[ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Starting Load/Save RF Kill Switch Status... [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.165' (ECDSA) to the list of known hosts. syzkaller login: [ 74.681376][ T7054] IPVS: ftp: loaded support on port[0] = 21 [ 74.683760][ T7053] IPVS: ftp: loaded support on port[0] = 21 [ 74.696152][ T7055] IPVS: ftp: loaded support on port[0] = 21 [ 74.707353][ T7047] IPVS: ftp: loaded support on port[0] = 21 [ 74.716914][ T7052] IPVS: ftp: loaded support on port[0] = 21 [ 74.735123][ T7049] IPVS: ftp: loaded support on port[0] = 21 [ 75.126720][ T7054] chnl_net:caif_netlink_parms(): no params data found [ 75.149935][ T7049] chnl_net:caif_netlink_parms(): no params data found [ 75.193433][ T7053] chnl_net:caif_netlink_parms(): no params data found [ 75.305550][ T7047] chnl_net:caif_netlink_parms(): no params data found [ 75.325212][ T7052] chnl_net:caif_netlink_parms(): no params data found [ 75.432421][ T7055] chnl_net:caif_netlink_parms(): no params data found [ 75.512425][ T7053] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.522544][ T7053] bridge0: port 1(bridge_slave_0) entered disabled state [ 75.531426][ T7053] device bridge_slave_0 entered promiscuous mode [ 75.562009][ T7053] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.571118][ T7053] bridge0: port 2(bridge_slave_1) entered disabled state [ 75.579576][ T7053] device bridge_slave_1 entered promiscuous mode [ 75.609267][ T7049] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.616356][ T7049] bridge0: port 1(bridge_slave_0) entered disabled state [ 75.625752][ T7049] device bridge_slave_0 entered promiscuous mode [ 75.665720][ T7054] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.675510][ T7054] bridge0: port 1(bridge_slave_0) entered disabled state [ 75.685126][ T7054] device bridge_slave_0 entered promiscuous mode [ 75.694594][ T7049] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.702080][ T7049] bridge0: port 2(bridge_slave_1) entered disabled state [ 75.710640][ T7049] device bridge_slave_1 entered promiscuous mode [ 75.750845][ T7053] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 75.760350][ T7054] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.767423][ T7054] bridge0: port 2(bridge_slave_1) entered disabled state [ 75.781496][ T7054] device bridge_slave_1 entered promiscuous mode [ 75.794852][ T7047] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.802346][ T7047] bridge0: port 1(bridge_slave_0) entered disabled state [ 75.811497][ T7047] device bridge_slave_0 entered promiscuous mode [ 75.819431][ T7052] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.826978][ T7052] bridge0: port 1(bridge_slave_0) entered disabled state [ 75.839603][ T7052] device bridge_slave_0 entered promiscuous mode [ 75.854808][ T7053] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 75.876953][ T7049] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 75.889509][ T7047] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.896740][ T7047] bridge0: port 2(bridge_slave_1) entered disabled state [ 75.910342][ T7047] device bridge_slave_1 entered promiscuous mode [ 75.920008][ T7052] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.927098][ T7052] bridge0: port 2(bridge_slave_1) entered disabled state [ 75.935939][ T7052] device bridge_slave_1 entered promiscuous mode [ 75.976070][ T7049] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 76.013337][ T7053] team0: Port device team_slave_0 added [ 76.029051][ T7054] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 76.056489][ T7052] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 76.067064][ T7055] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.079805][ T7055] bridge0: port 1(bridge_slave_0) entered disabled state [ 76.090238][ T7055] device bridge_slave_0 entered promiscuous mode [ 76.099443][ T7055] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.106970][ T7055] bridge0: port 2(bridge_slave_1) entered disabled state [ 76.116275][ T7055] device bridge_slave_1 entered promiscuous mode [ 76.128825][ T7053] team0: Port device team_slave_1 added [ 76.140911][ T7054] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 76.168637][ T7047] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 76.180112][ T7052] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 76.222080][ T7049] team0: Port device team_slave_0 added [ 76.236002][ T7047] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 76.272843][ T7055] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 76.286177][ T7054] team0: Port device team_slave_0 added [ 76.299685][ T7049] team0: Port device team_slave_1 added [ 76.321820][ T7053] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 76.333037][ T7053] 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. [ 76.361839][ T7053] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 76.375398][ T7055] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 76.387473][ T7054] team0: Port device team_slave_1 added [ 76.402624][ T7047] team0: Port device team_slave_0 added [ 76.414855][ T7052] team0: Port device team_slave_0 added [ 76.422262][ T7053] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 76.437808][ T7053] 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. [ 76.465551][ T7053] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 