[Bug 95262] New: [BAT SKL] WARNING "pipe A vblank wait timed out" also happens on pipe B
bugzilla-daemon at freedesktop.org
bugzilla-daemon at freedesktop.org
Wed May 4 15:12:45 UTC 2016
https://bugs.freedesktop.org/show_bug.cgi?id=95262
Bug ID: 95262
Summary: [BAT SKL] WARNING "pipe A vblank wait timed out" also
happens on pipe B
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
Affected machines: snb-dellxps, seems to blow up every 10-20 runs. Somehow the
vblank wait in atomic_commit goes boom. Most easily reproduced with
/igt at kms_pipe_crc_basic@hang-read-crc-pipe-*
Full backtrace
[ 105.995009] ------------[ cut here ]------------
[ 105.995034] WARNING: CPU: 1 PID: 6024 at
drivers/gpu/drm/i915/intel_display.c:13530 intel_atomic_commit+0x1271/0x1400
[i915]
[ 105.995035] pipe A vblank wait timed out
[ 105.995036] Modules linked in: snd_hda_intel i915 smsc75xx usbnet mii
x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_hdmi
crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_hda_codec_realtek
snd_hda_codec_generic snd_hda_codec lpc_ich snd_hwdep snd_hda_core mei_me
snd_pcm mei broadcom bcm_phy_lib tg3 ptp pps_core [last unloaded: i915]
[ 105.995053] CPU: 1 PID: 6024 Comm: kms_pipe_crc_ba Tainted: G U
4.6.0-rc5-CI-CI_DRM_1270+ #1
[ 105.995055] Hardware name: Dell Inc. XPS 8300 /0Y2MRG, BIOS A06 10/17/2011
[ 105.995056] 0000000000000000 ffff8801239e3b28 ffffffff81405e55
ffff8801239e3b78
[ 105.995058] 0000000000000000 ffff8801239e3b68 ffffffff81079c7c
000034dabf4c8560
[ 105.995060] 0000000000000001 ffff8800c0b633f8 0000000000000000
0000000000000000
[ 105.995063] Call Trace:
[ 105.995067] [<ffffffff81405e55>] dump_stack+0x67/0x92
[ 105.995070] [<ffffffff81079c7c>] __warn+0xcc/0xf0
[ 105.995071] [<ffffffff81079cea>] warn_slowpath_fmt+0x4a/0x50
[ 105.995074] [<ffffffff810c2e79>] ? finish_wait+0x59/0x70
[ 105.995089] [<ffffffffa0160051>] intel_atomic_commit+0x1271/0x1400 [i915]
[ 105.995091] [<ffffffff810c2fe0>] ? wait_woken+0x90/0x90
[ 105.995093] [<ffffffff81538ba2>] drm_atomic_commit+0x32/0x50
[ 105.995095] [<ffffffff8151587d>] drm_atomic_helper_set_config+0x7d/0xb0
[ 105.995098] [<ffffffff81527820>] drm_mode_set_config_internal+0x60/0x110
[ 105.995099] [<ffffffff8152c589>] drm_mode_setcrtc+0x199/0x500
[ 105.995101] [<ffffffff8151e95d>] drm_ioctl+0x13d/0x590
[ 105.995102] [<ffffffff8152c3f0>] ? drm_mode_setplane+0x1d0/0x1d0
[ 105.995104] [<ffffffff811ee15a>] do_vfs_ioctl+0x8a/0x670
[ 105.995106] [<ffffffff811f9fea>] ? __fget_light+0x6a/0x90
[ 105.995108] [<ffffffff811ee77c>] SyS_ioctl+0x3c/0x70
[ 105.995110] [<ffffffff817d2de9>] entry_SYSCALL_64_fastpath+0x1c/0xac
[ 105.995111] ---[ end trace 393ccc6df884df73 ]---
[ 115.777697] drm/i915: Resetting chip after gpu hang
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