igt@drm_read@short-buffer-block on shard-rkl@CI_DRM

Detail	Value
Duration	0.00 seconds
Hostname	shard-rkl-5
Igt-Version	IGT-Version: 2.1-g994557ecd (x86_64) (Linux: 6.17.0-rc2-CI_DRM_17049-gcca87ca63e2f+ x86_64)
Out	Using IGT_SRANDOM=1755829197 for randomisation Opened device: /dev/dri/card0 Starting subtest: short-buffer-block Subtest short-buffer-block: SUCCESS (0.000s)
Err	Starting subtest: short-buffer-block Subtest short-buffer-block: SUCCESS (0.000s)
Dmesg	<6> [275.879662] Console: switching to colour dummy device 80x25 <6> [275.880001] [IGT] drm_read: executing <7> [275.883107] i915 0000:00:02.0: [drm:i915_gem_open [i915]] <7> [275.883685] i915 0000:00:02.0: [drm:i915_drop_caches_set [i915]] Dropping caches: 0x000001dc [0x000001dc] <7> [275.883905] i915 0000:00:02.0: [drm:i915_gem_open [i915]] <7> [275.886997] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:148:HDMI-A-1] <7> [275.887005] i915 0000:00:02.0: [drm:intel_hdmi_detect [i915]] [CONNECTOR:148:HDMI-A-1] <7> [275.891537] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:148:HDMI-A-1] disconnected <7> [275.891956] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:162:DP-1] <7> [275.891960] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:162:DP-1] <7> [275.896528] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:162:DP-1] disconnected <7> [275.896812] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:169:HDMI-A-3] <7> [275.896816] i915 0000:00:02.0: [drm:intel_hdmi_detect [i915]] [CONNECTOR:169:HDMI-A-3] <7> [275.901531] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:169:HDMI-A-3] disconnected <7> [275.901805] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:148:HDMI-A-1] <7> [275.901808] i915 0000:00:02.0: [drm:intel_hdmi_detect [i915]] [CONNECTOR:148:HDMI-A-1] <7> [275.906552] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:148:HDMI-A-1] disconnected <7> [275.906565] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:158:HDMI-A-2] <7> [275.906570] i915 0000:00:02.0: [drm:intel_hdmi_detect [i915]] [CONNECTOR:158:HDMI-A-2] <7> [275.932784] i915 0000:00:02.0: [drm:update_display_info.part.0] [CONNECTOR:158:HDMI-A-2] Supported Monitor Refresh rate range is 0 Hz - 0 Hz <7> [275.932793] i915 0000:00:02.0: [drm:update_display_info.part.0] [CONNECTOR:158:HDMI-A-2] Assigning EDID-1.4 digital sink color depth as 8 bpc. <7> [275.932796] i915 0000:00:02.0: [drm:update_display_info.part.0] [CONNECTOR:158:HDMI-A-2] ELD monitor fitHeadless4k <7> [275.932798] i915 0000:00:02.0: [drm:update_display_info.part.0] [CONNECTOR:158:HDMI-A-2] ELD size 36, SAD count 0 <7> [275.933009] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus tc1] NAK for addr: 0040 w(1) <7> [275.933147] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus tc1] NAK on first message, retry <7> [275.933457] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus tc1] NAK for addr: 0040 w(1) <7> [275.933606] i915 0000:00:02.0: [drm:drm_dp_dual_mode_detect [drm_display_helper]] DP dual mode HDMI ID: (err -6) <7> [275.934022] i915 0000:00:02.0: [drm:drm_mode_prune_invalid] Rejected mode: "1366x768": 216 268000 1366 1414 1446 1526 768 771 777 814 0x40 0x6 (CLOCK_HIGH) <7> [275.934029] i915 0000:00:02.0: [drm:drm_mode_prune_invalid] Rejected mode: "1920x1080i": 60 74250 1920 2008 2052 2200 1080 1084 1094 1125 0x40 0x15 (NO_INTERLACE) <7> [275.934034] i915 0000:00:02.0: [drm:drm_mode_prune_invalid] Rejected mode: "1920x1080i": 60 74176 1920 2008 2052 2200 1080 1084 1094 1125 0x40 0x15 (NO_INTERLACE) <7> [275.934040] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:158:HDMI-A-2] probed modes: <7> [275.934043] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1920x1080": 53 139930 1920 2008 2096 2360 1080 1084 1089 1125 0x48 0x5 <7> [275.934047] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "4088x2304": 10 108000 4088 4152 4280 4536 2304 2305 2308 2340 0x40 0x5 <7> [275.934050] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "3840x2160": 15 128430 