76.511157][ T7047] team0: Port device team_slave_1 added [ 76.518733][ T7054] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 76.525695][ T7054] 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. [ 76.553049][ T7054] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 76.566319][ T7052] team0: Port device team_slave_1 added [ 76.586262][ T7055] team0: Port device team_slave_0 added [ 76.598917][ T7049] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 76.605915][ T7049] 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. [ 76.634901][ T7049] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 76.653122][ T7054] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 76.662523][ T7054] 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. [ 76.692790][ T7054] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 76.721585][ T7055] team0: Port device team_slave_1 added [ 76.781047][ T7053] device hsr_slave_0 entered promiscuous mode [ 76.848049][ T7053] device hsr_slave_1 entered promiscuous mode [ 76.888542][ T7049] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 76.895524][ T7049] 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. [ 76.921725][ T7049] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 76.942001][ T7047] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 76.949572][ T7047] 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. [ 76.975649][ T7047] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 77.002695][ T7047] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 77.012796][ T7047] 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. [ 77.039155][ T7047] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 77.067766][ T7052] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 77.074731][ T7052] 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. [ 77.103389][ T7052] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 77.152969][ T7055] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 77.160346][ T7055] 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. [ 77.187682][ T7055] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 77.199983][ T7052] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 77.208832][ T7052] 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. [ 77.235884][ T7052] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 77.281876][ T7054] device hsr_slave_0 entered promiscuous mode [ 77.317943][ T7054] device hsr_slave_1 entered promiscuous mode [ 77.377677][ T7054] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 77.385497][ T7054] Cannot create hsr debugfs directory [ 77.431309][ T7049] device hsr_slave_0 entered promiscuous mode [ 77.477846][ T7049] device hsr_slave_1 entered promiscuous mode [ 77.517642][ T7049] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 77.525354][ T7049] Cannot create hsr debugfs directory [ 77.553969][ T7055] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 77.564682][ T7055] 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. [ 77.592190][ T7055] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 77.650340][ T7052] device hsr_slave_0 entered promiscuous mode [ 77.698024][ T7052] device hsr_slave_1 entered promiscuous mode [ 77.757585][ T7052] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 77.765189][ T7052] Cannot create hsr debugfs directory [ 77.809826][ T7047] device hsr_slave_0 entered promiscuous mode [ 77.868360][ T7047] device hsr_slave_1 entered promiscuous mode [ 77.927804][ T7047] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 77.935399][ T7047] Cannot create hsr debugfs directory [ 78.090598][ T7055] device hsr_slave_0 entered promiscuous mode [ 78.137958][ T7055] device hsr_slave_1 entered promiscuous mode [ 78.197597][ T7055] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 78.205205][ T7055] Cannot create hsr debugfs directory [ 78.543201][ T7053] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 78.617186][ T7053] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 78.663851][ T7053] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 78.730075][ T7053] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 78.796795][ T7052] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 78.840725][ T7052] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 78.879937][ T7052] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 78.955926][ T7052] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 79.027852][ T7047] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 79.070532][ T7047] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 79.143894][ T7047] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 79.180545][ T7047] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 79.262198][ T7054] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 79.310715][ T7054] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 79.372577][ T7054] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 79.423020][ T7054] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 79.569046][ T7049] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 79.622294][ T7049] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 79.670068][ T7049] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 79.712108][ T7049] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 79.789655][ T7055] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 