kvm: vcpu 2: requested 128 ns lapic timer period limited to 200000 ns kvm: vcpu 2: requested lapic timer restore with starting count register 0x390=1812281087 (231971979136 ns) > initial count (200000 ns). Using initial count to start timer. ------------[ cut here ]------------ WARNING: CPU: 0 PID: 19865 at arch/x86/kvm/x86.c:10834 kvm_arch_vcpu_ioctl_run+0x26bb/0x2b90 arch/x86/kvm/x86.c:10834 Modules linked in: CPU: 0 PID: 19865 Comm: syz-executor.5 Not tainted 6.2.0-rc3-syzkaller-00030-ge8f60cd7db24 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 RIP: 0010:kvm_arch_vcpu_ioctl_run+0x26bb/0x2b90 arch/x86/kvm/x86.c:10834 Code: fa ff ff e8 27 c1 6e 00 44 89 e6 48 c7 c7 40 87 42 8a c6 05 b0 17 4b 0d 01 e8 b1 10 ad 08 0f 0b e9 ce fa ff ff e8 05 c1 6e 00 <0f> 0b e9 ca f9 ff ff e8 f9 c0 6e 00 0f 0b e9 3a fa ff ff 4c 89 ff RSP: 0018:ffffc9000349fca8 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 RDX: ffff88801e0457c0 RSI: ffffffff8112915b RDI: 0000000000000001 RBP: ffff8880315e2900 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000000 R12: ffffc90003723800 R13: ffffc90003723478 R14: 0000000000000000 R15: ffff8880315e2bec FS: 00007f821c64e700(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b31f26000 CR3: 000000007c88c000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: kvm_vcpu_ioctl+0x574/0xfc0 arch/x86/kvm/../../../virt/kvm/kvm_main.c:4100 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: 0033:0x7f821b88c0c9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f821c64e168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f821b9abf80 RCX: 00007f821b88c0c9 RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000005 RBP: 00007f821b8e7ae9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f821bacfb1f R14: 00007f821c64e300 R15: 0000000000022000