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faux_driver vkms: [drm] vblank wait timed out on crtc 0
WARNING: drivers/gpu/drm/drm_vblank.c:1318 at drm_wait_one_vblank+0x9f0/0xa50 drivers/gpu/drm/drm_vblank.c:1318, CPU#1: kworker/1:4/6652
Modules linked in:
CPU: 1 UID: 0 PID: 6652 Comm: kworker/1:4 Not tainted syzkaller #0 PREEMPT 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025
Workqueue: events drm_fb_helper_damage_work
pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--)
pc : drm_wait_one_vblank+0x9f0/0xa50 drivers/gpu/drm/drm_vblank.c:1318
lr : drm_wait_one_vblank+0x9f0/0xa50 drivers/gpu/drm/drm_vblank.c:1318
sp : ffff80009ed77820
x29: ffff80009ed77910 x28: 00000000000025ac x27: 0000000000000000
x26: dfff800000000000 x25: 1fffe0001967ec74 x24: ffff700013daef0c
x23: ffff80008c3341a0 x22: ffff0000cb02f000 x21: ffff80008c5c1680
x20: ffff0000cb3f6000 x19: 0000000000000000 x18: 00000000ffffffff
x17: ffff800093599000 x16: ffff800082e5ee8c x15: 0000000000000001
x14: 1fffe000337818fa x13: 0000000000000000 x12: 0000000000000000
x11: ffff6000337818fb x10: 0000000000ff0100 x9 : 6448f7a43bbd4f00
x8 : 6448f7a43bbd4f00 x7 : ffff8000805769f8 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f1834
x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000000
Call trace:
 drm_wait_one_vblank+0x9f0/0xa50 drivers/gpu/drm/drm_vblank.c:1318 (P)
 drm_crtc_wait_one_vblank+0x50/0x8c drivers/gpu/drm/drm_vblank.c:1334
 drm_client_modeset_wait_for_vblank+0xc8/0xf0 drivers/gpu/drm/drm_client_modeset.c:1330
 drm_fb_helper_fb_dirty drivers/gpu/drm/drm_fb_helper.c:334 [inline]
 drm_fb_helper_damage_work+0xb4/0x568 drivers/gpu/drm/drm_fb_helper.c:369
 process_one_work+0x7c0/0x1558 kernel/workqueue.c:3257
 process_scheduled_works kernel/workqueue.c:3340 [inline]
 worker_thread+0x958/0xed8 kernel/workqueue.c:3421
 kthread+0x5fc/0x75c kernel/kthread.c:463
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:844
irq event stamp: 366888
hardirqs last  enabled at (366887): [<ffff80008056cb10>] vprintk_store+0x898/0xac8 kernel/printk/printk.c:2332
hardirqs last disabled at (366888): [<ffff80008af94020>] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:412
softirqs last  enabled at (364748): [<ffff800089933d5c>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32
softirqs last disabled at (364746): [<ffff800089933d28>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19
---[ end trace 0000000000000000 ]---