0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x13, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1236.262388][ T2573] batman_adv: batadv0: Adding interface: ipvlan1 [ 1236.304070][ T2573] batman_adv: batadv0: The MTU of interface ipvlan1 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. 12:59:29 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x34, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0xffffa888}, [@IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x34}}, 0x0) [ 1236.435857][ T2573] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active 12:59:29 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x6) 12:59:29 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x14, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:29 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0xfcffffff}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:29 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x4c}, 0x0) 12:59:30 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x5000000}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:30 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0xa) [ 1236.966864][ T3041] batman_adv: batadv0: Interface deactivated: ipvlan1 12:59:30 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x74}, 0x0) 12:59:30 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x25, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1237.013566][ T3041] batman_adv: batadv0: Removing interface: ipvlan1 [ 1237.258395][ T3057] batman_adv: batadv0: Removing interface: ipvlan1 12:59:30 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0xffffff7f}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1237.567756][ T3435] batman_adv: batadv0: Adding interface: ipvlan1 12:59:30 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x5000000}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1237.616082][ T3435] batman_adv: batadv0: The MTU of interface ipvlan1 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. 12:59:30 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0xc) 12:59:30 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0xffffa888}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:30 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x7a}, 0x0) [ 1237.834705][ T3435] batman_adv: batadv0: Interface activated: ipvlan1 12:59:31 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x35, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1238.018567][ T3798] batman_adv: batadv0: Adding interface: ipvlan1 12:59:31 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x5000000}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1238.052539][ T3798] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 12:59:31 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0xe) [ 1238.148055][ T3798] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active [ 1238.301332][ T4287] batman_adv: batadv0: Removing interface: ipvlan1 12:59:31 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0xffffff7f}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:31 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x48, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:31 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0xfffff000}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:31 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0xf) [ 1238.606720][ T4441] batman_adv: batadv0: Interface deactivated: ipvlan1 12:59:31 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xf0}, 0x0) 12:59:31 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0xffffa888}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1238.651599][ T4441] batman_adv: batadv0: Removing interface: ipvlan1 12:59:31 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x801, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1238.877027][ T4730] batman_adv: batadv0: Adding interface: ipvlan1 [ 1238.923913][ T4730] batman_adv: batadv0: The MTU of interface ipvlan1 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. [ 1239.053740][ T4730] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active 12:59:32 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0xffffff7f}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:32 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0xffffff7f}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1239.319809][ T5042] batman_adv: batadv0: Adding interface: ipvlan1 12:59:32 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x10) 12:59:32 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0xffffa888}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1239.373638][ T5042] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 12:59:32 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x300}, 0x0) [ 1239.534116][ T5042] batman_adv: batadv0: Interface activated: ipvlan1 12:59:32 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3801, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1239.719637][ T5351] batman_adv: batadv0: Removing interface: ipvlan1 12:59:32 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x60) 12:59:33 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0xffffa888}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1240.041522][ T5542] batman_adv: batadv0: Removing interface: ipvlan1 12:59:33 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x500}, 0x0) 12:59:33 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x9}}, 0x0) 12:59:33 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0xffffff7f}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:33 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0xffffff9e}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:33 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0xa00}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1240.315105][ T5718] batman_adv: batadv0: Adding interface: ipvlan1 12:59:33 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0xf0) [ 1240.343257][ T5718] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1240.442969][ T5718] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active [ 1240.559935][ T6093] batman_adv: batadv0: Adding interface: ipvlan1 [ 1240.623912][ T6093] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1240.812307][ T6093] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active 12:59:34 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0xf}}, 0x0) 12:59:34 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffc3}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:34 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0xffffff7f}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:34 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x300) 12:59:34 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x600}, 0x0) [ 1241.287934][ T6438] batman_adv: batadv0: Removing interface: ipvlan1 12:59:34 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0xa00}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:34 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x10}}, 0x0) [ 1241.530693][ T6710] batman_adv: batadv0: Removing interface: ipvlan1 12:59:34 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x48}}, 0x0) 12:59:34 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffff0}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:35 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0xffffff7f}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:35 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x600) 12:59:35 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x7a}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:35 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x700}, 0x0) [ 1241.991746][ T7018] batman_adv: batadv0: Removing interface: ipvlan1 [ 1242.181773][ T7019] batman_adv: batadv0: Adding interface: ipvlan1 [ 1242.204814][ T7019] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1242.233260][ T7019] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active [ 1242.268289][ T7043] batman_adv: batadv0: Adding interface: ipvlan1 12:59:35 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0xc0}}, 0x0) [ 1242.282522][ T7043] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1242.352426][ T7043] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active [ 1242.471458][ T7532] batman_adv: batadv0: Adding interface: ipvlan1 [ 1242.530204][ T7532] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1242.573480][ T7532] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active 12:59:35 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0xa00) 12:59:35 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffc}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:36 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x7a}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:36 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffff}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:36 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0xffffff7f}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:36 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xa00}, 0x0) 12:59:36 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0xc00) [ 1243.188338][ T7939] batman_adv: batadv0: Interface deactivated: ipvlan1 12:59:36 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0xec0}}, 0x0) [ 1243.274139][ T7939] batman_adv: batadv0: Removing interface: ipvlan1 [ 1243.439495][ T7961] device ipvlan1 entered promiscuous mode [ 1243.495287][ T7961] batman_adv: batadv0: Interface activated: ipvlan1 [ 1243.520123][ T7961] batman_adv: batadv0: Interface deactivated: ipvlan1 12:59:36 executing program 5: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x34, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0xfcffffff}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1243.548109][ T7961] batman_adv: batadv0: Removing interface: ipvlan1 12:59:36 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0xe00) 12:59:36 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x33fe0}}, 0x0) 12:59:37 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x3, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1243.916736][ T8463] batman_adv: batadv0: Removing interface: ipvlan1 12:59:37 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r0 = socket(0x40000000015, 0x805, 0x0) getsockopt(r0, 0x114, 0x271b, &(0x7f0000019440)=""/102389, &(0x7f00000000c0)=0x18ff5) 12:59:37 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0xf00) [ 1244.124350][ T8567] netlink: 28 bytes leftover after parsing attributes in process `syz-executor.3'. 12:59:37 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xc00}, 0x0) 12:59:37 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x9effffff}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:37 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x4000000}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:37 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x200000bc}}, 0x0) [ 1244.439421][ T8839] batman_adv: batadv0: Removing interface: ipvlan1 12:59:37 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x9, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:37 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x3f00) 12:59:37 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x9effffff}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1244.628986][ T8879] batman_adv: batadv0: Adding interface: ipvlan1 [ 1244.642409][ T8879] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1244.691162][ T8879] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active 12:59:37 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xe00}, 0x0) [ 1244.798637][ T8878] batman_adv: batadv0: Adding interface: ipvlan1 [ 1244.808853][ T8878] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1244.882089][ T8878] batman_adv: batadv0: Interface activated: ipvlan1 [ 1244.961198][ T9311] batman_adv: batadv0: Adding interface: ipvlan1 [ 1244.988981][ T9311] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 12:59:38 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x4000) [ 1245.179729][ T9311] batman_adv: batadv0: Interface activated: ipvlan1 [ 1245.271862][ T9442] batman_adv: batadv0: Adding interface: ipvlan1 12:59:38 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x1c, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:38 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x7ffff000}}, 0x0) [ 1245.328852][ T9442] batman_adv: batadv0: The MTU of interface ipvlan1 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. 12:59:38 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x81000000}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1245.481868][ T9442] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active [ 1245.627804][ T9909] batman_adv: batadv0: Interface deactivated: ipvlan1 12:59:38 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x25, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:38 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0xfffffdef}}, 0x0) 12:59:38 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x5865) [ 1245.692213][ T9909] device ipvlan1 left promiscuous mode 12:59:38 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x9effffff}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1245.790127][ T9909] batman_adv: batadv0: Removing interface: ipvlan1 12:59:39 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xf00}, 0x0) [ 1246.070661][T10209] batman_adv: batadv0: Removing interface: ipvlan1 12:59:39 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x6000) 12:59:39 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0xfcffffff}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:39 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x9e399cf}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:39 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x2}, 0x0) [ 1246.374088][T10561] batman_adv: batadv0: Adding interface: ipvlan1 12:59:39 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x1400}, 0x0) [ 1246.415062][T10561] batman_adv: batadv0: The MTU of interface ipvlan1 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. 12:59:39 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x2f, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:39 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x6558) [ 1246.573274][T10561] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active [ 1246.716122][T10953] batman_adv: batadv0: Adding interface: ipvlan1 [ 1246.793134][T10953] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1246.923193][T10953] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active 12:59:40 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x3}, 0x0) 12:59:40 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0xfcffffff}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1247.139991][T11232] batman_adv: batadv0: Removing interface: ipvlan1 12:59:40 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x9e399cf}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:40 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x7ba3) [ 1247.315282][T11294] device ipvlan1 entered promiscuous mode [ 1247.357101][T11294] batman_adv: batadv0: Interface activated: ipvlan1 [ 1247.432016][T11294] batman_adv: batadv0: Interface deactivated: ipvlan1 [ 1247.463787][T11294] batman_adv: batadv0: Removing interface: ipvlan1 12:59:40 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x48, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:40 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x4}, 0x0) 12:59:40 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x2000}, 0x0) 12:59:40 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x8100) 12:59:41 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket(0x40000000015, 0x805, 0x0) getsockopt(r1, 0x114, 0x271b, &(0x7f0000019440)=""/102389, &(0x7f00000000c0)=0x18ff5) ioctl$sock_SIOCADDRT(r0, 0x890b, &(0x7f00000000c0)={0x0, @nfc={0x27, 0x0, 0x2, 0x7}, @in={0x2, 0x4e24, @loopback}, @can={0x1d, 0x0}, 0x3, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000000)='ip6gretap0\x00', 0x4, 0x3}) connect$can_j1939(r1, &(0x7f0000000040)={0x1d, r2, 0x3, {0x0, 0x1}, 0x1}, 0x18) r3 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r3, &(0x7f00000002c0)={0x0, 0xffffffffffffffde, &(0x7f0000000300)={&(0x7f0000000080)=@ipv6_getaddr={0x0, 0x16, 0x400, 0x70bd27, 0x25dfdbfb, {0xa, 0x1, 0x4, 0x3c2b2413673c95f7, r2}, [@IFA_CACHEINFO={0x0, 0x6, {0x80000000, 0x6, 0x80, 0x3512}}]}, 0x3c}}, 0xd7220da9ed41251d) [ 1247.786091][T11674] batman_adv: batadv0: Adding interface: ipvlan1 [ 1247.806771][T11674] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1247.880274][T11674] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active 12:59:41 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x9e399cf}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1247.998283][T11673] netlink: 28 bytes leftover after parsing attributes in process `syz-executor.3'. 12:59:41 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x8}, 0x0) 12:59:41 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket(0x40000000015, 0x805, 0x0) getsockopt(r1, 0x114, 0x271b, &(0x7f0000019440)=""/102389, &(0x7f00000000c0)=0x18ff5) ioctl$sock_SIOCADDRT(r0, 0x890b, &(0x7f00000000c0)={0x0, @nfc={0x27, 0x0, 0x2, 0x7}, @in={0x2, 0x4e24, @loopback}, @can={0x1d, 0x0}, 0x3, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000000)='ip6gretap0\x00', 0x4, 0x3}) connect$can_j1939(r1, &(0x7f0000000040)={0x1d, r2, 0x3, {0x0, 0x1}, 0x1}, 0x18) r3 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r3, &(0x7f00000002c0)={0x0, 0xffffffffffffffde, &(0x7f0000000300)={&(0x7f0000000080)=@ipv6_getaddr={0x0, 0x16, 0x400, 0x70bd27, 0x25dfdbfb, {0xa, 0x1, 0x4, 0x3c2b2413673c95f7, r2}, [@IFA_CACHEINFO={0x0, 0x6, {0x80000000, 0x6, 0x80, 0x3512}}]}, 0x3c}}, 0xd7220da9ed41251d) [ 1248.139789][T11863] batman_adv: batadv0: Interface deactivated: ipvlan1 [ 1248.173534][T11863] batman_adv: batadv0: Removing interface: ipvlan1 12:59:41 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0xa37b) 12:59:41 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x3f00}, 0x0) 12:59:41 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x68000000}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:41 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x4000}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:41 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x63, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:41 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x25}, 0x0) 12:59:41 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0xf000) [ 1248.725656][T12307] batman_adv: batadv0: Removing interface: ipvlan1 [ 1248.884863][T12314] batman_adv: batadv0: Adding interface: ipvlan1 [ 1248.905250][T12314] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1248.972529][T12314] batman_adv: batadv0: Interface activated: ipvlan1 12:59:42 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x4000}, 0x0) [ 1249.039852][T12315] batman_adv: batadv0: Adding interface: ipvlan1 [ 1249.053384][T12315] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 12:59:42 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x48}, 0x0) [ 1249.150955][T12315] batman_adv: batadv0: Interface activated: ipvlan1 [ 1249.362075][T12873] batman_adv: batadv0: Adding interface: ipvlan1 12:59:42 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x34000) [ 1249.418898][T12873] batman_adv: batadv0: The MTU of interface ipvlan1 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. [ 1249.455151][T12873] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active 12:59:42 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x68000000}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:42 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x974, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:43 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x4000}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1249.862073][T13119] batman_adv: batadv0: Interface deactivated: ipvlan1 12:59:43 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x4800}, 0x0) [ 1249.911293][T13119] batman_adv: batadv0: Removing interface: ipvlan1 12:59:43 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x400300) 12:59:43 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x118}, 0x0) [ 1250.155421][T13262] batman_adv: batadv0: Interface deactivated: ipvlan1 [ 1250.180725][T13262] device ipvlan1 left promiscuous mode 12:59:43 executing program 5: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0xfcffffff}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1250.256051][T13262] batman_adv: batadv0: Removing interface: ipvlan1 12:59:43 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0xbd4, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:43 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0xf00}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:43 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0xad52778f}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1250.685385][T13650] netlink: 28 bytes leftover after parsing attributes in process `syz-executor.3'. 12:59:43 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x4c00}, 0x0) 12:59:43 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0xf0ffff) [ 1250.850163][T13665] batman_adv: batadv0: Adding interface: ipvlan1 [ 1250.898496][T13665] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 12:59:44 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x324}, 0x0) [ 1251.069521][T13665] batman_adv: batadv0: Interface activated: ipvlan1 [ 1251.187266][T13701] batman_adv: batadv0: Adding interface: ipvlan1 [ 1251.206805][T13701] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 12:59:44 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x1000000) [ 1251.238978][T13701] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active 12:59:44 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0xc6c, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:44 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x2000000) [ 1251.650084][T14395] netlink: 28 bytes leftover after parsing attributes in process `syz-executor.3'. 12:59:44 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0xf00}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:45 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x5865}, 0x0) 12:59:45 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0xad52778f}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:45 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x336}, 0x0) 12:59:45 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0xc74, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1252.004804][T14534] batman_adv: batadv0: Removing interface: ipvlan1 12:59:45 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x3000000) [ 1252.196129][T14532] batman_adv: batadv0: Interface deactivated: ipvlan1 [ 1252.289618][T14532] batman_adv: batadv0: Removing interface: ipvlan1 12:59:45 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x6000}, 0x0) 12:59:45 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:45 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x4000000) 12:59:45 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0xad52778f}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1252.878495][T15140] batman_adv: batadv0: Adding interface: ipvlan1 12:59:46 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x339}, 0x0) 12:59:46 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0xc7c, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1252.965423][T15140] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1253.044189][T15140] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active [ 1253.140859][T15146] batman_adv: batadv0: Adding interface: ipvlan1 [ 1253.171235][T15146] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1253.213578][T15146] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active 12:59:46 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x6000000) 12:59:46 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x6558}, 0x0) 12:59:46 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0xc98, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1253.776414][T15847] batman_adv: batadv0: Removing interface: ipvlan1 12:59:47 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:47 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x3}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:47 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x39e}, 0x0) 12:59:47 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0xa000000) 12:59:47 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0xe08, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1254.145433][T16046] batman_adv: batadv0: Interface activated: ipvlan1 [ 1254.180662][T16046] batman_adv: batadv0: Interface deactivated: ipvlan1 12:59:47 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x6800}, 0x0) [ 1254.202221][T16046] batman_adv: batadv0: Removing interface: ipvlan1 [ 1254.327002][T16055] device ipvlan1 left promiscuous mode 12:59:47 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0xf00}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1254.370627][T16055] batman_adv: batadv0: Interface activated: ipvlan1 [ 1254.396750][T16055] batman_adv: batadv0: Interface deactivated: ipvlan1 [ 1254.413614][T16055] batman_adv: batadv0: Removing interface: ipvlan1 [ 1254.541786][T16278] batman_adv: batadv0: Adding interface: ipvlan1 [ 1254.581178][T16278] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 12:59:47 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:47 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0xc000000) [ 1254.716624][T16278] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active [ 1254.814182][T16438] batman_adv: batadv0: Adding interface: ipvlan1 [ 1254.820769][T16438] batman_adv: batadv0: The MTU of interface ipvlan1 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. 12:59:48 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x500}, 0x0) 12:59:48 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0xe10, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1255.059019][T16438] batman_adv: batadv0: Interface activated: ipvlan1 [ 1255.152712][T16658] batman_adv: batadv0: Adding interface: ipvlan1 [ 1255.181761][T16658] batman_adv: batadv0: The MTU of interface ipvlan1 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. 12:59:48 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x6c00}, 0x0) [ 1255.309232][T16658] batman_adv: batadv0: Interface activated: ipvlan1 12:59:48 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0xe000000) 12:59:48 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0xf00}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1255.509171][T17109] batman_adv: batadv0: Removing interface: ipvlan1 12:59:48 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:49 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x7ffffff2}, 0x0) 12:59:49 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:49 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0xe18, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:49 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0xf000000) 12:59:49 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x7400}, 0x0) 12:59:49 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0xf00}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1256.206667][T17498] netlink: 28 bytes leftover after parsing attributes in process `syz-executor.3'. 12:59:49 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:49 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x7ffffff8}, 0x0) [ 1256.280027][T17552] batman_adv: batadv0: Adding interface: ipvlan1 [ 1256.325544][T17552] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1256.422134][T17552] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active 12:59:49 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:49 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x7a00}, 0x0) 12:59:49 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x10000000) [ 1256.831207][T18194] batman_adv: batadv0: Interface deactivated: ipvlan1 12:59:50 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0xe20, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1256.889488][T18194] batman_adv: batadv0: Removing interface: ipvlan1 12:59:50 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0xf}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:50 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x7ffffff9}, 0x0) [ 1257.120720][T18309] batman_adv: batadv0: Interface deactivated: ipvlan1 [ 1257.129416][T18309] batman_adv: batadv0: Removing interface: ipvlan1 12:59:50 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1257.223624][T18309] bond0: (slave ipvlan1): enslaved VLAN challenged slave. Adding VLANs will be blocked as long as it is part of bond. [ 1257.295372][T18309] bond0: (slave ipvlan1): slave is up - this may be due to an out of date ifenslave 12:59:50 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0xe34, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:50 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:50 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x7ffffffe}, 0x0) 12:59:50 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x8100}, 0x0) [ 1257.539548][T18623] netlink: 28 bytes leftover after parsing attributes in process `syz-executor.3'. 12:59:50 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:50 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x3f000000) [ 1257.720454][T18687] batman_adv: batadv0: Removing interface: ipvlan1 12:59:50 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:51 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0xffffff1f}, 0x0) 12:59:51 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0xe3c, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:51 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0x40000000015, 0x805, 0x0) getsockopt(r1, 0x114, 0x271b, &(0x7f0000019440)=""/102389, &(0x7f00000000c0)=0x18ff5) setsockopt$packet_int(r1, 0x107, 0x8, &(0x7f0000000000)=0x5, 0x4) r2 = dup2(0xffffffffffffffff, r0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x34f, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x10000}, [@IFLA_OPERSTATE={0x5, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x40000000015, 0x0, 0x0) setsockopt$SO_RDS_TRANSPORT(r4, 0x114, 0x8, &(0x7f00000008c0)=0x2, 0x4) r5 = syz_genetlink_get_family_id$fou(&(0x7f0000000140)='fou\x00') r6 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r6, &(0x7f0000000300)={0x2, 0x4e20, @local}, 0x10) sendto$inet(r6, 0x0, 0x100000351, 0x20020059, &(0x7f0000000080)={0x2, 0x4e20}, 0x10) ioctl$int_in(r6, 0x5452, &(0x7f00000003c0)=0xe1) shutdown(r6, 0x1) accept4(r6, &(0x7f0000000000)=@ll={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000080)=0x80, 0x80000) bind(0xffffffffffffffff, &(0x7f0000000100)=@xdp={0x2c, 0x0, r7, 0x2a}, 0x80) sendmsg$FOU_CMD_DEL(r4, &(0x7f0000000480)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000400)={&(0x7f0000000180)={0x78, r5, 0x100, 0x70bd27, 0x25dfdbfe, {}, [@FOU_ATTR_PORT={0x8, 0x1, 0x4e24}, @FOU_ATTR_LOCAL_V6={0x14, 0x7, @dev={0xfe, 0x80, [], 0x20}}, @FOU_ATTR_IFINDEX={0x8, 0xb, r7}, @FOU_ATTR_AF={0x8, 0x2, 0x2}, @FOU_ATTR_PORT={0x8, 0x1, 0x4e23}, @FOU_ATTR_LOCAL_V6={0x14, 0x7, @initdev={0xfe, 0x88, [], 0x0, 0x0}}, @FOU_ATTR_PEER_V6={0x14, 0x9, @rand_addr="75fb730469852e872682a34c7818516f"}, @FOU_ATTR_IFINDEX={0x8}]}, 0x78}, 0x1, 0x0, 0x0, 0x811}, 0xc80) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000340)={'hsr0\x00', r7}) r9 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r9, 0x0, 0x0) sendto$inet(r9, 0x0, 0x100000351, 0x20020059, &(0x7f0000000080)={0x2, 0x4e20}, 0x10) shutdown(r9, 0x1) accept4(r9, &(0x7f0000000000)=@ll={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000080)=0x80, 0x80000) bind(0xffffffffffffffff, &(0x7f0000000100)=@xdp={0x2c, 0x0, r10, 0x2a}, 0x80) r11 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r11, 0x0, 0x0) sendto$inet(r11, 0x0, 0x100000351, 0x20020059, &(0x7f0000000080)={0x2, 0x4e20}, 0x10) shutdown(r11, 0x1) accept4(r11, &(0x7f0000000000)=@ll={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000080)=0x80, 0x80000) bind(0xffffffffffffffff, &(0x7f0000000100)=@xdp={0x2c, 0x0, r12, 0x2a}, 0x80) sendmsg$nl_route(r3, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000200)=ANY=[@ANYBLOB="00000000520000042dbd7000fedbdf250200000500ff0f000000000100", @ANYRES32=r8, @ANYBLOB="000005000300000000000500fdffffff0000030006e70000000002000400000000000100", @ANYRES32=r10, @ANYBLOB="00000100", @ANYRES32=r12, @ANYBLOB="00000500050059927493cd00"/24], 0x268}}, 0x0) 12:59:51 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xf000}, 0x0) [ 1258.025914][T19068] netlink: 28 bytes leftover after parsing attributes in process `syz-executor.3'. 