Result:
integration-manifest git-log-oneline i915_display_info0 igt_runner0 run0 runtimes0 results0.json boot0 dmesg0
| Detail | Value |
|---|---|
| Duration | 1.19 seconds |
| Igt-Version |
IGT-Version: 2.2-g005281c52 (x86_64) (Linux: 6.18.0-CI_DRM_17609-g9fcf9189976d+ x86_64) |
| Out |
Using IGT_SRANDOM=1764555220 for randomisation
Opened device: /dev/dri/card0
Runtime PM support: 1
PC8 residency support: 0
DMC: fw loaded: yes
i915_runtime_pm_status:
GPU idle: yes
IRQs disabled: no
Usage count: 5
PCI device power state: D0 [0]
ref_tracker: intel_runtime_pm@ffff888157cc9818 has 1/5 users at
track_intel_runtime_pm_wakeref+0x90/0xb0 [i915]
__intel_runtime_pm_get+0x64/0x220 [i915]
i915_display_rpm_get_raw+0x17/0x30 [i915]
intel_display_rpm_get_raw+0x20/0x30 [i915]
__intel_display_power_put_async+0x3a/0x1c0 [i915]
intel_atomic_commit_tail+0x1349/0x1c40 [i915]
intel_atomic_commit+0x2e8/0x330 [i915]
drm_atomic_commit+0xaf/0xf0
drm_atomic_helper_set_config+0x82/0xd0
drm_mode_setcrtc+0x407/0xa10
drm_ioctl_kernel+0xb3/0x120
drm_ioctl+0x2d4/0x5a0
__x64_sys_ioctl+0xa5/0x100
x64_sys_call+0x1144/0x26a0
do_syscall_64+0x93/0xd60
entry_SYSCALL_64_after_hwframe+0x76/0x7e
ref_tracker: intel_runtime_pm@ffff888157cc9818 has 4/5 users at
track_intel_runtime_pm_wakeref+0x90/0xb0 [i915]
__intel_runtime_pm_get+0x64/0x220 [i915]
i915_display_rpm_get+0x1a/0x30 [i915]
intel_display_rpm_get+0x1f/0x30 [i915]
intel_display_power_get+0x22/0x70 [i915]
xelpdp_tc_phy_connect+0x48/0x100 [i915]
intel_tc_port_reset_mode+0x285/0x3c0 [i915]
__intel_tc_port_lock+0xe5/0x130 [i915]
intel_tc_port_lock+0x1a/0x30 [i915]
intel_digital_port_connected+0x33/0xa0 [i915]
intel_dp_detect+0xfe/0x7b0 [i915]
detect_connector_status+0x21/0x60
drm_helper_probe_single_connector_modes+0x4d5/0x7c0
drm_mode_getconnector+0x41d/0x580
drm_ioctl_kernel+0xb3/0x120
drm_ioctl+0x2d4/0x5a0
Starting subtest: basic-pci-d3-state
Subtest basic-pci-d3-state: SUCCESS (1.185s)
|
| Err |
Starting subtest: basic-pci-d3-state Subtest basic-pci-d3-state: SUCCESS (1.185s) |
| Dmesg |
<6> [107.083802] [IGT] kms_pm_rpm: executing
<7> [107.086136] i915 0000:00:02.0: [drm:i915_gem_open [i915]]
<7> [107.092282] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:266:DP-1]
<7> [107.092289] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:266:DP-1]
<7> [107.096590] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:266:DP-1] disconnected
<7> [107.096881] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:280:DP-2]
<7> [107.096885] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:280:DP-2]
<7> [107.097296] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:280:DP-2] disconnected
<7> [107.097575] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:289:DP-3]
<7> [107.097579] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:289:DP-3]
<7> [107.097940] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:289:DP-3] disconnected
<7> [107.098221] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:298:DP-4]
<7> [107.098224] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:298:DP-4]
<7> [107.098583] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:298:DP-4] disconnected
<7> [107.098856] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:307:DP-5]
<7> [107.098859] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:307:DP-5]
<7> [107.099219] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:307:DP-5] disconnected
<7> [107.099550] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:266:DP-1]
<7> [107.099553] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:266:DP-1]
<7> [107.103726] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:266:DP-1] disconnected
<7> [107.103737] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:280:DP-2]
<7> [107.103739] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:280:DP-2]
<7> [107.104189] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:280:DP-2] disconnected
<7> [107.104198] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:289:DP-3]
<7> [107.104201] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:289:DP-3]
<7> [107.104604] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:289:DP-3] disconnected
<7> [107.104613] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:298:DP-4]
<7> [107.104615] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:298:DP-4]
<7> [107.105032] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:298:DP-4] disconnected
<7> [107.105041] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:307:DP-5]
<7> [107.105043] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:307:DP-5]
<7> [107.105469] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:307:DP-5] disconnected
