------------[ cut here ]------------ WARNING: CPU: 0 PID: 37 at drivers/gpu/drm/vkms/vkms_crtc.c:21 vkms_vblank_simulate+0x31e/0x3b0 drivers/gpu/drm/vkms/vkms_crtc.c:21 Modules linked in: CPU: 0 PID: 37 Comm: kauditd Not tainted 5.12.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:vkms_vblank_simulate+0x31e/0x3b0 drivers/gpu/drm/vkms/vkms_crtc.c:21 Code: 85 9e 00 00 00 48 8b 95 b8 01 00 00 4c 89 e1 bf 02 00 00 00 48 c7 c6 a0 46 d9 89 e8 ec fb ef ff e9 e5 fe ff ff e8 c2 ec 23 fd <0f> 0b e9 88 fd ff ff e8 06 bc 67 fd e9 11 fe ff ff 4c 89 ef e8 f9 RSP: 0018:ffffc90000007df0 EFLAGS: 00010046 RAX: 0000000000010001 RBX: ffff88801890de58 RCX: 0000000000000000 RDX: ffff88801203b880 RSI: ffffffff844ff6ee RDI: 0000000000000003 RBP: 0000000000000002 R08: 0000000000000001 R09: 0000000000000000 R10: ffffffff844ff473 R11: 0000000000000000 R12: ffff88801890cd30 R13: 0000000000fe4c00 R14: ffff8880b9c26340 R15: ffffffff844ff3d0 FS: 0000000000000000(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ff73b4ad0a0 CR3: 0000000077743000 CR4: 0000000000350ef0 Call Trace: __run_hrtimer kernel/time/hrtimer.c:1537 [inline] __hrtimer_run_queues+0x609/0xe40 kernel/time/hrtimer.c:1601 hrtimer_interrupt+0x330/0xa00 kernel/time/hrtimer.c:1663 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1089 [inline] __sysvec_apic_timer_interrupt+0x146/0x540 arch/x86/kernel/apic/apic.c:1106 sysvec_apic_timer_interrupt+0x8e/0xc0 arch/x86/kernel/apic/apic.c:1100 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:632 RIP: 0010:preempt_count arch/x86/include/asm/preempt.h:27 [inline] RIP: 0010:check_kcov_mode kernel/kcov.c:163 [inline] RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x60 kernel/kcov.c:197 Code: f0 4d 89 03 e9 f2 fc ff ff b9 ff ff ff ff ba 08 00 00 00 4d 8b 03 48 0f bd ca 49 8b 45 00 48 63 c9 e9 64 ff ff ff 0f 1f 40 00 <65> 8b 05 09 0c 8e 7e 89 c1 48 8b 34 24 81 e1 00 01 00 00 65 48 8b RSP: 0018:ffffc90000e6faf0 EFLAGS: 00000293 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: ffff88801203b880 RSI: ffffffff815c0193 RDI: 0000000000000003 RBP: 0000000000000000 R08: 0000000000000000 R09: ffffffff9019c8a7 R10: ffffffff815c0189 R11: 0000000000000000 R12: ffffffff84b5c570 R13: 0000000000000200 R14: dffffc0000000000 R15: ffffc90000e6fb50 console_unlock+0x7c9/0xc40 kernel/printk/printk.c:2653 vprintk_emit+0x1ca/0x560 kernel/printk/printk.c:2174 vprintk+0x8d/0x260 kernel/printk/printk_safe.c:392 printk+0xba/0xed kernel/printk/printk.c:2216 kauditd_printk_skb kernel/audit.c:538 [inline] kauditd_hold_skb.cold+0x41/0x50 kernel/audit.c:571 kauditd_send_queue+0x19d/0x210 kernel/audit.c:734 kauditd_thread+0x7fa/0xb80 kernel/audit.c:860 kthread+0x3b1/0x4a0 kernel/kthread.c:292 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:294