Re: Questions on testing Debian GNU/Hurd

Samuel Thibault <[email protected]> Sun, 8 Mar 2026 11:11:17 +0100
Newsgroups gmane.os.hurd.general
Organization I am not organized
Message-ID <aa1LRSPh8jt7cACE@end>
Hello,

Maximus Minter, le sam. 07 mars 2026 21:44:17 -0500, a ecrit:
> When entering the command as said in the installation section of the
> documentation 'kvm -m 2G -drive file=$(echo
> debian-hurd*.img),cache=writeback'
> 
> I get the following in the terminal. Is this normal? I am not a professional
> at using qemu.
> 
> "WARNING: Image format was not specified for
> 'debian-hurd-amd64-20251105.img' and probing guessed raw.
>          Automatically detecting the format is dangerous for raw images,
> write operations on block 0 will be restricted.
>          Specify the 'raw' format explicitly to remove the restrictions.

As it says, you can add the format=raw parameter to the -drive option to
avoid the warning (which is harmless)

> kvm: Could not access KVM kernel module: No such file or directory
> kvm: failed to initialize kvm: No such file or directory
> kvm: falling back to tcg"

As the readme says, you *want* to fix this by enabling hardware
virtualization on your machine, and adding permission to your user.

Always read readme files.

Always.

Samuel