Warning: Permanently added '10.128.0.179' (ECDSA) to the list of known hosts. syzkaller login: [ 48.714452][ T8442] IPVS: ftp: loaded support on port[0] = 21 [ 48.740870][ T8442] chnl_net:caif_netlink_parms(): no params data found [ 48.758924][ T8442] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.766804][ T8442] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.774109][ T8442] device bridge_slave_0 entered promiscuous mode [ 48.781422][ T8442] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.788759][ T8442] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.796120][ T8442] device bridge_slave_1 entered promiscuous mode [ 48.806595][ T8442] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 48.817475][ T8442] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 48.830302][ T8442] team0: Port device team_slave_0 added [ 48.836538][ T8442] team0: Port device team_slave_1 added [ 48.845340][ T8442] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 48.852377][ T8442] 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. [ 48.878389][ T8442] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 48.889528][ T8442] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 48.896472][ T8442] 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. [ 48.922368][ T8442] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 48.938044][ T8442] device hsr_slave_0 entered promiscuous mode [ 48.944265][ T8442] device hsr_slave_1 entered promiscuous mode [ 48.973519][ T8442] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 48.981660][ T8442] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 48.989493][ T8442] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 48.997016][ T8442] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 49.008798][ T8442] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.015829][ T8442] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.023034][ T8442] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.030055][ T8442] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.048974][ T8442] 8021q: adding VLAN 0 to HW filter on device bond0 [ 49.058084][ T4884] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 49.065680][ T4884] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.073369][ T4884] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.081159][ T4884] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 49.090272][ T8442] 8021q: adding VLAN 0 to HW filter on device team0 [ 49.098512][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.106872][ T19] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.113878][ T19] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.126252][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.134433][ T19] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.141465][ T19] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.149504][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 49.158451][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 49.169383][ T8442] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 49.179872][ T8442] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 49.191223][ T4884] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 49.199473][ T4884] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 49.207627][ T4884] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 49.216617][ T4884] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 49.228395][ T8442] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 49.235850][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 49.243155][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 49.254276][ T4884] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 49.266327][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 49.274307][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 49.281983][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 49.290615][ T8442] device veth0_vlan entered promiscuous mode [ 49.298736][ T8442] device veth1_vlan entered promiscuous mode [ 49.310326][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 49.318115][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 49.326250][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 49.335302][ T8442] device veth0_macvtap entered promiscuous mode [ 49.343096][ T8442] device veth1_macvtap entered promiscuous mode [ 49.354447][ T8442] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 49.362186][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 49.371006][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 49.380340][ T8442] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 49.388515][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 49.397464][ T8442] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 49.406475][ T8442] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 49.415155][ T8442] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 49.423867][ T8442] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 49.443400][ T8650] netlink: 'syz-executor594': attribute type 4 has an invalid length. executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 55.039702][ T8651] netlink: 'syz-executor594': attribute type 4 has an invalid length. [ 56.229096][ T8442] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff88810eafb7a0 (size 32): comm "syz-executor594", pid 8650, jiffies 4294942213 (age 13.390s) 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: [<000000006cde6d3e>] ip_mc_add_src+0x348/0x450 [<000000008521491c>] ip_mc_source+0x3d4/0x610 [<0000000048c448d0>] ip_setsockopt+0x15d8/0x1f70 [<00000000168876d1>] tcp_setsockopt+0x70/0x13f0 [<0000000007cc9bd1>] __sys_setsockopt+0x1b0/0x360 [<000000001b43eedb>] __x64_sys_setsockopt+0x22/0x30 [<00000000eea63ec9>] do_syscall_64+0x2d/0x70 [<0000000022a1ff43>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory