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faux_driver vkms: [drm] vblank wait timed out on crtc 0
WARNING: CPU: 1 PID: 13833 at drivers/gpu/drm/drm_vblank.c:1308 drm_wait_one_vblank+0x2f6/0x5b0 drivers/gpu/drm/drm_vblank.c:1308
Modules linked in:
CPU: 1 UID: 0 PID: 13833 Comm: syz.1.2043 Tainted: G     U              syzkaller #0 PREEMPT(full) 
Tainted: [U]=USER
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
RIP: 0010:drm_wait_one_vblank+0x2f6/0x5b0 drivers/gpu/drm/drm_vblank.c:1308
Code: ed 0f 84 12 02 00 00 e8 28 96 74 fc 48 89 ef e8 b0 3e 90 00 44 89 e1 4c 89 ea 48 c7 c7 40 09 08 8c 48 89 c6 e8 3b 18 33 fc 90 <0f> 0b 90 90 e9 4e fe ff ff e8 fc 95 74 fc 48 89 ef e8 e4 23 18 06
RSP: 0018:ffffc900001e7b10 EFLAGS: 00010286
RAX: 0000000000000000 RBX: ffff888025c70000 RCX: ffffc9000c69c000
RDX: 0000000000080000 RSI: ffffffff817adc55 RDI: 0000000000000001
RBP: ffff888025c62000 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
R13: ffffffff8c1cf5a0 R14: 1ffff9200003cf65 R15: 0000000000008c9c
FS:  00007f15b207a6c0(0000) GS:ffff888124b0e000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b31220ff8 CR3: 00000000122c2000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 drm_fb_helper_ioctl+0x156/0x1a0 drivers/gpu/drm/drm_fb_helper.c:1108
 do_fb_ioctl+0x3d5/0x7e0 drivers/video/fbdev/core/fb_chrdev.c:155
 fb_ioctl+0xe5/0x150 drivers/video/fbdev/core/fb_chrdev.c:169
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:597 [inline]
 __se_sys_ioctl fs/ioctl.c:583 [inline]
 __x64_sys_ioctl+0x18e/0x210 fs/ioctl.c:583
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xcd/0xfa0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f15b118f6c9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f15b207a038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f15b13e5fa0 RCX: 00007f15b118f6c9
RDX: ffffffffffffffff RSI: 0000000040044620 RDI: 0000000000000003
RBP: 00007f15b1211f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f15b13e6038 R14: 00007f15b13e5fa0 R15: 00007ffc4d784588
 </TASK>