DUID 00:04:83:15:3d:b3:f9:44:11:d6:e6:e1:d9:1f:49:4d:f4:66 forked to background, child pid 3180 [ 30.556687][ T3181] 8021q: adding VLAN 0 to HW filter on device bond0 [ 30.566172][ T3181] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.135' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 50.991231][ T3596] 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. [ 51.064094][ T3596] ------------[ cut here ]------------ [ 51.069612][ T3596] WARNING: CPU: 0 PID: 3596 at arch/x86/kvm/vmx/nested.c:4549 nested_vmx_vmexit+0x34c9/0x3b60 [ 51.080336][ T3596] Modules linked in: [ 51.080353][ T3596] CPU: 1 PID: 3596 Comm: syz-executor942 Not tainted 5.16.0-rc6-syzkaller #0 [ 51.080388][ T3596] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.103340][ T3596] RIP: 0010:nested_vmx_vmexit+0x34c9/0x3b60 [ 51.109288][ T3596] Code: 00 00 00 fc ff df 48 c1 e8 03 80 3c 10 00 0f 84 21 ef ff ff 48 c7 c7 48 48 91 8d e8 51 3c 9a 00 e9 10 ef ff ff e8 47 73 53 00 <0f> 0b e9 88 f5 ff ff e8 3b 73 53 00 0f 0b e9 b6 eb ff ff e8 2f 73 [ 51.128949][ T3596] RSP: 0018:ffffc900027afa90 EFLAGS: 00010293 [ 51.135008][ T3596] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 51.143003][ T3596] RDX: ffff888076c28000 RSI: ffffffff81242f79 RDI: 0000000000000003 [ 51.151013][ T3596] RBP: ffffc900027afbe0 R08: 0000000000000007 R09: 0000000000000001 [ 51.159020][ T3596] R10: ffffffff812424ff R11: 0000000000000000 R12: 0000000000000000 [ 51.167033][ T3596] R13: 0000000000000001 R14: ffff88801cbfc000 R15: ffff88807de20000 [ 51.174994][ T3596] FS: 0000000000000000(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 [ 51.184030][ T3596] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.190814][ T3596] CR2: 000055a08d94d130 CR3: 000000000b88e000 CR4: 00000000003526e0 [ 51.200259][ T3596] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 51.208630][ T3596] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 51.216771][ T3596] Call Trace: [ 51.220059][ T3596] [ 51.222984][ T3596] ? nested_mark_vmcs12_pages_dirty+0x260/0x260 [ 51.229290][ T3596] ? kvm_arch_vcpu_load+0x3ae/0x860 [ 51.234503][ T3596] ? lock_downgrade+0x6e0/0x6e0 [ 51.239406][ T3596] ? do_raw_spin_lock+0x120/0x2b0 [ 51.244443][ T3596] ? rwlock_bug.part.0+0x90/0x90 [ 51.249443][ T3596] ? nested_vmx_free_vcpu+0xa2/0xc0 [ 51.254651][ T3596] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 51.260985][ T3596] nested_vmx_free_vcpu+0xa2/0xc0 [ 51.266147][ T3596] vmx_free_vcpu+0x8d/0x1a0 [ 51.270700][ T3596] kvm_arch_vcpu_destroy+0x72/0x2f0 [ 51.275913][ T3596] kvm_vcpu_destroy+0x1d/0xa0 [ 51.280618][ T3596] kvm_arch_destroy_vm+0x33a/0x680 [ 51.285743][ T3596] ? mmu_notifier_unregister+0x2e1/0x3b0 [ 51.291432][ T3596] kvm_put_kvm+0x4fa/0xc00 [ 51.295866][ T3596] kvm_vm_release+0x3f/0x50 [ 51.300395][ T3596] __fput+0x286/0x9f0 [ 51.304387][ T3596] ? kvm_put_kvm+0xc00/0xc00 [ 51.309350][ T3596] task_work_run+0xdd/0x1a0 [ 51.313870][ T3596] do_exit+0xc14/0x2b40 [ 51.318381][ T3596] ? lock_downgrade+0x6e0/0x6e0 [ 51.323262][ T3596] ? lock_downgrade+0x6e0/0x6e0 [ 51.328514][ T3596] ? mm_update_next_owner+0x7a0/0x7a0 [ 51.333903][ T3596] do_group_exit+0x125/0x310 [ 51.338527][ T3596] __x64_sys_exit_group+0x3a/0x50 [ 51.343566][ T3596] do_syscall_64+0x35/0xb0 [ 51.348071][ T3596] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 51.353979][ T3596] RIP: 0033:0x7f56ce207b19 [ 51.358448][ T3596] Code: Unable to access opcode bytes at RIP 0x7f56ce207aef. [ 51.365810][ T3596] RSP: 002b:00007ffdde3aa448 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 51.374288][ T3596] RAX: ffffffffffffffda RBX: 00007f56ce27b270 RCX: 00007f56ce207b19 [ 51.382298][ T3596] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 51.390479][ T3596] RBP: 0000000000000000 R08: ffffffffffffffc0 R09: 0000000000000000 [ 51.398489][ T3596] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f56ce27b270 [ 