Bug 1217213

Additional info:
reporter:       libreport-2.3.0
kernel BUG at drivers/gpu/drm/drm_crtc.c:536!
invalid opcode: 0000 [#1] SMP 
Modules linked in: ccm ip6t_rpfilter ip6t_REJECT nf_reject_ipv6 xt_conntrack bnep 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 vfat fat fuse rtsx_usb_ms memstick intel_rapl iosf_mbi x86_pkg_temp_thermal coretemp uvcvideo videobuf2_vmalloc videobuf2_core kvm videobuf2_memops v4l2_common videodev media ppdev crct10dif_pclmul snd_hda_codec_conexant snd_hda_codec_generic snd_hda_codec_hdmi snd_hda_intel arc4 snd_hda_controller crc32_pclmul btusb iwlmvm mac80211 snd_hda_codec iTCO_wdt iTCO_vendor_support snd_soc_rt5640 snd_soc_rl6231
 crc32c_intel joydev snd_hwdep bluetooth snd_seq snd_soc_core ghash_clmulni_intel snd_compress snd_seq_device serio_raw snd_soc_sst_acpi iwlwifi regmap_i2c parport_pc cfg80211 snd_pcm mei_me parport dw_dmac dw_dmac_core ideapad_laptop i2c_hid i2c_designware_platform snd_timer soc_button_array sparse_keymap snd rfkill mei i2c_i801 i2c_designware_core lpc_ich shpchp soundcore nfsd auth_rpcgss nfs_acl lockd grace sunrpc i915 rtsx_usb_sdmmc i2c_algo_bit drm_kms_helper drm rtsx_usb r8169 mfd_core mii sdhci_acpi sdhci mmc_core video
CPU: 1 PID: 1 Comm: systemd Not tainted 3.19.4-200.fc21.x86_64 #1
Hardware name: LENOVO 20354/Lancer 5A5, BIOS 9BCN30WW 01/27/2015
task: ffff8802459b0000 ti: ffff8802459b8000 task.ti: ffff8802459b8000
RIP: 0010:[<ffffffffa0083439>]  [<ffffffffa0083439>] drm_framebuffer_free_bug+0x9/0x10 [drm]
RSP: 0018:ffff8802459bb9c8  EFLAGS: 00010246
RAX: 0000000000000000 RBX: ffff880242444800 RCX: 0000000000000000
RDX: 0000000000000040 RSI: 0000000000000000 RDI: ffff88019fca0d88
RBP: ffff8802459bb9c8 R08: ffff8801c26e0370 R09: 0000000000000000
R10: ffff88014b75fbc0 R11: 0000000000000246 R12: ffff88019fca0d80
R13: ffff880242eaf800 R14: ffff880242611378 R15: ffff880242d8d000
FS:  00007fc3d8fc3880(0000) GS:ffff88024f240000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007facfd775668 CR3: 0000000242e47000 CR4: 00000000001407e0
Stack:
 ffff8802459bb9e8 ffffffffa008532d ffff880242444800 ffff880242611000
 ffff8802459bba28 ffffffffa00e4e01 ffff8802451d64b0 ffff880242eaf800
 ffff880242611000 ffff880242d8d060 0000000000000080 ffff880242d8d000
Call Trace:
 [<ffffffffa008532d>] drm_plane_force_disable+0x9d/0xd0 [drm]
 [<ffffffffa00e4e01>] restore_fbdev_mode+0x51/0xf0 [drm_kms_helper]
 [<ffffffffa00e6ed9>] drm_fb_helper_restore_fbdev_mode_unlocked+0x29/0x80 [drm_kms_helper]
 [<ffffffffa00e6f52>] drm_fb_helper_set_par+0x22/0x50 [drm_kms_helper]
 [<ffffffffa018dc7a>] intel_fbdev_set_par+0x1a/0x60 [i915]
 [<ffffffff8140cd20>] fb_set_var+0x190/0x420
 [<ffffffff8132528b>] ? cred_has_capability+0x6b/0x130
 [<ffffffff813210a7>] ? avc_alloc_node+0x27/0x130
 [<ffffffff811fbb89>] ? kmem_cache_alloc_trace+0x1a9/0x230
 [<ffffffff8140316c>] fbcon_blank+0x25c/0x340
 [<ffffffff8132528b>] ? cred_has_capability+0x6b/0x130
 [<ffffffff8148755a>] do_unblank_screen+0xba/0x1f0
 [<ffffffff8147e361>] vt_ioctl+0x13b1/0x1430
 [<ffffffff8147780d>] ? n_tty_ioctl_helper+0x2d/0x170
 [<ffffffff81470539>] tty_ioctl+0x409/0xc50
 [<ffffffff8122bc79>] ? do_filp_open+0x49/0xd0
 [<ffffffff8122e348>] do_vfs_ioctl+0x2f8/0x500
 [<ffffffff8122e5d1>] SyS_ioctl+0x81/0xa0
 [<ffffffff81775049>] system_call_fastpath+0x12/0x17
Code: f9 6e e1 4c 89 e7 e8 c7 70 17 e1 48 83 c4 08 5b 41 5c 41 5d 5d c3 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  [<ffffffffa0083439>] drm_framebuffer_free_bug+0x9/0x10 [drm]

Potential duplicate: bug 1205449