12:59:51 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x40000000) [ 1258.261675][T19265] batman_adv: batadv0: Adding interface: ipvlan1 12:59:51 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0xfffffffe}, 0x0) 12:59:51 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0xe44, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1258.296847][T19265] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 12:59:51 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1258.445966][T19265] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active 12:59:51 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x6558}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:51 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:51 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x2}, 0x0) 12:59:51 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x34000}, 0x0) 12:59:51 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x60000000) [ 1258.710344][T19771] batman_adv: batadv0: Adding interface: ipvlan1 [ 1258.769898][T19771] batman_adv: batadv0: The MTU of interface ipvlan1 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. [ 1258.892246][T19771] batman_adv: batadv0: Interface activated: ipvlan1 12:59:52 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:52 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0xe4c, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:52 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x3}, 0x0) 12:59:52 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x65580000) [ 1259.237601][T20195] batman_adv: batadv0: Adding interface: ipvlan1 [ 1259.269474][T20195] batman_adv: batadv0: The MTU of interface ipvlan1 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. [ 1259.404748][T20195] batman_adv: batadv0: Interface activated: ipvlan1 12:59:52 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x6558}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1259.546180][T20443] batman_adv: batadv0: Interface deactivated: ipvlan1 [ 1259.555624][T20443] batman_adv: batadv0: Removing interface: ipvlan1 12:59:52 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x400300}, 0x0) 12:59:52 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:53 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x81000000) 12:59:53 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0xfcffffff}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1259.912721][T20682] batman_adv: batadv0: Interface deactivated: ipvlan1 12:59:53 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0xe54, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:53 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xf0ffff}, 0x0) [ 1259.954371][T20682] batman_adv: batadv0: Removing interface: ipvlan1 [ 1260.155174][T20723] netlink: 28 bytes leftover after parsing attributes in process `syz-executor.3'. 12:59:53 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x4}, 0x0) 12:59:53 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1260.206988][T20725] device ipvlan1 entered promiscuous mode [ 1260.307787][T20726] batman_adv: batadv0: Removing interface: ipvlan1 12:59:53 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0xfcffffff}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:53 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0xe5c, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1260.500022][T20887] batman_adv: batadv0: Adding interface: ipvlan1 [ 1260.513957][T20887] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 12:59:53 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x5}, 0x0) [ 1260.599922][T20887] batman_adv: batadv0: Interface activated: ipvlan1 [ 1260.656758][T21179] batman_adv: batadv0: Adding interface: ipvlan1 12:59:53 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x1000000}, 0x0) 12:59:53 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x88a8ffff) [ 1260.714400][T21179] batman_adv: batadv0: The MTU of interface ipvlan1 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. [ 1260.864368][T21179] batman_adv: batadv0: Interface activated: ipvlan1 [ 1260.972608][T21386] batman_adv: batadv0: Adding interface: ipvlan1 12:59:54 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1261.000418][T21386] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 12:59:54 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x9effffff) [ 1261.116664][T21386] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active 12:59:54 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0xe64, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1261.290599][T21726] batman_adv: batadv0: Interface deactivated: ipvlan1 [ 1261.335109][T21726] batman_adv: batadv0: Removing interface: ipvlan1 12:59:54 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0xa37b0000) 12:59:54 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:54 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x6}, 0x0) 12:59:54 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0xe6c, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:54 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0xfcffffff}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1261.812569][T21970] batman_adv: batadv0: Removing interface: ipvlan1 12:59:55 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x2000000}, 0x0) 12:59:55 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0xf0ffffff) [ 1262.007464][T22036] batman_adv: batadv0: Adding interface: ipvlan1 [ 1262.062147][T22036] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 12:59:55 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x7}, 0x0) [ 1262.148662][T22036] batman_adv: batadv0: Interface activated: ipvlan1 12:59:55 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0xfcffffff) [ 1262.354411][T22684] batman_adv: batadv0: Adding interface: ipvlan1 [ 1262.420015][T22684] batman_adv: batadv0: The MTU of interface ipvlan1 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. [ 1262.553312][T22684] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active 12:59:55 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0xfcffffff}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:55 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0xe74, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:55 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:55 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0xffffa888) 12:59:56 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x3000000}, 0x0) [ 1262.983082][T22895] batman_adv: batadv0: Interface deactivated: ipvlan1 [ 1263.027947][T22895] batman_adv: batadv0: Removing interface: ipvlan1 12:59:56 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xa}, 0x0) 12:59:56 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0xfffff000) [ 1263.263106][T22898] netlink: 28 bytes leftover after parsing attributes in process `syz-executor.3'. [ 1263.295038][T23148] batman_adv: batadv0: Removing interface: ipvlan1 12:59:56 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1263.559126][T23370] batman_adv: batadv0: Adding interface: ipvlan1 [ 1263.634120][T23370] batman_adv: batadv0: The MTU of interface ipvlan1 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. 12:59:56 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xc}, 0x0) 12:59:56 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:56 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0xffffff7f) [ 1263.804677][T23370] batman_adv: batadv0: Interface activated: ipvlan1 12:59:57 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0xe7c, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1263.982353][T23607] batman_adv: batadv0: Adding interface: ipvlan1 12:59:57 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x4000000}, 0x0) [ 1264.013286][T23607] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1264.140613][T23607] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active 12:59:57 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0xffffff9e) [ 1264.246234][T23918] batman_adv: batadv0: Removing interface: ipvlan1 12:59:57 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0xe84, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:57 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xe}, 0x0) 12:59:57 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1264.634680][T24160] netlink: 28 bytes leftover after parsing attributes in process `syz-executor.3'. 12:59:57 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:57 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0xfffffff0) 12:59:57 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x5000000}, 0x0) [ 1264.678611][T24218] batman_adv: batadv0: Removing interface: ipvlan1 12:59:58 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0xe8c, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:58 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1264.916218][T24334] batman_adv: batadv0: Adding interface: ipvlan1 [ 1264.930777][T24334] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1264.994057][T24334] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active 12:59:58 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xf}, 0x0) [ 1265.074475][T24815] device ipvlan1 left promiscuous mode 12:59:58 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0xfffffffc) [ 1265.127963][T24815] batman_adv: batadv0: Interface deactivated: ipvlan1 [ 1265.189219][T24815] batman_adv: batadv0: Removing interface: ipvlan1 [ 1265.403735][T24919] batman_adv: batadv0: Adding interface: ipvlan1 [ 1265.437481][T24919] batman_adv: batadv0: The MTU of interface ipvlan1 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. [ 1265.493409][T24919] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active 12:59:58 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x40030000000000) 12:59:58 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:58 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x6000000}, 0x0) 12:59:58 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1265.732264][T25142] batman_adv: batadv0: Interface deactivated: ipvlan1 [ 1265.750086][T25142] batman_adv: batadv0: Removing interface: ipvlan1 12:59:58 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x10}, 0x0) 12:59:59 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0xe94, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:59 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0xf0ffffffffffff) [ 1265.990621][T25225] batman_adv: batadv0: Adding interface: ipvlan1 [ 1266.010420][T25225] batman_adv: batadv0: The MTU of interface ipvlan1 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. [ 1266.066059][T25225] batman_adv: batadv0: Interface activated: ipvlan1 12:59:59 executing program 5: fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:59 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x100000000000000) 12:59:59 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x14}, 0x0) 12:59:59 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0x25}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1266.265869][T25783] batman_adv: batadv0: Adding interface: ipvlan1 [ 1266.343169][T25783] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1266.373108][T25783] batman_adv: batadv0: Interface activated: ipvlan1 12:59:59 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x7000000}, 0x0) [ 1266.506883][T25793] batman_adv: batadv0: Removing interface: ipvlan1 12:59:59 executing program 5: fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:59 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 12:59:59 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x200000000000000) [ 1266.790158][T26119] batman_adv: batadv0: Interface deactivated: ipvlan1 13:00:00 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0x35}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:00 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xa000000}, 0x0) 13:00:00 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x48}, 0x0) [ 1267.613511][T26119] batman_adv: batadv0: Removing interface: ipvlan1 13:00:00 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1267.787862][T26449] batman_adv: batadv0: Adding interface: ipvlan1 13:00:01 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x300000000000000) 13:00:01 executing program 5: fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1267.822353][T26449] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1267.853112][T26449] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active [ 1267.975363][T26814] batman_adv: batadv0: Adding interface: ipvlan1 [ 1268.024186][T26814] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1268.124245][T26814] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active 13:00:01 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xc000000}, 0x0) 13:00:01 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0x48}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:01 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x4c}, 0x0) 13:00:01 executing program 5: perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1268.394668][T26999] batman_adv: batadv0: Removing interface: ipvlan1 13:00:01 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:01 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x400000000000000) [ 1268.625380][T27236] batman_adv: batadv0: Removing interface: ipvlan1 13:00:01 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x60}, 0x0) 13:00:01 executing program 5: perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:02 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xe000000}, 0x0) 13:00:02 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) socket$nl_route(0x10, 0x3, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0xfcffffff}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1268.943728][T27566] batman_adv: batadv0: Removing interface: ipvlan1 13:00:02 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0x331}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:02 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x600000000000000) [ 1269.136884][T27648] batman_adv: batadv0: Adding interface: ipvlan1 13:00:02 executing program 5: perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1269.164229][T27648] batman_adv: batadv0: The MTU of interface ipvlan1 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. 13:00:02 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x68}, 0x0) [ 1269.259214][T27648] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active [ 1269.350798][T27708] device ipvlan1 entered promiscuous mode 13:00:02 executing program 5: perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1269.528396][T28185] batman_adv: batadv0: Adding interface: ipvlan1 [ 1269.569556][T28185] batman_adv: batadv0: The MTU of interface ipvlan1 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. 13:00:02 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x4c00}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:02 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0xa00000000000000) [ 1269.663172][T28185] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active 13:00:02 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xf000000}, 0x0) 13:00:03 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0x213a}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1269.890404][T28393] batman_adv: batadv0: Adding interface: ipvlan1 13:00:03 executing program 5: perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1269.928679][T28393] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1270.051440][T28393] batman_adv: batadv0: Interface activated: ipvlan1 [ 1270.145205][T28742] batman_adv: batadv0: Interface deactivated: ipvlan1 [ 1270.152061][T28742] batman_adv: batadv0: Removing interface: ipvlan1 13:00:03 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x10000000}, 0x0) 13:00:03 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x6c}, 0x0) 13:00:03 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0xc00000000000000) 13:00:03 executing program 5: perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1270.571277][T28946] batman_adv: batadv0: Adding interface: ipvlan1 13:00:03 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1270.628482][T28946] batman_adv: batadv0: The MTU of interface ipvlan1 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. 13:00:03 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x4c00}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:03 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x14000000}, 0x0) [ 1270.713044][T28946] batman_adv: batadv0: Interface activated: ipvlan1 13:00:03 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x74}, 0x0) 13:00:04 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0xe00000000000000) [ 1270.867517][T29200] batman_adv: batadv0: Removing interface: ipvlan1 [ 1270.997292][T29187] batman_adv: batadv0: Interface deactivated: ipvlan1 13:00:04 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1271.045270][T29187] device ipvlan1 left promiscuous mode 13:00:04 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x2}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1271.693343][T29187] batman_adv: batadv0: Removing interface: ipvlan1 [ 1271.860530][T29659] batman_adv: batadv0: Adding interface: ipvlan1 13:00:05 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0xf00000000000000) [ 1271.889834][T29659] batman_adv: batadv0: The MTU of interface ipvlan1 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. 13:00:05 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:05 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x4c00}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1272.004468][T29659] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active [ 1272.162374][T29917] batman_adv: batadv0: Interface deactivated: ipvlan1 13:00:05 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x7a}, 0x0) [ 1272.208459][T29917] batman_adv: batadv0: Removing interface: ipvlan1 [ 1272.339571][T29948] batman_adv: batadv0: Adding interface: ipvlan1 13:00:05 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x20000000}, 0x0) 13:00:05 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x1000000000000000) 13:00:05 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1272.384692][T29948] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 13:00:05 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x3}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1272.573343][T29948] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active [ 1272.663217][T30279] batman_adv: batadv0: Adding interface: ipvlan1 [ 1272.722286][T30279] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1272.870655][T30279] batman_adv: batadv0: Interface activated: ipvlan1 13:00:06 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x3f00000000000000) 13:00:06 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xf0}, 0x0) 13:00:06 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x4}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:06 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x3f000000}, 0x0) 13:00:06 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x100000000000000) 13:00:06 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1273.250056][T30688] batman_adv: batadv0: Removing interface: ipvlan1 13:00:06 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x4000000000000000) 13:00:06 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0xc}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:06 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x6000000000000000) [ 1273.846497][T31261] batman_adv: batadv0: Adding interface: ipvlan1 13:00:07 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x300}, 0x0) [ 1273.926025][T31261] batman_adv: batadv0: The MTU of interface ipvlan1 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. 13:00:07 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x5}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:07 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x40000000}, 0x0) [ 1274.025518][T31261] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active [ 1274.130451][T31297] batman_adv: batadv0: Removing interface: ipvlan1 13:00:07 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:07 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0xc}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:07 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x6558000000000000) [ 1274.337819][T31514] batman_adv: batadv0: Removing interface: ipvlan1 13:00:07 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x500}, 0x0) 13:00:07 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x6}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1274.718828][T32030] batman_adv: batadv0: Adding interface: ipvlan1 13:00:07 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x48000000}, 0x0) [ 1274.749869][T32030] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 13:00:08 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x8100000000000000) [ 1274.903368][T32030] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active 13:00:08 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x7}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:08 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:08 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0xc}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:08 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x4c000000}, 0x0) [ 1275.293271][T32484] batman_adv: batadv0: Interface deactivated: ipvlan1 [ 1275.316562][T32484] batman_adv: batadv0: Removing interface: ipvlan1 13:00:08 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x88a8ffff00000000) [ 1275.456013][T32447] batman_adv: batadv0: Removing interface: ipvlan1 13:00:08 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:08 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x600}, 0x0) [ 1275.672176][T32611] batman_adv: batadv0: Adding interface: ipvlan1 [ 1275.684195][T32611] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 13:00:08 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1275.780135][T32611] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active [ 1275.847177][ T336] batman_adv: batadv0: Adding interface: ipvlan1 [ 1275.943470][ T336] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 13:00:09 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x9effffff00000000) 13:00:09 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1276.163468][ T336] batman_adv: batadv0: Interface activated: ipvlan1 [ 1276.180721][ T657] batman_adv: batadv0: Adding interface: ipvlan1 13:00:09 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x60000000}, 0x0) [ 1276.207338][ T657] batman_adv: batadv0: The MTU of interface ipvlan1 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. 13:00:09 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1276.351385][ T657] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active [ 1276.494349][ T932] batman_adv: batadv0: Interface deactivated: ipvlan1 13:00:09 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x700}, 0x0) [ 1276.545995][ T932] batman_adv: batadv0: Removing interface: ipvlan1 13:00:09 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0xa37b000000000000) 13:00:09 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1276.796163][ T1087] batman_adv: batadv0: Removing interface: ipvlan1 13:00:10 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:10 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0xc}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1277.017096][ T1091] batman_adv: batadv0: Adding interface: ipvlan1 13:00:10 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x65580000}, 0x0) [ 1277.063451][ T1091] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 13:00:10 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xa00}, 0x0) [ 1277.158701][ T1091] batman_adv: batadv0: Interface activated: ipvlan1 13:00:10 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0xf0ffffff00000000) 13:00:10 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1277.357051][ T1658] batman_adv: batadv0: Adding interface: ipvlan1 [ 1277.378611][ T1658] batman_adv: batadv0: The MTU of interface ipvlan1 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. [ 1277.413383][ T1658] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active [ 1277.519738][ T1790] batman_adv: batadv0: Interface deactivated: ipvlan1 [ 1277.556238][ T1790] batman_adv: batadv0: Removing interface: ipvlan1 13:00:10 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xc00}, 0x0) 13:00:10 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0xfcffffff00000000) 13:00:11 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:11 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1277.886234][ T1956] batman_adv: batadv0: Removing interface: ipvlan1 13:00:11 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0xe}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:11 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x68000000}, 0x0) [ 1278.142447][ T1961] batman_adv: batadv0: Interface activated: ipvlan1 [ 1278.171224][ T1961] batman_adv: batadv0: Interface deactivated: ipvlan1 [ 1278.186935][ T1961] batman_adv: batadv0: Removing interface: ipvlan1 13:00:11 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xe00}, 0x0) 13:00:11 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1278.653654][ T2375] batman_adv: batadv0: Adding interface: ipvlan1 13:00:11 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:11 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0xffffff7f00000000) [ 1278.691747][ T2375] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1278.823147][ T2375] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active 13:00:12 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x6c000000}, 0x0) 13:00:12 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0xf}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1279.023870][ T2387] batman_adv: batadv0: Adding interface: ipvlan1 13:00:12 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, 0x0, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:12 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xf00}, 0x0) [ 1279.054401][ T2387] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 13:00:12 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0xffffffff00000000) [ 1279.223401][ T2387] batman_adv: batadv0: Interface activated: ipvlan1 [ 1279.321088][ T2916] batman_adv: batadv0: Removing interface: ipvlan1 13:00:12 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, 0x0, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:12 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0xfffffffffffff000) 13:00:12 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x10}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:12 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x1400}, 0x0) 13:00:12 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:13 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x74000000}, 0x0) 13:00:13 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, 0x0, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1279.939815][ T3138] batman_adv: batadv0: Removing interface: ipvlan1 13:00:13 executing program 1: fchmod(0xffffffffffffffff, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1280.161439][ T3138] team0: Device ipvlan1 failed to register rx_handler [ 1280.228857][ T3174] batman_adv: batadv0: Adding interface: ipvlan1 13:00:13 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1280.264162][ T3174] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1280.325480][ T3174] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active 13:00:13 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1280.381743][ T3686] batman_adv: batadv0: Adding interface: ipvlan1 [ 1280.474282][ T3686] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 13:00:13 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8000000e34, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000040), 0x4}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = open(&(0x7f0000000180)='./bus\x00', 0x3202, 0x0) r3 = creat(&(0x7f0000000300)='./file0\x00', 0x0) write$P9_RREMOVE(r3, &(0x7f0000000280)={0x7, 0x7b, 0x8000}, 0x7) fdatasync(r3) ioctl$EXT4_IOC_MOVE_EXT(r2, 0xc028660f, &(0x7f0000000200)={0x0, r3}) write$P9_RCLUNK(r3, &(0x7f0000000000)={0x7, 0x79, 0x2}, 0x7) r4 = socket(0x40000000015, 0x805, 0x0) getsockopt(r4, 0x114, 0x271b, &(0x7f0000019440)=""/102389, &(0x7f00000000c0)=0x18ff5) ioctl$SIOCAX25CTLCON(r4, 0x89e8, &(0x7f00000000c0)={@remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, 0x5, 0x3, 0x2, [@netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x3}, @bcast, @default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}]}) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=ANY=[@ANYBLOB='<\x00\x00\x00\x00\x00\r\x00'/20, @ANYRES32=0x0, @ANYBLOB="000000000000000008000a0000000000140003006970766c616e31000000000000000000"], 0x3c}}, 0x0) [ 1280.703168][ T3686] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active 13:00:13 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:14 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:14 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:14 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x7a000000}, 0x0) 13:00:14 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x2000}, 0x0) [ 1281.097478][ T4032] batman_adv: batadv0: Removing interface: ipvlan1 13:00:14 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x6438f944d6d8d814, @perf_config_ext, 0x2000, 0x0, 0x0, 0x0, 0x0, 0x400}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x8) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1281.278813][ T4033] batman_adv: batadv0: Interface deactivated: ipvlan1 13:00:14 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x48}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1281.332425][ T4033] batman_adv: batadv0: Removing interface: ipvlan1 13:00:14 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0xfffffffffffffcdb, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000000), 0x3}, 0x0, 0x0, 0x200}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) r1 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/dsp\x00', 0x10000, 0x0) ioctl$EXT4_IOC_GROUP_ADD(r1, 0x40286608, &(0x7f00000000c0)={0x80000001, 0x5, 0x65, 0x0, 0x10001, 0x20}) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1281.497793][ T4357] batman_adv: batadv0: Removing interface: ipvlan1 13:00:14 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:14 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:15 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x3f00}, 0x0) 13:00:15 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={0x0}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:15 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:15 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) syz_open_dev$usbmon(&(0x7f00000000c0)='/dev/usbmon#\x00', 0x3, 0x20) fchmod(r0, 0x48) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r2 = accept$inet(r1, &(0x7f0000000000)={0x2, 0x0, @multicast1}, &(0x7f0000000040)=0x10) setsockopt$RXRPC_EXCLUSIVE_CONNECTION(r1, 0x110, 0x3) prctl$PR_SET_MM_EXE_FILE(0x23, 0xd, r2) r3 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r3, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=ANY=[@ANYBLOB="57e9ffff12001d142bbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="400000000400000008002e0001000000140003006970766c616e31000000000000000000"], 0xd3}}, 0x6e015edcd6a43daa) write$RDMA_USER_CM_CMD_CREATE_ID(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x18, 0xfa00, {0x3, &(0x7f0000000100), 0x20c, 0x9}}, 0x20) ioctl$VIDIOC_QBUF(r1, 0xc058560f, &(0x7f00000001c0)={0x1, 0xc, 0x4, 0x10, 0x9, {0x77359400}, {0x5, 0x0, 0x1, 0x9, 0x4, 0xf4, "bc1f7060"}, 0x0, 0x6, @planes=&(0x7f0000000180)={0x4, 0x53f, @mem_offset=0x7fffffff, 0x8}, 0x4}) 13:00:15 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x81000000}, 0x0) [ 1282.067477][ T4570] batman_adv: batadv0: Adding interface: ipvlan1 [ 1282.112633][ T4570] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 13:00:15 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x4c}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1282.243438][ T4570] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active 13:00:15 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:15 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={0x0}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1282.371510][ T4745] batman_adv: batadv0: Adding interface: ipvlan1 [ 1282.411952][ T4745] batman_adv: batadv0: The MTU of interface ipvlan1 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. 