Warning: Permanently added '10.128.1.60' (ECDSA) to the list of known hosts. 2021/12/14 00:30:20 fuzzer started 2021/12/14 00:30:20 dialing manager at 10.128.0.169:46529 2021/12/14 00:30:20 checking machine... 2021/12/14 00:30:20 checking revisions... 2021/12/14 00:30:20 testing simple program... syzkaller login: [ 63.891852][ T3603] cgroup: Unknown subsys name 'net' [ 64.037308][ T3603] cgroup: Unknown subsys name 'rlimit' [ 65.311207][ T3610] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 65.319043][ T3610] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 65.326736][ T3610] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 65.334847][ T3610] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 65.342431][ T3610] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 65.349674][ T3610] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 65.432038][ T3607] chnl_net:caif_netlink_parms(): no params data found [ 65.474693][ T3607] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.482101][ T3607] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.489826][ T3607] device bridge_slave_0 entered promiscuous mode [ 65.498639][ T3607] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.505907][ T3607] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.514298][ T3607] device bridge_slave_1 entered promiscuous mode [ 65.536268][ T3607] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 65.547506][ T3607] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 65.570221][ T3607] team0: Port device team_slave_0 added [ 65.577563][ T3607] team0: Port device team_slave_1 added [ 65.595001][ T3607] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 65.602030][ T3607] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 65.627971][ T3607] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 65.640427][ T3607] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 65.647454][ T3607] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 65.673492][ T3607] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 65.700323][ T3607] device hsr_slave_0 entered promiscuous mode [ 65.707449][ T3607] device hsr_slave_1 entered promiscuous mode [ 65.788224][ T3607] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 65.798969][ T3607] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 65.808326][ T3607] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 65.817609][ T3607] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 65.839891][ T3607] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.847142][ T3607] bridge0: port 2(bridge_slave_1) entered forwarding state [ 65.854957][ T3607] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.862082][ T3607] bridge0: port 1(bridge_slave_0) entered forwarding state [ 65.910758][ T3607] 8021q: adding VLAN 0 to HW filter on device bond0 [ 65.924481][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 65.934974][ T3615] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.945387][ T3615] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.955074][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 65.971594][ T3607] 8021q: adding VLAN 0 to HW filter on device team0 [ 65.983351][ T3618] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 65.992871][ T3618] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.999967][ T3618] bridge0: port 1(bridge_slave_0) entered forwarding state [ 66.013506][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 66.024253][ T23] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.031408][ T23] bridge0: port 2(bridge_slave_1) entered forwarding state [ 66.058410][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 66.068510][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 66.091663][ T140] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 66.100556][ T140] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 66.116414][ T3607] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 66.128283][ T3607] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 66.137039][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 66.155422][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 66.162854][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 66.177009][ T3607] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 66.195503][ T140] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 66.215307][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 66.224133][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 66.232390][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 66.243508][ T3607] device veth0_vlan entered promiscuous mode [ 66.256312][ T3607] device veth1_vlan entered promiscuous mode [ 66.277857][ T3607] device veth0_macvtap entered promiscuous mode [ 66.287091][ T926] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 66.295246][ T926] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 66.303576][ T926] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 66.312585][ T926] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 66.324259][ T3607] device veth1_macvtap entered promiscuous mode [ 66.341336][ T3607] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 66.348798][ T926] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 66.362702][ T3607] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 66.366768][ T3607] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 66.379226][ T3607] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 66.388189][ T3607] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 66.397350][ T3607] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 66.408512][ T140] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 66.476740][ T54] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 66.492842][ T54] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 66.509533][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 66.510329][ T44] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 66.526343][ T44] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 66.536416][ T3618] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 2021/12/14 00:30:23 building call list... executing program [ 66.786140][ T980] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 68.776511][ T3601] can: request_module (can-proto-0) failed. [ 68.798353][ T3601] can: request_module (can-proto-0) failed. [ 68.819123][ T3601] can: request_module (can-proto-0) failed. [ 69.907538][ T980] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 71.063410][ T1235] ieee802154 phy0 wpan0: encryption failed: -22 [ 71.069850][ T1235] ieee802154 phy1 wpan1: encryption failed: -22 [ 72.127817][ T980] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 72.207508][ T980] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 73.112756][ T980] device hsr_slave_0 left promiscuous mode [ 73.119382][ T980] device hsr_slave_1 left promiscuous mode [ 73.128318][ T980] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 73.136448][ T980] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 73.148024][ T980] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 73.155510][ T980] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 73.167985][ T980] device bridge_slave_1 left promiscuous mode [ 73.175088][ T980] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.188358][ T980] device bridge_slave_0 left promiscuous mode [ 73.194854][ T980] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.210350][ T980] device veth1_macvtap left promiscuous mode [ 73.217017][ T980] device veth0_macvtap left promiscuous mode [ 73.223174][ T980] device veth1_vlan left promiscuous mode [ 73.229082][ T980] device veth0_vlan left promiscuous mode [ 73.363369][ T980] team0 (unregistering): Port device team_slave_1 removed [ 73.377083][ T980] team0 (unregistering): Port device team_slave_0 removed [ 73.391708][ T980] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 73.405930][ T980] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 73.456011][ T980] bond0 (unregistering): Released all slaves [ 73.565936][ T980] leaked reference. [ 73.569993][ T980] ethnl_default_notify+0x148/0x640 [ 73.575206][ T980] ethtool_notify+0xbd/0x1f0 [ 73.579799][ T980] ethnl_netdev_event+0x56/0x70 [ 73.584653][ T980] notifier_call_chain+0xb5/0x200 [ 73.589676][ T980] call_netdevice_notifiers_info+0xb5/0x130 [ 73.595568][ T980] netdev_update_features+0xc4/0xd0 [ 73.600778][ T980] hsr_add_port+0x4a5/0x7b0 [ 73.605282][ T980] hsr_dev_finalize+0x46c/0x750 [ 73.610131][ T980] hsr_newlink+0x315/0x730 [ 73.614543][ T980] __rtnl_newlink+0x106d/0x1750 [ 73.619425][ T980] rtnl_newlink+0x64/0xa0 [ 73.623764][ T980] rtnetlink_rcv_msg+0x413/0xb80 [ 73.628709][ T980] netlink_rcv_skb+0x153/0x420 [ 73.633480][ T980] netlink_unicast+0x533/0x7d0 [ 73.638252][ T980] netlink_sendmsg+0x904/0xdf0 [ 73.643023][ T980] sock_sendmsg+0xcf/0x120 [ 73.653414][ T980] ------------[ cut here ]------------ [ 73.659182][ T980] WARNING: CPU: 0 PID: 980 at lib/ref_tracker.c:38 ref_tracker_dir_exit.cold+0x137/0x1e3 [ 73.669779][ T980] Modules linked in: [ 73.674527][ T980] CPU: 0 PID: 980 Comm: kworker/u4:4 Not tainted 5.16.0-rc4-next-20211210-syzkaller #0 [ 73.684567][ T980] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.695512][ T980] Workqueue: netns cleanup_net [ 73.700330][ T980] RIP: 0010:ref_tracker_dir_exit.cold+0x137/0x1e3 [ 73.707231][ T980] Code: 4c 89 ef e8 19 47 a2 f8 4c 8b 3c 24 4c 39 fd 49 8b 07 0f 85 b5 00 00 00 e8 e4 4e 57 f8 48 8b 74 24 10 4c 89 e7 e8 b7 35 36 00 <0f> 0b e9 23 5e e9 fa 4c 89 ff e8 e8 46 a2 f8 e9 d4 fe ff ff e8 ce [ 73.727295][ T980] RSP: 0018:ffffc90004bc7970 EFLAGS: 00010246 [ 73.733755][ T980] RAX: 0000000000000000 RBX: dffffc0000000000 RCX: 0000000000000000 [ 73.743685][ T980] RDX: 0000000000000001 RSI: 0000000000000001 RDI: 0000000000000001 [ 73.752042][ T980] RBP: ffff88807509c600 R08: 0000000000000001 R09: ffffffff8ffa194f [ 73.760040][ T980] R10: 0000000000000001 R11: 000000000008808a R12: ffff88807509c5b8 [ 73.768683][ T980] R13: ffff88807509c600 R14: ffff88807509c600 R15: ffff88807509c600 [ 73.777048][ T980] FS: 0000000000000000(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 73.794984][ T980] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.802349][ T980] CR2: 000055c959568950 CR3: 000000007f6e4000 CR4: 00000000003506f0 [ 73.810356][ T980] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 73.818779][ T980] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 73.827922][ T980] Call Trace: [ 73.831569][ T980] [ 73.834533][ T980] free_netdev+0x32a/0x5b0 [ 73.838989][ T980] netdev_run_todo+0x8a0/0xaa0 [ 73.844300][ T980] ? generic_xdp_install+0x4a0/0x4a0 [ 73.849618][ T980] ? default_device_exit+0x2d0/0x2d0 [ 73.855429][ T980] ? unregister_netdevice_many+0x1850/0x1850 [ 73.861741][ T980] ? sysfs_remove_group+0xc2/0x170 [ 73.866895][ T980] ? br_dev_delete+0x112/0x190 [ 73.872119][ T980] default_device_exit_batch+0x2ff/0x3c0 [ 73.877794][ T980] ? unregister_netdev+0x20/0x20 [ 73.883203][ T980] ? __init_waitqueue_head+0xd0/0xd0 [ 73.888534][ T980] ? cfg802154_switch_netns+0x440/0x440 [ 73.894618][ T980] ? unregister_netdev+0x20/0x20 [ 