79.862112][ T7055] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 79.936431][ T7055] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 79.986847][ T7053] 8021q: adding VLAN 0 to HW filter on device bond0 [ 79.999735][ T7055] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 80.065106][ T7053] 8021q: adding VLAN 0 to HW filter on device team0 [ 80.089514][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 80.100423][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 80.153168][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 80.162801][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 80.171763][ T3615] bridge0: port 1(bridge_slave_0) entered blocking state [ 80.179267][ T3615] bridge0: port 1(bridge_slave_0) entered forwarding state [ 80.189530][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 80.198903][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 80.207489][ T3615] bridge0: port 2(bridge_slave_1) entered blocking state [ 80.214554][ T3615] bridge0: port 2(bridge_slave_1) entered forwarding state [ 80.222433][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 80.232066][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 80.250721][ T7052] 8021q: adding VLAN 0 to HW filter on device bond0 [ 80.270107][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 80.278596][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 80.287819][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 80.296299][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 80.305723][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 80.316099][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 80.356800][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 80.366570][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 80.376537][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 80.390966][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 80.412503][ T7047] 8021q: adding VLAN 0 to HW filter on device bond0 [ 80.440056][ T7053] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 80.452342][ T7053] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 80.463432][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 80.473344][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 80.483933][ T7052] 8021q: adding VLAN 0 to HW filter on device team0 [ 80.543394][ T7054] 8021q: adding VLAN 0 to HW filter on device bond0 [ 80.555110][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 80.563714][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 80.572078][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 80.580579][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 80.588826][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 80.598050][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 80.606893][ T3616] bridge0: port 1(bridge_slave_0) entered blocking state [ 80.614119][ T3616] bridge0: port 1(bridge_slave_0) entered forwarding state [ 80.629371][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 80.644137][ T7049] 8021q: adding VLAN 0 to HW filter on device bond0 [ 80.658236][ T7053] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 80.671353][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 80.681275][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 80.691714][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 80.698908][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 80.719438][ T7047] 8021q: adding VLAN 0 to HW filter on device team0 [ 80.762469][ T7054] 8021q: adding VLAN 0 to HW filter on device team0 [ 80.769745][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 80.781401][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 80.791505][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 80.802766][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 80.812173][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 80.828029][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 80.848518][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 80.862277][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 80.870921][ T3615] bridge0: port 1(bridge_slave_0) entered blocking state [ 80.878050][ T3615] bridge0: port 1(bridge_slave_0) entered forwarding state [ 80.886245][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 80.895511][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 80.909502][ T7049] 8021q: adding VLAN 0 to HW filter on device team0 [ 80.937836][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 80.945902][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 80.957968][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 80.968784][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 80.979206][ T3616] bridge0: port 1(bridge_slave_0) entered blocking state [ 80.986274][ T3616] bridge0: port 1(bridge_slave_0) entered forwarding state [ 80.995222][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 81.004335][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 81.013532][ T3616] bridge0: port 2(bridge_slave_1) entered blocking state [ 81.020677][ T3616] bridge0: port 2(bridge_slave_1) entered forwarding state [ 81.029205][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 81.065527][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 81.075378][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 