13:00:15 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=ANY=[@ANYBLOB="00000013001d040000a400"/20, @ANYRES32=0x0, @ANYBLOB="000000000000000008000a0000000000140003006970766c616e31000000000000000000"], 0x3c}}, 0x0) [ 1282.483818][ T4745] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active 13:00:15 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:15 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x889fdcbc}, 0x0) 13:00:15 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={0x0}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:16 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x4000}, 0x0) 13:00:16 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1283.004793][ T5098] batman_adv: batadv0: Removing interface: ipvlan1 13:00:16 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:16 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x4800}, 0x0) 13:00:16 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x60}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:16 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@ipv6_getmulticast={0x14, 0x3a, 0x20, 0x70bd2b, 0x25dfdbfe, {}, ["", "", "", "", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8c0}, 0x0) 13:00:16 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x88a8ffff}, 0x0) [ 1283.592640][ T5408] batman_adv: batadv0: Adding interface: ipvlan1 [ 1283.643674][ T5408] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 13:00:16 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x0, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1283.757430][ T5408] batman_adv: batadv0: Interface activated: ipvlan1 13:00:17 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) mount(&(0x7f0000000000)=@sr0='/dev/sr0\x00', &(0x7f0000000040)='./file0\x00', &(0x7f00000001c0)='nfs\x00', 0x0, &(0x7f0000000200)='vmnet1\x00') sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=ANY=[@ANYBLOB='<\x00'/20, @ANYRES32=0x0, @ANYBLOB="000000000000000008000a0000000000140003006970766c616e31000000000000000000"], 0x3c}}, 0x0) setsockopt$inet6_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, &(0x7f00000000c0)={@in6={{0xa, 0x4e21, 0x7fff, @remote, 0x6}}, 0x0, 0x0, 0x27, 0x0, "56d4f4c9eb7ca3297fbb95a0870d1ff92f4e9dc395b4428d25e070c2313216bb706d913c7ae4c3278e06b479dfb27e01ebd2d1297992ecabf08646a68a934a7df00a0db34d87f496ce0f30bf4e4578b4"}, 0xd8) r2 = getpid() sched_setscheduler(r2, 0x5, &(0x7f00000002c0)) ptrace$getsig(0x4202, r2, 0xcea, &(0x7f0000000240)) [ 1283.863246][ T5510] batman_adv: batadv0: Adding interface: ipvlan1 [ 1283.985227][ T5510] batman_adv: batadv0: The MTU of interface ipvlan1 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. [ 1284.136985][ T5510] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active 13:00:17 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x4c00}, 0x0) 13:00:17 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x68}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:17 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) r1 = syz_open_dev$vcsa(&(0x7f0000000000)='/dev/vcsa#\x00', 0x4, 0x480) ioctl$TCGETA(r1, 0x5405, &(0x7f0000000040)) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=ANY=[@ANYBLOB="00004690", @ANYRES32=0x0, @ANYBLOB="000000000000000008000a0000000000140003006970766c616e31000000000000000000"], 0x3c}}, 0x0) 13:00:17 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x0, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:17 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1284.483485][ T5933] batman_adv: batadv0: Removing interface: ipvlan1 13:00:17 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x9effffff}, 0x0) [ 1284.626512][ T5934] batman_adv: batadv0: Removing interface: ipvlan1 13:00:17 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = syz_open_dev$video4linux(&(0x7f0000000000)='/dev/v4l-subdev#\x00', 0x4, 0x200000) ioctl$VIDIOC_LOG_STATUS(r1, 0x5646, 0x0) r2 = creat(&(0x7f0000000000)='./bus\x00', 0x0) fcntl$setstatus(r2, 0x4, 0x6000) io_setup(0x1ff, &(0x7f00000004c0)=0x0) io_submit(r3, 0x1, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x0, 0x0, 0x1, 0x0, r2, &(0x7f0000000000), 0x10000}]) r4 = socket(0x10, 0x80002, 0x0) ioctl(r4, 0x1000008912, &(0x7f00000001c0)="080db5055e0bcfe8696071") fcntl$setlease(r4, 0x400, 0x3) io_uring_register$IORING_UNREGISTER_FILES(r2, 0x3, 0x0, 0x0) socket$nl_route(0x10, 0x3, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r5, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:17 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x6c}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1284.775379][ T6242] batman_adv: batadv0: Removing interface: ipvlan1 13:00:18 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x0, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:18 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x5865}, 0x0) [ 1285.055204][ T6430] batman_adv: batadv0: Adding interface: ipvlan1 [ 1285.061845][ T6430] batman_adv: batadv0: The MTU of interface ipvlan1 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. 13:00:18 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x28, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x5, 0xa, 0x14}]}, 0x28}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:18 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xbcdc9f88}, 0x0) 13:00:18 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=ANY=[@ANYBLOB="3c00000013001d0400"/20, @ANYRES32=0x0, @ANYBLOB="000000e6ffffff0008000a0054236c5dea32c8d90000832afb40e8710000000000000009001400030069707680007c0000000000000000000074c5d4c46dc01e66433c7d4de95d33064ca7f361bd8f2fb660c02235f6dc3898b8e43e7f1d98775df29a"], 0x3c}}, 0x0) 13:00:18 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1285.373280][ T6430] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active [ 1285.435196][ T6574] batman_adv: batadv0: Adding interface: ipvlan1 [ 1285.441707][ T6574] batman_adv: batadv0: The MTU of interface ipvlan1 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. [ 1285.467938][ T6574] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active [ 1285.496005][ T6656] netlink: 'syz-executor.5': attribute type 10 has an invalid length. [ 1285.520632][ T6711] batman_adv: batadv0: Adding interface: ipvlan1 [ 1285.546360][ T6711] batman_adv: batadv0: The MTU of interface ipvlan1 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. [ 1285.633568][ T6711] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active [ 1285.697371][ T6797] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 13:00:18 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x74}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:19 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x6000}, 0x0) [ 1286.055722][ T7167] batman_adv: batadv0: Removing interface: ipvlan1 13:00:19 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x28, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x5, 0xa, 0x14}]}, 0x28}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:19 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$tipc(&(0x7f00000003c0)='TIPC\x00') sendmsg$TIPC_CMD_ENABLE_BEARER(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000040)={0x34, r3, 0xc0d58860b4c77945, 0x0, 0x0, {{}, {}, {0x18, 0x17, {0x0, 0x5, @l2={'eth', 0x3a, 'vlan0\x00'}}}}}, 0x34}}, 0x0) sendmsg$TIPC_CMD_SET_LINK_TOL(r1, &(0x7f0000000180)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x44080a}, 0xc, &(0x7f0000000100)={&(0x7f0000000340)={0x68, r3, 0x2, 0x70bd2d, 0x25dfdbfd, {{}, {}, {0x4c, 0x18, {0x2, @link='broadcast-link\x00'}}}, ["", "", "", "", "", ""]}, 0x68}, 0x1, 0x0, 0x0, 0x4000}, 0x8000) socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80002, 0x0) ioctl(r4, 0x1000008912, &(0x7f00000001c0)="080db5055e0bcfe8696071") setsockopt$RXRPC_SECURITY_KEYRING(r4, 0x110, 0x2, &(0x7f0000000040)='bdevposix_acl_access\x00', 0x15) r5 = socket$nl_route(0x10, 0x3, 0x0) r6 = open(&(0x7f0000000140)='./bus\x00', 0x141042, 0x0) r7 = creat(&(0x7f0000000300)='./file0\x00', 0x0) write$P9_RREMOVE(r7, &(0x7f0000000280), 0x1033b) fdatasync(r7) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x0, r7}) ioctl$SG_SET_KEEP_ORPHAN(r7, 0x2287, &(0x7f0000000000)=0xf9d6) sendmsg$nl_route(r5, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:19 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1286.338406][ T7318] netlink: 'syz-executor.5': attribute type 10 has an invalid length. 13:00:19 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xc3ffffff}, 0x0) 13:00:19 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x6558}, 0x0) [ 1286.427954][ T7309] tipc: Started in network mode [ 1286.442067][ T7309] tipc: Own node identity aaaaaaaaaa31, cluster identity 4711 [ 1286.490854][ T7309] tipc: Enabled bearer , priority 0 [ 1286.616298][ T7582] batman_adv: batadv0: Removing interface: ipvlan1 13:00:19 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x7a}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1286.784328][ T7576] batman_adv: batadv0: Removing interface: ipvlan1 13:00:20 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x6800}, 0x0) 13:00:20 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) syz_open_dev$dmmidi(&(0x7f0000000000)='/dev/dmmidi#\x00', 0x3, 0x8a000) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:20 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x28, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x5, 0xa, 0x14}]}, 0x28}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1287.133909][ T7801] batman_adv: batadv0: Adding interface: ipvlan1 [ 1287.140789][ T7801] batman_adv: batadv0: The MTU of interface ipvlan1 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. 13:00:20 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xf0ffffff}, 0x0) [ 1287.259153][ T7801] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active 13:00:20 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1287.414606][ T7952] batman_adv: batadv0: Adding interface: ipvlan1 [ 1287.421146][ T7952] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1287.453009][ T7952] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active [ 1287.485507][T25705] tipc: 32-bit node address hash set to aaaa9b00 [ 1287.540402][ T8097] netlink: 'syz-executor.5': attribute type 10 has an invalid length. [ 1287.621176][ T8098] batman_adv: batadv0: Adding interface: ipvlan1 [ 1287.676868][ T8098] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 13:00:20 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) syz_mount_image$cifs(&(0x7f0000000000)='cifs\x00', &(0x7f0000000040)='./file0\x00', 0x9, 0x3, &(0x7f0000000340), 0x8000, &(0x7f00000003c0)=')\t') fchmod(r0, 0x48) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$IPCTNL_MSG_TIMEOUT_DEFAULT_SET(r1, &(0x7f0000000240)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80240000}, 0xc, &(0x7f0000000200)={&(0x7f0000000140)={0x78, 0x3, 0x8, 0x300, 0x70bd2a, 0x25dfdbff, {0xa, 0x0, 0x3}, [@CTA_TIMEOUT_DATA={0x3c, 0x4, 0x0, 0x1, @fccp=[@CTA_TIMEOUT_DCCP_RESPOND={0x8, 0x2, 0x1, 0x0, 0x3}, @CTA_TIMEOUT_DCCP_RESPOND={0x8, 0x2, 0x1, 0x0, 0x4}, @CTA_TIMEOUT_DCCP_CLOSEREQ={0x8, 0x5, 0x1, 0x0, 0x6}, @CTA_TIMEOUT_DCCP_CLOSEREQ={0x8, 0x5, 0x1, 0x0, 0x6}, @CTA_TIMEOUT_DCCP_TIMEWAIT={0x8, 0x7, 0x1, 0x0, 0x8}, @CTA_TIMEOUT_DCCP_REQUEST={0x8, 0x1, 0x1, 0x0, 0x6}, @CTA_TIMEOUT_DCCP_TIMEWAIT={0x8, 0x7, 0x1, 0x0, 0x1f}]}, @CTA_TIMEOUT_DATA={0xc, 0x4, 0x0, 0x1, @fccp=[@CTA_TIMEOUT_DCCP_CLOSEREQ={0x8, 0x5, 0x1, 0x0, 0xaaa}]}, @CTA_TIMEOUT_L3PROTO={0x6, 0x2, 0x1, 0x0, 0x806}, @CTA_TIMEOUT_NAME={0x9, 0x1, 'syz0\x00'}, @CTA_TIMEOUT_L4PROTO={0x5}]}, 0x78}, 0x1, 0x0, 0x0, 0x800}, 0x48100) r3 = syz_open_dev$mice(&(0x7f0000000080)='/dev/input/mice\x00', 0x0, 0x2000) ioctl$TUNGETFILTER(r3, 0x801054db, &(0x7f0000000400)=""/148) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000340)=ANY=[@ANYBLOB="3c00000013001d040000000000000000000000001f61cf03578d", @ANYRES32=0x0, @ANYBLOB="000000000000000008000a0000000000140003006970766c616e31000000000000000000"], 0x3c}}, 0x0) setsockopt$TIPC_GROUP_JOIN(r3, 0x10f, 0x87, &(0x7f0000000280)={0x42, 0x4, 0x2}, 0x10) r4 = socket(0x10, 0x80002, 0x0) ioctl(r4, 0x1000008912, &(0x7f00000001c0)="080db5055e0bcfe8696071") setsockopt$netrom_NETROM_T4(r4, 0x103, 0x6, &(0x7f00000000c0)=0xc, 0x4) setsockopt$IP_VS_SO_SET_ADDDEST(r3, 0x0, 0x487, &(0x7f00000004c0)={{0x1e, @broadcast, 0x4e21, 0x3, 'sh\x00', 0x10, 0xfff, 0x74}, {@multicast2, 0x4e23, 0x0, 0x3, 0x4, 0x5c53}}, 0x44) [ 1287.833350][ T8098] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active 13:00:21 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x3, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:21 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x6c00}, 0x0) 13:00:21 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x34, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x34}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:21 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xfcffffff}, 0x0) [ 1288.368447][ T8558] batman_adv: batadv0: Removing interface: ipvlan1 [ 1288.467319][ T8503] CIFS: Attempting to mount /dev/loop1 [ 1288.495354][ T8565] batman_adv: batadv0: Removing interface: ipvlan1 13:00:21 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1288.516265][ T8503] CIFS VFS: Malformed UNC in devname. 13:00:21 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x25, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:21 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x7400}, 0x0) [ 1288.818621][ T8999] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.3'. 13:00:22 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xffffa888}, 0x0) [ 1288.886195][ T9004] batman_adv: batadv0: Interface deactivated: ipvlan1 [ 1288.922586][ T9004] batman_adv: batadv0: Removing interface: ipvlan1 13:00:22 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x34, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x34}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:22 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x48, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:22 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x2, @perf_config_ext, 0x800, 0x2, 0x0, 0x8, 0x0, 0xfffffffe}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x1) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) r1 = openat$autofs(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$KVM_INTERRUPT(0xffffffffffffffff, 0x4004ae86, &(0x7f0000000000)) ioctl$BLKPG(r1, 0x1269, 0x0) r2 = open(&(0x7f0000000140)='./bus\x00', 0x141042, 0x0) r3 = creat(&(0x7f0000000300)='./file0\x00', 0x0) write$P9_RREMOVE(r3, &(0x7f0000000040)={0x63b6, 0x7b, 0xffff}, 0x1033b) fdatasync(r3) ioctl$EXT4_IOC_MOVE_EXT(r2, 0xc028660f, &(0x7f0000000200)={0x0, r3}) ioctl$TCXONC(r1, 0x540a, 0x7) r4 = gettid() pidfd_open(r4, 0x0) syz_open_procfs$namespace(r4, &(0x7f00000000c0)='ns/uts\x00') perf_event_open(&(0x7f0000000140)={0x0, 0xffffffffffffffa7, 0x0, 0xcf, 0x7, 0x4, 0x0, 0x0, 0x40000, 0x12, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_bp={&(0x7f0000000100), 0xe}, 0x0, 0x80, 0x40, 0xb, 0x1, 0x8, 0x5}, r4, 0x0, 0xffffffffffffffff, 0x0) r5 = gettid() pidfd_open(r5, 0x0) syz_open_procfs$namespace(r5, &(0x7f00000000c0)='ns/uts\x00') perf_event_open(&(0x7f0000000140)={0x0, 0xfffffffffffffc47, 0x0, 0xcf, 0x7, 0x4, 0x0, 0x0, 0x50f40, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000100)}, 0x0, 0x80, 0x4, 0xb, 0x1, 0x8, 0x5}, r5, 0x0, 0xffffffffffffffff, 0x0) sched_setaffinity(r5, 0x8, &(0x7f0000000100)=0xa010000000000005) r6 = gettid() pidfd_open(r6, 0x0) r7 = syz_open_procfs$namespace(r6, &(0x7f00000000c0)='ns/uts\x00') r8 = fcntl$dupfd(r7, 0x406, 0xffffffffffffffff) sendmmsg$inet6(r8, 0x0, 0x0, 0x20000000) ioctl$SNDRV_CTL_IOCTL_HWDEP_INFO(r8, 0x80dc5521, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_config_ext, 0x40}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r9 = getpgrp(0x0) setpriority(0x0, r9, 0xffff) socket$isdn(0x22, 0x3, 0x25) ioctl$FS_IOC_GETFSMAP(0xffffffffffffffff, 0xc0c0583b, 0x0) open(0x0, 0x40, 0x1) socket$inet6_tcp(0xa, 0x1, 0x0) socket$inet6(0xa, 0x40000080806, 0x0) [ 1289.171919][ T9025] batman_adv: batadv0: Adding interface: ipvlan1 13:00:22 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1289.198364][ T9025] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1289.353223][ T9025] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active [ 1289.417847][ T9228] batman_adv: batadv0: Adding interface: ipvlan1 [ 1289.439957][ T9228] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1289.588461][ T9228] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active 13:00:22 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=ANY=[@ANYBLOB="3c00000013001d0400"/20, @ANYRES32=0x0, @ANYBLOB="000000000000000008000a0000000000140003016970766c616e319ccbc058ba3bf2721927eac1bd2402abdcf612c38b16bce75e9897e1908af34400"/71], 0x3c}}, 0x0) 13:00:22 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x7a00}, 0x0) [ 1289.706474][ T9534] batman_adv: batadv0: Adding interface: ipvlan1 [ 1289.726434][ T9534] batman_adv: batadv0: The MTU of interface ipvlan1 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. [ 1289.923901][ T9534] batman_adv: batadv0: Interface activated: ipvlan1 13:00:23 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x8100}, 0x0) 13:00:23 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x988, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:23 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xfffff000}, 0x0) 13:00:23 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x34, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x34}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1290.414549][T10002] batman_adv: batadv0: Removing interface: ipvlan1 13:00:23 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xfffffffffff7ffff, 0xffffffffffffffff, 0x0) r1 = socket(0x40000000015, 0x805, 0x0) getsockopt(r1, 0x114, 0x271b, &(0x7f0000019440)=""/102389, &(0x7f00000000c0)=0x18ff5) r2 = socket(0x40000000015, 0x805, 0x0) getsockopt(r2, 0x114, 0x271b, &(0x7f0000019440)=""/102389, &(0x7f00000000c0)=0x18ff5) r3 = socket(0x40000000015, 0x805, 0x0) getsockopt(r3, 0x114, 0x271b, &(0x7f0000019440)=""/102389, &(0x7f00000000c0)=0x18ff5) r4 = openat$apparmor_thread_exec(0xffffffffffffff9c, &(0x7f0000001740)='/proc/thread-self/attr/exec\x00', 0x2, 0x0) r5 = socket$inet6_udplite(0xa, 0x2, 0x88) r6 = syz_open_dev$usbmon(&(0x7f0000001840)='/dev/usbmon#\x00', 0x100, 0x0) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000001880)={0x0}, &(0x7f00000018c0)=0xc) r8 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r8, 0x1, 0x11, &(0x7f0000000240)={0x0, 0x0}, &(0x7f0000000280)=0x5) setuid(r9) r10 = syz_open_dev$usbmon(0x0, 0x1, 0x48000) recvfrom$inet(r10, 0x0, 0x202, 0x0, 0x0, 0x10000007c) r11 = shmget(0xffffffffffffffff, 0x1000, 0xa08, &(0x7f0000ffe000/0x1000)=nil) stat(&(0x7f0000000240)='./file0/file0\x00', &(0x7f00000004c0)={0x0, 0x0, 0x0, 0x0, 0x0}) fstat(r10, &(0x7f0000001b80)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) getsockopt$inet_IP_XFRM_POLICY(r10, 0x0, 0x11, &(0x7f00000008c0)={{{@in6=@remote, @in=@remote, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@dev}, 0x0, @in6=@mcast2}}, &(0x7f0000000480)=0xe8) shmctl$IPC_SET(r11, 0x1, &(0x7f0000000840)={{0x0, r12, r13, r14, r13, 0x0, 0xb}, 0xb8fb, 0xffc, 0x3, 0x8000, 0x0, 0x0, 0x81}) r15 = socket(0x40000000015, 0x805, 0x0) getsockopt(r15, 0x114, 0x271b, &(0x7f0000019440)=""/102389, &(0x7f00000000c0)=0x18ff5) r16 = socket(0x10, 0x80002, 0x0) ioctl(r16, 0x1000008912, &(0x7f00000001c0)="080db5055e0bcfe8696071") r17 = socket(0x40000000015, 0x805, 0x0) getsockopt(r17, 0x114, 0x271b, &(0x7f0000019440)=""/102389, &(0x7f00000000c0)=0x18ff5) r18 = socket(0x40000000015, 0x805, 0x0) getsockopt(r18, 0x114, 0x271b, &(0x7f0000019440)=""/102389, &(0x7f00000000c0)=0x18ff5) r19 = open(&(0x7f0000000140)='./bus\x00', 0x141042, 0x0) r20 = creat(&(0x7f0000000300)='./file0\x00', 0x0) write$P9_RREMOVE(r20, &(0x7f0000000280), 0x1033b) fdatasync(r20) ioctl$EXT4_IOC_MOVE_EXT(r19, 0xc028660f, &(0x7f0000000200)={0x0, r20}) r21 = syz_open_pts(r20, 0x400000) sendmsg$netlink(r1, &(0x7f00000019c0)={0x0, 0x0, &(0x7f0000001700)=[{&(0x7f0000000000)=ANY=[@ANYBLOB="640000001600040028bd7000fedbdf2544004c0086cf138ee0400572d6733104080a96f0b0890fff74f4ffbd10a2abf0386956c46c611c78734d6f472c41776f546dd9ce8716a8311e16e141c4ed387da150d2a610002a800c0012006970766c616e3100"], 0x64}, {&(0x7f00000000c0)={0x1f8, 0x1e, 0x10, 0x70bd26, 0x25dfdbfc, "", [@nested={0x1e8, 0x7, 0x0, 0x1, [@generic="e19ed8124e9a9bdc585095b5d345b75e6abc15bb2f89beb55e59857cdb02bcbfae9a4678859f7870fb56ebb2d11d65a546a1a3069c9e5042fb5e72d312e196d937e682d8fc728d20b003a3af2de8006f8ac48b219b1c79102013fc54fda3b11cb7938c79d96efbdd6dea49a5df83af", @typed={0x8, 0x49, 0x0, 0x0, @uid=0xee01}, @generic="ed0238dcbdfd9fd985068d45308dcbb28da647363b3ff789ee4e50d5a64a886f8fedd304ffb6069ccb972fc7f9f69118608308a6a9d9c8833ae48e2ea1eb7fae9c7d81d17d22d118e94e251e85947be8e68d0fffee82b3d1ac8807a147a6e6ff91f76a48f96b9ecfaedfe493a988081325a6cc8056a05b76b6426abb532af8710a7141a77c50096f7d8b70fb7f4f15baa2a57352e843a53d3cccd2e706dbc3f5f662c3d7", @generic="7a6ef19db88a5bfb131c98de20c76baa4b7c390977535afe4387f4c2608e9706b6f0903e4243d10105f611d49bd19ca830cdbf7dfd276c46f1c9c540559796c9d1d2fcd5eb4e2cdbddcf6b72eb66e1564bfce29af1359feb65cf5d311abb9cab389bfbb72e55f548172967bff5faf101cf7ae90651dccb8621b078109f976b3fbf4eff03df44ee6ee4e5f4430f760472705ce63480aee1ac007d46d7d35b751145fb1146706e27bb933d7dbe86445496021cf259bc0e361d8ae75b820fbdff255ec2e5f25d65b30803"]}]}, 0x1f8}, {&(0x7f0000000340)={0x104, 0x40, 0x200, 0x70bd2b, 0x25dfdbfd, "", [@generic="a9cf312a6e0e5934c6c49e81d1430bce96b18bf55ab7775e0e359fa5de1678c9fcff6204b50c8c480c6bf15f8130758f911164f588bce8d9c195534beedbe6468eed2f885f72dd1a55209ca0d3692531866fede82c293a13e39bcfb07f2399da1371cc8d92ab6f32c7b27a553f66c9d718b374b1a1293c953b3b8ab61259908d8fae8ccf75329eb12ef2bba54a17c398a91eead0ea74cbddfe66a39ac199249beb69e2706bb6966bbec8dde0c2612e591be4f61fd0aa1475623ce73f3054b7a163b5a254da5ebe3553cca995765a7b83e32d1c08a9378949dae8ab312f92bd4eb58814ad13ba98a7ed2297f0", @typed={0x8, 0x44, 0x0, 0x0, @u32=0x8}]}, 0x104}, {&(0x7f0000000480)={0x1268, 0x1c, 0x1, 0x70bd25, 0x25dfdbfd, "", [@generic="d0328d81685e13fcfbfe1e450dc7970f270fe367ccae41e948b515511f91972c018716ea07c8a65f441013d1329fc48c9558364ffe6bbaf95bf22d300fc24114255269d6c3abb9ba133015d7d89132745664c2a38de0be2b4a35cb2ddace13345f2e34816430adbb197d96947ec37e7872e72794469f1d0eb8766fb233e8cd7ae6e85f41daeca94de79b3723ef3068db16", @nested={0x1078, 0x36, 0x0, 0x1, [@typed={0x8, 0x2, 0x0, 0x0, @u32=0xffffff79}, @generic="44704b0f544c9b519e0c09b3", @typed={0x8, 0x0, 0x0, 0x0, @fd=r0}, @typed={0x8, 0x8a, 0x0, 0x0, @fd=r0}, @generic="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@generic="26a69ad5c6271a0d1fed287e2142b68db4ccd6e46ecf4ac15217e913ff897ff580c8075ff166732618aa285c0d67cf386d9983ec75f0bfc5d7ac31523946ac3bd89d6744", @typed={0xc, 0x78, 0x0, 0x0, @u64=0x8f5}]}, @generic="708c75707cba293e789d370702e8fc612808f252b8875a597004740bd3c613cb0c1d5459efed7377c376056dec7d7d9c3e71400e5bb3e1908f7e761a91d2ec6e87b0a3a1f5c4e14e1b56c8edba1fe19e4a90fe3eb1302edda8b9793661d3f7059cc5bcb6c71ed35d39e002599418d528203c2db423523e42284aa333a0b3c7773b9b82fee539021a8ec38f19fa5234792167907ef50dc3f7c9413797ecb2a2ed7b164b513ac646b24b5529c5b921611c122706a291203f1c3436cbbaba16a4c3324786d9b13dedda7c78d9410d0fa107fc26e601e2b65b12a20b24dad1ae5a25a7fb62dc4389cc", @generic="a73ee23b1a7906a4ceae5b3175e6c2c44b64212111cd8581a1fab38ccd2d1823853b23a8fedf742bd3df2437be119224d8b4f1533bf17a20b3fa01858d5c9cd593776a4f1d3d772c75137b57dc4d45f9f5674e33ad2c083a1b7beee129adb4aa8f7ddc18f3dc"]}, 0x1268}], 0x4, &(0x7f0000001900)=[@rights={{0x2c, 0x1, 0x1, [r2, r3, r4, r0, r0, r5, r0]}}, @rights={{0x14, 0x1, 0x1, [r6]}}, @cred={{0x1c, 0x1, 0x2, {r7, r9, r13}}}, @rights={{0x2c, 0x1, 0x1, [r0, r15, r16, r17, r18, r21, r0]}}], 0x98}, 0x4) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r22 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r22, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:23 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:23 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0xbcc, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:23 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1290.678921][T10382] batman_adv: batadv0: Interface deactivated: ipvlan1 [ 1290.696956][T10382] batman_adv: batadv0: Removing interface: ipvlan1 13:00:23 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xf000}, 0x0) 13:00:24 executing program 1: r0 = creat(&(0x7f0000000000)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x6000) io_setup(0x1ff, &(0x7f00000004c0)=0x0) io_submit(r1, 0x1, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x0, 0x0, 0x1, 0x0, r0, &(0x7f0000000000), 0x10000}]) write$FUSE_NOTIFY_STORE(r0, &(0x7f0000000040)={0x2a, 0x4, 0x0, {0x6, 0x9, 0x2, 0x0, [0x0, 0x0]}}, 0x2a) r2 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r2, 0x48) getsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, &(0x7f0000000100)={@empty, 0x9, 0x1, 0x3, 0x2, 0x81, 0x4}, &(0x7f0000000140)=0x20) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80002, 0x0) ioctl(r4, 0x1000008912, &(0x7f00000001c0)="080db5055e0bcfe8696071") setsockopt$RDS_FREE_MR(r4, 0x114, 0x3, &(0x7f0000000000)={{0x14e4, 0x8}, 0x40}, 0x10) sendmsg$nl_route(r3, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=ANY=[@ANYBLOB="3c00000013001d04000004000000000000000000", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00\b\x00\n\x00\x00\x00\x00\x004n1\x00'/36], 0x3c}}, 0x0) 13:00:24 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:24 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xffffff7f}, 0x0) [ 1290.996894][T10604] batman_adv: batadv0: Adding interface: ipvlan1 13:00:24 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1291.029470][T10604] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1291.123067][T10604] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active 13:00:24 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0x40000000015, 0x805, 0x0) getsockopt(r1, 0x114, 0x271b, &(0x7f0000019440)=""/102389, &(0x7f00000000c0)=0x18ff5) r2 = mq_open(&(0x7f0000000000)='ipvlan1\x00', 0x1, 0x20, &(0x7f0000000040)={0x2, 0x1, 0x4, 0x6}) fcntl$dupfd(r1, 0x0, r2) r3 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r3, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r4 = socket$inet6_udplite(0xa, 0x2, 0x88) getsockopt$SO_TIMESTAMP(r4, 0x1, 0x1d, &(0x7f0000000100), &(0x7f0000000140)=0x4) 13:00:24 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x34000}, 0x0) [ 1291.287142][T10643] batman_adv: batadv0: Adding interface: ipvlan1 [ 1291.350523][T10643] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 13:00:24 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x2, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1291.462038][T10643] batman_adv: batadv0: Interface activated: ipvlan1 [ 1291.516178][T11149] batman_adv: batadv0: Removing interface: ipvlan1 13:00:24 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext={0xfffffffffffffffd}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) r2 = socket(0x10, 0x80002, 0x0) ioctl(r2, 0x1000008912, &(0x7f00000001c0)="080db5055e0bcfe8696071") ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(r1, 0x8983, 0x0) r3 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/autofs\x00', 0x2000, 0x0) ioctl$KVM_SET_DEVICE_ATTR(r3, 0x4018aee1, &(0x7f00000000c0)={0x0, 0x9, 0xff, &(0x7f0000000040)=0x40}) r4 = socket$nl_route(0x10, 0x3, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r5, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r6 = fsmount(0xffffffffffffffff, 0x1, 0x4) finit_module(r6, &(0x7f0000000340)='\x00', 0x2) ioctl$VIDIOC_S_EXT_CTRLS(0xffffffffffffffff, 0xc0205648, &(0x7f0000000200)={0xa30000, 0x836, 0x0, r4, 0x0, &(0x7f0000000180)={0x9b0902, 0x38, [], @value=0x458}}) ioctl$sock_bt_cmtp_CMTPGETCONNLIST(r7, 0x800443d2, &(0x7f0000000280)={0x1, &(0x7f0000000240)=[{}]}) r8 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000100)='/dev/qat_adf_ctl\x00', 0x12000, 0x0) ioctl$PPPIOCSMRU1(r8, 0x40047452, &(0x7f0000000140)=0x299) 13:00:25 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x4, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:25 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x400300}, 0x0) 13:00:25 executing program 0: fchmod(0xffffffffffffffff, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:25 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xffffff9e}, 0x0) [ 1292.073105][T11612] netlink: 'syz-executor.3': attribute type 4 has an invalid length. 