[ OK ] Listening on Load/Save RF Kill Switch Status /dev/rfkill Watch. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.1.169' (ECDSA) to the list of known hosts. syzkaller login: [ 156.055245] IPVS: ftp: loaded support on port[0] = 21 [ 156.136969] chnl_net:caif_netlink_parms(): no params data found [ 156.233596] bridge0: port 1(bridge_slave_0) entered blocking state [ 156.240205] bridge0: port 1(bridge_slave_0) entered disabled state [ 156.248626] device bridge_slave_0 entered promiscuous mode [ 156.256354] bridge0: port 2(bridge_slave_1) entered blocking state [ 156.263439] bridge0: port 2(bridge_slave_1) entered disabled state [ 156.270412] device bridge_slave_1 entered promiscuous mode [ 156.288926] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 156.297836] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 156.316614] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 156.324049] team0: Port device team_slave_0 added [ 156.329489] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 156.337671] team0: Port device team_slave_1 added [ 156.352981] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 156.359226] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 156.385224] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 156.396962] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 156.403921] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 156.429600] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 156.444041] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 156.451971] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 156.471760] device hsr_slave_0 entered promiscuous mode [ 156.477505] device hsr_slave_1 entered promiscuous mode [ 156.484060] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 156.491097] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 156.555279] bridge0: port 2(bridge_slave_1) entered blocking state [ 156.561760] bridge0: port 2(bridge_slave_1) entered forwarding state [ 156.568865] bridge0: port 1(bridge_slave_0) entered blocking state [ 156.575286] bridge0: port 1(bridge_slave_0) entered forwarding state [ 156.607050] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 156.614806] 8021q: adding VLAN 0 to HW filter on device bond0 [ 156.623927] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 156.633095] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 156.642340] bridge0: port 1(bridge_slave_0) entered disabled state [ 156.649409] bridge0: port 2(bridge_slave_1) entered disabled state [ 156.657319] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 156.668165] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 156.675036] 8021q: adding VLAN 0 to HW filter on device team0 [ 156.684280] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 156.692336] bridge0: port 1(bridge_slave_0) entered blocking state [ 156.698680] bridge0: port 1(bridge_slave_0) entered forwarding state [ 156.719936] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 156.729915] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 156.741928] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 156.749904] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 156.757565] bridge0: port 2(bridge_slave_1) entered blocking state [ 156.763957] bridge0: port 2(bridge_slave_1) entered forwarding state [ 156.771626] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 156.779329] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 156.787121] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 156.794918] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 156.802706] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 156.809541] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 156.822908] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 156.830150] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 156.837943] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 156.848791] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 156.884141] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 156.894873] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 156.928088] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 156.935775] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 156.942792] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 156.952011] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 156.959467] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 156.966847] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 156.975585] device veth0_vlan entered promiscuous mode [ 156.985054] device veth1_vlan entered promiscuous mode [ 156.990898] IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready [ 157.000676] IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready [ 157.012273] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 157.023206] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 157.030479] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 157.038414] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 157.048750] device veth0_macvtap entered promiscuous mode [ 157.055451] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 157.063846] device veth1_macvtap entered promiscuous mode [ 157.072876] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 157.082882] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 157.093741] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 157.100459] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 157.110054] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 157.120742] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 157.128341] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 157.135418] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 157.143420] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready executing program executing program [ 157.239765] device bond_slave_0 entered promiscuous mode [ 157.245382] device bond_slave_1 entered promiscuous mode [ 157.250977] device macvlan2 entered promiscuous mode [ 157.256366] device bond0 entered promiscuous mode [ 157.261932] 8021q: adding VLAN 0 to HW filter on device macvlan2 [ 157.268258] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan2: link becomes ready [ 157.284644] device macvlan3 entered promiscuous mode executing program executing program [ 157.290046] 8021q: adding VLAN 0 to HW filter on device macvlan3 [ 157.297782] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan3: link becomes ready [ 157.313549] device macvlan4 entered promiscuous mode [ 157.318903] 8021q: adding VLAN 0 to HW filter on device macvlan4 [ 157.325744] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan4: link becomes ready executing program executing program [ 157.340522] device macvlan5 entered promiscuous mode [ 157.345955] 8021q: adding VLAN 0 to HW filter on device macvlan5 [ 157.353513] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan5: link becomes ready [ 157.368000] device macvlan6 entered promiscuous mode [ 157.373694] 8021q: adding VLAN 0 to HW filter on device macvlan6 [ 157.380017] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan6: link becomes ready [ 157.396557] device macvlan7 entered promiscuous mode [ 157.401982] 8021q: adding VLAN 0 to HW filter on device macvlan7 [ 157.408295] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan7: link becomes ready [ 157.416974] batman_adv: batadv0: Adding interface: macvlan7 [ 157.423432] batman_adv: batadv0: The MTU of interface macvlan7 is too small (0) 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. [ 157.448441] batman_adv: batadv0: Interface activated: macvlan7 [ 157.455851] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 157.466779] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 157.477489] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 157.488211] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 157.498920] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 157.509664] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 157.520446] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 157.531406] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 157.541979] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 157.552368] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 162.462351] net_ratelimit: 6506 callbacks suppressed [ 162.462360] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 162.478470] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 162.489302] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 162.500124] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 162.511103] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 162.521589] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 162.532070] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 162.543046] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 162.553771] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 162.564466] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 167.470972] net_ratelimit: 6719 callbacks suppressed [ 167.470978] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 167.486970] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 167.497781] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 167.508498] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 167.519202] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 167.529885] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 167.540667] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 167.551649] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 167.562012] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 167.573031] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 172.481380] net_ratelimit: 6715 callbacks suppressed [ 172.481386] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 172.497473] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 172.507928] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 172.518603] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 172.529381] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 172.540159] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 172.551069] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 172.561777] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 172.572138] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 172.583006] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 177.491298] net_ratelimit: 6714 callbacks suppressed [ 177.491304] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 177.507302] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 177.518062] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 177.528758] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 177.539450] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 177.550585] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 177.561779] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 177.572416] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 177.583428] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 177.594146] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 182.501659] net_ratelimit: 6710 callbacks suppressed [ 182.501665] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 182.517776] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 182.528674] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 182.539718] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 182.550422] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 182.561406] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 182.571781] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 182.582690] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 182.593235] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 182.604139] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 187.510828] net_ratelimit: 6711 callbacks suppressed [ 187.510834] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 187.526844] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 187.537579] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 187.548307] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 187.559196] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 187.569710] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 187.580452] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 