10 minute timeout expires when running gem_ringfill@basic-default-hang.

Hardware is Dell Optiplex 755: Core2Duo E6850, GMA3100 (Gen3)

Later on the fast-feedback.testlist there is hang, but I'll file this as separate bug when I get more information about it.

[  197.526672] [IGT] gem_ringfill: starting subtest basic-default-hang
[  201.769797] [drm:missed_breadcrumb [i915]] rcs0 missed breadcrumb at intel_breadcrumbs_hangcheck+0x5c/0x80 [i915], irq posted? yes, current seqno=29fac2, last=2a0780
[  205.754983] [drm] GPU HANG: ecode 3:0:0x657fff41, in gem_ringfill [3178], reason: Hang on rcs0, action: reset
[  205.755182] [drm:i915_reset_and_wakeup [i915]] resetting chip
[  797.507548] [drm:intel_disable_pipe [i915]] disabling pipe A
[  797.523035] [drm:i9xx_get_fifo_size [i915]] FIFO size - (0x00001d9c) A: 28
[  797.523071] [drm:i9xx_get_fifo_size [i915]] FIFO size - (0x00001d9c) B: 31
[  797.523105] [drm:i9xx_update_wm [i915]] FIFO watermarks - A: 26, B: 29
[  797.523144] [drm:i9xx_update_wm [i915]] Setting FIFO watermarks - A: 26, B: 29, C: 2, SR 1
[  797.523176] [drm:intel_atomic_commit_tail [i915]] [ENCODER:33:CRT]
[  797.523207] [drm:verify_connector_state.isra.48 [i915]] [CONNECTOR:32:VGA-1]
[  797.523250] [drm:intel_atomic_commit_tail [i915]] [CRTC:28:pipe A]
[  797.523279] [drm:intel_power_well_disable [i915]] disabling always-on
[  797.523345] drm/i915: Resetting chip after gpu hang
[  797.523556] [drm:i915_gem_reset [i915]] context gem_ringfill[3178]/0 marked guilty (score 10) banned? no
[  797.523582] [drm:i915_gem_reset [i915]] resetting rcs0 to restart from tail of request 0x29fac3
[  797.523635] [drm:init_workarounds_ring [i915]] rcs0: Number of context specific w/a: 0
[  797.523694] [drm:intel_hpll_vco [i915]] HPLL VCO 4000000 kHz
[  797.523724] [drm:intel_update_cdclk [i915]] Current CD clock rate: 333333 kHz, VCO: 4000000 kHz, ref: 0 kHz
[  797.523752] [drm:intel_power_well_enable [i915]] enabling always-on
[  797.523776] [drm:intel_power_well_disable [i915]] disabling always-on
[  797.523804] [drm:intel_set_plane_visible [i915]] pipe A active planes 0x0
[  797.523833] [drm:intel_modeset_setup_hw_state [i915]] [CRTC:28:pipe A] hw state readout: disabled
[  797.523857] [drm:intel_power_well_enable [i915]] enabling always-on
[  797.523881] [drm:intel_power_well_disable [i915]] disabling always-on
[  797.523909] [drm:intel_set_plane_visible [i915]] pipe B active planes 0x0
[  797.523937] [drm:intel_modeset_setup_hw_state [i915]] [CRTC:31:pipe B] hw state readout: disabled
[  797.523992] [drm:intel_power_well_enable [i915]] enabling always-on
[  797.524017] [drm:intel_power_well_disable [i915]] disabling always-on
[  797.524045] [drm:intel_modeset_setup_hw_state [i915]] [ENCODER:33:CRT] hw state readout: disabled, pipe A
[  797.524071] [drm:intel_power_well_enable [i915]] enabling always-on
[  797.524096] [drm:intel_power_well_disable [i915]] disabling always-on
[  797.524125] [drm:intel_modeset_setup_hw_state [i915]] [CONNECTOR:32:VGA-1] hw state readout: disabled
[  797.524156] [drm:intel_dump_pipe_config [i915]] [CRTC:28:pipe A][setup_hw_state]
