[ 84.236806] RSP: 002b:00007fd8d951cc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 84.244538] RAX: ffffffffffffffda RBX: 00007fd8d951cc90 RCX: 0000000000459ef9 [ 84.251812] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 84.259098] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 84.266480] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd8d951d6d4 [ 84.273749] R13: 00000000004c81fc R14: 00000000004de220 R15: 0000000000000006 [ 84.283143] batman_adv: batadv0: Adding interface: hsr_slave_1 [ 84.289285] batman_adv: batadv0: The MTU of interface hsr_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. [ 84.314583] batman_adv: batadv0: Interface activated: hsr_slave_1 [ 326.187537] random: crng init done [ 466.660359] batman_adv: batadv0: Interface deactivated: ip6gretap0 [ 466.671274] batman_adv: batadv0: Removing interface: ip6gretap0 [ 466.980773] batman_adv: batadv0: Interface deactivated: gretap0 [ 466.989406] batman_adv: batadv0: Removing interface: gretap0 [ 467.180248] batman_adv: batadv0: Interface deactivated: team0 [ 467.186209] batman_adv: batadv0: Removing interface: team0 [ 467.193480] batman_adv: batadv0: Interface deactivated: veth1 [ 467.199513] batman_adv: batadv0: Removing interface: veth1 [ 467.206493] batman_adv: batadv0: Interface deactivated: bridge_slave_0 [ 467.213369] batman_adv: batadv0: Removing interface: bridge_slave_0 [ 467.221468] batman_adv: batadv0: Interface deactivated: bridge_slave_1 [ 467.228188] batman_adv: batadv0: Removing interface: bridge_slave_1 [ 467.235727] batman_adv: batadv0: Removing interface: bond_slave_0 [ 467.243161] batman_adv: batadv0: Removing interface: bond_slave_1 [ 467.250475] batman_adv: batadv0: Removing interface: team_slave_0 [ 467.257686] batman_adv: batadv0: Removing interface: team_slave_1 [ 467.265011] batman_adv: batadv0: Interface deactivated: hsr_slave_0 [ 467.271503] batman_adv: batadv0: Removing interface: hsr_slave_0 [ 467.278615] batman_adv: batadv0: Interface deactivated: hsr_slave_1 [ 467.285323] batman_adv: batadv0: Removing interface: hsr_slave_1 [ 467.381895] device hsr_slave_1 left promiscuous mode [ 467.433848] device hsr_slave_0 left promiscuous mode [ 467.498905] bond0 (unregistering): Released all slaves [ 470.110912] batman_adv: batadv0: Interface deactivated: ip6gretap0 [ 470.120446] batman_adv: batadv0: Removing interface: ip6gretap0 [ 470.200778] batman_adv: batadv0: Interface deactivated: ip6gretap0 [ 470.210350] batman_adv: batadv0: Removing interface: ip6gretap0 Warning: Permanently added '10.128.10.55' (ECDSA) to the list of known hosts. [ 471.500841] batman_adv: batadv0: Interface deactivated: gretap0 [ 471.508417] batman_adv: batadv0: Removing interface: gretap0 [ 471.560485] batman_adv: batadv0: Interface deactivated: gretap0 [ 471.568054] batman_adv: batadv0: Removing interface: gretap0 [ 471.640825] batman_adv: batadv0: Interface deactivated: gretap0 [ 471.648326] batman_adv: batadv0: Removing interface: gretap0 [ 472.320332] batman_adv: batadv0: Interface deactivated: team0 [ 472.326352] batman_adv: batadv0: Removing interface: team0 [ 472.333431] batman_adv: batadv0: Interface deactivated: veth1 [ 472.339415] batman_adv: batadv0: Removing interface: veth1 [ 472.346141] batman_adv: batadv0: Interface deactivated: bridge_slave_0 [ 472.353068] batman_adv: batadv0: Removing interface: bridge_slave_0 [ 472.360651] batman_adv: batadv0: Interface deactivated: bridge_slave_1 [ 472.367348] batman_adv: batadv0: Removing interface: bridge_slave_1 [ 472.375829] batman_adv: batadv0: Removing interface: bond_slave_0 [ 472.383253] batman_adv: batadv0: Removing interface: bond_slave_1 [ 472.390739] batman_adv: batadv0: Removing interface: team_slave_0 [ 472.397853] batman_adv: batadv0: Removing interface: team_slave_1 [ 472.405347] batman_adv: batadv0: Interface deactivated: hsr_slave_0 [ 472.411842] batman_adv: batadv0: Removing interface: hsr_slave_0 [ 472.418976] batman_adv: batadv0: Interface deactivated: hsr_slave_1 [ 472.425506] batman_adv: batadv0: Removing interface: hsr_slave_1 [ 472.433072] batman_adv: batadv0: Interface deactivated: veth1 [ 472.439041] batman_adv: batadv0: Removing interface: veth1 [ 472.446695] batman_adv: batadv0: Interface deactivated: bridge_slave_0 [ 472.453639] batman_adv: batadv0: Removing interface: bridge_slave_0 [ 472.461985] batman_adv: batadv0: Interface deactivated: bridge_slave_1 [ 472.468694] batman_adv: batadv0: Removing interface: bridge_slave_1 [ 472.476323] batman_adv: batadv0: Removing interface: bond_slave_0 [ 472.484401] batman_adv: batadv0: Removing interface: bond_slave_1 [ 472.491800] batman_adv: batadv0: Removing interface: team_slave_0 [ 472.498887] batman_adv: batadv0: Removing interface: team_slave_1 [ 472.506529] batman_adv: batadv0: Interface deactivated: hsr_slave_1 [ 472.513133] batman_adv: batadv0: Removing interface: hsr_slave_1 [ 472.520987] batman_adv: batadv0: Interface deactivated: veth1 [ 472.527124] batman_adv: batadv0: Removing interface: veth1 [ 472.534160] batman_adv: batadv0: Interface deactivated: bridge_slave_0 [ 472.540922] batman_adv: batadv0: Removing interface: bridge_slave_0 [ 472.548278] batman_adv: batadv0: Interface deactivated: bridge_slave_1 [ 472.555145] batman_adv: batadv0: Removing interface: bridge_slave_1 [ 472.562955] batman_adv: batadv0: Interface deactivated: veth0_to_team [ 472.569574] batman_adv: batadv0: Removing interface: veth0_to_team [ 472.577099] batman_adv: batadv0: Interface deactivated: veth1_to_team [ 472.583894] batman_adv: batadv0: Removing interface: veth1_to_team [ 472.592191] batman_adv: batadv0: Interface deactivated: veth0_to_hsr [ 472.598722] batman_adv: batadv0: Removing interface: veth0_to_hsr [ 472.606115] batman_adv: batadv0: Interface deactivated: veth1_to_hsr [ 472.612697] batman_adv: batadv0: Removing interface: veth1_to_hsr [ 472.620460] batman_adv: batadv0: Interface deactivated: team0 [ 472.626382] batman_adv: batadv0: Removing interface: team0 [ 472.633606] batman_adv: batadv0: Interface deactivated: bridge_slave_0 [ 472.640641] batman_adv: batadv0: Removing interface: bridge_slave_0 [ 472.648037] batman_adv: batadv0: Interface deactivated: bridge_slave_1 [ 472.654815] batman_adv: batadv0: Removing interface: bridge_slave_1 [ 472.662283] batman_adv: batadv0: Removing interface: bond_slave_0 [ 472.669440] batman_adv: batadv0: Removing interface: bond_slave_1 [ 472.676752] batman_adv: batadv0: Removing interface: team_slave_0 [ 472.683908] batman_adv: batadv0: Removing interface: team_slave_1 [ 472.691969] batman_adv: batadv0: Interface deactivated: hsr_slave_0 [ 472.698424] batman_adv: batadv0: Removing interface: hsr_slave_0 [ 472.705745] batman_adv: batadv0: Interface deactivated: hsr_slave_1 [ 472.712303] batman_adv: batadv0: Removing interface: hsr_slave_1 [ 472.719766] batman_adv: batadv0: Interface deactivated: team0 [ 472.725798] batman_adv: batadv0: Removing interface: team0 [ 472.732580] batman_adv: batadv0: Interface deactivated: bridge_slave_0 [ 472.739381] batman_adv: batadv0: Removing interface: bridge_slave_0 [ 472.747810] batman_adv: batadv0: Interface deactivated: bridge_slave_1 [ 472.754785] batman_adv: batadv0: Removing interface: bridge_slave_1 [ 472.762903] batman_adv: batadv0: Removing interface: bond_slave_0 [ 472.770090] batman_adv: batadv0: Removing interface: bond_slave_1 [ 472.777250] batman_adv: batadv0: Removing interface: team_slave_0 [ 472.784564] batman_adv: batadv0: Removing interface: team_slave_1 [ 472.912101] device hsr_slave_1 left promiscuous mode [ 472.963459] device hsr_slave_0 left promiscuous mode [ 473.028127] bond0 (unregistering): Released all slaves [ 473.131508] device hsr_slave_1 left promiscuous mode [ 473.172411] device hsr_slave_0 left promiscuous mode [ 473.246062] bond0 (unregistering): Released all slaves [ 473.331777] device hsr_slave_1 left promiscuous mode [ 473.383355] device hsr_slave_0 left promiscuous mode [ 473.424303] team0 (unregistering): Port device team_slave_1 removed [ 473.433442] team0 (unregistering): Port device team_slave_0 removed [ 473.443381] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 473.492718] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 473.548214] bond0 (unregistering): Released all slaves [ 473.631515] device hsr_slave_1 left promiscuous mode [ 473.672289] device hsr_slave_0 left promiscuous mode [ 473.746627] bond0 (unregistering): Released all slaves [ 473.862399] device hsr_slave_1 left promiscuous mode [ 473.903384] device hsr_slave_0 left promiscuous mode [ 473.967468] bond0 (unregistering): Released all slaves [ 478.420878] IPVS: ftp: loaded support on port[0] = 21 [ 479.283508] chnl_net:caif_netlink_parms(): no params data found [ 479.292061] IPVS: ftp: loaded support on port[0] = 21 [ 479.319642] bridge0: port 1(bridge_slave_0) entered blocking state [ 479.326442] bridge0: port 1(bridge_slave_0) entered disabled state [ 479.333303] device bridge_slave_0 entered promiscuous mode [ 479.340352] bridge0: port 2(bridge_slave_1) entered blocking state [ 479.346916] bridge0: port 2(bridge_slave_1) entered disabled state [ 479.354633] device bridge_slave_1 entered promiscuous mode [ 479.368174] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 479.379113] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 479.401933] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 479.408979] team0: Port device team_slave_0 added [ 479.415984] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 479.423256] team0: Port device team_slave_1 added [ 479.431294] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 479.441926] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 479.453966] IPVS: ftp: loaded support on port[0] = 21 [ 479.512160] device hsr_slave_0 entered promiscuous mode [ 479.560408] device hsr_slave_1 entered promiscuous mode [ 479.622956] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 479.630453] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 479.671517] bridge0: port 2(bridge_slave_1) entered blocking state [ 479.677907] bridge0: port 2(bridge_slave_1) entered forwarding state [ 479.684570] bridge0: port 1(bridge_slave_0) entered blocking state [ 479.690949] bridge0: port 1(bridge_slave_0) entered forwarding state [ 479.731777] chnl_net:caif_netlink_parms(): no params data found [ 479.782674] IPVS: ftp: loaded support on port[0] = 21 [ 479.813320] bridge0: port 1(bridge_slave_0) entered blocking state [ 479.820337] bridge0: port 1(bridge_slave_0) entered disabled state [ 479.827491] device bridge_slave_0 entered promiscuous mode [ 479.854611] bridge0: port 2(bridge_slave_1) entered blocking state [ 479.861317] bridge0: port 2(bridge_slave_1) entered disabled state [ 479.868189] device bridge_slave_1 entered promiscuous mode [ 479.885082] chnl_net:caif_netlink_parms(): no params data found [ 479.902508] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 479.914673] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 479.952574] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 479.958665] 8021q: adding VLAN 0 to HW filter on device bond0 [ 479.965668] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 479.973168] team0: Port device team_slave_0 added [ 479.973979] IPVS: ftp: loaded support on port[0] = 21 [ 479.978649] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 479.990683] team0: Port device team_slave_1 added [ 480.004304] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 480.022456] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 480.032666] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 480.039859] bridge0: port 1(bridge_slave_0) entered blocking state [ 480.046531] bridge0: port 1(bridge_slave_0) entered disabled state [ 480.053869] device bridge_slave_0 entered promiscuous mode [ 480.060754] bridge0: port 2(bridge_slave_1) entered blocking state [ 480.067104] bridge0: port 2(bridge_slave_1) entered disabled state [ 480.074330] device bridge_slave_1 entered promiscuous mode [ 480.162107] device hsr_slave_0 entered promiscuous mode [ 480.200366] device hsr_slave_1 entered promiscuous mode [ 480.260638] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 480.268238] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 480.276165] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 480.283292] bridge0: port 1(bridge_slave_0) entered disabled state [ 480.300485] bridge0: port 2(bridge_slave_1) entered disabled state [ 480.307332] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 480.321460] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 480.327644] 8021q: adding VLAN 0 to HW filter on device team0 [ 480.334675] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 480.343530] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 480.388928] chnl_net:caif_netlink_parms(): no params data found [ 480.403175] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 480.428101] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 480.435584] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 480.443801] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 480.451479] bridge0: port 1(bridge_slave_0) entered blocking state [ 480.457922] bridge0: port 1(bridge_slave_0) entered forwarding state [ 480.465538] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 480.472668] team0: Port device team_slave_0 added [ 480.479811] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 480.487082] team0: Port device team_slave_1 added [ 480.493381] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 480.517363] bridge0: port 1(bridge_slave_0) entered blocking state [ 480.524097] bridge0: port 1(bridge_slave_0) entered disabled state [ 480.531294] device bridge_slave_0 entered promiscuous mode [ 480.537938] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 480.551736] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 480.561574] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 480.569295] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 480.576995] bridge0: port 2(bridge_slave_1) entered blocking state [ 480.583370] bridge0: port 2(bridge_slave_1) entered forwarding state [ 480.592374] bridge0: port 2(bridge_slave_1) entered blocking state [ 480.598742] bridge0: port 2(bridge_slave_1) entered disabled state [ 480.605768] device bridge_slave_1 entered promiscuous mode [ 480.683270] device hsr_slave_0 entered promiscuous mode [ 480.720413] device hsr_slave_1 entered promiscuous mode [ 480.760754] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 480.778942] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 480.787706] IPVS: ftp: loaded support on port[0] = 21 [ 480.787886] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 480.805908] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 480.814076] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 480.823747] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 480.836352] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 480.844484] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 480.854459] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 480.862345] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 480.869859] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 480.896883] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 480.909259] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 480.915963] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 480.922962] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 480.930778] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 480.970707] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 480.979404] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 480.992710] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 480.999795] team0: Port device team_slave_0 added [ 481.025909] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 481.033983] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 481.041510] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 481.048878] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 481.056748] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 481.064115] team0: Port device team_slave_1 added [ 481.069638] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 481.077103] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 481.108568] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 481.114792] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 481.162180] device hsr_slave_0 entered promiscuous mode [ 481.210375] device hsr_slave_1 entered promiscuous mode [ 481.250777] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 481.258253] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 481.265352] chnl_net:caif_netlink_parms(): no params data found [ 481.297878] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 481.311722] 8021q: adding VLAN 0 to HW filter on device bond0 [ 481.335147] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 481.342764] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 481.360687] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 481.391760] 8021q: adding VLAN 0 to HW filter on device bond0 [ 481.433744] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 481.440296] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 481.447830] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 481.457710] bridge0: port 1(bridge_slave_0) entered blocking state [ 481.464400] bridge0: port 1(bridge_slave_0) entered disabled state [ 481.472010] device bridge_slave_0 entered promiscuous mode [ 481.493610] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 481.499711] 8021q: adding VLAN 0 to HW filter on device team0 [ 481.506122] FAULT_INJECTION: forcing a failure. [ 481.506122] name failslab, interval 1, probability 0, space 0, times 0 [ 481.507608] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 481.517536] CPU: 1 PID: 28821 Comm: syz-executor515 Not tainted 4.14.164-syzkaller #0 [ 481.526544] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 481.531537] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 481.531605] Call Trace: [ 481.531708] dump_stack+0xf7/0x13b [ 481.541001] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 481.547055] should_fail.cold.3+0x105/0x14b [ 481.549649] 8021q: adding VLAN 0 to HW filter on device team0 [ 481.553173] should_failslab+0xba/0xf0 [ 481.553181] kmem_cache_alloc+0x47/0x790 [ 481.553187] ? futex_wait_setup+0x2c0/0x2c0 [ 481.553196] ebitmap_cpy+0xb6/0x240 [ 481.553199] ? hashtab_search+0x49/0x210 [ 481.553206] mls_compute_sid+0x215/0x1080 [ 481.553212] ? mls_convert_context+0x670/0x670 [ 481.553217] ? flex_array_get_ptr+0xd/0x50 [ 481.553222] ? avtab_search_node+0x1c0/0x4c0 [ 481.553231] security_compute_sid.part.13+0x5a6/0xea0 [ 481.553241] ? compute_sid_handle_invalid_context+0x270/0x270 [ 481.563381] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 481.563608] ? find_held_lock+0x36/0x1d0 [ 481.572485] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 481.573370] ? futex_exit_release+0x60/0x60 [ 481.579688] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 481.581757] security_transition_sid+0x8c/0x110 [ 481.581767] selinux_socket_create+0x2d0/0x580 [ 481.581773] ? __fget_light+0x166/0x200 [ 481.581778] ? selinux_ib_free_security+0x10/0x10 [ 481.581781] ? __fdget+0xe/0x10 [ 481.581859] ? sockfd_lookup_light+0x1c/0x150 [ 481.581869] security_socket_create+0x76/0xb0 [ 481.588771] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 481.589572] __sock_create+0x62/0x540 [ 481.595920] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 481.598455] SyS_socket+0xc6/0x1a0 [ 481.605156] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 481.608212] ? move_addr_to_kernel+0x20/0x20 [ 481.615860] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 481.619297] ? do_syscall_64+0x4c/0x5b0 [ 481.619306] ? trace_hardirqs_on_caller+0x40c/0x580 [ 481.619313] ? move_addr_to_kernel+0x20/0x20 [ 481.619321] do_syscall_64+0x1c7/0x5b0 [ 481.629396] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 481.630315] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 481.630385] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 481.630392] RIP: 0033:0x448e09 [ 481.638899] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 481.641622] RSP: 002b:00007fc4468a1cb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 481.641629] RAX: ffffffffffffffda RBX: 00000000006dfc68 RCX: 0000000000448e09 [ 481.641632] RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000010 [ 481.641635] RBP: 00000000006dfc60 R08: 0000000000000000 R09: 0000000000003131 [ 481.641637] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc6c [ 481.641640] R13: 00007ffd1d75b63f R14: 00007fc4468a29c0 R15: 0000000000000000 [ 481.809949] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 481.820545] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 481.826887] bridge0: port 2(bridge_slave_1) entered blocking state [ 481.833363] bridge0: port 2(bridge_slave_1) entered disabled state [ 481.840410] device bridge_slave_1 entered promiscuous mode [ 481.856351] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 481.863453] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 481.871091] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 481.878732] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 481.886455] bridge0: port 1(bridge_slave_0) entered blocking state [ 481.892845] bridge0: port 1(bridge_slave_0) entered forwarding state [ 481.899993] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 481.908087] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 481.915799] bridge0: port 2(bridge_slave_1) entered blocking state [ 481.922224] bridge0: port 2(bridge_slave_1) entered forwarding state [ 481.929146] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 481.936845] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 481.944446] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 481.952149] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 481.959689] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 481.967372] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 481.974839] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 481.982314] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 481.989687] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 481.997210] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 482.004778] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 482.011846] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 482.018776] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 482.033737] chnl_net:caif_netlink_parms(): no params data found [ 482.058428] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 482.066799] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 482.074731] FAULT_INJECTION: forcing a failure. [ 482.074731] name failslab, interval 1, probability 0, space 0, times 0 [ 482.086172] CPU: 0 PID: 28827 Comm: syz-executor515 Not tainted 4.14.164-syzkaller #0 [ 482.094142] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 482.095924] 8021q: adding VLAN 0 to HW filter on device bond0 [ 482.103506] Call Trace: [ 482.103522] dump_stack+0xf7/0x13b [ 482.103534] should_fail.cold.3+0x105/0x14b [ 482.103543] should_failslab+0xba/0xf0 [ 482.103550] kmem_cache_alloc+0x47/0x790 [ 482.103557] ? futex_wait_setup+0x2c0/0x2c0 [ 482.103566] ebitmap_cpy+0xb6/0x240 [ 482.103570] ? hashtab_search+0x49/0x210 [ 482.103576] mls_compute_sid+0x215/0x1080 [ 482.103582] ? mls_convert_context+0x670/0x670 [ 482.103588] ? flex_array_get_ptr+0xd/0x50 [ 482.103591] ? avtab_search_node+0x1c0/0x4c0 [ 482.103601] security_compute_sid.part.13+0x5a6/0xea0 [ 482.103609] ? compute_sid_handle_invalid_context+0x270/0x270 [ 482.116074] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 482.119924] ? find_held_lock+0x36/0x1d0 [ 482.119937] ? futex_exit_release+0x60/0x60 [ 482.119953] security_transition_sid+0x8c/0x110 [ 482.126330] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 482.127899] selinux_socket_create+0x2d0/0x580 [ 482.127905] ? __fget_light+0x166/0x200 [ 482.127911] ? selinux_ib_free_security+0x10/0x10 [ 482.138690] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 482.139904] ? __fdget+0xe/0x10 [ 482.139913] ? sockfd_lookup_light+0x1c/0x150 [ 482.139926] security_socket_create+0x76/0xb0 [ 482.146392] 8021q: adding VLAN 0 to HW filter on device team0 [ 482.148670] __sock_create+0x62/0x540 [ 482.148680] SyS_socket+0xc6/0x1a0 [ 482.148685] ? move_addr_to_kernel+0x20/0x20 [ 482.148693] ? do_syscall_64+0x4c/0x5b0 [ 482.162685] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 482.168392] ? trace_hardirqs_on_caller+0x40c/0x580 [ 482.168400] ? move_addr_to_kernel+0x20/0x20 [ 482.168407] do_syscall_64+0x1c7/0x5b0 [ 482.168414] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 482.181190] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 482.182905] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 482.182911] RIP: 0033:0x448e09 [ 482.182914] RSP: 002b:00007fc4468a1cb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 482.182921] RAX: ffffffffffffffda RBX: 00000000006dfc68 RCX: 0000000000448e09 [ 482.194375] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 482.198215] RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000010 [ 482.198218] RBP: 00000000006dfc60 R08: 0000000000000000 R09: 0000000000003131 [ 482.198221] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc6c [ 482.198223] R13: 00007ffd1d75b63f R14: 00007fc4468a29c0 R15: 0000000000000000 [ 482.344287] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 482.356837] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 482.363837] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 482.374065] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 482.381830] bridge0: port 1(bridge_slave_0) entered blocking state [ 482.388296] bridge0: port 1(bridge_slave_0) entered forwarding state [ 482.395238] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 482.402996] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 482.410141] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 482.417832] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 482.425564] bridge0: port 1(bridge_slave_0) entered blocking state [ 482.431944] bridge0: port 1(bridge_slave_0) entered forwarding state [ 482.438894] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 482.446821] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 482.454431] bridge0: port 2(bridge_slave_1) entered blocking state [ 482.460804] bridge0: port 2(bridge_slave_1) entered forwarding state [ 482.467607] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 482.475549] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 482.482728] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 482.509911] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 482.520809] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 482.528589] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 482.537215] FAULT_INJECTION: forcing a failure. [ 482.537215] name failslab, interval 1, probability 0, space 0, times 0 [ 482.548795] CPU: 1 PID: 28834 Comm: syz-executor515 Not tainted 4.14.164-syzkaller #0 [ 482.556912] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 482.566266] Call Trace: [ 482.568844] dump_stack+0xf7/0x13b [ 482.572515] should_fail.cold.3+0x105/0x14b [ 482.576885] should_failslab+0xba/0xf0 [ 482.580766] kmem_cache_alloc_node+0x287/0x790 [ 482.585374] __alloc_skb+0x92/0x500 [ 482.589033] ? skb_trim+0x160/0x160 [ 482.592723] ? if_nlmsg_size+0x2d9/0x6f0 [ 482.596768] rtmsg_ifinfo_build_skb+0x68/0x120 [ 482.601335] rtmsg_ifinfo_event.part.27+0x16/0xb0 [ 482.606164] ? netdev_adjacent_sysfs_add+0x94/0xb0 [ 482.611078] rtnetlink_event+0xc2/0x110 [ 482.615048] notifier_call_chain+0xd6/0x150 [ 482.619388] raw_notifier_call_chain+0x11/0x20 [ 482.623956] call_netdevice_notifiers_info+0x4b/0x60 [ 482.629062] __netdev_upper_dev_link+0x18e/0x1f0 [ 482.633815] ? netdev_upper_dev_unlink+0xe0/0xe0 [ 482.638571] netdev_master_upper_dev_link+0x14/0x20 [ 482.643632] batadv_hardif_enable_interface+0x1af/0x990 [ 482.648997] batadv_softif_slave_add+0x82/0xe0 [ 482.653584] do_set_master+0x163/0x1f0 [ 482.657457] do_setlink+0x9dd/0x2c50 [ 482.661157] ? __lock_acquire+0x6a4/0x4500 [ 482.665379] ? trace_hardirqs_off+0x10/0x10 [ 482.669698] ? rtnl_register+0x20/0x20 [ 482.673686] ? trace_hardirqs_on+0x10/0x10 [ 482.677918] ? __lock_acquire+0x6a4/0x4500 [ 482.682138] ? trace_hardirqs_off+0x10/0x10 [ 482.686574] ? trace_hardirqs_off+0x10/0x10 [ 482.690953] ? trace_hardirqs_off+0x10/0x10 [ 482.695281] rtnl_newlink+0xe0c/0x1390 [ 482.699164] ? rtnl_link_unregister+0x270/0x270 [ 482.703838] ? finish_task_switch+0x178/0x650 [ 482.708314] ? finish_task_switch+0x14d/0x650 [ 482.712797] ? find_held_lock+0x36/0x1d0 [ 482.716899] ? __mutex_lock+0x8b7/0x14c0 [ 482.721095] ? lock_downgrade+0x7f0/0x7f0 [ 482.725246] ? do_raw_spin_unlock+0x16a/0x250 [ 482.729842] rtnetlink_rcv_msg+0x34f/0x9d0 [ 482.734080] ? rtnl_bridge_getlink+0x760/0x760 [ 482.738653] ? find_held_lock+0x36/0x1d0 [ 482.742769] netlink_rcv_skb+0x133/0x370 [ 482.746831] ? rtnl_bridge_getlink+0x760/0x760 [ 482.751397] ? netlink_ack+0xa00/0xa00 [ 482.755291] ? netlink_deliver_tap+0x8e/0x920 [ 482.759781] rtnetlink_rcv+0x10/0x20 [ 482.763792] netlink_unicast+0x40d/0x5f0 [ 482.767840] ? netlink_attachskb+0x6e0/0x6e0 [ 482.772249] netlink_sendmsg+0x730/0xbd0 [ 482.776295] ? netlink_unicast+0x5f0/0x5f0 [ 482.780527] ? selinux_socket_sendmsg+0x31/0x40 [ 482.785182] ? security_socket_sendmsg+0x6a/0xa0 [ 482.789930] ? netlink_unicast+0x5f0/0x5f0 [ 482.794153] sock_sendmsg+0xb5/0xf0 [ 482.797775] ___sys_sendmsg+0x625/0x920 [ 482.801735] ? trace_hardirqs_off+0x10/0x10 [ 482.806052] ? copy_msghdr_from_user+0x3f0/0x3f0 [ 482.810794] ? find_held_lock+0x36/0x1d0 [ 482.814843] ? lock_downgrade+0x7f0/0x7f0 [ 482.818999] ? __fget+0x1ca/0x2f0 [ 482.822463] ? __fget_light+0x166/0x200 [ 482.826498] ? __fdget+0xe/0x10 [ 482.829783] ? sockfd_lookup_light+0x1c/0x150 [ 482.834276] __sys_sendmsg+0xc1/0x140 [ 482.838059] ? SyS_shutdown+0x180/0x180 [ 482.842019] ? __sb_end_write+0xa4/0xd0 [ 482.846012] ? mutex_unlock+0xd/0x10 [ 482.849883] ? do_syscall_64+0x4c/0x5b0 [ 482.853957] ? __sys_sendmsg+0x140/0x140 [ 482.858077] SyS_sendmsg+0xd/0x20 [ 482.861516] do_syscall_64+0x1c7/0x5b0 [ 482.865514] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 482.870349] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 482.875525] RIP: 0033:0x448e09 [ 482.878698] RSP: 002b:00007fc4468a1cb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 482.886400] RAX: ffffffffffffffda RBX: 00007fc4468a1cc0 RCX: 0000000000448e09 [ 482.893656] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 482.901024] RBP: 0000000000000006 R08: 0000000000000002 R09: 0000000000003131 [ 482.908300] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc6c [ 482.915555] R13: 00007ffd1d75b63f R14: 00007fc4468a29c0 R15: 0000000000000000 [ 482.925970] batman_adv: batadv0: Adding interface: ip6gretap0 [ 482.933313] 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. [ 482.958352] batman_adv: batadv0: Interface activated: ip6gretap0 [ 482.973423] bridge0: port 1(bridge_slave_0) entered blocking state [ 482.980642] bridge0: port 1(bridge_slave_0) entered disabled state [ 482.987477] device bridge_slave_0 entered promiscuous mode [ 482.994926] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 483.004566] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 483.012474] bridge0: port 2(bridge_slave_1) entered blocking state [ 483.018817] bridge0: port 2(bridge_slave_1) entered forwarding state [ 483.025802] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 483.045176] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 483.052892] team0: Port device team_slave_0 added [ 483.064802] bridge0: port 2(bridge_slave_1) entered blocking state [ 483.071274] FAULT_INJECTION: forcing a failure. [ 483.071274] name fail_futex, interval 1, probability 0, space 0, times 1 [ 483.073042] bridge0: port 2(bridge_slave_1) entered disabled state [ 483.089503] CPU: 0 PID: 28834 Comm: syz-executor515 Not tainted 4.14.164-syzkaller #0 [ 483.097480] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 483.097484] Call Trace: [ 483.097498] dump_stack+0xf7/0x13b [ 483.097508] should_fail.cold.3+0x105/0x14b [ 483.097519] get_futex_key+0xaca/0xef0 [ 483.108373] device bridge_slave_1 entered promiscuous mode [ 483.109460] ? futex_lock_pi_atomic+0x1f0/0x1f0 [ 483.109473] ? trace_hardirqs_off+0x10/0x10 [ 483.109481] futex_wake+0xc7/0x560 [ 483.117332] ? check_noncircular+0x20/0x20 [ 483.117341] ? get_futex_key+0xef0/0xef0 [ 483.117345] ? trace_hardirqs_off+0x10/0x10 [ 483.117349] ? trace_hardirqs_off+0x10/0x10 [ 483.117358] ? find_held_lock+0x36/0x1d0 [ 483.126866] do_futex+0x573/0x1760 [ 483.126880] ? __lock_acquire+0x6a4/0x4500 [ 483.126888] ? futex_exit_release+0x60/0x60 [ 483.126898] ? __lock_acquire+0x6a4/0x4500 [ 483.126904] ? trace_hardirqs_off+0x10/0x10 [ 483.136131] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 483.139411] ? trace_hardirqs_off+0x10/0x10 [ 483.145910] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 483.147714] ? trace_hardirqs_on+0x10/0x10 [ 483.158014] FAULT_INJECTION: forcing a failure. [ 483.158014] name failslab, interval 1, probability 0, space 0, times 0 [ 483.160473] ? trace_hardirqs_off+0x10/0x10 [ 483.160490] SyS_futex+0xf1/0x250 [ 