Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.10.28' (ECDSA) to the list of known hosts. syzkaller login: [ 70.651169][ T8432] chnl_net:caif_netlink_parms(): no params data found [ 70.949468][ T8430] chnl_net:caif_netlink_parms(): no params data found [ 71.018092][ T8428] chnl_net:caif_netlink_parms(): no params data found [ 71.030650][ T8433] chnl_net:caif_netlink_parms(): no params data found [ 71.061575][ T8435] chnl_net:caif_netlink_parms(): no params data found [ 71.087060][ T8434] chnl_net:caif_netlink_parms(): no params data found [ 71.128751][ T8432] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.138391][ T8432] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.147475][ T8432] device bridge_slave_0 entered promiscuous mode [ 71.212253][ T8432] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.225062][ T8432] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.233030][ T8432] device bridge_slave_1 entered promiscuous mode [ 71.342595][ T8432] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 71.361840][ T8433] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.371480][ T8433] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.381576][ T8433] device bridge_slave_0 entered promiscuous mode [ 71.410066][ T8432] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 71.426440][ T8433] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.434965][ T8433] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.443360][ T8433] device bridge_slave_1 entered promiscuous mode [ 71.455449][ T8430] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.462572][ T8430] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.471996][ T8430] device bridge_slave_0 entered promiscuous mode [ 71.532638][ T8430] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.540812][ T8430] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.549853][ T8430] device bridge_slave_1 entered promiscuous mode [ 71.603891][ T8434] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.617789][ T8434] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.630068][ T8434] device bridge_slave_0 entered promiscuous mode [ 71.644594][ T8432] team0: Port device team_slave_0 added [ 71.651140][ T8428] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.661813][ T8428] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.671458][ T8428] device bridge_slave_0 entered promiscuous mode [ 71.681367][ T8433] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 71.690792][ T8435] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.792829][ T8435] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.801168][ T8435] device bridge_slave_0 entered promiscuous mode [ 71.816095][ T8430] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 71.826607][ T8434] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.833720][ T8434] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.843858][ T8434] device bridge_slave_1 entered promiscuous mode [ 71.852627][ T8432] team0: Port device team_slave_1 added [ 71.860000][ T8428] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.867733][ T8428] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.876135][ T8428] device bridge_slave_1 entered promiscuous mode [ 71.885592][ T8433] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 71.894869][ T8435] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.902129][ T8435] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.910768][ T8435] device bridge_slave_1 entered promiscuous mode [ 71.922224][ T8430] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 71.995350][ T8428] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 72.013019][ T8428] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 72.041838][ T8434] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 72.054845][ T8432] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 72.061854][ T8432] 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. [ 72.088447][ T8432] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 72.102847][ T8435] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 72.115436][ T8433] team0: Port device team_slave_0 added [ 72.130471][ T8430] team0: Port device team_slave_0 added [ 72.139264][ T8434] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 72.157841][ T8432] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 72.165036][ T8432] 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. [ 72.192667][ T8432] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 72.206306][ T8435] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 72.217601][ T8433] team0: Port device team_slave_1 added [ 72.236190][ T8430] team0: Port device team_slave_1 added [ 72.245072][ T8428] team0: Port device team_slave_0 added [ 72.283905][ T8428] team0: Port device team_slave_1 added [ 72.300468][ T8434] team0: Port device team_slave_0 added [ 72.318332][ T8433] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 72.325411][ T8433] 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. [ 72.351903][ T8433] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 72.368453][ T8435] team0: Port device team_slave_0 added [ 72.382978][ T8435] team0: Port device team_slave_1 added [ 72.407206][ T8434] team0: Port device team_slave_1 added [ 72.423442][ T8433] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 72.430814][ T8433] 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. [ 72.458208][ T8433] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 72.491204][ T8430] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 72.498300][ T8430] 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. [ 72.527984][ T8430] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 72.552641][ T8435] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 72.561113][ T8435] 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. [ 72.588885][ T8435] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 72.606944][ T8432] device hsr_slave_0 entered promiscuous mode [ 72.613709][ T8432] device hsr_slave_1 entered promiscuous mode [ 72.637009][ T8433] device hsr_slave_0 entered promiscuous mode [ 72.646872][ T8433] device hsr_slave_1 entered promiscuous mode [ 72.653645][ T8433] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 72.662181][ T8433] Cannot create hsr debugfs directory [ 72.668545][ T8428] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 72.676024][ T8428] 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. [ 72.702543][ T8428] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 72.717881][ T8430] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 72.725243][ T8430] 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. [ 72.752007][ T8430] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 72.770250][ T8435] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 72.778706][ T8435] 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. [ 72.806120][ T8435] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 72.845326][ T8428] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 72.852322][ T8428] 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. [ 72.878934][ T8428] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 72.891369][ T8434] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 72.898758][ T8434] 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. [ 72.925605][ T8434] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 72.948347][ T8435] device hsr_slave_0 entered promiscuous mode [ 72.966463][ T8435] device hsr_slave_1 entered promiscuous mode [ 72.973899][ T8435] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 72.981965][ T8435] Cannot create hsr debugfs directory [ 73.019748][ T8434] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 73.027402][ T8434] 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. [ 73.055848][ T8434] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 73.134880][ T8430] device hsr_slave_0 entered promiscuous mode [ 73.142215][ T8430] device hsr_slave_1 entered promiscuous mode [ 73.149268][ T8430] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 73.158347][ T8430] Cannot create hsr debugfs directory [ 73.189108][ T8428] device hsr_slave_0 entered promiscuous mode [ 73.201486][ T8428] device hsr_slave_1 entered promiscuous mode [ 73.208695][ T8428] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 73.217298][ T8428] Cannot create hsr debugfs directory [ 73.248613][ T8434] device hsr_slave_0 entered promiscuous mode [ 73.258087][ T8434] device hsr_slave_1 entered promiscuous mode [ 73.267568][ T8434] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 73.276163][ T8434] Cannot create hsr debugfs directory [ 73.697856][ T8433] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 73.712979][ T8433] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 73.729256][ T8433] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 73.757366][ T8433] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 73.789534][ T8430] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 73.827188][ T8430] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 73.846491][ T8430] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 73.876035][ T8430] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 73.985821][ T8432] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 74.049751][ T8435] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 74.062116][ T8432] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 74.080333][ T8432] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 74.099241][ T8432] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 74.112339][ T8435] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 74.125813][ T8435] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 74.169593][ T8435] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 74.205929][ T8433] 8021q: adding VLAN 0 to HW filter on device bond0 [ 74.238449][ T8428] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 74.292279][ T8428] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 74.302813][ T8428] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 74.330037][ T8428] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 74.347376][ T8434] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 74.365187][ T3786] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 74.375499][ T3786] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 74.409458][ T8433] 8021q: adding VLAN 0 to HW filter on device team0 [ 74.419594][ T8434] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 74.440595][ T8430] 8021q: adding VLAN 0 to HW filter on device bond0 [ 74.458261][ T8434] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 74.472327][ T8434] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 74.519271][ T9670] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 74.529941][ T9670] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 74.542136][ T9670] bridge0: port 1(bridge_slave_0) entered blocking state [ 74.549741][ T9670] bridge0: port 1(bridge_slave_0) entered forwarding state [ 74.558865][ T9670] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 74.568304][ T9670] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 74.577369][ T9670] bridge0: port 2(bridge_slave_1) entered blocking state [ 74.584673][ T9670] bridge0: port 2(bridge_slave_1) entered forwarding state [ 74.595542][ T9674] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 74.618800][ T8430] 8021q: adding VLAN 0 to HW filter on device team0 [ 74.658776][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 74.669017][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 74.678618][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 74.688198][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 74.698070][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 74.708172][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 74.717908][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 74.727809][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 74.746804][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 74.774735][ T9674] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 74.783539][ T9674] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 74.799671][ T9674] bridge0: port 1(bridge_slave_0) entered blocking state [ 74.807028][ T9674] bridge0: port 1(bridge_slave_0) entered forwarding state [ 74.816255][ T9674] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 74.825995][ T9674] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 74.835620][ T9674] bridge0: port 2(bridge_slave_1) entered blocking state [ 74.842709][ T9674] bridge0: port 2(bridge_slave_1) entered forwarding state [ 74.863725][ T8433] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 74.876353][ T8433] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 74.902309][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 74.911189][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 74.921248][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 74.930800][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 74.940430][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 74.950879][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 74.997443][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 75.008566][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 75.017298][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 75.060464][ T8433] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 75.070793][ T8432] 8021q: adding VLAN 0 to HW filter on device bond0 [ 75.088737][ T9670] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 75.099932][ T9670] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 75.109731][ T9670] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 75.166341][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 75.175628][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 75.190508][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 75.199876][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 75.208525][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 75.217468][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 75.226790][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 75.263021][ T8435] 8021q: adding VLAN 0 to HW filter on device bond0 [ 75.289672][ T8432] 8021q: adding VLAN 0 to HW filter on device team0 [ 75.308160][ T8430] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 75.329565][ T8430] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 75.359594][ T9638] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 75.369172][ T9638] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 75.379174][ T9638] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 75.388115][ T9638] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 75.421745][ T8434] 8021q: adding VLAN 0 to HW filter on device bond0 [ 75.436576][ T8435] 8021q: adding VLAN 0 to HW filter on device team0 [ 75.449191][ T3138] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 75.460399][ T3138] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 75.471788][ T3138] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.479123][ T3138] bridge0: port 1(bridge_slave_0) entered forwarding state [ 75.490200][ T3138] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 75.519782][ T9670] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 75.528509][ T9670] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 75.537866][ T9670] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 75.548195][ T9670] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 75.558016][ T9670] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.565357][ T9670] bridge0: port 1(bridge_slave_0) entered forwarding state [ 75.582142][ T8428] 8021q: adding VLAN 0 to HW filter on device bond0 [ 75.609519][ T8434] 8021q: adding VLAN 0 to HW filter on device team0 [ 75.628555][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 75.637579][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 75.647422][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 75.656859][ T20] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.664147][ T20] bridge0: port 2(bridge_slave_1) entered forwarding state [ 75.673003][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 75.684329][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 75.693319][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 75.702781][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 75.742949][ T8433] device veth0_vlan entered promiscuous mode [ 75.763671][ T9649] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 75.773039][ T9649] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 75.783399][ T9649] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.791457][ T9649] bridge0: port 2(bridge_slave_1) entered forwarding state [ 75.800337][ T9649] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 75.809013][ T9649] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 75.819048][ T9649] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 75.828339][ T9649] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 75.837030][ T9649] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.844192][ T9649] bridge0: port 1(bridge_slave_0) entered forwarding state [ 75.852033][ T9649] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 75.861404][ T9649] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 75.881017][ T8428] 8021q: adding VLAN 0 to HW filter on device team0 [ 75.907650][ T9649] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 75.917339][ T9649] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 75.929444][ T9649] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 75.938805][ T9649] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 75.948778][ T9649] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 75.958154][ T9649] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 75.966491][ T9649] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 75.974997][ T9649] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 75.982534][ T9649] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 75.991997][ T9649] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 76.001633][ T9649] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 76.024840][ T8430] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 76.062069][ T8433] device veth1_vlan entered promiscuous mode [ 76.090973][ T9652] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 76.100194][ T9652] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 76.109869][ T9652] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 76.119234][ T9652] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.126404][ T9652] bridge0: port 2(bridge_slave_1) entered forwarding state [ 76.135501][ T9652] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 76.144502][ T9652] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 76.152919][ T9652] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.160096][ T9652] bridge0: port 1(bridge_slave_0) entered forwarding state [ 76.168590][ T9652] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 76.177658][ T9652] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 76.186474][ T9652] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.193584][ T9652] bridge0: port 2(bridge_slave_1) entered forwarding state [ 76.202048][ T9652] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 76.210737][ T9652] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 76.219423][ T9652] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 76.228891][ T9652] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 76.242350][ T9652] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 76.251108][ T9652] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 76.285152][ T9652] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 76.300013][ T9652] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 76.309097][ T9652] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 76.319582][ T9652] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 76.385416][ T9638] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 76.394661][ T9638] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 76.403642][ T9638] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 76.414854][ T9638] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 76.423579][ T9638] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 76.432940][ T9638] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 76.442362][ T9638] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 76.451313][ T9638] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 76.460495][ T9638] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 76.469856][ T9638] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 76.479786][ T9638] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 76.489492][ T9638] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 76.501125][ T9638] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 76.510434][ T9638] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 76.519848][ T9638] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 76.530290][ T8432] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 76.579257][ T9638] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 76.589741][ T9638] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 76.599402][ T9638] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 76.610042][ T9638] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 76.619182][ T9638] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 76.628262][ T9638] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 76.638973][ T9638] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 76.648083][ T9638] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 76.657147][ T9638] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 76.666332][ T9638] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 76.675448][ T9638] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 76.684787][ T9638] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 76.694879][ T8435] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 76.703624][ T8433] device veth0_macvtap entered promiscuous mode [ 76.745322][ T8434] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 76.796167][ T8433] device veth1_macvtap entered promiscuous mode [ 76.811606][ T3138] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 76.822324][ T3138] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 76.831510][ T3138] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 76.841455][ T3138] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 76.850913][ T3138] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 76.860242][ T3138] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 76.873591][ T3138] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 76.882419][ T3138] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 76.926760][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 76.936212][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 76.949341][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 76.958559][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 76.974342][ T8430] device veth0_vlan entered promiscuous mode [ 76.981577][ T3138] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 76.991556][ T3138] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 77.000773][ T8428] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 77.019174][ T8433] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 77.027090][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 77.037501][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 77.054710][ T36] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 77.062293][ T36] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 77.087929][ T8432] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 77.103224][ T8434] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 77.118942][ T8433] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 77.135896][ T9652] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 77.143483][ T9652] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 77.161073][ T9652] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 77.170628][ T9652] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 77.188358][ T8430] device veth1_vlan entered promiscuous mode [ 77.204829][ T8433] netdevsim netdevsim4 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 77.217665][ T8433] netdevsim netdevsim4 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 77.227545][ T8433] netdevsim netdevsim4 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 77.240131][ T8433] netdevsim netdevsim4 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 77.277740][ T8428] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 77.303115][ T8435] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 77.343967][ T36] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 77.352790][ T36] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 77.441334][ T36] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 77.452521][ T36] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 77.463325][ T36] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 77.479324][ T36] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 77.495408][ T8432] device veth0_vlan entered promiscuous mode executing program [ 77.563001][ T9670] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 77.574997][ T9670] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 77.586830][ T9670] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 77.596261][ T9670] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 77.606935][ T9670] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 77.616245][ T9670] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 77.636566][ T8430] device veth0_macvtap entered promiscuous mode executing program [ 77.656205][ T8432] device veth1_vlan entered promiscuous mode [ 77.666458][ T9690] netlink: 4 bytes leftover after parsing attributes in process `syz-executor943'. [ 77.692034][ T8428] device veth0_vlan entered promiscuous mode [ 77.701130][ T9670] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 77.712867][ T9670] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 77.722439][ T9670] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 77.743322][ T9670] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 77.753053][ T9670] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 77.762895][ T9670] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 77.786840][ T9693] netlink: 4 bytes leftover after parsing attributes in process `syz-executor943'. executing program [ 77.848779][ T8430] device veth1_macvtap entered promiscuous mode [ 77.860437][ T36] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 77.872048][ T36] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 77.880526][ T36] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 77.892248][ T36] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 77.930532][ T9694] netlink: 4 bytes leftover after parsing attributes in process `syz-executor943'. executing program [ 78.005136][ T3786] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 78.014457][ T3786] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 78.027394][ T8435] device veth0_vlan entered promiscuous mode [ 78.069648][ T3786] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 78.078402][ T3786] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 78.088830][ T8428] device veth1_vlan entered promiscuous mode [ 78.115429][ T9695] netlink: 4 bytes leftover after parsing attributes in process `syz-executor943'. executing program [ 78.160465][ T8430] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 78.164556][ T9695] syz-executor943 (9695) used greatest stack depth: 22824 bytes left [ 78.177762][ T8430] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 78.196037][ T8430] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 78.210500][ T8432] device veth0_macvtap entered promiscuous mode [ 78.222884][ T8435] device veth1_vlan entered promiscuous mode [ 78.230607][ T36] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 78.240781][ T36] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 78.250381][ T36] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 78.259744][ T36] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 78.268837][ T36] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 78.278733][ T36] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 78.288576][ T36] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 78.298012][ T36] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 78.307546][ T36] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 78.318773][ T36] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 78.327625][ T36] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 78.336583][ T36] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 78.348020][ T8434] device veth0_vlan entered promiscuous mode [ 78.357547][ T9696] netlink: 4 bytes leftover after parsing attributes in process `syz-executor943'. executing program [ 78.417792][ T8430] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 78.433970][ T8430] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 78.446016][ T8430] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 78.458048][ T8432] device veth1_macvtap entered promiscuous mode [ 78.507409][ T9697] netlink: 4 bytes leftover after parsing attributes in process `syz-executor943'. [ 78.554718][ T9649] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 78.563512][ T9649] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 78.576836][ T8430] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 78.585911][ T8430] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 78.594822][ T8430] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 executing program [ 78.605311][ T8430] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 78.634976][ T8434] device veth1_vlan entered promiscuous mode [ 78.645107][ T3786] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 78.661244][ T3786] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 78.678868][ T8428] device veth0_macvtap entered promiscuous mode [ 78.699119][ T9699] netlink: 4 bytes leftover after parsing attributes in process `syz-executor943'. executing program [ 78.769591][ T8428] device veth1_macvtap entered promiscuous mode [ 78.788418][ T9649] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 78.799675][ T9649] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 78.809115][ T9649] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 78.819492][ T9649] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 78.842579][ T8432] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 78.853866][ T8432] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! executing program [ 78.864360][ T8432] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 78.876303][ T8432] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 78.889446][ T8432] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 78.902063][ T8435] device veth0_macvtap entered promiscuous mode [ 78.945209][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 78.957351][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 78.966992][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 78.985839][ T8432] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 78.999925][ T8432] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.011019][ T8432] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 79.023324][ T8432] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.037691][ T8432] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 79.047386][ T9700] netlink: 4 bytes leftover after parsing attributes in process `syz-executor943'. executing program [ 79.105818][ T8428] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 79.127069][ T8428] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.140859][ T8428] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 79.155038][ T8428] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.169300][ T8428] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 79.182527][ T8428] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.207135][ T8428] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 79.217690][ T9701] netlink: 4 bytes leftover after parsing attributes in process `syz-executor943'. [ 79.237995][ T8435] device veth1_macvtap entered promiscuous mode [ 79.245297][ T3138] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 79.255370][ T3138] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 79.264436][ T3138] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 79.273462][ T3138] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 79.283080][ T3138] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 79.293529][ T9702] netlink: 4 bytes leftover after parsing attributes in process `syz-executor943'. executing program executing program [ 79.364880][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 79.375840][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 79.402592][ T8434] device veth0_macvtap entered promiscuous mode [ 79.417174][ T8432] netdevsim netdevsim3 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.428923][ T8432] netdevsim netdevsim3 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.439128][ T8432] netdevsim netdevsim3 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.448502][ T8432] netdevsim netdevsim3 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.467042][ T8428] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 79.480106][ T8428] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.494423][ T8428] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 79.510002][ T8428] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.522042][ T8428] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 79.537317][ T8428] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.550799][ T8428] batman_adv: batadv0: Interface activated: batadv_slave_1 executing program [ 79.610835][ T8435] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 79.623501][ T8435] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.635667][ T8435] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 79.648053][ T8435] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.659834][ T8435] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 79.671517][ T8435] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.683341][ T8435] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 79.696295][ T8435] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.711743][ T8435] batman_adv: batadv0: Interface activated: batadv_slave_0 executing program [ 79.777808][ T9652] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 79.794721][ T9652] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 79.804652][ T9652] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 79.813499][ T9652] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 79.828446][ T9652] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 79.843122][ T8428] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.859814][ T8428] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.871646][ T8428] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.889631][ T8428] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.910474][ T8434] device veth1_macvtap entered promiscuous mode executing program [ 80.031027][ T8435] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 80.041731][ T8435] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 80.053233][ T8435] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 80.065108][ T8435] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 80.081263][ T8435] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 80.093046][ T8435] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 80.103868][ T8435] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 80.117858][ T8435] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! executing program [ 80.129644][ T8435] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 80.165372][ T9652] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 80.178044][ T9652] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 80.187246][ T9652] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 80.201243][ T8435] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 80.210799][ T8435] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 80.219900][ T8435] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 80.230968][ T8435] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 executing program executing program executing program executing program executing program [ 80.481145][ T8434] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 80.491954][ T8434] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 80.503229][ T8434] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 80.514203][ T8434] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 80.532162][ T8434] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 80.543257][ T8434] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 80.561911][ T8434] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 80.572453][ T8434] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 80.587584][ T8434] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 80.599668][ T8434] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 80.615712][ T8434] batman_adv: batadv0: Interface activated: batadv_slave_0 executing program executing program executing program executing program [ 80.658344][ T9674] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 80.676052][ T9674] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready executing program [ 80.786839][ T8434] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 80.803646][ T8434] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 80.814074][ T8434] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 80.831248][ T8434] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 80.841500][ T8434] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 80.857925][ T8434] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 80.869277][ T8434] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 80.889958][ T8434] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 80.901697][ T8434] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 80.913436][ T8434] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 80.927648][ T8434] batman_adv: batadv0: Interface activated: batadv_slave_1 executing program executing program executing program executing program [ 81.035845][ T9652] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 81.051542][ T9652] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready executing program [ 81.136042][ T8434] netdevsim netdevsim5 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 81.145341][ T8434] netdevsim netdevsim5 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 81.159734][ T8434] netdevsim netdevsim5 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 81.172533][ T8434] netdevsim netdevsim5 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 82.117152][ T9747] syz-executor943 (9747) used greatest stack depth: 22640 bytes left executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 82.678983][ T9763] __nla_validate_parse: 49 callbacks suppressed [ 82.679006][ T9763] netlink: 4 bytes leftover after parsing attributes in process `syz-executor943'. [ 82.724574][ T9759] netlink: 4 bytes leftover after parsing attributes in process `syz-executor943'. executing program executing program executing program [ 82.783197][ T9765] netlink: 4 bytes leftover after parsing attributes in process `syz-executor943'. executing program [ 82.828820][ T9764] netlink: 4 bytes leftover after parsing attributes in process `syz-executor943'. [ 82.880742][ T9766] netlink: 4 bytes leftover after parsing attributes in process `syz-executor943'. [ 82.924710][ T9768] netlink: 4 bytes leftover after parsing attributes in process `syz-executor943'. executing program executing program [ 82.969048][ T9767] netlink: 4 bytes leftover after parsing attributes in process `syz-executor943'. executing program executing program [ 83.027734][ T9771] netlink: 4 bytes leftover after parsing attributes in process `syz-executor943'. executing program executing program [ 83.079650][ T9769] netlink: 4 bytes leftover after parsing attributes in process `syz-executor943'. [ 83.109339][ T9770] netlink: 4 bytes leftover after parsing attributes in process `syz-executor943'. executing program executing program executing program executing program executing program executing program executing program [ 83.397713][ C0] IPv6: veth0: IPv6 duplicate address ::ffff:172.20.20.0 used by aa:aa:aa:aa:aa:19 detected! executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 85.160699][ C0] IPv6: veth0_to_bridge: IPv6 duplicate address ::ffff:172.20.20.0 used by aa:aa:aa:aa:aa:0c detected! executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 86.273394][ C0] IPv6: veth0: IPv6 duplicate address ::ffff:172.20.20.0 used by aa:aa:aa:aa:aa:19 detected! executing program [ 86.376950][ T9825] BUG: sleeping function called from invalid context at kernel/locking/mutex.c:928 [ 86.390935][ T9825] in_atomic(): 0, irqs_disabled(): 0, non_block: 0, pid: 9825, name: syz-executor943 [ 86.402945][ T9825] 2 locks held by syz-executor943/9825: [ 86.413567][ T9825] #0: ffffffff8d6730a8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3f9/0xad0 [ 86.423129][ T9825] #1: ffffffff8bf74520 (rcu_read_lock){....}-{1:2}, at: do_setlink+0x27d0/0x3af0 [ 86.438255][ T9825] Preemption disabled at: [ 86.438268][ T9825] [<0000000000000000>] 0x0 [ 86.448984][ T9825] CPU: 0 PID: 9825 Comm: syz-executor943 Not tainted 5.12.0-rc7-syzkaller #0 [ 86.457820][ T9825] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 86.467894][ T9825] Call Trace: [ 86.471176][ T9825] dump_stack+0x141/0x1d7 [ 86.475666][ T9825] ___might_sleep.cold+0x1f1/0x237 [ 86.481274][ T9825] __mutex_lock+0xa9/0x1120 [ 86.485836][ T9825] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 86.492132][ T9825] ? __ipv6_dev_mc_dec+0x5f/0x340 [ 86.497175][ T9825] ? mutex_lock_io_nested+0xf70/0xf70 [ 86.502559][ T9825] ? inet6_dump_ifinfo+0x9c0/0x9c0 [ 86.507687][ T9825] ? memset+0x20/0x40 [ 86.511848][ T9825] ? nlmsg_notify+0x90/0x250 [ 86.516506][ T9825] ? nlmsg_notify+0xbd/0x250 [ 86.521138][ T9825] ? rtnl_notify+0xa9/0xf0 [ 86.525665][ T9825] ? inet6_ifa_notify+0x16f/0x220 [ 86.530820][ T9825] ? inet6_fill_ifaddr+0xcb0/0xcb0 [ 86.536042][ T9825] __ipv6_dev_mc_dec+0x5f/0x340 [ 86.541013][ T9825] __ipv6_ifa_notify+0x5b6/0xa90 [ 86.546971][ T9825] ? cancel_delayed_work+0x220/0x340 [ 86.552544][ T9825] ? modify_prefix_route+0x520/0x520 [ 86.558079][ T9825] ? cancel_delayed_work_sync+0x20/0x20 [ 86.564003][ T9825] ? __local_bh_enable_ip+0xa0/0x120 [ 86.569317][ T9825] ipv6_del_addr+0x463/0xae0 [ 86.574041][ T9825] ? addrconf_sysctl_addr_gen_mode+0x8b0/0x8b0 [ 86.581213][ T9825] ? __local_bh_enable_ip+0xa0/0x120 [ 86.586776][ T9825] addrconf_verify_rtnl+0xdbc/0x1220 [ 86.592275][ T9825] inet6_set_link_af+0x53c/0xc40 [ 86.597282][ T9825] ? addrconf_sysctl_disable+0x6c0/0x6c0 [ 86.602956][ T9825] ? lock_release+0x720/0x720 [ 86.607712][ T9825] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 86.614298][ T9825] do_setlink+0x290d/0x3af0 [ 86.618837][ T9825] ? __nla_validate_parse+0x2df/0x2410 [ 86.624330][ T9825] ? rtnl_getlink+0xad0/0xad0 [ 86.629029][ T9825] ? nla_get_range_signed+0x520/0x520 [ 86.640249][ T9825] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 86.646257][ T9825] ? find_held_lock+0x2d/0x110 [ 86.651043][ T9825] ? validate_linkmsg+0x4c4/0x7d0 [ 86.656196][ T9825] ? lock_downgrade+0x6e0/0x6e0 [ 86.661096][ T9825] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 86.667373][ T9825] __rtnl_newlink+0xdcf/0x1710 [ 86.672792][ T9825] ? rtnl_setlink+0x3c0/0x3c0 [ 86.677510][ T9825] ? find_held_lock+0x2d/0x110 [ 86.682323][ T9825] ? is_bpf_text_address+0xa9/0x160 [ 86.687564][ T9825] ? lock_downgrade+0x6e0/0x6e0 [ 86.692463][ T9825] ? unwind_next_frame+0xec8/0x1ce0 [ 86.697708][ T9825] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 86.703929][ T9825] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 86.710508][ T9825] ? is_bpf_text_address+0xcb/0x160 [ 86.715725][ T9825] ? kernel_text_address+0xbd/0xf0 [ 86.720876][ T9825] ? __kernel_text_address+0x9/0x30 [ 86.726381][ T9825] ? unwind_get_return_address+0x51/0x90 [ 86.732039][ T9825] ? create_prof_cpu_mask+0x20/0x20 [ 86.737293][ T9825] ? arch_stack_walk+0x93/0xe0 [ 86.742426][ T9825] ? fs_reclaim_release+0x9c/0xe0 [ 86.747522][ T9825] ? rcu_read_lock_sched_held+0x3a/0x70 [ 86.754190][ T9825] rtnl_newlink+0x64/0xa0 [ 86.758568][ T9825] ? __rtnl_newlink+0x1710/0x1710 [ 86.763632][ T9825] rtnetlink_rcv_msg+0x44e/0xad0 [ 86.768661][ T9825] ? rtnetlink_put_metrics+0x510/0x510 [ 86.774382][ T9825] ? netdev_core_pick_tx+0x2e0/0x2e0 [ 86.780006][ T9825] netlink_rcv_skb+0x153/0x420 [ 86.784825][ T9825] ? rtnetlink_put_metrics+0x510/0x510 [ 86.790322][ T9825] ? netlink_ack+0xaa0/0xaa0 [ 86.795074][ T9825] ? netlink_deliver_tap+0x227/0xba0 [ 86.800751][ T9825] netlink_unicast+0x533/0x7d0 [ 86.805547][ T9825] ? netlink_attachskb+0x870/0x870 [ 86.810891][ T9825] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 86.818044][ T9825] ? __phys_addr_symbol+0x2c/0x70 [ 86.823233][ T9825] ? __sanitizer_cov_trace_cmp8+0x1d/0x70 [ 86.829010][ T9825] ? __check_object_size+0x171/0x3f0 [ 86.834312][ T9825] netlink_sendmsg+0x856/0xd90 [ 86.839103][ T9825] ? netlink_unicast+0x7d0/0x7d0 [ 86.844056][ T9825] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 86.850359][ T9825] ? netlink_unicast+0x7d0/0x7d0 [ 86.855360][ T9825] sock_sendmsg+0xcf/0x120 [ 86.859787][ T9825] ____sys_sendmsg+0x6e8/0x810 [ 86.864585][ T9825] ? kernel_sendmsg+0x50/0x50 [ 86.869382][ T9825] ? do_recvmmsg+0x6d0/0x6d0 [ 86.874025][ T9825] ? lock_chain_count+0x20/0x20 [ 86.879208][ T9825] ___sys_sendmsg+0xf3/0x170 [ 86.883819][ T9825] ? sendmsg_copy_msghdr+0x160/0x160 [ 86.889236][ T9825] ? __lock_acquire+0x16b3/0x54c0 [ 86.894370][ T9825] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 86.900407][ T9825] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 86.906833][ T9825] ? __fget_light+0x215/0x280 [ 86.911560][ T9825] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 86.917825][ T9825] __sys_sendmsg+0xe5/0x1b0 [ 86.922354][ T9825] ? __sys_sendmsg_sock+0x30/0x30 [ 86.927430][ T9825] ? syscall_enter_from_user_mode+0x27/0x70 [ 86.933379][ T9825] do_syscall_64+0x2d/0x70 [ 86.937831][ T9825] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 86.943857][ T9825] RIP: 0033:0x443869 [ 86.948082][ T9825] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 41 15 00 00 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 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 86.967709][ T9825] RSP: 002b:00007ffc4ce9e848 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 86.976223][ T9825] RAX: ffffffffffffffda RBX: 00007ffc4ce9e870 RCX: 0000000000443869 [ 86.984567][ T9825] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 86.992715][ T9825] RBP: 0000000000000000 R08: 000000000000000d R09: 000000000000000d [ 87.008521][ T9825] R10: 000000000000000d R11: 0000000000000246 R12: 00007ffc4ce9e860 [ 87.016557][ T9825] R13: 00000000000f4240 R14: 0000000000014fb2 R15: 00007ffc4ce9e854 [ 87.057055][ T9825] [ 87.059442][ T9825] ============================= [ 87.064478][ T9825] [ BUG: Invalid wait context ] [ 87.069333][ T9825] 5.12.0-rc7-syzkaller #0 Tainted: G W [ 87.076109][ T9825] ----------------------------- [ 87.081055][ T9825] syz-executor943/9825 is trying to lock: [ 87.086780][ T9825] ffff8880188a3530 (&idev->mc_lock){+.+.}-{3:3}, at: __ipv6_dev_mc_dec+0x5f/0x340 [ 87.096917][ T9825] other info that might help us debug this: [ 87.102959][ T9825] context-{4:4} [ 87.106557][ T9825] 2 locks held by syz-executor943/9825: [ 87.112767][ T9825] #0: ffffffff8d6730a8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3f9/0xad0 [ 87.122299][ T9825] #1: ffffffff8bf74520 (rcu_read_lock){....}-{1:2}, at: do_setlink+0x27d0/0x3af0 [ 87.132061][ T9825] stack backtrace: [ 87.135783][ T9825] CPU: 0 PID: 9825 Comm: syz-executor943 Tainted: G W 5.12.0-rc7-syzkaller #0 [ 87.145924][ T9825] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 87.156003][ T9825] Call Trace: [ 87.159278][ T9825] dump_stack+0x141/0x1d7 [ 87.163609][ T9825] __lock_acquire.cold+0x219/0x3b4 [ 87.168763][ T9825] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 87.174766][ T9825] lock_acquire+0x1ab/0x740 [ 87.179384][ T9825] ? __ipv6_dev_mc_dec+0x5f/0x340 [ 87.184417][ T9825] ? lock_release+0x720/0x720 [ 87.189101][ T9825] ? dump_stack+0x1c1/0x1d7 [ 87.193631][ T9825] ? dump_stack+0x1cb/0x1d7 [ 87.198144][ T9825] ? dump_stack+0x1cd/0x1d7 [ 87.202759][ T9825] __mutex_lock+0x139/0x1120 [ 87.207355][ T9825] ? __ipv6_dev_mc_dec+0x5f/0x340 [ 87.212520][ T9825] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 87.219120][ T9825] ? __ipv6_dev_mc_dec+0x5f/0x340 [ 87.224148][ T9825] ? mutex_lock_io_nested+0xf70/0xf70 [ 87.229660][ T9825] ? inet6_dump_ifinfo+0x9c0/0x9c0 [ 87.234807][ T9825] ? memset+0x20/0x40 [ 87.238816][ T9825] ? nlmsg_notify+0x90/0x250 [ 87.243519][ T9825] ? nlmsg_notify+0xbd/0x250 [ 87.248190][ T9825] ? rtnl_notify+0xa9/0xf0 [ 87.253681][ T9825] ? inet6_ifa_notify+0x16f/0x220 [ 87.258728][ T9825] ? inet6_fill_ifaddr+0xcb0/0xcb0 [ 87.263860][ T9825] __ipv6_dev_mc_dec+0x5f/0x340 [ 87.268761][ T9825] __ipv6_ifa_notify+0x5b6/0xa90 [ 87.273720][ T9825] ? cancel_delayed_work+0x220/0x340 [ 87.279032][ T9825] ? modify_prefix_route+0x520/0x520 [ 87.284343][ T9825] ? cancel_delayed_work_sync+0x20/0x20 [ 87.290376][ T9825] ? __local_bh_enable_ip+0xa0/0x120 [ 87.296558][ T9825] ipv6_del_addr+0x463/0xae0 [ 87.301219][ T9825] ? addrconf_sysctl_addr_gen_mode+0x8b0/0x8b0 [ 87.307823][ T9825] ? __local_bh_enable_ip+0xa0/0x120 [ 87.313374][ T9825] addrconf_verify_rtnl+0xdbc/0x1220 [ 87.319055][ T9825] inet6_set_link_af+0x53c/0xc40 [ 87.324088][ T9825] ? addrconf_sysctl_disable+0x6c0/0x6c0 [ 87.329733][ T9825] ? lock_release+0x720/0x720 [ 87.334452][ T9825] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 87.340730][ T9825] do_setlink+0x290d/0x3af0 [ 87.345583][ T9825] ? __nla_validate_parse+0x2df/0x2410 [ 87.351139][ T9825] ? rtnl_getlink+0xad0/0xad0 [ 87.355918][ T9825] ? nla_get_range_signed+0x520/0x520 [ 87.361403][ T9825] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 87.367399][ T9825] ? find_held_lock+0x2d/0x110 [ 87.372296][ T9825] ? validate_linkmsg+0x4c4/0x7d0 [ 87.377435][ T9825] ? lock_downgrade+0x6e0/0x6e0 [ 87.382988][ T9825] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 87.389321][ T9825] __rtnl_newlink+0xdcf/0x1710 [ 87.394258][ T9825] ? rtnl_setlink+0x3c0/0x3c0 [ 87.398971][ T9825] ? find_held_lock+0x2d/0x110 [ 87.403809][ T9825] ? is_bpf_text_address+0xa9/0x160 [ 87.409153][ T9825] ? lock_downgrade+0x6e0/0x6e0 [ 87.414026][ T9825] ? unwind_next_frame+0xec8/0x1ce0 [ 87.419343][ T9825] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 87.425568][ T9825] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 87.431323][ T9825] ? is_bpf_text_address+0xcb/0x160 [ 87.436695][ T9825] ? kernel_text_address+0xbd/0xf0 [ 87.441823][ T9825] ? __kernel_text_address+0x9/0x30 [ 87.447059][ T9825] ? unwind_get_return_address+0x51/0x90 [ 87.452746][ T9825] ? create_prof_cpu_mask+0x20/0x20 [ 87.457948][ T9825] ? arch_stack_walk+0x93/0xe0 [ 87.462723][ T9825] ? fs_reclaim_release+0x9c/0xe0 [ 87.467771][ T9825] ? rcu_read_lock_sched_held+0x3a/0x70 [ 87.473401][ T9825] rtnl_newlink+0x64/0xa0 [ 87.477757][ T9825] ? __rtnl_newlink+0x1710/0x1710 [ 87.482857][ T9825] rtnetlink_rcv_msg+0x44e/0xad0 [ 87.487836][ T9825] ? rtnetlink_put_metrics+0x510/0x510 [ 87.493315][ T9825] ? netdev_core_pick_tx+0x2e0/0x2e0 [ 87.498822][ T9825] netlink_rcv_skb+0x153/0x420 [ 87.503630][ T9825] ? rtnetlink_put_metrics+0x510/0x510 [ 87.509285][ T9825] ? netlink_ack+0xaa0/0xaa0 [ 87.514206][ T9825] ? netlink_deliver_tap+0x227/0xba0 [ 87.519826][ T9825] netlink_unicast+0x533/0x7d0 [ 87.524712][ T9825] ? netlink_attachskb+0x870/0x870 [ 87.529854][ T9825] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 87.536117][ T9825] ? __phys_addr_symbol+0x2c/0x70 [ 87.541246][ T9825] ? __sanitizer_cov_trace_cmp8+0x1d/0x70 [ 87.546965][ T9825] ? __check_object_size+0x171/0x3f0 [ 87.552245][ T9825] netlink_sendmsg+0x856/0xd90 [ 87.557185][ T9825] ? netlink_unicast+0x7d0/0x7d0 [ 87.562316][ T9825] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 87.568799][ T9825] ? netlink_unicast+0x7d0/0x7d0 [ 87.573744][ T9825] sock_sendmsg+0xcf/0x120 [ 87.578482][ T9825] ____sys_sendmsg+0x6e8/0x810 [ 87.583255][ T9825] ? kernel_sendmsg+0x50/0x50 [ 87.588016][ T9825] ? do_recvmmsg+0x6d0/0x6d0 [ 87.592797][ T9825] ? lock_chain_count+0x20/0x20 [ 87.597760][ T9825] ___sys_sendmsg+0xf3/0x170 [ 87.602390][ T9825] ? sendmsg_copy_msghdr+0x160/0x160 [ 87.607676][ T9825] ? __lock_acquire+0x16b3/0x54c0 [ 87.612712][ T9825] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 87.618721][ T9825] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 87.624970][ T9825] ? __fget_light+0x215/0x280 [ 87.629669][ T9825] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 87.635952][ T9825] __sys_sendmsg+0xe5/0x1b0 [ 87.640479][ T9825] ? __sys_sendmsg_sock+0x30/0x30 [ 87.647642][ T9825] ? syscall_enter_from_user_mode+0x27/0x70 [ 87.654871][ T9825] do_syscall_64+0x2d/0x70 [ 87.659304][ T9825] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 87.665199][ T9825] RIP: 0033:0x443869 [ 87.669095][ T9825] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 41 15 00 00 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 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 87.688696][ T9825] RSP: 002b:00007ffc4ce9e848 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 87.697283][ T9825] RAX: ffffffffffffffda RBX: 00007ffc4ce9e870 RCX: 0000000000443869 [ 87.705258][ T9825] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 87.713238][ T9825] RBP: 0000000000000000 R08: 000000000000000d R09: 000000000000000d [ 87.721204][ T9825] R10: 000000000000000d R11: 0000000000000246 R12: 00007ffc4ce9e860 [ 87.729435][ T9825] R13: 00000000000f4240 R14: 0000000000014fb2 R15: 00007ffc4ce9e854 [ 87.745152][ T9825] BUG: sleeping function called