From mboxrd@z Thu Jan  1 00:00:00 1970
From: Patchwork <patchwork@emeril.freedesktop.org>
Subject: =?utf-8?q?=E2=9C=97_Fi=2ECI=2EIGT=3A_failure_for_drm/?=
 =?utf-8?q?i915/userptr=3A_Avoid_struct=5Fmutex_recursion_for_mmu=5Finvali?=
 =?utf-8?q?date=5Frange=5Fstart_=28rev2=29?=
Date: Thu, 25 Oct 2018 18:57:26 -0000
Message-ID: <20181025185726.11313.76551@emeril.freedesktop.org>
References: <20181025124542.21830-1-chris@chris-wilson.co.uk>
Reply-To: intel-gfx@lists.freedesktop.org
Mime-Version: 1.0
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: base64
Return-path: <intel-gfx-bounces@lists.freedesktop.org>
In-Reply-To: <20181025124542.21830-1-chris@chris-wilson.co.uk>
List-Unsubscribe: <https://lists.freedesktop.org/mailman/options/intel-gfx>,
 <mailto:intel-gfx-request@lists.freedesktop.org?subject=unsubscribe>
List-Archive: <https://lists.freedesktop.org/archives/intel-gfx>
List-Post: <mailto:intel-gfx@lists.freedesktop.org>
List-Help: <mailto:intel-gfx-request@lists.freedesktop.org?subject=help>
List-Subscribe: <https://lists.freedesktop.org/mailman/listinfo/intel-gfx>,
 <mailto:intel-gfx-request@lists.freedesktop.org?subject=subscribe>
Errors-To: intel-gfx-bounces@lists.freedesktop.org
Sender: "Intel-gfx" <intel-gfx-bounces@lists.freedesktop.org>
To: Chris Wilson <chris@chris-wilson.co.uk>
Cc: intel-gfx@lists.freedesktop.org
List-Id: intel-gfx@lists.freedesktop.org

PT0gU2VyaWVzIERldGFpbHMgPT0KClNlcmllczogZHJtL2k5MTUvdXNlcnB0cjogQXZvaWQgc3Ry
dWN0X211dGV4IHJlY3Vyc2lvbiBmb3IgbW11X2ludmFsaWRhdGVfcmFuZ2Vfc3RhcnQgKHJldjIp
ClVSTCAgIDogaHR0cHM6Ly9wYXRjaHdvcmsuZnJlZWRlc2t0b3Aub3JnL3Nlcmllcy81MTM2Mi8K
U3RhdGUgOiBmYWlsdXJlCgo9PSBTdW1tYXJ5ID09Cgo9IENJIEJ1ZyBMb2cgLSBjaGFuZ2VzIGZy
b20gQ0lfRFJNXzUwMzVfZnVsbCAtPiBQYXRjaHdvcmtfMTA1NzdfZnVsbCA9Cgo9PSBTdW1tYXJ5
IC0gRkFJTFVSRSA9PQoKICBTZXJpb3VzIHVua25vd24gY2hhbmdlcyBjb21pbmcgd2l0aCBQYXRj