13:00:25 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:25 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x5, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:25 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) ioctl$VIDIOC_ENUM_FMT(r1, 0xc0405602, &(0x7f0000000000)={0x7, 0x7, 0x8255864649270acd, "755f02887850c283d649667489f1ed1186ebd22145c5c21af6c0325914322008", 0x933efb629841e091}) socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) ioctl$DRM_IOCTL_MODE_GETRESOURCES(r1, 0xc04064a0, &(0x7f0000000180)={&(0x7f0000000040)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f00000000c0)=[0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f0000000100)=[0x0, 0x0], &(0x7f0000000140)=[0x0, 0x0], 0x6, 0x5, 0x2, 0x2}) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=ANY=[@ANYBLOB="3c00000013001d0400"/20, @ANYRES32=0x0, @ANYBLOB="00000000140003006970766c616e4000"/36], 0x3c}}, 0x0) [ 1292.166580][T11703] batman_adv: batadv0: Adding interface: ipvlan1 [ 1292.178777][T11703] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 13:00:25 executing program 0: fchmod(0xffffffffffffffff, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1292.305499][T11703] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active [ 1292.408990][T11824] netlink: 28 bytes leftover after parsing attributes in process `syz-executor.1'. [ 1292.439767][T11888] netlink: 'syz-executor.3': attribute type 5 has an invalid length. [ 1292.476596][T12102] batman_adv: batadv0: Interface deactivated: ipvlan1 13:00:25 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:25 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xf0ffff}, 0x0) [ 1292.522329][T12102] batman_adv: batadv0: Removing interface: ipvlan1 13:00:25 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xffffffc3}, 0x0) 13:00:25 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x2, 0x0, @perf_bp={&(0x7f0000000000), 0x5}, 0x2038}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x8) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000140)=ANY=[@ANYBLOB="3c00000010001d04d5be574323f3eaa0587dddca8c5d0000000200000000000000007846cc5e4118f95722ca72dc9b9d39cf02dc6cb3ddc96370e1e085611d0c3e8647bc0ddee749fd67d222d3982aa222d9c1e481d437c4c7e8dcafe5fb89c339f59eb64d3605f5f9b289062f2880b35efb11236e359046f20b", @ANYRES32=0x0, @ANYBLOB="000000000000000008000a0000000000140003006970766c616e31000000000000000000"], 0x3c}}, 0x0) r2 = socket(0x40000000015, 0x805, 0x0) getsockopt(r2, 0x114, 0x271b, &(0x7f0000019440)=""/102389, &(0x7f00000000c0)=0x18ff5) syncfs(r2) 13:00:25 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x6, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1292.706817][T12349] batman_adv: batadv0: Adding interface: ipvlan1 13:00:25 executing program 0: fchmod(0xffffffffffffffff, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1292.764330][T12349] batman_adv: batadv0: The MTU of interface ipvlan1 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. [ 1292.847785][T12349] batman_adv: batadv0: Interface activated: ipvlan1 [ 1292.920152][T12367] netlink: 28 bytes leftover after parsing attributes in process `syz-executor.1'. [ 1293.025165][T12648] batman_adv: batadv0: Adding interface: ipvlan1 [ 1293.047355][T12648] batman_adv: batadv0: The MTU of interface ipvlan1 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. [ 1293.173371][T12648] batman_adv: batadv0: Interface activated: ipvlan1 13:00:26 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x1000000}, 0x0) 13:00:26 executing program 0: r0 = perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1293.499687][T12967] batman_adv: batadv0: Removing interface: ipvlan1 13:00:26 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xfffffff0}, 0x0) 13:00:26 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:26 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x7, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:26 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x25dfdbfe, {}, [@IFLA_OPERSTATE={0x5, 0xa}, @IFLA_IFNAME={0x26f, 0x3, 'veth0_to_bond\x00'}]}, 0x3c}}, 0x0) 13:00:26 executing program 0: r0 = perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1293.769173][T13074] batman_adv: batadv0: Removing interface: ipvlan1 [ 1293.933190][T13238] netlink: 'syz-executor.1': attribute type 10 has an invalid length. [ 1293.973164][T13370] batman_adv: batadv0: Interface deactivated: ipvlan1 [ 1294.030172][T13370] batman_adv: batadv0: Removing interface: ipvlan1 13:00:27 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x8, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:27 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xfffffffc}, 0x0) 13:00:27 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x2000000}, 0x0) 13:00:27 executing program 0: r0 = perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1294.308623][T13589] batman_adv: batadv0: Adding interface: ipvlan1 13:00:27 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1294.340423][T13589] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1294.383257][T13589] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active [ 1294.598241][T13642] batman_adv: batadv0: Adding interface: ipvlan1 13:00:27 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = openat$dlm_monitor(0xffffffffffffff9c, &(0x7f0000000000)='/dev/dlm-monitor\x00', 0x800800, 0x0) ioctl$FUSE_DEV_IOC_CLONE(0xffffffffffffffff, 0x8004e500, &(0x7f0000000040)=r1) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1294.630362][T13642] batman_adv: batadv0: The MTU of interface ipvlan1 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. 13:00:27 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x1000000000000}, 0x0) [ 1294.773135][T13642] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active 13:00:28 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x9, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1294.836213][T13667] batman_adv: batadv0: Adding interface: ipvlan1 [ 1294.842601][T13667] batman_adv: batadv0: The MTU of interface ipvlan1 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. [ 1294.919021][T13667] batman_adv: batadv0: Interface activated: ipvlan1 13:00:28 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:28 executing program 1: r0 = perf_event_open(&(0x7f0000000000)={0x1, 0xffffffffffffffc5, 0x4, 0x0, 0x5, 0x0, 0x0, 0x9, 0x0, 0xa, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x0, 0x2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) ioctl$VIDIOC_STREAMON(r1, 0x40045612, &(0x7f00000000c0)=0x8) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:28 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x3000000}, 0x0) [ 1295.294486][T14430] batman_adv: batadv0: Interface deactivated: ipvlan1 13:00:28 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) 13:00:28 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0xa, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1295.341108][T14430] batman_adv: batadv0: Removing interface: ipvlan1 13:00:28 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x40030000000000}, 0x0) [ 1295.528748][T14440] batman_adv: batadv0: Removing interface: ipvlan1 13:00:28 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:28 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x3, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000000), 0x9}, 0x10080, 0x0, 0x0, 0x23d0697fa15930c1}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) ioctl$DRM_IOCTL_ADD_BUFS(r1, 0xc0206416, &(0x7f0000000040)={0x9, 0x101, 0xfffffffd, 0x400, 0x10, 0xe517}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=ANY=[@ANYBLOB="3c00000013001d04000000000000080000000000", @ANYRES32=0x0, @ANYBLOB="000000000000000008000a0000000000716f03006970766c616e31000000000000000000"], 0x3c}}, 0x0) [ 1295.733967][T14843] batman_adv: batadv0: Adding interface: ipvlan1 [ 1295.769050][T14843] batman_adv: batadv0: The MTU of interface ipvlan1 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. 13:00:29 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x4000000}, 0x0) [ 1295.952055][T14843] batman_adv: batadv0: Interface activated: ipvlan1 [ 1296.057416][T14869] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 1296.170928][T15045] batman_adv: batadv0: Adding interface: ipvlan1 13:00:29 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0xb, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1296.205962][T15045] batman_adv: batadv0: The MTU of interface ipvlan1 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. 13:00:29 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x5, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x1}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x8) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) r1 = creat(&(0x7f0000000000)='./bus\x00', 0x0) fcntl$setstatus(r1, 0x4, 0x6000) io_setup(0x1ff, &(0x7f00000004c0)=0x0) io_submit(r2, 0x1, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x0, 0x0, 0x1, 0x0, r1, &(0x7f0000000000), 0x10000}]) write$P9_RREADLINK(r1, &(0x7f0000000080)={0x10, 0x17, 0x2, {0x7, './file0'}}, 0x10) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r3, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=@setlink={0x48, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x400}, [@IFLA_LINKINFO={0x14, 0x12, @vcan={{0x9, 0x1, 'vcan\x00'}, {0x4}}}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x48}}, 0x0) 13:00:29 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) 13:00:29 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xf0ffffffffffff}, 0x0) [ 1296.267107][T15045] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active 13:00:29 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1296.497879][T15326] batman_adv: batadv0: Removing interface: ipvlan1 13:00:29 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) 13:00:29 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x10, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:29 executing program 1: r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x400, 0x50) ioctl$KDGKBLED(r0, 0x4b64, &(0x7f00000000c0)) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) pkey_alloc(0x0, 0x1) fchmod(r1, 0x48) r2 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) write$binfmt_aout(r1, &(0x7f0000000340)=ANY=[@ANYBLOB="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"/524], 0x20c) r4 = socket(0x40000000015, 0x805, 0x0) getsockopt(r4, 0x114, 0x271b, &(0x7f0000019440)=""/102389, &(0x7f00000000c0)=0x18ff5) r5 = socket(0x40000000015, 0x805, 0x0) r6 = openat$full(0xffffffffffffff9c, &(0x7f0000000a40)='/dev/full\x00', 0x0, 0x0) bind$ax25(r6, &(0x7f0000000a80)={{0x3, @null, 0x2}, [@rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x3}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x2}]}, 0x48) getsockopt(r5, 0x114, 0x271b, &(0x7f0000019440)=""/102389, &(0x7f00000000c0)=0x18ff5) sendmsg$nl_route(r3, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f00000001c0)=ANY=[@ANYBLOB="3c00000013001d0400"/20, @ANYRES32=0x0, @ANYBLOB="00140003006970766c14daa93700"/29, @ANYPTR64=&(0x7f0000000140)=ANY=[@ANYRES16=r2, @ANYRESHEX=r4, @ANYPTR=&(0x7f0000000100)=ANY=[@ANYRESDEC=0x0, @ANYRES16=0x0, @ANYRESOCT=r5, @ANYPTR64]], @ANYPTR=&(0x7f0000000180)=ANY=[@ANYRESHEX]], 0x5}}, 0x0) openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000000)='/proc/thread-self\x00', 0x440, 0x0) r7 = open(&(0x7f0000000140)='./bus\x00', 0x141042, 0x0) r8 = creat(&(0x7f0000000300)='./file0\x00', 0x0) write$P9_RREMOVE(r8, &(0x7f0000000280), 0x1033b) getsockopt$inet_sctp_SCTP_I_WANT_MAPPED_V4_ADDR(r7, 0x84, 0xc, &(0x7f0000000240), &(0x7f0000000580)=0x4) fdatasync(r8) ioctl$EXT4_IOC_MOVE_EXT(r7, 0xc028660f, &(0x7f0000000200)={0x0, r8}) write$cgroup_int(r7, &(0x7f0000000080)=0x5, 0x12) [ 1296.731414][T15618] netlink: 'syz-executor.3': attribute type 16 has an invalid length. 13:00:29 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, 0x0}, 0x0) 13:00:30 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:30 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x100000000000000}, 0x0) 13:00:30 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x5000000}, 0x0) 13:00:30 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x11, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:30 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, 0x0}, 0x0) 13:00:30 executing program 1: r0 = syz_open_procfs(0x0, &(0x7f0000000000)='net/snmp6\x00') ioctl$KVM_GET_CLOCK(r0, 0x8030ae7c, &(0x7f0000000040)) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r1, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1297.080022][T15875] batman_adv: batadv0: Interface deactivated: ipvlan1 [ 1297.113358][T15875] batman_adv: batadv0: Removing interface: ipvlan1 [ 1297.226079][T16017] netlink: 'syz-executor.3': attribute type 17 has an invalid length. 13:00:30 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:30 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x200000000000000}, 0x0) 13:00:30 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x6000000}, 0x0) 13:00:30 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, 0x0}, 0x0) [ 1297.422049][T16330] batman_adv: batadv0: Adding interface: ipvlan1 13:00:30 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x12, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1297.463859][T16330] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 13:00:30 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x30, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x5, 0xa}, @IFLA_GSO_MAX_SEGS={0x8, 0x28, 0xf75d}]}, 0x30}}, 0x0) [ 1297.533236][T16330] batman_adv: batadv0: Interface activated: ipvlan1 [ 1297.621335][T16361] batman_adv: batadv0: Adding interface: ipvlan1 [ 1297.665305][T16361] batman_adv: batadv0: The MTU of interface ipvlan1 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. 13:00:30 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1297.719468][T16361] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active [ 1297.763825][T16852] netlink: 'syz-executor.1': attribute type 10 has an invalid length. 13:00:31 executing program 1: r0 = gettid() r1 = perf_event_open(&(0x7f00000001c0)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, r0, 0x2000000002, 0xffffffffffffffff, 0x0) fchmod(r1, 0x48) r2 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ubi_ctrl\x00', 0x80840, 0x0) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) socket$inet_sctp(0x2, 0x5, 0x84) r3 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$NL80211_CMD_SET_BSS(r2, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x50, 0x0, 0x0, 0x70bd29, 0x25dfdbfb, {}, [@NL80211_ATTR_AP_ISOLATE={0x5, 0x60, 0x7}, @NL80211_ATTR_BSS_SHORT_SLOT_TIME={0x5, 0x1e, 0x9}, @NL80211_ATTR_P2P_OPPPS={0x5}, @NL80211_ATTR_BSS_CTS_PROT={0x5, 0x1c, 0x4}, @NL80211_ATTR_AP_ISOLATE={0x5, 0x60, 0xf3}, @NL80211_ATTR_BSS_SHORT_SLOT_TIME={0x5, 0x1e, 0x2}, @NL80211_ATTR_WDEV={0xc, 0x99, {0xe0f, 0x3}}]}, 0x50}, 0x1, 0x0, 0x0, 0x4000000}, 0x20000810) sendmsg$nl_route(r3, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1298.037799][T17045] batman_adv: batadv0: Interface deactivated: ipvlan1 [ 1298.103270][T17045] batman_adv: batadv0: Removing interface: ipvlan1 13:00:31 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x7000000}, 0x0) 13:00:31 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x300000000000000}, 0x0) 13:00:31 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:31 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={0x0}}, 0x0) 13:00:31 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x13, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:31 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=ANY=[@ANYBLOB="3c00000013001d044000"/20, @ANYRES32=0x0, @ANYBLOB="000000000000000008000a0000000000140003006970766c616e3100000000000000b3cd"], 0x3c}}, 0x0) [ 1298.408841][T17158] batman_adv: batadv0: Removing interface: ipvlan1 [ 1298.632593][T17167] batman_adv: batadv0: Adding interface: ipvlan1 [ 1298.649097][T17167] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1298.705271][T17167] batman_adv: batadv0: Interface activated: ipvlan1 13:00:32 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x4, 0x2e, 0x0, 0x0, 0x0, 0x4, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000340)=ANY=[@ANYBLOB="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", @ANYRES32=0x0, @ANYBLOB="000000000000000008000a0000000000140003006970766c616e31000000000000000000"], 0x3}}, 0x20000000) 13:00:32 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xa000000}, 0x0) 13:00:32 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x14, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:32 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x400000000000000}, 0x0) 13:00:32 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1299.412155][T17804] batman_adv: batadv0: Adding interface: ipvlan1 13:00:32 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={0x0}}, 0x0) [ 1299.450521][T17804] batman_adv: batadv0: The MTU of interface ipvlan1 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. [ 1299.493122][T17804] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active 13:00:32 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) r1 = socket(0x10, 0x80002, 0x0) ioctl(r1, 0x1000008912, &(0x7f00000001c0)="080db5055e0bcfe8696071") r2 = socket(0x40000000015, 0x805, 0x0) getsockopt(r2, 0x114, 0x271b, &(0x7f0000019440)=""/102389, &(0x7f00000000c0)=0x18ff5) r3 = socket(0x40000000015, 0x0, 0x0) setsockopt$SO_RDS_TRANSPORT(r3, 0x114, 0x8, &(0x7f00000008c0)=0x2, 0x4) r4 = syz_genetlink_get_family_id$fou(&(0x7f0000000140)='fou\x00') r5 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r5, &(0x7f0000000300)={0x2, 0x4e20, @local}, 0x10) sendto$inet(r5, 0x0, 0x100000351, 0x20020059, &(0x7f0000000080)={0x2, 0x4e20}, 0x10) ioctl$int_in(r5, 0x5452, &(0x7f00000003c0)=0xe1) shutdown(r5, 0x1) accept4(r5, &(0x7f0000000000)=@ll={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000080)=0x80, 0x80000) bind(0xffffffffffffffff, &(0x7f0000000100)=@xdp={0x2c, 0x0, r6, 0x2a}, 0x80) sendmsg$FOU_CMD_DEL(r3, &(0x7f0000000480)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000400)={&(0x7f0000000180)={0x78, r4, 0x100, 0x70bd27, 0x25dfdbfe, {}, [@FOU_ATTR_PORT={0x8, 0x1, 0x4e24}, @FOU_ATTR_LOCAL_V6={0x14, 0x7, @dev={0xfe, 0x80, [], 0x20}}, @FOU_ATTR_IFINDEX={0x8, 0xb, r6}, @FOU_ATTR_AF={0x8, 0x2, 0x2}, @FOU_ATTR_PORT={0x8, 0x1, 0x4e23}, @FOU_ATTR_LOCAL_V6={0x14, 0x7, @initdev={0xfe, 0x88, [], 0x0, 0x0}}, @FOU_ATTR_PEER_V6={0x14, 0x9, @rand_addr="75fb730469852e872682a34c7818516f"}, @FOU_ATTR_IFINDEX={0x8}]}, 0x78}, 0x1, 0x0, 0x0, 0x811}, 0xc80) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f00000006c0)={'ip6tnl0\x00', r6}) sendmsg$nl_route_sched(r1, &(0x7f00000007c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000780)={&(0x7f0000000700)=@gettfilter={0x74, 0x2e, 0x20, 0x70bd2a, 0x25dfdbfd, {0x0, 0x0, 0x0, r7, {0xffff, 0x9}, {0xfff1, 0x6}, {0x9, 0xb}}, [{0x8, 0xb, 0xffffffff}, {0x8, 0xb, 0x7}, {0x8, 0xb, 0x9}, {0x8, 0xb, 0x8f7}, {0x8, 0xb, 0x6}, {0x8, 0xb, 0x40}, {0x8, 0xb, 0x80}, {0x8, 0xb, 0x4}, {0x8, 0xb, 0x7}, {0x8, 0xb, 0x7fff}]}, 0x74}, 0x1, 0x0, 0x0, 0x20000000}, 0x20000000) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) open(&(0x7f0000000000)='./file0\x00', 0x88000, 0x20) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r8 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r8, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:32 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x25, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:32 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xc000000}, 0x0) 13:00:32 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:33 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={0x0}}, 0x0) [ 1299.890957][T18348] netlink: 'syz-executor.3': attribute type 37 has an invalid length. [ 1299.964359][T18349] batman_adv: batadv0: Interface deactivated: ipvlan1 13:00:33 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x35, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1300.034184][T18349] batman_adv: batadv0: Removing interface: ipvlan1 13:00:33 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) r1 = socket(0x0, 0x805, 0x0) getsockopt(r1, 0x114, 0x271b, &(0x7f0000019440)=""/102389, &(0x7f00000000c0)=0x18ff5) getsockopt$inet6_IPV6_IPSEC_POLICY(r1, 0x29, 0x22, &(0x7f00000000c0)={{{@in=@broadcast, @in6}}, {{@in6=@local}, 0x0, @in=@local}}, &(0x7f0000000000)=0xe8) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=ANY=[@ANYBLOB="3c00000013001d0400"/20, @ANYRES32=0x0, @ANYBLOB="000000000000000008000a0000000000140003006970766c616e31000000000000000000"], 0x3c}}, 0x0) 13:00:33 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x500000000000000}, 0x0) 13:00:33 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1300.379105][T18825] batman_adv: batadv0: Removing interface: ipvlan1 13:00:33 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x48, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:33 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000380), 0x1}, 0x0, 0x0, 0xfffffffc}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = creat(&(0x7f0000000280)='./file0\x00', 0xa0) perf_event_open(&(0x7f0000000300)={0x4, 0x70, 0x6, 0x3, 0x0, 0x1f, 0x0, 0x1, 0x0, 0x2, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x280, 0x3, @perf_bp={&(0x7f00000003c0), 0x8}, 0x2000, 0x5, 0x0, 0x5, 0xe5, 0x2, 0x2}, 0xffffffffffffffff, 0x447ca825, r1, 0x5) fchmod(r0, 0x48) ioctl$VIDIOC_SUBDEV_ENUM_DV_TIMINGS(r1, 0xc0945662, &(0x7f0000000400)={0x6, 0x0, [], {0x0, @reserved}}) r2 = getpid() sched_setscheduler(r2, 0x5, &(0x7f00000002c0)) r3 = openat$dlm_monitor(0xffffffffffffff9c, &(0x7f00000004c0)='/dev/dlm-monitor\x00', 0x206402, 0x0) r4 = creat(&(0x7f0000000000)='./bus\x00', 0x0) fcntl$setstatus(r4, 0x4, 0x6000) io_setup(0x1ff, &(0x7f00000004c0)=0x0) io_submit(r5, 0x1, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x0, 0x0, 0x1, 0x0, r4, &(0x7f0000000000), 0x10000}]) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000740)={r4, 0xc0, &(0x7f0000000680)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000540)=0xff, 0x0, 0x0, 0x0, &(0x7f0000000580)={0x0, 0x7ee}, 0x0, 0x0, &(0x7f00000005c0)={0x4, 0x8, 0x2, 0x1}, &(0x7f0000000600)=0x80000001, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=0x6}}, 0x10) bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000780)={r2, r3, 0x0, 0x6, &(0x7f0000000500)='tunl0\x00', r6}, 0x30) r7 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000080)='net/ip6_mr_vif\x00') ioctl$sock_inet_SIOCGIFNETMASK(r7, 0x891b, &(0x7f0000000240)={'tunl0\x00', {0x2, 0x4e21, @broadcast}}) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$KIOCSOUND(r7, 0x4b2f, 0x1f) r8 = creat(&(0x7f0000000000)='./file0\x00', 0x0) ioctl$EVIOCGKEY(r8, 0x80404518, &(0x7f00000000c0)=""/137) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r9 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r9, &(0x7f00000002c0)={0x0, 0xffffffffffffff70, &(0x7f0000000040)={&(0x7f0000000180)=ANY=[@ANYBLOB="3c00000013001d04000000000000000000bd7000", @ANYRES32=0x0, @ANYBLOB="200000000000fffd0a0000000000c4012b46d3027495ab59010ea5402e000500000000000f5f27fc2e71934f52051b9071b0ab172d51d226702f42ef896143e6b836dc128ff4c4a6e573000f139347eae3b62ef6f3d6fe489fd2efa0910aaefa7079b0579410dff6505542fdce0349d228a1360364ae1969f7e20476cf605dea177080e457b7a392c1c91c400000"], 0xfffffffffffffeef}, 0x1, 0x0, 0x0, 0x4000}, 0x0) [ 1300.572168][T18974] batman_adv: batadv0: Adding interface: ipvlan1 13:00:33 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1300.661894][T18974] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 13:00:33 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xe000000}, 0x0) 13:00:33 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x600000000000000}, 0x0) [ 1300.809540][T18974] batman_adv: batadv0: Interface activated: ipvlan1 [ 1301.130175][T19409] batman_adv: batadv0: Adding interface: ipvlan1 13:00:34 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=ANY=[@ANYBLOB="3c006eb925091000000000e9f392a542fde9a00440a0bc000000", @ANYRES32=0x0, @ANYBLOB="000000000000000008000a0000000000140003006970766c616e31000000000000000000"], 0x3c}}, 0x0) r2 = pkey_alloc(0x0, 0x2) pkey_mprotect(&(0x7f0000ffc000/0x2000)=nil, 0x2000, 0x1000000, r2) [ 1301.177885][T19409] batman_adv: batadv0: The MTU of interface ipvlan1 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. 13:00:34 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x801, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:34 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1301.323133][T19409] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active 13:00:34 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1301.574216][T19786] batman_adv: batadv0: Interface deactivated: ipvlan1 [ 1301.616306][T19786] batman_adv: batadv0: Removing interface: ipvlan1 13:00:34 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=ANY=[@ANYBLOB="00002609c6d006", @ANYRES32=0x0, @ANYBLOB="000000000000000008000a0000000000540003006970ffff0000000000000417c944117734a63531000000000000000000"], 0x3c}}, 0x0) 13:00:35 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xf000000}, 0x0) 13:00:35 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:35 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x700000000000000}, 0x0) [ 1302.178022][T20054] batman_adv: batadv0: Removing interface: ipvlan1 13:00:35 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3801, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:35 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = open(&(0x7f0000000140)='./bus\x00', 0x141042, 0x0) r2 = creat(&(0x7f0000000300)='./file0\x00', 0x0) write$P9_RREMOVE(r2, &(0x7f0000000280), 0x1033b) fdatasync(r2) ioctl$EXT4_IOC_MOVE_EXT(r1, 0xc028660f, &(0x7f0000000200)={0x0, r2}) ioctl$GIO_CMAP(r1, 0x4b70, &(0x7f0000000000)) r3 = socket$netlink(0x10, 0x3, 0x1) sendmsg$nl_route(r3, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0xd, 0x13, 0x20, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x5, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x44000) 13:00:35 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1302.399742][T20114] batman_adv: batadv0: Adding interface: ipvlan1 [ 1302.442650][T20114] batman_adv: batadv0: The MTU of interface ipvlan1 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. 13:00:35 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x10000000}, 0x0) [ 1302.524635][T20114] batman_adv: batadv0: Interface activated: ipvlan1 13:00:35 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1302.806925][T20737] batman_adv: batadv0: Adding interface: ipvlan1 [ 1302.873987][T20737] batman_adv: batadv0: The MTU of interface ipvlan1 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. [ 1302.903853][T20737] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active 13:00:36 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:36 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xa00000000000000}, 0x0) 13:00:36 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x9}}, 0x0) 13:00:36 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:36 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0xfffffffffffffffe}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1303.218173][T20889] batman_adv: batadv0: Interface deactivated: ipvlan1 [ 1303.242746][T20889] batman_adv: batadv0: Removing interface: ipvlan1 13:00:36 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:36 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0xf}}, 0x0) 13:00:36 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x14000000}, 0x0) 13:00:36 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket(0x40000000015, 0x805, 0x0) getsockopt(r1, 0x114, 0x271b, &(0x7f0000019440)=""/102389, &(0x7f00000000c0)=0x18ff5) ioctl$EXT4_IOC_MOVE_EXT(r0, 0xc028660f, &(0x7f0000000000)={0x0, r1, 0xffffffffffffff9d, 0x5, 0x10000, 0x3ff}) socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000100)=ANY=[@ANYBLOB="3c1000091320190400"/20, @ANYRES32=0x0, @ANYBLOB="000000000000000008000a0000000000140003006970766c616e31000000000000000000b95153f716"], 0x3c}}, 0x0) [ 1303.800637][T21360] batman_adv: batadv0: Adding interface: ipvlan1 [ 1303.852982][T21360] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 13:00:37 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xc00000000000000}, 0x0) [ 1303.980471][T21360] batman_adv: batadv0: Interface activated: ipvlan1 13:00:37 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:37 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x3b6, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x40, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext, 0x4000}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) r1 = socket$inet(0x2, 0x2, 0x0) sendto$inet(r1, 0x0, 0x0, 0x8840, &(0x7f0000000000)={0x2, 0x4e23, @remote}, 0x10) r2 = socket$packet(0x11, 0x3, 0x300) dup2(r2, r1) r3 = socket(0x10, 0x80002, 0x0) ioctl(r3, 0x1000008912, &(0x7f00000001c0)="080db5055e0bcfe8696071") r4 = socket(0x10, 0x80002, 0x0) ioctl(r4, 0x1000008912, &(0x7f00000001c0)="080db5055e0bcfe8696071") fcntl$getownex(r4, 0x10, &(0x7f0000000000)={0x0, 0x0}) ioctl$VIDIOC_PREPARE_BUF(0xffffffffffffffff, 0xc058565d, &(0x7f0000000080)={0x101, 0x5, 0x4, 0x70000, 0x2, {0x0, 0x7530}, {0xa1be500732e17e70, 0x1, 0x40, 0x1f, 0x6, 0x5, "87a9455e"}, 0x4, 0x2, @userptr=0xfffffffffffffffa, 0x5, 0x0, 0xffffffffffffffff}) setsockopt$XDP_UMEM_REG(r6, 0x11b, 0x4, &(0x7f0000000180)={&(0x7f0000000100)=""/116, 0x201000, 0x0, 0x9, 0x1}, 0x20) ioctl$sock_SIOCSPGRP(r3, 0x8902, &(0x7f0000000040)=r5) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r7 = socket$nl_route(0x10, 0x3, 0x0) r8 = socket(0x40000000015, 0x805, 0x0) getsockopt(r8, 0x114, 0x271b, &(0x7f0000019440)=""/102389, &(0x7f00000000c0)=0x18ff5) r9 = socket$pppoe(0x18, 0x1, 0x0) ioctl$sock_SIOCOUTQ(r9, 0x5411, &(0x7f0000000680)) sendmsg$IPCTNL_MSG_CT_NEW(r8, &(0x7f0000000280)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x1008009}, 0xc, &(0x7f0000000240)={&(0x7f0000000500)=ANY=[@ANYBLOB="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"], 0x17c}, 0x1, 0x0, 0x0, 0x4000}, 0x4000000) sendmsg$nl_route(r7, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000340)=ANY=[@ANYBLOB="3c00000013001d040000000000000000000000004286a030f315e2d407b3c0e440818a0bb96dba798c9b568c97dd0cd54515cc82b3be13e63ad5c8ca13b66604e97ce5ad228488c9531714b0d64f7b7a6e37afbef1bf44ccb2b66522bbb5881457f870b830be28e5ee31aa058e5424655fec8cbc3fc3126e142db1ec208bbadf4730264999972b5a", @ANYRES32=0x0, @ANYBLOB="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"], 0x3c}}, 0x0) [ 1304.227454][T21736] batman_adv: batadv0: Removing interface: ipvlan1 13:00:37 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x20000000}, 0x0) 13:00:37 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x10}}, 0x0) 13:00:37 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x28, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x5, 0xa}]}, 0x28}}, 0x0) 13:00:37 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xe00000000000000}, 0x0) [ 1304.801837][T22002] netlink: 'syz-executor.5': attribute type 10 has an invalid length. 