Results for igt@kms_addfb_basic@addfb25-framebuffer-vs-set-tiling

Result: Pass

git-log-oneline i915_display_info0 igt_runner0 run0 runtimes0 results0.json guc_logs0.tar i915_display_info_post_exec0 boot0 dmesg0

DetailValue
Duration 0.00 seconds
Igt-Version 
IGT-Version: 2.3-g319db2ffb (x86_64) (Linux: 6.19.0-rc1-next-20251217-next-20251217-g12b95d29eb97+ x86_64)
Out 
Using IGT_SRANDOM=1765943459 for randomisation
Opened device: /dev/dri/card0
Starting subtest: addfb25-framebuffer-vs-set-tiling
Subtest addfb25-framebuffer-vs-set-tiling: SUCCESS (0.000s)
Err 
Starting subtest: addfb25-framebuffer-vs-set-tiling
Subtest addfb25-framebuffer-vs-set-tiling: SUCCESS (0.000s)
Dmesg
<6> [79.363251] Console: switching to colour dummy device 80x25
<6> [79.363312] [IGT] kms_addfb_basic: executing
<7> [79.367334] i915 0000:00:02.0: [drm:i915_gem_open [i915]]
<7> [79.367960] i915 0000:00:02.0: [drm:i915_drop_caches_set [i915]] Dropping caches: 0x000001dc [0x000001dc]
<7> [79.368291] i915 0000:00:02.0: [drm:i915_gem_open [i915]]
<7> [79.368660] i915 0000:00:02.0: [drm:drm_internal_framebuffer_create] bad framebuffer format .... little-endian (0x00000000)
<7> [79.368814] i915 0000:00:02.0: [drm:drm_mode_addfb2] [FB:635]
<7> [79.369023] i915 0000:00:02.0: [drm:drm_mode_addfb2] [FB:635]
<7> [79.369158] i915 0000:00:02.0: [drm:drm_mode_addfb2] [FB:635]
<7> [79.378607] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:596:DP-1]
<7> [79.378615] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:596:DP-1]
<7> [79.383082] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:596:DP-1] disconnected
<7> [79.383450] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:606:DP-2]
<7> [79.383454] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:606:DP-2]
<7> [79.383810] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:606:DP-2] disconnected
<7> [79.384205] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:615:DP-3]
<7> [79.384209] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:615:DP-3]
<7> [79.384538] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:615:DP-3] disconnected
<7> [79.384891] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:624:DP-4]
<7> [79.384894] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:624:DP-4]
<7> [79.385280] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:624:DP-4] disconnected
<7> [79.385861] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:586:HDMI-A-1]
<7> [79.385872] i915 0000:00:02.0: [drm:intel_hdmi_detect [i915]] [CONNECTOR:586:HDMI-A-1]
<7> [79.412574] i915 0000:00:02.0: [drm:update_display_info.part.0] [CONNECTOR:586:HDMI-A-1] Supported Monitor Refresh rate range is 0 Hz - 0 Hz
<7> [79.412583] i915 0000:00:02.0: [drm:update_display_info.part.0] [CONNECTOR:586:HDMI-A-1] HDMI: DVI dual 0, max TMDS clock 300000 kHz
<7> [79.412585] i915 0000:00:02.0: [drm:update_display_info.part.0] [CONNECTOR:586:HDMI-A-1] No deep color support on this HDMI sink.
<7> [79.412587] i915 0000:00:02.0: [drm:update_display_info.part.0] [CONNECTOR:586:HDMI-A-1] HF-VSDB: max TMDS clock: 600000 KHz, HDMI 2.1 support: no, DSC 1.2 support: no
<7> [79.412590] i915 0000:00:02.0: [drm:update_display_info.part.0] [CONNECTOR:586:HDMI-A-1] Assigning EDID-1.4 digital sink color depth as 8 bpc.
