[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 98.768936][ T32] audit: type=1800 audit(1575139354.820:25): pid=13301 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 98.807726][ T32] audit: type=1800 audit(1575139354.850:26): pid=13301 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 98.828399][ T32] audit: type=1800 audit(1575139354.860:27): pid=13301 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.15.200' (ECDSA) to the list of known hosts. syzkaller login: [ 110.566344][T13456] IPVS: ftp: loaded support on port[0] = 21 [ 110.572286][T13462] IPVS: ftp: loaded support on port[0] = 21 [ 110.596777][T13464] IPVS: ftp: loaded support on port[0] = 21 [ 110.599069][T13465] IPVS: ftp: loaded support on port[0] = 21 [ 110.618436][T13461] IPVS: ftp: loaded support on port[0] = 21 [ 110.624642][T13463] IPVS: ftp: loaded support on port[0] = 21 [ 110.934587][T13456] chnl_net:caif_netlink_parms(): no params data found [ 111.057101][T13456] bridge0: port 1(bridge_slave_0) entered blocking state [ 111.065151][T13456] bridge0: port 1(bridge_slave_0) entered disabled state [ 111.074017][T13456] device bridge_slave_0 entered promiscuous mode [ 111.092631][T13456] bridge0: port 2(bridge_slave_1) entered blocking state [ 111.099851][T13456] bridge0: port 2(bridge_slave_1) entered disabled state [ 111.108532][T13456] device bridge_slave_1 entered promiscuous mode [ 111.147897][T13456] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 111.194393][T13456] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 111.294976][T13465] chnl_net:caif_netlink_parms(): no params data found [ 111.339565][T13464] chnl_net:caif_netlink_parms(): no params data found [ 111.435909][T13465] bridge0: port 1(bridge_slave_0) entered blocking state [ 111.443205][T13465] bridge0: port 1(bridge_slave_0) entered disabled state [ 111.451973][T13465] device bridge_slave_0 entered promiscuous mode [ 111.463208][T13456] team0: Port device team_slave_0 added [ 111.469584][T13465] bridge0: port 2(bridge_slave_1) entered blocking state [ 111.477240][T13465] bridge0: port 2(bridge_slave_1) entered disabled state [ 111.486018][T13465] device bridge_slave_1 entered promiscuous mode [ 111.496909][T13456] team0: Port device team_slave_1 added [ 111.516817][T13462] chnl_net:caif_netlink_parms(): no params data found [ 111.605651][T13456] device hsr_slave_0 entered promiscuous mode [ 111.662835][T13456] device hsr_slave_1 entered promiscuous mode [ 111.763630][T13463] chnl_net:caif_netlink_parms(): no params data found [ 111.813234][T13465] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 111.823165][T13464] bridge0: port 1(bridge_slave_0) entered blocking state [ 111.830365][T13464] bridge0: port 1(bridge_slave_0) entered disabled state [ 111.839366][T13464] device bridge_slave_0 entered promiscuous mode [ 111.907221][T13465] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 111.918460][T13464] bridge0: port 2(bridge_slave_1) entered blocking state [ 111.925998][T13464] bridge0: port 2(bridge_slave_1) entered disabled state [ 111.935240][T13464] device bridge_slave_1 entered promiscuous mode [ 112.026576][T13462] bridge0: port 1(bridge_slave_0) entered blocking state [ 112.034022][T13462] bridge0: port 1(bridge_slave_0) entered disabled state [ 112.042838][T13462] device bridge_slave_0 entered promiscuous mode [ 112.139282][T13461] chnl_net:caif_netlink_parms(): no params data found [ 112.152942][T13462] bridge0: port 2(bridge_slave_1) entered blocking state [ 112.160189][T13462] bridge0: port 2(bridge_slave_1) entered disabled state [ 112.169260][T13462] device bridge_slave_1 entered promiscuous mode [ 112.180266][T13464] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 112.229296][T13465] team0: Port device team_slave_0 added [ 112.254391][T13463] bridge0: port 1(bridge_slave_0) entered blocking state [ 112.262263][T13463] bridge0: port 1(bridge_slave_0) entered disabled state [ 112.271186][T13463] device bridge_slave_0 entered promiscuous mode [ 112.316249][T13465] team0: Port device team_slave_1 added [ 112.336247][T13464] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 112.358220][T13462] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 112.422846][T13463] bridge0: port 2(bridge_slave_1) entered blocking state [ 112.430203][T13463] bridge0: port 2(bridge_slave_1) entered disabled state [ 112.440073][T13463] device bridge_slave_1 entered promiscuous mode [ 112.470549][T13462] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 112.537698][T13464] team0: Port device team_slave_0 added [ 112.637320][T13465] device hsr_slave_0 entered promiscuous mode [ 112.672758][T13465] device hsr_slave_1 entered promiscuous mode [ 112.714918][T13465] debugfs: Directory 'hsr0' with parent '/' already present! [ 112.740004][T13461] bridge0: port 1(bridge_slave_0) entered blocking state [ 112.747418][T13461] bridge0: port 1(bridge_slave_0) entered disabled state [ 112.756546][T13461] device bridge_slave_0 entered promiscuous mode [ 112.767784][T13464] team0: Port device team_slave_1 added [ 112.777890][T13462] team0: Port device team_slave_0 added [ 112.788540][T13462] team0: Port device team_slave_1 added [ 