187.590945] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 187.601303] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 187.612194] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 192.520749] net_ratelimit: 6718 callbacks suppressed [ 192.520755] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 192.536954] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 192.547682] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 192.558505] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 192.569337] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 192.580093] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 192.591077] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 192.601530] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 192.612367] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 192.624405] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 197.530598] net_ratelimit: 6708 callbacks suppressed [ 197.530604] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 197.546787] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 197.557500] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 197.568188] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 197.578861] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 197.589546] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 197.600331] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 197.611108] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 197.621486] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 197.632363] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 202.540289] net_ratelimit: 6717 callbacks suppressed [ 202.540295] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 202.556289] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 202.566992] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 202.577667] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 202.588372] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 202.599056] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 202.609785] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 202.620716] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 202.631087] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 202.641740] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 207.549996] net_ratelimit: 6725 callbacks suppressed [ 207.550002] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 207.566253] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 207.577005] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 207.587786] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 207.598550] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 207.609267] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 207.620032] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 207.630468] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 207.640827] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 207.651727] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 212.560112] net_ratelimit: 6713 callbacks suppressed [ 212.560118] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 212.576101] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 212.586858] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 212.597602] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 212.608530] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 212.619248] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 212.630230] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 212.640672] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 212.651700] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 212.662400] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 217.569060] net_ratelimit: 6721 callbacks suppressed [ 217.569068] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 217.585302] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 217.596054] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 217.606971] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 217.617716] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 217.628426] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 217.639360] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 217.649720] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 217.660582] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 217.671453] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 222.578811] net_ratelimit: 6722 callbacks suppressed [ 222.578817] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 222.594881] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 222.605608] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 222.616337] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 222.627152] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 222.637859] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 222.648976] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 222.659350] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 222.670258] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 222.680970] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 227.588833] net_ratelimit: 6715 callbacks suppressed [ 227.588839] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 227.604933] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 227.615645] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 227.626347] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 227.637041] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 227.647799] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 227.658233] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 227.668569] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 227.680231] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 227.691013] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 232.597646] net_ratelimit: 6717 callbacks suppressed [ 232.597652] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 232.613793] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 232.624516] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 232.635227] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 