<7> [79.412593] i915 0000:00:02.0: [drm:update_display_info.part.0] [CONNECTOR:586:HDMI-A-1] ELD monitor fitHeadlessGS
<7> [79.412595] i915 0000:00:02.0: [drm:update_display_info.part.0] [CONNECTOR:586:HDMI-A-1] HDMI: latency present 0 0, video latency 0 0, audio latency 0 0
<7> [79.412598] i915 0000:00:02.0: [drm:update_display_info.part.0] [CONNECTOR:586:HDMI-A-1] ELD size 64, SAD count 10
<7> [79.413024] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
<7> [79.413258] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
<7> [79.413835] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
<7> [79.414016] i915 0000:00:02.0: [drm:drm_dp_dual_mode_detect [drm_display_helper]] DP dual mode HDMI ID: (err -6)
<7> [79.414780] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:586:HDMI-A-1] probed modes:
<7> [79.414784] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1920x1080": 120 285500 1920 1968 2000 2080 1080 1083 1088 1144 0x48 0x5
<7> [79.414788] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "4096x2160": 60 594000 4096 4184 4272 4400 2160 2168 2178 2250 0x40 0x5
<7> [79.414792] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "4096x2160": 60 593407 4096 4184 4272 4400 2160 2168 2178 2250 0x40 0x5
<7> [79.414795] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "4096x2160": 30 297000 4096 4184 4272 4400 2160 2168 2178 2250 0x40 0x5
<7> [79.414798] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "4096x2160": 30 296703 4096 4184 4272 4400 2160 2168 2178 2250 0x40 0x5
<7> [79.414801] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "3840x2160": 60 594000 3840 4016 4104 4400 2160 2168 2178 2250 0x40 0x5
<7> [79.414804] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "3840x2160": 60 593407 3840 4016 4104 4400 2160 2168 2178 2250 0x40 0x5
<7> [79.414807] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "3840x2160": 30 297000 3840 4016 4104 4400 2160 2168 2178 2250 0x40 0x5
<7> [79.414809] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "3840x2160": 30 296703 3840 4016 4104 4400 2160 2168 2178 2250 0x40 0x5
<7> [79.414812] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "3840x2160": 25 297000 3840 4896 4984 5280 2160 2168 2178 2250 0x40 0x5
<7> [79.414815] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "3840x2160": 24 297000 3840 5116 5204 5500 2160 2168 2178 2250 0x40 0x5
<7> [79.414818] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "3840x2160": 24 296703 3840 5116 5204 5500 2160 2168 2178 2250 0x40 0x5
<7> [79.414821] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "3440x1440": 90 476140 3440 3448 3480 3520 1440 1441 1449 1503 0x40 0xa
<7> [79.414824] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "2560x1600": 75 443250 2560 2768 3048 3536 1600 1603 1609 1672 0x40 0x6
<7> [79.414827] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "2560x1600": 60 348500 2560 2752 3032 3504 1600 1603 1609 1658 0x40 0x6
<7> [79.414830] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "2560x1440": 120 497770 2560 2608 2640 2720 1440 1443 1448 1525 0x40 0xa
<7> [79.414833] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "2048x1536": 60 267027 2048 2200 2424 2800 1536 1537 1540 1589 0x0 0x6
<7> [79.414836] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "2560x1080": 120 495000 2560 3108 3152 3300 1080 1084 1089 1250 0x40 0x5
<7> [79.414839] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "2560x1080": 120 494505 2560 3108 3152 3300 1080 1084 1089 1250 0x40 0x5
<7> [79.414842] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1920x1440": 75 297000 1920 2064 2288 2640 1440 1441 1444 1500 0x40 0x6
<7> [79.414845] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1920x1440": 60 234000 1920 2048 2256 2600 1440 1441 1444 1500 0x40 0x6
<7> [79.414848] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "2160x1200": 90 261420 2160 2208 2240 2320 1200 1203 1208 1252 0x40 0xa
<7> [79.414851] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1856x1392": 75 288000 1856 1984 2208 2560 1392 1393 1396 1500 0x40 0x6
<7> [79.414854] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1856x1392": 60 218250 1856 1952 2176 2528 1392 1393 1396 1439 0x40 0x6
<7> [79.414857] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1792x1344": 75 261000 1792 1888 2104 2456 1344 1345 1348 1417 0x40 0x6
<7> [79.414860] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1792x1344": 60 204750 1792 1920 2120 2448 1344 1345 1348 1394 0x40 0x6
<7> [79.414863] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "2048x1152": 60 162000 2048 2074 2154 2250 1152 1153 1156 1200 0x40 0x5
<7> [79.414866] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1920x1200": 120 317250 1920 1968 2000 2080 1200 1203 1209 1271 0x40 0xa
<7> [79.414869] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1920x1200": 75 245250 1920 2056 2264 2608 1200 1203 1209 1255 0x40 0x6
<7> [79.414872] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1920x1200": 60 193250 1920 2056 2256 2592 1200 1203 1209 1245 0x40 0x6
<7> [79.414875] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1920x1080": 120 297000 1920 2008 2052 2200 1080 1084 1089 1125 0x40 0x5
<7> [79.414878] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1920x1080": 120 296703 1920 2008 2052 2200 1080 1084 1089 1125 0x40 0x5
<7> [79.414881] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1920x1080": 75 220597 1920 2056 2264 2608 1080 1081 1084 1128 0x0 0x6
<7> [79.414884] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1920x1080": 60 148500 1920 2008 2052 2200 1080 1084 1089 1125 0x40 0x5
<7> [79.414886] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1920x1080": 60 148352 1920 2008 2052 2200 1080 1084 1089 1125 0x40 0x5
