I encountered similar issues with netbooting before, your error message is close to Unknown error: code 45 boot: Input/output error
Error: NFS2ERR_OPNOTSUPP I solved it by enabling disabling subtree check in the nfs export setup (https://pub.nethence.com/booting/pxe.netbsd). sorry for non-ascii -pph > On 11 Sep 2025, at 23:41, [email protected] wrote: > > [email protected] (Ian Bonham) writes: > >> menu=Boot NetBSD normally: dev;boot net0:netbsd -a root=10.1.1.1:/srv/vm/mail > > The bootloader doesn't accept a "root=..." argument > > >> RP (17), length 26: "nfs://10.1.1.1/srv/vm/mail" > > The root path attribute only contains the path ("/srv/vm/mail"), > not a pseudo-URL. The NFS server host used is either the BOOTP/DHCP > server itself, or the IP you pass as "swap server" attribute (code 16). > > The man page diskless(8) gives more details about the process. > > >> Sep 11 17:20:11 19d mountd[23312]: mount request from 10.1.1.10 for >> non existent path /nfs: > > Yes, it tries to mount "nfs" (the beginning of your pseudo URL). > > > > Greetings,
