diff mbox

[BUG/REGRESSION] Kernel 4.5-rc1 on Acube Sam460ex AMCC 460ex Power PC motherboards

Message ID CAPcyv4j-b0yANLfXstehDHFNdOdRNjjASremTN9yNmj9rTs2Og@mail.gmail.com (mailing list archive)
State New, archived
Headers show

Commit Message

Dan Williams Jan. 25, 2016, 7:20 p.m. UTC
On Mon, Jan 25, 2016 at 4:46 AM, Julian Margetson <runaway@candw.ms> wrote:
> Oops starting Xorg with kernel 4.5-rc1 on Acube Sam460ex amcc460ex powerpc
> motherboard.
>
> ======================================================================================================================
> 01c8f1c44b83a0825b573e7c723b033cece37b86 is the first bad commit
> commit 01c8f1c44b83a0825b573e7c723b033cece37b86
> Author: Dan Williams <dan.j.williams@intel.com>
> Date:   Fri Jan 15 16:56:40 2016 -0800
>
>     mm, dax, gpu: convert vm_insert_mixed to pfn_t
>
>     Convert the raw unsigned long 'pfn' argument to pfn_t for the purpose of
>     evaluating the PFN_MAP and PFN_DEV flags.  When both are set it triggers
>     _PAGE_DEVMAP to be set in the resulting pte.
>
>     There are no functional changes to the gpu drivers as a result of this
>     conversion.
>
>     Signed-off-by: Dan Williams <dan.j.williams@intel.com>
>     Cc: Dave Hansen <dave@sr71.net>
>     Cc: David Airlie <airlied@linux.ie>
>     Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
>     Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
>
> :040000 040000 dc71b6dc188dea4b6ce95f5fd1e4e73cc3663cbe
> 8a745459a14cd2a6f4e1c71fda3e54333d023f43 M arch
> :040000 040000 9e8103b65698f677e17becdac53914ca029a6197
> f656e15bffef4ea8c848176a79eb50a071ec323e M drivers
> :040000 040000 3ffc222d7e0f1067772798d08777aeb54136026e
> e2b423f85aaaf0cb25d48d1e15771fc5bddf7981 M fs
> :040000 040000 392d2dea8185ba8f0d1c101782831ceed9aa9812
> 9e3001b04052daa1b3204b6f2a6e26138a4ed7dd M include
> :040000 040000 f81d8cfe3052b7259b75a58656a65efdaad40284
> 969d0ff262020f27a695172ce89ae5f6088e8d44 M mm
>

Hmm, this commit could only cause a behavior change if it modifies the
value of the pfn as seen by insert_pfn().  Can you try the attached
debug patch to see if that assumption is being violated?

Comments

Julian Margetson Jan. 25, 2016, 8:35 p.m. UTC | #1
On 1/25/2016 3:20 PM, Dan Williams wrote:
> On Mon, Jan 25, 2016 at 4:46 AM, Julian Margetson <runaway@candw.ms> wrote:
>> Oops starting Xorg with kernel 4.5-rc1 on Acube Sam460ex amcc460ex powerpc
>> motherboard.
>>
>> ======================================================================================================================
>> 01c8f1c44b83a0825b573e7c723b033cece37b86 is the first bad commit
>> commit 01c8f1c44b83a0825b573e7c723b033cece37b86
>> Author: Dan Williams <dan.j.williams@intel.com>
>> Date:   Fri Jan 15 16:56:40 2016 -0800
>>
>>      mm, dax, gpu: convert vm_insert_mixed to pfn_t
>>
>>      Convert the raw unsigned long 'pfn' argument to pfn_t for the purpose of
>>      evaluating the PFN_MAP and PFN_DEV flags.  When both are set it triggers
>>      _PAGE_DEVMAP to be set in the resulting pte.
>>
>>      There are no functional changes to the gpu drivers as a result of this
>>      conversion.
>>
>>      Signed-off-by: Dan Williams <dan.j.williams@intel.com>
>>      Cc: Dave Hansen <dave@sr71.net>
>>      Cc: David Airlie <airlied@linux.ie>
>>      Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
>>      Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
>>
>> :040000 040000 dc71b6dc188dea4b6ce95f5fd1e4e73cc3663cbe
>> 8a745459a14cd2a6f4e1c71fda3e54333d023f43 M arch
>> :040000 040000 9e8103b65698f677e17becdac53914ca029a6197
>> f656e15bffef4ea8c848176a79eb50a071ec323e M drivers
>> :040000 040000 3ffc222d7e0f1067772798d08777aeb54136026e
>> e2b423f85aaaf0cb25d48d1e15771fc5bddf7981 M fs
>> :040000 040000 392d2dea8185ba8f0d1c101782831ceed9aa9812
>> 9e3001b04052daa1b3204b6f2a6e26138a4ed7dd M include
>> :040000 040000 f81d8cfe3052b7259b75a58656a65efdaad40284
>> 969d0ff262020f27a695172ce89ae5f6088e8d44 M mm
>>
> Hmm, this commit could only cause a behavior change if it modifies the
> value of the pfn as seen by insert_pfn().  Can you try the attached
> debug patch to see if that assumption is being violated?

Had to manually delete the lines in the second part of the patch.

=====================================================================================================
U-Boot 2015.a (May 16 2015 - 14:20:11)

