OpenSBI v0.4 (Jul  2 2019 11:53:53)
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 | |  | | '_ \ / _ \ '_ \ \___ \|  _ < | |
 | |__| | |_) |  __/ | | |____) | |_) || |_
  \____/| .__/ \___|_| |_|_____/|____/_____|
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Platform Name          : QEMU Virt Machine
Platform HART Features : RV64ACDFIMSU
Platform Max HARTs     : 8
Current Hart           : 0
Firmware Base          : 0x80000000
Firmware Size          : 112 KB
Runtime SBI Version    : 0.1

PMP0: 0x0000000080000000-0x000000008001ffff (A)
PMP1: 0x0000000000000000-0xffffffffffffffff (A,R,W,X)
(THU.CST) os is loading ...

Special kernel symbols:
  entry  0xc0200036 (virtual)
  etext  0xc0206610 (virtual)
  edata  0xc02a0ed0 (virtual)
  end    0xc02ac458 (virtual)
Kernel executable memory footprint: 690KB
memory management: default_pmm_manager
physcial memory map:
  memory: 0x07e00000, [0x80200000, 0x87ffffff].
vapaofset is 18446744070488326144
check_alloc_page() succeeded!
check_pgdir() succeeded!
check_boot_pgdir() succeeded!
use SLOB allocator
kmalloc_init() succeeded!
check_vma_struct() succeeded!
Store/AMO page fault
page fault at 0x00000100: K/W
check_pgfault() succeeded!
check_vmm() succeeded.
SWAP: manager = fifo swap manager
BEGIN check_swap: count 1, total 31567
setup Page Table for vaddr 0X1000, so alloc a page
setup Page Table vaddr 0~4MB OVER!
set up init env for check_swap begin!
Store/AMO page fault
page fault at 0x00001000: K/W
Store/AMO page fault
page fault at 0x00002000: K/W
Store/AMO page fault
page fault at 0x00003000: K/W
Store/AMO page fault
page fault at 0x00004000: K/W
set up init env for check_swap over!
write Virt Page c in fifo_check_swap
write Virt Page a in fifo_check_swap
write Virt Page d in fifo_check_swap
write Virt Page b in fifo_check_swap
write Virt Page e in fifo_check_swap
Store/AMO page fault
page fault at 0x00005000: K/W
swap_out: i 0, store page in vaddr 0x1000 to disk swap entry 2
write Virt Page b in fifo_check_swap
write Virt Page a in fifo_check_swap
Store/AMO page fault
page fault at 0x00001000: K/W
swap_out: i 0, store page in vaddr 0x2000 to disk swap entry 3
swap_in: load disk swap entry 2 with swap_page in vadr 0x1000
write Virt Page b in fifo_check_swap
Store/AMO page fault
page fault at 0x00002000: K/W
swap_out: i 0, store page in vaddr 0x3000 to disk swap entry 4
swap_in: load disk swap entry 3 with swap_page in vadr 0x2000
write Virt Page c in fifo_check_swap
Store/AMO page fault
page fault at 0x00003000: K/W
swap_out: i 0, store page in vaddr 0x4000 to disk swap entry 5
swap_in: load disk swap entry 4 with swap_page in vadr 0x3000
write Virt Page d in fifo_check_swap
Store/AMO page fault
page fault at 0x00004000: K/W
swap_out: i 0, store page in vaddr 0x5000 to disk swap entry 6
swap_in: load disk swap entry 5 with swap_page in vadr 0x4000
write Virt Page e in fifo_check_swap
Store/AMO page fault
page fault at 0x00005000: K/W
swap_out: i 0, store page in vaddr 0x1000 to disk swap entry 2
swap_in: load disk swap entry 6 with swap_page in vadr 0x5000
write Virt Page a in fifo_check_swap
Load page fault
page fault at 0x00001000: K/R
swap_out: i 0, store page in vaddr 0x2000 to disk swap entry 3
swap_in: load disk swap entry 2 with swap_page in vadr 0x1000
check_swap() succeeded!
++ setup timer interrupts
kernel_execve: pid = 2, name = "faultreadkernel".
Breakpoint
Load page fault
not valid addr fac00000, and  can not find it in vma
trapframe at 0xffffffffc04b2ee0
  zero     0x00000000
  ra       0x0080013c
  sp       0x7ffffff0
  gp       0x00000000
  tp       0x00000000
  t0       0x00000000
  t1       0x00000000
  t2       0x00000000
  s0       0x00000000
  s1       0x00000000
  a0       0x00000000
  a1       0x00000000
  a2       0x00000000
  a3       0x00000000
  a4       0x00000000
  a5       0xfac00000
  a6       0x00000000
  a7       0x00000000
  s2       0x00000000
  s3       0x00000000
  s4       0x00000000
  s5       0x00000000
  s6       0x00000000
  s7       0x00000000
  s8       0x00000000
  s9       0x00000000
  s10      0x00000000
  s11      0x00000000
  t3       0x00000000
  t4       0x00000000
  t5       0x00000000
  t6       0x00000000
  status   0x00046000
  epc      0x00800564
  tval 0xfac00000
  cause    0x0000000d
kernel panic at kern/trap/trap.c:241:
    handle pgfault failed. invalid parameter