483.160497] ? do_futex+0x1760/0x1760 [ 483.160502] ? lock_downgrade+0x7f0/0x7f0 [ 483.160515] mm_release+0x229/0x2a0 [ 483.160520] exit_mm_release+0x1d/0x30 [ 483.160526] do_exit+0x538/0x2c00 [ 483.160531] ? trace_hardirqs_off+0x10/0x10 [ 483.160539] ? mm_update_next_owner+0x630/0x630 [ 483.160545] ? find_held_lock+0x36/0x1d0 [ 483.160555] ? get_signal+0x2ad/0x1b30 [ 483.160561] ? lock_downgrade+0x7f0/0x7f0 [ 483.262100] do_group_exit+0xf4/0x2f0 [ 483.265891] get_signal+0x2fe/0x1b30 [ 483.269593] ? lock_downgrade+0x7f0/0x7f0 [ 483.273931] do_signal+0x7f/0x19a0 [ 483.277461] ? __fget_light+0x166/0x200 [ 483.281431] ? __fdget+0xe/0x10 [ 483.284705] ? setup_sigcontext+0x7d0/0x7d0 [ 483.289206] ? __sys_sendmsg+0x12b/0x140 [ 483.293259] ? SyS_shutdown+0x180/0x180 [ 483.297244] ? do_futex+0x1760/0x1760 [ 483.301052] ? SyS_futex+0xf1/0x250 [ 483.304697] ? do_futex+0x1760/0x1760 [ 483.308488] ? exit_to_usermode_loop+0x3a/0x1b0 [ 483.313153] exit_to_usermode_loop+0x114/0x1b0 [ 483.317733] do_syscall_64+0x416/0x5b0 [ 483.321635] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 483.327084] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 483.332264] RIP: 0033:0x448e09 [ 483.335440] RSP: 002b:00007fc4468a1cf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 483.343759] RAX: fffffffffffffe00 RBX: 00000000006dfc68 RCX: 0000000000448e09 [ 483.351042] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00000000006dfc68 [ 483.358317] RBP: 00000000006dfc60 R08: 0000000000000000 R09: 0000000000000000 [ 483.365578] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc6c [ 483.372840] R13: 00007ffd1d75b63f R14: 00007fc4468a29c0 R15: 0000000000000000 [ 483.380133] CPU: 1 PID: 28839 Comm: syz-executor515 Not tainted 4.14.164-syzkaller #0 [ 483.393518] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 483.394363] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 483.394367] Call Trace: [ 483.394382] dump_stack+0xf7/0x13b [ 483.394392] should_fail.cold.3+0x105/0x14b [ 483.402098] team0: Port device team_slave_1 added [ 483.410592] should_failslab+0xba/0xf0 [ 483.410602] kmem_cache_alloc+0x47/0x790 [ 483.410609] ? futex_wait_setup+0x2c0/0x2c0 [ 483.410619] ebitmap_cpy+0xb6/0x240 [ 483.410623] ? hashtab_search+0x49/0x210 [ 483.410630] mls_compute_sid+0x215/0x1080 [ 483.410636] ? mls_convert_context+0x670/0x670 [ 483.410641] ? flex_array_get_ptr+0xd/0x50 [ 483.410645] ? avtab_search_node+0x1c0/0x4c0 [ 483.410655] security_compute_sid.part.13+0x5a6/0xea0 [ 483.414884] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 483.416785] ? compute_sid_handle_invalid_context+0x270/0x270 [ 483.416794] ? find_held_lock+0x36/0x1d0 [ 483.416804] ? futex_exit_release+0x60/0x60 [ 483.422049] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 483.426408] security_transition_sid+0x8c/0x110 [ 483.426418] selinux_socket_create+0x2d0/0x580 [ 483.426425] ? __fget_light+0x166/0x200 [ 483.434378] ? selinux_ib_free_security+0x10/0x10 [ 483.434384] ? __fdget+0xe/0x10 [ 483.434392] ? sockfd_lookup_light+0x1c/0x150 [ 483.434403] security_socket_create+0x76/0xb0 [ 483.442385] __sock_create+0x62/0x540 [ 483.442395] SyS_socket+0xc6/0x1a0 [ 483.442401] ? move_addr_to_kernel+0x20/0x20 [ 483.442410] ? do_syscall_64+0x4c/0x5b0 [ 483.450621] ? trace_hardirqs_on_caller+0x40c/0x580 [ 483.450627] ? move_addr_to_kernel+0x20/0x20 [ 483.450633] do_syscall_64+0x1c7/0x5b0 [ 483.450638] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 483.450647] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 483.450652] RIP: 0033:0x448e09 [ 483.450655] RSP: 002b:00007fc4468a1cb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 483.450661] RAX: ffffffffffffffda RBX: 00000000006dfc68 RCX: 0000000000448e09 [ 483.450664] RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000010 [ 483.450666] RBP: 00000000006dfc60 R08: 0000000000000000 R09: 0000000000003131 [ 483.450669] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc6c [ 483.450672] R13: 00007ffd1d75b63f R14: 00007fc4468a29c0 R15: 0000000000000000 [ 483.623570] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 483.631573] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 483.639163] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 483.659632] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 483.669230] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 483.681610] FAULT_INJECTION: forcing a failure. [ 483.681610] name failslab, interval 1, probability 0, space 0, times 0 [ 483.695668] CPU: 1 PID: 28840 Comm: syz-executor515 Not tainted 4.14.164-syzkaller #0 [ 483.703654] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 483.703659] Call Trace: [ 483.703674] dump_stack+0xf7/0x13b [ 483.703684] should_fail.cold.3+0x105/0x14b [ 483.703693] should_failslab+0xba/0xf0 [ 483.703699] kmem_cache_alloc+0x47/0x790 [ 483.703708] ? find_held_lock+0x36/0x1d0 [ 483.703716] __debug_object_init+0x65c/0xa10 [ 483.703722] ? debug_object_activate+0x1ec/0x4b0 [ 483.714149] FAULT_INJECTION: forcing a failure. [ 483.714149] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 483.715684] ? lock_downgrade+0x7f0/0x7f0 [ 483.760538] ? debug_object_destroy+0x2b0/0x2b0 [ 483.765196] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 483.770291] ? trace_hardirqs_on_caller+0x40c/0x580 [ 483.775325] debug_object_activate+0x246/0x4b0 [ 483.779922] ? debug_object_free+0x3f0/0x3f0 [ 483.784532] ? native_flush_tlb_others+0x490/0x490 [ 483.789487] ? trace_hardirqs_on_caller+0x40c/0x580 [ 483.794593] ? get_page+0x90/0x90 [ 483.798037] __call_rcu.constprop.64+0x35/0x7b0 [ 483.802871] ? tlb_flush_mmu_tlbonly+0xaa/0x3b0 [ 483.807531] call_rcu_sched+0x12/0x20 [ 483.811325] tlb_table_flush.part.96+0x3a/0x80 [ 483.815917] tlb_flush_mmu_free+0x3e/0x150 [ 483.820145] arch_tlb_finish_mmu+0x8c/0x160 [ 483.824458] tlb_finish_mmu+0x72/0xe0 [ 483.828265] exit_mmap+0x269/0x450 [ 483.831794] ? SyS_munmap+0x30/0x30 [ 483.835410] ? __khugepaged_exit+0x2b1/0x3f0 [ 483.839814] ? __khugepaged_exit+0x2b2/0x3f0 [ 483.844214] mmput+0xed/0x3c0 [ 483.847315] do_exit+0x8ae/0x2c00 [ 483.850761] ? trace_hardirqs_off+0x10/0x10 [ 483.855161] ? mm_update_next_owner+0x630/0x630 [ 483.859822] ? find_held_lock+0x36/0x1d0 [ 483.863879] ? get_signal+0x2ad/0x1b30 [ 483.867844] ? lock_downgrade+0x7f0/0x7f0 [ 483.871992] do_group_exit+0xf4/0x2f0 [ 483.875790] get_signal+0x2fe/0x1b30 [ 483.879518] ? lock_downgrade+0x7f0/0x7f0 [ 483.883665] do_signal+0x7f/0x19a0 [ 483.888258] ? __fget_light+0x166/0x200 [ 483.892227] ? __fdget+0xe/0x10 [ 483.895507] ? setup_sigcontext+0x7d0/0x7d0 [ 483.899824] ? __sys_sendmsg+0x12b/0x140 [ 483.903874] ? SyS_shutdown+0x180/0x180 [ 483.908190] ? do_futex+0x1760/0x1760 [ 483.911978] ? SyS_futex+0xf1/0x250 [ 483.915599] ? do_futex+0x1760/0x1760 [ 483.919533] ? exit_to_usermode_loop+0x3a/0x1b0 [ 483.924197] exit_to_usermode_loop+0x114/0x1b0 [ 483.928800] do_syscall_64+0x416/0x5b0 [ 483.932677] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 483.937520] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 483.942701] RIP: 0033:0x448e09 [ 483.945877] RSP: 002b:00007fc446880cf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 483.953574] RAX: fffffffffffffe00 RBX: 00000000006dfc78 RCX: 0000000000448e09 [ 483.960936] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00000000006dfc78 [ 483.968294] RBP: 00000000006dfc70 R08: 0000000000000000 R09: 0000000000000000 [ 483.975551] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc7c [ 483.982825] R13: 00007ffd1d75b63f R14: 00007fc4468819c0 R15: 0000000000000001 [ 483.990119] CPU: 0 PID: 28844 Comm: syz-executor515 Not tainted 4.14.164-syzkaller #0 [ 483.998476] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 484.010649] Call Trace: [ 484.013236] dump_stack+0xf7/0x13b [ 484.016822] should_fail.cold.3+0x105/0x14b [ 484.021138] __alloc_pages_nodemask+0x1d5/0x770 [ 484.025848] ? __alloc_pages_slowpath+0x2650/0x2650 [ 484.030862] ? lock_downgrade+0x7f0/0x7f0 [ 484.035006] cache_grow_begin+0x80/0x3f0 [ 484.039056] kmem_cache_alloc+0x6b2/0x790 [ 484.043319] ? memcpy+0x45/0x50 [ 484.046589] __kernfs_new_node+0x63/0x470 [ 484.050738] ? lock_downgrade+0x7f0/0x7f0 [ 484.054956] kernfs_new_node+0x5e/0xe0 [ 484.058831] kernfs_create_link+0x25/0x130 [ 484.063051] sysfs_do_create_link_sd.isra.2+0x7d/0xf0 [ 484.068227] sysfs_create_link+0x43/0xb0 [ 484.072280] netdev_adjacent_sysfs_add+0x94/0xb0 [ 484.077031] ? napi_disable+0x80/0x80 [ 484.080829] __netdev_adjacent_dev_insert+0x46d/0x7b0 [ 484.086015] __netdev_upper_dev_link+0x174/0x1f0 [ 484.090863] ? netdev_upper_dev_unlink+0xe0/0xe0 [ 484.095612] netdev_master_upper_dev_link+0x14/0x20 [ 484.100734] batadv_hardif_enable_interface+0x1af/0x990 [ 484.106096] batadv_softif_slave_add+0x82/0xe0 [ 484.110685] do_set_master+0x163/0x1f0 [ 484.114630] do_setlink+0x9dd/0x2c50 [ 484.118352] ? find_held_lock+0x36/0x1d0 [ 484.122403] ? rtnl_register+0x20/0x20 [ 484.126291] ? load_balance+0xb38/0x2190 [ 484.130348] ? lock_downgrade+0x7f0/0x7f0 [ 484.134497] ? lock_pin_lock+0x340/0x340 [ 484.138555] ? __lock_acquire+0x6a4/0x4500 [ 484.142787] ? trace_hardirqs_off+0x10/0x10 [ 484.147145] ? __lock_is_held+0xb5/0x140 [ 484.153038] ? trace_hardirqs_off+0x10/0x10 [ 484.157437] rtnl_newlink+0xe0c/0x1390 [ 484.161317] ? rtnl_link_unregister+0x270/0x270 [ 484.165976] ? finish_task_switch+0x178/0x650 [ 484.170461] ? finish_task_switch+0x14d/0x650 [ 484.174952] ? find_held_lock+0x36/0x1d0 [ 484.179107] ? __mutex_lock+0x8b7/0x14c0 [ 484.183175] ? lock_downgrade+0x7f0/0x7f0 [ 484.187504] ? do_raw_spin_unlock+0x16a/0x250 [ 484.192028] rtnetlink_rcv_msg+0x34f/0x9d0 [ 484.196282] ? rtnl_bridge_getlink+0x760/0x760 [ 484.200866] ? find_held_lock+0x36/0x1d0 [ 484.204932] netlink_rcv_skb+0x133/0x370 [ 484.209006] ? rtnl_bridge_getlink+0x760/0x760 [ 484.213601] ? netlink_ack+0xa00/0xa00 [ 484.217490] ? netlink_deliver_tap+0x8e/0x920 [ 484.221991] rtnetlink_rcv+0x10/0x20 [ 484.225700] netlink_unicast+0x40d/0x5f0 [ 484.229857] ? netlink_attachskb+0x6e0/0x6e0 [ 484.234261] netlink_sendmsg+0x730/0xbd0 [ 484.238312] ? netlink_unicast+0x5f0/0x5f0 [ 484.242641] ? selinux_socket_sendmsg+0x31/0x40 [ 484.247301] ? security_socket_sendmsg+0x6a/0xa0 [ 484.252048] ? netlink_unicast+0x5f0/0x5f0 [ 484.256282] sock_sendmsg+0xb5/0xf0 [ 484.259893] ___sys_sendmsg+0x625/0x920 [ 484.263867] ? trace_hardirqs_off+0x10/0x10 [ 484.268176] ? copy_msghdr_from_user+0x3f0/0x3f0 [ 484.272932] ? find_held_lock+0x36/0x1d0 [ 484.276996] ? lock_downgrade+0x7f0/0x7f0 [ 484.281267] ? __fget+0x1ca/0x2f0 [ 484.284761] ? __fget_light+0x166/0x200 [ 484.288744] ? __fdget+0xe/0x10 [ 484.292015] ? sockfd_lookup_light+0x1c/0x150 [ 484.296502] __sys_sendmsg+0xc1/0x140 [ 484.300284] ? SyS_shutdown+0x180/0x180 [ 484.304328] ? __sb_end_write+0xa4/0xd0 [ 484.308287] ? mutex_unlock+0xd/0x10 [ 484.312002] ? do_syscall_64+0x4c/0x5b0 [ 484.315981] ? __sys_sendmsg+0x140/0x140 [ 484.320105] SyS_sendmsg+0xd/0x20 [ 484.323581] do_syscall_64+0x1c7/0x5b0 [ 484.327459] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 484.332351] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 484.337603] RIP: 0033:0x448e09 [ 484.340775] RSP: 002b:00007fc4468a1cb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 484.348518] RAX: ffffffffffffffda RBX: 00007fc4468a1cc0 RCX: 0000000000448e09 [ 484.355847] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 484.363165] RBP: 0000000000000006 R08: 0000000000000002 R09: 0000000000003131 [ 484.370424] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc6c [ 484.377785] R13: 00007ffd1d75b63f R14: 00007fc4468a29c0 R15: 0000000000000000 [ 484.388481] batman_adv: batadv0: Adding interface: bond0 [ 484.394017] 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. [ 484.419127] batman_adv: batadv0: Interface activated: bond0 [ 484.425373] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 484.432674] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 484.441399] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 484.454889] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 484.464456] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 484.514330] device hsr_slave_0 entered promiscuous mode [ 484.550255] device hsr_slave_1 entered promiscuous mode [ 484.633255] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 484.649783] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 484.657992] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 484.665697] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 484.673462] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 484.681049] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 484.690714] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 484.699907] FAULT_INJECTION: forcing a failure. [ 484.699907] name failslab, interval 1, probability 0, space 0, times 0 [ 484.712185] CPU: 1 PID: 28853 Comm: syz-executor515 Not tainted 4.14.164-syzkaller #0 [ 484.720294] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 484.729634] Call Trace: [ 484.732279] dump_stack+0xf7/0x13b [ 484.735808] should_fail.cold.3+0x105/0x14b [ 484.740113] should_failslab+0xba/0xf0 [ 484.743986] kmem_cache_alloc+0x2cf/0x790 [ 484.748172] ? memcpy+0x45/0x50 [ 484.751436] ? kstrdup+0x42/0x60 [ 484.754860] __kernfs_new_node+0x63/0x470 [ 484.758997] ? lock_downgrade+0x7f0/0x7f0 [ 484.763131] kernfs_new_node+0x5e/0xe0 [ 484.767206] kernfs_create_link+0x25/0x130 [ 484.771438] sysfs_do_create_link_sd.isra.2+0x7d/0xf0 [ 484.776610] sysfs_create_link+0x43/0xb0 [ 484.780656] netdev_adjacent_sysfs_add+0x94/0xb0 [ 484.785396] ? napi_disable+0x80/0x80 [ 484.789183] __netdev_adjacent_dev_insert+0x46d/0x7b0 [ 484.794359] __netdev_upper_dev_link+0x174/0x1f0 [ 484.799095] ? netdev_upper_dev_unlink+0xe0/0xe0 [ 484.803835] netdev_master_upper_dev_link+0x14/0x20 [ 484.808837] batadv_hardif_enable_interface+0x1af/0x990 [ 484.814192] batadv_softif_slave_add+0x82/0xe0 [ 484.818776] do_set_master+0x163/0x1f0 [ 484.822648] do_setlink+0x9dd/0x2c50 [ 484.826409] ? find_held_lock+0x36/0x1d0 [ 484.830505] ? rtnl_register+0x20/0x20 [ 484.834445] ? load_balance+0xb38/0x2190 [ 484.838495] ? lock_downgrade+0x7f0/0x7f0 [ 484.842626] ? lock_pin_lock+0x340/0x340 [ 484.846674] ? __lock_acquire+0x6a4/0x4500 [ 484.850901] ? trace_hardirqs_off+0x10/0x10 [ 484.855213] ? __lock_is_held+0xb5/0x140 [ 484.859379] ? trace_hardirqs_off+0x10/0x10 [ 484.863824] ? __lock_acquire+0x6a4/0x4500 [ 484.868117] rtnl_newlink+0xe0c/0x1390 [ 484.871999] ? rtnl_link_unregister+0x270/0x270 [ 484.876657] ? find_held_lock+0x36/0x1d0 [ 484.880720] ? find_held_lock+0x36/0x1d0 [ 484.884770] ? __mutex_lock+0x8b7/0x14c0 [ 484.888816] ? lock_downgrade+0x7f0/0x7f0 [ 484.892962] ? do_raw_spin_unlock+0x16a/0x250 [ 484.897614] rtnetlink_rcv_msg+0x34f/0x9d0 [ 484.901896] ? rtnl_bridge_getlink+0x760/0x760 [ 484.906465] ? find_held_lock+0x36/0x1d0 [ 484.910538] netlink_rcv_skb+0x133/0x370 [ 484.914585] ? rtnl_bridge_getlink+0x760/0x760 [ 484.919874] ? netlink_ack+0xa00/0xa00 [ 484.923748] ? netlink_deliver_tap+0x8e/0x920 [ 484.928247] rtnetlink_rcv+0x10/0x20 [ 484.931973] netlink_unicast+0x40d/0x5f0 [ 484.936027] ? netlink_attachskb+0x6e0/0x6e0 [ 484.940431] netlink_sendmsg+0x730/0xbd0 [ 484.944500] ? netlink_unicast+0x5f0/0x5f0 [ 484.948725] ? selinux_socket_sendmsg+0x31/0x40 [ 484.953385] ? security_socket_sendmsg+0x6a/0xa0 [ 484.958144] ? netlink_unicast+0x5f0/0x5f0 [ 484.962366] sock_sendmsg+0xb5/0xf0 [ 484.965988] ___sys_sendmsg+0x625/0x920 [ 484.969947] ? trace_hardirqs_off+0x10/0x10 [ 484.974253] ? copy_msghdr_from_user+0x3f0/0x3f0 [ 484.979023] ? find_held_lock+0x36/0x1d0 [ 484.983085] ? lock_downgrade+0x7f0/0x7f0 [ 484.987230] ? __fget+0x1ca/0x2f0 [ 484.990679] ? __fget_light+0x166/0x200 [ 484.994694] ? __fdget+0xe/0x10 [ 484.997982] ? sockfd_lookup_light+0x1c/0x150 [ 485.002469] __sys_sendmsg+0xc1/0x140 [ 485.006295] ? SyS_shutdown+0x180/0x180 [ 485.010314] ? __sb_end_write+0xa4/0xd0 [ 485.014450] ? mutex_unlock+0xd/0x10 [ 485.018286] ? do_syscall_64+0x4c/0x5b0 [ 485.022255] ? __sys_sendmsg+0x140/0x140 [ 485.026864] SyS_sendmsg+0xd/0x20 [ 485.030307] do_syscall_64+0x1c7/0x5b0 [ 485.034175] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 485.039187] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 485.044377] RIP: 0033:0x448e09 [ 485.047548] RSP: 002b:00007fc4468a1cb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 485.055337] RAX: ffffffffffffffda RBX: 00007fc4468a1cc0 RCX: 0000000000448e09 [ 485.062610] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 485.069878] RBP: 0000000000000006 R08: 0000000000000002 R09: 0000000000003131 [ 485.077134] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc6c [ 485.084402] R13: 00007ffd1d75b63f R14: 00007fc4468a29c0 R15: 0000000000000000 [ 485.094339] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 