RBP: 00007ffeaabfe8f0 R08: 0000000000000001 R09: 0000000000000100
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005
R13: ffffffffffffffff R14: 0000000000000000 R15: 0000000000000000

================================================
WARNING: lock held when returning to user space!
4.20.0-rc7-next-20181224 #189 Not tainted
------------------------------------------------
syz-executor589/7758 is leaving the kernel with locks still held!
1 lock held by syz-executor589/7758:
 #0: 00000000c4fefe26 (crtc_ww_class_acquire){+.+.}, at: set_property_atomic+0xb3/0x330 drivers/gpu/drm/drm_mode_object.c:462