[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 70.257549][ T26] kauditd_printk_skb: 7 callbacks suppressed [ 70.257556][ T26] audit: type=1800 audit(1564556715.874:29): pid=9732 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 [ 70.294146][ T26] audit: type=1800 audit(1564556715.884:30): pid=9732 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2423 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.20' (ECDSA) to the list of known hosts. syzkaller login: [ 633.073037][ T9894] IPVS: ftp: loaded support on port[0] = 21 [ 633.073054][ T9891] IPVS: ftp: loaded support on port[0] = 21 [ 633.086734][ T9893] IPVS: ftp: loaded support on port[0] = 21 [ 633.097605][ T9892] IPVS: ftp: loaded support on port[0] = 21 [ 633.104541][ T9888] IPVS: ftp: loaded support on port[0] = 21 [ 633.112660][ T9895] IPVS: ftp: loaded support on port[0] = 21 [ 633.255120][ T9888] chnl_net:caif_netlink_parms(): no params data found [ 633.302737][ T9892] chnl_net:caif_netlink_parms(): no params data found [ 633.354487][ T9891] chnl_net:caif_netlink_parms(): no params data found [ 633.369438][ T9895] chnl_net:caif_netlink_parms(): no params data found [ 633.379566][ T9893] chnl_net:caif_netlink_parms(): no params data found [ 633.393861][ T9888] bridge0: port 1(bridge_slave_0) entered blocking state [ 633.401103][ T9888] bridge0: port 1(bridge_slave_0) entered disabled state [ 633.410563][ T9888] device bridge_slave_0 entered promiscuous mode [ 633.426197][ T9894] chnl_net:caif_netlink_parms(): no params data found [ 633.434270][ T9892] bridge0: port 1(bridge_slave_0) entered blocking state [ 633.441386][ T9892] bridge0: port 1(bridge_slave_0) entered disabled state [ 633.448810][ T9892] device bridge_slave_0 entered promiscuous mode [ 633.456019][ T9888] bridge0: port 2(bridge_slave_1) entered blocking state [ 633.463176][ T9888] bridge0: port 2(bridge_slave_1) entered disabled state [ 633.470827][ T9888] device bridge_slave_1 entered promiscuous mode [ 633.491065][ T9892] bridge0: port 2(bridge_slave_1) entered blocking state [ 633.498108][ T9892] bridge0: port 2(bridge_slave_1) entered disabled state [ 633.506277][ T9892] device bridge_slave_1 entered promiscuous mode [ 633.537340][ T9891] bridge0: port 1(bridge_slave_0) entered blocking state [ 633.545608][ T9891] bridge0: port 1(bridge_slave_0) entered disabled state [ 633.553297][ T9891] device bridge_slave_0 entered promiscuous mode [ 633.561537][ T9892] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 633.574572][ T9892] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 633.587796][ T9888] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 633.597327][ T9891] bridge0: port 2(bridge_slave_1) entered blocking state [ 633.604903][ T9891] bridge0: port 2(bridge_slave_1) entered disabled state [ 633.612537][ T9891] device bridge_slave_1 entered promiscuous mode [ 633.627708][ T9895] bridge0: port 1(bridge_slave_0) entered blocking state [ 633.634834][ T9895] bridge0: port 1(bridge_slave_0) entered disabled state [ 633.642401][ T9895] device bridge_slave_0 entered promiscuous mode [ 633.649692][ T9893] bridge0: port 1(bridge_slave_0) entered blocking state [ 633.656804][ T9893] bridge0: port 1(bridge_slave_0) entered disabled state [ 633.665053][ T9893] device bridge_slave_0 entered promiscuous mode [ 633.673085][ T9888] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 633.694900][ T9888] team0: Port device team_slave_0 added [ 633.702212][ T9891] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 633.711485][ T9895] bridge0: port 2(bridge_slave_1) entered blocking state [ 633.718615][ T9895] bridge0: port 2(bridge_slave_1) entered disabled state [ 633.726479][ T9895] device bridge_slave_1 entered promiscuous mode [ 633.733350][ T9893] bridge0: port 2(bridge_slave_1) entered blocking state [ 633.740927][ T9893] bridge0: port 2(bridge_slave_1) entered disabled state [ 633.748753][ T9893] device bridge_slave_1 entered promiscuous mode [ 633.762902][ T9892] team0: Port device team_slave_0 added [ 633.773669][ T9888] team0: Port device team_slave_1 added [ 633.780880][ T9891] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 633.803044][ T9893] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 633.812962][ T9892] team0: Port device team_slave_1 added [ 633.819630][ T9893] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 633.834797][ T9894] bridge0: port 1(bridge_slave_0) entered blocking state [ 633.842277][ T9894] bridge0: port 1(bridge_slave_0) entered disabled state [ 633.851347][ T9894] device bridge_slave_0 entered promiscuous mode [ 633.859393][ T9895] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 633.868503][ T9894] bridge0: port 2(bridge_slave_1) entered blocking state [ 633.875615][ T9894] bridge0: port 2(bridge_slave_1) entered disabled state [ 633.892760][ T9894] device bridge_slave_1 entered promiscuous mode [ 633.910605][ T9891] team0: Port device team_slave_0 added [ 633.960733][ T9888] device hsr_slave_0 entered promiscuous mode [ 634.019329][ T9888] device hsr_slave_1 entered promiscuous mode [ 634.080226][ T9895] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 634.098462][ T9891] team0: Port device team_slave_1 added [ 634.104910][ T9893] team0: Port device team_slave_0 added [ 634.113560][ T9894] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 634.130429][ T9895] team0: Port device team_slave_0 added [ 634.170642][ T9892] device hsr_slave_0 entered promiscuous mode [ 634.209391][ T9892] device hsr_slave_1 entered promiscuous mode [ 634.279106][ T9892] debugfs: Directory 'hsr0' with parent '/' already present! [ 634.287654][ T9893] team0: Port device team_slave_1 added [ 634.295752][ T9894] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 634.308609][ T9895] team0: Port device team_slave_1 added [ 634.382038][ T9891] device hsr_slave_0 entered promiscuous mode [ 634.419258][ T9891] device hsr_slave_1 entered promiscuous mode [ 634.459117][ T9891] debugfs: Directory 'hsr0' with parent '/' already present! [ 634.500517][ T9893] device hsr_slave_0 entered promiscuous mode [ 634.569405][ T9893] device hsr_slave_1 entered promiscuous mode [ 634.609240][ T9893] debugfs: Directory 'hsr0' with parent '/' already present! [ 634.620572][ T9894] team0: Port device team_slave_0 added [ 634.629504][ T9894] team0: Port device team_slave_1 added [ 634.690777][ T9895] device hsr_slave_0 entered promiscuous mode [ 634.749363][ T9895] device hsr_slave_1 entered promiscuous mode [ 634.789075][ T9895] debugfs: Directory 'hsr0' with parent '/' already present! [ 634.851014][ T9894] device hsr_slave_0 entered promiscuous mode [ 634.919412][ T9894] device hsr_slave_1 entered promiscuous mode [ 634.989203][ T9894] debugfs: Directory 'hsr0' with parent '/' already present! [ 635.008015][ T9888] 8021q: adding VLAN 0 to HW filter on device bond0 [ 635.036250][ T9888] 8021q: adding VLAN 0 to HW filter on device team0 [ 635.050966][ T9904] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 635.058495][ T9904] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 635.083431][ T9891] 8021q: adding VLAN 0 to HW filter on device bond0 [ 635.091803][ T9904] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 635.100470][ T9904] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 635.108700][ T9904] bridge0: port 1(bridge_slave_0) entered blocking state [ 635.115795][ T9904] bridge0: port 1(bridge_slave_0) entered forwarding state [ 635.123596][ T9904] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 635.132627][ T9904] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 635.140883][ T9904] bridge0: port 2(bridge_slave_1) entered blocking state [ 635.148072][ T9904] bridge0: port 2(bridge_slave_1) entered forwarding state [ 635.155877][ T9904] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 635.164347][ T9904] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 635.172897][ T9904] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 635.181217][ T9904] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 635.189431][ T9904] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 635.197729][ T9904] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 635.206037][ T9904] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 635.214219][ T9904] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 635.222229][ T9904] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 635.230641][ T9904] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 635.238311][ T9904] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 635.252771][ T9892] 8021q: adding VLAN 0 to HW filter on device bond0 [ 635.269541][ T9891] 8021q: adding VLAN 0 to HW filter on device team0 [ 635.278454][ T9894] 8021q: adding VLAN 0 to HW filter on device bond0 [ 