[Bug 89127] New: [SKL]igt/kms_flip fails and causes drivers/gpu/drm/i915/intel_display.c:3612 intel_crtc_wait_for_pending_flips+0xec/0x1ad [i915]()

bugzilla-daemon at freedesktop.org bugzilla-daemon at freedesktop.org
Thu Feb 12 21:38:20 PST 2015 

https://bugs.freedesktop.org/show_bug.cgi?id=89127

            Bug ID: 89127
           Summary: [SKL]igt/kms_flip fails and causes
                    drivers/gpu/drm/i915/intel_display.c:3612
                    intel_crtc_wait_for_pending_flips+0xec/0x1ad [i915]()
           Product: DRI
           Version: unspecified
          Hardware: All
                OS: Linux (All)
            Status: NEW
          Severity: normal
          Priority: medium
         Component: DRM/Intel
          Assignee: intel-gfx-bugs at lists.freedesktop.org
          Reporter: huax.lu at intel.com
        QA Contact: intel-gfx-bugs at lists.freedesktop.org
                CC: intel-gfx-bugs at lists.freedesktop.org

Created attachment 113446
  --> https://bugs.freedesktop.org/attachment.cgi?id=113446&action=edit
dmesg

==kernel==
--------------------------
drm-intel-nightly/b4442ee4e150506cebeee72249efc566c5f14bbe
commit b4442ee4e150506cebeee72249efc566c5f14bbe
Author: Daniel Vetter <daniel.vetter at ffwll.ch>
Date:   Fri Feb 6 10:25:31 2015 +0100

    drm-intel-nightly: 2015y-02m-06d-09h-25m-00s UTC integration manifest

==Bug detailed description==
-----------------------------
kms_flip fails and causes WARNING: CPU: 0 PID: 5242 at
drivers/gpu/drm/i915/intel_display.c:3612
intel_crtc_wait_for_pending_flips+0xec/0x1ad [i915]()

run ./kms_flip --run-subtest absolute-wf_vblank output:
IGT-Version: 1.9-g9846e7f (x86_64) (Linux:
3.19.0-rc7_drm-intel-nightly_b4442e_20150208+ x86_64)
Using monotonic timestamps
Beginning absolute-wf_vblank on crtc 20, connector 34
  3200x1800 60 3200 3248 3280 3316 1800 1802 1807 1816 0xa 0x48 361310
............................................................
absolute-wf_vblank on crtc 20, connector 34: PASSED

Beginning absolute-wf_vblank on crtc 25, connector 34
  3200x1800 60 3200 3248 3280 3316 1800 1802 1807 1816 0xa 0x48 361310
(kms_flip:5242) CRITICAL: Test assertion failure function wait_for_events, file
kms_flip.c:1258:
(kms_flip:5242) CRITICAL: Failed assertion: ret > 0
(kms_flip:5242) CRITICAL: select timed out or error (ret 0)
Subtest absolute-wf_vblank: FAIL (14.777s)

