https://bugzilla.suse.com/show_bug.cgi?id=1219395 https://bugzilla.suse.com/show_bug.cgi?id=1219395#c2 --- Comment #2 from Jiri Belka <jiri.belka@suse.com> --- I assume this tool is too old to work correctly: jb155sapqe02:~ # get-edid This is read-edid version 3.0.2. Prepare for some fun. Attempting to use i2c interface Looks like no busses have an EDID. Sorry! Attempting to use the classical VBE interface open /dev/mem: Operation not permitted error initialising realmode interface do you have full superuser (root) permissions? I'm sorry nothing was successful. Maybe try some other arguments if you played with them, or send an email to Matthew Kern <pyrophobicman@gmail.com>. jb155sapqe02:~ # dmesg | grep -i secure [ 0.000000] secureboot: Secure boot enabled [ 0.000000] Kernel is locked down from EFI Secure Boot mode; see man kernel_lockdown.7 [ 0.017138] secureboot: Secure boot enabled [ 2.348429] Loaded X.509 cert 'SUSE Linux Enterprise Secure Boot Signkey: a746b64b6cb71f13385638055f46162bac632acd'm_ [ 2.404620] integrity: Loaded X.509 cert 'SUSE Linux Enterprise Secure Boot CA: ecab0d42c456cf770436b973993862965e87262f' [ 2.410829] Loaded X.509 cert 'SUSE Linux Enterprise Secure Boot Signkey: a746b64b6cb71f13385638055f46162bac632acd' -- You are receiving this mail because: You are on the CC list for the bug.