Warning: Permanently added '10.128.0.246' (ECDSA) to the list of known hosts. syzkaller login: [ 48.748857][ T8432] IPVS: ftp: loaded support on port[0] = 21 [ 48.779500][ T8432] chnl_net:caif_netlink_parms(): no params data found [ 48.799490][ T8432] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.807164][ T8432] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.814802][ T8432] device bridge_slave_0 entered promiscuous mode [ 48.822164][ T8432] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.829211][ T8432] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.837163][ T8432] device bridge_slave_1 entered promiscuous mode [ 48.847656][ T8432] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 48.857880][ T8432] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 48.872152][ T8432] team0: Port device team_slave_0 added [ 48.878346][ T8432] team0: Port device team_slave_1 added [ 48.887880][ T8432] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 48.895986][ T8432] 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. [ 48.922085][ T8432] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 48.933179][ T8432] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 48.940099][ T8432] 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. [ 48.966001][ T8432] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 48.981353][ T8432] device hsr_slave_0 entered promiscuous mode [ 48.987678][ T8432] device hsr_slave_1 entered promiscuous mode [ 49.016823][ T8432] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 49.024428][ T8432] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 49.032214][ T8432] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 49.039661][ T8432] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 49.051579][ T8432] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.058647][ T8432] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.066087][ T8432] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.073148][ T8432] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.092965][ T8432] 8021q: adding VLAN 0 to HW filter on device bond0 [ 49.102362][ T3654] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 49.110302][ T3654] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.118359][ T3654] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.126231][ T3654] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 49.135289][ T8432] 8021q: adding VLAN 0 to HW filter on device team0 [ 49.143658][ T3654] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.152225][ T3654] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.159477][ T3654] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.175954][ T8432] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 49.186512][ T8432] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 49.198123][ T8638] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.206454][ T8638] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.213534][ T8638] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.221528][ T8638] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 49.230372][ T8638] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 49.238637][ T8638] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 49.246694][ T8638] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 49.255602][ T3654] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 49.263224][ T3654] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 49.275326][ T8432] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 49.282720][ T8638] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 49.290112][ T8638] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 49.301903][ T8638] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 49.315389][ T8432] device veth0_vlan entered promiscuous mode [ 49.321720][ T8638] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 49.329637][ T8638] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 49.337338][ T8638] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 49.346941][ T8432] device veth1_vlan entered promiscuous mode [ 49.358657][ T8638] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 49.366550][ T8638] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 49.374842][ T8638] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 49.384037][ T8432] device veth0_macvtap entered promiscuous mode [ 49.391564][ T8432] device veth1_macvtap entered promiscuous mode [ 49.402352][ T8432] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 49.409572][ T8151] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 49.418413][ T8151] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 49.428271][ T8432] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 49.435817][ T8638] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 49.445325][ T8432] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 49.454241][ T8432] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 49.463369][ T8432] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 executing program [ 49.473365][ T8432] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 49.494681][ T8640] netlink: 'syz-executor752': attribute type 4 has an invalid length. executing program [ 54.622306][ T8641] netlink: 'syz-executor752': attribute type 4 has an invalid length. [ 55.625704][ T8432] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff8881127f3440 (size 32): comm "syz-executor752", pid 8640, jiffies 4294942216 (age 12.250s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 01 00 00 00 00 00 00 00 00 00 00 00 00 00 02 00 ................ backtrace: [<00000000d6f6f31f>] ip_mc_add_src+0x348/0x450 [<00000000dee662d6>] ip_mc_source+0x3d4/0x610 [<0000000088aafd50>] ip_setsockopt+0x15d8/0x1f70 [<0000000031f44580>] tcp_setsockopt+0x70/0x13f0 [<00000000b35baa16>] __sys_setsockopt+0x1b0/0x360 [<00000000da3efa0e>] __x64_sys_setsockopt+0x22/0x30 [<000000003f7242b6>] do_syscall_64+0x2d/0x70 [<0000000080cb2e72>] entry_SYSCALL_64_after_hwframe+0x44/0xa9