aHdvcmtfMTA1NzdfZnVsbCBhYnNvbHV0ZWx5IG5lZWQgdG8gYmUKICB2ZXJpZmllZCBtYW51YWxs
eS4KICAKICBJZiB5b3UgdGhpbmsgdGhlIHJlcG9ydGVkIGNoYW5nZXMgaGF2ZSBub3RoaW5nIHRv
IGRvIHdpdGggdGhlIGNoYW5nZXMKICBpbnRyb2R1Y2VkIGluIFBhdGNod29ya18xMDU3N19mdWxs
LCBwbGVhc2Ugbm90aWZ5IHlvdXIgYnVnIHRlYW0gdG8gYWxsb3cgdGhlbQogIHRvIGRvY3VtZW50
IHRoaXMgbmV3IGZhaWx1cmUgbW9kZSwgd2hpY2ggd2lsbCByZWR1Y2UgZmFsc2UgcG9zaXRpdmVz
IGluIENJLgoKICAKCj09IFBvc3NpYmxlIG5ldyBpc3N1ZXMgPT0KCiAgSGVyZSBhcmUgdGhlIHVu
a25vd24gY2hhbmdlcyB0aGF0IG1heSBoYXZlIGJlZW4gaW50cm9kdWNlZCBpbiBQYXRjaHdvcmtf
MTA1NzdfZnVsbDoKCiAgPT09IElHVCBjaGFuZ2VzID09PQoKICAgID09PT0gUG9zc2libGUgcmVn
cmVzc2lvbnMgPT09PQoKICAgIGlndEBnZW1fYnVzeUBjbG9zZS1yYWNlOgogICAgICBzaGFyZC1n
bGs6ICAgICAgICAgIFBBU1MgLT4gRE1FU0ctRkFJTAoKICAgIAo9PSBLbm93biBpc3N1ZXMgPT0K
CiAgSGVyZSBhcmUgdGhlIGNoYW5nZXMgZm91bmQgaW4gUGF0Y2h3b3JrXzEwNTc3X2Z1bGwgdGhh
dCBjb21lIGZyb20ga25vd24gaXNzdWVzOgoKICA9PT0gSUdUIGNoYW5nZXMgPT09CgogICAgPT09
PSBJc3N1ZXMgaGl0ID09PT0KCiAgICBpZ3RAZHJ2X3N1c3BlbmRAc2hyaW5rOgogICAgICBzaGFy
ZC1rYmw6ICAgICAgICAgIFBBU1MgLT4gSU5DT01QTEVURSAoZmRvIzEwMzY2NSwgZmRvIzEwNjg4
NikKCiAgICBpZ3RAZ2VtX2Vpb0Bpbi1mbGlnaHQtc3VzcGVuZDoKICAgICAgc2hhcmQtYXBsOiAg
ICAgICAgICBQQVNTIC0+IERNRVNHLVdBUk4gKGZkbyMxMDc5NTcpCgogICAgaWd0QGdlbV9leGVj
X3NjaGVkdWxlQHBpLXJpbmdmdWxsLWJzZDoKICAgICAgc2hhcmQtc2tsOiAgICAgICAgICBOT1RS
VU4gLT4gRkFJTCAoZmRvIzEwMzE1OCkKCiAgICBpZ3RAa21zX2F0b21pY190cmFuc2l0aW9uQDF4
LW1vZGVzZXQtdHJhbnNpdGlvbnMtbm9uYmxvY2tpbmc6CiAgICAgIHNoYXJkLWFwbDogICAgICAg
ICAgUEFTUyAtPiBETUVTRy1GQUlMIChmZG8jMTA4NTQ5KSArMgoKICAgIGlndEBrbXNfYXRvbWlj
X3RyYW5zaXRpb25AcGxhbmUtYWxsLW1vZGVzZXQtdHJhbnNpdGlvbjoKICAgICAgc2hhcmQtYXBs
OiAgICAgICAgICBQQVNTIC0+IElOQ09NUExFVEUgKGZkbyMxMDM5MjcpCgogICAgaWd0QGttc19j
b2xvckBwaXBlLWEtZGVnYW1tYToKICAgICAgc2hhcmQtYXBsOiAgICAgICAgICBQQVNTIC0+IEZB
SUwgKGZkbyMxMDQ3ODIsIGZkbyMxMDgxNDUpCgogICAgaWd0QGttc19jb25jdXJyZW50QHBpcGUt
