Comment 2 for bug 2021604

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Andrea Righi (arighi) wrote :

Secure boot / lockdown verified:

ubuntu@jammysecure:~$ uname -r
6.2.0-23-generic
ubuntu@jammysecure:~$ cat /sys/kernel/security/lockdown
none [integrity] confidentiality
ubuntu@jammysecure:~$ sudo dmesg | grep -i lockdown
[ 0.000000] Kernel is locked down from EFI Secure Boot mode; see man kernel_lockdown.7
[ 0.277387] LSM: initializing lsm=lockdown,capability,landlock,yama,integrity,apparmor
[ 1.574798] Lockdown: swapper/0: hibernation is restricted; see man kernel_lockdown.7