[ 116.315015] R13: 00000000000009cb R14: 00000000004cb3c7 R15: 000000000000000e [ 116.324608] batman_adv: batadv0: Adding interface: geneve1 [ 116.330825] batman_adv: batadv0: The MTU of interface geneve1 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. [ 116.357514] batman_adv: batadv0: Interface activated: geneve1 [ 249.723020] random: crng init done [ 249.726634] random: 7 urandom warning(s) missed due to ratelimiting [ 465.139991] batman_adv: batadv0: Interface deactivated: syz_tun [ 465.149588] batman_adv: batadv0: Removing interface: syz_tun [ 465.168910] batman_adv: batadv0: Interface deactivated: syz_tun [ 465.185797] batman_adv: batadv0: Removing interface: syz_tun [ 465.371565] batman_adv: batadv0: Interface deactivated: ip6gretap0 [ 465.383697] batman_adv: batadv0: Removing interface: ip6gretap0 [ 465.823003] batman_adv: batadv0: Interface deactivated: team0 [ 465.829255] batman_adv: batadv0: Removing interface: team0 [ 465.836813] batman_adv: batadv0: Interface deactivated: veth1 [ 465.842908] batman_adv: batadv0: Removing interface: veth1 [ 465.849528] batman_adv: batadv0: Interface deactivated: bridge_slave_0 [ 465.856320] batman_adv: batadv0: Removing interface: bridge_slave_0 [ 465.864931] batman_adv: batadv0: Interface deactivated: bridge_slave_1 [ 465.871739] batman_adv: batadv0: Removing interface: bridge_slave_1 [ 465.879183] batman_adv: batadv0: Removing interface: bond_slave_0 [ 465.886847] batman_adv: batadv0: Removing interface: bond_slave_1 [ 465.894607] batman_adv: batadv0: Removing interface: team_slave_0 [ 465.902534] batman_adv: batadv0: Removing interface: team_slave_1 [ 465.910592] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 465.917585] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 465.925637] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 465.932679] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 465.940574] batman_adv: batadv0: Interface deactivated: hsr_slave_0 [ 465.947261] batman_adv: batadv0: Removing interface: hsr_slave_0 [ 465.954903] batman_adv: batadv0: Interface deactivated: hsr_slave_1 [ 465.961522] batman_adv: batadv0: Removing interface: hsr_slave_1 [ 465.968712] batman_adv: batadv0: Interface deactivated: veth1_virt_wifi [ 465.975669] batman_adv: batadv0: Removing interface: veth1_virt_wifi [ 465.983492] batman_adv: batadv0: Interface deactivated: veth1_vlan [ 465.990016] batman_adv: batadv0: Removing interface: veth1_vlan [ 465.998662] batman_adv: batadv0: Interface deactivated: vlan0 [ 466.004940] batman_adv: batadv0: Removing interface: vlan0 [ 466.012822] batman_adv: batadv0: Interface deactivated: macvlan0 [ 466.019040] batman_adv: batadv0: Removing interface: macvlan0 [ 466.026583] batman_adv: batadv0: Interface deactivated: ipvlan0 [ 466.032793] batman_adv: batadv0: Removing interface: ipvlan0 [ 466.039611] batman_adv: batadv0: Interface deactivated: veth1_macvtap [ 466.046427] batman_adv: batadv0: Removing interface: veth1_macvtap [ 466.054118] batman_adv: batadv0: Interface deactivated: geneve1 [ 466.060212] batman_adv: batadv0: Removing interface: geneve1 [ 466.075715] device veth1_macvtap left promiscuous mode [ 466.081966] device veth0_macvtap left promiscuous mode [ 466.087502] device veth1_vlan left promiscuous mode [ 466.093119] device veth0_vlan left promiscuous mode [ 466.187577] device hsr_slave_1 left promiscuous mode [ 466.246008] device hsr_slave_0 left promiscuous mode [ 466.330700] bond0 (unregistering): Released all slaves [ 468.862392] batman_adv: batadv0: Interface deactivated: ip6gretap0 [ 468.873684] batman_adv: batadv0: Removing interface: ip6gretap0 [ 469.961739] batman_adv: batadv0: Interface deactivated: gretap0 [ 469.970135] batman_adv: batadv0: Removing interface: gretap0 [ 470.001669] batman_adv: batadv0: Interface deactivated: gretap0 [ 470.010144] batman_adv: batadv0: Removing interface: gretap0 [ 470.051351] batman_adv: batadv0: Interface deactivated: gretap0 [ 470.059409] batman_adv: batadv0: Removing interface: gretap0 [ 470.151549] batman_adv: batadv0: Interface deactivated: gretap0 [ 470.160371] batman_adv: batadv0: Removing interface: gretap0 Warning: Permanently added '10.128.10.14' (ECDSA) to the list of known hosts. [ 470.852784] batman_adv: batadv0: Interface deactivated: bridge0 [ 470.858951] batman_adv: batadv0: Removing interface: bridge0 [ 470.866272] batman_adv: batadv0: Interface deactivated: bond0 [ 470.872319] batman_adv: batadv0: Removing interface: bond0 [ 470.879068] batman_adv: batadv0: Interface deactivated: dummy0 [ 470.885942] batman_adv: batadv0: Removing interface: dummy0 [ 470.893908] batman_adv: batadv0: Interface deactivated: veth0 [ 470.899861] batman_adv: batadv0: Removing interface: veth0 [ 470.907103] batman_adv: batadv0: Interface deactivated: veth0_to_bridge [ 470.914002] batman_adv: batadv0: Removing interface: veth0_to_bridge [ 470.921652] batman_adv: batadv0: Interface deactivated: veth1_to_bridge [ 470.928485] batman_adv: batadv0: Removing interface: veth1_to_bridge [ 470.936463] batman_adv: batadv0: Interface deactivated: veth0_to_bond [ 470.943254] batman_adv: batadv0: Removing interface: veth0_to_bond [ 470.950971] batman_adv: batadv0: Interface deactivated: veth1_to_bond [ 470.957638] batman_adv: batadv0: Removing interface: veth1_to_bond [ 470.965341] batman_adv: batadv0: Interface deactivated: veth0_to_team [ 470.972230] batman_adv: batadv0: Removing interface: veth0_to_team [ 470.979867] batman_adv: batadv0: Interface deactivated: veth1_to_team [ 470.986819] batman_adv: batadv0: Removing interface: veth1_to_team [ 470.994992] batman_adv: batadv0: Interface deactivated: veth0_to_batadv [ 471.002207] batman_adv: batadv0: Removing interface: veth0_to_batadv [ 471.009727] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 471.017270] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 471.025658] batman_adv: batadv0: Interface deactivated: veth1_to_batadv [ 471.032554] batman_adv: batadv0: Removing interface: veth1_to_batadv [ 471.040094] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 471.046933] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 471.054737] batman_adv: batadv0: Interface deactivated: veth0_to_hsr [ 471.061385] batman_adv: batadv0: Removing interface: veth0_to_hsr [ 471.068796] batman_adv: batadv0: Interface deactivated: veth1_to_hsr [ 471.075883] batman_adv: batadv0: Removing interface: veth1_to_hsr [ 471.084449] batman_adv: batadv0: Interface deactivated: hsr0 [ 471.090348] batman_adv: batadv0: Removing interface: hsr0 [ 471.097405] batman_adv: batadv0: Interface deactivated: veth0_virt_wifi [ 471.104506] batman_adv: batadv0: Removing interface: veth0_virt_wifi [ 471.113007] batman_adv: batadv0: Interface deactivated: veth0_vlan [ 471.119402] batman_adv: batadv0: Removing interface: veth0_vlan [ 471.127287] batman_adv: batadv0: Interface deactivated: vlan1 [ 471.133398] batman_adv: batadv0: Removing interface: vlan1 [ 471.141502] batman_adv: batadv0: Interface deactivated: macvlan1 [ 471.147978] batman_adv: batadv0: Removing interface: macvlan1 [ 471.156105] batman_adv: batadv0: Interface deactivated: ipvlan1 [ 471.162940] batman_adv: batadv0: Removing interface: ipvlan1 [ 471.170167] batman_adv: batadv0: Interface deactivated: veth0_macvtap [ 471.176962] batman_adv: batadv0: Removing interface: veth0_macvtap [ 471.185439] batman_adv: batadv0: Interface deactivated: macsec0 [ 471.191833] batman_adv: batadv0: Removing interface: macsec0 [ 471.198883] batman_adv: batadv0: Interface deactivated: geneve1 [ 471.205194] batman_adv: batadv0: Removing interface: geneve1 [ 471.213315] device bridge_slave_1 left promiscuous mode [ 471.219122] bridge0: port 2(bridge_slave_1) entered disabled state [ 471.251645] device bridge_slave_0 left promiscuous mode [ 471.257342] bridge0: port 1(bridge_slave_0) entered disabled state [ 471.313874] batman_adv: batadv0: Interface deactivated: bridge0 [ 471.320241] batman_adv: batadv0: Removing interface: bridge0 [ 471.327721] batman_adv: batadv0: Interface deactivated: bond0 [ 471.334134] batman_adv: batadv0: Removing interface: bond0 [ 471.340715] batman_adv: batadv0: Interface deactivated: veth0 [ 471.347381] batman_adv: batadv0: Removing interface: veth0 [ 471.355196] batman_adv: batadv0: Interface deactivated: veth0_to_bridge [ 471.362487] batman_adv: batadv0: Removing interface: veth0_to_bridge [ 471.369915] batman_adv: batadv0: Interface deactivated: veth1_to_bridge [ 471.378271] batman_adv: batadv0: Removing interface: veth1_to_bridge [ 471.386923] batman_adv: batadv0: Interface deactivated: veth0_to_bond [ 471.394423] batman_adv: batadv0: Removing interface: veth0_to_bond [ 471.402212] batman_adv: batadv0: Interface deactivated: veth1_to_bond [ 471.409021] batman_adv: batadv0: Removing interface: veth1_to_bond [ 471.416933] batman_adv: batadv0: Interface deactivated: veth0_to_team [ 471.424626] batman_adv: batadv0: Removing interface: veth0_to_team [ 471.433156] batman_adv: batadv0: Interface deactivated: veth1_to_team [ 471.439788] batman_adv: batadv0: Removing interface: veth1_to_team [ 471.447819] batman_adv: batadv0: Interface deactivated: veth0_to_batadv [ 471.455410] batman_adv: batadv0: Removing interface: veth0_to_batadv [ 471.463500] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 471.470459] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 471.478770] batman_adv: batadv0: Interface deactivated: veth1_to_batadv [ 471.486010] batman_adv: batadv0: Removing interface: veth1_to_batadv [ 471.494631] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 471.501847] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 471.509246] batman_adv: batadv0: Interface deactivated: veth0_to_hsr [ 471.516455] batman_adv: batadv0: Removing interface: veth0_to_hsr [ 471.524160] batman_adv: batadv0: Interface deactivated: veth1_to_hsr [ 471.531431] batman_adv: batadv0: Removing interface: veth1_to_hsr [ 471.538721] batman_adv: batadv0: Interface deactivated: hsr0 [ 471.545277] batman_adv: batadv0: Removing interface: hsr0 [ 471.553983] batman_adv: batadv0: Interface deactivated: veth0_virt_wifi [ 471.562082] batman_adv: batadv0: Removing interface: veth0_virt_wifi [ 471.569786] batman_adv: batadv0: Interface deactivated: veth0_vlan [ 471.576858] batman_adv: batadv0: Removing interface: veth0_vlan [ 471.585197] batman_adv: batadv0: Interface deactivated: vlan1 [ 471.591733] batman_adv: batadv0: Removing interface: vlan1 [ 471.600320] batman_adv: batadv0: Interface deactivated: macvlan1 [ 471.607591] batman_adv: batadv0: Removing interface: macvlan1 [ 471.616144] batman_adv: batadv0: Interface deactivated: ipvlan1 [ 471.622836] batman_adv: batadv0: Removing interface: ipvlan1 [ 471.629624] batman_adv: batadv0: Interface deactivated: veth0_macvtap [ 471.637094] batman_adv: batadv0: Removing interface: veth0_macvtap [ 471.645393] batman_adv: batadv0: Interface deactivated: macsec0 [ 471.652091] batman_adv: batadv0: Removing interface: macsec0 [ 471.659010] batman_adv: batadv0: Interface deactivated: geneve1 [ 471.666115] batman_adv: batadv0: Removing interface: geneve1 [ 471.674234] device bridge_slave_1 left promiscuous mode [ 471.680706] bridge0: port 2(bridge_slave_1) entered disabled state [ 471.721535] device