kvm: vcpu 2: requested lapic timer restore with starting count register 0x390=1924470509 (15395764072 ns) > initial count (8917614968 ns). Using initial count to start timer. ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4967 at arch/x86/kvm/x86.c:11209 kvm_arch_vcpu_ioctl_run+0x22b1/0x2470 Modules linked in: CPU: 1 PID: 4967 Comm: syz.0.235 Tainted: G W 6.1.122-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 RIP: 0010:kvm_arch_vcpu_ioctl_run+0x22b1/0x2470 arch/x86/kvm/x86.c:11209 Code: e8 c4 83 d1 00 e9 62 eb ff ff 44 89 f9 80 e1 07 38 c1 0f 8c 6a eb ff ff 4c 89 ff e8 a9 83 d1 00 e9 5d eb ff ff e8 3f f0 79 00 <0f> 0b e9 07 fa ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 05 f9 ff RSP: 0018:ffffc9000cb07c68 EFLAGS: 00010283 RAX: ffffffff8110ac31 RBX: 0000000000000000 RCX: 0000000000080000 RDX: ffffc90005ab9000 RSI: 00000000000003c1 RDI: 00000000000003c2 RBP: ffff888051ce02ec R08: ffffffff81180371 R09: fffffbfff2249c6d R10: 0000000000000000 R11: dffffc0000000001 R12: ffff888026d51dc0 R13: ffff888051ce0000 R14: ffff88807e38d000 R15: dffffc0000000000 FS: 00007f842ad476c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f842ad24f98 CR3: 0000000024d8c000 CR4: 00000000003526e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: kvm_vcpu_ioctl+0x7f0/0xcf0 virt/kvm/kvm_main.c:4122 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:870 [inline] __se_sys_ioctl+0xf1/0x160 fs/ioctl.c:856 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f8429f85d29 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:00007f842ad47038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f842a175fa0 RCX: 00007f8429f85d29 RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000005 RBP: 00007f842a001b08 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f842a175fa0 R15: 00007ffe86b1c8f8