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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [BYT/BSW]WARNING:at drivers/gpu/drm/drm_irq.c:1058 drm_wait_one_vblank+0x32/0x157 after boot"
href="https://bugs.freedesktop.org/show_bug.cgi?id=82490#c1">Comment # 1</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [BYT/BSW]WARNING:at drivers/gpu/drm/drm_irq.c:1058 drm_wait_one_vblank+0x32/0x157 after boot"
href="https://bugs.freedesktop.org/show_bug.cgi?id=82490">bug 82490</a>
from <span class="vcard"><a class="email" href="mailto:jinxianx.guo@intel.com" title="Guo Jinxian <jinxianx.guo@intel.com>"> <span class="fn">Guo Jinxian</span></a>
</span></b>
<pre>This bug is able to reproduce while running test
igt/kms_cursor_crc/cursor-size-change on latest
-nightly(da31e7c60be217316278a055dd3f91c33913270f).
root@x-bytm02:/GFX/Test/Intel_gpu_tools/intel-gpu-tools/tests# ./kms_cursor_crc
--run-subtest cursor-size-change
IGT-Version: 1.7-geda904c (x86_64) (Linux:
3.16.0_drm-intel-nightly_da31e7_20140814+ x86_64)
Beginning cursor-size-change on pipe A, connector eDP-1
cursor-size-change on pipe A, connector eDP-1: PASSED
Beginning cursor-size-change on pipe B, connector eDP-1
cursor-size-change on pipe B, connector eDP-1: PASSED
Subtest cursor-size-change: SUCCESS
root@x-bytm02:/GFX/Test/Intel_gpu_tools/intel-gpu-tools/tests# dmesg -r|egrep
"<[1-4]>"|grep drm
<4>[ 131.634688] WARNING: CPU: 0 PID: 4493 at drivers/gpu/drm/drm_irq.c:1058
drm_wait_one_vblank+0x32/0x157 [dr ]()
<4>[ 131.634692] Modules linked in: dm_mod snd_hda_codec_hdmi
snd_hda_codec_conexant snd_hda_codec_generic iTCO_wdt iTCO_vendor_support r8169
snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep i2c_i801 snd_pcm
snd_timer pcspkr snd soundcore lpc_ich mfd_core iosf_mbi battery wmi ac
acpi_cpufreq uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core
v4l2_common videodev i915 button video drm_kms_helper drm
<4>[ 131.634727] CPU: 0 PID: 4493 Comm: kms_cursor_crc Tainted: G W
3.16.0_drm-intel-nightly_da31e7_20140814+ #1400
<4>[ 131.634777] [<ffffffffa000585f>] ? drm_wait_one_vblank+0x32/0x157 [drm]
<4>[ 131.634789] [<ffffffffa000585f>] ? drm_wait_one_vblank+0x32/0x157 [drm]
<4>[ 131.634937] [<ffffffffa00178e3>] ? drm_modeset_lock+0x52/0xb3 [drm]
<4>[ 131.634951] [<ffffffffa000c18b>] ?
drm_mode_set_config_internal+0x48/0xbd [drm]
<4>[ 131.634964] [<ffffffffa000c37b>] ? drm_framebuffer_remove+0x72/0xf9
[drm]
<4>[ 131.634977] [<ffffffffa000fecd>] ? drm_mode_rmfb+0xc4/0xed [drm]
<4>[ 131.634989] [<ffffffffa0004908>] ? drm_ioctl+0x279/0x3bc [drm]
<4>[ 131.635009] [<ffffffffa000fe09>] ? drm_mode_addfb2+0x2d/0x2d [drm]
<3>[ 135.235216] [drm:intel_dp_start_link_train] *ERROR* failed to enable link
training
<4>[ 135.537706] WARNING: CPU: 0 PID: 4493 at
drivers/gpu/drm/i915/intel_dp.c:3263 intel_dp_complete_link_train+0x100/0x27f
[i915]()
<4>[ 135.537719] Modules linked in: dm_mod snd_hda_codec_hdmi
snd_hda_codec_conexant snd_hda_codec_generic iTCO_wdt iTCO_vendor_support r8169
snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep i2c_i801 snd_pcm
snd_timer pcspkr snd soundcore lpc_ich mfd_core iosf_mbi battery wmi ac
acpi_cpufreq uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core
v4l2_common videodev i915 button video drm_kms_helper drm
<4>[ 135.537764] CPU: 0 PID: 4493 Comm: kms_cursor_crc Tainted: G W
3.16.0_drm-intel-nightly_da31e7_20140814+ #1400
<4>[ 135.538046] [<ffffffffa000c18b>] ?