13:00:38 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1304.882686][T22089] batman_adv: batadv0: Removing interface: ipvlan1 13:00:38 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x28, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x5, 0xa}]}, 0x28}}, 0x0) [ 1305.018682][T22123] batman_adv: batadv0: Interface deactivated: ipvlan1 [ 1305.063462][T22123] batman_adv: batadv0: Removing interface: ipvlan1 13:00:38 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x48}}, 0x0) 13:00:38 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x3f000000}, 0x0) 13:00:38 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xf00000000000000}, 0x0) 13:00:38 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_PROMISCUITY={0x0, 0x1e, 0x1}]}, 0x3c}}, 0x0) 13:00:38 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:38 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x28, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x5, 0xa}]}, 0x28}}, 0x0) [ 1305.387087][T22501] batman_adv: batadv0: Adding interface: ipvlan1 [ 1305.422085][T22501] batman_adv: batadv0: The MTU of interface ipvlan1 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. [ 1305.509339][T22501] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active [ 1305.553574][T22540] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 1305.658470][T22576] batman_adv: batadv0: Adding interface: ipvlan1 [ 1305.703090][T22576] batman_adv: batadv0: The MTU of interface ipvlan1 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. 13:00:38 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0xc0}}, 0x0) [ 1305.783252][T22576] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active [ 1305.816926][T22599] batman_adv: batadv0: Adding interface: ipvlan1 [ 1305.829612][T22599] batman_adv: batadv0: The MTU of interface ipvlan1 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. [ 1305.866029][T22599] batman_adv: batadv0: Interface activated: ipvlan1 13:00:39 executing program 1: r0 = creat(&(0x7f0000000000)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x6000) io_setup(0x1ff, &(0x7f00000004c0)=0x0) io_submit(r1, 0x1, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x0, 0x0, 0x1, 0x0, r0, &(0x7f0000000000), 0x10000}]) r2 = socket(0x40000000015, 0x805, 0x0) getsockopt(r2, 0x114, 0x271b, &(0x7f0000019440)=""/102389, &(0x7f00000000c0)=0x18ff5) ioctl$VIDIOC_QBUF(r0, 0xc058560f, &(0x7f0000000000)={0x5, 0x1, 0x4, 0x100, 0x7, {0x0, 0x2710}, {0x1, 0x1, 0x7, 0x9, 0x5, 0x8, "40701b23"}, 0x1, 0x2, @offset=0x2, 0x3, 0x0, r2}) r4 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x81090, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r4, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) r5 = socket(0x10, 0x80002, 0x0) ioctl(r5, 0x1000008912, &(0x7f00000001c0)="080db5055e0bcfe8696071") setsockopt$PNPIPE_ENCAP(r3, 0x113, 0x1, &(0x7f0000000100), 0x4) ioctl$SIOCGSTAMP(r5, 0x8906, &(0x7f0000000080)) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r6 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r6, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000340)=ANY=[@ANYBLOB="9800008013001d04000000000000000000000000032c2dd121d9af67f4793c40c43a365440a4d2a7c6e1d809a973b3baee5564a319de33e2cb809260bfa6", @ANYRES32=0x0, @ANYBLOB="000000000000000005000a000000000070001200080001006772650064000200060010004e200000050013000100000005000800090000000500080002000000080015001e4a0f0005001700010000000800150042710f00060010004e23000008001500bcee0a000500170001000000060011004e20000008000600ac1e0101"], 0x98}}, 0x0) [ 1306.071714][T23118] batman_adv: batadv0: Removing interface: ipvlan1 13:00:39 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x40000000}, 0x0) 13:00:39 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x1000000000000000}, 0x0) 13:00:39 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x34, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x34}}, 0x0) 13:00:39 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1306.465182][T23252] batman_adv: batadv0: Removing interface: ipvlan1 13:00:39 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0xec0}}, 0x0) [ 1306.652321][T23384] batman_adv: batadv0: Interface deactivated: ipvlan1 13:00:39 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) gettid() fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) socket$isdn(0x22, 0x3, 0x24) r1 = semget$private(0x0, 0x7, 0x0) r2 = open(&(0x7f0000000140)='./bus\x00', 0x141042, 0x0) r3 = creat(&(0x7f0000000300)='./file0\x00', 0x0) write$P9_RREMOVE(r3, &(0x7f0000000280), 0x1033b) fdatasync(r3) ioctl$EXT4_IOC_MOVE_EXT(r2, 0xc028660f, &(0x7f0000000200)={0x0, r3}) ioctl$KVM_GET_ONE_REG(r3, 0x4010aeab, &(0x7f0000000480)={0x401}) r4 = socket(0x40000000015, 0x805, 0x0) getsockopt(r4, 0x114, 0x271b, &(0x7f0000019440)=""/102389, &(0x7f00000000c0)=0x18ff5) setsockopt$inet_tcp_TCP_REPAIR_QUEUE(r4, 0x6, 0x14, &(0x7f0000000140), 0x4) semop(r1, &(0x7f0000000240), 0x6) semctl$GETNCNT(r1, 0x4, 0xe, &(0x7f0000000000)=""/77) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r5, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000180)=ANY=[@ANYBLOB="3c00000013001d0400"/20, @ANYRES32=0x0, @ANYBLOB="0000000000140003006970766c616e310000000000000000000000000000000000000000aa305fd46eb81da8a91d5034346678d3847523a7525782a20bc8337aa8b93f55caa6e6f7481a5337d56b266f29012dd2a030ecdacfb4936bc2c9543a9dfea256ae700049a9cba501b9976e1d9e4d8518e1197d13dc8910a8c128065579f250c3417a25f247df004aebc5f0d534af79af0c28c4ab08d1e30145ebe0e346b5da1df6d0a27b5634da642a740e3e6a046282474f3c1a"], 0x3c}}, 0x0) r6 = socket(0x40000000015, 0x805, 0x0) getsockopt(r6, 0x114, 0x271b, &(0x7f0000019440)=""/102389, &(0x7f00000000c0)=0x18ff5) r7 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000280)='/dev/snapshot\x00', 0x383000, 0x0) ioctl$DRM_IOCTL_GET_STATS(r7, 0x80f86406, &(0x7f0000000340)=""/169) r8 = socket(0x840000000002, 0x3, 0xff) close(r8) r9 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r9, 0x84, 0x6f, &(0x7f0000000100)={0x0, 0x10, &(0x7f0000000680)=[@in={0x2, 0x0, @dev}]}, &(0x7f0000000600)=0x10) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r9, 0x84, 0x1d, &(0x7f0000000440)=ANY=[@ANYBLOB="0100e900", @ANYRES32=0x0], &(0x7f0000000400)=0x8) getsockopt$inet_sctp_SCTP_RTOINFO(r8, 0x84, 0x72, &(0x7f0000000000)={r10}, &(0x7f0000000040)=0x10) getsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(r6, 0x84, 0x76, &(0x7f0000000080)={r10, 0x7ff}, &(0x7f00000000c0)=0x8) 13:00:39 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x34, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x34}}, 0x0) [ 1306.745652][T23384] batman_adv: batadv0: Removing interface: ipvlan1 13:00:40 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x48000000}, 0x0) [ 1306.947191][T23500] batman_adv: batadv0: Adding interface: ipvlan1 13:00:40 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x1400000000000000}, 0x0) [ 1306.975759][T23500] batman_adv: batadv0: The MTU of interface ipvlan1 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. 13:00:40 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1307.089153][T23500] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active [ 1307.181675][T23931] batman_adv: batadv0: Adding interface: ipvlan1 [ 1307.222340][T23931] batman_adv: batadv0: The MTU of interface ipvlan1 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. [ 1307.391804][T23931] batman_adv: batadv0: Interface activated: ipvlan1 [ 1307.462200][T23799] batman_adv: batadv0: Adding interface: ipvlan1 [ 1307.478048][T23799] batman_adv: batadv0: The MTU of interface ipvlan1 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. 13:00:40 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) arch_prctl$ARCH_SET_CPUID(0x1012, 0x1) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:40 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x34, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x34}}, 0x0) [ 1307.573056][T23799] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active 13:00:40 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x33fe0}}, 0x0) 13:00:40 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1307.885042][T24161] batman_adv: batadv0: Removing interface: ipvlan1 13:00:41 executing program 5: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x3b6, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x40, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext, 0x4000}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) r1 = socket$inet(0x2, 0x2, 0x0) sendto$inet(r1, 0x0, 0x0, 0x8840, &(0x7f0000000000)={0x2, 0x4e23, @remote}, 0x10) r2 = socket$packet(0x11, 0x3, 0x300) dup2(r2, r1) r3 = socket(0x10, 0x80002, 0x0) ioctl(r3, 0x1000008912, &(0x7f00000001c0)="080db5055e0bcfe8696071") r4 = socket(0x10, 0x80002, 0x0) ioctl(r4, 0x1000008912, &(0x7f00000001c0)="080db5055e0bcfe8696071") fcntl$getownex(r4, 0x10, &(0x7f0000000000)={0x0, 0x0}) ioctl$VIDIOC_PREPARE_BUF(0xffffffffffffffff, 0xc058565d, &(0x7f0000000080)={0x101, 0x5, 0x4, 0x70000, 0x2, {0x0, 0x7530}, {0xa1be500732e17e70, 0x1, 0x40, 0x1f, 0x6, 0x5, "87a9455e"}, 0x4, 0x2, @userptr=0xfffffffffffffffa, 0x5, 0x0, 0xffffffffffffffff}) setsockopt$XDP_UMEM_REG(r6, 0x11b, 0x4, &(0x7f0000000180)={&(0x7f0000000100)=""/116, 0x201000, 0x0, 0x9, 0x1}, 0x20) ioctl$sock_SIOCSPGRP(r3, 0x8902, &(0x7f0000000040)=r5) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r7 = socket$nl_route(0x10, 0x3, 0x0) r8 = socket(0x40000000015, 0x805, 0x0) getsockopt(r8, 0x114, 0x271b, &(0x7f0000019440)=""/102389, &(0x7f00000000c0)=0x18ff5) r9 = socket$pppoe(0x18, 0x1, 0x0) ioctl$sock_SIOCOUTQ(r9, 0x5411, &(0x7f0000000680)) sendmsg$IPCTNL_MSG_CT_NEW(r8, &(0x7f0000000280)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x1008009}, 0xc, &(0x7f0000000240)={&(0x7f0000000500)=ANY=[@ANYBLOB="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"], 0x17c}, 0x1, 0x0, 0x0, 0x4000}, 0x4000000) sendmsg$nl_route(r7, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000340)=ANY=[@ANYBLOB="3c00000013001d040000000000000000000000004286a030f315e2d407b3c0e440818a0bb96dba798c9b568c97dd0cd54515cc82b3be13e63ad5c8ca13b66604e97ce5ad228488c9531714b0d64f7b7a6e37afbef1bf44ccb2b66522bbb5881457f870b830be28e5ee31aa058e5424655fec8cbc3fc3126e142db1ec208bbadf4730264999972b5a", @ANYRES32=0x0, @ANYBLOB="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"], 0x3c}}, 0x0) 13:00:41 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = creat(&(0x7f0000000000)='./bus\x00', 0x0) fcntl$setstatus(r1, 0x4, 0x6000) io_setup(0x1ff, &(0x7f00000004c0)=0x0) io_submit(r2, 0x1, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x0, 0x0, 0x1, 0x0, r1, &(0x7f0000000000), 0x10000}]) ioctl$NS_GET_OWNER_UID(r1, 0xb704, &(0x7f0000000000)) r3 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r3, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=ANY=[@ANYBLOB="3c00020013001d04000200"/20, @ANYRES32=0x0, @ANYBLOB="000000000000000008000a0000000000140003006970766c616e31000000000000000000"], 0x3c}}, 0x0) 13:00:41 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:41 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x4c000000}, 0x0) 13:00:41 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x2000000000000000}, 0x0) 13:00:41 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x200000bc}}, 0x0) [ 1308.353069][T24513] batman_adv: batadv0: Removing interface: ipvlan1 13:00:41 executing program 5: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=ANY=[@ANYBLOB="3c006eb925091000000000e9f392a542fde9a00440a0bc000000", @ANYRES32=0x0, @ANYBLOB="000000000000000008000a0000000000140003006970766c616e31000000000000000000"], 0x3c}}, 0x0) r2 = pkey_alloc(0x0, 0x2) pkey_mprotect(&(0x7f0000ffc000/0x2000)=nil, 0x2000, 0x1000000, r2) [ 1308.538273][T24797] batman_adv: batadv0: Adding interface: ipvlan1 13:00:41 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFPFLAGS(0xffffffffffffffff, 0x8934, &(0x7f0000000000)={'syzkaller0\x00', 0x9}) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=ANY=[@ANYBLOB="3c00000013001d0400"/20, @ANYRES32=0x0, @ANYBLOB="000000000000000008000a0000000000140003006970766c616e31293e5540ea5daa5100"], 0x3c}}, 0x0) sendmsg$L2TP_CMD_TUNNEL_DELETE(r1, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x24, 0x0, 0x1, 0x70bd26, 0x25dfdbfb, {}, [@L2TP_ATTR_DATA_SEQ={0x5, 0x4, 0x7}, @L2TP_ATTR_DEBUG={0x8}]}, 0x24}, 0x1, 0x0, 0x0, 0x10}, 0x2) [ 1308.580271][T24797] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 13:00:41 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:41 executing program 5: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x1000000}, 0x0) 13:00:41 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x3f00000000000000}, 0x0) 13:00:41 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x60000000}, 0x0) [ 1308.677643][T24797] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active [ 1308.845625][T25122] batman_adv: batadv0: Removing interface: ipvlan1 13:00:42 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:42 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) prctl$PR_GET_PDEATHSIG(0x2, &(0x7f0000000000)) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=ANY=[@ANYBLOB="3c00000013001d0400"/20, @ANYRES32=0x0, @ANYBLOB="000000000000000008000a0000000000140003006970766c616e00"/36], 0x3c}}, 0x0) 13:00:42 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x7ffff000}}, 0x0) [ 1309.012577][T25234] batman_adv: batadv0: Adding interface: ipvlan1 [ 1309.045424][T25234] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 13:00:42 executing program 5: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x1000000}, 0x0) 13:00:42 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x4000000000000000}, 0x0) [ 1309.143591][T25234] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active [ 1309.291050][T25775] batman_adv: batadv0: Adding interface: ipvlan1 13:00:42 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1309.326501][T25775] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 13:00:42 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0xfffffdef}}, 0x0) 13:00:42 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x4, 0x70, 0x0, 0x0, 0x0, 0x81, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x100, 0x0, @perf_bp={&(0x7f0000000080)}, 0x0, 0x0, 0x0, 0x3}, 0x0, 0xfffffffffffffffd, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=ANY=[@ANYBLOB="126500000000c00e4f11e97601a2b800"/29, @ANYRES32=0x0, @ANYBLOB="000000000000000008000a0000000000140003006970766c616e31000000000000000000"], 0x3c}}, 0x0) [ 1309.490853][T25775] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active [ 1309.582541][T26016] batman_adv: batadv0: Interface deactivated: ipvlan1 13:00:42 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x65580000}, 0x0) [ 1309.629841][T26016] batman_adv: batadv0: Removing interface: ipvlan1 13:00:43 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket(0x40000000015, 0x805, 0x0) getsockopt(r2, 0x114, 0x271b, &(0x7f0000019440)=""/102389, &(0x7f00000000c0)=0x18ff5) setsockopt$netlink_NETLINK_TX_RING(r2, 0x10e, 0x7, &(0x7f0000000000)={0x1000, 0xfffffffb, 0x8, 0x3}, 0x10) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:43 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:43 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x4800000000000000}, 0x0) 13:00:43 executing program 5: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x1000000}, 0x0) [ 1309.947926][T26323] batman_adv: batadv0: Removing interface: ipvlan1 [ 1310.171229][T26331] batman_adv: batadv0: Adding interface: ipvlan1 13:00:43 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x2}, 0x0) [ 1310.235397][T26331] batman_adv: batadv0: The MTU of interface ipvlan1 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. 13:00:43 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x68000000}, 0x0) [ 1310.290647][T26331] batman_adv: batadv0: Interface activated: ipvlan1 [ 1310.434616][T26837] batman_adv: batadv0: Removing interface: ipvlan1 [ 1310.733544][T26840] batman_adv: batadv0: Adding interface: ipvlan1 13:00:44 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1310.808724][T26840] batman_adv: batadv0: The MTU of interface ipvlan1 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. 13:00:44 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:44 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x3}, 0x0) [ 1310.903133][T26840] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active 13:00:44 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x26) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x840000000002, 0x3, 0xff) r4 = syz_genetlink_get_family_id$fou(&(0x7f0000000200)='fou\x00') r5 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r5, 0x0, 0x0) sendto$inet(r5, 0x0, 0x100000351, 0x20020059, &(0x7f0000000080)={0x2, 0x4e20}, 0x10) shutdown(r5, 0x1) accept4(r5, &(0x7f0000000000)=@ll={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000080)=0x80, 0x80000) bind(0xffffffffffffffff, &(0x7f0000000100)=@xdp={0x2c, 0x0, r6, 0x2a}, 0x80) sendmsg$FOU_CMD_DEL(r1, &(0x7f0000000340)={&(0x7f0000000080), 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x3c, r4, 0x400, 0x70bd25, 0x25dfdbfe, {}, [@FOU_ATTR_PEER_PORT={0x6, 0xa, 0x4e22}, @FOU_ATTR_REMCSUM_NOPARTIAL={0x4}, @FOU_ATTR_REMCSUM_NOPARTIAL={0x4}, @FOU_ATTR_PEER_V4={0x8, 0x8, @multicast1}, @FOU_ATTR_LOCAL_V4={0x8, 0x6, @initdev={0xac, 0x1e, 0x1, 0x0}}, @FOU_ATTR_IFINDEX={0x8, 0xb, r6}]}, 0x3c}, 0x1, 0x0, 0x0, 0x50}, 0x40000) close(r3) r7 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r7, 0x84, 0x6f, &(0x7f0000000100)={0x0, 0x10, &(0x7f0000000680)=[@in={0x2, 0x0, @dev}]}, &(0x7f0000000600)=0x10) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r7, 0x84, 0x1d, &(0x7f0000000440)={0x1, [0x0]}, &(0x7f0000000400)=0x8) getsockopt$inet_sctp_SCTP_RTOINFO(r3, 0x84, 0x72, &(0x7f0000000000)={r8}, &(0x7f0000000040)=0x10) setsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r1, 0x84, 0x6, &(0x7f00000000c0)={r8, @in6={{0xa, 0x4e21, 0x40, @loopback, 0x2}}}, 0x84) r9 = socket(0x10, 0x80002, 0x0) ioctl(r9, 0x1000008912, &(0x7f00000001c0)="080db5055e0bcfe8696071") getsockopt$rose(r9, 0x104, 0x5, &(0x7f0000000380), &(0x7f00000003c0)=0x4) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000180)=ANY=[@ANYBLOB="3c0000000000000000000017842037bc9db8cf05aab4eab76b30d400", @ANYRES32=0x0, @ANYBLOB="000000000000000008000a00000000001400033c0d00006c616e31000000080000000000"], 0x3c}}, 0x0) rt_sigqueueinfo(0x0, 0x37, &(0x7f00000004c0)={0x13, 0x0, 0x6}) ioctl$UI_SET_PHYS(0xffffffffffffffff, 0x4008556c, &(0x7f0000000040)='syz1\x00') openat$vicodec1(0xffffffffffffff9c, &(0x7f0000000480)='/dev/video37\x00', 0x2, 0x0) 13:00:44 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x4c00000000000000}, 0x0) [ 1311.100934][T27048] batman_adv: batadv0: Interface deactivated: ipvlan1 [ 1311.151124][T27048] batman_adv: batadv0: Removing interface: ipvlan1 13:00:44 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) ioctl$TUNSETTXFILTER(0xffffffffffffffff, 0x400454d1, &(0x7f0000000000)={0x1, 0xa, [@local, @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xc}, @random="7ef1d37ab785", @dev={[], 0x24}, @remote, @local, @remote, @remote, @remote, @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x3}]}) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1311.353859][T27049] batman_adv: batadv0: Interface deactivated: ipvlan1 [ 1311.369880][T27049] batman_adv: batadv0: Removing interface: ipvlan1 13:00:44 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x2}, 0x0) 13:00:44 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x6c000000}, 0x0) [ 1311.591441][T27052] batman_adv: batadv0: Adding interface: ipvlan1 [ 1311.608125][T27052] batman_adv: batadv0: The MTU of interface ipvlan1 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. 13:00:44 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1311.649896][T27052] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active [ 1311.701452][T27364] batman_adv: batadv0: Adding interface: ipvlan1 [ 1311.744842][T27364] batman_adv: batadv0: The MTU of interface ipvlan1 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. 13:00:45 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) io_setup(0x7, &(0x7f0000000000)=0x0) r3 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x32041, 0x0) r4 = socket(0x40000000015, 0x805, 0x0) getsockopt(r4, 0x114, 0x271b, &(0x7f0000019440)=""/102389, &(0x7f00000000c0)=0x18ff5) r5 = openat$apparmor_task_current(0xffffffffffffff9c, &(0x7f0000001380)='/proc/self/attr/current\x00', 0x2, 0x0) r6 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) io_submit(r2, 0x6, &(0x7f0000001600)=[&(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x4, 0xffffffffffffffff, &(0x7f00000000c0)="fe5bac07cebdb2e164666bf7c3f8ad0a24070c4ec39719afc94734d34bf7f4342450a6d8d573024b229c8793d457acca7621d5d0021df8e87b3615d2bcdebc3656523f3ca32dc06dc520c225fbcf1f4b4e95d9fb2ede000991f9ff0b00bb6ece4afab4fbcc6cc49731167ed5f6ac0407b59d2e5f11132c895649d13b4a5354c745d3e3f730e2fc395a870f83a7fbea4bff065e841f65f73d6d357e81ee8e185f03270a0cec98bf0f642e9eeb63041199bb36b576f1207a4807cc5196d782e45d175c65d3fc07c7e6b12c15e471776cba68fde9a63aa3cff78ccb073a1447ba181ca376a784c4868464f5efc8", 0xec, 0x2, 0x0, 0x1, r3}, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x3, 0xe07, r4, &(0x7f0000000340)="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", 0x1000, 0x367, 0x0, 0x1}, &(0x7f0000001340)={0x0, 0x0, 0x0, 0x0, 0x7fff, r0, &(0x7f0000000240)="dab56c46d5dfc57e2597a0c496e9202a97706990d7d4219d29525dd4c2dcd883a9d7bdcae0741598734fee7602dd52b5a0adbeee900f6983a9057f212cf321973cfa3f31664a14ca7fd5cac342915077be0117169f8c6f0c7964a8f4027add9558", 0x61, 0x8, 0x0, 0x1}, &(0x7f0000001440)={0x0, 0x0, 0x0, 0x7, 0x0, r5, &(0x7f00000013c0)="11c794201494e3bd86402a31b76b5e5099bf1954d6ac2132c5c450c125a39dfa765917f0eaaaf5c4c07ba45635874d2b39c93506f7b6c8ca04ae6d6ad21102decba23f5a887d2295f80d7300cb0699e2582d8ace", 0x54, 0x0, 0x0, 0x2}, &(0x7f00000014c0)={0x0, 0x0, 0x0, 0x5, 0x1, r1, &(0x7f0000001480)="b4316091816ffd58ae7da3ebc8764d5c6fb0704c93e91f62469a30e483b40fd5b5bfbccdee78f486b501d2faef0d5b5d57e1bd", 0x33, 0x7, 0x0, 0x3, r1}, &(0x7f00000015c0)={0x0, 0x0, 0x0, 0x0, 0x4, r6, &(0x7f0000001500)="709bc26ce729f72d61c69274a8aff80011ea2cdf926e296b3b49907c0f31a119f50a1697d62fd7ef9f9c8f8577db3658892e7f20554968a29c4c16ed44f59355513a9a6b7edecf4bed2b6dcc3239528fcba54e606e8ed5da4193005f99f5fcf7ae999283d0ee5c5b850fb7c51891b17570a12bac72c8a040cf71a56518cd5ed2d00aa0089c37b483ed", 0x89, 0x400, 0x0, 0x1, r1}]) r7 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r7, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1311.894239][T27364] batman_adv: batadv0: Interface activated: ipvlan1 13:00:45 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x4}, 0x0) 13:00:45 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x6000000000000000}, 0x0) 13:00:45 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1312.193566][T27755] batman_adv: batadv0: Removing interface: ipvlan1 13:00:45 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext={0x6}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x2) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=ANY=[@ANYBLOB="3c00000013001504000000004401406d36d06305", @ANYRES32=0x0, @ANYBLOB="000000000000000008000a0000000000140003006970766c616e31000000000000000000"], 0x3c}}, 0x0) sendmsg$TIPC_NL_NAME_TABLE_GET(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000040)={&(0x7f0000000180)=ANY=[@ANYBLOB='H\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="00012d04000000dbdf25100000001c00068004000200080001000200000004000200040002000400020018000680040002000800010003000000080001000001000026fa9f6604194048a112dc3da32ccd4a4ff11c3ab1c7c51683d8541e29595eb6db6c9d0deb4a269ff5684506102fe63c3878b981f5348914bb12b944fa9922a9c460f45763ccd5978200318e2abf5d87b3498235eb416465faebb241f55a3ad733c6273bc28811be378b766862b9e7faa5"], 0x48}, 0x1, 0x0, 0x0, 0x2004c010}, 0x40840) 13:00:45 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x8}, 0x0) 13:00:45 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x74000000}, 0x0) 13:00:45 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:45 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x6558000000000000}, 0x0) [ 1312.588459][T27979] batman_adv: batadv0: Removing interface: ipvlan1 13:00:45 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x2}, 0x0) 13:00:45 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) r1 = socket(0x40000000015, 0x805, 0x0) getsockopt(r1, 0x114, 0x271b, &(0x7f0000019440)=""/102389, &(0x7f00000000c0)=0x18ff5) dup(r1) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) write$P9_RLOCK(0xffffffffffffffff, &(0x7f0000000000)={0x8, 0x35, 0x1, 0x2}, 0x8) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1312.723625][T27987] batman_adv: batadv0: Removing interface: ipvlan1 13:00:46 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x25}, 0x0) [ 1312.917255][T28104] batman_adv: batadv0: Adding interface: ipvlan1 13:00:46 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, 0x0}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1312.955832][T28104] batman_adv: batadv0: The MTU of interface ipvlan1 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. [ 1312.999349][T28104] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active [ 1313.079585][T28506] batman_adv: batadv0: Adding interface: ipvlan1 13:00:46 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x7a000000}, 0x0) [ 1313.105775][T28506] batman_adv: batadv0: The MTU of interface ipvlan1 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. [ 1313.287121][T28506] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active 13:00:46 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x6800000000000000}, 0x0) 13:00:46 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = creat(&(0x7f0000000000)='./bus\x00', 0x0) fcntl$setstatus(r2, 0x4, 0x6000) io_setup(0x1ff, &(0x7f00000004c0)=0x0) io_submit(r3, 0x1, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x0, 0x0, 0x1, 0x0, r2, &(0x7f0000000000), 0x10000}]) ioctl$USBDEVFS_RELEASEINTERFACE(r2, 0x80045510, &(0x7f0000000000)=0x5) [ 1313.475965][T28652] batman_adv: batadv0: Adding interface: ipvlan1 [ 1313.482627][T28652] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 13:00:46 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, 0x0}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1313.571706][T28652] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active 13:00:46 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x2}, 0x0) 13:00:47 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x6c00000000000000}, 0x0) 13:00:47 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = openat$full(0xffffffffffffff9c, &(0x7f0000000000)='/dev/full\x00', 0x5180b48a7a9a0101, 0x0) ioctl$SNDRV_CTL_IOCTL_RAWMIDI_INFO(r2, 0xc10c5541, &(0x7f00000000c0)={0x4, 0x5}) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=ANY=[@ANYBLOB="3c00000013001d0400"/20, @ANYRES32=0x0, @ANYBLOB="000000000000e79c94770a000008000014000300693c0e335973d851a000000000000000"], 0x3c}}, 0x0) 13:00:47 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, 0x0}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1313.895698][T29017] batman_adv: batadv0: Interface deactivated: ipvlan1 [ 1313.943701][T29017] batman_adv: batadv0: Removing interface: ipvlan1 13:00:47 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x48}, 0x0) 13:00:47 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x81000000}, 0x0) [ 1314.153875][T29022] netlink: 28 bytes leftover after parsing attributes in process `syz-executor.1'. 13:00:47 executing program 5: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:47 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={0x0}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1314.219969][T29128] batman_adv: batadv0: Removing interface: ipvlan1 [ 1314.420567][T29234] batman_adv: batadv0: Adding interface: ipvlan1 13:00:47 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0xffffff25, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=@setlink={0x48, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x5, 0xa}, @IFLA_PHYS_PORT_ID={0x1d, 0x22, "0fa81f1ccfd1b52f3ccede6f9f93ae1bf7ce2ef8f85cd12972"}]}, 0x48}}, 0x20) r2 = open(&(0x7f0000000140)='./bus\x00', 0x141042, 0x0) r3 = creat(&(0x7f0000000300)='./file0\x00', 0x0) write$P9_RREMOVE(r3, &(0x7f0000000280), 0x1033b) fdatasync(r3) ioctl$EXT4_IOC_MOVE_EXT(r2, 0xc028660f, &(0x7f0000000200)={0x0, r3}) ioctl$VIDIOC_SUBDEV_S_CROP(r3, 0xc038563c, &(0x7f0000000080)={0x0, 0x0, {0x1, 0x1, 0x400, 0x40}}) 13:00:47 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x88a8ffff}, 0x0) [ 1314.452125][T29234] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 13:00:47 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x7400000000000000}, 0x0) [ 1314.555853][T29234] batman_adv: batadv0: Interface activated: ipvlan1 13:00:47 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x118}, 0x0) [ 1314.696218][T29376] netlink: 'syz-executor.1': attribute type 10 has an invalid length. 13:00:47 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={0x0}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:47 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=ANY=[@ANYBLOB="3c00000013001d0400"/20, @ANYRES32=0x0, @ANYBLOB="000000000000000008000a0000000000140003006970766c616e310000000000000000002808d5b820fa6096"], 0x3c}}, 0x0) [ 1314.754879][T29690] batman_adv: batadv0: Removing interface: ipvlan1 [ 1314.962129][T29740] batman_adv: batadv0: Adding interface: ipvlan1 [ 1314.998949][T29740] batman_adv: batadv0: The MTU of interface ipvlan1 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. 