[Bug 82490] New: [BYT/BSW]WARNING:at drivers/gpu/drm/drm_irq.c:1058 drm_wait_one_vblank+0x32/0x157 after boot
bugzilla-daemon at freedesktop.org
bugzilla-daemon at freedesktop.org
Mon Aug 11 22:10:08 PDT 2014
https://bugs.freedesktop.org/show_bug.cgi?id=82490
Priority: medium
Bug ID: 82490
CC: intel-gfx-bugs at lists.freedesktop.org
Assignee: intel-gfx-bugs at lists.freedesktop.org
Summary: [BYT/BSW]WARNING:at drivers/gpu/drm/drm_irq.c:1058
drm_wait_one_vblank+0x32/0x157 after boot
QA Contact: intel-gfx-bugs at lists.freedesktop.org
Severity: normal
Classification: Unclassified
OS: Linux (All)
Reporter: huax.lu at intel.com
Hardware: All
Status: NEW
Version: unspecified
Component: DRM/Intel
Product: DRI
Created attachment 104464
--> https://bugs.freedesktop.org/attachment.cgi?id=104464&action=edit
dmesg
==System Environment==
--------------------------
Regression: No.
It's only happens on -nightly kernel
Non-working platforms: BYT/BSW
==kernel==
--------------------------
drm-intel-nightly/cf1dde8b87834496aabd0a534b1c0695a3572e8d
Author: Daniel Vetter <daniel.vetter at ffwll.ch>
Date: Mon Aug 11 23:30:48 2014 +0200
drm-intel-nightly: 2014y-08m-11d-23h-30m-32s integration manifest
drm-intel-next-queued/14bf993e83e1d6924f4bf4506120a15c4b255e58
Author: Oscar Mateo <oscar.mateo at intel.com>
Date: Thu Jul 24 17:04:34 2014 +0100
drm/i915/bdw: Always use MMIO flips with Execlists
drm-intel-fixes/be71eabebaf9f142612d34d42292b454e984dcb5
commit be71eabebaf9f142612d34d42292b454e984dcb5
Author: Rodrigo Vivi <rodrigo.vivi at intel.com>
Date: Mon Aug 4 11:15:19 2014 -0700
Revert "drm/i915: Enable semaphores on BDW"
This reverts commit 521e62e49a42661a4ee0102644517dbe2f100a23.
==Bug detailed description==
-----------------------------
Clean boot system, WARNING appears in dmesg, it happens on nightly kernel.
on -queued kernel, it has warning Bug 81697 and Bug 81202
dmesg:
[ 2.756314] WARNING: CPU: 2 PID: 1239 at drivers/gpu/drm/drm_irq.c:1058
drm_wait_one_vblank+0x32/0x157 [drm]()
[ 2.756320] Modules linked in: i915(+) button video drm_kms_helper drm
[ 2.756325] CPU: 2 PID: 1239 Comm: udevd Not tainted
3.16.0_drm-intel-nightly_cf1dde_20140812+ #1336
[ 2.756331] 0000000000000000 0000000000000009 ffffffff817809a2
0000000000000000
[ 2.756334] ffffffff8103987c ffff880002d60000 ffffffffa000585f
ffffffffa0111140
[ 2.756338] ffff880077a0c800 ffff880002d60000 0000000000000001
ffff880077a0c800
[ 2.756339] Call Trace:
[ 2.756348] [<ffffffff817809a2>] ? dump_stack+0x41/0x51
[ 2.756355] [<ffffffff8103987c>] ? warn_slowpath_common+0x78/0x90
[ 2.756366] [<ffffffffa000585f>] ? drm_wait_one_vblank+0x32/0x157 [drm]
[ 2.756377] [<ffffffffa000585f>] ? drm_wait_one_vblank+0x32/0x157 [drm]
[ 2.756382] [<ffffffff81785066>] ? mutex_lock+0x9/0x25
[ 2.756438] [<ffffffffa0079d26>] ? intel_display_power_put+0xec/0xfc [i915]
[ 2.756502] [<ffffffffa00bd292>] ? i9xx_crtc_disable+0x8c/0x3c3 [i915]
[ 2.756563] [<ffffffffa00b8cac>] ? __intel_set_mode+0xd19/0x121d [i915]
[ 2.756567] [<ffffffff8177d981>] ? printk+0x4f/0x54
[ 2.756629] [<ffffffffa00beffa>] ? intel_set_mode+0xd/0x27 [i915]
[ 2.756692] [<ffffffffa00bfc29>] ? intel_crtc_set_config+0x757/0xa99 [i915]
[ 2.756706] [<ffffffffa000c18b>] ? drm_mode_set_config_internal+0x48/0xbd
[drm]
[ 2.756713] [<ffffffffa0051ab1>] ? restore_fbdev_mode+0xa9/0xc2
[drm_kms_helper]
[ 2.756719] [<ffffffffa0051ae7>] ?
