[Merrii Hummingbird A20 Unable to handle kernel paging request at virtual address ef800018]

Starting kernel ...

 

<6>Booting Linux on physical CPU 0

<6>Initializing cgroup subsys cpuset

<6>Initializing cgroup subsys cpu

<5>Linux version 3.4.113-sun7i (root@vultr.guest) (gcc version 4.8.4 (Ubuntu/Linaro 4.8.4-2ubuntu1~14.04.1) ) #1 SMP PREEMPT Tue Jan 24 12:18:02 UTC 2017

CPU: ARMv7 Processor [410fc074] revision 4 (ARMv7), cr=10c5387d

CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache

Machine: sun7i

<6>Memory Reserved:

<6> SYS : 0x43000000 - 0x4300ffff ( 64 kB)

<6> LCD : 0x44000000 - 0x44ffffff ( 16 MB)

Memory policy: ECC disabled, Data cache writealloc

<6>sunxi: Allwinner A20 (AW1651/sun7i) detected.

<7>On node 0 totalpages: 262144

<7>free_area_init_node: node 0, pgdat c0a81800, node_mem_map d0000000

<7> DMA zone: 512 pages used for memmap

<7> DMA zone: 0 pages reserved

<7> DMA zone: 65024 pages, LIFO batch:15

<7> Normal zone: 1008 pages used for memmap

<7> Normal zone: 128016 pages, LIFO batch:31

<7> HighMem zone: 528 pages used for memmap

<7> HighMem zone: 67056 pages, LIFO batch:15

<6>PERCPU: Embedded 8 pages/cpu @d0808000 s8256 r8192 d16320 u32768

<7>pcpu-alloc: s8256 r8192 d16320 u32768 alloc=8*4096<c>

<7>pcpu-alloc: <c>[0] <c>0 <c>[0] <c>1 <c>

Built 1 zonelists in Zone order, mobility grouping on. Total pages: 260096

<5>Kernel command line: root=UUID=357b8f5e-cf59-467f-8ec9-83052f626281 rootwait rootfstype=ext4 console=tty1 console=ttyS0,115200 cgroup_enable=memory swapaccount=1 hdmi.audio=EDID:0 disp.screen0_output_mode=1920x1080p60 panic=10 consoleblank=0 enforcing=0 loglevel=1 ubootpart=0002b3eb-01 ubootsource=mmc sunxi_ve_mem_reserve=0 sunxi_g2d_mem_reserve=0 sunxi_fb_mem_reserve=16

<6>PID hash table entries: 4096 (order: 2, 16384 bytes)

<6>Dentry cache hash table entries: 131072 (order: 7, 524288 bytes)

<6>Inode-cache hash table entries: 65536 (order: 6, 262144 bytes)

<6>allocated 2097152 bytes of page_cgroup

<6>please try 'cgroup_disable=memory' option if you don't want memory cgroups

<6>Memory: 1024MB = 1024MB total

<5>Memory: 1004748k/1004748k available, 43828k reserved, 270336K highmem

<5>Virtual kernel memory layout:

vector : 0xffff0000 - 0xffff1000 ( 4 kB)

fixmap : 0xfff00000 - 0xfffe0000 ( 896 kB)

vmalloc : 0xf0000000 - 0xff000000 ( 240 MB)

lowmem : 0xc0000000 - 0xef800000 ( 760 MB)

pkmap : 0xbfe00000 - 0xc0000000 ( 2 MB)

modules : 0xbf000000 - 0xbfe00000 ( 14 MB)

.text : 0xc0008000 - 0xc09d7c28 (10048 kB)

.init : 0xc09d8000 - 0xc0a10040 ( 225 kB)

.data : 0xc0a12000 - 0xc0a8a0e0 ( 481 kB)

.bss : 0xc0a8a104 - 0xc0c5f4f8 (1877 kB)

<6>SLUB: Genslabs=11, HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1

<6>Preemptible hierarchical RCU implementation.

<6> RCU dyntick-idle grace-period acceleration is enabled.

<6> Additional per-CPU info printed with stalls.

<6>NR_IRQS:192

<6>Architected local timer running at 24.00MHz.

