Re: r326734: serial console fails: boot stuck at: Consoles: internal video/keyboard

From: O. Hartmann <ohartmann_at_walstatt.org>
Date: Sun, 10 Dec 2017 11:14:51 +0100
Am Sat, 9 Dec 2017 19:10:03 -0700
Warner Losh <imp_at_bsdimp.com> schrieb:

> On Sat, Dec 9, 2017 at 6:35 PM, O. Hartmann <o.hartmann_at_walstatt.org> wrote:
> 
> > Am Sat, 9 Dec 2017 14:30:38 -0700
> > Warner Losh <imp_at_bsdimp.com> schrieb:
> >  
> > > On Sat, Dec 9, 2017 at 1:47 PM, O. Hartmann <o.hartmann_at_walstatt.org>  
> > wrote:  
> > >  
> > > > Am Sat, 9 Dec 2017 13:00:12 -0700
> > > > Warner Losh <imp_at_bsdimp.com> schrieb:
> > > >  
> > > > > On Sat, Dec 9, 2017 at 12:13 PM, Michael Tuexen <tuexen_at_freebsd.org>  
> > > > wrote:  
> > > > >  
> > > > > > > On 9. Dec 2017, at 19:41, O. Hartmann <ohartmann_at_walstatt.org>  
> > > > wrote:  
> > > > > > >
> > > > > > > Running a PCengines APU2C4 with FreeBSD Current, r326734, fails  
> > to  
> > > > boot,  
> > > > > > it gets stuck at  
> > > > > > > the very first messages on the serial console prompting
> > > > > > >
> > > > > > > Consoles: internal video/keyboard
> > > > > > >
> > > > > > > and then nothing more.  
> > > > > > I don't think it is a general problem with r326734. I'm running on  
> > the  
> > > > > > same hardware
> > > > > > that revision (with some modifications to the TCP I'm testing):  
> > > > > > > uname -a  
> > > > > > FreeBSD nf3.testbed 12.0-CURRENT FreeBSD 12.0-CURRENT #31  
> > r326734M: Sat  
> > > > > > Dec  9 20:03:59 CET 2017     tuexen_at_nf3.testbed:/usr/home/
> > > > > > tuexen/head/sys/amd64/compile/TCP  amd64
> > > > > >  
> > > > >
> > > > > Hi Michael,
> > > > >
> > > > > What's your boot setup? BIOS vs UEFI? UFS vs ZFS? GELI? GPT vs MBR?  
> > > > Plants  
> > > > > vs Zombies? And did you update your boot blocks or not?
> > > > >
> > > > > Warner  
> > > >
> > > > All right, I got your point here, my bad, my apaologies.
> > > >
> > > > I boot from a NanoBSD-prepared image residing on a SD card. The  
> > partiton  
> > > > scheme is GPT,
> > > > non UEFI (the SeaBIOS, latest version available for the APU2C2  
> > available)  
> > > > doesn't support
> > > > UEFI. NanoBSD scripts (legacy.sh) has been modified to fit our  
> > requests.  
> > > >
> > > > The modifications target at most the creation of a GPT partition scheme
> > > > layout,
> > > > installing boot/pmbr as bootcode and boot/gptboot on a freebsd-boot
> > > > partition as well as
> > > > boot/boot1.efifat onto a dedicated efi-type partition. The UEFI  
> > partition  
> > > > is usually
> > > > created before(!) the freebsd-boot partition, but in this specific
> > > > version, there is NO
> > > > EFI partition, only the gptboot containing partition. The binaries of  
> > the  
> > > > above mentioned
> > > > bootcode/efi code images are taken from the newly build world. I do not
> > > > use boot0sio, the
> > > > portion where it is installed is excluded by some "if GPT; then"  
> > clause.  
> > > >
> > > > The last known-good version I reported in working is the image I  
> > backuped  
> > > > last time. I
> > > > lost the USB 2.0 flash device today containing the last version, that  
> > was  
> > > > not far from
> > > > r326218, the version that corrupted FreeBSD, I guess it was r326184,  
> > but I  
> > > > really do not
> > > > know and I havn't a backup of that image.
> > > >
> > > > The buildworld process is maintained by a bunch of WITHOUT_ statements  
> > in  
> > > > a file driving
> > > > NanoBSD. This just for the record just in case FreeBSD build system  
> > changed  
> > > > something significantly.