635.287677][ T9907] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 635.297945][ T9907] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 635.320746][ T9888] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 635.331257][ T9902] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 635.338788][ T9902] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 635.347194][ T9902] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 635.355980][ T9902] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 635.364738][ T9902] bridge0: port 1(bridge_slave_0) entered blocking state [ 635.371822][ T9902] bridge0: port 1(bridge_slave_0) entered forwarding state [ 635.379932][ T9902] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 635.388427][ T9902] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 635.396745][ T9902] bridge0: port 2(bridge_slave_1) entered blocking state [ 635.403807][ T9902] bridge0: port 2(bridge_slave_1) entered forwarding state [ 635.411780][ T9902] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 635.420442][ T9902] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 635.428786][ T9902] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 635.437824][ T9902] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 635.446229][ T9902] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 635.454904][ T9902] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 635.464657][ T9892] 8021q: adding VLAN 0 to HW filter on device team0 [ 635.482118][ T9895] 8021q: adding VLAN 0 to HW filter on device bond0 [ 635.493237][ T9893] 8021q: adding VLAN 0 to HW filter on device bond0 [ 635.501408][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 635.511233][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 635.518829][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 635.527205][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 635.537811][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 635.546478][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 635.562675][ T9891] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 635.575276][ T9894] 8021q: adding VLAN 0 to HW filter on device team0 [ 635.582721][ T9907] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 635.593634][ T9907] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 635.602198][ T9907] bridge0: port 1(bridge_slave_0) entered blocking state [ 635.609270][ T9907] bridge0: port 1(bridge_slave_0) entered forwarding state [ 635.616778][ T9907] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 635.625743][ T9907] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 635.634048][ T9907] bridge0: port 2(bridge_slave_1) entered blocking state [ 635.641085][ T9907] bridge0: port 2(bridge_slave_1) entered forwarding state [ 635.648512][ T9907] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 635.657379][ T9907] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 635.665131][ T9907] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 635.673004][ T9907] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 635.693695][ T9909] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 635.702555][ T9909] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 635.710974][ T9909] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 635.719574][ T9909] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 635.728169][ T9909] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 635.736776][ T9909] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 635.760795][ T9888] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 635.772970][ T9893] 8021q: adding VLAN 0 to HW filter on device team0 [ 635.781788][ T9904] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 635.792635][ T9904] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 635.800804][ T9904] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 635.810085][ T9904] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 635.818346][ T9904] bridge0: port 1(bridge_slave_0) entered blocking state [ 635.825538][ T9904] bridge0: port 1(bridge_slave_0) entered forwarding state [ 635.834327][ T9904] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 635.842953][ T9904] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 635.851320][ T9904] bridge0: port 2(bridge_slave_1) entered blocking state [ 635.858359][ T9904] bridge0: port 2(bridge_slave_1) entered forwarding state [ 635.865962][ T9904] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 635.874448][ T9904] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 635.891958][ T9904] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 635.900303][ T9904] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 635.908415][ T9904] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 635.916093][ T9904] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 635.924064][ T9904] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 635.937983][ T9891] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 635.947904][ T9892] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 635.960709][ T9892] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 635.974319][ T9895] 8021q: adding VLAN 0 to HW filter on device team0 [ 635.994334][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 636.003715][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 636.013893][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 636.022566][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 636.031077][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 636.038128][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 636.045691][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 636.054137][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 636.062463][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 636.069525][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 636.077009][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 636.085957][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 636.094523][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 636.102988][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 636.111820][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 636.119691][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 636.147476][ T9894] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network executing program [ 636.158474][ T9894] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 636.180670][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 636.190489][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 636.198861][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 636.207751][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 636.216374][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 636.225039][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 636.233455][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 636.241746][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 636.250511][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 636.258971][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 636.267565][ T22] bridge0: port 1(bridge_slave_0) entered blocking state [ 636.274641][ T22] bridge0: port 1(bridge_slave_0) entered forwarding state [ 636.282693][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 636.291096][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 636.299552][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 636.308002][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 636.316397][ T22] bridge0: port 2(bridge_slave_1) entered blocking state [ 636.323450][ T22] bridge0: port 2(bridge_slave_1) entered forwarding state [ 636.332198][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 636.340692][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 636.349187][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 636.358168][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready executing program [ 636.365920][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 636.373755][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 636.385660][ T9893] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 636.416501][ T9892] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 636.423910][ T9909] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 636.433611][ T9909] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 636.442537][ T9909] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 636.451275][ T9909] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 636.460555][ T9909] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 636.468818][ T9909] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 636.477347][ T9909] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 636.485790][ T9909] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 