<7> [107.105486] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:266:DP-1]
<7> [107.105488] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:266:DP-1]
<7> [107.109698] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:266:DP-1] disconnected
<7> [107.109742] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:280:DP-2]
<7> [107.109744] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:280:DP-2]
<7> [107.110144] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:280:DP-2] disconnected
<7> [107.110184] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:289:DP-3]
<7> [107.110187] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:289:DP-3]
<7> [107.110546] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:289:DP-3] disconnected
<7> [107.110586] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:298:DP-4]
<7> [107.110588] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:298:DP-4]
<7> [107.110991] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:298:DP-4] disconnected
<7> [107.111028] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:307:DP-5]
<7> [107.111030] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:307:DP-5]
<7> [107.111413] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:307:DP-5] disconnected
<7> [108.115295] i915 0000:00:02.0: [drm:drm_mode_setcrtc] [CRTC:89:pipe A]
<7> [108.115630] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling DC_off
<7> [108.115991] i915 0000:00:02.0: [drm:gen9_set_dc_state.part.0 [i915]] Setting DC state from 02 to 00
<7> [108.116566] i915 0000:00:02.0: [drm:drm_mode_setcrtc] [CRTC:147:pipe B]
<7> [108.116705] i915 0000:00:02.0: [drm:drm_mode_setcrtc] [CRTC:205:pipe C]
<7> [108.116804] i915 0000:00:02.0: [drm:drm_mode_setcrtc] [CRTC:263:pipe D]
<7> [108.135233] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling DC_off
<7> [108.135813] i915 0000:00:02.0: [drm:skl_enable_dc6 [i915]] Enabling DC6
<7> [108.136246] i915 0000:00:02.0: [drm:gen9_set_dc_state.part.0 [i915]] Setting DC state from 00 to 02
<7> [108.147170] i915 0000:00:02.0: [drm:intel_tc_port_reset_mode [i915]] Port G/TC#4: TC port mode reset (tbt-alt -> disconnected) pin assignment: - max lanes: 4
<7> [108.147346] i915 0000:00:02.0: [drm:intel_tc_port_reset_mode [i915]] Port E/TC#2: TC port mode reset (tbt-alt -> disconnected) pin assignment: - max lanes: 4
<7> [108.147257] i915 0000:00:02.0: [drm:intel_tc_port_reset_mode [i915]] Port F/TC#3: TC port mode reset (tbt-alt -> disconnected) pin assignment: - max lanes: 4
<7> [108.147421] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling always-on
<7> [108.147931] i915 0000:00:02.0: [drm:intel_tc_port_reset_mode [i915]] Port D/TC#1: TC port mode reset (tbt-alt -> disconnected) pin assignment: - max lanes: 4
<7> [108.148111] i915 0000:00:02.0: [drm:intel_runtime_suspend [i915]] Suspending device
<7> [108.149427] i915 0000:00:02.0: [drm:intel_uc_runtime_suspend [i915]] GT0: GUC: communication disabled
<7> [108.149657] i915 0000:00:02.0: [drm:intel_uc_runtime_suspend [i915]] GT1: GUC: communication disabled
<7> [108.150282] i915 0000:00:02.0: [drm:gen9_set_dc_state.part.0 [i915]] Setting DC state from 02 to 00
<7> [108.150856] i915 0000:00:02.0: [drm:gen9_dbuf_slices_update [i915]] Updating dbuf slices to 0x0
<7> [108.151208] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling PW_1
<7> [108.151407] i915 0000:00:02.0: [drm:bxt_enable_dc9 [i915]] Enabling DC9
<7> [108.151553] i915 0000:00:02.0: [drm:gen9_set_dc_state.part.0 [i915]] Setting DC state from 00 to 08
<7> [108.151764] i915 0000:00:02.0: [drm:intel_runtime_suspend [i915]] Device suspended
<6> [108.218699] [IGT] kms_pm_rpm: starting subtest basic-pci-d3-state
<7> [108.233503] i915 0000:00:02.0: [drm:drm_mode_setcrtc] [CRTC:89:pipe A]
<7> [108.245227] i915 0000:00:02.0: [drm:intel_runtime_resume [i915]] Resuming device
<7> [108.245399] i915 0000:00:02.0: [drm:bxt_disable_dc9 [i915]] Disabling DC9
<7> [108.245567] i915 0000:00:02.0: [drm:gen9_set_dc_state.part.0 [i915]] Setting DC state from 08 to 00
<7> [108.245770] i915 0000:00:02.0: [drm:gen9_set_dc_state.part.0 [i915]] Setting DC state from 00 to 00
<7> [108.245970] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling PW_1
<7> [108.246184] i915 0000:00:02.0: [drm:intel_cdclk_init_hw [i915]] Current CDCLK 19200 kHz, VCO 0 kHz, ref 38400 kHz, bypass 19200 kHz, voltage level 0
<7> [108.246329] i915 0000:00:02.0: [drm:intel_cdclk_init_hw [i915]] Sanitizing cdclk programmed by pre-os
<7> [108.246597] i915 0000:00:02.0: [drm:gen9_dbuf_slices_update [i915]] Updating dbuf slices to 0x1
<7> [108.246834] i915 0000:00:02.0: [drm:icl_display_core_init [i915]] Unknown memory configuration; disabling address buddy logic.
