Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 28.040829][ T28] audit: type=1400 audit(1605436218.839:8): avc: denied { execmem } for pid=6878 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 28.045947][ T6879] IPVS: ftp: loaded support on port[0] = 21 [ 28.062650][ T28] audit: type=1400 audit(1605436218.839:9): avc: denied { sys_admin } for pid=6878 comm="syz-executor.0" capability=21 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=cap_userns permissive=1 [ 28.090816][ T28] audit: type=1400 audit(1605436218.889:10): avc: denied { sys_chroot } for pid=6879 comm="syz-executor.0" capability=18 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=cap_userns permissive=1 [ 28.360228][ T6865] can: request_module (can-proto-0) failed. [ 29.161426][ T6865] can: request_module (can-proto-0) failed. [ 29.170056][ T6865] can: request_module (can-proto-0) failed. [ 29.190682][ T28] audit: type=1400 audit(1605436219.989:11): avc: denied { create } for pid=6862 comm="syz-fuzzer" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=dccp_socket permissive=1 Warning: Permanently added '10.128.0.203' (ECDSA) to the list of known hosts. 2020/11/15 10:30:26 parsed 1 programs 2020/11/15 10:30:26 executed programs: 0 [ 36.117872][ T28] audit: type=1400 audit(1605436226.922:12): avc: denied { execmem } for pid=7004 comm="syz-executor.1" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 37.194323][ T7005] IPVS: ftp: loaded support on port[0] = 21 [ 37.200042][ T7007] IPVS: ftp: loaded support on port[0] = 21 [ 37.243795][ T7005] chnl_net:caif_netlink_parms(): no params data found [ 37.287422][ T7005] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.299263][ T7005] bridge0: port 1(bridge_slave_0) entered disabled state [ 37.307736][ T7005] device bridge_slave_0 entered promiscuous mode [ 37.315580][ T7005] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.322746][ T7005] bridge0: port 2(bridge_slave_1) entered disabled state [ 37.330382][ T7005] device bridge_slave_1 entered promiscuous mode [ 37.356809][ T7009] IPVS: ftp: loaded support on port[0] = 21 [ 37.356810][ T7013] IPVS: ftp: loaded support on port[0] = 21 [ 37.384131][ T7005] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 37.395182][ T7005] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 37.438066][ T7015] IPVS: ftp: loaded support on port[0] = 21 [ 37.452028][ T7005] team0: Port device team_slave_0 added [ 37.452419][ T7012] IPVS: ftp: loaded support on port[0] = 21 [ 37.463752][ T7005] team0: Port device team_slave_1 added [ 37.512091][ T7007] chnl_net:caif_netlink_parms(): no params data found [ 37.535701][ T7013] chnl_net:caif_netlink_parms(): no params data found [ 37.549490][ T7005] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 37.557450][ T7005] 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. [ 37.587918][ T7005] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 37.599867][ T7005] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 37.606848][ T7005] 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. [ 37.632841][ T7005] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 37.651059][ T7009] chnl_net:caif_netlink_parms(): no params data found [ 37.708540][ T7005] device hsr_slave_0 entered promiscuous mode [ 37.717424][ T7005] device hsr_slave_1 entered promiscuous mode [ 37.741689][ T7013] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.750357][ T7013] bridge0: port 1(bridge_slave_0) entered disabled state [ 37.758622][ T7013] device bridge_slave_0 entered promiscuous mode [ 37.766773][ T7013] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.773975][ T7013] bridge0: port 2(bridge_slave_1) entered disabled state [ 37.781665][ T7013] device bridge_slave_1 entered promiscuous mode [ 37.792861][ T7015] chnl_net:caif_netlink_parms(): no params data found [ 37.806604][ T7012] chnl_net:caif_netlink_parms(): no params data found [ 37.821787][ T7013] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 37.832602][ T7013] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 37.851499][ T7007] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.859105][ T7007] bridge0: port 1(bridge_slave_0) entered disabled state [ 37.866760][ T7007] device bridge_slave_0 entered promiscuous mode [ 37.877295][ T7009] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.884393][ T7009] bridge0: port 1(bridge_slave_0) entered disabled state [ 37.891650][ T7009] device bridge_slave_0 entered promiscuous mode [ 37.899861][ T7009] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.907401][ T7009] bridge0: port 2(bridge_slave_1) entered disabled state [ 37.914864][ T7009] device bridge_slave_1 entered promiscuous mode [ 37.925939][ T7007] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.932952][ T7007] bridge0: port 2(bridge_slave_1) entered disabled state [ 37.940802][ T7007] device bridge_slave_1 entered promiscuous mode [ 37.948504][ T7013] team0: Port device team_slave_0 added [ 37.958078][ T7007] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 37.968591][ T7007] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 37.981904][ T7009] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 37.994677][ T7015] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.001720][ T7015] bridge0: port 1(bridge_slave_0) entered disabled state [ 38.009428][ T7015] device bridge_slave_0 entered promiscuous mode [ 38.024529][ T7013] team0: Port device team_slave_1 added [ 38.033236][ T7009] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 38.045379][ T7007] team0: Port device team_slave_0 added [ 38.053190][ T7015] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.060614][ T7015] bridge0: port 2(bridge_slave_1) entered disabled state [ 38.068308][ T7015] device bridge_slave_1 entered promiscuous mode [ 38.079785][ T7013] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 38.087353][ T7013] 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. [ 38.113364][ T7013] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 38.129904][ T7007] team0: Port device team_slave_1 added [ 38.140626][ T7007] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 38.147928][ T7007] 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. [ 38.183028][ T7007] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 38.198990][ T7015] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 38.208733][ T7013] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 38.216170][ T7013] 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. [ 38.242421][ T7013] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 38.257130][ T7012] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.264350][ T7012] bridge0: port 1(bridge_slave_0) entered disabled state [ 38.271779][ T7012] device bridge_slave_0 entered promiscuous mode [ 38.280911][ T7009] team0: Port device team_slave_0 added [ 38.292039][ T7007] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 38.302758][ T7007] 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. [ 38.329872][ T7007] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 38.341437][ T7015] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 38.354367][ T7012] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.362720][ T7012] bridge0: port 2(bridge_slave_1) entered disabled state [ 38.370263][ T7012] device bridge_slave_1 entered promiscuous mode [ 38.380858][ T7009] team0: Port device team_slave_1 added [ 38.386756][ T7005] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 38.399538][ T7007] device hsr_slave_0 entered promiscuous mode [ 38.406871][ T7007] device hsr_slave_1 entered promiscuous mode [ 38.413164][ T7007] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 38.421000][ T7007] Cannot create hsr debugfs directory [ 38.427505][ T7015] team0: Port device team_slave_0 added [ 38.435763][ T7013] device hsr_slave_0 entered promiscuous mode [ 38.442070][ T7013] device hsr_slave_1 entered promiscuous mode [ 38.448992][ T7013] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 38.456605][ T7013] Cannot create hsr debugfs directory [ 38.468337][ T7009] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 38.475339][ T7009] 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. [ 38.501556][ T7009] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 38.514956][ T7005] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 38.522412][ T7005] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 38.530440][ T7015] team0: Port device team_slave_1 added [ 38.538693][ T7005] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 38.549530][ T7012] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 38.559208][ T7009] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 38.566856][ T7009] 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. [ 38.595882][ T7009] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 38.621193][ T7012] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 38.640888][ T7009] device hsr_slave_0 entered promiscuous mode [ 38.648959][ T7009] device hsr_slave_1 entered promiscuous mode [ 38.655374][ T7009] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 38.662949][ T7009] Cannot create hsr debugfs directory [ 38.672529][ T7012] team0: Port device team_slave_0 added [ 38.682840][ T7015] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 38.690761][ T7015] 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. [ 38.716985][ T7015] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 38.728949][ T7015] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 38.737258][ T7015] 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. [ 38.763554][ T7015] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 38.782098][ T7012] team0: Port device team_slave_1 added [ 38.827721][ T7015] device hsr_slave_0 entered promiscuous mode [ 38.836339][ T7015] device hsr_slave_1 entered promiscuous mode [ 38.842592][ T7015] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 38.851145][ T7015] Cannot create hsr debugfs directory [ 38.857478][ T7012] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 38.864927][ T7012] 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. [ 38.891199][ T7012] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 38.919207][ T7012] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 38.926606][ T7012] 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. [ 38.952780][ T7012] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 38.969147][ T7007] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 38.978595][ T7007] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 38.989533][ T7007] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 39.003465][ T7012] device hsr_slave_0 entered promiscuous mode [ 39.012158][ T7012] device hsr_slave_1 entered promiscuous mode [ 39.020510][ T7012] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 39.028643][ T7012] Cannot create hsr debugfs directory [ 39.054002][ T7007] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 39.062080][ T7013] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 39.083553][ T7013] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 39.092130][ T7005] 8021q: adding VLAN 0 to HW filter on device bond0 [ 39.105678][ T7013] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 39.116171][ T7013] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 39.130089][ T7005] 8021q: adding VLAN 0 to HW filter on device team0 [ 39.146983][ T3648] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 39.156849][ T3648] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 39.175260][ T7013] 8021q: adding VLAN 0 to HW filter on device bond0 [ 39.182544][ T7009] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 39.202387][ T7005] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 39.215601][ T7005] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 39.227432][ T7009] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 39.238969][ T3946] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 39.244737][ T17] Bluetooth: hci0: command 0x0409 tx timeout [ 39.248248][ T3946] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 39.263825][ T3946] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.270990][ T3946] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.279031][ T3946] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 39.287891][ T3946] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 39.296858][ T3946] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.303929][ T3946] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.311273][ T3946] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 39.319807][ T3946] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 39.325045][ T17] Bluetooth: hci2: command 0x0409 tx timeout [ 39.328780][ T3946] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 39.334259][ T17] Bluetooth: hci5: command 0x0409 tx timeout [ 39.342633][ T3946] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 39.355878][ T3946] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 39.364492][ T3946] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 39.372539][ T3946] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 39.380939][ T3946] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 39.389542][ T3946] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 39.397848][ T3946] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 39.406375][ T7012] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 39.413252][ T3946] Bluetooth: hci1: command 0x0409 tx timeout [ 39.420801][ T7012] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 39.428110][ T3946] Bluetooth: hci4: command 0x0409 tx timeout [ 39.437027][ T7009] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 39.447455][ T3946] Bluetooth: hci3: command 0x0409 tx timeout [ 39.456034][ T7009] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 39.468492][ T7012] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 39.479677][ T7012] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 39.490263][ T7013] 8021q: adding VLAN 0 to HW filter on device team0 [ 39.502988][ T3946] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 39.512844][ T3946] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 39.520951][ T3946] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 39.528718][ T3946] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 39.537340][ T3946] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 39.545005][ T3946] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 39.552342][ T3946] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 39.567045][ T7005] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 39.578029][ T7015] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 39.586711][ T7015] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 39.605145][ T7007] 8021q: adding VLAN 0 to HW filter on device bond0 [ 39.612534][ T7015] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 39.620275][ T7015] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 39.628557][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 39.636968][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 39.645244][ T17] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.652348][ T17] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.660165][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 39.668720][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 39.676936][ T17] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.684016][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.691575][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 