linux-kernel - Re: 5.11-rc1 TTM list corruption

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Message-ID: <20210105122026.GA227519@hr-amd>
Date:   Tue, 5 Jan 2021 20:20:26 +0800
From:   Huang Rui <ray.huang@....com>
To:     Borislav Petkov <bp@...en8.de>
Cc:     "Koenig, Christian" <Christian.Koenig@....com>,
        "dri-devel@...ts.freedesktop.org" <dri-devel@...ts.freedesktop.org>,
        lkml <linux-kernel@...r.kernel.org>
Subject: Re: 5.11-rc1 TTM list corruption

On Tue, Jan 05, 2021 at 07:43:51PM +0800, Borislav Petkov wrote:
> On Tue, Jan 05, 2021 at 07:08:52PM +0800, Huang Rui wrote:
> > Ah, this asic is a bit old and still use radeon driver. So we didn't
> > reproduce it on amdgpu driver. I don't have such the old asic in my hand.
> > May we know whether this issue can be duplicated after SI which is used
> > amdgpu module (not sure whether you have recent APU or GPU)?
> 
> The latest I have (I think it is the latest) is:
> 
> [    1.826102] [drm] initializing kernel modesetting (RENOIR 0x1002:0x1636 0x17AA:0x5099 0xD1).
> 
> and so far that hasn't triggered it. Which makes sense because that
> thing uses amdgpu:
> 
> [    1.810260] [drm] amdgpu kernel modesetting enabled.

Yes! Renoir is late enough for amdgpu kernel module. :-)
Please let us know if you still encounter the issue.

Thanks,
Ray