4.2.0-27-generic #32-Ubuntu SMP Fri Jan 22 04:49:08 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux
I have the same issue and it comes every 2-5 minutes Jan 23 11:56:59 zhakal kernel: [ 212.683811] WARNING: CPU: 6 PID: 1446 at /build/linux-NgsOGa/linux-4.2.0/drivers/gpu/drm/i915/intel_pm.c:3404 skl_update_other_pipe_wm+0x1de/0x1f0 [i915]() Jan 23 11:56:59 zhakal kernel: [ 212.683812] WARN_ON(!wm_changed) Jan 23 11:56:59 zhakal kernel: [ 212.683813] Modules linked in: ip6table_filter ip6_tables iptable_filter ip_tables x_tables pci_stub vboxpci(OE) vboxnetadp(OE) vboxnetflt(OE) vboxdrv(OE) rpcsec_gss_krb5 nfsv4 nfsv3 nfs fscache joydev input_leds zram lz4_compress snd_hda_codec_hdmi uvcvideo snd_hda_codec_realtek videobuf2_vmalloc snd_hda_codec_generic videobuf2_memops videobuf2_core v4l2_common videodev snd_usb_audio media snd_usbmidi_lib snd_hda_intel hid_generic snd_hda_codec intel_rapl snd_hda_core x86_pkg_temp_thermal snd_hwdep intel_powerclamp snd_pcm coretemp eeepc_wmi asus_wmi sparse_keymap kvm snd_seq_midi snd_seq_midi_event snd_rawmidi crct10dif_pclmul crc32_pclmul snd_seq usbhid snd_seq_device aesni_intel snd_timer aes_x86_64 snd lrw gf128mul soundcore glue_helper ablk_helper cryptd serio_raw shpchp mei_me mei acpi_als kfifo_buf 8250_fintek intel_lpss_acpi intel_lpss industrialio mac_hid acpi_pad nfsd auth_rpcgss nfs_acl lockd grace sunrpc parport_pc ppdev lp parport autof s4 mxm_wmi i915 e1000e i2c_algo_bit psmouse drm_kms_helper ptp pps_core drm ahci libahci wmi video pinctrl_sunrisepoint i2c_hid pinctrl_intel hid Jan 23 11:56:59 zhakal kernel: [ 212.683869] CPU: 6 PID: 1446 Comm: Xorg Tainted: G W OE 4.2.0-27-generic #32-Ubuntu Jan 23 11:56:59 zhakal kernel: [ 212.683870] Hardware name: System manufacturer System Product Name/Z170 PRO GAMING, BIOS 1202 12/25/2015 Jan 23 11:56:59 zhakal kernel: [ 212.683871] 0000000000000000 00000000138afa90 ffff880425d6b518 ffffffff817eae99 Jan 23 11:56:59 zhakal kernel: [ 212.683872] 0000000000000000 ffff880425d6b570 ffff880425d6b558 ffffffff8107b9c6 Jan 23 11:56:59 zhakal kernel: [ 212.683874] ffff880425d6b620 ffff880425d6b6c4 ffff880422d63000 ffff880422d62000 Jan 23 11:56:59 zhakal kernel: [ 212.683875] Call Trace: Jan 23 11:56:59 zhakal kernel: [ 212.683881] [<ffffffff817eae99>] dump_stack+0x45/0x57 Jan 23 11:56:59 zhakal kernel: [ 212.683885] [<ffffffff8107b9c6>] warn_slowpath_common+0x86/0xc0 Jan 23 11:56:59 zhakal kernel: [ 212.683886] [<ffffffff8107ba55>] warn_slowpath_fmt+0x55/0x70 Jan 23 11:56:59 zhakal kernel: [ 212.683893] [<ffffffffc01b8b9e>] skl_update_other_pipe_wm+0x1de/0x1f0 [i915] Jan 23 11:56:59 zhakal kernel: [ 212.683898] [<ffffffffc01b8d6b>] skl_update_wm+0x1bb/0x740 [i915] Jan 23 11:56:59 zhakal kernel: [ 212.683913] [<ffffffffc02048d7>] ? gen9_read32+0xf7/0x2d0 [i915] Jan 23 11:56:59 zhakal kernel: [ 212.683920] [<ffffffffc01ed342>] ? i915_get_vblank_timestamp+0x62/0xa0 [i915] Jan 23 11:56:59 zhakal kernel: [ 212.683927] [<ffffffffc01bc4be>] intel_update_watermarks+0x1e/0x30 [i915] Jan 23 11:56:59 zhakal kernel: [ 212.683938] [<ffffffffc021fb79>] intel_finish_crtc_commit+0x169/0x190 [i915] Jan 23 11:56:59 zhakal kernel: [ 212.683945] [<ffffffffc0114793>] drm_atomic_helper_commit_planes_on_crtc+0x143/0x260 [drm_kms_helper] Jan 23 11:56:59 zhakal kernel: [ 212.683956] [<ffffffffc0238edb>] intel_atomic_commit+0x6b/0x100 [i915] Jan 23 11:56:59 zhakal kernel: [ 212.683977] [<ffffffffc009bd47>] drm_atomic_commit+0x37/0x60 [drm] Jan 23 11:56:59 zhakal kernel: [ 212.683980] [<ffffffffc01130cf>] drm_atomic_helper_disable_plane+0xef/0x130 [drm_kms_helper] Jan 23 11:56:59 zhakal kernel: [ 212.683986] [<ffffffffc008b93a>] __setplane_internal+0x23a/0x2f0 [drm] Jan 23 11:56:59 zhakal kernel: [ 212.683991] [<ffffffffc008bb1b>] drm_mode_cursor_universal+0x12b/0x210 [drm] Jan 23 11:56:59 zhakal kernel: [ 212.683993] [<ffffffff817ef9cf>] ? __ww_mutex_lock+0x5f/0xa0 Jan 23 11:56:59 zhakal kernel: [ 212.683997] [<ffffffffc008bc81>] drm_mode_cursor_common+0x81/0x180 [drm] Jan 23 11:56:59 zhakal kernel: [ 212.684005] [<ffffffffc008fca0>] drm_mode_cursor_ioctl+0x50/0x70 [drm] Jan 23 11:56:59 zhakal kernel: [ 212.684009] [<ffffffffc0080495>] drm_ioctl+0x125/0x610 [drm] Jan 23 11:56:59 zhakal kernel: [ 212.684014] [<ffffffffc008fc50>] ? drm_mode_setcrtc+0x500/0x500 [drm] Jan 23 11:56:59 zhakal kernel: [ 212.684018] [<ffffffff812110b5>] do_vfs_ioctl+0x295/0x480 Jan 23 11:56:59 zhakal kernel: [ 212.684020] [<ffffffff811fd2d8>] ? __vfs_read+0x18/0x40 Jan 23 11:56:59 zhakal kernel: [ 212.684021] [<ffffffff811fd8a7>] ? vfs_read+0x87/0x130 Jan 23 11:56:59 zhakal kernel: [ 212.684023] [<ffffffff81211319>] SyS_ioctl+0x79/0x90 Jan 23 11:56:59 zhakal kernel: [ 212.684024] [<ffffffff817f1c72>] entry_SYSCALL_64_fastpath+0x16/0x75 Jan 23 11:56:59 zhakal kernel: [ 212.684025] ---[ end trace 42acdfd8c91b2799 ]--- Jan 23 11:57:31 zhakal kernel: [ 244.265189] ------------[ cut here ]------------ -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1523088 Title: WARN_ON(!wm_changed) warning and stacktrace in kernel log Status in X.Org X server: Fix Released Status in linux package in Ubuntu: Incomplete Bug description: I always get an warning and stacktrace (and it seems to hang a little bit). This occurs after reboot as well as when I move with the cursor between my hdmi monitor and my laptop. (This only occurs when HDMI is connected) Default Kubuntu install version 15.10 with kernel 4.2.0-19-generic Processor: i5 6300hq Graphics: gtx950m WARNING: CPU: 1 PID: 827 at /build/linux-26_gwp/linux-4.2.0/drivers/gpu/drm/i915/intel_pm.c:3404 skl_update_other_pipe_wm+0x1de/0x1f0 [i915]() [Sam Dez 5 12:34:46 2015] WARN_ON(!wm_changed) [Sam Dez 5 12:34:46 2015] Modules linked in: [Sam Dez 5 12:34:46 2015] nls_iso8859_1 pci_stub vboxpci(OE) vboxnetadp(OE) vboxnetflt(OE) vboxdrv(OE) drbg ansi_cprng ctr ccm rfcomm bnep arc4 rtsx_usb_ms memstick i2c_designware_platform i2c_designware_core acer_wmi sparse_keymap snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hda_core intel_rapl snd_hwdep iosf_mbi x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel kvm snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi snd_seq crct10dif_pclmul crc32_pclmul aesni_intel aes_x86_64 lrw gf128mul snd_seq_device glue_helper snd_timer ablk_helper cryptd ath10k_pci ath10k_core snd ath mac80211 serio_raw soundcore idma64 virt_dma cfg80211 joydev input_leds uvcvideo mei_me videobuf2_vmalloc videobuf2_memops mei videobuf2_core v4l2_common intel_lpss_pci videodev media [Sam Dez 5 12:34:46 2015] btusb btrtl btbcm btintel bluetooth shpchp dell_smo8800 intel_lpss_acpi intel_lpss tpm_crb acpi_pad mac_hid parport_pc ppdev lp parport autofs4 hid_generic hid_logitech_hidpp hid_logitech_dj usbhid rtsx_usb_sdmmc rtsx_usb uas usb_storage nouveau i915 mxm_wmi ttm i2c_algo_bit drm_kms_helper r8169 mii drm ahci libahci i2c_hid hid wmi pinctrl_sunrisepoint video pinctrl_intel [Sam Dez 5 12:34:46 2015] CPU: 1 PID: 827 Comm: Xorg Tainted: G W OE 4.2.0-19-generic #23-Ubuntu [Sam Dez 5 12:34:46 2015] Hardware name: Acer Aspire V5-591G/Usopp_SLS, BIOS V1.03 10/23/2015 [Sam Dez 5 12:34:46 2015] 0000000000000000 00000000a287b8f0 ffff880071b03518 ffffffff817e93f9 [Sam Dez 5 12:34:46 2015] 0000000000000000 ffff880071b03570 ffff880071b03558 ffffffff8107b3d6 [Sam Dez 5 12:34:46 2015] ffff880071b03620 ffff880071b036c4 ffff880279bf2000 ffff880279bf7000 [Sam Dez 5 12:34:46 2015] Call Trace: [Sam Dez 5 12:34:46 2015] [<ffffffff817e93f9>] dump_stack+0x45/0x57 [Sam Dez 5 12:34:46 2015] [<ffffffff8107b3d6>] warn_slowpath_common+0x86/0xc0 [Sam Dez 5 12:34:46 2015] [<ffffffff8107b465>] warn_slowpath_fmt+0x55/0x70 [Sam Dez 5 12:34:46 2015] [<ffffffffc017eb9e>] skl_update_other_pipe_wm+0x1de/0x1f0 [i915] [Sam Dez 5 12:34:46 2015] [<ffffffffc017ed6b>] skl_update_wm+0x1bb/0x740 [i915] [Sam Dez 5 12:34:46 2015] [<ffffffffc01ca837>] ? gen9_read32+0xf7/0x2d0 [i915] [Sam Dez 5 12:34:46 2015] [<ffffffffc01b32a2>] ? i915_get_vblank_timestamp+0x62/0xa0 [i915] [Sam Dez 5 12:34:46 2015] [<ffffffffc01824be>] intel_update_watermarks+0x1e/0x30 [i915] [Sam Dez 5 12:34:46 2015] [<ffffffffc01e5ad9>] intel_finish_crtc_commit+0x169/0x190 [i915] [Sam Dez 5 12:34:46 2015] [<ffffffffc00f3793>] drm_atomic_helper_commit_planes_on_crtc+0x143/0x260 [drm_kms_helper] [Sam Dez 5 12:34:46 2015] [<ffffffffc01fee3b>] intel_atomic_commit+0x6b/0x100 [i915] [Sam Dez 5 12:34:46 2015] [<ffffffffc0094d47>] drm_atomic_commit+0x37/0x60 [drm] [Sam Dez 5 12:34:46 2015] [<ffffffffc00f20cf>] drm_atomic_helper_disable_plane+0xef/0x130 [drm_kms_helper] [Sam Dez 5 12:34:46 2015] [<ffffffffc008493a>] __setplane_internal+0x23a/0x2f0 [drm] [Sam Dez 5 12:34:46 2015] [<ffffffffc0084b1b>] drm_mode_cursor_universal+0x12b/0x210 [drm] [Sam Dez 5 12:34:46 2015] [<ffffffff817edf2f>] ? __ww_mutex_lock+0x5f/0xa0 [Sam Dez 5 12:34:46 2015] [<ffffffffc0084c81>] drm_mode_cursor_common+0x81/0x180 [drm] [Sam Dez 5 12:34:46 2015] [<ffffffffc0088ca0>] drm_mode_cursor_ioctl+0x50/0x70 [drm] [Sam Dez 5 12:34:46 2015] [<ffffffffc0079495>] drm_ioctl+0x125/0x610 [drm] [Sam Dez 5 12:34:46 2015] [<ffffffffc0088c50>] ? drm_mode_setcrtc+0x500/0x500 [drm] [Sam Dez 5 12:34:46 2015] [<ffffffff81210a25>] do_vfs_ioctl+0x295/0x480 [Sam Dez 5 12:34:46 2015] [<ffffffff81087f71>] ? __set_task_blocked+0x41/0xa0 [Sam Dez 5 12:34:46 2015] [<ffffffff81210c89>] SyS_ioctl+0x79/0x90 [Sam Dez 5 12:34:46 2015] [<ffffffff817f01f2>] entry_SYSCALL_64_fastpath+0x16/0x75 [Sam Dez 5 12:34:46 2015] ---[ end trace c72c2dc92b88cd01 ]--- ProblemType: Bug DistroRelease: Ubuntu 15.10 Package: xserver-xorg-core 2:1.17.2-1ubuntu9.1 ProcVersionSignature: Ubuntu 4.2.0-19.23-generic 4.2.6 Uname: Linux 4.2.0-19-generic x86_64 ApportVersion: 2.19.1-0ubuntu5 Architecture: amd64 Date: Sat Dec 5 12:35:24 2015 ExecutablePath: /usr/bin/Xorg InstallationDate: Installed on 2015-12-04 (0 days ago) InstallationMedia: Kubuntu 15.10 "Wily Werewolf" - Release amd64 (20151021) SourcePackage: xorg-server UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/xorg-server/+bug/1523088/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