13:00:48 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x7a00000000000000}, 0x0) [ 1315.123047][T29740] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active 13:00:48 executing program 5: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:48 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={0x0}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:48 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x8f7752ad}, 0x0) [ 1315.288229][T30002] batman_adv: batadv0: Adding interface: ipvlan1 [ 1315.335163][T30002] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 13:00:48 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$int_in(r0, 0xd695, &(0x7f0000000000)=0x8) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0xe421c46450c1524d}}, 0x0) [ 1315.445125][T30002] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active 13:00:48 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x0, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:48 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x324}, 0x0) 13:00:48 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x8100000000000000}, 0x0) 13:00:49 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) r1 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000240)='net/nfsfs\x00') r2 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000800)='nl80211\x00') sendmsg$NL80211_CMD_SET_WIPHY_NETNS(r1, &(0x7f00000008c0)={&(0x7f00000007c0)={0x10, 0x0, 0x0, 0x8600248}, 0xc, &(0x7f0000000880)={&(0x7f0000000900)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01002abd7000fddbdf2531000000080001000400000008005200", @ANYRES32, @ANYBLOB="0800db00", @ANYRES32, @ANYBLOB="9587237c17d97953c72ed27630b532f74299af8f6bf37787bb2259cc35968abbef63a648fad49e56a701005dfa0b7f403385b45f72f16af626648a0a40f27d99091fe4f2059b39dd9770191c1a902289eb8da0588184218e39a70065c61b6518a63e0e92ca0ab68d9c424debc7db214a5ccc3a0ec353e3363b3822"], 0x2c}, 0x1, 0x0, 0x0, 0x20000000}, 0x20008000) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r3 = open(&(0x7f0000000140)='./bus\x00', 0x141042, 0x0) r4 = creat(&(0x7f0000000300)='./file0\x00', 0x0) write$P9_RREMOVE(r4, &(0x7f0000000280), 0x1033b) fdatasync(r4) r5 = socket(0x10, 0x80002, 0x0) ioctl(r5, 0x1000008912, &(0x7f00000001c0)="080db5055e0bcfe8696071") r6 = syz_genetlink_get_family_id$ipvs(&(0x7f00000000c0)='IPVS\x00') sendmsg$IPVS_CMD_DEL_DAEMON(r5, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x248000}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x24, r6, 0x0, 0x70bd2c, 0x25dfdbfb, {}, [@IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x8e}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x7}]}, 0x24}, 0x1, 0x0, 0x0, 0x1}, 0x4) ioctl$EXT4_IOC_MOVE_EXT(r3, 0xc028660f, &(0x7f0000000200)={0x0, r4}) ioctl$DRM_IOCTL_GET_MAP(r4, 0xc0286404, &(0x7f0000000000)={&(0x7f0000ffc000/0x4000)=nil, 0x5, 0x2, 0x8, &(0x7f0000ffc000/0x1000)=nil, 0x1}) write$uinput_user_dev(r3, &(0x7f0000000340)={'syz0\x00', {0x5, 0x8, 0x9, 0xfbff}, 0x10, [0x2, 0x8, 0xd30, 0x7, 0x12d7, 0x2, 0x401, 0x3ff, 0x3, 0x3, 0x89c, 0xa9, 0x16, 0x6, 0xa1, 0x400, 0x3, 0xffff1d44, 0x8000, 0x2, 0x5, 0x8, 0x101, 0x7, 0x8, 0xffff, 0x2, 0x80000000, 0x8, 0xffffff80, 0x71b1, 0x7, 0x7fff, 0x56, 0x2, 0x2, 0x1ff, 0x10000, 0x1ff, 0xfffffff9, 0x40, 0x8, 0xffff5c55, 0xff, 0x5aa11f2a, 0x78, 0x0, 0x101, 0xfffffe00, 0x1ff, 0x800, 0x8, 0x7, 0x8001, 0x100, 0x5, 0x5f, 0xbdb6, 0x6, 0x2, 0x20, 0x7, 0x20, 0x3], [0x9423, 0x3, 0x0, 0x4, 0x8, 0x9, 0x1f, 0x200, 0x3, 0x4, 0x3ff, 0xff, 0x183, 0xe6, 0x5, 0x2, 0x2, 0x5, 0x4a0, 0x2, 0x5, 0x8, 0xff, 0x9, 0x0, 0x9b, 0x1, 0x6, 0x2, 0x3f5, 0x5, 0x9, 0x3, 0x7, 0x0, 0x8, 0x100, 0x8, 0x7, 0x3f, 0x7, 0xffffffff, 0x2, 0x8, 0xa2, 0xffffffff, 0x2, 0x0, 0x20, 0x6, 0x0, 0x8ecf, 0x8000, 0x69, 0x2, 0x0, 0xffff, 0x5, 0x1, 0x7, 0xe9e8, 0x7, 0x4a13, 0x1], [0x0, 0x4, 0x7, 0x3, 0x7, 0x6, 0x6, 0x80, 0x7, 0x101, 0x3461, 0x4, 0x0, 0x8001, 0x1, 0xfffffffb, 0x2, 0x400, 0x9f8, 0x6, 0x0, 0x5, 0x5, 0x7f, 0xc0000000, 0x1f, 0x8, 0x9, 0x7, 0x100, 0x5, 0x80000001, 0x841, 0x7, 0x2000, 0x1000, 0x2800000, 0xfffffff7, 0x5, 0x7ff, 0x80000001, 0x2, 0x80, 0x9, 0x2, 0x3, 0x85, 0xfb, 0x4, 0x8, 0x6, 0x5, 0xbad, 0x973f, 0x152, 0x1d5, 0x6, 0x5ec6, 0x6, 0x8, 0xfffffff9, 0x2b2, 0x7fffffff, 0x80000000], [0x4, 0xfffffff7, 0x7, 0xd838, 0x10000, 0x0, 0x8000, 0xffffffff, 0xffffff80, 0xdf62, 0x9, 0x2, 0x4, 0x2, 0x0, 0x1ff, 0x2, 0x7, 0x1, 0xf4, 0xfffffff8, 0x0, 0x0, 0x80000001, 0x1, 0x100000, 0xff, 0x0, 0x9, 0x6, 0x68, 0x7f2, 0xfffff757, 0x46d, 0x3, 0x80000001, 0xa24, 0x0, 0xd61, 0xfffffffd, 0x1, 0x0, 0xe74e, 0x65ca, 0xffffffff, 0x3, 0x4a, 0x4, 0x2, 0xf, 0x7f, 0x6, 0x1, 0x98806f, 0x9, 0x4, 0x7f, 0x8, 0x40, 0x7, 0x7, 0x5, 0x8, 0x6]}, 0x45c) openat$pfkey(0xffffffffffffff9c, &(0x7f0000000840)='/proc/self/net/pfkey\x00', 0x10000, 0x0) socket$nl_route(0x10, 0x3, 0x0) r7 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r7, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=ANY=[@ANYBLOB="3c00000013001d0400"/20, @ANYRES32=0x0, @ANYBLOB="000000000000000708000a000000000014000e006970766c616e31000000000000000000"], 0x3c}}, 0x0) 13:00:49 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x0, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:49 executing program 5: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1316.080972][T30523] batman_adv: batadv0: Removing interface: ipvlan1 13:00:49 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x336}, 0x0) 13:00:49 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x9effffff}, 0x0) 13:00:49 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x0, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1316.331096][T30694] batman_adv: batadv0: Removing interface: ipvlan1 13:00:49 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:49 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=ANY=[@ANYBLOB='\v\x00\x00\x00', @ANYRES32=0x0, @ANYBLOB="000000000000000008000a0000000000140003006970766c616e31000000000000000000"], 0x3c}}, 0x0) 13:00:49 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x88a8ffff00000000}, 0x0) 13:00:49 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x28, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x5, 0xa, 0x14}]}, 0x28}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1316.603531][T31107] batman_adv: batadv0: Interface deactivated: ipvlan1 13:00:49 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xad52778f}, 0x0) [ 1316.653100][T31107] batman_adv: batadv0: Removing interface: ipvlan1 13:00:49 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=ANY=[@ANYBLOB="300000001300380400000000e800000000000000", @ANYRES32=0x0, @ANYBLOB="000000000000000008000a0000000000140003006970766c616e31000000000000000000"], 0x3c}}, 0x0) 13:00:50 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x339}, 0x0) [ 1316.836462][T31149] batman_adv: batadv0: Adding interface: ipvlan1 [ 1316.851754][T31149] batman_adv: batadv0: The MTU of interface ipvlan1 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. [ 1316.892021][T31149] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active [ 1316.992977][T31309] batman_adv: batadv0: Adding interface: ipvlan1 13:00:50 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x28, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x5, 0xa, 0x14}]}, 0x28}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:50 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1317.024023][T31309] batman_adv: batadv0: The MTU of interface ipvlan1 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. [ 1317.073527][T31309] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active 13:00:50 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x450, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x100, 0x0, @perf_config_ext, 0x90}, 0x0, 0x7, 0xffffffffffffffff, 0x1) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket(0x10, 0x80002, 0x0) ioctl(r1, 0x1000008912, &(0x7f00000001c0)="080db5055e0bcfe8696071") accept4$x25(r1, &(0x7f0000000000)={0x9, @remote}, &(0x7f0000000040)=0x12, 0x81800) socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000100)=ANY=[@ANYBLOB="3cfa000013001d040000000000000000000038c584a76a1e387f18a5060000", @ANYRES32=0x0, @ANYBLOB="000000000000000008000a0000000000140003006970766c616e31000000000000000000"], 0xfdf7}}, 0x0) 13:00:50 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x9effffff00000000}, 0x0) [ 1317.522639][T31625] netlink: 64028 bytes leftover after parsing attributes in process `syz-executor.1'. 13:00:50 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x39e}, 0x0) [ 1317.573794][T31628] batman_adv: batadv0: Removing interface: ipvlan1 13:00:50 executing program 5: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0xfffff000}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:50 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xc3ffffff}, 0x0) 13:00:50 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x28, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x5, 0xa, 0x14}]}, 0x28}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:50 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0x40000000015, 0x805, 0x0) getsockopt(r1, 0x114, 0x271b, &(0x7f0000019440)=""/102389, &(0x7f00000000c0)=0x18ff5) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_GSO_MAX_SEGS={0x8, 0x28, 0xbe2d}, @IFLA_IFNAME={0x14, 0x3, 'dummy0\x00'}]}, 0x3c}}, 0x0) [ 1317.794031][T31752] batman_adv: batadv0: Removing interface: ipvlan1 13:00:51 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x34, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x34}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:51 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xf0ffffff}, 0x0) 13:00:51 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x500}, 0x0) 13:00:51 executing program 5: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x5}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:51 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xbcdc9f8800000000}, 0x0) 13:00:51 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x400}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x5) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) r1 = open(&(0x7f0000000140)='./bus\x00', 0x141042, 0x0) r2 = creat(&(0x7f0000000300)='./file0\x00', 0x0) write$P9_RREMOVE(r2, &(0x7f0000000280), 0x1033b) fdatasync(r2) ioctl$EXT4_IOC_MOVE_EXT(r1, 0xc028660f, &(0x7f0000000200)={0x0, r2}) ioctl$ASHMEM_GET_SIZE(r1, 0x7704, 0x0) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r3 = socket(0x40000000015, 0x805, 0x0) getsockopt(r3, 0x114, 0x271b, &(0x7f0000019440)=""/102389, &(0x7f00000000c0)=0x18ff5) ioctl$IMGETDEVINFO(r3, 0x80044944, &(0x7f0000000000)={0xfffff000}) socket$nl_route(0x10, 0x3, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000180)=ANY=[@ANYBLOB="3c00000013001dd2e35606dece8df79b9572b5ae228a0000000000", @ANYRES32=0x0, @ANYBLOB="000000008004070005000a00ff000000140003006970766c616e31000000000000000000"], 0x3c}}, 0x0) [ 1318.328251][T32164] batman_adv: batadv0: Removing interface: ipvlan1 [ 1318.536998][T32175] batman_adv: batadv0: Adding interface: ipvlan1 13:00:51 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) setsockopt$RXRPC_MIN_SECURITY_LEVEL(r1, 0x110, 0x4, &(0x7f00000000c0)=0x2, 0x4) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x40000000015, 0x0, 0x0) setsockopt$SO_RDS_TRANSPORT(r3, 0x114, 0x8, &(0x7f00000008c0)=0x2, 0x4) r4 = syz_genetlink_get_family_id$fou(&(0x7f0000000140)='fou\x00') r5 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r5, &(0x7f0000000300)={0x2, 0x4e20, @local}, 0x10) sendto$inet(r5, 0x0, 0x100000351, 0x20020059, &(0x7f0000000080)={0x2, 0x4e20}, 0x10) ioctl$int_in(r5, 0x5452, &(0x7f00000003c0)=0xe1) shutdown(r5, 0x1) accept4(r5, &(0x7f0000000000)=@ll={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000080)=0x80, 0x80000) bind(0xffffffffffffffff, &(0x7f0000000100)=@xdp={0x2c, 0x0, r6, 0x2a}, 0x80) sendmsg$FOU_CMD_DEL(r3, &(0x7f0000000480)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000400)={&(0x7f0000000180)={0x78, r4, 0x800, 0x70bd27, 0x25dfdbfe, {}, [@FOU_ATTR_PORT={0x6, 0x1, 0x4e27}, @FOU_ATTR_LOCAL_V6={0x14, 0x7, @dev={0xfe, 0x80, [], 0x20}}, @FOU_ATTR_IFINDEX={0x8, 0xb, r6}, @FOU_ATTR_AF={0x5, 0x2, 0x2}, @FOU_ATTR_PORT={0x6, 0x1, 0x4e23}, @FOU_ATTR_LOCAL_V6={0x14, 0x7, @initdev={0xfe, 0x88, [], 0x0, 0x0}}, @FOU_ATTR_PEER_V6={0x14, 0x9, @rand_addr="75fb730469852e872682a34c7818516f"}, @FOU_ATTR_IFINDEX={0x8}]}, 0x78}, 0x1, 0x0, 0x0, 0x811}, 0xc80) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=ANY=[@ANYBLOB="3000000013001d92342d571c901d330000d52f00", @ANYRES32=0x0, @ANYBLOB="000000000000000005000a000000000008000a00", @ANYRES32=r6, @ANYBLOB], 0x30}}, 0x20064800) [ 1318.585443][T32175] batman_adv: batadv0: The MTU of interface ipvlan1 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. 13:00:51 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xfcffffff}, 0x0) 13:00:51 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x34, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x34}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1318.753292][T32175] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active [ 1318.818172][T32182] batman_adv: batadv0: Adding interface: ipvlan1 [ 1318.839177][T32182] batman_adv: batadv0: The MTU of interface ipvlan1 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. [ 1318.909656][T32182] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active 13:00:52 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x7ffffff2}, 0x0) [ 1319.004620][T32263] batman_adv: batadv0: Adding interface: ipvlan1 [ 1319.018133][T32263] batman_adv: batadv0: The MTU of interface ipvlan1 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. [ 1319.123225][T32263] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active [ 1319.158711][ T302] netlink: 'syz-executor.1': attribute type 10 has an invalid length. [ 1319.196831][ T306] batman_adv: batadv0: Adding interface: ipvlan1 [ 1319.218197][ T306] batman_adv: batadv0: The MTU of interface ipvlan1 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. 13:00:52 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xc3ffffff00000000}, 0x0) [ 1319.272579][ T306] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active 13:00:52 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r2 = creat(&(0x7f0000000000)='./bus\x00', 0x0) fcntl$setstatus(r2, 0x4, 0x6000) io_setup(0x1ff, &(0x7f00000004c0)=0x0) io_submit(r3, 0x1, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x0, 0x0, 0x1, 0x0, r2, &(0x7f0000000000), 0x10000}]) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000340)={r2, 0x0, 0x55, 0xa5, &(0x7f0000000000)="7b5eb4b694ba34ead814ec3da608f68690a3b0655f2fe861b16f690bb9788a46118204865313995ac161fb8cae49bdb18a83d23fd42b778a31f78020e009e7c8eba8826306833301e991f3a7cf0ec07e3d2352d494", &(0x7f00000000c0)=""/165, 0x3ff, 0x0, 0x41, 0x8c, &(0x7f0000000180)="6cb63659e2111b32d95e9cc271867f513ab150df61b8be5617e928f7a27642e61ec8ec13cf7331ff479a66912539ca0e0788538d55dd86fe134afbf1b18da24da4", &(0x7f0000000200)="d5ad2fdc49ebfd120555b1f875cb4322dc6cac984c4f060552c70c6e733c7814d2dc681195005011c1a156c2f1b31d75538def9acb129fe9f9a2c29b91f19efc891dba6bbf1ba91660add0668d68a7f406514f72088ed5a809dfa8919f906ec0b25302ba08d1fa8386229f5bc6cbc008d405d9599ad1c4dcbd825fed703ae033ebe977ca6f698d1b4b22d745"}, 0x40) socket$nl_route(0x10, 0x3, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) r5 = getpid() sched_setscheduler(r5, 0x5, &(0x7f00000002c0)) r6 = open(&(0x7f0000000140)='./bus\x00', 0x141042, 0x0) r7 = creat(&(0x7f0000000300)='./file0\x00', 0x0) write$P9_RREMOVE(r7, &(0x7f0000000280), 0x1033b) fdatasync(r7) ioctl$EXT4_IOC_MOVE_EXT(r6, 0xc028660f, &(0x7f0000000200)={0x0, r7}) bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f00000003c0)={r5, r7, 0x0, 0x7, &(0x7f0000000380)='GPL]^+\x00', 0xffffffffffffffff}, 0x30) ioctl$VIDIOC_QBUF(0xffffffffffffffff, 0xc058560f, &(0x7f0000000400)={0xfff, 0xc, 0x4, 0x2000, 0xf4, {0x0, 0x2710}, {0x3, 0x50ff3cf9fd0f41a0, 0x0, 0x0, 0x1f, 0x28, "4bcd5aac"}, 0xae, 0x3, @fd, 0x8, 0x0, r1}) write$eventfd(0xffffffffffffffff, &(0x7f0000000080)=0xfff, 0x8) sendmsg$nl_route(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000580)=@RTM_NEWNSID={0x0, 0x58, 0x100, 0x70bd25, 0x25dfdbfe, {}, [@NETNSA_NSID={0x0, 0x1, 0x3}, @NETNSA_PID={0x0, 0x2, r8}, @NETNSA_PID={0x13a}, @NETNSA_FD={0x0, 0x3, r9}, @NETNSA_NSID={0x0, 0x1, 0x4}, @NETNSA_NSID={0x0, 0x1, 0x2}]}, 0x1af}, 0x1, 0x0, 0x0, 0x20008080}, 0x0) 13:00:52 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x34, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x34}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1319.504577][ T619] batman_adv: batadv0: Removing interface: ipvlan1 13:00:52 executing program 5: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x5}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:52 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:53 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xffffa888}, 0x0) 13:00:53 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x7ffffff8}, 0x0) 13:00:53 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xf0ffffff00000000}, 0x0) 13:00:53 executing program 1: r0 = open(&(0x7f0000000140)='./bus\x00', 0x141042, 0x0) r1 = creat(&(0x7f0000000300)='./file0\x00', 0x0) write$P9_RREMOVE(r1, &(0x7f0000000280), 0x1033b) fdatasync(r1) ioctl$EXT4_IOC_MOVE_EXT(r0, 0xc028660f, &(0x7f0000000200)={0x0, r1}) r2 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x2000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x8, 0x0, @perf_config_ext={0x0, 0xf2}, 0x0, 0xffffffffffffffff}, 0x0, 0xffffffffffffffff, r0, 0x9) fchmod(r2, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r3, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r4 = accept4$unix(r0, &(0x7f0000000000)=@abs, &(0x7f00000000c0)=0x6e, 0x80000) getsockopt$IP_VS_SO_GET_SERVICES(r4, 0x0, 0x482, &(0x7f0000000340)=""/200, &(0x7f0000000100)=0xc8) 13:00:53 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1320.087620][ T831] batman_adv: batadv0: Interface activated: ipvlan1 [ 1320.142171][ T831] batman_adv: batadv0: Interface deactivated: ipvlan1 [ 1320.163525][ T831] batman_adv: batadv0: Removing interface: ipvlan1 [ 1320.295998][ T871] batman_adv: batadv0: Adding interface: ipvlan1 [ 1320.313249][ T871] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 13:00:53 executing program 5: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x88a8ffff}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1320.372519][ T871] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active 13:00:53 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:53 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = socket(0x10, 0x80002, 0x0) ioctl(r1, 0x1000008912, &(0x7f00000001c0)="080db5055e0bcfe8696071") getsockopt$inet_sctp_SCTP_GET_ASSOC_NUMBER(r1, 0x84, 0x1c, &(0x7f0000000000), &(0x7f0000000040)=0x4) fchmod(r0, 0x40) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x10, 0x80002, 0x0) ioctl(r3, 0x1000008912, &(0x7f00000001c0)="080db5055e0bcfe8696071") r4 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000100)='TIPCv2\x00') sendmsg$TIPC_NL_LINK_SET(r3, &(0x7f0000000180)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000140)={&(0x7f0000000340)={0xdc, r4, 0x1, 0x70bd28, 0x25dfdbfe, {}, [@TIPC_NLA_BEARER={0xbc, 0x1, [@TIPC_NLA_BEARER_UDP_OPTS={0x44, 0x4, {{0x20, 0x1, @in6={0xa, 0x4e21, 0x7fffffff, @ipv4={[], [], @loopback}, 0x6}}, {0x20, 0x2, @in6={0xa, 0x4e23, 0x6, @remote}}}}, @TIPC_NLA_BEARER_UDP_OPTS={0x44, 0x4, {{0x20, 0x1, @in6={0xa, 0x4e21, 0x4, @loopback, 0x7}}, {0x20, 0x2, @in6={0xa, 0x4e24, 0x3f, @mcast1, 0x7}}}}, @TIPC_NLA_BEARER_NAME={0xd, 0x1, @udp='udp:syz2\x00'}, @TIPC_NLA_BEARER_DOMAIN={0x8, 0x3, 0x7}, @TIPC_NLA_BEARER_NAME={0xd, 0x1, @udp='udp:syz1\x00'}, @TIPC_NLA_BEARER_DOMAIN={0x8, 0x3, 0x6f33}]}, @TIPC_NLA_MON={0xc, 0x9, [@TIPC_NLA_MON_ACTIVATION_THRESHOLD={0x8, 0x1, 0x7}]}]}, 0xdc}, 0x1, 0x0, 0x0, 0x4000000}, 0x4000) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:53 executing program 5: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x88a8ffff}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1320.561751][ T1257] device ipvlan1 entered promiscuous mode 13:00:53 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xfffff000}, 0x0) 13:00:54 executing program 5: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x2000000}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:54 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1320.906773][ T1261] netlink: 184 bytes leftover after parsing attributes in process `syz-executor.1'. 13:00:54 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xfcffffff00000000}, 0x0) [ 1320.976642][ T1268] batman_adv: batadv0: Removing interface: ipvlan1 13:00:54 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x7ffffff9}, 0x0) 13:00:54 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:54 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0xa0200, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext={0x2}, 0x0, 0x1}, 0x0, 0xfffffffffffffffe, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) open(&(0x7f0000000140)='./bus\x00', 0x141042, 0x0) r1 = creat(&(0x7f0000000300)='./file0\x00', 0x0) write$P9_RREMOVE(r1, &(0x7f0000000280), 0x1033b) fdatasync(r1) r2 = socket(0x10, 0x80002, 0x0) ioctl(r2, 0x1000008912, &(0x7f00000001c0)="080db5055e0bcfe8696071") r3 = socket$key(0xf, 0x3, 0x2) ioctl$EXT4_IOC_MOVE_EXT(r2, 0xc028660f, &(0x7f0000000200)={0x0, r3, 0x0, 0x0, 0x0, 0xfffffffffffffffd}) write$FUSE_NOTIFY_RETRIEVE(r1, &(0x7f0000000000)={0x30, 0x5, 0x0, {0x0, 0x5, 0xf880, 0x80000001}}, 0x30) r4 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1321.179268][ T1297] device ipvlan1 left promiscuous mode 13:00:54 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:54 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x7ffffffe}, 0x0) 13:00:54 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xffffff7f}, 0x0) 13:00:54 executing program 5: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xfffff000}, 0x0) 13:00:54 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) 13:00:54 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xffffff7f00000000}, 0x0) 13:00:54 executing program 1: r0 = perf_event_open(&(0x7f0000000000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x6, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1321.658804][ T1812] batman_adv: batadv0: Adding interface: ipvlan1 [ 1321.690852][ T1812] batman_adv: batadv0: The MTU of interface ipvlan1 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. 13:00:54 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) [ 1321.758135][ T1812] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active 13:00:54 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0xffffff1f}, 0x0) 13:00:55 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) [ 1321.902493][ T1900] batman_adv: batadv0: Adding interface: ipvlan1 [ 1321.920912][ T1900] batman_adv: batadv0: The MTU of interface ipvlan1 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. 13:00:55 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xffffff9e}, 0x0) 13:00:55 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, 0x0}, 0x0) [ 1322.000748][ T1900] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active [ 1322.217944][ T2390] batman_adv: batadv0: Removing interface: ipvlan1 13:00:55 executing program 5: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xfffff000}, 0x0) 13:00:55 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) r1 = socket(0x40000000015, 0x805, 0x0) getsockopt(r1, 0x114, 0x271b, &(0x7f0000019440)=""/102389, &(0x7f00000000c0)=0x18ff5) bind$isdn(r1, &(0x7f0000000000)={0x22, 0x7, 0x3, 0x40}, 0x6) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x10, 0x80002, 0x0) ioctl(r3, 0x1000008912, &(0x7f00000001c0)="080db5055e0bcfe8696071") sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000100)=ANY=[@ANYBLOB="3c00008ea72117a58644377655305112c6d1fbe60400000000ff000000000000000eb2cbea6c765932f7cbc9e7bd25cddd9b5184ee08dd3f1f3b4be5f2f523bde8f1f2621036070082020013c7754daf5ca112f7fd936d12bb8c9d99d40a9ed416f92aba135f1f43267634679cf88ab9803e5ae7660a2f020088ba7ba9b26280bdc5f18d0080000000000000c61fae29fa62b48228ebec0990ea2fa294ae099220b032a236f0a986", @ANYRESDEC=r3, @ANYBLOB="000000000000000008000a0000000000140003006970766c616e31000000000000000000"], 0x3}}, 0x0) 13:00:55 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, 0x0}, 0x0) 13:00:55 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0xfffffffe}, 0x0) [ 1322.545142][ T2480] batman_adv: batadv0: Removing interface: ipvlan1 13:00:55 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xffffffc3}, 0x0) 13:00:55 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xffffffff00000000}, 0x0) 13:00:55 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, 0x0}, 0x0) 13:00:55 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={0x0}}, 0x0) 13:00:56 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) r2 = socket(0x10, 0x80002, 0x0) ioctl(r2, 0x1000008912, &(0x7f00000001c0)="080db5055e0bcfe8696071") getsockopt$IP_SET_OP_GET_BYNAME(r2, 0x1, 0x53, &(0x7f0000000200)={0x6, 0x7, 'syz2\x00'}, &(0x7f0000000240)=0x28) sendmsg$IPCTNL_MSG_EXP_GET(r1, &(0x7f00000004c0)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000480)={&(0x7f0000000540)={0x120, 0x1, 0x2, 0xe128fe870394993a, 0x70bd27, 0x25dfdbfe, {0x5}, [@CTA_EXPECT_ZONE={0x6, 0x7, 0x1}, @CTA_EXPECT_FN={0x8, 0xb, 'sip\x00'}, @CTA_EXPECT_NAT={0xfc, 0xa, [@CTA_EXPECT_NAT_TUPLE={0x2c, 0x2, [@CTA_TUPLE_IP={0x14, 0x1, @ipv4={{0x8, 0x1, @local}, {0x8, 0x2, @remote}}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x2}, @CTA_TUPLE_PROTO={0xc, 0x2, {0x5, 0x1, 0x6}}]}, @CTA_EXPECT_NAT_DIR={0x8, 0x1, 0x1}, @CTA_EXPECT_NAT_DIR={0x8, 0x1, 0x1}, @CTA_EXPECT_NAT_TUPLE={0x10, 0x2, [@CTA_TUPLE_PROTO={0xc, 0x2, {0x5, 0x1, 0x3a}}]}, @CTA_EXPECT_NAT_TUPLE={0x24, 0x2, [@CTA_TUPLE_PROTO={0xc, 0x2, {0x5, 0x1, 0x6ecc6e65a7b0612d}}, @CTA_TUPLE_IP={0x14, 0x1, @ipv4={{0x8, 0x1, @multicast1}, {0x8, 0x2, @broadcast}}}]}, @CTA_EXPECT_NAT_TUPLE={0x78, 0x2, [@CTA_TUPLE_PROTO={0xc, 0x2, {0x5, 0x1, 0x42}}, @CTA_TUPLE_PROTO={0xc, 0x2, {0x5}}, @CTA_TUPLE_PROTO={0xc, 0x2, {0x5, 0x1, 0x11}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x3}, @CTA_TUPLE_IP={0x14, 0x1, @ipv4={{0x8, 0x1, @rand_addr=0x4}, {0x8, 0x2, @loopback}}}, @CTA_TUPLE_PROTO={0xc, 0x2, {0x5, 0x1, 0x6}}, @CTA_TUPLE_IP={0x14, 0x1, @ipv4={{0x8, 0x1, @rand_addr=0x3}, {0x8, 0x2, @multicast2}}}, @CTA_TUPLE_ZONE={0x6}, @CTA_TUPLE_PROTO={0xc, 0x2, {0x5, 0x1, 0x2f}}]}, @CTA_EXPECT_NAT_DIR={0x8}, @CTA_EXPECT_NAT_DIR={0x8}]}]}, 0x120}, 0x1, 0x0, 0x0, 0x20}, 0x50f1d53d7b3be926) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x40000000015, 0x805, 0x0) getsockopt(r3, 0x114, 0x271b, &(0x7f0000019440)=""/102389, &(0x7f00000000c0)=0x18ff5) ioctl$VIDIOC_G_EXT_CTRLS(r1, 0xc0205647, &(0x7f0000000180)={0xfafbdd586fa6b7ad, 0x81, 0x6, r3, 0x0, &(0x7f0000000140)={0xd70d8f, 0x9, [], @p_u32=&(0x7f0000000100)=0x7fff}}) setsockopt$XDP_UMEM_FILL_RING(r4, 0x11b, 0x5, &(0x7f00000001c0)=0x1000a13, 0x4) openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000500)='/dev/dlm-control\x00', 0x10000, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r5, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r6 = socket(0x40000000015, 0x805, 0x0) getsockopt(r6, 0x114, 0x271b, &(0x7f0000019440)=""/102389, &(0x7f00000000c0)=0x18ff5) getsockopt$IP_VS_SO_GET_SERVICE(r6, 0x0, 0x483, &(0x7f0000000000), &(0x7f00000000c0)=0x68) 13:00:56 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x2}, 0x0) [ 1322.897350][ T2741] batman_adv: batadv0: Adding interface: ipvlan1 [ 1322.918409][ T2741] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 13:00:56 executing program 5: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7ba3}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1322.974083][ T2741] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active 13:00:56 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={0x0}}, 0x0) [ 1323.091233][ T2937] batman_adv: batadv0: Removing interface: ipvlan1 13:00:56 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xfffffffffffff000}, 0x0) 13:00:56 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={0x0}}, 0x0) [ 1323.296449][ T3074] device ipvlan1 entered promiscuous mode 13:00:56 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x3}, 0x0) 13:00:56 executing program 5: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7ba3}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:56 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xfffffff0}, 0x0) 13:00:56 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x0, 0x2}, 0x0) 13:00:56 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1323.698210][ T3331] batman_adv: batadv0: Adding interface: ipvlan1 [ 1323.722960][ T3331] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 13:00:56 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) r1 = syz_open_dev$mouse(&(0x7f0000000340)='/dev/input/mouse#\x00', 0x1f, 0x111400) setsockopt$SO_RDS_MSG_RXPATH_LATENCY(r1, 0x114, 0xa, &(0x7f0000000380), 0x1) r2 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x40000000015, 0x0, 0x0) setsockopt$SO_RDS_TRANSPORT(r3, 0x114, 0x8, &(0x7f00000008c0)=0x2, 0x4) r4 = syz_genetlink_get_family_id$fou(&(0x7f0000000140)='fou\x00') r5 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r5, &(0x7f0000000300)={0x2, 0x4e20, @local}, 0x10) sendto$inet(r5, 0x0, 0x100000351, 0x20020059, &(0x7f0000000080)={0x2, 0x4e20}, 0x10) ioctl$int_in(r5, 0x5452, &(0x7f00000003c0)=0xe1) shutdown(r5, 0x1) accept4(r5, &(0x7f0000000000)=@ll={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000080)=0x80, 0x80000) bind(0xffffffffffffffff, &(0x7f0000000100)=@xdp={0x2c, 0x0, r6, 0x2a}, 0x80) sendmsg$FOU_CMD_DEL(r3, &(0x7f0000000480)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000400)={&(0x7f0000000180)={0x78, r4, 0x100, 0x70bd27, 0x25dfdbfe, {}, [@FOU_ATTR_PORT={0x8, 0x1, 0x4e24}, @FOU_ATTR_LOCAL_V6={0x14, 0x7, @dev={0xfe, 0x80, [], 0x20}}, @FOU_ATTR_IFINDEX={0x8, 0xb, r6}, @FOU_ATTR_AF={0x8, 0x2, 0x2}, @FOU_ATTR_PORT={0x8, 0x1, 0x4e23}, @FOU_ATTR_LOCAL_V6={0x14, 0x7, @initdev={0xfe, 0x88, [], 0x0, 0x0}}, @FOU_ATTR_PEER_V6={0x14, 0x9, @rand_addr="75fb730469852e872682a34c7818516f"}, @FOU_ATTR_IFINDEX={0x8}]}, 0x78}, 0x1, 0x0, 0x0, 0x811}, 0xc80) r7 = socket(0x40000000015, 0x805, 0x0) getsockopt(r7, 0x114, 0x271b, &(0x7f0000019440)=""/102389, &(0x7f00000000c0)=0x18ff5) getsockopt$inet_IP_XFRM_POLICY(r7, 0x0, 0x11, &(0x7f00000000c0)={{{@in6=@loopback, @in6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@multicast2}, 0x0, @in6=@mcast1}}, &(0x7f0000000040)=0xe8) sendmsg$nl_route(r2, &(0x7f0000000280)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000240)={&(0x7f00000001c0)=@newneigh={0x54, 0x1c, 0x400, 0x70bd26, 0x25dfdbff, {0xe, 0x0, 0x0, r6, 0x10, 0x11, 0x2}, [@NDA_MASTER={0x8, 0x9, 0x7}, @NDA_CACHEINFO={0x14, 0x3, {0x3d, 0x400, 0x3818, 0x9}}, @NDA_DST_IPV6={0x14, 0x1, @mcast1}, @NDA_IFINDEX={0x8, 0x8, r8}]}, 0x54}, 0x1, 0x0, 0x0, 0x4000010}, 0x41) r9 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r9, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1323.752036][ T3331] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active 13:00:57 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x2}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:57 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1323.892463][ T3414] batman_adv: batadv0: Removing interface: ipvlan1 13:00:57 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x4}, 0x0) 13:00:57 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1324.091327][ T3532] batman_adv: batadv0: Adding interface: ipvlan1 [ 1324.113807][ T3532] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 13:00:57 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xfffffffc}, 0x0) [ 1324.225405][ T3532] batman_adv: batadv0: Interface activated: ipvlan1 13:00:57 executing program 1: r0 = dup2(0xffffffffffffffff, 0xffffffffffffffff) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe30, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x2, @perf_config_ext={0x80}, 0x8040, 0x0, 0x0, 0x5}, 0x0, 0x1, r0, 0x2) fchmod(r1, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:57 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:57 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x0, 0x3}, 0x0) [ 1324.441792][ T4005] batman_adv: batadv0: Adding interface: ipvlan1 13:00:57 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x5}, 0x0) [ 1324.493090][ T4005] batman_adv: batadv0: The MTU of interface ipvlan1 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. 