Additional info:
reporter:       libreport-2.2.3
WARNING: CPU: 1 PID: 668 at drivers/gpu/drm/i915/intel_display.c:1234 assert_cursor.constprop.79+0x9b/0xa0 [i915]()
cursor on pipe B assertion failure (expected off, current on)
Modules linked in: bnep bluetooth fuse xt_CHECKSUM iptable_mangle ipt_MASQUERADE iptable_nat nf_nat_ipv4 nf_nat tun bridge stp llc nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core hid_sensor_rotation hid_sensor_gyro_3d hid_sensor_accel_3d hid_sensor_als v4l2_common hid_sensor_magn_3d hid_sensor_incl_3d x86_pkg_temp_thermal hid_sensor_trigger coretemp industrialio_triggered_buffer kfifo_buf vfat kvm_intel fat industrialio videodev hid_sensor_iio_common kvm snd_hda_codec_hdmi snd_hda_codec_realtek arc4 hid_sensor_hub snd_hda_codec_generic hid_multitouch iwldvm media iTCO_wdt iTCO_vendor_support snd_hda_intel mac80211 snd_hda_controller snd_hda_codec crct10dif_pclmul snd_hwdep crc32_pclmul snd_seq crc32c_intel snd_seq_device[E0][DA]-kf
 iwlwifi ghash_clmulni_intel microcode snd_pcm joydev cfg80211 serio_raw i2c_i801 rtsx_pci_ms memstick thinkpad_acpi snd_timer tpm_tis wmi rfkill tpm mei_me snd mei soundcore shpchp lpc_ich binfmt_misc i915 rtsx_pci_sdmmc i2c_algo_bit mmc_core drm_kms_helper drm r8169 i2ccore rtsx_pci mii mfd_core video[03]
CPU: 1 PID: 668 Comm: Xorg.bin Not tainted 3.17.0-0.rc1.git3.2.fc22.1.x86_64 #1
Hardware name: LENOVO 33472GU/33472GU, BIOS GDET92WW (1.52 ) 02/05/2013
 0000000000000000 00000000fd49463a ffff8802088eba38 ffffffff817314eb
 ffff8802088eba80 ffff8802088eba70 ffffffff81093ddd 0000000000000001
 0000000000000001 0000000000000001 ffff880210b5d000 ffff88003fe90000
Call Trace:
 [<ffffffff817314eb>] dump_stack+0x45/0x56
 [<ffffffff81093ddd>] warn_slowpath_common+0x7d/0xa0
 [<ffffffff81093e5c>] warn_slowpath_fmt+0x5c/0x80
 [<ffffffffa0145c0b>] assert_cursor.constprop.79+0x9b/0xa0 [i915]
 [<ffffffffa0148319>] intel_enable_pipe+0x49/0x200 [i915]
 [<ffffffffa0150210>] ironlake_crtc_enable+0x3b0/0xe80 [i915]
 [<ffffffffa014c3ea>] __intel_set_mode+0x87a/0x16f0 [i915]
 [<ffffffffa0154c16>] intel_set_mode+0x16/0x30 [i915]
 [<ffffffffa0155d1a>] intel_crtc_set_config+0xa9a/0xeb0 [i915]
 [<ffffffffa0061b24>] drm_mode_set_config_internal+0x64/0xe0 [drm]
 [<ffffffffa006621b>] drm_mode_setcrtc+0x2ab/0x5b0 [drm][03]
 [<ffffffffa0057e5f>] drm_ioctl+0x1df/0x680 [drm]
 [<ffffffff8121b5c0>] do_vfs_ioctl+0x2d0/0x4b0
 [<ffffffff8121b821>] SyS_ioctl+0x81/0xa0
 [<ffffffff81131796>] ? __audit_syscall_exit+0x1f6/0x2a0[03]
 [<ffffffff81738569>] system_call_fastpath+0x16/0x1b