[ 39.748839][ T84] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.758634][ T84] device veth1_macvtap left promiscuous mode [ 39.764920][ T84] device veth0_macvtap left promiscuous mode [ 39.770986][ T84] device veth1_vlan left promiscuous mode [ 39.777531][ T84] device veth0_vlan left promiscuous mode [ 39.850006][ T84] team0 (unregistering): Port device team_slave_1 removed [ 39.861254][ T84] team0 (unregistering): Port device team_slave_0 removed [ 39.870638][ T84] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 39.881308][ T84] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 39.907927][ T84] bond0 (unregistering): Released all slaves Warning: Permanently added '10.128.0.152' (ECDSA) to the list of known hosts. [ 52.835344][ T4066] chnl_net:caif_netlink_parms(): no params data found [ 52.899575][ T4068] chnl_net:caif_netlink_parms(): no params data found [ 52.919360][ T4069] chnl_net:caif_netlink_parms(): no params data found [ 52.949324][ T4062] chnl_net:caif_netlink_parms(): no params data found [ 52.964704][ T4065] chnl_net:caif_netlink_parms(): no params data found [ 52.994701][ T4067] chnl_net:caif_netlink_parms(): no params data found [ 53.028104][ T4066] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.035504][ T4066] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.043022][ T4066] device bridge_slave_0 entered promiscuous mode [ 53.069551][ T4069] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.076873][ T4069] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.084770][ T4069] device bridge_slave_0 entered promiscuous mode [ 53.091718][ T4066] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.098985][ T4066] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.106764][ T4066] device bridge_slave_1 entered promiscuous mode [ 53.126879][ T4069] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.134603][ T4069] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.141994][ T4069] device bridge_slave_1 entered promiscuous mode [ 53.162346][ T4062] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.169517][ T4062] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.177265][ T4062] device bridge_slave_0 entered promiscuous mode [ 53.194470][ T4068] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.201995][ T4068] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.209954][ T4068] device bridge_slave_0 entered promiscuous mode [ 53.222202][ T4066] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 53.235296][ T4062] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.242340][ T4062] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.250496][ T4062] device bridge_slave_1 entered promiscuous mode [ 53.269331][ T4068] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.276984][ T4068] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.284667][ T4068] device bridge_slave_1 entered promiscuous mode [ 53.291899][ T4069] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 53.301839][ T4066] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 53.311060][ T4065] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.318128][ T4065] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.325601][ T4065] device bridge_slave_0 entered promiscuous mode [ 53.333551][ T4062] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 53.346252][ T4067] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.353535][ T4067] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.361237][ T4067] device bridge_slave_0 entered promiscuous mode [ 53.371991][ T4069] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 53.384428][ T4065] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.391490][ T4065] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.399843][ T4065] device bridge_slave_1 entered promiscuous mode [ 53.407025][ T4062] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 53.425372][ T4067] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.432414][ T4067] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.439955][ T4067] device bridge_slave_1 entered promiscuous mode [ 53.466480][ T4062] team0: Port device team_slave_0 added [ 53.476717][ T4067] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 53.486949][ T4068] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 53.496898][ T4066] team0: Port device team_slave_0 added [ 53.509752][ T4062] team0: Port device team_slave_1 added [ 53.519853][ T4067] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 53.530019][ T4068] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 53.539872][ T4066] team0: Port device team_slave_1 added [ 53.546141][ T4069] team0: Port device team_slave_0 added [ 53.552959][ T4065] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 53.566331][ T4062] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 53.573274][ T4062] 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. [ 53.599715][ T4062] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 53.622862][ T4069] team0: Port device team_slave_1 added [ 53.629726][ T4065] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 53.639440][ T4062] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 53.647291][ T4062] 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. [ 53.674123][ T4062] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 53.712939][ T4067] team0: Port device team_slave_0 added [ 53.719915][ T4068] team0: Port device team_slave_0 added [ 53.727414][ T4068] team0: Port device team_slave_1 added [ 53.733587][ T4066] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 53.740507][ T4066] 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. [ 53.766847][ T4066] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 53.781290][ T4069] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 53.788347][ T4069] 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. [ 53.815207][ T4069] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 53.832086][ T4062] device hsr_slave_0 entered promiscuous mode [ 53.839239][ T4062] device hsr_slave_1 entered promiscuous mode [ 53.846502][ T4067] team0: Port device team_slave_1 added [ 53.857084][ T4066] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 53.864058][ T4066] 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. [ 53.890183][ T4066] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 53.901158][ T4069] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 53.908434][ T4069] 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. [ 53.935209][ T4069] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 53.947560][ T4065] team0: Port device team_slave_0 added [ 53.968788][ T4068] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 53.976386][ T4068] 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. [ 54.003156][ T4068] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 54.014970][ T4068] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 54.022017][ T4068] 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. [ 54.048349][ T4068] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 54.059904][ T4065] team0: Port device team_slave_1 added [ 54.089929][ T4067] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 54.097079][ T4067] 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. [ 54.123232][ T4067] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 54.149839][ T4065] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 54.157132][ T4065] 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. [ 54.183686][ T4065] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 54.194908][ T4067] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 54.201835][ T4067] 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. [ 54.228628][ T4067] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 54.241297][ T4066] device hsr_slave_0 entered promiscuous mode [ 54.247813][ T4066] device hsr_slave_1 entered promiscuous mode [ 54.254148][ T4066] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 54.261844][ T4066] Cannot create hsr debugfs directory [ 54.280261][ T4065] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 54.287486][ T4065] 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. [ 54.313515][ T4065] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 54.334800][ T4068] device hsr_slave_0 entered promiscuous mode [ 54.341214][ T4068] device hsr_slave_1 entered promiscuous mode [ 54.347980][ T4068] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 54.355721][ T4068] Cannot create hsr debugfs directory [ 54.362638][ T4069] device hsr_slave_0 entered promiscuous mode [ 54.369275][ T4069] device hsr_slave_1 entered promiscuous mode [ 54.376075][ T4069] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 54.383929][ T4069] Cannot create hsr debugfs directory [ 54.403026][ T4067] device hsr_slave_0 entered promiscuous mode [ 54.409900][ T4067] device hsr_slave_1 entered promiscuous mode [ 54.416418][ T4067] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 54.424000][ T4067] Cannot create hsr debugfs directory [ 54.477415][ T4065] device hsr_slave_0 entered promiscuous mode [ 54.484669][ T4065] device hsr_slave_1 entered promiscuous mode [ 54.490985][ T4065] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 54.498788][ T4065] Cannot create hsr debugfs directory [ 54.636621][ T4066] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 54.668582][ T4066] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 54.676915][ T4066] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 54.686145][ T4067] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 54.695371][ T4067] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 54.703869][ T4066] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 54.712605][ T4067] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 54.721212][ T4068] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 54.732136][ T4068] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 54.740392][ T4068] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 54.748953][ T4067] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 54.769526][ T4068] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 54.791676][ T4062] 8021q: adding VLAN 0 to HW filter on device bond0 [ 54.810987][ T4069] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 54.828841][ T4062] 8021q: adding VLAN 0 to HW filter on device team0 [ 54.845718][ T4069] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 54.856291][ T4065] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 54.866122][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 54.874154][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 54.881672][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 54.891427][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 54.900074][ T26] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.907135][ T26] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.914633][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 54.922996][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 54.931459][ T26] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.938670][ T26] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.946617][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 54.969459][ T4069] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 54.978776][ T4069] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 54.989397][ T4065] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 55.008319][ T4062] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 55.019045][ T4062] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 55.035882][ T4065] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 55.047826][ T4065] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 55.056867][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 55.065324][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 55.074233][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 55.082721][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 55.093578][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 55.102568][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 55.111646][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 55.120153][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 55.128237][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 55.136528][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 55.153670][ T4098] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 55.161269][ T4098] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 55.179911][ T4068] 8021q: adding VLAN 0 to HW filter on device bond0 [ 55.210112][ T4066] 8021q: adding VLAN 0 to HW filter on device bond0 [ 55.221817][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 55.231471][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 55.241241][ T4062] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 55.253274][ T3623] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.261018][ T3623] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.272048][ T4067] 8021q: adding VLAN 0 to HW filter on device bond0 [ 55.288346][ T4066] 8021q: adding VLAN 0 to HW filter on device team0 [ 55.307244][ T4069] 8021q: adding VLAN 0 to HW filter on device bond0 [ 55.319543][ T4067] 8021q: adding VLAN 0 to HW filter on device team0 [ 55.327708][ T3623] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.336556][ T3623] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.344983][ T3623] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 55.353468][ T3623] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 55.361670][ T3623] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.368746][ T3623] bridge0: port 1(bridge_slave_0) entered forwarding state [ 55.376867][ T3623] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.384495][ T3623] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.407273][ T4068] 8021q: adding VLAN 0 to HW filter on device team0 [ 55.423303][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 55.431071][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 55.439840][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 55.448898][ T26] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.455947][ T26] bridge0: port 2(bridge_slave_1) entered forwarding state [ 55.463584][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 55.471850][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 55.480127][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 55.488615][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 55.496838][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 55.505375][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 55.513588][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 55.521908][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 55.530289][ T26] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.537333][ T26] bridge0: port 1(bridge_slave_0) entered forwarding state [ 55.544804][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 55.553427][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 55.561685][ T26] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.568761][ T26] bridge0: port 1(bridge_slave_0) entered forwarding state [ 55.576309][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 55.584903][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 55.593123][ T26] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.600150][ T26] bridge0: port 2(bridge_slave_1) entered forwarding state [ 55.607585][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 55.616168][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 55.624468][ T26] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.631535][ T26] bridge0: port 2(bridge_slave_1) entered forwarding state [ 55.639127][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 55.647517][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 55.656429][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 55.664911][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 55.678627][ T4066] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 55.690175][ T4066] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 55.710140][ T4065] 8021q: adding VLAN 0 to HW filter on device bond0 [ 55.717829][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 55.726356][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 55.734624][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 55.742560][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 55.750981][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 55.759190][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 55.767421][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 55.776163][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 55.784607][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 55.793767][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 55.801228][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 55.809000][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.816479][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.832160][ T4067] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 55.842934][ T4067] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 55.857312][ T4066] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 55.870103][ T4065] 8021q: adding VLAN 0 to HW filter on device team0 [ 55.887022][ T4069] 8021q: adding VLAN 0 to HW filter on device team0 [ 55.895568][ T4068] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 55.907461][ T4068] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 55.918641][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 55.927797][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 55.936352][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 55.944833][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 55.952965][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 55.961418][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 55.969926][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 55.978275][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 55.986782][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 55.995114][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 56.004443][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 56.013888][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 56.022032][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 56.030617][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 56.038651][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 56.046405][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 56.053880][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 56.061622][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 56.092699][ T4068] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 56.102753][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 56.112180][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 56.120344][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 56.129464][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 56.138477][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 56.147824][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 56.156613][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 56.165172][ T2932] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.173215][ T2932] bridge0: port 1(bridge_slave_0) entered forwarding state [ 56.181021][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 56.189497][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 56.198087][ T2932] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.205476][ T2932] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.213554][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 56.222079][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 56.230666][ T2932] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.237944][ T2932] bridge0: port 1(bridge_slave_0) entered forwarding state [ 56.246012][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 56.254607][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 56.262899][ T2932] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.269994][ T2932] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.277510][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 56.285853][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 56.293327][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 56.300864][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 56.309241][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 56.317897][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 56.332295][ T4062] device veth0_vlan entered promiscuous mode [ 56.347102][ T4069] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 56.357802][ T4069] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 56.376585][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 56.385395][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 56.393662][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 56.401159][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 56.409814][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 56.418088][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 56.426632][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 56.436000][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 56.444715][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 56.452940][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 56.461552][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 56.469913][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 56.478261][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 56.486795][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 56.495956][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 56.507587][ T4062] device veth1_vlan entered promiscuous mode [ 56.518706][ T4067] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 56.537431][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 56.545719][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 56.555034][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 56.562910][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 56.571066][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 56.579587][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 56.587582][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 56.595289][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 56.602712][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 56.610572][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 56.619326][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 56.628193][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 56.637056][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 56.645456][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 56.653809][ T2932] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 56.670110][ T4062] device veth0_macvtap entered promiscuous mode [ 56.680919][ T4065] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 56.690037][ T4069] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 56.705132][ T13] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 56.713418][ T13] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 56.733611][ T13] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 56.745663][ T13] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 56.762272][ T4065] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 56.772564][ T4062] device veth1_macvtap entered promiscuous mode [ 56.780202][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 56.794539][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 56.811246][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 56.829286][ T4062] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 56.847575][ T4108] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 56.856757][ T4108] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 56.889682][ T4066] device veth0_vlan entered promiscuous mode [ 56.897969][ T4062] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 56.909782][ T4108] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 56.918704][ T4108] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 56.928714][ T4108] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 56.938114][ T4108] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 56.947861][ T4108] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 56.956286][ T4108] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 56.965154][ T4108] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 56.973605][ T4108] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 56.981985][ T4108] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 56.990723][ T4108] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 57.000095][ T4108] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 57.010330][ T4108] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 57.034569][ T4066] device veth1_vlan entered promiscuous mode [ 57.046112][ T4068] device veth0_vlan entered promiscuous mode [ 57.053843][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 57.061796][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 57.070104][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 57.086534][ T4067] device veth0_vlan entered promiscuous mode [ 57.095942][ T4108] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 57.105224][ T4108] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 57.112793][ T4108] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 57.120920][ T4108] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 57.129036][ T4108] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 57.147918][ T4068] device veth1_vlan entered promiscuous mode [ 57.162754][ T4162] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 57.175864][ T4067] device veth1_vlan entered promiscuous mode [ 57.183300][ T4108] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 57.184840][ T4162] CPU: 0 PID: 4162 Comm: syz-executor180 Tainted: G W 5.17.0-syzkaller #0 [ 57.191092][ T4108] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 57.200436][ T4162] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.200442][ T4162] Call Trace: [ 57.200445][ T4162] [ 57.200449][ T4162] dump_stack_lvl+0x57/0x7d [ 57.200462][ T4162] ccid3_hc_tx_packet_sent+0xda/0x110 [ 57.200469][ T4162] dccp_xmit_packet+0x28a/0x660 [ 57.200476][ T4162] dccp_write_xmit+0x10e/0x180 [ 57.200481][ T4162] ? trace_hardirqs_on+0x1c/0x140 [ 57.209087][ T4108] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 57.218156][ T4162] dccp_sendmsg+0x6ef/0xa80 [ 57.218175][ T4162] ? _copy_from_user+0xb1/0xe0 [ 57.218183][ T4162] ? dccp_destroy_sock+0x4e0/0x4e0 [ 57.218190][ T4162] ? inet_send_prepare+0x3b0/0x3b0 [ 57.218197][ T4162] sock_sendmsg+0xab/0xe0 [ 57.218206][ T4162] ____sys_sendmsg+0x392/0x7a0 [ 57.218212][ T4162] ? kernel_sendmsg+0x30/0x30 [ 57.218217][ T4162] ? do_recvmmsg+0x550/0x550 [ 57.218222][ T4162] ? rcu_read_lock_sched_held+0xd/0x70 [ 57.218231][ T4162] ? enqueue_entity+0x442/0x1730 [ 57.218239][ T4162] ___sys_sendmsg+0xd3/0x150 [ 57.218245][ T4162] ? lock_release+0x522/0x720 [ 57.218252][ T4162] ? sendmsg_copy_msghdr+0x110/0x110 [ 57.218257][ T4162] ? lock_acquire+0x442/0x510 [ 57.218262][ T4162] ? rcu_read_lock_sched_held+0xd/0x70 [ 57.218269][ T4162] ? __fget_files+0x1bf/0x3c0 [ 57.218275][ T4162] ? lock_downgrade+0x6e0/0x6e0 [ 57.218280][ T4162] ? preempt_schedule_thunk+0x16/0x18 [ 57.218289][ T4162] ? rcu_read_lock_sched_held+0xd/0x70 [ 57.218294][ T4162] ? lock_acquire+0x442/0x510 [ 57.218311][ T4162] ? __fget_files+0x1d7/0x3c0 [ 57.218318][ T4162] ? __fget_light+0xbe/0x220 [ 57.218325][ T4162] __sys_sendmmsg+0x141/0x310 [ 57.218332][ T4162] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 57.218338][ T4162] ? __ia32_sys_getpeername+0xa0/0xa0 [ 57.218347][ T4162] ? rcu_read_lock_sched_held+0xd/0x70 [ 57.218353][ T4162] ? lock_release+0x522/0x720 [ 57.218358][ T4162] ? rcu_read_lock_sched_held+0xd/0x70 [ 57.218363][ T4162] ? __context_tracking_exit+0x80/0x90 [ 57.218370][ T4162] ? lock_downgrade+0x6e0/0x6e0 [ 57.218376][ T4162] ? lock_downgrade+0x6e0/0x6e0 [ 57.222272][ T4108] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 57.224753][ T4162] ? vtime_user_exit+0x218/0x6c0 [ 57.224764][ T4162] __x64_sys_sendmmsg+0x94/0x100 [ 57.224770][ T4162] ? syscall_enter_from_user_mode+0x21/0x70 [ 57.229846][ T4108] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 57.234876][ T4162] do_syscall_64+0x35/0xb0 [ 57.234894][ T4162] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 57.234903][ T4162] RIP: 0033:0x7f4cf06d6e29 [ 57.234911][ T4162] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 57.240297][ T4108] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 57.244824][ T4162] RSP: 002b:00007f4cf067d2f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 57.244834][ T4162] RAX: ffffffffffffffda RBX: 0000000000000039 RCX: 00007f4cf06d6e29 [ 57.244838][ T4162] RDX: 0000000000000001 RSI: 0000000020000fc0 RDI: 0000000000000004 [ 57.244840][ T4162] RBP: 00007f4cf07584a8 R08: 0000000000000000 R09: 0000000000000000 [ 57.244843][ T4162] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4cf07584a0 [ 57.244846][ T4162] R13: 00007f4cf07584ac R14: 00007f4cf07256dc R15: e7594119f9b8c840 [ 57.244855][ T4162] [ 57.252331][ T4162] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 57.259194][ T4108] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 57.263574][ T4162] CPU: 0 PID: 4162 Comm: syz-executor180 Tainted: G W 5.17.0-syzkaller #0 [ 57.271222][ T4108] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 57.273422][ T4162] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.273427][ T4162] Call Trace: [ 57.273430][ T4162] [ 57.273433][ T4162] dump_stack_lvl+0x57/0x7d [ 57.273447][ T4162] ccid3_hc_tx_packet_sent+0xda/0x110 [ 57.280508][ T4108] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 57.284013][ T4162] dccp_xmit_packet+0x28a/0x660 [ 57.284025][ T4162] dccp_write_xmit+0x10e/0x180 [ 57.284030][ T4162] ? trace_hardirqs_on+0x1c/0x140 [ 57.289205][ T4108] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 57.293517][ T4162] dccp_sendmsg+0x6ef/0xa80 [ 57.293528][ T4162] ? _copy_from_user+0xb1/0xe0 [ 57.293536][ T4162] ? dccp_destroy_sock+0x4e0/0x4e0 [ 57.293543][ T4162] ? inet_send_prepare+0x3b0/0x3b0 [ 57.659792][ T4162] sock_sendmsg+0xab/0xe0 [ 57.664106][ T4162] ____sys_sendmsg+0x392/0x7a0 [ 57.668885][ T4162] ? kernel_sendmsg+0x30/0x30 [ 57.673736][ T4162] ? do_recvmmsg+0x550/0x550 [ 57.678321][ T4162] ? rcu_read_lock_sched_held+0xd/0x70 [ 57.683757][ T4162] ? enqueue_entity+0x442/0x1730 [ 57.688759][ T4162] ___sys_sendmsg+0xd3/0x150 [ 57.693345][ T4162] ? lock_release+0x522/0x720 [ 57.697995][ T4162] ? sendmsg_copy_msghdr+0x110/0x110 [ 57.703449][ T4162] ? lock_acquire+0x442/0x510 [ 57.708096][ T4162] ? rcu_read_lock_sched_held+0xd/0x70 [ 57.713526][ T4162] ? __fget_files+0x1bf/0x3c0 [ 57.718176][ T4162] ? lock_downgrade+0x6e0/0x6e0 [ 57.722998][ T4162] ? preempt_schedule_thunk+0x16/0x18 [ 57.728525][ T4162] ? rcu_read_lock_sched_held+0xd/0x70 [ 57.734049][ T4162] ? lock_acquire+0x442/0x510 [ 57.738796][ T4162] ? __fget_files+0x1d7/0x3c0 [ 57.743447][ T4162] ? __fget_light+0xbe/0x220 [ 57.748362][ T4162] __sys_sendmmsg+0x141/0x310 [ 57.753137][ T4162] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 57.758145][ T4162] ? __ia32_sys_getpeername+0xa0/0xa0 [ 57.763691][ T4162] ? rcu_read_lock_sched_held+0xd/0x70 [ 57.769259][ T4162] ? lock_release+0x522/0x720 [ 57.774005][ T4162] ? rcu_read_lock_sched_held+0xd/0x70 [ 57.779570][ T4162] ? __context_tracking_exit+0x80/0x90 [ 57.785127][ T4162] ? lock_downgrade+0x6e0/0x6e0 [ 57.789948][ T4162] ? lock_downgrade+0x6e0/0x6e0 [ 57.794770][ T4162] ? vtime_user_exit+0x218/0x6c0 [ 57.799695][ T4162] __x64_sys_sendmmsg+0x94/0x100 [ 57.804615][ T4162] ? syscall_enter_from_user_mode+0x21/0x70 [ 57.810473][ T4162] do_syscall_64+0x35/0xb0 [ 57.814947][ T4162] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 57.820823][ T4162] RIP: 0033:0x7f4cf06d6e29 [ 57.825224][ T4162] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 57.844897][ T4162] RSP: 002b:00007f4cf067d2f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 57.853627][ T4162] RAX: ffffffffffffffda RBX: 0000000000000037 RCX: 00007f4cf06d6e29 [ 57.861971][ T4162] RDX: 0000000000000001 RSI: 0000000020000fc0 RDI: 0000000000000004 [ 57.869922][ T4162] RBP: 00007f4cf07584a8 R08: 0000000000000000 R09: 0000000000000000 [ 57.878052][ T4162] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4cf07584a0 [ 57.886000][ T4162] R13: 00007f4cf07584ac R14: 00007f4cf07256dc R15: e7594119f9b8c840 [ 57.893972][ T4162] [ 57.908525][ T4066] device veth0_macvtap entered promiscuous mode [ 57.929030][ T4164] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 57.935510][ T4068] device veth0_macvtap entered promiscuous mode [ 57.940713][ T4164] CPU: 0 PID: 4164 Comm: syz-executor180 Tainted: G W 5.17.0-syzkaller #0 [ 57.951408][ T4069] device veth0_vlan entered promiscuous mode [ 57.956354][ T4164] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.956360][ T4164] Call Trace: [ 57.956363][ T4164] [ 57.956366][ T4164] dump_stack_lvl+0x57/0x7d [ 57.956379][ T4164] ccid3_hc_tx_packet_sent+0xda/0x110 [ 57.956388][ T4164] dccp_xmit_packet+0x28a/0x660 [ 57.965619][ T4067] device veth0_macvtap entered promiscuous mode [ 57.972383][ T4164] dccp_write_xmit+0x10e/0x180 [ 57.978419][ T4067] device veth1_macvtap entered promiscuous mode [ 57.978554][ T4164] ? trace_hardirqs_on+0x1c/0x140 [ 57.988467][ T4067] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 57.993302][ T4164] dccp_sendmsg+0x6ef/0xa80 [ 57.993314][ T4164] ? _copy_from_user+0xb1/0xe0 [ 57.993322][ T4164] ? dccp_destroy_sock+0x4e0/0x4e0 [ 57.993329][ T4164] ? inet_send_prepare+0x3b0/0x3b0 [ 57.993337][ T4164] sock_sendmsg+0xab/0xe0 [ 57.993345][ T4164] ____sys_sendmsg+0x392/0x7a0 [ 57.993352][ T4164] ? kernel_sendmsg+0x30/0x30 [ 57.993358][ T4164] ? do_recvmmsg+0x550/0x550 [ 57.993363][ T4164] ? rcu_read_lock_sched_held+0xd/0x70 [ 57.993373][ T4164] ? enqueue_entity+0x442/0x1730 [ 57.993382][ T4164] ___sys_sendmsg+0xd3/0x150 [ 57.993388][ T4164] ? lock_release+0x522/0x720 [ 57.993395][ T4164] ? sendmsg_copy_msghdr+0x110/0x110 [ 57.993400][ T4164] ? lock_acquire+0x442/0x510 [ 57.993406][ T4164] ? rcu_read_lock_sched_held+0xd/0x70 [ 57.993411][ T4164] ? __fget_files+0x1bf/0x3c0 [ 57.993417][ T4164] ? lock_downgrade+0x6e0/0x6e0 [ 57.993423][ T4164] ? preempt_schedule_thunk+0x16/0x18 [ 57.993432][ T4164] ? rcu_read_lock_sched_held+0xd/0x70 [ 57.993437][ T4164] ? lock_acquire+0x442/0x510 [ 57.993445][ T4164] ? __fget_files+0x1d7/0x3c0 [ 57.993452][ T4164] ? __fget_light+0xbe/0x220 [ 57.993459][ T4164] __sys_sendmmsg+0x141/0x310 [ 57.993466][ T4164] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 57.993472][ T4164] ? __ia32_sys_getpeername+0xa0/0xa0 [ 57.993481][ T4164] ? rcu_read_lock_sched_held+0xd/0x70 [ 57.993487][ T4164] ? lock_release+0x522/0x720 [ 57.993492][ T4164] ? rcu_read_lock_sched_held+0xd/0x70 [ 57.993497][ T4164] ? __context_tracking_exit+0x80/0x90 [ 57.993504][ T4164] ? lock_downgrade+0x6e0/0x6e0 [ 57.993512][ T4164] ? lock_downgrade+0x6e0/0x6e0 [ 57.993520][ T4164] ? vtime_user_exit+0x218/0x6c0 [ 57.993528][ T4164] __x64_sys_sendmmsg+0x94/0x100 [ 57.993533][ T4164] ? syscall_enter_from_user_mode+0x21/0x70 [ 57.993538][ T4164] do_syscall_64+0x35/0xb0 [ 57.993546][ T4164] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 57.993554][ T4164] RIP: 0033:0x7f4cf06d6e29 [ 57.993560][ T4164] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 57.993566][ T4164] RSP: 002b:00007f4cf067d2f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 57.993574][ T4164] RAX: ffffffffffffffda RBX: 0000000000000039 RCX: 00007f4cf06d6e29 [ 57.993579][ T4164] RDX: 0000000000000001 RSI: 0000000020000fc0 RDI: 0000000000000004 [ 57.993582][ T4164] RBP: 00007f4cf07584a8 R08: 0000000000000000 R09: 0000000000000000 [ 57.993585][ T4164] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4cf07584a0 [ 57.993588][ T4164] R13: 00007f4cf07584ac R14: 00007f4cf07256dc R15: e7594119f9b8c840 [ 57.993595][ T4164] [ 57.998633][ T4164] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 58.001183][ T4067] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 58.028157][ T4164] CPU: 0 PID: 4164 Comm: syz-executor180 Tainted: G W 5.17.0-syzkaller #0 [ 58.034004][ T4067] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 58.037506][ T4164] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.037512][ T4164] Call Trace: [ 58.337470][ T4164] [ 58.340557][ T4164] dump_stack_lvl+0x57/0x7d [ 58.345032][ T4164] ccid3_hc_tx_packet_sent+0xda/0x110 [ 58.350401][ T4164] dccp_xmit_packet+0x28a/0x660 [ 58.355307][ T4164] dccp_write_xmit+0x10e/0x180 [ 58.360411][ T4164] ? trace_hardirqs_on+0x1c/0x140 [ 58.365409][ T4164] dccp_sendmsg+0x6ef/0xa80 [ 58.369967][ T4164] ? _copy_from_user+0xb1/0xe0 [ 58.374703][ T4164] ? dccp_destroy_sock+0x4e0/0x4e0 [ 58.379869][ T4164] ? inet_send_prepare+0x3b0/0x3b0 [ 58.384950][ T4164] sock_sendmsg+0xab/0xe0 [ 58.389246][ T4164] ____sys_sendmsg+0x392/0x7a0 [ 58.393974][ T4164] ? kernel_sendmsg+0x30/0x30 [ 58.398625][ T4164] ? do_recvmmsg+0x550/0x550 [ 58.403196][ T4164] ? rcu_read_lock_sched_held+0xd/0x70 [ 58.408648][ T4164] ? enqueue_entity+0x442/0x1730 [ 58.413752][ T4164] ___sys_sendmsg+0xd3/0x150 [ 58.418542][ T4164] ? lock_release+0x522/0x720 [ 58.423414][ T4164] ? sendmsg_copy_msghdr+0x110/0x110 [ 58.428790][ T4164] ? lock_acquire+0x442/0x510 [ 58.433547][ T4164] ? rcu_read_lock_sched_held+0xd/0x70 [ 58.439064][ T4164] ? __fget_files+0x1bf/0x3c0 [ 58.443806][ T4164] ? lock_downgrade+0x6e0/0x6e0 [ 58.448732][ T4164] ? preempt_schedule_thunk+0x16/0x18 [ 58.454079][ T4164] ? rcu_read_lock_sched_held+0xd/0x70 [ 58.459520][ T4164] ? lock_acquire+0x442/0x510 [ 58.464212][ T4164] ? __fget_files+0x1d7/0x3c0 [ 58.468860][ T4164] ? __fget_light+0xbe/0x220 [ 58.473426][ T4164] __sys_sendmmsg+0x141/0x310 [ 58.478293][ T4164] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 58.483468][ T4164] ? __ia32_sys_getpeername+0xa0/0xa0 [ 58.488899][ T4164] ? rcu_read_lock_sched_held+0xd/0x70 [ 58.494330][ T4164] ? lock_release+0x522/0x720 [ 58.499171][ T4164] ? rcu_read_lock_sched_held+0xd/0x70 [ 58.504602][ T4164] ? __context_tracking_exit+0x80/0x90 [ 58.510137][ T4164] ? lock_downgrade+0x6e0/0x6e0 [ 58.514987][ T4164] ? lock_downgrade+0x6e0/0x6e0 [ 58.519826][ T4164] ? vtime_user_exit+0x218/0x6c0 [ 58.525104][ T4164] __x64_sys_sendmmsg+0x94/0x100 [ 58.530019][ T4164] ? syscall_enter_from_user_mode+0x21/0x70 [ 58.536085][ T4164] do_syscall_64+0x35/0xb0 [ 58.540486][ T4164] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 58.546400][ T4164] RIP: 0033:0x7f4cf06d6e29 [ 58.550810][ T4164] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 58.571444][ T4164] RSP: 002b:00007f4cf067d2f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 58.580104][ T4164] RAX: ffffffffffffffda RBX: 0000000000000037 RCX: 00007f4cf06d6e29 [ 58.588056][ T4164] RDX: 0000000000000001 RSI: 0000000020000fc0 RDI: 0000000000000004 [ 58.596347][ T4164] RBP: 00007f4cf07584a8 R08: 0000000000000000 R09: 0000000000000000 [ 58.604290][ T4164] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4cf07584a0 [ 58.612248][ T4164] R13: 00007f4cf07584ac R14: 00007f4cf07256dc R15: e7594119f9b8c840 [ 58.620197][ T4164] [ 58.624555][ T4108] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 58.632974][ T4108] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 58.642479][ T4108] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 58.650173][ T4166] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 58.650188][ T4166] CPU: 0 PID: 4166 Comm: syz-executor180 Tainted: G W 5.17.0-syzkaller #0 [ 58.650194][ T4166] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.650199][ T4166] Call Trace: [ 58.650201][ T4166] [ 58.650204][ T4166] dump_stack_lvl+0x57/0x7d [ 58.650218][ T4166] ccid3_hc_tx_packet_sent+0xda/0x110 [ 58.650226][ T4166] dccp_xmit_packet+0x28a/0x660 [ 58.650232][ T4166] dccp_write_xmit+0x10e/0x180 [ 58.650237][ T4166] ? trace_hardirqs_on+0x1c/0x140 [ 58.650246][ T4166] dccp_sendmsg+0x6ef/0xa80 [ 58.650251][ T4166] ? _copy_from_user+0xb1/0xe0 [ 58.650258][ T4166] ? dccp_destroy_sock+0x4e0/0x4e0 [ 58.650266][ T4166] ? inet_send_prepare+0x3b0/0x3b0 [ 58.650275][ T4166] sock_sendmsg+0xab/0xe0 [ 58.650283][ T4166] ____sys_sendmsg+0x392/0x7a0 [ 58.650291][ T4166] ? kernel_sendmsg+0x30/0x30 [ 58.650297][ T4166] ? do_recvmmsg+0x550/0x550 [ 58.650302][ T4166] ? rcu_read_lock_sched_held+0xd/0x70 [ 58.650310][ T4166] ? enqueue_entity+0x442/0x1730 [ 58.650318][ T4166] ___sys_sendmsg+0xd3/0x150 [ 58.663913][ T4108] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 58.671280][ T4166] ? lock_release+0x522/0x720 [ 58.682289][ T4108] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 58.684755][ T4166] ? sendmsg_copy_msghdr+0x110/0x110 [ 58.684767][ T4166] ? lock_acquire+0x442/0x510 [ 58.684775][ T4166] ? rcu_read_lock_sched_held+0xd/0x70 [ 58.684782][ T4166] ? __fget_files+0x1bf/0x3c0 [ 58.688446][ T4108] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 58.692174][ T4166] ? lock_downgrade+0x6e0/0x6e0 [ 58.698993][ T4108] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 58.702356][ T4166] ? preempt_schedule_thunk+0x16/0x18 [ 58.707826][ T4108] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 58.712178][ T4166] ? rcu_read_lock_sched_held+0xd/0x70 [ 58.717241][ T4108] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 58.721400][ T4166] ? lock_acquire+0x442/0x510 [ 58.727104][ T4108] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 58.731672][ T4166] ? __fget_files+0x1d7/0x3c0 [ 58.736568][ T4108] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 58.740715][ T4166] ? __fget_light+0xbe/0x220 [ 58.746963][ T4065] device veth0_vlan entered promiscuous mode [ 58.749929][ T4166] __sys_sendmmsg+0x141/0x310 [ 58.758205][ T4066] device veth1_macvtap entered promiscuous mode [ 58.760272][ T4166] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 58.767519][ T4068] device veth1_macvtap entered promiscuous mode [ 58.773243][ T4166] ? __ia32_sys_getpeername+0xa0/0xa0 [ 58.773266][ T4166] ? rcu_read_lock_sched_held+0xd/0x70 [ 58.773274][ T4166] ? lock_release+0x522/0x720 [ 58.773280][ T4166] ? rcu_read_lock_sched_held+0xd/0x70 [ 58.782111][ T4069] device veth1_vlan entered promiscuous mode [ 58.785827][ T4166] ? __context_tracking_exit+0x80/0x90 [ 58.785840][ T4166] ? lock_downgrade+0x6e0/0x6e0 [ 58.785849][ T4166] ? lock_downgrade+0x6e0/0x6e0 [ 58.785857][ T4166] ? vtime_user_exit+0x218/0x6c0 [ 58.793396][ T4067] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 58.795766][ T4166] __x64_sys_sendmmsg+0x94/0x100 [ 58.801196][ T4067] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 58.805939][ T4166] ? syscall_enter_from_user_mode+0x21/0x70 [ 58.805950][ T4166] do_syscall_64+0x35/0xb0 [ 58.805956][ T4166] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 58.805964][ T4166] RIP: 0033:0x7f4cf06d6e29 [ 58.816485][ T4067] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 58.819172][ T4166] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 58.829020][ T4067] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.832396][ T4166] RSP: 002b:00007f4cf067d2f8 EFLAGS: 00000246 [ 58.840484][ T4067] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.845859][ T4166] ORIG_RAX: 0000000000000133 [ 58.845864][ T4166] RAX: ffffffffffffffda RBX: 0000000000000037 RCX: 00007f4cf06d6e29 [ 58.845868][ T4166] RDX: 0000000000000001 RSI: 0000000020000fc0 RDI: 0000000000000004 [ 58.845871][ T4166] RBP: 00007f4cf07584a8 R08: 0000000000000000 R09: 0000000000000000 [ 58.845874][ T4166] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4cf07584a0 [ 58.845877][ T4166] R13: 00007f4cf07584ac R14: 00007f4cf07256dc R15: e7594119f9b8c840 [ 58.845886][ T4166] [ 58.922360][ T4170] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 58.925223][ T4067] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.930786][ T4170] CPU: 0 PID: 4170 Comm: syz-executor180 Tainted: G W 5.17.0-syzkaller #0 [ 58.934955][ T4067] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.940863][ T4170] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.157217][ T4170] Call Trace: [ 59.160494][ T4170] [ 59.163405][ T4170] dump_stack_lvl+0x57/0x7d [ 59.167884][ T4170] ccid3_hc_tx_packet_sent+0xda/0x110 [ 59.173248][ T4170] dccp_xmit_packet+0x28a/0x660 [ 59.178170][ T4170] dccp_write_xmit+0x10e/0x180 [ 59.182908][ T4170] ? trace_hardirqs_on+0x1c/0x140 [ 59.188095][ T4170] dccp_sendmsg+0x6ef/0xa80 [ 59.192579][ T4170] ? _copy_from_user+0xb1/0xe0 [ 59.197319][ T4170] ? dccp_destroy_sock+0x4e0/0x4e0 [ 59.202396][ T4170] ? inet_send_prepare+0x3b0/0x3b0 [ 59.207566][ T4170] sock_sendmsg+0xab/0xe0 [ 59.211902][ T4170] ____sys_sendmsg+0x392/0x7a0 [ 59.216866][ T4170] ? kernel_sendmsg+0x30/0x30 [ 59.221522][ T4170] ? do_recvmmsg+0x550/0x550 [ 59.226110][ T4170] ? rcu_read_lock_sched_held+0xd/0x70 [ 59.231633][ T4170] ? enqueue_entity+0x442/0x1730 [ 59.236647][ T4170] ___sys_sendmsg+0xd3/0x150 [ 59.241388][ T4170] ? lock_release+0x522/0x720 [ 59.246034][ T4170] ? sendmsg_copy_msghdr+0x110/0x110 [ 59.251398][ T4170] ? lock_acquire+0x442/0x510 [ 59.256053][ T4170] ? rcu_read_lock_sched_held+0xd/0x70 [ 59.261478][ T4170] ? __fget_files+0x1bf/0x3c0 [ 59.266121][ T4170] ? lock_downgrade+0x6e0/0x6e0 [ 59.270942][ T4170] ? preempt_schedule_thunk+0x16/0x18 [ 59.276381][ T4170] ? rcu_read_lock_sched_held+0xd/0x70 [ 59.281809][ T4170] ? lock_acquire+0x442/0x510 [ 59.286469][ T4170] ? __fget_files+0x1d7/0x3c0 [ 59.291124][ T4170] ? __fget_light+0xbe/0x220 [ 59.295812][ T4170] __sys_sendmmsg+0x141/0x310 [ 59.300698][ T4170] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 59.305693][ T4170] ? __ia32_sys_getpeername+0xa0/0xa0 [ 59.311131][ T4170] ? rcu_read_lock_sched_held+0xd/0x70 [ 59.317092][ T4170] ? lock_release+0x522/0x720 [ 59.321756][ T4170] ? rcu_read_lock_sched_held+0xd/0x70 [ 59.327180][ T4170] ? __context_tracking_exit+0x80/0x90 [ 59.332695][ T4170] ? lock_downgrade+0x6e0/0x6e0 [ 59.337617][ T4170] ? lock_downgrade+0x6e0/0x6e0 [ 59.342437][ T4170] ? vtime_user_exit+0x218/0x6c0 [ 59.347357][ T4170] __x64_sys_sendmmsg+0x94/0x100 [ 59.352441][ T4170] ? syscall_enter_from_user_mode+0x21/0x70 [ 59.358497][ T4170] do_syscall_64+0x35/0xb0 [ 59.362880][ T4170] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 59.368752][ T4170] RIP: 0033:0x7f4cf06d6e29 [ 59.373134][ T4170] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 59.392823][ T4170] RSP: 002b:00007f4cf067d2f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 59.401231][ T4170] RAX: ffffffffffffffda RBX: 0000000000000039 RCX: 00007f4cf06d6e29 [ 59.409285][ T4170] RDX: 0000000000000001 RSI: 0000000020000fc0 RDI: 0000000000000004 [ 59.417227][ T4170] RBP: 00007f4cf07584a8 R08: 0000000000000000 R09: 0000000000000000 [ 59.425269][ T4170] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4cf07584a0 [ 59.433567][ T4170] R13: 00007f4cf07584ac R14: 00007f4cf07256dc R15: e7594119f9b8c840 [ 59.441526][ T4170] [ 59.447977][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 59.449571][ T4170] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 59.458029][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 59.468076][ T4170] CPU: 0 PID: 4170 Comm: syz-executor180 Tainted: G W 5.17.0-syzkaller #0 [ 59.477879][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 59.485626][ T4170] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.485632][ T4170] Call Trace: [ 59.485635][ T4170] [ 59.485639][ T4170] dump_stack_lvl+0x57/0x7d [ 59.485652][ T4170] ccid3_hc_tx_packet_sent+0xda/0x110 [ 59.485661][ T4170] dccp_xmit_packet+0x28a/0x660 [ 59.485667][ T4170] dccp_write_xmit+0x10e/0x180 [ 59.485672][ T4170] ? trace_hardirqs_on+0x1c/0x140 [ 59.485680][ T4170] dccp_sendmsg+0x6ef/0xa80 [ 59.485686][ T4170] ? _copy_from_user+0xb1/0xe0 [ 59.485695][ T4170] ? dccp_destroy_sock+0x4e0/0x4e0 [ 59.485703][ T4170] ? inet_send_prepare+0x3b0/0x3b0 [ 59.485711][ T4170] sock_sendmsg+0xab/0xe0 [ 59.485725][ T4170] ____sys_sendmsg+0x392/0x7a0 [ 59.485732][ T4170] ? kernel_sendmsg+0x30/0x30 [ 59.485738][ T4170] ? do_recvmmsg+0x550/0x550 [ 59.485743][ T4170] ? rcu_read_lock_sched_held+0xd/0x70 [ 59.485752][ T4170] ? enqueue_entity+0x442/0x1730 [ 59.485761][ T4170] ___sys_sendmsg+0xd3/0x150 [ 59.485767][ T4170] ? lock_release+0x522/0x720 [ 59.485774][ T4170] ? sendmsg_copy_msghdr+0x110/0x110 [ 59.485779][ T4170] ? lock_acquire+0x442/0x510 [ 59.485785][ T4170] ? rcu_read_lock_sched_held+0xd/0x70 [ 59.485791][ T4170] ? __fget_files+0x1bf/0x3c0 [ 59.485798][ T4170] ? lock_downgrade+0x6e0/0x6e0 [ 59.485804][ T4170] ? preempt_schedule_thunk+0x16/0x18 [ 59.485813][ T4170] ? rcu_read_lock_sched_held+0xd/0x70 [ 59.485818][ T4170] ? lock_acquire+0x442/0x510 [ 59.485825][ T4170] ? __fget_files+0x1d7/0x3c0 [ 59.485831][ T4170] ? __fget_light+0xbe/0x220 [ 59.493599][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 59.504251][ T4170] __sys_sendmmsg+0x141/0x310 [ 59.504264][ T4170] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 59.504270][ T4170] ? __ia32_sys_getpeername+0xa0/0xa0 [ 59.504277][ T4170] ? rcu_read_lock_sched_held+0xd/0x70 [ 59.509959][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 59.510626][ T4170] ? lock_release+0x522/0x720 [ 59.515763][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 59.520479][ T4170] ? rcu_read_lock_sched_held+0xd/0x70 [ 59.527677][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 59.530228][ T4170] ? __context_tracking_exit+0x80/0x90 [ 59.538704][ T4065] device veth1_vlan entered promiscuous mode [ 59.539979][ T4170] ? lock_downgrade+0x6e0/0x6e0 [ 59.550783][ T4066] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 59.555008][ T4170] ? lock_downgrade+0x6e0/0x6e0 [ 59.555020][ T4170] ? vtime_user_exit+0x218/0x6c0 [ 59.555028][ T4170] __x64_sys_sendmmsg+0x94/0x100 [ 59.555036][ T4170] ? syscall_enter_from_user_mode+0x21/0x70 [ 59.559989][ T4066] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 59.564178][ T4170] do_syscall_64+0x35/0xb0 [ 59.564189][ T4170] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 59.564196][ T4170] RIP: 0033:0x7f4cf06d6e29 [ 59.564203][ T4170] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 59.564208][ T4170] RSP: 002b:00007f4cf067d2f8 EFLAGS: 00000246 [ 59.569439][ T4066] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 59.573476][ T4170] ORIG_RAX: 0000000000000133 [ 59.573480][ T4170] RAX: ffffffffffffffda RBX: 0000000000000037 RCX: 00007f4cf06d6e29 [ 59.573484][ T4170] RDX: 0000000000000001 RSI: 0000000020000fc0 RDI: 0000000000000004 [ 59.573486][ T4170] RBP: 00007f4cf07584a8 R08: 0000000000000000 R09: 0000000000000000 [ 59.573490][ T4170] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4cf07584a0 [ 59.573493][ T4170] R13: 00007f4cf07584ac R14: 00007f4cf07256dc R15: e7594119f9b8c840 [ 59.573501][ T4170] [ 59.615275][ T4172] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 59.618815][ T4066] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 59.624342][ T4172] CPU: 0 PID: 4172 Comm: syz-executor180 Tainted: G W 5.17.0-syzkaller #0 [ 59.630966][ T4066] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 59.634521][ T4172] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.634526][ T4172] Call Trace: [ 59.634529][ T4172] [ 59.634532][ T4172] dump_stack_lvl+0x57/0x7d [ 59.634544][ T4172] ccid3_hc_tx_packet_sent+0xda/0x110 [ 59.634552][ T4172] dccp_xmit_packet+0x28a/0x660 [ 59.634558][ T4172] dccp_write_xmit+0x10e/0x180 [ 59.634563][ T4172] ? trace_hardirqs_on+0x1c/0x140 [ 59.634572][ T4172] dccp_sendmsg+0x6ef/0xa80 [ 59.634578][ T4172] ? _copy_from_user+0xb1/0xe0 [ 59.650793][ T4069] device veth0_macvtap entered promiscuous mode [ 59.651420][ T4172] ? dccp_destroy_sock+0x4e0/0x4e0 [ 59.962659][ T4172] ? inet_send_prepare+0x3b0/0x3b0 [ 59.967745][ T4172] sock_sendmsg+0xab/0xe0 [ 59.972148][ T4172] ____sys_sendmsg+0x392/0x7a0 [ 59.976977][ T4172] ? kernel_sendmsg+0x30/0x30 [ 59.981690][ T4172] ? do_recvmmsg+0x550/0x550 [ 59.986250][ T4172] ? rcu_read_lock_sched_held+0xd/0x70 [ 59.991777][ T4172] ? enqueue_entity+0x442/0x1730 [ 59.996787][ T4172] ___sys_sendmsg+0xd3/0x150 [ 60.001530][ T4172] ? lock_release+0x522/0x720 [ 60.006281][ T4172] ? sendmsg_copy_msghdr+0x110/0x110 [ 60.011549][ T4172] ? lock_acquire+0x442/0x510 [ 60.016218][ T4172] ? rcu_read_lock_sched_held+0xd/0x70 [ 60.021914][ T4172] ? __fget_files+0x1bf/0x3c0 [ 60.026576][ T4172] ? lock_downgrade+0x6e0/0x6e0 [ 60.031393][ T4172] ? preempt_schedule_thunk+0x16/0x18 [ 60.036741][ T4172] ? rcu_read_lock_sched_held+0xd/0x70 [ 60.042184][ T4172] ? lock_acquire+0x442/0x510 [ 60.046995][ T4172] ? __fget_files+0x1d7/0x3c0 [ 60.051744][ T4172] ? __fget_light+0xbe/0x220 [ 60.056311][ T4172] __sys_sendmmsg+0x141/0x310 [ 60.061003][ T4172] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 60.066005][ T4172] ? __ia32_sys_getpeername+0xa0/0xa0 [ 60.071357][ T4172] ? rcu_read_lock_sched_held+0xd/0x70 [ 60.076822][ T4172] ? lock_release+0x522/0x720 [ 60.081466][ T4172] ? rcu_read_lock_sched_held+0xd/0x70 [ 60.086977][ T4172] ? __context_tracking_exit+0x80/0x90 [ 60.092662][ T4172] ? lock_downgrade+0x6e0/0x6e0 [ 60.097565][ T4172] ? lock_downgrade+0x6e0/0x6e0 [ 60.102401][ T4172] ? vtime_user_exit+0x218/0x6c0 [ 60.107305][ T4172] __x64_sys_sendmmsg+0x94/0x100 [ 60.112217][ T4172] ? syscall_enter_from_user_mode+0x21/0x70 [ 60.118084][ T4172] do_syscall_64+0x35/0xb0 [ 60.122480][ T4172] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 60.128434][ T4172] RIP: 0033:0x7f4cf06d6e29 [ 60.133038][ T4172] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 60.153234][ T4172] RSP: 002b:00007f4cf067d2f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 60.162260][ T4172] RAX: ffffffffffffffda RBX: 0000000000000039 RCX: 00007f4cf06d6e29 [ 60.170603][ T4172] RDX: 0000000000000001 RSI: 0000000020000fc0 RDI: 0000000000000004 [ 60.178606][ T4172] RBP: 00007f4cf07584a8 R08: 0000000000000000 R09: 0000000000000000 [ 60.186574][ T4172] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4cf07584a0 [ 60.194540][ T4172] R13: 00007f4cf07584ac R14: 00007f4cf07256dc R15: e7594119f9b8c840 [ 60.202603][ T4172] [ 60.208747][ T4172] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 60.220045][ T4172] CPU: 0 PID: 4172 Comm: syz-executor180 Tainted: G W 5.17.0-syzkaller #0 [ 60.220053][ T3622] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 60.220339][ T3622] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 60.230434][ T4172] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.230440][ T4172] Call Trace: [ 60.230443][ T4172] [ 60.230447][ T4172] dump_stack_lvl+0x57/0x7d [ 60.230460][ T4172] ccid3_hc_tx_packet_sent+0xda/0x110 [ 60.230468][ T4172] dccp_xmit_packet+0x28a/0x660 [ 60.230474][ T4172] dccp_write_xmit+0x10e/0x180 [ 60.230478][ T4172] ? trace_hardirqs_on+0x1c/0x140 [ 60.230487][ T4172] dccp_sendmsg+0x6ef/0xa80 [ 60.230492][ T4172] ? _copy_from_user+0xb1/0xe0 [ 60.230500][ T4172] ? dccp_destroy_sock+0x4e0/0x4e0 [ 60.230507][ T4172] ? inet_send_prepare+0x3b0/0x3b0 [ 60.230516][ T4172] sock_sendmsg+0xab/0xe0 [ 60.230525][ T4172] ____sys_sendmsg+0x392/0x7a0 [ 60.230532][ T4172] ? kernel_sendmsg+0x30/0x30 [ 60.230538][ T4172] ? do_recvmmsg+0x550/0x550 [ 60.230544][ T4172] ? rcu_read_lock_sched_held+0xd/0x70 [ 60.230552][ T4172] ? enqueue_entity+0x442/0x1730 [ 60.230561][ T4172] ___sys_sendmsg+0xd3/0x150 [ 60.230567][ T4172] ? lock_release+0x522/0x720 [ 60.230574][ T4172] ? sendmsg_copy_msghdr+0x110/0x110 [ 60.230579][ T4172] ? lock_acquire+0x442/0x510 [ 60.230585][ T4172] ? rcu_read_lock_sched_held+0xd/0x70 [ 60.230591][ T4172] ? __fget_files+0x1bf/0x3c0 [ 60.230597][ T4172] ? lock_downgrade+0x6e0/0x6e0 [ 60.230602][ T4172] ? preempt_schedule_thunk+0x16/0x18 [ 60.376238][ T4172] ? rcu_read_lock_sched_held+0xd/0x70 [ 60.381765][ T4172] ? lock_acquire+0x442/0x510 [ 60.386856][ T4172] ? __fget_files+0x1d7/0x3c0 [ 60.391519][ T4172] ? __fget_light+0xbe/0x220 [ 60.396253][ T4172] __sys_sendmmsg+0x141/0x310 [ 60.401003][ T4172] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 60.406112][ T4172] ? __ia32_sys_getpeername+0xa0/0xa0 [ 60.411759][ T4172] ? rcu_read_lock_sched_held+0xd/0x70 [ 60.417753][ T4172] ? lock_release+0x522/0x720 [ 60.422689][ T4172] ? rcu_read_lock_sched_held+0xd/0x70 [ 60.428115][ T4172] ? __context_tracking_exit+0x80/0x90 [ 60.433637][ T4172] ? lock_downgrade+0x6e0/0x6e0 [ 60.438485][ T4172] ? lock_downgrade+0x6e0/0x6e0 [ 60.443322][ T4172] ? vtime_user_exit+0x218/0x6c0 [ 60.448329][ T4172] __x64_sys_sendmmsg+0x94/0x100 [ 60.453241][ T4172] ? syscall_enter_from_user_mode+0x21/0x70 [ 60.459372][ T4172] do_syscall_64+0x35/0xb0 [ 60.463863][ T4172] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 60.469817][ T4172] RIP: 0033:0x7f4cf06d6e29 [ 60.474213][ T4172] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 60.493896][ T4172] RSP: 002b:00007f4cf067d2f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 60.502279][ T4172] RAX: ffffffffffffffda RBX: 0000000000000038 RCX: 00007f4cf06d6e29 [ 60.510239][ T4172] RDX: 0000000000000001 RSI: 0000000020000fc0 RDI: 0000000000000004 [ 60.518369][ T4172] RBP: 00007f4cf07584a8 R08: 0000000000000000 R09: 0000000000000000 [ 60.526395][ T4172] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4cf07584a0 [ 60.534360][ T4172] R13: 00007f4cf07584ac R14: 00007f4cf07256dc R15: e7594119f9b8c840 [ 60.542310][ T4172] [ 60.546662][ T3622] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 60.556549][ T4172] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 60.557166][ T3622] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 60.570163][ T4172] CPU: 0 PID: 4172 Comm: syz-executor180 Tainted: G W 5.17.0-syzkaller #0 [ 60.577768][ T4068] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 60.586093][ T4172] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.586099][ T4172] Call Trace: [ 60.586102][ T4172] [ 60.586115][ T4172] dump_stack_lvl+0x57/0x7d [ 60.586127][ T4172] ccid3_hc_tx_packet_sent+0xda/0x110 [ 60.586135][ T4172] dccp_xmit_packet+0x28a/0x660 [ 60.586141][ T4172] dccp_write_xmit+0x10e/0x180 [ 60.586146][ T4172] ? trace_hardirqs_on+0x1c/0x140 [ 60.597503][ T4068] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 60.606749][ T4172] dccp_sendmsg+0x6ef/0xa80 [ 60.606763][ T4172] ? _copy_from_user+0xb1/0xe0 [ 60.606771][ T4172] ? dccp_destroy_sock+0x4e0/0x4e0 [ 60.610036][ T4068] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 60.612942][ T4172] ? inet_send_prepare+0x3b0/0x3b0 [ 60.617421][ T4068] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 60.622844][ T4172] sock_sendmsg+0xab/0xe0 [ 60.628810][ T4068] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 60.632531][ T4172] ____sys_sendmsg+0x392/0x7a0 [ 60.637702][ T4068] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 60.647295][ T4172] ? kernel_sendmsg+0x30/0x30 [ 60.647308][ T4172] ? do_recvmmsg+0x550/0x550 [ 60.647314][ T4172] ? rcu_read_lock_sched_held+0xd/0x70 [ 60.652893][ T4068] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 60.657138][ T4172] ? enqueue_entity+0x442/0x1730 [ 60.657152][ T4172] ___sys_sendmsg+0xd3/0x150 [ 60.657158][ T4172] ? lock_release+0x522/0x720 [ 60.657165][ T4172] ? sendmsg_copy_msghdr+0x110/0x110 [ 60.663774][ T4066] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 60.673277][ T4172] ? lock_acquire+0x442/0x510 [ 60.673295][ T4172] ? rcu_read_lock_sched_held+0xd/0x70 [ 60.673302][ T4172] ? __fget_files+0x1bf/0x3c0 [ 60.673309][ T4172] ? lock_downgrade+0x6e0/0x6e0 [ 60.673314][ T4172] ? preempt_schedule_thunk+0x16/0x18 [ 60.673323][ T4172] ? rcu_read_lock_sched_held+0xd/0x70 [ 60.673328][ T4172] ? lock_acquire+0x442/0x510 [ 60.673334][ T4172] ? __fget_files+0x1d7/0x3c0 [ 60.673340][ T4172] ? __fget_light+0xbe/0x220 [ 60.673346][ T4172] __sys_sendmmsg+0x141/0x310 [ 60.673355][ T4172] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 60.673359][ T4172] ? __ia32_sys_getpeername+0xa0/0xa0 [ 60.673368][ T4172] ? rcu_read_lock_sched_held+0xd/0x70 [ 60.673373][ T4172] ? lock_release+0x522/0x720 [ 60.673378][ T4172] ? rcu_read_lock_sched_held+0xd/0x70 [ 60.673384][ T4172] ? __context_tracking_exit+0x80/0x90 [ 60.673391][ T4172] ? lock_downgrade+0x6e0/0x6e0 [ 60.673398][ T4172] ? lock_downgrade+0x6e0/0x6e0 [ 60.673404][ T4172] ? vtime_user_exit+0x218/0x6c0 [ 60.673410][ T4172] __x64_sys_sendmmsg+0x94/0x100 [ 60.673415][ T4172] ? syscall_enter_from_user_mode+0x21/0x70 [ 60.673421][ T4172] do_syscall_64+0x35/0xb0 [ 60.673428][ T4172] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 60.673435][ T4172] RIP: 0033:0x7f4cf06d6e29 [ 60.673443][ T4172] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 60.673449][ T4172] RSP: 002b:00007f4cf067d2f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 60.673457][ T4172] RAX: ffffffffffffffda RBX: 0000000000000037 RCX: 00007f4cf06d6e29 [ 60.673460][ T4172] RDX: 0000000000000001 RSI: 0000000020000fc0 RDI: 0000000000000004 [ 60.673463][ T4172] RBP: 00007f4cf07584a8 R08: 0000000000000000 R09: 0000000000000000 [ 60.673466][ T4172] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4cf07584a0 [ 60.673470][ T4172] R13: 00007f4cf07584ac R14: 00007f4cf07256dc R15: e7594119f9b8c840 [ 60.673478][ T4172] [ 60.750015][ T4176] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 60.751867][ T4066] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 60.757443][ T4176] CPU: 0 PID: 4176 Comm: syz-executor180 Tainted: G W 5.17.0-syzkaller #0 [ 60.762221][ T4066] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 60.772688][ T4176] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.772693][ T4176] Call Trace: [ 60.772697][ T4176] [ 60.772700][ T4176] dump_stack_lvl+0x57/0x7d [ 60.772712][ T4176] ccid3_hc_tx_packet_sent+0xda/0x110 [ 60.772721][ T4176] dccp_xmit_packet+0x28a/0x660 [ 60.772726][ T4176] dccp_write_xmit+0x10e/0x180 [ 60.772731][ T4176] ? trace_hardirqs_on+0x1c/0x140 [ 60.777389][ T4066] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 60.782901][ T4176] dccp_sendmsg+0x6ef/0xa80 [ 60.788410][ T4066] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 60.792490][ T4176] ? _copy_from_user+0xb1/0xe0 [ 60.799333][ T4069] device veth1_macvtap entered promiscuous mode [ 60.803405][ T4176] ? dccp_destroy_sock+0x4e0/0x4e0 [ 60.803418][ T4176] ? inet_send_prepare+0x3b0/0x3b0 [ 60.803426][ T4176] sock_sendmsg+0xab/0xe0 [ 60.815100][ T4069] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 60.817531][ T4176] ____sys_sendmsg+0x392/0x7a0 [ 60.822190][ T4069] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 60.827184][ T4176] ? kernel_sendmsg+0x30/0x30 [ 60.827192][ T4176] ? do_recvmmsg+0x550/0x550 [ 60.827197][ T4176] ? rcu_read_lock_sched_held+0xd/0x70 [ 60.827206][ T4176] ? enqueue_entity+0x442/0x1730 [ 60.832632][ T4069] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 60.838076][ T4176] ___sys_sendmsg+0xd3/0x150 [ 60.838083][ T4176] ? lock_release+0x522/0x720 [ 60.838090][ T4176] ? sendmsg_copy_msghdr+0x110/0x110 [ 60.842821][ T4069] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 60.848261][ T4176] ? lock_acquire+0x442/0x510 [ 60.848268][ T4176] ? rcu_read_lock_sched_held+0xd/0x70 [ 60.848274][ T4176] ? __fget_files+0x1bf/0x3c0 [ 60.853795][ T4069] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 60.858600][ T4176] ? lock_downgrade+0x6e0/0x6e0 [ 60.864263][ T4069] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 60.868431][ T4176] ? preempt_schedule_thunk+0x16/0x18 [ 60.873632][ T4069] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 60.879662][ T4176] ? rcu_read_lock_sched_held+0xd/0x70 [ 60.884109][ T4069] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 60.890051][ T4176] ? lock_acquire+0x442/0x510 [ 60.895319][ T4069] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 60.914894][ T4176] ? __fget_files+0x1d7/0x3c0 [ 60.914912][ T4176] ? __fget_light+0xbe/0x220 [ 60.914918][ T4176] __sys_sendmmsg+0x141/0x310 [ 60.914927][ T4176] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 60.914932][ T4176] ? __ia32_sys_getpeername+0xa0/0xa0 [ 60.914938][ T4176] ? rcu_read_lock_sched_held+0xd/0x70 [ 60.914945][ T4176] ? lock_release+0x522/0x720 [ 60.914951][ T4176] ? rcu_read_lock_sched_held+0xd/0x70 [ 60.914956][ T4176] ? __context_tracking_exit+0x80/0x90 [ 60.914962][ T4176] ? lock_downgrade+0x6e0/0x6e0 [ 60.914968][ T4176] ? lock_downgrade+0x6e0/0x6e0 [ 60.914974][ T4176] ? vtime_user_exit+0x218/0x6c0 [ 60.914982][ T4176] __x64_sys_sendmmsg+0x94/0x100 [ 60.928684][ T4069] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 60.931428][ T4176] ? syscall_enter_from_user_mode+0x21/0x70 [ 60.939745][ T4069] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 60.947601][ T4176] do_syscall_64+0x35/0xb0 [ 60.947616][ T4176] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 60.947624][ T4176] RIP: 0033:0x7f4cf06d6e29 [ 60.947631][ T4176] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 60.956090][ T4069] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 60.963736][ T4176] RSP: 002b:00007f4cf067d2f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 60.963747][ T4176] RAX: ffffffffffffffda RBX: 0000000000000037 RCX: 00007f4cf06d6e29 [ 60.963751][ T4176] RDX: 0000000000000001 RSI: 0000000020000fc0 RDI: 0000000000000004 [ 60.963754][ T4176] RBP: 00007f4cf07584a8 R08: 0000000000000000 R09: 0000000000000000 [ 60.963757][ T4176] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4cf07584a0 [ 60.963760][ T4176] R13: 00007f4cf07584ac R14: 00007f4cf07256dc R15: e7594119f9b8c840 [ 60.963769][ T4176] [ 60.995064][ T4178] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 61.020830][ T4069] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 61.022914][ T4178] CPU: 0 PID: 4178 Comm: syz-executor180 Tainted: G W 5.17.0-syzkaller #0 [ 61.025887][ T4069] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 61.030308][ T4178] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.030313][ T4178] Call Trace: [ 61.030316][ T4178] [ 61.030321][ T4178] dump_stack_lvl+0x57/0x7d [ 61.035836][ T4069] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 61.040706][ T4178] ccid3_hc_tx_packet_sent+0xda/0x110 [ 61.040716][ T4178] dccp_xmit_packet+0x28a/0x660 [ 61.046309][ T4069] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 61.050646][ T4178] dccp_write_xmit+0x10e/0x180 [ 61.050658][ T4178] ? trace_hardirqs_on+0x1c/0x140 [ 61.050668][ T4178] dccp_sendmsg+0x6ef/0xa80 [ 61.557474][ T4178] ? _copy_from_user+0xb1/0xe0 [ 61.562224][ T4178] ? dccp_destroy_sock+0x4e0/0x4e0 [ 61.567316][ T4178] ? inet_send_prepare+0x3b0/0x3b0 [ 61.572399][ T4178] sock_sendmsg+0xab/0xe0 [ 61.576707][ T4178] ____sys_sendmsg+0x392/0x7a0 [ 61.581449][ T4178] ? kernel_sendmsg+0x30/0x30 [ 61.586093][ T4178] ? do_recvmmsg+0x550/0x550 [ 61.590648][ T4178] ? rcu_read_lock_sched_held+0xd/0x70 [ 61.596074][ T4178] ? enqueue_entity+0x442/0x1730 [ 61.600977][ T4178] ___sys_sendmsg+0xd3/0x150 [ 61.605534][ T4178] ? lock_release+0x522/0x720 [ 61.610177][ T4178] ? sendmsg_copy_msghdr+0x110/0x110 [ 61.615445][ T4178] ? lock_acquire+0x442/0x510 [ 61.620087][ T4178] ? rcu_read_lock_sched_held+0xd/0x70 [ 61.625603][ T4178] ? __fget_files+0x1bf/0x3c0 [ 61.630248][ T4178] ? lock_downgrade+0x6e0/0x6e0 [ 61.635067][ T4178] ? preempt_schedule_thunk+0x16/0x18 [ 61.640678][ T4178] ? rcu_read_lock_sched_held+0xd/0x70 [ 61.646105][ T4178] ? lock_acquire+0x442/0x510 [ 61.650771][ T4178] ? __fget_files+0x1d7/0x3c0 [ 61.655503][ T4178] ? __fget_light+0xbe/0x220 [ 61.660063][ T4178] __sys_sendmmsg+0x141/0x310 [ 61.664794][ T4178] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 61.669915][ T4178] ? __ia32_sys_getpeername+0xa0/0xa0 [ 61.675352][ T4178] ? rcu_read_lock_sched_held+0xd/0x70 [ 61.680874][ T4178] ? lock_release+0x522/0x720 [ 61.685616][ T4178] ? rcu_read_lock_sched_held+0xd/0x70 [ 61.691220][ T4178] ? __context_tracking_exit+0x80/0x90 [ 61.696846][ T4178] ? lock_downgrade+0x6e0/0x6e0 [ 61.701687][ T4178] ? lock_downgrade+0x6e0/0x6e0 [ 61.706526][ T4178] ? vtime_user_exit+0x218/0x6c0 [ 61.711702][ T4178] __x64_sys_sendmmsg+0x94/0x100 [ 61.716621][ T4178] ? syscall_enter_from_user_mode+0x21/0x70 [ 61.722568][ T4178] do_syscall_64+0x35/0xb0 [ 61.727044][ T4178] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 61.732997][ T4178] RIP: 0033:0x7f4cf06d6e29 [ 61.737383][ T4178] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 61.757670][ T4178] RSP: 002b:00007f4cf067d2f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 61.766596][ T4178] RAX: ffffffffffffffda RBX: 0000000000000037 RCX: 00007f4cf06d6e29 [ 61.774735][ T4178] RDX: 0000000000000001 RSI: 0000000020000fc0 RDI: 0000000000000004 [ 61.782774][ T4178] RBP: 00007f4cf07584a8 R08: 0000000000000000 R09: 0000000000000000 [ 61.790809][ T4178] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4cf07584a0 [ 61.798759][ T4178] R13: 00007f4cf07584ac R14: 00007f4cf07256dc R15: e7594119f9b8c840 [ 61.806938][ T4178] [ 61.819359][ T4065] device veth0_macvtap entered promiscuous mode [ 61.830416][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 61.839171][ T4180] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 61.851112][ T4180] CPU: 0 PID: 4180 Comm: syz-executor180 Tainted: G W 5.17.0-syzkaller #0 [ 61.851265][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 61.860997][ T4180] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.861002][ T4180] Call Trace: [ 61.861007][ T4180] [ 61.861011][ T4180] dump_stack_lvl+0x57/0x7d [ 61.861029][ T4180] ccid3_hc_tx_packet_recv+0x3ca/0xc00 [ 61.861038][ T4180] ? ccid3_hc_tx_update_x+0x590/0x590 [ 61.861044][ T4180] ? tfrc_rx_hist_add_packet+0x1c8/0x2d0 [ 61.870744][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 61.879370][ T4180] dccp_rcv_established+0xa8/0xf0 [ 61.879385][ T4180] dccp_v4_do_rcv+0xec/0x150 [ 61.879391][ T4180] ? __release_sock+0xc2/0x360 [ 61.879399][ T4180] __release_sock+0x113/0x360 [ 61.879406][ T4180] release_sock+0x4a/0x170 [ 61.883460][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 61.885764][ T4180] dccp_sendmsg+0x50b/0xa80 [ 61.890792][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 61.895844][ T4180] ? dccp_destroy_sock+0x4e0/0x4e0 [ 61.895856][ T4180] ? inet_send_prepare+0x3b0/0x3b0 [ 61.895864][ T4180] sock_sendmsg+0xab/0xe0 [ 61.895872][ T4180] __sys_sendto+0x1a4/0x270 [ 61.895878][ T4180] ? __ia32_sys_getpeername+0xa0/0xa0 [ 61.895884][ T4180] ? __local_bh_enable_ip+0xa0/0x120 [ 61.895894][ T4180] ? lock_release+0x522/0x720 [ 61.895900][ T4180] ? rcu_read_lock_sched_held+0xd/0x70 [ 61.895906][ T4180] ? __context_tracking_exit+0x80/0x90 [ 61.895913][ T4180] ? lock_downgrade+0x6e0/0x6e0 [ 61.895919][ T4180] ? lock_downgrade+0x6e0/0x6e0 [ 61.895925][ T4180] ? vtime_user_exit+0x218/0x6c0 [ 61.895932][ T4180] __x64_sys_sendto+0xd8/0x1b0 [ 61.895938][ T4180] ? syscall_enter_from_user_mode+0x21/0x70 [ 61.895943][ T4180] do_syscall_64+0x35/0xb0 [ 61.895950][ T4180] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 61.902841][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 61.907265][ T4180] RIP: 0033:0x7f4cf06d6e29 [ 61.907277][ T4180] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 61.907282][ T4180] RSP: 002b:00007f4cf067d2e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 61.907289][ T4180] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f4cf06d6e29 [ 61.907293][ T4180] RDX: 000000000000000e RSI: 0000000020000080 RDI: 0000000000000004 [ 61.907296][ T4180] RBP: 00007f4cf07584a8 R08: 0000000000000000 R09: 0000000000000000 [ 61.907299][ T4180] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4cf07584a0 [ 61.916246][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 61.920421][ T4180] R13: 00007f4cf07584ac R14: 00007f4cf07256dc R15: e7594119f9b8c840 [ 61.925768][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 61.929936][ T4180] [ 61.935279][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 61.952615][ T4181] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 61.968872][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 61.972216][ T4181] CPU: 0 PID: 4181 Comm: syz-executor180 Tainted: G W 5.17.0-syzkaller #0 [ 61.977098][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 61.981201][ T4181] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.981205][ T4181] Call Trace: [ 61.981209][ T4181] [ 61.981212][ T4181] dump_stack_lvl+0x57/0x7d [ 61.987672][ T4099] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 61.991815][ T4181] ccid3_hc_tx_packet_sent+0xda/0x110 [ 62.036192][ T4068] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 62.037782][ T4181] dccp_xmit_packet+0x28a/0x660 [ 62.043851][ T4068] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 62.051598][ T4181] dccp_write_xmit+0x10e/0x180 [ 62.051606][ T4181] ? trace_hardirqs_on+0x1c/0x140 [ 62.051615][ T4181] dccp_sendmsg+0x6ef/0xa80 [ 62.056471][ T4068] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 62.075686][ T4181] ? _copy_from_user+0xb1/0xe0 [ 62.075699][ T4181] ? dccp_destroy_sock+0x4e0/0x4e0 [ 62.075708][ T4181] ? inet_send_prepare+0x3b0/0x3b0 [ 62.075720][ T4181] sock_sendmsg+0xab/0xe0 [ 62.293333][ T4181] ____sys_sendmsg+0x392/0x7a0 [ 62.298093][ T4181] ? kernel_sendmsg+0x30/0x30 [ 62.302746][ T4181] ? do_recvmmsg+0x550/0x550 [ 62.307305][ T4181] ___sys_sendmsg+0xd3/0x150 [ 62.311860][ T4181] ? sendmsg_copy_msghdr+0x110/0x110 [ 62.317108][ T4181] ? lock_acquire+0x442/0x510 [ 62.321843][ T4181] ? rcu_read_lock_sched_held+0xd/0x70 [ 62.327267][ T4181] ? __fget_files+0x1bf/0x3c0 [ 62.331909][ T4181] ? lock_downgrade+0x6e0/0x6e0 [ 62.336728][ T4181] ? __fget_files+0x1d7/0x3c0 [ 62.341373][ T4181] ? __fget_light+0xbe/0x220 [ 62.345943][ T4181] __sys_sendmmsg+0x141/0x310 [ 62.350596][ T4181] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 62.355592][ T4181] ? rcu_read_lock_sched_held+0xd/0x70 [ 62.361018][ T4181] ? lock_release+0x522/0x720 [ 62.365663][ T4181] ? rcu_read_lock_sched_held+0xd/0x70 [ 62.371086][ T4181] ? __context_tracking_exit+0x80/0x90 [ 62.376524][ T4181] ? lock_downgrade+0x6e0/0x6e0 [ 62.381345][ T4181] ? lock_downgrade+0x6e0/0x6e0 [ 62.386163][ T4181] ? vtime_user_exit+0x218/0x6c0 [ 62.392209][ T4181] __x64_sys_sendmmsg+0x94/0x100 [ 62.397133][ T4181] ? syscall_enter_from_user_mode+0x21/0x70 [ 62.403091][ T4181] do_syscall_64+0x35/0xb0 [ 62.407573][ T4181] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 62.413518][ T4181] RIP: 0033:0x7f4cf06d6e29 [ 62.418972][ T4181] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 62.438732][ T4181] RSP: 002b:00007f4cf065c2f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 62.447115][ T4181] RAX: ffffffffffffffda RBX: 0000000000000040 RCX: 00007f4cf06d6e29 [ 62.455061][ T4181] RDX: 0000000000000001 RSI: 0000000020000fc0 RDI: 0000000000000004 [ 62.463010][ T4181] RBP: 00007f4cf07584b8 R08: 00007f4cf065c700 R09: 0000000000000000 [ 62.471042][ T4181] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4cf07584b0 [ 62.479075][ T4181] R13: 00007f4cf07584bc R14: 00007f4cf07256dc R15: e7594119f9b8c840 [ 62.487039][ T4181] [ 62.496292][ T4181] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 62.507711][ T4068] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 62.508052][ T4181] CPU: 0 PID: 4181 Comm: syz-executor180 Tainted: G W 5.17.0-syzkaller #0 [ 62.518073][ T4068] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 62.527648][ T4181] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.527654][ T4181] Call Trace: [ 62.527657][ T4181] [ 62.527661][ T4181] dump_stack_lvl+0x57/0x7d [ 62.527674][ T4181] ccid3_hc_tx_packet_sent+0xda/0x110 [ 62.538065][ T4068] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 62.548081][ T4181] dccp_xmit_packet+0x28a/0x660 [ 62.548092][ T4181] dccp_write_xmit+0x10e/0x180 [ 62.551362][ T4068] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 62.554619][ T4181] ? trace_hardirqs_on+0x1c/0x140 [ 62.554631][ T4181] dccp_sendmsg+0x6ef/0xa80 [ 62.559193][ T4068] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 62.564550][ T4181] ? _copy_from_user+0xb1/0xe0 [ 62.564559][ T4181] ? dccp_destroy_sock+0x4e0/0x4e0 [ 62.564567][ T4181] ? inet_send_prepare+0x3b0/0x3b0 [ 62.564574][ T4181] sock_sendmsg+0xab/0xe0 [ 62.564583][ T4181] ____sys_sendmsg+0x392/0x7a0 [ 62.564590][ T4181] ? kernel_sendmsg+0x30/0x30 [ 62.564595][ T4181] ? do_recvmmsg+0x550/0x550 [ 62.564600][ T4181] ? rcu_read_lock_sched_held+0xd/0x70 [ 62.564610][ T4181] ___sys_sendmsg+0xd3/0x150 [ 62.564615][ T4181] ? sendmsg_copy_msghdr+0x110/0x110 [ 62.564620][ T4181] ? lock_acquire+0x442/0x510 [ 62.564626][ T4181] ? rcu_read_lock_sched_held+0xd/0x70 [ 62.564631][ T4181] ? __fget_files+0x1bf/0x3c0 [ 62.564638][ T4181] ? lock_downgrade+0x6e0/0x6e0 [ 62.564645][ T4181] ? rcu_read_lock_sched_held+0xd/0x70 [ 62.564651][ T4181] ? lock_acquire+0x442/0x510 [ 62.564657][ T4181] ? __fget_files+0x1d7/0x3c0 [ 62.564663][ T4181] ? __fget_light+0xbe/0x220 [ 62.564670][ T4181] __sys_sendmmsg+0x141/0x310 [ 62.564677][ T4181] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 62.564687][ T4181] ? rcu_read_lock_sched_held+0xd/0x70 [ 62.564693][ T4181] ? lock_release+0x522/0x720 [ 62.564697][ T4181] ? rcu_read_lock_sched_held+0xd/0x70 [ 62.564703][ T4181] ? __context_tracking_exit+0x80/0x90 [ 62.564710][ T4181] ? lock_downgrade+0x6e0/0x6e0 [ 62.564718][ T4181] ? lock_downgrade+0x6e0/0x6e0 [ 62.564725][ T4181] ? vtime_user_exit+0x218/0x6c0 [ 62.564734][ T4181] __x64_sys_sendmmsg+0x94/0x100 [ 62.564739][ T4181] ? syscall_enter_from_user_mode+0x21/0x70 [ 62.564745][ T4181] do_syscall_64+0x35/0xb0 [ 62.564753][ T4181] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 62.564760][ T4181] RIP: 0033:0x7f4cf06d6e29 [ 62.564768][ T4181] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 62.564773][ T4181] RSP: 002b:00007f4cf065c2f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 62.564779][ T4181] RAX: ffffffffffffffda RBX: 0000000000000040 RCX: 00007f4cf06d6e29 [ 62.564783][ T4181] RDX: 0000000000000001 RSI: 0000000020000fc0 RDI: 0000000000000004 [ 62.564786][ T4181] RBP: 00007f4cf07584b8 R08: 0000000000000000 R09: 0000000000000000 [ 62.564789][ T4181] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4cf07584b0 [ 62.564792][ T4181] R13: 00007f4cf07584bc R14: 00007f4cf07256dc R15: e7594119f9b8c840 [ 62.577054][ T4068] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 62.579716][ T4181] [ 62.586112][ T4066] netdevsim netdevsim4 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 62.601296][ T4181] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 62.609689][ T4066] netdevsim netdevsim4 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 62.615009][ T4181] CPU: 0 PID: 4181 Comm: syz-executor180 Tainted: G W 5.17.0-syzkaller #0 [ 62.620762][ T4066] netdevsim netdevsim4 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 62.624519][ T4181] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.624524][ T4181] Call Trace: [ 62.624526][ T4181] [ 62.624529][ T4181] dump_stack_lvl+0x57/0x7d [ 62.624542][ T4181] ccid3_hc_tx_packet_sent+0xda/0x110 [ 62.624551][ T4181] dccp_xmit_packet+0x28a/0x660 [ 62.624557][ T4181] dccp_write_xmit+0x10e/0x180 [ 62.624562][ T4181] ? trace_hardirqs_on+0x1c/0x140 [ 62.943114][ T4181] dccp_sendmsg+0x6ef/0xa80 [ 62.947600][ T4181] ? _copy_from_user+0xb1/0xe0 [ 62.952338][ T4181] ? dccp_destroy_sock+0x4e0/0x4e0 [ 62.957423][ T4181] ? inet_send_prepare+0x3b0/0x3b0 [ 62.962510][ T4181] sock_sendmsg+0xab/0xe0 [ 62.966821][ T4181] ____sys_sendmsg+0x392/0x7a0 [ 62.971555][ T4181] ? kernel_sendmsg+0x30/0x30 [ 62.976291][ T4181] ? do_recvmmsg+0x550/0x550 [ 62.980946][ T4181] ? rcu_read_lock_sched_held+0xd/0x70 [ 62.986550][ T4181] ___sys_sendmsg+0xd3/0x150 [ 62.991131][ T4181] ? sendmsg_copy_msghdr+0x110/0x110 [ 62.996506][ T4181] ? lock_acquire+0x442/0x510 [ 63.001155][ T4181] ? rcu_read_lock_sched_held+0xd/0x70 [ 63.006596][ T4181] ? __fget_files+0x1bf/0x3c0 [ 63.011251][ T4181] ? lock_downgrade+0x6e0/0x6e0 [ 63.016086][ T4181] ? rcu_read_lock_sched_held+0xd/0x70 [ 63.021613][ T4181] ? lock_acquire+0x442/0x510 [ 63.026258][ T4181] ? __fget_files+0x1d7/0x3c0 [ 63.030913][ T4181] ? __fget_light+0xbe/0x220 [ 63.035486][ T4181] __sys_sendmmsg+0x141/0x310 [ 63.040135][ T4181] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 63.045140][ T4181] ? rcu_read_lock_sched_held+0xd/0x70 [ 63.051214][ T4181] ? lock_release+0x522/0x720 [ 63.056132][ T4181] ? rcu_read_lock_sched_held+0xd/0x70 [ 63.061579][ T4181] ? __context_tracking_exit+0x80/0x90 [ 63.067032][ T4181] ? lock_downgrade+0x6e0/0x6e0 [ 63.071858][ T4181] ? lock_downgrade+0x6e0/0x6e0 [ 63.076699][ T4181] ? vtime_user_exit+0x218/0x6c0 [ 63.081609][ T4181] __x64_sys_sendmmsg+0x94/0x100 [ 63.086523][ T4181] ? syscall_enter_from_user_mode+0x21/0x70 [ 63.092401][ T4181] do_syscall_64+0x35/0xb0 [ 63.096789][ T4181] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 63.102799][ T4181] RIP: 0033:0x7f4cf06d6e29 [ 63.107275][ T4181] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 63.127383][ T4181] RSP: 002b:00007f4cf065c2f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 63.135783][ T4181] RAX: ffffffffffffffda RBX: 0000000000000039 RCX: 00007f4cf06d6e29 [ 63.143736][ T4181] RDX: 0000000000000001 RSI: 0000000020000fc0 RDI: 0000000000000004 [ 63.151857][ T4181] RBP: 00007f4cf07584b8 R08: 0000000000000000 R09: 0000000000000000 [ 63.159799][ T4181] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4cf07584b0 [ 63.168087][ T4181] R13: 00007f4cf07584bc R14: 00007f4cf07256dc R15: e7594119f9b8c840 [ 63.176035][ T4181] [ 63.188112][ T4181] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 63.191432][ T4066] netdevsim netdevsim4 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 63.199372][ T4181] CPU: 1 PID: 4181 Comm: syz-executor180 Tainted: G W 5.17.0-syzkaller #0 [ 63.199382][ T4181] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.199386][ T4181] Call Trace: [ 63.199390][ T4181] [ 63.199393][ T4181] dump_stack_lvl+0x57/0x7d [ 63.199405][ T4181] ccid3_hc_tx_packet_sent+0xda/0x110 [ 63.199413][ T4181] dccp_xmit_packet+0x28a/0x660 [ 63.199420][ T4181] dccp_write_xmit+0x10e/0x180 [ 63.199426][ T4181] ? trace_hardirqs_on+0x1c/0x140 [ 63.199436][ T4181] dccp_sendmsg+0x6ef/0xa80 [ 63.199442][ T4181] ? _copy_from_user+0xb1/0xe0 [ 63.199450][ T4181] ? dccp_destroy_sock+0x4e0/0x4e0 [ 63.199458][ T4181] ? inet_send_prepare+0x3b0/0x3b0 [ 63.199467][ T4181] sock_sendmsg+0xab/0xe0 [ 63.199475][ T4181] ____sys_sendmsg+0x392/0x7a0 [ 63.199482][ T4181] ? kernel_sendmsg+0x30/0x30 [ 63.214561][ T4069] netdevsim netdevsim5 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 63.217922][ T4181] ? do_recvmmsg+0x550/0x550 [ 63.230747][ T4069] netdevsim netdevsim5 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 63.231339][ T4181] ? rcu_read_lock_sched_held+0xd/0x70 [ 63.234709][ T4069] netdevsim netdevsim5 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 63.238722][ T4181] ? task_nr_scan_windows.isra.0+0xae/0x120 [ 63.238735][ T4181] ___sys_sendmsg+0xd3/0x150 [ 63.238743][ T4181] ? task_numa_fault+0x1403/0x3610 [ 63.246000][ T4069] netdevsim netdevsim5 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 63.249108][ T4181] ? sendmsg_copy_msghdr+0x110/0x110 [ 63.249121][ T4181] ? lock_acquire+0x442/0x510 [ 63.249129][ T4181] ? rcu_read_lock_sched_held+0xd/0x70 [ 63.249136][ T4181] ? __fget_files+0x1bf/0x3c0 [ 63.249143][ T4181] ? lock_downgrade+0x6e0/0x6e0 [ 63.249150][ T4181] ? rcu_read_lock_sched_held+0xd/0x70 [ 63.384412][ T4181] ? lock_acquire+0x442/0x510 [ 63.389076][ T4181] ? __fget_files+0x1d7/0x3c0 [ 63.393730][ T4181] ? __fget_light+0xbe/0x220 [ 63.398308][ T4181] __sys_sendmmsg+0x141/0x310 [ 63.402955][ T4181] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 63.407960][ T4181] ? rcu_read_lock_sched_held+0xd/0x70 [ 63.413474][ T4181] ? lock_release+0x522/0x720 [ 63.418116][ T4181] ? rcu_read_lock_sched_held+0xd/0x70 [ 63.423646][ T4181] ? __context_tracking_exit+0x80/0x90 [ 63.429071][ T4181] ? lock_downgrade+0x6e0/0x6e0 [ 63.433977][ T4181] ? lock_downgrade+0x6e0/0x6e0 [ 63.438882][ T4181] ? __context_tracking_enter+0x93/0xa0 [ 63.444402][ T4181] ? vtime_user_exit+0x218/0x6c0 [ 63.449488][ T4181] __x64_sys_sendmmsg+0x94/0x100 [ 63.454499][ T4181] ? syscall_enter_from_user_mode+0x21/0x70 [ 63.460712][ T4181] do_syscall_64+0x35/0xb0 [ 63.465573][ T4181] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 63.472189][ T4181] RIP: 0033:0x7f4cf06d6e29 [ 63.476590][ T4181] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 63.496309][ T4181] RSP: 002b:00007f4cf065c2f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 63.504704][ T4181] RAX: ffffffffffffffda RBX: 0000000000000037 RCX: 00007f4cf06d6e29 [ 63.512663][ T4181] RDX: 0000000000000001 RSI: 0000000020000fc0 RDI: 0000000000000004 [ 63.520624][ T4181] RBP: 00007f4cf07584b8 R08: 0000000000000000 R09: 0000000000000000 [ 63.528645][ T4181] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4cf07584b0 [ 63.536609][ T4181] R13: 00007f4cf07584bc R14: 00007f4cf07256dc R15: e7594119f9b8c840 [ 63.544558][ T4181] [ 63.553174][ T141] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 63.562160][ T141] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 63.578522][ T4068] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 63.586783][ T4186] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 63.593823][ T4184] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 63.599228][ T4186] CPU: 0 PID: 4186 Comm: syz-executor180 Tainted: G W 5.17.0-syzkaller #0 [ 63.609783][ T4068] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 63.619514][ T4186] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.619522][ T4186] Call Trace: [ 63.619527][ T4186] [ 63.619531][ T4186] dump_stack_lvl+0x57/0x7d [ 63.619544][ T4186] ccid3_hc_tx_packet_sent+0xda/0x110 [ 63.619553][ T4186] dccp_xmit_packet+0x28a/0x660 [ 63.619559][ T4186] dccp_write_xmit+0x10e/0x180 [ 63.619564][ T4186] ? trace_hardirqs_on+0x1c/0x140 [ 63.632853][ T4068] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 63.638511][ T4186] dccp_sendmsg+0x6ef/0xa80 [ 63.638523][ T4186] ? _copy_from_user+0xb1/0xe0 [ 63.638531][ T4186] ? dccp_destroy_sock+0x4e0/0x4e0 [ 63.638538][ T4186] ? inet_send_prepare+0x3b0/0x3b0 [ 63.647199][ T4068] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 63.649217][ T4186] sock_sendmsg+0xab/0xe0 [ 63.649233][ T4186] ____sys_sendmsg+0x392/0x7a0 [ 63.715729][ T4186] ? kernel_sendmsg+0x30/0x30 [ 63.720394][ T4186] ? do_recvmmsg+0x550/0x550 [ 63.724961][ T4186] ? rcu_read_lock_sched_held+0xd/0x70 [ 63.730497][ T4186] ? enqueue_entity+0x442/0x1730 [ 63.735435][ T4186] ___sys_sendmsg+0xd3/0x150 [ 63.740236][ T4186] ? lock_release+0x522/0x720 [ 63.744896][ T4186] ? sendmsg_copy_msghdr+0x110/0x110 [ 63.750155][ T4186] ? lock_acquire+0x442/0x510 [ 63.754890][ T4186] ? rcu_read_lock_sched_held+0xd/0x70 [ 63.760518][ T4186] ? __fget_files+0x1bf/0x3c0 [ 63.765172][ T4186] ? lock_downgrade+0x6e0/0x6e0 [ 63.770003][ T4186] ? preempt_schedule_thunk+0x16/0x18 [ 63.775473][ T4186] ? rcu_read_lock_sched_held+0xd/0x70 [ 63.780908][ T4186] ? lock_acquire+0x442/0x510 [ 63.785642][ T4186] ? __fget_files+0x1d7/0x3c0 [ 63.790363][ T4186] ? __fget_light+0xbe/0x220 [ 63.794924][ T4186] __sys_sendmmsg+0x141/0x310 [ 63.800012][ T4186] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 63.805115][ T4186] ? __ia32_sys_getpeername+0xa0/0xa0 [ 63.810635][ T4186] ? rcu_read_lock_sched_held+0xd/0x70 [ 63.816064][ T4186] ? lock_release+0x522/0x720 [ 63.820894][ T4186] ? rcu_read_lock_sched_held+0xd/0x70 [ 63.827628][ T4186] ? __context_tracking_exit+0x80/0x90 [ 63.833534][ T4186] ? lock_downgrade+0x6e0/0x6e0 [ 63.838365][ T4186] ? lock_downgrade+0x6e0/0x6e0 [ 63.843193][ T4186] ? vtime_user_exit+0x218/0x6c0 [ 63.848201][ T4186] __x64_sys_sendmmsg+0x94/0x100 [ 63.853209][ T4186] ? syscall_enter_from_user_mode+0x21/0x70 [ 63.859087][ T4186] do_syscall_64+0x35/0xb0 [ 63.863567][ T4186] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 63.869521][ T4186] RIP: 0033:0x7f4cf06d6e29 [ 63.874000][ T4186] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 63.893755][ T4186] RSP: 002b:00007f4cf067d2f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 63.902584][ T4186] RAX: ffffffffffffffda RBX: 0000000000000039 RCX: 00007f4cf06d6e29 [ 63.910707][ T4186] RDX: 0000000000000001 RSI: 0000000020000fc0 RDI: 0000000000000004 [ 63.918687][ T4186] RBP: 00007f4cf07584a8 R08: 0000000000000000 R09: 0000000000000000 [ 63.926647][ T4186] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4cf07584a0 [ 63.934693][ T4186] R13: 00007f4cf07584ac R14: 00007f4cf07256dc R15: e7594119f9b8c840 [ 63.942733][ T4186] [ 63.945743][ T4184] CPU: 1 PID: 4184 Comm: syz-executor180 Tainted: G W 5.17.0-syzkaller #0 [ 63.949786][ T4186] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 63.955615][ T4184] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.955620][ T4184] Call Trace: [ 63.955623][ T4184] [ 63.955627][ T4184] dump_stack_lvl+0x57/0x7d [ 63.955639][ T4184] ccid3_hc_tx_packet_sent+0xda/0x110 [ 63.955647][ T4184] dccp_xmit_packet+0x28a/0x660 [ 63.955654][ T4184] dccp_write_xmit+0x10e/0x180 [ 63.955658][ T4184] ? trace_hardirqs_on+0x1c/0x140 [ 63.955666][ T4184] dccp_sendmsg+0x6ef/0xa80 [ 63.955671][ T4184] ? _copy_from_user+0xb1/0xe0 [ 64.017240][ T4184] ? dccp_destroy_sock+0x4e0/0x4e0 [ 64.022447][ T4184] ? inet_send_prepare+0x3b0/0x3b0 [ 64.027543][ T4184] sock_sendmsg+0xab/0xe0 [ 64.031903][ T4184] ____sys_sendmsg+0x392/0x7a0 [ 64.036681][ T4184] ? kernel_sendmsg+0x30/0x30 [ 64.041348][ T4184] ? do_recvmmsg+0x550/0x550 [ 64.045994][ T4184] ? rcu_read_lock_sched_held+0xd/0x70 [ 64.051426][ T4184] ? enqueue_entity+0x442/0x1730 [ 64.056428][ T4184] ___sys_sendmsg+0xd3/0x150 [ 64.061080][ T4184] ? lock_release+0x522/0x720 [ 64.065752][ T4184] ? sendmsg_copy_msghdr+0x110/0x110 [ 64.071007][ T4184] ? lock_acquire+0x442/0x510 [ 64.075653][ T4184] ? rcu_read_lock_sched_held+0xd/0x70 [ 64.081087][ T4184] ? __fget_files+0x1bf/0x3c0 [ 64.085734][ T4184] ? lock_downgrade+0x6e0/0x6e0 [ 64.090551][ T4184] ? preempt_schedule_thunk+0x16/0x18 [ 64.096074][ T4184] ? rcu_read_lock_sched_held+0xd/0x70 [ 64.101552][ T4184] ? lock_acquire+0x442/0x510 [ 64.106285][ T4184] ? __fget_files+0x1d7/0x3c0 [ 64.110930][ T4184] ? __fget_light+0xbe/0x220 [ 64.115490][ T4184] __sys_sendmmsg+0x141/0x310 [ 64.120140][ T4184] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 64.125133][ T4184] ? __ia32_sys_getpeername+0xa0/0xa0 [ 64.130477][ T4184] ? rcu_read_lock_sched_held+0xd/0x70 [ 64.135903][ T4184] ? lock_release+0x522/0x720 [ 64.140634][ T4184] ? rcu_read_lock_sched_held+0xd/0x70 [ 64.146075][ T4184] ? __context_tracking_exit+0x80/0x90 [ 64.151530][ T4184] ? lock_downgrade+0x6e0/0x6e0 [ 64.156365][ T4184] ? lock_downgrade+0x6e0/0x6e0 [ 64.161196][ T4184] ? vtime_user_exit+0x218/0x6c0 [ 64.166200][ T4184] __x64_sys_sendmmsg+0x94/0x100 [ 64.171823][ T4184] ? syscall_enter_from_user_mode+0x21/0x70 [ 64.177891][ T4184] do_syscall_64+0x35/0xb0 [ 64.182283][ T4184] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 64.188144][ T4184] RIP: 0033:0x7f4cf06d6e29 [ 64.192533][ T4184] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 64.212328][ T4184] RSP: 002b:00007f4cf067d2f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 64.220734][ T4184] RAX: ffffffffffffffda RBX: 0000000000000037 RCX: 00007f4cf06d6e29 [ 64.228683][ T4184] RDX: 0000000000000001 RSI: 0000000020000fc0 RDI: 0000000000000004 [ 64.236630][ T4184] RBP: 00007f4cf07584a8 R08: 0000000000000000 R09: 0000000000000000 [ 64.244586][ T4184] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4cf07584a0 [ 64.252616][ T4184] R13: 00007f4cf07584ac R14: 00007f4cf07256dc R15: e7594119f9b8c840 [ 64.260652][ T4184] [ 64.268169][ T4186] CPU: 1 PID: 4186 Comm: syz-executor180 Tainted: G W 5.17.0-syzkaller #0 [ 64.278076][ T4186] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.288122][ T4186] Call Trace: [ 64.291428][ T4186] [ 64.294370][ T4186] dump_stack_lvl+0x57/0x7d [ 64.299022][ T4186] ccid3_hc_tx_packet_sent+0xda/0x110 [ 64.304372][ T4186] dccp_xmit_packet+0x28a/0x660 [ 64.309278][ T4186] dccp_write_xmit+0x10e/0x180 [ 64.314096][ T4186] ? trace_hardirqs_on+0x1c/0x140 [ 64.319091][ T4186] dccp_sendmsg+0x6ef/0xa80 [ 64.323564][ T4186] ? _copy_from_user+0xb1/0xe0 [ 64.328314][ T4186] ? dccp_destroy_sock+0x4e0/0x4e0 [ 64.333398][ T4186] ? inet_send_prepare+0x3b0/0x3b0 [ 64.338484][ T4186] sock_sendmsg+0xab/0xe0 [ 64.342878][ T4186] ____sys_sendmsg+0x392/0x7a0 [ 64.347633][ T4186] ? kernel_sendmsg+0x30/0x30 [ 64.352284][ T4186] ? do_recvmmsg+0x550/0x550 [ 64.356846][ T4186] ? rcu_read_lock_sched_held+0xd/0x70 [ 64.362275][ T4186] ? enqueue_entity+0x442/0x1730 [ 64.367264][ T4186] ___sys_sendmsg+0xd3/0x150 [ 64.371933][ T4186] ? lock_release+0x522/0x720 [ 64.376600][ T4186] ? sendmsg_copy_msghdr+0x110/0x110 [ 64.381967][ T4186] ? lock_acquire+0x442/0x510 [ 64.386638][ T4186] ? rcu_read_lock_sched_held+0xd/0x70 [ 64.392088][ T4186] ? __fget_files+0x1bf/0x3c0 [ 64.396737][ T4186] ? lock_downgrade+0x6e0/0x6e0 [ 64.401560][ T4186] ? preempt_schedule_thunk+0x16/0x18 [ 64.407012][ T4186] ? rcu_read_lock_sched_held+0xd/0x70 [ 64.412671][ T4186] ? lock_acquire+0x442/0x510 [ 64.417319][ T4186] ? __fget_files+0x1d7/0x3c0 [ 64.421975][ T4186] ? __fget_light+0xbe/0x220 [ 64.426535][ T4186] __sys_sendmmsg+0x141/0x310 [ 64.431270][ T4186] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 64.436266][ T4186] ? __ia32_sys_getpeername+0xa0/0xa0 [ 64.441616][ T4186] ? rcu_read_lock_sched_held+0xd/0x70 [ 64.447191][ T4186] ? lock_release+0x522/0x720 [ 64.451857][ T4186] ? rcu_read_lock_sched_held+0xd/0x70 [ 64.457327][ T4186] ? __context_tracking_exit+0x80/0x90 [ 64.462776][ T4186] ? lock_downgrade+0x6e0/0x6e0 [ 64.467608][ T4186] ? lock_downgrade+0x6e0/0x6e0 [ 64.472522][ T4186] ? vtime_user_exit+0x218/0x6c0 [ 64.477443][ T4186] __x64_sys_sendmmsg+0x94/0x100 [ 64.482373][ T4186] ? syscall_enter_from_user_mode+0x21/0x70 [ 64.488335][ T4186] do_syscall_64+0x35/0xb0 [ 64.492921][ T4186] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 64.498794][ T4186] RIP: 0033:0x7f4cf06d6e29 [ 64.503217][ T4186] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 64.522921][ T4186] RSP: 002b:00007f4cf067d2f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 64.531407][ T4186] RAX: ffffffffffffffda RBX: 0000000000000038 RCX: 00007f4cf06d6e29 [ 64.539454][ T4186] RDX: 0000000000000001 RSI: 0000000020000fc0 RDI: 0000000000000004 [ 64.547517][ T4186] RBP: 00007f4cf07584a8 R08: 0000000000000000 R09: 0000000000000000 [ 64.555547][ T4186] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4cf07584a0 [ 64.563489][ T4186] R13: 00007f4cf07584ac R14: 00007f4cf07256dc R15: e7594119f9b8c840 [ 64.571619][ T4186] [ 64.578162][ T4186] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 64.581737][ T4065] device veth1_macvtap entered promiscuous mode [ 64.590227][ T4186] CPU: 1 PID: 4186 Comm: syz-executor180 Tainted: G W 5.17.0-syzkaller #0 [ 64.605550][ T4186] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.612663][ T4188] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 64.615693][ T4186] Call Trace: [ 64.615698][ T4186] [ 64.615702][ T4186] dump_stack_lvl+0x57/0x7d [ 64.615719][ T4186] ccid3_hc_tx_packet_sent+0xda/0x110 [ 64.615728][ T4186] dccp_xmit_packet+0x28a/0x660 [ 64.615735][ T4186] dccp_write_xmit+0x10e/0x180 [ 64.615739][ T4186] ? trace_hardirqs_on+0x1c/0x140 [ 64.658575][ T4186] dccp_sendmsg+0x6ef/0xa80 [ 64.663174][ T4186] ? _copy_from_user+0xb1/0xe0 [ 64.667930][ T4186] ? dccp_destroy_sock+0x4e0/0x4e0 [ 64.673019][ T4186] ? inet_send_prepare+0x3b0/0x3b0 [ 64.678115][ T4186] sock_sendmsg+0xab/0xe0 [ 64.682428][ T4186] ____sys_sendmsg+0x392/0x7a0 [ 64.687179][ T4186] ? kernel_sendmsg+0x30/0x30 [ 64.691851][ T4186] ? do_recvmmsg+0x550/0x550 [ 64.696414][ T4186] ? rcu_read_lock_sched_held+0xd/0x70 [ 64.701866][ T4186] ? enqueue_entity+0x442/0x1730 [ 64.706969][ T4186] ___sys_sendmsg+0xd3/0x150 [ 64.711552][ T4186] ? lock_release+0x522/0x720 [ 64.716214][ T4186] ? sendmsg_copy_msghdr+0x110/0x110 [ 64.721634][ T4186] ? lock_acquire+0x442/0x510 [ 64.726284][ T4186] ? rcu_read_lock_sched_held+0xd/0x70 [ 64.731716][ T4186] ? __fget_files+0x1bf/0x3c0 [ 64.736375][ T4186] ? lock_downgrade+0x6e0/0x6e0 [ 64.741218][ T4186] ? preempt_schedule_thunk+0x16/0x18 [ 64.746563][ T4186] ? rcu_read_lock_sched_held+0xd/0x70 [ 64.752103][ T4186] ? lock_acquire+0x442/0x510 [ 64.756768][ T4186] ? __fget_files+0x1d7/0x3c0 [ 64.761434][ T4186] ? __fget_light+0xbe/0x220 [ 64.766019][ T4186] __sys_sendmmsg+0x141/0x310 [ 64.770849][ T4186] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 64.775854][ T4186] ? __ia32_sys_getpeername+0xa0/0xa0 [ 64.781210][ T4186] ? rcu_read_lock_sched_held+0xd/0x70 [ 64.786645][ T4186] ? lock_release+0x522/0x720 [ 64.791296][ T4186] ? rcu_read_lock_sched_held+0xd/0x70 [ 64.796733][ T4186] ? __context_tracking_exit+0x80/0x90 [ 64.802172][ T4186] ? lock_downgrade+0x6e0/0x6e0 [ 64.806998][ T4186] ? lock_downgrade+0x6e0/0x6e0 [ 64.811997][ T4186] ? vtime_user_exit+0x218/0x6c0 [ 64.816924][ T4186] __x64_sys_sendmmsg+0x94/0x100 [ 64.821839][ T4186] ? syscall_enter_from_user_mode+0x21/0x70 [ 64.827903][ T4186] do_syscall_64+0x35/0xb0 [ 64.832308][ T4186] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 64.838277][ T4186] RIP: 0033:0x7f4cf06d6e29 [ 64.842876][ T4186] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 64.863222][ T4186] RSP: 002b:00007f4cf067d2f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 64.871790][ T4186] RAX: ffffffffffffffda RBX: 0000000000000037 RCX: 00007f4cf06d6e29 [ 64.880026][ T4186] RDX: 0000000000000001 RSI: 0000000020000fc0 RDI: 0000000000000004 [ 64.888066][ T4186] RBP: 00007f4cf07584a8 R08: 0000000000000000 R09: 0000000000000000 [ 64.896282][ T4186] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4cf07584a0 [ 64.904329][ T4186] R13: 00007f4cf07584ac R14: 00007f4cf07256dc R15: e7594119f9b8c840 [ 64.912296][ T4186] [ 64.915332][ T4188] CPU: 0 PID: 4188 Comm: syz-executor180 Tainted: G W 5.17.0-syzkaller #0 [ 64.925297][ T4188] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.935340][ T4188] Call Trace: [ 64.938600][ T4188] [ 64.941520][ T4188] dump_stack_lvl+0x57/0x7d [ 64.946612][ T4188] ccid3_hc_tx_packet_sent+0xda/0x110 [ 64.951957][ T4188] dccp_xmit_packet+0x28a/0x660 [ 64.956791][ T4188] dccp_write_xmit+0x10e/0x180 [ 64.962062][ T4188] ? trace_hardirqs_on+0x1c/0x140 [ 64.967068][ T4188] dccp_sendmsg+0x6ef/0xa80 [ 64.971627][ T4188] ? _copy_from_user+0xb1/0xe0 [ 64.976383][ T4188] ? dccp_destroy_sock+0x4e0/0x4e0 [ 64.981460][ T4188] ? inet_send_prepare+0x3b0/0x3b0 [ 64.986629][ T4188] sock_sendmsg+0xab/0xe0 [ 64.990935][ T4188] ____sys_sendmsg+0x392/0x7a0 [ 64.995841][ T4188] ? kernel_sendmsg+0x30/0x30 [ 65.000500][ T4188] ? do_recvmmsg+0x550/0x550 [ 65.005506][ T4188] ? rcu_read_lock_sched_held+0xd/0x70 [ 65.010942][ T4188] ? enqueue_entity+0x442/0x1730 [ 65.015942][ T4188] ___sys_sendmsg+0xd3/0x150 [ 65.020635][ T4188] ? lock_release+0x522/0x720 [ 65.025734][ T4188] ? sendmsg_copy_msghdr+0x110/0x110 [ 65.031260][ T4188] ? lock_acquire+0x442/0x510 [ 65.036194][ T4188] ? rcu_read_lock_sched_held+0xd/0x70 [ 65.041734][ T4188] ? __fget_files+0x1bf/0x3c0 [ 65.046484][ T4188] ? lock_downgrade+0x6e0/0x6e0 [ 65.051347][ T4188] ? preempt_schedule_thunk+0x16/0x18 [ 65.056701][ T4188] ? rcu_read_lock_sched_held+0xd/0x70 [ 65.062133][ T4188] ? lock_acquire+0x442/0x510 [ 65.066792][ T4188] ? __fget_files+0x1d7/0x3c0 [ 65.071443][ T4188] ? __fget_light+0xbe/0x220 [ 65.076010][ T4188] __sys_sendmmsg+0x141/0x310 [ 65.080662][ T4188] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 65.085914][ T4188] ? __ia32_sys_getpeername+0xa0/0xa0 [ 65.091253][ T4188] ? rcu_read_lock_sched_held+0xd/0x70 [ 65.096684][ T4188] ? lock_release+0x522/0x720 [ 65.101327][ T4188] ? rcu_read_lock_sched_held+0xd/0x70 [ 65.107273][ T4188] ? __context_tracking_exit+0x80/0x90 [ 65.112880][ T4188] ? lock_downgrade+0x6e0/0x6e0 [ 65.117715][ T4188] ? lock_downgrade+0x6e0/0x6e0 [ 65.122593][ T4188] ? vtime_user_exit+0x218/0x6c0 [ 65.127525][ T4188] __x64_sys_sendmmsg+0x94/0x100 [ 65.132546][ T4188] ? syscall_enter_from_user_mode+0x21/0x70 [ 65.138631][ T4188] do_syscall_64+0x35/0xb0 [ 65.143032][ T4188] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 65.148997][ T4188] RIP: 0033:0x7f4cf06d6e29 [ 65.153394][ T4188] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 65.173070][ T4188] RSP: 002b:00007f4cf067d2f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 65.181520][ T4188] RAX: ffffffffffffffda RBX: 0000000000000039 RCX: 00007f4cf06d6e29 [ 65.190058][ T4188] RDX: 0000000000000001 RSI: 0000000020000fc0 RDI: 0000000000000004 [ 65.198109][ T4188] RBP: 00007f4cf07584a8 R08: 0000000000000000 R09: 0000000000000000 [ 65.206229][ T4188] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4cf07584a0 [ 65.214182][ T4188] R13: 00007f4cf07584ac R14: 00007f4cf07256dc R15: e7594119f9b8c840 [ 65.222318][ T4188] [ 65.252965][ T4065] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 65.269196][ T4065] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 65.286987][ T4194] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 65.287480][ T4193] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 65.298922][ T4065] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 65.321447][ T4194] CPU: 0 PID: 4194 Comm: syz-executor180 Tainted: G W 5.17.0-syzkaller #0 [ 65.331785][ T4194] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.342636][ T4194] Call Trace: [ 65.345996][ T4194] [ 65.348913][ T4194] dump_stack_lvl+0x57/0x7d [ 65.353397][ T4194] ccid3_hc_tx_packet_sent+0xda/0x110 [ 65.358837][ T4194] dccp_xmit_packet+0x28a/0x660 [ 65.363668][ T4194] dccp_write_xmit+0x10e/0x180 [ 65.368677][ T4194] ? trace_hardirqs_on+0x1c/0x140 [ 65.373685][ T4194] dccp_sendmsg+0x6ef/0xa80 [ 65.378539][ T4194] ? _copy_from_user+0xb1/0xe0 [ 65.383297][ T4194] ? dccp_destroy_sock+0x4e0/0x4e0 [ 65.388883][ T4194] ? inet_send_prepare+0x3b0/0x3b0 [ 65.393985][ T4194] sock_sendmsg+0xab/0xe0 [ 65.398554][ T4194] ____sys_sendmsg+0x392/0x7a0 [ 65.403294][ T4194] ? kernel_sendmsg+0x30/0x30 [ 65.407947][ T4194] ? do_recvmmsg+0x550/0x550 [ 65.412519][ T4194] ? rcu_read_lock_sched_held+0xd/0x70 [ 65.417951][ T4194] ? enqueue_entity+0x442/0x1730 [ 65.422865][ T4194] ___sys_sendmsg+0xd3/0x150 [ 65.424684][ T4065] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 65.427516][ T4194] ? lock_release+0x522/0x720 [ 65.427527][ T4194] ? sendmsg_copy_msghdr+0x110/0x110 [ 65.427534][ T4194] ? lock_acquire+0x442/0x510 [ 65.427539][ T4194] ? rcu_read_lock_sched_held+0xd/0x70 [ 65.452668][ T4065] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 65.457909][ T4194] ? __fget_files+0x1bf/0x3c0 [ 65.457921][ T4194] ? lock_downgrade+0x6e0/0x6e0 [ 65.457928][ T4194] ? preempt_schedule_thunk+0x16/0x18 [ 65.457937][ T4194] ? rcu_read_lock_sched_held+0xd/0x70 [ 65.486884][ T4065] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 65.488667][ T4194] ? lock_acquire+0x442/0x510 [ 65.488683][ T4194] ? __fget_files+0x1d7/0x3c0 [ 65.508197][ T4194] ? __fget_light+0xbe/0x220 [ 65.511517][ T4065] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 65.512773][ T4194] __sys_sendmmsg+0x141/0x310 [ 65.512784][ T4194] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 65.532902][ T4194] ? __ia32_sys_getpeername+0xa0/0xa0 [ 65.537385][ T4065] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 65.538276][ T4194] ? rcu_read_lock_sched_held+0xd/0x70 [ 65.553477][ T4194] ? lock_release+0x522/0x720 [ 65.558148][ T4194] ? rcu_read_lock_sched_held+0xd/0x70 [ 65.560084][ T4065] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 65.563708][ T4194] ? __context_tracking_exit+0x80/0x90 [ 65.563741][ T4194] ? lock_downgrade+0x6e0/0x6e0 [ 65.563750][ T4194] ? lock_downgrade+0x6e0/0x6e0 [ 65.589228][ T4194] ? vtime_user_exit+0x218/0x6c0 [ 65.590142][ T4065] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 65.594241][ T4194] __x64_sys_sendmmsg+0x94/0x100 [ 65.594251][ T4194] ? syscall_enter_from_user_mode+0x21/0x70 [ 65.594258][ T4194] do_syscall_64+0x35/0xb0 [ 65.594265][ T4194] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 65.594273][ T4194] RIP: 0033:0x7f4cf06d6e29 [ 65.621460][ T4065] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 65.625172][ T4194] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 65.625180][ T4194] RSP: 002b:00007f4cf067d2f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 65.625188][ T4194] RAX: ffffffffffffffda RBX: 0000000000000039 RCX: 00007f4cf06d6e29 [ 65.625192][ T4194] RDX: 0000000000000001 RSI: 0000000020000fc0 RDI: 0000000000000004 [ 65.625196][ T4194] RBP: 00007f4cf07584a8 R08: 0000000000000000 R09: 0000000000000000 [ 65.625199][ T4194] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4cf07584a0 [ 65.625202][ T4194] R13: 00007f4cf07584ac R14: 00007f4cf07256dc R15: e7594119f9b8c840 [ 65.625210][ T4194] [ 65.709005][ T4193] CPU: 1 PID: 4193 Comm: syz-executor180 Tainted: G W 5.17.0-syzkaller #0 [ 65.714725][ T4194] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 65.718798][ T4193] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.718810][ T4193] Call Trace: [ 65.718814][ T4193] [ 65.718818][ T4193] dump_stack_lvl+0x57/0x7d [ 65.750609][ T4193] ccid3_hc_tx_packet_sent+0xda/0x110 [ 65.755966][ T4193] dccp_xmit_packet+0x28a/0x660 [ 65.760880][ T4193] dccp_write_xmit+0x10e/0x180 [ 65.765622][ T4193] ? trace_hardirqs_on+0x1c/0x140 [ 65.770628][ T4193] dccp_sendmsg+0x6ef/0xa80 [ 65.775133][ T4193] ? _copy_from_user+0xb1/0xe0 [ 65.779875][ T4193] ? dccp_destroy_sock+0x4e0/0x4e0 [ 65.785235][ T4193] ? inet_send_prepare+0x3b0/0x3b0 [ 65.790328][ T4193] sock_sendmsg+0xab/0xe0 [ 65.794647][ T4193] ____sys_sendmsg+0x392/0x7a0 [ 65.799557][ T4193] ? kernel_sendmsg+0x30/0x30 [ 65.804214][ T4193] ? do_recvmmsg+0x550/0x550 [ 65.808788][ T4193] ? rcu_read_lock_sched_held+0xd/0x70 [ 65.814217][ T4193] ? enqueue_entity+0x442/0x1730 [ 65.819127][ T4193] ___sys_sendmsg+0xd3/0x150 [ 65.823683][ T4193] ? lock_release+0x522/0x720 [ 65.828331][ T4193] ? sendmsg_copy_msghdr+0x110/0x110 [ 65.833584][ T4193] ? lock_acquire+0x442/0x510 [ 65.838231][ T4193] ? rcu_read_lock_sched_held+0xd/0x70 [ 65.843656][ T4193] ? __fget_files+0x1bf/0x3c0 [ 65.848304][ T4193] ? lock_downgrade+0x6e0/0x6e0 [ 65.853129][ T4193] ? preempt_schedule_thunk+0x16/0x18 [ 65.858559][ T4193] ? rcu_read_lock_sched_held+0xd/0x70 [ 65.863986][ T4193] ? lock_acquire+0x442/0x510 [ 65.868632][ T4193] ? __fget_files+0x1d7/0x3c0 [ 65.873365][ T4193] ? __fget_light+0xbe/0x220 [ 65.877934][ T4193] __sys_sendmmsg+0x141/0x310 [ 65.882696][ T4193] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 65.887687][ T4193] ? __ia32_sys_getpeername+0xa0/0xa0 [ 65.893052][ T4193] ? rcu_read_lock_sched_held+0xd/0x70 [ 65.898514][ T4193] ? lock_release+0x522/0x720 [ 65.903191][ T4193] ? rcu_read_lock_sched_held+0xd/0x70 [ 65.908626][ T4193] ? __context_tracking_exit+0x80/0x90 [ 65.914076][ T4193] ? lock_downgrade+0x6e0/0x6e0 [ 65.918914][ T4193] ? lock_downgrade+0x6e0/0x6e0 [ 65.924194][ T4193] ? vtime_user_exit+0x218/0x6c0 [ 65.929108][ T4193] __x64_sys_sendmmsg+0x94/0x100 [ 65.934045][ T4193] ? syscall_enter_from_user_mode+0x21/0x70 [ 65.940185][ T4193] do_syscall_64+0x35/0xb0 [ 65.944591][ T4193] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 65.950585][ T4193] RIP: 0033:0x7f4cf06d6e29 [ 65.955061][ T4193] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 65.974648][ T4193] RSP: 002b:00007f4cf067d2f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 65.983039][ T4193] RAX: ffffffffffffffda RBX: 0000000000000039 RCX: 00007f4cf06d6e29 [ 65.991074][ T4193] RDX: 0000000000000001 RSI: 0000000020000fc0 RDI: 0000000000000004 [ 65.999278][ T4193] RBP: 00007f4cf07584a8 R08: 0000000000000000 R09: 0000000000000000 [ 66.007313][ T4193] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4cf07584a0 [ 66.015443][ T4193] R13: 00007f4cf07584ac R14: 00007f4cf07256dc R15: e7594119f9b8c840 [ 66.023421][ T4193] [ 66.033496][ T4194] CPU: 0 PID: 4194 Comm: syz-executor180 Tainted: G W 5.17.0-syzkaller #0 [ 66.043395][ T4194] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.053446][ T4194] Call Trace: [ 66.056799][ T4194] [ 66.059705][ T4194] dump_stack_lvl+0x57/0x7d [ 66.064310][ T4194] ccid3_hc_tx_packet_sent+0xda/0x110 [ 66.069713][ T4194] dccp_xmit_packet+0x28a/0x660 [ 66.074636][ T4194] dccp_write_xmit+0x10e/0x180 [ 66.079833][ T4194] ? trace_hardirqs_on+0x1c/0x140 [ 66.084829][ T4194] dccp_sendmsg+0x6ef/0xa80 [ 66.089305][ T4194] ? _copy_from_user+0xb1/0xe0 [ 66.094040][ T4194] ? dccp_destroy_sock+0x4e0/0x4e0 [ 66.099128][ T4194] ? inet_send_prepare+0x3b0/0x3b0 [ 66.104309][ T4194] sock_sendmsg+0xab/0xe0 [ 66.108698][ T4194] ____sys_sendmsg+0x392/0x7a0 [ 66.113446][ T4194] ? kernel_sendmsg+0x30/0x30 [ 66.118276][ T4194] ? do_recvmmsg+0x550/0x550 [ 66.122936][ T4194] ? rcu_read_lock_sched_held+0xd/0x70 [ 66.128396][ T4194] ? enqueue_entity+0x442/0x1730 [ 66.133395][ T4194] ___sys_sendmsg+0xd3/0x150 [ 66.137954][ T4194] ? lock_release+0x522/0x720 [ 66.142615][ T4194] ? sendmsg_copy_msghdr+0x110/0x110 [ 66.147906][ T4194] ? lock_acquire+0x442/0x510 [ 66.152559][ T4194] ? rcu_read_lock_sched_held+0xd/0x70 [ 66.157992][ T4194] ? __fget_files+0x1bf/0x3c0 [ 66.162783][ T4194] ? lock_downgrade+0x6e0/0x6e0 [ 66.167704][ T4194] ? preempt_schedule_thunk+0x16/0x18 [ 66.173053][ T4194] ? rcu_read_lock_sched_held+0xd/0x70 [ 66.178691][ T4194] ? lock_acquire+0x442/0x510 [ 66.183341][ T4194] ? __fget_files+0x1d7/0x3c0 [ 66.187988][ T4194] ? __fget_light+0xbe/0x220 [ 66.192545][ T4194] __sys_sendmmsg+0x141/0x310 [ 66.197220][ T4194] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 66.202238][ T4194] ? __ia32_sys_getpeername+0xa0/0xa0 [ 66.207593][ T4194] ? rcu_read_lock_sched_held+0xd/0x70 [ 66.213021][ T4194] ? lock_release+0x522/0x720 [ 66.217760][ T4194] ? rcu_read_lock_sched_held+0xd/0x70 [ 66.223487][ T4194] ? __context_tracking_exit+0x80/0x90 [ 66.228936][ T4194] ? lock_downgrade+0x6e0/0x6e0 [ 66.233785][ T4194] ? lock_downgrade+0x6e0/0x6e0 [ 66.238608][ T4194] ? vtime_user_exit+0x218/0x6c0 [ 66.243524][ T4194] __x64_sys_sendmmsg+0x94/0x100 [ 66.248458][ T4194] ? syscall_enter_from_user_mode+0x21/0x70 [ 66.254431][ T4194] do_syscall_64+0x35/0xb0 [ 66.258970][ T4194] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 66.264844][ T4194] RIP: 0033:0x7f4cf06d6e29 [ 66.269334][ T4194] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 66.289189][ T4194] RSP: 002b:00007f4cf067d2f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 66.297575][ T4194] RAX: ffffffffffffffda RBX: 0000000000000037 RCX: 00007f4cf06d6e29 [ 66.305519][ T4194] RDX: 0000000000000001 RSI: 0000000020000fc0 RDI: 0000000000000004 [ 66.313458][ T4194] RBP: 00007f4cf07584a8 R08: 0000000000000000 R09: 0000000000000000 [ 66.321621][ T4194] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4cf07584a0 [ 66.329564][ T4194] R13: 00007f4cf07584ac R14: 00007f4cf07256dc R15: e7594119f9b8c840 [ 66.337601][ T4194] [ 66.365480][ T141] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 66.374184][ T141] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 66.384911][ T4205] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 66.395846][ T4065] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 66.411366][ T4208] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 66.411380][ T4208] CPU: 0 PID: 4208 Comm: syz-executor180 Tainted: G W 5.17.0-syzkaller #0 [ 66.411390][ T4208] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.411393][ T4208] Call Trace: [ 66.411396][ T4208] [ 66.411399][ T4208] dump_stack_lvl+0x57/0x7d [ 66.411412][ T4208] ccid3_hc_tx_packet_sent+0xda/0x110 [ 66.411420][ T4208] dccp_xmit_packet+0x28a/0x660 [ 66.411427][ T4208] dccp_write_xmit+0x10e/0x180 [ 66.411431][ T4208] ? trace_hardirqs_on+0x1c/0x140 [ 66.411441][ T4208] dccp_sendmsg+0x6ef/0xa80 [ 66.411447][ T4208] ? _copy_from_user+0xb1/0xe0 [ 66.411455][ T4208] ? dccp_destroy_sock+0x4e0/0x4e0 [ 66.411462][ T4208] ? inet_send_prepare+0x3b0/0x3b0 [ 66.411471][ T4208] sock_sendmsg+0xab/0xe0 [ 66.411480][ T4208] ____sys_sendmsg+0x392/0x7a0 [ 66.411487][ T4208] ? kernel_sendmsg+0x30/0x30 [ 66.411493][ T4208] ? do_recvmmsg+0x550/0x550 [ 66.411498][ T4208] ? rcu_read_lock_sched_held+0xd/0x70 [ 66.411507][ T4208] ? enqueue_entity+0x442/0x1730 [ 66.411515][ T4208] ___sys_sendmsg+0xd3/0x150 [ 66.427842][ T4207] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 66.432468][ T4208] ? lock_release+0x522/0x720 [ 66.432482][ T4208] ? sendmsg_copy_msghdr+0x110/0x110 [ 66.447064][ T4065] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 66.448875][ T4208] ? lock_acquire+0x442/0x510 [ 66.448885][ T4208] ? rcu_read_lock_sched_held+0xd/0x70 [ 66.462437][ T4065] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 66.463653][ T4208] ? __fget_files+0x1bf/0x3c0 [ 66.463665][ T4208] ? lock_downgrade+0x6e0/0x6e0 [ 66.463672][ T4208] ? preempt_schedule_thunk+0x16/0x18 [ 66.469959][ T4065] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 66.473661][ T4208] ? rcu_read_lock_sched_held+0xd/0x70 [ 66.473677][ T4208] ? lock_acquire+0x442/0x510 [ 66.473685][ T4208] ? __fget_files+0x1d7/0x3c0 [ 66.473694][ T4208] ? __fget_light+0xbe/0x220 [ 66.486906][ T4065] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 66.488121][ T4208] __sys_sendmmsg+0x141/0x310 [ 66.488134][ T4208] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 66.499739][ T4065] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 66.502255][ T4208] ? __ia32_sys_getpeername+0xa0/0xa0 [ 66.502267][ T4208] ? rcu_read_lock_sched_held+0xd/0x70 [ 66.517059][ T4065] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 66.521827][ T4208] ? lock_release+0x522/0x720 [ 66.521840][ T4208] ? rcu_read_lock_sched_held+0xd/0x70 [ 66.536217][ T4065] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 66.537716][ T4208] ? __context_tracking_exit+0x80/0x90 [ 66.537730][ T4208] ? lock_downgrade+0x6e0/0x6e0 [ 66.543683][ T4065] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 66.547825][ T4208] ? lock_downgrade+0x6e0/0x6e0 [ 66.547837][ T4208] ? vtime_user_exit+0x218/0x6c0 [ 66.572769][ T4065] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 66.578204][ T4208] __x64_sys_sendmmsg+0x94/0x100 [ 66.578217][ T4208] ? syscall_enter_from_user_mode+0x21/0x70 [ 66.578226][ T4208] do_syscall_64+0x35/0xb0 [ 66.591739][ T4065] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 66.593229][ T4208] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 66.593243][ T4208] RIP: 0033:0x7f4cf06d6e29 [ 66.593249][ T4208] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 66.593255][ T4208] RSP: 002b:00007f4cf067d2f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 66.797563][ T4208] RAX: ffffffffffffffda RBX: 0000000000000039 RCX: 00007f4cf06d6e29 [ 66.805522][ T4208] RDX: 0000000000000001 RSI: 0000000020000fc0 RDI: 0000000000000004 [ 66.813484][ T4208] RBP: 00007f4cf07584a8 R08: 0000000000000000 R09: 0000000000000000 [ 66.821527][ T4208] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4cf07584a0 [ 66.829481][ T4208] R13: 00007f4cf07584ac R14: 00007f4cf07256dc R15: e7594119f9b8c840 [ 66.837549][ T4208] [ 66.840681][ T4207] CPU: 1 PID: 4207 Comm: syz-executor180 Tainted: G W 5.17.0-syzkaller #0 [ 66.844221][ T4208] BUG: "hc->tx_t_ipi == 0" holds (exception!) at net/dccp/ccids/ccid3.c:90/ccid3_update_send_interval() [ 66.850818][ T4207] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.850824][ T4207] Call Trace: [ 66.850827][ T4207] [ 66.850831][ T4207] dump_stack_lvl+0x57/0x7d [ 66.850843][ T4207] ccid3_hc_tx_packet_sent+0xda/0x110 [ 66.850852][ T4207] dccp_xmit_packet+0x28a/0x660 [ 66.892881][ T4207] dccp_write_xmit+0x10e/0x180 [ 66.897713][ T4207] ? trace_hardirqs_on+0x1c/0x140 [ 66.902740][ T4207] dccp_sendmsg+0x6ef/0xa80 [ 66.907218][ T4207] ? _copy_from_user+0xb1/0xe0 [ 66.911967][ T4207] ? dccp_destroy_sock+0x4e0/0x4e0 [ 66.917048][ T4207] ? inet_send_prepare+0x3b0/0x3b0 [ 66.922130][ T4207] sock_sendmsg+0xab/0xe0 [ 66.926436][ T4207] ____sys_sendmsg+0x392/0x7a0 [ 66.931271][ T4207] ? kernel_sendmsg+0x30/0x30 [ 66.935919][ T4207] ? do_recvmmsg+0x550/0x550 [ 66.940656][ T4207] ? rcu_read_lock_sched_held+0xd/0x70 [ 66.946098][ T4207] ? enqueue_entity+0x442/0x1730 [ 66.951024][ T4207] ___sys_sendmsg+0xd3/0x150 [ 66.955694][ T4207] ? lock_release+0x522/0x720 [ 66.960560][ T4207] ? sendmsg_copy_msghdr+0x110/0x110 [ 66.965834][ T4207] ? lock_acquire+0x442/0x510 [ 66.970575][ T4207] ? rcu_read_lock_sched_held+0xd/0x70 [ 66.976281][ T4207] ? __fget_files+0x1bf/0x3c0 [ 66.980950][ T4207] ? lock_downgrade+0x6e0/0x6e0 [ 66.985776][ T4207] ? preempt_schedule_thunk+0x16/0x18 [ 66.991311][ T4207] ? rcu_read_lock_sched_held+0xd/0x70 [ 66.996841][ T4207] ? lock_acquire+0x442/0x510 [ 67.001498][ T4207] ? __fget_files+0x1d7/0x3c0 [ 67.006149][ T4207] ? __fget_light+0xbe/0x220 [ 67.010711][ T4207] __sys_sendmmsg+0x141/0x310 [ 67.015360][ T4207] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 67.020353][ T4207] ? __ia32_sys_getpeername+0xa0/0xa0 [ 67.025798][ T4207] ? rcu_read_lock_sched_held+0xd/0x70 [ 67.031247][ T4207] ? lock_release+0x522/0x720 [ 67.035925][ T4207] ? rcu_read_lock_sched_held+0xd/0x70 [ 67.041460][ T4207] ? __context_tracking_exit+0x80/0x90 [ 67.046993][ T4207] ? lock_downgrade+0x6e0/0x6e0 [ 67.051906][ T4207] ? lock_downgrade+0x6e0/0x6e0 [ 67.056813][ T4207] ? vtime_user_exit+0x218/0x6c0 [ 67.061855][ T4207] __x64_sys_sendmmsg+0x94/0x100 [ 67.066773][ T4207] ? syscall_enter_from_user_mode+0x21/0x70 [ 67.072739][ T4207] do_syscall_64+0x35/0xb0 [ 67.077140][ T4207] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 67.083010][ T4207] RIP: 0033:0x7f4cf06d6e29 [ 67.087424][ T4207] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 67.107002][ T4207] RSP: 002b:00007f4cf067d2f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 67.115474][ T4207] RAX: ffffffffffffffda RBX: 0000000000000037 RCX: 00007f4cf06d6e29 [ 67.123418][ T4207] RDX: 0000000000000001 RSI: 0000000020000fc0 RDI: 0000000000000004 [ 67.131373][ T4207] RBP: 00007f4cf07584a8 R08: 0000000000000000 R09: 0000000000000000 [ 67.139516][ T4207] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4cf07584a0 [ 67.147561][ T4207] R13: 00007f4cf07584ac R14: 00007f4cf07256dc R15: e7594119f9b8c840 [ 67.155621][ T4207]