[Bug 92791] [BXT-P] Several errors when suspending to freeze

Thu Jan 14 14:12:27 PST 2016

https://bugs.freedesktop.org/show_bug.cgi?id=92791

--- Comment #5 from Elio <elio.martinez.monroy at intel.com> ---
I'm facing the same problem with the following configuration:

Linux distribution: Ubuntu 15.10 64 bits
Kernel: drm-intel-nightly 4.4.0-rc8 8834392 
libdrm-2.4.66 from http://cgit.freedesktop.org/mesa/drm/
xf86-video-intel 2.99.917 from
http://cgit.freedesktop.org/xorg/driver/xf86-video-intel/
mesa-11.0.8 from http://cgit.freedesktop.org/mesa/mesa/
libva-1.6.2 from http://cgit.freedesktop.org/libva/
intel-driver 1.6.2 from http://cgit.freedesktop.org/vaapi/intel-driver
cairo 1.15.2 from http://cgit.freedesktop.org/cairo
IGT master 1.13 cd658a7c6bca74eb897a8ae87751029793f0c4f4 from
http://cgit.freedesktop.org/xorg/app/intel-gpu-tools/

Error message: (setup was on skylake i just moved the HD)

Jan 12 11:25:32 gfx-Skylake-Client-platform kernel: [   87.065964]
[drm:bxt_ddi_vswing_sequence [i915]] *ERROR* Disabled scaling while
ouniqetrangenmethod was set
Jan 12 11:25:32 gfx-Skylake-Client-platform kernel: [   87.065964]
------------[ cut here ]------------
Jan 12 11:25:32 gfx-Skylake-Client-platform kernel: [   87.065990] WARNING:
CPU: 0 PID: 1895 at
/home/shared/kernels/drm-intel-nightly/drivers/gpu/drm/i915/intel_pm.c:3626
skl_update_other_pipe_wm+0x172/0x180 [i915]()
Jan 12 11:25:32 gfx-Skylake-Client-platform kernel: [   87.065992]
WARN_ON(!wm_changed)
Jan 12 11:25:32 gfx-Skylake-Client-platform kernel: [   87.066031] Modules
linked in: binfmt_misc xhci_plat_hcd iosf_mbi snd_hda_codec_hdmi coretemp dwc3
udc_core kvm_intel snd_hda_codec_realtek snd_hda_codec_generic nls_iso8859_1
kvm irqbypass snd_hda_intel crct10dif_pclmul snd_hda_codec crc32_pclmul
snd_hda_core snd_hwdep aesni_intel aes_x86_64 lrw gf128mul glue_helper snd_pcm
ablk_helper cryptd snd_seq_midi snd_seq_midi_event serio_raw snd_rawmidi
snd_seq snd_seq_device snd_timer snd soundcore dwc3_pci shpchp rfkill_gpio
mac_hid parport_pc ppdev lp parport autofs4 hid_generic usbhid mmc_block i915
psmouse igb drm_kms_helper syscopyarea sysfillrect xhci_pci dca sysimgblt
sdhci_pci ptp fb_sys_fops sdhci xhci_hcd pps_core i2c_algo_bit drm ahci libahci
i2c_hid hid video
Jan 12 11:25:32 gfx-Skylake-Client-platform kernel: [   87.066034] CPU: 0 PID:
1895 Comm: kms_rotation_cr Tainted: G        W       4.4.0-rc8-nightly+ #1
Jan 12 11:25:32 gfx-Skylake-Client-platform kernel: [   87.066035] Hardware
name: Intel Corp. BROXTON P A0 PLATFORM/NOTEBOOK, BIOS
APLK_IFWI_X64_R_2015_38_05_00 09/16/2015
Jan 12 11:25:32 gfx-Skylake-Client-platform kernel: [   87.066038] 
ffffffffa02fd0f8 ffff8802723d76e0 ffffffff81391b8d ffff8802723d7728
Jan 12 11:25:32 gfx-Skylake-Client-platform kernel: [   87.066041] 
ffff8802723d7718 ffffffff810760e6 ffff880076a73000 ffff880076a72000
Jan 12 11:25:32 gfx-Skylake-Client-platform kernel: [   87.066043] 
0000000000000004 ffff88027121eb78 ffff8802723d77a4 ffff8802723d7778
Jan 12 11:25:32 gfx-Skylake-Client-platform kernel: [   87.066044] Call Trace:
Jan 12 11:25:32 gfx-Skylake-Client-platform kernel: [   87.066049] 
[<ffffffff81391b8d>] dump_stack+0x44/0x57
Jan 12 11:25:32 gfx-Skylake-Client-platform kernel: [   87.066053] 
[<ffffffff810760e6>] warn_slowpath_common+0x86/0xc0
Jan 12 11:25:32 gfx-Skylake-Client-platform kernel: [   87.066055] 
[<ffffffff8107616c>] warn_slowpath_fmt+0x4c/0x50
Jan 12 11:25:32 gfx-Skylake-Client-platform kernel: [   87.066077] 
[<ffffffffa0234a82>] skl_update_other_pipe_wm+0x172/0x180 [i915]
Jan 12 11:25:32 gfx-Skylake-Client-platform kernel: [   87.066099] 
[<ffffffffa0234c2a>] skl_update_wm+0x19a/0x6f0 [i915]
Jan 12 11:25:32 gfx-Skylake-Client-platform kernel: [   87.066130] 
[<ffffffffa0277978>] ? hsw_unclaimed_reg_debug+0x28/0x90 [i915]