YToKICAgICAgc2hhcmQtYXBsOiAgICAgICAgICBQQVNTIC0+IERNRVNHLVdBUk4gKGZkbyMxMDg1
NDkpICsyMQoKICAgIGlndEBrbXNfY3Vyc29yX2NyY0BjdXJzb3Itc2l6ZS1jaGFuZ2U6CiAgICAg
IHNoYXJkLWdsazogICAgICAgICAgUEFTUyAtPiBGQUlMIChmZG8jMTAzMjMyKSArMgoKICAgIGln
dEBrbXNfZmxpcF90aWxpbmdAZmxpcC1jaGFuZ2VzLXRpbGluZy15ZjoKICAgICAgc2hhcmQtc2ts
OiAgICAgICAgICBQQVNTIC0+IEZBSUwgKGZkbyMxMDgzMDMsIGZkbyMxMDgyMjgpCgogICAgaWd0
QGttc19mcm9udGJ1ZmZlcl90cmFja2luZ0BmYmMtMXAtcHJpbXNjcm4tc3ByLWluZGZiLWRyYXct
bW1hcC1jcHU6CiAgICAgIHNoYXJkLWFwbDogICAgICAgICAgUEFTUyAtPiBGQUlMIChmZG8jMTAz
MTY3KSArMQoKICAgIGlndEBrbXNfZnJvbnRidWZmZXJfdHJhY2tpbmdAZmJjLTJwLXByaW1zY3Ju
LWN1ci1pbmRmYi1kcmF3LW1tYXAtZ3R0OgogICAgICBzaGFyZC1nbGs6ICAgICAgICAgIFBBU1Mg
LT4gRkFJTCAoZmRvIzEwMzE2NykgKzMKCiAgICBpZ3RAa21zX3BsYW5lX2FscGhhX2JsZW5kQHBp
cGUtYy1hbHBoYS1vcGFxdWUtZmI6CiAgICAgIHNoYXJkLXNrbDogICAgICAgICAgTk9UUlVOIC0+
IEZBSUwgKGZkbyMxMDgxNDUpCiAgICAgIHNoYXJkLWdsazogICAgICAgICAgUEFTUyAtPiBGQUlM
IChmZG8jMTA4MTQ1KQoKICAgIGlndEBrbXNfdW5pdmVyc2FsX3BsYW5lQHVuaXZlcnNhbC1wbGFu
ZS1waXBlLWEtZnVuY3Rpb25hbDoKICAgICAgc2hhcmQtYXBsOiAgICAgICAgICBQQVNTIC0+IEZB
SUwgKGZkbyMxMDMxNjYpCgogICAgCiAgICA9PT09IFBvc3NpYmxlIGZpeGVzID09PT0KCiAgICBp
Z3RAa21zX2J1c3lAZXh0ZW5kZWQtbW9kZXNldC1oYW5nLW5ld2ZiLXJlbmRlci1jOgogICAgICBz
aGFyZC1za2w6ICAgICAgICAgIERNRVNHLVdBUk4gKGZkbyMxMDc5NTYpIC0+IFBBU1MKCiAgICBp
Z3RAa21zX2Njc0BwaXBlLWEtY3JjLXNwcml0ZS1wbGFuZXMtYmFzaWM6CiAgICAgIHNoYXJkLWds
azogICAgICAgICAgRkFJTCAoZmRvIzEwODE0NSkgLT4gUEFTUwoKICAgIGlndEBrbXNfY2h2X2N1
cnNvcl9mYWlsQHBpcGUtYy0xMjh4MTI4LWJvdHRvbS1lZGdlOgogICAgICBzaGFyZC1hcGw6ICAg
ICAgICAgIERNRVNHLVdBUk4gKGZkbyMxMDg1NDkpIC0+IFBBU1MgKzIzCgogICAgaWd0QGttc19j
dXJzb3JfY3JjQGN1cnNvci0xMjh4MTI4LXJhbmRvbToKICAgICAgc2hhcmQtYXBsOiAgICAgICAg
ICBGQUlMIChmZG8jMTAzMjMyKSAtPiBQQVNTICsxCiAgICAgIHNoYXJkLWtibDogICAgICAgICAg
RE1FU0ctV0FSTiAoZmRvIzEwMzU1OCwgZmRvIzEwNTYwMikgLT4gUEFTUyArNwoKICAgIGlndEBr
