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From: "StDenis, Tom" <Tom.StDenis@amd.com>
To: Mikhail Gavrilov <mikhail.v.gavrilov@gmail.com>
Cc: "Grodzovsky, Andrey" <Andrey.Grodzovsky@amd.com>,
	"Wentland, Harry" <Harry.Wentland@amd.com>,
	"Deucher, Alexander" <Alexander.Deucher@amd.com>,
	"Koenig, Christian" <Christian.Koenig@amd.com>,
	"linux-mm@kvack.org" <linux-mm@kvack.org>,
	"amd-gfx@lists.freedesktop.org" <amd-gfx@lists.freedesktop.org>
Subject: Re: After Vega 56/64 GPU hang I unable reboot system
Date: Wed, 19 Dec 2018 22:41:03 +0000	[thread overview]
Message-ID: <9b87556e-ed4d-6ec0-2f98-a08469b7f35e@amd.com> (raw)
In-Reply-To: <CABXGCsMygWFqnkaZbpLEBd9aBkk9=-fRnDMNOnkRfPZaeheoCg@mail.gmail.com>

On 2018-12-19 4:21 p.m., Mikhail Gavrilov wrote:
> I see that backtrace in my previous message are borked.
> I place backtrace in text file for more comfort reading in this message.

The backtrace points to the segfault in umr caused when it fails to read 
the file.  We want to know why it can't open the file.  Something like

sudo strace umr -R gfx[.] 2>&1 | tee strace.log

will capture everything.

In the mean time I can fix at least the segfault.

The issue is why can't it open "amdgpu_ring_gfx".

Tom

> 
> 
> --
> Best Regards,
> Mike Gavrilov.
> 


WARNING: multiple messages have this Message-ID (diff)
From: "StDenis, Tom" <Tom.StDenis-5C7GfCeVMHo@public.gmane.org>
To: Mikhail Gavrilov
	<mikhail.v.gavrilov-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Cc: "Grodzovsky,
	Andrey" <Andrey.Grodzovsky-5C7GfCeVMHo@public.gmane.org>,
	"amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org"
	<amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org>,
	"linux-mm-Bw31MaZKKs3YtjvyW6yDsg@public.gmane.org"
	<linux-mm-Bw31MaZKKs3YtjvyW6yDsg@public.gmane.org>,
	"Deucher,
	Alexander" <Alexander.Deucher-5C7GfCeVMHo@public.gmane.org>,
	"Wentland, Harry" <Harry.Wentland-5C7GfCeVMHo@public.gmane.org>,
	"Koenig,
	Christian" <Christian.Koenig-5C7GfCeVMHo@public.gmane.org>
Subject: Re: After Vega 56/64 GPU hang I unable reboot system
Date: Wed, 19 Dec 2018 22:41:03 +0000	[thread overview]
Message-ID: <9b87556e-ed4d-6ec0-2f98-a08469b7f35e@amd.com> (raw)
In-Reply-To: <CABXGCsMygWFqnkaZbpLEBd9aBkk9=-fRnDMNOnkRfPZaeheoCg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>

On 2018-12-19 4:21 p.m., Mikhail Gavrilov wrote:
> I see that backtrace in my previous message are borked.
> I place backtrace in text file for more comfort reading in this message.

The backtrace points to the segfault in umr caused when it fails to read 
the file.  We want to know why it can't open the file.  Something like

sudo strace umr -R gfx[.] 2>&1 | tee strace.log

will capture everything.

In the mean time I can fix at least the segfault.

The issue is why can't it open "amdgpu_ring_gfx".

Tom

> 
> 
> --
> Best Regards,
> Mike Gavrilov.
> 

_______________________________________________
amd-gfx mailing list
amd-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/amd-gfx

  reply	other threads:[~2018-12-19 22:41 UTC|newest]

