------------[ cut here ]------------ WARNING: arch/x86/kvm/vmx/vmx.c:5393 at handle_exception_nmi+0x14a2/0x1720 arch/x86/kvm/vmx/vmx.c:5393, CPU#3: syz.0.93/6305 Modules linked in: CPU: 3 UID: 0 PID: 6305 Comm: syz.0.93 Tainted: G L syzkaller #0 PREEMPT(full) Tainted: [L]=SOFTLOCKUP Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 RIP: 0010:handle_exception_nmi+0x14a2/0x1720 arch/x86/kvm/vmx/vmx.c:5393 Code: 1e fe ff 31 ff 89 c5 89 c6 e8 4a 76 6a 00 85 ed 0f 85 ea fd ff ff e8 9d 7b 6a 00 90 0f 0b 90 e9 dc fd ff ff e8 8f 7b 6a 00 90 <0f> 0b 90 e9 fd f2 ff ff e8 81 7b 6a 00 31 f6 48 89 df e8 b7 e6 ec RSP: 0018:ffffc900045df9c0 EFLAGS: 00010283 RAX: 0000000000014575 RBX: ffff888055f50000 RCX: ffffc9000d551000 RDX: 0000000000080000 RSI: ffffffff815468e1 RDI: 0000000000000001 RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000000 R11: ffff888032b7aff0 R12: 000000000f6632eb R13: 0000000000000007 R14: 0000000080000300 R15: ffff888055f500d8 FS: 00007f0c0c8bd6c0(0000) GS:ffff8880d6c0d000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000000f6632eb CR3: 0000000058066000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000036 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Call Trace: __vmx_handle_exit arch/x86/kvm/vmx/vmx.c:6760 [inline] vmx_handle_exit+0x129b/0x1a00 arch/x86/kvm/vmx/vmx.c:6770 vcpu_enter_guest arch/x86/kvm/x86.c:11474 [inline] vcpu_run+0x3468/0x5a80 arch/x86/kvm/x86.c:11632 kvm_arch_vcpu_ioctl_run+0xfd3/0x1860 arch/x86/kvm/x86.c:11977 kvm_vcpu_ioctl+0x76d/0x16d0 virt/kvm/kvm_main.c:4477 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:597 [inline] __se_sys_ioctl fs/ioctl.c:583 [inline] __x64_sys_ioctl+0x18e/0x210 fs/ioctl.c:583 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xcd/0xf80 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f0c0b98f7c9 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:00007f0c0c8bd038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f0c0bbe6090 RCX: 00007f0c0b98f7c9 RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000008 RBP: 00007f0c0ba13f91 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f0c0bbe6128 R14: 00007f0c0bbe6090 R15: 00007ffca4c30978