Experiencing access issue on MBLD from any device

I have pasted below the boot-time messages for MBLD

MyBookLiveDuo:~# dmesg
t module.
irq: irq 1 on host /interrupt-controller1 mapped to virtual irq 19
Probing AMCC DMA driver
irq: irq 0 on host /interrupt-controller0 mapped to virtual irq 20
PPC4xx PLB DMA engine IRQ 20
__ioremap(): phys addr 0x0 is RAM lr c04d50c4
PPC460ex PLB DMA engine @0x00_00000100 size 263
new_chan->chan_id 0x0
new_chan->chan->chan_id 0x0
irq: irq 28 on host /interrupt-controller2 mapped to virtual irq 28
irq: irq 26 on host /interrupt-controller1 mapped to virtual irq 26
irq: irq 12 on host /interrupt-controller0 mapped to virtual irq 21
apollo3g_gpio_init: GPIO 1 @ 0xe0000000; GPIO 2 @ 0xe1000000
Installing knfsd (copyright (C) 1996 okir@monad.swb.de).
Slow work thread pool: Starting up
Slow work thread pool: Ready
NTFS driver 2.1.29 [Flags: R/O].
JFFS2 version 2.2. (NAND) © 2001-2006 Red Hat, Inc.
fuse init (API version 7.13)
SGI XFS with security attributes, large block/inode numbers, no debug enabled
msgmni has been set to 492
Cryptodev Interface Loaded
User space CryptoAPI driver v0.1 loaded
async_tx: api initialized (async)
io scheduler noop registered
io scheduler anticipatory registered (default)
io scheduler deadline registered
io scheduler cfq registered
irq: irq 3 on host /interrupt-controller1 mapped to virtual irq 22
Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
serial8250.0: ttyS0 at MMIO 0x4ef600300 (irq = 19) is a 16550A
console [ttyS0] enabled
4ef600300.serial: ttyS0 at MMIO 0x4ef600300 (irq = 19) is a 16550
brd: module loaded
sata-dwc 4bffd1000.sata: Gettting DMA channel 0
sata-dwc 4bffd1000.sata: id 0, controller version 1.91
irq: irq 25 on host /interrupt-controller0 mapped to virtual irq 25
sata-dwc 4bffd1000.sata: DMA initialized
sata-dwc 4bffd1000.sata: DMA CFG = 0x00000001
dma_register_interrupt register irq (25)
irq: irq 26 on host /interrupt-controller0 mapped to virtual irq 23
ata4294967295: sata_dwc_port_start: setting burst size in DBTSR: 0x00100010
sata-dwc 4bffd1000.sata: **** GEN II speed rate negotiated
scsi0 : sata-dwc
ata1: SATA max UDMA/133 irq 23
sata-dwc 4bffd1800.sata: Gettting DMA channel 1
sata-dwc 4bffd1800.sata: id 0, controller version 1.91
sata-dwc 4bffd1800.sata: DMA initialized
sata-dwc 4bffd1800.sata: DMA CFG = 0x00000001
dma_register_interrupt register irq (25)
irq: irq 27 on host /interrupt-controller0 mapped to virtual irq 27
ata4294967295: sata_dwc_port_start: setting burst size in DBTSR: 0x00100010
sata-dwc 4bffd1800.sata: **** GEN II speed rate negotiated
scsi1 : sata-dwc
ata2: SATA max UDMA/133 irq 27
Found: SST 39LF040
4fff80000.nor_flash: Found 1 x8 devices at 0x0 in 8-bit bank
number of JEDEC chips: 1
cfi_cmdset_0002: Disabling erase-suspend-program due to code brokenness.
RedBoot partition parsing not available
Creating 2 MTD partitions on “4fff80000.nor_flash”:
0x000000000000-0x000000020000 : “3genv”
0x000000020000-0x000000080000 : “u-boot”
ndfc 4fff80000.ndfc: failed to get memory
ndfc: probe of 4fff80000.ndfc failed with error -5
e1000e: Intel(R) PRO/1000 Network Driver - 1.0.2-k2
e1000e: Copyright (c) 1999-2008 Intel Corporation.
