[Bug 91210] New: [SKL] igt/kms_flip/rcs-wf_vblank-vs-modeset-interruptible crash

bugzilla-daemon at freedesktop.org bugzilla-daemon at freedesktop.org
Fri Jul 3 05:11:02 PDT 2015 

https://bugs.freedesktop.org/show_bug.cgi?id=91210

            Bug ID: 91210
           Summary: [SKL]
                    igt/kms_flip/rcs-wf_vblank-vs-modeset-interruptible
                    crash
           Product: DRI
           Version: unspecified
          Hardware: x86-64 (AMD64)
                OS: Linux (All)
            Status: NEW
          Severity: normal
          Priority: medium
         Component: DRM/Intel
          Assignee: intel-gfx-bugs at lists.freedesktop.org
          Reporter: olivierx.berthier at intel.com
        QA Contact: intel-gfx-bugs at lists.freedesktop.org
                CC: intel-gfx-bugs at lists.freedesktop.org

Created attachment 116910
  --> https://bugs.freedesktop.org/attachment.cgi?id=116910&action=edit
Kernel.log

Regression
-----------
Tested for the firt time on this test environment

Setup:
-------
Hardware
Hardware
Platform: SKY LAKE Y A0 
CPU : Intel(R) Core(TM) m3-6Y30 CPU @ 0.8GHz 4MB (family: 6, model: 78 
stepping: 3)
MCP : SKL-Y  D1  2+2 (ou ULX-D1)
QDF : QYV3 
CPU : SKL D0
Chipset PCH: Sunrise Point LP C1       
CRB : SKY LAKE Y LPDDR3 RVP3 CRB FAB2
Reworks : All Mandatories + FBS02 & FBS03, O-06
Software 
Linux : Ubuntu 14.04 LTS 64 bits
BIOS : SKLSE2R1.R00.X085.B02.150601337
ME FW : 11.0.0.1149
Ksc (EC FW): 1.15
Kernel 4.1-0 from git://anongit.freedesktop.org/drm-intel tag
drm-intel-nightly-2015-06-27
Mesa: mesa-10.5.8 from http://cgit.freedesktop.org/mesa/mesa/
Xf86_video_intel: 2.99.917 from
http://cgit.freedesktop.org/xorg/driver/xf86-video-intel/
Libdrm: libdrm-2.4.61 from http://cgit.freedesktop.org/mesa/drm/
Cairo: 1.14.2 from http://cgit.freedesktop.org/cairo
libva: libva-1.6.0.pre1 from http://cgit.freedesktop.org/libva/
intel-driver: 1.6.0.pre1 from http://cgit.freedesktop.org/vaapi/intel-driver
xorg: 1.17.99 installed with script git_xorg.sh
Xserver: xorg-server-1.17.2 from http://cgit.freedesktop.org/xorg/xserver
Intel-gpu-tools: intel-gpu-tools-1.11 from
http://cgit.freedesktop.org/xorg/app/intel-gpu-tools/

Steps:
------
1. Launch igt with command:
<...>/scripts/run-tests.sh -t kms_flip at rcs-wf_vblank-vs-modeset-interruptible
2. The test start

Actual result:
---------------
2. DUT crash when executing kms_flip/rcs-wf_vblank-vs-modeset-interruptible