<6>sched_clock: 32 bits at 24MHz, resolution 41ns, wraps every 178956ms

<2>start_kernel(): bug: interrupts were enabled early

<6>Console: colour dummy device 80x30

<6>console [tty1] enabled

<6>Calibrating delay loop... <c>1816.98 BogoMIPS (lpj=9084928)

<6>pid_max: default: 32768 minimum: 301

<6>Mount-cache hash table entries: 512

<6>Initializing cgroup subsys cpuacct

<6>Initializing cgroup subsys memory

<6>Initializing cgroup subsys devices

<6>Initializing cgroup subsys freezer

<6>Initializing cgroup subsys blkio

<6>Initializing cgroup subsys perf_event

<6>CPU: Testing write buffer coherency: ok

<6>CPU0: thread -1, cpu 0, socket 0, mpidr 80000000

<6>hw perfevents: enabled with ARMv7 Cortex-A7 PMU driver, 5 counters available

<6>Setting up static identity map for 0x40716f70 - 0x40716fc8

CPU1: Booted secondary processor

<6>CPU1: thread -1, cpu 1, socket 0, mpidr 80000001

<6>Brought up 2 CPUs

<6>SMP: Total of 2 processors activated (3640.52 BogoMIPS).

<6>devtmpfs: initialized

<6>dummy:

<6>NET: Registered protocol family 16

<6>DMA: preallocated 256 KiB pool for atomic coherent allocations

<6>hw-breakpoint: found 5 (+1 reserved) breakpoint and 4 watchpoint registers.

<6>hw-breakpoint: maximum watchpoint size is 8 bytes.

<6>[ccu-inf] aw clock manager init

<6>[ccu-inf] aw_ccu_init

<1>Unable to handle kernel paging request at virtual address ef800018

<1>pgd = c0004000

<1>[ef800018] *pgd=00000000

<0>Internal error: Oops: 5 [#1] PREEMPT SMP ARM

<d>Modules linked in:

CPU: 0 Not tainted (3.4.113-sun7i #1)

PC is at strncmp+0x10/0x7c

LR is at 0xef800019

pc : [<c03f22cc>] lr : [<ef800019>] psr: 20000013

sp : ef03bf24 ip : 00000000 fp : 00000000

r10: c08c48c4 r9 : 00000010 r8 : ef03bf4c

r7 : c3000000 r6 : c08c48cc r5 : fee23322 r4 : ef800018

r3 : 00000063 r2 : 00000020 r1 : ef800018 r0 : c08c48c4

Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment kernel

Control: 10c5387d Table: 4000406a DAC: 00000015

 

PC: 0xc03f224c:

224c 12811001 e153000c 1afffff9 e12fff1e e5d03000 e3530000 e1a03000 0a000002

226c e5f32001 e3520000 1afffffc e4d12001 e3520000 e4c32001 1afffffb e12fff1e

228c e4d03001 e4d12001 e1530002 1a000003 e3530000 1afffff9 e1a00003 e12fff1e

22ac e1520003 93a00001 83e00000 e12fff1e e3520000 0a00001a e52de004 e281e001

22cc e5d1c000 e2801001 e5d03000 e153000c 1a00000d e3530000 0a00000f e0800002

22ec ea000005 e4d13001 e4dec001 e153000c 1a000005 e3530000 0a000007 e1510000

230c 1afffff7 e3a00000 e49df004 e153000c 23a00001 33e00000 e49df004 e1a00003

232c e49df004 e1a00002 e12fff1e e3510000 e241c001 0a000017 e5d01000 e3510000

 

LR: 0xef7fff99:

ff98 00000000 00000000 f57ff05f e12fff1e e320f000 e320f000 e320f000 e320f000

ffb8 e320f000 e320f000 f57ff05f e1923f9f e0533000 01823f91 03330001 0afffffa

ffd8 e2730000 eaffffef ee1d0f70 e12fff1e ee1d0f70 00000000 00000000 00000000

fff8 00000000 00000005 ******** ******** ******** ******** ******** ********

0018 ******** ******** ******** ******** ******** ******** ******** ********

0038 ******** ******** ******** ******** ******** ******** ******** ********

0058 ******** ******** ******** ******** ******** ******** ******** ********

0078 ******** ******** ******** ******** ******** ******** ******** ********

0098 ******** ******** ******** ******** ******** ******** ******** ********

 

SP: 0xef03bea4:

bea4 c0a0f3d0 00000000 c000f28c c0a23520 f1c82000 ef03bed8 ef03bf0c c03f22cc

bec4 20000013 ffffffff ef03bf0c ef03bf4c c000e518 c08c48c4 ef800018 00000020

bee4 00000063 ef800018 fee23322 c08c48cc c3000000 ef03bf4c 00000010 c08c48c4

bf04 00000000 00000000 ef03bf24 ef800019 c03f22cc 20000013 ffffffff a0000013

bf24 c0031d14 000000b6 c0a8c32c c0a8b4f4 c0a8a6bc 00000000 c0a8a6bc c001cf4c

bf44 c001d01c c00174e0 00000000 00000000 c0a0d2c8 00000003 c0a8a140 c0a8a140

bf64 c0a8a140 000000f9 c00086a0 d08053cb c07b314c 000000f9 ef03a030 c0a0d200

bf84 c09a308c c08c0374 00000003 d08053e2 00000003 00000001 c0a0d2c8 00000003

 

