[Bug 93293] New: [BAT SKL] WARN_ON_ONCE(!crtc_clock || cdclk < crtc_clock)
bugzilla-daemon at freedesktop.org
bugzilla-daemon at freedesktop.org
Tue Dec 8 01:40:55 PST 2015
https://bugs.freedesktop.org/show_bug.cgi?id=93293
Bug ID: 93293
Summary: [BAT SKL] WARN_ON_ONCE(!crtc_clock || cdclk <
crtc_clock)
Product: DRI
Version: XOrg git
Hardware: Other
OS: All
Status: NEW
Severity: normal
Priority: medium
Component: DRM/Intel
Assignee: intel-gfx-bugs at lists.freedesktop.org
Reporter: daniel at ffwll.ch
QA Contact: intel-gfx-bugs at lists.freedesktop.org
CC: intel-gfx-bugs at lists.freedesktop.org
Happens on both of the skl CI machines we have: skl-i5k-2 and skl-i7k-2 For
some strange reason only one testcase blows up though:
igt at kms_pipe_crc_basic@read-crc-pipe-c-frame-sequence
Full dmesg backtrace:
[ 95.642367] ------------[ cut here ]------------
[ 95.642385] WARNING: CPU: 7 PID: 5661 at
drivers/gpu/drm/i915/intel_display.c:13778 skl_max_scale.part.87+0x67/0x70
[i915]()
[ 95.642386] WARN_ON_ONCE(!crtc_clock || cdclk < crtc_clock)
[ 95.642387] Modules linked in:
[ 95.642388] snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic
i915 x86_pkg_temp_thermal snd_hda_intel intel_powerclamp coretemp snd_hda_codec
crct10dif_pclmul crc32_pclmul snd_hwdep snd_hda_core snd_pcm mei_me mei i2c_hid
e1000e ptp pps_core
[ 95.642401] CPU: 7 PID: 5661 Comm: kms_pipe_crc_ba Tainted: G U
4.4.0-rc4-gfxbench+ #1
[ 95.642402] Hardware name: System manufacturer System Product
Name/Z170M-PLUS, BIOS 0408 08/28/2015
[ 95.642403] ffffffffa029aab0 ffff880243c3fa40 ffffffff813df80c
ffff880243c3fa88
[ 95.642405] ffff880243c3fa78 ffffffff810747c1 0000000000010000
ffff8800a51f8548
[ 95.642408] ffff8800a3291148 ffff8800a51f8548 ffffffffa027c620
ffff880243c3fad8
[ 95.642410] Call Trace:
[ 95.642413] [<ffffffff813df80c>] dump_stack+0x4e/0x82
[ 95.642416] [<ffffffff810747c1>] warn_slowpath_common+0x81/0xc0
[ 95.642417] [<ffffffff81074847>] warn_slowpath_fmt+0x47/0x50
[ 95.642430] [<ffffffffa02238a7>] skl_max_scale.part.87+0x67/0x70 [i915]
[ 95.642441] [<ffffffffa0223958>] intel_check_primary_plane+0xa8/0xc0 [i915]
[ 95.642452] [<ffffffffa0215ab9>] intel_plane_atomic_check+0x129/0x1f0
[i915]
[ 95.642455] [<ffffffff814ea153>] drm_atomic_helper_check_planes+0x43/0x1d0
[ 95.642466] [<ffffffffa022f0d5>] intel_atomic_check+0x2f5/0x1090 [i915]
[ 95.642469] [<ffffffff815001db>] ? drm_property_unreference_blob+0x4b/0xf0
[ 95.642471] [<ffffffff81500101>] ? drm_property_free_blob+0x21/0x60
[ 95.642473] [<ffffffff8150dc72>] drm_atomic_check_only+0x142/0x5e0
[ 95.642474] [<ffffffff8150d7c0>] ?
drm_atomic_set_mode_prop_for_crtc+0x20/0x110
[ 95.642476] [<ffffffff8150e122>] drm_atomic_commit+0x12/0x50
[ 95.642478] [<ffffffff814ead55>] drm_atomic_helper_set_config+0x75/0xb0
[ 95.642479] [<ffffffff814fcc60>] drm_mode_set_config_internal+0x60/0x110
[ 95.642481] [<ffffffff81501876>] drm_mode_setcrtc+0x186/0x4e0
[ 95.642483] [<ffffffff814f3b5d>] drm_ioctl+0x13d/0x590
[ 95.642485] [<ffffffff815016f0>] ? drm_mode_setplane+0x1b0/0x1b0
[ 95.642487] [<ffffffff811d4eac>] do_vfs_ioctl+0x2fc/0x550
[ 95.642489] [<ffffffff8118d71a>] ? vm_munmap+0x4a/0x60
[ 95.642490] [<ffffffff811e091a>] ? __fget_light+0x6a/0x90
[ 95.642492] [<ffffffff811d513c>] SyS_ioctl+0x3c/0x70
[ 95.642494] [<ffffffff8179a5db>] entry_SYSCALL_64_fastpath+0x16/0x73
[ 95.642495] ---[ end trace 7f9751c10d528f7e ]---
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