CPU:   AMCC PowerPC 460EX Rev. B at 1155 MHz (PLB=231 OPB=115 EBC=115)
        No Security/Kasumi support
        Bootstrap Option H - Boot ROM Location I2C (Addr 0x52)
        Internal PCI arbiter enabled
        32 kB I-Cache 32 kB D-Cache
Board: Sam460ex/cr, PCIe 4x + SATA-2
I2C:   ready
DRAM:  2 GiB (ECC not enabled, 462 MHz, CL4)
PCI:   Bus Dev VenId DevId Class Int
         00  04  1095  3512  0104  00
         00  06  126f  0501  0380  00
PCIE1: successfully set as root-complex
         02  00  1002  683f  0300  ff
Net:   ppc_4xx_eth0
FPGA:  Revision 03 (2010-10-07)
SM502: found
PERMD2:not found
VGA:   1
VESA:  OK
[    0.000000] Using Canyonlands machine description
[    0.000000] Linux version 4.5.0-rc1-Sam460ex (root@julian-VirtualBox) (gcc version 4.8.2 (Ubuntu 4.8.2-16ubuntu3) ) #1 PREEMPT Mon Jan 25 16:03:17 AST 2016
[    0.000000] Zone ranges:
[    0.000000]   DMA      [mem 0x0000000000000000-0x000000002fffffff]
[    0.000000]   Normal   empty
[    0.000000]   HighMem  [mem 0x0000000030000000-0x000000007fffffff]
[    0.000000] Movable zone start for each node
[    0.000000] Early memory node ranges
[    0.000000]   node   0: [mem 0x0000000000000000-0x000000007fffffff]
[    0.000000] Initmem setup node 0 [mem 0x0000000000000000-0x000000007fffffff]
[    0.000000] MMU: Allocated 1088 bytes of context maps for 255 contexts
[    0.000000] Built 1 zonelists in Zone order, mobility grouping on.  Total pages: 522752
[    0.000000] Kernel command line: root=/dev/sdb8 console=ttyS0,115200 console=tty0
[    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] Sorting __ex_table...
[    0.000000] Memory: 2002928K/2097152K available (6792K kernel code, 288K rwdata, 3228K rodata, 236K init, 345K bss, 94224K reserved, 0K cma-reserved, 1310720K highmem)
[    0.000000] Kernel virtual memory layout:
[    0.000000]   * 0xfffcf000..0xfffff000  : fixmap
[    0.000000]   * 0xffc00000..0xffe00000  : highmem PTEs
[    0.000000]   * 0xffa00000..0xffc00000  : consistent mem
[    0.000000]   * 0xffa00000..0xffa00000  : early ioremap
[    0.000000]   * 0xf1000000..0xffa00000  : vmalloc & ioremap
[    0.000000] SLUB: HWalign=32, Order=0-3, MinObjects=0, CPUs=1, Nodes=1
[    0.000000] Preemptible hierarchical RCU implementation.
[    0.000000] Build-time adjustment of leaf fanout to 32.
[    0.000000] NR_IRQS:512 nr_irqs:512 16
[    0.000000] UIC0 (32 IRQ sources) at DCR 0xc0
[    0.000000] UIC1 (32 IRQ sources) at DCR 0xd0
[    0.000000] UIC2 (32 IRQ sources) at DCR 0xe0
[    0.000000] UIC3 (32 IRQ sources) at DCR 0xf0
[    0.000014] clocksource: timebase: mask: 0xffffffffffffffff max_cycles: 0x10a60dda894, max_idle_ns: 440795207041 ns
[    0.000026] clocksource: timebase mult[dda520] shift[24] registered
[    0.000153] Console: colour dummy device 80x25
[    0.000701] console [tty0] enabled
[    0.000736] pid_max: default: 32768 minimum: 301
[    0.000857] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes)
[    0.000887] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes)
[    0.003319] devtmpfs: initialized
[    0.005924] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns
[    0.006415] xor: measuring software checksum speed
[    0.016352]    8regs     :   856.000 MB/sec
[    0.026364]    8regs_prefetch:   800.000 MB/sec
[    0.036395]    32regs    :  1116.000 MB/sec
[    0.046431]    32regs_prefetch:   968.000 MB/sec
[    0.046452] xor: using function: 32regs (1116.000 MB/sec)
[    0.046500] prandom: seed boundary self test passed
[    0.048968] prandom: 100 self tests passed
[    0.049578] NET: Registered protocol family 16
[    0.052553] cpuidle: using governor ladder
[    0.055588] cpuidle: using governor menu
[    0.056010] 256k L2-cache enabled
[    0.056114] PCIE0: Port disabled via device-tree
[    0.056174] PCIE1: Checking link...
[    0.056191] PCIE1: Device detected, waiting for link...
[    0.056210] PCIE1: link is up !
[    0.158442] PCI host bridge /plb/pciex@d20000000 (primary) ranges:
[    0.158492]  MEM 0x0000000e80000000..0x0000000effffffff -> 0x0000000080000000
[    0.158528]  MEM 0x0000000f00100000..0x0000000f001fffff -> 0x0000000000000000
[    0.158560]   IO 0x0000000f80010000..0x0000000f8001ffff -> 0x0000000000000000
[    0.158597] 4xx PCI DMA offset set to 0x00000000
[    0.158615] 4xx PCI DMA window base to 0x0000000000000000
[    0.158634] DMA window size 0x0000000080000000
[    0.158669] PCIE1: successfully set as root-complex
[    0.158763] PCI host bridge /plb/pci@c0ec00000 (primary) ranges:
[    0.158792]  MEM 0x0000000d80000000..0x0000000dffffffff -> 0x0000000080000000
[    0.158827]  MEM 0x0000000c0ee00000..0x0000000c0eefffff -> 0x0000000000000000
[    0.158859]   IO 0x0000000c08000000..0x0000000c0800ffff -> 0x0000000000000000
[    0.158888] 4xx PCI DMA offset set to 0x00000000
[    0.158906] 4xx PCI DMA window base to 0x0000000000000000
[    0.158924] DMA window size 0x0000000080000000
[    0.167634] PCI: Probing PCI hardware
[    0.167833] PCI host bridge to bus 0000:80
[    0.167868] pci_bus 0000:80: root bus resource [io  0xfffe0000-0xfffeffff] (bus address [0x0000-0xffff])
[    0.167906] pci_bus 0000:80: root bus resource [mem 0xe80000000-0xeffffffff] (bus address [0x80000000-0xffffffff])
[    0.167943] pci_bus 0000:80: root bus resource [mem 0xf00100000-0xf001fffff] (bus address [0x00000000-0x000fffff])
[    0.167982] pci_bus 0000:80: root bus resource [bus 80-ff]
[    0.168148] PCI: Hiding 4xx host bridge resources 0000:80:00.0
[    0.169020] pci 0000:80:00.0: PCI bridge to [bus 81-bf]
[    0.169276] PCI host bridge to bus 0001:00
[    0.169304] pci_bus 0001:00: root bus resource [io  0x0000-0xffff]
[    0.169330] pci_bus 0001:00: root bus resource [mem 0xd80000000-0xdffffffff] (bus address [0x80000000-0xffffffff])
[    0.169367] pci_bus 0001:00: root bus resource [mem 0xc0ee00000-0xc0eefffff] (bus address [0x00000000-0x000fffff])
[    0.169403] pci_bus 0001:00: root bus resource [bus 00-ff]
[    0.170007] pci 0000:80:00.0: BAR 9: assigned [mem 0xe80000000-0xe8fffffff 64bit pref]
[    0.170050] pci 0000:80:00.0: BAR 8: assigned [mem 0xe90000000-0xe900fffff]
[    0.170093] pci 0000:80:00.0: BAR 7: assigned [io  0xfffe1000-0xfffe1fff]
[    0.170128] pci 0000:81:00.0: BAR 0: assigned [mem 0xe80000000-0xe8fffffff 64bit pref]
[    0.170172] pci 0000:81:00.0: BAR 2: assigned [mem 0xe90000000-0xe9003ffff 64bit]
[    0.170211] pci 0000:81:00.0: BAR 6: assigned [mem 0xe90040000-0xe9005ffff pref]
[    0.170245] pci 0000:81:00.1: BAR 0: assigned [mem 0xe90060000-0xe90063fff 64bit]
[    0.170283] pci 0000:81:00.0: BAR 4: assigned [io  0xfffe1000-0xfffe10ff]
[    0.170311] pci 0000:80:00.0: PCI bridge to [bus 81-bf]
[    0.170335] pci 0000:80:00.0:   bridge window [io  0xfffe1000-0xfffe1fff]
[    0.170361] pci 0000:80:00.0:   bridge window [mem 0xe90000000-0xe900fffff]
[    0.170387] pci 0000:80:00.0:   bridge window [mem 0xe80000000-0xe8fffffff 64bit pref]
[    0.170486] pci 0001:00:06.0: BAR 0: assigned [mem 0xd80000000-0xd83ffffff]
[    0.170514] pci 0001:00:06.0: BAR 1: assigned [mem 0xd84000000-0xd841fffff]
[    0.170542] pci 0001:00:04.0: BAR 6: assigned [mem 0xd84200000-0xd8427ffff pref]
[    0.170574] pci 0001:00:04.0: BAR 5: assigned [mem 0xd84280000-0xd842801ff]
[    0.170601] pci 0001:00:04.0: BAR 4: assigned [io  0x1000-0x100f]
[    0.170626] pci 0001:00:04.0: BAR 0: assigned [io  0x1010-0x1017]
[    0.170652] pci 0001:00:04.0: BAR 2: assigned [io  0x1018-0x101f]
[    0.170677] pci 0001:00:04.0: BAR 1: assigned [io  0x1020-0x1023]
[    0.170703] pci 0001:00:04.0: BAR 3: assigned [io  0x1024-0x1027]
[    0.198367] raid6: int32x1  gen()   304 MB/s
[    0.215530] raid6: int32x1  xor()   173 MB/s
[    0.232551] raid6: int32x2  gen()   433 MB/s
[    0.249639] raid6: int32x2  xor()   246 MB/s
[    0.266698] raid6: int32x4  gen()   476 MB/s
[    0.283727] raid6: int32x4  xor()   273 MB/s
[    0.300818] raid6: int32x8  gen()   234 MB/s
[    0.317987] raid6: int32x8  xor()   218 MB/s
[    0.318011] raid6: using algorithm int32x4 gen() 476 MB/s
[    0.318030] raid6: .... xor() 273 MB/s, rmw enabled
[    0.318049] raid6: using intx1 recovery algorithm
[    0.318354] vgaarb: device added: PCI:0000:81:00.0,decodes=io+mem,owns=none,locks=none
[    0.318396] vgaarb: loaded
[    0.318412] vgaarb: bridge control possible 0000:81:00.0
[    0.318692] SCSI subsystem initialized
[    0.319112] usbcore: registered new interface driver usbfs
[    0.319184] usbcore: registered new interface driver hub
[    0.319254] usbcore: registered new device driver usb
[    0.319376] pps_core: LinuxPPS API ver. 1 registered
[    0.319396] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>
[    0.319442] PTP clock support registered
[    0.319603] EDAC MC: Ver: 3.0.0
[    0.320015] Advanced Linux Sound Architecture Driver Initialized.
