Comment 80 for bug 1724639

There is indeed a difference:
 Kernel 4.13.1 throws 2 exceptions:
[ 7.353528] ------------[ cut here ]------------
[ 7.353698] WARNING: CPU: 1 PID: 259 at ../drivers/gpu/drm/i915/intel_display.c:1252 assert_planes_disabled+0x128/0x140 [i915]
[ 7.353703] Modules linked in: ata_piix i915(+) serio_raw i2c_algo_bit uhci_hcd ehci_pci drm_kms_helper ehci_hcd syscopyarea sysfillrect sysimgblt usbcore fb_sys_fops drm video button sg dm_multipath dm_mod scsi_dh_rdac scsi_dh_emc scsi_dh_alua
[ 7.353757] CPU: 1 PID: 259 Comm: systemd-udevd Not tainted 4.13.1-1-pae #1
[ 7.353777] Hardware name: ASUSTeK Computer INC. 901/901, BIOS 1903 03/17/2009
[ 7.353793] task: f4ae4700 task.stack: f4b3c000
[ 7.353956] EIP: assert_planes_disabled+0x128/0x140 [i915]
[ 7.353960] EFLAGS: 00010286 CPU: 1
[ 7.353965] EAX: 00000046 EBX: f4bbc000 ECX: f71eb340 EDX: f71e486c

and

[ [ 7.448321] ------------[ cut here ]------------
[ 7.448362] WARNING: CPU: 0 PID: 270 at ../drivers/gpu/drm/drm_atomic_helper.c:912 drm_atomic_helper_update_legacy_modeset_state+0x220/0x230 [drm_kms_helper]
[ 7.448365] Modules linked in: ata_piix i915 serio_raw i2c_algo_bit uhci_hcd ehci_pci drm_kms_helper ehci_hcd syscopyarea sysfillrect sysimgblt usbcore fb_sys_fops drm video button sg dm_multipath dm_mod scsi_dh_rdac scsi_dh_emc scsi_dh_alua
[ 7.448407] CPU: 0 PID: 270 Comm: kworker/u4:2 Tainted: G W 4.13.1-1-pae #1
[ 7.448410] Hardware name: ASUSTeK Computer INC. 901/901, BIOS 1903 03/17/2009
[ 7.448422] Workqueue: events_unbound async_run_entry_fn
[ 7.448427] task: f4bb2780 task.stack: f4bb4000
[ 7.448457] EIP: drm_atomic_helper_update_legacy_modeset_state+0x220/0x230 [drm_kms_helper]
[ 7.448460] EFLAGS: 00010246 CPU: 0
[ 7.448464] EAX: f4b6e800 EBX: f4b0ac00 ECX: f4bc5e00 EDX: f4ba1b00
[ 7.448468] ESI: f4ba2780 EDI: 00000000 EBP: f4bb5c38 ESP: f4bb5c1c
[ 7.448473] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068
[ 7.448477] CR0: 80050033 CR2: b7153000 CR3: 349d0060 CR4: 000006f0
   7.353969] ESI: 00000001 EDI: 00000001 EBP: f4b3dbe4 ESP: f4b3dbc8
[ 7.353975] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068
[ 7.353980] CR0: 80050033 CR2: b7152000 CR3: 34aeca60 CR4: 000006f0

while Kernel 4.12.11 has only one:

[ 7.349601] ------------[ cut here ]------------
[ 7.349637] WARNING: CPU: 1 PID: 276 at ../drivers/gpu/drm/drm_atomic_helper.c:842 drm_atomic_helper_update_legacy_modeset_state+0x220/0x230 [drm_kms_helper]
[ 7.349640] Modules linked in: ata_piix i915 serio_raw i2c_algo_bit drm_kms_helper ehci_pci uhci_hcd ehci_hcd usbcore syscopyarea sysfillrect sysimgblt fb_sys_fops drm video button sg dm_multipath dm_mod scsi_dh_rdac scsi_dh_emc scsi_dh_alua
[ 7.349680] CPU: 1 PID: 276 Comm: kworker/u4:2 Not tainted 4.12.11-1-pae #1
[ 7.349683] Hardware name: ASUSTeK Computer INC. 901/901, BIOS 1903 03/17/2009
[ 7.349696] Workqueue: events_unbound async_run_entry_fn
[ 7.349700] task: f4aec6c0 task.stack: f4be6000
[ 7.349728] EIP: drm_atomic_helper_update_legacy_modeset_state+0x220/0x230 [drm_kms_helper]
[ 7.349731] EFLAGS: 00010246 CPU: 1
[ 7.349735] EAX: f56ce400 EBX: f4bb7c00 ECX: f4bf3500 EDX: f4bf0e00
[ 7.349738] ESI: f4bf3700 EDI: 00000000 EBP: f4be7c38 ESP: f4be7c1c
[ 7.349742] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068
[ 7.349746] CR0: 80050033 CR2: b74dd8e0 CR3: 34ae1160 CR4: 000006f0