RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 WARNING: CPU: 0 PID: 9390 at drivers/gpu/drm/vkms/vkms_plane.c:26 vkms_plane_duplicate_state+0x9f/0x120 drivers/gpu/drm/vkms/vkms_plane.c:26 Kernel panic - not syncing: panic_on_warn set ... CPU: 0 PID: 9390 Comm: syz-executor704 Not tainted 4.20.0-rc3+ #247 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x244/0x39d lib/dump_stack.c:113 panic+0x2ad/0x55c kernel/panic.c:188 __warn.cold.8+0x20/0x45 kernel/panic.c:540 report_bug+0x254/0x2d0 lib/bug.c:186 fixup_bug arch/x86/kernel/traps.c:178 [inline] do_error_trap+0x11b/0x200 arch/x86/kernel/traps.c:271 do_invalid_op+0x36/0x40 arch/x86/kernel/traps.c:290 invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:969 RIP: 0010:vkms_plane_duplicate_state+0x9f/0x120 drivers/gpu/drm/vkms/vkms_plane.c:26 Code: 00 0f 85 86 00 00 00 48 8b 3d fd aa db 04 ba f8 00 00 00 be c0 80 60 00 e8 de fc 76 fd 48 85 c0 49 89 c5 75 13 e8 11 fb 33 fd <0f> 0b 48 c7 c7 80 20 7b 88 e8 17 47 1a fd e8 fe fa 33 fd 48 8d bb RSP: 0018:ffff8881c13e7810 EFLAGS: 00010293 RAX: ffff8881c15a8380 RBX: ffff8881d60fc300 RCX: 0000000000000004 RDX: 0000000000000000 RSI: ffffffff844b8fdf RDI: 0000000000000286 RBP: ffff8881c13e7828 R08: ffff8881c15a8380 R09: ffffed103b5c5b67 R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffff8881d34c8480 R13: 0000000000000000 R14: 0000000000000000 R15: ffff8881c13e7978 drm_atomic_get_plane_state+0x225/0x560 drivers/gpu/drm/drm_atomic.c:465 drm_atomic_helper_disable_plane+0x7b/0x200 drivers/gpu/drm/drm_atomic_helper.c:2776 __setplane_atomic+0x2a3/0x330 drivers/gpu/drm/drm_plane.c:715 setplane_internal+0x127/0x370 drivers/gpu/drm/drm_plane.c:754 drm_mode_setplane+0x567/0x830 drivers/gpu/drm/drm_plane.c:814 drm_ioctl_kernel+0x278/0x330 drivers/gpu/drm/drm_ioctl.c:757 drm_ioctl+0x57e/0xb00 drivers/gpu/drm/drm_ioctl.c:853 drm_compat_ioctl+0x249/0x320 drivers/gpu/drm/drm_ioc32.c:966 __do_compat_sys_ioctl fs/compat_ioctl.c:1052 [inline] __se_compat_sys_ioctl fs/compat_ioctl.c:998 [inline] __ia32_compat_sys_ioctl+0x20e/0x630 fs/compat_ioctl.c:998 do_syscall_32_irqs_on arch/x86/entry/common.c:326 [inline] do_fast_syscall_32+0x34d/0xfb2 arch/x86/entry/common.c:397 entry_SYSENTER_compat+0x70/0x7f arch/x86/entry/entry_64_compat.S:139 RIP: 0023:0xf7fa8a29 Code: 85 d2 74 02 89 0a 5b 5d c3 8b 04 24 c3 8b 14 24 c3 8b 3c 24 c3 90 90 90 90 90 90 90 90 90 90 90 90 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 eb 0d 90 90 90 90 90 90 90 90 90 90 90 90 RSP: 002b:00000000ffe5f1fc EFLAGS: 00000246 ORIG_RAX: 0000000000000036 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000ffffffb7 RDX: 0000000020000080 RSI: 00000000080dabc0 RDI: 00000000080f0f84 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 Kernel Offset: disabled Rebooting in 86400 seconds..