[ 65.826779] audit: type=1800 audit(1584948469.240:25): pid=7301 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed(directio)" comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 65.847844] audit: type=1800 audit(1584948469.260:26): pid=7301 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed(directio)" comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 65.871713] audit: type=1800 audit(1584948469.280:27): pid=7301 uid=0 auid=4294967295 ses=4294967295 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 syzkaller login: [ 77.462867] IPVS: Creating netns size=2720 id=1 [ 77.467680] IPVS: ftp: loaded support on port[0] = 21 Warning: Permanently added '10.128.10.63' (ECDSA) to the list of known hosts. 2020/03/23 07:28:08 parsed 1 programs 2020/03/23 07:28:09 executed programs: 0 [ 85.759379] IPv6: ADDRCONF(NETDEV_CHANGE): nr0: link becomes ready [ 85.771022] IPv6: ADDRCONF(NETDEV_CHANGE): nr5: link becomes ready [ 85.779029] IPv6: ADDRCONF(NETDEV_CHANGE): nr4: link becomes ready [ 85.787550] IPv6: ADDRCONF(NETDEV_CHANGE): nr2: link becomes ready [ 85.795516] IPv6: ADDRCONF(NETDEV_CHANGE): nr1: link becomes ready [ 85.803453] IPv6: ADDRCONF(NETDEV_CHANGE): nr3: link becomes ready [ 85.820809] IPVS: Creating netns size=2720 id=2 [ 85.825703] IPVS: ftp: loaded support on port[0] = 21 [ 85.974941] IPVS: Creating netns size=2720 id=3 [ 85.979915] IPVS: ftp: loaded support on port[0] = 21 [ 86.099088] chnl_net:caif_netlink_parms(): no params data found [ 86.211065] IPVS: Creating netns size=2720 id=4 [ 86.216649] IPVS: ftp: loaded support on port[0] = 21 [ 86.388193] chnl_net:caif_netlink_parms(): no params data found [ 86.469102] bridge0: port 1(bridge_slave_0) entered blocking state [ 86.476236] bridge0: port 1(bridge_slave_0) entered disabled state [ 86.485685] device bridge_slave_0 entered promiscuous mode [ 86.494164] bridge0: port 2(bridge_slave_1) entered blocking state [ 86.500764] bridge0: port 2(bridge_slave_1) entered disabled state [ 86.510162] device bridge_slave_1 entered promiscuous mode [ 86.554194] IPVS: Creating netns size=2720 id=5 [ 86.559064] IPVS: ftp: loaded support on port[0] = 21 [ 86.608006] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 86.619166] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 86.715109] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 86.724005] team0: Port device team_slave_0 added [ 86.753047] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 86.761294] team0: Port device team_slave_1 added [ 86.899207] bridge0: port 1(bridge_slave_0) entered blocking state [ 86.905930] bridge0: port 1(bridge_slave_0) entered disabled state [ 86.915259] device bridge_slave_0 entered promiscuous mode [ 86.923948] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 86.930183] 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. [ 86.956352] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 87.011626] bridge0: port 2(bridge_slave_1) entered blocking state [ 87.018281] bridge0: port 2(bridge_slave_1) entered disabled state [ 87.027829] device bridge_slave_1 entered promiscuous mode [ 87.035612] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 87.042060] 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. [ 87.067534] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 87.123512] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 87.130788] chnl_net:caif_netlink_parms(): no params data found [ 87.138696] IPVS: Creating netns size=2720 id=6 [ 87.143744] IPVS: ftp: loaded support on port[0] = 21 [ 87.177261] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 87.187890] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 87.248081] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 87.366332] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 87.401106] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 87.410789] team0: Port device team_slave_0 added [ 87.416846] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 87.476583] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 87.484912] team0: Port device team_slave_1 added [ 87.645192] IPVS: Creating netns size=2720 id=7 [ 87.650077] IPVS: ftp: loaded support on port[0] = 21 [ 87.675469] chnl_net:caif_netlink_parms(): no params data found [ 87.710313] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 87.760136] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 87.887760] bridge0: port 1(bridge_slave_0) entered blocking state [ 87.894472] bridge0: port 1(bridge_slave_0) entered disabled state [ 87.904030] device bridge_slave_0 entered promiscuous mode [ 87.962572] bridge0: port 2(bridge_slave_1) entered blocking state [ 87.969138] bridge0: port 2(bridge_slave_1) entered disabled state [ 87.978447] device bridge_slave_1 entered promiscuous mode [ 88.188680] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 88.198714] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 88.242552] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 88.252153] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 88.269654] chnl_net:caif_netlink_parms(): no params data found [ 88.404715] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 88.415105] team0: Port device team_slave_0 added [ 88.443903] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 88.453114] team0: Port device team_slave_1 added [ 88.720738] bridge0: port 1(bridge_slave_0) entered blocking state [ 88.728368] bridge0: port 1(bridge_slave_0) entered disabled state [ 88.737753] device bridge_slave_0 entered promiscuous mode [ 88.777698] bridge0: port 2(bridge_slave_1) entered blocking state [ 88.784461] bridge0: port 2(bridge_slave_1) entered disabled state [ 88.794468] device bridge_slave_1 entered promiscuous mode [ 88.811739] chnl_net:caif_netlink_parms(): no params data found [ 88.857450] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 88.868854] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 88.915988] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 88.974657] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 89.024430] bridge0: port 1(bridge_slave_0) entered blocking state [ 89.031348] bridge0: port 1(bridge_slave_0) entered disabled state [ 89.040933] device bridge_slave_0 entered promiscuous mode [ 89.051816] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 89.096964] bridge0: port 2(bridge_slave_1) entered blocking state [ 89.103734] bridge0: port 2(bridge_slave_1) entered disabled state [ 89.113130] device bridge_slave_1 entered promiscuous mode [ 89.222316] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 89.230939] team0: Port device team_slave_0 added [ 89.273762] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 89.281181] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 89.290975] team0: Port device team_slave_1 added [ 89.332160] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 89.341731] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 89.378963] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 89.516173] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 89.524804] team0: Port device team_slave_0 added [ 89.565725] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 89.584147] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 89.592714] team0: Port device team_slave_1 added [ 89.619748] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 89.657495] bridge0: port 1(bridge_slave_0) entered blocking state [ 89.664114] bridge0: port 1(bridge_slave_0) entered disabled state [ 89.673889] device bridge_slave_0 entered promiscuous mode [ 89.683559] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 89.761702] bridge0: port 2(bridge_slave_1) entered blocking state [ 89.769203] bridge0: port 2(bridge_slave_1) entered disabled state [ 89.779470] device bridge_slave_1 entered promiscuous mode [ 89.913441] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 89.923978] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 89.936840] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 89.969626] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 89.979191] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 90.043772] 8021q: adding VLAN 0 to HW filter on device bond0 [ 90.050875] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 90.112089] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 90.156270] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 90.164768] team0: Port device team_slave_0 added [ 90.177410] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 90.184636] 8021q: adding VLAN 0 to HW filter on device team0 [ 90.215337] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 90.224118] team0: Port device team_slave_1 added [ 90.230894] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 90.239249] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 90.291264] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 90.301167] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 90.309324] bridge0: port 1(bridge_slave_0) entered blocking state [ 90.315863] bridge0: port 1(bridge_slave_0) entered forwarding state [ 90.325156] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 90.444098] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 90.452223] bridge0: port 2(bridge_slave_1) entered blocking state [ 90.458967] bridge0: port 2(bridge_slave_1) entered forwarding state [ 90.501110] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 90.544279] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 90.568859] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 90.707147] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 90.715643] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 90.782999] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 90.790840] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 90.799321] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 90.808422] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 90.816004] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 90.907461] 8021q: adding VLAN 0 to HW filter on device bond0 [ 91.052957] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 91.145628] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 91.201795] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 91.218301] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 91.226637] 8021q: adding VLAN 0 to HW filter on device team0 [ 91.244598] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 91.320521] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 91.328953] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.335526] bridge0: port 1(bridge_slave_0) entered forwarding state [ 91.342946] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 91.351036] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.357965] bridge0: port 2(bridge_slave_1) entered forwarding state [ 91.365279] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 91.399900] 8021q: adding VLAN 0 to HW filter on device bond0 [ 91.436812] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 91.488869] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 91.502326] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 91.541599] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 91.549671] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 91.558228] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 