spandekernel2

[   17.968999] ath9k 0000:02:00.0 wlan0: disabling VHT as WMM/QoS is not supported by the AP
[   17.970612] wlan0: associate with 00:0c:f6:43:b5:e2 (try 1/3)
[   17.972737] wlan0: RX AssocResp from 00:0c:f6:43:b5:e2 (capab=0x401 status=0 aid=3)
[   17.972837] wlan0: associated
[ 1375.145150] ------------[ cut here ]------------
[ 1375.145198] WARNING: CPU: 4 PID: 992 at /build/linux-Ki7dwx/linux-4.5.1/drivers/gpu/drm/i915/intel_pm.c:3553 skl_update_other_pipe_wm+0x174/0x180 [i915]()
[ 1375.145202] WARN_ON(!wm_changed)
[ 1375.145204] Modules linked in:
[ 1375.145208]  cpufreq_conservative(E) cpufreq_stats(E) cpufreq_powersave(E) cpufreq_userspace(E) nfsd(E) auth_rpcgss(E) nfs_acl(E) nfs(E) lockd(E) grace(E) fscache(E) sunrpc(E) nls_utf8(E) nls_cp437(E) vfat(E) fat(E) intel_rapl(E) snd_hda_codec_hdmi(E) x86_pkg_temp_thermal(E) intel_powerclamp(E) coretemp(E) kvm(E) snd_hda_codec_realtek(E) snd_hda_codec_generic(E) irqbypass(E) crct10dif_pclmul(E) crc32_pclmul(E) ghash_clmulni_intel(E) hmac(E) drbg(E) i915(E) arc4(E) ansi_cprng(E) aesni_intel(E) aes_x86_64(E) ath9k(E) ath9k_common(E) ath9k_hw(E) lrw(E) ath(E) mac80211(E) drm_kms_helper(E) cfg80211(E) gf128mul(E) drm(E) glue_helper(E) ablk_helper(E) mxm_wmi(E) hci_uart(E) btbcm(E) btqca(E) eeepc_wmi(E) asus_wmi(E) evdev(E) sparse_keymap(E) cryptd(E) btintel(E) bluetooth(E) 8250_fintek(E) intel_lpss_acpi(E)
[ 1375.145267]  pcspkr(E) efi_pstore(E) serio_raw(E) efivars(E) i2c_algo_bit(E) i2c_i801(E) intel_lpss(E) mei_me(E) mfd_core(E) rfkill(E) mei(E) shpchp(E) tpm_tis(E) snd_hda_intel(E) snd_hda_codec(E) snd_hda_core(E) acpi_als(E) snd_hwdep(E) kfifo_buf(E) snd_pcm(E) snd_timer(E) tpm(E) snd(E) soundcore(E) video(E) battery(E) industrialio(E) processor(E) acpi_pad(E) button(E) wmi(E) fuse(E) parport_pc(E) ppdev(E) lp(E) parport(E) autofs4(E) ext4(E) crc16(E) mbcache(E) jbd2(E) hid_generic(E) usbhid(E) sg(E) sr_mod(E) cdrom(E) sd_mod(E) crc32c_intel(E) ahci(E) xhci_pci(E) libahci(E) psmouse(E) xhci_hcd(E) libata(E) r8169(E) mii(E) usbcore(E) scsi_mod(E) usb_common(E) fan(E) thermal(E) i2c_hid(E) hid(E) fjes(E)
[ 1375.145333] CPU: 4 PID: 992 Comm: Xorg Tainted: G        W   E   4.5.0-0.bpo.1-amd64 #1 Debian 4.5.1-1~bpo8+1
[ 1375.145336] Hardware name: System manufacturer System Product Name/B150M-C, BIOS 0603 11/19/2015
[ 1375.145340]  0000000000000286 000000004beee077 ffffffff813099f5 ffff880815ab79c0
[ 1375.145345]  ffffffffc09e46f0 ffffffff81079a61 0000000000000012 ffff880815ab7a18
[ 1375.145351]  ffff8808153ff000 ffff8808153fd000 ffff8808129fe3a8 ffffffff81079aec
[ 1375.145356] Call Trace:
[ 1375.145365]  [<ffffffff813099f5>] ? dump_stack+0x5c/0x77
[ 1375.145373]  [<ffffffff81079a61>] ? warn_slowpath_common+0x81/0xb0
[ 1375.145378]  [<ffffffff81079aec>] ? warn_slowpath_fmt+0x5c/0x80
[ 1375.145416]  [<ffffffffc0922054>] ? skl_update_other_pipe_wm+0x174/0x180 [i915]
[ 1375.145451]  [<ffffffffc09221e0>] ? skl_update_wm+0x180/0x600 [i915]
[ 1375.145504]  [<ffffffffc09a7d8f>] ? intel_ddi_enable_transcoder_func+0x17f/0x260 [i915]
[ 1375.145557]  [<ffffffffc098bcf0>] ? haswell_crtc_enable+0x310/0x8a0 [i915]
[ 1375.145608]  [<ffffffffc0987716>] ? intel_atomic_commit+0x616/0x16c0 [i915]
[ 1375.145659]  [<ffffffffc0554ebf>] ? drm_atomic_check_only+0x13f/0x630 [drm]
[ 1375.145691]  [<ffffffffc05547a1>] ? drm_atomic_set_crtc_for_connector+0x51/0xd0 [drm]
[ 1375.145709]  [<ffffffffc0655552>] ? drm_atomic_helper_set_config+0x72/0xb0 [drm_kms_helper]
[ 1375.145738]  [<ffffffffc05455fe>] ? drm_mode_set_config_internal+0x5e/0xf0 [drm]
[ 1375.145768]  [<ffffffffc0549626>] ? drm_mode_setcrtc+0x1a6/0x510 [drm]
[ 1375.145790]  [<ffffffffc053b596>] ? drm_ioctl+0x126/0x490 [drm]
[ 1375.145816]  [<ffffffffc0549480>] ? drm_mode_setplane+0x1b0/0x1b0 [drm]
[ 1375.145823]  [<ffffffff811fe479>] ? do_vfs_ioctl+0x99/0x5d0
[ 1375.145827]  [<ffffffff811fea26>] ? SyS_ioctl+0x76/0x90
[ 1375.145835]  [<ffffffff815b97b6>] ? system_call_fast_compare_end+0xc/0x6b