73.899594][ T980] ? __dev_change_net_namespace+0x1330/0x1330 [ 73.906483][ T980] ops_exit_list+0x10d/0x160 [ 73.912684][ T980] cleanup_net+0x4ea/0xb00 [ 73.917141][ T980] ? unregister_pernet_device+0x70/0x70 [ 73.923187][ T980] process_one_work+0x9ac/0x1680 [ 73.928166][ T980] ? pwq_dec_nr_in_flight+0x2a0/0x2a0 [ 73.935329][ T980] ? rwlock_bug.part.0+0x90/0x90 [ 73.940305][ T980] ? _raw_spin_lock_irq+0x41/0x50 [ 73.945795][ T980] worker_thread+0x652/0x11c0 [ 73.950526][ T980] ? process_one_work+0x1680/0x1680 [ 73.957477][ T980] kthread+0x405/0x4f0 [ 73.961903][ T980] ? set_kthread_struct+0x130/0x130 [ 73.967141][ T980] ret_from_fork+0x1f/0x30 [ 73.973533][ T980] [ 73.976571][ T980] Kernel panic - not syncing: panic_on_warn set ... [ 73.983157][ T980] CPU: 0 PID: 980 Comm: kworker/u4:4 Not tainted 5.16.0-rc4-next-20211210-syzkaller #0 [ 73.992799][ T980] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.002866][ T980] Workqueue: netns cleanup_net [ 74.007660][ T980] Call Trace: [ 74.010946][ T980] [ 74.013884][ T980] dump_stack_lvl+0xcd/0x134 [ 74.018509][ T980] panic+0x2b0/0x6dd [ 74.022429][ T980] ? __warn_printk+0xf3/0xf3 [ 74.027048][ T980] ? __warn.cold+0x16c/0x2b5 [ 74.031659][ T980] ? ref_tracker_dir_exit.cold+0x137/0x1e3 [ 74.037495][ T980] __warn.cold+0x187/0x2b5 [ 74.041932][ T980] ? ref_tracker_dir_exit.cold+0x137/0x1e3 [ 74.047766][ T980] report_bug+0x1bd/0x210 [ 74.052125][ T980] handle_bug+0x3c/0x60 [ 74.056306][ T980] exc_invalid_op+0x14/0x40 [ 74.060833][ T980] asm_exc_invalid_op+0x12/0x20 [ 74.065711][ T980] RIP: 0010:ref_tracker_dir_exit.cold+0x137/0x1e3 [ 74.072152][ T980] Code: 4c 89 ef e8 19 47 a2 f8 4c 8b 3c 24 4c 39 fd 49 8b 07 0f 85 b5 00 00 00 e8 e4 4e 57 f8 48 8b 74 24 10 4c 89 e7 e8 b7 35 36 00 <0f> 0b e9 23 5e e9 fa 4c 89 ff e8 e8 46 a2 f8 e9 d4 fe ff ff e8 ce [ 74.091777][ T980] RSP: 0018:ffffc90004bc7970 EFLAGS: 00010246 [ 74.097864][ T980] RAX: 0000000000000000 RBX: dffffc0000000000 RCX: 0000000000000000 [ 74.105849][ T980] RDX: 0000000000000001 RSI: 0000000000000001 RDI: 0000000000000001 [ 74.113838][ T980] RBP: ffff88807509c600 R08: 0000000000000001 R09: ffffffff8ffa194f [ 74.121826][ T980] R10: 0000000000000001 R11: 000000000008808a R12: ffff88807509c5b8 [ 74.129809][ T980] R13: ffff88807509c600 R14: ffff88807509c600 R15: ffff88807509c600 [ 74.137822][ T980] free_netdev+0x32a/0x5b0 [ 74.142276][ T980] netdev_run_todo+0x8a0/0xaa0 [ 74.147065][ T980] ? generic_xdp_install+0x4a0/0x4a0 [ 74.152375][ T980] ? default_device_exit+0x2d0/0x2d0 [ 74.157694][ T980] ? unregister_netdevice_many+0x1850/0x1850 [ 74.163701][ T980] ? sysfs_remove_group+0xc2/0x170 [ 74.168840][ T980] ? br_dev_delete+0x112/0x190 [ 74.173640][ T980] default_device_exit_batch+0x2ff/0x3c0 [ 74.179310][ T980] ? unregister_netdev+0x20/0x20 [ 74.184288][ T980] ? __init_waitqueue_head+0xd0/0xd0 [ 74.189604][ T980] ? cfg802154_switch_netns+0x440/0x440 [ 74.195177][ T980] ? unregister_netdev+0x20/0x20 [ 74.200139][ T980] ? __dev_change_net_namespace+0x1330/0x1330 [ 74.206237][ T980] ops_exit_list+0x10d/0x160 [ 74.210860][ T980] cleanup_net+0x4ea/0xb00 [ 74.215308][ T980] ? unregister_pernet_device+0x70/0x70 [ 74.220908][ T980] process_one_work+0x9ac/0x1680 [ 74.225881][ T980] ? pwq_dec_nr_in_flight+0x2a0/0x2a0 [ 74.231280][ T980] ? rwlock_bug.part.0+0x90/0x90 [ 74.236247][ T980] ? _raw_spin_lock_irq+0x41/0x50 [ 74.241313][ T980] worker_thread+0x652/0x11c0 [ 74.246032][ T980] ? process_one_work+0x1680/0x1680 [ 74.251253][ T980] kthread+0x405/0x4f0 [ 74.255361][ T980] ? set_kthread_struct+0x130/0x130 [ 74.260600][ T980] ret_from_fork+0x1f/0x30 [ 74.265065][ T980] [ 74.268504][ T980] Kernel Offset: disabled [ 74.272952][ T980] Rebooting in 86400 seconds..