112.817577][T13463] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 112.855902][T13461] bridge0: port 2(bridge_slave_1) entered blocking state [ 112.863270][T13461] bridge0: port 2(bridge_slave_1) entered disabled state [ 112.872294][T13461] device bridge_slave_1 entered promiscuous mode [ 112.921217][T13463] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 113.019182][T13462] device hsr_slave_0 entered promiscuous mode [ 113.050770][T13462] device hsr_slave_1 entered promiscuous mode [ 113.094230][T13462] debugfs: Directory 'hsr0' with parent '/' already present! [ 113.149531][T13464] device hsr_slave_0 entered promiscuous mode [ 113.192706][T13464] device hsr_slave_1 entered promiscuous mode [ 113.228175][T13464] debugfs: Directory 'hsr0' with parent '/' already present! [ 113.324939][T13456] 8021q: adding VLAN 0 to HW filter on device bond0 [ 113.393153][T13461] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 113.551886][T13463] team0: Port device team_slave_0 added [ 113.573938][T13461] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 113.595301][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 113.605095][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 113.657712][T13463] team0: Port device team_slave_1 added [ 113.667415][T13456] 8021q: adding VLAN 0 to HW filter on device team0 [ 113.896002][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 113.906138][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 113.915591][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 113.923279][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 114.084309][T13461] team0: Port device team_slave_0 added [ 114.115735][T13461] team0: Port device team_slave_1 added [ 114.188036][T13463] device hsr_slave_0 entered promiscuous mode [ 114.277262][T13463] device hsr_slave_1 entered promiscuous mode [ 114.374187][T13463] debugfs: Directory 'hsr0' with parent '/' already present! [ 114.407776][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 114.489123][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 114.499263][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 114.508451][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 114.515808][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 114.524415][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 114.534681][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 114.545104][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 114.555318][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 114.917469][T13461] device hsr_slave_0 entered promiscuous mode [ 114.972741][T13461] device hsr_slave_1 entered promiscuous mode [ 115.052229][T13461] debugfs: Directory 'hsr0' with parent '/' already present! [ 115.069953][T13465] 8021q: adding VLAN 0 to HW filter on device bond0 [ 115.080840][T13456] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 115.091920][T13456] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 115.367063][T13462] 8021q: adding VLAN 0 to HW filter on device bond0 [ 115.516858][T13465] 8021q: adding VLAN 0 to HW filter on device team0 [ 115.620407][T13464] 8021q: adding VLAN 0 to HW filter on device bond0 [ 115.682126][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 115.836200][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 115.846837][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 115.856747][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 115.866237][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 115.876302][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 115.885786][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 115.895218][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 115.904100][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 115.913203][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 115.921333][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 115.929806][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 115.938961][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 115.966971][T13456] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 115.980867][T13462] 8021q: adding VLAN 0 to HW filter on device team0 [ 116.176824][T13464] 8021q: adding VLAN 0 to HW filter on device team0 [ 116.498850][T13463] 8021q: adding VLAN 0 to HW filter on device bond0 [ 116.584341][T13465] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 116.595321][T13465] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 116.906541][T13463] 8021q: adding VLAN 0 to HW filter on device team0 [ 116.916670][T13462] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 116.927702][T13462] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network executing program [ 117.117552][T13464] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 117.128634][T13464] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network executing program [ 117.256395][T13461] 8021q: adding VLAN 0 to HW filter on device bond0 [ 117.275749][T13465] 8021q: adding VLAN 0 to HW filter on device batadv0 executing program [ 117.431192][T13623] batman_adv: batadv0: Adding interface: gretap0 [ 117.438216][T13623] batman_adv: batadv0: The MTU of interface gretap0 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 117.463953][T13623] batman_adv: batadv0: Interface activated: gretap0 [ 117.614117][T13462] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 117.647951][T13463] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 117.659019][T13463] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 117.686684][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 117.695743][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 117.705421][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 117.714673][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 117.721948][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 117.730559][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 117.740751][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 117.750051][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 117.757479][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 117.766142][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 117.776709][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 117.785715][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 117.794832][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 117.804510][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 117.813732][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 117.820972][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 117.830115][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 117.840471][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 117.850265][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 117.859441][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 117.866817][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 117.875508][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 117.885695][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 117.895810][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 117.905828][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 117.916422][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 117.923938][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 117.932574][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 117.942995][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 117.953278][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 117.963206][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 117.973038][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 117.983098][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 117.992881][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 118.002177][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 118.009417][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 118.018186][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 118.028530][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 118.038752][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 118.048690][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 118.058355][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 118.067856][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 118.078247][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 118.088654][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 118.098790][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 118.108667][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 118.118305][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 118.128222][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 118.138758][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 118.148750][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 118.159044][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 118.169084][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 118.177884][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready executing program [ 118.186755][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 118.197155][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 118.207344][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 118.217104][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 118.226776][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 118.236444][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 118.245964][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 118.255733][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 118.265089][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 118.272388][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 118.280991][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 118.290772][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 118.299991][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 118.307442][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 118.316417][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 118.327085][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 118.335169][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 118.343106][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 118.353366][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 118.363597][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 118.373560][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 