51.406538][ T3596] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001 [ 51.414541][ T3596] [ 51.417685][ T3596] Kernel panic - not syncing: panic_on_warn set ... [ 51.424275][ T3596] CPU: 1 PID: 3596 Comm: syz-executor942 Not tainted 5.16.0-rc6-syzkaller #0 [ 51.433021][ T3596] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.443162][ T3596] Call Trace: [ 51.446432][ T3596] [ 51.449349][ T3596] dump_stack_lvl+0xcd/0x134 [ 51.453934][ T3596] panic+0x2b0/0x6dd [ 51.457820][ T3596] ? __warn_printk+0xf3/0xf3 [ 51.462410][ T3596] ? __warn.cold+0x1a/0x44 [ 51.466820][ T3596] ? nested_vmx_vmexit+0x34c9/0x3b60 [ 51.472100][ T3596] __warn.cold+0x35/0x44 [ 51.476392][ T3596] ? nested_vmx_vmexit+0x34c9/0x3b60 [ 51.481692][ T3596] report_bug+0x1bd/0x210 [ 51.486019][ T3596] handle_bug+0x3c/0x60 [ 51.490165][ T3596] exc_invalid_op+0x14/0x40 [ 51.494657][ T3596] asm_exc_invalid_op+0x12/0x20 [ 51.499516][ T3596] RIP: 0010:nested_vmx_vmexit+0x34c9/0x3b60 [ 51.505421][ T3596] Code: 00 00 00 fc ff df 48 c1 e8 03 80 3c 10 00 0f 84 21 ef ff ff 48 c7 c7 48 48 91 8d e8 51 3c 9a 00 e9 10 ef ff ff e8 47 73 53 00 <0f> 0b e9 88 f5 ff ff e8 3b 73 53 00 0f 0b e9 b6 eb ff ff e8 2f 73 [ 51.525011][ T3596] RSP: 0018:ffffc900027afa90 EFLAGS: 00010293 [ 51.531060][ T3596] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 51.539016][ T3596] RDX: ffff888076c28000 RSI: ffffffff81242f79 RDI: 0000000000000003 [ 51.546974][ T3596] RBP: ffffc900027afbe0 R08: 0000000000000007 R09: 0000000000000001 [ 51.554929][ T3596] R10: ffffffff812424ff R11: 0000000000000000 R12: 0000000000000000 [ 51.562894][ T3596] R13: 0000000000000001 R14: ffff88801cbfc000 R15: ffff88807de20000 [ 51.570941][ T3596] ? nested_vmx_vmexit+0x2a4f/0x3b60 [ 51.576220][ T3596] ? nested_vmx_vmexit+0x34c9/0x3b60 [ 51.581502][ T3596] ? nested_mark_vmcs12_pages_dirty+0x260/0x260 [ 51.587732][ T3596] ? kvm_arch_vcpu_load+0x3ae/0x860 [ 51.592918][ T3596] ? lock_downgrade+0x6e0/0x6e0 [ 51.597761][ T3596] ? do_raw_spin_lock+0x120/0x2b0 [ 51.602776][ T3596] ? rwlock_bug.part.0+0x90/0x90 [ 51.607705][ T3596] ? nested_vmx_free_vcpu+0xa2/0xc0 [ 51.612921][ T3596] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 51.619149][ T3596] nested_vmx_free_vcpu+0xa2/0xc0 [ 51.624160][ T3596] vmx_free_vcpu+0x8d/0x1a0 [ 51.628652][ T3596] kvm_arch_vcpu_destroy+0x72/0x2f0 [ 51.633837][ T3596] kvm_vcpu_destroy+0x1d/0xa0 [ 51.638500][ T3596] kvm_arch_destroy_vm+0x33a/0x680 [ 51.643600][ T3596] ? mmu_notifier_unregister+0x2e1/0x3b0 [ 51.649225][ T3596] kvm_put_kvm+0x4fa/0xc00 [ 51.653636][ T3596] kvm_vm_release+0x3f/0x50 [ 51.658141][ T3596] __fput+0x286/0x9f0 [ 51.662158][ T3596] ? kvm_put_kvm+0xc00/0xc00 [ 51.666744][ T3596] task_work_run+0xdd/0x1a0 [ 51.671251][ T3596] do_exit+0xc14/0x2b40 [ 51.675418][ T3596] ? lock_downgrade+0x6e0/0x6e0 [ 51.680374][ T3596] ? lock_downgrade+0x6e0/0x6e0 [ 51.685216][ T3596] ? mm_update_next_owner+0x7a0/0x7a0 [ 51.690590][ T3596] do_group_exit+0x125/0x310 [ 51.695178][ T3596] __x64_sys_exit_group+0x3a/0x50 [ 51.700194][ T3596] do_syscall_64+0x35/0xb0 [ 51.704600][ T3596] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 51.710502][ T3596] RIP: 0033:0x7f56ce207b19 [ 51.714920][ T3596] Code: Unable to access opcode bytes at RIP 0x7f56ce207aef. [ 51.722276][ T3596] RSP: 002b:00007ffdde3aa448 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 51.730680][ T3596] RAX: ffffffffffffffda RBX: 00007f56ce27b270 RCX: 00007f56ce207b19 [ 51.738644][ T3596] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 51.746786][ T3596] RBP: 0000000000000000 R08: ffffffffffffffc0 R09: 0000000000000000 [ 51.754750][ T3596] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f56ce27b270 [ 51.762743][ T3596] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001 [ 51.770712][ T3596] [ 51.774157][ T3596] Kernel Offset: disabled [ 51.778540][ T3596] Rebooting in 86400 seconds..