[    0.339804] DMA-API: preallocated 65536 debug entries
[    0.339849] DMA-API: debugging enabled by kernel config
[    0.339901] clocksource: Switched to clocksource timebase
[    0.346495] NET: Registered protocol family 2
[    0.347119] TCP established hash table entries: 8192 (order: 3, 32768 bytes)
[    0.347254] TCP bind hash table entries: 8192 (order: 5, 163840 bytes)
[    0.347578] TCP: Hash tables configured (established 8192 bind 8192)
[    0.347705] UDP hash table entries: 512 (order: 2, 24576 bytes)
[    0.347787] UDP-Lite hash table entries: 512 (order: 2, 24576 bytes)
[    0.348145] NET: Registered protocol family 1
[    0.348494] RPC: Registered named UNIX socket transport module.
[    0.348527] RPC: Registered udp transport module.
[    0.348545] RPC: Registered tcp transport module.
[    0.348562] RPC: Registered tcp NFSv4.1 backchannel transport module.
[    0.349271] Could not remap bcsr
[    0.352416] genirq: Setting trigger mode 3 for irq 45 failed (uic_set_irq_type+0x0/0x160)
[    0.355322] futex hash table entries: 256 (order: 0, 7168 bytes)
[    0.365603] ntfs: driver 2.1.32 [Flags: R/W].
[    0.366065] fuse init (API version 7.24)
[    0.370192] async_tx: api initialized (async)
[    0.370292] bounce: pool size: 64 pages
[    0.370371] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 251)
[    0.370408] io scheduler noop registered
[    0.370444] io scheduler cfq registered (default)
[    0.372509] crc32: CRC_LE_BITS = 64, CRC_BE BITS = 64
[    0.372539] crc32: self tests passed, processed 225944 bytes in 892267 nsec
[    0.373526] crc32c: CRC_LE_BITS = 64
[    0.373547] crc32c: self tests passed, processed 225944 bytes in 446410 nsec
[    0.441126] crc32_combine: 8373 self tests passed
[    0.508495] crc32c_combine: 8373 self tests passed
[    0.508555] glob: 64 self-tests passed, 0 failed
[    0.546490] Serial: 8250/16550 driver, 2 ports, IRQ sharing disabled
[    0.547353] console [ttyS0] disabled
[    0.567522] serial8250.0: ttyS0 at MMIO 0x4ef600300 (irq = 22, base_baud = 691200) is a U6_16550A
[    1.498925] console [ttyS0] enabled
[    1.523118] serial8250.0: ttyS1 at MMIO 0x4ef600400 (irq = 23, base_baud = 691200) is a U6_16550A
[    1.533064] console [ttyS0] disabled
[    0.000000] Using Canyonlands machine description
[    0.000000] Linux version 4.5.0-rc1-Sam460ex (root@julian-VirtualBox) (gcc version 4.8.2 (Ubuntu 4.8.2-16ubuntu3) ) #1 PREEMPT Mon Jan 25 16:03:17 AST 2016
[    0.000000] Zone ranges:
[    0.000000]   DMA      [mem 0x0000000000000000-0x000000002fffffff]
[    0.000000]   Normal   empty
[    0.000000]   HighMem  [mem 0x0000000030000000-0x000000007fffffff]
[    0.000000] Movable zone start for each node
[    0.000000] Early memory node ranges
[    0.000000]   node   0: [mem 0x0000000000000000-0x000000007fffffff]
[    0.000000] Initmem setup node 0 [mem 0x0000000000000000-0x000000007fffffff]
[    0.000000] MMU: Allocated 1088 bytes of context maps for 255 contexts
[    0.000000] Built 1 zonelists in Zone order, mobility grouping on.  Total pages: 522752
[    0.000000] Kernel command line: root=/dev/sdb8 console=ttyS0,115200 console=tty0
[    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] Sorting __ex_table...
[    0.000000] Memory: 2002928K/2097152K available (6792K kernel code, 288K rwdata, 3228K rodata, 236K init, 345K bss, 94224K reserved, 0K cma-reserved, 1310720K highmem)
[    0.000000] Kernel virtual memory layout:
[    0.000000]   * 0xfffcf000..0xfffff000  : fixmap
[    0.000000]   * 0xffc00000..0xffe00000  : highmem PTEs
[    0.000000]   * 0xffa00000..0xffc00000  : consistent mem
[    0.000000]   * 0xffa00000..0xffa00000  : early ioremap
[    0.000000]   * 0xf1000000..0xffa00000  : vmalloc & ioremap
[    0.000000] SLUB: HWalign=32, Order=0-3, MinObjects=0, CPUs=1, Nodes=1
[    0.000000] Preemptible hierarchical RCU implementation.
[    0.000000] Build-time adjustment of leaf fanout to 32.
[    0.000000] NR_IRQS:512 nr_irqs:512 16
[    0.000000] UIC0 (32 IRQ sources) at DCR 0xc0
[    0.000000] UIC1 (32 IRQ sources) at DCR 0xd0
[    0.000000] UIC2 (32 IRQ sources) at DCR 0xe0
[    0.000000] UIC3 (32 IRQ sources) at DCR 0xf0
[    0.000014] clocksource: timebase: mask: 0xffffffffffffffff max_cycles: 0x10a60dda894, max_idle_ns: 440795207041 ns
[    0.000026] clocksource: timebase mult[dda520] shift[24] registered
[    0.000153] Console: colour dummy device 80x25
[    0.000701] console [tty0] enabled
[    0.000736] pid_max: default: 32768 minimum: 301
[    0.000857] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes)
[    0.000887] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes)
[    0.003319] devtmpfs: initialized
[    0.005924] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns
[    0.006415] xor: measuring software checksum speed
[    0.016352]    8regs     :   856.000 MB/sec
[    0.026364]    8regs_prefetch:   800.000 MB/sec
[    0.036395]    32regs    :  1116.000 MB/sec
[    0.046431]    32regs_prefetch:   968.000 MB/sec
[    0.046452] xor: using function: 32regs (1116.000 MB/sec)
[    0.046500] prandom: seed boundary self test passed
[    0.048968] prandom: 100 self tests passed
[    0.049578] NET: Registered protocol family 16
[    0.052553] cpuidle: using governor ladder
[    0.055588] cpuidle: using governor menu
[    0.056010] 256k L2-cache enabled
[    0.056114] PCIE0: Port disabled via device-tree
[    0.056174] PCIE1: Checking link...
[    0.056191] PCIE1: Device detected, waiting for link...
[    0.056210] PCIE1: link is up !
[    0.158442] PCI host bridge /plb/pciex@d20000000 (primary) ranges:
[    0.158492]  MEM 0x0000000e80000000..0x0000000effffffff -> 0x0000000080000000
[    0.158528]  MEM 0x0000000f00100000..0x0000000f001fffff -> 0x0000000000000000
[    0.158560]   IO 0x0000000f80010000..0x0000000f8001ffff -> 0x0000000000000000
[    0.158597] 4xx PCI DMA offset set to 0x00000000
[    0.158615] 4xx PCI DMA window base to 0x0000000000000000
[    0.158634] DMA window size 0x0000000080000000
[    0.158669] PCIE1: successfully set as root-complex
[    0.158763] PCI host bridge /plb/pci@c0ec00000 (primary) ranges:
[    0.158792]  MEM 0x0000000d80000000..0x0000000dffffffff -> 0x0000000080000000
[    0.158827]  MEM 0x0000000c0ee00000..0x0000000c0eefffff -> 0x0000000000000000
[    0.158859]   IO 0x0000000c08000000..0x0000000c0800ffff -> 0x0000000000000000
[    0.158888] 4xx PCI DMA offset set to 0x00000000
[    0.158906] 4xx PCI DMA window base to 0x0000000000000000
[    0.158924] DMA window size 0x0000000080000000
[    0.167634] PCI: Probing PCI hardware
[    0.167833] PCI host bridge to bus 0000:80
[    0.167868] pci_bus 0000:80: root bus resource [io  0xfffe0000-0xfffeffff] (bus address [0x0000-0xffff])
[    0.167906] pci_bus 0000:80: root bus resource [mem 0xe80000000-0xeffffffff] (bus address [0x80000000-0xffffffff])
[    0.167943] pci_bus 0000:80: root bus resource [mem 0xf00100000-0xf001fffff] (bus address [0x00000000-0x000fffff])
[    0.167982] pci_bus 0000:80: root bus resource [bus 80-ff]
[    0.168148] PCI: Hiding 4xx host bridge resources 0000:80:00.0
[    0.169020] pci 0000:80:00.0: PCI bridge to [bus 81-bf]
[    0.169276] PCI host bridge to bus 0001:00
[    0.169304] pci_bus 0001:00: root bus resource [io  0x0000-0xffff]
[    0.169330] pci_bus 0001:00: root bus resource [mem 0xd80000000-0xdffffffff] (bus address [0x80000000-0xffffffff])
[    0.169367] pci_bus 0001:00: root bus resource [mem 0xc0ee00000-0xc0eefffff] (bus address [0x00000000-0x000fffff])
[    0.169403] pci_bus 0001:00: root bus resource [bus 00-ff]
[    0.170007] pci 0000:80:00.0: BAR 9: assigned [mem 0xe80000000-0xe8fffffff 64bit pref]
[    0.170050] pci 0000:80:00.0: BAR 8: assigned [mem 0xe90000000-0xe900fffff]
[    0.170093] pci 0000:80:00.0: BAR 7: assigned [io  0xfffe1000-0xfffe1fff]
[    0.170128] pci 0000:81:00.0: BAR 0: assigned [mem 0xe80000000-0xe8fffffff 64bit pref]
[    0.170172] pci 0000:81:00.0: BAR 2: assigned [mem 0xe90000000-0xe9003ffff 64bit]
[    0.170211] pci 0000:81:00.0: BAR 6: assigned [mem 0xe90040000-0xe9005ffff pref]
[    0.170245] pci 0000:81:00.1: BAR 0: assigned [mem 0xe90060000-0xe90063fff 64bit]
[    0.170283] pci 0000:81:00.0: BAR 4: assigned [io  0xfffe1000-0xfffe10ff]
[    0.170311] pci 0000:80:00.0: PCI bridge to [bus 81-bf]
[    0.170335] pci 0000:80:00.0:   bridge window [io  0xfffe1000-0xfffe1fff]
[    0.170361] pci 0000:80:00.0:   bridge window [mem 0xe90000000-0xe900fffff]
[    0.170387] pci 0000:80:00.0:   bridge window [mem 0xe80000000-0xe8fffffff 64bit pref]
[    0.170486] pci 0001:00:06.0: BAR 0: assigned [mem 0xd80000000-0xd83ffffff]
[    0.170514] pci 0001:00:06.0: BAR 1: assigned [mem 0xd84000000-0xd841fffff]
[    0.170542] pci 0001:00:04.0: BAR 6: assigned [mem 0xd84200000-0xd8427ffff pref]
