16.645605] PKCS#7 signature not signed with a trusted key ERROR in dmesg

hi, we have the SUSE SLES 15sp1 with kernel “4.12.14-197.45-default” and have the mellanox nic’s are connected is

“Ethernet controller: Mellanox Technologies MT27710 Family [ConnectX-4 Lx]”

firmware-version: 14.27.1016

driver: mlx5_core

version: 5.0-2.1.8

but we could see the error is “16.645605] PKCS#7 signature not signed with a trusted key” , shall we ignore this ? or any fix is needed. please let us know.



Hello Sridhar,

Thank you for posting your question on the Mellanox Community.

This message appears when using UEFI in combination with our driver.

Please review the following link → https://docs.mellanox.com/display/OFED510660/UEFI+Secure+Boot#UEFISecureBoot-EnrollingMellanox’sx.509PublicKeyOnyourSystems

After enrolling, the message will disappear.

Thank you,

~NVIDIA/Mellanox Technical Support

hi Martijn van Breugel,

so, do we think this error or warning can be ignored from the OS perspective as this device is third party one where kernel can not be authenticating ?