12.0-RELEASE-p4 kernel panic on i386 boot

[Dan Langille]

> Hi all,
> 
> Wanted to make you aware of an issue I have encountered, sorry if this is
> the wrong list.
> 
> I upgraded from FreeBSD 12.0-RELEASE-p3 to p4 using:
> 
> freebsd-fetch update
> freebsd-fetch install
> 
> and use the GENERIC kernel. Upon reboot the system kernel panics when
> attempting to mount the filesystem read-write. This also happens in
> single-user mode if selected at boot.
> 
> Selecting the kernel.old from the boot menu boots the system with 12-p3 and
> all works fine. I have uploaded a screenshot here:
> 
> https://imagebin.ca/v/4hCc2Kk5YqCX
> 
> The computer is an i386 system.

I also upgraded using "freebsd-update fetch install".

I also went from -p3 to -p4 on an i386.

My screen shot is here: https://twitter.com/DLangille/status/1128734141569208320

Hope this helps.