On Wed, Jan 10, 2024 at 5:15 PM Gianluca Cecchi <gianluca.cecchi@xxxxxxxxx>
wrote:
> Hello,
> I have a CentOS Stream 9 server.
> It is an Intel D50DNP1SBB one with:
>
> 02:00.0 VGA compatible controller: ASPEED Technology, Inc. ASPEED Graphics
> Family (rev 52) (prog-if 00 [VGA controller])
> DeviceName: ASPEED AST2600
> Subsystem: ASPEED Technology, Inc. ASPEED Graphics Family
> Flags: medium devsel, IRQ 16, NUMA node 0, IOMMU group 42
> Memory at 94000000 (32-bit, non-prefetchable) [size=16M]
> Memory at 95000000 (32-bit, non-prefetchable) [size=256K]
> I/O ports at 1000 [size=128]
> Capabilities: [40] Power Management version 3
> Capabilities: [50] MSI: Enable- Count=1/4 Maskable- 64bit+
> Kernel driver in use: ast
> Kernel modules: ast
>
> Under kernel 5.14.0-386.el9.x86_64 I'm able to connect via bmc without any
> problem both in text mode (multi-user.target) and graphical
> (graphical.target).
> Both with and without Wayland enabled in /etc/gdm/custom.conf
>
> This morning I updated the system and the kernel is now
> 5.14.0-404.el9.x86_64, and I'm not able to see the console in any of the 3
> configurations above in my bmc kvm remote terminal. Ssh connection to the
> system is ok without problem.
>
solved addin at the end of GRUB_CMDLINE_LINUX line in /etc/default/grub
rdblacklist=ast ast.modeset=0
and then
grub2-mkconfig -o /boot/efi/EFI/centos/grub.cfg
reboot
Gianluca
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