485.100159] FAULT_INJECTION: forcing a failure. [ 485.100159] name failslab, interval 1, probability 0, space 0, times 0 [ 485.109425] team0: Port device team_slave_0 added [ 485.112411] CPU: 1 PID: 28854 Comm: syz-executor515 Not tainted 4.14.164-syzkaller #0 [ 485.118379] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 485.125141] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 485.125146] Call Trace: [ 485.125161] dump_stack+0xf7/0x13b [ 485.125172] should_fail.cold.3+0x105/0x14b [ 485.125180] should_failslab+0xba/0xf0 [ 485.125188] kmem_cache_alloc+0x47/0x790 [ 485.125195] ? futex_wait_setup+0x2c0/0x2c0 [ 485.125204] ebitmap_cpy+0xb6/0x240 [ 485.132519] team0: Port device team_slave_1 added [ 485.144181] ? hashtab_search+0x49/0x210 [ 485.144192] mls_compute_sid+0x215/0x1080 [ 485.144197] ? mls_convert_context+0x670/0x670 [ 485.144203] ? flex_array_get_ptr+0xd/0x50 [ 485.144208] ? avtab_search_node+0x1c0/0x4c0 [ 485.144217] security_compute_sid.part.13+0x5a6/0xea0 [ 485.144227] ? compute_sid_handle_invalid_context+0x270/0x270 [ 485.144235] ? find_held_lock+0x36/0x1d0 [ 485.144244] ? futex_exit_release+0x60/0x60 [ 485.144257] security_transition_sid+0x8c/0x110 [ 485.147750] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 485.150468] selinux_socket_create+0x2d0/0x580 [ 485.150474] ? __fget_light+0x166/0x200 [ 485.150480] ? selinux_ib_free_security+0x10/0x10 [ 485.150485] ? __fdget+0xe/0x10 [ 485.150492] ? sockfd_lookup_light+0x1c/0x150 [ 485.150502] security_socket_create+0x76/0xb0 [ 485.150508] __sock_create+0x62/0x540 [ 485.150517] SyS_socket+0xc6/0x1a0 [ 485.155346] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 485.158726] ? move_addr_to_kernel+0x20/0x20 [ 485.158735] ? do_syscall_64+0x4c/0x5b0 [ 485.158745] ? trace_hardirqs_on_caller+0x40c/0x580 [ 485.158751] ? move_addr_to_kernel+0x20/0x20 [ 485.167140] do_syscall_64+0x1c7/0x5b0 [ 485.167146] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 485.167156] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 485.167161] RIP: 0033:0x448e09 [ 485.167164] RSP: 002b:00007fc4468a1cb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 485.175646] RAX: ffffffffffffffda RBX: 00000000006dfc68 RCX: 0000000000448e09 [ 485.175649] RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000010 [ 485.175652] RBP: 00000000006dfc60 R08: 0000000000000000 R09: 0000000000003131 [ 485.175654] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc6c [ 485.175657] R13: 00007ffd1d75b63f R14: 00007fc4468a29c0 R15: 0000000000000000 [ 485.354408] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 485.365352] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 485.373089] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 485.381950] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 485.389182] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 485.396985] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 485.405029] FAULT_INJECTION: forcing a failure. [ 485.405029] name failslab, interval 1, probability 0, space 0, times 0 [ 485.416726] CPU: 0 PID: 28853 Comm: syz-executor515 Not tainted 4.14.164-syzkaller #0 [ 485.424927] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 485.434276] Call Trace: [ 485.436855] dump_stack+0xf7/0x13b [ 485.440388] should_fail.cold.3+0x105/0x14b [ 485.444717] should_failslab+0xba/0xf0 [ 485.448606] kmem_cache_alloc+0x2cf/0x790 [ 485.452742] ? memcpy+0x45/0x50 [ 485.456010] ? kstrdup+0x42/0x60 [ 485.459362] __kernfs_new_node+0x63/0x470 [ 485.464110] ? lock_downgrade+0x7f0/0x7f0 [ 485.468259] kernfs_new_node+0x5e/0xe0 [ 485.472146] kernfs_create_link+0x25/0x130 [ 485.476390] sysfs_do_create_link_sd.isra.2+0x7d/0xf0 [ 485.481667] sysfs_create_link+0x43/0xb0 [ 485.485996] netdev_adjacent_sysfs_add+0x94/0xb0 [ 485.490735] ? napi_disable+0x80/0x80 [ 485.494558] __netdev_adjacent_dev_insert+0x46d/0x7b0 [ 485.499742] __netdev_upper_dev_link+0x174/0x1f0 [ 485.504501] ? netdev_upper_dev_unlink+0xe0/0xe0 [ 485.509248] netdev_master_upper_dev_link+0x14/0x20 [ 485.514269] batadv_hardif_enable_interface+0x1af/0x990 [ 485.519643] batadv_softif_slave_add+0x82/0xe0 [ 485.524218] do_set_master+0x163/0x1f0 [ 485.528094] do_setlink+0x9dd/0x2c50 [ 485.531799] ? __lock_acquire+0x6a4/0x4500 [ 485.536022] ? trace_hardirqs_off+0x10/0x10 [ 485.540339] ? rtnl_register+0x20/0x20 [ 485.544241] ? trace_hardirqs_on+0x10/0x10 [ 485.548460] ? trace_hardirqs_off+0x10/0x10 [ 485.552783] ? trace_hardirqs_on+0x10/0x10 [ 485.557014] ? trace_hardirqs_off+0x10/0x10 [ 485.561331] ? __lock_acquire+0x6a4/0x4500 [ 485.565560] ? trace_hardirqs_off+0x10/0x10 [ 485.569867] ? trace_hardirqs_off+0x10/0x10 [ 485.574184] ? __lock_is_held+0xb5/0x140 [ 485.578234] ? trace_hardirqs_off+0x10/0x10 [ 485.582566] rtnl_newlink+0xe0c/0x1390 [ 485.586453] ? rtnl_link_unregister+0x270/0x270 [ 485.591123] ? finish_task_switch+0x178/0x650 [ 485.595606] ? finish_task_switch+0x14d/0x650 [ 485.600100] ? find_held_lock+0x36/0x1d0 [ 485.604161] ? __mutex_lock+0x8b7/0x14c0 [ 485.608208] ? lock_downgrade+0x7f0/0x7f0 [ 485.612413] ? do_raw_spin_unlock+0x16a/0x250 [ 485.616918] rtnetlink_rcv_msg+0x34f/0x9d0 [ 485.621169] ? rtnl_bridge_getlink+0x760/0x760 [ 485.625776] ? find_held_lock+0x36/0x1d0 [ 485.629843] netlink_rcv_skb+0x133/0x370 [ 485.633893] ? rtnl_bridge_getlink+0x760/0x760 [ 485.638461] ? netlink_ack+0xa00/0xa00 [ 485.642343] ? netlink_deliver_tap+0x8e/0x920 [ 485.646844] rtnetlink_rcv+0x10/0x20 [ 485.650571] netlink_unicast+0x40d/0x5f0 [ 485.654720] ? netlink_attachskb+0x6e0/0x6e0 [ 485.659915] netlink_sendmsg+0x730/0xbd0 [ 485.663984] ? netlink_unicast+0x5f0/0x5f0 [ 485.668205] ? selinux_socket_sendmsg+0x31/0x40 [ 485.672880] ? security_socket_sendmsg+0x6a/0xa0 [ 485.677758] ? netlink_unicast+0x5f0/0x5f0 [ 485.682001] sock_sendmsg+0xb5/0xf0 [ 485.685629] ___sys_sendmsg+0x625/0x920 [ 485.689591] ? trace_hardirqs_off+0x10/0x10 [ 485.693897] ? copy_msghdr_from_user+0x3f0/0x3f0 [ 485.698637] ? find_held_lock+0x36/0x1d0 [ 485.702702] ? lock_downgrade+0x7f0/0x7f0 [ 485.706845] ? __fget+0x1ca/0x2f0 [ 485.710315] ? __fget_light+0x166/0x200 [ 485.714275] ? __fdget+0xe/0x10 [ 485.717540] ? sockfd_lookup_light+0x1c/0x150 [ 485.722042] __sys_sendmsg+0xc1/0x140 [ 485.725839] ? SyS_shutdown+0x180/0x180 [ 485.729803] ? __sb_end_write+0xa4/0xd0 [ 485.733782] ? mutex_unlock+0xd/0x10 [ 485.737770] ? do_syscall_64+0x4c/0x5b0 [ 485.741746] ? __sys_sendmsg+0x140/0x140 [ 485.745802] SyS_sendmsg+0xd/0x20 [ 485.749371] do_syscall_64+0x1c7/0x5b0 [ 485.753322] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 485.758306] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 485.763497] RIP: 0033:0x448e09 [ 485.766679] RSP: 002b:00007fc4468a1cb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 485.774856] RAX: ffffffffffffffda RBX: 00007fc4468a1cc0 RCX: 0000000000448e09 [ 485.782133] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 485.789496] RBP: 0000000000000006 R08: 0000000000000002 R09: 0000000000003131 [ 485.796770] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc6c [ 485.804071] R13: 00007ffd1d75b63f R14: 00007fc4468a29c0 R15: 0000000000000000 [ 485.872593] device hsr_slave_0 entered promiscuous mode [ 485.900388] device hsr_slave_1 entered promiscuous mode [ 485.961098] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 485.969414] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 485.977527] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 485.985122] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 485.993218] FAULT_INJECTION: forcing a failure. [ 485.993218] name failslab, interval 1, probability 0, space 0, times 0 [ 486.004775] CPU: 0 PID: 28859 Comm: syz-executor515 Not tainted 4.14.164-syzkaller #0 [ 486.012862] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 486.022323] Call Trace: [ 486.024911] dump_stack+0xf7/0x13b [ 486.028443] should_fail.cold.3+0x105/0x14b [ 486.032866] should_failslab+0xba/0xf0 [ 486.036795] kmem_cache_alloc+0x2cf/0x790 [ 486.040936] ? memcpy+0x45/0x50 [ 486.044212] ? kstrdup+0x42/0x60 [ 486.047672] __kernfs_new_node+0x63/0x470 [ 486.052616] ? lock_downgrade+0x7f0/0x7f0 [ 486.056764] kernfs_new_node+0x5e/0xe0 [ 486.060645] kernfs_create_link+0x25/0x130 [ 486.064883] sysfs_do_create_link_sd.isra.2+0x7d/0xf0 [ 486.070080] sysfs_create_link+0x43/0xb0 [ 486.074307] netdev_adjacent_sysfs_add+0x94/0xb0 [ 486.079174] ? napi_disable+0x80/0x80 [ 486.082999] __netdev_adjacent_dev_insert+0x46d/0x7b0 [ 486.088301] __netdev_upper_dev_link+0x174/0x1f0 [ 486.093049] ? netdev_upper_dev_unlink+0xe0/0xe0 [ 486.097845] netdev_master_upper_dev_link+0x14/0x20 [ 486.102863] batadv_hardif_enable_interface+0x1af/0x990 [ 486.108345] batadv_softif_slave_add+0x82/0xe0 [ 486.113027] do_set_master+0x163/0x1f0 [ 486.116924] do_setlink+0x9dd/0x2c50 [ 486.120640] ? find_held_lock+0x36/0x1d0 [ 486.124708] ? rtnl_register+0x20/0x20 [ 486.128582] ? load_balance+0xb38/0x2190 [ 486.133152] ? lock_downgrade+0x7f0/0x7f0 [ 486.137297] ? lock_pin_lock+0x340/0x340 [ 486.141364] ? __lock_acquire+0x6a4/0x4500 [ 486.145693] ? trace_hardirqs_off+0x10/0x10 [ 486.150016] ? __lock_is_held+0xb5/0x140 [ 486.154085] ? trace_hardirqs_off+0x10/0x10 [ 486.158409] rtnl_newlink+0xe0c/0x1390 [ 486.162463] ? rtnl_link_unregister+0x270/0x270 [ 486.167220] ? finish_task_switch+0x178/0x650 [ 486.171730] ? finish_task_switch+0x14d/0x650 [ 486.176564] ? find_held_lock+0x36/0x1d0 [ 486.180630] ? __mutex_lock+0x8b7/0x14c0 [ 486.184698] ? lock_downgrade+0x7f0/0x7f0 [ 486.189127] ? do_raw_spin_unlock+0x16a/0x250 [ 486.193637] rtnetlink_rcv_msg+0x34f/0x9d0 [ 486.197862] ? rtnl_bridge_getlink+0x760/0x760 [ 486.202453] ? find_held_lock+0x36/0x1d0 [ 486.206515] netlink_rcv_skb+0x133/0x370 [ 486.210934] ? rtnl_bridge_getlink+0x760/0x760 [ 486.215837] ? netlink_ack+0xa00/0xa00 [ 486.219719] ? netlink_deliver_tap+0x8e/0x920 [ 486.224285] rtnetlink_rcv+0x10/0x20 [ 486.228000] netlink_unicast+0x40d/0x5f0 [ 486.232186] ? netlink_attachskb+0x6e0/0x6e0 [ 486.236612] netlink_sendmsg+0x730/0xbd0 [ 486.240680] ? netlink_unicast+0x5f0/0x5f0 [ 486.244915] ? selinux_socket_sendmsg+0x31/0x40 [ 486.250550] ? security_socket_sendmsg+0x6a/0xa0 [ 486.255486] ? netlink_unicast+0x5f0/0x5f0 [ 486.259708] sock_sendmsg+0xb5/0xf0 [ 486.263339] ___sys_sendmsg+0x625/0x920 [ 486.267375] ? trace_hardirqs_off+0x10/0x10 [ 486.271816] ? copy_msghdr_from_user+0x3f0/0x3f0 [ 486.276567] ? find_held_lock+0x36/0x1d0 [ 486.280632] ? lock_downgrade+0x7f0/0x7f0 [ 486.284780] ? __fget+0x1ca/0x2f0 [ 486.288238] ? __fget_light+0x166/0x200 [ 486.292205] ? __fdget+0xe/0x10 [ 486.295607] ? sockfd_lookup_light+0x1c/0x150 [ 486.300137] __sys_sendmsg+0xc1/0x140 [ 486.303938] ? SyS_shutdown+0x180/0x180 [ 486.308188] ? __sb_end_write+0xa4/0xd0 [ 486.312167] ? mutex_unlock+0xd/0x10 [ 486.315949] ? do_syscall_64+0x4c/0x5b0 [ 486.319922] ? __sys_sendmsg+0x140/0x140 [ 486.323983] SyS_sendmsg+0xd/0x20 [ 486.327530] do_syscall_64+0x1c7/0x5b0 [ 486.331522] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 486.336577] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 486.341780] RIP: 0033:0x448e09 [ 486.344973] RSP: 002b:00007fc4468a1cb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 486.353218] RAX: ffffffffffffffda RBX: 00007fc4468a1cc0 RCX: 0000000000448e09 [ 486.360615] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 486.367891] RBP: 0000000000000006 R08: 0000000000000002 R09: 0000000000003131 [ 486.375957] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc6c [ 486.383232] R13: 00007ffd1d75b63f R14: 00007fc4468a29c0 R15: 0000000000000000 [ 486.391704] FAULT_INJECTION: forcing a failure. [ 486.391704] name fail_futex, interval 1, probability 0, space 0, times 0 [ 486.406369] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 486.410549] CPU: 0 PID: 28861 Comm: syz-executor515 Not tainted 4.14.164-syzkaller #0 [ 486.420960] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 486.426549] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 486.430416] Call Trace: [ 486.430433] dump_stack+0xf7/0x13b [ 486.430443] should_fail.cold.3+0x105/0x14b [ 486.430453] get_futex_key+0xaca/0xef0 [ 486.430462] ? futex_lock_pi_atomic+0x1f0/0x1f0 [ 486.430468] ? find_held_lock+0x36/0x1d0 [ 486.430477] futex_wake+0xc7/0x560 [ 486.430481] ? check_noncircular+0x20/0x20 [ 486.430487] ? get_futex_key+0xef0/0xef0 [ 486.430501] do_futex+0x573/0x1760 [ 486.430509] ? __lock_acquire+0x6a4/0x4500 [ 486.430517] ? futex_exit_release+0x60/0x60 [ 486.469939] 8021q: adding VLAN 0 to HW filter on device bond0 [ 486.471595] ? __lock_acquire+0x6a4/0x4500 [ 486.471601] ? trace_hardirqs_off+0x10/0x10 [ 486.471608] ? trace_hardirqs_off+0x10/0x10 [ 486.471617] ? trace_hardirqs_on+0x10/0x10 [ 486.471623] ? trace_hardirqs_off+0x10/0x10 [ 486.471638] SyS_futex+0xf1/0x250 [ 486.471645] ? do_futex+0x1760/0x1760 [ 486.471650] ? lock_downgrade+0x7f0/0x7f0 [ 486.471664] mm_release+0x229/0x2a0 [ 486.471670] exit_mm_release+0x1d/0x30 [ 486.471677] do_exit+0x538/0x2c00 [ 486.471682] ? trace_hardirqs_off+0x10/0x10 [ 486.471689] ? mm_update_next_owner+0x630/0x630 [ 486.471696] ? find_held_lock+0x36/0x1d0 [ 486.478008] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 486.479484] ? get_signal+0x2ad/0x1b30 [ 486.479493] ? lock_downgrade+0x7f0/0x7f0 [ 486.479503] do_group_exit+0xf4/0x2f0 [ 486.493934] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 486.494103] get_signal+0x2fe/0x1b30 [ 486.505160] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 486.506962] ? lock_downgrade+0x7f0/0x7f0 [ 486.506979] do_signal+0x7f/0x19a0 [ 486.506986] ? kick_process+0xe9/0x170 [ 486.511424] 8021q: adding VLAN 0 to HW filter on device team0 [ 486.514753] ? task_work_add+0xa2/0xe0 [ 486.514762] ? setup_sigcontext+0x7d0/0x7d0 [ 486.514768] ? fput+0x96/0x110 [ 486.514776] ? __sys_sendmsg+0x12b/0x140 [ 486.514781] ? SyS_shutdown+0x180/0x180 [ 486.525869] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 486.526422] ? __sb_end_write+0xa4/0xd0 [ 486.532964] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 486.533765] ? mutex_unlock+0xd/0x10 [ 486.533776] ? exit_to_usermode_loop+0x3a/0x1b0 [ 486.533784] exit_to_usermode_loop+0x114/0x1b0 [ 486.544448] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 486.546836] do_syscall_64+0x416/0x5b0 [ 486.546841] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 486.546852] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 486.546859] RIP: 0033:0x448e09 [ 486.555624] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 486.556813] RSP: 002b:00007fc4468a1cb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 486.556820] RAX: 0000000000000028 RBX: 00007fc4468a1cc0 RCX: 0000000000448e09 [ 486.556824] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 486.556827] RBP: 0000000000000006 R08: 0000000000000002 R09: 0000000000003131 [ 486.556830] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc6c [ 486.556832] R13: 00007ffd1d75b63f R14: 00007fc4468a29c0 R15: 0000000000000000 [ 486.727912] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 486.736981] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 486.753573] FAULT_INJECTION: forcing a failure. [ 486.753573] name failslab, interval 1, probability 0, space 0, times 0 [ 486.765185] CPU: 0 PID: 28863 Comm: syz-executor515 Not tainted 4.14.164-syzkaller #0 [ 486.773151] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 486.782502] Call Trace: [ 486.785093] dump_stack+0xf7/0x13b [ 486.788620] should_fail.cold.3+0x105/0x14b [ 486.792967] should_failslab+0xba/0xf0 [ 486.796849] kmem_cache_alloc_node+0x287/0x790 [ 486.801427] __alloc_skb+0x92/0x500 [ 486.805055] ? skb_trim+0x160/0x160 [ 486.808672] ? if_nlmsg_size+0x2d9/0x6f0 [ 486.812737] rtmsg_ifinfo_build_skb+0x68/0x120 [ 486.817314] rtmsg_ifinfo_event.part.27+0x16/0xb0 [ 486.822408] ? netdev_adjacent_sysfs_add+0x94/0xb0 [ 486.827335] rtnetlink_event+0xc2/0x110 [ 486.831298] notifier_call_chain+0xd6/0x150 [ 486.835606] raw_notifier_call_chain+0x11/0x20 [ 486.840190] call_netdevice_notifiers_info+0x4b/0x60 [ 486.845313] __netdev_upper_dev_link+0x18e/0x1f0 [ 486.850073] ? netdev_upper_dev_unlink+0xe0/0xe0 [ 486.854827] netdev_master_upper_dev_link+0x14/0x20 [ 486.859840] batadv_hardif_enable_interface+0x1af/0x990 [ 486.865197] batadv_softif_slave_add+0x82/0xe0 [ 486.869884] do_set_master+0x163/0x1f0 [ 486.873863] do_setlink+0x9dd/0x2c50 [ 486.877571] ? __lock_acquire+0x6a4/0x4500 [ 486.881837] ? trace_hardirqs_off+0x10/0x10 [ 486.886308] ? rtnl_register+0x20/0x20 [ 486.890197] ? trace_hardirqs_on+0x10/0x10 [ 486.894426] ? trace_hardirqs_off+0x10/0x10 [ 486.898757] ? __lock_acquire+0x6a4/0x4500 [ 486.902983] ? trace_hardirqs_off+0x10/0x10 [ 486.907299] ? trace_hardirqs_off+0x10/0x10 [ 