Also happens on Haswell Lenovo Yoga 2 Pro: [ 417.571439] ------------[ cut here ]------------ [ 417.571466] WARNING: CPU: 1 PID: 765 at /build/buildd/linux-3.19.0/drivers/gpu/drm/i915/intel_display.c:1256 assert_plane.constprop.87+0x7b/0x90 [i915]() [ 417.571467] plane A assertion failure (expected on, current off) [ 417.571478] Modules linked in: hid_generic hidp ctr ccm rfcomm bnep nls_iso8859_1 hid_sensor_gyro_3d hid_sensor_accel_3d hid_sensor_incl_3d hid_sensor_als hid_sensor_rotation hid_sensor_magn_3d hid_sensor_trigger industrialio_triggered_buffer kfifo_buf industrialio hid_sensor_iio_common hid_multitouch hid_sensor_hub uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev btusb bluetooth media usbhid arc4 snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic joydev intel_rapl iosf_mbi x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel kvm snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event crct10dif_pclmul snd_rawmidi crc32_pclmul ghash_clmulni_intel aesni_intel iwlmvm aes_x86_64 lrw gf128mul glue_helper ablk_helper [ 417.571490] mac80211 cryptd snd_seq snd_seq_device i915 snd_timer iwlwifi cfg80211 drm_kms_helper serio_raw drm snd mei_me shpchp soundcore i2c_algo_bit mei lpc_ich ideapad_laptop sparse_keymap int3403_thermal i2c_hid hid dw_dmac dw_dmac_core int3402_thermal 8250_dw spi_pxa2xx_platform i2c_designware_platform video i2c_designware_core mac_hid int3400_thermal acpi_thermal_rel processor_thermal_device soc_button_array intel_smartconnect parport_pc ppdev lp parport autofs4 ahci psmouse libahci sdhci_acpi sdhci [ 417.571492] CPU: 1 PID: 765 Comm: Xorg Not tainted 3.19.0-12-generic #12-Ubuntu [ 417.571493] Hardware name: LENOVO 20266/Yoga2, BIOS 76CN42WW 03/02/2015 [ 417.571494] ffffffffc04b8e10 ffff88009769f728 ffffffff817c2175 0000000033623362 [ 417.571495] ffff88009769f778 ffff88009769f768 ffffffff8107595a ffffffff0069f758 [ 417.571496] 0000000000000000 ffff880252b2a000 ffff880252d27000 ffff880252d27000 [ 417.571497] Call Trace: [ 417.571501] [<ffffffff817c2175>] dump_stack+0x45/0x57 [ 417.571504] [<ffffffff8107595a>] warn_slowpath_common+0x8a/0xc0 [ 417.571505] [<ffffffff810759d6>] warn_slowpath_fmt+0x46/0x50 [ 417.571517] [<ffffffffc045552b>] assert_plane.constprop.87+0x7b/0x90 [i915] [ 417.571528] [<ffffffffc045d6a1>] hsw_disable_ips+0x41/0x190 [i915] [ 417.571537] [<ffffffffc045da68>] intel_crtc_disable_planes+0x48/0x140 [i915] [ 417.571546] [<ffffffffc045e7cf>] haswell_crtc_disable+0x4f/0x3c0 [i915] [ 417.571555] [<ffffffffc045f769>] __intel_set_mode+0xa59/0xc80 [i915] [ 417.571566] [<ffffffffc046633b>] intel_crtc_set_config+0xbfb/0xf70 [i915] [ 417.571575] [<ffffffffc027dca6>] drm_mode_set_config_internal+0x66/0x100 [drm] [ 417.571581] [<ffffffffc02edd18>] restore_fbdev_mode+0xc8/0xf0 [drm_kms_helper] [ 417.571585] [<ffffffffc02efd89>] drm_fb_helper_restore_fbdev_mode_unlocked+0x29/0x80 [drm_kms_helper] [ 417.571589] [<ffffffffc02efe02>] drm_fb_helper_set_par+0x22/0x50 [drm_kms_helper] [ 417.571600] [<ffffffffc047229a>] intel_fbdev_set_par+0x1a/0x60 [i915] [ 417.571602] [<ffffffff8143395a>] fb_set_var+0x18a/0x410 [ 417.571604] [<ffffffff8127b995>] ? ext4_mark_iloc_dirty+0x435/0x7b0 [ 417.571605] [<ffffffff8142a389>] fbcon_blank+0x229/0x300 [ 417.571606] [<ffffffff812283a0>] ? __find_get_block+0xf0/0x120 [ 417.571609] [<ffffffff814b9fba>] do_unblank_screen+0xba/0x1f0 [ 417.571610] [<ffffffff814b0f2a>] vt_ioctl+0x13ea/0x1460 [ 417.571612] [<ffffffff814a2d71>] tty_ioctl+0x411/0xcb0 [ 417.571614] [<ffffffff8119cea1>] ? kzfree+0x31/0x40 [ 417.571616] [<ffffffff811d46ee>] ? kfree+0x13e/0x150 [ 417.571617] [<ffffffff8120b44a>] ? dput+0x2a/0x1c0 [ 417.571618] [<ffffffff81207ac0>] do_vfs_ioctl+0x2e0/0x4e0 [ 417.571620] [<ffffffff811f50ce>] ? ____fput+0xe/0x10 [ 417.571622] [<ffffffff81092d0c>] ? task_work_run+0xbc/0xf0 [ 417.571623] [<ffffffff81207d41>] SyS_ioctl+0x81/0xa0 [ 417.571625] [<ffffffff817c928d>] system_call_fastpath+0x16/0x1b [ 417.571625] ---[ end trace 340362446211cd9e ]---
-- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xserver-xorg-video-intel in Ubuntu. https://bugs.launchpad.net/bugs/1436590 Title: Intel Display i915 driver crashes, Thinkpad X1 carbon Gen 3 To manage notifications about this bug go to: https://bugs.launchpad.net/xserver-xorg-video-intel/+bug/1436590/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp
