[ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 43.361391][ T7117] IPVS: ftp: loaded support on port[0] = 21 [ 43.468362][ T249] tipc: TX() has been purged, node left! [ 44.662957][ T7097] can: request_module (can-proto-0) failed. [ 44.787227][ T7097] can: request_module (can-proto-0) failed. [ 44.798376][ T7097] can: request_module (can-proto-0) failed. Warning: Permanently added '10.128.0.234' (ECDSA) to the list of known hosts. 2020/09/02 16:33:12 parsed 1 programs 2020/09/02 16:33:13 executed programs: 0 [ 53.394602][ T7242] IPVS: ftp: loaded support on port[0] = 21 [ 53.399444][ T7245] IPVS: ftp: loaded support on port[0] = 21 [ 53.469153][ T7249] IPVS: ftp: loaded support on port[0] = 21 [ 53.471083][ T7248] IPVS: ftp: loaded support on port[0] = 21 [ 53.494097][ T7255] IPVS: ftp: loaded support on port[0] = 21 [ 53.551688][ T7252] IPVS: ftp: loaded support on port[0] = 21 [ 53.703860][ T7248] chnl_net:caif_netlink_parms(): no params data found [ 53.863606][ T7245] chnl_net:caif_netlink_parms(): no params data found [ 53.973000][ T7242] chnl_net:caif_netlink_parms(): no params data found [ 54.003960][ T7249] chnl_net:caif_netlink_parms(): no params data found [ 54.022815][ T7255] chnl_net:caif_netlink_parms(): no params data found [ 54.033479][ T7252] chnl_net:caif_netlink_parms(): no params data found [ 54.097032][ T7248] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.104099][ T7248] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.113540][ T7248] device bridge_slave_0 entered promiscuous mode [ 54.147668][ T7248] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.154952][ T7248] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.162522][ T7248] device bridge_slave_1 entered promiscuous mode [ 54.237174][ T7242] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.244242][ T7242] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.253829][ T7242] device bridge_slave_0 entered promiscuous mode [ 54.262021][ T7245] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.270020][ T7245] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.278019][ T7245] device bridge_slave_0 entered promiscuous mode [ 54.318150][ T7248] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 54.327835][ T7242] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.337077][ T7242] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.345370][ T7242] device bridge_slave_1 entered promiscuous mode [ 54.352329][ T7245] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.359631][ T7245] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.368353][ T7245] device bridge_slave_1 entered promiscuous mode [ 54.376123][ T7252] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.383178][ T7252] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.393458][ T7252] device bridge_slave_0 entered promiscuous mode [ 54.418902][ T7248] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 54.439629][ T7252] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.447259][ T7252] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.455867][ T7252] device bridge_slave_1 entered promiscuous mode [ 54.468671][ T7249] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.476270][ T7249] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.483901][ T7249] device bridge_slave_0 entered promiscuous mode [ 54.510876][ T7242] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 54.527350][ T7255] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.535787][ T7255] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.543531][ T7255] device bridge_slave_0 entered promiscuous mode [ 54.551900][ T7249] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.559765][ T7249] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.567798][ T7249] device bridge_slave_1 entered promiscuous mode [ 54.582106][ T7245] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 54.593186][ T7242] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 54.609585][ T7255] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.617876][ T7255] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.626128][ T7255] device bridge_slave_1 entered promiscuous mode [ 54.635319][ T7248] team0: Port device team_slave_0 added [ 54.649194][ T7245] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 54.660034][ T7252] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 54.682592][ T7248] team0: Port device team_slave_1 added [ 54.700473][ T7252] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 54.728973][ T7255] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 54.742941][ T7249] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 54.753980][ T7249] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 54.773673][ T7245] team0: Port device team_slave_0 added [ 54.787241][ T7242] team0: Port device team_slave_0 added [ 54.800059][ T7255] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 54.827704][ T7245] team0: Port device team_slave_1 added [ 54.841702][ T7242] team0: Port device team_slave_1 added [ 54.849645][ T7252] team0: Port device team_slave_0 added [ 54.861464][ T7248] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 54.871913][ T7248] 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. [ 54.898095][ T7248] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 54.916481][ T7249] team0: Port device team_slave_0 added [ 54.937564][ T7252] team0: Port device team_slave_1 added [ 54.943585][ T7245] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 54.951511][ T7245] 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. [ 