Date: Mon, 11 Dec 2017 15:37:16 -0700 From: Alan Somers <asomers@freebsd.org> To: Warner Losh <imp@bsdimp.com> Cc: FreeBSD CURRENT <freebsd-current@freebsd.org> Subject: Re: don't know how to load module '/boot/loader' Message-ID: <CAOtMX2inqMz4F5Zb9Yz6BWYTtbDp7%2BtGkXh48%2BN%2Bfj=TXwJ9rw@mail.gmail.com> In-Reply-To: <CANCZdfrDWLC_WJHzFcBfcqnpo3qWOOGugFOv4sCGbtP39x6m6Q@mail.gmail.com> References: <CAOtMX2iO5qSwhDQWuNOkSxeFPuSwfbvVhBE9%2BgGRF3JCnwrGDg@mail.gmail.com> <CANCZdfqzOced2W1s6DvJAEgFM5JdOBYaf_0kEoYbF3i-%2BpmqSg@mail.gmail.com> <CAOtMX2iug5vWup6=WX9ts3ECNokdxMJFn5QJv1c-STuUiEOuuQ@mail.gmail.com> <CANCZdfrDWLC_WJHzFcBfcqnpo3qWOOGugFOv4sCGbtP39x6m6Q@mail.gmail.com>
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On Mon, Dec 11, 2017 at 3:30 PM, Warner Losh <imp@bsdimp.com> wrote: > > > On Mon, Dec 11, 2017 at 3:26 PM, Alan Somers <asomers@freebsd.org> wrote: > >> On Mon, Dec 11, 2017 at 3:19 PM, Warner Losh <imp@bsdimp.com> wrote: >> >>> >>> >>> On Mon, Dec 11, 2017 at 3:03 PM, Alan Somers <asomers@freebsd.org> >>> wrote: >>> >>>> I just upgraded my head machine to r326772. Now, boot2 can't find the >>>> loader. Instead, it tries to boot the kernel directly, which fails >>>> because >>>> the ZFS module isn't loaded. If I break into boot2 and type "boot >>>> /boot/loader" I get the error "don't know how to load module >>>> '/boot/loader'". I last updated on 30-Nov, so this bug must've been >>>> introduced since then. Any ideas? >>>> >>>> BTW, I can successfully boot with the following commands: >>>> unload >>>> load /boot/kernel/kernel >>>> load zfs >>>> boot >>>> >>>> http://bayimg.com/iAKmFaAgl >>> >>> >>> I'd bisect :) >>> >>> However, try to update to just before this commit: >>> >>> Author: imp <imp@ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f> >>> Date: Fri Dec 8 19:57:16 2017 +0000 >>> >>> Create interp class. >>> >>> Create an interp class. Use it to separate out the different types of >>> interpreters: forth and simple with function pointers rather than >>> via #ifdefs. >>> >>> Obtained from: lua boot loader project >>> (via https://bsdimp@github.com/bsdimp/freebsd.git >>> lua-bootloader) >>> Sponsored by: Netflix >>> >>> >>> git-svn-id: svn+ssh://svn.freebsd.org/base/head@326712 >>> ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f >>> >>> would be a good place to start. >>> >>> It's a shame we can't create zpool images with an unpriv'd user command. >>> Would help out the ZFS testing of the boot loader refinement. >>> >>> Warner >>> >> >> If I bisect this, what parts do I need to reinstall each time? A full >> buildworld would be too slow. Is it sufficient to reinstall stand? >> > > Just rebuild stand, reinstall it and reboot. > > Also, why are you trying to load /boot/loader from /boot/zfsloader? That > has me confused. The screen shot looks like it found the kernel OK and was > going to boot it, but then you interrupted it, unloaded it and tried to > load /boot/loader. Shouldn't that be /boot/kernel or /boot/kernel.old or > something like that? > > OK is /boot/loader's prompt (boot2 has no such prompt).... maybe the real > bug here is that the menu has stopped working leading to your confusion... > > Warner > It certainly could be a bug in the menu. I'm definitely confused, because this is a domain I've seldom dealt with, since it usually just works. If I'm actually in /boot/loader, then there are two problems: 1) The menu isn't working 2) The loader isn't reading /boot/loader.conf.
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