Boot failed with 'Find Partition via PT Failed"

The troubled one is L4T R32.1.0 based image.
It does not boot at A02 version yet, but does well with B01.
And other sdcards are R32.4.x or later images.

This R32.1.0 based image shows following logs:

In:    serial
Out:   serial
Err:   serial
Net:   No ethernet found.
Hit any key to stop autoboot:  0 
switch to partitions #0, OK
mmc1 is current device
Scanning mmc 1:1...
Found /boot/extlinux/extlinux.conf
Retrieving file: /boot/extlinux/extlinux.conf
239 bytes read in 18 ms (12.7 KiB/s)
1:      primary kernel
Retrieving file: /boot/initrd
initrd not found or zero, skipping ...
Retrieving file: /boot/Image
34048008 bytes read in 1489 ms (21.8 MiB/s)
append: tegraid=21.1.2.0.0 ddr_die=4096M@2048M section=512M memtype=0 vpr_resize usb_port_owner_info=0 lane_owner_info=0t
## Flattened Device Tree blob at 83100000
   Booting using the fdt blob at 0x83100000
ERROR: reserving fdt memory region failed (addr=0 size=0)
ERROR: reserving fdt memory region failed (addr=0 size=0)
   Using Device Tree in place at 0000000083100000, end 000000008317e68d
copying carveout for /host1x@50000000/dc@54200000...
copying carveout for /host1x@50000000/dc@54240000...

Starting kernel ...

Never meet these failures.