Re: [drm:dm_plane_helper_prepare_fb [amdgpu]] *ERROR* Failed to pin framebuffer with error -12

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On Thu, Jan 14, 2021 at 2:56 PM Christian König
<christian.koenig@xxxxxxx> wrote:
>
> Am 14.01.21 um 01:22 schrieb Mikhail Gavrilov:
> > On Tue, 12 Jan 2021 at 01:45, Christian König <christian.koenig@xxxxxxx> wrote:
> >> But what you have in your logs so far are only unrelated symptoms, the
> >> root of the problem is that somebody is leaking memory.
> >>
> >> What you could do as well is to try to enable kmemleak
> > I captured some memleaks.
> > Do they contain any useful information?
>
> Unfortunately not of hand.
>
> I also don't see any bug reports from other people and can't reproduce
> the last backtrace you send out TTM here.
>
> Do you have any local modifications or special setup in your system?
> Like bpf scripts or something like that?

There's another bug report (for rcar-du, bisected to the a switch to
use more cma helpers) about leaking mmaps, which keeps too many fb
alive, so maybe we have gained a refcount leak somewhere recently. But
could also be totally unrelated.
-Daniel



>
> Christian.
>
> >
> > [1] https://pastebin.com/n0FE7Hsu
> > [2] https://pastebin.com/MUX55L1k
> > [3] https://pastebin.com/a3FT7DVG
> > [4] https://pastebin.com/1ALvJKz7
> >
> > --
> > Best Regards,
> > Mike Gavrilov.
> > _______________________________________________
> > amd-gfx mailing list
> > amd-gfx@xxxxxxxxxxxxxxxxxxxxx
> > https://lists.freedesktop.org/mailman/listinfo/amd-gfx
>
> _______________________________________________
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> dri-devel@xxxxxxxxxxxxxxxxxxxxx
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-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
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