CRUX Boot fails from Ubuntu Grub2

Steve Volumetric volumetricsteve at gmail.com
Sat Jan 28 20:50:30 UTC 2017


It's very much personal preference, im just not up to snuff on all that.  :)

On Jan 28, 2017 10:51 AM, "Dan Kociela" <dkociela at gmail.com> wrote:

> Keeping things simple is a matter of personal preference. On my desktop
> computer, I have Crux, SourceMage, Void, Gentoo, Arch, and Windows10 on 3
> disks, a SSD and 2 HDD's (and I've tried many others). They are all booted
> from Grub Legacy (Grub1) which is located on the Gentoo distro. I have
> never had a problem booting anything. I have never used a separate boot
> partition. The 2 HDD's have at least 10 different partitions. Four of the
> Linux distros have custom kernels, I've never used "make firmware_install".
> If you plan on re-partitioning in the future (maybe to try another distro),
> id'ing your partitions with UUID probably makes sense. Device names can
> change, UUID's do not. That being said, I have always used device names.
>
> Good luck, glad you got it installed. Crux is my favorite.
> Dan
>
> On Fri, Jan 27, 2017 at 11:53 AM, Milton Smith <miltonsj at gmail.com> wrote:
>
>> Ok Steve. I just installed it again following your instructions. It
>> worked! I was not doing 'make firmware_install' when compiling the kernel.
>> I am gonna keep it simple from now on. One os on each disk! I am
>> reformatting my Ubuntu drive now. No more of that! Thanks again.
>>
>> Sent from BlueMail <http://www.bluemail.me/r>
>> On Jan 27, 2017, at 12:04 PM, Steve Volumetric <volumetricsteve at gmail.com>
>> wrote:
>>>
>>> It's not a problem if you configure fstab correctly.  I never do because
>>> all of my crux machines are one physical drive and one partition per
>>> system, I don't even use swap.
>>> I just like to keep things clean and simple.
>>>
>>> On Fri, Jan 27, 2017 at 12:58 PM, Milton Smith <miltonsj at gmail.com>
>>> wrote:
>>>
>>>> I am using gmail in the web browser, I must have hit a button
>>>> accidentally to enlarge the font.. I am sorry about that. I think I have
>>>> got it fixed now.  I don't see a reply all button. I thought I was sending
>>>> all my messages to the group. �� I am CC'ing this message now.
>>>> One last question: Are you using a separate boot partition on your disk
>>>> for your CRUX installation? I usually dont, and I am wondering it that may
>>>> cause a problem.
>>>>
>>>> On Fri, Jan 27, 2017 at 11:51 AM, Steve Volumetric <
>>>> volumetricsteve at gmail.com> wrote:
>>>>
>>>>> Also your font in your last few emails is gigantic, is that
>>>>> intentional?  I've been CC'ing the crux list on my replies because you're
>>>>> not replying-to-all and I think the rest of the list may be able to help
>>>>> you better.  Good luck.  I'll help if I can.
>>>>>
>>>>> On Fri, Jan 27, 2017 at 12:49 PM, Milton Smith <miltonsj at gmail.com>
>>>>> wrote:
>>>>>
>>>>>> Ok. Steve. I will follow your steps exactly and see what happens.
>>>>>> Thanks for the help, and I will post back here later this evening or
>>>>>> tomorrow and let you know what happens. Thanks!
>>>>>>
>>>>>> On Fri, Jan 27, 2017 at 11:43 AM, Steve Volumetric <
>>>>>> volumetricsteve at gmail.com> wrote:
>>>>>>
>>>>>>> If your goal is to dual boot, i might not be able to help you.  If
>>>>>>> you're trying to just set up a bare-metal crux system, your grub install