[    0.170574] pci 0001:00:04.0: BAR 5: assigned [mem 0xd84280000-0xd842801ff]
[    0.170601] pci 0001:00:04.0: BAR 4: assigned [io  0x1000-0x100f]
[    0.170626] pci 0001:00:04.0: BAR 0: assigned [io  0x1010-0x1017]
[    0.170652] pci 0001:00:04.0: BAR 2: assigned [io  0x1018-0x101f]
[    0.170677] pci 0001:00:04.0: BAR 1: assigned [io  0x1020-0x1023]
[    0.170703] pci 0001:00:04.0: BAR 3: assigned [io  0x1024-0x1027]
[    0.198367] raid6: int32x1  gen()   304 MB/s
[    0.215530] raid6: int32x1  xor()   173 MB/s
[    0.232551] raid6: int32x2  gen()   433 MB/s
[    0.249639] raid6: int32x2  xor()   246 MB/s
[    0.266698] raid6: int32x4  gen()   476 MB/s
[    0.283727] raid6: int32x4  xor()   273 MB/s
[    0.300818] raid6: int32x8  gen()   234 MB/s
[    0.317987] raid6: int32x8  xor()   218 MB/s
[    0.318011] raid6: using algorithm int32x4 gen() 476 MB/s
[    0.318030] raid6: .... xor() 273 MB/s, rmw enabled
[    0.318049] raid6: using intx1 recovery algorithm
[    0.318354] vgaarb: device added: PCI:0000:81:00.0,decodes=io+mem,owns=none,locks=none
[    0.318396] vgaarb: loaded
[    0.318412] vgaarb: bridge control possible 0000:81:00.0
[    0.318692] SCSI subsystem initialized
[    0.319112] usbcore: registered new interface driver usbfs
[    0.319184] usbcore: registered new interface driver hub
[    0.319254] usbcore: registered new device driver usb
[    0.319376] pps_core: LinuxPPS API ver. 1 registered
[    0.319396] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>
[    0.319442] PTP clock support registered
[    0.319603] EDAC MC: Ver: 3.0.0
[    0.320015] Advanced Linux Sound Architecture Driver Initialized.
[    0.339804] DMA-API: preallocated 65536 debug entries
[    0.339849] DMA-API: debugging enabled by kernel config
[    0.339901] clocksource: Switched to clocksource timebase
[    0.346495] NET: Registered protocol family 2
[    0.347119] TCP established hash table entries: 8192 (order: 3, 32768 bytes)
[    0.347254] TCP bind hash table entries: 8192 (order: 5, 163840 bytes)
[    0.347578] TCP: Hash tables configured (established 8192 bind 8192)
[    0.347705] UDP hash table entries: 512 (order: 2, 24576 bytes)
[    0.347787] UDP-Lite hash table entries: 512 (order: 2, 24576 bytes)
[    0.348145] NET: Registered protocol family 1
[    0.348494] RPC: Registered named UNIX socket transport module.
[    0.348527] RPC: Registered udp transport module.
[    0.348545] RPC: Registered tcp transport module.
[    0.348562] RPC: Registered tcp NFSv4.1 backchannel transport module.
[    0.349271] Could not remap bcsr
[    0.352416] genirq: Setting trigger mode 3 for irq 45 failed (uic_set_irq_type+0x0/0x160)
[    0.355322] futex hash table entries: 256 (order: 0, 7168 bytes)
[    0.365603] ntfs: driver 2.1.32 [Flags: R/W].
[    0.366065] fuse init (API version 7.24)
[    0.370192] async_tx: api initialized (async)
[    0.370292] bounce: pool size: 64 pages
[    0.370371] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 251)
[    0.370408] io scheduler noop registered
[    0.370444] io scheduler cfq registered (default)
[    0.372509] crc32: CRC_LE_BITS = 64, CRC_BE BITS = 64
[    0.372539] crc32: self tests passed, processed 225944 bytes in 892267 nsec
[    0.373526] crc32c: CRC_LE_BITS = 64
[    0.373547] crc32c: self tests passed, processed 225944 bytes in 446410 nsec
[    0.441126] crc32_combine: 8373 self tests passed
[    0.508495] crc32c_combine: 8373 self tests passed
[    0.508555] glob: 64 self-tests passed, 0 failed
[    0.546490] Serial: 8250/16550 driver, 2 ports, IRQ sharing disabled
[    0.547353] console [ttyS0] disabled
[    0.567522] serial8250.0: ttyS0 at MMIO 0x4ef600300 (irq = 22, base_baud = 691200) is a U6_16550A
[    1.498925] console [ttyS0] enabled
[    1.523118] serial8250.0: ttyS1 at MMIO 0x4ef600400 (irq = 23, base_baud = 691200) is a U6_16550A
[    1.533064] console [ttyS0] disabled
[    1.536749] 4ef600300.serial: ttyS0 at MMIO 0x4ef600300 (irq = 22, base_baud = 691200) is a 16550
[    2.492913] console [ttyS0] enabled
[    2.497137] 4ef600400.serial: ttyS1 at MMIO 0x4ef600400 (irq = 23, base_baud = 691200) is a 16550
[    2.506495] Generic non-volatile memory driver v1.1
[    2.511662] [drm] Initialized drm 1.1.0 20060810
[    2.516388] [drm] radeon kernel modesetting enabled.
[    2.522128] [drm] initializing kernel modesetting (VERDE 0x1002:0x683F 0x1545:0x7750).
[    2.530153] [drm] register mmio base: 0xe90000000
[    2.534920] [drm] register mmio size: 262144
[    2.870869] ATOM BIOS: C44501
[    2.874147] radeon 0000:81:00.0: VRAM: 1024M 0x0000000000000000 - 0x000000003FFFFFFF (1024M used)
[    2.883075] radeon 0000:81:00.0: GTT: 2048M 0x0000000040000000 - 0x00000000BFFFFFFF
[    2.890762] [drm] Detected VRAM RAM=1024M, BAR=256M
[    2.895655] [drm] RAM width 128bits DDR
[    2.899693] [TTM] Zone  kernel: Available graphics memory: 379080 kiB
[    2.906182] [TTM] Zone highmem: Available graphics memory: 1034440 kiB
[    2.912742] [TTM] Initializing pool allocator
[    2.917144] [TTM] Initializing DMA pool allocator
[    2.921968] [drm] radeon: 1024M of VRAM memory ready
[    2.926969] [drm] radeon: 2048M of GTT memory ready.
[    2.932023] [drm] Loading verde Microcode
[    2.936089] [drm] Internal thermal controller with fan control
[    2.942172] [drm] probing gen 2 caps for device aaa1:bed1 = 18cc41/0
[    2.996161] [drm] radeon: dpm initialized
[    3.002596] [drm] Found VCE firmware/feedback version 50.0.1 / 17!
[    3.008858] [drm] GART: num cpu pages 524288, num gpu pages 524288
[    3.025546] [drm] probing gen 2 caps for device aaa1:bed1 = 18cc41/0
[    3.083870] [drm] PCIE GART of 2048M enabled (table at 0x00000000002E8000).
[    3.091222] radeon 0000:81:00.0: WB enabled
[    3.095467] radeon 0000:81:00.0: fence driver on ring 0 use gpu addr 0x0000000040000c00 and cpu addr 0xee502c00
[    3.105591] radeon 0000:81:00.0: fence driver on ring 1 use gpu addr 0x0000000040000c04 and cpu addr 0xee502c04
[    3.115712] radeon 0000:81:00.0: fence driver on ring 2 use gpu addr 0x0000000040000c08 and cpu addr 0xee502c08
[    3.125834] radeon 0000:81:00.0: fence driver on ring 3 use gpu addr 0x0000000040000c0c and cpu addr 0xee502c0c
[    3.135955] radeon 0000:81:00.0: fence driver on ring 4 use gpu addr 0x0000000040000c10 and cpu addr 0xee502c10
[    3.176198] radeon 0000:81:00.0: fence driver on ring 5 use gpu addr 0x0000000000075a18 and cpu addr 0xf5135a18
[    3.213058] radeon 0000:81:00.0: fence driver on ring 6 use gpu addr 0x0000000040000c18 and cpu addr 0xee502c18
[    3.223227] radeon 0000:81:00.0: fence driver on ring 7 use gpu addr 0x0000000040000c1c and cpu addr 0xee502c1c
[    3.233352] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
[    3.239986] [drm] Driver supports precise vblank timestamp query.
[    3.246100] radeon 0000:81:00.0: radeon: MSI limited to 32-bit
[    3.252019] genirq: Setting trigger mode 3 for irq 45 failed (uic_set_irq_type+0x0/0x160)
[    3.260286] radeon 0000:81:00.0: radeon: using MSI.
[    3.265244] [drm] radeon: irq initialized.
[    4.023305] [drm:r600_ring_test] *ERROR* radeon: ring 0 test failed (scratch(0x850C)=0xCAFEDEAD)
[    4.032164] radeon 0000:81:00.0: disabling GPU acceleration
[    4.240830] [drm] Radeon Display Connectors
[    4.245116] [drm] Connector 0:
[    4.248218] [drm]   HDMI-A-1
[    4.251131] [drm]   HPD4
[    4.253688] [drm]   DDC: 0x6570 0x6570 0x6574 0x6574 0x6578 0x6578 0x657c 0x657c
[    4.261113] [drm]   Encoders:
[    4.264101] [drm]     DFP1: INTERNAL_UNIPHY2
[    4.268389] [drm] Connector 1:
[    4.271461] [drm]   DVI-I-1
[    4.274275] [drm]   HPD2
[    4.276830] [drm]   DDC: 0x6560 0x6560 0x6564 0x6564 0x6568 0x6568 0x656c 0x656c
[    4.284255] [drm]   Encoders:
[    4.287242] [drm]     DFP2: INTERNAL_UNIPHY
[    4.291445] [drm]     CRT1: INTERNAL_KLDSCP_DAC1
[    4.408527] [drm] fb mappable at 0x806E9000
[    4.412752] [drm] vram apper at 0x80000000
[    4.416871] [drm] size 8294400
[    4.419941] [drm] fb depth is 24
[    4.423189] [drm]    pitch is 7680
[    4.700950] Console: switching to colour frame buffer device 240x67
[    4.779001] radeon 0000:81:00.0: fb0: radeondrmfb frame buffer device
[    4.787966] [drm] Initialized radeon 2.43.0 20080528 for 0000:81:00.0 on minor 0
[    4.805061] brd: module loaded
[    4.812839] loop: module loaded
[    4.816388] sm501 0001:00:06.0: enabling device (0004 -> 0006)
[    4.822658] sm501 0001:00:06.0: SM501 At f6980000: Version 050100c0, 64 Mb, IRQ 21
[    4.830721] sm501 0001:00:06.0: setting M1XCLK to 144000000
[    4.852915] sm501 0001:00:06.0: setting MCLK to 72000000
[    4.908970] serial8250 serial8250.9: unable to register port at index 0 (IO0 MEMd84030000 IRQ21): -28
[    4.918737] serial8250 serial8250.9: unable to register port at index 1 (IO0 MEMd84030020 IRQ21): -28