3840 3889 3921 4000 2160 2163 2169 2195 0x40 0xa <7> [275.934053] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "2880x1800": 11 60000 2880 2888 2984 3040 1800 1802 1820 1845 0x40 0xa <7> [275.934057] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "2560x1600": 13 60000 2560 2568 2664 2720 1600 1602 1620 1645 0x40 0xa <7> [275.934060] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "2560x1440": 15 60000 2560 2568 2664 2720 1440 1442 1460 1485 0x40 0xa <7> [275.934063] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "2048x1536": 17 60000 2048 2056 2152 2208 1536 1538 1556 1581 0x40 0xa <7> [275.934066] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1600x1200": 60 162000 1600 1664 1856 2160 1200 1201 1204 1250 0x40 0x5 <7> [275.934069] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1680x1050": 60 146250 1680 1784 1960 2240 1050 1053 1059 1089 0x40 0x6 <7> [275.934072] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1600x900": 60 108000 1600 1624 1704 1800 900 901 904 1000 0x40 0x5 <7> [275.934075] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1280x1024": 75 135000 1280 1296 1440 1688 1024 1025 1028 1066 0x40 0x5 <7> [275.934078] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1360x768": 60 84963 1366 1431 1567 1776 768 771 781 798 0x0 0x6 <7> [275.934082] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1360x768": 20 25190 1360 1368 1464 1520 768 770 788 813 0x40 0xa <7> [275.934085] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1280x800": 60 83500 1280 1352 1480 1680 800 803 809 831 0x40 0x6 <7> [275.934088] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1152x864": 75 108000 1152 1216 1344 1600 864 865 868 900 0x40 0x5 <7> [275.934091] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1280x720": 60 74250 1280 1390 1430 1650 720 725 730 750 0x40 0x5 <7> [275.934094] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1280x720": 60 74250 1280 1390 1430 1650 720 725 730 750 0x40 0x5 <7> [275.934097] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1280x720": 60 74176 1280 1390 1430 1650 720 725 730 750 0x40 0x5 <7> [275.934100] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1024x768": 75 78750 1024 1040 1136 1312 768 769 772 800 0x40 0x5 <7> [275.934103] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1024x768": 60 65000 1024 1048 1184 1344 768 771 777 806 0x40 0xa <7> [275.934106] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1440x480": 60 54054 1440 1472 1596 1716 480 489 495 525 0x40 0xa <7> [275.934109] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1440x480": 60 54000 1440 1472 1596 1716 480 489 495 525 0x40 0xa <7> [275.934112] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1024x576": 60 46560 1024 1064 1160 1296 576 579 584 599 0x0 0x6 <7> [275.934115] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "832x624": 75 57284 832 864 928 1152 624 625 628 667 0x40 0xa <7> [275.934118] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "800x600": 75 49500 800 816 896 1056 600 601 604 625 0x40 0x5 <7> [275.934121] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "800x600": 60 40000 800 840 968 1056 600 601 605 628 0x40 0x5 <7> [275.934124] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "640x480": 75 31500 640 656 720 840 480 481 484 500 0x40 0xa <7> [275.934127] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "640x480": 60 25200 640 656 752 800 480 490 492 525 0x40 0xa <7> [275.934130] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "640x480": 60 25175 640 656 752 800 480 490 492 525 0x40 0xa <7> [275.934133] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "640x480": 60 25175 640 656 752 800 480 490 492 525 0x40 0xa <7> [275.934136] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "720x400": 70 28320 720 738 846 900 400 412 414 449 0x40 0x6 <7> [275.934162] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:162:DP-1] <7> [275.934166] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:162:DP-1] <7> [275.938527] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:162:DP-1] disconnected <7> [275.938542] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:169:HDMI-A-3] <7> [275.938545] i915 0000:00:02.0: [drm:intel_hdmi_detect [i915]] [CONNECTOR:169:HDMI-A-3] <7> [275.943524] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:169:HDMI-A-3] disconnected <7> [275.943649] i915 0000:00:02.0: [drm:drm_mode_addfb2] [FB:175] <7> [275.965350] i915 0000:00:02.0: [drm:i915_fifo_underrun_reset_write [i915]] Re-arming FIFO underruns on pipe A <6> [275.965959] [IGT] drm_read: starting subtest short-buffer-block <6> [275.966423] [IGT] drm_read: finished subtest short-buffer-block, SUCCESS <7> [275.966533] i915 0000:00:02.0: [drm:drm_mode_rmfb_work_fn] Removing [FB:175] from all active usage due to RMFB ioctl <7> [275.966561] i915 0000:00:02.0: [drm:atomic_remove_fb] Disabling [PLANE:33:plane 1A] because [FB:175] is removed <7> [275.966615] i915 0000:00:02.0: [drm:skl_compute_wm [i915]] [PLANE:33:plane 1A] ddb ( 0 - 2016) -> ( 0 - 0), size 2016 -> 0 <7> [275.966774] i915 0000:00:02.0: [drm:skl_print_plane_changes [i915]] [PLANE:33:plane 1A] level wm0,wm1,wm2,wm3,wm4,wm5,wm6,wm7,twm, swm, stwm -> wm0, wm1, wm2, wm3, wm4, wm5, wm6, wm7, twm, swm, stwm <7> [275.966915] i915 0000:00:02.0: [drm:skl_print_plane_changes [i915]] [PLANE:33:plane 1A] lines 1, 2, 2, 2, 2, 5, 8, 9, 0, 0, 0 -> 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 <7> [275.967055] i915 0000:00:02.0: [drm:skl_print_plane_changes [i915]] [PLANE:33:plane 1A] blocks 16, 33, 33, 33, 33, 81, 129, 145, 30, 0, 0 -> 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 <7> [275.967193] i915 0000:00:02.0: [drm:skl_print_plane_changes [i915]] [PLANE:33:plane 1A] min_ddb 19, 38, 38, 38, 38, 91, 143, 161, 31, 0, 0 -> 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 <7> [275.967347] i915 0000:00:02.0: [drm:intel_bw_atomic_check [i915]] [CRTC:88:pipe A] data rate 0 num active planes 0 <7> [275.967503] i915 0000:00:02.0: [drm:intel_bw_atomic_check [i915]] QGV point 0: max bw 16761 required 0 <7> [275.984240] i915 0000:00:02.0: [drm:__intel_fbc_disable [i915]] Disabling FBC on [PLANE:33:plane 1A] <6> [276.004967] [IGT] drm_read: exiting, ret=0 <7> [276.006043] i915 0000:00:02.0: [drm:i915_drop_caches_set [i915]] Dropping caches: 0x000001dc [0x000001dc] <7> [276.032890] i915 0000:00:02.0: [drm:skl_compute_wm [i915]] [PLANE:33:plane 1A] ddb ( 0 - 0) -> ( 0 - 2016), size 0 -> 2016 <7> [276.033507] i915 0000:00:02.0: [drm:skl_print_plane_changes [i915]] [PLANE:33:plane 1A] level wm0, wm1, wm2, wm3, wm4, wm5, wm6, wm7, twm, swm, stwm -> wm0,wm1,wm2,wm3,wm4,wm5,wm6,wm7,twm, swm, stwm <7> [276.034059] i915 0000:00:02.0: [drm:skl_print_plane_changes [i915]] [PLANE:33:plane 1A] lines 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 -> 1, 2, 2, 2, 2, 5, 8, 9, 0, 0, 0 <7> [276.034633] i915 0000:00:02.0: [drm:skl_print_plane_changes [i915]] [PLANE:33:plane 1A] blocks 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 -> 16, 33, 33, 33, 33, 81, 129, 145, 30, 0, 0 <7> [276.035166] i915 0000:00:02.0: [drm:skl_print_plane_changes [i915]] [PLANE:33:plane 1A] min_ddb 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 -> 19, 38, 38, 38, 38, 91, 143, 161, 31, 0, 0 <7> [276.035784] i915 0000:00:02.0: [drm:intel_bw_atomic_check [i915]] [CRTC:88:pipe A] data rate 559716 num active planes 1 <7> [276.036349] i915 0000:00:02.0: [drm:intel_bw_atomic_check [i915]] QGV point 0: max bw 16761 required 560 <7> [276.037219] i915 0000:00:02.0: [drm:intel_bw_atomic_check [i915]] No SAGV, using single QGV point mask 0x1 <7> [276.039580] i915 0000:00:02.0: [drm:intel_fbc_update [i915]] reserved 17694720 bytes of contiguous stolen space for FBC, limit: 1 <7> [276.040302] i915 0000:00:02.0: [drm:intel_fbc_update [i915]] Enabling FBC on [PLANE:33:plane 1A] <7> [276.060135] i915 0000:00:02.0: [drm:drm_client_dev_restore] fbdev: ret=0 <6> [276.079674] Console: switching to colour frame buffer device 240x67