bridge_slave_0 left promiscuous mode [ 471.727029] bridge0: port 1(bridge_slave_0) entered disabled state [ 471.782998] batman_adv: batadv0: Interface deactivated: bridge0 [ 471.789127] batman_adv: batadv0: Removing interface: bridge0 [ 471.797411] batman_adv: batadv0: Interface deactivated: bond0 [ 471.803806] batman_adv: batadv0: Removing interface: bond0 [ 471.810443] batman_adv: batadv0: Interface deactivated: dummy0 [ 471.817279] batman_adv: batadv0: Removing interface: dummy0 [ 471.827097] batman_adv: batadv0: Interface deactivated: veth0 [ 471.833866] batman_adv: batadv0: Removing interface: veth0 [ 471.840591] batman_adv: batadv0: Interface deactivated: veth0_to_bridge [ 471.848409] batman_adv: batadv0: Removing interface: veth0_to_bridge [ 471.856547] batman_adv: batadv0: Interface deactivated: veth1_to_bridge [ 471.863967] batman_adv: batadv0: Removing interface: veth1_to_bridge [ 471.872386] batman_adv: batadv0: Interface deactivated: veth0_to_bond [ 471.879021] batman_adv: batadv0: Removing interface: veth0_to_bond [ 471.887074] batman_adv: batadv0: Interface deactivated: veth1_to_bond [ 471.894198] batman_adv: batadv0: Removing interface: veth1_to_bond [ 471.902604] batman_adv: batadv0: Interface deactivated: veth0_to_team [ 471.910184] batman_adv: batadv0: Removing interface: veth0_to_team [ 471.918237] batman_adv: batadv0: Interface deactivated: veth1_to_team [ 471.925467] batman_adv: batadv0: Removing interface: veth1_to_team [ 471.934000] batman_adv: batadv0: Interface deactivated: veth0_to_batadv [ 471.941366] batman_adv: batadv0: Removing interface: veth0_to_batadv [ 471.948854] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 471.956283] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 471.964756] batman_adv: batadv0: Interface deactivated: veth1_to_batadv [ 471.972174] batman_adv: batadv0: Removing interface: veth1_to_batadv [ 471.980622] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 471.988382] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 471.996497] batman_adv: batadv0: Interface deactivated: veth0_to_hsr [ 472.003991] batman_adv: batadv0: Removing interface: veth0_to_hsr [ 472.012319] batman_adv: batadv0: Interface deactivated: veth1_to_hsr [ 472.019015] batman_adv: batadv0: Removing interface: veth1_to_hsr [ 472.027407] batman_adv: batadv0: Interface deactivated: hsr0 [ 472.035006] batman_adv: batadv0: Removing interface: hsr0 [ 472.043658] batman_adv: batadv0: Interface deactivated: veth0_virt_wifi [ 472.050603] batman_adv: batadv0: Removing interface: veth0_virt_wifi [ 472.058765] batman_adv: batadv0: Interface deactivated: veth0_vlan [ 472.065718] batman_adv: batadv0: Removing interface: veth0_vlan [ 472.074348] batman_adv: batadv0: Interface deactivated: vlan1 [ 472.081425] batman_adv: batadv0: Removing interface: vlan1 [ 472.088580] batman_adv: batadv0: Interface deactivated: macvlan1 [ 472.095895] batman_adv: batadv0: Removing interface: macvlan1 [ 472.104794] batman_adv: batadv0: Interface deactivated: ipvlan1 [ 472.111600] batman_adv: batadv0: Removing interface: ipvlan1 [ 472.118391] batman_adv: batadv0: Interface deactivated: veth0_macvtap [ 472.125715] batman_adv: batadv0: Removing interface: veth0_macvtap [ 472.133764] batman_adv: batadv0: Interface deactivated: macsec0 [ 472.139932] batman_adv: batadv0: Removing interface: macsec0 [ 472.148747] batman_adv: batadv0: Interface deactivated: geneve1 [ 472.155511] batman_adv: batadv0: Removing interface: geneve1 [ 472.163585] device bridge_slave_1 left promiscuous mode [ 472.169543] bridge0: port 2(bridge_slave_1) entered disabled state [ 472.211615] device bridge_slave_0 left promiscuous mode [ 472.217356] bridge0: port 1(bridge_slave_0) entered disabled state [ 472.272969] batman_adv: batadv0: Interface deactivated: team0 [ 472.279043] batman_adv: batadv0: Removing interface: team0 [ 472.287388] batman_adv: batadv0: Interface deactivated: veth1 [ 472.293822] batman_adv: batadv0: Removing interface: veth1 [ 472.300487] batman_adv: batadv0: Interface deactivated: bridge_slave_0 [ 472.308014] batman_adv: batadv0: Removing interface: bridge_slave_0 [ 472.316289] batman_adv: batadv0: Interface deactivated: bridge_slave_1 [ 472.323548] batman_adv: batadv0: Removing interface: bridge_slave_1 [ 472.331808] batman_adv: batadv0: Removing interface: bond_slave_0 [ 472.339531] batman_adv: batadv0: Removing interface: bond_slave_1 [ 472.347677] batman_adv: batadv0: Removing interface: team_slave_0 [ 472.355827] batman_adv: batadv0: Removing interface: team_slave_1 [ 472.364070] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 472.370908] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 472.379178] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 472.386076] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 472.395689] batman_adv: batadv0: Interface deactivated: hsr_slave_0 [ 472.402261] batman_adv: batadv0: Removing interface: hsr_slave_0 [ 472.409553] batman_adv: batadv0: Interface deactivated: hsr_slave_1 [ 472.416068] batman_adv: batadv0: Removing interface: hsr_slave_1 [ 472.424131] batman_adv: batadv0: Interface deactivated: veth1_virt_wifi [ 472.431180] batman_adv: batadv0: Removing interface: veth1_virt_wifi [ 472.438784] batman_adv: batadv0: Interface deactivated: veth1_vlan [ 472.445385] batman_adv: batadv0: Removing interface: veth1_vlan [ 472.452880] batman_adv: batadv0: Interface deactivated: vlan0 [ 472.458937] batman_adv: batadv0: Removing interface: vlan0 [ 472.466148] batman_adv: batadv0: Interface deactivated: macvlan0 [ 472.472560] batman_adv: batadv0: Removing interface: macvlan0 [ 472.479864] batman_adv: batadv0: Interface deactivated: ipvlan0 [ 472.486805] batman_adv: batadv0: Removing interface: ipvlan0 [ 472.494045] batman_adv: batadv0: Interface deactivated: veth1_macvtap [ 472.500942] batman_adv: batadv0: Removing interface: veth1_macvtap [ 472.508261] batman_adv: batadv0: Interface deactivated: macvtap0 [ 472.514659] batman_adv: batadv0: Removing interface: macvtap0 [ 472.522791] batman_adv: batadv0: Interface deactivated: geneve0 [ 472.529071] batman_adv: batadv0: Removing interface: geneve0 [ 472.538010] batman_adv: batadv0: Interface deactivated: team0 [ 472.544163] batman_adv: batadv0: Removing interface: team0 [ 472.551265] batman_adv: batadv0: Interface deactivated: veth1 [ 472.557185] batman_adv: batadv0: Removing interface: veth1 [ 472.564545] batman_adv: batadv0: Interface deactivated: bridge_slave_0 [ 472.571746] batman_adv: batadv0: Removing interface: bridge_slave_0 [ 472.579412] batman_adv: batadv0: Interface deactivated: bridge_slave_1 [ 472.586636] batman_adv: batadv0: Removing interface: bridge_slave_1 [ 472.594532] batman_adv: batadv0: Removing interface: bond_slave_0 [ 472.603083] batman_adv: batadv0: Removing interface: bond_slave_1 [ 472.610453] batman_adv: batadv0: Removing interface: team_slave_0 [ 472.619169] batman_adv: batadv0: Removing interface: team_slave_1 [ 472.627230] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 472.635780] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 472.644248] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 472.653166] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 472.660657] batman_adv: batadv0: Interface deactivated: hsr_slave_0 [ 472.668087] batman_adv: batadv0: Removing interface: hsr_slave_0 [ 472.676296] batman_adv: batadv0: Interface deactivated: hsr_slave_1 [ 472.683396] batman_adv: batadv0: Removing interface: hsr_slave_1 [ 472.691542] batman_adv: batadv0: Interface deactivated: veth1_virt_wifi [ 472.698544] batman_adv: batadv0: Removing interface: veth1_virt_wifi [ 472.706984] batman_adv: batadv0: Interface deactivated: veth1_vlan [ 472.714013] batman_adv: batadv0: Removing interface: veth1_vlan [ 472.722521] batman_adv: batadv0: Interface deactivated: vlan0 [ 472.728701] batman_adv: batadv0: Removing interface: vlan0 [ 472.736398] batman_adv: batadv0: Interface deactivated: macvlan1 [ 472.744120] batman_adv: batadv0: Removing interface: macvlan1 [ 472.752983] batman_adv: batadv0: Interface deactivated: ipvlan1 [ 472.759229] batman_adv: batadv0: Removing interface: ipvlan1 [ 472.767137] batman_adv: batadv0: Interface deactivated: veth0_macvtap [ 472.774603] batman_adv: batadv0: Removing interface: veth0_macvtap [ 472.783228] batman_adv: batadv0: Interface deactivated: macsec0 [ 472.789373] batman_adv: batadv0: Removing interface: macsec0 [ 472.796949] batman_adv: batadv0: Interface deactivated: geneve1 [ 472.803665] batman_adv: batadv0: Removing interface: geneve1 [ 472.816495] device veth1_macvtap left promiscuous mode [ 472.822058] device veth0_macvtap left promiscuous mode [ 472.828372] device veth1_vlan left promiscuous mode [ 472.834602] device veth0_vlan left promiscuous mode [ 472.840566] device veth1_macvtap left promiscuous mode [ 472.846820] device veth0_macvtap left promiscuous mode [ 472.852993] device veth1_vlan left promiscuous mode [ 472.858042] device veth0_vlan left promiscuous mode [ 472.864232] device veth1_macvtap left promiscuous mode [ 472.869577] device veth0_macvtap left promiscuous mode [ 472.875650] device veth1_vlan left promiscuous mode [ 472.880835] device veth0_vlan left promiscuous mode [ 472.886146] device veth1_macvtap left promiscuous mode [ 472.891574] device veth0_macvtap left promiscuous mode [ 472.897190] device veth1_vlan left promiscuous mode [ 472.903233] device veth0_vlan left promiscuous mode [ 472.908847] device veth1_macvtap left promiscuous mode [ 472.914740] device veth0_macvtap left promiscuous mode [ 472.920511] device veth1_vlan left promiscuous mode [ 472.925685] device veth0_vlan left promiscuous mode [ 473.175143] device hsr_slave_1 left promiscuous mode [ 473.214128] device hsr_slave_0 left promiscuous mode [ 473.257981] team0 (unregistering): Port device team_slave_1 removed [ 473.268205] team0 (unregistering): Port device team_slave_0 removed [ 473.279625] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 473.343946] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 473.410064] bond0 (unregistering): Released all slaves [ 473.533618] device hsr_slave_1 left promiscuous mode [ 473.583037] device hsr_slave_0 left promiscuous mode [ 473.627392] team0 (unregistering): Port device team_slave_1 removed [ 473.638861] team0 (unregistering): Port device team_slave_0 removed [ 473.648760] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 473.683479] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 473.737846] bond0 (unregistering): Released all slaves [ 473.854395] device hsr_slave_1 left promiscuous mode [ 473.904241] device hsr_slave_0 left promiscuous mode [ 473.946798] team0 (unregistering): Port device team_slave_1 removed [ 473.957928] team0 (unregistering): Port device team_slave_0 removed [ 473.967151] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 474.015790] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 474.068354] bond0 (unregistering): Released all slaves [ 474.165259] device hsr_slave_1 left promiscuous mode [ 474.204127] device hsr_slave_0 left promiscuous mode [ 474.270435] bond0 (unregistering): Released all slaves [ 474.393544] device hsr_slave_1 left promiscuous mode [ 474.433169] device hsr_slave_0 left promiscuous mode [ 474.498274] bond0 (unregistering): Released all slaves [ 479.101385] IPVS: ftp: loaded support on port[0] = 21 [ 479.932389] chnl_net:caif_netlink_parms(): no params data found [ 479.975093] bridge0: port 1(bridge_slave_0) entered blocking state [ 479.982549] bridge0: port 1(bridge_slave_0) entered disabled state [ 479.989455] device bridge_slave_0 entered promiscuous mode [ 479.996563] bridge0: port 2(bridge_slave_1) entered blocking state [ 480.003130] bridge0: port 2(bridge_slave_1) entered disabled state [ 480.010116] device bridge_slave_1 entered promiscuous mode [ 480.025574] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 480.034344] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 480.050168] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 480.057818] team0: Port device team_slave_0 added [ 480.063881] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 480.071504] team0: Port device team_slave_1 added [ 480.085220] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 480.091763] 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. [ 480.119084] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 480.130630] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 480.137140] 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. [ 480.162936] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 480.173488] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 480.181588] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 480.232830] device hsr_slave_0 entered promiscuous mode [ 480.271083] device hsr_slave_1 entered promiscuous mode [ 480.311140] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 480.318167] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 480.367326] bridge0: port 2(bridge_slave_1) entered blocking state [ 480.374046] bridge0: port 2(bridge_slave_1) entered forwarding state [ 480.381492] bridge0: port 1(bridge_slave_0) entered blocking state [ 480.388077] bridge0: port 1(bridge_slave_0) entered forwarding state [ 480.415515] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 480.424619] 8021q: adding VLAN 0 to HW filter on device bond0 [ 480.434223] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 480.443152] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 480.450276] bridge0: port 1(bridge_slave_0) entered disabled state [ 480.467510] bridge0: port 2(bridge_slave_1) entered disabled state [ 480.477017] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 480.483352] 8021q: adding VLAN 0 to HW filter on device team0 [ 480.491907] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 480.502202] bridge0: port 1(bridge_slave_0) entered blocking state [ 480.509530] bridge0: port 1(bridge_slave_0) entered forwarding state [ 480.521515] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 480.529572] bridge0: port 2(bridge_slave_1) entered blocking state [ 480.536122] bridge0: port 2(bridge_slave_1) entered forwarding state [ 480.551257] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 480.559170] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 480.567403] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 480.576378] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 480.586016] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 480.596797] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 480.603918] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 480.611232] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 480.623679] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 480.632063] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 480.638895] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 480.648999] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 480.695282] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 480.704784] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 480.732923] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 480.740165] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 480.747335] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 480.756280] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 480.764061] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 480.771551] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 480.780001] device veth0_vlan entered promiscuous mode [ 480.790034] device veth1_vlan entered promiscuous mode [ 480.795990] IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready [ 480.805122] IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready [ 480.816363] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 480.825438] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 480.833282] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 480.840551] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 480.849625] device veth0_macvtap entered promiscuous mode [ 480.855766] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 480.864287] device veth1_macvtap entered promiscuous mode [ 480.872780] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 480.883657] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 480.893410] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 480.900211] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 480.908995] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 480.917164] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 480.926718] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 480.934333] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 480.942269] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 480.950020] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 481.003375] FAULT_INJECTION: forcing a failure. [ 481.003375] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 481.016069] CPU: 0 PID: 21998 Comm: syz-executor153 Not tainted 4.14.175-syzkaller #0 [ 481.024033] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 481.033505] Call Trace: [ 481.036205] dump_stack+0xf7/0x13b [ 481.039870] should_fail.cold.3+0x105/0x14b [ 481.044293] __alloc_pages_nodemask+0x1d5/0x770 [ 481.048996] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 481.054136] ? __alloc_pages_slowpath+0x2650/0x2650 [ 481.059223] alloc_pages_current+0xd6/0x1b0 [ 481.063542] __get_free_pages+0xf/0x40 [ 481.067510] tlb_remove_table+0xfc/0x1d0 [ 481.071571] ___pte_free_tlb+0x97/0xc0 [ 481.075459] free_pgd_range+0x695/0xa50 [ 481.079674] ? unlink_anon_vmas+0x3fd/0x7a0 [ 481.084365] free_pgtables+0x237/0x310 [ 481.088249] ? unmap_vmas+0xe2/0x190 [ 481.092124] exit_mmap+0x258/0x450 [ 481.095674] ? SyS_munmap+0x30/0x30 [ 481.099382] ? __khugepaged_exit+0x2b1/0x3f0 [ 481.103793] ? __khugepaged_exit+0x2b2/0x3f0 [ 481.108205] mmput+0xed/0x3c0 [ 481.111309] do_exit+0x8ae/0x2cc0 [ 481.114887] ? mm_update_next_owner+0x630/0x630 [ 481.119627] ? lock_downgrade+0x7f0/0x7f0 [ 481.123790] ? up_read+0x1a/0x40 [ 481.127157] ? __do_page_fault+0x479/0xb00 [ 481.131396] ? do_raw_spin_unlock+0x16a/0x250 [ 481.135879] do_group_exit+0xf4/0x2f0 [ 481.139682] ? do_group_exit+0x2f0/0x2f0 [ 481.143733] SyS_exit_group+0x18/0x20 [ 481.147517] do_syscall_64+0x1c7/0x5b0 [ 481.151397] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 481.156228] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 481.161674] RIP: 0033:0x4422e8 [ 481.164859] RSP: 002b:00007fff6ef9cfb8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 481.172671] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004422e8 [ 481.180075] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 481.187363] RBP: 00000000004c85f0 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 481.194641] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 481.201918] R13: 00000000006dba60 R14: 0000000000000000 R15: 0000000000000000 [ 481.215694] FAULT_INJECTION: forcing a failure. [ 481.215694] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 481.227993] CPU: 0 PID: 21999 Comm: syz-executor153 Not tainted 4.14.175-syzkaller #0 [ 481.236118] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 481.245467] Call Trace: [ 481.248043] dump_stack+0xf7/0x13b [ 481.251575] should_fail.cold.3+0x105/0x14b [ 481.255877] __alloc_pages_nodemask+0x1d5/0x770 [ 481.260535] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 481.265654] ? __alloc_pages_slowpath+0x2650/0x2650 [ 481.270707] alloc_pages_current+0xd6/0x1b0 [ 481.275079] __get_free_pages+0xf/0x40 [ 481.278973] tlb_remove_table+0xfc/0x1d0 [ 481.283035] ___pte_free_tlb+0x97/0xc0 [ 481.286911] free_pgd_range+0x695/0xa50 [ 481.290883] ? unlink_anon_vmas+0x3fd/0x7a0 [ 481.295252] free_pgtables+0x237/0x310 [ 481.299165] ? unmap_vmas+0xe2/0x190 [ 481.302913] exit_mmap+0x258/0x450 [ 481.306454] ? SyS_munmap+0x30/0x30 [ 481.310085] ? __khugepaged_exit+0x2b1/0x3f0 [ 481.314506] ? __khugepaged_exit+0x2b2/0x3f0 [ 481.319033] mmput+0xed/0x3c0 [ 481.322129] do_exit+0x8ae/0x2cc0 [ 481.325582] ? mm_update_next_owner+0x630/0x630 [ 481.330249] ? lock_downgrade+0x7f0/0x7f0 [ 481.334406] ? up_read+0x1a/0x40 [ 481.337778] ? __do_page_fault+0x479/0xb00 [ 481.342587] ? do_raw_spin_unlock+0x16a/0x250 [ 481.347225] do_group_exit+0xf4/0x2f0 [ 481.351021] ? do_group_exit+0x2f0/0x2f0 [ 481.355089] SyS_exit_group+0x18/0x20 [ 481.358876] do_syscall_64+0x1c7/0x5b0 [ 481.362863] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 481.367715] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 481.372902] RIP: 0033:0x4422e8 [ 481.376086] RSP: 002b:00007fff6ef9cfb8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 481.383912] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004422e8 [ 481.391504] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 481.398971] RBP: 00000000004c85f0 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 481.406345] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 481.413607] R13: 00000000006dba60 R14: 0000000000000000 R15: 0000000000000000 [ 481.427016] FAULT_INJECTION: forcing a failure. [ 481.427016] name failslab, interval 1, probability 0, space 0, times 0 [ 481.438543] CPU: 0 PID: 22000 Comm: syz-executor153 Not tainted 4.14.175-syzkaller #0 [ 481.446736] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 481.456090] Call Trace: [ 481.458711] dump_stack+0xf7/0x13b [ 481.462408] should_fail.cold.3+0x105/0x14b [ 481.466720] should_failslab+0xba/0xf0 [ 481.470803] kmem_cache_alloc_node+0x287/0x790 [ 481.475462] __alloc_skb+0x92/0x500 [ 481.479185] ? skb_trim+0x160/0x160 [ 481.482880] ? if_nlmsg_size+0x2d9/0x6f0 [ 481.487114] rtmsg_ifinfo_build_skb+0x68/0x120 [ 481.491709] rtmsg_ifinfo_event.part.27+0x16/0xb0 [ 481.496599] ? netdev_adjacent_sysfs_add+0x94/0xb0 [ 481.501889] rtnetlink_event+0xc2/0x110 [ 481.505853] notifier_call_chain+0xd6/0x150 [ 481.510186] raw_notifier_call_chain+0x11/0x20 [ 481.514925] call_netdevice_notifiers_info+0x4b/0x60 [ 481.520040] __netdev_upper_dev_link+0x18e/0x1f0 [ 481.524805] ? netdev_upper_dev_unlink+0xe0/0xe0 [ 481.529570] netdev_master_upper_dev_link+0x14/0x20 [ 481.534701] batadv_hardif_enable_interface+0x1f4/0xa10 [ 481.540229] batadv_softif_slave_add+0x7f/0xd0 [ 481.545074] do_set_master+0x163/0x1f0 [ 481.548996] do_setlink+0x9dd/0x2c50 [ 481.552732] ? trace_hardirqs_on+0x10/0x10 [ 481.557088] ? find_held_lock+0x36/0x1d0 [ 481.561159] ? rtnl_register+0x20/0x20 [ 481.565134] ? find_held_lock+0x36/0x1d0 [ 