81.086110][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 81.095160][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 81.105037][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 81.114216][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 81.122678][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 81.130856][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 81.139700][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 81.148906][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 81.158218][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 81.166864][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 81.175971][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 81.183116][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 81.191075][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 81.200131][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 81.244174][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 81.252412][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 81.260424][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 81.269419][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 81.278511][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 81.285597][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 81.293931][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 81.303018][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 81.312451][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 81.321619][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 81.330607][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 81.339531][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 81.348835][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 81.357678][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 81.366335][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 81.379987][ T7055] 8021q: adding VLAN 0 to HW filter on device bond0 [ 81.386886][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 81.433821][ T7052] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 81.448065][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 81.458897][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 81.468912][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 81.478147][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 81.486536][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 81.495636][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 81.504901][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 81.513798][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 81.522863][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 81.532084][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 81.541259][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 81.550712][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 81.560345][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 81.576552][ T7047] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 81.592240][ T7047] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 81.606233][ T7049] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 81.623728][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 81.632898][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 81.641566][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 81.650335][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 81.658730][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 81.682946][ T7055] 8021q: adding VLAN 0 to HW filter on device team0 [ 81.729466][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 81.741053][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 81.751093][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 81.760686][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 81.771638][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 81.781944][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 81.811202][ T7053] device veth0_vlan entered promiscuous mode [ 81.830872][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 81.843137][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 81.860773][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 81.868026][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 81.876184][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 81.885111][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 81.893854][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 81.901751][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 81.912294][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 81.935387][ T7052] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 81.955058][ T7053] device veth1_vlan entered promiscuous mode [ 81.970151][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 81.989015][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 81.996555][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 82.005689][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 82.015427][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 82.022583][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 82.030938][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 82.047408][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 82.055886][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 82.078842][ T7047] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 