drm_fb_helper_restore_fbdev_mode_unlocked+0x1d/0x34 [drm_kms_helper]
[ 2.756725] [<ffffffff813b88f8>] ? con_set_default_unimap+0x136/0x14e
[ 2.756731] [<ffffffffa0052e21>] ? drm_fb_helper_set_par+0x3a/0x59
[drm_kms_helper]
[ 2.756792] [<ffffffffa00c8e60>] ? intel_fbdev_set_par+0x11/0x55 [i915]
[ 2.756797] [<ffffffff813657d9>] ? fbcon_init+0x2ff/0x408
[ 2.756802] [<ffffffff813b9391>] ? visual_init+0xaf/0x102
[ 2.756806] [<ffffffff813bab2e>] ? do_bind_con_driver+0x1a1/0x2ca
[ 2.756811] [<ffffffff813bad89>] ? do_take_over_console+0x132/0x162
[ 2.756814] [<ffffffff81364ec6>] ? do_fbcon_takeover+0x53/0x96
[ 2.756819] [<ffffffff81055765>] ? notifier_call_chain+0x2e/0x59
[ 2.756823] [<ffffffff810558a4>] ? __blocking_notifier_call_chain+0x43/0x5d
[ 2.756828] [<ffffffff8136ea90>] ? register_framebuffer+0x23f/0x29d
[ 2.756835] [<ffffffffa00524e0>] ? drm_fb_helper_initial_config+0x249/0x2eb
[drm_kms_helper]
[ 2.756902] [<ffffffffa00e7aac>] ? i915_driver_load+0xcc0/0xef1 [i915]
[ 2.756909] [<ffffffff8132a0b6>] ? idr_replace+0x2d/0x93
[ 2.756921] [<ffffffffa00075b1>] ? drm_dev_register+0x74/0xe6 [drm]
[ 2.756933] [<ffffffffa0009ab6>] ? drm_get_pci_dev+0xf4/0x1af [drm]
[ 2.756938] [<ffffffff8135145a>] ? local_pci_probe+0x36/0x7c
[ 2.756941] [<ffffffff8132a929>] ? ida_get_new_above+0x171/0x18b
[ 2.756945] [<ffffffff813516fe>] ? pci_device_probe+0xcc/0xf0
[ 2.756951] [<ffffffff813d8c4a>] ? driver_probe_device+0x9d/0x1d5
[ 2.756955] [<ffffffff813d8d82>] ? driver_probe_device+0x1d5/0x1d5
[ 2.756959] [<ffffffff813d8dd5>] ? __driver_attach+0x53/0x73
[ 2.756963] [<ffffffff813d7542>] ? bus_for_each_dev+0x4e/0x7f
[ 2.756967] [<ffffffff813d84f8>] ? bus_add_driver+0xe7/0x1cc
[ 2.756971] [<ffffffff813d941e>] ? driver_register+0x82/0xb5
[ 2.756974] [<ffffffffa0129000>] ? 0xffffffffa0128fff
[ 2.756979] [<ffffffff81000301>] ? do_one_initcall+0xe3/0x176
[ 2.756984] [<ffffffff810f604e>] ? __vunmap+0x8c/0xc4
[ 2.756989] [<ffffffff8108c105>] ? load_module+0x1821/0x1b04
[ 2.756994] [<ffffffff81089d25>] ? module_unload_free+0xca/0xca
[ 2.756999] [<ffffffff8108c478>] ? SyS_init_module+0x90/0x9b
[ 2.757003] [<ffffffff817864d2>] ? system_call_fastpath+0x16/0x1b
[ 2.757005] ---[ end trace bdf4b99dbf74b40b ]---
==Reproduce steps==
----------------------------
1. clean boot system
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