bXNfY3Vyc29yX2NyY0BjdXJzb3ItMjU2eDI1Ni1yYW5kb206CiAgICAgIHNoYXJkLWdsazogICAg
ICAgICAgRkFJTCAoZmRvIzEwMzIzMikgLT4gUEFTUyArMgoKICAgIGlndEBrbXNfY3Vyc29yX2Ny
Y0BjdXJzb3ItMjU2eDI1Ni1zdXNwZW5kOgogICAgICBzaGFyZC1rYmw6ICAgICAgICAgIElOQ09N
UExFVEUgKGZkbyMxMDM2NjUpIC0+IFBBU1MKICAgICAgc2hhcmQtYXBsOiAgICAgICAgICBGQUlM
IChmZG8jMTAzMjMyLCBmZG8jMTAzMTkxKSAtPiBQQVNTCgogICAgaWd0QGttc19mcm9udGJ1ZmZl
cl90cmFja2luZ0BmYmMtMXAtb2Zmc2NyZW4tcHJpLWluZGZiLWRyYXctbW1hcC13YzoKICAgICAg
c2hhcmQtc2tsOiAgICAgICAgICBGQUlMIChmZG8jMTAzMTY3KSAtPiBQQVNTCgogICAgaWd0QGtt
c19mcm9udGJ1ZmZlcl90cmFja2luZ0BmYmMtMXAtcHJpbXNjcm4tY3VyLWluZGZiLWRyYXctYmx0
OgogICAgICBzaGFyZC1nbGs6ICAgICAgICAgIEZBSUwgKGZkbyMxMDMxNjcpIC0+IFBBU1MgKzMK
CiAgICBpZ3RAa21zX2Zyb250YnVmZmVyX3RyYWNraW5nQGZiYy0xcC1wcmltc2Nybi1zcHItaW5k
ZmItZHJhdy1ibHQ6CiAgICAgIHNoYXJkLWFwbDogICAgICAgICAgRkFJTCAoZmRvIzEwMzE2Nykg
LT4gUEFTUyArMQoKICAgIGlndEBrbXNfZnJvbnRidWZmZXJfdHJhY2tpbmdAZmJjLTFwLXJ0ZToK
ICAgICAgc2hhcmQtYXBsOiAgICAgICAgICBGQUlMIChmZG8jMTA1NjgyLCBmZG8jMTAzMTY3KSAt
PiBQQVNTCgogICAgaWd0QGttc19wbGFuZUBwbGFuZS1wYW5uaW5nLWJvdHRvbS1yaWdodC1zdXNw
ZW5kLXBpcGUtYS1wbGFuZXM6CiAgICAgIHNoYXJkLWtibDogICAgICAgICAgRE1FU0ctRkFJTCAo
ZmRvIzEwMzE2NiwgZmRvIzEwMzU1OCwgZmRvIzEwNTYwMikgLT4gUEFTUwoKICAgIGlndEBrbXNf
cGxhbmVfYWxwaGFfYmxlbmRAcGlwZS1hLWNvdmVyYWdlLTdlZmM6CiAgICAgIHNoYXJkLXNrbDog
ICAgICAgICAgRkFJTCAoZmRvIzEwODE0NSwgZmRvIzEwNzgxNSkgLT4gUEFTUwoKICAgIGlndEBr
bXNfcGxhbmVfbXVsdGlwbGVAYXRvbWljLXBpcGUtYS10aWxpbmcteToKICAgICAgc2hhcmQtZ2xr
OiAgICAgICAgICBGQUlMIChmZG8jMTAzMTY2KSAtPiBQQVNTICsxCgogICAgaWd0QGttc192Ymxh
bmtAcGlwZS1iLXRzLWNvbnRpbnVhdGlvbi1zdXNwZW5kOgogICAgICBzaGFyZC1hcGw6ICAgICAg
ICAgIERNRVNHLUZBSUwgKGZkbyMxMDg1NDkpIC0+IFBBU1MKCiAgICAKICAgID09PT0gV2Fybmlu
Z3MgPT09PQoKICAgIGlndEBnZW1fcHBndHRAYmx0LXZzLXJlbmRlci1jdHgwOgogICAgICBzaGFy
ZC1za2w6ICAgICAgICAgIElOQ09NUExFVEUgKGZkbyMxMDY4ODcpIC0+IFRJTUVPVVQgKGZkbyMx