> > > >  
> > >
> > > Should, but if you could share what those all are, I can tell you if any
> > > might cause an issue that would help us root cause.
> > >
> > >  
> > > > Building a world takes 90 minutes or more, so bi-secting the problem  
> > would  
> > > > be a pain in
> > > > the arse (that said, I imply that world and kernel need to be in sync).
> > > >
> > > > I would appreciate hints or tipps where to look after or how to  
> > increase  
> > > > verbosity
> > > > especially at the first boot stage.
> > > >  
> > >
> > > OK. So you are booting with gptboot off an SD card on the PC Engines  
> > system  
> > > via legacy methods for a UFS root partition. GELI is not involved,  
> > correct?
> >
> > I do not use GELI. GEOM_GELI is in ther kernel compiled in. No modules are
> > allowed to be
> > loaded.
> >
> > The disk image created and mounted via md0 (mdconfig -a -t vndo -f
> > filename.img) looks
> > like:
> >  
> > =>     40  5175704  md0  GPT  (2.5G)  
> >        40     1024    2  boot0  (512K)
> >      1064  2059464    3  dsks1a  (1.0G)
> >   2060528  2063643    4  dsks2a  (1.0G)
> >   4124171  1048576    5  dsks3  (512M)
> >   5172747     2997       - free -  (1.5M)
> >
> > This is the image type without UEFI partition, legacy boot only via
> > gptboot.
> >  
> > >
> > > Sadly, there's no easy way to increase the verbosity of the early boot
> > > since the boot blocks have to live in such a constrained environment
> > > there's a strong bias against including debug code.
> > >
> > > But what we know is encouraging. We know that gptboot properly loaded,  
> > and  
> > > that it found /boot/loader, loaded it, and then we had the issue.  This
> > > helps us constrain things somewhat in testing. For the moment, we'll  
> > assume  
> > > that gptboot is good, and concentrate on when /boot/loader went south.
> > > Before we do that, can I get any loader.conf and /boot.config  
> > /boot/config  
> > > files you have?  
> >
> > boot.config/loader.conf are non existent.
> >
> > [loader.conf.local]
> > boot_serial="YES"
> > comconsole_speed="115200"
> > console="comconsole"
> >
> > autoboot_delay="5"
> >
> > verbose_loading="YES"
> > loader_logo="none"
> > beastie_disable="NO"
> >
> > kern.geom.label.gptid.enable=0
> > hw.physmem=1073741824
> > # Da mehr als 1 igb NIC an Bord! Siehe man igb(4)
> > kern.ipc.nmbclusters=757350
> > hw.intrbalance=1
> > hw.em.max_interrupt_rate=16000
> > net.fibs=6
> > net.add_addr_allfibs=0  
> 
> 
> Thanks! This is about what I'd expect, but in these weird things it's
> always good to be explicit...
> 
> > src/stand is easily buildable standalone these days, so my thought is  
> > > trying to build it at r326550 and putting that onto into your image.
> > > src/stand stakes 1 minute to build on my box, so 5 on yours max :). You  
> > can  
> > > even build it standalone in a separate tree if that would help keep
> > > whatever world you're using to do the builds purer. If we can't get
> > > satisfaction doing that, then we'll drop back to plan B: if you give me  
> > all  
> > > the WITH/WITHOUT you are using, I could send you a tarball with about two
> > > dozen /boot/loaders to try which should make bisecting not a total pain  
> > in  
> > > the arse. I'd likely toss in gptboot as well, since it's small. Let me  
> > know  
> > > :)  
> >
> > Well, that is a kind offer, thanks. Tomorrow morning, I'll try r326550.
> > For now, I spent
> > too much  time trying to rid of this.
> >  
> 
> I'm with you on this. I'm just trying to figure out what, exactly, I need
> to try to setup since this isn't quite my env.

