[Bug 101325] UE4Editor crash after pressing "play" with radeon southern island card (7850 HD)

https://bugs.freedesktop.org/show_bug.cgi?id=101325 GitLab Migration User changed: What|Removed |Added Status|NEEDINFO|RESOLVED

[Bug 101325] UE4Editor crash after pressing "play" with radeon southern island card (7850 HD)

https://bugs.freedesktop.org/show_bug.cgi?id=101325 Timothy Arceri changed: What|Removed |Added Status|NEW |NEEDINFO --- Comment #25 from Timothy

[Bug 101325] UE4Editor crash after pressing "play" with radeon southern island card (7850 HD)

https://bugs.freedesktop.org/show_bug.cgi?id=101325 --- Comment #24 from Chrizz_-Oo> --- https://pastebin.com/cyFJNbYu file: sleep 25; dmesg sync > bResponse https://pastebin.com/HKywSKU4 file: text from the terminal Those 3 files are my results. If needed some day. As far

[Bug 101325] UE4Editor crash after pressing "play" with radeon southern island card (7850 HD)

https://bugs.freedesktop.org/show_bug.cgi?id=101325 --- Comment #23 from Chrizz_-Oo> --- Created attachment 133809 --> https://bugs.freedesktop.org/attachment.cgi?id=133809=edit apitrace trace --api gl UE4Editor skip attachments and read on first. see link. -- You are

[Bug 101325] UE4Editor crash after pressing "play" with radeon southern island card (7850 HD)

https://bugs.freedesktop.org/show_bug.cgi?id=101325 --- Comment #22 from MirceaKitsune --- (In reply to Matt from comment #21) I sincerely don't mean to complicate this report with anything potentially unrelated, and apologize if I'm adding more noise.

[Bug 101325] UE4Editor crash after pressing "play" with radeon southern island card (7850 HD)

https://bugs.freedesktop.org/show_bug.cgi?id=101325 --- Comment #21 from Matt --- Can confirm this bug on multiple cards / drivers / kernels / Mesa versions starting with Unreal 4.15. Radeon 7870 Radeon R7 360 Radeon R9 380 (Using amdgpu) with anything greater than Mesa

[Bug 101325] UE4Editor crash after pressing "play" with radeon southern island card (7850 HD)

https://bugs.freedesktop.org/show_bug.cgi?id=101325 --- Comment #20 from Michel Dänzer --- (In reply to MirceaKitsune from comment #19) > Please do a comparison of the dmesg logs, which show the exact same errors > and functions being invoked... Those are generic symptoms of

[Bug 101325] UE4Editor crash after pressing "play" with radeon southern island card (7850 HD)

https://bugs.freedesktop.org/show_bug.cgi?id=101325 --- Comment #19 from MirceaKitsune --- (In reply to Michel Dänzer from comment #18) Please do a comparison of the dmesg logs, which show the exact same errors and functions being invoked... both this and

[Bug 101325] UE4Editor crash after pressing "play" with radeon southern island card (7850 HD)

https://bugs.freedesktop.org/show_bug.cgi?id=101325 --- Comment #18 from Michel Dänzer --- (In reply to MirceaKitsune from comment #16) > I did not expect to find another report on this. I've been struggling with > what appears to be the exact same crash for over 6 months.

[Bug 101325] UE4Editor crash after pressing "play" with radeon southern island card (7850 HD)

https://bugs.freedesktop.org/show_bug.cgi?id=101325 --- Comment #17 from MirceaKitsune --- Created attachment 133369 --> https://bugs.freedesktop.org/attachment.cgi?id=133369=edit Output of "dmesg -w" (full) Full output of "dmesg -w", recorded by running

[Bug 101325] UE4Editor crash after pressing "play" with radeon southern island card (7850 HD)

https://bugs.freedesktop.org/show_bug.cgi?id=101325 MirceaKitsune changed: What|Removed |Added See Also|

[Bug 101325] UE4Editor crash after pressing "play" with radeon southern island card (7850 HD)

https://bugs.freedesktop.org/show_bug.cgi?id=101325 MirceaKitsune changed: What|Removed |Added CC|

[Bug 101325] UE4Editor crash after pressing "play" with radeon southern island card (7850 HD)

https://bugs.freedesktop.org/show_bug.cgi?id=101325 --- Comment #15 from Julien Isorce --- Created attachment 132581 --> https://bugs.freedesktop.org/attachment.cgi?id=132581=edit cs.log Output when adding 'cs' to R600_DEBUG. -- You are receiving this mail because:

[Bug 101325] UE4Editor crash after pressing "play" with radeon southern island card (7850 HD)

https://bugs.freedesktop.org/show_bug.cgi?id=101325 --- Comment #14 from Julien Isorce --- Created attachment 132579 --> https://bugs.freedesktop.org/attachment.cgi?id=132579=edit ddebug_mono_500ms_hang.log The gpu hang can be reproduced very quickly when using

[Bug 101325] UE4Editor crash after pressing "play" with radeon southern island card (7850 HD)

https://bugs.freedesktop.org/show_bug.cgi?id=101325 --- Comment #13 from Julien Isorce --- apitrace dump: 94 glShaderSource(shader = 2, count = 2, string = {"#version 150 #define PLATFORM_USES_ES2 0 #define PLATFORM_LINUX 1 ", " #if PLATFORM_USES_ES2 precision highp