PPC 4xx OCP EMAC driver, version 3.54
mal0: descriptor-memory = ocm
irq: irq 6 on host /interrupt-controller2 mapped to virtual irq 24
irq: irq 7 on host /interrupt-controller2 mapped to virtual irq 29
irq: irq 3 on host /interrupt-controller2 mapped to virtual irq 31
irq: irq 4 on host /interrupt-controller2 mapped to virtual irq 32
irq: irq 5 on host /interrupt-controller2 mapped to virtual irq 33
irq: irq 8 on host /interrupt-controller2 mapped to virtual irq 34
irq: irq 12 on host /interrupt-controller2 mapped to virtual irq 35
MAL: Enabled Interrupt Coal TxCnt: 1 RxCnt: 8
TxTimer: 0 RxTimer: 10000
MAL v2 /plb/mcmal, 1 TX channels, 1 RX channels
RGMII /plb/opb/emac-rgmii@ef601500 initialized with MDIO support
TAH /plb/opb/emac-tah@ef601350 initialized
irq: irq 16 on host /interrupt-controller2 mapped to virtual irq 36
irq: irq 20 on host /interrupt-controller2 mapped to virtual irq 37
/plb/opb/emac-rgmii@ef601500: input 0 in RGMII mode
bcm54610_init: before 0x2c8c, after 0x2c8c
bcm54610_init: before 0x01e1, 0x0200; after 0x0141, 0x0200
eth0: EMAC-0 /plb/opb/ethernet@ef600c00, MAC 00:90:a9:b6:9e:12
eth0: found BCM54610 Gigabit Ethernet PHY (0x01)
Intel(R) Gigabit Ethernet Network Driver - version 1.3.16-k2
Copyright (c) 2007-2009 Intel Corporation.
tun: Universal TUN/TAP device driver, 1.6
tun: (C) 1999-2004 Max Krasnyansky maxk@qualcomm.com
Fusion MPT base driver 3.04.12
Copyright (c) 1999-2008 LSI Corporation
Fusion MPT SAS Host driver 3.04.12
input: rst_button as /devices/virtual/input/input0
i2c /dev entries driver
irq: irq 2 on host /interrupt-controller0 mapped to virtual irq 38
ibm-iic 4ef600700.i2c: using standard (100 kHz) mode
md: linear personality registered for level -1
md: raid0 personality registered for level 0
md: raid1 personality registered for level 1
md: raid10 personality registered for level 10
md: raid6 personality registered for level 6
md: raid5 personality registered for level 5
md: raid4 personality registered for level 4
Registered led device: a3g_led
irq: irq 20 on host /interrupt-controller0 mapped to virtual irq 39
AMCC 4xx PKA v0.1 @0x04_00114000 size 16384 IRQ 39
Initializing PKA…
PKA Driver Successfully Initialized
Reading pvr value = 12c41c82
irq: irq 29 on host /interrupt-controller0 mapped to virtual irq 40
Interrupt status = 0x00042020
dev status = 0x03087722
Interrupt status = 0x00042020
dev status = 0x03087722
Interrupt status = 0x00042020
dev status = 0x03087722
Interrupt status = 0x00042020
dev status = 0x03087722
Interrupt status = 0x00042020
dev status = 0x03087722
Interrupt status = 0x00042020
dev status = 0x03087722
Interrupt status = 0x00042020
dev status = 0x03087722
Interrupt status = 0x00042020
dev status = 0x03087722
Interrupt status = 0x00042020
dev status = 0x03087722
Interrupt status = 0x00042020
dev status = 0x03087722
