Description of problem:
During shutdown

Additional info:
reporter:       libreport-2.2.3
kernel BUG at drivers/gpu/drm/drm_crtc.c:536!
invalid opcode: 0000 [#1] SMP 
Modules linked in: rpcsec_gss_krb5 nfsv4 dns_resolver nfs fscache vhost_net vhost macvtap macvlan lp parport snd_usb_audio snd_usbmidi_lib snd_rawmidi ipt_MASQUERADE nf_nat_masquerade_ipv4 ccm fuse xt_CHECKSUM tun ip6t_rpfilter ip6t_REJECT nf_reject_ipv6 xt_conntrack ebtable_nat ebtable_broute bridge stp llc ebtable_filter ebtables ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6 ip6table_mangle ip6table_security ip6table_raw ip6table_filter ip6_tables iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack iptable_mangle iptable_security iptable_raw binfmt_misc bnep arc4 rtsx_pci_sdmmc iTCO_wdt mmc_core rtsx_pci_ms memstick iTCO_vendor_support intel_rapl iosf_mbi x86_pkg_temp_thermal coretemp kvm_intel kvm snd_hda_codec_realtek snd_hda_codec_generic snd_hda_codec_hdmi
crct10dif_pclmul snd_hda_intel crc32_pclmul snd_hda_controller crc32c_intel snd_hda_codec iwlmvm snd_hwdep mac80211 snd_seq uvcvideo snd_seq_device videobuf2_vmalloc ghash_clmulni_intel videobuf2_core iwlwifi joydev snd_pcm videobuf2_memops lpc_ich v4l2_common serio_raw rtsx_pci cfg80211 i2c_i801 videodev mei_me thinkpad_acpi mfd_core snd_timer btusb media mei snd shpchp bluetooth hid_logitech_hidpp wmi tpm_tis soundcore rfkill tpm nfsd auth_rpcgss nfs_acl lockd grace sunrpc hid_logitech_dj i915 e1000e i2c_algo_bit drm_kms_helper drm ptp pps_core video
CPU: 3 PID: 969 Comm: X Not tainted 3.19.3-100.fc20.x86_64 #1
Hardware name: LENOVO 20ARS0LE00/20ARS0LE00, BIOS GJET67WW (2.17 ) 12/10/2013
task: ffff88030d05ea90 ti: ffff88030d1a8000 task.ti: ffff88030d1a8000
RIP: 0010:[<ffffffffa0030189>]  [<ffffffffa0030189>] drm_framebuffer_free_bug+0x9/0x10 [drm]
RSP: 0018:ffff88030d1ab9c8  EFLAGS: 00010246
RAX: 0000000000000000 RBX: ffff88030c56e000 RCX: 0000000000000000
RDX: 0000000000000040 RSI: 0000000000000000 RDI: ffff880285660788
RBP: ffff88030d1ab9c8 R08: ffff8800c6afec70 R09: 0000000000000000
R10: ffffffffa004123e R11: ffff88030ee2a550 R12: ffff880285660780
R13: ffff88030d09eb78 R14: ffff88030d315200 R15: 0000000000000080
FS:  00007f0028f5d9c0(0000) GS:ffff88031e2c0000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000ff1048 CR3: 00000000c9396000 CR4: 00000000001407e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Stack:
ffff88030d1ab9e8 ffffffffa00317f5 ffff88030c56e000 ffff88030d09e800
ffff88030d1aba28 ffffffffa0091811 ffff88030d1aba58 ffff88030d315200
ffff88030d2ed000 ffff88030d09e800 ffff88030d2ed060 0000000000000080
Call Trace:
[<ffffffffa00317f5>] drm_plane_force_disable+0xa5/0xd0 [drm]
[<ffffffffa0091811>] restore_fbdev_mode+0x51/0xf0 [drm_kms_helper]
[<ffffffffa00937a9>] drm_fb_helper_restore_fbdev_mode_unlocked+0x29/0x80 [drm_kms_helper]
[<ffffffffa0093822>] drm_fb_helper_set_par+0x22/0x50 [drm_kms_helper]
[<ffffffffa0176d0a>] intel_fbdev_set_par+0x1a/0x60 [i915]
[<ffffffff813fde57>] fb_set_var+0x197/0x440
[<ffffffff8119f68e>] ? free_hot_cold_page_list+0x4e/0xa0
[<ffffffff813f4624>] fbcon_blank+0x1f4/0x2f0
[<ffffffff81477d38>] do_unblank_screen+0xb8/0x1f0
[<ffffffff8146eabe>] vt_ioctl+0x110e/0x1190
[<ffffffff8175a89e>] ? avc_alloc_node+0x27/0x129
[<ffffffff81461388>] tty_ioctl+0x208/0xc50
[<ffffffff813152e8>] ? avc_has_perm+0xd8/0x1a0
[<ffffffff81315743>] ? selinux_file_free_security+0x23/0x30
[<ffffffff81225448>] do_vfs_ioctl+0x2f8/0x4f0
[<ffffffff812256c1>] SyS_ioctl+0x81/0xa0
[<ffffffff81762389>] system_call_fastpath+0x12/0x17
Code: e1 48 89 df e8 69 34 1c e1 48 83 c4 08 5b 41 5c 41 5d 5d c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 55 48 89 e5 <0f> 0b 0f 1f 44 00 00 0f 1f 44 00 00 55 48 89 e5 53 48 89 fb 48 
RIP  [<ffffffffa0030189>] drm_framebuffer_free_bug+0x9/0x10 [drm]
RSP <ffff88030d1ab9c8>

Potential duplicate: bug 1205449