MDgwMzkpCgogICAgaWd0QGttc19jdXJzb3JfY3JjQGN1cnNvci02NHg2NC1yYW5kb206CiAgICAg
IHNoYXJkLWFwbDogICAgICAgICAgRE1FU0ctV0FSTiAoZmRvIzEwODU0OSkgLT4gRkFJTCAoZmRv
IzEwMzIzMikKCiAgICBpZ3RAa21zX3BsYW5lX2FscGhhX2JsZW5kQHBpcGUtYS1hbHBoYS03ZWZj
OgogICAgICBzaGFyZC1rYmw6ICAgICAgICAgIERNRVNHLUZBSUwgKGZkbyMxMDgxNDUsIGZkbyMx
MDM1NTgsIGZkbyMxMDU2MDIpIC0+IEZBSUwgKGZkbyMxMDgxNDUpCgogICAgaWd0QGttc19wbGFu
ZV9hbHBoYV9ibGVuZEBwaXBlLWMtYWxwaGEtdHJhbnNwYXJhbnQtZmI6CiAgICAgIHNoYXJkLWFw
bDogICAgICAgICAgRkFJTCAoZmRvIzEwODE0NSkgLT4gRE1FU0ctRkFJTCAoZmRvIzEwODE0NSwg
ZmRvIzEwODU0OSkKCiAgICBpZ3RAa21zX3NldG1vZGVAYmFzaWM6CiAgICAgIHNoYXJkLWFwbDog
ICAgICAgICAgRE1FU0ctV0FSTiAoZmRvIzEwODU0OSkgLT4gRkFJTCAoZmRvIzk5OTEyKQoKICAg
IAogIGZkbyMxMDMxNTggaHR0cHM6Ly9idWdzLmZyZWVkZXNrdG9wLm9yZy9zaG93X2J1Zy5jZ2k/
aWQ9MTAzMTU4CiAgZmRvIzEwMzE2NiBodHRwczovL2J1Z3MuZnJlZWRlc2t0b3Aub3JnL3Nob3df
YnVnLmNnaT9pZD0xMDMxNjYKICBmZG8jMTAzMTY3IGh0dHBzOi8vYnVncy5mcmVlZGVza3RvcC5v
cmcvc2hvd19idWcuY2dpP2lkPTEwMzE2NwogIGZkbyMxMDMxOTEgaHR0cHM6Ly9idWdzLmZyZWVk
ZXNrdG9wLm9yZy9zaG93X2J1Zy5jZ2k/aWQ9MTAzMTkxCiAgZmRvIzEwMzIzMiBodHRwczovL2J1
Z3MuZnJlZWRlc2t0b3Aub3JnL3Nob3dfYnVnLmNnaT9pZD0xMDMyMzIKICBmZG8jMTAzNTU4IGh0
dHBzOi8vYnVncy5mcmVlZGVza3RvcC5vcmcvc2hvd19idWcuY2dpP2lkPTEwMzU1OAogIGZkbyMx
MDM2NjUgaHR0cHM6Ly9idWdzLmZyZWVkZXNrdG9wLm9yZy9zaG93X2J1Zy5jZ2k/aWQ9MTAzNjY1
CiAgZmRvIzEwMzkyNyBodHRwczovL2J1Z3MuZnJlZWRlc2t0b3Aub3JnL3Nob3dfYnVnLmNnaT9p
ZD0xMDM5MjcKICBmZG8jMTA0NzgyIGh0dHBzOi8vYnVncy5mcmVlZGVza3RvcC5vcmcvc2hvd19i
dWcuY2dpP2lkPTEwNDc4MgogIGZkbyMxMDU2MDIgaHR0cHM6Ly9idWdzLmZyZWVkZXNrdG9wLm9y
Zy9zaG93X2J1Zy5jZ2k/aWQ9MTA1NjAyCiAgZmRvIzEwNTY4MiBodHRwczovL2J1Z3MuZnJlZWRl
c2t0b3Aub3JnL3Nob3dfYnVnLmNnaT9pZD0xMDU2ODIKICBmZG8jMTA2ODg2IGh0dHBzOi8vYnVn
cy5mcmVlZGVza3RvcC5vcmcvc2hvd19idWcuY2dpP2lkPTEwNjg4NgogIGZkbyMxMDY4ODcgaHR0
cHM6Ly9idWdzLmZyZWVkZXNrdG9wLm9yZy9zaG93X2J1Zy5jZ2k/aWQ9MTA2ODg3CiAgZmRvIzEw
