fastboot flash init_boot_b init_boot_patched.img
Warning: skip copying init_boot_b image avb footer (init_boot_b partition size: 0, init_boot_b image size: 8388608).
Sending ‘init_boot_b’ (8192 KB) OKAY [ 0.188s]
Writing ‘init_boot_b’ FAILED (remote: ‘No support by lock control’)
fastboot: error: Command failed