<html> <head> <base href="https://bugs.freedesktop.org/"> </head> <body> <div> <a class="bz_bug_link bz_status_NEW " title="NEW - Lenovo V110-15AST AMD A9-9410 AMD R5 Stoney hangs after waking after suspend. 5.0-5.1rc2" href="https://bugs.freedesktop.org/show_bug.cgi?id=110258#c8">Comment # 8</a> on <a class="bz_bug_link bz_status_NEW " title="NEW - Lenovo V110-15AST AMD A9-9410 AMD R5 Stoney hangs after waking after suspend. 5.0-5.1rc2" href="https://bugs.freedesktop.org/show_bug.cgi?id=110258">bug 110258</a> from <a class="email" href="mailto:pmw.gover@yahoo.co.uk" title="Paul Gover <pmw.gover@yahoo.co.uk>"> Paul Gover</a> <pre>Git bisect: 106c7d6148e5aadd394e6701f7e498df49b869d1 is the first bad commit commit 106c7d6148e5aadd394e6701f7e498df49b869d1 Author: Likun Gao <<a href="mailto:Likun.Gao@amd.com">Likun.Gao@amd.com</a>> Date: Thu Nov 8 20:19:54 2018 +0800 drm/amdgpu: abstract the function of enter/exit safe mode for RLC Abstract the function of amdgpu_gfx_rlc_enter/exit_safe_mode and some part of rlc_init to improve the reusability of RLC. Signed-off-by: Likun Gao <<a href="mailto:Likun.Gao@amd.com">Likun.Gao@amd.com</a>> Acked-by: Christian König <<a href="mailto:christian.koenig@amd.com">christian.koenig@amd.com</a>> Reviewed-by: Alex Deucher <<a href="mailto:alexander.deucher@amd.com">alexander.deucher@amd.com</a>> Signed-off-by: Alex Deucher <<a href="mailto:alexander.deucher@amd.com">alexander.deucher@amd.com</a>> :040000 040000 8f3b365496f3bbd380a62032f20642ace51c8fef e14ec968011019e3f601df3f15682bb9ae0bafc6 M drivers This run on my HP 15-bw0xx cpu:AMD A9-9420 RADEON R5, 5 COMPUTE CORES 2C+3G with integrated graphics: Stoney [Radeon R2/R3/R4/R5 Graphics] [1002:98E4] I get the same symptoms as above; a more involved scenario that may shed light is to switch to a tty and stop xdm (and hence sddm) so I have no graphics sessions running. pm-suspend followed by resume works and brings me back to the tty, but when I then start xdm, I get a broken screen, usually garbage or grey, and syslog shows something like the following: [drm:amdgpu_job_timedout [amdgpu]] *ERROR* ring gfx timeout, signaled seq=49, emitted seq=51 [drm] IP block:gfx_v8_0 is hung! [drm] GPU recovery disabled. If I enable amdgpu.gpu_recovery=1 kernel: [ 279.726475] [drm:amdgpu_job_timedout [amdgpu]] *ERROR* ring gfx timeout, signaled seq=57, emitted seq=59 kernel: [ 279.726536] [drm:amdgpu_job_timedout [amdgpu]] *ERROR* Process information: process X pid 2860 thread X:cs0 pid 2861 kernel: [ 279.726542] [drm] IP block:gfx_v8_0 is hung! kernel: [ 279.726609] amdgpu 0000:00:01.0: GPU reset begin! kernel: [ 279.726992] amdgpu 0000:00:01.0: GRBM_SOFT_RESET=0x000F0001 kernel: [ 279.727047] amdgpu 0000:00:01.0: SRBM_SOFT_RESET=0x00000100 kernel: [ 279.863162] [drm] recover vram bo from shadow start kernel: [ 279.863164] [drm] recover vram bo from shadow done kernel: [ 279.863166] [drm] Skip scheduling IBs! kernel: [ 279.863191] amdgpu 0000:00:01.0: GPU reset(2) succeeded! kernel: [ 280.015794] [drm:amdgpu_cs_ioctl [amdgpu]] *ERROR* Failed to initialize parser -125! I can probably run diagnostics or collect a trace if someone tells me what and how. The problem persists - I still get it running kernel 5.2.1</pre> </div> <hr> You are receiving this mail because: <ul> <li>You are the assignee for the bug.</li> </ul> </body> </html>