>>>>>>> process must be wonky, though, all I do is:
>>>>>>> (appropriate fstab changes)
>>>>>>> grub-install /dev/sda
>>>>>>> (compile kernel, make modules_install, make firmware_install, cp
>>>>>>> System.map /boot/, cp arch/x86/boot/bzimage /boot/vmlinuz-1)
>>>>>>> grub-mkconfig > /boot/grub/grub.cfg
>>>>>>> reboot
>>>>>>>
>>>>>>> I don't think I'm missing anything critical there as far as just
>>>>>>> being able to boot is concerned...
>>>>>>>
>>>>>>> On Fri, Jan 27, 2017 at 12:07 PM, Milton Smith <miltonsj at gmail.com>
>>>>>>> wrote:
>>>>>>>
>>>>>>>> I am using grub in Ubuntu because when I install grub in CRUX, I
>>>>>>>> reboot to a grub rescue prompt and not a grub menu. It is very
>>>>>>>> inconvenient. The UUID in stab just takes the place of where you put
>>>>>>>> /dev/sdb, etc. Does that help clear it up? Thanks
>>>>>>>>
>>>>>>>> On Fri, Jan 27, 2017 at 10:56 AM, Steve Volumetric <
>>>>>>>> volumetricsteve at gmail.com> wrote:
>>>>>>>>
>>>>>>>>> How or more importantly why are you using Ubuntu's grub2 in crux?
>>>>>>>>> Is it an EFI system?  I'm not sure what you mean by UUID in the
>>>>>>>>> context of fstab, I almost always have something like:
>>>>>>>>>
>>>>>>>>> /dev/sdb1   /    ext4   defaults,noatime(or whatever)   0   1
>>>>>>>>>
>>>>>>>>> I wouldn't recommend using utilities for a different distrobution,
>>>>>>>>> crux comes with grub2.
>>>>>>>>>
>>>>>>>>> -vsteve
>>>>>>>>>
>>>>>>>>> On Fri, Jan 27, 2017 at 11:42 AM, Milton Smith <miltonsj at gmail.com
>>>>>>>>> > wrote:
>>>>>>>>>
>>>>>>>>>> I am trying to boot from the Grub that comes standard with an
>>>>>>>>>> Ubuntu installation. I am installing on bare metal. I did compile my root
>>>>>>>>>> filesystem into the kernel. I am using ext4. I did setup fstab with the
>>>>>>>>>> uuid of the CRUX partition. Sorry for the confusion.
>>>>>>>>>>
>>>>>>>>>> Sent from BlueMail <http://www.bluemail.me/r>
>>>>>>>>>> On Jan 27, 2017, at 9:55 AM, Steve Volumetric <
>>>>>>>>>> volumetricsteve at gmail.com> wrote:
>>>>>>>>>>>
>>>>>>>>>>> I have a few questions, but first, what is "ubuntu grub2"?  Are
>>>>>>>>>>> you installing on a VM or bare metal?
>>>>>>>>>>> Did you compile your root file system into your kernel?  What
>>>>>>>>>>> file system are you using on your root file system?  Did you set up fstab?
>>>>>>>>>>>
>>>>>>>>>>> -vsteve
>>>>>>>>>>>
>>>>>>>>>>> On Fri, Jan 27, 2017 at 10:46 AM, Milton Smith <
>>>>>>>>>>> miltonsj at gmail.com> wrote:
>>>>>>>>>>>
>>>>>>>>>>>> Everytime I try to boot CRUX from Ubuntu's Grub2 it fails with
>>>>>>>>>>>> a kernel panic.
>>>>>>>>>>>>
>>>>>>>>>>>> It gives me the error message, " unable to mount root
>>>>>>>>>>>> filesystem on unknown block (0,0)".
>>>>>>>>>>>>
>>>>>>>>>>>> Can someone help me with this? Thanks!
>>>>>>>>>>>>
>>>>>>>>>>>> Sent from BlueMail <http://www.bluemail.me/r>
>>>>>>>>>>>>
>>>>>>>>>>>> ______________________________ _________________
>>>>>>>>>>>> CRUX mailing list
>>>>>>>>>>>> CRUX at lists.crux.nu
>>>>>>>>>>>> https://lists.crux.nu/mailman/listinfo/crux
>>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>> --
>>>>>>>> Milton Smith
>>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>
>>>>>>
>>>>>> --
>>>>>> Milton Smith
>>>>>>
>>>>>
>>>>>
>>>>
>>>>
>>>> --
>>>> Milton Smith
>>>>
>>>
>>>
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