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Date: Mon, 15 Jan 2024 11:20:23 +0100
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Subject: Re: Failed to create a rescuer kthread for the amdgpu-reset-dev
 workqueue
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To: Thomas Perrot <thomas.perrot@bootlin.com>, alexander.deucher@amd.com,
 Xinhui.Pan@amd.com, lijo.lazar@amd.com, kenneth.feng@amd.com,
 guchun.chen@amd.com, evan.quan@amd.com, srinivasan.shanmugam@amd.com
Cc: amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org,
 linux-kernel@vger.kernel.org
References: <cf1a3a2b7599b7b6900ff45aa8b204169411687f.camel@bootlin.com>
 <95e791b0-4672-4a1a-940b-684d8c96e995@amd.com>
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From: =?UTF-8?Q?Christian_K=C3=B6nig?= <christian.koenig@amd.com>
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Am 15.01.24 um 11:17 schrieb Thomas Perrot:
> Hello Christian,
>
> On Fri, 2024-01-12 at 09:17 +0100, Christian König wrote:
>> Well the driver load is interrupted for some reason.
>>
>> Have you set any timeout for modprobe?
>>
> We don't set a modprobe timeout.

Well you somehow abort probing the driver.

This seems to be an external event and not something the driver can 
influence.

Regards,
Christian.

>
> Kind regards,
> Thomas
>
>> Regards,
>> Christian.
>>
>> Am 12.01.24 um 09:11 schrieb Thomas Perrot:
>>> Hello,
>>>
>>> We are updating the kernel from the 6.1 to the 6.6 and we observe
>>> an
>>> amdgpu’s regression with Radeon RX580 8GB and SiFive Unmatched:
>>> “workqueue: Failed to create a rescuer kthread for wq 'amdgpu-
>>> reset-
>>> dev': -EINTR
>>> [drm:amdgpu_reset_create_reset_domain [amdgpu]] *ERROR* Failed to
>>> allocate wq for amdgpu_reset_domain!
>>> amdgpu 0000:07:00.0: amdgpu: Fatal error during GPU init
>>> amdgpu 0000:07:00.0: amdgpu: amdgpu: finishing device.
>>> amdgpu: probe of 0000:07:00.0 failed with error -12”
>>>
>>> We tried to figure it out without success for the moment, do you
>>> have
>>> some advice to identify the root cause and to fix it?
>>>
>>> Kind regards,
>>> Thomas Perrot
>>>