用户您好，请详细描述您所遇到的问题：
- 系统软件版本： (通过 cat /etc/version 获得)
- 问题涉及的技术领域： (硬件、操作系统）
- 问题描述：无法读出tf卡中的系统。
- 复现概率：（必现） 已进行的排查措施 ，日志中出现：
mmc fail to send set blkcnt cmd
fs_devread read outside partition 542819616
Failed to mount ext2 filesystem…
** Unrecognized filesystem type **
disable watchdog success !
系统类型问题么？ 该如何修复呢？
5.日志如下：
verify signature of header: verify ok!
verify signature of image: verify ok!
bypass bpu image
clear keybank!!!
SFLOW_DBG_EN
Trying to boot from RAM
SPL: bl31 will jump to u-boot or other entry (0x4000000)
SFLOW_CLR_KEY
SFLOW_REG_LD
install_portal copy portal
install_portal call smc and jump to bl31 cold entry(0x0)
hb som type: 5
X3 PI reset VDD_SD done
U-Boot 2018.09-g40785bca (May 27 2022 - 16:30:48 +0800)
Model: Hobot XJ3 Soc Board
DRAM: system DDR size: 0xffe00000
4 GiB
MMC: dwmmc@A5010000: 0, dwmmc@A5011000: 1, dwmmc@A5012000: 2 (SD)
Loading Environment from UBI… GigaDevice SPI NAND was found.
128 MiB, block size: 128 KiB, page size: 2048, OOB size: 64
*** Warning - bad CRC, using default environment
In: serial@a5000000
Out: serial@a5000000
Err: serial@a5000000
Net: x3 sdb reset eth phy done
Warning: ethernet@A5014000 (eth0) using random MAC address - 1e:9c:db:09:a8:2a
eth0: ethernet@A5014000
Disable cnn cores ..
dtb_name:hobot-x3-pi.dtb
base board type: X3 SDB
bootmode: NAND
board_id = 31540334
hb_boot_args_cmd_set custom_bootargs 0 ubuntu_boot 1
Hit any key to stop autoboot: 0
enable watchdog success !
switch to partitions #0, OK
mmc2 is current device
mmc fail to send set blkcnt cmd
fs_devread read outside partition 542819616
Failed to mount ext2 filesystem…
** Unrecognized filesystem type **
disable watchdog success !