Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 43.208972][ T27] audit: type=1400 audit(1593680105.009:8): avc: denied { execmem } for pid=7036 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 43.241873][ T7037] IPVS: ftp: loaded support on port[0] = 21 [ 43.582054][ T213] tipc: TX() has been purged, node left! [ 43.899401][ T7021] can: request_module (can-proto-0) failed. [ 45.561568][ T7021] can: request_module (can-proto-0) failed. [ 45.572509][ T7021] can: request_module (can-proto-0) failed. [ 45.612016][ T27] audit: type=1400 audit(1593680107.419:9): avc: denied { create } for pid=7018 comm="syz-fuzzer" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=dccp_socket permissive=1 Warning: Permanently added '10.128.15.201' (ECDSA) to the list of known hosts. 2020/07/02 08:55:14 parsed 1 programs 2020/07/02 08:55:15 executed programs: 0 [ 53.692003][ T27] audit: type=1400 audit(1593680115.501:10): avc: denied { execmem } for pid=7157 comm="syz-executor.2" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 53.832733][ T7158] IPVS: ftp: loaded support on port[0] = 21 [ 53.857204][ T7160] IPVS: ftp: loaded support on port[0] = 21 [ 53.985152][ T7171] IPVS: ftp: loaded support on port[0] = 21 [ 54.017896][ T7167] IPVS: ftp: loaded support on port[0] = 21 [ 54.026238][ T7183] IPVS: ftp: loaded support on port[0] = 21 [ 54.044473][ T7182] IPVS: ftp: loaded support on port[0] = 21 [ 54.213932][ T7158] chnl_net:caif_netlink_parms(): no params data found [ 54.431301][ T7171] chnl_net:caif_netlink_parms(): no params data found [ 54.446357][ T7160] chnl_net:caif_netlink_parms(): no params data found [ 54.505336][ T7158] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.513345][ T7158] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.522378][ T7158] device bridge_slave_0 entered promiscuous mode [ 54.603500][ T7158] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.613008][ T7158] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.622494][ T7158] device bridge_slave_1 entered promiscuous mode [ 54.639172][ T7182] chnl_net:caif_netlink_parms(): no params data found [ 54.729314][ T7183] chnl_net:caif_netlink_parms(): no params data found [ 54.741761][ T7158] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 54.753354][ T7158] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 54.827750][ T7160] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.836348][ T7160] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.844954][ T7160] device bridge_slave_0 entered promiscuous mode [ 54.857887][ T7160] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.865074][ T7160] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.873132][ T7160] device bridge_slave_1 entered promiscuous mode [ 54.926621][ T7171] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.934481][ T7171] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.944327][ T7171] device bridge_slave_0 entered promiscuous mode [ 54.952174][ T7167] chnl_net:caif_netlink_parms(): no params data found [ 54.973686][ T7158] team0: Port device team_slave_0 added [ 54.998531][ T7171] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.005959][ T7171] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.014872][ T7171] device bridge_slave_1 entered promiscuous mode [ 55.029895][ T7160] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.044953][ T7158] team0: Port device team_slave_1 added [ 55.097739][ T7160] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 55.110543][ T7182] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.117622][ T7182] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.125892][ T7182] device bridge_slave_0 entered promiscuous mode [ 55.139318][ T7171] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.180787][ T7171] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 55.204897][ T7158] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 55.218551][ T7158] 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. [ 55.246796][ T7158] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 55.258478][ T7182] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.266367][ T7182] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.274994][ T7182] device bridge_slave_1 entered promiscuous mode [ 55.308870][ T7160] team0: Port device team_slave_0 added [ 55.325515][ T7158] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 55.332578][ T7158] 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. [ 55.359187][ T7158] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 55.403753][ T7160] team0: Port device team_slave_1 added [ 55.415724][ T7171] team0: Port device team_slave_0 added [ 55.435264][ T7171] team0: Port device team_slave_1 added [ 55.455340][ T7183] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.462519][ T7183] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.471808][ T7183] device bridge_slave_0 entered promiscuous mode [ 55.486023][ T7182] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.504337][ T7167] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.515098][ T7167] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.523278][ T7167] device bridge_slave_0 entered promiscuous mode [ 55.532643][ T7167] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.539861][ T7167] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.547368][ T7167] device bridge_slave_1 entered promiscuous mode [ 55.590638][ T7183] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.597694][ T7183] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.606666][ T7183] device bridge_slave_1 entered promiscuous mode [ 55.615830][ T7182] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 55.635197][ T7167] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.692161][ T7158] device hsr_slave_0 entered promiscuous mode [ 55.730049][ T7158] device hsr_slave_1 entered promiscuous mode [ 55.770322][ T7160] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 55.777272][ T7160] 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. [ 55.804401][ T7160] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 55.837927][ T7171] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 55.845044][ T7171] 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. [ 55.871380][ T7171] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 55.884369][ T7167] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 55.894821][ T7160] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 55.902438][ T7160] 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. [ 