Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 24.709328][ C1] random: crng init done [ 24.713564][ C1] random: 7 urandom warning(s) missed due to ratelimiting [ 32.394751][ T27] audit: type=1400 audit(1604720832.129:8): avc: denied { execmem } for pid=6753 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 32.399608][ T6754] IPVS: ftp: loaded support on port[0] = 21 [ 32.720669][ T6735] can: request_module (can-proto-0) failed. [ 33.445092][ T6735] can: request_module (can-proto-0) failed. [ 33.453714][ T6735] can: request_module (can-proto-0) failed. [ 33.476125][ T27] audit: type=1400 audit(1604720833.219:9): avc: denied { create } for pid=6732 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 '10.128.10.35' (ECDSA) to the list of known hosts. 2020/11/07 03:47:19 parsed 1 programs 2020/11/07 03:47:20 executed programs: 0 [ 40.643533][ T27] audit: type=1400 audit(1604720840.391:10): avc: denied { execmem } for pid=6873 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 40.684380][ T6875] IPVS: ftp: loaded support on port[0] = 21 [ 40.718175][ T6876] IPVS: ftp: loaded support on port[0] = 21 [ 40.740817][ T6890] IPVS: ftp: loaded support on port[0] = 21 [ 40.805473][ T6905] IPVS: ftp: loaded support on port[0] = 21 [ 40.832697][ T6979] IPVS: ftp: loaded support on port[0] = 21 [ 40.839454][ T6875] chnl_net:caif_netlink_parms(): no params data found [ 40.865787][ T6921] IPVS: ftp: loaded support on port[0] = 21 [ 40.897147][ T6876] chnl_net:caif_netlink_parms(): no params data found [ 40.919288][ T6875] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.928862][ T6875] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.936920][ T6875] device bridge_slave_0 entered promiscuous mode [ 40.946766][ T6890] chnl_net:caif_netlink_parms(): no params data found [ 40.963741][ T6875] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.970823][ T6875] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.982603][ T6875] device bridge_slave_1 entered promiscuous mode [ 40.999575][ T6876] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.007797][ T6876] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.016177][ T6876] device bridge_slave_0 entered promiscuous mode [ 41.024489][ T6876] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.031500][ T6876] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.039205][ T6876] device bridge_slave_1 entered promiscuous mode [ 41.049682][ T6876] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 41.062460][ T6905] chnl_net:caif_netlink_parms(): no params data found [ 41.081648][ T6875] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 41.093180][ T6875] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 41.108015][ T6876] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 41.134148][ T6890] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.141195][ T6890] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.149393][ T6890] device bridge_slave_0 entered promiscuous mode [ 41.159511][ T6875] team0: Port device team_slave_0 added [ 41.168543][ T6876] team0: Port device team_slave_0 added [ 41.177630][ T6890] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.185471][ T6890] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.193087][ T6890] device bridge_slave_1 entered promiscuous mode [ 41.205781][ T6875] team0: Port device team_slave_1 added [ 41.213203][ T6876] team0: Port device team_slave_1 added [ 41.220850][ T6890] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 41.231357][ T6890] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 41.243957][ T6905] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.250978][ T6905] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.264244][ T6905] device bridge_slave_0 entered promiscuous mode [ 41.277629][ T6876] device hsr_slave_0 entered promiscuous mode [ 41.284786][ T6876] device hsr_slave_1 entered promiscuous mode [ 41.296477][ T6875] device hsr_slave_0 entered promiscuous mode [ 41.303062][ T6875] device hsr_slave_1 entered promiscuous mode [ 41.309506][ T6875] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 41.317404][ T6875] Cannot create hsr debugfs directory [ 41.327786][ T6890] team0: Port device team_slave_0 added [ 41.347042][ T6905] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.357080][ T6905] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.365177][ T6905] device bridge_slave_1 entered promiscuous mode [ 41.378172][ T6905] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 41.389178][ T6890] team0: Port device team_slave_1 added [ 41.402867][ T6890] device hsr_slave_0 entered promiscuous mode [ 41.414982][ T6890] device hsr_slave_1 entered promiscuous mode [ 41.421259][ T6890] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 41.429219][ T6890] Cannot create hsr debugfs directory [ 41.437679][ T6905] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 41.451350][ T6979] chnl_net:caif_netlink_parms(): no params data found [ 41.463990][ T6921] chnl_net:caif_netlink_parms(): no params data found [ 41.489252][ T6875] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 41.497410][ T6875] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 41.508781][ T6921] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.516061][ T6921] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.526862][ T6921] device bridge_slave_0 entered promiscuous mode [ 41.535013][ T6905] team0: Port device team_slave_0 added [ 41.541416][ T6905] team0: Port device team_slave_1 added [ 41.553663][ T6875] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 41.561558][ T6921] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.570233][ T6921] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.578014][ T6921] device bridge_slave_1 entered promiscuous mode [ 41.588328][ T6979] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.595572][ T6979] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.603385][ T6979] device bridge_slave_0 entered promiscuous mode [ 41.611422][ T6979] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.619069][ T6979] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.626690][ T6979] device bridge_slave_1 entered promiscuous mode [ 41.635941][ T6875] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 41.651844][ T6921] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 41.666325][ T6905] device hsr_slave_0 entered promiscuous mode [ 41.673104][ T6905] device hsr_slave_1 entered promiscuous mode [ 41.679403][ T6905] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 41.687620][ T6905] Cannot create hsr debugfs directory [ 41.693451][ T6876] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 41.701877][ T6876] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 41.715164][ T6875] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.722234][ T6875] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.729912][ T6875] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.737036][ T6875] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.746987][ T6979] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 41.757873][ T6921] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 41.776856][ T6876] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 41.784438][ T6876] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 41.792059][ T6979] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 41.805323][ T6921] team0: Port device team_slave_0 added [ 41.815441][ T6921] team0: Port device team_slave_1 added [ 41.825474][ T6876] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.832495][ T6876] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.839733][ T6876] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.846751][ T6876] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.862100][ T6777] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.871524][ T6777] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.880001][ T6777] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.887654][ T6777] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.907312][ T6921] device hsr_slave_0 entered promiscuous mode [ 41.915015][ T6921] device hsr_slave_1 entered promiscuous mode [ 41.921375][ T6921] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 41.929122][ T6921] Cannot create hsr debugfs directory [ 41.939406][ T6979] team0: Port device team_slave_0 added [ 41.945460][ T6890] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 41.968163][ T6979] team0: Port device team_slave_1 added [ 41.976158][ T6890] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 41.986417][ T6905] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 42.002390][ T6890] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 42.011914][ T6890] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 42.020273][ T6905] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 42.029659][ T6905] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 42.041087][ T6921] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 42.050389][ T6905] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 42.063957][ T6979] device hsr_slave_0 entered promiscuous mode [ 42.070778][ T6979] device hsr_slave_1 entered promiscuous mode [ 42.077711][ T6979] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 42.085644][ T6979] Cannot create hsr debugfs directory [ 42.095497][ T6875] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.106100][ T6921] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 42.116839][ T6876] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.137287][ T6921] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 42.145763][ T6921] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 42.161110][ T6979] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 42.170622][ T6979] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 42.180387][ T6979] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 42.194164][ T6876] 8021q: adding VLAN 0 to HW filter on device team0 [ 42.204010][ T6979] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 42.212396][ T3889] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 42.221689][ T3889] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.229780][ T3889] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 42.237873][ T3889] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.245795][ T3889] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 42.254319][ T3889] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.262373][ T3889] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.269435][ T3889] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.277014][ T3889] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 42.288295][ T3889] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.296579][ T3889] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.304249][ T3889] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.316155][ T6890] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.327314][ T6875] 8021q: adding VLAN 0 to HW filter on device team0 [ 42.337602][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 42.348162][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.357992][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.365058][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.373001][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 42.381082][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 42.389520][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.397782][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.404831][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.415944][ T6890] 8021q: adding VLAN 0 to HW filter on device team0 [ 42.430382][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 42.438235][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.446141][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 42.455372][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.464137][ T2481] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.471321][ T2481] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.479146][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 42.487879][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.496246][ T2481] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.503322][ T2481] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.510681][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 42.525969][ T6875] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 42.536477][ T6875] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 42.551954][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 42.561066][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 42.569509][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 42.578667][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 42.586990][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 42.595145][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 42.603316][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 42.611345][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 42.619401][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.627898][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 42.635939][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.643936][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 42.652306][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 42.659863][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 42.672755][ T6890] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 42.683454][ T6890] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 42.697794][ T6875] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 42.709596][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 42.717920][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 42.726370][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 42.735316][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 42.743684][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 42.751625][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 42.759823][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.767994][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 42.776036][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.784208][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 42.792286][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 42.800323][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 42.807751][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 42.815168][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 42.823372][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 42.831306][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 42.839510][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.847582][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 42.855158][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 42.862437][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 42.873018][ T6876] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 42.883768][ T6876] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 42.895800][ T6777] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 42.904067][ T6777] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.920617][ T6905] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.954231][ T6979] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.969863][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 42.978116][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.003674][ T6905] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.015873][ T2647] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.025501][ T2647] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.037730][ T2647] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.044824][ T2647] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.054815][ T2647] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.075275][ T2647] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.102416][ C1] hrtimer: interrupt took 31021 ns [ 43.106655][ T2647] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.114622][ T2647] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.129995][ T2647] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 43.141050][ T6890] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 43.153464][ T6979] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.160905][ T6921] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.176408][ T6921] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.195928][ T6905] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 43.218810][ T6905] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 43.230035][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.238112][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 43.251398][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 43.259488][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.267842][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.277618][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 43.285572][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 43.294302][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.302344][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.314936][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 43.323881][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 43.332133][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 43.341148][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 43.351050][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 43.360820][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 43.370356][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.379941][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 43.389482][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.400641][ T6876] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 43.417651][ T6905] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 43.425066][ T3889] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 43.433338][ T3889] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 43.440663][ T3889] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.449574][ T3889] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.459153][ T3889] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.466200][ T3889] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.473909][ T3889] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.482206][ T3889] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.490410][ T3889] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.497483][ T3889] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.505072][ T3889] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 43.513294][ T3889] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 43.521455][ T3889] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 43.528841][ T3889] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 43.537180][ T3889] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.545028][ T3889] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.553968][ T3889] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.562037][ T3889] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.569075][ T3889] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.578273][ T3889] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.601328][ T6979] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 43.640245][ T6979] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 43.653486][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.661699][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.692846][ T2481] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.699891][ T2481] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.722679][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 43.731175][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 43.742047][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 43.750464][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 43.758928][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 43.767485][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 43.775864][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 43.784445][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 43.792852][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 43.800921][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 43.809205][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 43.817418][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.825803][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 43.833918][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.841791][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 43.849930][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.858400][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 