                      
[200229.981746] sd 0:0:0:0: rejecting I/O to offline device
[200229.981852] Buffer I/O error on dev dm-0, logical block 1080, lost async page write                                                                                                                         
[200229.982011] sd 0:0:0:0: rejecting I/O to offline device
[200229.982118] Buffer I/O error on dev dm-0, logical block 104, lost async page write                                                                                                                          
[200229.982273] sd 0:0:0:0: rejecting I/O to offline device
[200229.982375] Buffer I/O error on dev dm-0, logical block 3, lost async page write                                                                                                                            
[200229.982529] sd 0:0:0:0: rejecting I/O to offline device
[200229.982631] Buffer I/O error on dev dm-0, logical block 0, lost async page write                                                                                                                            
[200229.982789] sd 0:0:0:0: rejecting I/O to offline device
[200229.983005] sd 0:0:0:0: rejecting I/O to offline device                                                                                                                                                     
[200229.983110] Buffer I/O error on dev dm-0, logical block 432537603, lost async page write                                                                                                                    
[200229.983270] sd 0:0:0:0: rejecting I/O to offline device
[200229.983376] Buffer I/O error on dev dm-0, logical block 432537607, lost async page write                                                                                                                    
[200229.983531] sd 0:0:0:0: rejecting I/O to offline device
[200229.983633] Buffer I/O error on dev dm-0, logical block 432537616, lost async page write                                                                                                                    
[200229.983789] sd 0:0:0:0: rejecting I/O to offline device
[200229.983941] Buffer I/O error on dev dm-0, logical block 432537737, lost async page write                                                                                                                    
[200229.984093] sd 0:0:0:0: rejecting I/O to offline device
[200229.984347] sd 0:0:0:0: rejecting I/O to offline device                                                                                                                                                     
[200229.984549] sd 0:0:0:0: rejecting I/O to offline device                                                                                                                                                     
[200229.984915] sd 0:0:0:0: rejecting I/O to offline device                                                                                                                                                     
[200229.985114] sd 0:0:0:0: rejecting I/O to offline device                                                                                                                                                     
[200229.986064] sd 0:0:0:0: rejecting I/O to offline device                                                                                                                                                     
[200229.987354] sd 0:0:0:0: rejecting I/O to offline device                                                                                                                                                     
[200230.158338] usb 1-1: new high-speed USB device number 3 using exynos-ehci                                                                                                                                   
[200233.938848] EXT4-fs error (device dm-0): ext4_find_entry:1451: inode #108267399: comm rsync: reading directory lblock 0
[200233.938864] EXT4-fs (dm-0): previous I/O error to superblock detected
[200233.939151] EXT4-fs error (device dm-0): ext4_find_entry:1451: inode #108267399: comm rsync: reading directory lblock 0
[200233.939161] EXT4-fs (dm-0): previous I/O error to superblock detected
[200233.939494] EXT4-fs error (device dm-0): ext4_find_entry:1451: inode #108134892: comm rsync: reading directory lblock 0
[200233.939503] EXT4-fs (dm-0): previous I/O error to superblock detected
[200233.939693] EXT4-fs error (device dm-0): ext4_find_entry:1451: inode #108134892: comm rsync: reading directory lblock 0
[200233.939702] EXT4-fs (dm-0): previous I/O error to superblock detected
[200233.939889] EXT4-fs error (device dm-0): ext4_find_entry:1451: inode #108134892: comm rsync: reading directory lblock 0
[200233.939898] EXT4-fs (dm-0): previous I/O error to superblock detected
[200233.940083] EXT4-fs error (device dm-0): ext4_find_entry:1451: inode #108134892: comm rsync: reading directory lblock 0
[200233.940093] EXT4-fs (dm-0): previous I/O error to superblock detected
[200233.940280] EXT4-fs error (device dm-0): ext4_find_entry:1451: inode #108134892: comm rsync: reading directory lblock 0
[200233.940289] EXT4-fs (dm-0): previous I/O error to superblock detected
[200233.940505] EXT4-fs error (device dm-0): ext4_read_inode_bitmap:184: comm rsync: Cannot read inode bitmap - block_group = 13280, inode_bitmap = 435159056
[200233.940513] EXT4-fs (dm-0): previous I/O error to superblock detected
[200233.940790] EXT4-fs error (device dm-0): ext4_wait_block_bitmap:493: comm rsync: Cannot read block bitmap - block_group = 13280, block_bitmap = 435159040
[200233.940799] EXT4-fs (dm-0): previous I/O error to superblock detected
[200233.940996] EXT4-fs error (device dm-0): ext4_wait_block_bitmap:493: comm rsync: Cannot read block bitmap - block_group = 13281, block_bitmap = 435159041
[200233.941005] EXT4-fs (dm-0): previous I/O error to superblock detected
[200236.520750] buffer_io_error: 70 callbacks suppressed
[200236.520767] Buffer I/O error on dev dm-0, logical block 243832751, lost sync page write
[200236.520923] Aborting journal on device dm-0-8.
