[[0;32m OK [0m] Reached target Login Prompts.
[[0;32m OK [0m] Reached target Multi-User System.
[[0;32m OK [0m] Reached target Graphical Interface.
Starting Update UTMP about System Runlevel Changes...
[[0;32m OK [0m] Started Update UTMP about System Runlevel Changes.
Debian GNU/Linux 9 syzkaller ttyS0
Warning: Permanently added '10.128.0.146' (ECDSA) to the list of known hosts.
executing program
syzkaller login: [ 56.448054][ T6503] L1TF CPU bug present and SMT on, data leak possible. See CVE-2018-3646 and https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/l1tf.html for details.
[ 62.393655][ T6503] ------------[ cut here ]------------
[ 62.399144][ T6503] WARNING: CPU: 0 PID: 6503 at arch/x86/kvm/vmx/nested.c:4550 nested_vmx_vmexit+0x16bd/0x17e0
[ 62.409524][ T6503] Modules linked in:
[ 62.414468][ T6503] CPU: 0 PID: 6503 Comm: syz-executor767 Not tainted 5.16.0-rc4-syzkaller #0
[ 62.423402][ T6503] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 62.433636][ T6503] RIP: 0010:nested_vmx_vmexit+0x16bd/0x17e0
[ 62.439528][ T6503] Code: df e8 07 8e a9 00 e9 b1 f7 ff ff 89 d9 80 e1 07 38 c1 0f 8c 51 eb ff ff 48 89 df e8 3d 8d a9 00 e9 44 eb ff ff e8 53 b9 5d 00 <0f> 0b e9 2e f8 ff ff e8 47 b9 5d 00 0f 0b e9 00 f1 ff ff 89 e9 80
[ 62.459313][ T6503] RSP: 0018:ffffc90001a5fa50 EFLAGS: 00010293
[ 62.465505][ T6503] RAX: ffffffff8126de2d RBX: 0000000000000000 RCX: ffff88807482d700
[ 62.473725][ T6503] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000007
[ 62.481712][ T6503] RBP: 0000000000000001 R08: ffffffff8126d650 R09: ffffed10041fb808
[ 62.490014][ T6503] R10: ffffed10041fb808 R11: 0000000000000000 R12: ffff888020fdc000
[ 62.498100][ T6503] R13: ffff8880797e8000 R14: dffffc0000000000 R15: 1ffff1100f2fd05d
[ 62.506155][ T6503] FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
[ 62.515293][ T6503] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 62.521884][ T6503] CR2: 0000000020002000 CR3: 000000000c88e000 CR4: 00000000003526f0
[ 62.529955][ T6503] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 62.538052][ T6503] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 62.546100][ T6503] Call Trace:
[ 62.549393][ T6503]
[ 62.552412][ T6503] nested_vmx_free_vcpu+0x83/0xc0
[ 62.557519][ T6503] vmx_free_vcpu+0x11f/0x2a0
[ 62.562121][ T6503] kvm_arch_vcpu_destroy+0x6b/0x240
[ 62.567393][ T6503] kvm_vcpu_destroy+0x29/0x90
[ 62.572085][ T6503] kvm_arch_destroy_vm+0x3ef/0x6b0
[ 62.577271][ T6503] kvm_put_kvm+0x751/0xe40
[ 62.581797][ T6503] ? lockdep_hardirqs_on+0x95/0x140
[ 62.587093][ T6503] ? kvm_vm_compat_ioctl+0x580/0x580
[ 62.592436][ T6503] kvm_vm_release+0x42/0x50
[ 62.597013][ T6503] __fput+0x3fc/0x870
[ 62.601074][ T6503] task_work_run+0x146/0x1c0
[ 62.605783][ T6503] do_exit+0x705/0x24f0
[ 62.609948][ T6503] ? mm_update_next_owner+0x6d0/0x6d0
[ 62.615469][ T6503] ? lockdep_hardirqs_on_prepare+0x412/0x780
[ 62.621489][ T6503] ? print_irqtrace_events+0x220/0x220
[ 62.627068][ T6503] ? vtime_user_exit+0x2b2/0x3e0
[ 62.632019][ T6503] do_group_exit+0x168/0x2d0
[ 62.636772][ T6503] ? syscall_enter_from_user_mode+0x2e/0x1b0
[ 62.642771][ T6503] __do_sys_exit_group+0x13/0x20
[ 62.647798][ T6503] __se_sys_exit_group+0x10/0x10
[ 62.652739][ T6503] __x64_sys_exit_group+0x37/0x40
[ 62.657905][ T6503] do_syscall_64+0x44/0xd0
[ 62.662534][ T6503] entry_SYSCALL_64_after_hwframe+0x44/0xae
[ 62.668532][ T6503] RIP: 0033:0x7fe968c95c09
[ 62.673155][ T6503] Code: Unable to access opcode bytes at RIP 0x7fe968c95bdf.
[ 62.680614][ T6503] RSP: 002b:00007ffc762ba918 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[ 62.689393][ T6503] RAX: ffffffffffffffda RBX: 00007fe968d09270 RCX: 00007fe968c95c09
[ 62.697474][ T6503] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000
[ 62.705629][ T6503] RBP: 0000000000000000 R08: ffffffffffffffc0 R09: 0000000000000000
[ 62.713772][ T6503] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fe968d09270
[ 62.721875][ T6503] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001
[ 62.730210][ T6503]
[ 62.733353][ T6503] Kernel panic - not syncing: panic_on_warn set ...