Expected result:
----------------
2. No crash

End of kern.log
----------------
Jul  2 11:44:57 SKLY6 kernel: [  448.069377] [drm:skl_disable_dc6] Disabling
DC6
Jul  2 11:44:57 SKLY6 kernel: [  448.069447] [drm:skl_set_power_well] Enabling
power well 2
Jul  2 11:44:57 SKLY6 kernel: [  448.069475] [drm:intel_display_power_get]
enabling DDI C power well
Jul  2 11:44:57 SKLY6 kernel: [  448.069481] [drm:skl_set_power_well] Enabling
DDI C power well
Jul  2 11:44:57 SKLY6 kernel: [  448.069494] [drm:intel_enable_shared_dpll]
enable DPLL 1 (active 0, on? 0) for crtc 26
Jul  2 11:44:57 SKLY6 kernel: [  448.069499] [drm:intel_enable_shared_dpll]
enabling DPLL 1
Jul  2 11:44:57 SKLY6 kernel: [  448.071733] [drm:skylake_pfit_update] for
crtc_state = ffff88016c2adc00
Jul  2 11:44:57 SKLY6 kernel: [  448.071743] [drm:skl_update_scaler_crtc]
Updating scaler for [CRTC:26] scaler_user index 1.31
Jul  2 11:44:57 SKLY6 kernel: [  448.071749] [drm:intel_atomic_setup_scalers]
crtc_state = ffff88016c2adc00 need = 0 avail = 2 scaler_users = 0x0
Jul  2 11:44:57 SKLY6 kernel: [  448.071756] [drm:skl_detach_scalers] CRTC:26
Disabled scaler id 1.0
Jul  2 11:44:57 SKLY6 kernel: [  448.071762] [drm:skl_detach_scalers] CRTC:26
Disabled scaler id 1.1
Jul  2 11:44:57 SKLY6 kernel: [  448.071978] ------------[ cut here
]------------
Jul  2 11:44:57 SKLY6 kernel: [  448.072022] WARNING: CPU: 0 PID: 3317 at
drivers/gpu/drm/i915/intel_pm.c:3390 skl_update_other_pipe_wm+0x12e/0x16e
[i915]()
Jul  2 11:44:57 SKLY6 kernel: [  448.072025] WARN_ON(!wm_changed)
Jul  2 11:44:57 SKLY6 kernel: [  448.072028] Modules linked in:
snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel
snd_hda_codec snd_hda_core snd_hwdep snd_pcm_oss snd_mixer_oss joydev snd_pcm
snd_seq_dummy asix x86_pkg_temp_thermal usbnet coretemp snd_seq_oss kvm_intel
kvm snd_seq_midi snd_rawmidi microcode snd_seq_midi_event snd_seq serio_raw
snd_seq_device snd_timer i915 snd drm_kms_helper soundcore shpchp drm wmi
battery ipv6 bnep bluetooth rfkill video parport_pc button ac acpi_cpufreq
ppdev lp parport sdhci_pci sdhci led_class mmc_core
Jul  2 11:44:57 SKLY6 kernel: [  448.072107] CPU: 0 PID: 3317 Comm:
kms_frontbuffer Tainted: G     U  W       4.1.0-nightly-ww27+ #7
Jul  2 11:44:57 SKLY6 kernel: [  448.072112] Hardware name: Intel Corporation
Skylake Client platform/Skylake Y LPDDR3 RVP3, BIOS
SKLSE2R1.R00.B088.B00.1506091425 06/09/2015
Jul  2 11:44:57 SKLY6 kernel: [  448.072115]  0000000000000009 ffff880166b6f6a8
ffffffff8188b66e 0000000000004a49
Jul  2 11:44:57 SKLY6 kernel: [  448.072123]  ffff880166b6f6f8 ffff880166b6f6e8
ffffffff810452f1 ffff880166b6f8c6
Jul  2 11:44:57 SKLY6 kernel: [  448.072130]  ffffffffa0281972 ffff880087321000
ffff88016c192000 ffff880087325000
Jul  2 11:44:57 SKLY6 kernel: [  448.072138] Call Trace:
Jul  2 11:44:57 SKLY6 kernel: [  448.072148]  [<ffffffff8188b66e>]
dump_stack+0x45/0x57
Jul  2 11:44:57 SKLY6 kernel: [  448.072155]  [<ffffffff810452f1>]
