Created attachment 115515 [details] journalctl -r -x --boot=-4 Graphics card: AMD R9 290 Kernel: Linux archfractal 4.0.1-1-ARCH #1 SMP PREEMPT Monitors connected: 2 DE: Xfce Relevant packages: local/xf86-video-ati 1:7.5.0-2 (xorg-drivers xorg) local/lib32-mesa 10.5.4-1 local/lib32-mesa-libgl 10.5.4-1 local/lib32-mesa-vdpau 10.5.4-1 local/linux 4.0.1-1 (base) local/xorg-server 1.17.1-5 (xorg) This bug, which is triggered by dota2 (Valve game), locks up both displays for a few seconds before they blink black and freeze in the last frame displayed, requireing a system reboot. The bug seems to happen with others (same symptoms / log messages) using other applications (chrome html5 video was mentioned), but dota2 seems like one of the few recreatable ways to trigger the bug. Steps to recreate: Have steam and dota 2 installed (might have to remove steams own bundled libstdc++ libraries as they conflict with mesa). Launch dota 2 with any video settings Start a new lobby with "cheats enabled" and "all pick" game mode (these don't matter, but make it faster to recreate) Pick the hero "Chaos Knight" and enter the game Type in chat "-lvlup 24" to gain max level and skill up everything Click R to use ulti (which spawns copies of himself) Hold-drag mouse over all the illusions and the hero. When the mouse button is released the above bug triggers, crashing the displaydriver and taking the computer down with it. In the log attached (journal_log) the bug is triggered at 17:43:50, the first line there is: "kernel: radeon 0000:01:00.0: GPU fault detected: 147 0x000cc801" I noticed a few lines later the following lines appeared: May 02 17:44:01 archfractal kernel: [drm:radeon_pm_resume [radeon]] *ERROR* radeon: dpm resume failed May 02 17:44:01 archfractal kernel: [drm:ci_dpm_enable [radeon]] *ERROR* ci_start_dpm failed I guessed the bug had something to do with dpm, and disabled it (kernel parameter radeon.dpm=0). When I had done this the bug could still be recreated, but the log showed completely different error messages. This log is also attached as "journal_log_radeon_dpm_is_0" I had to gzip the first log to fit within the 3M file size limit
Created attachment 115516 [details] journalctl -r -x --boot=-2. This is the log when booted with radeon.dpm=0
Can you run the program with the environment variable R600_DEBUG=ps,vs,gs and post the output.
Created attachment 115594 [details] Output of the program being run with R600_DEBUG=ps,vs,gs export R600_DEBUG=ps,vs,gs steam > output_steam After this I ran game from steam and recreated crash condition. Also attached (next attachment) is systemd log from this event as well (journal_log_with_debug_ps_vs_gs.gz)
Created attachment 115595 [details] journalctl -r -x --boot=-1 when recreating the crash with R600_DEBUG=ps,vs,gs
(In reply to Trippler from comment #4) > Created attachment 115595 [details] > journalctl -r -x --boot=-1 when recreating the crash with R600_DEBUG=ps,vs,gs Done. I added two logs - "output_steam.gz" which is the output of the program, and "journal_log_with_debug_ps_vs_gs.gz" which is the output of "journalctl --boot=-1 -r -x"
Same here. Graphics card: AMD Radeon HD7750 Kernel: 3.19.0-16-generic #16-Ubuntu SMP DE: KDE Mesa 10.6.0-devel (git-28090b3 2015-05-05 vivid-oibaf-ppa) Any info needed, I'm happy to provide it.
Can you still reproduce this with current Mesa git?
Is this still relevant ? We got reports it works with Ubuntu 16.04
(In reply to Oded Gabbay from comment #8) > Is this still relevant ? > We got reports it works with Ubuntu 16.04 I can confirm that I can no longer recreate the bug. They have switched the game engine the game uses since this bug was reported, so I do not know if the cause is fixed or it is no longer triggered. I do think it's safe to mark this as no longer relevant though.
Closing as invalid since both Mesa and Dota2 have changed since the report and the problem can no longer be reproduced.
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