[Bug 52061] [snb dp] intel_wait_for_pipe_off timed out

[bugzilla-daemon at bugzilla.kernel.org]

https://bugzilla.kernel.org/show_bug.cgi?id=52061

--- Comment #29 from Kalin KOZHUHAROV <kalin at thinrope.net> ---
I did test the patch from comment #28, but the trace at boot looks similar:

[    2.823851] ------------[ cut here ]------------
[    2.823921] WARNING: CPU: 0 PID: 1353 at
drivers/gpu/drm/i915/intel_display.c:953 intel_wait_for_pipe_off+0x172/0x17b
[i915]()
[    2.823923] pipe_off wait timed out
[    2.823975] Modules linked in: fbcon(+) bitblit softcursor font
snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic arc4 iwldvm
mac80211 joydev i915 i2c_algo_bit drm_kms_helper drm intel_gtt iwlwifi sr_mod
agpgart snd_hda_intel sdhci_pci e1000e toshiba_acpi xhci_hcd sparse_keymap
sdhci cdrom snd_hda_controller ehci_pci cfg80211 ehci_hcd usbcore mmc_core
rfkill snd_hda_codec usb_common led_class video snd_hwdep snd_pcm wmi ptp
snd_timer toshiba_bluetooth snd pps_core
[    2.823981] CPU: 0 PID: 1353 Comm: modprobe Not tainted 3.16.1-r1 #1
[    2.823984] Hardware name: TOSHIBA dynabook R731/W2UB/Portable PC, BIOS
Version 3.90   07/31/2012
[    2.823990]  0000000000000009 ffff8802423e37e8 ffffffff81491f0f
0000000000000d0d
[    2.823994]  ffff8802423e3838 ffff8802423e3828 ffffffff81063fb1
0000000000000000
[    2.823998]  ffffffffa042ce4e ffff880240400000 0000000000070008
00000000fffb771a
[    2.824000] Call Trace:
[    2.824010]  [<ffffffff81491f0f>] dump_stack+0x46/0x58
[    2.824019]  [<ffffffff81063fb1>] warn_slowpath_common+0x7c/0x96
[    2.824067]  [<ffffffffa042ce4e>] ? intel_wait_for_pipe_off+0x172/0x17b
[i915]
[    2.824072]  [<ffffffff8106405f>] warn_slowpath_fmt+0x41/0x43
[    2.824111]  [<ffffffffa042ce4e>] intel_wait_for_pipe_off+0x172/0x17b [i915]
[    2.824146]  [<ffffffffa042cef2>] intel_disable_pipe+0x9b/0xa4 [i915]
[    2.824184]  [<ffffffffa0432666>] ironlake_crtc_disable+0x5d/0x83b [i915]
[    2.824217]  [<ffffffffa04271b8>] ? intel_dump_pipe_config+0x181/0x311
[i915]
[    2.824265]  [<ffffffffa04542b8>] ? intel_lvds_compute_config+0xfd/0x122
[i915]
[    2.824305]  [<ffffffffa04348d8>] __intel_set_mode+0xd43/0x11dd [i915]
[    2.824345]  [<ffffffffa0436c19>] intel_set_mode+0x11/0x2a [i915]
[    2.824381]  [<ffffffffa043785d>] intel_crtc_set_config+0x710/0xa0f [i915]
[    2.824415]  [<ffffffffa042777c>] ? intel_crtc_update_cursor+0x358/0x36e
[i915]
[    2.824451]  [<ffffffffa038e822>] drm_mode_set_config_internal+0x4e/0xba
[drm]
[    2.824463]  [<ffffffffa03d9131>] restore_fbdev_mode+0x97/0xb5
[drm_kms_helper]
[    2.824472]  [<ffffffffa03d9201>]
drm_fb_helper_restore_fbdev_mode_unlocked+0x22/0x37 [drm_kms_helper]
[    2.824482]  [<ffffffffa03da411>] drm_fb_helper_set_par+0x3f/0x5f
[drm_kms_helper]
[    2.824491]  [<ffffffffa00a4dd2>] fbcon_init+0x303/0x3f2 [fbcon]
[    2.824498]  [<ffffffff813156b6>] visual_init+0xb8/0x10e
[    2.824503]  [<ffffffff81316f16>] do_bind_con_driver+0x1af/0x2d6
[    2.824508]  [<ffffffff81317179>] do_take_over_console+0x13c/0x16c
[    2.824516]  [<ffffffffa00a32f1>] do_fbcon_takeover+0x4a/0x80 [fbcon]
[    2.824523]  [<ffffffffa0078107>] fb_console_init+0x107/0x113 [fbcon]
[    2.824529]  [<ffffffffa0078000>] ? 0xffffffffa0077fff
[    2.824533]  [<ffffffffa0078000>] ? 0xffffffffa0077fff
[    2.824540]  [<ffffffff8100030e>] do_one_initcall+0xea/0x184
[    2.824545]  [<ffffffff811259c0>] ? __vunmap+0x91/0xb8
[    2.824553]  [<ffffffff810bc54e>] load_module+0x19e3/0x1cdd
[    2.824559]  [<ffffffff810b9e5f>] ? module_unload_free+0xd2/0xd2
[    2.824567]  [<ffffffff81498be2>] ? page_fault+0x22/0x30
[    2.824574]  [<ffffffff810bc8dc>] SyS_init_module+0x94/0xa1
[    2.824581]  [<ffffffff814971d2>] system_call_fastpath+0x16/0x1b
[    2.824585] ---[ end trace 115b23325c1ae553 ]---

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