486.911617] ? __lock_is_held+0xb5/0x140 [ 486.915752] ? trace_hardirqs_off+0x10/0x10 [ 486.920069] ? trace_hardirqs_off+0x10/0x10 [ 486.924424] rtnl_newlink+0xe0c/0x1390 [ 486.928316] ? rtnl_link_unregister+0x270/0x270 [ 486.932975] ? finish_task_switch+0x178/0x650 [ 486.937453] ? finish_task_switch+0x14d/0x650 [ 486.941936] ? find_held_lock+0x36/0x1d0 [ 486.945990] ? __mutex_lock+0x8b7/0x14c0 [ 486.950045] ? lock_downgrade+0x7f0/0x7f0 [ 486.954205] ? do_raw_spin_unlock+0x16a/0x250 [ 486.958713] rtnetlink_rcv_msg+0x34f/0x9d0 [ 486.962957] ? rtnl_bridge_getlink+0x760/0x760 [ 486.967529] ? find_held_lock+0x36/0x1d0 [ 486.971580] netlink_rcv_skb+0x133/0x370 [ 486.975647] ? rtnl_bridge_getlink+0x760/0x760 [ 486.980228] ? netlink_ack+0xa00/0xa00 [ 486.984111] ? netlink_deliver_tap+0x8e/0x920 [ 486.988604] rtnetlink_rcv+0x10/0x20 [ 486.992305] netlink_unicast+0x40d/0x5f0 [ 486.996362] ? netlink_attachskb+0x6e0/0x6e0 [ 487.000776] netlink_sendmsg+0x730/0xbd0 [ 487.004951] ? netlink_unicast+0x5f0/0x5f0 [ 487.009177] ? selinux_socket_sendmsg+0x31/0x40 [ 487.013932] ? security_socket_sendmsg+0x6a/0xa0 [ 487.018686] ? netlink_unicast+0x5f0/0x5f0 [ 487.022914] sock_sendmsg+0xb5/0xf0 [ 487.026756] ___sys_sendmsg+0x625/0x920 [ 487.030734] ? trace_hardirqs_off+0x10/0x10 [ 487.035062] ? copy_msghdr_from_user+0x3f0/0x3f0 [ 487.039830] ? find_held_lock+0x36/0x1d0 [ 487.043913] ? lock_downgrade+0x7f0/0x7f0 [ 487.048054] ? __fget+0x1ca/0x2f0 [ 487.051512] ? __fget_light+0x166/0x200 [ 487.055477] ? __fdget+0xe/0x10 [ 487.058744] ? sockfd_lookup_light+0x1c/0x150 [ 487.063227] __sys_sendmsg+0xc1/0x140 [ 487.067016] ? SyS_shutdown+0x180/0x180 [ 487.070980] ? __sb_end_write+0xa4/0xd0 [ 487.075045] ? mutex_unlock+0xd/0x10 [ 487.078756] ? do_syscall_64+0x4c/0x5b0 [ 487.082723] ? __sys_sendmsg+0x140/0x140 [ 487.086784] SyS_sendmsg+0xd/0x20 [ 487.090244] do_syscall_64+0x1c7/0x5b0 [ 487.094133] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 487.098965] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 487.104142] RIP: 0033:0x448e09 [ 487.107339] RSP: 002b:00007fc44685fcb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 487.115034] RAX: ffffffffffffffda RBX: 00007fc44685fcc0 RCX: 0000000000448e09 [ 487.122303] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000004 [ 487.129575] RBP: 0000000000000006 R08: 0000000000000002 R09: 0000000000003131 [ 487.136843] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc8c [ 487.144106] R13: 00007ffd1d75b63f R14: 00007fc4468609c0 R15: 0000000000000001 [ 487.153478] batman_adv: batadv0: Adding interface: veth0 [ 487.159063] 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. [ 487.183662] batman_adv: batadv0: Interface activated: veth0 [ 487.191588] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 487.198424] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 487.211019] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 487.218914] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 487.227405] bridge0: port 1(bridge_slave_0) entered blocking state [ 487.233898] bridge0: port 1(bridge_slave_0) entered forwarding state [ 487.240946] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 487.248835] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 487.256608] bridge0: port 2(bridge_slave_1) entered blocking state [ 487.263116] bridge0: port 2(bridge_slave_1) entered forwarding state [ 487.269855] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 487.277543] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 487.285305] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 487.292926] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 487.302186] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 487.309915] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 487.318841] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 487.335083] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 487.342233] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 487.349779] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 487.359686] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 487.367551] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 487.375731] device bridge_slave_1 left promiscuous mode [ 487.381332] bridge0: port 2(bridge_slave_1) entered disabled state [ 487.387688] FAULT_INJECTION: forcing a failure. [ 487.387688] name failslab, interval 1, probability 0, space 0, times 0 [ 487.399051] CPU: 1 PID: 28871 Comm: syz-executor515 Not tainted 4.14.164-syzkaller #0 [ 487.407043] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 487.416407] Call Trace: [ 487.418999] dump_stack+0xf7/0x13b [ 487.422557] should_fail.cold.3+0x105/0x14b [ 487.427216] should_failslab+0xba/0xf0 [ 487.431859] kmem_cache_alloc_node_trace+0x5a/0x780 [ 487.436883] __kmalloc_node_track_caller+0x3c/0x70 [ 487.441805] __kmalloc_reserve.isra.36+0x2c/0xc0 [ 487.446552] __alloc_skb+0xc1/0x500 [ 487.450183] ? skb_trim+0x160/0x160 [ 487.453850] ? br_get_link_af_size_filtered+0xd2/0x6e0 [ 487.459255] br_ifinfo_notify.part.21+0x89/0x160 [ 487.464016] br_ifinfo_notify+0xe/0x20 [ 487.467887] br_stp_disable_port+0xbb/0x150 [ 487.472195] del_nbp+0x119/0x8b0 [ 487.475551] br_del_if+0xc7/0x470 [ 487.479096] br_del_slave+0x10/0x20 [ 487.482726] do_set_master+0xb6/0x1f0 [ 487.486642] do_setlink+0x9dd/0x2c50 [ 487.490480] ? trace_hardirqs_off+0x10/0x10 [ 487.494789] ? lock_downgrade+0x7f0/0x7f0 [ 487.498995] ? rtnl_register+0x20/0x20 [ 487.503625] ? trace_hardirqs_off+0x10/0x10 [ 487.507938] ? find_held_lock+0x36/0x1d0 [ 487.512009] ? __lock_acquire+0x6a4/0x4500 [ 487.516327] ? load_balance+0xb38/0x2190 [ 487.520389] ? lock_downgrade+0x7f0/0x7f0 [ 487.524549] ? lock_pin_lock+0x340/0x340 [ 487.528601] ? __lock_acquire+0x6a4/0x4500 [ 487.532832] ? trace_hardirqs_off+0x10/0x10 [ 487.537138] ? __lock_is_held+0xb5/0x140 [ 487.541191] rtnl_newlink+0xe0c/0x1390 [ 487.545068] ? trace_hardirqs_off+0x10/0x10 [ 487.549387] ? trace_hardirqs_off+0x10/0x10 [ 487.553704] ? memset+0x31/0x40 [ 487.556976] ? rtnl_newlink+0x6d0/0x1390 [ 487.561095] ? rtnl_link_unregister+0x270/0x270 [ 487.565764] ? finish_task_switch+0x178/0x650 [ 487.570274] ? finish_task_switch+0x14d/0x650 [ 487.574948] ? find_held_lock+0x36/0x1d0 [ 487.579136] ? __mutex_lock+0x8b7/0x14c0 [ 487.583192] ? lock_downgrade+0x7f0/0x7f0 [ 487.587329] ? do_raw_spin_unlock+0x16a/0x250 [ 487.591936] rtnetlink_rcv_msg+0x34f/0x9d0 [ 487.596229] ? rtnl_bridge_getlink+0x760/0x760 [ 487.600820] ? find_held_lock+0x36/0x1d0 [ 487.604889] netlink_rcv_skb+0x133/0x370 [ 487.608944] ? rtnl_bridge_getlink+0x760/0x760 [ 487.613512] ? netlink_ack+0xa00/0xa00 [ 487.617403] ? netlink_deliver_tap+0x8e/0x920 [ 487.621905] rtnetlink_rcv+0x10/0x20 [ 487.625607] netlink_unicast+0x40d/0x5f0 [ 487.629658] ? netlink_attachskb+0x6e0/0x6e0 [ 487.634071] netlink_sendmsg+0x730/0xbd0 [ 487.638120] ? netlink_unicast+0x5f0/0x5f0 [ 487.642350] ? selinux_socket_sendmsg+0x31/0x40 [ 487.647008] ? security_socket_sendmsg+0x6a/0xa0 [ 487.651765] ? netlink_unicast+0x5f0/0x5f0 [ 487.655987] sock_sendmsg+0xb5/0xf0 [ 487.659598] ___sys_sendmsg+0x625/0x920 [ 487.663559] ? trace_hardirqs_off+0x10/0x10 [ 487.667868] ? copy_msghdr_from_user+0x3f0/0x3f0 [ 487.672626] ? find_held_lock+0x36/0x1d0 [ 487.676677] ? lock_downgrade+0x7f0/0x7f0 [ 487.680815] ? __fget+0x1ca/0x2f0 [ 487.684272] ? __fget_light+0x166/0x200 [ 487.688230] ? __fdget+0xe/0x10 [ 487.691522] ? sockfd_lookup_light+0x1c/0x150 [ 487.696019] __sys_sendmsg+0xc1/0x140 [ 487.699804] ? SyS_shutdown+0x180/0x180 [ 487.703768] ? __sb_end_write+0xa4/0xd0 [ 487.707730] ? mutex_unlock+0xd/0x10 [ 487.711558] ? do_syscall_64+0x4c/0x5b0 [ 487.715582] ? __sys_sendmsg+0x140/0x140 [ 487.719657] SyS_sendmsg+0xd/0x20 [ 487.723105] do_syscall_64+0x1c7/0x5b0 [ 487.727161] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 487.732002] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 487.737199] RIP: 0033:0x448e09 [ 487.740370] RSP: 002b:00007fc4468a1cb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 487.748083] RAX: ffffffffffffffda RBX: 00007fc4468a1cc0 RCX: 0000000000448e09 [ 487.755339] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 487.762603] RBP: 0000000000000006 R08: 0000000000000002 R09: 0000000000003131 [ 487.769861] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc6c [ 487.777121] R13: 00007ffd1d75b63f R14: 00007fc4468a29c0 R15: 0000000000000000 [ 487.811700] batman_adv: batadv0: Adding interface: bridge_slave_1 [ 487.818005] batman_adv: batadv0: The MTU of interface bridge_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. [ 487.843432] batman_adv: batadv0: Interface activated: bridge_slave_1 [ 487.852455] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 487.864992] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 487.874669] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 487.885181] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 487.892892] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 487.899808] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 487.908728] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 487.918914] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 487.929552] FAULT_INJECTION: forcing a failure. [ 487.929552] name failslab, interval 1, probability 0, space 0, times 0 [ 487.943515] CPU: 1 PID: 28878 Comm: syz-executor515 Not tainted 4.14.164-syzkaller #0 [ 487.951526] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 487.961042] Call Trace: [ 487.963633] dump_stack+0xf7/0x13b [ 487.967165] should_fail.cold.3+0x105/0x14b [ 487.971476] should_failslab+0xba/0xf0 [ 487.975355] kmem_cache_alloc_trace+0x2ea/0x7a0 [ 487.980008] ? __wake_up+0xe/0x10 [ 487.983451] ? netlink_broadcast_filtered+0x297/0x8f0 [ 487.988627] ? __alloc_skb+0x308/0x500 [ 487.992571] netdevice_event+0x16b/0x6d0 [ 487.996626] ? update_gid_event_work_handler+0xb0/0xb0 [ 488.001926] ? add_netdev_upper_ips+0x20/0x20 [ 488.006416] ? inetaddr_event+0x190/0x190 [ 488.010549] ? _add_netdev_ips+0x30/0x30 [ 488.014607] ? is_eth_port_of_netdev.part.7+0x1e0/0x1e0 [ 488.019968] ? rtmsg_ifinfo_event.part.27+0x7a/0xb0 [ 488.024973] notifier_call_chain+0xd6/0x150 [ 488.029282] raw_notifier_call_chain+0x11/0x20 [ 488.033859] call_netdevice_notifiers_info+0x4b/0x60 [ 488.038951] netdev_upper_dev_unlink+0xab/0xe0 [ 488.043519] ? __netdev_adjacent_dev_unlink_neighbour+0x30/0x30 [ 488.049574] bond_upper_dev_unlink.isra.45+0x33/0xc0 [ 488.054676] __bond_release_one+0x2c2/0x1370 [ 488.059082] ? bond_enslave+0x4a80/0x4a80 [ 488.063426] ? __lock_acquire+0x6a4/0x4500 [ 488.067660] bond_release+0xd/0x10 [ 488.071191] do_set_master+0xb6/0x1f0 [ 488.074976] do_setlink+0x9dd/0x2c50 [ 488.078691] ? rtnl_register+0x20/0x20 [ 488.082568] ? trace_hardirqs_off+0x10/0x10 [ 488.086901] ? find_held_lock+0x36/0x1d0 [ 488.091043] ? is_bpf_text_address+0x60/0xe0 [ 488.095452] ? lock_downgrade+0x7f0/0x7f0 [ 488.099600] ? __lock_acquire+0x6a4/0x4500 [ 488.103877] ? __lock_acquire+0x6a4/0x4500 [ 488.108125] ? __kernel_text_address+0xd/0x40 [ 488.112726] ? unwind_get_return_address+0x61/0xa0 [ 488.117663] ? __lock_acquire+0x6a4/0x4500 [ 488.121943] rtnl_newlink+0xe0c/0x1390 [ 488.125833] ? memset+0x31/0x40 [ 488.129099] ? rtnl_newlink+0x6d0/0x1390 [ 488.133152] ? trace_hardirqs_on+0x10/0x10 [ 488.137378] ? rtnl_link_unregister+0x270/0x270 [ 488.142033] ? find_held_lock+0x36/0x1d0 [ 488.146086] ? mutex_spin_on_owner+0x1f6/0x5c0 [ 488.150673] ? debug_smp_processor_id+0x17/0x20 [ 488.155343] ? osq_unlock+0x19/0x1c0 [ 488.159173] rtnetlink_rcv_msg+0x34f/0x9d0 [ 488.163398] ? rtnl_bridge_getlink+0x760/0x760 [ 488.167991] ? find_held_lock+0x36/0x1d0 [ 488.172110] netlink_rcv_skb+0x133/0x370 [ 488.176162] ? rtnl_bridge_getlink+0x760/0x760 [ 488.180732] ? netlink_ack+0xa00/0xa00 [ 488.184612] ? netlink_deliver_tap+0x8e/0x920 [ 488.189272] rtnetlink_rcv+0x10/0x20 [ 488.192974] netlink_unicast+0x40d/0x5f0 [ 488.197146] ? netlink_attachskb+0x6e0/0x6e0 [ 488.201992] netlink_sendmsg+0x730/0xbd0 [ 488.206067] ? netlink_unicast+0x5f0/0x5f0 [ 488.210292] ? selinux_socket_sendmsg+0x31/0x40 [ 488.215506] ? security_socket_sendmsg+0x6a/0xa0 [ 488.220375] ? netlink_unicast+0x5f0/0x5f0 [ 488.224619] sock_sendmsg+0xb5/0xf0 [ 488.228252] ___sys_sendmsg+0x625/0x920 [ 488.232216] ? trace_hardirqs_off+0x10/0x10 [ 488.236550] ? copy_msghdr_from_user+0x3f0/0x3f0 [ 488.241322] ? find_held_lock+0x36/0x1d0 [ 488.245378] ? lock_downgrade+0x7f0/0x7f0 [ 488.249526] ? __fget+0x1ca/0x2f0 [ 488.252976] ? __fget_light+0x166/0x200 [ 488.256940] ? __fdget+0xe/0x10 [ 488.260218] ? sockfd_lookup_light+0x1c/0x150 [ 488.264778] __sys_sendmsg+0xc1/0x140 [ 488.268618] ? SyS_shutdown+0x180/0x180 [ 488.272651] ? __sb_end_write+0xa4/0xd0 [ 488.276616] ? mutex_unlock+0xd/0x10 [ 488.280337] ? do_syscall_64+0x4c/0x5b0 [ 488.284313] ? __sys_sendmsg+0x140/0x140 [ 488.288358] SyS_sendmsg+0xd/0x20 [ 488.291820] do_syscall_64+0x1c7/0x5b0 [ 488.295715] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 488.300579] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 488.305765] RIP: 0033:0x448e09 [ 488.308941] RSP: 002b:00007fc4468a1cb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 488.316634] RAX: ffffffffffffffda RBX: 00007fc4468a1cc0 RCX: 0000000000448e09 [ 488.324002] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 488.331439] RBP: 0000000000000006 R08: 0000000000000002 R09: 0000000000003131 [ 488.338753] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc6c [ 488.346014] R13: 00007ffd1d75b63f R14: 00007fc4468a29c0 R15: 0000000000000000 [ 488.356638] bond0: Releasing backup interface bond_slave_1 [ 488.382548] batman_adv: batadv0: Adding interface: bond_slave_1 [ 488.388912] batman_adv: batadv0: The MTU of interface bond_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. [ 488.414568] batman_adv: batadv0: Not using interface bond_slave_1 (retrying later): interface not active [ 488.428213] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 488.438613] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 488.446950] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 488.457227] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 488.464816] FAULT_INJECTION: forcing a failure. [ 488.464816] name failslab, interval 1, probability 0, space 0, times 0 [ 488.476545] CPU: 1 PID: 28879 Comm: syz-executor515 Not tainted 4.14.164-syzkaller #0 [ 488.484517] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 488.493863] Call Trace: [ 488.496460] dump_stack+0xf7/0x13b [ 488.500011] should_fail.cold.3+0x105/0x14b [ 488.504358] should_failslab+0xba/0xf0 [ 488.508256] kmem_cache_alloc_node+0x287/0x790 [ 488.512833] __alloc_skb+0x92/0x500 [ 488.516443] ? skb_trim+0x160/0x160 [ 488.520062] ? if_nlmsg_size+0x2d9/0x6f0 [ 488.524121] rtmsg_ifinfo_build_skb+0x68/0x120 [ 488.528693] rtmsg_ifinfo_event.part.27+0x16/0xb0 [ 488.533783] ? netdev_adjacent_sysfs_add+0x94/0xb0 [ 488.539052] rtnetlink_event+0xc2/0x110 [ 488.543012] notifier_call_chain+0xd6/0x150 [ 488.547319] raw_notifier_call_chain+0x11/0x20 [ 488.551890] call_netdevice_notifiers_info+0x4b/0x60 [ 488.557170] __netdev_upper_dev_link+0x18e/0x1f0 [ 488.562002] ? netdev_upper_dev_unlink+0xe0/0xe0 [ 488.566748] netdev_master_upper_dev_link+0x14/0x20 [ 488.571753] batadv_hardif_enable_interface+0x1af/0x990 [ 488.577120] batadv_softif_slave_add+0x82/0xe0 [ 488.581707] do_set_master+0x163/0x1f0 [ 488.585580] do_setlink+0x9dd/0x2c50 [ 488.589285] ? find_held_lock+0x36/0x1d0 [ 488.593350] ? rtnl_register+0x20/0x20 [ 488.597223] ? load_balance+0xb38/0x2190 [ 488.601275] ? lock_downgrade+0x7f0/0x7f0 [ 488.605406] ? lock_pin_lock+0x340/0x340 [ 488.609467] ? __lock_acquire+0x6a4/0x4500 [ 488.613695] ? trace_hardirqs_off+0x10/0x10 [ 488.618005] ? __lock_is_held+0xb5/0x140 [ 488.622060] ? trace_hardirqs_off+0x10/0x10 [ 488.626395] rtnl_newlink+0xe0c/0x1390 [ 488.630299] ? rtnl_link_unregister+0x270/0x270 [ 488.634963] ? finish_task_switch+0x178/0x650 [ 488.639457] ? finish_task_switch+0x14d/0x650 [ 488.643945] ? find_held_lock+0x36/0x1d0 [ 488.648044] ? __mutex_lock+0x8b7/0x14c0 [ 488.652095] ? lock_downgrade+0x7f0/0x7f0 [ 488.656346] ? do_raw_spin_unlock+0x16a/0x250 [ 488.660843] rtnetlink_rcv_msg+0x34f/0x9d0 [ 488.665230] ? rtnl_bridge_getlink+0x760/0x760 [ 488.669800] ? find_held_lock+0x36/0x1d0 [ 488.673855] netlink_rcv_skb+0x133/0x370 [ 488.677905] ? rtnl_bridge_getlink+0x760/0x760 [ 488.682482] ? netlink_ack+0xa00/0xa00 [ 488.686371] ? netlink_deliver_tap+0x8e/0x920 [ 488.690866] rtnetlink_rcv+0x10/0x20 [ 488.694609] netlink_unicast+0x40d/0x5f0 [ 488.698658] ? netlink_attachskb+0x6e0/0x6e0 [ 488.703072] netlink_sendmsg+0x730/0xbd0 [ 488.707861] ? netlink_unicast+0x5f0/0x5f0 [ 488.712092] ? selinux_socket_sendmsg+0x31/0x40 [ 488.716760] ? security_socket_sendmsg+0x6a/0xa0 [ 488.721511] ? netlink_unicast+0x5f0/0x5f0 [ 488.725909] sock_sendmsg+0xb5/0xf0 [ 488.729541] ___sys_sendmsg+0x625/0x920 [ 488.733522] ? trace_hardirqs_off+0x10/0x10 [ 488.737834] ? copy_msghdr_from_user+0x3f0/0x3f0 [ 488.742579] ? find_held_lock+0x36/0x1d0 [ 488.746648] ? lock_downgrade+0x7f0/0x7f0 [ 488.750787] ? __fget+0x1ca/0x2f0 [ 488.754226] ? __fget_light+0x166/0x200 [ 488.758388] ? __fdget+0xe/0x10 [ 488.761667] ? sockfd_lookup_light+0x1c/0x150 [ 488.766166] __sys_sendmsg+0xc1/0x140 [ 488.769968] ? SyS_shutdown+0x180/0x180 [ 488.773932] ? __sb_end_write+0xa4/0xd0 [ 488.777895] ? mutex_unlock+0xd/0x10 [ 488.781613] ? do_syscall_64+0x4c/0x5b0 [ 488.785579] ? __sys_sendmsg+0x140/0x140 [ 488.789630] SyS_sendmsg+0xd/0x20 [ 488.793092] do_syscall_64+0x1c7/0x5b0 [ 488.796985] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 488.801823] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 488.807018] RIP: 0033:0x448e09 [ 488.810206] RSP: 002b:00007fc4468a1cb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 488.817898] RAX: ffffffffffffffda RBX: 00007fc4468a1cc0 RCX: 0000000000448e09 [ 488.825154] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 488.832408] RBP: 0000000000000006 R08: 0000000000000002 R09: 0000000000003131 [ 488.839683] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc6c [ 488.846950] R13: 00007ffd1d75b63f R14: 00007fc4468a29c0 R15: 0000000000000000 [ 488.856316] batman_adv: batadv0: Adding interface: veth0 [ 488.861835] 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. [ 488.887031] batman_adv: batadv0: Interface activated: veth0 [ 488.896022] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 488.908445] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 488.921873] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 488.931246] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 488.937298] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 488.947848] FAULT_INJECTION: forcing a failure. [ 488.947848] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 488.948529] FAULT_INJECTION: forcing a failure. [ 488.948529] name failslab, interval 1, probability 0, space 0, times 0 [ 488.961305] CPU: 1 PID: 28884 Comm: syz-executor515 Not tainted 4.14.164-syzkaller #0 [ 488.979913] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 488.989364] Call Trace: [ 488.991946] dump_stack+0xf7/0x13b [ 488.995483] should_fail.cold.3+0x105/0x14b [ 488.999808] __alloc_pages_nodemask+0x1d5/0x770 [ 489.004482] ? find_held_lock+0x36/0x1d0 [ 489.008548] ? __alloc_pages_slowpath+0x2650/0x2650 [ 489.013565] ? lock_downgrade+0x7f0/0x7f0 [ 489.017718] alloc_pages_current+0xd6/0x1b0 [ 489.022160] __get_free_pages+0xf/0x40 [ 489.026051] __tlb_remove_page_size+0x26b/0x4d0 [ 489.030708] ? page_remove_rmap+0x17c/0x7e0 [ 489.035021] unmap_page_range+0x933/0x1690 [ 489.039272] ? vm_normal_page_pmd+0x340/0x340 [ 489.043779] ? trace_hardirqs_on_caller+0x40c/0x580 [ 489.048810] unmap_single_vma+0x121/0x300 [ 489.052950] unmap_vmas+0xe2/0x190 [ 489.056485] exit_mmap+0x249/0x450 [ 489.060013] ? SyS_munmap+0x30/0x30 [ 489.063635] ? __khugepaged_exit+0x2b1/0x3f0 [ 489.068034] ? __khugepaged_exit+0x2b2/0x3f0 [ 489.072441] mmput+0xed/0x3c0 [ 489.075561] do_exit+0x8ae/0x2c00 [ 489.079004] ? trace_hardirqs_off+0x10/0x10 [ 489.083316] ? mm_update_next_owner+0x630/0x630 [ 489.087981] ? find_held_lock+0x36/0x1d0 [ 489.092033] ? get_signal+0x2ad/0x1b30 [ 489.095908] ? lock_downgrade+0x7f0/0x7f0 [ 489.100049] do_group_exit+0xf4/0x2f0 [ 489.103843] get_signal+0x2fe/0x1b30 [ 489.107546] ? lock_downgrade+0x7f0/0x7f0 [ 489.111690] do_signal+0x7f/0x19a0 [ 489.115219] ? kick_process+0xe9/0x170 [ 489.119093] ? task_work_add+0xa2/0xe0 [ 489.122981] ? setup_sigcontext+0x7d0/0x7d0 [ 489.127291] ? fput+0x96/0x110 [ 489.130480] ? __sys_sendmsg+0x12b/0x140 [ 489.134530] ? SyS_shutdown+0x180/0x180 [ 489.138497] ? __sb_end_write+0xa4/0xd0 [ 489.142466] ? mutex_unlock+0xd/0x10 [ 489.146171] ? exit_to_usermode_loop+0x3a/0x1b0 [ 489.150833] exit_to_usermode_loop+0x114/0x1b0 [ 489.155415] do_syscall_64+0x416/0x5b0 [ 489.160253] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 489.165093] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 489.170270] RIP: 0033:0x448e09 [ 489.173562] RSP: 002b:00007fc446880cb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 489.181260] RAX: 0000000000000028 RBX: 00007fc446880cc0 RCX: 0000000000448e09 [ 489.188536] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 489.195800] RBP: 0000000000000006 R08: 0000000000000002 R09: 0000000000003131 [ 489.203065] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc7c [ 489.210344] R13: 00007ffd1d75b63f R14: 00007fc4468819c0 R15: 0000000000000000 [ 489.217634] CPU: 0 PID: 28887 Comm: syz-executor515 Not tainted 4.14.164-syzkaller #0 [ 489.225624] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 489.235207] Call Trace: [ 489.237802] dump_stack+0xf7/0x13b [ 489.241645] should_fail.cold.3+0x105/0x14b [ 489.246075] should_failslab+0xba/0xf0 [ 489.249970] kmem_cache_alloc+0x47/0x790 [ 489.254025] __debug_object_init+0x65c/0xa10 [ 489.258434] ? lock_acquire+0x173/0x400 [ 489.262545] ? debug_object_destroy+0x2b0/0x2b0 [ 489.267929] debug_object_init_on_stack+0x19/0x20 [ 489.272811] __init_work+0x14/0x20 [ 489.276416] _synchronize_rcu_expedited+0x45c/0x8a0 [ 489.281575] ? rcu_report_exp_cpu_mult+0xa0/0xa0 [ 489.286339] ? sync_exp_work_done.part.9+0x10/0x10 [ 489.291405] ? trace_hardirqs_on_caller+0x40c/0x580 [ 489.296574] ? net_to_rxe+0xc8/0xf0 [ 489.300198] ? trace_hardirqs_on+0xd/0x10 [ 489.304524] ? __local_bh_enable_ip+0x9c/0x180 [ 489.309104] ? trace_hardirqs_off+0x10/0x10 [ 489.313596] ? net_to_rxe+0xc8/0xf0 [ 489.317215] ? rcu_report_exp_cpu_mult+0xa0/0xa0 [ 489.322212] ? trace_hardirqs_off+0x10/0x10 [ 489.326674] ? __lock_is_held+0xb5/0x140 [ 489.330731] ? __lock_is_held+0xb5/0x140 [ 489.334792] synchronize_rcu_expedited+0x35/0xb0 [ 489.339535] synchronize_net+0x25/0x30 [ 489.343411] netdev_rx_handler_unregister+0x43/0x80 [ 489.348428] team_port_del+0x28d/0x770 [ 489.352311] team_del_slave+0x34/0x70 [ 489.356159] do_set_master+0xb6/0x1f0 [ 489.360046] do_setlink+0x9dd/0x2c50 [ 489.363773] ? find_held_lock+0x36/0x1d0 [ 489.367834] ? rtnl_register+0x20/0x20 [ 489.371825] ? load_balance+0xb38/0x2190 [ 489.376125] ? lock_downgrade+0x7f0/0x7f0 [ 489.380275] ? lock_pin_lock+0x340/0x340 [ 489.384507] ? __lock_acquire+0x6a4/0x4500 [ 489.388741] ? trace_hardirqs_off+0x10/0x10 [ 489.393059] ? __lock_is_held+0xb5/0x140 [ 489.397227] ? trace_hardirqs_off+0x10/0x10 [ 489.401565] rtnl_newlink+0xe0c/0x1390 [ 489.405534] ? rtnl_newlink+0x6d0/0x1390 [ 489.409753] ? rtnl_link_unregister+0x270/0x270 [ 489.414443] ? finish_task_switch+0x178/0x650 [ 489.418943] ? finish_task_switch+0x14d/0x650 [ 489.423629] ? find_held_lock+0x36/0x1d0 [ 489.427686] ? __mutex_lock+0x8b7/0x14c0 [ 489.431737] ? lock_downgrade+0x7f0/0x7f0 [ 489.435885] ? do_raw_spin_unlock+0x16a/0x250 [ 489.440667] rtnetlink_rcv_msg+0x34f/0x9d0 [ 489.444894] ? rtnl_bridge_getlink+0x760/0x760 [ 489.449500] ? find_held_lock+0x36/0x1d0 [ 489.453567] netlink_rcv_skb+0x133/0x370 [ 489.457628] ? rtnl_bridge_getlink+0x760/0x760 [ 489.462327] ? netlink_ack+0xa00/0xa00 [ 489.466320] ? netlink_deliver_tap+0x8e/0x920 [ 489.470840] rtnetlink_rcv+0x10/0x20 [ 489.474563] netlink_unicast+0x40d/0x5f0 [ 489.478625] ? netlink_attachskb+0x6e0/0x6e0 [ 489.483038] netlink_sendmsg+0x730/0xbd0 [ 489.487090] ? netlink_unicast+0x5f0/0x5f0 [ 489.491326] ? selinux_socket_sendmsg+0x31/0x40 [ 489.496054] ? security_socket_sendmsg+0x6a/0xa0 [ 489.500808] ? netlink_unicast+0x5f0/0x5f0 [ 489.505158] sock_sendmsg+0xb5/0xf0 [ 489.508786] ___sys_sendmsg+0x625/0x920 [ 489.512865] ? trace_hardirqs_off+0x10/0x10 [ 489.517278] ? copy_msghdr_from_user+0x3f0/0x3f0 [ 489.522028] ? find_held_lock+0x36/0x1d0 [ 489.526094] ? lock_downgrade+0x7f0/0x7f0 [ 489.530247] ? __fget+0x1ca/0x2f0 [ 489.533710] ? __fget_light+0x166/0x200 [ 489.537736] ? __fdget+0xe/0x10 [ 489.541040] ? sockfd_lookup_light+0x1c/0x150 [ 489.545792] __sys_sendmsg+0xc1/0x140 [ 489.549587] ? SyS_shutdown+0x180/0x180 [ 489.554167] ? __sb_end_write+0xa4/0xd0 [ 489.558239] ? mutex_unlock+0xd/0x10 [ 489.562080] ? do_syscall_64+0x4c/0x5b0 [ 489.566048] ? __sys_sendmsg+0x140/0x140 [ 489.570101] SyS_sendmsg+0xd/0x20 [ 489.573571] do_syscall_64+0x1c7/0x5b0 [ 489.577454] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 489.582442] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 489.587629] RIP: 0033:0x448e09 [ 489.590946] RSP: 002b:00007fc4468a1cb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 489.598655] RAX: ffffffffffffffda RBX: 00007fc4468a1cc0 RCX: 0000000000448e09 [ 489.606035] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 489.613329] RBP: 0000000000000006 R08: 0000000000000002 R09: 0000000000003131 [ 489.620692] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc6c [ 489.628053] R13: 00007ffd1d75b63f R14: 00007fc4468a29c0 R15: 0000000000000000 [ 489.640454] team0: Port device team_slave_1 removed [ 489.646057] batman_adv: batadv0: Adding interface: team_slave_1 [ 489.652595] batman_adv: batadv0: The MTU of interface team_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. [ 489.677760] batman_adv: batadv0: Not using interface team_slave_1 (retrying later): interface not active [ 489.696387] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 489.707653] FAULT_INJECTION: forcing a failure. [ 489.707653] name failslab, interval 1, probability 0, space 0, times 0 [ 489.719136] CPU: 1 PID: 28893 Comm: syz-executor515 Not tainted 4.14.164-syzkaller #0 [ 489.727112] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 489.736470] Call Trace: [ 489.739226] dump_stack+0xf7/0x13b [ 489.742760] should_fail.cold.3+0x105/0x14b [ 489.747072] should_failslab+0xba/0xf0 [ 489.751100] kmem_cache_alloc_node+0x287/0x790 [ 489.755678] __alloc_skb+0x92/0x500 [ 489.759295] ? skb_trim+0x160/0x160 [ 489.763160] ? if_nlmsg_size+0x2d9/0x6f0 [ 489.767211] rtmsg_ifinfo_build_skb+0x68/0x120 [ 489.771785] rtmsg_ifinfo_event.part.27+0x16/0xb0 [ 489.776678] ? netdev_adjacent_sysfs_add+0x94/0xb0 [ 489.781605] rtnetlink_event+0xc2/0x110 [ 489.785735] notifier_call_chain+0xd6/0x150 [ 489.790063] raw_notifier_call_chain+0x11/0x20 [ 489.794750] call_netdevice_notifiers_info+0x4b/0x60 [ 489.799900] __netdev_upper_dev_link+0x18e/0x1f0 [ 489.804645] ? netdev_upper_dev_unlink+0xe0/0xe0 [ 489.809392] netdev_master_upper_dev_link+0x14/0x20 [ 489.814502] batadv_hardif_enable_interface+0x1af/0x990 [ 489.819875] batadv_softif_slave_add+0x82/0xe0 [ 489.824476] do_set_master+0x163/0x1f0 [ 489.828454] do_setlink+0x9dd/0x2c50 [ 489.832164] ? __lock_acquire+0x6a4/0x4500 [ 489.836508] ? rtnl_register+0x20/0x20 [ 489.840459] ? trace_hardirqs_on+0x10/0x10 [ 489.844692] ? trace_hardirqs_off+0x10/0x10 [ 489.849004] ? __lock_acquire+0x6a4/0x4500 [ 489.853230] ? trace_hardirqs_off+0x10/0x10 [ 489.857682] ? __lock_is_held+0xb5/0x140 [ 489.861906] ? trace_hardirqs_off+0x10/0x10 [ 489.866224] ? mark_held_locks+0xc7/0x130 [ 489.870385] ? retint_kernel+0x2d/0x2d [ 489.874421] rtnl_newlink+0xe0c/0x1390 [ 489.878427] ? rtnl_link_unregister+0x270/0x270 [ 489.883096] ? finish_task_switch+0x178/0x650 [ 489.887586] ? finish_task_switch+0x14d/0x650 [ 489.892252] ? find_held_lock+0x36/0x1d0 [ 489.896318] ? __mutex_lock+0x8b7/0x14c0 [ 489.900402] ? lock_downgrade+0x7f0/0x7f0 [ 489.904561] ? do_raw_spin_unlock+0x16a/0x250 [ 489.909089] rtnetlink_rcv_msg+0x34f/0x9d0 [ 489.913318] ? rtnl_bridge_getlink+0x760/0x760 [ 489.917892] ? find_held_lock+0x36/0x1d0 [ 489.921958] netlink_rcv_skb+0x133/0x370 [ 489.926011] ? rtnl_bridge_getlink+0x760/0x760 [ 489.930580] ? netlink_ack+0xa00/0xa00 [ 489.934462] ? netlink_deliver_tap+0x8e/0x920 [ 489.939060] rtnetlink_rcv+0x10/0x20 [ 489.942760] netlink_unicast+0x40d/0x5f0 [ 489.946829] ? netlink_attachskb+0x6e0/0x6e0 [ 489.951233] netlink_sendmsg+0x730/0xbd0 [ 489.955317] ? netlink_unicast+0x5f0/0x5f0 [ 489.959562] ? selinux_socket_sendmsg+0x31/0x40 [ 489.964227] ? security_socket_sendmsg+0x6a/0xa0 [ 489.968983] ? netlink_unicast+0x5f0/0x5f0 [ 489.973207] sock_sendmsg+0xb5/0xf0 [ 489.976830] ___sys_sendmsg+0x625/0x920 [ 489.980910] ? trace_hardirqs_off+0x10/0x10 [ 489.985309] ? copy_msghdr_from_user+0x3f0/0x3f0 [ 489.990353] ? find_held_lock+0x36/0x1d0 [ 489.994601] ? lock_downgrade+0x7f0/0x7f0 [ 489.998818] ? __fget+0x1ca/0x2f0 [ 490.002286] ? __fget_light+0x166/0x200 [ 490.006331] ? __fdget+0xe/0x10 [ 490.009664] ? sockfd_lookup_light+0x1c/0x150 [ 490.014152] __sys_sendmsg+0xc1/0x140 [ 490.018000] ? SyS_shutdown+0x180/0x180 [ 490.022028] ? __sb_end_write+0xa4/0xd0 [ 490.025991] ? mutex_unlock+0xd/0x10 [ 490.029696] ? do_syscall_64+0x4c/0x5b0 [ 490.033672] ? __sys_sendmsg+0x140/0x140 [ 490.037728] SyS_sendmsg+0xd/0x20 [ 490.041270] do_syscall_64+0x1c7/0x5b0 [ 490.045148] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 490.049984] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 490.055168] RIP: 0033:0x448e09 [ 490.058384] RSP: 002b:00007fc4468a1cb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 490.066082] RAX: ffffffffffffffda RBX: 00007fc4468a1cc0 RCX: 0000000000448e09 [ 490.074682] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 490.082083] RBP: 0000000000000006 R08: 0000000000000002 R09: 0000000000003131 [ 490.089346] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc6c [ 490.096790] R13: 00007ffd1d75b63f R14: 00007fc4468a29c0 R15: 0000000000000000 [ 490.106275] batman_adv: batadv0: Adding interface: veth1_to_bridge [ 490.112871] batman_adv: batadv0: The MTU of interface veth1_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. [ 490.138373] batman_adv: batadv0: Interface activated: veth1_to_bridge [ 490.167328] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 490.174581] FAULT_INJECTION: forcing a failure. [ 490.174581] name fail_futex, interval 1, probability 0, space 0, times 0 [ 490.177005] FAULT_INJECTION: forcing a failure. [ 490.177005] name failslab, interval 1, probability 0, space 0, times 0 [ 490.197433] CPU: 0 PID: 28900 Comm: syz-executor515 Not tainted 4.14.164-syzkaller #0 [ 490.205421] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 490.214776] Call Trace: [ 490.217364] dump_stack+0xf7/0x13b [ 490.220897] should_fail.cold.3+0x105/0x14b [ 490.225214] get_futex_key+0x181/0xef0 [ 490.229100] ? futex_lock_pi_atomic+0x1f0/0x1f0 [ 490.233768] ? find_held_lock+0x36/0x1d0 [ 490.237826] futex_wake+0xc7/0x560 [ 490.241369] ? check_noncircular+0x20/0x20 [ 490.245620] ? get_futex_key+0xef0/0xef0 [ 490.249682] do_futex+0x573/0x1760 [ 490.253218] ? __lock_acquire+0x6a4/0x4500 [ 490.257462] ? futex_exit_release+0x60/0x60 [ 490.261789] ? __lock_acquire+0x6a4/0x4500 [ 490.266025] ? trace_hardirqs_off+0x10/0x10 [ 490.270348] ? trace_hardirqs_off+0x10/0x10 [ 490.274672] ? trace_hardirqs_on+0x10/0x10 [ 490.278898] ? trace_hardirqs_off+0x10/0x10 [ 490.283230] SyS_futex+0xf1/0x250 [ 490.286678] ? do_futex+0x1760/0x1760 [ 490.290468] ? lock_downgrade+0x7f0/0x7f0 [ 490.294610] mm_release+0x229/0x2a0 [ 490.298488] exit_mm_release+0x1d/0x30 [ 490.302372] do_exit+0x538/0x2c00 [ 490.305827] ? trace_hardirqs_off+0x10/0x10 [ 490.310163] ? mm_update_next_owner+0x630/0x630 [ 490.314824] ? find_held_lock+0x36/0x1d0 [ 490.318896] ? get_signal+0x2ad/0x1b30 [ 490.322780] ? lock_downgrade+0x7f0/0x7f0 [ 490.326927] do_group_exit+0xf4/0x2f0 [ 490.330719] get_signal+0x2fe/0x1b30 [ 490.334421] ? lock_downgrade+0x7f0/0x7f0 [ 490.338572] do_signal+0x7f/0x19a0 [ 490.342105] ? kick_process+0xe9/0x170 [ 490.345992] ? task_work_add+0xa2/0xe0 [ 490.349872] ? setup_sigcontext+0x7d0/0x7d0 [ 490.354183] ? fput+0x96/0x110 [ 490.357380] ? __sys_sendmsg+0x12b/0x140 [ 490.361455] ? SyS_shutdown+0x180/0x180 [ 490.365426] ? __sb_end_write+0xa4/0xd0 [ 490.369415] ? mutex_unlock+0xd/0x10 [ 490.373133] ? exit_to_usermode_loop+0x3a/0x1b0 [ 490.377809] exit_to_usermode_loop+0x114/0x1b0 [ 490.382421] do_syscall_64+0x416/0x5b0 [ 490.386317] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 490.391166] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 490.396346] RIP: 0033:0x448e09 [ 490.399521] RSP: 002b:00007fc4468a1cb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 490.407398] RAX: 0000000000000028 RBX: 00007fc4468a1cc0 RCX: 0000000000448e09 [ 490.414657] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 490.421927] RBP: 0000000000000006 R08: 0000000000000002 R09: 0000000000003131 [ 490.429281] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc6c [ 490.436562] R13: 00007ffd1d75b63f R14: 00007fc4468a29c0 R15: 0000000000000000 [ 490.443833] CPU: 1 PID: 28907 Comm: syz-executor515 Not tainted 4.14.164-syzkaller #0 [ 