[ 9.740974][ T3995] eql: remember to turn off Van-Jacobson compression on your slave devices Starting crond: [ 9.783294][ T9] gvnic 0000:00:00.0 enp0s0: Device link is up. [ 9.789240][ T1620] IPv6: ADDRCONF(NETDEV_CHANGE): enp0s0: link becomes ready OK Starting sshd: OK syzkaller Warning: Permanently added '10.128.1.153' (ED25519) to the list of known hosts. 1970/01/01 00:00:29 parsed 1 programs 1970/01/01 00:00:29 serving rpc on tcp://40031 syzkaller login: [ 31.052514][ T4339] cgroup: Unknown subsys name 'net' [ 31.276606][ T4339] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 31.562878][ T4339] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 36.661565][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 36.663105][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 36.667576][ T1620] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 36.674726][ T1620] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 36.676326][ T1620] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 36.678232][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 38.327425][ T4402] rxe_eth0 speed is unknown, defaulting to 1000 [ 38.329390][ T4402] rxe_eth0 speed is unknown, defaulting to 1000 [ 38.334745][ T4402] rxe_eth0 speed is unknown, defaulting to 1000 [ 38.360942][ T4402] infiniband rxe0: set active [ 38.362278][ T4402] infiniband rxe0: added rxe_eth0 [ 38.372978][ T4402] RDS/IB: rxe0: added [ 38.373965][ T4402] smc: adding ib device rxe0 with port count 1 [ 38.375181][ T4402] smc: ib device rxe0 port 1 has pnetid [ 38.384338][ T3902] rxe_eth0 speed is unknown, defaulting to 1000 [ 38.385812][ T24] rxe_eth0 speed is unknown, defaulting to 1000 [ 38.387116][ T4402] rxe_eth0 speed is unknown, defaulting to 1000 [ 38.392852][ T14] rxe_eth0 speed is unknown, defaulting to 1000 [ 38.404837][ T4402] rxe_eth0 speed is unknown, defaulting to 1000 [ 38.422019][ T4402] rxe_eth0 speed is unknown, defaulting to 1000 [ 38.444285][ T4402] rxe_eth0 speed is unknown, defaulting to 1000 [ 38.461068][ T4402] rxe_eth0 speed is unknown, defaulting to 1000 [ 38.477696][ T4402] rxe_eth0 speed is unknown, defaulting to 1000 [ 38.494334][ T4402] rxe_eth0 speed is unknown, defaulting to 1000 [ 38.511047][ T4402] rxe_eth0 speed is unknown, defaulting to 1000 [ 38.527822][ T4402] rxe_eth0 speed is unknown, defaulting to 1000 [ 38.544100][ T4402] rxe_eth0 speed is unknown, defaulting to 1000 [ 38.561347][ T4402] rxe_eth0 speed is unknown, defaulting to 1000 [ 38.584031][ T4402] rxe_eth0 speed is unknown, defaulting to 1000 [ 38.607500][ T4402] rxe_eth0 speed is unknown, defaulting to 1000 [ 38.652211][ T4402] chnl_net:caif_netlink_parms(): no params data found [ 38.668250][ T4402] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.669760][ T4402] bridge0: port 1(bridge_slave_0) entered disabled state [ 38.671591][ T4402] device bridge_slave_0 entered promiscuous mode [ 38.674444][ T4402] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.675758][ T4402] bridge0: port 2(bridge_slave_1) entered disabled state [ 38.677569][ T4402] device bridge_slave_1 entered promiscuous mode [ 38.686768][ T4402] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 38.689641][ T4402] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 38.696387][ T4402] team0: Port device team_slave_0 added [ 38.698250][ T4402] team0: Port device team_slave_1 added [ 38.704790][ T4402] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 38.706082][ T4402] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 38.711379][ T4402] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 38.714734][ T4402] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 38.716026][ T4402] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 38.720817][ T4402] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 38.755397][ T4402] device hsr_slave_0 entered promiscuous mode [ 38.784694][ T4402] device hsr_slave_1 entered promiscuous mode [ 38.869987][ T4402] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 38.920094][ T4402] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 38.980449][ T4402] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 39.026010][ T4402] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 39.088181][ T4402] 8021q: adding VLAN 0 to HW filter on device bond0 [ 39.091657][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 39.094349][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 39.098379][ T4402] 8021q: adding VLAN 0 to HW filter on device team0 [ 39.101067][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 39.102867][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 39.105215][ T11] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.106739][ T11] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.108998][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 39.112291][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 39.117954][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 39.119559][ T11] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.120845][ T11] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.131622][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 39.136078][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 39.138950][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 39.141108][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 39.143204][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 