Interrupt status = 0x00042020
dev status = 0x03087722
Interrupt status = 0x00042020
dev status = 0x03087722
Interrupt status = 0x00042020
dev status = 0x03087722
Interrupt status = 0x00042020
dev status = 0x03087722
Interrupt status = 0x00042020
dev status = 0x03087722
Interrupt status = 0x00042020
dev status = 0x03087722
Interrupt status = 0x00042020
dev status = 0x03087722
Interrupt status = 0x00042020
dev status = 0x03087722
Interrupt status = 0x00042020
dev status = 0x03087722
Interrupt status = 0x00042020
dev status = 0x03087722
Interrupt status = 0x00042020
dev status = 0x03087722
Interrupt status = 0x00042020
dev status = 0x03087722
Interrupt status = 0x00042020
dev status = 0x03087722
Interrupt status = 0x00042020
dev status = 0x03087722
Interrupt status = 0x00042020
dev status = 0x03087722
Interrupt status = 0x00042020
dev status = 0x03087722
Interrupt status = 0x00042020
dev status = 0x03087722
Interrupt status = 0x00042020
dev status = 0x03087722
Interrupt status = 0x00042020
dev status = 0x03087722
ata2: SATA link up 3.0 Gbps (SStatus 123 SControl F0300)
Interrupt status = 0x00042020
dev status = 0x03087722
Interrupt status = 0x00042020
dev status = 0x03087722
apm82181-adma: Probing AMCC APM82181 ADMA engines…
irq: irq 13 on host /interrupt-controller0 mapped to virtual irq 41
AMCC(R) APM82181 ADMA Engine found [1]: ( capabilities: memcpy )
--------------- dma_async_device_register: 683-------------------------
ata2.00: ATA-8: WDC WD30EZRS-00J99B0, 80.00A80, max UDMA/133
ata2.00: 5860533168 sectors, multi 0: LBA48 NCQ (depth 1/32)
apm82181 adma1: allocated 512 descriptor slots
irq: irq 14 on host /interrupt-controller0 mapped to virtual irq 42
AMCC(R) APM82181 ADMA Engine found [2]: ( capabilities: memcpy )
--------------- dma_async_device_register: 683-------------------------
apm82181 adma2: allocated 512 descriptor slots
irq: irq 15 on host /interrupt-controller0 mapped to virtual irq 43
AMCC(R) APM82181 ADMA Engine found [3]: ( capabilities: memcpy )
--------------- dma_async_device_register: 683-------------------------
apm82181 adma3: allocated 512 descriptor slots
ata2.00: configured for UDMA/133
oprofile: using timer interrupt.
Macsec proc interface Initiliazed
Registered Macsec Interface
IPv4 over IPv4 tunneling driver
GRE over IPv4 tunneling driver
ip_tables: (C) 2000-2006 Netfilter Core Team
TCP cubic registered
NET: Registered protocol family 10
IPv6 over IPv4 tunneling driver
NET: Registered protocol family 17
Bridge firewalling registered
802.1Q VLAN Support v1.8 Ben Greear greearb@candelatech.com
All bugs added by David S. Miller davem@redhat.com
drivers/rtc/hctosys.c: unable to open rtc device (rtc0)
ata1: SATA link up 3.0 Gbps (SStatus 123 SControl F0300)
ata1.00: ATA-8: WDC WD30EZRS-00J99B0, 80.00A80, max UDMA/133
ata1.00: 5860533168 sectors, multi 0: LBA48 NCQ (depth 1/32)