39.699806][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 39.708029][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 39.716232][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 39.724319][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 39.732664][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 39.740730][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 39.748781][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 39.756736][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 39.765139][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 39.775351][ T7013] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 39.787188][ T7013] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 39.797028][ T7007] 8021q: adding VLAN 0 to HW filter on device team0 [ 39.807995][ T2556] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 39.808577][ T2556] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 39.808691][ T2556] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 39.808795][ T2556] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 39.808887][ T2556] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 39.808997][ T2556] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 39.812537][ T7005] device veth0_vlan entered promiscuous mode [ 39.815271][ T3946] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 39.815428][ T3946] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 39.815641][ T3946] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 39.815768][ T3946] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 39.819053][ T7009] 8021q: adding VLAN 0 to HW filter on device bond0 [ 39.821410][ T7009] 8021q: adding VLAN 0 to HW filter on device team0 [ 39.823583][ T7005] device veth1_vlan entered promiscuous mode [ 39.940370][ T7013] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 39.950413][ T2556] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 39.958736][ T2556] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 39.967040][ T2556] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 39.976019][ T2556] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 39.984486][ T2556] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 39.992571][ T2556] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.999624][ T2556] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.007327][ T2556] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 40.015950][ T2556] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 40.024135][ T2556] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.031293][ T2556] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.038726][ T2556] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 40.047093][ T2556] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 40.055353][ T2556] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 40.063436][ T2556] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 40.071648][ T2556] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 40.079837][ T2556] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 40.087952][ T2556] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 40.096302][ T2556] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 40.104480][ T2556] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.111588][ T2556] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.118990][ T2556] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 40.127571][ T2556] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 40.135737][ T2556] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.142763][ T2556] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.150169][ T2556] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 40.157834][ T2556] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 40.165350][ T2556] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 40.173501][ T2556] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 40.182111][ T2556] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 40.190320][ T2556] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 40.197902][ T2556] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 40.210896][ T7009] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 40.221710][ T7009] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 40.236091][ T7012] 8021q: adding VLAN 0 to HW filter on device bond0 [ 40.247136][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 40.255286][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 40.263305][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 40.274989][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 40.282987][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 40.293567][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 40.302437][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 40.312747][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 40.321448][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 40.332555][ T7005] device veth0_macvtap entered promiscuous mode [ 40.341713][ T7005] device veth1_macvtap entered promiscuous mode [ 40.352858][ T7012] 8021q: adding VLAN 0 to HW filter on device team0 [ 40.363550][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 40.376357][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 40.385561][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 40.393371][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 40.401300][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 40.409106][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 40.416761][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 40.425334][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 40.433934][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 40.441930][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 40.450180][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 40.458389][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 40.469739][ T7005] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 40.479262][ T7007] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 40.493101][ T7009] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 40.503821][ T3946] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 40.512070][ T3946] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 40.520895][ T3946] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 40.530858][ T3946] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 40.539459][ T3946] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.546519][ T3946] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.554151][ T3946] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 40.562513][ T3946] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 40.571491][ T3946] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.578900][ T3946] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.586545][ T3946] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 40.596878][ T3946] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 40.605771][ T3946] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 40.614468][ T3946] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 40.622769][ T3946] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 40.630641][ T3946] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 40.638160][ T3946] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 40.646577][ T3946] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 40.654769][ T3946] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 40.662772][ T3946] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 40.670980][ T3946] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 40.679561][ T3946] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 40.689824][ T7005] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 40.701844][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 