43.865890][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 43.873656][ T2481] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 43.885503][ T6921] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 43.896869][ T6921] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 43.917775][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 43.926193][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.941479][ T6979] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 43.970270][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 43.979695][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 43.991042][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 44.002630][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 44.021631][ T6921] 8021q: adding VLAN 0 to HW filter on device batadv0 2020/11/07 03:47:25 executed programs: 141 [ 151.449555][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 151.456733][ C1] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): [ 151.456825][ C1] ------------[ cut here ]------------ [ 151.469252][ C1] WARNING: CPU: 1 PID: 8330 at kernel/sched/core.c:3009 try_invoke_on_locked_down_task+0xab/0x130 [ 151.479808][ C1] Modules linked in: [ 151.483689][ C1] CPU: 1 PID: 8330 Comm: syz-executor.0 Not tainted 5.10.0-rc2-syzkaller #0 [ 151.492336][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 151.502387][ C1] RIP: 0010:try_invoke_on_locked_down_task+0xab/0x130 [ 151.509118][ C1] Code: d0 65 48 33 0c 25 28 00 00 00 0f 85 8f 00 00 00 48 83 c4 20 5b 41 5c 41 5d 41 5e 41 5f 5d c3 65 8b 05 75 9c e0 7e 85 c0 75 93 <0f> 0b eb 8f 48 8d 75 c0 48 89 df 45 31 ed e8 92 c0 ff ff 8b 4b 40 [ 151.528714][ C1] RSP: 0018:ffffc90000d08dc0 EFLAGS: 00010046 [ 151.534757][ C1] RAX: 0000000000000000 RBX: ffff88810681e100 RCX: 0000000000000001 [ 151.542705][ C1] RDX: ffffc90000d08e54 RSI: ffffffff81265750 RDI: ffff88810681e100 [ 151.550651][ C1] RBP: ffffc90000d08e08 R08: 0000000000000000 R09: c0000000ffffdfff [ 151.558599][ C1] R10: ffff88810681e480 R11: ffffc90000d08bf0 R12: 000000000002ed40 [ 151.566543][ C1] R13: ffffffff843c5040 R14: ffffffff81265750 R15: ffffc90000d08e54 [ 151.574491][ C1] FS: 00007f1661138700(0000) GS:ffff88813bd00000(0000) knlGS:0000000000000000 [ 151.583397][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 151.589956][ C1] CR2: 0000000000714158 CR3: 000000011ea4e000 CR4: 00000000001506e0 [ 151.597904][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 151.605853][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 151.613800][ C1] Call Trace: [ 151.617060][ C1] [ 151.619894][ C1] rcu_sched_clock_irq.cold.92+0x24b/0x53b [ 151.625679][ C1] ? hrtimer_run_queues+0x15/0x130 [ 151.630766][ C1] ? tick_sched_do_timer+0x60/0x60 [ 151.635849][ C1] update_process_times+0x54/0x90 [ 151.640847][ C1] tick_sched_handle.isra.24+0x20/0x60 [ 151.646278][ C1] tick_sched_timer+0x74/0x90 [ 151.650929][ C1] __hrtimer_run_queues+0x1e1/0x4f0 [ 151.656108][ C1] hrtimer_interrupt+0xfc/0x210 [ 151.660939][ C1] __sysvec_apic_timer_interrupt+0x93/0x2a0 [ 151.666807][ C1] asm_call_irq_on_stack+0xf/0x20 [ 151.671806][ C1] [ 151.674722][ C1] sysvec_apic_timer_interrupt+0xd5/0xf0 [ 151.680328][ C1] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 151.686282][ C1] RIP: 0010:lock_acquire+0x133/0x410 [ 151.691541][ C1] Code: b8 ff ff ff ff 65 0f c1 05 1a 8b dd 7e 83 f8 01 0f 85 d5 01 00 00 48 83 3d 11 7f 07 03 00 0f 84 e5 01 00 00 48 8b 7d 98 57 9d <0f> 1f 44 00 00 48 8b 45 d0 65 48 33 04 25 28 00 00 00 0f 85 bd 02 [ 151.711136][ C1] RSP: 0018:ffffc90004d57ad0 EFLAGS: 00000286 [ 151.717193][ C1] RAX: 0000000000000001 RBX: 0000000000000001 RCX: d27c185d29fc4082 [ 151.725138][ C1] RDX: d27c185d29fc4082 RSI: ffffffff83e7680f RDI: 0000000000000286 [ 151.733088][ C1] RBP: ffffc90004d57b38 R08: 0000000000000001 R09: 0000000000000001 [ 151.741035][ C1] R10: 00000000000059c6 R11: 0000000000000001 R12: 0000000000000000 [ 151.748983][ C1] R13: 0000000000000000 R14: ffffffff84514c68 R15: 0000000000000000 [ 151.756944][ C1] ? ___might_sleep+0xb7/0x150 [ 151.761689][ C1] ? tty_open+0x1d3/0x4b0 [ 151.765992][ C1] __mutex_lock+0x94/0x9f0 [ 151.770381][ C1] ? tty_open+0x1d3/0x4b0 [ 151.774689][ C1] ? rcu_read_lock_sched_held+0x4a/0x70 [ 151.780209][ C1] ? kmem_cache_alloc_trace+0x9b2/0xae0 [ 151.785745][ C1] mutex_lock_nested+0x16/0x20 [ 151.790483][ C1] ? mutex_lock_nested+0x16/0x20 [ 151.795395][ C1] tty_open+0x1d3/0x4b0 [ 151.799544][ C1] chrdev_open+0xa0/0x1d0 [ 151.803847][ C1] ? cdev_put.part.0+0x20/0x20 [ 151.808587][ C1] do_dentry_open+0x163/0x3d0 [ 151.813239][ C1] vfs_open+0x28/0x30 [ 151.817193][ C1] path_openat+0x476/0xa90 [ 151.821590][ C1] do_filp_open+0x8e/0x100 [ 151.825987][ C1] ? do_raw_spin_unlock+0x52/0xd0 [ 151.830984][ C1] ? _raw_spin_unlock+0x27/0x40 [ 151.835810][ C1] ? __alloc_fd+0xf3/0x1e0 [ 151.840205][ C1] do_sys_openat2+0x218/0x2d0 [ 151.844859][ C1] do_sys_open+0x48/0x80 [ 151.849075][ C1] __x64_sys_openat+0x1b/0x20 [ 151.853725][ C1] do_syscall_64+0x31/0x80 [ 151.858114][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 151.863976][ C1] RIP: 0033:0x45a989 [ 151.867863][ C1] Code: 2d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 151.887440][ C1] RSP: 002b:00007f1661137c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 