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Date: Thu, 21 Aug 2014 21:27:17 +0200
From: "Thomas D." <whissi@whissi.de>
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Subject: Re: kexec fails to boot kernels where CONFIG_RANDOMIZE_BASE=y is set
References: <53F11882.3060803@whissi.de> <20140818145718.GD4745@redhat.com>
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To: Vivek Goyal <vgoyal@redhat.com>, Kees Cook <keescook@chromium.org>
Cc: Kexec Mailing List <kexec@lists.infradead.org>, WANG Chao <chaowang@redhat.com>

Hi,

Vivek Goyal wrote:
> Thomas, can you please test kexec with "nokaslr" specified in command
> line. This can atleast get you going for now till the problem is actually
> fixed.

I booted linux-3.15.10 with "nokaslr"

>  # dmesg | grep -i command
> [    0.000000] Command line: BOOT_IMAGE=/kernel dolvm video=1280x1024 root=UUID=6d42... rootfs=ext4 nokaslr initrd=/initramfs
> [    0.000000] Kernel command line: BOOT_IMAGE=/kernel dolvm video=1280x1024 root=UUID=6d42... rootfs=ext4 nokaslr initrd=/initramfs

and run kexec with

> --reuse-cmdline -l /boot/kernel root=/dev/dm-3  --initrd=/boot/initramfs

But it still doesn't reboot. I see no difference between using "nokaslr"
or not.


-Thomas


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