40.709668][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 40.717714][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 40.726203][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 40.734929][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 40.742338][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 40.751538][ T7012] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 40.763450][ T7012] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 40.780066][ T7013] device veth0_vlan entered promiscuous mode [ 40.790212][ T7007] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 40.798349][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 40.809011][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 40.817501][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 40.826124][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 40.834937][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 40.842776][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 40.853612][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 40.861123][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 40.870738][ T7009] device veth0_vlan entered promiscuous mode [ 40.879685][ T7015] 8021q: adding VLAN 0 to HW filter on device bond0 [ 40.887812][ T7005] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 40.898000][ T7005] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 40.907801][ T7005] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 40.917384][ T7005] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 40.931155][ T7012] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 40.938948][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 40.947610][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 40.955800][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 40.963171][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 40.971608][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 40.979495][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 40.997681][ T7015] 8021q: adding VLAN 0 to HW filter on device team0 [ 41.010627][ T7013] device veth1_vlan entered promiscuous mode [ 41.017781][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 41.026143][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 41.036621][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 41.045246][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 41.052585][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.062042][ T7009] device veth1_vlan entered promiscuous mode [ 41.079853][ T2556] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 41.087790][ T2556] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 41.095557][ T2556] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 41.103602][ T2556] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 41.111591][ T2556] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 41.120639][ T2556] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 41.129120][ T2556] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.136195][ T2556] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.143865][ T2556] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 41.152120][ T2556] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 41.160265][ T2556] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.167323][ T2556] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.175373][ T2556] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 41.189362][ T7012] device veth0_vlan entered promiscuous mode [ 41.200315][ T7007] device veth0_vlan entered promiscuous mode [ 41.210278][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 41.218108][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 41.225584][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 41.232902][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 41.240864][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 41.249612][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 41.258180][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 41.266427][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 41.274647][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 41.282732][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 41.291387][ T7009] device veth0_macvtap entered promiscuous mode [ 41.303023][ T7007] device veth1_vlan entered promiscuous mode [ 41.314070][ T3648] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 41.321773][ T3648] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 41.331380][ T3648] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 41.339316][ T3648] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 41.347474][ T3648] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 41.356135][ T3648] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 41.364533][ T3648] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 41.372652][ T3648] Bluetooth: hci0: command 0x041b tx timeout [ 41.376666][ T7015] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 41.390099][ T7015] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 41.402510][ T7009] device veth1_macvtap entered promiscuous mode [ 41.408978][ T17] Bluetooth: hci5: command 0x041b tx timeout [ 41.416384][ T7013] device veth0_macvtap entered promiscuous mode [ 41.416724][ T17] Bluetooth: hci2: command 0x041b tx timeout [ 41.429445][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 41.442303][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 41.452608][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 41.461376][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 41.475927][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 41.483592][ T17] Bluetooth: hci1: command 0x041b tx timeout [ 41.484630][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 41.498311][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 41.506891][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 41.515513][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 41.523728][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 41.531770][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 41.541243][ T7012] device veth1_vlan entered promiscuous mode [ 41.549720][ T3946] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 41.558736][ T3946] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 41.566653][ T3946] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 41.574328][ T3946] Bluetooth: hci3: command 0x041b tx timeout [ 41.580350][ T3946] Bluetooth: hci4: command 0x041b tx timeout [ 41.581892][ T7013] device veth1_macvtap entered promiscuous mode [ 43.113303][ C1] hrtimer: interrupt took 1516124666 ns [ 43.126140][ T7009] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 43.136833][ T7009] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 43.147767][ T7009] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 43.160707][ T7012] device veth0_macvtap entered promiscuous mode [ 43.168572][ T7012] device veth1_macvtap entered promiscuous mode [ 43.180133][ T7013] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 43.190783][ T7013] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 43.200825][ T7013] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 43.211204][ T7013] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 343.983545][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 343.983724][ C1] rcu: 1-...!: (3 ticks this GP) idle=062/1/0x4000000000000000 softirq=9395/9395 fqs=0 [ 343.983793][ C1] (t=30229 jiffies g=3793 q=926) [ 343.983797][ C1] rcu: rcu_preempt kthread starved for 30229 jiffies! g3793 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=1 [ 343.983798][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 343.983799][ C1] rcu: RCU grace-period kthread stack dump: [ 343.983801][ C1] task:rcu_preempt state:I stack:14552 pid: 10 ppid: 