AT91SAM9X5EK移植linux4sam6.1包，buildroot制作ubifs挂载成功，执行/sbin/init时提示init (1): undefined instruction

AT91Bootstrap 3.8.13 (Thu Oct 17 17:21:19 CST 2019)

1-Wire: Loading 1-Wire information …
1-Wire: ROM Searching … Done, 0 1-Wire chips found

WARNING: 1-Wire: No 1-Wire chip found

1-Wire: Using default information

1-Wire: Board sn: 0x4010425 revision: 0x8421

NAND: ONFI flash detected
chip->numblocks = 0x800
chip->blocksize = 0x40000
chip->pagesize = 0x1000
chip->oobsize = 224
chip->buswidth = 0
chip->eccbits = 8
chip->eccwordsize = 512
NAND: Manufacturer ID: 0x2c Chip ID: 0xdc
NAND: Page Bytes: 4096, Spare Bytes: 224
NAND: ECC Correctability Bits: 8, ECC Sector Bytes: 512
NAND: Initialize PMECC params, cap: 8, sector: 512
NAND: Image: Copy 0xc0000 bytes from 0x40000 to 0x22f00000
NAND: Done to load image
<debug_uart>

Uboot-2019.04-linux4sam_6.1, for N Version: v1.0 2019-10-17

U-Boot code: 22F00000 -> 22F968B4 BSS: -> 22F9E864
CPU: AT91SAM9G25
Crystal frequency: 12 MHz
CPU clock : 400 MHz
Master clock : 133.333 MHz
Model: Atmel AT91SAM9G25-EK
DRAM: Monitor len: 0009E864
Ram size: 08000000
Ram top: 28000000
TLB table from 27ff0000 to 27ff4000
Reserving 634k for U-Boot at: 27f51000
Reserving 516k for malloc() at: 27ed0000
Reserving 80 Bytes for Board Info at: 27ecffb0
Reserving 232 Bytes for Global Data at: 27ecfec8
Reserving 30368 Bytes for FDT at: 27ec8828

RAM Configuration:
Bank #0: 20000000
DRAM: 128 MiB
New Stack Pointer is: 27ec8800
Relocation Offset is: 05051000
Relocating to 27f51000, new gd at 27ecfec8, sp at 27ec8800
Pre-reloc malloc() used 0x3f8 bytes (0 KB)
Now running in RAM - U-Boot at: 27f51000
NAND: nand_base: device found, Manufacturer ID: 0x2c, Chip ID: 0xdc
nand_base: Micron NAND 512MiB 3,3V 8-bit
nand_base: Micron NAND 512MiB 3,3V 8-bit
nand_base: 512 MiB, SLC, erase size: 256 KiB, page size: 4096, OOB size: 224
512 MiB
Loading Environment from NAND…
Scanning device for bad blocks
Destroy Hash Table: 27fe4ec0 table = 00000000
Create Hash Table: N=512
INSERT: table 27fe4ec0, filled 1/521 rv 27f3a340 ==> name=“baudrate” value=“115200”
INSERT: table 27fe4ec0, filled 2/521 rv 27f39ddc ==> name=“at91sam9g25_test” value=“test -n $cpu && test KaTeX parse error: Expected 'EOF', got '&' at position 19: … = AT91SAM9G25 &̲& setenv board_…{board_name};”
INSERT: table 27fe4ec0, filled 4/521 rv 27f3bed4 ==> name=“bootargs” value="console=ttyS0,115200 user_debug=31 mtdparts=atmel_nand:256k(bootstrap)ro,768k(uboot)ro,256k(env_redundant),256k(env)ro,128k(dtb)ro,6528k(itb)ro,64M(rootfs)rw,440M(home)rw rootfstype=ubifs ubi.mtd=6 root=uINSERT: table 27fe4ec0, filled 5/521 rv 27f3b72c ==> name=“bootcmd_boot” value=“nand read 0x24000000 0x00180000 0x400000;bootm 0x24000000${at91_dtb_config}”
INSERT: table 27fe4ec0, filled 6/521 rv 27f3a764 ==> name=“bootcmd” value=“run at91_test_cpu; run bootcmd_boot;”
INSERT: table 27fe4ec0, filled 7/521 rv 27f3afc0 ==> name=“bootdelay” value=“1”
INSERT: table 27fe4ec0, filled 8/521 rv 27f3aa84 ==> name=“stderr” value=“serial”
INSERT: table 27fe4ec0, filled 9/521 rv 27f3a2a0 ==> name=“stdin” value=“serial”
INSERT: table 27fe4ec0, filled 10/521 rv 27f3b3d0 ==> name=“stdout” value=“serial”
INSERT: table 27fe4ec0, filled 11/521 rv 27f3a688 ==> name=“ethact” value=“macb0”
INSERT: table 27fe4ec0, filled 12/521 rv 27f3a0d4 ==> name=“ethaddr” value=“4E:65:6E:67:52:69”
INSERT: table 27fe4ec0, filled 13/521 rv 27f3bdf8 ==> name=“ipaddr” value=“192.168.1.100”
INSERT: table 27fe4ec0, filled 14/521 rv 27f3a55c ==> name=“serverip” value=“192.168.1.88”
INSERT: table 27fe4ec0, filled 15/521 rv 27f3bf4c ==> name=“gatewayip” value=“192.168.1.1”
INSERT: table 27fe4ec0, filled 16/521 rv 27f3a520 ==> name=“netmask” value=“255.255.255.0”
INSERT: free(data = 27f196a8)
INSERT: done
OK
In: serial
Out: serial
Err: serial
Net: eth0: ethernet@f802c000
Press Enter key to abort autoboot in 1 seconds

NAND read: device 0 offset 0x180000, size 0x400000
4194304 bytes read: OK

Current stack ends at 0x27ec8388

Loading kernel from FIT Image at 24000000 …

Using ‘sam9g25’ configuration
Trying ‘kernel@1’ kernel subimage
Description: Linux4SAM Linux kernel
Type: Kernel Image
Compression: uncompressed
Data Start: 0x240000d8
Data Size: 3623760 Bytes = 3.5 MiB
Architecture: ARM
OS: Linux
Load Address: 0x22000000
Entry Point: 0x22000000
Hash algo: crc32
Hash value: 743c2789
Hash algo: sha1
Hash value: 00ec07fba383656dfe65e6e52726fe37771575ba
Verifying Hash Integrity … crc32+ sha1+ OK
kernel data at 0x240000d8, len = 0x00374b50 (3623760)