https://bugs.freedesktop.org/show_bug.cgi?id=80419 --- Comment #50 from Alassane Maiga --- Created attachment 116166 --> https://bugs.freedesktop.org/attachment.cgi?id=116166&action=edit dmesg output I was able to reproduce the bug. It happens much less frequently but it still does. My apitrace is huge though. How can I trim/compress it efficiently? here is my lspci -v. I also included a my dmesg: 05:00.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] Cape Verde XT [Radeon HD 7770/8760 / R7 250X] (prog-if 00 [VGA controller]) Subsystem: Diamond Multimedia Systems Device 7770 Flags: bus master, fast devsel, latency 0, IRQ 40 Memory at d0000000 (64-bit, prefetchable) [size=256M] Memory at fbc80000 (64-bit, non-prefetchable) [size=256K] I/O ports at c000 [size=256] Expansion ROM at fbcc0000 [disabled] [size=128K] Capabilities: [48] Vendor Specific Information: Len=08 Capabilities: [50] Power Management version 3 Capabilities: [58] Express Legacy Endpoint, MSI 00 Capabilities: [a0] MSI: Enable+ Count=1/1 Maskable- 64bit+ Capabilities: [100] Vendor Specific Information: ID=0001 Rev=1 Len=010 Capabilities: [150] Advanced Error Reporting Capabilities: [270] #19 Kernel driver in use: radeon Kernel modules: radeon -- You are receiving this mail because: You are the assignee for the bug.