drm_mode_set_config_internal+0x48/0xbd [drm]
<4>[ 135.538060] [<ffffffffa000fba6>] ? drm_mode_setcrtc+0x3e6/0x48b [drm]
<4>[ 135.538072] [<ffffffffa0004908>] ? drm_ioctl+0x279/0x3bc [drm]
<4>[ 135.538092] [<ffffffffa000f7c0>] ? drm_mode_setplane+0x16d/0x16d [drm]
<4>[ 135.538104] [<ffffffffa0003da3>] ? drm_gem_vm_close+0x2a/0x4b [drm]
<4>[ 135.637799] WARNING: CPU: 0 PID: 4493 at
drivers/gpu/drm/i915/intel_dp.c:3263 intel_dp_complete_link_train+0x100/0x27f
[i915]()
<4>[ 135.637814] Modules linked in: dm_mod snd_hda_codec_hdmi
snd_hda_codec_conexant snd_hda_codec_generic iTCO_wdt iTCO_vendor_support r8169
snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep i2c_i801 snd_pcm
snd_timer pcspkr snd soundcore lpc_ich mfd_core iosf_mbi battery wmi ac
acpi_cpufreq uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core
v4l2_common videodev i915 button video drm_kms_helper drm
<4>[ 135.637859] CPU: 0 PID: 4493 Comm: kms_cursor_crc Tainted: G W
3.16.0_drm-intel-nightly_da31e7_20140814+ #1400
<4>[ 135.638142] [<ffffffffa000c18b>] ?
drm_mode_set_config_internal+0x48/0xbd [drm]
<4>[ 135.638155] [<ffffffffa000fba6>] ? drm_mode_setcrtc+0x3e6/0x48b [drm]
<4>[ 135.638168] [<ffffffffa0004908>] ? drm_ioctl+0x279/0x3bc [drm]
<4>[ 135.638188] [<ffffffffa000f7c0>] ? drm_mode_setplane+0x16d/0x16d [drm]
<4>[ 135.638200] [<ffffffffa0003da3>] ? drm_gem_vm_close+0x2a/0x4b [drm]
<4>[ 135.738361] WARNING: CPU: 0 PID: 4493 at
drivers/gpu/drm/i915/intel_dp.c:3263 intel_dp_complete_link_train+0x100/0x27f
[i915]()
<4>[ 135.738364] Modules linked in: dm_mod snd_hda_codec_hdmi
snd_hda_codec_conexant snd_hda_codec_generic iTCO_wdt iTCO_vendor_support r8169
snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep i2c_i801 snd_pcm
snd_timer pcspkr snd soundcore lpc_ich mfd_core iosf_mbi battery wmi ac
acpi_cpufreq uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core
v4l2_common videodev i915 button video drm_kms_helper drm
<4>[ 135.738398] CPU: 0 PID: 4493 Comm: kms_cursor_crc Tainted: G W
3.16.0_drm-intel-nightly_da31e7_20140814+ #1400
<4>[ 135.738649] [<ffffffffa000c18b>] ?