warn_slowpath_common+0xa1/0xbb
Jul  2 11:44:57 SKLY6 kernel: [  448.072187]  [<ffffffffa0281972>] ?
skl_update_other_pipe_wm+0x12e/0x16e [i915]
Jul  2 11:44:57 SKLY6 kernel: [  448.072192]  [<ffffffff81045351>]
warn_slowpath_fmt+0x46/0x48
Jul  2 11:44:57 SKLY6 kernel: [  448.072223]  [<ffffffffa0281972>]
skl_update_other_pipe_wm+0x12e/0x16e [i915]
Jul  2 11:44:57 SKLY6 kernel: [  448.072255]  [<ffffffffa0281b06>]
skl_update_wm+0x154/0x6d1 [i915]
Jul  2 11:44:57 SKLY6 kernel: [  448.072262]  [<ffffffff8109334d>] ?
vprintk_emit+0x495/0x4af
Jul  2 11:44:57 SKLY6 kernel: [  448.072295]  [<ffffffffa0282998>]
intel_update_watermarks+0x1e/0x20 [i915]
Jul  2 11:44:57 SKLY6 kernel: [  448.072349]  [<ffffffffa02daf9f>]
haswell_crtc_enable+0x544/0x935 [i915]
Jul  2 11:44:57 SKLY6 kernel: [  448.072403]  [<ffffffffa02d8e6f>]
__intel_set_mode+0x619/0x6de [i915]
Jul  2 11:44:57 SKLY6 kernel: [  448.072502]  [<ffffffffa02de9e7>]
intel_crtc_set_config+0x3fa/0x4c4 [i915]
Jul  2 11:44:57 SKLY6 kernel: [  448.072542]  [<ffffffffa01d647f>]
drm_mode_set_config_internal+0x5c/0xf7 [drm]
Jul  2 11:44:57 SKLY6 kernel: [  448.072579]  [<ffffffffa01da833>]
drm_mode_setcrtc+0x37c/0x43c [drm]
Jul  2 11:44:57 SKLY6 kernel: [  448.072605]  [<ffffffffa01cddce>]
drm_ioctl+0x36a/0x3e9 [drm]
Jul  2 11:44:57 SKLY6 kernel: [  448.072635]  [<ffffffffa01da4b7>] ?
drm_mode_setplane+0x18a/0x18a [drm]
Jul  2 11:44:57 SKLY6 kernel: [  448.072649]  [<ffffffff81163610>]
do_vfs_ioctl+0x3bb/0x47a
Jul  2 11:44:57 SKLY6 kernel: [  448.072660]  [<ffffffff8116d0ae>] ?
__fget_light+0x50/0x75
Jul  2 11:44:57 SKLY6 kernel: [  448.072669]  [<ffffffff81163722>]
SyS_ioctl+0x53/0x81
Jul  2 11:44:57 SKLY6 kernel: [  448.072680]  [<ffffffff81893697>]
system_call_fastpath+0x12/0x6f
Jul  2 11:44:57 SKLY6 kernel: [  448.072689] ---[ end trace 2516f113855667a2
]---
Jul  2 11:44:57 SKLY6 kernel: [  448.072773] [drm:skl_wm_flush_pipe] flush pipe
A (pass 1)
Jul  2 11:44:57 SKLY6 kernel: [  448.082575] [drm:skl_wm_flush_pipe] flush pipe
B (pass 3)
Jul  2 11:44:57 SKLY6 kernel: [  448.082595] [drm:intel_enable_pipe] enabling
pipe B
Jul  2 11:44:57 SKLY6 kernel: [  448.082628] [drm:intel_audio_codec_enable] ELD
on [CONNECTOR:55:HDMI-A-2], [ENCODER:50:TMDS-50]
Jul  2 11:44:57 SKLY6 kernel: [  448.082634] [drm:hsw_audio_codec_enable]
Enable audio codec on pipe B, 36 bytes ELD
Jul  2 11:44:57 SKLY6 kernel: [  448.082653]
[drm:audio_config_hdmi_pixel_clock] Configuring HDMI audio for pixel clock
148500 (0x00090000)
Jul  2 11:44:57 SKLY6 kernel: [  448.084927] [drm:intel_connector_check_state]
[CONNECTOR:35:eDP-1]
Jul  2 11:44:57 SKLY6 kernel: [  448.084954] [drm:intel_connector_check_state]
[CONNECTOR:55:HDMI-A-2]
Jul  2 11:44:57 SKLY6 kernel: [  448.084962] [drm:check_encoder_state]
[ENCODER:34:TMDS-34]
Jul  2 11:44:57 SKLY6 kernel: [  448.084969] [drm:check_encoder_state]
[ENCODER:43:TMDS-43]
Jul  2 11:44:57 SKLY6 kernel: [  448.084974] [drm:check_encoder_state]