from invalid context at include/linux/sched/mm.h:197 [ 87.754906][ T9825] in_atomic(): 0, irqs_disabled(): 0, non_block: 0, pid: 9825, name: syz-executor943 [ 87.766420][ T9825] INFO: lockdep is turned off. [ 87.771392][ T9825] Preemption disabled at: [ 87.771404][ T9825] [] dev_mc_del+0x63/0x110 [ 87.782097][ T9825] CPU: 0 PID: 9825 Comm: syz-executor943 Tainted: G W 5.12.0-rc7-syzkaller #0 [ 87.792352][ T9825] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 87.802574][ T9825] Call Trace: [ 87.805887][ T9825] dump_stack+0x141/0x1d7 [ 87.810229][ T9825] ? dev_mc_del+0x63/0x110 [ 87.814665][ T9825] ___might_sleep.cold+0x1f1/0x237 [ 87.820431][ T9825] kmem_cache_alloc_trace+0x263/0x2a0 [ 87.825808][ T9825] ? __local_bh_enable_ip+0xa0/0x120 [ 87.831109][ T9825] igmp6_group_dropped+0x4f7/0xe90 [ 87.836243][ T9825] ? igmp6_send+0x13b0/0x13b0 [ 87.841571][ T9825] ? rtnl_notify+0xa9/0xf0 [ 87.846028][ T9825] ? inet6_ifa_notify+0x16f/0x220 [ 87.851075][ T9825] ? inet6_fill_ifaddr+0xcb0/0xcb0 [ 87.856182][ T9825] __ipv6_dev_mc_dec+0x25d/0x340 [ 87.861120][ T9825] __ipv6_ifa_notify+0x5b6/0xa90 [ 87.866051][ T9825] ? cancel_delayed_work+0x220/0x340 [ 87.871352][ T9825] ? modify_prefix_route+0x520/0x520 [ 87.876978][ T9825] ? cancel_delayed_work_sync+0x20/0x20 [ 87.882527][ T9825] ? __local_bh_enable_ip+0xa0/0x120 [ 87.887832][ T9825] ipv6_del_addr+0x463/0xae0 [ 87.892448][ T9825] ? addrconf_sysctl_addr_gen_mode+0x8b0/0x8b0 [ 87.898638][ T9825] ? __local_bh_enable_ip+0xa0/0x120 [ 87.903985][ T9825] addrconf_verify_rtnl+0xdbc/0x1220 [ 87.909651][ T9825] inet6_set_link_af+0x53c/0xc40 [ 87.914602][ T9825] ? addrconf_sysctl_disable+0x6c0/0x6c0 [ 87.920308][ T9825] ? lock_release+0x720/0x720 [ 87.925031][ T9825] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 87.931326][ T9825] do_setlink+0x290d/0x3af0 [ 87.935969][ T9825] ? __nla_validate_parse+0x2df/0x2410 [ 87.941464][ T9825] ? rtnl_getlink+0xad0/0xad0 [ 87.946256][ T9825] ? nla_get_range_signed+0x520/0x520 [ 87.951722][ T9825] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 87.958107][ T9825] ? find_held_lock+0x2d/0x110 [ 87.962898][ T9825] ? validate_linkmsg+0x4c4/0x7d0 [ 87.967975][ T9825] ? lock_downgrade+0x6e0/0x6e0 [ 87.972837][ T9825] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 87.979101][ T9825] __rtnl_newlink+0xdcf/0x1710 [ 87.983870][ T9825] ? rtnl_setlink+0x3c0/0x3c0 [ 87.988547][ T9825] ? find_held_lock+0x2d/0x110 [ 87.993310][ T9825] ? is_bpf_text_address+0xa9/0x160 [ 87.998534][ T9825] ? lock_downgrade+0x6e0/0x6e0 [ 88.003394][ T9825] ? unwind_next_frame+0xec8/0x1ce0 [ 88.008608][ T9825] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 88.014686][ T9825] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 88.020436][ T9825] ? is_bpf_text_address+0xcb/0x160 [ 88.025649][ T9825] ? kernel_text_address+0xbd/0xf0 [ 88.030757][ T9825] ? __kernel_text_address+0x9/0x30 [ 88.036038][ T9825] ? unwind_get_return_address+0x51/0x90 [ 88.041665][ T9825] ? create_prof_cpu_mask+0x20/0x20 [ 88.046890][ T9825] ? arch_stack_walk+0x93/0xe0 [ 88.051964][ T9825] ? fs_reclaim_release+0x9c/0xe0 [ 88.056996][ T9825] ? rcu_read_lock_sched_held+0x3a/0x70 [ 88.062542][ T9825] rtnl_newlink+0x64/0xa0 [ 88.067246][ T9825] ? __rtnl_newlink+0x1710/0x1710 [ 88.072291][ T9825] rtnetlink_rcv_msg+0x44e/0xad0 [ 88.077289][ T9825] ? rtnetlink_put_metrics+0x510/0x510 [ 88.082804][ T9825] ? netdev_core_pick_tx+0x2e0/0x2e0 [ 88.088317][ T9825] netlink_rcv_skb+0x153/0x420 [ 88.093118][ T9825] ? rtnetlink_put_metrics+0x510/0x510 [ 88.098709][ T9825] ? netlink_ack+0xaa0/0xaa0 [ 88.103357][ T9825] ? netlink_deliver_tap+0x227/0xba0 [ 88.109272][ T9825] netlink_unicast+0x533/0x7d0 [ 88.114301][ T9825] ? netlink_attachskb+0x870/0x870 [ 88.120311][ T9825] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 88.126605][ T9825] ? __phys_addr_symbol+0x2c/0x70 [ 88.131774][ T9825] ? __sanitizer_cov_trace_cmp8+0x1d/0x70 [ 88.137504][ T9825] ? __check_object_size+0x171/0x3f0 [ 88.142830][ T9825] netlink_sendmsg+0x856/0xd90 [ 88.147974][ T9825] ? netlink_unicast+0x7d0/0x7d0 [ 88.153736][ T9825] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 88.160227][ T9825] ? netlink_unicast+0x7d0/0x7d0 [ 88.165259][ T9825] sock_sendmsg+0xcf/0x120 [ 88.169751][ T9825] ____sys_sendmsg+0x6e8/0x810 [ 88.174530][ T9825] ? kernel_sendmsg+0x50/0x50 [ 88.179233][ T9825] ? do_recvmmsg+0x6d0/0x6d0 [ 88.184008][ T9825] ? lock_chain_count+0x20/0x20 [ 88.188889][ T9825] ___sys_sendmsg+0xf3/0x170 [ 88.193487][ T9825] ? sendmsg_copy_msghdr+0x160/0x160 [ 88.199069][ T9825] ? __lock_acquire+0x16b3/0x54c0 [ 88.204538][ T9825] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 88.210650][ T9825] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 88.216984][ T9825] ? __fget_light+0x215/0x280 [ 88.221664][ T9825] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 88.227952][ T9825] __sys_sendmsg+0xe5/0x1b0 [ 88.232581][ T9825] ? __sys_sendmsg_sock+0x30/0x30 [ 88.237619][ T9825] ? syscall_enter_from_user_mode+0x27/0x70 [ 88.243620][ T9825] do_syscall_64+0x2d/0x70 [ 88.248062][ T9825] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 88.254732][ T9825] RIP: 0033:0x443869 [ 88.258843][ T9825] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 41 15 00 00 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 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 88.278467][ T9825] RSP: 002b:00007ffc4ce9e848 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 88.286894][ T9825] RAX: ffffffffffffffda RBX: 00007ffc4ce9e870 RCX: 0000000000443869 [ 88.294872][ T9825] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 88.302867][ T9825] RBP: 0000000000000000 R08: 000000000000000d R09: 000000000000000d [ 88.310847][ T9825] R10: 000000000000000d R11: 0000000000000246 R12: 00007ffc4ce9e860 [ 88.318815][ T9825] R13: 00000000000f4240 R14: 0000000000014fb2 R15: 00007ffc4ce9e854 [ 88.345248][ T9825] __nla_validate_parse: 52 callbacks suppressed [ 88.345285][ T9825] netlink: 4 bytes leftover after parsing attributes in process `syz-executor943'. [ 88.416491][ T9823] netlink: 4 bytes leftover after parsing attributes in process `syz-executor943'. executing program [ 88.497790][ T9826] netlink: 4 bytes leftover after parsing attributes in process `syz-executor943'. [ 88.778355][ T9827] BUG: sleeping function called from invalid context at kernel/locking/mutex.c:928 [ 88.789861][ T9827] in_atomic(): 0, irqs_disabled(): 0, non_block: 0, pid: 9827, name: syz-executor943 [ 88.806083][ T9827] INFO: lockdep is turned off. [ 88.811162][ T9827] Preemption disabled at: [ 88.811176][ T9827] [<0000000000000000>] 0x0 [ 88.822997][ T9827] CPU: 0 PID: 9827 Comm: syz-executor943 Tainted: G W 5.12.0-rc7-syzkaller #0 [ 88.835012][ T9827] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 88.845705][ T9827] Call Trace: [ 88.849431][ T9827] dump_stack+0x141/0x1d7 [ 88.853941][ T9827] ___might_sleep.cold+0x1f1/0x237 [ 88.859245][ T9827] __mutex_lock+0xa9/0x1120 [ 88.863896][ T9827] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 88.870493][ T9827] ? __ipv6_dev_mc_dec+0x5f/0x340 [ 88.875787][ T9827] ? mutex_lock_io_nested+0xf70/0xf70 [ 88.881566][ T9827] ? inet6_dump_ifinfo+0x9c0/0x9c0 [ 88.886837][ T9827] ? memset+0x20/0x40 [ 88.891010][ T9827] ? nlmsg_notify+0x90/0x250 [ 88.895614][ T9827] ? nlmsg_notify+0xbd/0x250 [ 88.900436][ T9827] ? rtnl_notify+0xa9/0xf0 [ 88.904945][ T9827] ? inet6_ifa_notify+0x16f/0x220 [ 88.910075][ T9827] ? inet6_fill_ifaddr+0xcb0/0xcb0 [ 88.915219][ T9827] __ipv6_dev_mc_dec+0x5f/0x340 [ 88.920076][ T9827] __ipv6_ifa_notify+0x5b6/0xa90 [ 88.925036][ T9827] ? cancel_delayed_work+0x220/0x340 [ 88.930317][ T9827] ? modify_prefix_route+0x520/0x520 [ 88.935637][ T9827] ? cancel_delayed_work_sync+0x20/0x20 [ 88.941265][ T9827] ? __local_bh_enable_ip+0xa0/0x120 [ 88.946565][ T9827] ipv6_del_addr+0x463/0xae0 [ 88.951162][ T9827] ? lock_downgrade+0x6e0/0x6e0 [ 88.956023][ T9827] ? do_raw_spin_lock+0x120/0x2b0 [ 88.961056][ T9827] ? addrconf_sysctl_addr_gen_mode+0x8b0/0x8b0 [ 88.967215][ T9827] ? rwlock_bug.part.0+0x90/0x90 [ 88.972352][ T9827] ? __local_bh_enable_ip+0xa0/0x120 [ 88.977847][ T9827] addrconf_verify_rtnl+0xdbc/0x1220 [ 88.985260][ T9827] inet6_set_link_af+0x53c/0xc40 [ 88.990219][ T9827] ? addrconf_sysctl_disable+0x6c0/0x6c0 [ 88.995846][ T9827] ? lock_acquire+0x58a/0x740 [ 89.000525][ T9827] ? lock_release+0x720/0x720 [ 89.005230][ T9827] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 89.011702][ T9827] do_setlink+0x290d/0x3af0 [ 89.016237][ T9827] ? __nla_validate_parse+0x2df/0x2410 [ 89.021717][ T9827] ? rtnl_getlink+0xad0/0xad0 [ 89.026414][ T9827] ? nla_get_range_signed+0x520/0x520 [ 89.031787][ T9827] ? __lock_acquire+0xb43/0x54c0 [ 89.036752][ T9827] ? __nla_parse+0x3d/0x50 [ 89.041156][ T9827] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 89.047412][ T9827] ? inet6_validate_link_af+0x12e/0x400 [ 89.053796][ T9827] ? inet6_validate_link_af+0x1ca/0x400 [ 89.059337][ T9827] ? lock_release+0x522/0x720 [ 89.064023][ T9827] ? validate_linkmsg+0x4c4/0x7d0 [ 89.069073][ T9827] ? lock_downgrade+0x6e0/0x6e0 [ 89.073918][ T9827] ? find_held_lock+0x2d/0x110 [ 89.078780][ T9827] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 89.085020][ T9827] __rtnl_newlink+0xdcf/0x1710 [ 89.089812][ T9827] ? rtnl_setlink+0x3c0/0x3c0 [ 89.094520][ T9827] ? is_bpf_text_address+0xa9/0x160 [ 89.099727][ T9827] ? lock_downgrade+0x6e0/0x6e0 [ 89.104625][ T9827] ? unwind_next_frame+0xec8/0x1ce0 [ 89.109830][ T9827] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 89.116021][ T9827] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 89.121739][ T9827] ? bpf_ksym_find+0x171/0x1c0 [ 89.126500][ T9827] ? is_bpf_text_address+0xcb/0x160 [ 89.131691][ T9827] ? kernel_text_address+0xbd/0xf0 [ 89.136796][ T9827] ? __kernel_text_address+0x9/0x30 [ 89.141990][ T9827] ? unwind_get_return_address+0x51/0x90 [ 89.147614][ T9827] ? create_prof_cpu_mask+0x20/0x20 [ 89.152806][ T9827] ? arch_stack_walk+0x93/0xe0 [ 89.157602][ T9827] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 89.163866][ T9827] ? kasan_quarantine_reduce+0x1a9/0x200 [ 89.169582][ T9827] ? kasan_unpoison+0x3a/0x60 [ 89.174272][ T9827] rtnl_newlink+0x64/0xa0 [ 89.178615][ T9827] ? __rtnl_newlink+0x1710/0x1710 [ 89.183645][ T9827] rtnetlink_rcv_msg+0x44e/0xad0 [ 89.188612][ T9827] ? rtnetlink_put_metrics+0x510/0x510 [ 89.194074][ T9827] ? netdev_core_pick_tx+0x2e0/0x2e0 [ 89.199383][ T9827] netlink_rcv_skb+0x153/0x420 [ 89.204157][ T9827] ? rtnetlink_put_metrics+0x510/0x510 [ 89.210109][ T9827] ? netlink_ack+0xaa0/0xaa0 [ 89.214799][ T9827] ? netlink_deliver_tap+0x227/0xba0 [ 89.220088][ T9827] netlink_unicast+0x533/0x7d0 [ 89.224866][ T9827] ? netlink_attachskb+0x870/0x870 [ 89.229979][ T9827] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 89.236222][ T9827] ? __phys_addr_symbol+0x2c/0x70 [ 89.241350][ T9827] ? __sanitizer_cov_trace_cmp8+0x1d/0x70 [ 89.247122][ T9827] ? __check_object_size+0x171/0x3f0 [ 89.252402][ T9827] netlink_sendmsg+0x856/0xd90 [ 89.257184][ T9827] ? netlink_unicast+0x7d0/0x7d0 [ 89.262121][ T9827] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 89.268484][ T9827] ? netlink_unicast+0x7d0/0x7d0 [ 89.273781][ T9827] sock_sendmsg+0xcf/0x120 [ 89.278233][ T9827] ____sys_sendmsg+0x6e8/0x810 [ 89.283005][ T9827] ? kernel_sendmsg+0x50/0x50 [ 89.287680][ T9827] ? do_recvmmsg+0x6d0/0x6d0 [ 89.292423][ T9827] ? lock_chain_count+0x20/0x20 [ 89.297620][ T9827] ___sys_sendmsg+0xf3/0x170 [ 89.302323][ T9827] ? sendmsg_copy_msghdr+0x160/0x160 [ 89.307639][ T9827] ? __lock_acquire+0x16b3/0x54c0 [ 89.312884][ T9827] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 89.319057][ T9827] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 89.325302][ T9827] ? __fget_light+0x215/0x280 [ 89.329979][ T9827] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 89.336242][ T9827] __sys_sendmsg+0xe5/0x1b0 [ 89.340747][ T9827] ? __sys_sendmsg_sock+0x30/0x30 [ 89.345796][ T9827] ? syscall_enter_from_user_mode+0x27/0x70 [ 89.351720][ T9827] do_syscall_64+0x2d/0x70 [ 89.356159][ T9827] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 89.362209][ T9827] RIP: 0033:0x443869 [ 89.366103][ T9827] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 41 15 00 00 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 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 89.386346][ T9827] RSP: 002b:00007ffc4ce9e848 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 89.395177][ T9827] RAX: ffffffffffffffda RBX: 00007ffc4ce9e870 RCX: 0000000000443869 [ 89.403310][ T9827] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 89.411802][ T9827] RBP: 0000000000000000 R08: 000000000000000d R09: 000000000000000d [ 89.419877][ T9827] R10: 000000000000000d R11: 0000000000000246 R12: 00007ffc4ce9e860 [ 89.427846][ T9827] R13: 00000000000f4240 R14: 0000000000015032 R15: 00007ffc4ce9e854 [ 89.455731][ T9827] netlink: 4 bytes leftover after parsing attributes in process `syz-executor943'. executing program executing program [ 89.553817][ T9829] netlink: 4 bytes leftover after parsing attributes in process `syz-executor943'. executing program executing program [ 89.596404][ T9828] netlink: 4 bytes leftover after parsing attributes in process `syz-executor943'. [ 89.636491][ T9830] netlink: 4 bytes leftover after parsing attributes in process `syz-executor943'. [ 89.694486][ T9831] netlink: 4 bytes leftover after parsing attributes in process `syz-executor943'. executing program [ 89.736126][ T9832] netlink: 4 bytes leftover after parsing attributes in process `syz-executor943'. executing program [ 89.777792][ T9833] netlink: 4 bytes leftover after parsing attributes in process `syz-executor943'. executing program executing program executing program executing program executing program executing program executing program [ 90.107294][ C1] IPv6: veth1_to_bridge: IPv6 duplicate address ::ffff:172.20.20.0 used by 16:6c:8a:e4:64:9b detected! executing program executing program executing program executing program executing program executing program executing program executing program [ 90.564278][ T9846] BUG: sleeping function called from invalid context at kernel/locking/mutex.c:928 [ 90.573874][ T9846] in_atomic(): 0, irqs_disabled(): 0, non_block: 0, pid: 9846, name: syz-executor943 [ 90.584999][ T9846] INFO: lockdep is turned off. [ 90.589983][ T9846] Preemption disabled at: [ 90.589997][ T9846] [<0000000000000000>] 0x0 [ 90.599314][ T9846] CPU: 0 PID: 9846 Comm: syz-executor943 Tainted: G W 5.12.0-rc7-syzkaller #0 [ 90.609902][ T9846] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 90.619970][ T9846] Call Trace: [ 90.623244][ T9846] dump_stack+0x141/0x1d7 [ 90.627786][ T9846] ___might_sleep.cold+0x1f1/0x237 [ 90.632939][ T9846] __mutex_lock+0xa9/0x1120 [ 90.637462][ T9846] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 90.643716][ T9846] ? __ipv6_dev_mc_dec+0x5f/0x340 [ 90.648779][ T9846] ? mutex_lock_io_nested+0xf70/0xf70 [ 90.654175][ T9846] ? inet6_dump_ifinfo+0x9c0/0x9c0 [ 90.659296][ T9846] ? memset+0x20/0x40 [ 90.663310][ T9846] ? nlmsg_notify+0x90/0x250 [ 90.667924][ T9846] ? nlmsg_notify+0xbd/0x250 [ 90.672514][ T9846] ? rtnl_notify+0xa9/0xf0 [ 90.677017][ T9846] ? inet6_ifa_notify+0x16f/0x220 [ 90.682037][ T9846] ? inet6_fill_ifaddr+0xcb0/0xcb0 [ 90.687163][ T9846] __ipv6_dev_mc_dec+0x5f/0x340 [ 90.692032][ T9846] __ipv6_ifa_notify+0x5b6/0xa90 [ 90.697090][ T9846] ? cancel_delayed_work+0x220/0x340 [ 90.702494][ T9846] ? modify_prefix_route+0x520/0x520 [ 90.707891][ T9846] ? cancel_delayed_work_sync+0x20/0x20 [ 90.713648][ T9846] ? __local_bh_enable_ip+0xa0/0x120 [ 90.718985][ T9846] ipv6_del_addr+0x463/0xae0 [ 90.723589][ T9846] ? lock_downgrade+0x6e0/0x6e0 [ 90.729059][ T9846] ? do_raw_spin_lock+0x120/0x2b0 [ 90.734122][ T9846] ? addrconf_sysctl_addr_gen_mode+0x8b0/0x8b0 [ 90.740300][ T9846] ? rwlock_bug.part.0+0x90/0x90 [ 90.745345][ T9846] ? __local_bh_enable_ip+0xa0/0x120 [ 90.750867][ T9846] addrconf_verify_rtnl+0xdbc/0x1220 [ 90.756158][ T9846] inet6_set_link_af+0x53c/0xc40 [ 90.761116][ T9846] ? addrconf_sysctl_disable+0x6c0/0x6c0 [ 90.766759][ T9846] ? lock_acquire+0x58a/0x740 [ 90.771492][ T9846] ? lock_release+0x720/0x720 [ 90.776212][ T9846] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 90.782453][ T9846] do_setlink+0x290d/0x3af0 [ 90.786980][ T9846] ? __nla_validate_parse+0x2df/0x2410 [ 90.792535][ T9846] ? rtnl_getlink+0xad0/0xad0 [ 90.797209][ T9846] ? nla_get_range_signed+0x520/0x520 [ 90.802579][ T9846] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 90.808403][ T9846] ? bpf_ksym_find+0x171/0x1c0 [ 90.813209][ T9846] ? is_bpf_text_address+0xcb/0x160 [ 90.818427][ T9846] ? __nla_parse+0x3d/0x50 [ 90.822848][ T9846] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 90.829087][ T9846] ? inet6_validate_link_af+0x12e/0x400 [ 90.834639][ T9846] ? inet6_validate_link_af+0x1ca/0x400 [ 90.840193][ T9846] ? lock_release+0x522/0x720 [ 90.844890][ T9846] ? validate_linkmsg+0x4c4/0x7d0 [ 90.849912][ T9846] ? lock_downgrade+0x6e0/0x6e0 [ 90.854767][ T9846] ? stack_trace_consume_entry+0x160/0x160 [ 90.860638][ T9846] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 90.866901][ T9846] __rtnl_newlink+0xdcf/0x1710 [ 90.871696][ T9846] ? rtnl_setlink+0x3c0/0x3c0 [ 90.876790][ T9846] ? is_bpf_text_address+0xa9/0x160 [ 90.883387][ T9846] ? lock_downgrade+0x6e0/0x6e0 [ 90.888469][ T9846] ? unwind_next_frame+0xec8/0x1ce0 [ 90.893679][ T9846] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 90.899777][ T9846] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 90.906022][ T9846] ? bpf_ksym_find+0x171/0x1c0 [ 90.910801][ T9846] ? is_bpf_text_address+0xcb/0x160 [ 90.916093][ T9846] ? kernel_text_address+0xbd/0xf0 [ 90.921250][ T9846] ? __kernel_text_address+0x9/0x30 [ 90.926457][ T9846] ? unwind_get_return_address+0x51/0x90 [ 90.932106][ T9846] ? create_prof_cpu_mask+0x20/0x20 [ 90.937396][ T9846] ? arch_stack_walk+0x93/0xe0 [ 90.942172][ T9846] ? lock_release+0x522/0x720 [ 90.946848][ T9846] ? fs_reclaim_release+0x9c/0xe0 [ 90.951883][ T9846] ? lock_downgrade+0x6e0/0x6e0 [ 90.956740][ T9846] ? mutex_lock_io_nested+0xf70/0xf70 [ 90.962120][ T9846] ? lock_acquire+0x58a/0x740 [ 90.966859][ T9846] ? kasan_unpoison+0x3a/0x60 [ 90.971569][ T9846] rtnl_newlink+0x64/0xa0 [ 90.975914][ T9846] ? __rtnl_newlink+0x1710/0x1710 [ 90.981120][ T9846] rtnetlink_rcv_msg+0x44e/0xad0 [ 90.986077][ T9846] ? rtnetlink_put_metrics+0x510/0x510 [ 90.991566][ T9846] ? do_syscall_64+0x2d/0x70 [ 90.996297][ T9846] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 91.002390][ T9846] ? __sanitizer_cov_trace_switch+0x63/0xf0 [ 91.008306][ T9846] ? netdev_core_pick_tx+0x2e0/0x2e0 [ 91.013595][ T9846] ? lock_acquire+0x530/0x740 [ 91.018316][ T9846] netlink_rcv_skb+0x153/0x420 [ 91.023090][ T9846] ? rtnetlink_put_metrics+0x510/0x510 [ 91.028759][ T9846] ? netlink_ack+0xaa0/0xaa0 [ 91.033402][ T9846] ? netlink_deliver_tap+0x227/0xba0 [ 91.038708][ T9846] ? netlink_deliver_tap+0x236/0xba0 [ 91.044188][ T9846] netlink_unicast+0x533/0x7d0 [ 91.048981][ T9846] ? netlink_attachskb+0x870/0x870 [ 91.054122][ T9846] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 91.060370][ T9846] ? __phys_addr_symbol+0x2c/0x70 [ 91.065397][ T9846] ? __sanitizer_cov_trace_cmp8+0x1d/0x70 [ 91.071155][ T9846] ? __check_object_size+0x171/0x3f0 [ 91.076461][ T9846] netlink_sendmsg+0x856/0xd90 [ 91.081240][ T9846] ? netlink_unicast+0x7d0/0x7d0 [ 91.086959][ T9846] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 91.093202][ T9846] ? netlink_unicast+0x7d0/0x7d0 [ 91.098157][ T9846] sock_sendmsg+0xcf/0x120 [ 91.102841][ T9846] ____sys_sendmsg+0x6e8/0x810 [ 91.107622][ T9846] ? kernel_sendmsg+0x50/0x50 [ 91.112328][ T9846] ? do_recvmmsg+0x6d0/0x6d0 [ 91.116920][ T9846] ? lock_acquire+0x58a/0x740 [ 91.122116][ T9846] ? lock_release+0x522/0x720 [ 91.126805][ T9846] ___sys_sendmsg+0xf3/0x170 [ 91.131391][ T9846] ? sendmsg_copy_msghdr+0x160/0x160 [ 91.136683][ T9846] ? lock_release+0x522/0x720 [ 91.141507][ T9846] ? lock_downgrade+0x6e0/0x6e0 [ 91.146514][ T9846] ? lock_release+0x522/0x720 [ 91.151375][ T9846] ? _raw_spin_unlock_irqrestore+0x3d/0x70 [ 91.157409][ T9846] ? __might_fault+0xd3/0x180 [ 91.162233][ T9846] ? lock_downgrade+0x6e0/0x6e0 [ 91.167183][ T9846] ? __wake_up_common+0x650/0x650 [ 91.172637][ T9846] ? lock_downgrade+0x6e0/0x6e0 [ 91.177489][ T9846] ? _copy_to_user+0xdc/0x150 [ 91.182381][ T9846] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 91.188626][ T9846] ? move_addr_to_user+0xad/0x1e0 [ 91.193657][ T9846] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 91.199943][ T9846] ? __fget_light+0x215/0x280 [ 91.204633][ T9846] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 91.210900][ T9846] __sys_sendmsg+0xe5/0x1b0 [ 91.215445][ T9846] ? __sys_sendmsg_sock+0x30/0x30 [ 91.220517][ T9846] ? account_other_time+0x205/0x370 [ 91.225723][ T9846] ? syscall_enter_from_user_mode+0x27/0x70 [ 91.231643][ T9846] ? trace_hardirqs_on+0x5b/0x1c0 [ 91.236730][ T9846] do_syscall_64+0x2d/0x70 [ 91.241153][ T9846] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 91.247059][ T9846] RIP: 0033:0x443869 [ 91.250947][ T9846] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 41 15 00 00 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 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 91.270563][ T9846] RSP: 002b:00007ffc4ce9e848 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 91.279002][ T9846] RAX: ffffffffffffffda RBX: 00007ffc4ce9e870 RCX: 0000000000443869 [ 91.288280][ T9846] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 91.296268][ T9846] RBP: 0000000000000000 R08: 000000000000000d R09: 000000000000000d [ 91.304253][ T9846] R10: 000000000000000d R11: 0000000000000246 R12: 00007ffc4ce9e860 [ 91.312237][ T9846] R13: 