Warning: Permanently added '10.128.0.59' (ECDSA) to the list of known hosts. 2018/12/26 01:39:26 parsed 1 programs 2018/12/26 01:39:27 executed programs: 0 syzkaller login: [ 51.645050] IPVS: ftp: loaded support on port[0] = 21 [ 51.903962] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.910651] bridge0: port 1(bridge_slave_0) entered disabled state [ 51.917704] device bridge_slave_0 entered promiscuous mode [ 51.937475] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.944028] bridge0: port 2(bridge_slave_1) entered disabled state [ 51.951140] device bridge_slave_1 entered promiscuous mode [ 51.970569] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 51.990467] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 52.044463] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 52.064948] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 52.150667] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 52.158627] team0: Port device team_slave_0 added [ 52.176232] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 52.183811] team0: Port device team_slave_1 added [ 52.202205] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 52.223746] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 52.245173] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 52.266205] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 52.422267] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.428812] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.435770] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.442209] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.995327] 8021q: adding VLAN 0 to HW filter on device bond0 [ 53.052285] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 53.108769] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 53.115186] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 53.123561] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 53.175189] 8021q: adding VLAN 0 to HW filter on device team0 [ 53.512107] L1TF CPU bug present and SMT on, data leak possible. See CVE-2018-3646 and https://www.kernel.org/doc/html/latest/admin-guide/l1tf.html for details. [ 54.403688] WARNING: CPU: 0 PID: 8396 at arch/x86/kvm/mmu.c:830 mmu_spte_clear_track_bits+0x45f/0x520 [ 54.413206] Kernel panic - not syncing: panic_on_warn set ... [ 54.419080] CPU: 0 PID: 8396 Comm: syz-executor0 Not tainted 4.20.0-rc7-next-20181224 #188 [ 54.427470] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.436804] Call Trace: [ 54.439378] dump_stack+0x1d3/0x2c6 [ 54.442994] ? dump_stack_print_info.cold.1+0x20/0x20 [ 54.448193] panic+0x2ad/0x632 [ 54.451374] ? add_taint.cold.5+0x16/0x16 [ 54.455510] ? __warn.cold.8+0x5/0x4f [ 54.459294] ? __warn+0xe8/0x1d0 [ 54.462649] ? mmu_spte_clear_track_bits+0x45f/0x520 [ 54.467739] __warn.cold.8+0x20/0x4f [ 54.471438] ? rcu_softirq_qs+0x20/0x20 [ 54.475408] ? mmu_spte_clear_track_bits+0x45f/0x520 [ 54.480501] report_bug+0x254/0x2d0 [ 54.484128] do_error_trap+0x11b/0x200 [ 54.488017] do_invalid_op+0x36/0x40 [ 54.491714] ? mmu_spte_clear_track_bits+0x45f/0x520 [ 54.496845] invalid_op+0x14/0x20 [ 54.500285] RIP: 0010:mmu_spte_clear_track_bits+0x45f/0x520 [ 54.505981] Code: 40 ff ff ff 31 ff 44 89 fe 48 ba 00 00 00 00 00 fc ff df c6 04 10 f8 e8 4f ad 70 00 45 85 ff 0f 85 65 fd ff ff e8 31 ac 70 00 <0f> 0b e9 59 fd ff ff e8 25 ac 70 00 4c 89 ef e8 4d 33 f7 ff 31 f6 [ 54.524867] RSP: 0018:ffff8881b61ff060 EFLAGS: 00010293 [ 54.530213] RAX: ffff8881b133e240 RBX: 40000001ab5e8c77 RCX: ffffffff81114481 [ 54.537477] RDX: 0000000000000000 RSI: ffffffff8111448f RDI: 0000000000000005 [ 54.544743] RBP: ffff8881b61ff178 R08: ffff8881b133e240 R09: fffff94000d5af46 [ 54.552000] R10: fffff94000d5af46 R11: ffffea0006ad7a37 R12: 1ffff11036c3fe0e [ 54.559252] R13: 00000000001ab5e8 R14: ffff8881b61ff150 R15: 0000000000000000 [ 54.566541] ? mmu_spte_clear_track_bits+0x451/0x520 [ 54.571653] ? mmu_spte_clear_track_bits+0x45f/0x520 [ 54.576759] ? mmu_spte_update+0x340/0x340 [ 54.580987] ? mmu_shrink_scan+0xb70/0xb70 [ 54.585212] ? kasan_check_write+0x14/0x20 [ 54.589431] ? graph_lock+0x9c/0x270 [ 54.593142] ? add_lock_to_list.isra.26+0x4b0/0x4b0 [ 54.598145] ? graph_lock+0x270/0x270 [ 54.601937] drop_spte+0x24/0x220 [ 54.605380] mmu_page_zap_pte+0x2d3/0x3a0 [ 54.609542] ? drop_spte+0x220/0x220 [ 54.613243] ? __lock_is_held+0xb5/0x140 [ 54.617307] kvm_mmu_prepare_zap_page+0x1f9/0x1530 [ 54.622253] ? trace_hardirqs_off+0xb8/0x310 [ 54.626644] ? kasan_check_read+0x11/0x20 [ 54.630779] ? kvm_handle_hva_range+0x780/0x780 [ 54.635435] ? __lock_acquire+0x62f/0x4c20 [ 54.639674] ? graph_lock+0x270/0x270 [ 54.643470] ? graph_lock+0x270/0x270 [ 54.647256] ? print_usage_bug+0xc0/0xc0 [ 54.651304] ? mark_held_locks+0x130/0x130 [ 54.655525] ? mark_held_locks+0x130/0x130 [ 54.659746] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 54.665296] ? check_preemption_disabled+0x48/0x280 [ 54.670317] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 54.675837] ? kvm_make_vcpus_request_mask+0x48c/0x5a0 [ 54.681127] ? gfn_to_pfn_atomic+0x7a0/0x7a0 [ 54.685534] ? graph_lock+0x270/0x270 [ 54.689321] ? lock_acquire+0x1ed/0x520 [ 54.693322] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 54.698857] ? check_preemption_disabled+0x48/0x280 [ 54.703863] ? kvm_make_all_cpus_request+0x82/0xb0 [ 54.708778] ? kvm_make_vcpus_request_mask+0x5a0/0x5a0 [ 54.714051] kvm_mmu_invalidate_zap_all_pages+0x348/0x7b0 [ 54.719588] ? kvm_mmu_zap_collapsible_sptes+0x850/0x850 [ 54.725025] ? kvm_vcpu_on_spin+0x830/0x830 [ 54.729332] ? lock_acquire+0x1ed/0x520 [ 54.733305] ? lock_release+0xa00/0xa00 [ 54.737263] ? lock_release+0xa00/0xa00 [ 54.741241] ? trace_hardirqs_on+0x310/0x310 [ 54.745635] kvm_arch_flush_shadow_all+0x15/0x20 [ 54.750392] kvm_mmu_notifier_release+0x59/0x90 [ 54.755046] ? kvm_vcpu_on_spin+0x830/0x830 [ 54.759368] mmu_notifier_unregister+0x1fa/0x600 [ 54.764111] ? kvm_vcpu_on_spin+0x830/0x830 [ 54.768429] ? __mmu_notifier_register+0x30/0x30 [ 54.773181] ? __free_pages+0x10a/0x190 [ 54.777139] ? free_unref_page+0x960/0x960 [ 54.781356] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 54.786817] kvm_put_kvm+0x6c0/0xff0 [ 54.790537] ? kvm_write_guest_cached+0x40/0x40 [ 54.795196] ? up_write+0x7b/0x220 [ 54.798729] ? down_write_nested+0x130/0x130 [ 54.803134] ? mntput+0x74/0xa0 [ 54.806409] ? debugfs_remove_recursive+0x40d/0x530 [ 54.811411] ? fsnotify_first_mark+0x350/0x350 [ 54.815981] ? debugfs_remove+0x130/0x130 [ 54.820123] kvm_vcpu_release+0x7b/0xa0 [ 54.824084] __fput+0x3bc/0xa90 [ 54.827368] ? kvm_vm_release+0x50/0x50 [ 54.831360] ? file_free_rcu+0xe0/0xe0 [ 54.835231] ? trace_hardirqs_on+0xbd/0x310 [ 54.839539] ? kasan_check_read+0x11/0x20 [ 54.843681] ? task_work_run+0x1af/0x2a0 [ 54.847761] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 54.853204] ? filp_close+0x1cd/0x250 [ 54.857006] ____fput+0x15/0x20 [ 54.860321] task_work_run+0x1e8/0x2a0 [ 54.864209] ? task_work_cancel+0x240/0x240 [ 54.868519] ? copy_fd_bitmaps+0x210/0x210 [ 54.872739] ? do_syscall_64+0x9a/0x820 [ 54.876704] exit_to_usermode_loop+0x318/0x380 [ 54.881289] ? syscall_trace_enter+0x1260/0x1260 [ 54.886052] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 54.891595] do_syscall_64+0x6be/0x820 [ 54.895507] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 54.900858] ? syscall_return_slowpath+0x5e0/0x5e0 [ 54.905777] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 54.910611] ? trace_hardirqs_on_caller+0x310/0x310 [ 54.915617] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 54.920626] ? prepare_exit_to_usermode+0x291/0x3b0 [ 54.925630] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 54.930472] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.935647] RIP: 0033:0x411211 [ 54.938829] Code: 75 14 b8 03 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 34 19 00 00 c3 48 83 ec 08 e8 0a fc ff ff 48 89 04 24 b8 03 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 53 fc ff ff 48 89 d0 48 83 c4 08 48 3d 01 [ 54.957714] RSP: 002b:00007ffd47ca4ef0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 [ 54.965404] RAX: 0000000000000000 RBX: 0000000000000006 RCX: 0000000000411211 [ 54.972660] RDX: 0000000000000000 RSI: 00000000007409b0 RDI: 0000000000000005 [ 54.979922] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 54.987201] R10: 00007ffd47ca4e20 R11: 0000000000000293 R12: 0000000000000000 [ 54.994480] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 [ 55.002976] Kernel Offset: disabled [ 55.006697] Rebooting in 86400 seconds..