39.146701][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 39.149122][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 39.152438][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 39.154351][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 39.157514][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 39.159260][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 39.162780][ T4402] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 39.239107][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 39.240791][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 39.244519][ T4402] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 39.250973][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 39.252825][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 39.259960][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 39.261824][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 39.263794][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 39.266200][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 39.277076][ T4402] device veth0_vlan entered promiscuous mode [ 39.280481][ T4402] device veth1_vlan entered promiscuous mode [ 39.287901][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 39.289858][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 39.291615][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 39.293453][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 39.297298][ T4402] device veth0_macvtap entered promiscuous mode [ 39.300499][ T4402] device veth1_macvtap entered promiscuous mode [ 39.306066][ T4402] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 39.307646][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 39.309486][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 39.311090][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 39.312868][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 39.324714][ T4402] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 39.326302][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 39.328424][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 39.331370][ T4402] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.333202][ T4402] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.335187][ T4402] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.336727][ T4402] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.456505][ T4453] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 39.458966][ T4453] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 39.460541][ T4453] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 39.462304][ T4453] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 39.464721][ T4453] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 39.466153][ T4453] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 39.481173][ T4452] rxe_eth0 speed is unknown, defaulting to 1000 [ 39.605357][ T4459] rxe_eth0 speed is unknown, defaulting to 1000 1970/01/01 00:00:39 executed programs: 0 [ 39.793643][ T48] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 39.796626][ T48] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 39.798246][ T48] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 39.800011][ T48] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 39.801674][ T48] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 39.803123][ T48] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 40.243689][ T4464] rxe_eth0 speed is unknown, defaulting to 1000 [ 40.293366][ T4464] chnl_net:caif_netlink_parms(): no params data found [ 40.317096][ T4464] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.318742][ T4464] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.320512][ T4464] device bridge_slave_0 entered promiscuous mode [ 40.322801][ T4464] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.324736][ T4464] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.326478][ T4464] device bridge_slave_1 entered promiscuous mode [ 40.333376][ T4464] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 40.339698][ T4464] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 40.347935][ T4464] team0: Port device team_slave_0 added [ 40.350638][ T4464] team0: Port device team_slave_1 added [ 40.356168][ T4464] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 40.357564][ T4464] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 40.362677][ T4464] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 40.365916][ T4464] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 40.367273][ T4464] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 40.372282][ T4464] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 40.416970][ T4464] device hsr_slave_0 entered promiscuous mode [ 40.454149][ T4464] device hsr_slave_1 entered promiscuous mode [ 40.493905][ T4464] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 40.495525][ T4464] Cannot create hsr debugfs directory [ 40.785807][ T496] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 41.854679][ T48] Bluetooth: hci0: command 0x0409 tx timeout [ 43.024842][ T496] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 43.933985][ T48] Bluetooth: hci0: command 0x041b tx timeout [ 44.925531][ T496] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 45.005910][ T496] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 46.013877][ T4453] Bluetooth: hci0: command 0x040f tx timeout [ 46.287934][ T4464] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 46.385653][ T4464] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 46.467330][ T4464] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 46.555686][ T4464] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 46.675069][ T4464] 8021q: adding VLAN 0 to HW filter on device bond0 [ 46.678755][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 46.680473][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 46.683117][ T4464] 8021q: adding VLAN 0 to HW filter on device team0 [ 46.686089][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 46.687968][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.689748][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.691119][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.692846][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 46.737186][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 46.739214][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.740920][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.742368][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.745218][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 46.748082][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 46.751306][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 46.753193][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 46.755201][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 46.757902][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 46.759776][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 46.762658][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 46.764784][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 46.775327][ T1620] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 46.777137][ T1620] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 46.779594][ T4464] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 46.831624][ T496] device hsr_slave_0 left promiscuous mode [ 46.844608][ T496] device hsr_slave_1 left promiscuous mode [ 46.923909][ T496] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 46.925396][ T496] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 46.927457][ T496] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 46.928958][ T496] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 46.930656][ T496] device bridge_slave_1 left promiscuous mode [ 46.932260][ T496] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.978105][ T496] device bridge_slave_0 left promiscuous mode [ 46.979431][ T496] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.124072][ T496] device veth1_macvtap left promiscuous mode [ 47.125336][ T496] device veth0_macvtap left promiscuous mode [ 47.126738][ T496] device veth1_vlan left promiscuous mode [ 47.127919][ T496] device veth0_vlan left promiscuous mode [ 48.093965][ T4453] Bluetooth: hci0: command 0x0419 tx timeout [ 49.325069][ T496] team0 (unregistering): Port device team_slave_1 removed [ 49.485451][ T496] team0 (unregistering): Port device team_slave_0 removed [ 49.645013][ T496] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 49.864328][ T496] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 51.424700][ T496] bond0 (unregistering): Released all slaves [ 51.672494][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 51.674230][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 51.676495][ T4464] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 51.689707][ T4464] device veth0_vlan entered promiscuous mode [ 51.691867][ T1620] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 51.694158][ T1620] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 51.698450][ T1620] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 51.700271][ T1620] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 51.702255][ T1620] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 51.705431][ T1620] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 51.709212][ T4464] device veth1_vlan entered promiscuous mode [ 51.717458][ T1620] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 51.719286][ T1620] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 51.721226][ T1620] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 51.722992][ T1620] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 51.725845][ T4464] device veth0_macvtap entered promiscuous mode [ 51.728392][ T4464] device veth1_macvtap entered promiscuous mode [ 51.733235][ T4464] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 51.736168][ T1620] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 51.738089][ T1620] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 51.739753][ T1620] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 51.741901][ T1620] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 51.745754][ T4464] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 51.748571][ T4464] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 51.750302][ T4464] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 51.751934][ T4464] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 51.753585][ T4464] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 51.757846][ T1620] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 51.759669][ T1620] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 51.782252][ T1620] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 