82.091298][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 82.105912][ T7054] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 82.138986][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 82.146491][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 82.156077][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 82.166799][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 82.212130][ T7049] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 82.228025][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 82.235987][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 82.246506][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 82.256054][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 82.265021][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 82.292756][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 82.303253][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 82.334258][ T7055] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 82.349370][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 82.359425][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 82.369574][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 82.379296][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 82.388379][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 82.395893][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 82.410660][ T7053] device veth0_macvtap entered promiscuous mode [ 82.437227][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 82.445483][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 82.458880][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 82.477341][ T7054] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 82.513701][ T7053] device veth1_macvtap entered promiscuous mode [ 82.548472][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 82.562320][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 82.571101][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 82.580951][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 82.590926][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 82.600553][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 82.609711][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 82.620136][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 82.628850][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 82.636606][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 82.645230][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 82.660559][ T7047] device veth0_vlan entered promiscuous mode [ 82.679678][ T7052] device veth0_vlan entered promiscuous mode [ 82.713135][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 82.721910][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 82.754064][ T7055] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 82.768493][ T7053] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 82.777270][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 82.785952][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 82.816314][ T7049] device veth0_vlan entered promiscuous mode [ 82.832367][ T7053] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 82.845243][ T7047] device veth1_vlan entered promiscuous mode [ 82.853463][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 82.866125][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 82.875169][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 82.884471][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 82.893011][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 82.901916][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 82.911768][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 82.962963][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 82.971415][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 82.980085][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 82.989702][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 83.000407][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 83.016117][ T7054] device veth0_vlan entered promiscuous mode [ 83.026517][ T7052] device veth1_vlan entered promiscuous mode [ 83.042442][ T7049] device veth1_vlan entered promiscuous mode [ 83.060147][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 83.069551][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 83.079844][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 83.089464][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 83.105283][ T7054] device veth1_vlan entered promiscuous mode [ 83.212389][ T7047] device veth0_macvtap entered promiscuous mode [ 83.274025][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 83.289415][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 83.301248][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 83.313914][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 83.323650][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 83.332980][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 83.345238][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 83.354238][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 83.362713][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 83.377232][ T7055] device veth0_vlan entered promiscuous mode executing program [ 83.465524][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 