drm-ci: vkms: kms_vblank at ts-continuation-dpms-suspend flake

Vignesh Raman vignesh.raman at collabora.com
Thu Mar 13 11:08:05 UTC 2025 

Hi Maintainers,

There are some flake test reported for vkms driver testing in drm-ci.

# Board Name: vkms
# Failure Rate: 100
# IGT Version: 1.30-g04bedb923
# Linux Version: 6.14.0-rc4
kms_vblank at ts-continuation-dpms-suspend

DEBUG - Begin test kms_vblank at ts-continuation-dpms-suspend
[  199.805202] PM: Some devices failed to suspend, or early wake event 
detected
ERROR - Igt error: (kms_vblank:543) igt_core-WARNING: [cmd] rtcwake: 
write error
ERROR - Igt error: (kms_vblank:543) igt_aux-WARNING: rtcwake failed with 1
ERROR - Igt error: Check dmesg for further details.
ERROR - Igt error: (kms_vblank:543) igt_aux-CRITICAL: Test assertion 
failure function suspend_via_rtcwake, file ../lib/igt_aux.c:828:
ERROR - Igt error: (kms_vblank:543) igt_aux-CRITICAL: Failed assertion: 
ret == 0
ERROR - Igt error: (kms_vblank:543) igt_aux-CRITICAL: error: 1 != 0
ERROR - Igt error: Dynamic subtest pipe-A-Virtual-17 failed.
ERROR - Igt error: **** DEBUG ****
ERROR - Igt error: (kms_vblank:543) igt_kms-DEBUG: display: Virtual-17: 
set_pipe(A)
ERROR - Igt error: (kms_vblank:543) igt_kms-DEBUG: display: Virtual-17: 
Selecting pipe A
ERROR - Igt error: (kms_vblank:543) igt_fb-DEBUG: 
igt_create_fb_with_bo_size(width=1024, height=768, 
format=XR24(0x34325258), modifier=0x0, size=0)
ERROR - Igt error: (kms_vblank:543) igt_fb-DEBUG: 
igt_create_fb_with_bo_size(handle=1, pitch=4096)
ERROR - Igt error: (kms_vblank:543) ioctl_wrappers-DEBUG: Test 
requirement passed: igt_has_fb_modifiers(fd)
ERROR - Igt error: (kms_vblank:543) igt_kms-DEBUG: Test requirement 
passed: plane_idx >= 0 && plane_idx < pipe->n_planes
ERROR - Igt error: (kms_vblank:543) igt_kms-DEBUG: display: A.0: 
plane_set_fb(50)
ERROR - Igt error: (kms_vblank:543) igt_kms-DEBUG: display: A.0: 
plane_set_size (1024x768)
ERROR - Igt error: (kms_vblank:543) igt_kms-DEBUG: display: A.0: 
fb_set_position(0,0)
ERROR - Igt error: (kms_vblank:543) igt_kms-DEBUG: display: A.0: 
fb_set_size(1024x768)
ERROR - Igt error: (kms_vblank:543) igt_kms-DEBUG: display: commit {
ERROR - Igt error: (kms_vblank:543) igt_kms-DEBUG: Test requirement 
passed: plane_idx >= 0 && plane_idx < pipe->n_planes
ERROR - Igt error: (kms_vblank:543) igt_kms-DEBUG: display:     Fixing 
up initial rotation pipe A, plane 0
ERROR - Igt error: (kms_vblank:543) igt_kms-DEBUG: display: 
Virtual-17: SetCrtc pipe A, fb 50, src (0, 0), mode 1024x768
ERROR - Igt error: (kms_vblank:543) igt_kms-DEBUG: Test requirement 
passed: plane_idx >= 0 && plane_idx < pipe->n_planes
ERROR - Igt error: (kms_vblank:543) igt_kms-DEBUG: display:     Fixing 
up initial rotation pipe A, plane 1
ERROR - Igt error: (kms_vblank:543) igt_kms-DEBUG: display: 
SetCursor pipe A, disabling
ERROR - Igt error: (kms_vblank:543) igt_kms-DEBUG: display: 
MoveCursor pipe A, (0, 0)
ERROR - Igt error: (kms_vblank:543) igt_kms-DEBUG: display: }
ERROR - Igt error: (kms_vblank:543) igt_kms-DEBUG: display: commit {
ERROR - Igt error: (kms_vblank:543) igt_kms-DEBUG: Test requirement 
passed: plane_idx >= 0 && plane_idx < pipe->n_planes
ERROR - Igt error: (kms_vblank:543) igt_kms-DEBUG: Test requirement 
passed: plane_idx >= 0 && plane_idx < pipe->n_planes
ERROR - Igt error: (kms_vblank:543) igt_kms-DEBUG: display: }
ERROR - Igt error: (kms_vblank:543) igt_aux-DEBUG: Test requirement 