51.784127][ T1620] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 51.785641][ T1620] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 51.796844][ T1620] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 51.798343][ T1620] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 51.799951][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 51.839740][ T4428] rxe_eth0 speed is unknown, defaulting to 1000 [ 51.867338][ T4561] batman_adv: batadv0: Adding interface: syzkaller0 [ 51.868660][ T4561] batman_adv: batadv0: The MTU of interface syzkaller0 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. [ 51.875079][ T4561] batman_adv: batadv0: Interface activated: syzkaller0 [ 51.877433][ T4561] FAULT_INJECTION: forcing a failure. [ 51.877433][ T4561] name failslab, interval 1, probability 0, space 0, times 1 [ 51.879668][ T4561] CPU: 0 PID: 4561 Comm: syz.0.17 Not tainted syzkaller #0 [ 51.880938][ T4561] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/23/2026 [ 51.882849][ T4561] Call trace: [ 51.883431][ T4561] dump_backtrace+0x1c4/0x1f0 [ 51.884328][ T4561] show_stack+0x2c/0x3c [ 51.885166][ T4561] __dump_stack+0x30/0x40 [ 51.886115][ T4561] dump_stack_lvl+0xf4/0x15c [ 51.887185][ T4561] dump_stack+0x1c/0x5c [ 51.888173][ T4561] should_fail_ex+0x3cc/0x524 [ 51.889268][ T4561] __should_failslab+0xc0/0x11c [ 51.890435][ T4561] should_failslab+0x10/0x28 [ 51.891541][ T4561] __kmem_cache_alloc_node+0x7c/0x318 [ 51.892844][ T4561] kmalloc_trace+0x48/0x94 [ 51.893855][ T4561] batadv_orig_ifinfo_new+0xa4/0x310 [ 51.895070][ T4561] batadv_iv_ogm_process_per_outif+0x1f0/0x2204 [ 51.896424][ T4561] batadv_iv_ogm_receive+0xb18/0x157c [ 51.897578][ T4561] batadv_batman_skb_recv+0x418/0x808 [ 51.898727][ T4561] __netif_receive_skb+0xd0/0x2b0 [ 51.899845][ T4561] netif_receive_skb+0x1e8/0x928 [ 51.900857][ T4561] tun_rx_batched+0x4ac/0x600 [ 51.901813][ T4561] tun_get_user+0x1f70/0x3268 [ 51.902751][ T4561] tun_chr_write_iter+0xfc/0x200 [ 51.903798][ T4561] vfs_write+0x3c8/0x7c8 [ 51.904692][ T4561] ksys_write+0x12c/0x228 [ 51.905599][ T4561] __arm64_sys_write+0x7c/0x90 [ 51.906615][ T4561] invoke_syscall+0x98/0x290 [ 51.907578][ T4561] el0_svc_common+0x13c/0x258 [ 51.908585][ T4561] do_el0_svc+0x5c/0x134 [ 51.909474][ T4561] el0_svc+0x58/0x12c [ 51.910276][ T4561] el0t_64_sync_handler+0x84/0xf0 [ 51.911273][ T4561] el0t_64_sync+0x18c/0x190 [ 51.912505][ T4561] ------------[ cut here ]------------ [ 51.913522][ T4561] WARNING: CPU: 0 PID: 4561 at net/batman-adv/bat_iv_ogm.c:1296 batadv_iv_ogm_process_per_outif+0x1a44/0x2204 [ 51.915874][ T4561] Modules linked in: [ 51.916662][ T4561] CPU: 0 PID: 4561 Comm: syz.0.17 Not tainted syzkaller #0 [ 51.918123][ T4561] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/23/2026 [ 51.920119][ T4561] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 51.921739][ T4561] pc : batadv_iv_ogm_process_per_outif+0x1a44/0x2204 [ 51.923152][ T4561] lr : batadv_iv_ogm_process_per_outif+0x1a40/0x2204 [ 51.924557][ T4561] sp : ffff800021fd71c0 [ 51.925383][ T4561] x29: ffff800021fd7300 x28: 0000000000000000 x27: ffff7000043fae54 [ 51.927084][ T4561] x26: ffff0000d132e000 x25: ffff0000d4eb8500 x24: dfff800000000000 [ 51.928726][ T4561] x23: dfff800000000000 x22: dfff800000000000 x21: ffff0000d4680056 [ 51.930406][ T4561] x20: 00000000ffff0000 x19: ffff0000d4680000 x18: 0000000000000000 [ 51.932180][ T4561] x17: 0000000000000000 x16: ffff8000082dd38c x15: 0000000000000000 [ 51.933968][ T4561] x14: 0000000000000001 x13: 1fffe0001a265c31 x12: 0000000000000000 [ 51.935636][ T4561] x11: ff0080001183a460 x10: 0000000000000000 x9 : ffff80001183a460 [ 51.937224][ T4561] x8 : ffff0000c9285400 x7 : 0000000000000001 x6 : 0000000000000001 [ 51.938894][ T4561] x5 : 00000000ffffffff x4 : 0000000000000b20 x3 : 0000000000000000 [ 51.940533][ T4561] x2 : ffff800021fd7060 x1 : ffff800011d2dc80 x0 : ffff0000d132e000 [ 51.942208][ T4561] Call trace: [ 51.942858][ T4561] batadv_iv_ogm_process_per_outif+0x1a44/0x2204 [ 51.944186][ T4561] batadv_iv_ogm_receive+0xb18/0x157c [ 51.945342][ T4561] batadv_batman_skb_recv+0x418/0x808 [ 51.946466][ T4561] __netif_receive_skb+0xd0/0x2b0 [ 51.947582][ T4561] netif_receive_skb+0x1e8/0x928 [ 51.948702][ T4561] tun_rx_batched+0x4ac/0x600 [ 51.949666][ T4561] tun_get_user+0x1f70/0x3268 [ 51.950693][ T4561] tun_chr_write_iter+0xfc/0x200 [ 51.951727][ T4561] vfs_write+0x3c8/0x7c8 [ 51.952631][ T4561] ksys_write+0x12c/0x228 [ 51.953554][ T4561] __arm64_sys_write+0x7c/0x90 [ 51.954562][ T4561] invoke_syscall+0x98/0x290 [ 51.955550][ T4561] el0_svc_common+0x13c/0x258 [ 51.956555][ T4561] do_el0_svc+0x5c/0x134 [ 51.957389][ T4561] el0_svc+0x58/0x12c [ 51.958212][ T4561] el0t_64_sync_handler+0x84/0xf0 [ 51.959237][ T4561] el0t_64_sync+0x18c/0x190 [ 51.960178][ T4561] irq event stamp: 4285 [ 51.961054][ T4561] hardirqs last enabled at (4284): [] __local_bh_enable_ip+0x1f8/0x37c [ 51.963082][ T4561] hardirqs last disabled at (4285): [] el1_dbg+0x24/0x80 [ 51.964732][ T4561] softirqs last enabled at (4232): [] local_bh_enable+0x10/0x34 [ 51.966652][ T4561] softirqs last disabled at (4234): [] local_bh_disable+0x10/0x34 [ 51.968541][ T4561] ---[ end trace 0000000000000000 ]--- [ 52.086755][ T4561] batman_adv: batadv0: Interface deactivated: syzkaller0 [ 52.134787][ T4561] batman_adv: batadv0: Removing interface: syzkaller0