[  797.524185] [drm:intel_dump_pipe_config [i915]] cpu_transcoder: A, pipe bpp: 0, dithering: 0
[  797.524212] [drm:intel_dump_pipe_config [i915]] audio: 0, infoframes: 0
[  797.524240] [drm:intel_dump_pipe_config [i915]] requested mode:
[  797.524248] [drm:drm_mode_debug_printmodeline] Modeline 0:"" 0 0 0 0 0 0 0 0 0 0 0x0 0x0
[  797.524275] [drm:intel_dump_pipe_config [i915]] adjusted mode:
[  797.524280] [drm:drm_mode_debug_printmodeline] Modeline 0:"" 0 0 0 0 0 0 0 0 0 0 0x0 0x0
[  797.524308] [drm:intel_dump_pipe_config [i915]] crtc timings: 0 0 0 0 0 0 0 0 0, type: 0x0 flags: 0x0
[  797.524336] [drm:intel_dump_pipe_config [i915]] port clock: 0, pipe src size: 0x0, pixel rate 0
[  797.524365] [drm:intel_dump_pipe_config [i915]] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000
[  797.524392] [drm:intel_dump_pipe_config [i915]] ips: 0, double wide: 0
[  797.524421] [drm:intel_dpll_dump_hw_state [i915]] dpll_hw_state: dpll: 0x0, dpll_md: 0x0, fp0: 0x0, fp1: 0x0
[  797.524448] [drm:intel_dump_pipe_config [i915]] planes on this crtc
[  797.524476] [drm:intel_dump_pipe_config [i915]] [PLANE:26:plane A] disabled, scaler_id = 0
[  797.524504] [drm:intel_dump_pipe_config [i915]] [PLANE:27:cursor A] disabled, scaler_id = 0
[  797.524534] [drm:intel_dump_pipe_config [i915]] [CRTC:31:pipe B][setup_hw_state]
[  797.524562] [drm:intel_dump_pipe_config [i915]] cpu_transcoder: B, pipe bpp: 0, dithering: 0
[  797.524590] [drm:intel_dump_pipe_config [i915]] audio: 0, infoframes: 0
[  797.524617] [drm:intel_dump_pipe_config [i915]] requested mode:
[  797.524622] [drm:drm_mode_debug_printmodeline] Modeline 0:"" 0 0 0 0 0 0 0 0 0 0 0x0 0x0
[  797.524649] [drm:intel_dump_pipe_config [i915]] adjusted mode:
[  797.524654] [drm:drm_mode_debug_printmodeline] Modeline 0:"" 0 0 0 0 0 0 0 0 0 0 0x0 0x0
[  797.524682] [drm:intel_dump_pipe_config [i915]] crtc timings: 0 0 0 0 0 0 0 0 0, type: 0x0 flags: 0x0
[  797.524710] [drm:intel_dump_pipe_config [i915]] port clock: 0, pipe src size: 0x0, pixel rate 0
[  797.524738] [drm:intel_dump_pipe_config [i915]] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000
[  797.524766] [drm:intel_dump_pipe_config [i915]] ips: 0, double wide: 0
[  797.524794] [drm:intel_dpll_dump_hw_state [i915]] dpll_hw_state: dpll: 0x0, dpll_md: 0x0, fp0: 0x0, fp1: 0x0
[  797.524821] [drm:intel_dump_pipe_config [i915]] planes on this crtc
[  797.524849] [drm:intel_dump_pipe_config [i915]] [PLANE:29:plane B] disabled, scaler_id = 0
[  797.524877] [drm:intel_dump_pipe_config [i915]] [PLANE:30:cursor B] disabled, scaler_id = 0
[  797.524904] [drm:intel_power_well_enable [i915]] enabling always-on
[  797.524933] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
[  797.525275] [drm:intel_power_well_disable [i915]] disabling always-on
[  797.525319] [drm:intel_atomic_check [i915]] [CONNECTOR:32:VGA-1] checking for sink bpp constrains
[  797.525348] [drm:intel_atomic_check [i915]] hw max bpp: 24, pipe bpp: 24, dithering: 0
[  797.525376] [drm:intel_dump_pipe_config [i915]] [CRTC:28:pipe A][modeset]