91.567300] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 91.585363] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 91.614178] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 91.644465] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 91.664079] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 91.670176] 8021q: adding VLAN 0 to HW filter on device team0 [ 91.681522] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 91.761024] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 91.771196] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 91.778443] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 91.787446] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 91.797144] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.803516] bridge0: port 1(bridge_slave_0) entered forwarding state [ 91.810702] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 91.863275] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 91.871581] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.878025] bridge0: port 2(bridge_slave_1) entered forwarding state [ 91.891666] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 91.900524] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 91.908099] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 91.918960] device veth0_vlan entered promiscuous mode [ 91.953852] device veth1_vlan entered promiscuous mode [ 92.001778] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 92.039719] 8021q: adding VLAN 0 to HW filter on device bond0 [ 92.062746] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 92.071471] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 92.079716] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 92.104755] 8021q: adding VLAN 0 to HW filter on device bond0 [ 92.116246] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 92.129898] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 92.162062] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 92.170405] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 92.198514] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 92.205334] 8021q: adding VLAN 0 to HW filter on device team0 [ 92.223705] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 92.240567] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 92.264290] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 92.270553] 8021q: adding VLAN 0 to HW filter on device team0 [ 92.285352] 8021q: adding VLAN 0 to HW filter on device bond0 [ 92.294564] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 92.304939] bridge0: port 1(bridge_slave_0) entered blocking state [ 92.311541] bridge0: port 1(bridge_slave_0) entered forwarding state [ 92.338270] device veth0_macvtap entered promiscuous mode [ 92.346476] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 92.363511] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 92.370943] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 92.383301] bridge0: port 1(bridge_slave_0) entered blocking state [ 92.390390] bridge0: port 1(bridge_slave_0) entered forwarding state [ 92.397922] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 92.406779] bridge0: port 2(bridge_slave_1) entered blocking state [ 92.413539] bridge0: port 2(bridge_slave_1) entered forwarding state [ 92.420637] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 92.428960] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 92.437118] bridge0: port 2(bridge_slave_1) entered blocking state [ 92.443841] bridge0: port 2(bridge_slave_1) entered forwarding state [ 92.451381] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 92.459030] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 92.484503] device veth1_macvtap entered promiscuous mode [ 92.499980] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 92.562093] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 92.579297] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 92.588438] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 92.611546] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 92.621090] 8021q: adding VLAN 0 to HW filter on device team0 [ 92.644557] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 92.651939] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 92.660740] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 92.669183] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 92.677265] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 92.684981] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 92.697040] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 92.728870] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 92.774511] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 92.785856] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 92.797050] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 92.805847] bridge0: port 1(bridge_slave_0) entered blocking state [ 92.812441] bridge0: port 1(bridge_slave_0) entered forwarding state [ 92.819509] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 92.827526] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 92.835626] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 92.847155] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 92.872681] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 92.881240] bridge0: port 2(bridge_slave_1) entered blocking state [ 92.887664] bridge0: port 2(bridge_slave_1) entered forwarding state [ 92.923777] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 92.935820] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 92.965581] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 93.003569] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 