Backtrace

WARNING: CPU: 0 PID: 26934 at drivers/gpu/drm/vmwgfx/vmwgfx_cmdbuf.c:409 vmw_cmdbuf_ctx_process+0x19b/0x210 [vmwgfx]
Undefined command buffer status.
Modules linked in: tcp_diag inet_diag xt_CHECKSUM iptable_mangle ipt_MASQUERADE nf_nat_masquerade_ipv4 iptable_nat nf_nat_ipv4 nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack ipt_REJECT nf_reject_ipv4 tun bridge stp llc ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter devlink iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi sunrpc sb_edac iosf_mbi crc32_pclmul ghash_clmulni_intel snd_intel8x0 snd_ac97_codec ac97_bus snd_seq ppdev snd_seq_device aesni_intel snd_pcm lrw gf128mul glue_helper ablk_helper cryptd snd_timer pcspkr sg snd i2c_piix4 video parport_pc parport soundcore sch_fq_codel ip_tables xfs libcrc32c sd_mod crc_t10dif crct10dif_generic sr_mod cdrom ata_generic pata_acpi vmwgfx drm_kms_helper ahci syscopyarea sysfillrect sysimgblt fb_sys_fops
libahci ttm drm ata_piix crct10dif_pclmul crct10dif_common crc32c_intel libata e1000 serio_raw drm_panel_orientation_quirks dm_mirror dm_region_hash dm_log dm_mod fuse
CPU: 0 PID: 26934 Comm: kworker/0:1 Kdump: loaded Tainted: G        W      ------------   3.10.0-1160.el7.x86_64 #1
Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
Workqueue: events vmw_fb_dirty_flush [vmwgfx]
Call Trace:
[<ffffffffacb81340>] dump_stack+0x19/0x1b
[<ffffffffac49b228>] __warn+0xd8/0x100
[<ffffffffac49b2af>] warn_slowpath_fmt+0x5f/0x80
[<ffffffffc023d0bb>] vmw_cmdbuf_ctx_process+0x19b/0x210 [vmwgfx]
[<ffffffffc023d196>] vmw_cmdbuf_man_process+0x66/0x100 [vmwgfx]
[<ffffffffc023d768>] __vmw_cmdbuf_cur_flush+0x88/0xc0 [vmwgfx]
[<ffffffffc023e3be>] vmw_cmdbuf_commit+0x9e/0xd0 [vmwgfx]
[<ffffffffc022fcd6>] vmw_fifo_commit_flush+0x26/0x40 [vmwgfx]
[<ffffffffc022fdaa>] vmw_fifo_send_fence+0x7a/0xe0 [vmwgfx]
[<ffffffffc02229f5>] vmw_execbuf_fence_commands+0x55/0x110 [vmwgfx]
[<ffffffffc0227f3e>] vmw_kms_helper_validation_finish+0x8e/0x170 [vmwgfx]
[<ffffffffc022fa93>] ? vmw_fifo_reserve_dx+0x33/0x210 [vmwgfx]
[<ffffffffc02287a5>] vmw_du_helper_plane_update+0x2d5/0x360 [vmwgfx]
[<ffffffffc0235a51>] vmw_sou_plane_update_bo+0x81/0xa0 [vmwgfx]
[<ffffffffc02353f0>] ? vmw_sou_crtc_atomic_enable+0x10/0x10 [vmwgfx]
[<ffffffffc0235840>] ? vmw_sou_surface_fifo_commit+0x100/0x100 [vmwgfx]
[<ffffffffc0235410>] ? vmw_sou_bo_fifo_size+0x20/0x20 [vmwgfx]
[<ffffffffc0235460>] ? vmw_sou_bo_populate_clip+0x50/0x50 [vmwgfx]
[<ffffffffc02360d5>] vmw_sou_primary_plane_atomic_update+0x105/0x140 [vmwgfx]
[<ffffffffc013e268>] drm_atomic_helper_commit_planes+0x118/0x2a0 [drm_kms_helper]
[<ffffffffc013e8db>] drm_atomic_helper_commit_tail+0x2b/0x70 [drm_kms_helper]
[<ffffffffc013e98d>] commit_tail+0x6d/0x80 [drm_kms_helper]
[<ffffffffc013f1f8>] drm_atomic_helper_commit+0x138/0x150 [drm_kms_helper]
[<ffffffffc0187a4a>] drm_atomic_commit+0x4a/0x50 [drm]
[<ffffffffc01420f0>] drm_atomic_helper_dirtyfb+0x190/0x240 [drm_kms_helper]
[<ffffffffc0224aab>] vmw_framebuffer_bo_dirty_ext+0x3b/0x190 [vmwgfx]
[<ffffffffc022b9a7>] vmw_fb_dirty_flush+0x167/0x3a0 [vmwgfx]
[<ffffffffac4bdc4f>] process_one_work+0x17f/0x440
[<ffffffffac4bed66>] worker_thread+0x126/0x3c0
[<ffffffffac4bec40>] ? manage_workers.isra.26+0x2a0/0x2a0
[<ffffffffac4c5c21>] kthread+0xd1/0xe0
[<ffffffffac4c5b50>] ? insert_kthread_work+0x40/0x40
[<ffffffffacb93df7>] ret_from_fork_nospec_begin+0x21/0x21
[<ffffffffac4c5b50>] ? insert_kthread_work+0x40/0x40