[    6.456828] sm501-fb sm501-fb.80: fb sm501fb-crt disabled at start
[    6.463400] sm501-fb sm501-fb.80: using mode default mode
[    6.469336] sm501-fb sm501-fb.80: fb1: sm501fb-crt frame buffer
[    6.475620] sm501-fb sm501-fb.80: fb sm501fb-panel enabled at start
[    6.482250] sm501-fb sm501-fb.80: using mode default mode
[    6.488122] sm501-fb sm501-fb.80: fb2: sm501fb-panel frame buffer
[    6.494929] sata-dwc 4bffd1000.sata: no dma-channel property set. Use channel 0
[    6.502711] sata-dwc 4bffd1000.sata: id 0, controller version 1.82
[    6.509321] sata-dwc 4bffd1000.sata: DMA initialized
[    6.515380] scsi host0: sata-dwc
[    6.519011] ata1: SATA max UDMA/133 irq 36
[    6.523640] sata_sil 0001:00:04.0: Applying R_ERR on DMA activate FIS errata fix
[    6.532151] scsi host1: sata_sil
[    6.535863] scsi host2: sata_sil
[    6.539448] ata2: SATA max UDMA/100 mmio m512@0xd84280000 tf 0xd84280080 irq 21
[    6.547187] ata3: SATA max UDMA/100 mmio m512@0xd84280000 tf 0xd842800c0 irq 21
[    6.555544] PPC 4xx OCP EMAC driver, version 3.54
[    6.561094] MAL v2 /plb/mcmal, 2 TX channels, 16 RX channels
[    6.567298] ZMII /plb/opb/emac-zmii@ef600d00 initialized
[    6.573030] RGMII /plb/opb/emac-rgmii@ef601500 initialized with MDIO support
[    6.580600] TAH /plb/opb/emac-tah@ef601350 initialized
[    6.586087] TAH /plb/opb/emac-tah@ef601450 initialized
[    6.591783] /plb/opb/emac-rgmii@ef601500: input 0 in RGMII mode
[    6.599260] eth0: EMAC-0 /plb/opb/ethernet@ef600e00, MAC 00:50:c2:80:d5:c5
[    6.606545] eth0: found Generic MII PHY (0x00)
[    6.611436] /plb/opb/emac-rgmii@ef601500: input 1 in RGMII mode
[    6.618877] eth1: EMAC-1 /plb/opb/ethernet@ef600f00, MAC 00:00:00:00:00:00
[    6.639937] eth1: found Generic MII PHY (0x01)
[    6.658284] PPP generic driver version 2.4.2
[    6.676468] PPP BSD Compression module registered
[    6.694886] PPP Deflate Compression module registered
[    6.713728] NET: Registered protocol family 24
[    6.732270] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
[    6.753226] ppc-of-ehci 4bffd0400.ehci: OF EHCI
[    6.772099] ppc-of-ehci 4bffd0400.ehci: new USB bus registered, assigned bus number 1
[    6.794480] ppc-of-ehci 4bffd0400.ehci: irq 31, io mem 0x4bffd0400
[    6.820914] ppc-of-ehci 4bffd0400.ehci: USB 2.0 started, EHCI 1.00
[    6.841523] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002
[    6.862781] ata1: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
[    6.883614] ata2: SATA link up 1.5 Gbps (SStatus 113 SControl 310)
[    6.904424] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[    6.926763] usb usb1: Product: OF EHCI
[    6.945352] usb usb1: Manufacturer: Linux 4.5.0-rc1-Sam460ex ehci_hcd
[    6.966626] ata1.00: ATA-8: WDC WD5000AAKS-00UU3A0, 01.03B01, max UDMA/133
[    6.988539] ata2.00: ATA-8: WDC WD5000AAKS-00V1A0, 05.01D05, max UDMA/133
[    7.010395] usb usb1: SerialNumber: PPC-OF USB
[    7.029919] ata2.00: 976773168 sectors, multi 0: LBA48 NCQ (depth 0/32)
[    7.051919] ata1.00: 976773168 sectors, multi 0: LBA48 NCQ (depth 1/32)
[    7.074246] hub 1-0:1.0: USB hub found
[    7.093341] hub 1-0:1.0: 1 port detected
[    7.113439] ehci-pci: EHCI PCI platform driver
[    7.133602] ata2.00: configured for UDMA/100
[    7.153060] ata1.00: configured for UDMA/133
[    7.172187] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
[    7.193478] ppc-of-ohci 4bffd0000.usb: OF OHCI
[    7.213306] ppc-of-ohci 4bffd0000.usb: new USB bus registered, assigned bus number 2
[    7.236476] scsi 0:0:0:0: Direct-Access     ATA      WDC WD5000AAKS-0 3B01 PQ: 0 ANSI: 5
[    7.260080] ppc-of-ohci 4bffd0000.usb: irq 32, io mem 0x4bffd0000
[    7.286481] sd 0:0:0:0: Attached scsi generic sg0 type 0
[    7.307387] sd 0:0:0:0: [sda] 976773168 512-byte logical blocks: (500 GB/466 GiB)
[    7.330939] scsi 1:0:0:0: Direct-Access     ATA      WDC WD5000AAKS-0 1D05 PQ: 0 ANSI: 5
[    7.361129] sd 0:0:0:0: [sda] Write Protect is off
[    7.402020] sd 0:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
[    7.430466] sd 1:0:0:0: [sdb] 976773168 512-byte logical blocks: (500 GB/466 GiB)
[    7.453882] usb 1-1: new high-speed USB device number 2 using ppc-of-ehci
[    7.476729] sd 1:0:0:0: Attached scsi generic sg1 type 0
[    7.519565] sd 1:0:0:0: [sdb] Write Protect is off
[    7.550781]  sda: RDSK (512) sda1 (SFS^@)(res 2 spb 1) sda2 (NTFS)(res 2 spb 1)
[    7.587038] sd 1:0:0:0: [sdb] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
[    7.622778] sd 0:0:0:0: [sda] Attached SCSI disk
[    7.656302] usb 1-1: New USB device found, idVendor=0424, idProduct=2517
[    7.689442]  sdb: RDSK (512) sdb1 (DOS^G)(res 2 spb 1) sdb2 (SFS^@)(res 2 spb 1) sdb3 (SFS^@)(res 2 spb 1) sdb4 (SFS^@)(res 2 spb 1) sdb5 (SFS^@)(res 2 spb 1) sdb6 (SFS^@)(res 2 spb 1) sdb7 (NTFS)(res 2 spb 2) sdb8 (EXT^C)(res 2 spb 1)
[    7.740912] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[    7.793127] hub 1-1:1.0: USB hub found
[    7.817916] sd 1:0:0:0: [sdb] Attached SCSI disk
[    7.840606] ata3: SATA link up 1.5 Gbps (SStatus 113 SControl 310)
[    7.884068] hub 1-1:1.0: 7 ports detected
[    7.929112] ata3.00: ATAPI: ASUS    DRW-24B3ST   i, 1.00, max UDMA/100
[    8.012024] ata3.00: configured for UDMA/100
[    8.060030] scsi 2:0:0:0: CD-ROM            ASUS     DRW-24B3ST   i   1.00 PQ: 0 ANSI: 5
[    8.139160] sr 2:0:0:0: [sr0] scsi3-mmc drive: 48x/48x writer dvd-ram cd/rw xa/form2 cdda tray
[    8.190910] cdrom: Uniform CD-ROM driver Revision: 3.20
[    8.238913] usb 1-1.1: new high-speed USB device number 3 using ppc-of-ehci
[    8.265278] sr 2:0:0:0: Attached scsi generic sg2 type 5
[    8.398515] usb 1-1.1: New USB device found, idVendor=1a40, idProduct=0101
[    8.442399] usb usb2: New USB device found, idVendor=1d6b, idProduct=0001
[    8.468037] usb 1-1.1: New USB device strings: Mfr=0, Product=1, SerialNumber=0
[    8.494290] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[    8.520462] usb 1-1.1: Product: USB 2.0 Hub
[    8.543455] usb usb2: Product: OF OHCI
[    8.566286] usb usb2: Manufacturer: Linux 4.5.0-rc1-Sam460ex ohci_hcd
[    8.591838] hub 1-1.1:1.0: USB hub found
[    8.614677] usb usb2: SerialNumber: PPC-OF USB
[    8.638313] hub 1-1.1:1.0: 4 ports detected
[    8.661488] hub 2-0:1.0: USB hub found
[    8.683966] hub 2-0:1.0: 1 port detected
[    8.707282] sm501-usb sm501-usb.80: cannot declare coherent memory
[    8.732309] ohci-pci: OHCI PCI platform driver
[    8.755797] usbcore: registered new interface driver usblp
[    8.780291] usbcore: registered new interface driver usb-storage
[    8.804954] usbcore: registered new interface driver usbserial
[    8.829431] usbcore: registered new interface driver usbserial_generic
[    8.854301] usb 1-1.2: new low-speed USB device number 4 using ppc-of-ehci
[    8.879641] usbserial: USB Serial support registered for generic
[    8.904330] mousedev: PS/2 mouse device common for all mice
[    8.928373] i2c /dev entries driver
[    8.952578] rtc-m41t80 8-0068: rtc core: registered m41t80 as rtc0
[    8.978042] ibm-iic 4ef600700.i2c: using standard (100 kHz) mode
[    9.002599] ibm-iic 4ef600800.i2c: using standard (100 kHz) mode
[    9.027143] md: linear personality registered for level -1
[    9.050842] md: raid0 personality registered for level 0
[    9.074497] md: raid1 personality registered for level 1
[    9.098062] md: raid10 personality registered for level 10
[    9.122083] md: raid6 personality registered for level 6
[    9.145948] md: raid5 personality registered for level 5
[    9.169509] md: raid4 personality registered for level 4
[    9.193232] device-mapper: ioctl: 4.34.0-ioctl (2015-10-28) initialised: dm-devel@redhat.com
[    9.219977] usb 1-1.2: New USB device found, idVendor=04f2, idProduct=0116
[    9.245012] usb 1-1.1.1: new full-speed USB device number 5 using ppc-of-ehci
[    9.270276] EDAC PPC4xx MC: v1.0.0
[    9.291633] EDAC PPC4xx MC: Reporting type: interrupt
[    9.314572] usb 1-1.2: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[    9.340289] hidraw: raw HID events driver (C) Jiri Kosina
[    9.363705] usb 1-1.2: Product: USB Keyboard
[    9.386392] usbcore: registered new interface driver usbhid
[    9.409755] usb 1-1.2: Manufacturer: CHICONY
[    9.432004] usbhid: USB HID core driver
[    9.456345] usbcore: registered new interface driver snd-usb-audio
[    9.482240] input: CHICONY USB Keyboard as /devices/platform/plb/4bffd0400.ehci/usb1/1-1/1-1.2/1-1.2:1.0/0003:04F2:0116.0001/input/input0
[    9.513242] usbcore: registered new interface driver snd-ua101
[    9.537727] usb 1-1.1.1: New USB device found, idVendor=0d8c, idProduct=000c
[    9.563080] usbcore: registered new interface driver snd-usb-usx2y
[    9.587408] usb 1-1.1.1: New USB device strings: Mfr=0, Product=1, SerialNumber=0
