forked to background, child pid 3189 [ 26.440606][ T3187] dhcpcd (3187) used greatest stack depth: 22448 bytes left [ 26.453035][ T3190] 8021q: adding VLAN 0 to HW filter on device bond0 [ 26.460961][ T3190] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.10.42' (ECDSA) to the list of known hosts. syzkaller login: [ 42.824030][ T3609] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 42.825538][ T3609] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 42.825979][ T3609] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 42.826718][ T3609] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 42.827199][ T3609] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 42.827445][ T3609] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 42.909308][ T3604] chnl_net:caif_netlink_parms(): no params data found [ 42.948109][ T3604] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.948540][ T3604] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.949215][ T3604] device bridge_slave_0 entered promiscuous mode [ 42.951483][ T3604] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.951550][ T3604] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.952184][ T3604] device bridge_slave_1 entered promiscuous mode [ 42.994655][ T3604] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 42.997419][ T3604] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 43.023190][ T3604] team0: Port device team_slave_0 added [ 43.026805][ T3604] team0: Port device team_slave_1 added [ 43.043014][ T3604] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 43.043024][ T3604] 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. [ 43.043040][ T3604] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 43.045616][ T3604] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 43.045630][ T3604] 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. [ 43.045655][ T3604] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 43.129027][ T3604] device hsr_slave_0 entered promiscuous mode [ 43.138005][ T3604] device hsr_slave_1 entered promiscuous mode [ 43.221502][ T3604] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 43.226893][ T3604] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 43.235044][ T3604] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 43.242073][ T3604] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 43.261264][ T3604] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.261309][ T3604] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.261660][ T3604] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.261702][ T3604] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.309898][ T3604] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.314302][ T2940] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.322502][ T2940] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.329587][ T2940] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.343929][ T2940] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 43.356158][ T3604] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.371648][ T2941] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.371957][ T2941] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.372002][ T2941] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.372261][ T2941] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.372547][ T2941] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.372576][ T2941] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.391616][ T2941] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 43.392360][ T2941] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 43.398304][ T2940] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 43.404111][ T2941] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.415218][ T2941] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.418778][ T3604] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 43.433342][ T2940] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 43.433471][ T2940] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 43.442556][ T3604] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 43.568006][ T2941] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 43.573799][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 43.577701][ T3604] device veth0_vlan entered promiscuous mode [ 43.584109][ T3604] device veth1_vlan entered promiscuous mode [ 43.592678][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 43.593338][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 43.593906][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 43.594441][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 43.613959][ T3604] device veth0_macvtap entered promiscuous mode [ 43.617660][ T2940] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 43.618781][ T2940] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 43.623285][ T3604] device veth1_macvtap entered promiscuous mode [ 43.659252][ T3604] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 43.663354][ T3604] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 43.669841][ T2941] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 43.670990][ T2941] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 43.675633][ T3604] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 43.675673][ T3604] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 43.675706][ T3604] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 43.675740][ T3604] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 43.738317][ T3604] [ 43.738326][ T3604] ============================= [ 43.738331][ T3604] WARNING: suspicious RCU usage [ 43.738336][ T3604] 5.19.0-rc1-syzkaller-00254-ga5b00f5b78b7 #0 Not tainted [ 43.738349][ T3604] ----------------------------- [ 43.738354][ T3604] net/ipv6/addrconf