platform vkms: vblank wait timed out on crtc 0 WARNING: CPU: 1 PID: 5087 at drivers/gpu/drm/drm_vblank.c:1269 drm_wait_one_vblank+0x2c0/0x510 drivers/gpu/drm/drm_vblank.c:1269 Modules linked in: CPU: 1 PID: 5087 Comm: syz-executor928 Not tainted 6.2.0-rc1-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 RIP: 0010:drm_wait_one_vblank+0x2c0/0x510 drivers/gpu/drm/drm_vblank.c:1269 Code: 85 f6 0f 84 a3 01 00 00 e8 1d 4e ef fc 4c 89 ef e8 65 bc 6f 00 44 89 e1 4c 89 f2 48 c7 c7 80 91 ba 8a 48 89 c6 e8 c0 2d 2d 05 <0f> 0b e9 87 fe ff ff e8 f4 4d ef fc 31 ff 4c 89 ee e8 ba 4a ef fc RSP: 0018:ffffc90003d7fb40 EFLAGS: 00010282 RAX: 0000000000000000 RBX: 0000000000000af2 RCX: 0000000000000000 RDX: ffff88802a960000 RSI: ffffffff8166721c RDI: fffff520007aff5a RBP: ffff88801df68000 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000080000000 R11: 0000000000000000 R12: 0000000000000000 R13: ffff88801e523010 R14: ffff88801d2cb410 R15: ffff88801c3ac030 FS: 000055555689a300(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020000048 CR3: 0000000072c56000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: drm_fb_helper_ioctl+0x15d/0x1a0 drivers/gpu/drm/drm_fb_helper.c:1409 do_fb_ioctl+0x31f/0x740 drivers/video/fbdev/core/fbmem.c:1189 fb_ioctl+0xeb/0x150 drivers/video/fbdev/core/fbmem.c:1203 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:870 [inline] __se_sys_ioctl fs/ioctl.c:856 [inline] __x64_sys_ioctl+0x197/0x210 fs/ioctl.c:856 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fd37e2d9139 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 14 00 00 90 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 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fff7d3e2c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fd37e2d9139 RDX: 0000000000000000 RSI: 0000000040044620 RDI: 0000000000000003 RBP: 00007fff7d3e2c90 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 R13: 00007fff7d3e2c8c R14: 00007fff7d3e2cb0 R15: 00007fff7d3e2ca0