481.569336] ? is_bpf_text_address+0x60/0xe0 [ 481.574045] ? lock_downgrade+0x7f0/0x7f0 [ 481.578458] ? __lock_acquire+0x6a4/0x4500 [ 481.582838] ? __lock_acquire+0x6a4/0x4500 [ 481.587290] ? __kernel_text_address+0xd/0x40 [ 481.591815] ? unwind_get_return_address+0x61/0xa0 [ 481.597698] ? __save_stack_trace+0x7e/0xd0 [ 481.602039] rtnl_newlink+0xe0c/0x1390 [ 481.605920] ? save_stack_trace+0x16/0x20 [ 481.610057] ? rtnl_link_unregister+0x270/0x270 [ 481.614923] ? avc_has_perm_noaudit+0x236/0x400 [ 481.619595] ? lock_downgrade+0x7f0/0x7f0 [ 481.623750] ? rtnetlink_rcv_msg+0x2c0/0x9e0 [ 481.628156] ? lock_acquire+0x173/0x400 [ 481.632117] ? rtnetlink_rcv_msg+0x2c0/0x9e0 [ 481.636507] ? rtnetlink_rcv_msg+0x2c0/0x9e0 [ 481.640925] rtnetlink_rcv_msg+0x34c/0x9e0 [ 481.645179] ? rtnl_bridge_getlink+0x760/0x760 [ 481.649748] ? find_held_lock+0x36/0x1d0 [ 481.653873] netlink_rcv_skb+0x133/0x370 [ 481.657930] ? rtnl_bridge_getlink+0x760/0x760 [ 481.662514] ? netlink_ack+0xa00/0xa00 [ 481.666449] ? netlink_deliver_tap+0x8e/0x920 [ 481.670929] rtnetlink_rcv+0x10/0x20 [ 481.674637] netlink_unicast+0x40b/0x600 [ 481.678689] ? netlink_attachskb+0x6d0/0x6d0 [ 481.683091] netlink_sendmsg+0x730/0xbd0 [ 481.687140] ? netlink_unicast+0x600/0x600 [ 481.691368] ? selinux_socket_sendmsg+0x31/0x40 [ 481.696024] ? security_socket_sendmsg+0x6a/0xa0 [ 481.700781] ? netlink_unicast+0x600/0x600 [ 481.705013] sock_sendmsg+0xb5/0xf0 [ 481.708625] ___sys_sendmsg+0x625/0x920 [ 481.712591] ? get_pid_task+0x6e/0x100 [ 481.716461] ? copy_msghdr_from_user+0x3f0/0x3f0 [ 481.721215] ? get_pid_task+0x8b/0x100 [ 481.725202] ? proc_fail_nth_write+0xd6/0x160 [ 481.729686] ? proc_cwd_link+0x1a0/0x1a0 [ 481.733731] ? trace_hardirqs_off+0x10/0x10 [ 481.738153] ? __vfs_write+0xdb/0x840 [ 481.742213] ? find_held_lock+0x36/0x1d0 [ 481.746315] ? __fdget+0xe/0x10 [ 481.749587] ? sockfd_lookup_light+0x1c/0x150 [ 481.754573] __sys_sendmsg+0xc1/0x140 [ 481.758473] ? SyS_shutdown+0x180/0x180 [ 481.762459] ? __sb_end_write+0xa4/0xd0 [ 481.766605] ? vfs_write+0x221/0x4f0 [ 481.770452] ? do_syscall_64+0x4c/0x5b0 [ 481.774521] ? __sys_sendmsg+0x140/0x140 [ 481.778582] SyS_sendmsg+0xd/0x20 [ 481.782021] do_syscall_64+0x1c7/0x5b0 [ 481.785902] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 481.790853] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 481.796052] RIP: 0033:0x4436d9 [ 481.799233] RSP: 002b:00007fff6ef9cff8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 481.806942] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004436d9 [ 481.814196] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 481.821460] RBP: 0000000000000000 R08: 0000000000000002 R09: 00000000bb1414ac [ 481.828837] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 481.836219] R13: 0000000000000006 R14: 0000000000000000 R15: 0000000000000000 [ 481.846374] batman_adv: batadv0: Adding interface: gretap0 [ 481.852319] batman_adv: batadv0: The MTU of interface gretap0 is too small (1462) 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. [ 481.877844] batman_adv: batadv0: Interface activated: gretap0 [ 481.893995] FAULT_INJECTION: forcing a failure. [ 481.893995] name failslab, interval 1, probability 0, space 0, times 0 [ 481.905676] CPU: 0 PID: 22001 Comm: syz-executor153 Not tainted 4.14.175-syzkaller #0 [ 481.914319] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 481.923659] Call Trace: [ 481.926229] dump_stack+0xf7/0x13b [ 481.929747] should_fail.cold.3+0x105/0x14b [ 481.934061] should_failslab+0xba/0xf0 [ 481.938362] kmem_cache_alloc_node_trace+0x279/0x780 [ 481.943464] __kmalloc_node_track_caller+0x3c/0x70 [ 481.948392] __kmalloc_reserve.isra.38+0x2c/0xc0 [ 481.953154] __alloc_skb+0xc1/0x500 [ 481.956764] ? skb_trim+0x160/0x160 [ 481.960381] ? if_nlmsg_size+0x2d9/0x6f0 [ 481.964419] rtmsg_ifinfo_build_skb+0x68/0x120 [ 481.968979] rtmsg_ifinfo_event.part.27+0x16/0xb0 [ 481.973809] ? netdev_adjacent_sysfs_add+0x94/0xb0 [ 481.978732] rtnetlink_event+0xc2/0x110 [ 481.982755] notifier_call_chain+0xd6/0x150 [ 481.987323] raw_notifier_call_chain+0x11/0x20 [ 481.992014] call_netdevice_notifiers_info+0x4b/0x60 [ 481.997230] __netdev_upper_dev_link+0x18e/0x1f0 [ 482.002238] ? netdev_upper_dev_unlink+0xe0/0xe0 [ 482.007159] netdev_master_upper_dev_link+0x14/0x20 [ 482.012184] batadv_hardif_enable_interface+0x1f4/0xa10 [ 482.017557] batadv_softif_slave_add+0x7f/0xd0 [ 482.022578] do_set_master+0x163/0x1f0 [ 482.026512] do_setlink+0x9dd/0x2c50 [ 482.030273] ? trace_hardirqs_on+0x10/0x10 [ 482.034498] ? find_held_lock+0x36/0x1d0 [ 482.038863] ? rtnl_register+0x20/0x20 [ 482.042980] ? find_held_lock+0x36/0x1d0 [ 482.047878] ? is_bpf_text_address+0x60/0xe0 [ 482.052289] ? lock_downgrade+0x7f0/0x7f0 [ 482.056786] ? __lock_acquire+0x6a4/0x4500 [ 482.061155] ? __lock_acquire+0x6a4/0x4500 [ 482.066194] ? __kernel_text_address+0xd/0x40 [ 482.071533] ? unwind_get_return_address+0x61/0xa0 [ 482.077030] ? __save_stack_trace+0x7e/0xd0 [ 482.081387] rtnl_newlink+0xe0c/0x1390 [ 482.085605] ? save_stack_trace+0x16/0x20 [ 482.089843] ? rtnl_link_unregister+0x270/0x270 [ 482.094516] ? avc_has_perm_noaudit+0x236/0x400 [ 482.099273] ? lock_downgrade+0x7f0/0x7f0 [ 482.103423] ? rtnetlink_rcv_msg+0x2c0/0x9e0 [ 482.107937] ? lock_acquire+0x173/0x400 [ 482.112325] ? rtnetlink_rcv_msg+0x2c0/0x9e0 [ 482.117028] ? rtnetlink_rcv_msg+0x2c0/0x9e0 [ 482.121443] rtnetlink_rcv_msg+0x34c/0x9e0 [ 482.125675] ? rtnl_bridge_getlink+0x760/0x760 [ 482.130347] ? find_held_lock+0x36/0x1d0 [ 482.134501] netlink_rcv_skb+0x133/0x370 [ 482.138712] ? rtnl_bridge_getlink+0x760/0x760 [ 482.143282] ? netlink_ack+0xa00/0xa00 [ 482.147152] ? netlink_deliver_tap+0x8e/0x920 [ 482.151644] rtnetlink_rcv+0x10/0x20 [ 482.155339] netlink_unicast+0x40b/0x600 [ 482.159392] ? netlink_attachskb+0x6d0/0x6d0 [ 482.163795] netlink_sendmsg+0x730/0xbd0 [ 482.167836] ? netlink_unicast+0x600/0x600 [ 482.172052] ? selinux_socket_sendmsg+0x31/0x40 [ 482.176728] ? security_socket_sendmsg+0x6a/0xa0 [ 482.181485] ? netlink_unicast+0x600/0x600 [ 482.185716] sock_sendmsg+0xb5/0xf0 [ 482.189352] ___sys_sendmsg+0x625/0x920 [ 482.193326] ? get_pid_task+0x6e/0x100 [ 482.197215] ? copy_msghdr_from_user+0x3f0/0x3f0 [ 482.201957] ? get_pid_task+0x8b/0x100 [ 482.205825] ? proc_fail_nth_write+0xd6/0x160 [ 482.210303] ? proc_cwd_link+0x1a0/0x1a0 [ 482.214343] ? trace_hardirqs_off+0x10/0x10 [ 482.218659] ? __vfs_write+0xdb/0x840 [ 482.222442] ? find_held_lock+0x36/0x1d0 [ 482.226495] ? __fdget+0xe/0x10 [ 482.229884] ? sockfd_lookup_light+0x1c/0x150 [ 482.234381] __sys_sendmsg+0xc1/0x140 [ 482.238345] ? SyS_shutdown+0x180/0x180 [ 482.242316] ? __sb_end_write+0xa4/0xd0 [ 482.246276] ? vfs_write+0x221/0x4f0 [ 482.249993] ? do_syscall_64+0x4c/0x5b0 [ 482.253971] ? __sys_sendmsg+0x140/0x140 [ 482.258024] SyS_sendmsg+0xd/0x20 [ 482.261465] do_syscall_64+0x1c7/0x5b0 [ 482.265340] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 482.270174] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 482.275406] RIP: 0033:0x4436d9 [ 482.278679] RSP: 002b:00007fff6ef9cff8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 482.286390] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004436d9 [ 482.293739] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 482.301028] RBP: 0000000000000000 R08: 0000000000000002 R09: 00000000bb1414ac [ 482.308409] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 482.315669] R13: 0000000000000006 R14: 0000000000000000 R15: 0000000000000000 [ 482.325617] batman_adv: batadv0: Adding interface: erspan0 [ 482.331352] batman_adv: batadv0: The MTU of interface erspan0 is too small (1450) 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. [ 482.356759] batman_adv: batadv0: Interface activated: erspan0 [ 482.374693] FAULT_INJECTION: forcing a failure. [ 482.374693] name failslab, interval 1, probability 0, space 0, times 0 [ 482.386302] CPU: 0 PID: 22003 Comm: syz-executor153 Not tainted 4.14.175-syzkaller #0 [ 482.394393] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 482.403843] Call Trace: [ 482.406418] dump_stack+0xf7/0x13b [ 482.409940] should_fail.cold.3+0x105/0x14b [ 482.414247] should_failslab+0xba/0xf0 [ 482.418125] kmem_cache_alloc+0x47/0x790 [ 482.422170] ? find_held_lock+0x36/0x1d0 [ 482.426317] __debug_object_init+0x65c/0xa10 [ 482.430724] ? debug_object_activate+0x1ec/0x4b0 [ 482.435459] ? lock_downgrade+0x7f0/0x7f0 [ 482.439587] ? debug_object_destroy+0x2b0/0x2b0 [ 482.444261] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 482.449369] ? trace_hardirqs_on_caller+0x40c/0x580 [ 482.454373] debug_object_activate+0x246/0x4b0 [ 482.459214] ? debug_object_free+0x3f0/0x3f0 [ 482.463686] ? trace_hardirqs_on+0x10/0x10 [ 482.467915] ? selinux_file_free_security+0x50/0x50 [ 482.473081] __call_rcu.constprop.64+0x35/0x7b0 [ 482.477761] ? find_held_lock+0x36/0x1d0 [ 482.481989] call_rcu+0x12/0x20 [ 482.485356] selinux_inode_free_security+0x1b1/0x2a0 [ 482.490556] ? evict+0x367/0x590 [ 482.493932] security_inode_free+0x43/0x80 [ 482.498253] __destroy_inode+0x19e/0x420 [ 482.502558] destroy_inode+0x44/0x100 [ 482.506441] evict+0x36f/0x590 [ 482.509764] ? do_raw_spin_unlock+0x16a/0x250 [ 482.514277] iput+0x3ac/0x810 [ 482.517373] ? do_raw_spin_unlock+0x16a/0x250 [ 482.521862] dentry_unlink_inode+0x23e/0x2f0 [ 482.526261] __dentry_kill+0x2d2/0x540 [ 482.530177] ? dput.part.27+0x25/0x610 [ 482.534074] ? dput.part.27+0x25/0x610 [ 482.538324] dput.part.27+0x49a/0x610 [ 482.542737] dput+0xe/0x20 [ 482.545571] __fput+0x3f7/0x750 [ 482.548845] ? _raw_spin_unlock_irq+0x27/0x80 [ 482.553368] ____fput+0x9/0x10 [ 482.556563] task_work_run+0xe5/0x170 [ 482.560374] exit_to_usermode_loop+0x16a/0x1b0 [ 482.564960] do_syscall_64+0x416/0x5b0 [ 482.568851] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 482.573703] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 482.578964] RIP: 0033:0x403250 [ 482.582208] RSP: 002b:00007fff6ef9cff8 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 482.590308] RAX: 0000000000000000 RBX: 0000000000000006 RCX: 0000000000403250 [ 482.597703] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 482.605173] RBP: 0000000000000000 R08: 0000000000000002 R09: 00000000bb1414ac [ 482.612789] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 482.620173] R13: 0000000000000006 R14: 0000000000000000 R15: 0000000000000000 [ 482.640121] FAULT_INJECTION: forcing a failure. [ 482.640121] name failslab, interval 1, probability 0, space 0, times 0 [ 482.652466] CPU: 0 PID: 22005 Comm: syz-executor153 Not tainted 4.14.175-syzkaller #0 [ 482.660540] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 482.669909] Call Trace: [ 482.672485] dump_stack+0xf7/0x13b [ 482.676029] should_fail.cold.3+0x105/0x14b [ 482.680342] should_failslab+0xba/0xf0 [ 482.684238] kmem_cache_alloc+0x47/0x790 [ 482.688299] ? find_held_lock+0x36/0x1d0 [ 482.692367] __debug_object_init+0x65c/0xa10 [ 482.696763] ? debug_object_activate+0x1ec/0x4b0 [ 482.701514] ? lock_downgrade+0x7f0/0x7f0 [ 482.705646] ? debug_object_destroy+0x2b0/0x2b0 [ 482.710301] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 482.715589] ? trace_hardirqs_on_caller+0x40c/0x580 [ 482.720795] debug_object_activate+0x246/0x4b0 [ 482.725586] ? debug_object_free+0x3f0/0x3f0 [ 