Detail

Value

Duration

0.00 seconds

Hostname

shard-rkl-5

Igt-Version

IGT-Version: 2.1-g994557ecd (x86_64) (Linux: 6.17.0-rc2-CI_DRM_17049-gcca87ca63e2f+ x86_64)

Out

Using IGT_SRANDOM=1755829197 for randomisation
Opened device: /dev/dri/card0
Starting subtest: short-buffer-block
Subtest short-buffer-block: SUCCESS (0.000s)

Err

Starting subtest: short-buffer-block
Subtest short-buffer-block: SUCCESS (0.000s)

Dmesg

<6> [275.879662] Console: switching to colour dummy device 80x25

<6> [275.880001] [IGT] drm_read: executing

<7> [275.883107] i915 0000:00:02.0: [drm:i915_gem_open [i915]]

<7> [275.883685] i915 0000:00:02.0: [drm:i915_drop_caches_set [i915]] Dropping caches: 0x000001dc [0x000001dc]

<7> [275.883905] i915 0000:00:02.0: [drm:i915_gem_open [i915]]

<7> [275.886997] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:148:HDMI-A-1]

<7> [275.887005] i915 0000:00:02.0: [drm:intel_hdmi_detect [i915]] [CONNECTOR:148:HDMI-A-1]

<7> [275.891537] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:148:HDMI-A-1] disconnected

<7> [275.891956] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:162:DP-1]

<7> [275.891960] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:162:DP-1]

<7> [275.896528] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:162:DP-1] disconnected

<7> [275.896812] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:169:HDMI-A-3]

<7> [275.896816] i915 0000:00:02.0: [drm:intel_hdmi_detect [i915]] [CONNECTOR:169:HDMI-A-3]

<7> [275.901531] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:169:HDMI-A-3] disconnected

<7> [275.901805] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:148:HDMI-A-1]

<7> [275.901808] i915 0000:00:02.0: [drm:intel_hdmi_detect [i915]] [CONNECTOR:148:HDMI-A-1]

<7> [275.906552] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:148:HDMI-A-1] disconnected