[ 62.739941][ T6503] CPU: 0 PID: 6503 Comm: syz-executor767 Not tainted 5.16.0-rc4-syzkaller #0
[ 62.748722][ T6503] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 62.758791][ T6503] Call Trace:
[ 62.762068][ T6503]
[ 62.764992][ T6503] dump_stack_lvl+0x1dc/0x2d8
[ 62.769682][ T6503] ? show_regs_print_info+0x12/0x12
[ 62.774888][ T6503] ? log_buf_vmcoreinfo_setup+0x498/0x498
[ 62.780752][ T6503] panic+0x2d6/0x810
[ 62.784650][ T6503] ? __warn+0x13e/0x270
[ 62.788896][ T6503] ? nmi_panic+0x90/0x90
[ 62.793141][ T6503] __warn+0x26a/0x270
[ 62.797113][ T6503] ? nested_vmx_vmexit+0x16bd/0x17e0
[ 62.802392][ T6503] ? nested_vmx_vmexit+0x16bd/0x17e0
[ 62.807662][ T6503] report_bug+0x1b1/0x2e0
[ 62.811986][ T6503] handle_bug+0x3d/0x70
[ 62.816150][ T6503] exc_invalid_op+0x16/0x40
[ 62.820639][ T6503] asm_exc_invalid_op+0x12/0x20
[ 62.825474][ T6503] RIP: 0010:nested_vmx_vmexit+0x16bd/0x17e0
[ 62.831359][ T6503] Code: df e8 07 8e a9 00 e9 b1 f7 ff ff 89 d9 80 e1 07 38 c1 0f 8c 51 eb ff ff 48 89 df e8 3d 8d a9 00 e9 44 eb ff ff e8 53 b9 5d 00 <0f> 0b e9 2e f8 ff ff e8 47 b9 5d 00 0f 0b e9 00 f1 ff ff 89 e9 80
[ 62.850954][ T6503] RSP: 0018:ffffc90001a5fa50 EFLAGS: 00010293
[ 62.857018][ T6503] RAX: ffffffff8126de2d RBX: 0000000000000000 RCX: ffff88807482d700
[ 62.864976][ T6503] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000007
[ 62.873022][ T6503] RBP: 0000000000000001 R08: ffffffff8126d650 R09: ffffed10041fb808
[ 62.880978][ T6503] R10: ffffed10041fb808 R11: 0000000000000000 R12: ffff888020fdc000
[ 62.888938][ T6503] R13: ffff8880797e8000 R14: dffffc0000000000 R15: 1ffff1100f2fd05d
[ 62.896902][ T6503] ? nested_vmx_vmexit+0xee0/0x17e0
[ 62.902091][ T6503] ? nested_vmx_vmexit+0x16bd/0x17e0
[ 62.907384][ T6503] nested_vmx_free_vcpu+0x83/0xc0
[ 62.912400][ T6503] vmx_free_vcpu+0x11f/0x2a0
[ 62.917078][ T6503] kvm_arch_vcpu_destroy+0x6b/0x240
[ 62.922279][ T6503] kvm_vcpu_destroy+0x29/0x90
[ 62.926944][ T6503] kvm_arch_destroy_vm+0x3ef/0x6b0
[ 62.932043][ T6503] kvm_put_kvm+0x751/0xe40
[ 62.936445][ T6503] ? lockdep_hardirqs_on+0x95/0x140
[ 62.941720][ T6503] ? kvm_vm_compat_ioctl+0x580/0x580
[ 62.947013][ T6503] kvm_vm_release+0x42/0x50
[ 62.951499][ T6503] __fput+0x3fc/0x870
[ 62.955475][ T6503] task_work_run+0x146/0x1c0
[ 62.960060][ T6503] do_exit+0x705/0x24f0
[ 62.964212][ T6503] ? mm_update_next_owner+0x6d0/0x6d0
[ 62.969570][ T6503] ? lockdep_hardirqs_on_prepare+0x412/0x780
[ 62.975535][ T6503] ? print_irqtrace_events+0x220/0x220
[ 62.980978][ T6503] ? vtime_user_exit+0x2b2/0x3e0
[ 62.985926][ T6503] do_group_exit+0x168/0x2d0
[ 62.990531][ T6503] ? syscall_enter_from_user_mode+0x2e/0x1b0
[ 62.996509][ T6503] __do_sys_exit_group+0x13/0x20
[ 63.001544][ T6503] __se_sys_exit_group+0x10/0x10
[ 63.006492][ T6503] __x64_sys_exit_group+0x37/0x40
[ 63.011504][ T6503] do_syscall_64+0x44/0xd0
[ 63.015929][ T6503] entry_SYSCALL_64_after_hwframe+0x44/0xae
[ 63.021823][ T6503] RIP: 0033:0x7fe968c95c09
[ 63.026232][ T6503] Code: Unable to access opcode bytes at RIP 0x7fe968c95bdf.
[ 63.033598][ T6503] RSP: 002b:00007ffc762ba918 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[ 63.042009][ T6503] RAX: ffffffffffffffda RBX: 00007fe968d09270 RCX: 00007fe968c95c09
[ 63.050006][ T6503] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000
[ 63.057991][ T6503] RBP: 0000000000000000 R08: ffffffffffffffc0 R09: 0000000000000000
[ 63.065956][ T6503] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fe968d09270
[ 63.073920][ T6503] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001
[ 63.081894][ T6503]
[ 63.085317][ T6503] Kernel Offset: disabled
[ 63.089696][ T6503] Rebooting in 86400 seconds..