55.928996][ T7160] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 55.949506][ T7183] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.959530][ T7171] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 55.966788][ T7171] 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. [ 55.993142][ T7171] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 56.024016][ T7182] team0: Port device team_slave_0 added [ 56.034546][ T7183] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.075309][ T7182] team0: Port device team_slave_1 added [ 56.107256][ T7183] team0: Port device team_slave_0 added [ 56.115314][ T7167] team0: Port device team_slave_0 added [ 56.182690][ T7171] device hsr_slave_0 entered promiscuous mode [ 56.219920][ T7171] device hsr_slave_1 entered promiscuous mode [ 56.290808][ T7171] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 56.298477][ T7171] Cannot create hsr debugfs directory [ 56.310527][ T7183] team0: Port device team_slave_1 added [ 56.317840][ T7167] team0: Port device team_slave_1 added [ 56.371452][ T7160] device hsr_slave_0 entered promiscuous mode [ 56.400047][ T7160] device hsr_slave_1 entered promiscuous mode [ 56.439782][ T7160] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 56.447329][ T7160] Cannot create hsr debugfs directory [ 56.482925][ T7182] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 56.490516][ T7182] 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. [ 56.517120][ T7182] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 56.575186][ T7167] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 56.582349][ T7167] 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. [ 56.609481][ T7167] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 56.621128][ T7182] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 56.628069][ T7182] 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. [ 56.654638][ T7182] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 56.677949][ T7183] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 56.686683][ T7183] 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. [ 56.712980][ T7183] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 56.728423][ T7167] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 56.736002][ T7167] 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. [ 56.766641][ T7167] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 56.811528][ T7183] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 56.818464][ T7183] 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. [ 56.844611][ T7183] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 56.923242][ T7182] device hsr_slave_0 entered promiscuous mode [ 56.980093][ T7182] device hsr_slave_1 entered promiscuous mode [ 57.019678][ T7182] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 57.027214][ T7182] Cannot create hsr debugfs directory [ 57.122009][ T7167] device hsr_slave_0 entered promiscuous mode [ 57.161107][ T7167] device hsr_slave_1 entered promiscuous mode [ 57.230675][ T7167] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 57.238210][ T7167] Cannot create hsr debugfs directory [ 57.311989][ T7183] device hsr_slave_0 entered promiscuous mode [ 57.349787][ T7183] device hsr_slave_1 entered promiscuous mode [ 57.389550][ T7183] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 57.397094][ T7183] Cannot create hsr debugfs directory [ 57.662687][ T7158] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 57.732375][ T7158] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 57.785097][ T7158] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 57.834845][ T7158] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 57.925092][ T7171] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 57.976269][ T7171] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 58.018182][ T7171] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 58.073091][ T7171] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 58.169194][ T7160] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 58.213661][ T7160] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 58.266350][ T7160] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 58.322772][ T7160] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 58.461812][ T7167] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 58.494762][ T7167] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 58.555885][ T7167] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 58.615125][ T7182] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 58.661346][ T7182] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 58.681316][ T7167] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 58.749120][ T7171] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.759987][ T7182] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 58.795686][ T7182] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 58.912924][ T7158] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.925237][ T7183] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 58.976952][ T7183] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 59.034407][ T7183] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 59.092934][ T7183] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 59.159364][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.167540][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.185427][ T7171] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.222472][ T7158] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.234831][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.242517][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.277000][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.285564][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.296940][ T3017] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.304186][ T3017] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.313286][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.322003][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.330610][ T3017] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.337667][ T3017] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.345334][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.354948][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.363611][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.372312][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.380985][ T3017] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.388036][ T3017] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.395592][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.404194][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.413077][ T3017] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.420205][ T3017] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.429765][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.437661][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.478341][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.487250][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.533298][ T3069] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.543420][ T3069] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.554290][ T3069] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.563171][ T3069] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.571739][ T3069] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.580480][ T3069] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.588623][ T3069] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.597390][ T3069] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.621140][ T3069] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.628913][ T3069] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.637536][ T3069] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.646785][ T3069] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.655733][ T3069] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.664561][ T3069] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.690009][ T7160] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.707195][ T7167] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.717632][ T7171] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.733517][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.741950][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.753937][ T7158] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 59.765791][ T7158] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.800331][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.808585][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.828855][ T7182] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.854644][ T7167] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.866829][ T7160] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.881126][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.888878][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.901106][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.912909][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.948990][ T7182] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.958305][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.967907][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.977367][ T2713] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.984502][ T2713] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.992614][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.002062][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.010900][ T2713] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.017913][ T2713] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.026323][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 60.034381][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 60.042397][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 60.050510][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 60.057833][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.066534][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.077972][ T7158] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.094914][ T7183] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.112448][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.120834][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.131049][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.140578][ T2713] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.147665][ T2713] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.156230][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.165121][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.173781][ T2713] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.180890][ T2713] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.188439][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.197208][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.205414][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.222299][ T7171] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.255612][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.265370][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.274304][ T2724] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.281407][ T2724] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.293409][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.301923][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.310920][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.319700][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.327920][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.336957][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.379530][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.387188][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.396720][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.405878][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.414828][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.423477][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.431435][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.440299][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.448543][ T2713] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.455651][ T2713] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.463540][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.472677][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.481120][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.489970][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.498783][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.535579][ T7183] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.548819][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.562991][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.571602][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 60.580630][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 