R0: 0xc08c4844:

4844 3a732520 74657320 20732520 65726170 7420746e 7325206f 69616620 0a64656c

4864 00000000 5b3e363c 2d756363 5d666e69 20776120 636f6c63 616d206b 6567616e

4884 6e692072 000a7469 5b3e333c 2d756363 5d727265 79727420 206f7420 20746567

48a4 636f6c63 6425206b 666e6920 616d726f 6e6f7469 69616620 0a64656c 00000000

48c4 636f6c63 0000006b 336c6c70 00000000 5b3e363c 2d756363 5d666e69 72637320

48e4 20747069 666e6f63 70206769 20336c6c 25206f74 7a484d64 0000000a 5b3e333c

4904 2d756363 5d727265 20202020 766e6920 64696c61 6c617620 202c6575 7473756d

4924 206e6920 484d3732 207e207a 4d313833 000a7a48 346c6c70 00000000 5b3e363c

 

R1: 0xef7fff98:

ff98 00000000 00000000 f57ff05f e12fff1e e320f000 e320f000 e320f000 e320f000

ffb8 e320f000 e320f000 f57ff05f e1923f9f e0533000 01823f91 03330001 0afffffa

ffd8 e2730000 eaffffef ee1d0f70 e12fff1e ee1d0f70 00000000 00000000 00000000

fff8 00000000 00000005 ******** ******** ******** ******** ******** ********

0018 ******** ******** ******** ******** ******** ******** ******** ********

0038 ******** ******** ******** ******** ******** ******** ******** ********

0058 ******** ******** ******** ******** ******** ******** ******** ********

0078 ******** ******** ******** ******** ******** ******** ******** ********

 

R4: 0xef7fff98:

ff98 00000000 00000000 f57ff05f e12fff1e e320f000 e320f000 e320f000 e320f000

ffb8 e320f000 e320f000 f57ff05f e1923f9f e0533000 01823f91 03330001 0afffffa

ffd8 e2730000 eaffffef ee1d0f70 e12fff1e ee1d0f70 00000000 00000000 00000000

fff8 00000000 00000005 ******** ******** ******** ******** ******** ********

0018 ******** ******** ******** ******** ******** ******** ******** ********

0038 ******** ******** ******** ******** ******** ******** ******** ********

0058 ******** ******** ******** ******** ******** ******** ******** ********

0078 ******** ******** ******** ******** ******** ******** ******** ********

 

R5: 0xfee232a2:

32a0 ******** ******** ******** ******** ******** ******** ******** ********

32c0 ******** ******** ******** ******** ******** ******** ******** ********

32e0 ******** ******** ******** ******** ******** ******** ******** ********

3300 ******** ******** ******** ******** ******** ******** ******** ********

3320 ******** ******** ******** ******** ******** ******** ******** ********

3340 ******** ******** ******** ******** ******** ******** ******** ********

3360 ******** ******** ******** ******** ******** ******** ******** ********

3380 ******** ******** ******** ******** ******** ******** ******** ********

33a0 ******** ******** ******** ******** ******** ******** ******** ********

 

R6: 0xc08c484c:

484c 20732520 65726170 7420746e 7325206f 69616620 0a64656c 00000000 5b3e363c

486c 2d756363 5d666e69 20776120 636f6c63 616d206b 6567616e 6e692072 000a7469

488c 5b3e333c 2d756363 5d727265 79727420 206f7420 20746567 636f6c63 6425206b

48ac 666e6920 616d726f 6e6f7469 69616620 0a64656c 00000000 636f6c63 0000006b

48cc 336c6c70 00000000 5b3e363c 2d756363 5d666e69 72637320 20747069 666e6f63

48ec 70206769 20336c6c 25206f74 7a484d64 0000000a 5b3e333c 2d756363 5d727265

490c 20202020 766e6920 64696c61 6c617620 202c6575 7473756d 206e6920 484d3732

492c 207e207a 4d313833 000a7a48 346c6c70 00000000 5b3e363c 2d756363 5d666e69

 

R7: 0xc2ffff80:

ff80 ffffdfff ffdfffff fffffff7 fffffffd ffffffff ff7ffff6 ffffffff efffffff

ffa0 fffffdff ffffffff ffffffff ff7fffff bfffffff ffffffff fffb7fff ffffffbf

ffc0 fdff7fff ffffffff fffff7ff ffffffef ffffdfff ffffffff f7df7fff ffffffff

ffe0 ffffffff ffff7fff fffffffe fffffff7 ffffffff ffffffff f7ffffff fffffeff

0000 fffeffef ffffffff ffffffff ffffffff f7ffffff ffffffff 7fefffff fff7ffff

0020 feffffff ffffffbb ffffffff feffffff ffffffff fffffffe fffffeff ffffffff

0040 ffffffff ffffffff ff7fefff fffff7ff ff7ffb7f ffffffff feffeef7 ffffffff

0060 feffdfff ffffff7f fffffeff ffffffff fff7feff ffffffe7 f7fbffff fff7ffff

 