[    9.612786] hid-generic 0003:04F2:0116.0001: input,hidraw0: USB HID v1.10 Keyboard [CHICONY USB Keyboard] on usb-PPC-OF USB-1.2/input0
[    9.642605] ipip: IPv4 over IPv4 tunneling driver
[    9.665174] Initializing XFRM netlink socket
[    9.686801] usb 1-1.1.1: Product: C-Media USB Audio Device
[    9.711085] NET: Registered protocol family 10
[    9.735629] sit: IPv6 over IPv4 tunneling driver
[    9.758463] NET: Registered protocol family 17
[    9.780278] NET: Registered protocol family 15
[    9.801660] usb 1-1.6: new full-speed USB device number 6 using ppc-of-ehci
[    9.828156] Key type encrypted registered
[    9.850987] rtc-m41t80 8-0068: setting system clock to 2016-01-25 16:20:02 UTC (1453738802)
[    9.876946] ALSA device list:
[    9.896749]   #0: Virtual MIDI Card 1
[    9.930871] input: C-Media USB Audio Device    as /devices/platform/plb/4bffd0400.ehci/usb1/1-1/1-1.1/1-1.1.1/1-1.1.1:1.3/0003:0D8C:000C.0002/input/input1
[    9.966080] usb 1-1.6: New USB device found, idVendor=046d, idProduct=c52b
[    9.990548] usb 1-1.6: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[   10.015609] hid-generic 0003:0D8C:000C.0002: input,hidraw1: USB HID v1.00 Device [C-Media USB Audio Device   ] on usb-PPC-OF USB-1.1.1/input3
[   10.046357] usb 1-1.6: Product: USB Receiver
[   10.068608] usb 1-1.6: Manufacturer: Logitech
[   10.090994] md: Waiting for all devices to be available before autodetect
[   10.116323] md: If you don't use raid, use raid=noautodetect
[   10.143290] input: Logitech USB Receiver as /devices/platform/plb/4bffd0400.ehci/usb1/1-1/1-1.6/1-1.6:1.0/0003:046D:C52B.0003/input/input2
[   10.225184] hid-generic 0003:046D:C52B.0003: input,hidraw2: USB HID v1.11 Keyboard [Logitech USB Receiver] on usb-PPC-OF USB-1.6/input0
[   10.262424] input: Logitech USB Receiver as /devices/platform/plb/4bffd0400.ehci/usb1/1-1/1-1.6/1-1.6:1.1/0003:046D:C52B.0004/input/input3
[   10.345266] hid-generic 0003:046D:C52B.0004: input,hidraw3: USB HID v1.11 Mouse [Logitech USB Receiver] on usb-PPC-OF USB-1.6/input1
[   10.382832] hid-generic 0003:046D:C52B.0005: hidraw4: USB HID v1.11 Device [Logitech USB Receiver] on usb-PPC-OF USB-1.6/input2
[   10.415557] md: Autodetecting RAID arrays.
[   10.439972] md: Scanned 0 and added 0 devices.
[   10.464710] md: autorun ...
[   10.487851] md: ... autorun DONE.
[   10.535823] EXT4-fs (sdb8): mounting ext3 file system using the ext4 subsystem
[   10.569642] EXT4-fs (sdb8): INFO: recovery required on readonly filesystem
[   10.597095] usb 1-1.7: new high-speed USB device number 7 using ppc-of-ehci
[   10.624631] EXT4-fs (sdb8): write access will be enabled during recovery
[   10.743558] usb 1-1.7: New USB device found, idVendor=0424, idProduct=2240
[   10.771276] usb 1-1.7: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[   10.799273] usb 1-1.7: Product: Ultra Fast Media
[   10.824768] usb 1-1.7: Manufacturer: Generic
[   10.849662] usb 1-1.7: SerialNumber: 000000225001
[   10.875589] usb-storage 1-1.7:1.0: USB Mass Storage device detected
[   10.903024] scsi host3: usb-storage 1-1.7:1.0
[   10.978184] EXT4-fs (sdb8): recovery complete
[   11.019138] EXT4-fs (sdb8): mounted filesystem with ordered data mode. Opts: (null)
[   11.048088] VFS: Mounted root (ext3 filesystem) readonly on device 8:24.
[   11.101971] devtmpfs: mounted
[   11.126734] Freeing unused kernel memory: 236K (c09cc000 - c0a07000)
[   11.330233] random: nonblocking pool is initialized
[   11.929091] scsi 3:0:0:0: Direct-Access     Generic  Ultra HS-COMBO   1.98 PQ: 0 ANSI: 0
[   11.959805] sd 3:0:0:0: Attached scsi generic sg3 type 0
[   11.988163] sd 3:0:0:0: [sdc] Attached SCSI removable disk
[   12.374429] systemd[1]: Failed to insert module 'kdbus': Function not implemented
[   12.484583] systemd[1]: systemd 228 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ -LZ4 +SECCOMP +BLKID +ELFUTILS +KMOD -IDN)
[   12.525626] systemd[1]: Detected architecture ppc.
[   12.658175] systemd[1]: Set hostname to <Sam460ex>.
[   12.978785] systemd-fstab-generator[123]: Mount point  is not a valid path, ignoring.
[   13.066346] systemd-fstab-g[123]: unhandled signal 11 at fbada494 nip 20277dbc lr 20277cdc code 30001
[   13.439493] systemd[117]: /lib/systemd/system-generators/systemd-fstab-generator terminated by signal SEGV.
[   13.967464] systemd[1]: Listening on Journal Socket.
[   14.016831] systemd[1]: Reached target Swap.
[   14.064053] systemd[1]: Created slice System Slice.
[   14.112323] systemd[1]: Listening on udev Kernel Socket.
[   14.161597] systemd[1]: Set up automount Arbitrary Executable File Formats File System Automount Point.
[   14.229718] systemd[1]: Starting Uncomplicated firewall...
[   14.286069] systemd[1]: Mounting POSIX Message Queue File System...
[   14.411633] systemd[1]: Listening on /dev/initctl Compatibility Named Pipe.
[   14.469142] systemd[1]: Mounting Debug File System...
[   14.527503] systemd[1]: Started Forward Password Requests to Wall Directory Watch.
[   14.579885] systemd[1]: Listening on fsck to fsckd communication Socket.
[   14.632854] systemd[1]: Created slice system-getty.slice.
[   14.687092] systemd[1]: Listening on Syslog Socket.
[   14.735184] systemd[1]: Reached target Encrypted Volumes.
[   14.803843] systemd[1]: Starting Load Kernel Modules...
[   14.858700] systemd[1]: Reached target User and Group Name Lookups.
[   14.913471] systemd[1]: Listening on udev Control Socket.
[   14.959286] systemd[1]: Created slice User and Session Slice.
[   15.005079] systemd[1]: Reached target Remote File Systems (Pre).
[   15.051342] systemd[1]: Reached target Remote File Systems.
[   15.097719] systemd[1]: Listening on Journal Socket (/dev/log).
[   15.147194] systemd[1]: Starting Journal Service...
[   15.199097] systemd[1]: Started Read required files in advance.
[   15.256564] systemd[1]: Reached target Slices.
[   15.307719] systemd[1]: Starting Create Static Device Nodes in /dev...
[   15.360981] systemd[1]: Created slice system-serial\x2dgetty.slice.
[   15.416013] systemd[1]: Mounted Debug File System.
[   15.462992] systemd[1]: Mounted POSIX Message Queue File System.
[   15.516573] systemd[1]: Started Uncomplicated firewall.
[   15.564651] systemd[1]: systemd-modules-load.service: Main process exited, code=exited, status=1/FAILURE
[   15.596487] systemd[1]: Failed to start Load Kernel Modules.
[   15.665067] systemd[1]: systemd-modules-load.service: Unit entered failed state.
[   15.692559] systemd[1]: systemd-modules-load.service: Failed with result 'exit-code'.
[   15.859314] systemd[1]: Starting Apply Kernel Variables...
[   15.918122] systemd[1]: Mounting Configuration File System...
[   15.985418] systemd[1]: Mounting FUSE Control File System...
[   16.071357] systemd[1]: Mounted FUSE Control File System.
[   16.169226] systemd[1]: Mounted Configuration File System.
[   16.359733] systemd[1]: Started Create Static Device Nodes in /dev.
[   42.557813] Oops: Machine check, sig: 7 [#1]
[   42.562350] PREEMPT Canyonlands
[   42.565692] Modules linked in:
[   42.568933] CPU: 0 PID: 495 Comm: Xorg Tainted: G        W       4.5.0-rc1-Sam460ex #1
[   42.577291] task: ee3adcc0 ti: ee260000 task.ti: ee260000
[   42.582984] NIP: 1ff72480 LR: 1ff72404 CTR: 1ff724d0
[   42.588220] REGS: ee261f10 TRAP: 0214   Tainted: G        W        (4.5.0-rc1-Sam460ex)
[   42.596663] MSR: 0002d000 <CE,EE,PR,ME>  CR: 24004242  XER: 00000000
[   42.603512]
GPR00: 1f436134 bfc4dac0 b79cb6f0 b718dffc b69a4008 00000780 00000004 00000000
GPR08: 00000000 b718dffc 00000000 bfc4da70 1ff72404 2080dff4 00000000 00000780
GPR16: 00000000 00000020 00000000 00000000 00001e00 20aaa620 00000438 b69a4008
GPR24: 00000780 bfc4db18 20a94760 b718e000 b718e000 b69a4008 2007aff4 00001e00
[   42.635363] NIP [1ff72480] 0x1ff72480
[   42.639225] LR [1ff72404] 0x1ff72404
[   42.642991] Call Trace:
[   42.798393] ---[ end trace 8fcfa5f0e9942055 ]---
[   42.803009]
[   44.933018] Machine check in kernel mode.
[   44.937048] Data Write PLB Error
[   44.940274] Machine Check exception is imprecise
[   44.944901] Vector: 214  at [ecd97f10]
[   44.948651]     pc: 1fc79480
[   44.951568]     lr: 1fc79404
[   44.954485]     sp: bff1c530
[   44.957367]    msr: 2f900
[   44.959989]   current = 0xecd933c0
[   44.963393]     pid   = 663, comm = Xorg
[   44.967318] Linux version 4.5.0-rc1-Sam460ex (root@julian-VirtualBox) (gcc version 4.8.2 (Ubuntu 4.8.2-16ubuntu3) ) #1 PREEMPT Mon Jan 25 16:03:17 AST 2016
[   44.981242] enter ? for help
[   44.984121] mon>  <no input ...>
[   46.987410] Oops: Machine check, sig: 7 [#2]
[   46.991932] PREEMPT Canyonlands
[   46.995266] Modules linked in:
[   46.998510] CPU: 0 PID: 663 Comm: Xorg Tainted: G      D W       4.5.0-rc1-Sam460ex #1