2 flags:0x00004000 [ 343.983808][ C1] Call Trace: [ 343.983815][ C1] __schedule+0x404/0x890 [ 343.983821][ C1] schedule+0x38/0xe0 [ 343.983825][ C1] schedule_timeout+0x1be/0x2e0 [ 343.983828][ C1] ? prepare_to_swait_event+0xb7/0xd0 [ 343.983832][ C1] ? __next_timer_interrupt+0xf0/0xf0 [ 343.983839][ C1] rcu_gp_kthread+0x707/0xc60 [ 343.983842][ C1] ? lockdep_hardirqs_on+0x54/0x110 [ 343.983846][ C1] ? note_gp_changes+0xc0/0xc0 [ 343.983851][ C1] kthread+0x145/0x170 [ 343.983854][ C1] ? kthread_mod_delayed_work+0xb0/0xb0 [ 343.983859][ C1] ret_from_fork+0x1f/0x30 [ 343.983887][ C1] NMI backtrace for cpu 1 [ 343.983891][ C1] CPU: 1 PID: 7013 Comm: syz-executor.4 Not tainted 5.10.0-rc3-syzkaller #0 [ 343.983893][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 343.983895][ C1] Call Trace: [ 343.983897][ C1] [ 343.983902][ C1] dump_stack+0xa3/0xc8 [ 343.983906][ C1] nmi_cpu_backtrace.cold.8+0x53/0x6d [ 343.983912][ C1] ? lapic_can_unplug_cpu+0x70/0x70 [ 343.983917][ C1] nmi_trigger_cpumask_backtrace+0xd5/0xf0 [ 343.983924][ C1] rcu_dump_cpu_stacks+0xa2/0xce [ 343.983929][ C1] rcu_sched_clock_irq.cold.93+0x61/0x52b [ 343.983938][ C1] ? tick_sched_do_timer+0x60/0x60 [ 343.983941][ C1] update_process_times+0x50/0x80 [ 343.983944][ C1] tick_sched_handle.isra.24+0x1a/0x50 [ 343.983947][ C1] tick_sched_timer+0x6c/0x80 [ 343.983951][ C1] __hrtimer_run_queues+0x1e3/0x4f0 [ 343.983959][ C1] hrtimer_interrupt+0xf9/0x210 [ 343.983967][ C1] __sysvec_apic_timer_interrupt+0x8e/0x290 [ 343.983971][ C1] asm_call_irq_on_stack+0xf/0x20 [ 343.983973][ C1] [ 343.983975][ C1] sysvec_apic_timer_interrupt+0xcc/0xf0 [ 343.983979][ C1] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 343.983984][ C1] RIP: 0010:console_unlock+0x4d7/0x620 [ 343.983987][ C1] Code: 80 5b 2f 84 e8 6a 09 ff ff e8 75 1c 00 00 4d 85 e4 0f 85 ba 00 00 00 48 83 3d 1c 82 08 03 00 0f 84 27 01 00 00 48 89 df 57 9d <0f> 1f 44 00 00 8b 44 24 0c 85 c0 0f 84 c4 fb ff ff 31 d2 be ce 09 [ 343.983989][ C1] RSP: 0018:ffffc900010cb4b0 EFLAGS: 00000286 [ 343.983993][ C1] RAX: 000000000001e9cd RBX: 0000000000000286 RCX: 0000000000000006 [ 343.983994][ C1] RDX: 0000000000000000 RSI: ffffffff83f307db RDI: 0000000000000286 [ 343.983996][ C1] RBP: ffffffff84746708 R08: 0000000000000001 R09: 0000000000000001 [ 343.983998][ C1] R10: 0000000000000001 R11: 615f6e616d746162 R12: 0000000000000200 [ 343.983999][ C1] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 343.984017][ C1] vprintk_emit+0x156/0x380 [ 343.984022][ C1] printk+0x53/0x6a [ 343.984030][ C1] batadv_check_known_mac_addr.cold.25+0x14/0x19 [ 343.984035][ C1] batadv_hard_if_event+0xff/0x7a0 [ 343.984040][ C1] ? caif_device_notify+0x173/0x7a0 [ 343.984052][ C1] notifier_call_chain+0x2f/0x90 [ 343.984060][ C1] dev_set_mac_address+0xd9/0x110 [ 343.984067][ C1] do_setlink+0x1e4/0x10b0 [ 343.984075][ C1] ? __lock_acquire+0x4ea/0x1770 [ 343.984079][ C1] ? __nla_validate_parse+0x5f/0xa50 [ 343.984088][ C1] __rtnl_newlink+0x538/0x8a0 [ 343.984099][ C1] ? __lock_acquire+0x4ea/0x1770 [ 343.984108][ C1] ? __lock_acquire+0x4ea/0x1770 [ 343.984135][ C1] rtnl_newlink+0x3e/0x60 [ 343.984139][ C1] rtnetlink_rcv_msg+0x173/0x480 [ 343.984145][ C1] ? rtnetlink_put_metrics+0x1d0/0x1d0 [ 343.984149][ C1] netlink_rcv_skb+0x49/0xf0 [ 343.984155][ C1] netlink_unicast+0x19a/0x270 [ 343.984160][ C1] netlink_sendmsg+0x248/0x480 [ 343.984168][ C1] sock_sendmsg+0x2b/0x40 [ 343.984172][ C1] __sys_sendto+0xec/0x160 [ 343.984184][ C1] ? syscall_enter_from_user_mode+0x1c/0x60 [ 343.984188][ C1] __x64_sys_sendto+0x1f/0x30 [ 343.984193][ C1] do_syscall_64+0x2d/0x70 [ 343.984196][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 343.984199][ C1] RIP: 0033:0x416c57 [ 343.984203][ C1] Code: 2c 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 81 19 00 00 c3 48 83 ec 08 e8 87 fa ff ff 48 89 04 24 49 89 ca b8 2c 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 cd fa ff ff 48 89 d0 48 83 c4 08 48 3d 01 [ 343.984205][ C1] RSP: 002b:00007ffeb6f68720 EFLAGS: 00000293 ORIG_RAX: 000000000000002c [ 343.984208][ C1] RAX: ffffffffffffffda RBX: 00000000016a3700 RCX: 0000000000416c57 [ 343.984210][ C1] RDX: 000000000000002c RSI: 00000000016a3750 RDI: 0000000000000003 [ 343.984212][ C1] RBP: 0000000000000000 R08: 00007ffeb6f68730 R09: 000000000000000c [ 343.984213][ C1] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000000 [ 343.984215][ C1] R13: 0000000000000000 R14: 00000000016a3750 R15: 0000000000000003 [ 344.005944][ T1171] INFO: task kworker/1:0:17 blocked for more than 300 seconds. [ 344.005950][ T1171] Not tainted 5.10.0-rc3-syzkaller #0 [ 344.005953][ T1171] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 344.005956][ T1171] task:kworker/1:0 state:D stack:13400 pid: 17 ppid: 2 flags:0x00004000 [ 344.005973][ T1171] Workqueue: events linkwatch_event [ 344.005977][ T1171] Call Trace: [ 344.005986][ T1171] __schedule+0x404/0x890 [ 344.005995][ T1171] ? linkwatch_event+0x5/0x30 [ 344.005999][ T1171] schedule+0x38/0xe0 [ 344.006003][ T1171] schedule_preempt_disabled+0xf/0x20 [ 344.006006][ T1171] __mutex_lock+0x472/0x9f0 [ 344.006020][ T1171] ? linkwatch_event+0x5/0x30 [ 344.006024][ T1171] linkwatch_event+0x5/0x30 [ 344.006029][ T1171] process_one_work+0x273/0x600 [ 344.006039][ T1171] worker_thread+0x38/0x380 [ 344.006043][ T1171] ? process_one_work+0x600/0x600 [ 344.006049][ T1171] kthread+0x145/0x170 [ 344.006053][ T1171] ? kthread_mod_delayed_work+0xb0/0xb0 [ 344.006061][ T1171] ret_from_fork+0x1f/0x30 [ 344.006076][ T1171] INFO: task kworker/u4:4:432 blocked for more than 280 seconds. [ 344.006079][ T1171] Not tainted 5.10.0-rc3-syzkaller #0 [ 344.006081][ T1171] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 344.006083][ T1171] task:kworker/u4:4 state:D stack:11744 pid: 432 ppid: 2 flags:0x00004000 [ 344.006096][ T1171] Workqueue: writeback wb_workfn (flush-8:0) [ 344.006102][ T1171] Call Trace: [ 344.006108][ T1171] __schedule+0x404/0x890 [ 344.006115][ T1171] ? blk_flush_plug_list+0xcc/0xf0 [ 344.006120][ T1171] ? wbt_exit+0x30/0x30 [ 344.006123][ T1171] ? __wbt_done+0x30/0x30 [ 344.006128][ T1171] schedule+0x38/0xe0 [ 344.006133][ T1171] ? rq_qos_wait+0xf5/0x170 [ 344.006136][ T1171] io_schedule+0xd/0x40 [ 344.006140][ T1171] rq_qos_wait+0xfa/0x170 [ 344.006145][ T1171] ? sysv68_partition+0x2e0/0x2e0 [ 344.006150][ T1171] ? wbt_exit+0x30/0x30 [ 344.006157][ T1171] wbt_wait+0x92/0xd0 [ 344.006163][ T1171] __rq_qos_throttle+0x1b/0x30 [ 344.006169][ T1171] blk_mq_submit_bio+0x122/0x850 [ 344.006179][ T1171] submit_bio_noacct+0x4b2/0x640 [ 344.006190][ T1171] ? submit_bio+0x3e/0x190 [ 344.006194][ T1171] submit_bio+0x3e/0x190 [ 344.006200][ T1171] ? guard_bio_eod+0x87/0x130 [ 344.006206][ T1171] submit_bh_wbc+0x168/0x190 [ 344.006212][ T1171] __block_write_full_page+0x225/0x5b0 [ 344.006217][ T1171] ? end_buffer_write_sync+0x40/0x40 [ 344.006221][ T1171] ? bdev_evict_inode+0x1a0/0x1a0 [ 344.006229][ T1171] __writepage+0xe/0x60 [ 344.006233][ T1171] write_cache_pages+0x221/0x540 [ 344.006237][ T1171] ? __wb_calc_thresh+0x120/0x120 [ 344.006253][ T1171] generic_writepages+0x54/0x90 [ 344.006261][ T1171] do_writepages+0x39/0xe0 [ 344.006271][ T1171] __writeback_single_inode+0x5d/0x670 [ 344.006279][ T1171] writeback_sb_inodes+0x1fb/0x510 [ 344.006294][ T1171] __writeback_inodes_wb+0x5a/0xc0 [ 344.006301][ T1171] wb_writeback+0x32a/0x4c0 [ 344.006311][ T1171] ? get_nr_inodes+0x30/0x50 [ 344.006318][ T1171] wb_workfn+0x49d/0x6f0 [ 344.006333][ T1171] process_one_work+0x273/0x600 [ 344.006342][ T1171] worker_thread+0x38/0x380 [ 344.006348][ T1171] ? process_one_work+0x600/0x600 [ 344.006351][ T1171] kthread+0x145/0x170 [ 344.006356][ T1171] ? kthread_mod_delayed_work+0xb0/0xb0 [ 344.006362][ T1171] ret_from_fork+0x1f/0x30 [ 344.006381][ T1171] INFO: task kworker/0:2:2481 blocked for more than 280 