[Buildroot] Kernel Panic .....

[Bernhard Fischer <rep.nop@aon.at>]

On Tue, Dec 19, 2006 at 11:47:54PM -0500, Robin Mordasiewicz wrote:
>On Tue, 19 Dec 2006, Joe Pruett wrote:
>> On Tue, 19 Dec 2006, Robin Mordasiewicz wrote:
>>> On Tue, 19 Dec 2006, Robin Mordasiewicz wrote:
>>>
>>>> I am trying to boot the image as an initrd filesystem over pxe, but I see
>>>> an error
>>>> 'Unpacking initramfs...<0>Kernel panic - not syncing: bad gzip magic numbers'
>>>>
>>>> in my pxelinux.cfg/default
>>>>
>>>> label test
>>>>   kernel linux-kernel-2.6.19.1-i386
>>>>   append ramdisk_blocksize=4096 initrd=rootfs.i386.ext2 root=/dev/ram0 ramdisk_size=524288
>>>>
>>>> Is there anything I am required to change to make this kernel and image
>>>> work over booting from pxe ?
>>>
>>> I needed to build some RAM disk drivers into the kernel.
>>
>> how exactly did you do that?  that is where i have finally gotten after
>> making that kernel-patches directory (as you also just posted) and fixing
>> the problem that grub no longer has a -19 version at debian.org (-20 seems
>> to be working).  i made an iso image and ran into the same kernel panic
>> because it seems to want a cpio image.  i have just rebuilt using the
>> linux26.config file instead of busybox.config and will be booting in a few
>> minutes to see how that goes...
>
>Not sure if I am following you. I think you may be getting the kernel 
>config and the busybox config confused. The documentation for customizing 
>busybox does not mention modifying the kernel, but what I did to customize 
>the kernel is something like the following.
>
>cd build_i386/linux-2.6.19.1
>cp .config .config.original
>make mrproper
>make menuconfig
>(set the kernel options you require)
>cd ../../
>make

there is a make linux26-menuconfig target for that (for i386 with
the generic x86 target support option turned on, at least).