[   47.006866] task: ecd933c0 ti: ecd96000 task.ti: ecd96000
[   47.012559] NIP: 1fc79480 LR: 1fc79404 CTR: 1fc794d0
[   47.017795] REGS: ecd97f10 TRAP: 0214   Tainted: G      D W        (4.5.0-rc1-Sam460ex)
[   47.026238] MSR: 0002f900 <CE,EE,PR,FP,ME>  CR: 28004262  XER: 00000000
[   47.033382]
GPR00: 1f13d134 bff1c530 b7d1d6f0 b74dfffc b6cf6008 00000780 00000004 00000000
GPR08: 00000000 b74dfffc 00000000 bff1c4e0 1fc79404 20514ff4 00000000 00000780
GPR16: 00000000 00000020 00000000 00000000 00001e00 206a5650 00000438 b6cf6008
GPR24: 00000780 bff1c588 2068f760 b74e0000 b74e0000 b6cf6008 1fd81ff4 00001e00
[   47.065234] NIP [1fc79480] 0x1fc79480
[   47.069095] LR [1fc79404] 0x1fc79404
[   47.072861] Call Trace:
[   47.075444] ---[ end trace 8fcfa5f0e9942056 ]---
[   47.080066]
[   49.549662] Machine check in kernel mode.
[   49.553698] Data Write PLB Error
[   49.556924] Machine Check exception is imprecise
[   49.561550] Vector: 214  at [ecfedf10]
[   49.565301]     pc: 1fa55480
[   49.568217]     lr: 1fa55404
[   49.571135]     sp: bfd89040
[   49.574017]    msr: 2f900
[   49.576638]   current = 0xecd92e00
[   49.580042]     pid   = 676, comm = Xorg
[   49.583968] Linux version 4.5.0-rc1-Sam460ex (root@julian-VirtualBox) (gcc version 4.8.2 (Ubuntu 4.8.2-16ubuntu3) ) #1 PREEMPT Mon Jan 25 16:03:17 AST 2016
[   49.597893] enter ? for help
[   49.600779] mon>  <no input ...>
[   51.604068] Oops: Machine check, sig: 7 [#3]
[   51.608590] PREEMPT Canyonlands
[   51.611924] Modules linked in:
[   51.615168] CPU: 0 PID: 676 Comm: Xorg Tainted: G      D W       4.5.0-rc1-Sam460ex #1
[   51.623524] task: ecd92e00 ti: ecfec000 task.ti: ecfec000
[   51.629218] NIP: 1fa55480 LR: 1fa55404 CTR: 1fa554d0
[   51.634452] REGS: ecfedf10 TRAP: 0214   Tainted: G      D W        (4.5.0-rc1-Sam460ex)
[   51.642896] MSR: 0002f900 <CE,EE,PR,FP,ME>  CR: 24004242  XER: 00000000
[   51.650040]
GPR00: 1ef19134 bfd89040 b78886f0 b704affc b6861008 00000780 00000004 00000000
GPR08: 00000000 b704affc 00000000 bfd88ff0 1fa55404 202f0ff4 00000000 00000780
GPR16: 00000000 00000020 00000000 00000000 00001e00 20ae5650 00000438 b6861008
GPR24: 00000780 bfd89098 20acf760 b704b000 b704b000 b6861008 1fb5dff4 00001e00
[   51.681892] NIP [1fa55480] 0x1fa55480
[   51.685753] LR [1fa55404] 0x1fa55404
[   51.689520] Call Trace:
[   51.692103] ---[ end trace 8fcfa5f0e9942057 ]---
[   51.696725]
[   54.437214] Machine check in kernel mode.
[   54.441250] Data Write PLB Error
[   54.444476] Machine Check exception is imprecise
[   54.449102] Vector: 214  at [ecf55f10]
[   54.452853]     pc: 20119480
[   54.455769]     lr: 20119404
[   54.458687]     sp: bf83ad90
[   54.461569]    msr: 2d000
[   54.464190]   current = 0xecd92e00
[   54.467594]     pid   = 693, comm = Xorg
[   54.471519] Linux version 4.5.0-rc1-Sam460ex (root@julian-VirtualBox) (gcc version 4.8.2 (Ubuntu 4.8.2-16ubuntu3) ) #1 PREEMPT Mon Jan 25 16:03:17 AST 2016
[   54.485446] enter ? for help
[   54.488331] mon>  <no input ...>
[   56.491620] Oops: Machine check, sig: 7 [#4]
[   56.496142] PREEMPT Canyonlands
[   56.499468] Modules linked in:
[   56.502712] CPU: 0 PID: 693 Comm: Xorg Tainted: G      D W       4.5.0-rc1-Sam460ex #1
[   56.528256] task: ecd92e00 ti: ecf54000 task.ti: ecf54000
[   56.551110] NIP: 20119480 LR: 20119404 CTR: 201194d0
[   56.573359] REGS: ecf55f10 TRAP: 0214   Tainted: G      D W        (4.5.0-rc1-Sam460ex)
[   56.598643] MSR: 0002d000 <CE,EE,PR,ME>  CR: 28004262  XER: 00000000
[   56.622264]
GPR00: 1f5dd134 bf83ad90 b7a736f0 b7235ffc b6a4c008 00000780 00000004 00000000
GPR08: 00000000 b7235ffc 00000000 bf83ad40 20119404 209b4ff4 00000000 00000780
GPR16: 00000000 00000020 00000000 00000000 00001e00 20a21650 00000438 b6a4c008
GPR24: 00000780 bf83ade8 20a0b730 b7236000 b7236000 b6a4c008 20221ff4 00001e00
[   56.738794] NIP [20119480] 0x20119480
[   56.759652] LR [20119404] 0x20119404
[   56.780310] Call Trace:
[   56.799622] ---[ end trace 8fcfa5f0e9942058 ]---
[   56.804242]
[   59.645108] Machine check in kernel mode.
[   59.649140] Data Write PLB Error
[   59.652367] Machine Check exception is imprecise
[   59.656994] Vector: 214  at [ee077f10]
[   59.660743]     pc: 1ff96480
[   59.663660]     lr: 1ff96404
[   59.666577]     sp: bf97abf0
[   59.669459]    msr: 2d000
[   59.672081]   current = 0xecd92280
[   59.675484]     pid   = 706, comm = Xorg
[   59.679409] Linux version 4.5.0-rc1-Sam460ex (root@julian-VirtualBox) (gcc version 4.8.2 (Ubuntu 4.8.2-16ubuntu3) ) #1 PREEMPT Mon Jan 25 16:03:17 AST 2016
[   59.693335] enter ? for help
[   59.696221] mon>  <no input ...>
[   61.699511] Oops: Machine check, sig: 7 [#5]
[   61.720682] PREEMPT Canyonlands
[   61.740458] Modules linked in:
[   61.759908] CPU: 0 PID: 706 Comm: Xorg Tainted: G      D W       4.5.0-rc1-Sam460ex #1
[   61.784541] task: ecd92280 ti: ee076000 task.ti: ee076000
[   61.806648] NIP: 1ff96480 LR: 1ff96404 CTR: 1ff964d0
[   61.828290] REGS: ee077f10 TRAP: 0214   Tainted: G      D W        (4.5.0-rc1-Sam460ex)
[   61.853105] MSR: 0002d000 <CE,EE,PR,ME>  CR: 28004262  XER: 00000000
[   61.876551]
GPR00: 1f45a134 bf97abf0 b7c4a6f0 b740cffc b6c23008 00000780 00000004 00000000
GPR08: 00000000 b740cffc 00000000 bf97aba0 1ff96404 20831ff4 00000000 00000780
GPR16: 00000000 00000020 00000000 00000000 00001e00 20e83650 00000438 b6c23008
GPR24: 00000780 bf97ac48 20e6d760 b740d000 b740d000 b6c23008 2009eff4 00001e00
[   61.992814] NIP [1ff96480] 0x1ff96480
[   62.013819] LR [1ff96404] 0x1ff96404
[   62.034763] Call Trace:
[   62.054369] ---[ end trace 8fcfa5f0e9942059 ]---
[   62.058990]
[   64.797128] Machine check in kernel mode.
[   64.801162] Data Write PLB Error
[   64.804390] Machine Check exception is imprecise
[   64.809014] Vector: 214  at [ecd77f10]
[   64.812767]     pc: 1fcc9484
[   64.815683]     lr: 1fcc9404
[   64.818600]     sp: bfe4cae0
[   64.821482]    msr: 2d000
[   64.824104]   current = 0xece22e00
[   64.827507]     pid   = 740, comm = Xorg
[   64.831432] Linux version 4.5.0-rc1-Sam460ex (root@julian-VirtualBox) (gcc version 4.8.2 (Ubuntu 4.8.2-16ubuntu3) ) #1 PREEMPT Mon Jan 25 16:03:17 AST 2016
[   64.845358] enter ? for help
[   64.848244] mon>  <no input ...>
[   66.851533] Oops: Machine check, sig: 7 [#6]
[   66.873043] PREEMPT Canyonlands
[   66.893235] Modules linked in:
[   66.913138] CPU: 0 PID: 740 Comm: Xorg Tainted: G      D W       4.5.0-rc1-Sam460ex #1
[   66.938074] task: ece22e00 ti: ecd76000 task.ti: ecd76000
[   66.960416] NIP: 1fcc9484 LR: 1fcc9404 CTR: 1fcc94d0
[   66.982195] REGS: ecd77f10 TRAP: 0214   Tainted: G      D W        (4.5.0-rc1-Sam460ex)
[   67.007263] MSR: 0002d000 <CE,EE,PR,ME>  CR: 44004242  XER: 20000000
[   67.030900]
GPR00: 1f18d134 bfe4cae0 b7bd16f0 b7393ffc b6baa008 00000778 00000004 00000000
GPR08: 00000000 b7393ffc 00000000 bfe4ca90 1fcc9404 20564ff4 00000000 00000780
GPR16: 00000000 00000020 00000000 00000000 00001e00 20805650 00000438 b6baa008
GPR24: 00000780 bfe4cb38 207ef760 b7394000 b7394000 b6baa008 1fdd1ff4 00001e00
[   67.147248] NIP [1fcc9484] 0x1fcc9484
[   67.168315] LR [1fcc9404] 0x1fcc9404
[   67.189241] Call Trace:
[   67.208910] ---[ end trace 8fcfa5f0e994205a ]---
[   67.213530]
[   72.365296] Machine check in kernel mode.
[   72.369331] Data Write PLB Error
[   72.372558] Machine Check exception is imprecise
[   72.377184] Vector: 214  at [ecd6df10]
[   72.380934]     pc: 200d2480
[   72.383851]     lr: 200d2404
[   72.386768]     sp: bfb01b40
[   72.389651]    msr: 2f900
[   72.392273]   current = 0xecd91700
[   72.395675]     pid   = 928, comm = Xorg
[   72.399601] Linux version 4.5.0-rc1-Sam460ex (root@julian-VirtualBox) (gcc version 4.8.2 (Ubuntu 4.8.2-16ubuntu3) ) #1 PREEMPT Mon Jan 25 16:03:17 AST 2016
[   72.413527] enter ? for help
[   72.416412] mon>  <no input ...>
[   74.419702] Oops: Machine check, sig: 7 [#7]
[   74.441602] PREEMPT Canyonlands
[   74.462437] Modules linked in:
[   74.482998] CPU: 0 PID: 928 Comm: Xorg Tainted: G      D W       4.5.0-rc1-Sam460ex #1
[   74.508629] task: ecd91700 ti: ecd6c000 task.ti: ecd6c000
[   74.531717] NIP: 200d2480 LR: 200d2404 CTR: 200d24d0
[   74.554253] REGS: ecd6df10 TRAP: 0214   Tainted: G      D W        (4.5.0-rc1-Sam460ex)
[   74.579928] MSR: 0002f900 <CE,EE,PR,FP,ME>  CR: 24004242  XER: 00000000
[   74.604398]
GPR00: 1f596134 bfb01b40 b7b706f0 b7332ffc b6b49008 00000780 00000004 00000000
GPR08: 00000000 b7332ffc 00000000 bfb01af0 200d2404 2096dff4 00000000 00000780
GPR16: 00000000 00000020 00000000 00000000 00001e00 20bd0638 00000438 b6b49008
GPR24: 00000780 bfb01b98 20bba748 b7333000 b7333000 b6b49008 201daff4 00001e00
[   74.722944] NIP [200d2480] 0x200d2480
[   74.744287] LR [200d2404] 0x200d2404
[   74.765543] Call Trace:
[   74.785568] ---[ end trace 8fcfa5f0e994205b ]---
[   74.790187]