60.589065][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.597813][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.606310][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.615549][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.624204][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.632822][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.641344][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.650021][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.658245][ T2713] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.665339][ T2713] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.698940][ T7167] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.722755][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.732244][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.740512][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 60.748938][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 60.757659][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 60.766302][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 60.775685][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.784350][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.793078][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.801702][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.810243][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.818617][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.827245][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.834335][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.843245][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 60.851442][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 60.864320][ T7182] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 60.885164][ T7160] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 60.917077][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.925660][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.934552][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.942934][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.952449][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.961375][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.987964][ T7158] device veth0_vlan entered promiscuous mode [ 61.014278][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.023144][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.031835][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.041525][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.051143][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.064179][ T7158] device veth1_vlan entered promiscuous mode [ 61.095403][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.103478][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.111367][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 61.119672][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 61.127785][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.136664][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.145447][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.154177][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.166133][ T7167] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.180692][ T7171] device veth0_vlan entered promiscuous mode [ 61.198081][ T7182] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.207472][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 61.216679][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 61.226218][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.234758][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.249760][ T7171] device veth1_vlan entered promiscuous mode [ 61.261498][ T7183] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.274639][ T7160] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.287571][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 61.296820][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.306109][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.397049][ T3069] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 61.405084][ T3069] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 61.417291][ T3069] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 61.426323][ T3069] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 61.435276][ T3069] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 61.444101][ T3069] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.452342][ T3069] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.472681][ T7158] device veth0_macvtap entered promiscuous mode [ 61.497206][ T7183] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.507881][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 61.516894][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 61.527009][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 61.535542][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 61.544868][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 61.553698][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 61.563000][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 61.572608][ T7182] device veth0_vlan entered promiscuous mode [ 61.594172][ T7171] device veth0_macvtap entered promiscuous mode [ 61.608473][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 61.623966][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 61.633820][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 61.650699][ T7182] device veth1_vlan entered promiscuous mode [ 61.660419][ T7158] device veth1_macvtap entered promiscuous mode [ 61.673535][ T7160] device veth0_vlan entered promiscuous mode [ 61.686291][ T7171] device veth1_macvtap entered promiscuous mode [ 61.709095][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 61.716975][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 61.734617][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 61.743054][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 61.751351][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 61.759754][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 61.767815][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 61.776256][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 61.787880][ T7160] device veth1_vlan entered promiscuous mode [ 61.819222][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 61.827148][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 61.836657][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 61.858819][ T7182] device veth0_macvtap entered promiscuous mode [ 61.876588][ T7171] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 