00000000000f4240 R14: 0000000000015f9d R15: 00007ffc4ce9e854 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 92.086523][ C1] IPv6: veth1: IPv6 duplicate address ::ffff:172.20.20.0 used by aa:aa:aa:aa:aa:18 detected! executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 92.634475][ C1] IPv6: veth0_to_bridge: IPv6 duplicate address ::ffff:172.20.20.0 used by 52:bd:72:85:01:27 detected! executing program executing program executing program executing program [ 92.777701][ C1] IPv6: veth1: IPv6 duplicate address ::ffff:172.20.20.0 used by aa:aa:aa:aa:aa:18 detected! [ 92.790477][ C1] IPv6: veth1: IPv6 duplicate address ::ffff:172.20.20.0 used by aa:aa:aa:aa:aa:18 detected! executing program executing program executing program executing program executing program executing program executing program executing program [ 93.156438][ C0] IPv6: veth1_to_team: IPv6 duplicate address ::ffff:172.20.20.0 used by 8e:ef:87:57:82:2a detected! executing program executing program executing program executing program [ 93.395330][ T9887] __nla_validate_parse: 52 callbacks suppressed [ 93.395352][ T9887] netlink: 4 bytes leftover after parsing attributes in process `syz-executor943'. executing program [ 93.455364][ C1] IPv6: batadv_slave_0: IPv6 duplicate address ::ffff:172.20.20.0 used by aa:aa:aa:aa:aa:3b detected! [ 93.466992][ T9886] netlink: 4 bytes leftover after parsing attributes in process `syz-executor943'. executing program [ 93.516863][ T9888] netlink: 4 bytes leftover after parsing attributes in process `syz-executor943'. [ 93.565595][ T9889] netlink: 4 bytes leftover after parsing attributes in process `syz-executor943'. [ 93.625093][ T9890] netlink: 4 bytes leftover after parsing attributes in process `syz-executor943'. executing program [ 93.686733][ C1] IPv6: batadv_slave_1: IPv6 duplicate address ::ffff:172.20.20.0 used by aa:aa:aa:aa:aa:3c detected! [ 93.699624][ T9891] netlink: 4 bytes leftover after parsing attributes in process `syz-executor943'. executing program [ 93.755063][ T9892] netlink: 4 bytes leftover after parsing attributes in process `syz-executor943'. executing program executing program [ 93.794481][ C0] IPv6: veth0_to_team: IPv6 duplicate address ::ffff:172.20.20.0 used by a6:00:aa:49:94:bd detected! [ 93.810184][ T9893] netlink: 4 bytes leftover after parsing attributes in process `syz-executor943'. [ 93.819937][ C0] IPv6: veth1_to_bridge: IPv6 duplicate address ::ffff:172.20.20.0 used by a6:1e:ab:69:19:5d detected! executing program executing program [ 93.877859][ T9894] netlink: 4 bytes leftover after parsing attributes in process `syz-executor943'. executing program executing program [ 93.945238][ T9895] netlink: 4 bytes leftover after parsing attributes in process `syz-executor943'. executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 95.257313][ C0] net_ratelimit: 10 callbacks suppressed [ 95.257348][ C0] IPv6: veth1_to_team: IPv6 duplicate address ::ffff:172.20.20.0 used by 22:50:fb:a1:92:25 detected! executing program executing program executing program executing program executing program [ 95.507303][ C1] IPv6: batadv_slave_0: IPv6 duplicate address ::ffff:172.20.20.0 used by aa:aa:aa:aa:aa:3b detected! [ 95.564765][ T9932] BUG: sleeping function called from invalid context at kernel/locking/mutex.c:928 [ 95.574326][ T9932] in_atomic(): 0, irqs_disabled(): 0, non_block: 0, pid: 9932, name: syz-executor943 [ 95.584689][ T9932] INFO: lockdep is turned off. [ 95.589454][ T9932] Preemption disabled at: [ 95.589461][ T9932] [<0000000000000000>] 0x0 [ 95.601664][ T9932] CPU: 1 PID: 9932 Comm: syz-executor943 Tainted: G W 5.12.0-rc7-syzkaller #0 [ 95.611863][ T9932] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 95.621944][ T9932] Call Trace: [ 95.625238][ T9932] dump_stack+0x141/0x1d7 [ 95.629610][ T9932] ___might_sleep.cold+0x1f1/0x237 [ 95.634747][ T9932] __mutex_lock+0xa9/0x1120 [ 95.639270][ T9932] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 95.645549][ T9932] ? __ipv6_dev_mc_dec+0x5f/0x340 [ 95.650638][ T9932] ? mutex_lock_io_nested+0xf70/0xf70 [ 95.656135][ T9932] ? inet6_dump_ifinfo+0x9c0/0x9c0 [ 95.661356][ T9932] ? memset+0x20/0x40 [ 95.665524][ T9932] ? nlmsg_notify+0x90/0x250 [ 95.670123][ T9932] ? nlmsg_notify+0xbd/0x250 [ 95.674766][ T9932] ? rtnl_notify+0xa9/0xf0 [ 95.679212][ T9932] ? inet6_ifa_notify+0x16f/0x220 [ 95.684422][ T9932] ? inet6_fill_ifaddr+0xcb0/0xcb0 [ 95.689556][ T9932] __ipv6_dev_mc_dec+0x5f/0x340 [ 95.694692][ T9932] __ipv6_ifa_notify+0x5b6/0xa90 [ 95.699681][ T9932] ? cancel_delayed_work+0x220/0x340 [ 95.705758][ T9932] ? modify_prefix_route+0x520/0x520 [ 95.711041][ T9932] ? cancel_delayed_work_sync+0x20/0x20 [ 95.716591][ T9932] ? __local_bh_enable_ip+0xa0/0x120 [ 95.721880][ T9932] ipv6_del_addr+0x463/0xae0 [ 95.728583][ T9932] ? lock_downgrade+0x6e0/0x6e0 [ 95.733470][ T9932] ? do_raw_spin_lock+0x120/0x2b0 [ 95.738546][ T9932] ? addrconf_sysctl_addr_gen_mode+0x8b0/0x8b0 [ 95.744712][ T9932] ? rwlock_bug.part.0+0x90/0x90 [ 95.749654][ T9932] ? __local_bh_enable_ip+0xa0/0x120 [ 95.754940][ T9932] addrconf_verify_rtnl+0xdbc/0x1220 [ 95.760230][ T9932] inet6_set_link_af+0x53c/0xc40 [ 95.765176][ T9932] ? addrconf_sysctl_disable+0x6c0/0x6c0 [ 95.771088][ T9932] ? lock_acquire+0x58a/0x740 [ 95.775876][ T9932] ? lock_release+0x720/0x720 [ 95.780565][ T9932] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 95.786909][ T9932] do_setlink+0x290d/0x3af0 [ 95.791438][ T9932] ? __nla_validate_parse+0x2df/0x2410 [ 95.797216][ T9932] ? rtnl_getlink+0xad0/0xad0 [ 95.802000][ T9932] ? nla_get_range_signed+0x520/0x520 [ 95.807403][ T9932] ? __nla_parse+0x3d/0x50 [ 95.811878][ T9932] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 95.818273][ T9932] ? inet6_validate_link_af+0x12e/0x400 [ 95.823874][ T9932] ? inet6_validate_link_af+0x1ca/0x400 [ 95.829449][ T9932] ? lock_release+0x522/0x720 [ 95.834217][ T9932] ? validate_linkmsg+0x4c4/0x7d0 [ 95.839286][ T9932] ? lock_downgrade+0x6e0/0x6e0 [ 95.844229][ T9932] ? lock_acquire+0x58a/0x740 [ 95.849382][ T9932] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 95.855740][ T9932] __rtnl_newlink+0xdcf/0x1710 [ 95.860598][ T9932] ? rtnl_setlink+0x3c0/0x3c0 [ 95.865531][ T9932] ? lock_repin_lock+0x350/0x350 [ 95.870492][ T9932] ? create_prof_cpu_mask+0x20/0x20 [ 95.875715][ T9932] ? is_bpf_text_address+0xa9/0x160 [ 95.880930][ T9932] ? lock_downgrade+0x6e0/0x6e0 [ 95.885790][ T9932] ? unwind_next_frame+0xec8/0x1ce0 [ 95.890995][ T9932] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 95.897154][ T9932] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 95.903008][ T9932] ? bpf_ksym_find+0x171/0x1c0 [ 95.907903][ T9932] ? is_bpf_text_address+0xcb/0x160 [ 95.913121][ T9932] ? kernel_text_address+0xbd/0xf0 [ 95.918264][ T9932] ? __kernel_text_address+0x9/0x30 [ 95.923660][ T9932] ? unwind_get_return_address+0x51/0x90 [ 95.929328][ T9932] ? create_prof_cpu_mask+0x20/0x20 [ 95.934818][ T9932] ? arch_stack_walk+0x93/0xe0 [ 95.939753][ T9932] ? lock_release+0x522/0x720 [ 95.944646][ T9932] ? fs_reclaim_release+0x9c/0xe0 [ 95.950051][ T9932] ? lock_downgrade+0x6e0/0x6e0 [ 95.954917][ T9932] ? mutex_lock_io_nested+0xf70/0xf70 [ 95.960299][ T9932] ? lock_acquire+0x58a/0x740 [ 95.964995][ T9932] ? kasan_unpoison+0x3a/0x60 [ 95.969681][ T9932] rtnl_newlink+0x64/0xa0 [ 95.974073][ T9932] ? __rtnl_newlink+0x1710/0x1710 [ 95.979128][ T9932] rtnetlink_rcv_msg+0x44e/0xad0 [ 95.984071][ T9932] ? rtnetlink_put_metrics+0x510/0x510 [ 95.989567][ T9932] ? do_syscall_64+0x2d/0x70 [ 95.994153][ T9932] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 96.000346][ T9932] ? __sanitizer_cov_trace_switch+0x63/0xf0 [ 96.006340][ T9932] ? netdev_core_pick_tx+0x2e0/0x2e0 [ 96.011727][ T9932] ? lock_acquire+0x530/0x740 [ 96.017035][ T9932] netlink_rcv_skb+0x153/0x420 [ 96.022155][ T9932] ? rtnetlink_put_metrics+0x510/0x510 [ 96.027902][ T9932] ? netlink_ack+0xaa0/0xaa0 [ 96.032626][ T9932] ? netlink_deliver_tap+0x227/0xba0 [ 96.039016][ T9932] ? netlink_deliver_tap+0x236/0xba0 [ 96.044340][ T9932] netlink_unicast+0x533/0x7d0 [ 96.049654][ T9932] ? netlink_attachskb+0x870/0x870 [ 96.055256][ T9932] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 96.061526][ T9932] ? __phys_addr_symbol+0x2c/0x70 [ 96.066579][ T9932] ? __sanitizer_cov_trace_cmp8+0x1d/0x70 [ 96.072299][ T9932] ? __check_object_size+0x171/0x3f0 [ 96.077596][ T9932] netlink_sendmsg+0x856/0xd90 [ 96.082393][ T9932] ? netlink_unicast+0x7d0/0x7d0 [ 96.087437][ T9932] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 96.093849][ T9932] ? netlink_unicast+0x7d0/0x7d0 [ 96.098815][ T9932] sock_sendmsg+0xcf/0x120 [ 96.103260][ T9932] ____sys_sendmsg+0x6e8/0x810 [ 96.108059][ T9932] ? kernel_sendmsg+0x50/0x50 [ 96.113279][ T9932] ? do_recvmmsg+0x6d0/0x6d0 [ 96.117879][ T9932] ? lock_acquire+0x58a/0x740 [ 96.122597][ T9932] ? lock_release+0x522/0x720 [ 96.127301][ T9932] ___sys_sendmsg+0xf3/0x170 [ 96.131898][ T9932] ? sendmsg_copy_msghdr+0x160/0x160 [ 96.137205][ T9932] ? lock_release+0x522/0x720 [ 96.141907][ T9932] ? lock_downgrade+0x6e0/0x6e0 [ 96.146776][ T9932] ? lock_release+0x522/0x720 [ 96.151451][ T9932] ? _raw_spin_unlock_irqrestore+0x3d/0x70 [ 96.157269][ T9932] ? __might_fault+0xd3/0x180 [ 96.161966][ T9932] ? lock_downgrade+0x6e0/0x6e0 [ 96.166815][ T9932] ? __wake_up_common+0x650/0x650 [ 96.171854][ T9932] ? lock_downgrade+0x6e0/0x6e0 [ 96.176705][ T9932] ? _copy_to_user+0xdc/0x150 [ 96.181383][ T9932] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 96.187623][ T9932] ? move_addr_to_user+0xad/0x1e0 [ 96.192693][ T9932] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 96.198943][ T9932] ? __fget_light+0x215/0x280 [ 96.203672][ T9932] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 96.209956][ T9932] __sys_sendmsg+0xe5/0x1b0 [ 96.214491][ T9932] ? __sys_sendmsg_sock+0x30/0x30 [ 96.219638][ T9932] ? account_other_time+0x205/0x370 [ 96.224855][ T9932] ? syscall_enter_from_user_mode+0x27/0x70 [ 96.230794][ T9932] ? trace_hardirqs_on+0x5b/0x1c0 [ 96.235854][ T9932] do_syscall_64+0x2d/0x70 [ 96.240307][ T9932] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 96.246472][ T9932] RIP: 0033:0x443869 [ 96.250406][ T9932] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 41 15 00 00 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 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 96.270155][ T9932] RSP: 002b:00007ffc4ce9e848 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 96.278568][ T9932] RAX: ffffffffffffffda RBX: 00007ffc4ce9e870 RCX: 0000000000443869 [ 96.286539][ T9932] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 96.294535][ T9932] RBP: 0000000000000000 R08: 000000000000000d R09: 000000000000000d [ 96.302519][ T9932] R10: 000000000000000d R11: 0000000000000246 R12: 00007ffc4ce9e860 [ 96.311835][ T9932] R13: 00000000000f4240 R14: 0000000000017424 R15: 00007ffc4ce9e854 executing program