[  797.525404] [drm:intel_dump_pipe_config [i915]] cpu_transcoder: A, pipe bpp: 24, dithering: 0
[  797.525431] [drm:intel_dump_pipe_config [i915]] audio: 0, infoframes: 0
[  797.525459] [drm:intel_dump_pipe_config [i915]] requested mode:
[  797.525464] [drm:drm_mode_debug_printmodeline] Modeline 0:"1920x1200" 60 154000 1920 1968 2000 2080 1200 1203 1209 1235 0x48 0x9
[  797.525491] [drm:intel_dump_pipe_config [i915]] adjusted mode:
[  797.525496] [drm:drm_mode_debug_printmodeline] Modeline 0:"1920x1200" 60 154000 1920 1968 2000 2080 1200 1203 1209 1235 0x48 0x9
[  797.525525] [drm:intel_dump_pipe_config [i915]] crtc timings: 154000 1920 1968 2000 2080 1200 1203 1209 1235, type: 0x48 flags: 0x9
[  797.525553] [drm:intel_dump_pipe_config [i915]] port clock: 154000, pipe src size: 1920x1200, pixel rate 154000
[  797.525581] [drm:intel_dump_pipe_config [i915]] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000
[  797.525608] [drm:intel_dump_pipe_config [i915]] ips: 0, double wide: 0
[  797.525637] [drm:intel_dpll_dump_hw_state [i915]] dpll_hw_state: dpll: 0x94010000, dpll_md: 0x0, fp0: 0x30d03, fp1: 0x30d03
[  797.525664] [drm:intel_dump_pipe_config [i915]] planes on this crtc
[  797.525692] [drm:intel_dump_pipe_config [i915]] [PLANE:26:plane A] disabled, scaler_id = 0
[  797.525720] [drm:intel_dump_pipe_config [i915]] [PLANE:27:cursor A] disabled, scaler_id = 0
[  797.525876] [drm:intel_power_well_enable [i915]] enabling always-on
[  797.525908] [drm:intel_atomic_commit_tail [i915]] [ENCODER:33:CRT]
[  797.526605] [drm:i9xx_get_fifo_size [i915]] FIFO size - (0x00001d9c) A: 28
[  797.526628] [drm:intel_calculate_wm [i915]] FIFO entries required for mode: 49
[  797.526650] [drm:intel_calculate_wm [i915]] FIFO watermark level: -23
[  797.526673] [drm:i9xx_get_fifo_size [i915]] FIFO size - (0x00001d9c) B: 31
[  797.526695] [drm:i9xx_update_wm [i915]] FIFO watermarks - A: 8, B: 29
[  797.526719] [drm:i9xx_update_wm [i915]] self-refresh entries: 120
[  797.526741] [drm:i9xx_update_wm [i915]] Setting FIFO watermarks - A: 8, B: 29, C: 2, SR 1
[  797.526770] [drm:intel_enable_pipe [i915]] enabling pipe A
[  797.543598] [drm:verify_connector_state.isra.48 [i915]] [CONNECTOR:32:VGA-1]
[  797.543646] [drm:intel_atomic_commit_tail [i915]] [CRTC:28:pipe A]
[  797.543704] [drm:intel_atomic_commit_tail [i915]] [CRTC:31:pipe B]
[  797.543899] [drm:intel_crt_detect [i915]] [CONNECTOR:32:VGA-1] force=0
[  797.560581] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00000800, dig 0x00000800, pins 0x00000002
[  797.560624] [drm:intel_hpd_irq_handler [i915]] Received HPD interrupt on PIN 1 - cnt: 0
[  797.562017] [drm:intel_crt_detect [i915]] CRT detected via hotplug
[  797.562028] [drm:drm_helper_hpd_irq_event] [CONNECTOR:32:VGA-1] status updated from connected to connected
[  797.562065] [drm:i915_hotplug_work_func [i915]] running encoder hotplug functions
[  797.562113] [drm:i915_hotplug_work_func [i915]] Connector VGA-1 (pin 1) received hotplug event.
[  797.562152] [drm:intel_crt_detect [i915]] [CONNECTOR:32:VGA-1] force=0
[  797.578021] [drm:intel_crt_detect [i915]] CRT detected via hotplug