NzgxNSBodHRwczovL2J1Z3MuZnJlZWRlc2t0b3Aub3JnL3Nob3dfYnVnLmNnaT9pZD0xMDc4MTUK
ICBmZG8jMTA3OTU2IGh0dHBzOi8vYnVncy5mcmVlZGVza3RvcC5vcmcvc2hvd19idWcuY2dpP2lk
PTEwNzk1NgogIGZkbyMxMDc5NTcgaHR0cHM6Ly9idWdzLmZyZWVkZXNrdG9wLm9yZy9zaG93X2J1
Zy5jZ2k/aWQ9MTA3OTU3CiAgZmRvIzEwODAzOSBodHRwczovL2J1Z3MuZnJlZWRlc2t0b3Aub3Jn
L3Nob3dfYnVnLmNnaT9pZD0xMDgwMzkKICBmZG8jMTA4MTQ1IGh0dHBzOi8vYnVncy5mcmVlZGVz
a3RvcC5vcmcvc2hvd19idWcuY2dpP2lkPTEwODE0NQogIGZkbyMxMDgyMjggaHR0cHM6Ly9idWdz
LmZyZWVkZXNrdG9wLm9yZy9zaG93X2J1Zy5jZ2k/aWQ9MTA4MjI4CiAgZmRvIzEwODMwMyBodHRw
czovL2J1Z3MuZnJlZWRlc2t0b3Aub3JnL3Nob3dfYnVnLmNnaT9pZD0xMDgzMDMKICBmZG8jMTA4
NTQ5IGh0dHBzOi8vYnVncy5mcmVlZGVza3RvcC5vcmcvc2hvd19idWcuY2dpP2lkPTEwODU0OQog
IGZkbyM5OTkxMiBodHRwczovL2J1Z3MuZnJlZWRlc2t0b3Aub3JnL3Nob3dfYnVnLmNnaT9pZD05
OTkxMgoKCj09IFBhcnRpY2lwYXRpbmcgaG9zdHMgKDYgLT4gNikgPT0KCiAgTm8gY2hhbmdlcyBp
biBwYXJ0aWNpcGF0aW5nIGhvc3RzCgoKPT0gQnVpbGQgY2hhbmdlcyA9PQoKICAgICogTGludXg6
IENJX0RSTV81MDM1IC0+IFBhdGNod29ya18xMDU3NwoKICBDSV9EUk1fNTAzNTogMzMyOTQ0OTNh
ODk3ZjIwNjcwODgyODQ0ODQwYzIyMDU5NTVhYTBjYSBAIGdpdDovL2Fub25naXQuZnJlZWRlc2t0
b3Aub3JnL2dmeC1jaS9saW51eAogIElHVF80Njk0OiBmZjhkMTE1NjcyM2YyMzVlODJjYjRmY2Zk
MmNkNmU1YTViYjIxMWZhIEAgZ2l0Oi8vYW5vbmdpdC5mcmVlZGVza3RvcC5vcmcveG9yZy9hcHAv
aW50ZWwtZ3B1LXRvb2xzCiAgUGF0Y2h3b3JrXzEwNTc3OiA3YzcwYWY5YWZkYmYxM2VjNjQxMjA0
MTk1Yjg1YTM5MTMzNmZjNTMzIEAgZ2l0Oi8vYW5vbmdpdC5mcmVlZGVza3RvcC5vcmcvZ2Z4LWNp
L2xpbnV4CiAgcGlnbGl0XzQ1MDk6IGZkYzVhNGNhMTExMjRhYjg0MTNjNzk4ODg5NmVlYzRjOTcz
MzY2OTQgQCBnaXQ6Ly9hbm9uZ2l0LmZyZWVkZXNrdG9wLm9yZy9waWdsaXQKCj09IExvZ3MgPT0K
CkZvciBtb3JlIGRldGFpbHMgc2VlOiBodHRwczovL2ludGVsLWdmeC1jaS4wMS5vcmcvdHJlZS9k
cm0tdGlwL1BhdGNod29ya18xMDU3Ny9zaGFyZHMuaHRtbApfX19fX19fX19fX19fX19fX19fX19f
X19fX19fX19fX19fX19fX19fX19fX19fXwpJbnRlbC1nZnggbWFpbGluZyBsaXN0CkludGVsLWdm
eEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFp
bG1hbi9saXN0aW5mby9pbnRlbC1nZngK