232.645936] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 232.656726] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 232.667686] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 232.678048] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 232.688900] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 232.699692] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 237.606709] net_ratelimit: 6710 callbacks suppressed [ 237.606715] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 237.622691] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 237.633230] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 237.643972] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 237.654668] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 237.665545] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 237.676276] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 237.687269] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 237.697626] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 237.708481] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 242.616272] net_ratelimit: 6720 callbacks suppressed [ 242.616280] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 242.632258] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 242.642804] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 242.653497] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 242.664296] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 242.675155] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 242.685874] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 242.696853] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 242.707228] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 242.718108] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 247.625945] net_ratelimit: 6724 callbacks suppressed [ 247.625954] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 247.641989] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 247.652704] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 247.663427] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 247.674168] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 247.684866] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 247.695556] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 247.706498] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 247.716853] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 247.727747] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 252.635799] net_ratelimit: 6727 callbacks suppressed [ 252.635805] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 252.651822] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 252.662707] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 252.673443] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 252.684288] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 252.695078] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 252.706008] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 252.716411] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 252.727149] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 252.737877] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 257.645234] net_ratelimit: 6717 callbacks suppressed [ 257.645242] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 257.661240] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 257.671996] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 257.682696] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 257.693405] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 257.704370] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 257.715389] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 257.725764] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 257.736721] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 257.747429] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 262.444470] rcu: INFO: rcu_preempt self-detected stall on CPU [ 262.450536] rcu: 1-....: (1 GPs behind) idle=5e2/1/0x4000000000000002 softirq=9305/9306 fqs=5234 [ 262.459926] rcu: (t=10500 jiffies g=4565 q=507) [ 262.464754] NMI backtrace for cpu 1 [ 262.468375] CPU: 1 PID: 8371 Comm: syz-executor385 Not tainted 4.19.211-syzkaller #0 [ 262.476318] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 262.485653] Call Trace: [ 262.488269] [ 262.490403] dump_stack+0x1fc/0x2ef [ 262.494014] nmi_cpu_backtrace.cold+0x63/0xa2 [ 262.498579] ? lapic_can_unplug_cpu+0x80/0x80 [ 262.503057] nmi_trigger_cpumask_backtrace+0x1a6/0x1f0 [ 262.508318] rcu_dump_cpu_stacks+0x15f/0x19c [ 262.512708] rcu_check_callbacks.cold+0x62d/0xe19 [ 262.517539] ? __raise_softirq_irqoff+0x3a/0x1a0 [ 262.522281] ? trace_hardirqs_off+0x64/0x200 [ 262.526674] update_process_times+0x2a/0x70 [ 262.530973] tick_sched_handle+0x9b/0x180 [ 262.535103] tick_sched_timer+0xfc/0x290 [ 262.539147] __hrtimer_run_queues+0x3f6/0xe60 [ 262.543622] ? tick_nohz_restart_sched_tick+0x310/0x310 [ 262.548969] ? hrtimer_fixup_free+0xa0/0xa0 [ 262.553273] ? kvm_clock_get_cycles+0x14/0x30 [ 262.557745] ? ktime_get_update_offsets_now+0x2ec/0x460 [ 262.563091] hrtimer_interrupt+0x326/0x9e0 [ 262.567315] smp_apic_timer_interrupt+0x10c/0x550 [ 262.572140] apic_timer_interrupt+0xf/0x20 [ 262.576354] [ 262.578576] RIP: 0010:__local_bh_enable_ip+0x18d/0x270 [ 262.583902] Code: 00 00 00 00 fc ff df 48 c1 e8 03 80 3c 10 00 0f 85 dd 00 00 00 48 83 3d c8 5f b8 08 00 0f 84 8d 00 00 00 fb 66 0f 1f 44 00 00 <65> 8b 05 6c bc c8 7e 85 c0 74 7d 5b 5d 41 5c c3 80 3d f3 87 d5 09 [ 262.602788] RSP: 0018:ffff888094296e98 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 262.610479] RAX: 1ffffffff13e3053 RBX: 0000000000000201 RCX: 1ffff11015dcc14a [ 262.618164] RDX: dffffc0000000000 RSI: ffff8880aee60a30 RDI: ffff8880aee60a04 [ 262.625412] RBP: ffffffff87dbea0a R08: 0000000000000000 R09: 0000000000000000 [ 262.632921] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8880aee60180 [ 262.640259] R13: 0000000000000001 R14: ffff888096ed10c0 R15: 0000000000000019 [ 262.647533] ? batadv_tt_local_purge_pending_clients+0x2aa/0x3a0 [ 262.653675] ? __local_bh_enable_ip+0x159/0x270 [ 