Files to Investigate

ashinformation from uname command come from /proc/version

cat /proc/version

[synman@server ~]$ cat /proc/version
Linux version 5.14.18-100.fc33.x86_64 ([email protected]) 
(gcc (GCC) 10.3.1 20210422 (Red Hat 10.3.1-1), GNU ld version 2.35-18.fc33) 
#1 SMP Fri Nov 12 17:38:44 UTC 2021

Verify what options are passed to the kernel on boot

car /proc/cmdline

BOOT_IMAGE=(hd0,msdos1)/vmlinuz-5.14.18-100.fc33.x86_64 
root=UUID=a8a6631e-a7b1-453d-b292-675a6701325e ro 
rootflags=subvol=root rhgb quiet rd.driver.blacklist=nouveau 
modprobe.blacklist=nouveau nvidia-drm.modeset=1