<7> [108.256142] i915 0000:00:02.0: [drm:skl_enable_dc6 [i915]] Enabling DC6
<7> [108.256285] i915 0000:00:02.0: [drm:gen9_set_dc_state.part.0 [i915]] Setting DC state from 00 to 02
<7> [108.258852] i915 0000:00:02.0: [drm:guc_enable_communication [i915]] GT0: GUC: communication enabled
<7> [108.260462] i915 0000:00:02.0: [drm:guc_enable_communication [i915]] GT1: GUC: communication enabled
<7> [108.261651] i915 0000:00:02.0: [drm:intel_runtime_resume [i915]] Device resumed
<7> [108.261818] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling always-on
<7> [108.261974] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling DC_off
<7> [108.262284] i915 0000:00:02.0: [drm:gen9_set_dc_state.part.0 [i915]] Setting DC state from 02 to 00
<7> [108.262628] i915 0000:00:02.0: [drm:drm_mode_setcrtc] [CRTC:147:pipe B]
<7> [108.262722] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:266:DP-1]
<7> [108.262821] i915 0000:00:02.0: [drm:drm_mode_setcrtc] [CRTC:205:pipe C]
<7> [108.266966] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:280:DP-2]
<7> [108.267193] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling DC_off
<7> [108.267419] i915 0000:00:02.0: [drm:skl_enable_dc6 [i915]] Enabling DC6
<7> [108.267565] i915 0000:00:02.0: [drm:gen9_set_dc_state.part.0 [i915]] Setting DC state from 00 to 02
<7> [108.267855] i915 0000:00:02.0: [drm:intel_tc_port_reset_mode [i915]] Port D/TC#1: TC port mode reset (disconnected -> tbt-alt) pin assignment: - max lanes: 4
<7> [108.268192] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling DC_off
<7> [108.268541] i915 0000:00:02.0: [drm:gen9_set_dc_state.part.0 [i915]] Setting DC state from 02 to 00
<7> [108.268804] i915 0000:00:02.0: [drm:drm_mode_setcrtc] [CRTC:263:pipe D]
<7> [108.268777] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:289:DP-3]
<7> [108.268980] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling DC_off
<7> [108.269154] i915 0000:00:02.0: [drm:skl_enable_dc6 [i915]] Enabling DC6
<7> [108.269295] i915 0000:00:02.0: [drm:gen9_set_dc_state.part.0 [i915]] Setting DC state from 00 to 02
<7> [108.269573] i915 0000:00:02.0: [drm:intel_tc_port_reset_mode [i915]] Port E/TC#2: TC port mode reset (disconnected -> tbt-alt) pin assignment: - max lanes: 4
<7> [108.269826] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:298:DP-4]
<7> [108.270116] i915 0000:00:02.0: [drm:intel_tc_port_reset_mode [i915]] Port F/TC#3: TC port mode reset (disconnected -> tbt-alt) pin assignment: - max lanes: 4
<7> [108.270589] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:307:DP-5]
<7> [108.270858] i915 0000:00:02.0: [drm:intel_tc_port_reset_mode [i915]] Port G/TC#4: TC port mode reset (disconnected -> tbt-alt) pin assignment: - max lanes: 4
<7> [108.271242] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling DC_off
<7> [108.271561] i915 0000:00:02.0: [drm:gen9_set_dc_state.part.0 [i915]] Setting DC state from 02 to 00
<7> [108.289176] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling DC_off
<7> [108.289372] i915 0000:00:02.0: [drm:skl_enable_dc6 [i915]] Enabling DC6
<7> [108.289524] i915 0000:00:02.0: [drm:gen9_set_dc_state.part.0 [i915]] Setting DC state from 00 to 02
<7> [109.298234] i915 0000:00:02.0: [drm:intel_tc_port_reset_mode [i915]] Port G/TC#4: TC port mode reset (tbt-alt -> disconnected) pin assignment: - max lanes: 4
<7> [109.298320] i915 0000:00:02.0: [drm:intel_tc_port_reset_mode [i915]] Port F/TC#3: TC port mode reset (tbt-alt -> disconnected) pin assignment: - max lanes: 4
<7> [109.298447] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling always-on
<7> [109.298400] i915 0000:00:02.0: [drm:intel_tc_port_reset_mode [i915]] Port E/TC#2: TC port mode reset (tbt-alt -> disconnected) pin assignment: - max lanes: 4