ata1.00: configured for UDMA/133
blk_queue_max_hw_segments: set to minimum 1
scsi 0:0:0:0: Direct-Access ATA WDC WD30EZRS-00J 80.0 PQ: 0 ANSI: 5
sd 0:0:0:0: [sda] 5860533168 512-byte logical blocks: (3.00 TB/2.72 TiB)
sd 0:0:0:0: [sda] 4096-byte physical blocks
sd 0:0:0:0: Attached scsi generic sg0 type 0
blk_queue_max_hw_segments: set to minimum 1
scsi 1:0:0:0: Direct-Access ATA WDC WD30EZRS-00J 80.0 PQ: 0 ANSI: 5
sd 0:0:0:0: [sda] Write Protect is off
sd 0:0:0:0: [sda] Mode Sense: 00 3a 00 00
sd 0:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn’t support DPO or FUA
sd 1:0:0:0: [sdb] 5860533168 512-byte logical blocks: (3.00 TB/2.72 TiB)
sd 1:0:0:0: [sdb] 4096-byte physical blocks
sd 1:0:0:0: Attached scsi generic sg1 type 0
sda:
sd 1:0:0:0: [sdb] Write Protect is off
sd 1:0:0:0: [sdb] Mode Sense: 00 3a 00 00
sd 1:0:0:0: [sdb] Write cache: enabled, read cache: enabled, doesn’t support DPO or FUA
sdb: sda1 sda2 sda3 sda4
sd 0:0:0:0: [sda] Attached SCSI disk
sdb1 sdb2 sdb3 sdb4
sd 1:0:0:0: [sdb] Attached SCSI disk
md: Waiting for all devices to be available before autodetect
md: If you don’t use raid, use raid=noautodetect
md: Autodetecting RAID arrays.
md: invalid raid superblock magic on sda3
md: sda3 does not have a valid v0.90 superblock, not importing!
md: invalid raid superblock magic on sda4
md: sda4 does not have a valid v0.90 superblock, not importing!
md: invalid raid superblock magic on sdb3
md: sdb3 does not have a valid v0.90 superblock, not importing!
md: invalid raid superblock magic on sdb4
md: sdb4 does not have a valid v0.90 superblock, not importing!
md: Scanned 8 and added 4 devices.
md: autorun …
md: considering sdb2 …
md: adding sdb2 …
md: adding sdb1 …
md: adding sda2 …
md: adding sda1 …
md: created md1
md: bind
md: bind
md: bind
md: bind
md: running:
md1: WARNING: sdb2 appears to be on the same physical disk as sdb1.
md1: WARNING: sda2 appears to be on the same physical disk as sda1.
True protection against single-disk failure might be compromised.
raid1: md1 is not clean – starting background reconstruction
raid1: raid set md1 active with 4 out of 4 mirrors
md1: detected capacity change from 0 to 2047803392
md: … autorun DONE.
md1:
md: resync of RAID array md1
md: minimum _guaranteed_ speed: 1000 KB/sec/disk.
md: using maximum available idle IO bandwidth (but not more than 200000 KB/sec) for resync.
md: using 2048k window, over a total of 1999808 blocks.
unknown partition table
kjournald starting. Commit interval 5 seconds
EXT3-fs warning: maximal mount count reached, running e2fsck is recommended
EXT3 FS on md1, internal journal
ext3_orphan_cleanup: deleting unreferenced inode 50140
EXT3-fs: md1: 1 orphan inode deleted
EXT3-fs: recovery complete.
EXT3-fs: mounted filesystem with ordered data mode.
VFS: Mounted root (ext3 filesystem) on device 9:1.
