Created attachment 144681 [details] gpu crash dump # dmesg -T [...] [Sat Jun 29 10:24:11 2019] [drm] GPU HANG: ecode 8:0:0x708ee40b, in Xorg [1134], reason: Hang on render ring, action: reset [Sat Jun 29 10:24:11 2019] [drm] GPU hangs can indicate a bug anywhere in the entire gfx stack, including userspace. [Sat Jun 29 10:24:11 2019] [drm] Please file a _new_ bug report on bugs.freedesktop.org against DRI -> DRM/Intel [Sat Jun 29 10:24:11 2019] [drm] drm/i915 developers can then reassign to the right component if it's not a kernel issue. [Sat Jun 29 10:24:11 2019] [drm] The gpu crash dump is required to analyze gpu hangs, so please always attach it. [Sat Jun 29 10:24:11 2019] [drm] GPU crash dump saved to /sys/class/drm/card0/error [Sat Jun 29 10:24:11 2019] drm/i915: Resetting chip after gpu hang [Sat Jun 29 10:24:22 2019] drm/i915: Resetting chip after gpu hang [...] # uname -a ; lsb_release -dr ; lspci -v -s 00:02.0 Linux zadel 4.9.0-9-amd64 #1 SMP Debian 4.9.168-1+deb9u3 (2019-06-16) x86_64 GNU/Linux Description: Debian GNU/Linux 9.9 (stretch) Release: 9.9 00:02.0 VGA compatible controller: Intel Corporation HD Graphics 5500 (rev 09) (prog-if 00 [VGA controller]) Subsystem: Lenovo HD Graphics 5500 Flags: bus master, fast devsel, latency 0, IRQ 47 Memory at e0000000 (64-bit, non-prefetchable) [size=16M] Memory at c0000000 (64-bit, prefetchable) [size=512M] I/O ports at 3000 [size=64] [virtual] Expansion ROM at 000c0000 [disabled] [size=128K] Capabilities: [90] MSI: Enable+ Count=1/1 Maskable- 64bit- Capabilities: [d0] Power Management version 2 Capabilities: [a4] PCI Advanced Features Kernel driver in use: i915 Kernel modules: i915
Please reproduce with a recent kernel, say 5.1, or even better with drm-tip [https://cgit.freedesktop.org/drm-tip] if you want to be in a position to test patches. For what it's worth, I think we fixed this bug about 3 years ago. commit bafb2f7d4755bf1571bd5e9a03b97f3fc4fe69ae Author: Chris Wilson <chris@chris-wilson.co.uk> Date: Wed Sep 21 14:51:08 2016 +0100 drm/i915/execlists: Reset RING registers upon resume
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