iMX8MQ定制板出现内核崩溃的情况怎么解决？

我们在使用 iMx8MQ 自定义板时从 emmc 启动板时它卡在内核中并显示内核恐慌错误。附上日志供参考
[2023-05-02 18:29:26.814] [3.368409] EXT4-fs (mmcblk0p2): 加载日志时出错
[2023-05-02 18:29:26.814] [3.378764] VFS: 无法打开根设备“mmcblk0p2”或未知块（179,2）：错误-5
[2023-05-02 18：29：26.814] [3.386690]请附加正确的“root =”启动选项；以下是可用的分区：
[2023-05-02 18:29:26.814] [ 3.395070] 1f00 32768 mtdblock0
[2023-05-02 18:29:26.814] [ 3.395072] （驱动程序？）
[2023-05-02 18 ：29：26.814] [3.401641] b300 30535680 mmcblk0
[2023-05-02 18：29：26.814] [3.401643]驱动程序：mmcblk [2023-05-02 18：29：26.814] [3.408467]
b30 1 5452596 mmcblk0p1 fb8f6d72-01
[2023-05-02 18:29:26.814] [ 3.408468]
[2023-05-02 18:29:26.814] [ 3.415279] b302 5452596 mmcblk0p2 fb8f6d72-02
[2023-05-02 18:29:26.814] [3.415280]
[2023-05-02 18:29:26.814] [3.422124] b303 17825792 mmcblk0p3 fb8f6d72-03
[2023-05-02 18:29:2 6.814] [ 3.422125 ]
[2023-05-02 18:29:26.814] [ 3.428939] b304 1048576 mmcblk0p4 fb8f6d72-04
[2023-05-02 18:29:26.814] [ 3.428940]
[2023-05-02 18:29: 26.814] [ 3.435761]内核恐慌 - 不同步：VFS：无法在未知块（179,2）上安装根 fs
[2023-05-02 18：29：26.814] [3.444199] CPU：1 PID：1 Comm：swapper / 0未被污染 5.4.70-2.3.2+ #1
[2023-05-02 18:29:26.814] [3.450725] 硬件名称：NXP i.MX8MQ EVK (DT)
[2023-05-02 18:29:26.814] [3.455253]调用跟踪：
[2023-05-02 18:29:26.814][3.457706]dump_backtrace+0x0/0x140
[2023-05-02 18:29:26.832][3.461369]show_stack+0x14/0x20
[2023-05-02 18:29:26.832] [3.464685] dump_stack+0xb4/0x114
[2023-05-02 18:29:26.832] [3.468087] panic+0x158/0x324
[2023-05-02 18:29: 26.832] [3.471143] mount_block_root+0x1d0/0x284
[2023-05-02 18:29:26.832] [3.475150] mount_root+0x124/0x158 [2023-05-02 18:29:26.832] [3.478636
] prepare_namespace+0x12c/0x18c
[2023-05-02 18:29:26.832] [3.482732] kernel_init_freeable+0x210/0x23c [
2023-05-02 18:29:26.832] [3.487089] kernel_init+0x10/0x100
[2023-05-02 18:2 9: 26.832] [3.490578] ret_from_fork+0x10/0x1c
[2023-05-02 18：29：26.832] [3.494157] SMP：停止中学CPUS [2023-05-02-02 18：29：29：
26.832
] 2023-05-02 18:29:26.832] [ 3.502084] CPU 特性：0x0002,2000200c
[2023-05-02 18:29:26.832] [3.506092] 内存限制：无
[2023-05-02 18:29:26.832] [3.509149] ---[结束内核恐慌 - 不同步：VFS：无法挂载root fs on unknown-block(179,2) ]---