passed: (power_dir = open("/sys/power", O_RDONLY)) >= 0
ERROR - Igt error: (kms_vblank:543) igt_aux-DEBUG: Test requirement 
passed: is_state_supported(power_dir, state)
ERROR - Igt error: (kms_vblank:543) igt_aux-DEBUG: Test requirement 
passed: test == SUSPEND_TEST_NONE || faccessat(power_dir, "pm_test", 
R_OK | W_OK, 0) == 0
ERROR - Igt error: (kms_vblank:543) igt_aux-DEBUG: Test requirement 
passed: !(state == SUSPEND_STATE_DISK && !igt_get_total_swap_mb())
ERROR - Igt error: (kms_vblank:543) igt_aux-DEBUG: Test requirement 
passed: ret == 0
ERROR - Igt error: (kms_vblank:543) igt_core-INFO: [cmd] rtcwake: 
assuming RTC uses UTC ...
ERROR - Igt error: rtcwake: wakeup from "mem" using /dev/rtc0 at Fri Mar 
  7 11:33:18 2025
ERROR - Igt error: (kms_vblank:543) igt_core-WARNING: [cmd] rtcwake: 
write error
ERROR - Igt error: (kms_vblank:543) igt_aux-WARNING: rtcwake failed with 1
ERROR - Igt error: Check dmesg for further details.
ERROR - Igt error: (kms_vblank:543) igt_aux-DEBUG: suspend_stats:
ERROR - Igt error: success: 2
ERROR - Igt error: fail: 2
ERROR - Igt error: failed_freeze: 0
ERROR - Igt error: failed_prepare: 0
ERROR - Igt error: failed_suspend: 2
ERROR - Igt error: failed_suspend_late: 0
ERROR - Igt error: failed_suspend_noirq: 0
ERROR - Igt error: failed_resume_noirq: 0
ERROR - Igt error: failed_resume_early: 0
ERROR - Igt error: failed_resume: 0
ERROR - Igt error: failures:
ERROR - Igt error:   last_failed_dev:	
ERROR - Igt error: 			
ERROR - Igt error:   last_failed_errno:	-16
ERROR - Igt error: 			-16
ERROR - Igt error:   last_failed_step:	suspend
ERROR - Igt error: 			suspend
ERROR - Igt error: (kms_vblank:543) igt_aux-CRITICAL: Test assertion 
failure function suspend_via_rtcwake, file ../lib/igt_aux.c:828:
ERROR - Igt error: (kms_vblank:543) igt_aux-CRITICAL: Failed assertion: 
ret == 0
ERROR - Igt error: (kms_vblank:543) igt_aux-CRITICAL: error: 1 != 0
ERROR - Igt error: (kms_vblank:543) igt_core-INFO: Stack trace:
ERROR - Igt error: (kms_vblank:543) igt_core-INFO:   #0 
../lib/igt_core.c:2055 __igt_fail_assert()
ERROR - Igt error: (kms_vblank:543) igt_core-INFO:   #1 
../lib/igt_aux.c:744 igt_system_suspend_autoresume()
ERROR - Igt error: (kms_vblank:543) igt_core-INFO:   #2 
../tests/kms_vblank.c:445 vblank_ts_cont()
ERROR - Igt error: (kms_vblank:543) igt_core-INFO:   #3 
/usr/include/x86_64-linux-gnu/bits/unistd.h:38 run_test()
ERROR - Igt error: (kms_vblank:543) igt_core-INFO:   #4 
../tests/kms_vblank.c:528 run_subtests()
ERROR - Igt error: (kms_vblank:543) igt_core-INFO:   #5 
../tests/kms_vblank.c:675 __igt_unique____real_main626()
ERROR - Igt error: (kms_vblank:543) igt_core-INFO:   #6 
../tests/kms_vblank.c:626 main()
ERROR - Igt error: (kms_vblank:543) igt_core-INFO:   #7 
[__libc_init_first+0x8a]
ERROR - Igt error: (kms_vblank:543) igt_core-INFO:   #8 
[__libc_start_main+0x85]
ERROR - Igt error: (kms_vblank:543) igt_core-INFO:   #9 [_start+0x21]
ERROR - Igt error: ****  END  ****
ERROR - Test kms_vblank at ts-continuation-dpms-suspend: Fail: See 
"/builds/vigneshraman/linux/results/igt.kms_vblank at ts-continuation-dpms-suspend.log"
DEBUG - End test kms_vblank at ts-continuation-dpms-suspend

Pipeline: https://gitlab.freedesktop.org/vigneshraman/linux/-/jobs/72473690

Please could you have a look at these test results and let us know if 
you need more information. Thank you.

Regards,
Vignesh

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