Created attachment 136499 [details]
Kern_log_FF_CFL

We're getting a lot failed tests with the "connector 49/eDP-1 has no modes" message. It seems the same issue as bug 103369, though in this case only happens to our CFL.

We're having this ones:

igt@kms_cursor_legacy@basic-busy-flip-before-cursor-atomic
igt@kms_cursor_legacy@basic-busy-flip-before-cursor-legacy
igt@kms_cursor_legacy@basic-flip-after-cursor-atomic
igt@kms_cursor_legacy@basic-flip-after-cursor-legacy
igt@kms_cursor_legacy@basic-flip-after-cursor-varying-size
igt@kms_cursor_legacy@basic-flip-before-cursor-atomic
igt@kms_cursor_legacy@basic-flip-before-cursor-legacy
igt@kms_cursor_legacy@basic-flip-before-cursor-varying-size
igt@kms_pipe_crc_basic@hang-read-crc-pipe-a
igt@kms_pipe_crc_basic@hang-read-crc-pipe-b
igt@kms_pipe_crc_basic@nonblocking-crc-pipe-a
igt@kms_pipe_crc_basic@nonblocking-crc-pipe-a-frame-sequence
igt@kms_pipe_crc_basic@nonblocking-crc-pipe-b
igt@kms_pipe_crc_basic@nonblocking-crc-pipe-b-frame-sequence
igt@kms_pipe_crc_basic@nonblocking-crc-pipe-c
igt@kms_pipe_crc_basic@nonblocking-crc-pipe-c-frame-sequence
igt@kms_pipe_crc_basic@read-crc-pipe-a
igt@kms_pipe_crc_basic@read-crc-pipe-a-frame-sequence
igt@kms_pipe_crc_basic@read-crc-pipe-b
igt@kms_pipe_crc_basic@read-crc-pipe-b-frame-sequence
igt@kms_pipe_crc_basic@read-crc-pipe-c
igt@kms_pipe_crc_basic@read-crc-pipe-c-frame-sequence
igt@kms_pipe_crc_basic@suspend-read-crc-pipe-a
igt@kms_pipe_crc_basic@suspend-read-crc-pipe-b
igt@kms_pipe_crc_basic@suspend-read-crc-pipe-c
igt@pm_backlight@basic-brightness

With the output:

IGT-Version: 1.20-g4cd4cc4 (x86_64) (Linux: 4.15.0-rc5-drm-intel-qa-ww52-commit-8cb9e98+ x86_64)
Test requirement not met in function __real_main1349, file kms_cursor_legacy.c:1369:
Test requirement: !(n >= display.n_pipes)
Stack trace:
  #0 [__igt_fail_assert+0x101]
  #1 [kmstest_dumb_create+0x103]
  #2 [<unknown>+0x103]
Subtest basic-busy-flip-before-cursor-atomic: FAIL (0.001s)
Stderr	
(kms_cursor_legacy:733) igt-kms-WARNING: connector 49/eDP-1 has no modes
(kms_cursor_legacy:733) igt-kms-WARNING: connector 49/eDP-1 has no modes
(kms_cursor_legacy:733) igt-kms-CRITICAL: Test assertion failure function kmstest_dumb_create, file igt_kms.c:607:
(kms_cursor_legacy:733) igt-kms-CRITICAL: Failed assertion: igt_ioctl((fd), ((((2U|1U) << (((0+8)+8)+14)) | ((('d')) << (0+8)) | (((0xB2)) << 0) | ((((sizeof(struct drm_mode_create_dumb)))) << ((0+8)+8)))), (&create)) == 0
(kms_cursor_legacy:733) igt-kms-CRITICAL: Last errno: 22, Invalid argument
(kms_cursor_legacy:733) igt-kms-CRITICAL: error: -1 != 0
Subtest basic-busy-flip-before-cursor-atomic failed.
**** DEBUG ****
(kms_cursor_legacy:733) drmtest-DEBUG: Test requirement passed: is_i915_device(fd) && has_known_intel_chipset(fd)
(kms_cursor_legacy:733) ioctl-wrappers-DEBUG: Test requirement passed: err == 0
(kms_cursor_legacy:733) DEBUG: Test requirement passed: found
(kms_cursor_legacy:733) DEBUG: Test requirement passed: display->is_atomic
(kms_cursor_legacy:733) igt-kms-DEBUG: display: eDP-1: set_pipe(A)
(kms_cursor_legacy:733) igt-kms-WARNING: connector 49/eDP-1 has no modes
(kms_cursor_legacy:733) igt-kms-DEBUG: display: eDP-1: Selecting pipe A
(kms_cursor_legacy:733) igt-fb-DEBUG: igt_create_fb_with_bo_size(width=0, height=0, format=0x34325258, tiling=0x0, size=0)
(kms_cursor_legacy:733) igt-kms-CRITICAL: Test assertion failure function kmstest_dumb_create, file igt_kms.c:607:
(kms_cursor_legacy:733) igt-kms-CRITICAL: Failed assertion: igt_ioctl((fd), ((((2U|1U) << (((0+8)+8)+14)) | ((('d')) << (0+8)) | (((0xB2)) << 0) | ((((sizeof(struct drm_mode_create_dumb)))) << ((0+8)+8)))), (&create)) == 0
(kms_cursor_legacy:733) igt-kms-CRITICAL: Last errno: 22, Invalid argument
(kms_cursor_legacy:733) igt-kms-CRITICAL: error: -1 != 0
(kms_cursor_legacy:733) igt-core-INFO: Stack trace:
(kms_cursor_legacy:733) igt-core-INFO:   #0 [__igt_fail_assert+0x101]
(kms_cursor_legacy:733) igt-core-INFO:   #1 [kmstest_dumb_create+0x103]
(kms_cursor_legacy:733) igt-core-INFO:   #2 [<unknown>+0x103]
****  END  ****