54.978328][ T7245] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 54.999439][ T7248] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 55.006574][ T7248] 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. [ 55.032538][ T7248] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 55.050057][ T7249] team0: Port device team_slave_1 added [ 55.061791][ T7245] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 55.068902][ T7245] 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. [ 55.104251][ T7245] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 55.117853][ T7255] team0: Port device team_slave_0 added [ 55.125094][ T7242] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 55.132042][ T7242] 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. [ 55.158042][ T7242] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 55.174501][ T7242] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 55.181440][ T7242] 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. [ 55.208038][ T7242] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 55.242649][ T7252] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 55.249829][ T7252] 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. [ 55.284227][ T7252] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 55.298320][ T7255] team0: Port device team_slave_1 added [ 55.344492][ T7252] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 55.351457][ T7252] 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. [ 55.383252][ T7252] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 55.416433][ T7249] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 55.423407][ T7249] 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. [ 55.450252][ T7249] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 55.470856][ T7248] device hsr_slave_0 entered promiscuous mode [ 55.480131][ T7248] device hsr_slave_1 entered promiscuous mode [ 55.489986][ T7242] device hsr_slave_0 entered promiscuous mode [ 55.498443][ T7242] device hsr_slave_1 entered promiscuous mode [ 55.505007][ T7242] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 55.512782][ T7242] Cannot create hsr debugfs directory [ 55.529752][ T7255] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 55.537133][ T7255] 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. [ 55.564692][ T7255] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 55.578783][ T7245] device hsr_slave_0 entered promiscuous mode [ 55.586288][ T7245] device hsr_slave_1 entered promiscuous mode [ 55.592549][ T7245] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 55.601177][ T7245] Cannot create hsr debugfs directory [ 55.607868][ T7249] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 55.615384][ T7249] 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. [ 55.641976][ T7249] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 55.673421][ T7252] device hsr_slave_0 entered promiscuous mode [ 55.680352][ T7252] device hsr_slave_1 entered promiscuous mode [ 55.687061][ T7252] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 55.694896][ T7252] Cannot create hsr debugfs directory [ 55.700832][ T7255] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 55.708273][ T7255] 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. [ 55.735072][ T7255] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 55.795840][ T7249] device hsr_slave_0 entered promiscuous mode [ 55.802351][ T7249] device hsr_slave_1 entered promiscuous mode [ 55.809292][ T7249] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 55.817176][ T7249] Cannot create hsr debugfs directory [ 55.836562][ T7255] device hsr_slave_0 entered promiscuous mode [ 55.842959][ T7255] device hsr_slave_1 entered promiscuous mode [ 55.849397][ T7255] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 55.857470][ T7255] Cannot create hsr debugfs directory [ 56.177990][ T7248] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 56.188559][ T7248] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 56.217852][ T7248] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 56.233587][ T7245] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 56.243593][ T7245] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 56.260474][ T7248] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 56.276820][ T7245] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 56.289716][ T7245] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 56.360876][ T7242] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 56.372361][ T7252] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 56.384678][ T7252] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 56.393399][ T7252] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 56.419535][ T7242] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 56.433442][ T7252] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 56.464772][ T7242] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 56.509365][ T7242] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 56.519161][ T7255] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 56.533532][ T7255] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 56.578307][ T7255] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 56.587870][ T7255] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 56.604969][ T7245] 8021q: adding VLAN 0 to HW filter on device bond0 [ 56.632850][ T7249] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 56.647892][ T7249] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 56.674470][ T2772] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 56.682813][ T2772] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 56.698077][ T7249] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 56.712349][ T7245] 8021q: adding VLAN 0 to HW filter on device team0 [ 56.732878][ T7252] 8021q: adding VLAN 0 to HW filter on device bond0 [ 56.744853][ T7249] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 56.773076][ T7248] 8021q: adding VLAN 0 to HW filter on device bond0 [ 56.781966][ T2772] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 56.791004][ T2772] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 56.799994][ T2772] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.807263][ T2772] bridge0: port 1(bridge_slave_0) entered forwarding state [ 56.816111][ T2772] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 56.825264][ T2772] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 56.833536][ T2772] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.840691][ T2772] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.850881][ T2772] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 56.877008][ T2772] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 56.902932][ T7248] 8021q: adding VLAN 0 to HW filter on device team0 [ 56.920639][ T2779] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 56.929819][ T2779] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 56.938640][ T2779] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 56.948447][ T2779] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 56.957681][ T2779] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 56.966480][ T2779] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 56.974521][ T2779] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 56.983229][ T2779] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 57.031660][ T2772] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 57.043097][ T2772] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 57.052719][ T2772] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 57.061742][ T2772] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 57.070726][ T2772] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.077902][ T2772] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.085714][ T2772] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 57.097001][ T7252] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.108181][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 57.117199][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 57.126262][ T3192] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.133283][ T3192] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.171375][ T7245] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 57.185706][ T7245] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 57.207075][ T7255] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.218390][ T2779] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 57.227780][ T2779] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 57.237074][ T2779] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.244201][ T2779] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.251779][ T2779] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 57.260773][ T2779] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 57.269915][ T2779] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 57.278553][ T2779] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 57.287144][ T2779] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.294251][ T2779] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.301713][ T2779] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 57.310381][ T2779] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 57.318771][ T2779] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 57.327503][ T2779] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 57.336795][ T2779] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 57.344806][ T2779] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 57.365478][ T7249] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.388197][ T2779] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 57.421380][ T2674] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 57.430301][ T2674] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 57.439702][ T2674] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 57.449236][ T2674] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 57.458188][ T2674] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 57.466886][ T2674] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 57.475345][ T2674] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 57.484271][ T2674] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.491916][ T2674] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.499855][ T2674] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 57.520479][ T7249] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.530754][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 57.539903][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 57.550115][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.558129][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.566198][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 57.576366][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 57.585406][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 57.597372][ T7252] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 57.609355][ T7252] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 57.628149][ T7242] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.642927][ T7255] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.654529][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 57.662922][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 57.675068][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 57.685425][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 57.694620][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 57.702076][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 57.710418][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 57.719151][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 57.727659][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 57.736356][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 57.744982][ T3192] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.752020][ T3192] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.759757][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 57.768736][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 57.777148][ T3192] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.784309][ T3192] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.791785][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 57.800660][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 57.809135][ T3192] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.816286][ T3192] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.839293][ T7248] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 57.858431][ T3112] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 57.866785][ T3112] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 57.876034][ T3112] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 57.888377][ T7245] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 57.912068][ T7242] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.924821][ T2772] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 57.932296][ T2772] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 57.941045][ T2772] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 57.950556][ T2772] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 57.960517][ T2772] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 57.969273][ T2772] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.977315][ T2772] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.985803][ T2772] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 57.994923][ T2772] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.003206][ T2772] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.010324][ T2772] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.019808][ T2772] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 58.040979][ T7248] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 58.057077][ T7252] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 58.069621][ T2674] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 58.078513][ T2674] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 58.087570][ T2674] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 58.097907][ T2674] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 58.105441][ T2674] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 58.140393][ T3112] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 58.149612][ T3112] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 58.160260][ T3112] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 58.169894][ T3112] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 58.178681][ T3112] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.187711][ T3112] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.196480][ T3112] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.203596][ T3112] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.211115][ T3112] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 58.220304][ T3112] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 58.229255][ T3112] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 58.242908][ T7249] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 58.258802][ T7249] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 58.299641][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 58.308913][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 58.318007][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 58.329599][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 58.339175][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 58.348159][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.357049][ T3192] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.364164][ T3192] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.371635][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 58.380611][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 58.389319][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 58.397610][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 58.406549][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 58.415436][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 58.423855][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 58.432086][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 58.440927][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 58.449573][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 58.467262][ T7245] device veth0_vlan entered promiscuous mode [ 58.480826][ T7255] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 58.494588][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 58.502392][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 