93.012116] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 93.075645] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 93.096500] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 93.108836] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 93.116442] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 93.132759] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 93.171437] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 93.194214] device veth0_vlan entered promiscuous mode [ 93.225849] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 93.236749] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 93.245523] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 93.278856] device veth1_vlan entered promiscuous mode [ 93.388986] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 93.438083] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 93.613809] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 93.680907] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 93.731517] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 93.740752] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 93.747697] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 93.755556] device veth0_macvtap entered promiscuous mode [ 93.803474] device veth1_macvtap entered promiscuous mode [ 93.830537] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 93.850636] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 93.864743] device veth0_vlan entered promiscuous mode [ 93.885847] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 93.894307] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready 2020/03/23 07:28:17 executed programs: 6 [ 93.920233] device veth1_vlan entered promiscuous mode [ 93.955614] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 94.008407] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 94.017638] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 94.042931] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 94.085141] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 94.179551] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 94.236268] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 94.267869] device veth0_macvtap entered promiscuous mode [ 94.305694] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 94.331526] device veth1_macvtap entered promiscuous mode [ 94.379213] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 94.407207] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 94.417791] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 94.426205] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 94.441270] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 94.502338] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 94.511772] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 94.520687] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 94.528335] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 94.538253] device veth0_vlan entered promiscuous mode [ 94.563798] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 94.595205] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 94.612048] device veth1_vlan entered promiscuous mode [ 94.637224] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 94.645506] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 94.653130] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 94.704248] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 94.721361] device veth0_vlan entered promiscuous mode [ 94.738427] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 94.747017] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 94.781457] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 94.805945] device veth1_vlan entered promiscuous mode [ 94.839826] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 94.871817] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 94.899344] hrtimer: interrupt took 24984 ns [ 94.929922] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 94.949029] device veth0_macvtap entered promiscuous mode [ 94.977344] device veth1_macvtap entered promiscuous mode [ 95.001015] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 95.014729] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 95.021627] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 95.038089] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 95.065010] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 95.072554] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 95.079576] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 95.097985] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 95.109749] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 95.120443] device veth0_vlan entered promiscuous mode [ 95.151123] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 95.159195] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 95.177850] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 95.191388] device veth0_macvtap entered promiscuous mode [ 95.217646] device veth1_macvtap entered promiscuous mode [ 95.230944] device veth1_vlan entered promiscuous mode [ 95.256283] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 95.290401] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 95.343406] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 95.369582] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 95.462202] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 95.480275] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 95.496736] device veth0_macvtap entered promiscuous mode [ 95.522062] device veth1_macvtap entered promiscuous mode [ 95.550307] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 95.568721] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 