seconds. [ 344.006383][ T1171] Not tainted 5.10.0-rc3-syzkaller #0 [ 344.006386][ T1171] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 344.006388][ T1171] task:kworker/0:2 state:D stack:13384 pid: 2481 ppid: 2 flags:0x00004000 [ 344.006400][ T1171] Workqueue: events_power_efficient crda_timeout_work [ 344.006405][ T1171] Call Trace: [ 344.006411][ T1171] __schedule+0x404/0x890 [ 344.006419][ T1171] ? crda_timeout_work+0x5/0x20 [ 344.006422][ T1171] schedule+0x38/0xe0 [ 344.006426][ T1171] schedule_preempt_disabled+0xf/0x20 [ 344.006429][ T1171] __mutex_lock+0x472/0x9f0 [ 344.006444][ T1171] ? crda_timeout_work+0x5/0x20 [ 344.006447][ T1171] crda_timeout_work+0x5/0x20 [ 344.006450][ T1171] process_one_work+0x273/0x600 [ 344.006458][ T1171] ? process_one_work+0x600/0x600 [ 344.006462][ T1171] worker_thread+0x38/0x380 [ 344.006467][ T1171] ? process_one_work+0x600/0x600 [ 344.006471][ T1171] kthread+0x145/0x170 [ 344.006475][ T1171] ? kthread_mod_delayed_work+0xb0/0xb0 [ 344.006481][ T1171] ret_from_fork+0x1f/0x30 [ 344.006506][ T1171] INFO: task kworker/1:3:3648 blocked for more than 300 seconds. [ 344.006509][ T1171] Not tainted 5.10.0-rc3-syzkaller #0 [ 344.006511][ T1171] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 344.006513][ T1171] task:kworker/1:3 state:D stack:13616 pid: 3648 ppid: 2 flags:0x00004000 [ 344.006526][ T1171] Workqueue: ipv6_addrconf addrconf_dad_work [ 344.006530][ T1171] Call Trace: [ 344.006536][ T1171] __schedule+0x404/0x890 [ 344.006549][ T1171] ? addrconf_dad_work+0x3f/0x500 [ 344.006553][ T1171] schedule+0x38/0xe0 [ 344.006557][ T1171] schedule_preempt_disabled+0xf/0x20 [ 344.006560][ T1171] __mutex_lock+0x472/0x9f0 [ 344.006574][ T1171] ? addrconf_dad_work+0x3f/0x500 [ 344.006578][ T1171] addrconf_dad_work+0x3f/0x500 [ 344.006588][ T1171] process_one_work+0x273/0x600 [ 344.006596][ T1171] ? process_one_work+0x600/0x600 [ 344.006600][ T1171] worker_thread+0x38/0x380 [ 344.006605][ T1171] ? process_one_work+0x600/0x600 [ 344.006609][ T1171] kthread+0x145/0x170 [ 344.006613][ T1171] ? kthread_mod_delayed_work+0xb0/0xb0 [ 344.006619][ T1171] ret_from_fork+0x1f/0x30 [ 344.006635][ T1171] INFO: task kworker/0:3:3946 blocked for more than 300 seconds. [ 344.006638][ T1171] Not tainted 5.10.0-rc3-syzkaller #0 [ 344.006640][ T1171] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 344.006642][ T1171] task:kworker/0:3 state:D stack:13280 pid: 3946 ppid: 2 flags:0x00004000 [ 344.006653][ T1171] Workqueue: ipv6_addrconf addrconf_dad_work [ 344.006657][ T1171] Call Trace: [ 344.006663][ T1171] __schedule+0x404/0x890 [ 344.006670][ T1171] ? addrconf_dad_work+0x3f/0x500 [ 344.006674][ T1171] schedule+0x38/0xe0 [ 344.006678][ T1171] schedule_preempt_disabled+0xf/0x20 [ 344.006681][ T1171] __mutex_lock+0x472/0x9f0 [ 344.006696][ T1171] ? addrconf_dad_work+0x3f/0x500 [ 344.006699][ T1171] addrconf_dad_work+0x3f/0x500 [ 344.006709][ T1171] process_one_work+0x273/0x600 [ 344.006718][ T1171] ? process_one_work+0x600/0x600 [ 344.006721][ T1171] worker_thread+0x38/0x380 [ 344.006727][ T1171] ? process_one_work+0x600/0x600 [ 344.006730][ T1171] kthread+0x145/0x170 [ 344.006734][ T1171] ? kthread_mod_delayed_work+0xb0/0xb0 [ 344.006740][ T1171] ret_from_fork+0x1f/0x30 [ 344.006759][ T1171] INFO: task syz-executor.0:7007 blocked for more than 300 seconds. [ 344.006761][ T1171] Not tainted 5.10.0-rc3-syzkaller #0 [ 344.006763][ T1171] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 344.006766][ T1171] task:syz-executor.0 state:D stack:11720 pid: 7007 ppid: 1 flags:0x00004004 [ 344.006773][ T1171] Call Trace: [ 344.006779][ T1171] __schedule+0x404/0x890 [ 344.006787][ T1171] ? rtnetlink_rcv_msg+0x14a/0x480 [ 344.006791][ T1171] schedule+0x38/0xe0 [ 344.006795][ T1171] schedule_preempt_disabled+0xf/0x20 [ 344.006798][ T1171] __mutex_lock+0x472/0x9f0 [ 344.006808][ T1171] ? find_held_lock+0x2d/0x90 [ 344.006817][ T1171] ? rtnetlink_rcv_msg+0x14a/0x480 [ 344.006820][ T1171] rtnetlink_rcv_msg+0x14a/0x480 [ 344.006829][ T1171] ? rtnetlink_put_metrics+0x1d0/0x1d0 [ 344.006836][ T1171] netlink_rcv_skb+0x49/0xf0 [ 344.006845][ T1171] netlink_unicast+0x19a/0x270 [ 344.006851][ T1171] netlink_sendmsg+0x248/0x480 [ 344.006863][ T1171] sock_sendmsg+0x2b/0x40 [ 344.006868][ T1171] __sys_sendto+0xec/0x160 [ 344.006887][ T1171] ? syscall_enter_from_user_mode+0x1c/0x60 [ 344.006894][ T1171] __x64_sys_sendto+0x1f/0x30 [ 344.006899][ T1171] do_syscall_64+0x2d/0x70 [ 344.006904][ T1171] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 344.006909][ T1171] RIP: 0033:0x416c57 [ 344.006912][ T1171] Code: Unable to access opcode bytes at RIP 0x416c2d. [ 344.006914][ T1171] RSP: 002b:00007ffc17077a30 EFLAGS: 00000293 ORIG_RAX: 000000000000002c [ 344.006920][ T1171] RAX: ffffffffffffffda RBX: 00000000016a3700 RCX: 0000000000416c57 [ 344.006922][ T1171] RDX: 0000000000000040 RSI: 00000000016a3750 RDI: 0000000000000003 [ 344.006925][ T1171] RBP: 0000000000000000 R08: 00007ffc17077a40 R09: 000000000000000c [ 344.006927][ T1171] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000000 [ 344.006930][ T1171] R13: 0000000000000000 R14: 00000000016a3750 R15: 0000000000000003 [ 344.006944][ T1171] INFO: task syz-executor.2:7009 blocked for more than 300 seconds. [ 344.006946][ T1171] Not tainted 5.10.0-rc3-syzkaller #0 [ 344.006949][ T1171] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 344.006951][ T1171] task:syz-executor.2 state:D stack:11816 pid: 7009 ppid: 1 flags:0x00000004 [ 344.006959][ T1171] Call Trace: [ 344.006965][ T1171] __schedule+0x404/0x890 [ 344.006973][ T1171] ? rtnetlink_rcv_msg+0x14a/0x480 [ 344.006977][ T1171] schedule+0x38/0xe0 [ 344.006981][ T1171] schedule_preempt_disabled+0xf/0x20 [ 344.006983][ T1171] __mutex_lock+0x472/0x9f0 [ 344.006992][ T1171] ? find_held_lock+0x2d/0x90 [ 344.007001][ T1171] ? rtnetlink_rcv_msg+0x14a/0x480 [ 344.007004][ T1171] rtnetlink_rcv_msg+0x14a/0x480 [ 344.007013][ T1171] ? rtnetlink_put_metrics+0x1d0/0x1d0 [ 344.007017][ T1171] netlink_rcv_skb+0x49/0xf0 [ 344.007026][ T1171] netlink_unicast+0x19a/0x270 [ 344.007032][ T1171] netlink_sendmsg+0x248/0x480 [ 344.007042][ T1171] sock_sendmsg+0x2b/0x40 [ 344.007046][ T1171] __sys_sendto+0xec/0x160 [ 344.007063][ T1171] ? syscall_enter_from_user_mode+0x1c/0x60 [ 344.007070][ T1171] __x64_sys_sendto+0x1f/0x30 [ 344.007073][ T1171] do_syscall_64+0x2d/0x70 [ 344.007077][ T1171] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 344.007081][ T1171] RIP: 0033:0x416c57 [ 344.007083][ T1171] Code: Unable to access opcode bytes at RIP 0x416c2d. [ 344.007086][ T1171] RSP: 002b:00007fffa89de4a0 EFLAGS: 00000293 ORIG_RAX: 000000000000002c [ 344.007090][ T1171] RAX: ffffffffffffffda RBX: 00000000016a3700 RCX: 0000000000416c57 [ 344.007093][ T1171] RDX: 0000000000000028 RSI: 00000000016a3750 RDI: 0000000000000003 [ 344.007095][ T1171] RBP: 0000000000000000 R08: 00007fffa89de4b0 R09: 000000000000000c [ 344.007098][ T1171] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000000 [ 344.007100][ T1171] R13: 0000000000000000 R14: 00000000016a3750 R15: 0000000000000003 [ 344.007113][ T1171] INFO: task syz-executor.3:7012 blocked for more than 300 seconds. [ 344.007116][ T1171] Not tainted 5.10.0-rc3-syzkaller #0 [ 344.007118][ T1171] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 344.007120][ T1171] task:syz-executor.3 state:D stack:11784 pid: 7012 ppid: 1 flags:0x00000004 [ 344.007128][ T1171] Call Trace: [ 344.007134][ T1171] __schedule+0x404/0x890 [ 344.007141][ T1171] ? rtnetlink_rcv_msg+0x14a/0x480 [ 344.007145][ T1171] schedule+0x38/0xe0 [ 344.007149][ T1171] schedule_preempt_disabled+0xf/0x20 [ 344.007152][ T1171] __mutex_lock+0x472/0x9f0 [ 344.007160][ T1171] ? find_held_lock+0x2d/0x90 [ 344.007169][ T1171] ? rtnetlink_rcv_msg+0x14a/0x480 [ 344.007173][ T1171] rtnetlink_rcv_msg+0x14a/0x480 [ 344.007181][ T1171] ? rtnetlink_put_metrics+0x1d0/0x1d0 [ 344.007186][ T1171] netlink_rcv_skb+0x49/0xf0 [ 344.007195][ T1171] netlink_unicast+0x19a/0x270 [ 344.007201][ T1171] netlink_sendmsg+0x248/0x480 [ 344.007211][ T1171] sock_sendmsg+0x2b/0x40 [ 344.007215][ T1171] __sys_sendto+0xec/0x160 [ 344.007233][ T1171] ? syscall_enter_from_user_mode+0x1c/0x60 [ 344.007239][ T1171] __x64_sys_sendto+0x1f/0x30 [ 344.007243][ T1171] do_syscall_64+0x2d/0x70 [ 344.007247][ T1171] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 344.007250][ T1171] RIP: 0033:0x416c57 [ 344.007252][ T1171] Code: Unable to access opcode bytes at RIP 0x416c2d. [ 344.007255][ T1171] RSP: 002b:00007fffd8d62130 EFLAGS: 00000293 ORIG_RAX: 000000000000002c [ 344.007260][ T1171] RAX: ffffffffffffffda RBX: 00000000016a3700 RCX: 0000000000416c57 [ 344.007262][ T1171] RDX: 0000000000000028 RSI: 00000000016a3750 RDI: 0000000000000003 [ 344.007264][ T1171] RBP: 0000000000000000 R08: 00007fffd8d62140 R09: 000000000000000c [ 344.007267][ T1171] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000000 [ 344.007269][ T1171] R13: 0000000000000000 R14: 00000000016a3750 R15: 0000000000000003 [ 344.007282][ T1171] INFO: task syz-executor.5:7015 blocked for more than 300 seconds. [ 344.007285][ T1171] Not tainted 5.10.0-rc3-syzkaller #0 [ 344.007287][ T1171] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 344.007289][ T1171] task:syz-executor.5 state:D stack:11752 pid: 7015 ppid: 1 flags:0x00000004 [ 344.007298][ T1171] Call Trace: [ 344.007304][ T1171] __schedule+0x404/0x890 [ 344.007311][ T1171] ? rtnetlink_rcv_msg+0x14a/0x480 [ 344.007315][ T1171] schedule+0x38/0xe0 [ 344.007319][ T1171] schedule_preempt_disabled+0xf/0x20 [ 344.007322][ T1171] __mutex_lock+0x472/0x9f0 [ 344.007331][ T1171] ? find_held_lock+0x2d/0x90 [ 344.007340][ T1171] ? rtnetlink_rcv_msg+0x14a/0x480 [ 344.007343][ T1171] rtnetlink_rcv_msg+0x14a/0x480 [ 344.007351][ T1171] ? rtnetlink_put_metrics+0x1d0/0x1d0 [ 344.007356][ T1171] netlink_rcv_skb+0x49/0xf0 [ 344.007365][ T1171] netlink_unicast+0x19a/0x270 [ 344.007371][ T1171] netlink_sendmsg+0x248/0x480 [ 344.007381][ T1171] sock_sendmsg+0x2b/0x40 [ 344.007385][ T1171] __sys_sendto+0xec/0x160 [ 344.007402][ T1171] ? syscall_enter_from_user_mode+0x1c/0x60 [ 344.007409][ T1171] __x64_sys_sendto+0x1f/0x30 [ 344.007413][ T1171] do_syscall_64+0x2d/0x70 [ 344.007417][ T1171] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 344.007420][ T1171] RIP: 0033:0x416c57 [ 344.007422][ T1171] Code: Unable to access opcode bytes at RIP 0x416c2d. [ 344.007424][ T1171] RSP: 002b:00007ffe654b8c50 EFLAGS: 00000293 ORIG_RAX: 000000000000002c [ 344.007429][ T1171] RAX: ffffffffffffffda RBX: 00000000016a3700 RCX: 0000000000416c57 [ 344.007431][ T1171] RDX: 0000000000000028 RSI: 00000000016a3750 RDI: 0000000000000003 [ 344.007434][ T1171] RBP: 0000000000000000 R08: 00007ffe654b8c60 R09: 000000000000000c [ 344.007436][ T1171] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000000 [ 344.007439][ T1171] R13: 0000000000000000 R14: 00000000016a3750 R15: 0000000000000003 [ 344.007456][ T1171] INFO: task syz-executor.1:8320 blocked for more than 300 seconds. [ 344.007459][ T1171] Not tainted 5.10.0-rc3-syzkaller #0 [ 344.007461][ T1171] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 344.007463][ T1171] task:syz-executor.1 state:D stack:13016 pid: 8320 ppid: 7005 flags:0x00004004 [ 344.007471][ T1171] Call Trace: [ 344.007477][ T1171] __schedule+0x404/0x890 [ 344.007484][ T1171] ? rtnetlink_rcv_msg+0x14a/0x480 [ 344.007488][ T1171] schedule+0x38/0xe0 [ 344.007492][ T1171] schedule_preempt_disabled+0xf/0x20 [ 344.007495][ T1171] __mutex_lock+0x472/0x9f0 [ 344.007509][ T1171] ? rtnetlink_rcv_msg+0x14a/0x480 [ 344.007512][ T1171] rtnetlink_rcv_msg+0x14a/0x480 [ 344.007520][ T1171] ? rtnetlink_put_metrics+0x1d0/0x1d0 [ 344.007525][ T1171] netlink_rcv_skb+0x49/0xf0 [ 344.007534][ T1171] netlink_unicast+0x19a/0x270 [ 344.007540][ T1171] netlink_sendmsg+0x248/0x480 [ 344.007555][ T1171] sock_sendmsg+0x2b/0x40 [ 344.007559][ T1171] ____sys_sendmsg+0x1ed/0x230 [ 344.007564][ T1171] ? copy_msghdr_from_user+0x57/0x90 [ 344.007572][ T1171] ___sys_sendmsg+0x77/0xb0 [ 344.007583][ T1171] ? find_held_lock+0x2d/0x90 [ 344.007589][ T1171] ? __fget_files+0xe1/0x1d0 [ 344.007597][ T1171] ? __fget_files+0xf9/0x1d0 [ 344.007606][ T1171] __sys_sendmsg+0x52/0xa0 [ 344.007618][ T1171] do_syscall_64+0x2d/0x70 [ 344.007622][ T1171] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 344.007625][ T1171] RIP: 0033:0x45d189 [ 344.007627][ T1171] Code: Unable to access opcode bytes at RIP 0x45d15f. [ 344.007629][ T1171] RSP: 002b:00007f4a9cbb8c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 344.007638][ T1171] RAX: ffffffffffffffda RBX: 000000000002c100 RCX: 000000000045d189 [ 344.007641][ T1171] RDX: 0000000000000000 RSI: 00000000200007c0 RDI: 0000000000000004 [ 344.007644][ T1171] RBP: 000000000118cf80 R08: 0000000000000000 R09: 0000000000000000 [ 344.007646][ T1171] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118cf4c [ 344.007649][ T1171] R13: 00007fffc6c1b4af R14: 00007f4a9cbb99c0 R15: 000000000118cf4c [ 344.007662][ T1171] [ 344.007662][ T1171] Showing all locks held in the system: [ 344.007667][ T1171] 2 locks held by kworker/0:1/12: [ 344.007670][ T1171] 3 locks held by kworker/1:0/17: [ 344.007672][ T1171] #0: ffff888100055738 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x1e6/0x600 [ 344.007687][ T1171] #1: ffffc90000cfbe70 ((linkwatch_work).work){+.+.}-{0:0}, at: process_one_work+0x1e6/0x600 [ 344.007700][ T1171] #2: ffffffff84626208 (rtnl_mutex){+.+.}-{3:3}, at: linkwatch_event+0x5/0x30 [ 344.007714][ T1171] 3 locks held by kworker/u4:2/59: [ 344.007717][ T1171] 3 locks held by kworker/u4:4/432: [ 344.007719][ T1171] #0: ffff888140c12d38 ((wq_completion)writeback){+.+.}-{0:0}, at: process_one_work+0x1e6/0x600 [ 344.007732][ T1171] #1: ffffc90001717e70 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_one_work+0x1e6/0x600 [ 344.007745][ T1171] #2: ffff88814066c0e0 (&type->s_umount_key#35){.+.+}-{3:3}, at: trylock_super+0x11/0x50 [ 344.007764][ T1171] 1 lock held by khungtaskd/1171: [ 344.007766][ T1171] #0: ffffffff843d8940 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x15/0x17a [ 344.007782][ T1171] 1 lock held by khugepaged/1187: [ 344.007784][ T1171] #0: ffffffff843f3d68 (lock#5){+.+.}-{3:3}, at: lru_add_drain_all+0x32/0x1d0 [ 344.007803][ T1171] 3 locks held by kworker/0:2/2481: [ 344.007805][ T1171] #0: ffff888100055f38 ((wq_completion)events_power_efficient){+.+.}-{0:0}, at: process_one_work+0x1e6/0x600 [ 344.007818][ T1171] #1: ffffc900052b3e70 ((crda_timeout).work){+.+.}-{0:0}, at: process_one_work+0x1e6/0x600 [ 344.007831][ T1171] #2: ffffffff84626208 (rtnl_mutex){+.+.}-{3:3}, at: crda_timeout_work+0x5/0x20 [ 344.007849][ T1171] 3 locks held by kworker/1:3/3648: [ 344.007851][ T1171] #0: ffff888106a30d38 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0x1e6/0x600 [ 344.007864][ T1171] #1: ffffc9000a393e70 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_one_work+0x1e6/0x600 [ 344.007877][ T1171] #2: ffffffff84626208 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_dad_work+0x3f/0x500 [ 344.007892][ T1171] 1 lock held by systemd-journal/3923: [ 344.007895][ T1171] 3 locks held by kworker/0:3/3946: [ 344.007897][ T1171] #0: ffff888106a30d38 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0x1e6/0x600 [ 344.007910][ T1171] #1: ffffc90000e23e70 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_one_work+0x1e6/0x600 [ 344.007923][ T1171] #2: ffffffff84626208 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_dad_work+0x3f/0x500 [ 344.007937][ T1171] 1 lock held by sd-resolve/4808: [ 344.007939][ T1171] #0: ffffffff843da2a8 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x35f/0x430 [ 344.007954][ T1171] 1 lock held by in:imklog/6455: [ 344.007956][ T1171] #0: ffff8881094d3ef0 (&f->f_pos_lock){+.+.}-{3:3}, at: __fdget_pos+0x45/0x50 [ 344.007971][ T1171] 1 lock held by syz-executor.0/7007: [ 344.007973][ T1171] #0: ffffffff84626208 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x14a/0x480 [ 344.007986][ T1171] 1 lock held by syz-executor.2/7009: [ 344.007989][ T1171] #0: ffffffff84626208 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x14a/0x480 [ 344.008002][ T1171] 1 lock held by syz-executor.3/7012: [ 344.008005][ T1171] #0: ffffffff84626208 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x14a/0x480 [ 344.008018][ T1171] 4 locks held by syz-executor.4/7013: [ 344.008021][ T1171] 1 lock held by syz-executor.5/7015: [ 344.008023][ T1171] #0: ffffffff84626208 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x14a/0x480 [ 344.008038][ T1171] 3 locks held by kworker/0:4/8000: [ 344.008040][ T1171] 1 lock held by syz-executor.1/8320: [ 344.008042][ T1171] #0: ffffffff84626208 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x14a/0x480 [ 344.008055][ T1171] [ 344.008057][ T1171] ============================================= [ 344.008057][ T1171] [ 344.008060][ T1171] NMI backtrace for cpu 0 [ 344.008064][ T1171] CPU: 0 PID: 1171 Comm: khungtaskd Not tainted 5.10.0-rc3-syzkaller #0 [ 344.008067][ T1171] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 344.008069][ T1171] Call Trace: [ 344.008074][ T1171] dump_stack+0xa3/0xc8 [ 344.008079][ T1171] nmi_cpu_backtrace.cold.8+0x53/0x6d [ 344.008084][ T1171] ? lapic_can_unplug_cpu+0x70/0x70 [ 344.008089][ T1171] nmi_trigger_cpumask_backtrace+0xd5/0xf0 [ 344.008096][ T1171] watchdog+0x57f/0x670 [ 344.008099][ T1171] ? _raw_spin_unlock_irqrestore+0x41/0x70 [ 344.008105][ T1171] ? hungtask_pm_notify+0x40/0x40 [ 344.008108][ T1171] kthread+0x145/0x170 [ 344.008112][ T1171] ? kthread_mod_delayed_work+0xb0/0xb0 [ 344.008117][ T1171] ret_from_fork+0x1f/0x30 [ 344.008129][ T1171] Sending NMI from CPU 0 to CPUs 1: [ 344.009286][ T1171] NMI backtrace for cpu 1 [ 344.009287][ T1171] CPU: 1 PID: 7013 Comm: syz-executor.4 Not tainted 5.10.0-rc3-syzkaller #0 [ 344.009289][ T1171] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 344.009290][ T1171] RIP: 0010:rcu_lockdep_current_cpu_online+0x46/0x60 [ 344.009292][ T1171] Code: d2 75 02 5b c3 65 ff 05 28 f9 db 7e e8 33 28 e7 01 48 c7 c3 40 ed 02 00 89 c0 48 03 1c c5 00 49 10 84 48 8b 43 18 48 8b 40 70 <48> 85 43 20 0f 95 c0 65 ff 0d fc f8 db 7e 75 c9 e8 f4 bf da ff 5b [ 344.009293][ T1171] RSP: 0018:ffffc90000d08ec0 EFLAGS: 00000082 [ 344.009295][ T1171] RAX: 0000000000000003 RBX: ffff88813bd2ed40 RCX: 0000000000000000 [ 344.009297][ T1171] RDX: 0000000000000001 RSI: ffffffff84074809 RDI: ffffffff83ec3881 [ 344.009298][ T1171] RBP: ffff88811d5ad740 R08: 00000000000036e2 R09: 0000000000000000 [ 344.009299][ T1171] R10: 0000000000000001 R11: 0000004f55aa5b52 R12: 0000000000000000 [ 344.009300][ T1171] R13: ffffffff84746708 R14: ffff88813bd1f780 R15: 0000000000000001 [ 344.009302][ T1171] FS: 00000000019e2940(0000) GS:ffff88813bd00000(0000) knlGS:0000000000000000 [ 344.009303][ T1171] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 344.009304][ T1171] CR2: 00007f44cdfe0000 CR3: 000000010ba16000 CR4: 00000000001506e0 [ 344.009305][ T1171] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 344.009307][ T1171] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 344.009308][ T1171] Call Trace: [ 344.009309][ T1171] [ 344.009310][ T1171] rcu_read_lock_held_common+0x25/0x40 [ 344.009311][ T1171] rcu_read_lock_sched_held+0x1e/0x80 [ 344.009312][ T1171] enqueue_hrtimer+0x101/0x130 [ 344.009313][ T1171] __hrtimer_run_queues+0x3c5/0x4f0 [ 344.009314][ T1171] hrtimer_interrupt+0xf9/0x210 [ 344.009315][ T1171] __sysvec_apic_timer_interrupt+0x8e/0x290 [ 344.009316][ T1171] asm_call_irq_on_stack+0xf/0x20 [ 344.009317][ T1171] [ 344.009318][ T1171] sysvec_apic_timer_interrupt+0xcc/0xf0 [ 344.009319][ T1171] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 344.009320][ T1171] RIP: 0010:console_unlock+0x4d7/0x620 [ 344.009322][ T1171] Code: 80 5b 2f 84 e8 6a 09 ff ff e8 75 1c 00 00 4d 85 e4 0f 85 ba 00 00 00 48 83 3d 1c 82 08 03 00 0f 84 27 01 00 00 48 89 df 57 9d <0f> 1f 44 00 00 8b 44 24 0c 85 c0 0f 84 c4 fb ff ff 31 d2 be ce 09 [ 344.009323][ T1171] RSP: 0018:ffffc900010cb4b0 EFLAGS: 00000286 [ 344.009325][ T1171] RAX: 000000000001e9cd RBX: 0000000000000286 RCX: 0000000000000006 [ 344.009326][ T1171] RDX: 0000000000000000 RSI: ffffffff83f307db RDI: 0000000000000286 [ 344.009327][ T1171] RBP: ffffffff84746708 R08: 0000000000000001 R09: 0000000000000001 [ 344.009328][ T1171] R10: 0000000000000001 R11: 615f6e616d746162 R12: 0000000000000200 [ 344.009329][ T1171] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 344.009330][ T1171] vprintk_emit+0x156/0x380 [ 344.009331][ T1171] printk+0x53/0x6a [ 344.009333][ T1171] batadv_check_known_mac_addr.cold.25+0x14/0x19 [ 344.009334][ T1171] batadv_hard_if_event+0xff/0x7a0 [ 344.009335][ T1171] ? caif_device_notify+0x173/0x7a0 [ 344.009336][ T1171] notifier_call_chain+0x2f/0x90 [ 344.009337][ T1171] dev_set_mac_address+0xd9/0x110 [ 344.009338][ T1171] do_setlink+0x1e4/0x10b0 [ 344.009339][ T1171] ? __lock_acquire+0x4ea/0x1770 [ 344.009340][ T1171] ? __nla_validate_parse+0x5f/0xa50 [ 344.009341][ T1171] __rtnl_newlink+0x538/0x8a0 [ 344.009342][ T1171] ? __lock_acquire+0x4ea/0x1770 [ 344.009343][ T1171] ? __lock_acquire+0x4ea/0x1770 [ 344.009344][ T1171] rtnl_newlink+0x3e/0x60 [ 344.009345][ T1171] rtnetlink_rcv_msg+0x173/0x480 [ 344.009346][ T1171] ? rtnetlink_put_metrics+0x1d0/0x1d0 [ 344.009347][ T1171] netlink_rcv_skb+0x49/0xf0 [ 344.009348][ T1171] netlink_unicast+0x19a/0x270 [ 344.009349][ T1171] netlink_sendmsg+0x248/0x480 [ 344.009350][ T1171] sock_sendmsg+0x2b/0x40 [ 344.009351][ T1171] __sys_sendto+0xec/0x160 [ 344.009352][ T1171] ? syscall_enter_from_user_mode+0x1c/0x60 [ 344.009353][ T1171] __x64_sys_sendto+0x1f/0x30 [ 344.009354][ T1171] do_syscall_64+0x2d/0x70 [ 344.009355][ T1171] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 344.009356][ T1171] RIP: 0033:0x416c57 [ 344.009358][ T1171] Code: 2c 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 81 19 00 00 c3 48 83 ec 08 e8 87 fa ff ff 48 89 04 24 49 89 ca b8 2c 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 cd fa ff ff 48 89 d0 48 83 c4 08 48 3d 01 [ 344.009359][ T1171] RSP: 002b:00007ffeb6f68720 EFLAGS: 00000293 ORIG_RAX: 000000000000002c [ 344.009361][ T1171] RAX: ffffffffffffffda RBX: 00000000016a3700 RCX: 0000000000416c57 [ 344.009362][ T1171] RDX: 000000000000002c RSI: 00000000016a3750 RDI: 0000000000000003 [ 344.009363][ T1171] RBP: 0000000000000000 R08: 00007ffeb6f68730 R09: 000000000000000c [ 344.009365][ T1171] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000000 [ 344.009366][ T1171] R13: 0000000000000000 R14: 00000000016a3750 R15: 0000000000000003 [ 344.009369][ T1171] Kernel panic - not syncing: hung_task: blocked tasks [ 344.009372][ T1171] CPU: 0 PID: 1171 Comm: khungtaskd Not tainted 5.10.0-rc3-syzkaller #0 [ 344.009374][ T1171] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 344.009375][ T1171] Call Trace: [ 344.009379][ T1171] dump_stack+0xa3/0xc8 [ 344.009384][ T1171] panic+0x135/0x31a [ 344.009388][ T1171] ? cpumask_next+0x1d/0x20 [ 344.009396][ T1171] watchdog.cold.7+0xbb/0xbb [ 344.009399][ T1171] ? _raw_spin_unlock_irqrestore+0x41/0x70 [ 344.009404][ T1171] ? hungtask_pm_notify+0x40/0x40 [ 344.009408][ T1171] kthread+0x145/0x170 [ 344.009411][ T1171] ? kthread_mod_delayed_work+0xb0/0xb0 [ 344.009416][ T1171] ret_from_fork+0x1f/0x30 [ 345.139155][ T1171] Shutting down cpus with NMI [ 345.140535][ T1171] Kernel Offset: disabled [ 348.177145][ T1171] Rebooting in 86400 seconds..