61.897719][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 61.906214][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 61.915176][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 61.925151][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 61.938317][ T7182] device veth1_macvtap entered promiscuous mode [ 61.952320][ T7171] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 61.982578][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 61.993906][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 62.003385][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 62.015669][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 62.025208][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 62.034911][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 62.043920][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 62.054417][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 62.062935][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 62.086426][ T7158] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 62.097542][ T7158] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 62.112052][ T7158] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 62.122788][ T7167] device veth0_vlan entered promiscuous mode [ 62.138249][ T7182] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 62.150559][ T7182] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 62.160850][ T7182] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 62.171850][ T7182] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 62.184243][ T7182] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 62.191954][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 62.201075][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 62.209589][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 62.217917][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 62.226822][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 62.235906][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 62.247282][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 62.255321][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 62.266878][ T7183] device veth0_vlan entered promiscuous mode [ 62.296357][ T7182] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 62.307580][ T7182] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 62.319165][ T7182] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 62.361135][ T3069] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 62.373161][ T3069] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 62.381973][ T3069] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 62.393845][ T3069] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 62.404365][ T7160] device veth0_macvtap entered promiscuous mode [ 62.482606][ T7167] device veth1_vlan entered promiscuous mode [ 62.502800][ T7158] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 62.513605][ T7158] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 62.524092][ T7158] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 62.535463][ T7158] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 62.546483][ T7158] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 62.567861][ T7183] device veth1_vlan entered promiscuous mode [ 62.576459][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 62.587064][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 62.595741][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 62.604722][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 62.613625][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 62.622704][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 62.770219][ T332] [ 62.772684][ T332] ============================= [ 62.777502][ T332] WARNING: suspicious RCU usage [ 62.794909][ T332] 5.7.0-rc4-syzkaller #0 Not tainted [ 62.800291][ T332] ----------------------------- [ 62.805141][ T332] include/linux/radix-tree.h:167 suspicious rcu_dereference_check() usage! [ 62.817294][ T332] 2020/07/02 08:55:24 executed programs: 6 [ 62.817294][ T332] other info that might help us debug this: [ 62.817294][ T332] [ 62.828588][ T332] [ 62.828588][ T332] rcu_scheduler_active = 2, debug_locks = 1 [ 62.849717][ T7160] device veth1_macvtap entered promiscuous mode [ 62.907482][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 62.916132][ T332] 2 locks held by kworker/u4:6/332: [ 62.920063][ T2713] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 62.930299][ T332] #0: ffff88821bbca138 ((wq_completion)qrtr_ns_handler){+.+.}-{0:0}, at: process_one_work+0x814/0x15d0 [ 62.955228][ T332] #1: ffffc90001fa7e00 ((work_completion)(&qrtr_ns.work)){+.+.}-{0:0}, at: process_one_work+0x849/0x15d0 [ 62.974640][ T332] [ 62.974640][ T332] stack backtrace: [ 62.989267][ T332] CPU: 1 PID: 332 Comm: kworker/u4:6 Not tainted 5.7.0-rc4-syzkaller #0 [ 62.990497][ T7183] device veth0_macvtap entered promiscuous mode [ 62.997577][ T332] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.997592][ T332] Workqueue: qrtr_ns_handler qrtr_ns_worker [ 62.997597][ T332] Call Trace: [ 62.997609][ T332] dump_stack+0x128/0x182 [ 62.997621][ T332] ctrl_cmd_new_lookup+0x595/0x680 [ 63.032556][ T332] ? node_get+0xb0/0xb0 [ 63.036713][ T332] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 63.042245][ T332] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 63.048304][ T332] ? kernel_recvmsg+0xee/0x140 [ 63.053062][ T332] qrtr_ns_worker+0x272/0x10d7 [ 63.057823][ T332] ? lock_downgrade+0x800/0x800 [ 63.062662][ T332] ? ctrl_cmd_del_client.isra.10+0x620/0x620 [ 63.068278][ T7160] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 63.068630][ T332] ? lock_acquire+0x1e3/0x970 [ 63.083662][ T332] ? process_one_work+0x849/0x15d0 [ 63.083764][ T7160] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 63.088768][ T332] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 63.088775][ T332] ? _raw_spin_unlock_irq+0x1f/0x80 [ 63.088788][ T332] process_one_work+0x908/0x15d0 [ 63.114686][ T332] ? lock_acquire+0x1e3/0x970 [ 63.119360][ T332] ? pwq_dec_nr_in_flight+0x2d0/0x2d0 [ 63.124717][ T332] ? do_raw_spin_lock+0x12a/0x2e0 [ 63.129739][ T332] worker_thread+0x82/0xb50 [ 63.134260][ T332] ? process_one_work+0x15d0/0x15d0 [ 63.138471][ T7160] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 63.139474][ T332] kthread+0x340/0x410 [ 63.139481][ T332] ? kthread_mod_delayed_work+0x180/0x180 [ 63.139489][ T332] ret_from_fork+0x24/0x30 [ 63.169672][ T332] failed to send lookup notification [ 63.175293][ T332] failed to send