[ENCODER:45:DP MST-45]
Jul  2 11:44:57 SKLY6 kernel: [  448.084977] [drm:check_encoder_state]
[ENCODER:46:DP MST-46]
Jul  2 11:44:57 SKLY6 kernel: [  448.084980] [drm:check_encoder_state]
[ENCODER:47:DP MST-47]
Jul  2 11:44:57 SKLY6 kernel: [  448.084983] [drm:check_encoder_state]
[ENCODER:50:TMDS-50]
Jul  2 11:44:57 SKLY6 kernel: [  448.084990] [drm:check_encoder_state]
[ENCODER:52:DP MST-52]
Jul  2 11:44:57 SKLY6 kernel: [  448.084993] [drm:check_encoder_state]
[ENCODER:53:DP MST-53]
Jul  2 11:44:57 SKLY6 kernel: [  448.084996] [drm:check_encoder_state]
[ENCODER:54:DP MST-54]
Jul  2 11:44:57 SKLY6 kernel: [  448.085000] [drm:check_crtc_state] [CRTC:21]
Jul  2 11:44:57 SKLY6 kernel: [  448.085036] [drm:check_crtc_state] [CRTC:26]
Jul  2 11:44:57 SKLY6 kernel: [  448.085072] [drm:check_crtc_state] [CRTC:31]
Jul  2 11:44:57 SKLY6 kernel: [  448.085080] [drm:check_shared_dpll_state] DPLL
1
Jul  2 11:44:57 SKLY6 kernel: [  448.085088] [drm:check_shared_dpll_state] DPLL
2
Jul  2 11:44:57 SKLY6 kernel: [  448.085094] [drm:check_shared_dpll_state] DPLL
3
Jul  2 11:44:57 SKLY6 kernel: [  448.085159] [drm:pipe_crc_set_source]
collecting CRCs for pipe A, pf
Jul  2 11:44:57 SKLY6 kernel: [  448.132615] [drm:pipe_crc_set_source] stopping
CRCs for pipe A
Jul  2 11:44:57 SKLY6 kernel: [  448.199779] [drm:pipe_crc_set_source]
collecting CRCs for pipe A, pf
Jul  2 11:44:57 SKLY6 kernel: [  448.249237] [drm:pipe_crc_set_source] stopping
CRCs for pipe A
Jul  2 11:44:57 SKLY6 kernel: [  448.317233] [drm:pipe_crc_set_source]
collecting CRCs for pipe A, pf
Jul  2 11:44:57 SKLY6 kernel: [  448.365857] [drm:pipe_crc_set_source] stopping
CRCs for pipe A
Jul  2 11:44:57 SKLY6 kernel: [  448.533388] [drm:pipe_crc_set_source]
collecting CRCs for pipe A, pf
Jul  2 11:44:57 SKLY6 kernel: [  448.582434] [drm:pipe_crc_set_source] stopping
CRCs for pipe A
Jul  2 11:44:57 SKLY6 kernel: [  448.651133] [drm:pipe_crc_set_source]
collecting CRCs for pipe A, pf
Jul  2 11:44:57 SKLY6 kernel: [  448.698985] [drm:pipe_crc_set_source] stopping
CRCs for pipe A
Jul  2 11:44:57 SKLY6 kernel: [  448.766506] [drm:pipe_crc_set_source]
collecting CRCs for pipe A, pf
Jul  2 11:44:57 SKLY6 kernel: [  448.815699] [drm:pipe_crc_set_source] stopping
CRCs for pipe A
Jul  2 11:44:57 SKLY6 kernel: [  448.883485] [drm:pipe_crc_set_source]
collecting CRCs for pipe A, pf
Jul  2 11:44:58 SKLY6 kernel: [  448.932320] [drm:pipe_crc_set_source] stopping
CRCs for pipe A
Jul  2 11:44:58 SKLY6 kernel: [  449.099384] [drm:pipe_crc_set_source]
collecting CRCs for pipe A, pf
Jul  2 11:44:58 SKLY6 kernel: [  449.148911] [drm:pipe_crc_set_source] stopping
CRCs for pipe A
Jul  2 11:44:58 SKLY6 kernel: [  449.216603] [drm:pipe_crc_set_source]
collecting CRCs for pipe A, pf
Jul  2 11:44:58 SKLY6 kernel: [  449.265444] [drm:pipe_crc_set_source] stopping
CRCs for pipe A

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