<7> [275.906565] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:158:HDMI-A-2]

<7> [275.906570] i915 0000:00:02.0: [drm:intel_hdmi_detect [i915]] [CONNECTOR:158:HDMI-A-2]

<7> [275.932784] i915 0000:00:02.0: [drm:update_display_info.part.0] [CONNECTOR:158:HDMI-A-2] Supported Monitor Refresh rate range is 0 Hz - 0 Hz

<7> [275.932793] i915 0000:00:02.0: [drm:update_display_info.part.0] [CONNECTOR:158:HDMI-A-2] Assigning EDID-1.4 digital sink color depth as 8 bpc.

<7> [275.932796] i915 0000:00:02.0: [drm:update_display_info.part.0] [CONNECTOR:158:HDMI-A-2] ELD monitor fitHeadless4k

<7> [275.932798] i915 0000:00:02.0: [drm:update_display_info.part.0] [CONNECTOR:158:HDMI-A-2] ELD size 36, SAD count 0

<7> [275.933009] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus tc1] NAK for addr: 0040 w(1)

<7> [275.933147] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus tc1] NAK on first message, retry

<7> [275.933457] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus tc1] NAK for addr: 0040 w(1)

<7> [275.933606] i915 0000:00:02.0: [drm:drm_dp_dual_mode_detect [drm_display_helper]] DP dual mode HDMI ID: (err -6)

<7> [275.934022] i915 0000:00:02.0: [drm:drm_mode_prune_invalid] Rejected mode: "1366x768": 216 268000 1366 1414 1446 1526 768 771 777 814 0x40 0x6 (CLOCK_HIGH)

<7> [275.934029] i915 0000:00:02.0: [drm:drm_mode_prune_invalid] Rejected mode: "1920x1080i": 60 74250 1920 2008 2052 2200 1080 1084 1094 1125 0x40 0x15 (NO_INTERLACE)

<7> [275.934034] i915 0000:00:02.0: [drm:drm_mode_prune_invalid] Rejected mode: "1920x1080i": 60 74176 1920 2008 2052 2200 1080 1084 1094 1125 0x40 0x15 (NO_INTERLACE)

<7> [275.934040] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:158:HDMI-A-2] probed modes:

<7> [275.934043] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1920x1080": 53 139930 1920 2008 2096 2360 1080 1084 1089 1125 0x48 0x5

<7> [275.934047] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "4088x2304": 10 108000 4088 4152 4280 4536 2304 2305 2308 2340 0x40 0x5

<7> [275.934050] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "3840x2160": 15 128430 3840 3889 3921 4000 2160 2163 2169 2195 0x40 0xa

<7> [275.934053] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "2880x1800": 11 60000 2880 2888 2984 3040 1800 1802 1820 1845 0x40 0xa

<7> [275.934057] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "2560x1600": 13 60000 2560 2568 2664 2720 1600 1602 1620 1645 0x40 0xa

<7> [275.934060] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "2560x1440": 15 60000 2560 2568 2664 2720 1440 1442 1460 1485 0x40 0xa

<7> [275.934063] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "2048x1536": 17 60000 2048 2056 2152 2208 1536 1538 1556 1581 0x40 0xa

<7> [275.934066] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1600x1200": 60 162000 1600 1664 1856 2160 1200 1201 1204 1250 0x40 0x5

<7> [275.934069] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1680x1050": 60 146250 1680 1784 1960 2240 1050 1053 1059 1089 0x40 0x6

<7> [275.934072] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1600x900": 60 108000 1600 1624 1704 1800 900 901 904 1000 0x40 0x5

<7> [275.934075] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1280x1024": 75 135000 1280 1296 1440 1688 1024 1025 1028 1066 0x40 0x5

<7> [275.934078] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1360x768": 60 84963 1366 1431 1567 1776 768 771 781 798 0x0 0x6