636.494257][ T9909] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 636.502571][ T9909] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 636.515592][ T9895] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 636.526666][ T9895] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 636.536359][ T9894] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 636.551619][ T9909] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 636.561877][ T9909] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready executing program executing program [ 636.590194][ T9893] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 636.601159][ T9895] 8021q: adding VLAN 0 to HW filter on device batadv0 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 680.899405][ C0] hrtimer: interrupt took 421484 ns executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 762.649565][ C0] ================================================================== [ 762.657718][ C0] BUG: KASAN: use-after-free in refcount_inc_not_zero_checked+0x7c/0x280 [ 762.666385][ C0] Read of size 4 at addr ffff8880893ccec0 by task swapper/0/0 [ 762.673863][ C0] [ 762.676203][ C0] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.3.0-rc2+ #56 [ 762.683488][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 762.694018][ C0] Call Trace: [ 762.697580][ C0] [ 762.700463][ C0] dump_stack+0x1d8/0x2f8 [ 762.704953][ C0] print_address_description+0x75/0x5b0 [ 762.710776][ C0] ? log_buf_vmcoreinfo_setup+0x153/0x153 [ 762.716640][ C0] __kasan_report+0x14b/0x1c0 [ 762.721312][ C0] ? refcount_inc_not_zero_checked+0x7c/0x280 [ 762.727478][ C0] kasan_report+0x26/0x50 [ 762.731858][ C0] check_memory_region+0x2cf/0x2e0 [ 762.737170][ C0] __kasan_check_read+0x11/0x20 [ 762.742178][ C0] refcount_inc_not_zero_checked+0x7c/0x280 [ 762.748225][ C0] ? refcount_add_checked+0x60/0x60 [ 762.753509][ C0] ? nr_rx_frame+0x17ac/0x1e40 [ 762.758376][ C0] ? nr_rx_frame+0x17ac/0x1e40 [ 762.763120][ C0] refcount_inc_checked+0x15/0x50 [ 762.763365][T23143] ------------[ cut here ]------------ [ 762.768139][ C0] nr_rx_frame+0x17bc/0x1e40 [ 762.768159][ C0] nr_loopback_timer+0x6a/0x140 [ 762.768173][ C0] ? nr_loopback_clear+0x30/0x30 [ 762.773752][T23143] refcount_t: increment on 0; use-after-free. [ 762.778334][ C0] call_timer_fn+0xec/0x200 [ 762.778347][ C0] ? __run_timers+0x9c0/0x9c0 [ 762.778364][ C0] ? trace_irq_enable_rcuidle+0x23/0x1e0 [ 762.778378][ C0] ? nr_loopback_clear+0x30/0x30 [ 762.788348][T23143] WARNING: CPU: 1 PID: 23143 at lib/refcount.c:156 refcount_inc_checked+0x4b/0x50 [ 762.794176][ C0] ? nr_loopback_clear+0x30/0x30 [ 762.798652][T23143] Kernel panic - not syncing: panic_on_warn set ... [ 762.803490][ C0] __run_timers+0x7cd/0x9c0 [ 762.839250][ C0] ? trace_timer_cancel+0x290/0x290 [ 762.844455][ C0] ? kvm_sched_clock_read+0x19/0x40 [ 762.849985][ C0] ? sched_clock+0x3a/0x40 [ 762.854400][ C0] ? sched_clock_cpu+0x1b/0x3b0 [ 762.859250][ C0] ? check_preemption_disabled+0x47/0x2a0 [ 762.864955][ C0] ? check_preemption_disabled+0x47/0x2a0 [ 762.870664][ C0] run_timer_softirq+0x4a/0x90 [ 762.875430][ C0] __do_softirq+0x333/0x7c4 [ 762.879921][ C0] ? irq_exit+0x227/0x230 [ 762.884241][ C0] irq_exit+0x227/0x230 [ 762.888383][ C0] smp_apic_timer_interrupt+0x113/0x280 [ 762.893911][ C0] apic_timer_interrupt+0xf/0x20 [ 762.898832][ C0] [ 762.901756][ C0] RIP: 0010:native_safe_halt+0xe/0x10 [ 762.907115][ C0] Code: 01 fa eb ae 89 d9 80 e1 07 80 c1 03 38 c1 7c ba 48 89 df e8 74 3b 01 fa eb b0 90 90 e9 07 00 00 00 0f 00 2d d6 36 51 00 fb f4 90 e9 07 00 00 00 0f 00 2d c6 36 51 00 f4 c3 90 90 55 48 89 e5 [ 762.926804][ C0] RSP: 0018:ffffffff88c07cd8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 762.935208][ C0] RAX: 1ffffffff11950f3 RBX: ffffffff88c75a00 RCX: dffffc0000000000 [ 762.943169][ C0] RDX: 0000000000000000 RSI: ffffffff812d2b3a RDI: ffffffff87b14d9a [ 762.951129][ C0] RBP: ffffffff88c07ce0 R08: ffffffff817d8974 R09: fffffbfff118eb41 [ 762.959086][ C0] R10: fffffbfff118eb41 R11: 0000000000000000 R12: 0000000000000000 [ 762.967051][ C0] R13: 1ffffffff118eb40 R14: dffffc0000000000 R15: dffffc0000000000 [ 762.975031][ C0] ? trace_hardirqs_on+0x34/0x80 [ 762.979957][ C0] ? arch_cpu_idle+0xa/0x10 [ 762.984454][ C0] ? default_idle+0x1a/0x70 [ 762.988945][ C0] ? default_idle+0x50/0x70 [ 762.993436][ C0] arch_cpu_idle+0xa/0x10 [ 