I have to wait until my box has built r326550 ...

> 
> So you don't load GELI since you have it in your kernel. Does this mean
> that gptboot loading from a GELI partition?

I have a static kernel. Some regulations say, that the kernel is not allowede to
dynamically load modules at any time, so I just built GEOM_ELI into the kernel - I wanted
to make that clear for the record. 

The rest is simple and vanilla, I guess. 

> 
> Warner
> 
> 
> 
> > Kind regards,
> >
> > Oliver
> >  
> > >
> > > Since this is very early in /boot/loader's purview, I don't think
> > > kernel/world matter at all (apart from the fact that loader is built as
> > > part of world).
> > >
> > > The PCengines APU with the most recent SeaBIOS isn't capable of booting  
> > > > FreeBSD from USB
> > > > 3.0 devices. Even from USB 2.0 flashdrives working images fail at the  
> > boot  
> > > > loader with
> > > > "failed with error 19".  
> > >
> > >
> > > OK. I assume this is a different issue. :)
> > >
> > > Warner
> > >
> > >  
> > > > >
> > > > >
> > > > >  
> > > > > > Best regards
> > > > > > Michael  
> > > > > > >
> > > > > > > FreeBSD CURRENT FreeBSD 12.0-CURRENT #52 r324234: Tue Oct  3  
> > 11:00:53  
> > > > > > CEST 2017 amd64  
> > > > > > > works fine.
> > > > > > >
> > > > > > > What the heck has changed?
> > > > > > >
> > > > > > > Kind regards,
> > > > > > >
> > > > > > > oh
> > > > > > >
> > > > > > > --
> > > > > > > O. Hartmann
> > > > > > >
> > > > > > > Ich widerspreche der Nutzung oder Übermittlung meiner Daten für
> > > > > > > Werbezwecke oder für die Markt- oder Meinungsforschung (§ 28  
> > Abs. 4  
> > > > > > BDSG).
> > > > > >
> > > > > > _______________________________________________
> > > > > > freebsd-current_at_freebsd.org mailing list
> > > > > > https://lists.freebsd.org/mailman/listinfo/freebsd-current
> > > > > > To unsubscribe, send any mail to "freebsd-current-unsubscribe_at_  
> > > > freebsd.org"  
> > > > > >  
> > > > > _______________________________________________
> > > > > freebsd-current_at_freebsd.org mailing list
> > > > > https://lists.freebsd.org/mailman/listinfo/freebsd-current
> > > > > To unsubscribe, send any mail to "freebsd-current-unsubscribe_at_  
> > > > freebsd.org"
> > > >
> > > >
> > > >
> > > > --
> > > > O. Hartmann
> > > >
> > > > Ich widerspreche der Nutzung oder Übermittlung meiner Daten für
> > > > Werbezwecke oder für die Markt- oder Meinungsforschung (§ 28 Abs. 4  
> > BDSG).  
> > > >  
> >
> >
> >
> > --
> > O. Hartmann
> >
> > Ich widerspreche der Nutzung oder Übermittlung meiner Daten für
> > Werbezwecke oder für die Markt- oder Meinungsforschung (§ 28 Abs. 4 BDSG).
> >  



-- 
O. Hartmann

Ich widerspreche der Nutzung oder Übermittlung meiner Daten für
Werbezwecke oder für die Markt- oder Meinungsforschung (§ 28 Abs. 4 BDSG).

Received on Sun Dec 10 2017 - 09:15:32 UTC

This archive was generated by hypermail 2.4.0 : Wed May 19 2021 - 11:41:14 UTC