Forgot to cc kernelnewbies mailing list while replying.. On Fri, Dec 9, 2011 at 9:39 PM, rajaneesh acharya < [email protected]> wrote:
> Hi > > I created a kernel using the target as allyesconfig. The machine fails to > bootup (just hangs with 100% cpu utilization) with message "Booting the > kernel" > If I use the config from a distro and create the kernel image, it boots > fine.. > > Apart from the fact that allyesconfig will create a bulky kernel image > and loads lots of drivers that are not needed, what could be other reasons > why this would fail.. I have 8GB RAM and AMD Quad code.. > > For above testing, I used QEMU command as below > >>qemu-system-x86_64 -kernel /boot/vmlinuz-3.2.0 -initrd test.cpio.gz > > Oh, you have an AMD cpu? There was a regression which prevented Linux from booting on some AMD cpus. And this has been fixed in Linux-3.2-rc5. Please try that version and see if the problem still persists. [The specific patch I am referring to is, "x86: Fix boot failures on older AMD CPU's" See https://lkml.org/lkml/2011/12/9/419] Regards, Srivatsa S. Bhat
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