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From: Johannes Hirte <johannes.hirte-rSzmJuYucINa7YElYzY8/Q@public.gmane.org>
To: Andrey Grodzovsky <Andrey.Grodzovsky-5C7GfCeVMHo@public.gmane.org>
Cc: "Alex Deucher" <alexander.deucher-5C7GfCeVMHo@public.gmane.org>,
	"Li, Sun peng" <sunpeng.li-5C7GfCeVMHo@public.gmane.org>,
	"Harry Wentland" <harry.wentland-5C7GfCeVMHo@public.gmane.org>,
	"Christian König" <christian.koenig-5C7GfCeVMHo@public.gmane.org>,
	amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org
Subject: Re: BUG: KASAN: use-after-free in amdgpu_job_free_cb
Date: Fri, 12 Jan 2018 09:54:32 +0100	[thread overview]
Message-ID: <20180112085431.GA13901@probook> (raw)
In-Reply-To: <2d0470e3-2d9c-0139-1bd4-493d97e419eb-5C7GfCeVMHo@public.gmane.org>

On 2018 Jan 11, Andrey Grodzovsky wrote:
> Thanks for the dmesg, unfortunately nothing suspicious from there.
> 
> Looking again at KASAN it hints at a race between cursor update and non 
> blocking part of flip with regard to accessing CRTC states, maybe cursor 
> update is not properly synchronized against a flip in flight on same CRTC...
> 
> P.S What is your setup ? How many displays ?
> 

It's a Carizzo A10-8700B R6 with 16G RAM, 512M assigned to graphics
card. Only the laptop display (1920x1080) is connected via eDP, so nothing special.

-- 
Regards,
  Johannes

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  parent reply	other threads:[~2018-01-12  8:54 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-01-03  8:35 BUG: KASAN: use-after-free in amdgpu_job_free_cb Johannes Hirte
2018-01-03  9:36 ` Johannes Hirte
2018-01-09 14:44   ` Johannes Hirte
2018-01-10 21:25     ` Andrey Grodzovsky
     [not found]       ` <b30d8818-727e-906b-9203-47a5a5b03605-5C7GfCeVMHo@public.gmane.org>
2018-01-11 22:55         ` Johannes Hirte
2018-01-12  4:30           ` Andrey Grodzovsky
     [not found]             ` <2d0470e3-2d9c-0139-1bd4-493d97e419eb-5C7GfCeVMHo@public.gmane.org>
2018-01-12  8:54               ` Johannes Hirte [this message]
  -- strict thread matches above, loose matches on Subject: below --
2018-01-12 11:43 Luís Mendes
     [not found] ` <CAEzXK1p9b8vOPZ_ed-E6S+CDcpUStwPopHGzny7tN6pnzZdGEQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2018-01-12 15:20   ` Andrey Grodzovsky
     [not found]     ` <77f6ae06-988a-54c8-fa57-556df22cc202-5C7GfCeVMHo@public.gmane.org>
2018-01-12 21:47       ` Johannes Hirte
2018-01-12 21:52         ` Andrey Grodzovsky
     [not found]           ` <11b826ef-1a47-33db-dccd-7a4867547fbf-5C7GfCeVMHo@public.gmane.org>
2018-01-13 19:47             ` Johannes Hirte
2018-01-14 16:44               ` Grodzovsky, Andrey
     [not found]                 ` <BN6PR1201MB0115E7D6A5932AC3A932FA98EA150-6iU6OBHu2P+5DJ1TLF5OxWrFom/aUZj6nBOFsp37pqbUKgpGm//BTAC/G2K4zDHf@public.gmane.org>
2018-01-14 20:34                   ` Johannes Hirte
2018-01-14 23:22                     ` Grodzovsky, Andrey
     [not found]                       ` <BN6PR1201MB0115FCD51D291D0831F6887BEA150-6iU6OBHu2P+5DJ1TLF5OxWrFom/aUZj6nBOFsp37pqbUKgpGm//BTAC/G2K4zDHf@public.gmane.org>
2018-01-15 14:58                         ` Harry Wentland
     [not found]                           ` <fe824e81-6548-5c6e-ae3f-80aaf7ee45a2-5C7GfCeVMHo@public.gmane.org>
2018-01-15 16:26                             ` Andrey Grodzovsky

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