151.895838][ C1] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 000000000045a989 [ 151.903783][ C1] RDX: 0000000000000000 RSI: 0000000020000380 RDI: ffffffffffffff9c [ 151.911730][ C1] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 151.919679][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f16611386d4 [ 151.927625][ C1] R13: 00000000004c86f8 R14: 00000000004dfaa8 R15: 00000000ffffffff [ 151.935584][ C1] Kernel panic - not syncing: panic_on_warn set ... [ 151.942158][ C1] CPU: 1 PID: 8330 Comm: syz-executor.0 Not tainted 5.10.0-rc2-syzkaller #0 [ 151.950800][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 151.960829][ C1] Call Trace: [ 151.964087][ C1] [ 151.966918][ C1] dump_stack+0xa9/0xd1 [ 151.971050][ C1] panic+0x135/0x31a [ 151.974923][ C1] ? try_invoke_on_locked_down_task+0xab/0x130 [ 151.981049][ C1] __warn.cold.13+0x4d/0x4d [ 151.985524][ C1] ? try_invoke_on_locked_down_task+0xab/0x130 [ 151.991651][ C1] report_bug+0xc5/0x100 [ 151.995870][ C1] handle_bug+0x39/0xa0 [ 151.999997][ C1] exc_invalid_op+0x18/0x70 [ 152.004471][ C1] asm_exc_invalid_op+0x12/0x20 [ 152.009306][ C1] RIP: 0010:try_invoke_on_locked_down_task+0xab/0x130 [ 152.017093][ C1] Code: d0 65 48 33 0c 25 28 00 00 00 0f 85 8f 00 00 00 48 83 c4 20 5b 41 5c 41 5d 41 5e 41 5f 5d c3 65 8b 05 75 9c e0 7e 85 c0 75 93 <0f> 0b eb 8f 48 8d 75 c0 48 89 df 45 31 ed e8 92 c0 ff ff 8b 4b 40 [ 152.036672][ C1] RSP: 0018:ffffc90000d08dc0 EFLAGS: 00010046 [ 152.042713][ C1] RAX: 0000000000000000 RBX: ffff88810681e100 RCX: 0000000000000001 [ 152.050676][ C1] RDX: ffffc90000d08e54 RSI: ffffffff81265750 RDI: ffff88810681e100 [ 152.058623][ C1] RBP: ffffc90000d08e08 R08: 0000000000000000 R09: c0000000ffffdfff [ 152.066671][ C1] R10: ffff88810681e480 R11: ffffc90000d08bf0 R12: 000000000002ed40 [ 152.074617][ C1] R13: ffffffff843c5040 R14: ffffffff81265750 R15: ffffc90000d08e54 [ 152.082568][ C1] ? param_set_next_fqs_jiffies+0x90/0x90 [ 152.088266][ C1] ? param_set_next_fqs_jiffies+0x90/0x90 [ 152.093968][ C1] rcu_sched_clock_irq.cold.92+0x24b/0x53b [ 152.099749][ C1] ? hrtimer_run_queues+0x15/0x130 [ 152.104839][ C1] ? tick_sched_do_timer+0x60/0x60 [ 152.109923][ C1] update_process_times+0x54/0x90 [ 152.114920][ C1] tick_sched_handle.isra.24+0x20/0x60 [ 152.120353][ C1] tick_sched_timer+0x74/0x90 [ 152.125004][ C1] __hrtimer_run_queues+0x1e1/0x4f0 [ 152.130182][ C1] hrtimer_interrupt+0xfc/0x210 [ 152.135012][ C1] __sysvec_apic_timer_interrupt+0x93/0x2a0 [ 152.140878][ C1] asm_call_irq_on_stack+0xf/0x20 [ 152.145873][ C1] [ 152.148788][ C1] sysvec_apic_timer_interrupt+0xd5/0xf0 [ 152.154393][ C1] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 152.160345][ C1] RIP: 0010:lock_acquire+0x133/0x410 [ 152.165601][ C1] Code: b8 ff ff ff ff 65 0f c1 05 1a 8b dd 7e 83 f8 01 0f 85 d5 01 00 00 48 83 3d 11 7f 07 03 00 0f 84 e5 01 00 00 48 8b 7d 98 57 9d <0f> 1f 44 00 00 48 8b 45 d0 65 48 33 04 25 28 00 00 00 0f 85 bd 02 [ 152.185178][ C1] RSP: 0018:ffffc90004d57ad0 EFLAGS: 00000286 [ 152.191218][ C1] RAX: 0000000000000001 RBX: 0000000000000001 RCX: d27c185d29fc4082 [ 152.199190][ C1] RDX: d27c185d29fc4082 RSI: ffffffff83e7680f RDI: 0000000000000286 [ 152.207134][ C1] RBP: ffffc90004d57b38 R08: 0000000000000001 R09: 0000000000000001 [ 152.215087][ C1] R10: 00000000000059c6 R11: 0000000000000001 R12: 0000000000000000 [ 152.223727][ C1] R13: 0000000000000000 R14: ffffffff84514c68 R15: 0000000000000000 [ 152.231790][ C1] ? ___might_sleep+0xb7/0x150 [ 152.236530][ C1] ? tty_open+0x1d3/0x4b0 [ 152.240836][ C1] __mutex_lock+0x94/0x9f0 [ 152.245227][ C1] ? tty_open+0x1d3/0x4b0 [ 152.249534][ C1] ? rcu_read_lock_sched_held+0x4a/0x70 [ 152.255053][ C1] ? kmem_cache_alloc_trace+0x9b2/0xae0 [ 152.260583][ C1] mutex_lock_nested+0x16/0x20 [ 152.265324][ C1] ? mutex_lock_nested+0x16/0x20 [ 152.270239][ C1] tty_open+0x1d3/0x4b0 [ 152.274373][ C1] chrdev_open+0xa0/0x1d0 [ 152.278679][ C1] ? cdev_put.part.0+0x20/0x20 [ 152.283416][ C1] do_dentry_open+0x163/0x3d0 [ 152.288069][ C1] vfs_open+0x28/0x30 [ 152.292025][ C1] path_openat+0x476/0xa90 [ 152.296421][ C1] do_filp_open+0x8e/0x100 [ 152.300819][ C1] ? do_raw_spin_unlock+0x52/0xd0 [ 152.305818][ C1] ? _raw_spin_unlock+0x27/0x40 [ 152.310639][ C1] ? __alloc_fd+0xf3/0x1e0 [ 152.315037][ C1] do_sys_openat2+0x218/0x2d0 [ 152.319688][ C1] do_sys_open+0x48/0x80 [ 152.323907][ C1] __x64_sys_openat+0x1b/0x20 [ 152.328557][ C1] do_syscall_64+0x31/0x80 [ 152.332947][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 152.338814][ C1] RIP: 0033:0x45a989 [ 152.342682][ C1] Code: 2d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 152.362438][ C1] RSP: 002b:00007f1661137c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 152.370826][ C1] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 000000000045a989 [ 152.378790][ C1] RDX: 0000000000000000 RSI: 0000000020000380 RDI: ffffffffffffff9c [ 152.386738][ C1] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 152.394687][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f16611386d4 [ 152.405152][ C1] R13: 00000000004c86f8 R14: 00000000004dfaa8 R15: 00000000ffffffff [ 152.414718][ C1] Kernel Offset: disabled [ 152.419156][ C1] Rebooting in 86400 seconds..