1. L

    Inexplicable unknown/"gray question mark" crash state of node in cluster with ceph

    Hi everyone For a couple of months, one of my nodes has randomly entered the gray question mark state anywhere between 5 minutes and two days after booting. After it happens, vm management (shutdown/reboot) becomes unresponsive but the guests keep functioning for a few more hours and so does...
  2. G

    PVE randomly crashes

    Hello, I have a problem with PVE installed on an OVH dedicated server. On the first, since May 15th and every 10/15 days, I've been experiencing totally unexpected system crashes. The host suddenly stops responding, SSH and KVM access are interrupted. The server doesn't reboot, and I have to do...
  3. D

    [TUTORIAL] How to install Zabbly Kernel (6.9.3 and higher) with optional ZFS

    WARNING 1: This is for nerds or testing. WARNING 2: Zabbly is no official Debian nor an official Proxmox project -> this is always bleeding edge software <- -> it might be a bad idea to use a very new kernel with a very old Proxmox version <- What you will get: - always new "stable" kernels...
  4. F

    [SOLVED] Kernel 5.19+: USB2 trouble

    Hello, first time posting here after a few years of getting valuable information from this forum. After updating my old hardware (MSI 970A-G45) to PVE8.2 my Coral TPU stopped working. I've narrowed the problem down to USB2 not working from kernel 6.1.10-1-pve onwards [EDIT: 5.19.7-1-pve...
  5. J

    Proxmox does not boot unless using Debian kernel or serial console is enabled on boot

    Hello, we are facing a very peculiar issue with Proxmox. We have these servers Intel SCL1530CLR from ~2006 (with two Intel Xeon E5420 cpus, 8GB DDR2 and S5000VCL motherboard ). We have been trying to install Proxmox VE into them for a project, but every time we open the installer there is a...
  6. K

    Issues with nVidia vGPU since upgrading to kernel 6.5.13-5-pve

    Since upgrading from 6.5.13-3-pve to 6.5.13-5-pve I've noticed the issues with my VMs that I have my GTX1660Ti passedthrough to as a vGPU. I run Plex in a Docker container within a Ubuntu 22.04.4 VM. When I start a media file that requires hardware transcoding within Windows, it makes several...
  7. W

    [SOLVED] Kernel Bug unable to handle page fault

    Hello everyone, I have been experiencing issues with my server crashing since I rebuilt it. I tried changing the RAM speed from 3200MT/s to 3000MT/s after the first occurrence, but unfortunately the issue has persisted. Once the kernel bug occurs, the server becomes inaccessible via both the...
  8. S

    Persistent HBA Error Logs on Two Nodes - Seeking Assistance

    Hello everyone, I'm encountering an issue with two of our nodes that both use the same Host Bus Adapter (HBA). Recently, they have begun to consistently log error messages, which are cluttering the journal. Here are examples of the repeated error messages: ``` Apr 04 02:28:05 pve kernel...
  9. H

    pve kernel: vmap allocation for size X failed

    Hi, I have a fresh proxmox 8.1.4 install, and for no reasons I see this errors in the Syslog, happening every seconds: pve kernel: vmap allocation for size 8392704 failed: use vmalloc=<size> to increase size What does that mean? How to solve / debug this ? thanks for your help
  10. A

    Proxmox hang when stop/shutdown lxc-container after update host

    I have repeatedly come across a situation in which updating the host (kernel and some other components) leads to the fact that when the container is stopped, the host freezes. Is it possible to solve this problem in some way, in addition to the method of first stopping all containers before...
  11. D

    Random USB NIC Disconnects (TP-LINK UE306 AX88179)

    Hey! So I'm really out of luck with this and have to ask for help because I might go crazy. We've recently had to add a couple of USB NICs to our cluster to be able to migrate our OPNSense Firewall VM, as we don't have managed switches or the budget for more dedicated network hardware, and have...
  12. X

    Loading initial ramdisk hängt

    Hallo, auf einem Debian 12 wurde laut der Anleitung ( der PVE-Kernel mit 'apt install proxmox-default-kernel' installiert. Nach dem Booten bleibt der Server bei 'Loading initial ramdisk' hängen. Der Server lässt sich mit dem...
  13. J

    Kernel booting issues

    Hi, Why is the systemd boot not set as default ? I see these entries : root@pve1:~# grep 'menuentry ' /boot/grub/grub.cfg | cut -f 2 -d "'" | nl -v 0 0 Proxmox VE GNU/Linux 1 Proxmox VE GNU/Linux, with Linux 6.5.11-8-pve 2 Proxmox VE GNU/Linux, with Linux 6.5.11-8-pve...
  14. C

    Network-related kernel panics in FreeBSD guest after PVE 8 upgrade

    I have a PVE setup with a TrueNAS (FreeBSD-based) file server as a KVM guest. It is configured with a separate network interface (virtio) used for an NFS share between it and the Proxmox host, as well as one for the local network. This provides storage for some other containers and as a backup...
  15. J

    Kernel crashes randomly when passthru 7840HS iGPU to win11 guest

    Hi there, I have a 7840HS machine and installed PVE 8.1 latest with the kernel 6.5.11-8-pve. But every time the windows guest boots, the host will crash and reboot randomly. I can't get more information cause when I enabling `kdump-tools`, it will crash definitely and even don't reboot thus I...
  16. M

    [SOLVED] Proxmox 8.1 but install old kernel

    I have installed last proxmox version (8.1), but.... pveversion -v proxmox-ve: 8.1.0 (running kernel: 4.4.35-1-pve) pve-manager: 8.1.3 (running version: 8.1.3/b46aac3b42da5d15) proxmox-kernel-helper: 8.0.9 proxmox-kernel-6.5.11-4-pve-signed: 6.5.11-4 proxmox-kernel-6.5: 6.5.11-4 ceph-fuse...
  17. D

    Windows 11 VM Doesn't Cleanly Shut Down

    Hello all, My Hardware: Proxmox 8.1.3 Motherboard - Asrock Rack Rome8d-2t CPU - Epyc 7F72 RAM - 256GB 3200MHZ ECC GPU - RTX-3080ti - passed through to Windows (tried a 2070 Super and a 2080 Super) OS Drive - Samsung 980 Pro 500GB VM OS Drives - ZFS Mirror 2x960GB Samsung P9A3 Windows VM Game...
  18. M

    ASAP please, how can i downgrade proxmox 8 to 7

    Hello can you guys please help me? When I start vm(debian) and try to install it, my cpu suddenly goes to 105% and my server crash. I am quite new to the proxmox and i don't understand it fully but i tried some things and none of it worked. last thing i wanted to try is to downgrade proxmox 8 to...
  19. L

    [SOLVED] Unable to install PVE from Debian 12 via official tutorial

    Hi, I recently tried to reinstall the whole PVE system. After following the tutorial step by step, I always failed after installing the Proxmox VE kernel. Everytime I did systemctl reboot after that, it always stuck on grub command line. And when I ran linux /boot/vmlinuz-6.5.11-7-pve...
  20. V

    Suggestion - Add old kernel cleanup from GUI

    It would be good to delete old kernels from GUI. Now i run a apt-get autoremove from command line and delete almost 7 Gb old kernel files! I forget to check it, because every function that i use is avaliable via GUI.


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