118.383820][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 118.393730][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 118.403322][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 118.413425][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 118.421978][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 118.429914][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 118.439588][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 118.462181][T13461] 8021q: adding VLAN 0 to HW filter on device team0 [ 118.484282][T13628] batman_adv: batadv0: Adding interface: erspan0 [ 118.490741][T13628] batman_adv: batadv0: The MTU of interface erspan0 is too small (1450) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 118.516203][T13628] batman_adv: batadv0: Interface activated: erspan0 [ 118.695042][T13464] 8021q: adding VLAN 0 to HW filter on device batadv0 executing program [ 119.108169][T13463] 8021q: adding VLAN 0 to HW filter on device batadv0 executing program [ 119.161405][T13461] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 119.171953][T13461] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network executing program executing program executing program executing program executing program [ 119.463145][T13667] batman_adv: batadv0: Adding interface: gretap0 [ 119.469603][T13667] batman_adv: batadv0: The MTU of interface gretap0 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 119.495224][T13667] batman_adv: batadv0: Interface activated: gretap0 executing program executing program executing program executing program executing program [ 119.701744][T13461] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 119.788043][T13682] batman_adv: batadv0: Adding interface: gretap0 [ 119.795209][T13682] batman_adv: batadv0: The MTU of interface gretap0 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 119.821073][T13682] batman_adv: batadv0: Interface activated: gretap0 [ 119.830744][T13681] batman_adv: batadv0: Adding interface: syz_tun [ 119.837711][T13681] batman_adv: batadv0: The MTU of interface syz_tun is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 119.863259][T13681] batman_adv: batadv0: Interface activated: syz_tun executing program executing program executing program executing program [ 120.019417][T13695] batman_adv: batadv0: Adding interface: erspan0 [ 120.026465][T13695] batman_adv: batadv0: The MTU of interface erspan0 is too small (1450) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 120.051984][T13695] batman_adv: batadv0: Interface activated: erspan0 executing program executing program executing program [ 120.146298][T13701] batman_adv: batadv0: Adding interface: ip6gretap0 [ 120.153198][T13701] batman_adv: batadv0: The MTU of interface ip6gretap0 is too small (1434) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 120.179433][T13701] batman_adv: batadv0: Interface activated: ip6gretap0 [ 120.188127][T13706] batman_adv: batadv0: Adding interface: gretap0 executing program executing program executing program executing program [ 120.194797][T13706] batman_adv: batadv0: The MTU of interface gretap0 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 120.220388][T13706] batman_adv: batadv0: Interface activated: gretap0 executing program executing program [ 120.267374][T13708] batman_adv: batadv0: Adding interface: erspan0 [ 120.274401][T13708] batman_adv: batadv0: The MTU of interface erspan0 is too small (1450) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 120.299884][T13708] batman_adv: batadv0: Interface activated: erspan0 [ 120.307108][ T2844] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 120.316713][ T2844] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 120.325822][ T2844] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 120.335043][ T2844] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 120.344007][ T2844] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 120.352715][ T2844] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready executing program [ 120.361643][ T2844] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 120.370326][ T2844] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 120.379524][ T2844] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 120.388456][ T2844] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 120.397718][ T2844] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 120.407541][ T2844] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready executing program [ 120.416560][ T2844] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 120.425691][ T2844] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 120.434844][ T2844] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 120.442732][ T2844] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 120.450460][ T2844] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 120.460152][ T2844] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 120.469304][ T2844] bridge0: port 1(bridge_slave_0) entered blocking state [ 120.476549][ T2844] bridge0: port 1(bridge_slave_0) entered forwarding state [ 120.485115][ T2844] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 120.494913][ T2844] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 