Re: Bug#865314: debian-installer-9-netboot-mips: 32bit MIPS (big-endian) Malta netboot installer doesn't boot
Hi,
thanks for the quick response!
I can confirm that netboot installer starts with nokalsr switch.
Greetings,
Bruno
On 20.06.2017 17:10, James Cowgill wrote:
> Hi,
>
> On 20/06/17 15:11, Steve McIntyre wrote:
>> On Tue, Jun 20, 2017 at 04:01:26PM +0200, Bruno Bierbaumer wrote:
>>> Yes, it works perfectly well for Debian Jessie.
>>
>> Ok, thanks for confirming.
>>
>> mips folks - any clues please? AFAICS we've had ~zero input about mips
>> in d-i and image work, and no visible testing. Some help would be
>> appreciated...
>>
>>> On Tue, 20 Jun 2017 14:47:52 +0100 Steve McIntyre <steve@einval.com> wrote:
>>>> On Tue, Jun 20, 2017 at 03:43:36PM +0200, Bruno Bierbaumer wrote:
>>>>> It also seems to be broken on MIPSEL
>>>>>
>>>>> wget
>>>>> http://ftp.nl.debian.org/debian/dists/stretch/main/installer-mipsel/current/images/malta/netboot/initrd.gz
>>>>> wget
>>>>> http://ftp.nl.debian.org/debian/dists/stretch/main/installer-mipsel/current/images/malta/netboot/vmlinux-4.9.0-3-4kc-malta
>>>>> qemu-system-mipsel -M malta -m 256 -kernel vmlinux-4.9.0-3-4kc-malta
>>>>> -initrd initrd.gz -nographic
>>>>
>>>> Hi Bruno,
>>>>
>>>> Did the same setup work with jessie images? I've got ~no background
>>>> with mips stuff here...
>
> I think I know which error you mean (and I confess I have seen it
> before). The issue is that QEMU loads the initrd into the memory
> immediately after the kernel, but that bit of memory might get
> overwritten by KASLR when the kernel starts and relocates itself.
>
> You can workaround it by passing "-append nokaslr" to QEMU, but I guess
> that QEMU should be fixed to place the initrd in a higher bit of memory.
>
> James
>
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