drm_mode_set_config_internal+0x48/0xbd [drm]
<4>[ 135.738662] [<ffffffffa000fba6>] ? drm_mode_setcrtc+0x3e6/0x48b [drm]
<4>[ 135.738674] [<ffffffffa0004908>] ? drm_ioctl+0x279/0x3bc [drm]
<4>[ 135.738693] [<ffffffffa000f7c0>] ? drm_mode_setplane+0x16d/0x16d [drm]
<4>[ 135.738705] [<ffffffffa0003da3>] ? drm_gem_vm_close+0x2a/0x4b [drm]
<4>[ 135.838905] WARNING: CPU: 0 PID: 4493 at
drivers/gpu/drm/i915/intel_dp.c:3263 intel_dp_complete_link_train+0x100/0x27f
[i915]()
<4>[ 135.838908] Modules linked in: dm_mod snd_hda_codec_hdmi
snd_hda_codec_conexant snd_hda_codec_generic iTCO_wdt iTCO_vendor_support r8169
snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep i2c_i801 snd_pcm
snd_timer pcspkr snd soundcore lpc_ich mfd_core iosf_mbi battery wmi ac
acpi_cpufreq uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core
v4l2_common videodev i915 button video drm_kms_helper drm
<4>[ 135.838942] CPU: 0 PID: 4493 Comm: kms_cursor_crc Tainted: G W
3.16.0_drm-intel-nightly_da31e7_20140814+ #1400
<4>[ 135.839239] [<ffffffffa000c18b>] ?
drm_mode_set_config_internal+0x48/0xbd [drm]
<4>[ 135.839253] [<ffffffffa000fba6>] ? drm_mode_setcrtc+0x3e6/0x48b [drm]
<4>[ 135.839264] [<ffffffffa0004908>] ? drm_ioctl+0x279/0x3bc [drm]
<4>[ 135.839284] [<ffffffffa000f7c0>] ? drm_mode_setplane+0x16d/0x16d [drm]
<4>[ 135.839295] [<ffffffffa0003da3>] ? drm_gem_vm_close+0x2a/0x4b [drm]
<4>[ 135.954010] WARNING: CPU: 0 PID: 4493 at
drivers/gpu/drm/i915/intel_dp.c:3263 intel_dp_complete_link_train+0x100/0x27f
[i915]()
<4>[ 135.954013] Modules linked in: dm_mod snd_hda_codec_hdmi
snd_hda_codec_conexant snd_hda_codec_generic iTCO_wdt iTCO_vendor_support r8169
snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep i2c_i801 snd_pcm
snd_timer pcspkr snd soundcore lpc_ich mfd_core iosf_mbi battery wmi ac
acpi_cpufreq uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core
v4l2_common videodev i915 button video drm_kms_helper drm
<4>[ 135.954066] CPU: 0 PID: 4493 Comm: kms_cursor_crc Tainted: G W
3.16.0_drm-intel-nightly_da31e7_20140814+ #1400
<4>[ 135.954343] [<ffffffffa000c18b>] ?
drm_mode_set_config_internal+0x48/0xbd [drm]
<4>[ 135.954356] [<ffffffffa000fba6>] ? drm_mode_setcrtc+0x3e6/0x48b [drm]
<4>[ 135.954368] [<ffffffffa0004908>] ? drm_ioctl+0x279/0x3bc [drm]
<4>[ 135.954387] [<ffffffffa000f7c0>] ? drm_mode_setplane+0x16d/0x16d [drm]
<4>[ 135.954399] [<ffffffffa0003da3>] ? drm_gem_vm_close+0x2a/0x4b [drm]
<3>[ 135.968852] [drm:intel_dp_complete_link_train] *ERROR* failed to train
DP, aborting
<4>[ 135.969330] WARNING: CPU: 0 PID: 4493 at
drivers/gpu/drm/i915/intel_display.c:10598
intel_modeset_check_state+0x320/0x61d [i915]()
<4>[ 135.969336] Modules linked in: dm_mod snd_hda_codec_hdmi
snd_hda_codec_conexant snd_hda_codec_generic iTCO_wdt iTCO_vendor_support r8169
snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep i2c_i801 snd_pcm
snd_timer pcspkr snd soundcore lpc_ich mfd_core iosf_mbi battery wmi ac
acpi_cpufreq uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core
v4l2_common videodev i915 button video drm_kms_helper drm
<4>[ 135.969370] CPU: 0 PID: 4493 Comm: kms_cursor_crc Tainted: G W
3.16.0_drm-intel-nightly_da31e7_20140814+ #1400
<4>[ 135.969524] [<ffffffffa000c18b>] ?
