https://bugs.freedesktop.org/show_bug.cgi?id=105576

Bug ID: 105576 Summary: Random lockup on mode switch Product: DRI Version: XOrg git Hardware: Other OS: All Status: NEW Severity: normal Priority: medium Component: DRM/AMDgpu Assignee: dri-devel@lists.freedesktop.org Reporter: denisgolovan@yandex.ru

Hi

I experience random lock-ups when X starts. It appears as system freeze just after X switch to graphic mode. /var/log/messages contains:

Mar 17 23:33:24 desktop64 kernel: [drm:amdgpu_atombios_dp_link_train] *ERROR* displayport link status failed Mar 17 23:33:24 desktop64 kernel: [drm:amdgpu_atombios_dp_link_train] *ERROR* clock recovery failed Mar 17 23:33:24 desktop64 kernel: [drm:amdgpu_atombios_dp_link_train] *ERROR* displayport link status failed Mar 17 23:33:24 desktop64 kernel: [drm:amdgpu_atombios_dp_link_train] *ERROR* clock recovery failed Mar 17 23:33:25 desktop64 kernel: [drm:amdgpu_atombios_dp_link_train] *ERROR* displayport link status failed Mar 17 23:33:25 desktop64 kernel: [drm:amdgpu_atombios_dp_link_train] *ERROR* clock recovery failed Mar 17 23:33:25 desktop64 kernel: [drm:amdgpu_atombios_dp_link_train] *ERROR* displayport link status failed Mar 17 23:33:25 desktop64 kernel: [drm:amdgpu_atombios_dp_link_train] *ERROR* clock recovery failed

Tested under https://cgit.freedesktop.org/~agd5f/linux/log/?h=drm-next-4.17-wip with amddc disabled. Video card - Radeon RX580