120.504897][ T2844] bridge0: port 2(bridge_slave_1) entered blocking state [ 120.512150][ T2844] bridge0: port 2(bridge_slave_1) entered forwarding state [ 120.520735][ T2844] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 120.531115][ T2844] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 120.541558][ T2844] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 120.551755][ T2844] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 120.561569][ T2844] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 120.571918][ T2844] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 120.581732][ T2844] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 120.589677][ T2844] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 120.597529][ T2844] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 120.607252][ T2844] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 120.617602][ T2844] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 120.627187][ T2844] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 120.636681][ T2844] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 120.645271][ T2844] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 120.654702][T13711] batman_adv: batadv0: Adding interface: gretap0 executing program [ 120.661153][T13711] batman_adv: batadv0: The MTU of interface gretap0 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 120.686832][T13711] batman_adv: batadv0: Interface activated: gretap0 [ 120.696270][T13709] batman_adv: batadv0: Adding interface: bridge0 [ 120.702760][T13709] batman_adv: batadv0: The MTU of interface bridge0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 120.729703][T13709] batman_adv: batadv0: Interface activated: bridge0 [ 120.742650][ T2844] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 120.751611][ T2844] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 120.761131][ T2844] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready executing program [ 120.772062][T13715] batman_adv: batadv0: Adding interface: erspan0 [ 120.778678][T13715] batman_adv: batadv0: The MTU of interface erspan0 is too small (1450) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 120.805283][T13715] batman_adv: batadv0: Interface activated: erspan0 executing program executing program executing program executing program executing program executing program [ 120.817956][T13716] batman_adv: batadv0: Adding interface: erspan0 [ 120.825060][T13716] batman_adv: batadv0: The MTU of interface erspan0 is too small (1450) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 120.850599][T13716] batman_adv: batadv0: Interface activated: erspan0 executing program executing program executing program executing program executing program executing program executing program executing program [ 120.951984][T13725] batman_adv: batadv0: Adding interface: syz_tun [ 120.958459][T13725] batman_adv: batadv0: The MTU of interface syz_tun is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 120.984998][T13725] batman_adv: batadv0: Interface activated: syz_tun executing program executing program executing program [ 121.029501][T13729] batman_adv: batadv0: Adding interface: bond0 [ 121.036864][T13729] batman_adv: batadv0: The MTU of interface bond0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 121.062468][T13729] batman_adv: batadv0: Interface activated: bond0 executing program executing program executing program executing program executing program [ 121.111436][T13735] batman_adv: batadv0: Adding interface: syz_tun [ 121.118062][T13735] batman_adv: batadv0: The MTU of interface syz_tun is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 121.143631][T13735] batman_adv: batadv0: Interface activated: syz_tun executing program executing program executing program [ 121.211433][T13740] batman_adv: batadv0: Adding interface: team0 [ 121.217930][T13740] batman_adv: batadv0: The MTU of interface team0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 121.243794][T13740] batman_adv: batadv0: Interface activated: team0 executing program [ 121.255350][T13741] batman_adv: batadv0: Adding interface: ip6gretap0 [ 121.262456][T13741] batman_adv: batadv0: The MTU of interface ip6gretap0 is too small (1434) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 121.288581][T13741] batman_adv: batadv0: Interface activated: ip6gretap0 [ 121.297252][T13738] batman_adv: batadv0: Adding interface: syz_tun executing program executing program [ 121.304320][T13738] batman_adv: batadv0: The MTU of interface syz_tun is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 121.329860][T13738] batman_adv: batadv0: Interface activated: syz_tun [ 121.338328][T13742] batman_adv: batadv0: Adding interface: gretap0 [ 121.344894][T13742] batman_adv: batadv0: The MTU of interface gretap0 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 121.371950][T13742] batman_adv: batadv0: Interface activated: gretap0 [ 121.383097][T13743] batman_adv: batadv0: Adding interface: ip6gretap0 executing program executing program [ 121.389813][T13743] batman_adv: batadv0: The MTU of interface ip6gretap0 is too small (1434) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 121.417762][T13743] batman_adv: batadv0: Interface activated: ip6gretap0 [ 121.431098][T13745] batman_adv: batadv0: Adding interface: dummy0 executing program executing program [ 121.437819][T13745] batman_adv: batadv0: The MTU of interface dummy0 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. [ 121.463662][T13745] batman_adv: batadv0: Interface activated: dummy0 [ 121.490174][T13746] batman_adv: batadv0: Adding interface: bridge0 [ 121.496989][T13746] batman_adv: batadv0: The MTU of interface bridge0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 121.523960][T13746] batman_adv: batadv0: Interface activated: bridge0 [ 121.532920][T13747] batman_adv: batadv0: Adding interface: ip6gretap0 executing program [ 121.539630][T13747] batman_adv: batadv0: The MTU of interface ip6gretap0 is too small (1434) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 121.567078][T13747] batman_adv: batadv0: Interface activated: ip6gretap0 [ 121.575848][T13749] batman_adv: batadv0: Adding interface: bridge0 [ 121.582417][T13749] batman_adv: batadv0: The MTU of interface bridge0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. executing program executing program [ 121.608493][T13749] batman_adv: batadv0: Interface activated: bridge0 [ 121.617793][T13750] batman_adv: batadv0: Adding interface: erspan0 [ 121.625207][T13750] batman_adv: batadv0: The MTU of interface erspan0 is too small (1450) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 121.650840][T13750] batman_adv: batadv0: Interface activated: erspan0 executing program executing program [ 121.670602][T13754] batman_adv: batadv0: Adding interface: syz_tun [ 121.677100][T13754] batman_adv: batadv0: The MTU of interface syz_tun is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 121.702628][T13754] batman_adv: batadv0: Interface activated: syz_tun [ 121.711029][T13753] batman_adv: batadv0: Adding interface: bridge0 executing program executing program executing program [ 121.718049][T13753] batman_adv: batadv0: The MTU of interface bridge0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 121.743536][T13753] batman_adv: batadv0: Interface activated: bridge0 executing program executing program [ 121.774977][T13757] batman_adv: batadv0: Adding interface: bond0 [ 121.781274][T13757] batman_adv: batadv0: The MTU of interface bond0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 121.800370][T13760] ===================================================== [ 121.806694][T13757] batman_adv: batadv0: Interface activated: bond0 [ 121.813348][T13760] BUG: KMSAN: kernel-infoleak in kmsan_copy_to_user+0xa9/0xb0 [ 121.813368][T13760] CPU: 1 PID: 13760 Comm: syz-executor429 Not tainted 5.4.0-rc8-syzkaller #0 [ 121.813375][T13760] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 121.813381][T13760] Call Trace: [ 121.813416][T13760] dump_stack+0x1c9/0x220 [ 121.853745][T13760] kmsan_report+0x128/0x220 [ 121.858272][T13760] kmsan_internal_check_memory+0x178/0x440 [ 121.864113][T13760] kmsan_copy_to_user+0xa9/0xb0 [ 121.866427][T13761] batman_adv: batadv0: Adding interface: bond0 [ 121.869012][T13760] copyout+0x16b/0x1f0 [ 121.875292][T13761] batman_adv: batadv0: The MTU of interface bond0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 121.879243][T13760] _copy_to_iter+0x35f/0x26f0 [ 121.904682][T13761] batman_adv: batadv0: Interface activated: bond0 [ 121.909259][T13760] ? __kernel_text_address+0x24f/0x350 [ 121.921136][T13760] ? stack_trace_save+0x1b0/0x1b0 [ 121.926477][T13760] simple_copy_to_iter+0x92/0xb0 [ 121.931474][T13760] __skb_datagram_iter+0x24d/0xee0 [ 121.936662][T13760] ? skb_copy_datagram_iter+0x2b0/0x2b0 [ 121.942240][T13760] ? kmsan_internal_poison_shadow+0xac/0x110 [ 121.945964][T13758] batman_adv: batadv0: Adding interface: ip6gretap0 [ 121.948254][T13760] ? kmem_cache_free+0x5ce/0x2c00 [ 121.955010][T13758] batman_adv: batadv0: The MTU of interface ip6gretap0 is too small (1434) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 121.959881][T13760] ? __fput+0x8b2/0xba0 [ 121.985587][T13758] batman_adv: batadv0: Interface activated: ip6gretap0 [ 121.989552][T13760] ? do_syscall_64+0xdc/0x160 [ 122.001049][T13760] ? entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 122.007179][T13760] skb_copy_datagram_iter+0x29c/0x2b0 [ 122.012582][T13760] tun_do_read+0x2522/0x2eb0 [ 122.017162][T13760] ? kmsan_get_shadow_origin_ptr+0x91/0x4d0 [ 122.024922][T13760] ? kmsan_get_metadata+0x51/0x350 [ 122.030036][T13760] ? arch_local_irq_disable+0x10/0x10 [ 122.035436][T13760] tun_chr_read_iter+0x229/0x460 [ 122.040375][T13760] ? tun_cleanup+0x60/0x60 [ 122.044784][T13760] __vfs_read+0xa67/0xc90 [ 122.049110][T13760] vfs_read+0x359/0x6f0 [ 122.053259][T13760] ksys_read+0x265/0x430 [ 122.057507][T13760] __se_sys_read+0x92/0xb0 [ 122.061923][T13760] __x64_sys_read+0x4a/0x70 [ 122.066438][T13760] do_syscall_64+0xb6/0x160 [ 122.070936][T13760] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 122.076903][T13760] RIP: 0033:0x402ac0 [ 122.080972][T13760] Code: 01 f0 ff ff 0f 83 a0 0d 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 3d ed 94 2d 00 00 75 14 b8 00 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 74 0d 00 00 c3 48 83 ec 08 e8 da 02 00 00 [ 122.100593][T13760] RSP: 