On Sat, 01 Nov 2025 14:16:33 +0100, Kirill A. Korinsky <[email protected]> wrote: > > >Synopsis: Remote machine blocked until KVM isn't connected on the first > >boot > >Category: install > >Environment: > System : OpenBSD 7.8 > Details : OpenBSD 7.8-current (GENERIC.MP) #80: Sat Nov 1 00:47:23 > MDT 2025 > > [email protected]:/usr/src/sys/arch/amd64/compile/GENERIC.MP > > Architecture: OpenBSD.amd64 > Machine : amd64 > >Description: > This is server from Hetzner AX102 which I use for a couple of > months. I've tried to replace the hardware to similar server, but it > doesn't fix a bug. > Almost each sysupgrade -s the machine is stuck if KVM isn't > connected. After first boot I can reboot it without any issue. > If I ask Hetzner to attach KVM on stucked machine... It boots. > If I have attached KVM, sysupgrade goes well. If no, machine goes to > it and don't response for ping, nothing. I had tried to wait about 1 > hour before ask for KVM. When KVM is attached and I have access > details... in 20-30 seconds emails with update log came. Machine > fully booted and here no issue anymore. > >How-To-Repeat: > Just run sysupgrade on this machine. > >Fix: > Not idey
After some playing around. It smeels like BIOS bug, and without connected screen gop->Mode->FrameBufferBase is 0. If anyone encountered it, here a nice workaround: use com0 as serial. -- wbr, Kirill