58.513564][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 58.522104][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 58.532221][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 58.539937][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 58.561718][ T7245] device veth1_vlan entered promiscuous mode [ 58.581735][ T2779] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 58.590705][ T2779] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 58.600583][ T2779] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 58.609514][ T2779] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 58.618435][ T2779] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 58.627195][ T2779] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 58.636184][ T2779] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 58.645974][ T2779] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 58.673153][ T7242] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 58.688897][ T7242] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 58.719012][ T7252] device veth0_vlan entered promiscuous mode [ 58.728345][ T3081] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 58.739275][ T3081] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 58.748174][ T3081] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 58.757461][ T3081] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 58.765950][ T3081] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 58.774868][ T3081] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 58.782927][ T3081] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 58.791461][ T3081] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 58.799789][ T3081] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 58.816872][ T7248] device veth0_vlan entered promiscuous mode [ 58.836448][ T7245] device veth0_macvtap entered promiscuous mode [ 58.844648][ T3081] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 58.852904][ T3081] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 58.861168][ T3081] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 58.869304][ T3081] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 58.877291][ T3081] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 58.885210][ T3081] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 58.892655][ T3081] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 58.900161][ T3081] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 58.908942][ T3081] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 58.920288][ T7249] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 58.941388][ T7255] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 58.951718][ T7245] device veth1_macvtap entered promiscuous mode [ 58.962382][ T3081] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 58.970967][ T3081] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 58.980010][ T3081] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 58.988489][ T3081] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 59.008432][ T7242] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 59.016537][ T7252] device veth1_vlan entered promiscuous mode [ 59.039600][ T7248] device veth1_vlan entered promiscuous mode [ 59.071698][ T7245] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 59.089024][ T3081] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 59.099416][ T3081] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 59.130547][ T7245] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 59.148398][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 59.158860][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 59.168144][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 59.177525][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 59.202956][ T7252] device veth0_macvtap entered promiscuous mode [ 59.235433][ T3081] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 59.244452][ T3081] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 59.252851][ T3081] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 59.263165][ T3081] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 59.271887][ T3081] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 59.280468][ T3081] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 59.289124][ T3081] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 59.297313][ T3081] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 59.305215][ T3081] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 59.317856][ T7248] device veth0_macvtap entered promiscuous mode [ 59.335496][ T7242] device veth0_vlan entered promiscuous mode [ 59.357874][ T7252] device veth1_macvtap entered promiscuous mode [ 59.366675][ T3081] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 59.376189][ T3081] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 59.385005][ T3081] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 59.393728][ T3081] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 59.402242][ T3081] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 59.411515][ T3081] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 59.429116][ T7242] device veth1_vlan entered promiscuous mode [ 59.447005][ T7248] device veth1_macvtap entered promiscuous mode [ 59.536116][ T3112] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 59.554394][ T3112] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 59.562409][ T3112] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 59.582496][ T3112] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 59.596412][ T3112] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 59.605360][ T3112] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 59.613905][ T3112] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 59.623826][ T3112] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 59.631533][ T3112] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 59.639960][ T3112] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 59.648256][ T3112] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 59.660437][ T7248] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 59.671450][ T7248] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 59.682892][ T7248] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 59.696753][ T7252] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 59.710753][ T7252] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 59.721466][ T7252] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 2020/09/02 16:33:19 executed programs: 6 [ 59.732765][ T7252] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 59.745676][ T7252] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 59.753576][ T7255] device veth0_vlan entered promiscuous mode [ 59.764194][ T7249] device veth0_vlan entered promiscuous mode [ 59.775129][ T3112] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 59.787989][ T3112] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 59.802347][ T3112] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 59.813390][ T3112] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 59.825265][ T7248] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 59.837511][ T7248] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 59.849787][ T7248] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 59.868118][ T7255] device veth1_vlan entered promiscuous mode [ 59.878287][ T7252] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 59.892471][ T7252] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 59.905057][ T7252] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 59.915984][ T7252] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 59.927935][ T7252] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 59.940254][ T3112] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 59.949784][ T3112] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 59.959569][ T3112] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 59.968492][ T3112] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 59.977470][ T3112] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 59.986519][ T3112] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 59.995960][ T3112] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 60.022563][ T7249] device veth1_vlan entered promiscuous mode [ 60.066391][ T7242] device veth0_macvtap entered promiscuous mode [ 60.147135][ T7242] device veth1_macvtap entered promiscuous mode [ 60.172335][ T8520] ================================================================== [ 60.180557][ T8520] BUG: KASAN: use-after-free in tcindex_change+0x1c4d/0x2760 [ 60.187908][ T8520] Write of size 16 at addr ffff8880a9430430 by task syz-executor.2/8520 [ 60.196213][ T8520] [ 60.198533][ T8520] CPU: 0 PID: 8520 Comm: syz-executor.2 Not tainted 5.5.0-syzkaller #0 [ 60.206752][ T8520] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.216784][ T8520] Call Trace: [ 60.220056][ T8520] dump_stack+0x1e9/0x30e [ 60.224366][ T8520] print_address_description+0x74/0x5c0 [ 60.229895][ T8520] ? printk+0x62/0x83 [ 60.233878][ T8520] ? vprintk_emit+0x2e6/0x3b0 [ 60.238535][ T8520] __kasan_report+0x14b/0x1c0 [ 60.243203][ T8520] ? tcindex_change+0x1c4d/0x2760 [ 60.248212][ T8520] kasan_report+0x25/0x50 [ 60.252541][ T8520] check_memory_region+0x2a5/0x2e0 [ 60.257645][ T8520] ? tcindex_change+0x1c4d/0x2760 [ 60.262653][ T8520] memcpy+0x38/0x50 [ 60.266460][ T8520] tcindex_change+0x1c4d/0x2760 [ 60.271356][ T8520] ? tcindex_destroy+0x970/0x970 [ 60.276277][ T8520] ? tcindex_lookup+0x13e/0x360 [ 60.281109][ T8520] tc_new_tfilter+0x1490/0x2f50 [ 60.285962][ T8520] ? tcindex_get+0x1c0/0x1c0 [ 60.290572][ T8520] ? tcf_tunnel_encap_put_tunnel+0x20/0x20 [ 60.296351][ T8520] rtnetlink_rcv_msg+0x8fb/0xd40 [ 60.301289][ T8520] ? __local_bh_enable_ip+0x133/0x230 [ 60.306654][ T8520] ? local_bh_enable+0x5/0x20 [ 60.311305][ T8520] ? __local_bh_enable_ip+0x133/0x230 [ 60.316653][ T8520] ? __dev_queue_xmit+0x2046/0x2e90 [ 60.321839][ T8520] ? check_preemption_disabled+0x40/0x240 [ 60.327543][ T8520] ? debug_smp_processor_id+0x5/0x20 [ 60.332810][ T8520] netlink_rcv_skb+0x190/0x3a0 [ 60.337569][ T8520] ? rtnetlink_bind+0x80/0x80 [ 60.342230][ T8520] netlink_unicast+0x786/0x940 [ 60.346980][ T8520] netlink_sendmsg+0xa57/0xd70 [ 60.351731][ T8520] ? netlink_getsockopt+0x9d0/0x9d0 [ 60.356907][ T8520] ____sys_sendmsg+0x4f9/0x7c0 [ 60.361659][ T8520] __sys_sendmsg+0x1ed/0x290 [ 60.366241][ T8520] ? __might_fault+0xf5/0x150 [ 60.370898][ T8520] ? _copy_to_user+0x100/0x140 [ 60.375649][ T8520] ? check_preemption_disabled+0xb0/0x240 [ 60.381339][ T8520] ? debug_smp_processor_id+0x5/0x20 [ 60.386613][ T8520] ? trace_irq_disable_rcuidle+0x1f/0x1d0 [ 60.392305][ T8520] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 60.398351][ T8520] ? do_syscall_64+0x19/0x1b0 [ 60.403006][ T8520] do_syscall_64+0xf3/0x1b0 [ 60.407489][ T8520] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.413358][ T8520] RIP: 0033:0x45c8c9 [ 60.417228][ T8520] Code: 2d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 60.436907][ T8520] RSP: 002b:00007fe43a1e5c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 60.445299][ T8520] RAX: ffffffffffffffda RBX: 00007fe43a1e66d4 RCX: 000000000045c8c9 [ 60.453245][ T8520] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000003 [ 60.461190][ T8520] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 60.469143][ T8520] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 60.477209][ T8520] R13: 00000000000009f9 R14: 00000000004ccb91 R15: 000000000076bf0c [ 60.485195][ T8520] [ 60.487509][ T8520] Allocated by task 7197: [ 60.491819][ T8520] __kasan_kmalloc+0x118/0x1c0 [ 60.496560][ T8520] __kmalloc+0x24b/0x330 [ 60.500778][ T8520] kzalloc+0x1d/0x40 [ 60.504664][ T8520] security_prepare_creds+0x46/0x220 [ 60.509922][ T8520] prepare_creds+0x3dc/0x590 [ 60.514508][ T8520] __se_sys_setgroups+0x2dc/0x430 [ 60.519547][ T8520] do_syscall_64+0xf3/0x1b0 [ 60.524040][ T8520] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.530345][ T8520] [ 60.532656][ T8520] Freed by task 7204: [ 60.536629][ T8520] __kasan_slab_free+0x12e/0x1e0 [ 60.541551][ T8520] kfree+0x10a/0x220 [ 60.545422][ T8520] security_cred_free+0xbf/0x100 [ 60.550334][ T8520] put_cred_rcu+0xca/0x350 [ 60.554725][ T8520] rcu_core+0x7e4/0x1080 [ 60.558943][ T8520] __do_softirq+0x268/0x7c5 [ 60.563417][ T8520] [ 60.565721][ T8520] The buggy address belongs to the object at ffff8880a9430400 [ 60.565721][ T8520] which belongs to the cache kmalloc-192 of size 192 [ 60.579744][ T8520] The buggy address is located 48 bytes inside of [ 60.579744][ T8520] 192-byte region [ffff8880a9430400, ffff8880a94304c0) [ 60.592908][ T8520] The buggy address belongs to the page: [ 60.598517][ T8520] page:ffffea0002a50c00 refcount:1 mapcount:0 mapping:ffff8880aa400000 index:0x0 [ 60.607598][ T8520] raw: 00fffe0000000200 ffffea000263bf08 ffffea0002a28d48 ffff8880aa400000 [ 60.616156][ T8520] raw: 0000000000000000 ffff8880a9430000 0000000100000010 0000000000000000 [ 60.624706][ T8520] page dumped because: kasan: bad access detected [ 60.631085][ T8520] [ 60.633386][ T8520] Memory state around the buggy address: [ 60.638988][ T8520] ffff8880a9430300: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 60.647023][ T8520] ffff8880a9430380: 00 fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 60.655057][ T8520] >ffff8880a9430400: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 60.663100][ T8520] ^ [ 60.668714][ T8520] ffff8880a9430480: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc [ 60.676748][ T8520] ffff8880a9430500: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 60.684780][ T8520] ================================================================== [ 60.692812][ T8520] Disabling lock debugging due to kernel taint [ 60.709602][ T8520] Kernel panic - not syncing: panic_on_warn set ... [ 60.716220][ T8520] CPU: 1 PID: 8520 Comm: syz-executor.2 Tainted: G B 5.5.0-syzkaller #0 [ 60.725832][ T8520] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.735876][ T8520] Call Trace: [ 60.739153][ T8520] dump_stack+0x1e9/0x30e [ 60.743474][ T8520] panic+0x264/0x7a0 [ 60.747364][ T8520] ? trace_hardirqs_on+0x30/0x70 [ 60.752297][ T8520] __kasan_report+0x1bc/0x1c0 [ 60.756975][ T8520] ? tcindex_change+0x1c4d/0x2760 [ 60.761994][ T8520] kasan_report+0x25/0x50 [ 60.766319][ T8520] check_memory_region+0x2a5/0x2e0 [ 60.771425][ T8520] ? tcindex_change+0x1c4d/0x2760 [ 60.776441][ T8520] memcpy+0x38/0x50 [ 60.780244][ T8520] tcindex_change+0x1c4d/0x2760 [ 60.785126][ T8520] ? tcindex_destroy+0x970/0x970 [ 60.790154][ T8520] ? tcindex_lookup+0x13e/0x360 [ 60.795004][ T8520] tc_new_tfilter+0x1490/0x2f50 [ 60.799855][ T8520] ? tcindex_get+0x1c0/0x1c0 [ 60.804469][ T8520] ? tcf_tunnel_encap_put_tunnel+0x20/0x20 [ 60.810358][ T8520] rtnetlink_rcv_msg+0x8fb/0xd40 [ 60.815445][ T8520] ? __local_bh_enable_ip+0x133/0x230 [ 60.820794][ T8520] ? local_bh_enable+0x5/0x20 [ 60.825447][ T8520] ? __local_bh_enable_ip+0x133/0x230 [ 60.830797][ T8520] ? __dev_queue_xmit+0x2046/0x2e90 [ 60.835985][ T8520] ? check_preemption_disabled+0x40/0x240 [ 60.841673][ T8520] ? debug_smp_processor_id+0x5/0x20 [ 60.846933][ T8520] netlink_rcv_skb+0x190/0x3a0 [ 60.851667][ T8520] ? rtnetlink_bind+0x80/0x80 [ 60.856315][ T8520] netlink_unicast+0x786/0x940 [ 60.861060][ T8520] netlink_sendmsg+0xa57/0xd70 [ 60.865826][ T8520] ? netlink_getsockopt+0x9d0/0x9d0 [ 60.871004][ T8520] ____sys_sendmsg+0x4f9/0x7c0 [ 60.875896][ T8520] __sys_sendmsg+0x1ed/0x290 [ 60.880563][ T8520] ? __might_fault+0xf5/0x150 [ 60.889563][ T8520] ? _copy_to_user+0x100/0x140 [ 60.894423][ T8520] ? check_preemption_disabled+0xb0/0x240 [ 60.900122][ T8520] ? debug_smp_processor_id+0x5/0x20 [ 60.905377][ T8520] ? trace_irq_disable_rcuidle+0x1f/0x1d0 [ 60.911066][ T8520] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 60.917120][ T8520] ? do_syscall_64+0x19/0x1b0 [ 60.921771][ T8520] do_syscall_64+0xf3/0x1b0 [ 60.926248][ T8520] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.932116][ T8520] RIP: 0033:0x45c8c9 [ 60.935985][ T8520] Code: 2d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 60.955567][ T8520] RSP: 002b:00007fe43a1e5c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 60.963949][ T8520] RAX: ffffffffffffffda RBX: 00007fe43a1e66d4 RCX: 000000000045c8c9 [ 60.971891][ T8520] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000003 [ 60.979832][ T8520] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 60.987773][ T8520] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 60.995811][ T8520] R13: 00000000000009f9 R14: 00000000004ccb91 R15: 000000000076bf0c [ 61.005012][ T8520] Kernel Offset: disabled [ 61.009323][ T8520] Rebooting in 86400 seconds..