From: "Alex Xu (Hello71)" <alex_y_xu@yahoo.ca>
To: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org,
linux-mm@kvack.org,
"Thomas Hellström (VMware)" <thomas_os@shipmail.org>
Cc: "Ralph Campbell" <rcampbell@nvidia.com>,
"Michal Hocko" <mhocko@suse.com>,
pv-drivers@vmware.com, "Roland Scheidegger" <sroland@vmware.com>,
"Matthew Wilcox (Oracle)" <willy@infradead.org>,
"Christian König" <christian.koenig@amd.com>,
"Jérôme Glisse" <jglisse@redhat.com>,
linux-graphics-maintainer@vmware.com,
"Andrew Morton" <akpm@linux-foundation.org>,
"Dan Williams" <dan.j.williams@intel.com>,
"Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>
Subject: Re: Bad rss-counter state from drm/ttm, drm/vmwgfx: Support huge TTM pagefaults
Date: Mon, 06 Apr 2020 20:38:34 -0400 [thread overview]
Message-ID: <1586219716.1a3fyi6lh5.none@localhost> (raw)
In-Reply-To: <0b12b28c-5f42-b56b-ea79-6e3d1052b332@shipmail.org>
Excerpts from Thomas Hellström (VMware)'s message of April 6, 2020 5:04 pm:
> Hi,
>
> On 4/6/20 9:51 PM, Alex Xu (Hello71) wrote:
>> Using 314b658 with amdgpu, starting sway and firefox causes "BUG: Bad
>> rss-counter state" and "BUG: non-zero pgtables_bytes on freeing mm" to
>> start filling dmesg, and then closing programs causes more BUGs and
>> hangs, and then everything grinds to a halt (can't start more programs,
>> can't even reboot through systemd).
>>
>> Using master and reverting that branch up to that point fixes the
>> problem.
>>
>> I'm using a Ryzen 1600 and AMD Radeon RX 480 on an ASRock B450 Pro4
>> board with IOMMU enabled.
>
> If you could try the attached patch, that'd be great!
>
> Thanks,
>
> Thomas
>
Yeah, that works too. Kernel config sent off-list.
Regards,
Alex.
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WARNING: multiple messages have this Message-ID (diff)
From: "Alex Xu (Hello71)" <alex_y_xu@yahoo.ca>
To: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org,
linux-mm@kvack.org,
"Thomas Hellström (VMware)" <thomas_os@shipmail.org>
Cc: "Andrew Morton" <akpm@linux-foundation.org>,
"Christian König" <christian.koenig@amd.com>,
"Dan Williams" <dan.j.williams@intel.com>,
"Jérôme Glisse" <jglisse@redhat.com>,
"Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>,
linux-graphics-maintainer@vmware.com,
"Michal Hocko" <mhocko@suse.com>,
pv-drivers@vmware.com, "Ralph Campbell" <rcampbell@nvidia.com>,
"Roland Scheidegger" <sroland@vmware.com>,
"Matthew Wilcox (Oracle)" <willy@infradead.org>
Subject: Re: Bad rss-counter state from drm/ttm, drm/vmwgfx: Support huge TTM pagefaults
Date: Mon, 06 Apr 2020 20:38:34 -0400 [thread overview]
Message-ID: <1586219716.1a3fyi6lh5.none@localhost> (raw)
In-Reply-To: <0b12b28c-5f42-b56b-ea79-6e3d1052b332@shipmail.org>
Excerpts from Thomas Hellström (VMware)'s message of April 6, 2020 5:04 pm:
> Hi,
>
> On 4/6/20 9:51 PM, Alex Xu (Hello71) wrote:
>> Using 314b658 with amdgpu, starting sway and firefox causes "BUG: Bad
>> rss-counter state" and "BUG: non-zero pgtables_bytes on freeing mm" to
>> start filling dmesg, and then closing programs causes more BUGs and
>> hangs, and then everything grinds to a halt (can't start more programs,
>> can't even reboot through systemd).
>>
>> Using master and reverting that branch up to that point fixes the
>> problem.
>>
>> I'm using a Ryzen 1600 and AMD Radeon RX 480 on an ASRock B450 Pro4
>> board with IOMMU enabled.
>
> If you could try the attached patch, that'd be great!
>
> Thanks,
>
> Thomas
>
Yeah, that works too. Kernel config sent off-list.
Regards,
Alex.
next prev parent reply other threads:[~2020-04-07 8:09 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1586138158.v5u7myprlp.none.ref@localhost>
2020-04-06 19:51 ` Bad rss-counter state from drm/ttm, drm/vmwgfx: Support huge TTM pagefaults Alex Xu (Hello71)
2020-04-06 19:51 ` Alex Xu (Hello71)
2020-04-06 20:25 ` Thomas Hellström (VMware)
2020-04-06 20:25 ` Thomas Hellström (VMware)
2020-04-06 21:04 ` Thomas Hellström (VMware)
2020-04-06 21:04 ` Thomas Hellström (VMware)
2020-04-07 0:38 ` Alex Xu (Hello71) [this message]
2020-04-07 0:38 ` Alex Xu (Hello71)
2020-04-07 11:26 ` Thomas Hellström (VMware)
2020-04-07 11:26 ` Thomas Hellström (VMware)
2020-04-07 15:36 ` Alex Xu (Hello71)
2020-04-07 15:36 ` Alex Xu (Hello71)
2020-04-07 19:57 ` Thomas Hellström (VMware)
2020-04-07 19:57 ` Thomas Hellström (VMware)
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