Re:_New_kernel_doesn’t_recognize_ufs_gpt_root_file system

Reply: Chris : "Re:_New_kernel_doesn’t_recognize_ufs_gpt_roo t_filesystem"
In reply to: Chris : "New_kernel_doesn’t_recognize_ufs_gpt_root_file system"
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From: Warner Losh <imp_at_bsdimp.com>
Date: Sun, 20 Apr 2025 03:36:43 UTC

On Sat, Apr 19, 2025, 8:51 PM Chris <bsd-lists@bsdforge.com> wrote:

> Finally got a build world/kernel to complete. Following a
> installkernel with a boot -s resulted in the inability
> to mount root (/dev/gpt/FBSD15)
> It’s a ufs2 filesystem. I booted the 15-CURRENT
> usb stick. It recognized it. I performed fsck on
> it. No errors.
> An attempt to mount it from the new kernel at boot is:
> Mounting from ufs:/dev/gpt/FBSD15 failed with error 19.
>
> Can anyone suggest the best way forward please?
>

Maybe this is a custom kernel without the label code. What does '?' at
mountroot> prompt say? Does one of those work if you add 'ufs:/dev/' to the
front of each of the geoms listed? Most likely ada0p2 or nda0p2.

Warner

Thanks.
>
> —-Chris
>
> --
> sent from hardware written from and running on FreeBSD