13:00:57 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f00000002c0)) sched_getscheduler(r0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r1, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1324.721352][ T4005] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active 13:00:57 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x2}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:58 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1324.996040][ T4452] batman_adv: batadv0: Interface deactivated: ipvlan1 [ 1325.043613][ T4452] batman_adv: batadv0: Removing interface: ipvlan1 13:00:58 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0xfffffffffffffdec, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x2b5c772cabe34417, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x8) fchmod(r0, 0x48) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/hwrng\x00', 0x200, 0x0) write$RDMA_USER_CM_CMD_CREATE_ID(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x18, 0xfa00, {0x4, &(0x7f0000000200)={0xffffffffffffffff}, 0xb0413ad2674411f9, 0x8}}, 0x20) write$RDMA_USER_CM_CMD_DISCONNECT(r1, &(0x7f0000000280)={0xa, 0x4, 0xfa00, {r2}}, 0xc) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x40000000015, 0x805, 0x0) getsockopt(r3, 0x114, 0x271b, &(0x7f0000019440)=""/102389, &(0x7f00000000c0)=0x18ff5) getsockname$packet(r3, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000180)=0x14) fcntl$F_SET_FILE_RW_HINT(r0, 0x40e, &(0x7f0000000000)) r4 = socket$nl_route(0x10, 0x3, 0x0) r5 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000040)='/proc/partitions\x00', 0x0, 0x0) accept4$llc(r5, &(0x7f00000000c0)={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @remote}, &(0x7f0000000100)=0x10, 0x0) sendmsg$nl_route(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) getsockopt$inet_sctp_SCTP_CONTEXT(r5, 0x84, 0x11, &(0x7f0000000340)={0x0, 0x6}, &(0x7f0000000380)=0x8) 13:00:58 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x0, 0x4}, 0x0) 13:00:58 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x1000000000000}, 0x0) 13:00:58 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:58 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x6}, 0x0) 13:00:58 executing program 5: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0xe}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1325.477668][ T4523] batman_adv: batadv0: Removing interface: ipvlan1 13:00:58 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x0, 0x5}, 0x0) 13:00:58 executing program 1: r0 = syz_open_procfs(0x0, &(0x7f0000000040)='net/rt_cache\x00') r1 = perf_event_open(&(0x7f000001d000)={0x1, 0xffffffffffffff4b, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe32, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000000), 0xb}, 0xd, 0xfffffffffffffffd}, 0x0, 0xf, r0, 0x0) fchmod(r1, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) r2 = open(&(0x7f0000000140)='./bus\x00', 0x141042, 0x0) r3 = creat(&(0x7f0000000300)='./file0\x00', 0x0) write$P9_RREMOVE(r3, &(0x7f0000000280), 0x1033b) fstatfs(r0, &(0x7f0000000340)=""/245) fdatasync(r3) ioctl$EXT4_IOC_MOVE_EXT(r2, 0xc028660f, &(0x7f0000000200)={0x0, r3}) ioctl$SNDRV_CTL_IOCTL_SUBSCRIBE_EVENTS(r3, 0xc0045516, &(0x7f00000000c0)=0x4) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1325.702274][ T4691] batman_adv: batadv0: Removing interface: ipvlan1 13:00:58 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x28, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x5, 0xa}]}, 0x28}}, 0x0) 13:00:58 executing program 5: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0xe}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:00:59 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x40030000000000}, 0x0) [ 1325.956355][ T5125] netlink: 'syz-executor.0': attribute type 10 has an invalid length. 13:00:59 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x0, 0x6}, 0x0) 13:00:59 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x7}, 0x0) 13:00:59 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x28, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x5, 0xa}]}, 0x28}}, 0x0) [ 1326.012434][ T5184] batman_adv: batadv0: Adding interface: ipvlan1 [ 1326.071287][ T5184] batman_adv: batadv0: The MTU of interface ipvlan1 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. [ 1326.246336][ T5184] batman_adv: batadv0: Interface activated: ipvlan1 [ 1326.308623][ T5185] batman_adv: batadv0: Adding interface: ipvlan1 [ 1326.318169][ T5185] batman_adv: batadv0: The MTU of interface ipvlan1 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. [ 1326.473087][ T5185] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active [ 1326.500724][ T5258] batman_adv: batadv0: Adding interface: ipvlan1 [ 1326.523016][ T5258] batman_adv: batadv0: The MTU of interface ipvlan1 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. 13:00:59 executing program 5: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0xe}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1326.653167][ T5258] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active [ 1326.712190][ T5295] netlink: 'syz-executor.0': attribute type 10 has an invalid length. 13:01:00 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xf0ffffffffffff}, 0x0) 13:01:00 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x28, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x5, 0xa}]}, 0x28}}, 0x0) 13:01:00 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xa}, 0x0) [ 1326.958187][ T5597] batman_adv: batadv0: Interface deactivated: ipvlan1 [ 1326.973709][ T5597] batman_adv: batadv0: Removing interface: ipvlan1 [ 1327.128294][ T5603] batman_adv: batadv0: Removing interface: ipvlan1 13:01:00 executing program 5: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x1000000000000}, 0x0) 13:01:00 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x0, 0x7}, 0x0) [ 1327.291479][ T5605] netlink: 'syz-executor.0': attribute type 10 has an invalid length. 13:01:00 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe38, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x4, 0xffffffff, 0xa}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r3 = syz_open_procfs(0x0, 0x0) read$FUSE(r3, 0x0, 0x0) sendmsg$TIPC_NL_LINK_GET(r3, &(0x7f000000b680)={&(0x7f000000b340)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f000000b640)={&(0x7f000000b380)={0x158, 0x0, 0x328, 0x70bd2b, 0x25dfdbfc, {}, [@TIPC_NLA_BEARER={0x40, 0x1, [@TIPC_NLA_BEARER_DOMAIN={0x8, 0x3, 0x7e}, @TIPC_NLA_BEARER_DOMAIN={0x8, 0x3, 0x1}, @TIPC_NLA_BEARER_NAME={0x10, 0x1, @udp='udp:syz1\x00'}, @TIPC_NLA_BEARER_PROP={0x1c, 0x2, [@TIPC_NLA_PROP_WIN={0x8, 0x3, 0x3}, @TIPC_NLA_PROP_MTU={0x8}, @TIPC_NLA_PROP_TOL={0x8}]}]}, @TIPC_NLA_NODE={0x20}, @TIPC_NLA_BEARER={0x8c, 0x1, [@TIPC_NLA_BEARER_UDP_OPTS={0x38, 0x4, {{0x20, 0x1, @in6={0xa, 0x4e24, 0x0, @local, 0x421e}}, {0x14, 0x2, @in={0x2, 0x4e21, @multicast2}}}}, @TIPC_NLA_BEARER_DOMAIN={0x8, 0x3, 0x7}, @TIPC_NLA_BEARER_DOMAIN={0x8}, @TIPC_NLA_BEARER_PROP={0x14, 0x2, [@TIPC_NLA_PROP_TOL={0x8}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x3ff}]}, @TIPC_NLA_BEARER_UDP_OPTS={0x2c, 0x4, {{0x14, 0x1, @in={0x2, 0x0, @multicast1}}, {0x14, 0x2, @in={0x2, 0x0, @dev}}}}]}, @TIPC_NLA_BEARER={0x44, 0x1, [@TIPC_NLA_BEARER_DOMAIN={0x8, 0x3, 0x4}, @TIPC_NLA_BEARER_UDP_OPTS={0x38, 0x4, {{0x14, 0x1, @in={0x2, 0x4e21, @local}}, {0x20, 0x2, @in6={0xa, 0x4e22, 0xaebf, @mcast1, 0xdd0}}}}]}, @TIPC_NLA_BEARER={0x14, 0x1, [@TIPC_NLA_BEARER_NAME={0x10, 0x1, @udp='udp:syz2\x00'}]}]}, 0x158}, 0x1, 0x0, 0x0, 0x40000}, 0x8004) r4 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$TIPC_NL_PEER_REMOVE(r4, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)={0x14, 0x0, 0x1}, 0x14}}, 0x0) ioctl$sock_inet_SIOCGIFNETMASK(r1, 0x891b, &(0x7f0000000240)={'dummy0\x00', {0x2, 0x4e20, @local}}) ioctl$VIDIOC_G_EXT_CTRLS(r3, 0xc0205647, &(0x7f0000000080)={0xa30000, 0x10000, 0x3ff, r4, 0x0, &(0x7f0000000040)={0x990a7d, 0x80000001, [], @p_u16=&(0x7f0000000000)=0x3c09}}) r6 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) write$cgroup_int(r6, &(0x7f0000000200), 0x43400) r7 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000080)='NLBL_MGMT\x00') sendmsg$NLBL_MGMT_C_REMOVEDEF(r6, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x14880000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x1c, r7, 0x300, 0x70bd28, 0x0, {}, [@NLBL_MGMT_A_DOMAIN={0x5, 0x1, '\x00'}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4970}, 0x0) sendmsg$NLBL_MGMT_C_ADDDEF(r5, &(0x7f00000001c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000010}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x54, r7, 0x400, 0x70bd2b, 0x25dfdbfd, {}, [@NLBL_MGMT_A_DOMAIN={0x8, 0x1, '!\\}\x00'}, @NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x1}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @remote}, @NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0xefff4824646c4a8d}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x5}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @remote}, @NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x2}]}, 0x54}, 0x1, 0x0, 0x0, 0x4000010}, 0x44000) sendmsg$NLBL_MGMT_C_LISTDEF(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x1c, r7, 0x100, 0x70bd29, 0x25dfdbfb, {}, [@NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x3}]}, 0x1c}, 0x1, 0x0, 0x0, 0x810}, 0x0) [ 1327.426353][ T5775] batman_adv: batadv0: Adding interface: ipvlan1 13:01:00 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x34, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x34}}, 0x0) [ 1327.458155][ T5775] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 13:01:00 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xc}, 0x0) [ 1327.571258][ T5775] batman_adv: batadv0: Interface activated: ipvlan1 13:01:00 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x0, 0xa}, 0x0) 13:01:00 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x100000000000000}, 0x0) [ 1327.721523][ T5999] batman_adv: batadv0: Adding interface: ipvlan1 [ 1327.734102][ T5999] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 13:01:01 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x34, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x34}}, 0x0) [ 1327.811533][ T5999] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active 13:01:01 executing program 5: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x1000000000000}, 0x0) 13:01:01 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x34, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x34}}, 0x0) [ 1328.199268][ T6429] batman_adv: batadv0: Interface deactivated: ipvlan1 [ 1328.254312][ T6429] batman_adv: batadv0: Removing interface: ipvlan1 13:01:01 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0xb) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:01:01 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x200000000000000}, 0x0) 13:01:01 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x0, 0xc}, 0x0) 13:01:01 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x6000000, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1328.567086][ T6442] batman_adv: batadv0: Removing interface: ipvlan1 13:01:01 executing program 0: mknod(&(0x7f0000000200)='./bus\x00', 0x0, 0x0) acct(&(0x7f0000000240)='./file0\x00') mknod(&(0x7f0000000180)='./file0\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f00000001c0)='./bus\x00', 0x0, 0x2e7) ioctl$MON_IOCX_MFETCH(r0, 0xc0109207, &(0x7f0000000300)={&(0x7f00000002c0), 0x0, 0x2}) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x404, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x4, 0xffffffffffffffff}, 0x0, 0x2, 0x0, 0x0, 0x0, 0x400000, 0x6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = pkey_alloc(0x0, 0x2) pkey_mprotect(&(0x7f0000ff9000/0x4000)=nil, 0x4000, 0x0, r1) pkey_free(0xffffffffffffffff) write$RDMA_USER_CM_CMD_CREATE_ID(0xffffffffffffffff, &(0x7f00000003c0)={0x0, 0x18, 0xfa00, {0x0, 0x0, 0x111}}, 0x20) getresgid(0x0, 0x0, &(0x7f00000004c0)) r2 = socket$inet(0x10, 0x2, 0x0) ioctl$sock_SIOCSIFVLAN_GET_VLAN_INGRESS_PRIORITY_CMD(r2, 0x8983, 0x0) bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000380)={0x0, r0, 0x0, 0x4, &(0x7f0000000340)='nfs\x00', 0xffffffffffffffff}, 0x30) clone(0x180000105, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r3 = socket(0x40000000015, 0x805, 0x0) getsockopt(r3, 0x114, 0x271b, &(0x7f0000019440)=""/102389, &(0x7f00000000c0)=0x18ff5) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(r3, 0x84, 0x20, &(0x7f0000000080)=0x9, 0x4) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000fb5ffc)='nfs\x00', 0x0, &(0x7f000000a000)) syz_open_dev$loop(&(0x7f0000000000)='/dev/loop#\x00', 0x4, 0x6e3eaa8e707239af) io_setup(0x1, &(0x7f0000000040)=0x0) io_destroy(r4) socket$can_raw(0x1d, 0x3, 0x1) socket$inet_udp(0x2, 0x2, 0x0) socket$inet_udp(0x2, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/udp\x00') syz_open_dev$vcsa(0x0, 0x6, 0x0) 13:01:01 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xe}, 0x0) 13:01:01 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) r1 = socket(0x10, 0x80002, 0x0) ioctl(r1, 0x1000008912, &(0x7f00000001c0)="080db5055e0bcfe8696071") connect(r1, &(0x7f0000000000)=@un=@abs={0x1, 0x0, 0x4e24}, 0x80) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000340)=ANY=[@ANYBLOB="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", @ANYRES32=0x0, @ANYBLOB="000000000000157b52b6fc7b3cc3f41e00000008000a0000000000140003006970766c616ed5d39718a3a831000000"], 0x3c}}, 0x0) [ 1328.829470][ T6546] batman_adv: batadv0: Adding interface: ipvlan1 [ 1328.869095][ T6546] batman_adv: batadv0: The MTU of interface ipvlan1 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. 13:01:02 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x300000000000000}, 0x0) 13:01:02 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x0, 0xe}, 0x0) [ 1329.052341][ T6546] batman_adv: batadv0: Interface activated: ipvlan1 [ 1329.162756][ T7074] batman_adv: batadv0: Adding interface: ipvlan1 13:01:02 executing program 0: mknod(&(0x7f0000000200)='./bus\x00', 0x0, 0x0) acct(&(0x7f0000000240)='./file0\x00') mknod(&(0x7f0000000180)='./file0\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f00000001c0)='./bus\x00', 0x0, 0x2e7) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000240)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$BLKSECDISCARD(r1, 0x127d, 0x0) r2 = socket(0x2, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_SET_SIZE_BLOCKS(r1, 0xab07, 0x8e0f) syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$MON_IOCX_MFETCH(r0, 0xc0109207, &(0x7f0000000300)={&(0x7f00000002c0), 0x0, 0x2}) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x404, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x4, 0xffffffffffffffff}, 0x0, 0x2, 0x0, 0x0, 0x0, 0x400000, 0x6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r3 = pkey_alloc(0x0, 0x2) pkey_mprotect(&(0x7f0000ff9000/0x4000)=nil, 0x4000, 0x0, r3) pkey_free(0xffffffffffffffff) write$RDMA_USER_CM_CMD_CREATE_ID(0xffffffffffffffff, &(0x7f00000003c0)={0x0, 0x18, 0xfa00, {0x0, 0x0, 0x111}}, 0x20) getresgid(0x0, 0x0, &(0x7f00000004c0)) r4 = socket$inet(0x10, 0x2, 0x0) ioctl$sock_SIOCSIFVLAN_GET_VLAN_INGRESS_PRIORITY_CMD(r4, 0x8983, 0x0) bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000380)={0x0, r0, 0x0, 0x4, &(0x7f0000000340)='nfs\x00', 0xffffffffffffffff}, 0x30) clone(0x180000105, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) ioctl$FS_IOC_FIEMAP(r5, 0xc020660b, &(0x7f00000007c0)=ANY=[@ANYBLOB="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"/646]) r6 = socket(0x40000000015, 0x805, 0x0) getsockopt(r4, 0x114, 0x271b, &(0x7f0000032440)=""/102389, &(0x7f00000000c0)=0x18ff5) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(r6, 0x84, 0x20, &(0x7f0000000000)=0x9, 0x1) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000fb5ffc)='nfs\x00', 0x0, &(0x7f000000a000)) io_setup(0x1, &(0x7f0000000040)=0x0) io_destroy(r7) [ 1329.201462][ T7074] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1329.353385][ T7074] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active 13:01:02 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xf}, 0x0) 13:01:02 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) r2 = creat(&(0x7f0000000000)='./bus\x00', 0x0) fcntl$setstatus(r2, 0x4, 0x6000) io_setup(0x1ff, &(0x7f00000004c0)=0x0) io_submit(r3, 0x1, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x0, 0x0, 0x1, 0x0, r2, &(0x7f0000000000), 0x10000}]) perf_event_open(&(0x7f0000000000)={0x0, 0x70, 0x6, 0x9, 0x81, 0x42, 0x0, 0xeff, 0x68410, 0x2, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x7, 0x7, @perf_config_ext={0x9, 0x10001}, 0x188a0, 0x5, 0x836, 0x1, 0x3, 0x3ff, 0x9}, 0x0, 0x1, r2, 0x8) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r4, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)=ANY=[@ANYBLOB="3c00000013001d04b983b29a96a3f5eaf377824f8b00000000", @ANYRES32=r1, @ANYBLOB="00006970766c616e31000000000000000000000000000000000000000000000035d6e1ee8b0a697a9c3ecc46"], 0x3}}, 0x4044800) mq_getsetattr(r1, &(0x7f0000000140)={0x8b, 0x4, 0x4, 0xff}, &(0x7f0000000180)) [ 1329.599394][ T7363] batman_adv: batadv0: Removing interface: ipvlan1 13:01:03 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x0, 0xf}, 0x0) [ 1329.867404][ T1615] block nbd0: Receive control failed (result -107) 13:01:03 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x0, 0x10}, 0x0) 13:01:03 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x6000000, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:01:03 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x400000000000000}, 0x0) 13:01:03 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x10}, 0x0) 13:01:03 executing program 0: mknod(&(0x7f0000000200)='./bus\x00', 0x0, 0x0) acct(&(0x7f0000000240)='./file0\x00') mknod(&(0x7f0000000180)='./file0\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f00000001c0)='./bus\x00', 0x0, 0x2e7) ioctl$MON_IOCX_MFETCH(r0, 0xc0109207, &(0x7f0000000300)={&(0x7f00000002c0), 0x0, 0x2}) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x404, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x4, 0xffffffffffffffff}, 0x0, 0x2, 0x0, 0x0, 0x0, 0x400000, 0x6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = pkey_alloc(0x0, 0x2) pkey_mprotect(&(0x7f0000ff9000/0x4000)=nil, 0x4000, 0x0, r1) pkey_free(0xffffffffffffffff) write$RDMA_USER_CM_CMD_CREATE_ID(0xffffffffffffffff, &(0x7f00000003c0)={0x0, 0x18, 0xfa00, {0x0, 0x0, 0x111}}, 0x20) getresgid(0x0, 0x0, &(0x7f00000004c0)) r2 = socket$inet(0x10, 0x2, 0x0) ioctl$sock_SIOCSIFVLAN_GET_VLAN_INGRESS_PRIORITY_CMD(r2, 0x8983, 0x0) bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000380)={0x0, r0, 0x0, 0x4, &(0x7f0000000340)='nfs\x00', 0xffffffffffffffff}, 0x30) clone(0x180000105, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r3 = socket(0x40000000015, 0x805, 0x0) getsockopt(r3, 0x114, 0x271b, &(0x7f0000019440)=""/102389, &(0x7f00000000c0)=0x18ff5) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(r3, 0x84, 0x20, &(0x7f0000000080)=0x9, 0x4) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000fb5ffc)='nfs\x00', 0x0, &(0x7f000000a000)) r4 = accept$ax25(r3, &(0x7f0000000280)={{0x3, @default}, [@bcast, @netrom, @bcast, @netrom, @null, @default, @default, @null]}, &(0x7f0000000400)=0x48) r5 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r5, 0x1, 0x11, &(0x7f0000000240)={0x0, 0x0}, &(0x7f0000000280)=0x5) setuid(r6) ioctl$SIOCAX25GETUID(r4, 0x89e0, &(0x7f0000000440)={0x3, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, r6}) io_setup(0x1, &(0x7f0000000040)=0x0) io_destroy(r7) socket$can_raw(0x1d, 0x3, 0x1) ioctl$HCIINQUIRY(r0, 0x800448f0, &(0x7f0000000000)={0x6, 0x7f, "1e2870", 0x40, 0x8}) socket$inet_udp(0x2, 0x2, 0x0) socket$inet_udp(0x2, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/udp\x00') syz_open_dev$vcsa(0x0, 0x6, 0x0) [ 1330.213667][ T7283] block nbd0: shutting down sockets [ 1330.328684][ T7878] batman_adv: batadv0: Interface deactivated: ipvlan1 13:01:03 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x0, 0x14}, 0x0) [ 1330.384848][ T7878] batman_adv: batadv0: Removing interface: ipvlan1 13:01:03 executing program 1: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer\x00', 0x4800, 0x0) ioctl$HDIO_GETGEO(r0, 0x301, &(0x7f0000000040)) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r1, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1330.563749][ T7883] batman_adv: batadv0: Adding interface: ipvlan1 13:01:03 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x3f00, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1330.593348][ T7883] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1330.653960][ T7883] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active 13:01:04 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1331.060186][ T8367] batman_adv: batadv0: Adding interface: ipvlan1 [ 1331.114800][ T8367] batman_adv: batadv0: The MTU of interface ipvlan1 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. 13:01:04 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x500000000000000}, 0x0) 13:01:04 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x0, 0x48}, 0x0) [ 1331.258192][ T8367] batman_adv: batadv0: Interface activated: ipvlan1 13:01:04 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x14}, 0x0) 13:01:04 executing program 0: mknod(&(0x7f0000000200)='./bus\x00', 0x0, 0x0) acct(&(0x7f0000000240)='./file0\x00') mknod(&(0x7f0000000180)='./file0\x00', 0xa669, 0x9) r0 = openat(0xffffffffffffff9c, &(0x7f00000001c0)='./bus\x00', 0x0, 0x2e7) ioctl$MON_IOCX_MFETCH(r0, 0xc0109207, &(0x7f0000000300)={&(0x7f00000002c0), 0x0, 0x2}) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x4, 0xffffffffffffffff}, 0x0, 0x2, 0x0, 0x0, 0x0, 0x400000, 0x6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = pkey_alloc(0x0, 0x1) pkey_mprotect(&(0x7f0000ff9000/0x4000)=nil, 0x4000, 0x0, r1) pkey_free(0xffffffffffffffff) write$RDMA_USER_CM_CMD_CREATE_ID(0xffffffffffffffff, &(0x7f00000003c0)={0x0, 0x18, 0xfa00, {0x0, 0x0, 0x111}}, 0x20) getresgid(0x0, 0x0, &(0x7f00000004c0)) eventfd(0x2) r2 = socket$inet(0x10, 0x2, 0x0) ioctl$sock_SIOCSIFVLAN_GET_VLAN_INGRESS_PRIORITY_CMD(r2, 0x8983, 0x0) bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000380)={0x0, r0, 0x0, 0x4, &(0x7f0000000340)='nfs\x00', 0xffffffffffffffff}, 0x30) clone(0x180000105, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r3 = socket(0x40000000015, 0x805, 0x0) getsockopt(r3, 0x114, 0x271b, &(0x7f0000019440)=""/102389, &(0x7f00000000c0)=0x18ff5) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(r3, 0x84, 0x20, &(0x7f0000000080)=0x9, 0x4) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000fb5ffc)='nfs\x00', 0x0, &(0x7f000000a000)) io_setup(0x1, &(0x7f0000000040)=0x0) io_destroy(r4) r5 = socket$can_raw(0x1d, 0x3, 0x1) socket$inet_udp(0x2, 0x2, 0x0) socket$inet_udp(0x2, 0x2, 0x0) ioctl$KVM_SET_XCRS(r5, 0x4188aea7, &(0x7f0000000400)=ANY=[@ANYBLOB="0a000000060000000800000000000000030000000000000000800000000000000500000000000000040000000000000038010000000000000100010000000000070000000000000008000000000000ff3f0000000000000003000000000000000300000000000000bcc8b626000000000800000000000000b0a4000000000000050000000000000025f67744000000000900000000000000c60b0000000000000800000000000000"]) syz_open_procfs(0x0, &(0x7f0000000000)='net/udp\x00') syz_open_dev$vcsa(0x0, 0x6, 0x0) 13:01:04 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/vcsa\x00', 0x40000, 0x0) setsockopt$inet_dccp_int(r1, 0x21, 0xa, &(0x7f0000000200)=0xffffffff, 0x4) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r3 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/autofs\x00', 0x8080, 0x0) r4 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000000c0)='NLBL_UNLBL\x00') sendmsg$NLBL_UNLABEL_C_LIST(r3, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x28, r4, 0x200, 0x70bd2c, 0x25dfdbfe, {}, [@NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @mcast2}]}, 0x28}, 0x1, 0x0, 0x0, 0x10000804}, 0x0) [ 1331.455821][ T8521] batman_adv: batadv0: Removing interface: ipvlan1 [ 1331.620689][ T8615] batman_adv: batadv0: Removing interface: ipvlan1 13:01:04 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x0, 0x4c}, 0x0) 13:01:04 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x3f00, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:01:04 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x600000000000000}, 0x0) 13:01:05 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) ioctl$SNDRV_PCM_IOCTL_DRAIN(r1, 0x4144, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000180)=ANY=[@ANYBLOB="3c00000013001d04000000000000000000000000bf91c89135c62a1c348bad4cfb11ff342bad4a1ea2a0f16c69067fe7eb9f8cd9d411cbadda36bfcc556cea723ffd44427e3c69bf1af7877c19f524b6d668b9231f1abfd0ac5e7b93365deda8a35a5ddfed2fb0287059abbc181a075d94d0d9d2e6c81786183b82d5c687977b0749d3ab80a3ceef7c40b3da13b48a4214fd72cce3bf24ea3253c9be6aabc547883f8bf7fd915e178c789ee78e00d081804548b1112564e8af402c038ff5397c8f665815c2367b3d6ccf", @ANYRES32=0x0, @ANYBLOB="000000000000000008000a0000000000140003006970766c616e31000000000000000000"], 0x3c}}, 0x0) [ 1331.972277][ T9096] batman_adv: batadv0: Interface deactivated: ipvlan1 13:01:05 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0xf0ffffff, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:01:05 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x48}, 0x0) [ 1332.038484][ T9096] batman_adv: batadv0: Removing interface: ipvlan1 13:01:05 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x0, 0x60}, 0x0) 13:01:05 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x2000000, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1332.227717][ T9161] batman_adv: batadv0: Adding interface: ipvlan1 [ 1332.234967][ T9161] batman_adv: batadv0: The MTU of interface ipvlan1 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. [ 1332.263526][ T9161] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active [ 1332.286872][ T9267] netlink: 28 bytes leftover after parsing attributes in process `syz-executor.1'. [ 1332.352252][ T9331] batman_adv: batadv0: Adding interface: ipvlan1 13:01:05 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x4, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1332.429001][ T9331] batman_adv: batadv0: The MTU of interface ipvlan1 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. [ 1332.623018][ T9331] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active 13:01:05 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x700000000000000}, 0x0) [ 1332.705742][ T9548] batman_adv: batadv0: Adding interface: ipvlan1 [ 1332.712423][ T9548] batman_adv: batadv0: The MTU of interface ipvlan1 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. [ 1332.755435][ T9548] batman_adv: batadv0: Interface activated: ipvlan1 [ 1332.937246][ T9781] batman_adv: batadv0: Adding interface: ipvlan1 13:01:06 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x0, 0x68}, 0x0) [ 1332.963671][ T9781] batman_adv: batadv0: The MTU of interface ipvlan1 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. 13:01:06 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0xff, 0x0, 0x0, 0x0, 0x100e34, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext={0xffff}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4}, 0x0, 0x2, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) recvmsg$can_j1939(r1, &(0x7f0000000280)={&(0x7f0000000000)=@ll={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @link_local}, 0xfffffffffffffcd4, &(0x7f0000000180)=[{&(0x7f00000000c0)=""/160, 0x1a5}], 0x1, &(0x7f00000001c0)=""/165, 0x452}, 0x2) socket$nl_route(0x10, 0x3, 0x0) r2 = socket(0x40000000015, 0x805, 0x0) getsockopt(r2, 0x114, 0x271b, &(0x7f0000019440)=""/102389, &(0x7f00000000c0)=0x18ff5) getsockopt$XDP_STATISTICS(r2, 0x11b, 0x7, &(0x7f0000000a40), &(0x7f0000000a80)=0x18) syz_mount_image$nfs(&(0x7f0000000340)='nfs\x00', &(0x7f0000000380)='./file0\x00', 0x6, 0x0, &(0x7f0000000940), 0x84000, &(0x7f0000000a00)='\x00') r3 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r3, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=ANY=[@ANYBLOB="3c00000013001d000000", @ANYRES32=0x0, @ANYBLOB="000000000000000008000a0000000000140003006970766c616e31000000000000000000"], 0x3c}}, 0x0) [ 1333.064092][ T9781] batman_adv: batadv0: Interface activated: ipvlan1 13:01:06 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x4c}, 0x0) 13:01:06 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x2000000, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1333.445598][T10088] batman_adv: batadv0: Removing interface: ipvlan1 13:01:06 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x0, 0x6c}, 0x0) 13:01:06 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000140)=ANY=[@ANYBLOB="3c00000013001d04000000000000000000000000c0c6ed5a7a084bef6625687dcbd9217cff78b8a291c1a3c9b13f098c9865d8c53aa8050dabf9fdb1859d288cffe55a1ac744a6bbaacc3471af9ee5ab842969d62195ed7db9cae7acaa471b8441d58b8e486427b27f2152fb556ae6", @ANYRES32=0x0, @ANYBLOB="000000000000000008000a0000000000140003006970766c616e3100000000608cc688e0"], 0x3c}}, 0x0) 13:01:06 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xa00000000000000}, 0x0) [ 1333.708624][T10204] batman_adv: batadv0: Interface deactivated: ipvlan1 13:01:06 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x4, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1333.749611][T10204] batman_adv: batadv0: Removing interface: ipvlan1 13:01:07 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x60}, 0x0) [ 1333.937466][T10322] netlink: 28 bytes leftover after parsing attributes in process `syz-executor.1'. 