[200236.521176] Buffer I/O error on dev dm-0, logical block 243826688, lost sync page write
[200236.521208] JBD2: Error -5 detected when updating journal superblock for dm-0-8.
[200240.680483] EXT4-fs warning: 33 callbacks suppressed
[200240.680504] EXT4-fs warning (device dm-0): ext4_dx_find_entry:1520: inode #108136085: lblock 5: comm rsync: error -5 reading directory block
[200240.680576] EXT4-fs: 52 callbacks suppressed
[200240.680589] EXT4-fs (dm-0): previous I/O error to superblock detected
[200240.680849] Buffer I/O error on dev dm-0, logical block 0, lost sync page write
[200240.680886] EXT4-fs error (device dm-0): ext4_journal_check_start:56: Detected aborted journal
[200240.680910] EXT4-fs (dm-0): Remounting filesystem read-only
[200240.680923] EXT4-fs (dm-0): previous I/O error to superblock detected
[200240.681132] Buffer I/O error on dev dm-0, logical block 0, lost sync page write
[200245.268593] usb 1-1: device descriptor read/64, error -110
[200260.483678] usb 1-1: device descriptor read/64, error -110                                                                                                                                                  
[200260.698569] usb 1-1: new high-speed USB device number 4 using exynos-ehci                                                                                                                                   
[200275.808683] usb 1-1: device descriptor read/64, error -110
[200291.023766] usb 1-1: device descriptor read/64, error -110                                                                                                                                                  
[200291.238657] usb 1-1: new high-speed USB device number 5 using exynos-ehci                                                                                                                                   
[200301.648764] usb 1-1: device not accepting address 5, error -110
[200301.758841] usb 1-1: new high-speed USB device number 6 using exynos-ehci                                                                                                                                   
[200312.168803] usb 1-1: device not accepting address 6, error -110
[200312.169159] usb usb1-port1: unable to enumerate USB device                                                                                                                                                  
[200312.518815] usb 2-1: new full-speed USB device number 2 using exynos-ohci
[200327.688823] usb 2-1: device descriptor read/64, error -110
[200342.963932] usb 2-1: device descriptor read/64, error -110                                                                                                                                                  
[200343.238871] usb 2-1: new full-speed USB device number 3 using exynos-ohci                                                                                                                                   
[200358.408917] usb 2-1: device descriptor read/64, error -110
[200373.683937] usb 2-1: device descriptor read/64, error -110                                                                                                                                                  
[200373.958876] usb 2-1: new full-speed USB device number 4 using exynos-ohci                                                                                                                                   
[200384.368928] usb 2-1: device not accepting address 4, error -110
[200384.538904] usb 2-1: new full-speed USB device number 5 using exynos-ohci                                                                                                                                   
[200394.948954] usb 2-1: device not accepting address 5, error -110
[200394.949286] usb usb2-port1: unable to enumerate USB device                                                                                                                                                  
[223388.031093] EXT4-fs warning (device dm-0): htree_dirblock_to_tree:959: inode #2: lblock 1: comm ls: error -5 reading directory block

[root@xu4-nixi:/backup]#