262.658331] batadv_tt_local_purge_pending_clients+0x2aa/0x3a0 [ 262.664292] batadv_tt_local_resize_to_mtu+0x96/0x130 [ 262.669468] batadv_hardif_activate_interface.part.0.cold+0x88/0x226 [ 262.675946] ? batadv_update_min_mtu+0x60/0x60 [ 262.680523] ? do_raw_spin_lock+0xcb/0x220 [ 262.684741] batadv_hardif_enable_interface+0xadf/0xba0 [ 262.690093] batadv_softif_slave_add+0x8a/0x100 [ 262.694747] ? batadv_softif_slave_del+0xc0/0xc0 [ 262.699491] do_set_master+0x1c8/0x220 [ 262.703377] rtnl_newlink+0x1279/0x15c0 [ 262.707335] ? rtnl_getlink+0x620/0x620 [ 262.711296] ? __save_stack_trace+0x72/0x190 [ 262.715688] ? deref_stack_reg+0x134/0x1d0 [ 262.719922] ? get_reg+0x176/0x1f0 [ 262.723450] ? mark_held_locks+0xf0/0xf0 [ 262.727504] ? unwind_next_frame+0xeee/0x1400 [ 262.731988] ? __save_stack_trace+0x72/0x190 [ 262.736377] ? deref_stack_reg+0x134/0x1d0 [ 262.740593] ? get_reg+0x176/0x1f0 [ 262.744113] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 262.749982] ? deref_stack_reg+0x1d0/0x1d0 [ 262.755164] ? is_bpf_text_address+0xd5/0x1b0 [ 262.759860] ? lock_downgrade+0x720/0x720 [ 262.764003] ? lock_acquire+0x170/0x3c0 [ 262.767966] ? __bpf_address_lookup+0x330/0x330 [ 262.772616] ? check_preemption_disabled+0x41/0x280 [ 262.777615] ? is_bpf_text_address+0xfc/0x1b0 [ 262.782092] ? kernel_text_address+0xbd/0xf0 [ 262.786481] ? __kernel_text_address+0x9/0x30 [ 262.790955] ? unwind_get_return_address+0x51/0x90 [ 262.795866] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 262.801243] ? __save_stack_trace+0xaf/0x190 [ 262.805650] ? __lock_acquire+0x6de/0x3ff0 [ 262.809868] ? __kasan_slab_free+0x186/0x1f0 [ 262.814359] ? kmem_cache_free+0x7f/0x260 [ 262.818493] ? kfree_skbmem+0xc1/0x140 [ 262.822373] ? consume_skb+0x120/0x3d0 [ 262.826255] ? mark_held_locks+0xf0/0xf0 [ 262.830309] ? netlink_deliver_tap+0x8fb/0xb00 [ 262.834876] ? netlink_unicast+0x545/0x690 [ 262.839091] ? netlink_sendmsg+0x6c3/0xc50 [ 262.843305] ? sock_sendmsg+0xc3/0x120 [ 262.847168] ? ___sys_sendmsg+0x7bb/0x8e0 [ 262.851295] ? __x64_sys_sendmsg+0x132/0x220 [ 262.855684] ? do_syscall_64+0xf9/0x620 [ 262.859639] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 262.865088] ? mutex_trylock+0x1a0/0x1a0 [ 262.869139] ? check_preemption_disabled+0x41/0x280 [ 262.874228] ? rtnl_calcit.isra.0+0x34/0x430 [ 262.878638] ? rtnl_getlink+0x620/0x620 [ 262.882605] rtnetlink_rcv_msg+0x453/0xb80 [ 262.886827] ? rtnl_calcit.isra.0+0x430/0x430 [ 262.891318] ? memcpy+0x35/0x50 [ 262.894594] ? netdev_pick_tx+0x2f0/0x2f0 [ 262.898731] ? __copy_skb_header+0x414/0x500 [ 262.903124] ? kfree_skbmem+0x140/0x140 [ 262.907081] netlink_rcv_skb+0x160/0x440 [ 262.911131] ? rtnl_calcit.isra.0+0x430/0x430 [ 262.915609] ? netlink_ack+0xae0/0xae0 [ 262.919481] netlink_unicast+0x4d5/0x690 [ 262.923524] ? netlink_sendskb+0x110/0x110 [ 262.927741] ? _copy_from_iter_full+0x229/0x7c0 [ 262.932413] ? __phys_addr_symbol+0x2c/0x70 [ 262.936759] ? __check_object_size+0x17b/0x3e0 [ 262.941344] netlink_sendmsg+0x6c3/0xc50 [ 262.945395] ? aa_af_perm+0x230/0x230 [ 262.949180] ? nlmsg_notify+0x1f0/0x1f0 [ 262.953161] ? kernel_recvmsg+0x220/0x220 [ 262.957312] ? nlmsg_notify+0x1f0/0x1f0 [ 262.961278] sock_sendmsg+0xc3/0x120 [ 262.964981] ___sys_sendmsg+0x7bb/0x8e0 [ 262.968946] ? copy_msghdr_from_user+0x440/0x440 [ 262.973682] ? __fget+0x32f/0x510 [ 262.977124] ? lock_downgrade+0x720/0x720 [ 262.981251] ? check_preemption_disabled+0x41/0x280 [ 262.986249] ? check_preemption_disabled+0x41/0x280 [ 262.991246] ? __fget+0x356/0x510 [ 262.994679] ? do_dup2+0x450/0x450 [ 262.998199] ? __fd_install+0x1b4/0x610 [ 263.002163] ? __fdget+0x1d0/0x230 [ 263.005687] __x64_sys_sendmsg+0x132/0x220 [ 263.009911] ? __sys_sendmsg+0x1b0/0x1b0 [ 263.013952] ? __se_sys_futex+0x298/0x3b0 [ 263.018118] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 263.023472] ? trace_hardirqs_off_caller+0x6e/0x210 [ 263.028470] ? do_syscall_64+0x21/0x620 [ 263.032602] do_syscall_64+0xf9/0x620 [ 263.036386] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 263.041555] RIP: 0033:0x7f6039cc3ea9 [ 263.045272] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 a1 15 00 00 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 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 263.064149] RSP: 002b:00007f6039c71308 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 263.071833] RAX: ffffffffffffffda RBX: 00007f6039d4c4c8 RCX: 00007f6039cc3ea9 [ 263.079090] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000004 [ 263.086441] RBP: 00007f6039d4c4c0 R08: 0000000000000001 R09: 0000000000000000 [ 263.093802] R10: 000000000000000c R11: 0000000000000246 R12: 00007f6039d4c4cc [ 263.101122] R13: 00007f6039d19610 R14: 006e616c7663616d R15: 0000000000022000 [ 263.109400] net_ratelimit: 6426 callbacks suppressed [ 263.109410] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 263.125617] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 263.136560] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 263.147569] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 263.158626] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 263.169546] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 263.180115] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 263.190832] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 263.201583] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 263.212287] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 268.114117] net_ratelimit: 6710 callbacks suppressed [ 268.114123] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 268.130124] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 268.140907] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 268.151608] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 268.162335] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 268.173027] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 268.183728] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 268.194696] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 268.205053] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320) [ 268.215925] batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-320)