lookup notification [ 63.181113][ T332] failed to send lookup notification [ 63.206583][ T7160] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 63.216781][ T7160] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 63.228685][ T7160] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 63.243778][ T7160] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 63.316502][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 63.336975][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 63.346711][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 63.356289][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 63.367645][ T8411] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 63.376828][ T8411] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 63.391319][ T8411] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 63.405920][ T7183] device veth1_macvtap entered promiscuous mode [ 63.416839][ T332] failed to send lookup notification [ 63.433509][ T7160] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 63.444286][ T7160] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 63.457217][ T7160] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 63.469338][ T7160] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 63.479943][ T7160] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 63.491243][ T7160] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 63.527024][ T7160] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 63.535422][ T82] failed to send lookup notification [ 63.609358][ T8411] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 63.628035][ T8411] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 63.649770][ T8411] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 63.666387][ T7167] device veth0_macvtap entered promiscuous mode [ 63.709375][ T7183] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 63.725368][ T7183] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 63.737371][ T7183] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 63.752125][ T7183] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 63.761986][ T7183] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 63.772514][ T7183] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 63.788385][ T7183] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 63.799614][ T7183] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 63.812139][ T7183] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 63.855766][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 63.878293][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 63.888267][ T3017] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 63.901006][ T7183] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 63.913675][ T7183] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 63.924195][ T7183] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 63.935053][ T7183] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 63.945632][ T7183] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 63.958326][ T7183] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 63.968517][ T7183] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 63.979605][ T7183] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 63.991930][ T7183] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 64.013467][ T7167] device veth1_macvtap entered promiscuous mode [ 64.057729][ T3008] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 64.066003][ T3008] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 64.075669][ T3008] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 64.214102][ T7167] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 64.226544][ T7167] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 64.238187][ T7167] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 64.255960][ T7167] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 64.267292][ T7167] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 64.279207][ T7167] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 64.290035][ T7167] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 64.301128][ T7167] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 64.311494][ T7167] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 64.324397][ T7167] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 64.336779][ T7167] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 64.371726][ T3067] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 64.382036][ T3067] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 64.393680][ T7167] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 64.408219][ T7167] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 64.420156][ T7167] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 64.434115][ T7167] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 64.451200][ T7167] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 64.466399][ T7167] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 64.476782][ T7167] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 64.487785][ T7167] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 64.498396][ T7167] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 64.510689][ T7167] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 64.522275][ T7167] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 64.561532][ T332] failed to send lookup notification [ 64.571997][ T3008] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 64.581308][ T3008] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 64.878662][ T332] failed to send lookup notification [ 65.103637][ T332] failed to send lookup notification [ 65.117245][ T332] failed to send lookup notification [ 65.138683][ T332] failed to send lookup notification [ 65.168633][ T332] failed to send lookup notification [ 65.226033][ T82] failed to send lookup notification [ 65.256037][ T82] failed to send lookup notification [ 65.276670][ T82] failed to send lookup notification [ 65.284501][ T82] failed to send lookup notification [ 65.296070][ T82] failed to send lookup notification [ 65.347163][ T82] failed to send lookup notification [ 65.442005][ T282] failed to send lookup notification [ 65.454920][ T282] failed to send lookup notification [ 65.550132][ T82] failed to send lookup notification [ 65.580260][ T282] failed to send lookup notification [ 65.605804][ T282] failed to send lookup notification [ 65.626863][ T282] failed to send lookup notification [ 65.643542][ T282] failed to send lookup notification [ 65.783973][ T82] failed to send