NSA 320 update to kernel 5.6.5 not booting (no replies)

Ive tried to update to the latest kernel. and the initram fails.
I fsck my disk, i restored my boot backup and tried a second time with the same result.
My previous kernel is the 5.5.1

U-Boot 2017.07-tld-1 (Sep 05 2017 - 00:46:11 -0700)
ZyXEL NSA320 2-Bay Power Media Server

SoC:   Kirkwood 88F6281_A1
DRAM:  512 MiB
WARNING: Caches not enabled
NAND:  128 MiB
In:    serial
Out:   serial
Err:   serial
Net:   egiga0
MV88E1318 PHY initialized on egiga0
Hit any key to stop autoboot:  0 
starting USB...
USB0:   USB EHCI 1.00
scanning bus 0 for devices... 3 USB Device(s) found
       scanning usb for storage devices... 
Use USB retry period from the environment: 15 second(s)
1 Storage Device(s) found

Reset IDE: Bus 0: OK Bus 1: OK 
  Device 0: Model: WDC WD40EFRX-68WT0N0 Firm: 82.00A82 Ser#:  WD-WCC4E6XEX0TT
            Type: Hard Disk
            Supports 48-bit addressing
            Capacity: 3815447.8 MB = 3726.0 GB (7814037168 x 512)
  Device 1: Model: WDC WD40EFRX-68N32N0 Firm: 82.00A82 Ser#:  WD-WCC7K1JJ10NV
            Type: Hard Disk
            Supports 48-bit addressing
            Capacity: 3815447.8 MB = 3726.0 GB (7814037168 x 512)
Unknown command 'mmc' - try 'help'

Partition Map for USB device 0  --   Partition Type: DOS

Part    Start Sector    Num Sectors     UUID            Type
  1     2048            61339648        000b6a86-01     83

## Unknown partition table type 0

## Unknown partition table type 0

## Unknown partition table type 0

## Unknown partition table type 0

## Unknown partition table type 0

## Unknown partition table type 0
loading envs from usb 0 ...
** File not found /boot/uEnv.txt **

Partition Map for IDE device 0  --   Partition Type: EFI

Part    Start LBA       End LBA         Name
        Attributes
        Type GUID
        Partition GUID
  1     0x00000800      0x1d1c0b7ff     ""
        attrs:  0x0000000000000000
        type:   0fc63daf-8483-4772-8e79-3d69d8477de4
        type:   linux
        guid:   c379d15d-2159-4dcb-a46b-351ae6ae1d44


Partition Map for IDE device 1  --   Partition Type: EFI

Part    Start LBA       End LBA         Name
        Attributes
        Type GUID
        Partition GUID
  1     0x00000800      0x1d1c0b7ff     ""
        attrs:  0x0000000000000000
        type:   0fc63daf-8483-4772-8e79-3d69d8477de4
        type:   linux
        guid:   c7c07782-7ac8-48c3-8274-2ca7baa16f4a
Unknown command 'mmc' - try 'help'
running scan_disk ...
Scan device usb
device usb 0:1
1 bytes read in 692 ms (0 Bytes/s)
Found bootable drive on usb 0
loading uImage ...
5409256 bytes read in 1003 ms (5.1 MiB/s)
loading uInitrd ...
12944766 bytes read in 1149 ms (10.7 MiB/s)
loading DTB /boot/dts/kirkwood-nsa320.dtb ...
13153 bytes read in 2675 ms (3.9 KiB/s)
## Booting kernel from Legacy Image at 00800000 ...
   Image Name:   Linux-5.6.5-kirkwood-tld-1
   Created:      2020-04-28  15:00:43 UTC
   Image Type:   ARM Linux Kernel Image (uncompressed)
   Data Size:    5409192 Bytes = 5.2 MiB
   Load Address: 00008000
   Entry Point:  00008000
   Verifying Checksum ... OK
## Loading init Ramdisk from Legacy Image at 01100000 ...
   Image Name:   initramfs-5.6.5-kirkwood-tld-1
   Created:      2020-04-28  15:01:11 UTC
   Image Type:   ARM Linux RAMDisk Image (gzip compressed)
   Data Size:    12944702 Bytes = 12.3 MiB
   Load Address: 00000000
   Entry Point:  00000000
   Verifying Checksum ... Bad Data CRC
Error occured, error code = 12
Ramdisk image is corrupt or invalid