Ubuntu Xenial Xerus (development branch) Sam460ex ttyS0

Sam460ex login: [   77.721209] Machine check in kernel mode.
[   77.725244] Data Write PLB Error
[   77.728470] Machine Check exception is imprecise
[   77.733097] Vector: 214  at [ecee9f10]
[   77.736846]     pc: 200a4480
[   77.739763]     lr: 200a4404
[   77.742680]     sp: bff59fc0
[   77.745563]    msr: 2f900
[   77.748185]   current = 0xecd39cc0
[   77.751588]     pid   = 951, comm = Xorg
[   77.755513] Linux version 4.5.0-rc1-Sam460ex (root@julian-VirtualBox) (gcc version 4.8.2 (Ubuntu 4.8.2-16ubuntu3) ) #1 PREEMPT Mon Jan 25 16:03:17 AST 2016
[   77.769439] enter ? for help
[   77.772325] mon>  <no input ...>
[   79.775614] Oops: Machine check, sig: 7 [#8]
[   79.798478] PREEMPT Canyonlands
[   79.820832] Modules linked in:
[   79.843000] CPU: 0 PID: 951 Comm: Xorg Tainted: G      D W       4.5.0-rc1-Sam460ex #1
[   79.870410] task: ecd39cc0 ti: ecee8000 task.ti: ecee8000
[   79.895399] NIP: 200a4480 LR: 200a4404 CTR: 200a44d0
[   79.919862] REGS: ecee9f10 TRAP: 0214   Tainted: G      D W        (4.5.0-rc1-Sam460ex)
[   79.947506] MSR: 0002f900 <CE,EE,PR,FP,ME>  CR: 24004242  XER: 00000000
[   79.973991]
GPR00: 1f568134 bff59fc0 b78c86f0 b708affc b68a1008 00000780 00000004 00000000
GPR08: 00000000 b708affc 00000000 bff59f70 200a4404 2093fff4 00000000 00000780
GPR16: 00000000 00000020 00000000 00000000 00001e00 209cb638 00000438 b68a1008
GPR24: 00000780 bff5a018 209b5748 b708b000 b708b000 b68a1008 201acff4 00001e00
[   80.101833] NIP [200a4480] 0x200a4480
[   80.124931] LR [200a4404] 0x200a4404
[   80.147819] Call Trace:
[   80.169301] ---[ end trace 8fcfa5f0e994205c ]---
[   80.173921]
[   82.785007] Machine check in kernel mode.
[   82.789037] Data Write PLB Error
[   82.792263] Machine Check exception is imprecise
[   82.796891] Vector: 214  at [ecef1f10]
[   82.800641]     pc: 1fd3b480
[   82.803556]     lr: 1fd3b404
[   82.806474]     sp: bfd64650
[   82.809356]    msr: 2f900
[   82.811978]   current = 0xece20b80
[   82.815381]     pid   = 971, comm = Xorg
[   82.819307] Linux version 4.5.0-rc1-Sam460ex (root@julian-VirtualBox) (gcc version 4.8.2 (Ubuntu 4.8.2-16ubuntu3) ) #1 PREEMPT Mon Jan 25 16:03:17 AST 2016
[   82.833232] enter ? for help
[   82.836118] mon>  <no input ...>
diff mbox

Patch

diff --git a/include/linux/pfn_t.h b/include/linux/pfn_t.h
index 37448ab5fb5c..81813051cec7 100644
--- a/include/linux/pfn_t.h
+++ b/include/linux/pfn_t.h
@@ -16,10 +16,25 @@ 
 #define PFN_DEV (1UL << (BITS_PER_LONG - 3))
 #define PFN_MAP (1UL << (BITS_PER_LONG - 4))
 
+extern pfn_t phys_to_pfn_t(phys_addr_t addr, unsigned long flags);
+
+static inline bool pfn_t_has_page(pfn_t pfn)
+{
+	return (pfn.val & PFN_MAP) == PFN_MAP || (pfn.val & PFN_DEV) == 0;
+}
+
+static inline unsigned long pfn_t_to_pfn(pfn_t pfn)
+{
+	return pfn.val & ~PFN_FLAGS_MASK;
+}
+
 static inline pfn_t __pfn_to_pfn_t(unsigned long pfn, unsigned long flags)
 {
 	pfn_t pfn_t = { .val = pfn | (flags & PFN_FLAGS_MASK), };
 
+	WARN_ONCE(pfn_t_to_pfn(pfn_t) != pfn, "pfn: %#lx pfn_t: %#lx\n",
+			pfn, pfn_t_to_pfn(pfn_t));
+
 	return pfn_t;
 }
 
@@ -29,18 +44,6 @@  static inline pfn_t pfn_to_pfn_t(unsigned long pfn)
 	return __pfn_to_pfn_t(pfn, 0);
 }
 
-extern pfn_t phys_to_pfn_t(phys_addr_t addr, unsigned long flags);
-
-static inline bool pfn_t_has_page(pfn_t pfn)
-{
-	return (pfn.val & PFN_MAP) == PFN_MAP || (pfn.val & PFN_DEV) == 0;
-}
-
-static inline unsigned long pfn_t_to_pfn(pfn_t pfn)
-{
-	return pfn.val & ~PFN_FLAGS_MASK;
-}
-
 static inline struct page *pfn_t_to_page(pfn_t pfn)
 {
 	if (pfn_t_has_page(pfn))