482.731425] ? trace_hardirqs_on+0x10/0x10 [ 482.735851] ? selinux_file_free_security+0x50/0x50 [ 482.740978] __call_rcu.constprop.64+0x35/0x7b0 [ 482.745736] ? find_held_lock+0x36/0x1d0 [ 482.749798] call_rcu+0x12/0x20 [ 482.753221] selinux_inode_free_security+0x1b1/0x2a0 [ 482.758796] ? evict+0x367/0x590 [ 482.762605] security_inode_free+0x43/0x80 [ 482.767146] __destroy_inode+0x19e/0x420 [ 482.771916] destroy_inode+0x44/0x100 [ 482.776265] evict+0x36f/0x590 [ 482.780406] ? do_raw_spin_unlock+0x16a/0x250 [ 482.784903] iput+0x3ac/0x810 [ 482.788099] ? do_raw_spin_unlock+0x16a/0x250 [ 482.792859] dentry_unlink_inode+0x23e/0x2f0 [ 482.797462] __dentry_kill+0x2d2/0x540 [ 482.801369] ? dput.part.27+0x25/0x610 [ 482.805426] ? dput.part.27+0x25/0x610 [ 482.809475] dput.part.27+0x49a/0x610 [ 482.813380] dput+0xe/0x20 [ 482.816413] __fput+0x3f7/0x750 [ 482.819880] ? _raw_spin_unlock_irq+0x27/0x80 [ 482.824854] ____fput+0x9/0x10 [ 482.828675] task_work_run+0xe5/0x170 [ 482.832473] exit_to_usermode_loop+0x16a/0x1b0 [ 482.837290] do_syscall_64+0x416/0x5b0 [ 482.841578] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 482.846524] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 482.851894] RIP: 0033:0x403250 [ 482.855281] RSP: 002b:00007fff6ef9cff8 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 482.864409] RAX: 0000000000000000 RBX: 0000000000000004 RCX: 0000000000403250 [ 482.871678] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 482.879163] RBP: 0000000000000000 R08: 0000000000000002 R09: 00000000bb1414ac [ 482.886883] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 482.894709] R13: 0000000000000006 R14: 0000000000000000 R15: 0000000000000000 [ 482.915487] FAULT_INJECTION: forcing a failure. [ 482.915487] name failslab, interval 1, probability 0, space 0, times 0 [ 482.927545] CPU: 0 PID: 22007 Comm: syz-executor153 Not tainted 4.14.175-syzkaller #0 [ 482.936062] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 482.945751] Call Trace: [ 482.948359] dump_stack+0xf7/0x13b [ 482.951898] should_fail.cold.3+0x105/0x14b [ 482.956215] should_failslab+0xba/0xf0 [ 482.960107] kmem_cache_alloc_node_trace+0x279/0x780 [ 482.965310] __kmalloc_node_track_caller+0x3c/0x70 [ 482.970244] __kmalloc_reserve.isra.38+0x2c/0xc0 [ 482.974992] __alloc_skb+0xc1/0x500 [ 482.978603] ? skb_trim+0x160/0x160 [ 482.982212] ? if_nlmsg_size+0x2d9/0x6f0 [ 482.986250] rtmsg_ifinfo_build_skb+0x68/0x120 [ 482.990820] rtmsg_ifinfo_event.part.27+0x16/0xb0 [ 482.995778] ? netdev_adjacent_sysfs_add+0x94/0xb0 [ 483.000723] rtnetlink_event+0xc2/0x110 [ 483.004822] notifier_call_chain+0xd6/0x150 [ 483.009338] raw_notifier_call_chain+0x11/0x20 [ 483.013916] call_netdevice_notifiers_info+0x4b/0x60 [ 483.019107] __netdev_upper_dev_link+0x18e/0x1f0 [ 483.023978] ? netdev_upper_dev_unlink+0xe0/0xe0 [ 483.028753] netdev_master_upper_dev_link+0x14/0x20 [ 483.034045] batadv_hardif_enable_interface+0x1f4/0xa10 [ 483.039805] batadv_softif_slave_add+0x7f/0xd0 [ 483.045122] do_set_master+0x163/0x1f0 [ 483.049237] do_setlink+0x9dd/0x2c50 [ 483.053221] ? trace_hardirqs_on+0x10/0x10 [ 483.057854] ? rtnl_register+0x20/0x20 [ 483.061917] ? find_held_lock+0x36/0x1d0 [ 483.065979] ? is_bpf_text_address+0x60/0xe0 [ 483.070402] ? lock_downgrade+0x7f0/0x7f0 [ 483.074614] ? __lock_acquire+0x6a4/0x4500 [ 483.079751] ? __lock_acquire+0x6a4/0x4500 [ 483.084183] ? __kernel_text_address+0xd/0x40 [ 483.088719] ? unwind_get_return_address+0x61/0xa0 [ 483.093655] ? __save_stack_trace+0x7e/0xd0 [ 483.098444] rtnl_newlink+0xe0c/0x1390 [ 483.102343] ? save_stack_trace+0x16/0x20 [ 483.106549] ? rtnl_link_unregister+0x270/0x270 [ 483.111216] ? avc_has_perm_noaudit+0x236/0x400 [ 483.115878] ? lock_downgrade+0x7f0/0x7f0 [ 483.120372] ? rtnetlink_rcv_msg+0x2c0/0x9e0 [ 483.124767] ? lock_acquire+0x173/0x400 [ 483.129067] ? rtnetlink_rcv_msg+0x2c0/0x9e0 [ 483.133752] ? rtnetlink_rcv_msg+0x2c0/0x9e0 [ 483.138704] rtnetlink_rcv_msg+0x34c/0x9e0 [ 483.143462] ? rtnl_bridge_getlink+0x760/0x760 [ 483.148479] ? find_held_lock+0x36/0x1d0 [ 483.152534] netlink_rcv_skb+0x133/0x370 [ 483.156597] ? rtnl_bridge_getlink+0x760/0x760 [ 483.161447] ? netlink_ack+0xa00/0xa00 [ 483.166351] ? netlink_deliver_tap+0x8e/0x920 [ 483.171199] rtnetlink_rcv+0x10/0x20 [ 483.175148] netlink_unicast+0x40b/0x600 [ 483.179210] ? netlink_attachskb+0x6d0/0x6d0 [ 483.183695] netlink_sendmsg+0x730/0xbd0 [ 483.187758] ? netlink_unicast+0x600/0x600 [ 483.192654] ? selinux_socket_sendmsg+0x31/0x40 [ 483.197430] ? security_socket_sendmsg+0x6a/0xa0 [ 483.202268] ? netlink_unicast+0x600/0x600 [ 483.206545] sock_sendmsg+0xb5/0xf0 [ 483.210181] ___sys_sendmsg+0x625/0x920 [ 483.214308] ? get_pid_task+0x6e/0x100 [ 483.218229] ? copy_msghdr_from_user+0x3f0/0x3f0 [ 483.223290] ? get_pid_task+0x8b/0x100 [ 483.227444] ? proc_fail_nth_write+0xd6/0x160 [ 483.232128] ? proc_cwd_link+0x1a0/0x1a0 [ 483.236654] ? trace_hardirqs_off+0x10/0x10 [ 483.241554] ? __vfs_write+0xdb/0x840 [ 483.246166] ? find_held_lock+0x36/0x1d0 [ 483.250336] ? __fdget+0xe/0x10 [ 483.253628] ? sockfd_lookup_light+0x1c/0x150 [ 483.258581] __sys_sendmsg+0xc1/0x140 [ 483.262381] ? SyS_shutdown+0x180/0x180 [ 483.266350] ? __sb_end_write+0xa4/0xd0 [ 483.270317] ? vfs_write+0x221/0x4f0 [ 483.274027] ? do_syscall_64+0x4c/0x5b0 [ 483.277987] ? __sys_sendmsg+0x140/0x140 [ 483.282030] SyS_sendmsg+0xd/0x20 [ 483.285518] do_syscall_64+0x1c7/0x5b0 [ 483.289383] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 483.294258] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 483.299587] RIP: 0033:0x4436d9 [ 483.302759] RSP: 002b:00007fff6ef9cff8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 483.310460] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004436d9 [ 483.317828] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 483.326288] RBP: 0000000000000000 R08: 0000000000000002 R09: 00000000bb1414ac [ 483.333680] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 483.340942] R13: 0000000000000006 R14: 0000000000000000 R15: 0000000000000000 [ 483.351496] batman_adv: batadv0: Adding interface: syz_tun [ 483.357156] batman_adv: batadv0: The MTU of interface syz_tun 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. [ 483.382408] batman_adv: batadv0: Interface activated: syz_tun [ 483.394963] FAULT_INJECTION: forcing a failure. [ 483.394963] name failslab, interval 1, probability 0, space 0, times 0 [ 483.407303] CPU: 0 PID: 22008 Comm: syz-executor153 Not tainted 4.14.175-syzkaller #0 [ 483.415713] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 483.425255] Call Trace: [ 483.427861] dump_stack+0xf7/0x13b [ 483.431394] should_fail.cold.3+0x105/0x14b [ 483.435699] should_failslab+0xba/0xf0 [ 483.439573] kmem_cache_alloc_node_trace+0x279/0x780 [ 483.444674] __kmalloc_node_track_caller+0x3c/0x70 [ 483.449604] __kmalloc_reserve.isra.38+0x2c/0xc0 [ 483.454471] __alloc_skb+0xc1/0x500 [ 483.458095] ? skb_trim+0x160/0x160 [ 483.461748] ? if_nlmsg_size+0x2d9/0x6f0 [ 483.465927] rtmsg_ifinfo_build_skb+0x68/0x120 [ 483.470508] rtmsg_ifinfo_event.part.27+0x16/0xb0 [ 483.475388] ? netdev_adjacent_sysfs_add+0x94/0xb0 [ 483.480398] rtnetlink_event+0xc2/0x110 [ 483.484371] notifier_call_chain+0xd6/0x150 [ 483.488701] raw_notifier_call_chain+0x11/0x20 [ 483.493844] call_netdevice_notifiers_info+0x4b/0x60 [ 483.499256] __netdev_upper_dev_link+0x18e/0x1f0 [ 483.504014] ? netdev_upper_dev_unlink+0xe0/0xe0 [ 483.508788] netdev_master_upper_dev_link+0x14/0x20 [ 483.513799] batadv_hardif_enable_interface+0x1f4/0xa10 [ 483.519165] batadv_softif_slave_add+0x7f/0xd0 [ 483.523751] do_set_master+0x163/0x1f0 [ 483.527625] do_setlink+0x9dd/0x2c50 [ 483.531469] ? trace_hardirqs_on+0x10/0x10 [ 483.535740] ? find_held_lock+0x36/0x1d0 [ 483.539797] ? rtnl_register+0x20/0x20 [ 483.543673] ? find_held_lock+0x36/0x1d0 [ 483.547768] ? is_bpf_text_address+0x60/0xe0 [ 483.552231] ? lock_downgrade+0x7f0/0x7f0 [ 483.558535] ? __lock_acquire+0x6a4/0x4500 [ 483.563045] ? __lock_acquire+0x6a4/0x4500 [ 483.567464] ? __kernel_text_address+0xd/0x40 [ 483.572091] ? unwind_get_return_address+0x61/0xa0 [ 483.578242] ? __save_stack_trace+0x7e/0xd0 [ 483.583027] rtnl_newlink+0xe0c/0x1390 [ 483.587295] ? save_stack_trace+0x16/0x20 [ 483.591636] ? rtnl_link_unregister+0x270/0x270 [ 483.596456] ? avc_has_perm_noaudit+0x236/0x400 [ 483.601251] ? lock_downgrade+0x7f0/0x7f0 [ 483.605769] ? rtnetlink_rcv_msg+0x2c0/0x9e0 [ 483.610557] ? lock_acquire+0x173/0x400 [ 483.614847] ? rtnetlink_rcv_msg+0x2c0/0x9e0 [ 483.619280] ? rtnetlink_rcv_msg+0x2c0/0x9e0 [ 483.623707] rtnetlink_rcv_msg+0x34c/0x9e0 [ 483.628038] ? rtnl_bridge_getlink+0x760/0x760 [ 483.632754] ? find_held_lock+0x36/0x1d0 [ 483.636807] netlink_rcv_skb+0x133/0x370 [ 483.640891] ? rtnl_bridge_getlink+0x760/0x760 [ 483.645475] ? netlink_ack+0xa00/0xa00 [ 483.649349] ? netlink_deliver_tap+0x8e/0x920 [ 483.653842] rtnetlink_rcv+0x10/0x20 [ 483.657547] netlink_unicast+0x40b/0x600 [ 483.661671] ? netlink_attachskb+0x6d0/0x6d0 [ 483.666083] netlink_sendmsg+0x730/0xbd0 [ 483.670168] ? netlink_unicast+0x600/0x600 [ 483.674404] ? selinux_socket_sendmsg+0x31/0x40 [ 483.679074] ? security_socket_sendmsg+0x6a/0xa0 [ 483.683824] ? netlink_unicast+0x600/0x600 [ 483.688140] sock_sendmsg+0xb5/0xf0 [ 483.692003] ___sys_sendmsg+0x625/0x920 [ 483.696046] ? get_pid_task+0x6e/0x100 [ 483.700034] ? copy_msghdr_from_user+0x3f0/0x3f0 [ 483.704937] ? get_pid_task+0x8b/0x100 [ 483.708824] ? proc_fail_nth_write+0xd6/0x160 [ 483.713497] ? proc_cwd_link+0x1a0/0x1a0 [ 483.717666] ? trace_hardirqs_off+0x10/0x10 [ 483.722024] ? __vfs_write+0xdb/0x840 [ 483.727016] ? find_held_lock+0x36/0x1d0 [ 483.731274] ? __fdget+0xe/0x10 [ 483.735072] ? sockfd_lookup_light+0x1c/0x150 [ 483.739604] __sys_sendmsg+0xc1/0x140 [ 483.743733] ? SyS_shutdown+0x180/0x180 [ 483.747995] ? __sb_end_write+0xa4/0xd0 [ 483.752054] ? vfs_write+0x221/0x4f0 [ 483.755789] ? do_syscall_64+0x4c/0x5b0 [ 483.759756] ? __sys_sendmsg+0x140/0x140 [ 483.763832] SyS_sendmsg+0xd/0x20 [ 483.767921] do_syscall_64+0x1c7/0x5b0 [ 483.772107] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 483.777244] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 483.782433] RIP: 0033:0x4436d9 [ 483.785857] RSP: 002b:00007fff6ef9cff8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 483.793650] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004436d9 [ 483.801167] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 483.808716] RBP: 0000000000000000 R08: 0000000000000002 R09: 00000000bb1414ac [ 483.816335] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 483.823763] R13: 0000000000000006 R14: 0000000000000000 R15: 0000000000000000 [ 483.833586] batman_adv: batadv0: Adding interface: ip6gretap0 [ 483.840625] batman_adv: batadv0: The MTU of interface ip6gretap0 is too small (1434) 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. [ 483.865906] batman_adv: batadv0: Interface activated: ip6gretap0 [ 483.876222] FAULT_INJECTION: forcing a failure. [ 483.876222] name failslab, interval 1, probability 0, space 0, times 0 [ 483.888042] CPU: 0 PID: 22009 Comm: syz-executor153 Not tainted 4.14.175-syzkaller #0 [ 483.896062] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 483.905582] Call Trace: [ 483.908158] dump_stack+0xf7/0x13b [ 483.911755] should_fail.cold.3+0x105/0x14b [ 483.916116] should_failslab+0xba/0xf0 [ 483.920122] kmem_cache_alloc_trace+0x2ea/0x7a0 [ 483.925359] ? __wake_up+0xe/0x10 [ 483.929374] ? netlink_broadcast_filtered+0x295/0x8e0 [ 483.935493] netdevice_event+0x16b/0x6d0 [ 483.939615] ? update_gid_event_work_handler+0xb0/0xb0 [ 483.945121] ? bond_delete_netdev_default_gids+0x270/0x270 [ 483.953194] ? upper_device_filter+0x110/0x110 [ 483.958684] ? handle_netdev_upper+0x420/0x420 [ 483.964195] ? is_eth_port_of_netdev.part.7+0x1e0/0x1e0 [ 483.970282] ? rtmsg_ifinfo_event.part.27+0x7a/0xb0 [ 483.976466] ? netdev_adjacent_sysfs_add+0x94/0xb0 [ 483.982309] notifier_call_chain+0xd6/0x150 [ 483.986637] raw_notifier_call_chain+0x11/0x20 [ 483.991318] call_netdevice_notifiers_info+0x4b/0x60 [ 483.996416] __netdev_upper_dev_link+0x18e/0x1f0 [ 484.001655] ? netdev_upper_dev_unlink+0xe0/0xe0 [ 484.006406] netdev_master_upper_dev_link+0x14/0x20 [ 484.012051] batadv_hardif_enable_interface+0x1f4/0xa10 [ 484.017667] batadv_softif_slave_add+0x7f/0xd0 [ 484.022407] do_set_master+0x163/0x1f0 [ 484.026300] do_setlink+0x9dd/0x2c50 [ 484.030317] ? trace_hardirqs_on+0x10/0x10 [ 484.034870] ? find_held_lock+0x36/0x1d0 [ 484.039024] ? rtnl_register+0x20/0x20 [ 484.043057] ? find_held_lock+0x36/0x1d0 [ 484.047192] ? is_bpf_text_address+0x60/0xe0 [ 484.052007] ? lock_downgrade+0x7f0/0x7f0 [ 484.056253] ? __lock_acquire+0x6a4/0x4500 [ 484.060584] ? __lock_acquire+0x6a4/0x4500 [ 484.064838] ? __kernel_text_address+0xd/0x40 [ 484.069356] ? unwind_get_return_address+0x61/0xa0 [ 484.074465] ? __save_stack_trace+0x7e/0xd0 [ 484.079004] rtnl_newlink+0xe0c/0x1390 [ 484.083448] ? save_stack_trace+0x16/0x20 [ 484.087792] ? rtnl_link_unregister+0x270/0x270 [ 484.092587] ? avc_has_perm_noaudit+0x236/0x400 [ 484.097456] ? lock_downgrade+0x7f0/0x7f0 [ 484.101686] ? rtnetlink_rcv_msg+0x2c0/0x9e0 [ 484.106122] ? lock_acquire+0x173/0x400 [ 484.110324] ? rtnetlink_rcv_msg+0x2c0/0x9e0 [ 484.114737] ? rtnetlink_rcv_msg+0x2c0/0x9e0 [ 484.119166] rtnetlink_rcv_msg+0x34c/0x9e0 [ 484.123400] ? rtnl_bridge_getlink+0x760/0x760 [ 484.128005] ? find_held_lock+0x36/0x1d0 [ 484.132454] netlink_rcv_skb+0x133/0x370 [ 484.136603] ? rtnl_bridge_getlink+0x760/0x760 [ 484.141180] ? netlink_ack+0xa00/0xa00 [ 484.145101] ? netlink_deliver_tap+0x8e/0x920 [ 484.149737] rtnetlink_rcv+0x10/0x20 [ 484.153491] netlink_unicast+0x40b/0x600 [ 484.157994] ? netlink_attachskb+0x6d0/0x6d0 [ 484.162809] netlink_sendmsg+0x730/0xbd0 [ 484.167011] ? netlink_unicast+0x600/0x600 [ 484.171473] ? selinux_socket_sendmsg+0x31/0x40 [ 484.176918] ? security_socket_sendmsg+0x6a/0xa0 [ 484.181801] ? netlink_unicast+0x600/0x600 [ 484.186266] sock_sendmsg+0xb5/0xf0 [ 484.190004] ___sys_sendmsg+0x625/0x920 [ 484.193978] ? get_pid_task+0x6e/0x100 [ 484.197869] ? copy_msghdr_from_user+0x3f0/0x3f0 [ 484.202621] ? get_pid_task+0x8b/0x100 [ 484.206502] ? proc_fail_nth_write+0xd6/0x160 [ 484.210990] ? proc_cwd_link+0x1a0/0x1a0 [ 484.215042] ? trace_hardirqs_off+0x10/0x10 [ 484.219344] ? __vfs_write+0xdb/0x840 [ 484.223148] ? find_held_lock+0x36/0x1d0 [ 484.227345] ? __fdget+0xe/0x10 [ 484.230888] ? sockfd_lookup_light+0x1c/0x150 [ 484.235397] __sys_sendmsg+0xc1/0x140 [ 484.239183] ? SyS_shutdown+0x180/0x180 [ 484.243148] ? __sb_end_write+0xa4/0xd0 [ 484.247245] ? vfs_write+0x221/0x4f0 [ 484.250972] ? do_syscall_64+0x4c/0x5b0 [ 484.254961] ? __sys_sendmsg+0x140/0x140 [ 484.259002] SyS_sendmsg+0xd/0x20 [ 484.262458] do_syscall_64+0x1c7/0x5b0 [ 484.266448] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 484.271287] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 484.276470] RIP: 0033:0x4436d9 [ 484.279645] RSP: 002b:00007fff6ef9cff8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 484.287355] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004436d9 [ 484.294608] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 484.301863] RBP: 0000000000000000 R08: 0000000000000002 R09: 00000000bb1414ac [ 484.309190] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 484.316661] R13: 0000000000000006 R14: 0000000000000000 R15: 0000000000000000 [ 484.325696] batman_adv: batadv0: Adding interface: bridge0 [ 484.331586] batman_adv: batadv0: The MTU of interface bridge0 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. [ 484.356488] batman_adv: batadv0: Interface activated: bridge0 [ 484.366595] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 484.377619] FAULT_INJECTION: forcing a failure. [ 484.377619] name failslab, interval 1, probability 0, space 0, times 0 [ 484.390993] CPU: 0 PID: 22011 Comm: syz-executor153 Not tainted 4.14.175-syzkaller #0 [ 484.399105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 484.408473] Call Trace: [ 484.411050] dump_stack+0xf7/0x13b [ 484.414587] should_fail.cold.3+0x105/0x14b [ 484.418935] should_failslab+0xba/0xf0 [ 484.422809] kmem_cache_alloc_node+0x287/0x790 [ 484.427398] __alloc_skb+0x92/0x500 [ 484.431206] ? skb_trim+0x160/0x160 [ 484.435095] ? if_nlmsg_size+0x2d9/0x6f0 [ 484.439279] rtmsg_ifinfo_build_skb+0x68/0x120 [ 484.443861] rtmsg_ifinfo_event.part.27+0x16/0xb0 [ 484.449615] ? netdev_adjacent_sysfs_add+0x94/0xb0 [ 484.454543] rtnetlink_event+0xc2/0x110 [ 484.458515] notifier_call_chain+0xd6/0x150 [ 484.462842] raw_notifier_call_chain+0x11/0x20 [ 484.467410] call_netdevice_notifiers_info+0x4b/0x60 [ 484.473077] __netdev_upper_dev_link+0x18e/0x1f0 [ 484.477953] ? netdev_upper_dev_unlink+0xe0/0xe0 [ 484.482925] netdev_master_upper_dev_link+0x14/0x20 [ 484.487936] batadv_hardif_enable_interface+0x1f4/0xa10 [ 484.493329] batadv_softif_slave_add+0x7f/0xd0 [ 484.497944] do_set_master+0x163/0x1f0 [ 484.501830] do_setlink+0x9dd/0x2c50 [ 484.505538] ? trace_hardirqs_on+0x10/0x10 [ 484.510008] ? find_held_lock+0x36/0x1d0 [ 484.514311] ? rtnl_register+0x20/0x20 [ 484.518203] ? find_held_lock+0x36/0x1d0 [ 484.522782] ? is_bpf_text_address+0x60/0xe0 [ 484.527217] ? lock_downgrade+0x7f0/0x7f0 [ 484.531374] ? __lock_acquire+0x6a4/0x4500 [ 484.535615] ? __lock_acquire+0x6a4/0x4500 [ 484.539914] ? __kernel_text_address+0xd/0x40 [ 484.544414] ? unwind_get_return_address+0x61/0xa0 [ 484.549333] ? __save_stack_trace+0x7e/0xd0 [ 484.553661] rtnl_newlink+0xe0c/0x1390 [ 484.557550] ? save_stack_trace+0x16/0x20 [ 484.561721] ? rtnl_link_unregister+0x270/0x270 [ 484.566398] ? avc_has_perm_noaudit+0x236/0x400 [ 484.571078] ? lock_downgrade+0x7f0/0x7f0 [ 484.576126] ? rtnetlink_rcv_msg+0x2c0/0x9e0 [ 484.580649] ? lock_acquire+0x173/0x400 [ 484.584641] ? rtnetlink_rcv_msg+0x2c0/0x9e0 [ 484.589036] ? rtnetlink_rcv_msg+0x2c0/0x9e0 [ 484.593495] rtnetlink_rcv_msg+0x34c/0x9e0 [ 484.597728] ? rtnl_bridge_getlink+0x760/0x760 [ 484.602323] ? find_held_lock+0x36/0x1d0 [ 484.606384] netlink_rcv_skb+0x133/0x370 [ 484.610440] ? rtnl_bridge_getlink+0x760/0x760 [ 484.615053] ? netlink_ack+0xa00/0xa00 [ 484.618937] ? netlink_deliver_tap+0x8e/0x920 [ 484.623703] rtnetlink_rcv+0x10/0x20 [ 484.627434] netlink_unicast+0x40b/0x600 [ 484.631665] ? netlink_attachskb+0x6d0/0x6d0 [ 484.636083] netlink_sendmsg+0x730/0xbd0 [ 484.640143] ? netlink_unicast+0x600/0x600 [ 484.644559] ? selinux_socket_sendmsg+0x31/0x40 [ 484.649247] ? security_socket_sendmsg+0x6a/0xa0 [ 484.653998] ? netlink_unicast+0x600/0x600 [ 484.658334] sock_sendmsg+0xb5/0xf0 [ 484.661954] ___sys_sendmsg+0x625/0x920 [ 484.665941] ? get_pid_task+0x6e/0x100 [ 484.669824] ? copy_msghdr_from_user+0x3f0/0x3f0 [ 484.674587] ? get_pid_task+0x8b/0x100 [ 484.678487] ? proc_fail_nth_write+0xd6/0x160 [ 484.683127] ? proc_cwd_link+0x1a0/0x1a0 [ 484.687528] ? trace_hardirqs_off+0x10/0x10 [ 484.691982] ? __vfs_write+0xdb/0x840 [ 484.695774] ? find_held_lock+0x36/0x1d0 [ 484.699946] ? __fdget+0xe/0x10 [ 484.703290] ? sockfd_lookup_light+0x1c/0x150 [ 484.707777] __sys_sendmsg+0xc1/0x140 [ 484.711575] ? SyS_shutdown+0x180/0x180 [ 484.715547] ? __sb_end_write+0xa4/0xd0 [ 484.719540] ? vfs_write+0x221/0x4f0 [ 484.723264] ? do_syscall_64+0x4c/0x5b0 [ 484.727237] ? __sys_sendmsg+0x140/0x140 [ 484.731423] SyS_sendmsg+0xd/0x20 [ 484.735011] do_syscall_64+0x1c7/0x5b0 [ 484.739022] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 484.743870] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 484.749109] RIP: 0033:0x4436d9 [ 484.752292] RSP: 002b:00007fff6ef9cff8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 484.760115] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004436d9 [ 484.767391] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 484.774654] RBP: 0000000000000000 R08: 0000000000000002 R09: 00000000bb1414ac [ 484.781997] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 484.789361] R13: 0000000000000006 R14: 0000000000000000 R15: 0000000000000000 [ 484.798343] batman_adv: batadv0: Adding interface: bond0 [ 484.804067] batman_adv: batadv0: The MTU of interface bond0 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. [ 484.828569] batman_adv: batadv0: Interface activated: bond0 [ 484.838550] FAULT_INJECTION: forcing a failure. [ 484.838550] name failslab, interval 1, probability 0, space 0, times 0 [ 484.849934] CPU: 0 PID: 22012 Comm: syz-executor153 Not tainted 4.14.175-syzkaller #0 [ 484.857909] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 484.867259] Call Trace: [ 484.869836] dump_stack+0xf7/0x13b [ 484.873476] should_fail.cold.3+0x105/0x14b [ 484.877788] should_failslab+0xba/0xf0 [ 484.881667] kmem_cache_alloc_node_trace+0x279/0x780 [ 484.886775] __kmalloc_node_track_caller+0x3c/0x70 [ 484.891946] __kmalloc_reserve.isra.38+0x2c/0xc0 [ 484.896691] __alloc_skb+0xc1/0x500 [ 484.900317] ? skb_trim+0x160/0x160 [ 484.903947] ? if_nlmsg_size+0x2d9/0x6f0 [ 484.908001] rtmsg_ifinfo_build_skb+0x68/0x120 [ 484.912606] rtmsg_ifinfo_event.part.27+0x16/0xb0 [ 484.917462] ? netdev_adjacent_sysfs_add+0x94/0xb0 [ 484.922501] rtnetlink_event+0xc2/0x110 [ 484.926484] notifier_call_chain+0xd6/0x150 [ 484.930922] raw_notifier_call_chain+0x11/0x20 [ 484.935651] call_netdevice_notifiers_info+0x4b/0x60 [ 484.940754] __netdev_upper_dev_link+0x18e/0x1f0 [ 484.945613] ? netdev_upper_dev_unlink+0xe0/0xe0 [ 484.950359] netdev_master_upper_dev_link+0x14/0x20 [ 484.955370] batadv_hardif_enable_interface+0x1f4/0xa10 [ 484.960743] batadv_softif_slave_add+0x7f/0xd0 [ 484.965403] do_set_master+0x163/0x1f0 [ 484.969271] do_setlink+0x9dd/0x2c50 [ 484.972973] ? trace_hardirqs_on+0x10/0x10 [ 484.977201] ? find_held_lock+0x36/0x1d0 [ 484.981245] ? rtnl_register+0x20/0x20 [ 484.985137] ? find_held_lock+0x36/0x1d0 [ 484.989191] ? is_bpf_text_address+0x60/0xe0 [ 484.993595] ? lock_downgrade+0x7f0/0x7f0 [ 484.997947] ? __lock_acquire+0x6a4/0x4500 [ 485.002173] ? __lock_acquire+0x6a4/0x4500 [ 485.006437] ? __kernel_text_address+0xd/0x40 [ 485.010937] ? unwind_get_return_address+0x61/0xa0 [ 485.015871] ? __save_stack_trace+0x7e/0xd0 [ 485.020208] rtnl_newlink+0xe0c/0x1390 [ 485.024089] ? save_stack_trace+0x16/0x20 [ 485.028526] ? rtnl_link_unregister+0x270/0x270 [ 485.033199] ? avc_has_perm_noaudit+0x236/0x400 [ 485.037933] ? lock_downgrade+0x7f0/0x7f0 [ 485.042082] ? rtnetlink_rcv_msg+0x2c0/0x9e0 [ 485.046490] ? lock_acquire+0x173/0x400 [ 485.050486] ? rtnetlink_rcv_msg+0x2c0/0x9e0 [ 485.054895] ? rtnetlink_rcv_msg+0x2c0/0x9e0 [ 485.059318] rtnetlink_rcv_msg+0x34c/0x9e0 [ 485.063549] ? rtnl_bridge_getlink+0x760/0x760 [ 485.068141] ? find_held_lock+0x36/0x1d0 [ 485.072205] netlink_rcv_skb+0x133/0x370 [ 485.076461] ? rtnl_bridge_getlink+0x760/0x760 [ 485.081050] ? netlink_ack+0xa00/0xa00 [ 485.085137] ? netlink_deliver_tap+0x8e/0x920 [ 485.090173] rtnetlink_rcv+0x10/0x20 [ 485.094378] netlink_unicast+0x40b/0x600 [ 485.098450] ? netlink_attachskb+0x6d0/0x6d0 [ 485.103130] netlink_sendmsg+0x730/0xbd0 [ 485.107201] ? netlink_unicast+0x600/0x600 [ 485.111502] ? selinux_socket_sendmsg+0x31/0x40 [ 485.116171] ? security_socket_sendmsg+0x6a/0xa0 [ 485.120914] ? netlink_unicast+0x600/0x600 [ 485.125144] sock_sendmsg+0xb5/0xf0 [ 485.128887] ___sys_sendmsg+0x625/0x920 [ 485.132844] ? get_pid_task+0x6e/0x100 [ 485.136713] ? copy_msghdr_from_user+0x3f0/0x3f0 [ 485.141715] ? get_pid_task+0x8b/0x100 [ 485.145583] ? proc_fail_nth_write+0xd6/0x160 [ 485.150076] ? proc_cwd_link+0x1a0/0x1a0 [ 485.154125] ? trace_hardirqs_off+0x10/0x10 [ 485.158427] ? __vfs_write+0xdb/0x840 [ 485.162220] ? find_held_lock+0x36/0x1d0 [ 485.166270] ? __fdget+0xe/0x10 [ 485.169556] ? sockfd_lookup_light+0x1c/0x150 [ 485.174043] __sys_sendmsg+0xc1/0x140 [ 485.177823] ? SyS_shutdown+0x180/0x180 [ 485.181789] ? __sb_end_write+0xa4/0xd0 [ 485.185745] ? vfs_write+0x221/0x4f0 [ 485.189468] ? do_syscall_64+0x4c/0x5b0 [ 485.193443] ? __sys_sendmsg+0x140/0x140 [ 485.197515] SyS_sendmsg+0xd/0x20 [ 485.200966] do_syscall_64+0x1c7/0x5b0 [ 485.205105] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 485.209978] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 485.215172] RIP: 0033:0x4436d9 [ 485.218481] RSP: 002b:00007fff6ef9cff8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 485.226339] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004436d9 [ 485.233735] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 485.241300] RBP: 0000000000000000 R08: 0000000000000002 R09: 00000000bb1414ac [ 485.248671] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 485.255952] R13: 0000000000000006 R14: 0000000000000000 R15: 0000000000000000 [ 485.265075] batman_adv: batadv0: Adding interface: team0 [ 485.270611] batman_adv: batadv0: The MTU of interface team0 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. [ 485.295318] batman_adv: batadv0: Interface activated: team0 [ 485.305119] FAULT_INJECTION: forcing a failure. [ 485.305119] name failslab, interval 1, probability 0, space 0, times 0 [ 485.316451] CPU: 0 PID: 22013 Comm: syz-executor153 Not tainted 4.14.175-syzkaller #0 [ 485.324420] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 485.333842] Call Trace: [ 485.336427] dump_stack+0xf7/0x13b [ 485.339978] should_fail.cold.3+0x105/0x14b [ 485.344298] should_failslab+0xba/0xf0 [ 485.348259] kmem_cache_alloc+0x2cf/0x790 [ 485.352389] ? memcpy+0x45/0x50 [ 485.355824] ? kstrdup+0x42/0x60 [ 485.359226] __kernfs_new_node+0x63/0x470 [ 485.363407] ? lock_downgrade+0x7f0/0x7f0 [ 485.367636] kernfs_new_node+0x5e/0xe0 [ 485.371677] kernfs_create_link+0x25/0x130 [ 485.375920] sysfs_do_create_link_sd.isra.2+0x7d/0xf0 [ 485.381107] sysfs_create_link+0x43/0xb0 [ 485.385162] netdev_adjacent_sysfs_add+0x94/0xb0 [ 485.389972] ? napi_disable+0x80/0x80 [ 485.393830] __netdev_adjacent_dev_insert+0x46d/0x7b0 [ 485.399133] __netdev_upper_dev_link+0x174/0x1f0 [ 485.403903] ? netdev_upper_dev_unlink+0xe0/0xe0 [ 485.408655] netdev_master_upper_dev_link+0x14/0x20 [ 485.413657] batadv_hardif_enable_interface+0x1f4/0xa10 [ 485.419148] batadv_softif_slave_add+0x7f/0xd0 [ 485.423721] do_set_master+0x163/0x1f0 [ 485.427616] do_setlink+0x9dd/0x2c50 [ 485.431310] ? trace_hardirqs_on+0x10/0x10 [ 485.435520] ? find_held_lock+0x36/0x1d0 [ 485.439646] ? rtnl_register+0x20/0x20 [ 485.443526] ? find_held_lock+0x36/0x1d0 [ 485.447572] ? is_bpf_text_address+0x60/0xe0 [ 485.451985] ? lock_downgrade+0x7f0/0x7f0 [ 485.456140] ? __lock_acquire+0x6a4/0x4500 [ 485.460372] ? __lock_acquire+0x6a4/0x4500 [ 485.464601] ? __kernel_text_address+0xd/0x40 [ 485.469121] ? unwind_get_return_address+0x61/0xa0 [ 485.474039] ? __save_stack_trace+0x7e/0xd0 [ 485.478360] rtnl_newlink+0xe0c/0x1390 [ 485.482240] ? save_stack_trace+0x16/0x20 [ 485.486490] ? rtnl_link_unregister+0x270/0x270 [ 485.491181] ? avc_has_perm_noaudit+0x236/0x400 [ 485.495940] ? lock_downgrade+0x7f0/0x7f0 [ 485.500360] ? rtnetlink_rcv_msg+0x2c0/0x9e0 [ 485.504792] ? lock_acquire+0x173/0x400 [ 485.508839] ? rtnetlink_rcv_msg+0x2c0/0x9e0 [ 485.513255] ? rtnetlink_rcv_msg+0x2c0/0x9e0 [ 485.517796] rtnetlink_rcv_msg+0x34c/0x9e0 [ 485.522147] ? rtnl_bridge_getlink+0x760/0x760 [ 485.526984] ? find_held_lock+0x36/0x1d0 [ 485.531327] netlink_rcv_skb+0x133/0x370 [ 485.535400] ? rtnl_bridge_getlink+0x760/0x760 [ 485.540105] ? netlink_ack+0xa00/0xa00 [ 485.543991] ? netlink_deliver_tap+0x8e/0x920 [ 485.548517] rtnetlink_rcv+0x10/0x20 [ 485.552425] netlink_unicast+0x40b/0x600 [ 485.556496] ? netlink_attachskb+0x6d0/0x6d0 [ 485.561009] netlink_sendmsg+0x730/0xbd0 [ 485.565063] ? netlink_unicast+0x600/0x600 [ 485.569292] ? selinux_socket_sendmsg+0x31/0x40 [ 485.573966] ? security_socket_sendmsg+0x6a/0xa0 [ 485.578838] ? netlink_unicast+0x600/0x600 [ 485.583081] sock_sendmsg+0xb5/0xf0 [ 485.586777] ___sys_sendmsg+0x625/0x920 [ 485.590749] ? get_pid_task+0x6e/0x100 [ 485.594631] ? copy_msghdr_from_user+0x3f0/0x3f0 [ 485.599383] ? get_pid_task+0x8b/0x100 [ 485.603272] ? proc_fail_nth_write+0xd6/0x160 [ 485.607756] ? proc_cwd_link+0x1a0/0x1a0 [ 485.611805] ? trace_hardirqs_off+0x10/0x10 [ 485.616106] ? __vfs_write+0xdb/0x840 [ 485.619887] ? find_held_lock+0x36/0x1d0 [ 485.623934] ? __fdget+0xe/0x10 [ 485.627217] ? sockfd_lookup_light+0x1c/0x150 [ 485.631702] __sys_sendmsg+0xc1/0x140 [ 485.635918] ? SyS_shutdown+0x180/0x180 [ 485.639894] ? __sb_end_write+0xa4/0xd0 [ 485.643849] ? vfs_write+0x221/0x4f0 [ 485.647557] ? do_syscall_64+0x4c/0x5b0 [ 485.651528] ? __sys_sendmsg+0x140/0x140 [ 485.655576] SyS_sendmsg+0xd/0x20 [ 485.659017] do_syscall_64+0x1c7/0x5b0 [ 485.662891] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 485.667734] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 485.672918] RIP: 0033:0x4436d9 [ 485.676106] RSP: 002b:00007fff6ef9cff8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 485.684023] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004436d9 [ 485.691273] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 485.698634] RBP: 0000000000000000 R08: 0000000000000002 R09: 00000000bb1414ac [ 485.705896] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 485.713178] R13: 0000000000000006 R14: 0000000000000000 R15: 0000000000000000 [ 485.748781] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 485.759176] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 485.769808] FAULT_INJECTION: forcing a failure. [ 485.769808] name failslab, interval 1, probability 0, space 0, times 0 [ 485.781810] CPU: 1 PID: 22019 Comm: syz-executor153 Not tainted 4.14.175-syzkaller #0 [ 485.789836] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 485.799232] Call Trace: [ 485.801805] dump_stack+0xf7/0x13b [ 485.805334] should_fail.cold.3+0x105/0x14b [ 485.809655] should_failslab+0xba/0xf0 [ 485.813533] kmem_cache_alloc_node_trace+0x279/0x780 [ 485.818625] __kmalloc_node_track_caller+0x3c/0x70 [ 485.823535] __kmalloc_reserve.isra.38+0x2c/0xc0 [ 485.828283] __alloc_skb+0xc1/0x500 [ 485.831885] ? skb_trim+0x160/0x160 [ 485.835514] ? if_nlmsg_size+0x2d9/0x6f0 [ 485.839553] rtmsg_ifinfo_build_skb+0x68/0x120 [ 485.844114] rtmsg_ifinfo_event.part.27+0x16/0xb0 [ 485.848938] ? netdev_adjacent_sysfs_add+0x94/0xb0 [ 485.854241] rtnetlink_event+0xc2/0x110 [ 485.858213] notifier_call_chain+0xd6/0x150 [ 485.862743] raw_notifier_call_chain+0x11/0x20 [ 485.867387] call_netdevice_notifiers_info+0x4b/0x60 [ 485.872494] __netdev_upper_dev_link+0x18e/0x1f0 [ 485.877287] ? netdev_upper_dev_unlink+0xe0/0xe0 [ 485.882165] netdev_master_upper_dev_link+0x14/0x20 [ 485.887283] batadv_hardif_enable_interface+0x1f4/0xa10 [ 485.892721] batadv_softif_slave_add+0x7f/0xd0 [ 485.897299] do_set_master+0x163/0x1f0 [ 485.901180] do_setlink+0x9dd/0x2c50 [ 485.904900] ? trace_hardirqs_on+0x10/0x10 [ 485.909194] ? find_held_lock+0x36/0x1d0 [ 485.913250] ? rtnl_register+0x20/0x20 [ 485.917132] ? find_held_lock+0x36/0x1d0 [ 485.921191] ? is_bpf_text_address+0x60/0xe0 [ 485.926913] ? lock_downgrade+0x7f0/0x7f0 [ 485.931065] ? __lock_acquire+0x6a4/0x4500 [ 485.935307] ? __lock_acquire+0x6a4/0x4500 [ 485.939699] ? __kernel_text_address+0xd/0x40 [ 485.944307] ? unwind_get_return_address+0x61/0xa0 [ 485.949570] ? __save_stack_trace+0x7e/0xd0 [ 485.953980] rtnl_newlink+0xe0c/0x1390 [ 485.957881] ? save_stack_trace+0x16/0x20 [ 485.962215] ? rtnl_link_unregister+0x270/0x270 [ 485.967117] ? avc_has_perm_noaudit+0x236/0x400 [ 485.971977] ? lock_downgrade+0x7f0/0x7f0 [ 485.976576] ? rtnetlink_rcv_msg+0x2c0/0x9e0 [ 485.981088] ? lock_acquire+0x173/0x400 [ 485.985232] ? rtnetlink_rcv_msg+0x2c0/0x9e0 [ 485.989786] ? rtnetlink_rcv_msg+0x2c0/0x9e0 [ 485.994227] rtnetlink_rcv_msg+0x34c/0x9e0 [ 485.998464] ? rtnl_bridge_getlink+0x760/0x760 [ 486.003042] ? find_held_lock+0x36/0x1d0 [ 486.007110] netlink_rcv_skb+0x133/0x370 [ 486.011176] ? rtnl_bridge_getlink+0x760/0x760 [ 486.015754] ? netlink_ack+0xa00/0xa00 [ 486.019642] ? netlink_deliver_tap+0x8e/0x920 [ 486.024360] rtnetlink_rcv+0x10/0x20 [ 486.028085] netlink_unicast+0x40b/0x600 [ 486.032134] ? netlink_attachskb+0x6d0/0x6d0 [ 486.036986] netlink_sendmsg+0x730/0xbd0 [ 486.041045] ? netlink_unicast+0x600/0x600 [ 486.045266] ? selinux_socket_sendmsg+0x31/0x40 [ 486.049983] ? security_socket_sendmsg+0x6a/0xa0 [ 486.054739] ? netlink_unicast+0x600/0x600 [ 486.058971] sock_sendmsg+0xb5/0xf0 [ 486.062601] ___sys_sendmsg+0x625/0x920 [ 486.066693] ? get_pid_task+0x6e/0x100 [ 486.070751] ? copy_msghdr_from_user+0x3f0/0x3f0 [ 486.075515] ? get_pid_task+0x8b/0x100 [ 486.079390] ? proc_fail_nth_write+0xd6/0x160 [ 486.084149] ? proc_cwd_link+0x1a0/0x1a0 [ 486.088211] ? trace_hardirqs_off+0x10/0x10 [ 486.092641] ? __vfs_write+0xdb/0x840 [ 486.096438] ? find_held_lock+0x36/0x1d0 [ 486.100491] ? __fdget+0xe/0x10 [ 486.103904] ? sockfd_lookup_light+0x1c/0x150 [ 486.108409] __sys_sendmsg+0xc1/0x140 [ 486.112216] ? SyS_shutdown+0x180/0x180 [ 486.116204] ? __sb_end_write+0xa4/0xd0 [ 486.120248] ? vfs_write+0x221/0x4f0 [ 486.123958] ? do_syscall_64+0x4c/0x5b0 [ 486.128022] ? __sys_sendmsg+0x140/0x140 [ 486.132076] SyS_sendmsg+0xd/0x20 [ 486.135522] do_syscall_64+0x1c7/0x5b0 [ 486.139577] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 486.144422] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 486.149722] RIP: 0033:0x4436d9 [ 486.153053] RSP: 002b:00007fff6ef9cff8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 486.160995] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004436d9 [ 486.168265] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 486.175638] RBP: 0000000000000000 R08: 0000000000000002 R09: 00000000bb1414ac [ 486.184084] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 486.191353] R13: 0000000000000006 R14: 0000000000000000 R15: 0000000000000000 [ 486.200804] batman_adv: batadv0: Adding interface: veth0 [ 486.206271] batman_adv: batadv0: The MTU of interface veth0 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. [ 486.231834] batman_adv: batadv0: Interface activated: veth0 [ 486.242308] FAULT_INJECTION: forcing a failure. [ 486.242308] name failslab, interval 1, probability 0, space 0, times 0 [ 486.253673] CPU: 1 PID: 22020 Comm: syz-executor153 Not tainted 4.14.175-syzkaller #0 [ 486.261733] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 486.271075] Call Trace: [ 486.273667] dump_stack+0xf7/0x13b [ 486.277194] should_fail.cold.3+0x105/0x14b [ 486.281519] should_failslab+0xba/0xf0 [ 486.285391] kmem_cache_alloc_node+0x287/0x790 [ 486.290095] __alloc_skb+0x92/0x500 [ 486.293721] ? skb_trim+0x160/0x160 [ 486.297334] ? if_nlmsg_size+0x2d9/0x6f0 [ 486.301404] rtmsg_ifinfo_build_skb+0x68/0x120 [ 486.306003] rtmsg_ifinfo_event.part.27+0x16/0xb0 [ 486.310967] ? netdev_adjacent_sysfs_add+0x94/0xb0 [ 486.315997] rtnetlink_event+0xc2/0x110 [ 486.319982] notifier_call_chain+0xd6/0x150 [ 486.324305] raw_notifier_call_chain+0x11/0x20 [ 486.329017] call_netdevice_notifiers_info+0x4b/0x60 [ 486.334120] __netdev_upper_dev_link+0x18e/0x1f0 [ 486.338873] ? netdev_upper_dev_unlink+0xe0/0xe0 [ 486.343629] netdev_master_upper_dev_link+0x14/0x20 [ 486.348649] batadv_hardif_enable_interface+0x1f4/0xa10 [ 486.354020] batadv_softif_slave_add+0x7f/0xd0 [ 486.358588] do_set_master+0x163/0x1f0 [ 486.362459] do_setlink+0x9dd/0x2c50 [ 486.366250] ? trace_hardirqs_on+0x10/0x10 [ 486.370487] ? find_held_lock+0x36/0x1d0 [ 486.374529] ? rtnl_register+0x20/0x20 [ 486.378400] ? find_held_lock+0x36/0x1d0 [ 486.382444] ? is_bpf_text_address+0x60/0xe0 [ 486.387016] ? lock_downgrade+0x7f0/0x7f0 [ 486.391159] ? __lock_acquire+0x6a4/0x4500 [ 486.395390] ? __lock_acquire+0x6a4/0x4500 [ 486.399613] ? __kernel_text_address+0xd/0x40 [ 486.404107] ? unwind_get_return_address+0x61/0xa0 [ 486.409026] ? __save_stack_trace+0x7e/0xd0 [ 486.413350] rtnl_newlink+0xe0c/0x1390 [ 486.417228] ? save_stack_trace+0x16/0x20 [ 486.421373] ? rtnl_link_unregister+0x270/0x270 [ 486.426022] ? avc_has_perm_noaudit+0x236/0x400 [ 486.430821] ? lock_downgrade+0x7f0/0x7f0 [ 486.434984] ? rtnetlink_rcv_msg+0x2c0/0x9e0 [ 486.439384] ? lock_acquire+0x173/0x400 [ 486.443344] ? rtnetlink_rcv_msg+0x2c0/0x9e0 [ 486.447735] ? rtnetlink_rcv_msg+0x2c0/0x9e0 [ 486.452170] rtnetlink_rcv_msg+0x34c/0x9e0 [ 486.456607] ? rtnl_bridge_getlink+0x760/0x760 [ 486.461379] ? find_held_lock+0x36/0x1d0 [ 486.465429] netlink_rcv_skb+0x133/0x370 [ 486.469620] ? rtnl_bridge_getlink+0x760/0x760 [ 486.474427] ? netlink_ack+0xa00/0xa00 [ 486.478319] ? netlink_deliver_tap+0x8e/0x920 [ 486.482821] rtnetlink_rcv+0x10/0x20 [ 486.486522] netlink_unicast+0x40b/0x600 [ 486.490796] ? netlink_attachskb+0x6d0/0x6d0 [ 486.495588] netlink_sendmsg+0x730/0xbd0 [ 486.500682] ? netlink_unicast+0x600/0x600 [ 486.504915] ? selinux_socket_sendmsg+0x31/0x40 [ 486.509574] ? security_socket_sendmsg+0x6a/0xa0 [ 486.514328] ? netlink_unicast+0x600/0x600 [ 486.518567] sock_sendmsg+0xb5/0xf0 [ 486.522189] ___sys_sendmsg+0x625/0x920 [ 486.526157] ? get_pid_task+0x6e/0x100 [ 486.530304] ? copy_msghdr_from_user+0x3f0/0x3f0 [ 486.535066] ? get_pid_task+0x8b/0x100 [ 486.539027] ? proc_fail_nth_write+0xd6/0x160 [ 486.543507] ? proc_cwd_link+0x1a0/0x1a0 [ 486.547562] ? trace_hardirqs_off+0x10/0x10 [ 486.551873] ? __vfs_write+0xdb/0x840 [ 486.555677] ? find_held_lock+0x36/0x1d0 [ 486.559721] ? __fdget+0xe/0x10 [ 486.562988] ? sockfd_lookup_light+0x1c/0x150 [ 486.567485] __sys_sendmsg+0xc1/0x140 [ 486.571275] ? SyS_shutdown+0x180/0x180 [ 486.575239] ? __sb_end_write+0xa4/0xd0 [ 486.579255] ? vfs_write+0x221/0x4f0 [ 486.582977] ? do_syscall_64+0x4c/0x5b0 [ 486.587131] ? __sys_sendmsg+0x140/0x140 [ 486.591180] SyS_sendmsg+0xd/0x20 [ 486.594627] do_syscall_64+0x1c7/0x5b0 [ 486.598503] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 486.603337] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 486.608525] RIP: 0033:0x4436d9 [ 486.611693] RSP: 002b:00007fff6ef9cff8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 486.621726] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004436d9 [ 486.629096] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 486.636803] RBP: 0000000000000000 R08: 0000000000000002 R09: 00000000bb1414ac [ 486.644143] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 486.651398] R13: 0000000000000006 R14: 0000000000000000 R15: 0000000000000000 [ 486.660854] batman_adv: batadv0: Adding interface: veth1 [ 486.662430] ------------[ cut here ]------------ [ 486.666314] batman_adv: batadv0: The MTU of interface veth1 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. [ 486.666323] batman_adv: batadv0: Interface activated: veth1 [ 486.670755] FAULT_INJECTION: forcing a failure. [ 486.670755] name failslab, interval 1, probability 0, space 0, times 0 [ 486.671258] WARNING: CPU: 0 PID: 2475 at net/batman-adv/bat_iv_ogm.c:588 batadv_iv_send_outstanding_bat_ogm_packet+0x633/0x7c0 [ 486.695698] CPU: 1 PID: 22021 Comm: syz-executor153 Not tainted 4.14.175-syzkaller #0 [ 486.701231] Kernel panic - not syncing: panic_on_warn set ... [ 486.701231] [ 486.712391] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 486.712395] Call Trace: [ 486.751872] dump_stack+0xf7/0x13b [ 486.755848] should_fail.cold.3+0x105/0x14b [ 486.760422] should_failslab+0xba/0xf0 [ 486.764524] kmem_cache_alloc_node_trace+0x279/0x780 [ 486.770237] __kmalloc_node_track_caller+0x3c/0x70 [ 486.775257] __kmalloc_reserve.isra.38+0x2c/0xc0 [ 486.780029] __alloc_skb+0xc1/0x500 [ 486.783649] ? skb_trim+0x160/0x160 [ 486.787261] ? if_nlmsg_size+0x2d9/0x6f0 [ 486.791339] rtmsg_ifinfo_build_skb+0x68/0x120 [ 486.796806] rtmsg_ifinfo_event.part.27+0x16/0xb0 [ 486.801677] ? netdev_adjacent_sysfs_add+0x94/0xb0 [ 486.807330] rtnetlink_event+0xc2/0x110 [ 486.811383] notifier_call_chain+0xd6/0x150 [ 486.816348] raw_notifier_call_chain+0x11/0x20 [ 486.825463] call_netdevice_notifiers_info+0x4b/0x60 [ 486.830667] __netdev_upper_dev_link+0x18e/0x1f0 [ 486.835425] ? netdev_upper_dev_unlink+0xe0/0xe0 [ 486.840281] netdev_master_upper_dev_link+0x14/0x20 [ 486.845286] batadv_hardif_enable_interface+0x1f4/0xa10 [ 486.850636] batadv_softif_slave_add+0x7f/0xd0 [ 486.855214] do_set_master+0x163/0x1f0 [ 486.859169] do_setlink+0x9dd/0x2c50 [ 486.862875] ? trace_hardirqs_on+0x10/0x10 [ 486.867087] ? find_held_lock+0x36/0x1d0 [ 486.871129] ? rtnl_register+0x20/0x20 [ 486.874998] ? find_held_lock+0x36/0x1d0 [ 486.879042] ? is_bpf_text_address+0x60/0xe0 [ 486.883429] ? lock_downgrade+0x7f0/0x7f0 [ 486.887561] ? __lock_acquire+0x6a4/0x4500 [ 486.891785] ? __lock_acquire+0x6a4/0x4500 [ 486.896175] ? __kernel_text_address+0xd/0x40 [ 486.900648] ? unwind_get_return_address+0x61/0xa0 [ 486.905560] ? __save_stack_trace+0x7e/0xd0 [ 486.909864] rtnl_newlink+0xe0c/0x1390 [ 486.913730] ? save_stack_trace+0x16/0x20 [ 486.917879] ? rtnl_link_unregister+0x270/0x270 [ 486.922613] ? avc_has_perm_noaudit+0x236/0x400 [ 486.927281] ? lock_downgrade+0x7f0/0x7f0 [ 486.931428] ? rtnetlink_rcv_msg+0x2c0/0x9e0 [ 486.935845] ? lock_acquire+0x173/0x400 [ 486.939807] ? rtnetlink_rcv_msg+0x2c0/0x9e0 [ 486.944201] ? rtnetlink_rcv_msg+0x2c0/0x9e0 [ 486.948611] rtnetlink_rcv_msg+0x34c/0x9e0 [ 486.952828] ? rtnl_bridge_getlink+0x760/0x760 [ 486.957399] ? find_held_lock+0x36/0x1d0 [ 486.961448] netlink_rcv_skb+0x133/0x370 [ 486.965487] ? rtnl_bridge_getlink+0x760/0x760 [ 486.970045] ? netlink_ack+0xa00/0xa00 [ 486.973943] ? netlink_deliver_tap+0x8e/0x920 [ 486.978506] rtnetlink_rcv+0x10/0x20 [ 486.982197] netlink_unicast+0x40b/0x600 [ 486.986516] ? netlink_attachskb+0x6d0/0x6d0 [ 486.990905] netlink_sendmsg+0x730/0xbd0 [ 486.994946] ? netlink_unicast+0x600/0x600 [ 486.999248] ? selinux_socket_sendmsg+0x31/0x40 [ 487.003922] ? security_socket_sendmsg+0x6a/0xa0 [ 487.008783] ? netlink_unicast+0x600/0x600 [ 487.013018] sock_sendmsg+0xb5/0xf0 [ 487.016820] ___sys_sendmsg+0x625/0x920 [ 487.020783] ? get_pid_task+0x6e/0x100 [ 487.024652] ? copy_msghdr_from_user+0x3f0/0x3f0 [ 487.029388] ? get_pid_task+0x8b/0x100 [ 487.033264] ? proc_fail_nth_write+0xd6/0x160 [ 487.037742] ? proc_cwd_link+0x1a0/0x1a0 [ 487.041786] ? trace_hardirqs_off+0x10/0x10 [ 487.046088] ? __vfs_write+0xdb/0x840 [ 487.049905] ? find_held_lock+0x36/0x1d0 [ 487.054636] ? __fdget+0xe/0x10 [ 487.058180] ? sockfd_lookup_light+0x1c/0x150 [ 487.062911] __sys_sendmsg+0xc1/0x140 [ 487.066981] ? SyS_shutdown+0x180/0x180 [ 487.071189] ? __sb_end_write+0xa4/0xd0 [ 487.075261] ? vfs_write+0x221/0x4f0 [ 487.078998] ? do_syscall_64+0x4c/0x5b0 [ 487.083001] ? __sys_sendmsg+0x140/0x140 [ 487.088091] SyS_sendmsg+0xd/0x20 [ 487.091753] do_syscall_64+0x1c7/0x5b0 [ 487.095895] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 487.100821] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 487.106287] RIP: 0033:0x4436d9 [ 487.109458] RSP: 002b:00007fff6ef9cff8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 487.117279] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004436d9 [ 487.124799] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 487.132059] RBP: 0000000000000000 R08: 0000000000000002 R09: 00000000bb1414ac [ 487.139309] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 487.146831] R13: 0000000000000006 R14: 0000000000000000 R15: 0000000000000000 [ 487.154643] CPU: 0 PID: 2475 Comm: kworker/u4:4 Not tainted 4.14.175-syzkaller #0 [ 487.157095] batman_adv: batadv0: Adding interface: veth0_to_bridge [ 487.162275] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 487.162293] Workqueue: bat_events batadv_iv_send_outstanding_bat_ogm_packet [ 487.162297] Call Trace: [ 487.162309] dump_stack+0xf7/0x13b [ 487.162315] ? batadv_iv_send_outstanding_bat_ogm_packet+0x633/0x7c0 [ 487.162320] panic+0x1b0/0x358 [ 487.162325] ? add_taint.cold.5+0x11/0x11 [ 487.162336] ? batadv_iv_send_outstanding_bat_ogm_packet+0x633/0x7c0 [ 487.162340] __warn.cold.8+0x25/0x2c [ 487.162346] ? batadv_iv_send_outstanding_bat_ogm_packet+0x633/0x7c0 [ 487.162352] report_bug+0x1a4/0x1f3 [ 487.168826] batman_adv: batadv0: The MTU of interface veth0_to_bridge 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. [ 487.178134] do_error_trap+0x1bd/0x310 [ 487.178141] ? math_error+0x300/0x300 [ 487.178148] ? find_held_lock+0x36/0x1d0 [ 487.178158] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 487.178165] do_invalid_op+0x1b/0x20 [ 487.178172] invalid_op+0x1b/0x40 [ 487.178181] RIP: 0010:batadv_iv_send_outstanding_bat_ogm_packet+0x633/0x7c0 [ 487.178183] RSP: 0018:ffff8880a0e77ce0 EFLAGS: 00010286 [ 487.178189] RAX: ffff88808cad8480 RBX: ffff8880a06c8588 RCX: 1ffff11014b27c9e [ 487.178191] RDX: 0000000000000000 RSI: ffffffff87f84ea0 RDI: ffff8880a593e4f0 [ 487.178194] RBP: ffff8880a0e77d60 R08: ffff8880a0e66bc8 R09: 0000000000000480 [ 487.178196] R10: 0000000000000028 R11: ffff8880a0e66300 R12: ffff88808d7d8300 [ 487.178199] R13: ffff8880a06c8540 R14: ffff8880a593e480 R15: ffff8880a06c8628 [ 487.178218] process_one_work+0x79e/0x16c0 [ 487.178228] ? pwq_dec_nr_in_flight+0x2b0/0x2b0 [ 487.178237] worker_thread+0xcc/0xee0 [ 487.178249] kthread+0x338/0x400 [ 487.185665] batman_adv: batadv0: Interface activated: veth0_to_bridge [ 487.188113] ? process_one_work+0x16c0/0x16c0 [ 487.188117] ? kthread_create_on_node+0xa0/0xa0 [ 487.188125] ret_from_fork+0x24/0x30 [ 487.193125] Kernel Offset: disabled [ 487.365697] Rebooting in 86400 seconds..