Warning: Permanently added '10.128.10.20' (ECDSA) to the list of known hosts. syzkaller login: [ 49.212462][ T8422] IPVS: ftp: loaded support on port[0] = 21 [ 49.240922][ T8422] chnl_net:caif_netlink_parms(): no params data found [ 49.259396][ T8422] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.266745][ T8422] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.273975][ T8422] device bridge_slave_0 entered promiscuous mode [ 49.281161][ T8422] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.288303][ T8422] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.295640][ T8422] device bridge_slave_1 entered promiscuous mode [ 49.306319][ T8422] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 49.316006][ T8422] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 49.328911][ T8422] team0: Port device team_slave_0 added [ 49.335175][ T8422] team0: Port device team_slave_1 added [ 49.344820][ T8422] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 49.351798][ T8422] 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. [ 49.377697][ T8422] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 49.388874][ T8422] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 49.395836][ T8422] 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. [ 49.421751][ T8422] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 49.437377][ T8422] device hsr_slave_0 entered promiscuous mode [ 49.443611][ T8422] device hsr_slave_1 entered promiscuous mode [ 49.472992][ T8422] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 49.480644][ T8422] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 49.488321][ T8422] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 49.495876][ T8422] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 49.507779][ T8422] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.514792][ T8422] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.522034][ T8422] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.529073][ T8422] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.548374][ T8422] 8021q: adding VLAN 0 to HW filter on device bond0 [ 49.557299][ T3737] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 49.565430][ T3737] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.572744][ T3737] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.580619][ T3737] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 49.589665][ T8422] 8021q: adding VLAN 0 to HW filter on device team0 [ 49.597777][ T8136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.606229][ T8136] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.613248][ T8136] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.622077][ T3650] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.630443][ T3650] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.637472][ T3650] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.652723][ T8422] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 49.663108][ T8422] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 49.674639][ T8136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 49.682938][ T8136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 49.691368][ T8136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 49.699447][ T8136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 49.707501][ T8136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 49.714964][ T8136] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 49.726188][ T3650] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 49.733487][ T3650] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 49.743260][ T8422] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 49.754673][ T3650] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 49.768110][ T8422] device veth0_vlan entered promiscuous mode [ 49.774975][ T3650] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 49.782994][ T3650] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 49.790693][ T3650] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 49.800468][ T8422] device veth1_vlan entered promiscuous mode [ 49.812145][ T8136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 49.820126][ T8136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 49.828072][ T8136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 49.837273][ T8422] device veth0_macvtap entered promiscuous mode [ 49.844749][ T8422] device veth1_macvtap entered promiscuous mode [ 49.855235][ T8422] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 49.862431][ T3650] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready executing program [ 49.871194][ T3650] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 49.880323][ T8422] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 49.887886][ T8136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 49.898155][ T8422] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 49.907001][ T8422] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 49.915810][ T8422] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 49.924551][ T8422] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 49.945304][ T8630] netlink: 'syz-executor163': attribute type 4 has an invalid length. executing program [ 55.397714][ T8631] netlink: 'syz-executor163': attribute type 4 has an invalid length. [ 56.543140][ T8422] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff888111787d60 (size 32): comm "syz-executor163", pid 8630, jiffies 4294942267 (age 12.970s) 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 00 00 ................ backtrace: [<0000000039115237>] ip_mc_add_src+0x348/0x450 [<0000000000db4d5b>] ip_mc_source+0x3d4/0x610 [<000000005856cafb>] ip_setsockopt+0x15d8/0x1f70 [<0000000014c57c23>] tcp_setsockopt+0x70/0x13f0 [<0000000003470124>] __sys_setsockopt+0x1b0/0x360 [<0000000067826abe>] __x64_sys_setsockopt+0x22/0x30 [<00000000c838493f>] do_syscall_64+0x2d/0x70 [<0000000068799031>] entry_SYSCALL_64_after_hwframe+0x44/0xa9