R8: 0xef03becc:

becc ef03bf0c ef03bf4c c000e518 c08c48c4 ef800018 00000020 00000063 ef800018

beec fee23322 c08c48cc c3000000 ef03bf4c 00000010 c08c48c4 00000000 00000000

bf0c ef03bf24 ef800019 c03f22cc 20000013 ffffffff a0000013 c0031d14 000000b6

bf2c c0a8c32c c0a8b4f4 c0a8a6bc 00000000 c0a8a6bc c001cf4c c001d01c c00174e0

bf4c 00000000 00000000 c0a0d2c8 00000003 c0a8a140 c0a8a140 c0a8a140 000000f9

bf6c c00086a0 d08053cb c07b314c 000000f9 ef03a030 c0a0d200 c09a308c c08c0374

bf8c 00000003 d08053e2 00000003 00000001 c0a0d2c8 00000003 c0a8a140 c0a8a140

bfac c09d8278 000000f9 c0a071a0 c0a07188 c09d89ec 00000003 00000003 c09d8278

 

R10: 0xc08c4844:

4844 3a732520 74657320 20732520 65726170 7420746e 7325206f 69616620 0a64656c

4864 00000000 5b3e363c 2d756363 5d666e69 20776120 636f6c63 616d206b 6567616e

4884 6e692072 000a7469 5b3e333c 2d756363 5d727265 79727420 206f7420 20746567

48a4 636f6c63 6425206b 666e6920 616d726f 6e6f7469 69616620 0a64656c 00000000

48c4 636f6c63 0000006b 336c6c70 00000000 5b3e363c 2d756363 5d666e69 72637320

48e4 20747069 666e6f63 70206769 20336c6c 25206f74 7a484d64 0000000a 5b3e333c

4904 2d756363 5d727265 20202020 766e6920 64696c61 6c617620 202c6575 7473756d

4924 206e6920 484d3732 207e207a 4d313833 000a7a48 346c6c70 00000000 5b3e363c

<0>Process swapper/0 (pid: 1, stack limit = 0xef03a2f0)

<0>Stack: (0xef03bf24 to 0xef03c000)

<0>bf20: c0031d14 000000b6 c0a8c32c c0a8b4f4 c0a8a6bc 00000000 c0a8a6bc

<0>bf40: c001cf4c c001d01c c00174e0 00000000 00000000 c0a0d2c8 00000003 c0a8a140

<0>bf60: c0a8a140 c0a8a140 000000f9 c00086a0 d08053cb c07b314c 000000f9 ef03a030

<0>bf80: c0a0d200 c09a308c c08c0374 00000003 d08053e2 00000003 00000001 c0a0d2c8

<0>bfa0: 00000003 c0a8a140 c0a8a140 c09d8278 000000f9 c0a071a0 c0a07188 c09d89ec

<0>bfc0: 00000003 00000003 c09d8278 00000013 00000000 00000000 c09d8854 c000f51c

<0>bfe0: 00000013 00000000 00000000 00000000 00000000 c000f51c ffffffff ffffffdf

[<c03f22cc>] (strncmp+0x10/0x7c) from [<c0031d14>] (script_parser_fetch+0x6c/0x180)

[<c0031d14>] (script_parser_fetch+0x6c/0x180) from [<c001d01c>] (clk_init+0xd0/0x358)

[<c001d01c>] (clk_init+0xd0/0x358) from [<c00086a0>] (do_one_initcall+0x11c/0x174)

[<c00086a0>] (do_one_initcall+0x11c/0x174) from [<c09d89ec>] (kernel_init+0x198/0x230)

[<c09d89ec>] (kernel_init+0x198/0x230) from [<c000f51c>] (kernel_thread_exit+0x0/0x8)

<0>Code: e3520000 0a00001a e52de004 e281e001 (e5d1c000)

<4>---[ end trace 1b75b31a2719ed1c ]---

<0>Kernel panic - not syncing: Attempted to kill init! exitcode=0x0000000b

 

<2>CPU1: stopping

[<c00150f4>] (unwind_backtrace+0x0/0x134) from [<c0013c44>] (handle_IPI+0x1b8/0x1cc)

[<c0013c44>] (handle_IPI+0x1b8/0x1cc) from [<c0008508>] (gic_handle_irq+0x54/0x58)

[<c0008508>] (gic_handle_irq+0x54/0x58) from [<c000e580>] (__irq_svc+0x40/0x74)

Exception stac