002b:00007ffea4697538 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 122.109238][T13760] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000402ac0 [ 122.117357][T13760] RDX: 00000000000003e8 RSI: 00007ffea4697540 RDI: 00000000000000f0 [ 122.125504][T13760] RBP: 000000000001db88 R08: 0000000000000000 R09: 0000000000000004 [ 122.133712][T13760] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 122.141694][T13760] R13: 0000000000403d50 R14: 0000000000000000 R15: 0000000000000000 [ 122.149754][T13760] [ 122.152150][T13760] Uninit was stored to memory at: [ 122.157179][T13760] kmsan_internal_chain_origin+0xb9/0x170 [ 122.164039][T13760] kmsan_memcpy_memmove_metadata+0x25c/0x2e0 [ 122.170046][T13760] kmsan_memcpy_metadata+0xb/0x10 [ 122.175186][T13760] __msan_memcpy+0x56/0x70 [ 122.179741][T13760] pskb_expand_head+0x38a/0x19f0 [ 122.184730][T13760] batadv_skb_head_push+0x23c/0x360 [ 122.189947][T13760] batadv_send_skb_packet+0x1a7/0x8c0 [ 122.195324][T13760] batadv_send_broadcast_skb+0x76/0x90 [ 122.201035][T13760] batadv_iv_send_outstanding_bat_ogm_packet+0x993/0xd50 [ 122.208215][T13760] process_one_work+0x1572/0x1ef0 [ 122.213508][T13760] worker_thread+0x111b/0x2460 [ 122.219338][T13760] kthread+0x4b5/0x4f0 [ 122.223655][T13760] ret_from_fork+0x35/0x40 [ 122.228436][T13760] [ 122.231631][T13760] Uninit was created at: [ 122.236034][T13760] kmsan_save_stack_with_flags+0x3c/0x90 [ 122.241897][T13760] kmsan_alloc_page+0x140/0x330 [ 122.246785][T13760] __alloc_pages_nodemask+0x1421/0x5fd0 [ 122.252990][T13760] page_frag_alloc+0x3ae/0x910 [ 122.257873][T13760] __netdev_alloc_skb+0x672/0xb20 [ 122.263590][T13760] batadv_iv_ogm_queue_add+0xf42/0x17b0 [ 122.269469][T13760] batadv_iv_ogm_schedule+0xe93/0x1080 [ 122.275403][T13760] batadv_iv_send_outstanding_bat_ogm_packet+0xbc0/0xd50 [ 122.282557][T13760] process_one_work+0x1572/0x1ef0 [ 122.288121][T13760] worker_thread+0x111b/0x2460 [ 122.293111][T13760] kthread+0x4b5/0x4f0 [ 122.297164][T13760] ret_from_fork+0x35/0x40 [ 122.301572][T13760] [ 122.303879][T13760] Bytes 52-53 of 122 are uninitialized [ 122.309334][T13760] Memory access of size 122 starts at ffff9145b54db440 [ 122.316891][T13760] Data copied to user address 00007ffea4697540 [ 122.323618][T13760] ===================================================== [ 122.331647][T13760] Disabling lock debugging due to kernel taint [ 122.338374][T13760] Kernel panic - not syncing: panic_on_warn set ... [ 122.345184][T13760] CPU: 1 PID: 13760 Comm: syz-executor429 Tainted: G B 5.4.0-rc8-syzkaller #0 [ 122.355576][T13760] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 122.365645][T13760] Call Trace: [ 122.368951][T13760] dump_stack+0x1c9/0x220 [ 122.373289][T13760] panic+0x3c9/0xc1e [ 122.377328][T13760] kmsan_report+0x215/0x220 [ 122.381849][T13760] kmsan_internal_check_memory+0x178/0x440 [ 122.387797][T13760] kmsan_copy_to_user+0xa9/0xb0 [ 122.392655][T13760] copyout+0x16b/0x1f0 [ 122.396811][T13760] _copy_to_iter+0x35f/0x26f0 [ 122.401585][T13760] ? __kernel_text_address+0x24f/0x350 [ 122.407692][T13760] ? stack_trace_save+0x1b0/0x1b0 [ 122.412753][T13760] simple_copy_to_iter+0x92/0xb0 [ 122.417935][T13760] __skb_datagram_iter+0x24d/0xee0 [ 122.423219][T13760] ? skb_copy_datagram_iter+0x2b0/0x2b0 [ 122.428775][T13760] ? kmsan_internal_poison_shadow+0xac/0x110 [ 122.434992][T13760] ? kmem_cache_free+0x5ce/0x2c00 [ 122.440372][T13760] ? __fput+0x8b2/0xba0 [ 122.444555][T13760] ? do_syscall_64+0xdc/0x160 [ 122.449359][T13760] ? entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 122.455598][T13760] skb_copy_datagram_iter+0x29c/0x2b0 [ 122.461613][T13760] tun_do_read+0x2522/0x2eb0 [ 122.466277][T13760] ? kmsan_get_shadow_origin_ptr+0x91/0x4d0 [ 122.472178][T13760] ? kmsan_get_metadata+0x51/0x350 [ 122.477581][T13760] ? arch_local_irq_disable+0x10/0x10 [ 122.483372][T13760] tun_chr_read_iter+0x229/0x460 [ 122.488414][T13760] ? tun_cleanup+0x60/0x60 [ 122.492969][T13760] __vfs_read+0xa67/0xc90 [ 122.497771][T13760] vfs_read+0x359/0x6f0 [ 122.502247][T13760] ksys_read+0x265/0x430 [ 122.506695][T13760] __se_sys_read+0x92/0xb0 [ 122.511238][T13760] __x64_sys_read+0x4a/0x70 [ 122.516379][T13760] do_syscall_64+0xb6/0x160 [ 122.521163][T13760] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 122.527275][T13760] RIP: 0033:0x402ac0 [ 122.531491][T13760] Code: 01 f0 ff ff 0f 83 a0 0d 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 3d ed 94 2d 00 00 75 14 b8 00 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 74 0d 00 00 c3 48 83 ec 08 e8 da 02 00 00 [ 122.551420][T13760] RSP: 002b:00007ffea4697538 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 122.559854][T13760] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000402ac0 [ 122.567853][T13760] RDX: 00000000000003e8 RSI: 00007ffea4697540 RDI: 00000000000000f0 [ 122.575842][T13760] RBP: 000000000001db88 R08: 0000000000000000 R09: 0000000000000004 [ 122.584073][T13760] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 122.592047][T13760] R13: 0000000000403d50 R14: 0000000000000000 R15: 0000000000000000 [ 122.602075][T13760] Kernel Offset: 0x1d200000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff) [ 122.614690][T13760] Rebooting in 86400 seconds..