lookup notification [ 65.842455][ T282] failed to send lookup notification [ 65.863918][ T82] failed to send lookup notification [ 65.928629][ T82] failed to send lookup notification [ 65.958852][ T82] failed to send lookup notification [ 66.035588][ T332] failed to send lookup notification [ 66.052707][ T332] failed to send lookup notification [ 66.058336][ T332] failed to send lookup notification [ 66.336716][ T82] failed to send lookup notification [ 66.407393][ T282] failed to send lookup notification [ 66.413073][ T282] failed to send lookup notification [ 66.429158][ T282] failed to send lookup notification [ 66.434743][ T282] failed to send lookup notification [ 66.490078][ T282] failed to send lookup notification [ 66.599249][ T332] failed to send lookup notification [ 66.829084][ T213] failed to send lookup notification [ 66.929640][ T213] failed to send lookup notification [ 66.935110][ T213] failed to send lookup notification [ 67.074226][ T332] failed to send lookup notification [ 67.083926][ T332] failed to send lookup notification [ 67.226361][ T213] failed to send lookup notification [ 67.340106][ T332] failed to send lookup notification [ 67.345597][ T332] failed to send lookup notification [ 67.372897][ T332] failed to send lookup notification [ 67.378285][ T332] failed to send lookup notification [ 67.409302][ T332] failed to send lookup notification [ 67.490284][ T332] failed to send lookup notification [ 67.504410][ T82] failed to send lookup notification [ 67.524749][ T82] failed to send lookup notification [ 67.572286][ T82] failed to send lookup notification [ 67.635600][ T82] failed to send lookup notification [ 67.647414][ T82] failed to send lookup notification [ 67.655933][ T82] failed to send lookup notification [ 67.718967][ T213] failed to send lookup notification 2020/07/02 08:55:29 executed programs: 137 [ 67.824725][ T332] failed to send lookup notification [ 67.932286][ T332] failed to send lookup notification [ 67.947220][ T332] failed to send lookup notification [ 67.962080][ T332] failed to send lookup notification [ 67.967465][ T332] failed to send lookup notification [ 68.049953][ T82] failed to send lookup notification [ 68.060262][ T332] failed to send lookup notification [ 68.480148][ T213] failed to send lookup notification [ 68.504403][ T21] failed to send lookup notification [ 68.579691][ T82] failed to send lookup notification [ 68.599073][ T82] failed to send lookup notification [ 68.604556][ T82] failed to send lookup notification [ 68.622171][ T82] failed to send lookup notification [ 68.911488][ T21] failed to send lookup notification [ 68.997257][ T213] failed to send lookup notification [ 69.052862][ T213] failed to send lookup notification [ 69.081859][ T213] failed to send lookup notification [ 69.098839][ T213] failed to send lookup notification [ 69.104265][ T213] failed to send lookup notification [ 69.150644][ T213] failed to send lookup notification [ 69.210024][ T21] failed to send lookup notification [ 69.215449][ T21] failed to send lookup notification [ 69.259997][ T21] failed to send lookup notification [ 69.317337][ T21] failed to send lookup notification [ 69.332526][ T21] failed to send lookup notification [ 69.371835][ T82] failed to send lookup notification [ 69.386769][ T21] failed to send lookup notification [ 69.399135][ T21] failed to send lookup notification [ 69.408845][ T21] failed to send lookup notification [ 69.540017][ T332] failed to send lookup notification [ 69.578923][ T21] failed to send lookup notification [ 69.606624][ T21] failed to send lookup notification [ 69.629274][ T21] failed to send lookup notification [ 69.766386][ T213] failed to send lookup notification [ 70.002790][ T82] failed to send lookup notification [ 70.061895][ T82] failed to send lookup notification [ 70.067263][ T82] failed to send lookup notification [ 70.174002][ T213] failed to send lookup notification [ 70.297793][ T332] failed to send lookup notification [ 70.360710][ T82] failed to send lookup notification [ 70.375712][ T82] failed to send lookup notification [ 70.536634][ T213] failed to send lookup notification [ 70.553399][ T213] failed to send lookup notification [ 70.582377][ T213] failed to send lookup notification [ 70.587773][ T213] failed to send lookup notification [ 70.632440][ T213] failed to send lookup notification [ 70.670318][ T213] failed to send lookup notification [ 70.900650][ T7] failed to send lookup notification [ 70.912918][ T7] failed to send lookup notification [ 70.997544][ T7] failed to send lookup notification [ 71.032593][ T7] failed to send lookup notification [ 71.041336][ T82] failed to send lookup notification [ 71.046697][ T82] failed to send lookup notification [ 71.077856][ T82] failed to send lookup notification [ 71.086895][ T82] failed to send lookup notification [ 71.137309][ T82] failed to send lookup notification [ 71.234498][ T213] failed to send lookup notification [ 71.288813][ T213] failed to send lookup notification [ 71.308836][ T213] failed to send lookup notification [ 71.338802][ T213] failed to send lookup notification [ 71.378234][ T332] failed to send lookup notification [ 71.567784][ T7] failed to send lookup notification [ 71.582765][ T7] failed to send lookup notification [ 71.588125][ T7] failed to send lookup notification [ 71.645048][ T7] failed to send lookup notification [ 71.676563][ T7] failed to send lookup notification [ 71.702413][ T7] failed to send lookup notification [ 71.709610][ T7] failed to send lookup notification [ 71.773007][ T7] failed to send lookup notification [ 71.807768][ T332] failed to send lookup notification [ 72.078582][ T213] failed to send lookup notification [ 72.085766][ T21] failed to send lookup notification [ 72.093000][ T21] failed to send lookup notification [ 72.107442][ T21] failed to send lookup notification [ 72.127365][ T21] failed to send lookup notification [ 72.149381][ T21] failed to send lookup notification [ 72.267234][ T21] failed to send lookup notification [ 72.428745][ T21] failed to send lookup notification [ 72.434145][ T21] failed to send lookup notification [ 72.452429][ T21] failed to send lookup notification [ 72.541850][ T21] failed to send lookup notification [ 72.547259][ T21] failed to send lookup notification [ 72.617464][ T7] failed to send lookup notification [ 72.649734][ T7] failed to send lookup notification [ 72.655143][ T7] failed to send lookup notification [ 72.673934][ T7] failed to send lookup notification