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unknown symbol sm_detect_keystore_units

Question asked by Pratyush Tomar on Aug 7, 2018
Latest reply on Aug 9, 2018 by Pratyush Tomar

I am trying to follow this document Generate Blob Under Linux for generating blob for our custom board based which used imx6ul processor. But when I try to load generated key_blob_module.ko I get following error

 

insmod key_blob_module.ko
key_blob_module: Unknown symbol sm_detect_keystore_units (err 0)
key_blob_module: Unknown symbol sm_establish_keystore (err 0)
key_blob_module: Unknown symbol sm_keystore_slot_import (err 0)
key_blob_module: Unknown symbol sm_keystore_slot_alloc (err 0)
key_blob_module: Unknown symbol sm_release_keystore (err 0)
key_blob_module: Unknown symbol sm_keystore_slot_load (err 0)
key_blob_module: Unknown symbol sm_keystore_slot_dealloc (err 0)
key_blob_module: Unknown symbol sm_keystore_slot_read (err 0)
key_blob_module: Unknown symbol sm_keystore_slot_export (err 0)
insmod: ERROR: could not insert module key_blob_module.ko: Unknown symbol in module

 

How can I resolve my problem?

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