95.595572] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 95.619037] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 2020/03/23 07:28:22 executed programs: 175 2020/03/23 07:28:25 result: hanged=false err=executor 4: exit status 67 setns(netns) failed (errno 9) child failed (errno 0) loop exited with status 67 setns(netns) failed (errno 9) child failed (errno 0) loop exited with status 67 [ 101.954548] syz-executor.4 (7554) used greatest stack depth: 24160 bytes left [ 102.029186] IPv6: ADDRCONF(NETDEV_CHANGE): nr4: link becomes ready [ 102.734625] device bridge_slave_1 left promiscuous mode [ 102.740409] bridge0: port 2(bridge_slave_1) entered disabled state [ 102.795453] device bridge_slave_0 left promiscuous mode [ 102.800999] bridge0: port 1(bridge_slave_0) entered disabled state [ 102.896977] device veth1_macvtap left promiscuous mode [ 102.902565] device veth0_macvtap left promiscuous mode [ 102.907871] device veth1_vlan left promiscuous mode [ 102.913167] device veth0_vlan left promiscuous mode [ 103.085041] team0 (unregistering): Port device team_slave_1 removed [ 103.100510] team0 (unregistering): Port device team_slave_0 removed [ 103.116625] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 103.151891] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 103.281699] bond0 (unregistering): Released all slaves [ 107.448177] IPVS: Creating netns size=2720 id=8 [ 107.453106] IPVS: ftp: loaded support on port[0] = 21 [ 107.805658] chnl_net:caif_netlink_parms(): no params data found [ 107.913437] bridge0: port 1(bridge_slave_0) entered blocking state [ 107.919920] bridge0: port 1(bridge_slave_0) entered disabled state [ 107.928987] device bridge_slave_0 entered promiscuous mode [ 107.936698] bridge0: port 2(bridge_slave_1) entered blocking state [ 107.943150] bridge0: port 2(bridge_slave_1) entered disabled state [ 107.952072] device bridge_slave_1 entered promiscuous mode [ 108.001063] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 108.012455] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 108.060001] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 108.068086] team0: Port device team_slave_0 added [ 108.074027] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 108.082019] team0: Port device team_slave_1 added [ 108.146710] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 108.154915] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 108.209219] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 108.216685] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 108.439089] bridge0: port 2(bridge_slave_1) entered blocking state [ 108.445605] bridge0: port 2(bridge_slave_1) entered forwarding state [ 108.452580] bridge0: port 1(bridge_slave_0) entered blocking state [ 108.459096] bridge0: port 1(bridge_slave_0) entered forwarding state [ 108.560348] 8021q: adding VLAN 0 to HW filter on device bond0 [ 108.570835] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 108.583307] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 108.590364] bridge0: port 1(bridge_slave_0) entered disabled state [ 108.598231] bridge0: port 2(bridge_slave_1) entered disabled state [ 108.609793] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 108.616371] 8021q: adding VLAN 0 to HW filter on device team0 [ 108.627944] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 108.636072] bridge0: port 1(bridge_slave_0) entered blocking state [ 108.642473] bridge0: port 1(bridge_slave_0) entered forwarding state [ 108.664697] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 108.672849] bridge0: port 2(bridge_slave_1) entered blocking state [ 108.679213] bridge0: port 2(bridge_slave_1) entered forwarding state [ 108.690743] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 108.698789] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 108.717472] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 108.725089] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 108.737757] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 108.924364] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 108.938081] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 108.980270] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 108.988020] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 108.994939] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 109.008073] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 109.017144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 109.024371] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 109.033452] device veth0_vlan entered promiscuous mode [ 109.046450] device veth1_vlan entered promiscuous mode [ 109.097057] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 109.110885] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 109.121129] device veth0_macvtap entered promiscuous mode [ 109.131361] device veth1_macvtap entered promiscuous mode [ 109.143890] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 109.155549] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 109.167679] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 109.185100] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 2020/03/23 07:28:32 executed programs: 343 2020/03/23 07:28:36 result: hanged=false err=executor 0: exit status 67 setns(netns) failed (errno 9) child failed (errno 0) loop exited with status 67 setns(netns) failed (errno 9) child failed (errno 0) loop exited with status 67 [ 113.079504] IPv6: ADDRCONF(NETDEV_CHANGE): nr0: link becomes ready [ 113.734694] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 113.741404] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 