[ 109.296119] nouveau D[ DRM] evicting buffers... [ 109.341907] nouveau D[ DRM] waiting for kernel channels to go idle... [ 109.341935] nouveau D[ DRM] suspending client object trees... [ 109.347469] nouveau D[ DRM] suspending kernel object tree... [ 109.347472] nouveau D[ DRM] suspend running [ 109.347474] nouveau D[ DRM] suspend notify [ 109.347475] nouveau D[ DRM] suspend object [ 110.422049] nouveau D[ DRM] suspend completed with 0 [ 116.942242] [drm:intel_dp_detect] [CONNECTOR:32:DP-1] [ 116.944795] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7145003f [ 116.947323] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7145003f [ 116.951201] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7145003f [ 116.955210] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7145003f [ 116.956762] [drm:intel_hdmi_detect] [CONNECTOR:27:HDMI-A-1] [ 116.981838] [drm:drm_detect_monitor_audio] Monitor has basic audio support [ 116.981891] [drm:intel_lvds_detect] [CONNECTOR:18:LVDS-1] [ 116.981919] [drm:intel_crt_detect] [CONNECTOR:24:VGA-1] force=1 [ 116.981924] [drm:intel_ironlake_crt_detect_hotplug] ironlake hotplug adpa=0xf40000, result 0 [ 116.981925] [drm:intel_crt_detect] CRT not detected via hotplug [ 116.982128] [drm:gmbus_xfer] GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1) [ 116.982131] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga [ 116.982132] [drm:intel_crt_get_edid] CRT GMBUS EDID read failed, retry using GPIO bit-banging [ 116.982134] [drm:intel_gmbus_force_bit] enabling bit-banging on i915 gmbus vga. force bit now 1 [ 116.982566] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga [ 116.982568] [drm:intel_gmbus_force_bit] disabling bit-banging on i915 gmbus vga. force bit now 0 [ 116.982569] [drm:intel_crt_detect_ddc] CRT not detected via DDC:0x50 [no valid EDID found] [ 121.676027] [drm:intel_crtc_cursor_set_obj] cursor off [ 121.932344] [drm:add_framebuffer_internal] [FB:86] [ 121.939777] [drm:intel_crtc_cursor_set_obj] cursor off [ 122.182005] [drm:add_framebuffer_internal] [FB:87] [ 122.275838] [drm:intel_crtc_cursor_set_obj] cursor off [ 122.769176] [drm:add_framebuffer_internal] [FB:91] [ 125.018384] [drm:intel_crtc_cursor_set_obj] cursor off [ 126.295327] [drm:add_framebuffer_internal] [FB:92] (Nouveau should really wake up here: DRI_PRIME=1 steam) [ 167.699996] [drm:intel_crtc_cursor_set_obj] cursor off [ 169.013798] [drm:add_framebuffer_internal] [FB:93] [ 169.850842] [drm:intel_crtc_cursor_set_obj] cursor off [ 171.109725] [drm:add_framebuffer_internal] [FB:94] [ 172.377535] [drm:intel_crtc_cursor_set_obj] cursor off [ 172.384349] [drm:add_framebuffer_internal] [FB:95] [ 172.425347] [drm:intel_crtc_cursor_set_obj] cursor off [ 172.933086] [drm:add_framebuffer_internal] [FB:97] [ 172.977532] INFO: rcu_preempt detected stalls on CPUs/tasks: { 7} (detected by 0, t=60002 jiffies, g=11380, c=11379, q=0) [ 172.977537] Task dump for CPU 7: [ 172.977539] steam R running task 0 1853 1795 0x2002008c [ 172.977542] ffff880251caa7c0 ffff88007b5183c0 0000000000000001 0000000000000001 [ 172.977544] 0000000000000304 0000000000200286 ffff880085a428c0 ffffffff81080278 [ 172.977545] ffff8802324ce780 ffff8802324ce89c ffff880085a42950 0000000000000000 [ 172.977547] Call Trace: [ 172.977552] [] ? __wake_up_sync_key+0x38/0x60 [ 172.977556] [] ? unix_write_space+0x47/0x80 [ 172.977558] [] ? unix_destruct_scm+0x68/0x70 [ 172.977560] [] ? unix_stream_recvmsg+0x373/0x7f0 [ 172.977563] [] ? wake_up_state+0x10/0x10 [ 172.977566] [] ? sock_recvmsg+0x8d/0xc0 [ 172.977569] [] ? release_pages+0x1ea/0x270 [ 172.977594] [] ? nv04_timer_read+0x32/0x60 [nouveau] [ 172.977603] [] ? nouveau_timer_wait_eq+0x6a/0xd0 [nouveau] [ 172.977610] [] ? nv84_bar_flush+0x48/0x70 [nouveau] [ 172.977619] [] ? nvc0_vm_flush+0x3e/0x180 [nouveau] [ 172.977629] [] ? nouveau_gem_object_close+0x128/0x1a0 [nouveau] [ 172.977635] [] ? drm_gem_handle_delete+0x9a/0xf0 [drm] [ 172.977639] [] ? drm_ioctl+0x178/0x580 [drm] [ 172.977642] [] ? remove_vma+0x55/0x60 [ 172.977644] [] ? do_munmap+0x289/0x390 [ 172.977648] [] ? drm_compat_ioctl+0x35/0x40 [drm] [ 172.977651] [] ? compat_SyS_ioctl+0xb4/0x2f0 [ 172.977653] [] ? __audit_syscall_exit+0x1f6/0x2a0 [ 172.977656] [] ? sysenter_dispatch+0x7/0x21 [ 173.073126] [drm:intel_crtc_cursor_set_obj] cursor off [ 173.097000] [drm:add_framebuffer_internal] [FB:100] [ 173.193074] [drm:intel_crtc_cursor_set_obj] cursor off [ 173.386920] [drm:add_framebuffer_internal] [FB:104] [ 173.488918] [drm:intel_crtc_cursor_set_obj] cursor off [ 173.498660] [drm:add_framebuffer_internal] [FB:105] [ 173.664787] [drm:intel_crtc_cursor_set_obj] cursor off [ 173.710711] [drm:add_framebuffer_internal] [FB:106] [ 173.760744] [drm:intel_crtc_cursor_set_obj] cursor off [ 173.789721] [drm:add_framebuffer_internal] [FB:109] [ 173.976623] [drm:intel_crtc_cursor_set_obj] cursor off [ 174.356452] [drm:add_framebuffer_internal] [FB:112] [ 174.808188] [drm:intel_crtc_cursor_set_obj] cursor off [ 175.043101] [drm:add_framebuffer_internal] [FB:113] [ 175.239935] [drm:intel_crtc_cursor_set_obj] cursor off [ 175.240745] [drm:add_framebuffer_internal] [FB:118] [ 176.135491] [drm:intel_crtc_cursor_set_obj] cursor off [ 176.150418] [drm:add_framebuffer_internal] [FB:119] [ 176.295519] [drm:intel_crtc_cursor_set_obj] cursor off [ 176.687310] [drm:add_framebuffer_internal] [FB:120] [ 176.735371] [drm:intel_crtc_cursor_set_obj] cursor off [ 176.817145] [drm:add_framebuffer_internal] [FB:121] [ 176.967036] [drm:intel_crtc_cursor_set_obj] cursor off [ 176.987033] [drm:add_framebuffer_internal] [FB:122] [ 177.142995] [drm:intel_crtc_cursor_set_obj] cursor off [ 177.191887] [drm:add_framebuffer_internal] [FB:123] [ 177.334877] [drm:intel_crtc_cursor_set_obj] cursor off [ 177.349869] [drm:add_framebuffer_internal] [FB:124] [ 177.494919] [drm:intel_crtc_cursor_set_obj] cursor off [ 177.699857] [drm:i915_gem_open] [ 177.715616] [drm:add_framebuffer_internal] [FB:125] ("Forced" wakeup here, running DRI_PRIME=1 glxgears: nouveau resurrected) [ 178.114027] nouveau D[ DRM] re-enabling device... [ 178.114039] nouveau D[ DRM] resuming kernel object tree... [ 178.114041] nouveau D[ DRM] init running [ 178.405139] nouveau D[ DRM] init completed with 0 [ 178.405184] nouveau D[ DRM] resuming client object trees...