Hi Pratyush, >>> I am using yocto(2.3 version) to build makedumpfile, which fetches v1.6.1 >>> makedumpfile and also applys some patches including arm64 specific >>> patches. > > > What are these ARM64 specific patches? I believe, you do not need any topup > in makedumpfile for ARM64 if you use v1.6.1. Sorry, I got confused with yocto kexec recipe. There are NO arm64 specific patches in yocto for makedumpfile. >>> We have VA_BITS set as 48 bits... I will get other information and post >>> on the >>> list. > > > OK. > Kernel config: ARM64_VA_BITS_48 [=y] ARM64_PAGE_SHIFT [=12] RANDOMIZE_BASE [=n] ARM64_4K_PAGES [=y] Regards, Abhishek