drm_mode_set_config_internal+0x48/0xbd [drm]
<4>[ 135.969537] [<ffffffffa000fba6>] ? drm_mode_setcrtc+0x3e6/0x48b [drm]
<4>[ 135.969549] [<ffffffffa0004908>] ? drm_ioctl+0x279/0x3bc [drm]
<4>[ 135.969568] [<ffffffffa000f7c0>] ? drm_mode_setplane+0x16d/0x16d [drm]
<4>[ 135.969580] [<ffffffffa0003da3>] ? drm_gem_vm_close+0x2a/0x4b [drm]
<3>[ 135.971067] [drm:intel_pipe_config_compare] *ERROR* mismatch in
has_dp_encoder (expected 1, found 0)
<4>[ 135.971099] WARNING: CPU: 0 PID: 4493 at
drivers/gpu/drm/i915/intel_display.c:10668 check_crtc_state+0xa32/0xa6a
[i915]()
<4>[ 135.971104] Modules linked in: dm_mod snd_hda_codec_hdmi
snd_hda_codec_conexant snd_hda_codec_generic iTCO_wdt iTCO_vendor_support r8169
snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep i2c_i801 snd_pcm
snd_timer pcspkr snd soundcore lpc_ich mfd_core iosf_mbi battery wmi ac
acpi_cpufreq uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core
v4l2_common videodev i915 button video drm_kms_helper drm
<4>[ 135.971137] CPU: 0 PID: 4493 Comm: kms_cursor_crc Tainted: G W
3.16.0_drm-intel-nightly_da31e7_20140814+ #1400
<4>[ 135.971316] [<ffffffffa000c18b>] ?
drm_mode_set_config_internal+0x48/0xbd [drm]
<4>[ 135.971329] [<ffffffffa000fba6>] ? drm_mode_setcrtc+0x3e6/0x48b [drm]
<4>[ 135.971340] [<ffffffffa0004908>] ? drm_ioctl+0x279/0x3bc [drm]
<4>[ 135.971359] [<ffffffffa000f7c0>] ? drm_mode_setplane+0x16d/0x16d [drm]
<4>[ 135.971371] [<ffffffffa0003da3>] ? drm_gem_vm_close+0x2a/0x4b [drm]
<4>[ 139.242891] WARNING: CPU: 1 PID: 4493 at drivers/gpu/drm/drm_irq.c:1058
drm_wait_one_vblank+0x32/0x157 [dr ]()
<4>[ 139.242895] Modules linked in: dm_mod snd_hda_codec_hdmi
snd_hda_codec_conexant snd_hda_codec_generic iTCO_wdt iTCO_vendor_support r8169
snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep i2c_i801 snd_pcm
snd_timer pcspkr snd soundcore lpc_ich mfd_core iosf_mbi battery wmi ac
acpi_cpufreq uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core
v4l2_common videodev i915 button video drm_kms_helper drm
<4>[ 139.242931] CPU: 1 PID: 4493 Comm: kms_cursor_crc Tainted: G W
3.16.0_drm-intel-nightly_da31e7_20140814+ #1400
<4>[ 139.242980] [<ffffffffa000585f>] ? drm_wait_one_vblank+0x32/0x157 [drm]
<4>[ 139.242992] [<ffffffffa000585f>] ? drm_wait_one_vblank+0x32/0x157 [drm]
<4>[ 139.243140] [<ffffffffa00178e3>] ? drm_modeset_lock+0x52/0xb3 [drm]
<4>[ 139.243154] [<ffffffffa000c18b>] ?
drm_mode_set_config_internal+0x48/0xbd [drm]
<4>[ 139.243167] [<ffffffffa000c37b>] ? drm_framebuffer_remove+0x72/0xf9
[drm]
<4>[ 139.243180] [<ffffffffa000fecd>] ? drm_mode_rmfb+0xc4/0xed [drm]
<4>[ 139.243192] [<ffffffffa0004908>] ? drm_ioctl+0x279/0x3bc [drm]
<4>[ 139.243212] [<ffffffffa000fe09>] ? drm_mode_addfb2+0x2d/0x2d [drm]</pre>
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