Freeing unused kernel memory: 448k init
sata-dwc 4bffd1000.sata: RX DMA PENDINGING
sata-dwc 4bffd1000.sata: dma_dwc_xfer_setup: dma channel unavailable
ata1.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 frozen
ata1.00: failed command: READ DMA
ata1.00: cmd c8/00:80:00:c0:0f/00:00:00:00:00/e0 tag 0 dma 65536 in
res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)
ata1.00: status: { DRDY }
ata1: hard resetting link
ata1: SATA link up 3.0 Gbps (SStatus 123 SControl F0300)
ata1.00: configured for UDMA/133
ata1.00: device reported invalid CHS sector 0
ata1: EH complete
sata-dwc 4bffd1000.sata: sata_dwc_isr intr with no active qc qc=(null)
Disable EMAC EMI Fix
eth0: link is up, 1000 FDX, pause enabled
eth0: no IPv6 routers present
sata-dwc 4bffd1000.sata: RX DMA PENDINGING
sata-dwc 4bffd1000.sata: dma_dwc_xfer_setup: dma channel unavailable
sata-dwc 4bffd1000.sata: error interrupt err_reg=0x00000001
sata-dwc 4bffd1000.sata: dma_dwc_terminate_dma terminate DMA on channel=0 enable d=0
ata1: Detect errors: ERRE
sata-dwc 4bffd1000.sata: Detect Internal host adapter error
sata-dwc 4bffd1000.sata: dma_dwc_terminate_dma terminate DMA on channel=0 enable d=0
ata1: Freeze port with 1 QCs aborted
ata1.00: exception Emask 0x20 SAct 0x0 SErr 0x0 action 0x6 frozen
ata1.00: irq_stat 0x040000c8
ata1.00: failed command: WRITE DMA
ata1.00: cmd ca/00:80:00:ee:51/00:00:00:00:00/e0 tag 0 dma 65536 out
res d1/40:80:00:ee:51/00:00:00:00:00/e0 Emask 0x22 (host bus error)
ata1.00: status: { Busy }
ata1.00: error: { UNC }
ata1: hard resetting link
ata1: SATA link up 3.0 Gbps (SStatus 123 SControl F0300)
ata1.00: configured for UDMA/133
ata1: EH complete
sata-dwc 4bffd1000.sata: RX DMA PENDINGING
sata-dwc 4bffd1000.sata: dma_dwc_xfer_setup: dma channel unavailable
sata-dwc 4bffd1000.sata: error interrupt err_reg=0x00000001
sata-dwc 4bffd1000.sata: dma_dwc_terminate_dma terminate DMA on channel=0 enable d=0
ata1: Detect errors: ERRE
sata-dwc 4bffd1000.sata: Detect Internal host adapter error
sata-dwc 4bffd1000.sata: dma_dwc_terminate_dma terminate DMA on channel=0 enable d=0
ata1: Freeze port with 1 QCs aborted
ata1.00: exception Emask 0x20 SAct 0x0 SErr 0x0 action 0x6 frozen
ata1.00: irq_stat 0x040000c8
ata1.00: failed command: WRITE DMA
ata1.00: cmd ca/00:80:80:ff:15/00:00:00:00:00/e0 tag 0 dma 65536 out
res d1/40:80:80:ff:15/00:00:00:00:00/e0 Emask 0x22 (host bus error)
ata1.00: status: { Busy }
ata1.00: error: { UNC }
ata1: hard resetting link
ata1: SATA link up 3.0 Gbps (SStatus 123 SControl F0300)
ata1.00: configured for UDMA/133
ata1: EH complete
md: md3 stopped.
md: bind
md: bind
md3: detected capacity change from 0 to 5991936540672
md3: unknown partition table
EXT4-fs (md3): warning: maximal mount count reached, running e2fsck is recommend ed
EXT4-fs (md3): recovery complete
EXT4-fs (md3): mounted filesystem with ordered data mode
JBD: barrier-based sync failed on md3-8 - disabling barriers
ufsd: bad vermagic: kernel tainted.
Disabling lock debugging due to kernel taint
ufsd: module license ‘unspecified’ taints kernel.
ufsd: driver 8.5 (NTFS4LINUX_U85_014_S[2011-09-15-11:41:06]) LBD=ON with delayal loc with ioctl loaded at d2720000
NTFS read/write support included
Big endian platform
Hfs+/HfsX read/write support included
Built_for__WD_APM_82181_2011-08-09_sec

svc: failed to register lockdv1 RPC service (errno 97).
md: md0 stopped.
md: cannot remove active disk sda1 from md1 …
md: cannot remove active disk sda2 from md1 …
md: cannot remove active disk sdb1 from md1 …
md: cannot remove active disk sdb2 from md1 …