Thread overview: 70+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-12-04 22:18 After Vega 56/64 GPU hang I unable reboot system Mikhail Gavrilov
2018-12-04 22:18 ` Mikhail Gavrilov
2018-12-14 19:36 ` Wentland, Harry
2018-12-14 19:36   ` Wentland, Harry
2018-12-15  9:42   ` Mikhail Gavrilov
2018-12-15  9:42     ` Mikhail Gavrilov
2018-12-17 18:51     ` Wentland, Harry
2018-12-17 18:51       ` Wentland, Harry
2018-12-17 19:08       ` Grodzovsky, Andrey
2018-12-17 19:08         ` Grodzovsky, Andrey
2018-12-19 18:35         ` Mikhail Gavrilov
2018-12-19 18:35           ` Mikhail Gavrilov
2018-12-19 20:21           ` Grodzovsky, Andrey
2018-12-19 20:21             ` Grodzovsky, Andrey
2018-12-19 20:51             ` StDenis, Tom
2018-12-19 20:51               ` StDenis, Tom
2018-12-19 20:56             ` StDenis, Tom
2018-12-19 20:56               ` StDenis, Tom
2018-12-19 21:14               ` Mikhail Gavrilov
2018-12-19 21:14                 ` Mikhail Gavrilov
2018-12-19 21:21                 ` Mikhail Gavrilov
2018-12-19 21:21                   ` Mikhail Gavrilov
2018-12-19 22:41                   ` StDenis, Tom [this message]
2018-12-19 22:41                     ` StDenis, Tom
2018-12-20  3:29                     ` Mikhail Gavrilov
2018-12-20  3:29                       ` Mikhail Gavrilov
2018-12-20 11:17                       ` StDenis, Tom
2018-12-20 11:17                         ` StDenis, Tom
2018-12-20 11:45                         ` Mikhail Gavrilov
2018-12-20 11:45                           ` Mikhail Gavrilov
2018-12-20 14:06                           ` StDenis, Tom
2018-12-20 14:06                             ` StDenis, Tom
2018-12-20 14:08                             ` StDenis, Tom
2018-12-20 14:08                               ` StDenis, Tom
2018-12-20 14:19                               ` StDenis, Tom
2018-12-20 14:19                                 ` StDenis, Tom
     [not found]                                 ` <96c70496-ce62-b162-187c-ff34ebb84ec2-5C7GfCeVMHo@public.gmane.org>
2018-12-20 16:07                                   ` Mikhail Gavrilov
2018-12-20 16:20                                     ` StDenis, Tom
2018-12-20 16:20                                       ` StDenis, Tom
2018-12-22 10:28                                       ` Mikhail Gavrilov
2018-12-22 10:28                                         ` Mikhail Gavrilov
2018-12-22 10:28                                         ` Mikhail Gavrilov
2019-01-03 20:23         ` Mikhail Gavrilov
2019-01-03 20:23           ` Mikhail Gavrilov
2019-01-04 17:50           ` Mikhail Gavrilov
2019-01-07 18:46             ` Grodzovsky, Andrey
2019-01-07 18:46               ` Grodzovsky, Andrey
2019-01-09 19:36               ` Mikhail Gavrilov
2019-01-09 19:36                 ` Mikhail Gavrilov
2019-01-09 20:35                 ` Grodzovsky, Andrey
2019-01-09 20:35                   ` Grodzovsky, Andrey
2019-01-09 21:12                   ` Mikhail Gavrilov
2019-01-09 21:12                     ` Mikhail Gavrilov
2019-01-09 21:12                     ` Mikhail Gavrilov
2019-01-09 21:48                     ` Grodzovsky, Andrey
2019-01-09 21:48                       ` Grodzovsky, Andrey
2019-01-10  4:04                       ` Mikhail Gavrilov
2019-01-10  4:04                         ` Mikhail Gavrilov
2019-01-10  8:54                     ` Michel Dänzer
2019-01-10  8:54                       ` Michel Dänzer
2019-01-10  9:42                       ` Mikhail Gavrilov
2019-01-10  9:42                         ` Mikhail Gavrilov
2019-01-10  9:42                         ` Mikhail Gavrilov
2019-01-10 10:38                         ` Michel Dänzer
2019-01-10 10:38                           ` Michel Dänzer
2019-01-10 15:22                 ` Mikhail Gavrilov
2019-01-10 15:22                   ` Mikhail Gavrilov
2019-01-10 15:22                   ` Mikhail Gavrilov
2019-01-10 15:31                   ` StDenis, Tom
2019-01-10 15:31                     ` StDenis, Tom

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