490.451824] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 490.461294] Call Trace: [ 490.463911] dump_stack+0xf7/0x13b [ 490.467457] should_fail.cold.3+0x105/0x14b [ 490.471765] should_failslab+0xba/0xf0 [ 490.475653] kmem_cache_alloc_node+0x287/0x790 [ 490.480235] __alloc_skb+0x92/0x500 [ 490.483852] ? skb_trim+0x160/0x160 [ 490.487502] ? if_nlmsg_size+0x2d9/0x6f0 [ 490.491562] rtmsg_ifinfo_build_skb+0x68/0x120 [ 490.496143] rtmsg_ifinfo_event.part.27+0x16/0xb0 [ 490.501066] ? netdev_adjacent_sysfs_add+0x94/0xb0 [ 490.505991] rtnetlink_event+0xc2/0x110 [ 490.509951] notifier_call_chain+0xd6/0x150 [ 490.514270] raw_notifier_call_chain+0x11/0x20 [ 490.518840] call_netdevice_notifiers_info+0x4b/0x60 [ 490.523928] __netdev_upper_dev_link+0x18e/0x1f0 [ 490.528672] ? netdev_upper_dev_unlink+0xe0/0xe0 [ 490.533434] netdev_master_upper_dev_link+0x14/0x20 [ 490.538435] batadv_hardif_enable_interface+0x1af/0x990 [ 490.544148] batadv_softif_slave_add+0x82/0xe0 [ 490.548716] do_set_master+0x163/0x1f0 [ 490.552589] do_setlink+0x9dd/0x2c50 [ 490.556289] ? trace_hardirqs_on+0x10/0x10 [ 490.560528] ? find_held_lock+0x36/0x1d0 [ 490.565848] ? trace_hardirqs_off+0x10/0x10 [ 490.570213] ? rtnl_register+0x20/0x20 [ 490.574107] ? find_held_lock+0x36/0x1d0 [ 490.578248] ? __lock_acquire+0x6a4/0x4500 [ 490.582477] ? trace_hardirqs_off+0x10/0x10 [ 490.586785] ? trace_hardirqs_off+0x10/0x10 [ 490.591116] ? __lock_is_held+0xb5/0x140 [ 490.595172] ? trace_hardirqs_off+0x10/0x10 [ 490.599500] rtnl_newlink+0xe0c/0x1390 [ 490.603384] ? rtnl_link_unregister+0x270/0x270 [ 490.608038] ? finish_task_switch+0x178/0x650 [ 490.612578] ? finish_task_switch+0x14d/0x650 [ 490.617201] ? find_held_lock+0x36/0x1d0 [ 490.621256] ? __mutex_lock+0x8b7/0x14c0 [ 490.625303] ? lock_downgrade+0x7f0/0x7f0 [ 490.629441] ? do_raw_spin_unlock+0x16a/0x250 [ 490.633961] rtnetlink_rcv_msg+0x34f/0x9d0 [ 490.638196] ? rtnl_bridge_getlink+0x760/0x760 [ 490.642773] ? find_held_lock+0x36/0x1d0 [ 490.646837] netlink_rcv_skb+0x133/0x370 [ 490.650955] ? rtnl_bridge_getlink+0x760/0x760 [ 490.655536] ? netlink_ack+0xa00/0xa00 [ 490.659408] ? netlink_deliver_tap+0x8e/0x920 [ 490.663897] rtnetlink_rcv+0x10/0x20 [ 490.667619] netlink_unicast+0x40d/0x5f0 [ 490.671713] ? netlink_attachskb+0x6e0/0x6e0 [ 490.676122] netlink_sendmsg+0x730/0xbd0 [ 490.680182] ? netlink_unicast+0x5f0/0x5f0 [ 490.684400] ? selinux_socket_sendmsg+0x31/0x40 [ 490.689075] ? security_socket_sendmsg+0x6a/0xa0 [ 490.693818] ? netlink_unicast+0x5f0/0x5f0 [ 490.698059] sock_sendmsg+0xb5/0xf0 [ 490.702029] ___sys_sendmsg+0x625/0x920 [ 490.705995] ? trace_hardirqs_off+0x10/0x10 [ 490.710309] ? copy_msghdr_from_user+0x3f0/0x3f0 [ 490.715055] ? find_held_lock+0x36/0x1d0 [ 490.719118] ? lock_downgrade+0x7f0/0x7f0 [ 490.723281] ? __fget+0x1ca/0x2f0 [ 490.726735] ? __fget_light+0x166/0x200 [ 490.730706] ? __fdget+0xe/0x10 [ 490.733975] ? sockfd_lookup_light+0x1c/0x150 [ 490.738456] __sys_sendmsg+0xc1/0x140 [ 490.742246] ? SyS_shutdown+0x180/0x180 [ 490.746229] ? __sb_end_write+0xa4/0xd0 [ 490.750205] ? mutex_unlock+0xd/0x10 [ 490.753906] ? do_syscall_64+0x4c/0x5b0 [ 490.757864] ? __sys_sendmsg+0x140/0x140 [ 490.761921] SyS_sendmsg+0xd/0x20 [ 490.765363] do_syscall_64+0x1c7/0x5b0 [ 490.769266] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 490.774115] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 490.779289] RIP: 0033:0x448e09 [ 490.782465] RSP: 002b:00007fc4468a1cb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 490.790217] RAX: ffffffffffffffda RBX: 00007fc4468a1cc0 RCX: 0000000000448e09 [ 490.797495] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 490.804762] RBP: 0000000000000006 R08: 0000000000000002 R09: 0000000000003131 [ 490.812016] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc6c [ 490.819271] R13: 00007ffd1d75b63f R14: 00007fc4468a29c0 R15: 0000000000000000 [ 490.829272] batman_adv: batadv0: Adding interface: hsr_slave_1 [ 490.835425] batman_adv: batadv0: The MTU of interface hsr_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. [ 490.860410] batman_adv: batadv0: Interface activated: hsr_slave_1 [ 490.868186] FAULT_INJECTION: forcing a failure. [ 490.868186] name failslab, interval 1, probability 0, space 0, times 0 [ 490.880313] CPU: 0 PID: 28906 Comm: syz-executor515 Not tainted 4.14.164-syzkaller #0 [ 490.888426] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 490.897771] Call Trace: [ 490.900361] dump_stack+0xf7/0x13b [ 490.903896] should_fail.cold.3+0x105/0x14b [ 490.908213] should_failslab+0xba/0xf0 [ 490.912086] kmem_cache_alloc_node+0x287/0x790 [ 490.916660] __alloc_skb+0x92/0x500 [ 490.920282] ? skb_trim+0x160/0x160 [ 490.923948] ? if_nlmsg_size+0x2d9/0x6f0 [ 490.928009] rtmsg_ifinfo_build_skb+0x68/0x120 [ 490.932605] rtmsg_ifinfo_event.part.27+0x16/0xb0 [ 490.937436] ? netdev_adjacent_sysfs_add+0x94/0xb0 [ 490.942369] rtnetlink_event+0xc2/0x110 [ 490.946862] notifier_call_chain+0xd6/0x150 [ 490.951228] raw_notifier_call_chain+0x11/0x20 [ 490.955804] call_netdevice_notifiers_info+0x4b/0x60 [ 490.960910] __netdev_upper_dev_link+0x18e/0x1f0 [ 490.965677] ? netdev_upper_dev_unlink+0xe0/0xe0 [ 490.970430] netdev_master_upper_dev_link+0x14/0x20 [ 490.975434] batadv_hardif_enable_interface+0x1af/0x990 [ 490.980799] batadv_softif_slave_add+0x82/0xe0 [ 490.985374] do_set_master+0x163/0x1f0 [ 490.989262] do_setlink+0x9dd/0x2c50 [ 490.993036] ? find_held_lock+0x36/0x1d0 [ 490.998239] ? rtnl_register+0x20/0x20 [ 491.002140] ? load_balance+0xb38/0x2190 [ 491.006212] ? lock_downgrade+0x7f0/0x7f0 [ 491.010361] ? lock_pin_lock+0x340/0x340 [ 491.014501] ? __lock_acquire+0x6a4/0x4500 [ 491.018726] ? trace_hardirqs_off+0x10/0x10 [ 491.023051] ? __lock_is_held+0xb5/0x140 [ 491.027119] ? trace_hardirqs_off+0x10/0x10 [ 491.031454] rtnl_newlink+0xe0c/0x1390 [ 491.035347] ? rtnl_link_unregister+0x270/0x270 [ 491.039998] ? finish_task_switch+0x178/0x650 [ 491.044489] ? finish_task_switch+0x14d/0x650 [ 491.048970] ? find_held_lock+0x36/0x1d0 [ 491.053033] ? __mutex_lock+0x8b7/0x14c0 [ 491.057106] ? lock_downgrade+0x7f0/0x7f0 [ 491.061249] ? do_raw_spin_unlock+0x16a/0x250 [ 491.065754] rtnetlink_rcv_msg+0x34f/0x9d0 [ 491.069981] ? rtnl_bridge_getlink+0x760/0x760 [ 491.074567] ? find_held_lock+0x36/0x1d0 [ 491.078636] netlink_rcv_skb+0x133/0x370 [ 491.082699] ? rtnl_bridge_getlink+0x760/0x760 [ 491.087280] ? netlink_ack+0xa00/0xa00 [ 491.091259] ? netlink_deliver_tap+0x8e/0x920 [ 491.095745] rtnetlink_rcv+0x10/0x20 [ 491.099730] netlink_unicast+0x40d/0x5f0 [ 491.103802] ? netlink_attachskb+0x6e0/0x6e0 [ 491.108225] netlink_sendmsg+0x730/0xbd0 [ 491.112284] ? netlink_unicast+0x5f0/0x5f0 [ 491.116514] ? selinux_socket_sendmsg+0x31/0x40 [ 491.121186] ? security_socket_sendmsg+0x6a/0xa0 [ 491.125946] ? netlink_unicast+0x5f0/0x5f0 [ 491.130180] sock_sendmsg+0xb5/0xf0 [ 491.133795] ___sys_sendmsg+0x625/0x920 [ 491.137769] ? trace_hardirqs_off+0x10/0x10 [ 491.142259] ? copy_msghdr_from_user+0x3f0/0x3f0 [ 491.147112] ? find_held_lock+0x36/0x1d0 [ 491.151163] ? lock_downgrade+0x7f0/0x7f0 [ 491.155350] ? __fget+0x1ca/0x2f0 [ 491.158790] ? __fget_light+0x166/0x200 [ 491.162761] ? __fdget+0xe/0x10 [ 491.166148] ? sockfd_lookup_light+0x1c/0x150 [ 491.170978] __sys_sendmsg+0xc1/0x140 [ 491.174762] ? SyS_shutdown+0x180/0x180 [ 491.178726] ? __sb_end_write+0xa4/0xd0 [ 491.182699] ? mutex_unlock+0xd/0x10 [ 491.186419] ? do_syscall_64+0x4c/0x5b0 [ 491.190614] ? __sys_sendmsg+0x140/0x140 [ 491.194659] SyS_sendmsg+0xd/0x20 [ 491.198104] do_syscall_64+0x1c7/0x5b0 [ 491.201996] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 491.206945] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 491.212123] RIP: 0033:0x448e09 [ 491.215298] RSP: 002b:00007fc4468a1cb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 491.222994] RAX: ffffffffffffffda RBX: 00007fc4468a1cc0 RCX: 0000000000448e09 [ 491.230320] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 491.237579] RBP: 0000000000000006 R08: 0000000000000002 R09: 0000000000003131 [ 491.244839] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc6c [ 491.252157] R13: 00007ffd1d75b63f R14: 00007fc4468a29c0 R15: 0000000000000000 [ 491.260618] batman_adv: batadv0: Adding interface: veth1_to_bond [ 491.266781] batman_adv: batadv0: The MTU of interface veth1_to_bond 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. [ 491.292127] batman_adv: batadv0: Interface activated: veth1_to_bond [ 491.305962] FAULT_INJECTION: forcing a failure. [ 491.305962] name failslab, interval 1, probability 0, space 0, times 0 [ 491.306053] FAULT_INJECTION: forcing a failure. [ 491.306053] name failslab, interval 1, probability 0, space 0, times 0 [ 491.317345] CPU: 1 PID: 28918 Comm: syz-executor515 Not tainted 4.14.164-syzkaller #0 [ 491.317353] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 491.317356] Call Trace: [ 491.317370] dump_stack+0xf7/0x13b [ 491.317380] should_fail.cold.3+0x105/0x14b [ 491.317389] should_failslab+0xba/0xf0 [ 491.317396] kmem_cache_alloc+0x47/0x790 [ 491.317405] ? find_held_lock+0x36/0x1d0 [ 491.317414] __debug_object_init+0x65c/0xa10 [ 491.317422] ? debug_object_activate+0x1ec/0x4b0 [ 491.377674] ? lock_downgrade+0x7f0/0x7f0 [ 491.381911] ? debug_object_destroy+0x2b0/0x2b0 [ 491.386566] ? trace_hardirqs_on+0x10/0x10 [ 491.390803] debug_object_activate+0x246/0x4b0 [ 491.395371] ? debug_object_free+0x3f0/0x3f0 [ 491.399805] ? free_pid+0x249/0x4a0 [ 491.403415] ? put_pid+0x130/0x130 [ 491.406954] __call_rcu.constprop.64+0x35/0x7b0 [ 491.411629] call_rcu+0x12/0x20 [ 491.414897] free_pid+0x2ea/0x4a0 [ 491.418348] __change_pid+0x1a1/0x270 [ 491.422153] detach_pid+0xb/0x10 [ 491.425529] release_task.part.13+0x8c8/0x1400 [ 491.430187] ? queued_write_lock_slowpath+0x126/0x1d0 [ 491.435366] do_exit+0x1687/0x2c00 [ 491.438906] ? trace_hardirqs_off+0x10/0x10 [ 491.443214] ? mm_update_next_owner+0x630/0x630 [ 491.450323] ? find_held_lock+0x36/0x1d0 [ 491.454381] ? lock_downgrade+0x7f0/0x7f0 [ 491.458543] do_group_exit+0xf4/0x2f0 [ 491.462348] get_signal+0x2fe/0x1b30 [ 491.466058] ? lock_downgrade+0x7f0/0x7f0 [ 491.470199] do_signal+0x7f/0x19a0 [ 491.473722] ? kick_process+0xe9/0x170 [ 491.477637] ? task_work_add+0xa2/0xe0 [ 491.481517] ? setup_sigcontext+0x7d0/0x7d0 [ 491.485824] ? fput+0x96/0x110 [ 491.488998] ? __sys_sendmsg+0x12b/0x140 [ 491.493049] ? SyS_shutdown+0x180/0x180 [ 491.497008] ? __sb_end_write+0xa4/0xd0 [ 491.500968] ? mutex_unlock+0xd/0x10 [ 491.504665] ? exit_to_usermode_loop+0x3a/0x1b0 [ 491.509511] exit_to_usermode_loop+0x114/0x1b0 [ 491.514082] do_syscall_64+0x416/0x5b0 [ 491.517965] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 491.522803] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 491.527974] RIP: 0033:0x448e09 [ 491.531156] RSP: 002b:00007fc4468a1cb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 491.538847] RAX: 0000000000000028 RBX: 00007fc4468a1cc0 RCX: 0000000000448e09 [ 491.546102] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 491.553355] RBP: 0000000000000006 R08: 0000000000000002 R09: 0000000000003131 [ 491.560621] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc6c [ 491.567875] R13: 00007ffd1d75b63f R14: 00007fc4468a29c0 R15: 0000000000000000 [ 491.578971] 8021q: adding VLAN 0 to HW filter on device bond0 [ 491.588872] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 491.597771] CPU: 0 PID: 28920 Comm: syz-executor515 Not tainted 4.14.164-syzkaller #0 [ 491.602214] FAULT_INJECTION: forcing a failure. [ 491.602214] name failslab, interval 1, probability 0, space 0, times 0 [ 491.605855] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 491.605859] Call Trace: [ 491.605873] dump_stack+0xf7/0x13b [ 491.605884] should_fail.cold.3+0x105/0x14b [ 491.605893] should_failslab+0xba/0xf0 [ 491.605900] kmem_cache_alloc+0x47/0x790 [ 491.605907] ? find_held_lock+0x36/0x1d0 [ 491.605916] __debug_object_init+0x65c/0xa10 [ 491.644824] FAULT_INJECTION: forcing a failure. [ 491.644824] name failslab, interval 1, probability 0, space 0, times 0 [ 491.645768] ? debug_object_activate+0x1ec/0x4b0 [ 491.645778] ? lock_downgrade+0x7f0/0x7f0 [ 491.645784] ? debug_object_destroy+0x2b0/0x2b0 [ 491.645790] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 491.645796] ? trace_hardirqs_on_caller+0x40c/0x580 [ 491.645805] debug_object_activate+0x246/0x4b0 [ 491.693675] ? debug_object_free+0x3f0/0x3f0 [ 491.698083] ? fsnotify_grab_connector+0xa7/0x170 [ 491.702937] __call_rcu.constprop.64+0x35/0x7b0 [ 491.707602] ? fsnotify_destroy_marks+0x10/0x140 [ 491.712351] kfree_call_rcu+0x15/0x20 [ 491.716150] sock_destroy_inode+0x41/0x60 [ 491.720294] destroy_inode+0xb3/0x100 [ 491.724100] evict+0x36f/0x590 [ 491.727286] ? do_raw_spin_unlock+0x16a/0x250 [ 491.731772] iput+0x3ac/0x810 [ 491.734868] ? do_raw_spin_unlock+0x16a/0x250 [ 491.739352] dentry_unlink_inode+0x23e/0x2f0 [ 491.743778] __dentry_kill+0x2d2/0x540 [ 491.747660] ? dput.part.27+0x25/0x610 [ 491.751622] ? dput.part.27+0x25/0x610 [ 491.755501] dput.part.27+0x49a/0x610 [ 491.759289] dput+0xe/0x20 [ 491.762127] __fput+0x3f7/0x750 [ 491.765403] ? _raw_spin_unlock_irq+0x27/0x80 [ 491.769892] ____fput+0x9/0x10 [ 491.773073] task_work_run+0xe5/0x170 [ 491.777384] get_signal+0x148c/0x1b30 [ 491.781180] ? lock_downgrade+0x7f0/0x7f0 [ 491.785327] ? __fget+0x1ca/0x2f0 [ 491.788772] do_signal+0x7f/0x19a0 [ 491.792306] ? kick_process+0xe9/0x170 [ 491.796180] ? task_work_add+0xa2/0xe0 [ 491.800073] ? setup_sigcontext+0x7d0/0x7d0 [ 491.804388] ? fput+0x96/0x110 [ 491.807566] ? __sys_sendmsg+0x12b/0x140 [ 491.811613] ? SyS_shutdown+0x180/0x180 [ 491.815583] ? __sb_end_write+0xa4/0xd0 [ 491.819551] ? mutex_unlock+0xd/0x10 [ 491.823260] ? exit_to_usermode_loop+0x3a/0x1b0 [ 491.827917] exit_to_usermode_loop+0x114/0x1b0 [ 491.832503] do_syscall_64+0x416/0x5b0 [ 491.836377] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 491.841221] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 491.846405] RIP: 0033:0x448e09 [ 491.849592] RSP: 002b:00007fc44685fcb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 491.857293] RAX: 0000000000000028 RBX: 00007fc44685fcc0 RCX: 0000000000448e09 [ 491.864645] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 491.871913] RBP: 0000000000000005 R08: 0000000000000002 R09: 0000000000003131 [ 491.879198] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc8c [ 491.886544] R13: 00007ffd1d75b63f R14: 00007fc4468609c0 R15: 0000000000000001 [ 491.893817] CPU: 1 PID: 28925 Comm: syz-executor515 Not tainted 4.14.164-syzkaller #0 [ 491.895097] FAULT_INJECTION: forcing a failure. [ 491.895097] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 491.901802] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 491.901806] Call Trace: [ 491.901820] dump_stack+0xf7/0x13b [ 491.901830] should_fail.cold.3+0x105/0x14b [ 491.901839] should_failslab+0xba/0xf0 [ 491.901847] kmem_cache_alloc+0x2cf/0x790 [ 491.941406] ? selinux_socket_create+0x1ae/0x580 [ 491.946173] ? __fget_light+0x166/0x200 [ 491.950138] sock_alloc_inode+0x18/0x230 [ 491.954186] alloc_inode+0x56/0x150 [ 491.957804] new_inode_pseudo+0xc/0xd0 [ 491.961682] sock_alloc+0x3c/0x280 [ 491.965213] __sock_create+0x7a/0x540 [ 491.969002] SyS_socket+0xc6/0x1a0 [ 491.972792] ? move_addr_to_kernel+0x20/0x20 [ 491.977649] ? do_syscall_64+0x4c/0x5b0 [ 491.981631] ? trace_hardirqs_on_caller+0x40c/0x580 [ 491.986637] ? move_addr_to_kernel+0x20/0x20 [ 491.991038] do_syscall_64+0x1c7/0x5b0 [ 491.994913] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 491.999761] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 492.004936] RIP: 0033:0x448e09 [ 492.008110] RSP: 002b:00007fc4468a1cb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 492.015805] RAX: ffffffffffffffda RBX: 00000000006dfc68 RCX: 0000000000448e09 [ 492.023588] RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000010 [ 492.030861] RBP: 00000000006dfc60 R08: 0000000000000000 R09: 0000000000003131 [ 492.038135] R10: 0000000000003131 R11: 0000000000000246 R12: 00000000006dfc6c [ 492.045394] R13: 00007ffd1d75b63f R14: 00007fc4468a29c0 R15: 0000000000000000 [ 492.052685] CPU: 0 PID: 28922 Comm: syz-executor515 Not tainted 4.14.164-syzkaller #0 [ 492.060706] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 492.070051] Call Trace: [ 492.072647] dump_stack+0xf7/0x13b [ 492.076182] should_fail.cold.3+0x105/0x14b [ 492.080509] __alloc_pages_nodemask+0x1d5/0x770 [ 492.085173] ? find_held_lock+0x36/0x1d0 [ 492.089225] ? __alloc_pages_slowpath+0x2650/0x2650 [ 492.094248] ? lock_downgrade+0x7f0/0x7f0 [ 492.098403] alloc_pages_current+0xd6/0x1b0 [ 492.102731] __get_free_pages+0xf/0x40 [ 492.106711] __tlb_remove_page_size+0x26b/0x4d0 [ 492.111370] ? page_remove_rmap+0x17c/0x7e0 [ 492.115692] unmap_page_range+0x933/0x1690 [ 492.119921] ? vm_normal_page_pmd+0x340/0x340 [ 492.125361] ? trace_hardirqs_on_caller+0x40c/0x580 [ 492.130377] unmap_single_vma+0x121/0x300 [ 492.134519] unmap_vmas+0xe2/0x190 [ 492.138050] exit_mmap+0x249/0x450 [ 492.141580] ? SyS_munmap+0x30/0x30 [ 492.145193] ? __khugepaged_exit+0x2b1/0x3f0 [ 492.149598] ? __khugepaged_exit+0x2b2/0x3f0 [ 492.154004] mmput+0xed/0x3c0 [ 492.157099] do_exit+0x8ae/0x2c00 [ 492.160561] ? mm_update_next_owner+0x630/0x630 [ 492.165227] ? pci_mmcfg_check_reserved+0x120/0x120 [ 492.170235] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 492.174988] ? preempt_schedule+0x4d/0x60 [ 492.179131] ? preempt_schedule_common+0x1f/0xe0 [ 492.183879] ? preempt_schedule+0x4d/0x60 [ 492.188021] do_group_exit+0xf4/0x2f0 [ 492.191842] get_signal+0x2fe/0x1b30 [ 492.195548] ? lock_downgrade+0x7f0/0x7f0 [ 492.199692] do_signal+0x7f/0x19a0 [ 492.203256] ? kick_process+0xe9/0x170 [ 492.207132] ? task_work_add+0xa2/0xe0 [ 492.211019] ? setup_sigcontext+0x7d0/0x7d0 [ 492.215343] ? fput+0x96/0x110 [ 492.218538] ? __sys_sendmsg+0x12b/0x140 [ 492.222626] ? SyS_shutdown+0x180/0x180 [ 492.226586] ? __sb_end_write+0xa4/0xd0 [ 492.230580] ? mutex_unlock+0xd/0x10 [ 492.234286] ? exit_to_usermode_loop+0x3a/0x1b0 [ 492.238944] exit_to_usermode_loop+0x114/0x1b0 [ 492.243519] do_syscall_64+0x416/0x5b0 [ 492.247394] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 492.252233] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 492.257413] RIP: 0033:0x448e09 [ 492.260593] RSP: 002b:00007fc446880cb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 492.268296] RAX: 0000000000000028 RBX: 00007fc446880cc0 RCX: 0000000000448e09 [ 492.275673] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 492.276430] socket: no more sockets [ 492.282941] RBP: 0000000000000006 R08: 0000000000000002 R09: 0000000000003131 [ 492.282945] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc7c [ 492.282947] R13: 00007ffd1d75b63f R14: 00007fc4468819c0 R15: 0000000000000000 [ 492.298894] CPU: 0 PID: 28928 Comm: syz-executor515 Not tainted 4.14.164-syzkaller #0 [ 492.316792] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 492.326141] Call Trace: [ 492.328743] dump_stack+0xf7/0x13b [ 492.332275] should_fail.cold.3+0x105/0x14b [ 492.336599] should_failslab+0xba/0xf0 [ 492.340487] kmem_cache_alloc+0x2cf/0x790 [ 492.344626] ? memcpy+0x45/0x50 [ 492.347890] ? kstrdup+0x42/0x60 [ 492.351254] __kernfs_new_node+0x63/0x470 [ 492.355453] ? lock_downgrade+0x7f0/0x7f0 [ 492.359595] kernfs_new_node+0x5e/0xe0 [ 492.363498] kernfs_create_link+0x25/0x130 [ 492.367734] sysfs_do_create_link_sd.isra.2+0x7d/0xf0 [ 492.372949] sysfs_create_link+0x43/0xb0 [ 492.377004] netdev_adjacent_sysfs_add+0x94/0xb0 [ 492.381745] ? napi_disable+0x80/0x80 [ 492.385571] __netdev_adjacent_dev_insert+0x46d/0x7b0 [ 492.390796] __netdev_upper_dev_link+0x174/0x1f0 [ 492.395576] ? netdev_upper_dev_unlink+0xe0/0xe0 [ 492.400333] netdev_master_upper_dev_link+0x14/0x20 [ 492.405555] batadv_hardif_enable_interface+0x1af/0x990 [ 492.411135] batadv_softif_slave_add+0x82/0xe0 [ 492.415771] do_set_master+0x163/0x1f0 [ 492.419654] do_setlink+0x9dd/0x2c50 [ 492.423400] ? trace_hardirqs_on+0x10/0x10 [ 492.427975] ? find_held_lock+0x36/0x1d0 [ 492.432033] ? trace_hardirqs_off+0x10/0x10 [ 492.436412] ? rtnl_register+0x20/0x20 [ 492.440530] ? find_held_lock+0x36/0x1d0 [ 492.444722] ? is_bpf_text_address+0x60/0xe0 [ 492.449206] ? lock_downgrade+0x7f0/0x7f0 [ 492.453348] ? __lock_acquire+0x6a4/0x4500 [ 492.457713] ? __lock_acquire+0x6a4/0x4500 [ 492.461947] ? __kernel_text_address+0xd/0x40 [ 492.466548] ? unwind_get_return_address+0x61/0xa0 [ 492.471473] ? __save_stack_trace+0x7e/0xd0 [ 492.475789] rtnl_newlink+0xe0c/0x1390 [ 492.480105] ? save_stack_trace+0x16/0x20 [ 492.484251] ? save_stack+0x43/0xd0 [ 492.487878] ? rtnl_link_unregister+0x270/0x270 [ 492.492623] ? avc_has_perm_noaudit+0x236/0x400 [ 492.497337] ? lock_downgrade+0x7f0/0x7f0 [ 492.501486] ? rtnetlink_rcv_msg+0x2c1/0x9d0 [ 492.505954] ? lock_acquire+0x173/0x400 [ 492.509916] ? rtnetlink_rcv_msg+0x2c1/0x9d0 [ 492.514311] ? rtnetlink_rcv_msg+0x2c1/0x9d0 [ 492.518732] rtnetlink_rcv_msg+0x34f/0x9d0 [ 492.522953] ? rtnl_bridge_getlink+0x760/0x760 [ 492.527622] ? find_held_lock+0x36/0x1d0 [ 492.531788] netlink_rcv_skb+0x133/0x370 [ 492.535935] ? rtnl_bridge_getlink+0x760/0x760 [ 492.540516] ? netlink_ack+0xa00/0xa00 [ 492.544391] ? netlink_deliver_tap+0x8e/0x920 [ 492.548874] rtnetlink_rcv+0x10/0x20 [ 492.552588] netlink_unicast+0x40d/0x5f0 [ 492.556641] ? netlink_attachskb+0x6e0/0x6e0 [ 492.561153] netlink_sendmsg+0x730/0xbd0 [ 492.565197] ? netlink_unicast+0x5f0/0x5f0 [ 492.569540] ? selinux_socket_sendmsg+0x31/0x40 [ 492.574208] ? security_socket_sendmsg+0x6a/0xa0 [ 492.578946] ? netlink_unicast+0x5f0/0x5f0 [ 492.583182] sock_sendmsg+0xb5/0xf0 [ 492.586868] ___sys_sendmsg+0x625/0x920 [ 492.590846] ? trace_hardirqs_off+0x10/0x10 [ 492.595151] ? copy_msghdr_from_user+0x3f0/0x3f0 [ 492.599904] ? find_held_lock+0x36/0x1d0 [ 492.603959] ? lock_downgrade+0x7f0/0x7f0 [ 492.608191] ? __fget+0x1ca/0x2f0 [ 492.611665] ? __fget_light+0x166/0x200 [ 492.615632] ? __fdget+0xe/0x10 [ 492.619025] ? sockfd_lookup_light+0x1c/0x150 [ 492.633412] __sys_sendmsg+0xc1/0x140 [ 492.637216] ? SyS_shutdown+0x180/0x180 [ 492.641189] ? __sb_end_write+0xa4/0xd0 [ 492.645300] ? mutex_unlock+0xd/0x10 [ 492.649007] ? do_syscall_64+0x4c/0x5b0 [ 492.652975] ? __sys_sendmsg+0x140/0x140 [ 492.657023] SyS_sendmsg+0xd/0x20 [ 492.660461] do_syscall_64+0x1c7/0x5b0 [ 492.664330] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 492.669161] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 492.674347] RIP: 0033:0x448e09 [ 492.677529] RSP: 002b:00007fc4468a1cb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 492.685234] RAX: ffffffffffffffda RBX: 00007fc4468a1cc0 RCX: 0000000000448e09 [ 492.692491] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 492.699744] RBP: 0000000000000006 R08: 0000000000000002 R09: 0000000000003131 [ 492.707000] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc6c [ 492.714266] R13: 00007ffd1d75b63f R14: 00007fc4468a29c0 R15: 0000000000000000 [ 492.726013] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 492.735676] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 492.742578] 8021q: adding VLAN 0 to HW filter on device team0 [ 492.749029] FAULT_INJECTION: forcing a failure. [ 492.749029] name failslab, interval 1, probability 0, space 0, times 0 [ 492.761233] CPU: 0 PID: 28934 Comm: syz-executor515 Not tainted 4.14.164-syzkaller #0 [ 492.769208] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 492.778664] Call Trace: [ 492.781251] dump_stack+0xf7/0x13b [ 492.784782] should_fail.cold.3+0x105/0x14b [ 492.789093] should_failslab+0xba/0xf0 [ 492.792972] kmem_cache_alloc+0x2cf/0x790 [ 492.797126] ? memcpy+0x45/0x50 [ 492.800396] ? kstrdup+0x42/0x60 [ 492.803767] __kernfs_new_node+0x63/0x470 [ 492.807901] ? lock_downgrade+0x7f0/0x7f0 [ 492.812206] kernfs_new_node+0x5e/0xe0 [ 492.817134] kernfs_create_link+0x25/0x130 [ 492.821383] sysfs_do_create_link_sd.isra.2+0x7d/0xf0 [ 492.826561] sysfs_create_link+0x43/0xb0 [ 492.830617] netdev_adjacent_sysfs_add+0x94/0xb0 [ 492.835371] ? napi_disable+0x80/0x80 [ 492.839155] __netdev_adjacent_dev_insert+0x46d/0x7b0 [ 492.844332] __netdev_upper_dev_link+0x174/0x1f0 [ 492.849073] ? netdev_upper_dev_unlink+0xe0/0xe0 [ 492.853839] netdev_master_upper_dev_link+0x14/0x20 [ 492.858954] batadv_hardif_enable_interface+0x1af/0x990 [ 492.864404] batadv_softif_slave_add+0x82/0xe0 [ 492.868972] do_set_master+0x163/0x1f0 [ 492.872854] do_setlink+0x9dd/0x2c50 [ 492.876577] ? __lock_acquire+0x6a4/0x4500 [ 492.880808] ? rtnl_register+0x20/0x20 [ 492.884789] ? trace_hardirqs_on+0x10/0x10 [ 492.889017] ? find_held_lock+0x36/0x1d0 [ 492.893069] ? trace_hardirqs_off+0x10/0x10 [ 492.897384] ? __lock_acquire+0x6a4/0x4500 [ 492.901618] ? trace_hardirqs_off+0x10/0x10 [ 492.905937] ? __lock_is_held+0xb5/0x140 [ 492.909998] ? trace_hardirqs_off+0x10/0x10 [ 492.914340] ? trace_hardirqs_off+0x10/0x10 [ 492.918666] rtnl_newlink+0xe0c/0x1390 [ 492.922562] ? rtnl_link_unregister+0x270/0x270 [ 492.927226] ? finish_task_switch+0x178/0x650 [ 492.931718] ? finish_task_switch+0x14d/0x650 [ 492.936312] ? find_held_lock+0x36/0x1d0 [ 492.940389] ? __mutex_lock+0x8b7/0x14c0 [ 492.944510] ? lock_downgrade+0x7f0/0x7f0 [ 492.948784] ? do_raw_spin_unlock+0x16a/0x250 [ 492.953312] rtnetlink_rcv_msg+0x34f/0x9d0 [ 492.957543] ? rtnl_bridge_getlink+0x760/0x760 [ 492.962112] ? find_held_lock+0x36/0x1d0 [ 492.966169] netlink_rcv_skb+0x133/0x370 [ 492.970224] ? rtnl_bridge_getlink+0x760/0x760 [ 492.974799] ? netlink_ack+0xa00/0xa00 [ 492.978708] ? netlink_deliver_tap+0x8e/0x920 [ 492.983636] rtnetlink_rcv+0x10/0x20 [ 492.987362] netlink_unicast+0x40d/0x5f0 [ 492.991424] ? netlink_attachskb+0x6e0/0x6e0 [ 492.995832] netlink_sendmsg+0x730/0xbd0 [ 492.999887] ? netlink_unicast+0x5f0/0x5f0 [ 493.004110] ? selinux_socket_sendmsg+0x31/0x40 [ 493.008899] ? security_socket_sendmsg+0x6a/0xa0 [ 493.013650] ? netlink_unicast+0x5f0/0x5f0 [ 493.017986] sock_sendmsg+0xb5/0xf0 [ 493.021598] ___sys_sendmsg+0x625/0x920 [ 493.025707] ? trace_hardirqs_off+0x10/0x10 [ 493.030027] ? copy_msghdr_from_user+0x3f0/0x3f0 [ 493.034776] ? find_held_lock+0x36/0x1d0 [ 493.039008] ? lock_downgrade+0x7f0/0x7f0 [ 493.043372] ? __fget+0x1ca/0x2f0 [ 493.046828] ? __fget_light+0x166/0x200 [ 493.050789] ? __fdget+0xe/0x10 [ 493.054073] ? sockfd_lookup_light+0x1c/0x150 [ 493.058906] __sys_sendmsg+0xc1/0x140 [ 493.062695] ? SyS_shutdown+0x180/0x180 [ 493.066665] ? __sb_end_write+0xa4/0xd0 [ 493.070638] ? mutex_unlock+0xd/0x10 [ 493.074434] ? do_syscall_64+0x4c/0x5b0 [ 493.078397] ? __sys_sendmsg+0x140/0x140 [ 493.082446] SyS_sendmsg+0xd/0x20 [ 493.085897] do_syscall_64+0x1c7/0x5b0 [ 493.089770] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 493.094602] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 493.099777] RIP: 0033:0x448e09 [ 493.102963] RSP: 002b:00007fc446880cb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 493.110660] RAX: ffffffffffffffda RBX: 00007fc446880cc0 RCX: 0000000000448e09 [ 493.118015] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 493.125364] RBP: 0000000000000006 R08: 0000000000000002 R09: 0000000000003131 [ 493.132664] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc7c [ 493.140025] R13: 00007ffd1d75b63f R14: 00007fc4468819c0 R15: 0000000000000000 [ 493.148806] FAULT_INJECTION: forcing a failure. [ 493.148806] name failslab, interval 1, probability 0, space 0, times 0 [ 493.160159] CPU: 0 PID: 28937 Comm: syz-executor515 Not tainted 4.14.164-syzkaller #0 [ 493.168133] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 493.177474] Call Trace: [ 493.180062] dump_stack+0xf7/0x13b [ 493.183625] should_fail.cold.3+0x105/0x14b [ 493.187938] should_failslab+0xba/0xf0 [ 493.191818] kmem_cache_alloc_node+0x287/0x790 [ 493.196395] __alloc_skb+0x92/0x500 [ 493.200032] ? skb_trim+0x160/0x160 [ 493.203667] ? if_nlmsg_size+0x2d9/0x6f0 [ 493.207747] rtmsg_ifinfo_build_skb+0x68/0x120 [ 493.212330] rtmsg_ifinfo_event.part.27+0x16/0xb0 [ 493.217167] ? netdev_adjacent_sysfs_add+0x94/0xb0 [ 493.222092] rtnetlink_event+0xc2/0x110 [ 493.226055] notifier_call_chain+0xd6/0x150 [ 493.230374] raw_notifier_call_chain+0x11/0x20 [ 493.234976] call_netdevice_notifiers_info+0x4b/0x60 [ 493.240070] __netdev_upper_dev_link+0x18e/0x1f0 [ 493.244820] ? netdev_upper_dev_unlink+0xe0/0xe0 [ 493.249564] netdev_master_upper_dev_link+0x14/0x20 [ 493.254595] batadv_hardif_enable_interface+0x1af/0x990 [ 493.260042] batadv_softif_slave_add+0x82/0xe0 [ 493.264627] do_set_master+0x163/0x1f0 [ 493.268509] do_setlink+0x9dd/0x2c50 [ 493.272209] ? find_held_lock+0x36/0x1d0 [ 493.276359] ? rtnl_register+0x20/0x20 [ 493.280252] ? load_balance+0xb38/0x2190 [ 493.284314] ? lock_downgrade+0x7f0/0x7f0 [ 493.288445] ? lock_pin_lock+0x340/0x340 [ 493.292506] ? __lock_acquire+0x6a4/0x4500 [ 493.296741] ? trace_hardirqs_off+0x10/0x10 [ 493.301050] ? __lock_is_held+0xb5/0x140 [ 493.305099] ? trace_hardirqs_off+0x10/0x10 [ 493.309410] rtnl_newlink+0xe0c/0x1390 [ 493.313309] ? rtnl_link_unregister+0x270/0x270 [ 493.318000] ? finish_task_switch+0x178/0x650 [ 493.322516] ? finish_task_switch+0x14d/0x650 [ 493.327000] ? find_held_lock+0x36/0x1d0 [ 493.331056] ? __mutex_lock+0x8b7/0x14c0 [ 493.335262] ? lock_downgrade+0x7f0/0x7f0 [ 493.339528] ? do_raw_spin_unlock+0x16a/0x250 [ 493.344290] rtnetlink_rcv_msg+0x34f/0x9d0 [ 493.348594] ? rtnl_bridge_getlink+0x760/0x760 [ 493.353180] ? find_held_lock+0x36/0x1d0 [ 493.357238] netlink_rcv_skb+0x133/0x370 [ 493.361299] ? rtnl_bridge_getlink+0x760/0x760 [ 493.362753] ------------[ cut here ]------------ [ 493.365873] ? netlink_ack+0xa00/0xa00 [ 493.365884] ? netlink_deliver_tap+0x8e/0x920 [ 493.365896] rtnetlink_rcv+0x10/0x20 [ 493.370842] WARNING: CPU: 1 PID: 127 at net/batman-adv/bat_iv_ogm.c:555 batadv_iv_send_outstanding_bat_ogm_packet+0x5dc/0x770 [ 493.374635] netlink_unicast+0x40d/0x5f0 [ 493.379112] Kernel panic - not syncing: panic_on_warn set ... [ 493.379112] [ 493.382819] ? netlink_attachskb+0x6e0/0x6e0 [ 493.410181] netlink_sendmsg+0x730/0xbd0 [ 493.414234] ? netlink_unicast+0x5f0/0x5f0 [ 493.418894] ? selinux_socket_sendmsg+0x31/0x40 [ 493.423558] ? security_socket_sendmsg+0x6a/0xa0 [ 493.428328] ? netlink_unicast+0x5f0/0x5f0 [ 493.432553] sock_sendmsg+0xb5/0xf0 [ 493.436690] ___sys_sendmsg+0x625/0x920 [ 493.441698] ? trace_hardirqs_off+0x10/0x10 [ 493.446011] ? copy_msghdr_from_user+0x3f0/0x3f0 [ 493.450766] ? find_held_lock+0x36/0x1d0 [ 493.454838] ? lock_downgrade+0x7f0/0x7f0 [ 493.458983] ? __fget+0x1ca/0x2f0 [ 493.462427] ? __fget_light+0x166/0x200 [ 493.466396] ? __fdget+0xe/0x10 [ 493.469684] ? sockfd_lookup_light+0x1c/0x150 [ 493.474170] __sys_sendmsg+0xc1/0x140 [ 493.477980] ? SyS_shutdown+0x180/0x180 [ 493.481958] ? __sb_end_write+0xa4/0xd0 [ 493.485941] ? mutex_unlock+0xd/0x10 [ 493.489647] ? do_syscall_64+0x4c/0x5b0 [ 493.493622] ? __sys_sendmsg+0x140/0x140 [ 493.497676] SyS_sendmsg+0xd/0x20 [ 493.501122] do_syscall_64+0x1c7/0x5b0 [ 493.505170] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 493.510028] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 493.515209] RIP: 0033:0x448e09 [ 493.518383] RSP: 002b:00007fc4468a1cb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 493.526082] RAX: ffffffffffffffda RBX: 00007fc4468a1cc0 RCX: 0000000000448e09 [ 493.533517] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 493.540777] RBP: 0000000000000006 R08: 0000000000000002 R09: 0000000000003131 [ 493.548039] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc6c [ 493.555307] R13: 00007ffd1d75b63f R14: 00007fc4468a29c0 R15: 0000000000000000 [ 493.562586] CPU: 1 PID: 127 Comm: kworker/u4:3 Not tainted 4.14.164-syzkaller #0 [ 493.563939] batman_adv: batadv0: Adding interface: syz_tun [ 493.570132] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 493.570147] Workqueue: bat_events batadv_iv_send_outstanding_bat_ogm_packet [ 493.570152] Call Trace: [ 493.570163] dump_stack+0xf7/0x13b [ 493.570169] ? batadv_iv_send_outstanding_bat_ogm_packet+0x5dc/0x770 [ 493.570174] panic+0x1b0/0x358 [ 493.570179] ? add_taint.cold.5+0x11/0x11 [ 493.570190] ? batadv_iv_send_outstanding_bat_ogm_packet+0x5dc/0x770 [ 493.570195] __warn.cold.8+0x25/0x2c [ 493.575860] 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. [ 493.585171] ? batadv_iv_send_outstanding_bat_ogm_packet+0x5dc/0x770 [ 493.585179] report_bug+0x1a4/0x1f3 [ 493.585187] do_error_trap+0x1bd/0x310 [ 493.585192] ? math_error+0x300/0x300 [ 493.585200] ? find_held_lock+0x36/0x1d0 [ 493.585210] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 493.585217] do_invalid_op+0x1b/0x20 [ 493.592447] batman_adv: batadv0: Interface activated: syz_tun [ 493.594899] invalid_op+0x1b/0x40 [ 493.594908] RIP: 0010:batadv_iv_send_outstanding_bat_ogm_packet+0x5dc/0x770 [ 493.594911] RSP: 0018:ffff8880a9a37ce8 EFLAGS: 00010286 [ 493.594916] RAX: ffff888096842000 RBX: ffff888094687548 RCX: 1ffff11013a120c5 [ 493.594921] RDX: 0000000000000000 RSI: ffffffff87990fa0 RDI: ffff88809d090628 [ 493.714817] RBP: ffff8880a9a37d60 R08: ffff8880a9a28d48 R09: 0000000000002500 [ 493.722297] R10: 0000000000000028 R11: ffff8880a9a28480 R12: ffff888087460600 [ 493.729669] R13: ffff888094687500 R14: ffff88809d0905c0 R15: ffff8880946875e8 [ 493.737057] process_one_work+0x79e/0x16c0 [ 493.741291] ? pwq_dec_nr_in_flight+0x2b0/0x2b0 [ 493.745968] worker_thread+0xcc/0xee0 [ 493.749770] kthread+0x338/0x400 [ 493.753140] ? process_one_work+0x16c0/0x16c0 [ 493.757642] ? kthread_create_on_node+0xa0/0xa0 [ 493.762334] ret_from_fork+0x24/0x30 [ 493.768167] Kernel Offset: disabled [ 493.771888] Rebooting in 86400 seconds..