<7> [109.298634] i915 0000:00:02.0: [drm:intel_tc_port_reset_mode [i915]] Port D/TC#1: TC port mode reset (tbt-alt -> disconnected) pin assignment: - max lanes: 4
<7> [109.298787] i915 0000:00:02.0: [drm:intel_runtime_suspend [i915]] Suspending device
<7> [109.299954] i915 0000:00:02.0: [drm:intel_uc_runtime_suspend [i915]] GT0: GUC: communication disabled
<7> [109.300383] i915 0000:00:02.0: [drm:intel_uc_runtime_suspend [i915]] GT1: GUC: communication disabled
<7> [109.301095] i915 0000:00:02.0: [drm:gen9_set_dc_state.part.0 [i915]] Setting DC state from 02 to 00
<7> [109.301788] i915 0000:00:02.0: [drm:gen9_dbuf_slices_update [i915]] Updating dbuf slices to 0x0
<7> [109.313201] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling PW_1
<7> [109.313427] i915 0000:00:02.0: [drm:bxt_enable_dc9 [i915]] Enabling DC9
<7> [109.313582] i915 0000:00:02.0: [drm:gen9_set_dc_state.part.0 [i915]] Setting DC state from 00 to 08
<7> [109.313780] i915 0000:00:02.0: [drm:intel_runtime_suspend [i915]] Device suspended
<7> [109.386187] i915 0000:00:02.0: [drm:intel_runtime_resume [i915]] Resuming device
<7> [109.386315] i915 0000:00:02.0: [drm:bxt_disable_dc9 [i915]] Disabling DC9
<7> [109.386483] i915 0000:00:02.0: [drm:gen9_set_dc_state.part.0 [i915]] Setting DC state from 08 to 00
<7> [109.386684] i915 0000:00:02.0: [drm:gen9_set_dc_state.part.0 [i915]] Setting DC state from 00 to 00
<7> [109.386883] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling PW_1
<7> [109.387140] i915 0000:00:02.0: [drm:intel_cdclk_init_hw [i915]] Current CDCLK 19200 kHz, VCO 0 kHz, ref 38400 kHz, bypass 19200 kHz, voltage level 0
<7> [109.387292] i915 0000:00:02.0: [drm:intel_cdclk_init_hw [i915]] Sanitizing cdclk programmed by pre-os
<7> [109.387553] i915 0000:00:02.0: [drm:gen9_dbuf_slices_update [i915]] Updating dbuf slices to 0x1
<7> [109.387785] i915 0000:00:02.0: [drm:icl_display_core_init [i915]] Unknown memory configuration; disabling address buddy logic.
<7> [109.397023] i915 0000:00:02.0: [drm:skl_enable_dc6 [i915]] Enabling DC6
<7> [109.397167] i915 0000:00:02.0: [drm:gen9_set_dc_state.part.0 [i915]] Setting DC state from 00 to 02
<7> [109.399705] i915 0000:00:02.0: [drm:guc_enable_communication [i915]] GT0: GUC: communication enabled
<7> [109.401088] i915 0000:00:02.0: [drm:guc_enable_communication [i915]] GT1: GUC: communication enabled
<7> [109.402158] i915 0000:00:02.0: [drm:intel_runtime_resume [i915]] Device resumed
<7> [109.402327] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling always-on
<7> [109.403044] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:266:DP-1]
<6> [109.404063] [IGT] kms_pm_rpm: finished subtest basic-pci-d3-state, SUCCESS
<7> [109.405599] i915 0000:00:02.0: [drm:drm_client_dev_restore] fbdev: ret=0
<6> [109.405652] [IGT] kms_pm_rpm: exiting, ret=0
<7> [109.407294] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:280:DP-2]
<7> [109.407643] i915 0000:00:02.0: [drm:intel_tc_port_reset_mode [i915]] Port D/TC#1: TC port mode reset (disconnected -> tbt-alt) pin assignment: - max lanes: 4
<7> [109.407898] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:289:DP-3]
<7> [109.408202] i915 0000:00:02.0: [drm:intel_tc_port_reset_mode [i915]] Port E/TC#2: TC port mode reset (disconnected -> tbt-alt) pin assignment: - max lanes: 4
<7> [109.408438] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:298:DP-4]
<7> [109.408708] i915 0000:00:02.0: [drm:intel_tc_port_reset_mode [i915]] Port F/TC#3: TC port mode reset (disconnected -> tbt-alt) pin assignment: - max lanes: 4
<7> [109.408951] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:307:DP-5]
<7> [109.409224] i915 0000:00:02.0: [drm:intel_tc_port_reset_mode [i915]] Port G/TC#4: TC port mode reset (disconnected -> tbt-alt) pin assignment: - max lanes: 4
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