[Bug 101325] UE4Editor crash after pressing "play" with radeon southern island card (7850 HD)

https://bugs.freedesktop.org/show_bug.cgi?id=101325 --- Comment #12 from Michel Dänzer --- Mesa doesn't support GL_EXT_gpu_shader4, so it looks like there's a bug in UE4(Editor). Not sure the GPU hang is directly related to that though. -- You are receiving this mail

[Bug 101325] UE4Editor crash after pressing "play" with radeon southern island card (7850 HD)

https://bugs.freedesktop.org/show_bug.cgi?id=101325 --- Comment #11 from Luke --- Hi Julien, Thanks for reproducing the problem! If the issue is related to GL_EXT_gpu_shader4, is it more likely the card not supporting it properly or a bug in the mesa driver?

[Bug 101325] UE4Editor crash after pressing "play" with radeon southern island card (7850 HD)

https://bugs.freedesktop.org/show_bug.cgi?id=101325 --- Comment #10 from Julien Isorce --- Hi Luke, I can reproduce the ring stalled issue using your apitrace 100% of the time. In apitrace output I could notice: warning: extension `GL_EXT_gpu_shader4' unsupported in

[Bug 101325] UE4Editor crash after pressing "play" with radeon southern island card (7850 HD)

https://bugs.freedesktop.org/show_bug.cgi?id=101325 --- Comment #9 from Luke --- Created attachment 131837 --> https://bugs.freedesktop.org/attachment.cgi?id=131837=edit dmesg from crash using env var R600_DEBUG=nowc -- You are receiving this mail because:

[Bug 101325] UE4Editor crash after pressing "play" with radeon southern island card (7850 HD)

https://bugs.freedesktop.org/show_bug.cgi?id=101325 --- Comment #8 from Luke --- Hi Julien, DISPLAY=:0 apitrace replay thrash.trace with export R600_DEBUG=nowc runs to completion but doesn't generate any extra entries in dmesg or a file in ddumps

[Bug 101325] UE4Editor crash after pressing "play" with radeon southern island card (7850 HD)

https://bugs.freedesktop.org/show_bug.cgi?id=101325 --- Comment #7 from Julien Isorce --- Hi Luke, any chance you can try the apitrace https://bugs.freedesktop.org/show_bug.cgi?id=100712#c7 ? What worked for me on that bug was to disable write-combining by setting the

[Bug 101325] UE4Editor crash after pressing "play" with radeon southern island card (7850 HD)

https://bugs.freedesktop.org/show_bug.cgi?id=101325 --- Comment #6 from Luke --- Here is a dropbox link to the gzipped output from apitrace trace. https://www.dropbox.com/s/u224vlazdql774j/UE4Editor.5.trace.tar.gz?dl=0 I feel like perhaps the ddebug_dumps file

[Bug 101325] UE4Editor crash after pressing "play" with radeon southern island card (7850 HD)

https://bugs.freedesktop.org/show_bug.cgi?id=101325 --- Comment #5 from Michel Dänzer --- 250 MB is too big to attach here directly, some kind of file sharing service is usually used instead in that case. -- You are receiving this mail because: You are the assignee for the

[Bug 101325] UE4Editor crash after pressing "play" with radeon southern island card (7850 HD)

https://bugs.freedesktop.org/show_bug.cgi?id=101325 --- Comment #4 from Luke --- Hi Julien, I ran the apitrace as suggested (what a cool tool!). The replay file appears to recreate the bug. It is 250mb... is that OK to attach? I am running the latest 4.11

[Bug 101325] UE4Editor crash after pressing "play" with radeon southern island card (7850 HD)

https://bugs.freedesktop.org/show_bug.cgi?id=101325 --- Comment #3 from Julien Isorce --- This (In reply to Luke from comment #0) > > Then the log repeats a few hundred times the non-utf-8 character "\00" > before it cuts off. > Hello, just some naive comments: I

[Bug 101325] UE4Editor crash after pressing "play" with radeon southern island card (7850 HD)

https://bugs.freedesktop.org/show_bug.cgi?id=101325 --- Comment #2 from Luke --- Created attachment 131760 --> https://bugs.freedesktop.org/attachment.cgi?id=131760=edit dmesg from crash using amdgpu module -- You are receiving this mail because: You are the

[Bug 101325] UE4Editor crash after pressing "play" with radeon southern island card (7850 HD)

https://bugs.freedesktop.org/show_bug.cgi?id=101325 --- Comment #1 from Luke --- Created attachment 131759 --> https://bugs.freedesktop.org/attachment.cgi?id=131759=edit dmesg from crash using radeon module -- You are receiving this mail because: You are the

[Bug 101325] UE4Editor crash after pressing "play" with radeon southern island card (7850 HD)

https://bugs.freedesktop.org/show_bug.cgi?id=101325 Bug ID: 101325 Summary: UE4Editor crash after pressing "play" with radeon southern island card (7850 HD) Product: Mesa Version: git Hardware: x86-64 (AMD64)