------------[ cut here ]------------ WARNING: CPU: 2 PID: 5420 at arch/x86/kvm/lapic.c:355 kvm_recalculate_logical_map arch/x86/kvm/lapic.c:355 [inline] WARNING: CPU: 2 PID: 5420 at arch/x86/kvm/lapic.c:355 kvm_recalculate_apic_map+0x1122/0x14a0 arch/x86/kvm/lapic.c:459 Modules linked in: CPU: 2 PID: 5420 Comm: syz-executor.0 Not tainted 6.10.0-syzkaller-gd67978318827 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 RIP: 0010:kvm_recalculate_logical_map arch/x86/kvm/lapic.c:355 [inline] RIP: 0010:kvm_recalculate_apic_map+0x1122/0x14a0 arch/x86/kvm/lapic.c:459 Code: 34 b5 0e 01 e8 df 9e 52 00 e9 4b f9 ff ff e8 e5 5a 75 00 48 8b 04 24 40 0f b6 dd 4c 8d 70 18 e9 e9 fd ff ff e8 cf 5a 75 00 90 <0f> 0b 90 e9 f6 f7 ff ff e8 c1 5a 75 00 90 0f 0b 90 e9 b0 fe ff ff RSP: 0018:ffffc900043777d0 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffffffff8118b6c8 RDX: ffff88802f51a440 RSI: ffffffff8118bed1 RDI: 0000000000000004 RBP: 0000000000082000 R08: 0000000000000004 R09: 0000000000000001 R10: 0000000000082000 R11: 0000000000000002 R12: dffffc0000000000 R13: ffff888022860000 R14: ffff888032b70000 R15: ffff8880299c0200 FS: 00007f1e04a656c0(0000) GS:ffff88806b200000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000002004d008 CR3: 0000000026974000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: kvm_apic_set_state+0x409/0xef0 arch/x86/kvm/lapic.c:3034 kvm_vcpu_ioctl_set_lapic arch/x86/kvm/x86.c:5132 [inline] kvm_arch_vcpu_ioctl+0x1d71/0x49d0 arch/x86/kvm/x86.c:5907 kvm_vcpu_ioctl+0xa2c/0x1090 arch/x86/kvm/../../../virt/kvm/kvm_main.c:4579 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:907 [inline] __se_sys_ioctl fs/ioctl.c:893 [inline] __x64_sys_ioctl+0x193/0x220 fs/ioctl.c:893 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f1e03c7dea9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f1e04a650c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f1e03dabf80 RCX: 00007f1e03c7dea9 RDX: 0000000020000880 RSI: 000000004400ae8f RDI: 0000000000000005 RBP: 00007f1e03cca4a4 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f1e03dabf80 R15: 00007ffc24d43228