<7> [275.934082] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1360x768": 20 25190 1360 1368 1464 1520 768 770 788 813 0x40 0xa

<7> [275.934085] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1280x800": 60 83500 1280 1352 1480 1680 800 803 809 831 0x40 0x6

<7> [275.934088] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1152x864": 75 108000 1152 1216 1344 1600 864 865 868 900 0x40 0x5

<7> [275.934091] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1280x720": 60 74250 1280 1390 1430 1650 720 725 730 750 0x40 0x5

<7> [275.934094] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1280x720": 60 74250 1280 1390 1430 1650 720 725 730 750 0x40 0x5

<7> [275.934097] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1280x720": 60 74176 1280 1390 1430 1650 720 725 730 750 0x40 0x5

<7> [275.934100] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1024x768": 75 78750 1024 1040 1136 1312 768 769 772 800 0x40 0x5

<7> [275.934103] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1024x768": 60 65000 1024 1048 1184 1344 768 771 777 806 0x40 0xa

<7> [275.934106] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1440x480": 60 54054 1440 1472 1596 1716 480 489 495 525 0x40 0xa

<7> [275.934109] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1440x480": 60 54000 1440 1472 1596 1716 480 489 495 525 0x40 0xa

<7> [275.934112] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1024x576": 60 46560 1024 1064 1160 1296 576 579 584 599 0x0 0x6

<7> [275.934115] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "832x624": 75 57284 832 864 928 1152 624 625 628 667 0x40 0xa

<7> [275.934118] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "800x600": 75 49500 800 816 896 1056 600 601 604 625 0x40 0x5

<7> [275.934121] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "800x600": 60 40000 800 840 968 1056 600 601 605 628 0x40 0x5

<7> [275.934124] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "640x480": 75 31500 640 656 720 840 480 481 484 500 0x40 0xa

<7> [275.934127] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "640x480": 60 25200 640 656 752 800 480 490 492 525 0x40 0xa

<7> [275.934130] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "640x480": 60 25175 640 656 752 800 480 490 492 525 0x40 0xa

<7> [275.934133] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "640x480": 60 25175 640 656 752 800 480 490 492 525 0x40 0xa

<7> [275.934136] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "720x400": 70 28320 720 738 846 900 400 412 414 449 0x40 0x6

<7> [275.934162] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:162:DP-1]

<7> [275.934166] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:162:DP-1]

<7> [275.938527] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:162:DP-1] disconnected

<7> [275.938542] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:169:HDMI-A-3]

<7> [275.938545] i915 0000:00:02.0: [drm:intel_hdmi_detect [i915]] [CONNECTOR:169:HDMI-A-3]

<7> [275.943524] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:169:HDMI-A-3] disconnected

<7> [275.943649] i915 0000:00:02.0: [drm:drm_mode_addfb2] [FB:175]

<7> [275.965350] i915 0000:00:02.0: [drm:i915_fifo_underrun_reset_write [i915]] Re-arming FIFO underruns on pipe A

<6> [275.965959] [IGT] drm_read: starting subtest short-buffer-block

<6> [275.966423] [IGT] drm_read: finished subtest short-buffer-block, SUCCESS

<7> [275.966533] i915 0000:00:02.0: [drm:drm_mode_rmfb_work_fn] Removing [FB:175] from all active usage due to RMFB ioctl

<7> [275.966561] i915 0000:00:02.0: [drm:atomic_remove_fb] Disabling [PLANE:33:plane 1A] because [FB:175] is removed

<7> [275.966615] i915 0000:00:02.0: [drm:skl_compute_wm [i915]] [PLANE:33:plane 1A] ddb ( 0 - 2016) -> ( 0 - 0), size 2016 -> 0

<7> [275.966774] i915 0000:00:02.0: [drm:skl_print_plane_changes [i915]] [PLANE:33:plane 1A] level *wm0,*wm1,*wm2,*wm3,*wm4,*wm5,*wm6,*wm7,*twm, swm, stwm -> wm0, wm1, wm2, wm3, wm4, wm5, wm6, wm7, twm, swm, stwm

