AXS101: Problems with next-20160104

[Carlos Palminha]

Hi guys,

I just tried to boot next-20160104 with ARC AXS101 and it goes on a loop when freeing boot mem... (check log below).

Regards,
C.Palminha


U-Boot 2015.10 (Nov 17 2015 - 19:28:48 +0100)

I2C:   ready
DRAM:  512 MiB
NAND:  512 MiB
MMC:   Synopsys Mobile storage: 0
In:    serial0 at e0022000
Out:   serial0 at e0022000
Err:   serial0 at e0022000
Net:   eth0: ethernet at e0018000
Hit any key to stop autoboot:  0
reading uImage
7774496 bytes read in 664 ms (11.2 MiB/s)
## Booting kernel from Legacy Image at 82000000 ...
   Image Name:   Linux-4.4.0-rc7-next-20160104
   Image Type:   ARC Linux Kernel Image (uncompressed)
   Data Size:    7774432 Bytes = 7.4 MiB
   Load Address: 80000000
   Entry Point:  800de000
   Verifying Checksum ... OK
   Loading Kernel Image ... OK

Starting kernel ...

Linux version 4.4.0-rc7-next-20160104 (palminha at palminha-vm) (gcc version 4.8.4 (Buildroot 2015.08.1) ) #2 PREEMPT Mon Jan 4 17:41:19 WET 2016
Memory @ 80000000 [512M]
Machine model: snps,axs101
earlycon: Early serial console at MMIO32 0xe0022000 (options '115200n8')
bootconsole [uart0] enabled
AXS: MainBoard v3 FPGA Date: 25-6-2015

IDENTITY        : ARCVER [0x34] ARCNUM [0x4] CHIPID [ 0x0]
processor [0]   : ARC 700 R4.10 (ARCompact ISA)
CPU speed       : 750.00 Mhz
Timers          : Timer0 Timer1
ISA Extn        : atomic
                : mpy norm barrel-shift swap minmax swape
BPU             : partial match, cache:512, Predict Table:512
MMU [v3]        : 8k PAGE, JTLB 512 (128x4), uDTLB 8, uITLB 4
I-Cache         : 32K, 2way/set, 32B Line, VIPT aliasing
D-Cache         : 32K, 4way/set, 32B Line, VIPT
Vector Table    : 0x80000000
Uncached Base   : 0xc0000000
FPU             : SP DP
DEBUG           : ActionPoint smaRT
OS ABI [v3]     : no-legacy-syscalls
CONFIG_ARC_FPU_SAVE_RESTORE needed for working apps
Built 1 zonelists in Zone order, mobility grouping on.  Total pages: 65248
Kernel command line: earlycon=uart8250,mmio32,0xe0022000,115200n8 console=tty0 console=ttyS3,115200n8 consoleblank=0
PID hash table entries: 2048 (order: 0, 8192 bytes)
Dentry cache hash table entries: 65536 (order: 5, 262144 bytes)
Inode-cache hash table entries: 32768 (order: 4, 131072 bytes)
BUG: Bad page state in process swapper  pfn:403b6
page:9fdc8598 count:0 mapcount:1 mapping:  (null) index:0x0
flags: 0x0()
page dumped because: nonzero mapcount
Modules linked in:
CPU: 0 PID: 0 Comm: swapper Not tainted 4.4.0-rc7-next-20160104 #2

Stack Trace:
  arc_unwind_core.constprop.1+0xa4/0x110
  bad_page+0xda/0x120
  free_pages_prepare+0x232/0x244
  __free_pages_ok+0x1c/0x300
  free_all_bootmem+0x13c/0x1b8
Disabling lock debugging due to kernel taint
BUG: Bad page state in process swapper  pfn:403b7
page:9fdc85bc count:0 mapcount:1 mapping:  (null) index:0x0
flags: 0x0()
page dumped because: nonzero mapcount
Modules linked in:
CPU: 0 PID: 0 Comm: swapper Tainted: G    B           4.4.0-rc7-next-20160104 #2

Stack Trace:
  arc_unwind_core.constprop.1+0xa4/0x110
  bad_page+0xda/0x120
  free_pages_prepare+0x218/0x244
  __free_pages_ok+0x1c/0x300
  free_all_bootmem+0x13c/0x1b8
BUG: Bad page state in process swapper  pfn:403b8
page:9fdc85e0 count:0 mapcount:1 mapping:  (null) index:0x0
flags: 0x0()
page dumped because: nonzero mapcount
Modules linked in:
CPU: 0 PID: 0 Comm: swapper Tainted: G    B           4.4.0-rc7-next-20160104 #2

Stack Trace:
  arc_unwind_core.constprop.1+0xa4/0x110
  bad_page+0xda/0x120
  free_pages_prepare+0x232/0x244
  __free_pages_ok+0x1c/0x300
  free_all_bootmem+0x13c/0x1b8
BUG: Bad page state in process swapper  pfn:403b9
page:9fdc8604 count:0 mapcount:1 mapping:  (null) index:0x0
flags: 0x0()
page dumped because: nonzero mapcount
Modules linked in:
CPU: 0 PID: 0 Comm: swapper Tainted: G    B           4.4.0-rc7-next-20160104 #2

Stack Trace:
  arc_unwind_core.constprop.1+0xa4/0x110
  bad_page+0xda/0x120
  free_pages_prepare+0x218/0x244
  __free_pages_ok+0x1c/0x300
  free_all_bootmem+0x13c/0x1b8
BUG: Bad page state in process swapper  pfn:403ba
page:9fdc8628 count:0 mapcount:1 mapping:  (null) index:0x0
flags: 0x0()
page dumped because: nonzero mapcount
Modules linked in:
CPU: 0 PID: 0 Comm: swapper Tainted: G    B           4.4.0-rc7-next-20160104 #2

Stack Trace:
  arc_unwind_core.constprop.1+0xa4/0x110
  bad_page+0xda/0x120
  free_pages_prepare+0x218/0x244
  __free_pages_ok+0x1c/0x300
  free_all_bootmem+0x13c/0x1b8
BUG: Bad page state in process swapper  pfn:403bb
page:9fdc864c count:0 mapcount:1 mapping:  (null) index:0x0
flags: 0x0()
page dumped because: nonzero mapcount
Modules linked in:
CPU: 0 PID: 0 Comm: swapper Tainted: G    B           4.4.0-rc7-next-20160104 #2