Broken loader on 7.1-STABLE?

[Gary Palmer]

On Tue, Jan 20, 2009 at 06:22:00PM -0700, John Rushford wrote:
> Hello,
> 
> Perhaps mine is a different issue but I ran into this today.
> 
> I loaded FreeBSD 7.1-RELEASE from a DVD onto an Apple Mac Pro after
> partitioning a drive with bootcamp.  The install went quite well and the
> machine came up with no issues.  I configured networking, X, and got gnome
> working.  I setup cvsup and loaded the STABLE sources, ran make buildworld,
> make kernel, etc...
> 
> I attempted to boot into single user to run mergemaster, installworld, etc..
> But the machine will not boot, I now get the following errror and prompt:
> 
>     Trying to mount root from ufs:/dev/ad9s1a
> 
>     Manual root filesystem specification:
>         <fstype>:<device>   Mount <device> using filesystem <fstype>
>                                 e.g. ufs:da0s1a
>         ?                   List valid disk boot devices
>         <empty line>        Abort manual input
> 
> I input ufs:/dev/ad9s1a to no avail and ? Does not list any other devices.
> 
> I've booted from the DVD and gone into Fixit mode and can mount /dev/ad9s1a
> just fine.  I thought that I'd try putting back loader.old on the off chance
> that might solve the problem but, I do not see a loader.old, just loader.
> The kernel.old directory is there.
> 
> Any ideas on what the issue might be and how to fix?
> 
> Appreciate the help as I'd like to get 7.1-STABLE running on this machine.

Did the kernel probe messages prior to the mountroot prompt indicate that
the appropriate disk controllers were found/probed and that the 
disk devices were found on the disk controllers?  The lack of
any devices listed when you asked might indicate a kernel configuration
problem.

Regards,

Gary

P.S. Please do not top post.

> 
> Regards
> John
> 
> 
> 
> 
> On 1/20/09 3:56 AM, "Mark Kirkwood" <markir at paradise.net.nz> wrote:
> 
> > Reuben wrote:
> >> 
> >> I was wondering if anyone else was seeing loader (v1.02) break after updating
> >> from 7.1-RELEASE to 7.1-STABLE.  After performing the prescribed updating
> >> procedure (via the handbook), the system will go through the normal steps and
> >> after the boot menu will present the following error:
> >> 
> >> Can't work out which disk we are booting from.
> >> Guessed BIOS device 0xffffffff not found by probes, defaulting to disk0
> >> 
> >> According to the bugbusting page on the FreeBSD wiki there's two issues at
> >> work that cause this behavior; patches were committed to HEAD/RELENG earlier
> >> last year in Mar and Aug.  Up until now I've never come across this problem
> >> in 6.x or 7.0.  In doing a little research I've come across a few older
> >> threads via google where it was believed that the problem was caused by
> >> improper CFLAGS in make.conf.  I've commented mine out and rebuilt things..
> >> with the same end result.  In fact, if it's any help, my CFLAGS declaration
> >> in make.conf is taken verbatim from the /usr/share/examples/etc/make.conf.
> >> Furthermore, on selecting option 6 from the boot menu (escape to loader
> >> prompt), the system [I'm assuming] crashes displaying a blinking ASCII
> >> pattern from which only a hard reboot will work.
> >> 
> >> FWIW, this is a fairly plain system.. nothing special in sysctl.conf or
> >> loader.conf, and the kernel is pretty stock as well (more or less GENERIC
> >> with my sound device and pf).
> >> 
> >> A temporary fix for me was to copy over loader.old to loader in /boot.
> >> 
> >> 
> >>   
> > 
> > I am getting this too - update from RELENG_7 @12 Jan src to 20 Jan and I
> > have:
> > 
> > panic: free: guard1 fail @ 0x511d
> > from /usr/src/sys/boot/i386/loader/../../common/module.c:959
> > 
> > Can't work out which disk we are booting from.
> > Guessed BIOS device 0xffffffff not found by probes, defaulting to disk0
> > 
> > 
> > 
> > Copying loader.old to loader did not work around this for me - I had to
> > empty loader.conf too.
> > 
> > Here is what *was* in there:
> > 
> > ---> begin loader.conf
> > # Sound
> > sound_load="YES"
> > snd_hda_load="YES"
> > 
> > # IPC
> > kern.ipc.semmni=500
> > kern.ipc.semmns=500
> > 
> > 
> > # CD/DVD DMA
> > atapicam_load="YES"
> > hw.ata.atapi_dma=0
> > --> end loader.conf
> > 
> > 
> > At this point I am not sure which if are the bad guys...
> > 
> > 
> > The machine is an Asus a8vx.
> > 
> > regards
> > 
> > Mark
> > _______________________________________________
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> 
> 
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