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PROCESSOR-SDK-AM335X: Uboot 2020 stuck after "Starting kernel ..."

Part Number: PROCESSOR-SDK-AM335X

Hi, 

trying to migrate U-boot 2016 to 2020 ver, while uncompressing Linux getting "data abort" error,

Source and HW information:

uboot url: git://git.ti.com/git/ti-u-boot/ti-u-boot.git
ver:          ti-u-boot-2020.01

linux url: git://git.ti.com/git/ti-linux-kernel/ti-linux-kernel.git
ver:        5.10.158

Hw: custom Hw based on am335x

uboot Error log:

Uncompressing Linux...data abort
pc : [<81001d68>] lr : [<00000014>]
reloc pc : [<7187bd68>] lr : [<f087a014>]
sp : 81424208 ip : 00000024 fp : 81423028
r10: 80da7b40 r9 : 81001340 r8 : 8142419c
r7 : 814248b2 r6 : 81423200 r5 : 02423208 r4 : 81423000
r3 : 814248b2 r2 : 81434218 r1 : 81424218 r0 : 80008000
Flags: nZCv IRQs off FIQs on Mode SVC_32
Code: e08f4004 e59fc080 e794500e e59fe07c (e5850000)
Resetting CPU ...

we are suspecting thing is memory overlapping. please share if you any direction or guide.

Thanks in advanced.