<7> [275.966915] i915 0000:00:02.0: [drm:skl_print_plane_changes [i915]] [PLANE:33:plane 1A] lines 1, 2, 2, 2, 2, 5, 8, 9, 0, 0, 0 -> 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0

<7> [275.967055] i915 0000:00:02.0: [drm:skl_print_plane_changes [i915]] [PLANE:33:plane 1A] blocks 16, 33, 33, 33, 33, 81, 129, 145, 30, 0, 0 -> 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0

<7> [275.967193] i915 0000:00:02.0: [drm:skl_print_plane_changes [i915]] [PLANE:33:plane 1A] min_ddb 19, 38, 38, 38, 38, 91, 143, 161, 31, 0, 0 -> 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0

<7> [275.967347] i915 0000:00:02.0: [drm:intel_bw_atomic_check [i915]] [CRTC:88:pipe A] data rate 0 num active planes 0

<7> [275.967503] i915 0000:00:02.0: [drm:intel_bw_atomic_check [i915]] QGV point 0: max bw 16761 required 0

<7> [275.984240] i915 0000:00:02.0: [drm:__intel_fbc_disable [i915]] Disabling FBC on [PLANE:33:plane 1A]

<6> [276.004967] [IGT] drm_read: exiting, ret=0

<7> [276.006043] i915 0000:00:02.0: [drm:i915_drop_caches_set [i915]] Dropping caches: 0x000001dc [0x000001dc]

<7> [276.032890] i915 0000:00:02.0: [drm:skl_compute_wm [i915]] [PLANE:33:plane 1A] ddb ( 0 - 0) -> ( 0 - 2016), size 0 -> 2016

<7> [276.033507] i915 0000:00:02.0: [drm:skl_print_plane_changes [i915]] [PLANE:33:plane 1A] level wm0, wm1, wm2, wm3, wm4, wm5, wm6, wm7, twm, swm, stwm -> *wm0,*wm1,*wm2,*wm3,*wm4,*wm5,*wm6,*wm7,*twm, swm, stwm

<7> [276.034059] i915 0000:00:02.0: [drm:skl_print_plane_changes [i915]] [PLANE:33:plane 1A] lines 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 -> 1, 2, 2, 2, 2, 5, 8, 9, 0, 0, 0

<7> [276.034633] i915 0000:00:02.0: [drm:skl_print_plane_changes [i915]] [PLANE:33:plane 1A] blocks 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 -> 16, 33, 33, 33, 33, 81, 129, 145, 30, 0, 0

<7> [276.035166] i915 0000:00:02.0: [drm:skl_print_plane_changes [i915]] [PLANE:33:plane 1A] min_ddb 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 -> 19, 38, 38, 38, 38, 91, 143, 161, 31, 0, 0

<7> [276.035784] i915 0000:00:02.0: [drm:intel_bw_atomic_check [i915]] [CRTC:88:pipe A] data rate 559716 num active planes 1

<7> [276.036349] i915 0000:00:02.0: [drm:intel_bw_atomic_check [i915]] QGV point 0: max bw 16761 required 560

<7> [276.037219] i915 0000:00:02.0: [drm:intel_bw_atomic_check [i915]] No SAGV, using single QGV point mask 0x1

<7> [276.039580] i915 0000:00:02.0: [drm:intel_fbc_update [i915]] reserved 17694720 bytes of contiguous stolen space for FBC, limit: 1

<7> [276.040302] i915 0000:00:02.0: [drm:intel_fbc_update [i915]] Enabling FBC on [PLANE:33:plane 1A]

<7> [276.060135] i915 0000:00:02.0: [drm:drm_client_dev_restore] fbdev: ret=0

<6> [276.079674] Console: switching to colour frame buffer device 240x67

Results for igt@drm_read@short-buffer-block