113.749346] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 113.756024] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 113.763563] ================================================================== [ 113.766261] device bridge_slave_1 left promiscuous mode [ 113.766520] bridge0: port 2(bridge_slave_1) entered disabled state [ 113.782652] BUG: KASAN: null-ptr-deref on address (null) [ 113.788945] Read of size 24 by task kworker/u4:6/7850 [ 113.794144] CPU: 1 PID: 7850 Comm: kworker/u4:6 Not tainted 4.8.0-rc2-syzkaller #0 [ 113.801838] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 113.811189] Workqueue: bat_events batadv_iv_send_outstanding_bat_ogm_packet [ 113.818400] 1ffffffff0dd62ce ffff880122c47998 ffffffff82d072c6 ffff880122c47a28 [ 113.826515] ffff8801113f7780 0000000000000000 ffff8801228d1150 ffff880122c47a18 [ 113.834567] ffffffff817583aa ffff8801113f7780 0000000000000286 ffff88012333e580 [ 113.842628] Call Trace: [ 113.845207] [] dump_stack+0xe6/0x120 [ 113.850562] [] kasan_report_error+0x3da/0x490 [ 113.856684] [] kasan_report+0x34/0x40 [ 113.862112] [] ? batadv_tvlv_container_ogm_append+0x158/0x470 [ 113.869623] [] check_memory_region+0x13d/0x1a0 [ 113.875865] [] memcpy+0x23/0x50 [ 113.880826] [] batadv_tvlv_container_ogm_append+0x158/0x470 [ 113.888172] [] batadv_iv_ogm_schedule+0xa30/0xcc0 [ 113.894644] [] ? batadv_iv_ogm_schedule+0x89/0xcc0 [ 113.901202] [] ? __local_bh_enable_ip+0xa7/0x1a0 [ 113.907583] [] ? trace_hardirqs_on_caller+0x44c/0x5e0 [ 113.914455] [] ? batadv_iv_send_outstanding_bat_ogm_packet+0x12a/0xbd0 [ 113.922748] [] ? trace_hardirqs_on+0xd/0x10 [ 113.928693] [] ? __local_bh_enable_ip+0xa7/0x1a0 [ 113.935073] [] batadv_iv_send_outstanding_bat_ogm_packet+0x2d0/0xbd0 [ 113.943207] [] process_one_work+0x6a2/0x1580 [ 113.949251] [] ? process_one_work+0x5fc/0x1580 [ 113.955457] [] ? cancel_delayed_work_sync+0x10/0x10 [ 113.962120] [] worker_thread+0xd7/0xf10 [ 113.967746] [] ? __schedule+0x92e/0x1c80 [ 113.973439] [] ? ___preempt_schedule+0x16/0x18 [ 113.979652] [] ? process_one_work+0x1580/0x1580 [ 113.985962] [] kthread+0x209/0x2d0 [ 113.991146] [] ? kthread_create_on_node+0x390/0x390 [ 113.997789] [] ret_from_fork+0x1f/0x40 [ 114.003325] [] ? kthread_create_on_node+0x390/0x390 [ 114.009982] ================================================================== [ 114.017334] Disabling lock debugging due to kernel taint [ 114.022813] BUG: unable to handle kernel NULL pointer dereference at (null) [ 114.031030] IP: [] memcpy_erms+0x6/0x10 [ 114.036683] PGD 114d43067 PUD 11544f067 PMD 0 [ 114.041628] Oops: 0000 [#1] PREEMPT SMP KASAN [ 114.046111] Modules linked in: [ 114.049400] CPU: 1 PID: 7850 Comm: kworker/u4:6 Tainted: G B 4.8.0-rc2-syzkaller #0 [ 114.058317] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 114.067664] Workqueue: bat_events batadv_iv_send_outstanding_bat_ogm_packet [ 114.074869] task: ffff88012333e580 task.stack: ffff880122c40000 [ 114.080899] RIP: 0010:[] [] memcpy_erms+0x6/0x10 [ 114.088995] RSP: 0018:ffff880122c47a78 EFLAGS: 00010246 [ 114.094470] RAX: ffff8801113f7780 RBX: 0000000000000018 RCX: 0000000000000018 [ 114.101741] RDX: 0000000000000018 RSI: 0000000000000000 RDI: ffff8801113f7780 [ 114.108998] RBP: ffff880122c47a98 R08: ffffed002227eef3 R09: ffffed002227eef3 [ 114.116263] R10: 0000000000000003 R11: ffffed002227eef2 R12: ffff8801113f7780 [ 114.123509] R13: 0000000000000000 R14: ffff8801228d1150 R15: 0000000000000024 [ 114.130803] FS: 0000000000000000(0000) GS:ffff88012c100000(0000) knlGS:0000000000000000 [ 114.139016] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 114.144875] CR2: 0000000000000000 CR3: 0000000112988000 CR4: 00000000001406e0 [ 114.152139] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 114.159434] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 114.166683] Stack: [ 114.168807] ffffffff817576e5 0000000000000018 ffff88010e2fe700 ffff8801228d1148 [ 114.176833] ffff880122c47af8 ffffffff85cc6338 ffff88010e2fef28 0000000000000000 [ 114.184895] ffff8801113f7780 ffff88010000003c ffff88010e2fef38 ffff88010e2fe700 [ 114.192917] Call Trace: [ 114.195656] [] ? memcpy+0x45/0x50 [ 114.200740] [] batadv_tvlv_container_ogm_append+0x158/0x470 [ 114.208086] [] batadv_iv_ogm_schedule+0xa30/0xcc0 [ 114.214571] [] ? batadv_iv_ogm_schedule+0x89/0xcc0 [ 114.221144] [] ? __local_bh_enable_ip+0xa7/0x1a0 [ 114.227554] [] ? trace_hardirqs_on_caller+0x44c/0x5e0 [ 114.234385] [] ? batadv_iv_send_outstanding_bat_ogm_packet+0x12a/0xbd0 [ 114.242699] [] ? trace_hardirqs_on+0xd/0x10 [ 114.248680] [] ? __local_bh_enable_ip+0xa7/0x1a0 [ 114.255075] [] batadv_iv_send_outstanding_bat_ogm_packet+0x2d0/0xbd0 [ 114.263198] [] process_one_work+0x6a2/0x1580 [ 114.269260] [] ? process_one_work+0x5fc/0x1580 [ 114.275469] [] ? cancel_delayed_work_sync+0x10/0x10 [ 114.282114] [] worker_thread+0xd7/0xf10 [ 114.287745] [] ? __schedule+0x92e/0x1c80 [ 114.293440] [] ? ___preempt_schedule+0x16/0x18 [ 114.299664] [] ? process_one_work+0x1580/0x1580 [ 114.305977] [] kthread+0x209/0x2d0 [ 114.311160] [] ? kthread_create_on_node+0x390/0x390 [ 114.317823] [] ret_from_fork+0x1f/0x40 [ 114.323346] [] ? kthread_create_on_node+0x390/0x390 [ 114.330116] Code: ff ff ff 90 90 eb 1e 0f 1f 00 48 89 f8 48 89 d1 48 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 c3 66 0f 1f 44 00 00 48 89 f8 48 89 d1 a4 c3 0f 1f 80 00 00 00 00 48 89 f8 48 83 fa 20 72 7e 40 38 [ 114.357760] RIP [] memcpy_erms+0x6/0x10 [ 114.363515] RSP [ 114.367135] CR2: 0000000000000000 [ 114.370575] ---[ end trace f38f76fa0dc17dbd ]--- [ 114.375309] Kernel panic - not syncing: Fatal exception in interrupt [ 114.383172] Kernel Offset: disabled