Jan 12 11:25:32 gfx-Skylake-Client-platform kernel: [   87.066164] 
[<ffffffffa02bb390>] ? intel_ddi_enable_transcoder_func+0x170/0x240 [i915]
Jan 12 11:25:32 gfx-Skylake-Client-platform kernel: [   87.066187] 
[<ffffffffa023626e>] intel_update_watermarks+0x1e/0x30 [i915]
Jan 12 11:25:32 gfx-Skylake-Client-platform kernel: [   87.066220] 
[<ffffffffa029ef71>] haswell_crtc_enable+0x321/0x8d0 [i915]
Jan 12 11:25:32 gfx-Skylake-Client-platform kernel: [   87.066225] 
[<ffffffff81767202>] ? mutex_lock+0x12/0x2f
Jan 12 11:25:32 gfx-Skylake-Client-platform kernel: [   87.066257] 
[<ffffffffa0298cbc>] intel_atomic_commit+0x60c/0x2340 [i915]
Jan 12 11:25:32 gfx-Skylake-Client-platform kernel: [   87.066260] 
[<ffffffff81766d5a>] ? __ww_mutex_lock_slowpath+0x16e/0x184
Jan 12 11:25:32 gfx-Skylake-Client-platform kernel: [   87.066263] 
[<ffffffff81766dcf>] ? __ww_mutex_lock+0x5f/0x97
Jan 12 11:25:32 gfx-Skylake-Client-platform kernel: [   87.066286] 
[<ffffffffa008b660>] ? drm_atomic_check_only+0x130/0x5f0 [drm]
Jan 12 11:25:32 gfx-Skylake-Client-platform kernel: [   87.066306] 
[<ffffffffa008c157>] ? drm_atomic_add_affected_connectors+0x27/0xf0 [drm]
Jan 12 11:25:32 gfx-Skylake-Client-platform kernel: [   87.066326] 
[<ffffffffa008bb57>] drm_atomic_commit+0x37/0x60 [drm]
Jan 12 11:25:32 gfx-Skylake-Client-platform kernel: [   87.066336] 
[<ffffffffa019576d>] restore_fbdev_mode+0x22d/0x260 [drm_kms_helper]
Jan 12 11:25:32 gfx-Skylake-Client-platform kernel: [   87.066355] 
[<ffffffffa008aaa7>] ? drm_modeset_lock_all_ctx+0x97/0xb0 [drm]
Jan 12 11:25:32 gfx-Skylake-Client-platform kernel: [   87.066365] 
[<ffffffffa0197823>] drm_fb_helper_restore_fbdev_mode_unlocked+0x33/0x80
[drm_kms_helper]
Jan 12 11:25:32 gfx-Skylake-Client-platform kernel: [   87.066373] 
[<ffffffffa019789c>] drm_fb_helper_set_par+0x2c/0x50 [drm_kms_helper]
Jan 12 11:25:32 gfx-Skylake-Client-platform kernel: [   87.066405] 
[<ffffffffa02b189a>] intel_fbdev_set_par+0x1a/0x60 [i915]
Jan 12 11:25:32 gfx-Skylake-Client-platform kernel: [   87.066409] 
[<ffffffff8140d851>] fb_set_var+0x191/0x400
Jan 12 11:25:32 gfx-Skylake-Client-platform kernel: [   87.066412] 
[<ffffffff81765004>] ? __schedule+0x334/0x900
Jan 12 11:25:32 gfx-Skylake-Client-platform kernel: [   87.066416] 
[<ffffffff81404c9c>] fbcon_blank+0x1bc/0x2b0
Jan 12 11:25:32 gfx-Skylake-Client-platform kernel: [   87.066421] 
[<ffffffff8149a958>] do_unblank_screen+0xb8/0x1c0
Jan 12 11:25:32 gfx-Skylake-Client-platform kernel: [   87.066423] 
[<ffffffff81492033>] vt_ioctl+0x1053/0x10d0
Jan 12 11:25:32 gfx-Skylake-Client-platform kernel: [   87.066426] 
[<ffffffff81485679>] tty_ioctl+0x3a9/0xb70
Jan 12 11:25:32 gfx-Skylake-Client-platform kernel: [   87.066429] 
[<ffffffff8112b0bc>] ? acct_account_cputime+0x1c/0x20
Jan 12 11:25:32 gfx-Skylake-Client-platform kernel: [   87.066432] 
[<ffffffff810a4e6d>] ? account_user_time+0x5d/0x80
Jan 12 11:25:32 gfx-Skylake-Client-platform kernel: [   87.066434] 
[<ffffffff811f760d>] do_vfs_ioctl+0x2cd/0x4b0
Jan 12 11:25:32 gfx-Skylake-Client-platform kernel: [   87.066438] 
[<ffffffff8116e91d>] ? context_tracking_exit+0x1d/0x30
Jan 12 11:25:32 gfx-Skylake-Client-platform kernel: [   87.066441] 
[<ffffffff8100366f>] ? enter_from_user_mode+0x1f/0x50
Jan 12 11:25:32 gfx-Skylake-Client-platform kernel: [   87.066443] 
[<ffffffff811f7869>] SyS_ioctl+0x79/0x90
Jan 12 11:25:32 gfx-Skylake-Client-platform kernel: [   87.066446] 
[<ffffffff8116e9ad>] ? context_tracking_enter+0x1d/0x30
Jan 12 11:25:32 gfx-Skylake-Client-platform kernel: [   87.066448] 
[<ffffffff81769176>] entry_SYSCALL_64_fastpath+0x16/0x75
Jan 12 11:25:32 gfx-Skylake-Client-platform kernel: [   87.066450] ---[ end
trace 2090549c37e6becf ]---
Jan 12 11:25:32 gfx-Skylake-Client-platform kernel: [   87.066491]
------------[ cut here ]------------


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