<7> [79.414889] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1600x1200": 75 202500 1600 1664 1856 2160 1200 1201 1204 1250 0x40 0x5
<7> [79.414892] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1600x1200": 70 189000 1600 1664 1856 2160 1200 1201 1204 1250 0x40 0x5
<7> [79.414895] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1600x1200": 65 175500 1600 1664 1856 2160 1200 1201 1204 1250 0x40 0x5
<7> [79.414898] 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> [79.414901] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1680x1050": 75 187000 1680 1800 1976 2272 1050 1053 1059 1099 0x40 0x6
<7> [79.414904] 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> [79.414907] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1680x945": 60 131481 1680 1784 1960 2240 945 946 949 978 0x0 0x6
<7> [79.414910] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1400x1050": 75 156000 1400 1504 1648 1896 1050 1053 1057 1099 0x40 0x6
<7> [79.414913] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1400x1050": 60 121750 1400 1488 1632 1864 1050 1053 1057 1089 0x40 0x6
<7> [79.414916] 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> [79.414919] 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> [79.414923] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1280x1024": 60 108000 1280 1328 1440 1688 1024 1025 1028 1066 0x40 0x5
<7> [79.414928] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1440x900": 75 136750 1440 1536 1688 1936 900 903 909 942 0x40 0x6
<7> [79.414934] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1440x900": 60 106500 1440 1520 1672 1904 900 903 909 934 0x40 0x6
<7> [79.414939] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1280x960": 60 108000 1280 1376 1488 1800 960 961 964 1000 0x40 0x5
<7> [79.414944] 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> [79.414947] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1360x768": 60 85500 1360 1424 1536 1792 768 771 777 795 0x40 0x5
<7> [79.414950] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1280x800": 75 106500 1280 1360 1488 1696 800 803 809 838 0x40 0x6
<7> [79.414953] 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> [79.414956] 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> [79.414959] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1280x768": 75 102250 1280 1360 1488 1696 768 771 778 805 0x40 0x6
<7> [79.414962] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1280x768": 60 79500 1280 1344 1472 1664 768 771 778 798 0x40 0x6
<7> [79.414964] 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> [79.414967] 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> [79.414970] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1024x768": 70 75000 1024 1048 1184 1328 768 771 777 806 0x40 0xa
<7> [79.414973] 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> [79.414976] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "1024x576": 60 46970 1024 1064 1168 1312 576 577 580 597 0x0 0x6
<7> [79.414979] 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> [79.414989] 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> [79.414995] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "800x600": 72 50000 800 856 976 1040 600 637 643 666 0x40 0x5
<7> [79.415000] 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> [79.415005] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "800x600": 56 36000 800 824 896 1024 600 601 603 625 0x40 0x5
<7> [79.415010] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "848x480": 60 33750 848 864 976 1088 480 486 494 517 0x40 0x5
<7> [79.415015] 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> [79.415020] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] Probed mode: "640x480": 73 31500 640 664 704 832 480 489 492 520 0x40 0xa
<7> [79.415025] 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> [79.415031] 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> [79.415036] 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> [79.415091] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:596:DP-1]
<7> [79.415096] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:596:DP-1]
<7> [79.419627] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:596:DP-1] disconnected
<7> [79.419644] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:606:DP-2]
<7> [79.419648] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:606:DP-2]
<7> [79.420089] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:606:DP-2] disconnected
<7> [79.420111] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:615:DP-3]
<7> [79.420115] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:615:DP-3]
<7> [79.420421] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:615:DP-3] disconnected
<7> [79.420434] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:624:DP-4]
<7> [79.420438] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:624:DP-4]
<7> [79.420734] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:624:DP-4] disconnected
<6> [79.420975] [IGT] kms_addfb_basic: starting subtest addfb25-framebuffer-vs-set-tiling
<7> [79.421164] i915 0000:00:02.0: [drm:drm_mode_addfb2] [FB:632]
<6> [79.421217] [IGT] kms_addfb_basic: finished subtest addfb25-framebuffer-vs-set-tiling, SUCCESS
<6> [79.421664] [IGT] kms_addfb_basic: exiting, ret=0
<7> [79.421915] i915 0000:00:02.0: [drm:i915_drop_caches_set [i915]] Dropping caches: 0x000001dc [0x000001dc]
<7> [79.447886] i915 0000:00:02.0: [drm:drm_client_dev_restore] fbdev: ret=0
<6> [79.456223] Console: switching to colour frame buffer device 240x67
Created at 2025-12-17 06:56:53