13:01:07 executing program 5: mknod(&(0x7f0000000200)='./bus\x00', 0x0, 0x0) acct(&(0x7f0000000240)='./file0\x00') mknod(&(0x7f0000000180)='./file0\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f00000001c0)='./bus\x00', 0x0, 0x2e7) ioctl$MON_IOCX_MFETCH(r0, 0xc0109207, &(0x7f0000000300)={&(0x7f00000002c0), 0x0, 0x2}) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x404, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x4, 0xffffffffffffffff}, 0x0, 0x2, 0x0, 0x0, 0x0, 0x400000, 0x6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = pkey_alloc(0x0, 0x2) pkey_mprotect(&(0x7f0000ff9000/0x4000)=nil, 0x4000, 0x0, r1) pkey_free(0xffffffffffffffff) write$RDMA_USER_CM_CMD_CREATE_ID(0xffffffffffffffff, &(0x7f00000003c0)={0x0, 0x18, 0xfa00, {0x0, 0x0, 0x111}}, 0x20) getresgid(0x0, 0x0, &(0x7f00000004c0)) r2 = socket$inet(0x10, 0x2, 0x0) ioctl$sock_SIOCSIFVLAN_GET_VLAN_INGRESS_PRIORITY_CMD(r2, 0x8983, 0x0) bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000380)={0x0, r0, 0x0, 0x4, &(0x7f0000000340)='nfs\x00', 0xffffffffffffffff}, 0x30) clone(0x180000105, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r3 = socket(0x40000000015, 0x805, 0x0) getsockopt(r3, 0x114, 0x2710, &(0x7f0000019440)=""/102389, &(0x7f00000000c0)=0x18ff5) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(r3, 0x84, 0x20, &(0x7f0000000080)=0x9, 0x4) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000fb5ffc)='nfs\x00', 0x0, &(0x7f000000a000)) io_setup(0x1, &(0x7f0000000040)=0x0) io_destroy(r4) socket$can_raw(0x1d, 0x3, 0x1) socket$inet_udp(0x2, 0x2, 0x0) socket$inet_udp(0x2, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/udp\x00') syz_open_dev$vcsa(0x0, 0x6, 0x0) [ 1334.094456][T10613] batman_adv: batadv0: Adding interface: ipvlan1 13:01:07 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xc00000000000000}, 0x0) [ 1334.123592][T10613] batman_adv: batadv0: The MTU of interface ipvlan1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 13:01:07 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x4, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1334.223029][T10613] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active 13:01:07 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = socket(0x40000000015, 0x805, 0x0) getsockopt(r1, 0x114, 0x271b, &(0x7f0000019440)=""/102389, &(0x7f00000000c0)=0x18ff5) r2 = dup(r1) fchmod(r0, 0x48) r3 = open(&(0x7f0000000000)='./file0\x00', 0x40, 0x1) mmap$fb(&(0x7f0000fec000/0x14000)=nil, 0x14000, 0x6, 0x2010, r2, 0x38000) ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) getpeername$unix(r3, &(0x7f00000039c0), &(0x7f0000003a40)=0x6e) socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f00000000c0)={0x0, {0x2, 0x4e20, @loopback}, {0x2, 0x4e21, @remote}, {0x2, 0x4e24, @rand_addr=0x6}, 0x4, 0x0, 0x0, 0x0, 0xe3d8, &(0x7f0000000040)='ipvlan0\x00', 0x20, 0x4, 0xfffd}) r4 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r5 = socket(0x10, 0x80002, 0x0) ioctl(r5, 0x1000008912, &(0x7f00000001c0)="080db5055e0bcfe8696071") sendmmsg$alg(r5, &(0x7f0000003840)=[{0x0, 0x0, &(0x7f0000000340)=[{&(0x7f0000000140)="aad60178035eda89deb48cceff6428ffb1b6683640a69f561e673f1b916ed7c628e5dd38d28dc4c8581841bd0d5377ecf689ad883197e0abac2b1cb2c485fcd10292a25b22a65ce8e48c3ae4d11520669b6e4a137a9e55e6b3ffc2b0", 0x5c}, {&(0x7f00000001c0)="991d9e7dbb04abd0eb8aabe61bbce8be8e7279053072acd75268c58c4285f57d3efa951aea53394604e369ada246161b74509af1d0a139ed0aaf00f331314a4d4ac9f2a616eecb5886f1b5b3bc6fcec15fa0769bc0dcceb6d7a306f11a68112f2180b5883fcfdf6721167757c01265cacc1d64f7eddc06d59b72b5ecf025d9edf76ebcf2b93ff4067f5a8ba7a367b86177c03eef28b9dd1363607fceac2d70cbb36cdde39c554cbed2cf93020d89ed509e8b25a8e50539821753fe6920ed09c12cc994060acb4437e123988c76a76101f0d5649d460d", 0xd6}], 0x2, &(0x7f0000000380)=[@op={0x18}], 0x18, 0xc000}, {0x0, 0x0, &(0x7f0000000580)=[{&(0x7f00000003c0)="3d9a8134568eac34e687c0547f7f3eb788986cf3a740d9d58c0a78fe7a3bd3cc9593a3a226d73f900a", 0x29}, {&(0x7f0000000400)="50a68095e032e6eeb2f99f94fa2059700426402d0c4eb947819faa1049b91ec69fa1bb92235792a694bf5559257c5a0078712b44deb086c3ccbe812fc282cb457eafe2ad059dc9e0b09b65adf18f7ab8cb8bd5501e3a4813208a43f4835ba94f14d8ff6ada217c00618507296d6875ba983fccc0244151f606f83d074cc89ae95715", 0x82}, {&(0x7f00000004c0)="5cd3469367759ffe2fe8a207c89677db1c2c56d54d711386c87f98800d1186b56868e1e9944856818df5c7eafd4faa6b7f204a9e7343bc300b4926d4f2d2353a9c223a957c399571f471810f2ca60f17cf15e44d99c0476ee821c4f9123b312bb59ee00fe06d61c1b586257d7e30f41fbed91293fe5e4014a79ce7d54063b8a9ce653167ef3058d1c84cc4f93d9c094269637ece5da5cbb0ade4de6dd529d3cf677160a36a84374a2d8b33e7063c2adc36", 0xb1}], 0x3, 0x0, 0x0, 0x20000000}, {0x0, 0x0, &(0x7f0000001b00)=[{&(0x7f00000005c0)="118fc9c199b43194b8482d15dd3fb3040d215bb3351075b703042b3934146f360a856a6b088e815a256eada225a2bf6b8829995babc2b5ed6c34071c9f9ac008e309bf663a2f1c4f8deaf3ba083868abb7b6ca887139a1fc6b0b7c901897f9d129494b001beb0cbdf763e86b47dae5624c2a757ea2456fb78506fe4372b2ceb5e26b0c9c25bf14501ecdcf64d37201884bb211246355ff4df9dcb9641d22e14dc29983f2b32562a31f6853497b720f14989d61da11bbd76226336bcae2a28fe7a948c4fb2a8a1d497422f6cd8b4ffde8c616c856f0db", 0xd6}, {&(0x7f00000006c0)="efe139a6760fafeaf23bf5cdcb1c79eea22d9e026c9a70c8ff666d519cc8ee509f6bbe0b810ab325bdc4c3482a7971d550ff5f94d4dee1aadd245d643bdb09d348536b875f8f5a84a2018d9a23c36e5797fe4b92a51996763791b9244f10210535b766c0eb4261271a4cf0ee52577543c65a84769f12323327e76fecfefcdad0bcac75854eb7178d65bc685151ea3d6118fd0b0ad06384a6796786482f0b9701ebe6431497efbd61b70597faa2a7f4beae7467b92c4b0e82a28f4eee1cc60c8e251998fe", 0xc4}, {&(0x7f00000007c0)="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{&(0x7f0000002fc0)="82918031acf71609c72fe51c0085893b6a9c7983d695499e52d434e3c1c10449866a489cbd9a2cfeb5aa58565867b87da84d9d1741c22866a96f7c27913f76bdf825b1fa4d8e6c9993967ffcb77a18c0a6c4676af7a945509cad562f6476eecc118de2933b4cb20ed08c7a80f812c47b0a2d22b15d4557c243c3d3ce05a7a2189822526d95cb17c4fb7d3f9724433afb60a20c445c0e7ffdcfb00c796ca1cef246aa2425631c5db9c214406d5a2c0b92bef9d70dceb7965e1293d716f649a8279a69b1e6afb6e11ea7ebd479", 0xcc}, {&(0x7f00000030c0)="4c2202e1787dbfe59eee44c6ca055a43daa70b1964c3f9ebbd9c48a85e333268106de2e78164d91c0827bd948dc9742af31c2178346c760474f8d44d7b89f2", 0x3f}, {&(0x7f0000003100)="c3ddc0e28a", 0x5}], 0x7, 0x0, 0x0, 0xc0}, {0x0, 0x0, &(0x7f0000003300)=[{&(0x7f00000031c0)="403c6281d0509c38ede4974b12a7906fd43bc17684f915f56eb7bde7d86737", 0x1f}, {&(0x7f0000003200)="dbed82b3ff466c007f60c8262cda5237ac354a6550c48b296e162df03c715183a05a679a6b6779909490ffc0e5d0ee3755a31998bf39f5ec3f082b0b804aaba460eae50a8e215ad09b7c9dc58cdf31c71fcdf6cb966effefe1b49cd3071b42592b8b13ea45dd6bf64ddd4d640e82c2f1fde02c97c829b3b5f1a742587326b49a49ed243635dcbb452e6dafcea4b72bb681e4eca1adc130d8284b32e4007b5ab22d1b0b45a18ba52e5475702a6a0bdce0546cb326be8e4ec278a6cfdd8593ee4c2f7238f800f90103844febf24a52ca40089ec58a42838157", 0xd8}], 0x2, &(0x7f0000003340)=[@assoc={0x18, 0x117, 0x4, 0x3287}, @op={0x18, 0x117, 0x3, 0x1}, @op={0x18}, @assoc={0x18, 0x117, 0x4, 0x7fffffff}], 0x60, 0x10001}, {0x0, 0x0, &(0x7f0000003780)=[{&(0x7f00000033c0)="3f6789ce26c6978b7891b0c652502483cd01f14957d8d1694174652f8250491564d8b2a67313079b22f22f9c7e2c297eda1afa475ca36a1b350b4d72ee17a1ad6ae755c922c10cd40a0a5962312061d08e93a24fbfda6e9e61b36376c74de818af8779043efec4", 0x67}, {&(0x7f0000003440)="396919a9545ac35e6a30f749cf7500ce6da618c13b7830fcd4640ad06b0c5c8db1f7053a835e5dc790023b3a82427b7d612b39d2046bd488ee3f285d8adaaffdcb18be0d2d73209b1f9450ce2739991781f49418bb5955379fa7eb534a84ab4205100ef743a92b1fb99cd9fa08ab5fb08a9a047a97c0a4e30257b2ea8acea039fd1504947cc8b1421287320f3b78f76f945149d63c1fc2bd6acb18c811b97e29bb07afd52a575b5b890202933c9cff7166fd41dc42a28fd2c5cf093a63e7cc2b8e733cb1d97ddef7", 0xc8}, {&(0x7f0000003540)="b44f691cf343ccd46b10c0caecc28bb731df2c91ba0462685dcf5f95434f8cf3079ae8c28dbd59a99e20e03056b9ce2912111ad4ac19b33a5376562edd77b576908265e31162a4d19239e9eac21f5000e58024181a662ce00dae7b805c0755aeb575ccf642974018600b1edafb8c1de16d02a20f7148f89938c2e51f705bf55a6bb7b666c2e810f52a047b516eff2e1612c02519c6af4a1d47ceac00979013cda0ee9472cf783aecca3c7217dbed5d5404b08a904b51385b3452bf0cd6c703d20c9db8e9ab7e", 0xc6}, {&(0x7f0000003640)="c2d13e216d7d930ef08fe5aa9653e09898b4c5929bf05f0615402bb621bb01b1d9afa6464ed354cdd4453ac5fba881c23403a2040c3299f23cada01b651c95c08974844cc403ea53ed22b5c5dfe6d58b1e6047ad8426c253a6e12904dc101895c40fc61f1176538a921379725310a9cd21ede222a011a6fb7b538e39dc9b048369db2fe183ebc97d2ba45812ade0d1fa111304e50a7bf46a00b62f658d554382bb1963d6252917bb89", 0xa9}, {&(0x7f0000003700)="a5c9607a3099b27d4a4cf7500b645572e710458251726d987499f41ff4617e9f2c01b94984c8dabc9ef777e588c0f4876cc70b59c0fea8d5fb9ae439ac4a2124c67e7570289a39a8dd2997d6462b07f2", 0x50}], 0x5, &(0x7f0000003800)=[@assoc={0x18, 0x117, 0x4, 0x10000}], 0x18}], 0x6, 0x4000) 13:01:07 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x0, 0x74}, 0x0) [ 1334.465888][T10779] batman_adv: batadv0: Interface deactivated: ipvlan1 [ 1334.526253][T10779] batman_adv: batadv0: Removing interface: ipvlan1 13:01:07 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xe00000000000000}, 0x0) [ 1334.818957][T11220] batman_adv: batadv0: Removing interface: ipvlan1 13:01:08 executing program 5 (fault-call:7 fault-nth:0): r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:01:08 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x0, 0x7a}, 0x0) 13:01:08 executing program 0 (fault-call:7 fault-nth:0): perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) 13:01:08 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x68}, 0x0) [ 1335.134163][T11357] batman_adv: batadv0: Adding interface: ipvlan1 13:01:08 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0xf00000000000000}, 0x0) [ 1335.201053][T11357] batman_adv: batadv0: The MTU of interface ipvlan1 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. [ 1335.230769][T11402] FAULT_INJECTION: forcing a failure. [ 1335.230769][T11402] name failslab, interval 1, probability 0, space 0, times 0 [ 1335.323045][T11402] CPU: 1 PID: 11402 Comm: syz-executor.5 Not tainted 5.5.0-rc6-syzkaller #0 [ 1335.332381][T11402] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1335.342708][T11402] Call Trace: [ 1335.346024][T11402] dump_stack+0x197/0x210 [ 1335.350378][T11402] should_fail.cold+0xa/0x15 [ 1335.354987][T11402] ? release_sock+0x156/0x1c0 [ 1335.359751][T11402] ? fault_create_debugfs_attr+0x180/0x180 [ 1335.365602][T11402] ? ___might_sleep+0x163/0x2c0 [ 1335.370488][T11402] __should_failslab+0x121/0x190 [ 1335.376152][T11402] should_failslab+0x9/0x14 [ 1335.380684][T11402] kmem_cache_alloc_node+0x268/0x740 [ 1335.386007][T11402] __alloc_skb+0xd5/0x5e0 [ 1335.390363][T11402] ? __kmalloc_reserve.isra.0+0xf0/0xf0 [ 1335.395930][T11402] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1335.402716][T11402] ? netlink_autobind.isra.0+0x223/0x300 [ 1335.408374][T11402] netlink_sendmsg+0xa1b/0xea0 [ 1335.413163][T11402] ? netlink_unicast+0x7d0/0x7d0 [ 1335.418123][T11402] ? aa_sock_msg_perm.isra.0+0xba/0x170 [ 1335.423704][T11402] ? apparmor_socket_sendmsg+0x2a/0x30 [ 1335.429234][T11402] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1335.436092][T11402] ? security_socket_sendmsg+0x8d/0xc0 [ 1335.441587][T11402] ? netlink_unicast+0x7d0/0x7d0 [ 1335.446551][T11402] sock_sendmsg+0xd7/0x130 [ 1335.450991][T11402] ____sys_sendmsg+0x753/0x880 [ 1335.455777][T11402] ? kernel_sendmsg+0x50/0x50 [ 1335.460492][T11402] ? retint_kernel+0x2b/0x2b [ 1335.465224][T11402] ___sys_sendmsg+0x100/0x170 [ 1335.469921][T11402] ? sendmsg_copy_msghdr+0x70/0x70 [ 1335.476707][T11402] ? __kasan_check_read+0x11/0x20 [ 1335.481758][T11402] ? __fget+0x37f/0x550 [ 1335.485958][T11402] ? ksys_dup3+0x3e0/0x3e0 [ 1335.490396][T11402] ? __fget_light+0x1a9/0x230 [ 1335.495089][T11402] ? __fdget+0x1b/0x20 [ 1335.499178][T11402] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 1335.505441][T11402] __sys_sendmsg+0x105/0x1d0 [ 1335.510056][T11402] ? __sys_sendmsg_sock+0xc0/0xc0 [ 1335.515111][T11402] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1335.520783][T11402] __x64_sys_sendmsg+0x78/0xb0 [ 1335.525568][T11402] do_syscall_64+0xfa/0x790 [ 1335.530130][T11402] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1335.536035][T11402] RIP: 0033:0x45af49 [ 1335.539968][T11402] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1335.559593][T11402] RSP: 002b:00007f68be490c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e 13:01:08 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) syz_mount_image$nfs(&(0x7f0000000000)='nfs\x00', &(0x7f0000000040)='./file0\x00', 0x7f, 0x6, &(0x7f00000004c0)=[{&(0x7f00000000c0)="34c8f5b213e1515cb3621831b1a34b0c94aa4e67815a61f06c4b745e096ae0106e262264bcd8804fe54eea2a7784d772e144fe94f3326f8bf90d9edcf80aa0db5ab34cd5b9d4405bb02aaa505906a38db864dfde808e0395c6c5bf979978569c50ea10c3cd46bf97a3f1705c17134d0f9d", 0x71, 0xb6}, {&(0x7f0000000140)="ccd00ce0615056b0bc723a48f3867c780726323dfe90fb6cb3faefb772dfbdbd372c7de7087e47fdbb3475d890afaea72ecbbadcaa87653bd21373e2c75d2415670503b4b08e299df8c155c67073b9a3d8a3031438db2ca00c3dbff39266b92375e1ddd561577f88f15721ee12b5cdda8b9d87b68363e43942d9d752869397e9749d8d3b9d0e7782b40d6a42", 0x8c, 0x2}, {&(0x7f0000000200)="b5bf964d44e08a7722a8706e29b6a3c3c41dbe60a5531b896f3c84907df270da5cf919ec092ba5cd970761d3d11768551cddea20c215f8a506365596740109ddae390668b0f7cf91d3381681d94166dad8ddf4", 0x53, 0x100000000}, {&(0x7f0000000340)="12bd0fa3fdcdc984613092153fb4580c3de58f507891ed3c9f8003ec79232bef6403b258cdd4e8bc1dbb153239f1c882165c41d37c5f22567ae223238af11bbce6540d72a9eefbf5d2071cd49c1f8bc59f078bb30792604ba2e8a130564f2513e161224d8c5b172d540993b443b2d5ad3fe7822fc4976aa25d535198c4c2f249e1f0d25911cb26b77fab0adaf9d5b6118cf8b05e649d21944dea5462120a1d678efc996871cee625a03ec5b84b60b50221db062379c0a4a2d92b2476978df791823346ca5649fd2ff4923f8b3a2fe4763bc9fb5422db17c7055609a7146aeeeb", 0xe0, 0x9}, {&(0x7f0000000440)="c9a20ef7b38006fdc55821d59f6f1f6dcf5d630ab0e22feb79990bf30a26e5719e80e945b4710aadcb5570c67a830e3cefa6c5ec6b958f99a7f7675d1428eb73313a3373355c041d398e40fcbcf9a82f9c09f275ea7394a1f32c66b647760a1786365963b22620b7e07c7dee86c8453fe50695d5629434c37d", 0x79, 0x7}, {&(0x7f0000000280)="26040999eba0a7bcb1e0b26d03aeddb1c7e9c743dba8ca2e4eb46619c02d5492d7555842090ba37faf800d6eb9628f13", 0x30, 0x7}], 0x1000000, &(0x7f0000000580)='\x00') r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/ptmx\x00', 0x40, 0x0) ioctl$TCSETA(r1, 0x5406, &(0x7f0000000600)={0x16, 0x4, 0x1, 0x400, 0x11, "85204cb32e9deffd"}) socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1335.568020][T11402] RAX: ffffffffffffffda RBX: 00007f68be490c90 RCX: 000000000045af49 [ 1335.576202][T11402] RDX: 0000000000000000 RSI: 00000000200002c0 RDI: 0000000000000005 [ 1335.584453][T11402] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 1335.592575][T11402] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f68be4916d4 [ 1335.600753][T11402] R13: 00000000004caa88 R14: 00000000004e40f8 R15: 0000000000000006 13:01:08 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x0, 0xf0}, 0x0) [ 1335.738987][T11357] batman_adv: batadv0: Interface activated: ipvlan1 13:01:08 executing program 5 (fault-call:7 fault-nth:1): r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1335.861795][T11597] batman_adv: batadv0: Adding interface: ipvlan1 [ 1335.912564][T11597] batman_adv: batadv0: The MTU of interface ipvlan1 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. [ 1336.131513][T12000] FAULT_INJECTION: forcing a failure. [ 1336.131513][T12000] name failslab, interval 1, probability 0, space 0, times 0 [ 1336.138010][T11597] batman_adv: batadv0: Not using interface ipvlan1 (retrying later): interface not active [ 1336.243849][T12000] CPU: 0 PID: 12000 Comm: syz-executor.5 Not tainted 5.5.0-rc6-syzkaller #0 [ 1336.252587][T12000] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1336.262656][T12000] Call Trace: [ 1336.266075][T12000] dump_stack+0x197/0x210 [ 1336.270692][T12000] should_fail.cold+0xa/0x15 [ 1336.275304][T12000] ? fault_create_debugfs_attr+0x180/0x180 [ 1336.281295][T12000] ? __should_failslab+0x45/0x190 [ 1336.286348][T12000] __should_failslab+0x121/0x190 [ 1336.291476][T12000] should_failslab+0x9/0x14 [ 1336.296004][T12000] kmem_cache_alloc_node_trace+0x274/0x750 [ 1336.301829][T12000] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 1336.307829][T12000] ? __kasan_kmalloc.constprop.0+0xcf/0xe0 [ 1336.313759][T12000] __kmalloc_node_track_caller+0x3d/0x70 [ 1336.319426][T12000] __kmalloc_reserve.isra.0+0x40/0xf0 [ 1336.324818][T12000] __alloc_skb+0x10b/0x5e0 [ 1336.329264][T12000] ? __kmalloc_reserve.isra.0+0xf0/0xf0 [ 1336.334830][T12000] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1336.341285][T12000] ? netlink_autobind.isra.0+0x223/0x300 [ 1336.347060][T12000] netlink_sendmsg+0xa1b/0xea0 [ 1336.351956][T12000] ? netlink_unicast+0x7d0/0x7d0 [ 1336.356924][T12000] ? aa_sock_msg_perm.isra.0+0xba/0x170 [ 1336.362510][T12000] ? apparmor_socket_sendmsg+0x2a/0x30 [ 1336.368000][T12000] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1336.374361][T12000] ? security_socket_sendmsg+0x8d/0xc0 [ 1336.379840][T12000] ? netlink_unicast+0x7d0/0x7d0 [ 1336.384952][T12000] sock_sendmsg+0xd7/0x130 [ 1336.389405][T12000] ____sys_sendmsg+0x753/0x880 [ 1336.394221][T12000] ? kernel_sendmsg+0x50/0x50 [ 1336.399030][T12000] ___sys_sendmsg+0x100/0x170 [ 1336.403731][T12000] ? sendmsg_copy_msghdr+0x70/0x70 [ 1336.408853][T12000] ? __kasan_check_read+0x11/0x20 [ 1336.413894][T12000] ? __fget+0x37f/0x550 [ 1336.418163][T12000] ? ksys_dup3+0x3e0/0x3e0 [ 1336.422599][T12000] ? __fget_light+0x1a9/0x230 [ 1336.427292][T12000] ? __fdget+0x1b/0x20 [ 1336.431634][T12000] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 1336.437896][T12000] __sys_sendmsg+0x105/0x1d0 [ 1336.442616][T12000] ? __sys_sendmsg_sock+0xc0/0xc0 [ 1336.447652][T12000] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1336.453141][T12000] __x64_sys_sendmsg+0x78/0xb0 [ 1336.458007][T12000] do_syscall_64+0xfa/0x790 [ 1336.462535][T12000] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1336.468437][T12000] RIP: 0033:0x45af49 [ 1336.472526][T12000] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 13:01:09 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x0, 0x300}, 0x0) 13:01:09 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1336.492232][T12000] RSP: 002b:00007f68be490c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 1336.501200][T12000] RAX: ffffffffffffffda RBX: 00007f68be490c90 RCX: 000000000045af49 [ 1336.509880][T12000] RDX: 0000000000000000 RSI: 00000000200002c0 RDI: 0000000000000005 [ 1336.518041][T12000] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 1336.526039][T12000] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f68be4916d4 [ 1336.534457][T12000] R13: 00000000004caa88 R14: 00000000004e40f8 R15: 0000000000000006 13:01:09 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x6c}, 0x0) 13:01:09 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=ANY=[@ANYBLOB="2000000013001d040000000000b2afe8db2d585300000000000000", @ANYRES32=0x0, @ANYBLOB="faffffffffffffff"], 0x20}}, 0x0) r3 = socket(0x40000000015, 0x0, 0x0) setsockopt$SO_RDS_TRANSPORT(r3, 0x114, 0x8, &(0x7f00000008c0)=0x2, 0x4) r4 = syz_genetlink_get_family_id$fou(&(0x7f0000000140)='fou\x00') r5 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r5, &(0x7f0000000300)={0x2, 0x4e20, @local}, 0x10) sendto$inet(r5, 0x0, 0x100000351, 0x20020059, &(0x7f0000000080)={0x2, 0x4e20}, 0x10) ioctl$int_in(r5, 0x5452, &(0x7f00000003c0)=0xe1) shutdown(r5, 0x1) accept4(r5, &(0x7f0000000000)=@ll={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000080)=0x80, 0x80000) bind(0xffffffffffffffff, &(0x7f0000000100)=@xdp={0x2c, 0x0, r6, 0x2a}, 0x80) sendmsg$FOU_CMD_DEL(r3, &(0x7f0000000480)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000400)={&(0x7f0000000180)={0x78, r4, 0x100, 0x70bd27, 0x25dfdbfe, {}, [@FOU_ATTR_PORT={0x8, 0x1, 0x4e24}, @FOU_ATTR_LOCAL_V6={0x14, 0x7, @dev={0xfe, 0x80, [], 0x20}}, @FOU_ATTR_IFINDEX={0x8, 0xb, r6}, @FOU_ATTR_AF={0x8, 0x2, 0x2}, @FOU_ATTR_PORT={0x8, 0x1, 0x4e23}, @FOU_ATTR_LOCAL_V6={0x14, 0x7, @initdev={0xfe, 0x88, [], 0x0, 0x0}}, @FOU_ATTR_PEER_V6={0x14, 0x9, @rand_addr="75fb730469852e872682a34c7818516f"}, @FOU_ATTR_IFINDEX={0x8}]}, 0x78}, 0x1, 0x0, 0x0, 0x811}, 0xc80) r7 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r7, 0x1, 0x11, &(0x7f0000000240)={0x0, 0x0}, &(0x7f0000000280)=0x5) setuid(r8) getsockopt$inet6_IPV6_XFRM_POLICY(r3, 0x29, 0x23, &(0x7f0000000d40)={{{@in6=@empty, @in=@remote, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@broadcast}, 0x0, @in=@local}}, &(0x7f0000000280)=0xe8) syz_mount_image$f2fs(&(0x7f0000000200)='f2fs\x00', &(0x7f0000000240)='./file0\x00', 0x9, 0x8, &(0x7f0000000c80)=[{&(0x7f00000004c0)="0d92258430c6ea8d9f5c109ca452d6787237b388a7ef9bc16792fbdf903613a7b329f0ce8a57727b10d54e302c76c64487bad8f576cd653a04e5432630b67abe924fec94c01f768f66f98249444dbc466c4b7c20683439adbea88fff608e6527f62deab3a9afaaf264d398d76a30245adef231ef47996d56a761dc39b2182792bf3e513596e99f427c9aad277ba1b8c5cc16404987c9454991fa994691eabe21fb9b6cb6ee163187b176ff5fabc7a6ea3b0dc67bed983d05097f3dc7e1f73acf2f2be3bc3e1b2dfefa44d5", 0xcb, 0x100000000}, {&(0x7f00000005c0)="5096e62e384dd9cd47bbade8644b2f450cd8162dd85dee2ce4f81f9ec9e9c03d4b5359709d9786c3cbccacbd380c48dd463adabb797e63114dec157a409f1ac397fcadaff4034cceea825cda1c43fa001573b42ad544e46134c710f8ccfce1b1fbb3fef3c599cc1ef3c9f09ff5949fc027095d2498dc9745c1ad492dca67a29c082f69e017c6b2518e2339266012785cf9d98c30f8de6ff38ce11a99f4a0477e2e4e2ada785d9e16053f6677a7958e", 0xaf, 0x1}, {&(0x7f0000000680)="d05f7608df213358f53619dfdbd5bfc5cfc7ff59c2b5c7dc66f6a32761eaaf93337a578a35ea07284d2fcb2f49d1ce0a9c310198f67c57a90d597fabefcd0efe0d19f8d705e166711811c91654a31d7b2f10205082da91d03228584c65de50e19d3e393f95d4a37c4e41074cadbf84dfc6819dcf04ba68462d9f8fbb8f99449b26e983f7a2f0d9234a04750396e77d4ce93bd92b8af96053badcb004c24e120e088577db71f30bda41eaa48c2e0f607bf99e06db2894838ede05116cd2dc7e779687c4ded122181f8118c171db6da5693e9f6e887856bfefebd362f3bd083c27", 0xe0}, {&(0x7f0000000780)="1f4c949bf3c3f4be00299f88cec3e46ed1d6a0ca3ab0c78eca8ccb84ed327f8b051e48e04d4f56060015f1c6717020edb555906e41cf420f1314bb9f2e0043fdcf2bddd420933f939308bdb22c17f2dcf6de7521ada466e1076225f3d46e899855f2ec01962fea37c0311f69c520b8a6aefa6959d03dcba2aab1d8154ef0d11ab9f29d95f7d8e9272f29f761916f0f333d5839d45f35843f7149", 0x9a, 0x10}, {&(0x7f0000000900)="c09918826307e0bdc7d11cbddf881fa302902c5394b84c3fab641fca030a729632fb9cebdc4f4024c4d63f3b204ec3baba066c4fa7dd97267af17d43cc2a586adc6f74043a6154709b092f60fcc7539c2c55eb087b8c8c8303b9f6dab383cf10a2b10c88f64cd8003eb7f05715af9300be7037a755f2c73a9854cba4966a85d4948fd47de582937c6b7982d23fb20e7b6c7829e79cc7ae5e1f91d913bcf5e5bf70860781949d374ee2004079a0f6a9b70dcdff03321f752356a6cc5f710a4509509a0b427ce747c89d9a69fcd9", 0xcd, 0x3f}, {&(0x7f0000000a00)="c910419d1e15eec08dd53e19960d93a203738edc2a57c7bde05388458a0c637fba5fe269babc3ffe6ca10aa26ad2b5410a3fc012e9d58842c6279bce97269b5bdee69f2e4334cea99f7446200c5b63b508cf193c3551f35b56d87582dc392a168fd6f868538d7c279b71793ee632d145ad9be0e238abe35be5e804210b9aedbd58f661752c796572cbe983aaa2d54454b8167d630cb0b66387915fb4bf140e6d284af44a913242b93cc20f1feb30", 0xae, 0x100000001}, {&(0x7f0000000ac0)="a7d658b112066a05aa60649f839803ea0124e9e812e268870a5026b5de81c5e61fe8a2c7adad6ad83902d2fa3f14db99ec8b44aad0c1bd035cbffdf11a8a3a3048ab0f430161990d09b3cbb5cf1af502f7c2dc88a66b7d015f9f8f82b2bd0bcb4450fc160d5ca621a75da3a28f202826f39ab5731c841d9f6c3c6c8bf95c96b31d748d4eaf094bd91767fd132f9b812a7b2ec8becab9cfe7cc7b48abc0e6e9e2c812f94484ecaf0615", 0xa9, 0x37d8991e}, {&(0x7f0000000b80)="4e6c0368540df068687886cad4616fd0afc325a41a8a68dba712fbc71b28a6821da36fa1ce7b20c87d320c028415ce7ab0fe368d9193637b9c2e10bb29faba8cfba09c644f92ed203386b2800574f6c97c6e930edc8248e14d5eafd40212b3c8251641cb591afb6ecee395cb3e9d513ed41b5df5138e53e0abb83448b5308a53d435a4b7b13a418aeb97298b2ded4ab4e27817b0ca975752bcbe20a5b61d3f9e187f471ba0851e4438a15aa810732f55b18d0745afbdbe215cc57a00b003c1821e8ff14458f640a3e208c11ecfaaa8", 0xcf, 0x1}], 0x810, &(0x7f0000000e40)={[{@disable_ext_identify='disable_ext_identify'}], [{@euid_eq={'euid', 0x3d, r8}}, {@subj_type={'subj_type', 0x3d, 'fou\x00'}}, {@euid_eq={'euid', 0x3d, r9}}, {@subj_role={'subj_role', 0x3d, 'fou\x00'}}, {@fsmagic={'fsmagic', 0x3d, 0xffff}}]}) sendmsg$FOU_CMD_DEL(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x2c, 0x0, 0x300, 0x70bd26, 0x25dfdbfc, {}, [@FOU_ATTR_REMCSUM_NOPARTIAL={0x4}, @FOU_ATTR_REMCSUM_NOPARTIAL={0x4}, @FOU_ATTR_IFINDEX={0x8, 0xb, r6}, @FOU_ATTR_AF={0x5, 0x2, 0xa}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4}, 0x800) [ 1336.659548][T12040] batman_adv: batadv0: Removing interface: ipvlan1 [ 1336.713736][ T122] kasan: CONFIG_KASAN_INLINE enabled [ 1336.741517][ T122] kasan: GPF could be caused by NULL-ptr deref or user memory access 13:01:09 executing program 5 (fault-call:7 fault-nth:2): r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) [ 1336.802027][ T122] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 1336.809028][ T122] CPU: 0 PID: 122 Comm: kworker/u4:3 Not tainted 5.5.0-rc6-syzkaller #0 [ 1336.817356][ T122] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1336.827593][ T122] Workqueue: bat_events batadv_iv_send_outstanding_bat_ogm_packet [ 1336.835431][ T122] RIP: 0010:batadv_iv_ogm_schedule_buff+0x3f4/0x12d0 [ 1336.842112][ T122] Code: c1 ea 03 80 3c 02 00 0f 85 e5 0d 00 00 4d 8b a7 88 00 00 00 48 b8 00 00 00 00 00 fc ff df 49 8d 7c 24 16 48 89 fa 48 c1 ea 03 <0f> b6 14 02 48 89 f8 83 e0 07 83 c0 01 38 d0 7c 08 84 d2 0f 85 b8 [ 1336.861717][ T122] RSP: 0018:ffffc900013a7bc8 EFLAGS: 00010203 [ 1336.867783][ T122] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 1ffff110152379b1 [ 1336.875837][ T122] RDX: 0000000000000002 RSI: ffffffff87b16008 RDI: 0000000000000016 [ 1336.883817][ T122] RBP: ffffc900013a7cb8 R08: 0000000000000004 R09: ffff8880a91bcd90 [ 1336.891801][ T122] R10: fffffbfff14f6980 R11: ffffffff8a7b4c07 R12: 0000000000000000 13:01:10 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x3fffffff80000000, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x48) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$sock_SIOCSIFVLAN_SET_VLAN_FLAG_CMD(0xffffffffffffffff, 0x8983, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa, 0x14}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=@setlink={0x3c, 0x13, 0x41d, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0xa}, @IFLA_IFNAME={0x14, 0x3, 'ipvlan1\x00'}]}, 0x3c}, 0x1, 0x1000000000000000}, 0x0) [ 1336.900559][ T122] R13: 0000000000000000 R14: ffff8880a793c000 R15: ffff88808ccf1000 [ 1336.908542][ T122] FS: 0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 1336.917566][ T122] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1336.924240][ T122] CR2: 00007f6b83def000 CR3: 000000008cfe4000 CR4: 00000000001406f0 [ 1336.933087][ T122] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1336.941202][ T122] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1336.949178][ T122] Call Trace: [ 1336.952494][ T122] ? batadv_iv_ogm_orig_dump+0xdb0/0xdb0 [ 1336.958162][ T122] batadv_iv_send_outstanding_bat_ogm_packet+0x5da/0x7c0 [ 1336.965227][ T122] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 1336.971216][ T122] ? trace_hardirqs_on+0x67/0x240 [ 1336.976308][ T122] process_one_work+0x9af/0x1740 [ 1336.981244][ T122] ? pwq_dec_nr_in_flight+0x320/0x320 [ 1336.986637][ T122] ? lock_acquire+0x190/0x410 [ 1336.989419][T12317] FAULT_INJECTION: forcing a failure. [ 1336.989419][T12317] name failslab, interval 1, probability 0, space 0, times 0 [ 1336.991338][ T122] worker_thread+0x98/0xe40 [ 1336.991415][ T122] kthread+0x361/0x430 [ 1336.991435][ T122] ? process_one_work+0x1740/0x1740 [ 1337.017752][ T122] ? kthread_mod_delayed_work+0x1f0/0x1f0 [ 1337.023523][ T122] ret_from_fork+0x24/0x30 [ 1337.027942][ T122] Modules linked in: [ 1337.034411][ T122] ---[ end trace 1155d7df926cc32f ]--- [ 1337.038639][T12317] CPU: 1 PID: 12317 Comm: syz-executor.5 Tainted: G D 5.5.0-rc6-syzkaller #0 [ 1337.040293][ T122] RIP: 0010:batadv_iv_ogm_schedule_buff+0x3f4/0x12d0 [ 1337.050060][T12317] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1337.050065][T12317] Call Trace: [ 1337.050086][T12317] dump_stack+0x197/0x210 [ 1337.050103][T12317] should_fail.cold+0xa/0x15 [ 1337.050118][T12317] ? fault_create_debugfs_attr+0x180/0x180 [ 1337.050138][T12317] ? retint_kernel+0x2b/0x2b [ 1337.057765][ T122] Code: c1 ea 03 80 3c 02 00 0f 85 e5 0d 00 00 4d 8b a7 88 00 00 00 48 b8 00 00 00 00 00 fc ff df 49 8d 7c 24 16 48 89 fa 48 c1 ea 03 <0f> b6 14 02 48 89 f8 83 e0 07 83 c0 01 38 d0 7c 08 84 d2 0f 85 b8 [ 1337.067396][T12317] ? trace_hardirqs_on_caller+0x6a/0x240 [ 1337.067411][T12317] ? netlink_broadcast+0x50/0x50 [ 1337.067428][T12317] __should_failslab+0x121/0x190 [ 1337.067448][T12317] should_failslab+0x9/0x14 [ 1337.071359][ T122] RSP: 0018:ffffc900013a7bc8 EFLAGS: 00010203 [ 1337.076456][T12317] kmem_cache_alloc+0x47/0x710 [ 1337.076474][T12317] skb_clone+0x154/0x3d0 [ 1337.076489][T12317] netlink_deliver_tap+0x943/0xbe0 [ 1337.076511][T12317] netlink_unicast+0x643/0x7d0 [ 1337.082278][ T122] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 1ffff110152379b1 [ 1337.087488][T12317] ? netlink_attachskb+0x870/0x870 [ 1337.087505][T12317] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1337.087519][T12317] ? __check_object_size+0x3d/0x437 [ 1337.087537][T12317] netlink_sendmsg+0x91c/0xea0 [ 1337.092613][ T122] RDX: 0000000000000002 RSI: ffffffff87b16008 RDI: 0000000000000016 [ 1337.111985][T12317] ? netlink_unicast+0x7d0/0x7d0 [ 1337.112002][T12317] ? aa_sock_msg_perm.isra.0+0xba/0x170 [ 1337.112018][T12317] ? apparmor_socket_sendmsg+0x2a/0x30 [ 1337.112039][T12317] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1337.118497][ T122] RBP: ffffc900013a7cb8 R08: 0000000000000004 R09: ffff8880a91bcd90 [ 1337.122778][T12317] ? security_socket_sendmsg+0x8d/0xc0 [ 1337.122793][T12317] ? netlink_unicast+0x7d0/0x7d0 [ 1337.122805][T12317] sock_sendmsg+0xd7/0x130 [ 1337.122823][T12317] ____sys_sendmsg+0x753/0x880 [ 1337.128351][ T122] R10: fffffbfff14f6980 R11: ffffffff8a7b4c07 R12: 0000000000000000 [ 1337.132255][T12317] ? kernel_sendmsg+0x50/0x50 [ 1337.132278][T12317] ___sys_sendmsg+0x100/0x170 [ 1337.138879][ T122] R13: 0000000000000000 R14: ffff8880a793c000 R15: ffff88808ccf1000 [ 1337.143089][T12317] ? sendmsg_copy_msghdr+0x70/0x70 [ 1337.143106][T12317] ? __fget+0x37f/0x550 [ 1337.143127][T12317] ? ksys_dup3+0x3e0/0x3e0 [ 1337.147965][ T122] FS: 0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 1337.153151][T12317] ? __fget_light+0x1a9/0x230 [ 1337.153164][T12317] ? __fdget+0x1b/0x20 [ 1337.153179][T12317] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 1337.153194][T12317] __sys_sendmsg+0x105/0x1d0 [ 1337.153217][T12317] ? __sys_sendmsg_sock+0xc0/0xc0 [ 1337.158946][ T122] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1337.166370][T12317] ? __this_cpu_preempt_check+0x35/0x190 [ 1337.166438][T12317] ? ksys_write+0x1cf/0x290 [ 1337.166459][T12317] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1337.171949][ T122] CR2: 00007f6b83def000 CR3: 000000008cfe4000 CR4: 00000000001406f0 [ 1337.177268][T12317] __x64_sys_sendmsg+0x78/0xb0 [ 1337.177286][T12317] do_syscall_64+0xfa/0x790 [ 1337.177301][T12317] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1337.177317][T12317] RIP: 0033:0x45af49 [ 1337.183008][ T122] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1337.193164][T12317] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1337.193171][T12317] RSP: 002b:00007f68be490c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 1337.193184][T12317] RAX: ffffffffffffffda RBX: 00007f68be490c90 RCX: 000000000045af49 [ 1337.193192][T12317] RDX: 0000000000000000 RSI: 00000000200002c0 RDI: 0000000000000005 [ 1337.193198][T12317] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 1337.193205][T12317] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f68be4916d4 [ 1337.193220][T12317] R13: 00000000004caa88 R14: 00000000004e40f8 R15: 0000000000000006 [ 1337.201833][ T122] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1337.460442][ T122] Kernel panic - not syncing: Fatal exception [ 1337.468334][ T122] Kernel Offset: disabled [ 1337.472679][ T122] Rebooting in 86400 seconds..