real    1m16.251s
user    0m0.340s
sys     0m0.196s

dmesg:
[  135.062622] WARNING: CPU: 0 PID: 5242 at
drivers/gpu/drm/i915/intel_display.c:3612
intel_crtc_wait_for_pending_flips+0xec/0x1ad [i915]()
[  135.062625] WARN_ON(wait_event_timeout(dev_priv->pending_flip_queue,
!intel_crtc_has_pending_flip(crtc), 60*HZ) == 0)
[  135.062670] Modules linked in: dm_mod snd_hda_codec_realtek
snd_hda_codec_generic ppdev snd_hda_intel snd_hda_controller pcspkr
snd_hda_codec snd_hwdep snd_pcm snd_timer i2c_i801 snd soundcore wmi battery
parport_pc parport ac acpi_cpufreq i915 button video drm_kms_helper drm
cfbfillrect cfbimgblt cfbcopyarea
[  135.062675] CPU: 0 PID: 5242 Comm: kms_flip Not tainted
3.19.0-rc7_drm-intel-nightly_b4442e_20150208+ #198
[  135.062677] Hardware name: Intel Corporation Skylake Client platform/Skylake
Y LPDDR3 RVP3, BIOS SKLSE2R1.86C.B069.R00.1501192136 01/19/2015
[  135.062681]  0000000000000000 0000000000000009 ffffffff8179a69b
ffff880143f3f8e8
[  135.062683]  ffffffff8103bdec ffffffff833b3a80 ffffffffa00d7244
ffffffff833b3a80
[  135.062686]  ffff880144282000 0000000000000000 ffff8801440b9800
ffff880004ed0000
[  135.062687] Call Trace:
[  135.062695]  [<ffffffff8179a69b>] ? dump_stack+0x40/0x50
[  135.062702]  [<ffffffff8103bdec>] ? warn_slowpath_common+0x98/0xb0
[  135.062725]  [<ffffffffa00d7244>] ?
intel_crtc_wait_for_pending_flips+0xec/0x1ad [i915]
[  135.062729]  [<ffffffff8103be9c>] ? warn_slowpath_fmt+0x45/0x4a
[  135.062736]  [<ffffffff81064f7a>] ? prepare_to_wait_event+0xb0/0xec
[  135.062755]  [<ffffffffa00d7244>] ?
intel_crtc_wait_for_pending_flips+0xec/0x1ad [i915]
[  135.062760]  [<ffffffff81065284>] ? add_wait_queue+0x3c/0x3c
[  135.062778]  [<ffffffffa00d73f9>] ? intel_begin_crtc_commit+0xf4/0x15e
[i915]
[  135.062786]  [<ffffffffa0062a72>] ?
drm_atomic_helper_commit_planes+0x4b/0x149 [drm_kms_helper]
[  135.062808]  [<ffffffffa00ee7fd>] ? intel_atomic_commit+0xa3/0xc9 [i915]
[  135.062815]  [<ffffffffa006328a>] ?
drm_atomic_helper_plane_set_property+0x62/0x9c [drm_kms_helper]
[  135.062880]  [<ffffffffa001723f>] ? drm_mode_plane_set_obj_prop+0x22/0x48
[drm]
[  135.062886]  [<ffffffffa006528f>] ? restore_fbdev_mode+0x55/0xc3
[drm_kms_helper]
[  135.062892]  [<ffffffffa00665ff>] ?
drm_fb_helper_restore_fbdev_mode_unlocked+0x1f/0x56 [drm_kms_helper]
[  135.062897]  [<ffffffffa0066664>] ? drm_fb_helper_set_par+0x2e/0x33
[drm_kms_helper]
[  135.062918]  [<ffffffffa00eb9fa>] ? intel_fb_initial_config+0x4d1/0x4d1
[i915]
[  135.062936]  [<ffffffffa00eba0b>] ? intel_fbdev_set_par+0x11/0x55 [i915]
[  135.062940]  [<ffffffff813820db>] ? fb_set_var+0x246/0x32c
[  135.062946]  [<ffffffff8134577b>] ? vsnprintf+0x70/0x3cc
[  135.062952]  [<ffffffff8110dce2>] ? kmem_cache_alloc_trace+0x2a/0x104
[  135.062958]  [<ffffffff8137a6e0>] ? fbcon_blank+0x71/0x230
[  135.062963]  [<ffffffff81112176>] ? do_dentry_open+0x1f1/0x2a6
[  135.062968]  [<ffffffff813ce94b>] ? do_unblank_screen+0xef/0x169
[  135.062972]  [<ffffffff813c6f94>] ? vt_ioctl+0x4b0/0xf7f
[  135.062977]  [<ffffffff813be628>] ? tty_ioctl+0x946/0x9b5
[  135.062981]  [<ffffffff8112069f>] ? do_filp_open+0x2b/0x6f
[  135.062986]  [<ffffffff8112241d>] ? do_vfs_ioctl+0x412/0x459
[  135.062990]  [<ffffffff81129d70>] ? __fd_install+0x15/0x43
[  135.062994]  [<ffffffff811224ad>] ? SyS_ioctl+0x49/0x78
[  135.062998]  [<ffffffff817a0092>] ? system_call_fastpath+0x12/0x17
[  135.063000] ---[ end trace 342b78d921c2a6a6 ]---
[  135.063001] ------------[ cut here ]------------
[  135.063022] WARNING: CPU: 0 PID: 5242 at
drivers/gpu/drm/i915/intel_display.c:3617
intel_crtc_wait_for_pending_flips+0x126/0x1ad [i915]()

==Reproduce steps==
---------------------------- 
1. ./kms_flip --run-subtest absolute-wf_vblank

-- 
You are receiving this mail because:
You are the QA Contact for the bug.
You are on the CC list for the bug.
You are the assignee for the bug.
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.freedesktop.org/archives/intel-gfx-bugs/attachments/20150213/df4db726/attachment.html>

More information about the intel-gfx-bugs mailing list