83.484096][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 83.485066][ T27] audit: type=1800 audit(1589517047.149:2): pid=8310 uid=0 auid=0 ses=5 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor244" name="file0" dev="sda1" ino=15703 res=0 [ 83.494213][ T7047] device veth1_macvtap entered promiscuous mode [ 83.541370][ T8310] MINIX-fs: mounting unchecked file system, running fsck is recommended [ 83.550798][ T7054] device veth0_macvtap entered promiscuous mode executing program [ 83.636052][ T2696] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 83.649069][ T8310] Process accounting resumed [ 83.661836][ T2696] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 83.692579][ T2696] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 83.718915][ T2696] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 83.738045][ T2696] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 83.746593][ T2696] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 83.772983][ T7055] device veth1_vlan entered promiscuous mode [ 83.782459][ T8316] Process accounting resumed [ 83.797889][ T8316] ================================================================== [ 83.806186][ T8316] BUG: KASAN: use-after-free in get_block+0x1202/0x1380 [ 83.813214][ T8316] Write of size 2 at addr ffff888089f88ba4 by task syz-executor244/8316 [ 83.821559][ T8316] [ 83.823912][ T8316] CPU: 1 PID: 8316 Comm: syz-executor244 Not tainted 5.7.0-rc5-syzkaller #0 [ 83.832752][ T8316] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 83.842814][ T8316] Call Trace: [ 83.846240][ T8316] dump_stack+0x188/0x20d [ 83.850627][ T8316] print_address_description.constprop.0.cold+0xd3/0x315 [ 83.857752][ T8316] ? get_block+0x1202/0x1380 [ 83.862349][ T8316] __kasan_report.cold+0x35/0x4d [ 83.867303][ T8316] ? get_block+0x1202/0x1380 [ 83.870844][ T7055] device veth0_macvtap entered promiscuous mode [ 83.871923][ T8316] ? get_block+0x1202/0x1380 [ 83.871944][ T8316] kasan_report+0x33/0x50 [ 83.871962][ T8316] get_block+0x1202/0x1380 [ 83.891800][ T8316] ? block_to_path.isra.0+0x300/0x300 [ 83.897225][ T8316] ? lock_downgrade+0x840/0x840 [ 83.902088][ T8316] minix_get_block+0xe5/0x110 [ 83.905631][ T7055] device veth1_macvtap entered promiscuous mode [ 83.906795][ T8316] __block_write_begin_int+0x490/0x1b00 [ 83.906820][ T8316] ? minix_rename+0x8c0/0x8c0 [ 83.923378][ T8316] ? remove_inode_buffers+0x1c0/0x1c0 [ 83.928795][ T8316] ? pagecache_get_page+0x204/0xa10 [ 83.934010][ T8316] ? wait_for_stable_page+0x11c/0x1e0 [ 83.939405][ T8316] ? minix_rename+0x8c0/0x8c0 [ 83.944084][ T8316] block_write_begin+0x58/0x2e0 [ 83.948537][ T7054] device veth1_macvtap entered promiscuous mode [ 83.948961][ T8316] minix_write_begin+0x35/0xe0 [ 83.948982][ T8316] generic_perform_write+0x20a/0x4e0 [ 83.965534][ T8316] ? trace_event_raw_event_file_check_and_advance_wb_err+0x4a0/0x4a0 [ 83.974171][ T8316] ? update_time+0xc0/0xc0 [ 83.978786][ T8316] ? down_write+0xdb/0x150 [ 83.983208][ T8316] __generic_file_write_iter+0x24c/0x610 [ 83.988859][ T8316] generic_file_write_iter+0x3f3/0x630 [ 83.992421][ T7054] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 83.994327][ T8316] ? __generic_file_write_iter+0x610/0x610 [ 83.994357][ T8316] new_sync_write+0x4a2/0x700 [ 84.012367][ T7054] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 84.015529][ T8316] ? new_sync_read+0x7a0/0x7a0 [ 84.015566][ T8316] __vfs_write+0xc9/0x100 [ 84.034414][ T8316] __kernel_write+0x11c/0x3a0 [ 84.039104][ T8316] do_acct_process+0xcdc/0x10e0 [ 84.039800][ T7054] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 84.043980][ T8316] ? acct_on+0x770/0x770 [ 84.044010][ T8316] acct_process+0x50e/0x5b7 [ 84.060098][ T8316] ? acct_collect+0x800/0x800 [ 84.064799][ T8316] ? fput_many+0x2f/0x1a0 [ 84.065072][ T7054] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 84.069149][ T8316] do_exit+0x1ac0/0x2dd0 [ 84.069171][ T8316] ? mm_update_next_owner+0x7a0/0x7a0 [ 84.069182][ T8316] ? up_read+0x1ab/0x750 [ 84.069197][ T8316] ? down_read_nested+0x420/0x420 [ 84.069214][ T8316] ? handle_mm_fault+0x29e/0x660 [ 84.069230][ T8316] do_group_exit+0x125/0x340 [ 84.069247][ T8316] __x64_sys_exit_group+0x3a/0x50 [ 84.069262][ T8316] do_syscall_64+0xf6/0x7d0 [ 84.069280][ T8316] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 84.069290][ T8316] RIP: 0033:0x447818 [ 84.069312][ T8316] Code: Bad RIP value. [ 84.091879][ T7054] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 84.093529][ T8316] RSP: 002b:00007fff97b981f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 84.093543][ T8316] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000447818 [ 84.093550][ T8316] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 84.093562][ T8316] RBP: 00000000004ca190 R08: 00000000000000e7 R09: ffffffffffffffd4 [ 84.105492][ T7054] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 84.108090][ T8316] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 84.108099][ T8316] R13: 00000000006dda40 R14: 0000000000000000 R15: 0000000000000000 [ 84.108121][ T8316] [ 84.108125][ T8316] The buggy address belongs to the page: [ 84.108141][ T8316] page:ffffea000227e200 refcount:0 mapcount:0 mapping:0000000019ae18e3 index:0x1 [ 84.108150][ T8316] flags: 0xfffe0000000000() [ 84.108165][ T8316] raw: 00fffe0000000000 ffffea000227e248 ffffea00022268c8 0000000000000000 [ 84.108178][ T8316] raw: 0000000000000001 0000000000000000 00000000ffffffff 0000000000000000 [ 84.108183][ T8316] page dumped because: kasan: bad access detected [ 84.108187][ T8316] [ 84.108191][ T8316] Memory state around the buggy address: [ 84.108201][ T8316] ffff888089f88a80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 84.108210][ T8316] ffff888089f88b00: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 84.108219][ T8316] >ffff888089f88b80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 84.108224][ T8316] ^ [ 84.108234][ T8316] ffff888089f88c00: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 84.108244][ T8316] ffff888089f88c80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 84.108249][ T8316] ================================================================== [ 84.108254][ T8316] Disabling lock debugging due to kernel taint [ 84.310921][ T8316] Kernel panic - not syncing: panic_on_warn set ... [ 84.317524][ T8316] CPU: 1 PID: 8316 Comm: syz-executor244 Tainted: G B 5.7.0-rc5-syzkaller #0 [ 84.327752][ T8316] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 84.337920][ T8316] Call Trace: [ 84.341206][ T8316] dump_stack+0x188/0x20d [ 84.345537][ T8316] panic+0x2e3/0x75c [ 84.349421][ T8316] ? add_taint.cold+0x16/0x16 [ 84.354078][ T8316] ? preempt_schedule_common+0x5e/0xc0 [ 84.359533][ T8316] ? get_block+0x1202/0x1380 [ 84.364114][ T8316] ? preempt_schedule_thunk+0x16/0x18 [ 84.367489][ T7049] device veth0_macvtap entered promiscuous mode [ 84.369488][ T8316] ? trace_hardirqs_on+0x55/0x220 [ 84.380751][ T8316] ? get_block+0x1202/0x1380 [ 84.385352][ T8316] end_report+0x4d/0x53 [ 84.389517][ T8316] __kasan_report.cold+0xd/0x4d [ 84.394374][ T8316] ? get_block+0x1202/0x1380 [ 84.398968][ T8316] ? get_block+0x1202/0x1380 [ 84.403583][ T8316] kasan_report+0x33/0x50 [ 84.408112][ T8316] get_block+0x1202/0x1380 [ 84.412543][ T8316] ? block_to_path.isra.0+0x300/0x300 [ 84.417927][ T8316] ? lock_downgrade+0x840/0x840 [ 84.422790][ T8316] minix_get_block+0xe5/0x110 [ 84.427477][ T8316] __block_write_begin_int+0x490/0x1b00 [ 84.430051][ T7052] device veth0_macvtap entered promiscuous mode [ 84.433023][ T8316] ? minix_rename+0x8c0/0x8c0 [ 84.433045][ T8316] ? remove_inode_buffers+0x1c0/0x1c0 [ 84.446652][ T7052] device veth1_macvtap entered promiscuous mode [ 84.449339][ T8316] ? pagecache_get_page+0x204/0xa10 [ 84.449350][ T8316] ? wait_for_stable_page+0x11c/0x1e0 [ 84.449364][ T8316] ? minix_rename+0x8c0/0x8c0 [ 84.449375][ T8316] block_write_begin+0x58/0x2e0 [ 84.449391][ T8316] minix_write_begin+0x35/0xe0 [ 84.480042][ T7052] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 84.480662][ T8316] generic_perform_write+0x20a/0x4e0 [ 84.480681][ T8316] ? trace_event_raw_event_file_check_and_advance_wb_err+0x4a0/0x4a0 [ 84.491577][ T7052] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 84.496392][ T8316] ? update_time+0xc0/0xc0 [ 84.496410][ T8316] ? down_write+0xdb/0x150 [ 84.507822][ T7052] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 84.514263][ T8316] __generic_file_write_iter+0x24c/0x610 [ 84.514282][ T8316] generic_file_write_iter+0x3f3/0x630 [ 84.520816][ T7052] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 84.523100][ T8316] ? __generic_file_write_iter+0x610/0x610 [ 84.523119][ T8316] new_sync_write+0x4a2/0x700 [ 84.539018][ T7052] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 84.540098][ T8316] ? new_sync_read+0x7a0/0x7a0 [ 84.540118][ T8316] __vfs_write+0xc9/0x100 [ 84.551505][ T7052] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 84.555342][ T8316] __kernel_write+0x11c/0x3a0 [ 84.555360][ T8316] do_acct_process+0xcdc/0x10e0 [ 84.561582][ T7052] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 84.565843][ T8316] ? acct_on+0x770/0x770 [ 84.565861][ T8316] acct_process+0x50e/0x5b7 [ 84.576041][ T7052] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 84.578745][ T8316] ? acct_collect+0x800/0x800 [ 84.578759][ T8316] ? fput_many+0x2f/0x1a0 [ 84.578770][ T8316] do_exit+0x1ac0/0x2dd0 [ 84.578786][ T8316] ? mm_update_next_owner+0x7a0/0x7a0 [ 84.578795][ T8316] ? up_read+0x1ab/0x750 [ 84.578805][ T8316] ? down_read_nested+0x420/0x420 [ 84.578823][ T8316] ? handle_mm_fault+0x29e/0x660 [ 84.586559][ T7052] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 84.593623][ T8316] do_group_exit+0x125/0x340 [ 84.593637][ T8316] __x64_sys_exit_group+0x3a/0x50 [ 84.593650][ T8316] do_syscall_64+0xf6/0x7d0 [ 84.593663][ T8316] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 84.593673][ T8316] RIP: 0033:0x447818 [ 84.593683][ T8316] Code: 00 00 be 3c 00 00 00 eb 19 66 0f 1f 84 00 00 00 00 00 48 89 d7 89 f0 0f 05 48 3d 00 f0 ff ff 77 21 f4 48 89 d7 44 89 c0 0f 05 <48> 3d 00 f0 ff ff 76 e0 f7 d8 64 41 89 01 eb d8 0f 1f 84 00 00 00 [ 84.593688][ T8316] RSP: 002b:00007fff97b981f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 84.593699][ T8316] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000447818 [ 84.593705][ T8316] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 84.593712][ T8316] RBP: 00000000004ca190 R08: 00000000000000e7 R09: ffffffffffffffd4 [ 84.593718][ T8316] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 84.593724][ T8316] R13: 00000000006dda40 R14: 0000000000000000 R15: 0000000000000000 [ 84.595151][ T8316] Kernel Offset: disabled [ 84.775564][ T8316] Rebooting in 86400 seconds..