Bug#735254: flash-kernel: QNAP TS-212 doesn't boot with 3.12-1-kirkwood and flash-kernel 3.12
On 14 January 2014 08:36, Ian Campbell <ijc@hellion.org.uk> wrote:
> Control: reassign -1 src:linux
> Control: forcemerge 735172 -1
>
> On Tue, 2014-01-14 at 05:50 +0000, Ruben Silveira wrote:
>> Description and steps to reproduce:
>> - QNAP TS-212 (cpuinfo = 'QNAP TS-119/TS-219') with 3.11-2-kirkwood and flash-kernel 3.12;
>> - Installed 3.12-1-kirkwood (update-initramfs and flash-kernel executed automatically and normally);
>> - Rebooted;
>> - System not up;
>> - Connected serial console;
>> - Rebooted;
>> - System hangs just after kernel being (successfully) loaded by U-Boot, with no output whatsoever.
>
> You see "Uncompressing Linux... done, booting the kernel." as the last
> thing, right?
You're right, that is the last message.
>> I was able to restore an old backup (flash and rootfs), repeat the
>> whole process and get to the same exact result.
>>
>> I suppose this has to do with DT - Device Tree and could be (loosely)
>> related to bugs #731345 and #734769.
>
> Actually AFAICT this is #735172 which is a kernel bug unrelated to the
> recent flash-kernel changes, reassigning and merging.
>
>> The solution appears to be the appendage of DTB to the kernel, but I
>> have little to no knowledge in patching flash-kernel to get to a
>> working solution.
>
> This issue is being observed even on platforms which have no DTB support
> yet (e.g. TS-419). Have you actually tried with an appended DTB and seen
> it work or are you speculating?
I'm speculating, as I haven't tried that. I don't know what or how to
append to a kernel. If you can point me to some kind a reference, I
can test that out in my current setup.
Thank you,
Ruben
Reply to: