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 Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1523088 Title: WARN_ON(!wm_changed) warning and stacktrace in kernel log To manage notifications about this bug go to: https://bugs.launchpad.net/xorg-server/+bug/1523088/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
