Re: [PATCH v6 0/6] KASan for arm

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On 1/17/20 2:13 AM, Linus Walleij wrote:
> On Tue, Nov 19, 2019 at 1:14 AM Florian Fainelli <f.fainelli@xxxxxxxxx> wrote:
>> On 11/15/19 3:44 AM, Marco Felsch wrote:
>>>
>>> With your v7 it is working on my imx6 but unfortunately I can't run my
>>> gstreamer testcase. My CPU load goes to 100% after starting gstreamer
>>> and nothing happens.. But the test_kasan module works =) So I decided to
>>> check a imx6quadplus but this target did not boot.. I used another
>>> toolchain for the imx6quadplus gcc-9 instead of gcc-8. So it seems that
>>> something went wrong during compilation. Because you didn't changed
>>> something within the logic.
>>>
>>> I wonder why we must not define the CONFIG_KASAN_SHADOW_OFFSET for arm.
>>
>> That is was oversight. I have pushed updates to the branch here:
>>
>> https://github.com/ffainelli/linux/pull/new/kasan-v7
> 
> I just git Kasan back on my radar because it needs to be fixed some day.
> 
> I took this branch for a ride on some QEMU and some real hardware.
> Here I use the test module and just hacked it into the kernel instead of
> as a module, it then crashes predictably but performs all the KASan
> tests first and it works file, as in provokes the right warnings from
> KASan.
> 
> Tested systems:
> 
> QEMU ARM RealView PBA8
> QEMU ARM RealView PBX A9
> QEMU ARM Versatile AB
> Hardware Integrator CP
> Hardware Versatile AB with IB2
> 
> Can we start to submit these patches to Russell's patch tracker?
> Any more testing I should be doing?

Let me submit and rebase v7 get the auto builders some days to see if it
exposes a new build issue and then we toss it to RMK's patch tracker and
fix bugs from there?
-- 
Florian
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