762.997749][ C0] default_idle_call+0x59/0xa0 [ 763.002505][ C0] do_idle+0x180/0x780 [ 763.006561][ C0] ? check_preemption_disabled+0x3a/0x2a0 [ 763.012271][ C0] ? idle_inject_timer_fn+0x60/0x60 [ 763.017460][ C0] cpu_startup_entry+0x25/0x30 [ 763.022211][ C0] rest_init+0x29d/0x2b0 [ 763.026491][ C0] arch_call_rest_init+0xe/0x10 [ 763.031338][ C0] start_kernel+0x751/0x871 [ 763.035827][ C0] ? arch_call_rest_init+0x10/0x10 [ 763.040933][ C0] x86_64_start_reservations+0x18/0x2e [ 763.046381][ C0] x86_64_start_kernel+0x7a/0x7d [ 763.051323][ C0] secondary_startup_64+0xa4/0xb0 [ 763.056335][ C0] [ 763.056353][T23143] CPU: 1 PID: 23143 Comm: syz-executor014 Not tainted 5.3.0-rc2+ #56 [ 763.058651][ C0] Allocated by task 0: [ 763.066709][T23143] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 763.070758][ C0] __kasan_kmalloc+0x11c/0x1b0 [ 763.081025][T23143] Call Trace: [ 763.085886][ C0] kasan_kmalloc+0x9/0x10 [ 763.089154][T23143] dump_stack+0x1d8/0x2f8 [ 763.093457][ C0] __kmalloc+0x254/0x340 [ 763.097764][T23143] panic+0x29b/0x7d9 [ 763.102025][ C0] sk_prot_alloc+0xb0/0x290 [ 763.105852][T23143] ? __warn+0x126/0x230 [ 763.110346][ C0] sk_alloc+0x38/0x950 [ 763.114520][T23143] ? nmi_panic+0x97/0x97 [ 763.118562][ C0] nr_rx_frame+0xabc/0x1e40 [ 763.122790][T23143] ? __probe_kernel_read+0x14b/0x1a0 [ 763.122805][T23143] ? refcount_inc_checked+0x4b/0x50 [ 763.127285][ C0] nr_loopback_timer+0x6a/0x140 [ 763.132557][T23143] ? is_valid_bugaddr+0x81/0x100 [ 763.137721][ C0] call_timer_fn+0xec/0x200 [ 763.142553][T23143] __warn+0x22f/0x230 [ 763.147469][ C0] __run_timers+0x7cd/0x9c0 [ 763.151963][T23143] ? refcount_inc_checked+0x4b/0x50 [ 763.156088][ C0] run_timer_softirq+0x4a/0x90 [ 763.156103][ C0] __do_softirq+0x333/0x7c4 [ 763.160590][T23143] report_bug+0x190/0x290 [ 763.165877][ C0] [ 763.170632][T23143] ? refcount_inc_checked+0x4b/0x50 [ 763.175102][ C0] Freed by task 23150: [ 763.179420][T23143] do_error_trap+0xd7/0x440 [ 763.181728][ C0] __kasan_slab_free+0x12a/0x1e0 [ 763.186905][T23143] do_invalid_op+0x36/0x40 [ 763.190973][ C0] kasan_slab_free+0xe/0x10 [ 763.195456][T23143] ? refcount_inc_checked+0x4b/0x50 [ 763.200371][ C0] kfree+0x115/0x200 [ 763.204773][T23143] invalid_op+0x23/0x30 [ 763.209251][ C0] __sk_destruct+0x567/0x660 [ 763.209267][ C0] __sk_free+0x317/0x3e0 [ 763.214606][T23143] RIP: 0010:refcount_inc_checked+0x4b/0x50 [ 763.218474][ C0] sock_efree+0x60/0x80 [ 763.218488][ C0] skb_release_head_state+0x100/0x220 [ 763.222949][T23143] Code: 3d 1e af 93 05 01 75 08 e8 22 d9 10 fe 5b 5d c3 e8 1a d9 10 fe c6 05 08 af 93 05 01 48 c7 c7 c9 4b 88 88 31 c0 e8 05 ea e1 fd <0f> 0b eb df 90 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 e4 e0 [ 763.227610][ C0] __kfree_skb+0x25/0x170 [ 763.232320][T23143] RSP: 0018:ffff8880a4227cb8 EFLAGS: 00010246 [ 763.238202][ C0] kfree_skb+0x6f/0xb0 [ 763.242352][T23143] RAX: 254a51ffa9a5f300 RBX: ffff8880893ccec0 RCX: ffff88808bafe240 [ 763.247884][ C0] nr_accept+0x4ef/0x650 [ 763.269337][T23143] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 763.273662][ C0] __sys_accept4+0x5bc/0x9a0 [ 763.279923][T23143] RBP: ffff8880a4227cc0 R08: ffffffff816068e4 R09: ffffed1015d66088 [ 763.283984][ C0] __x64_sys_accept+0x7d/0x90 [ 763.292049][T23143] R10: ffffed1015d66088 R11: 0000000000000000 R12: dffffc0000000000 [ 763.297077][ C0] do_syscall_64+0xfe/0x140 [ 763.305136][T23143] R13: ffff888083930718 R14: ffff888083930598 R15: ffff8880893cce40 [ 763.305160][T23143] ? vprintk_emit+0x2d4/0x3a0 [ 763.309730][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 763.317685][T23143] ? refcount_inc_checked+0x4b/0x50 [ 763.322333][ C0] [ 763.322349][ C0] The buggy address belongs to the object at ffff8880893cce40 [ 763.322349][ C0] which belongs to the cache kmalloc-2k of size 2048 [ 763.330416][T23143] nr_release+0x59/0x390 [ 763.334897][ C0] The buggy address is located 128 bytes inside of [ 763.334897][ C0] 2048-byte region [ffff8880893cce40, ffff8880893cd640) [ 763.343118][T23143] sock_close+0xe1/0x260 [ 763.347757][ C0] The buggy address belongs to the page: [ 763.347771][ C0] page:ffffea000224f300 refcount:1 mapcount:0 mapping:ffff8880aa400e00 index:0x0 compound_mapcount: 0 [ 763.353660][T23143] ? sock_mmap+0xa0/0xa0 [ 763.358833][ C0] flags: 0x1fffc0000010200(slab|head) [ 763.361167][T23143] __fput+0x2e4/0x740 [ 763.375179][ C0] raw: 01fffc0000010200 ffffea0002924d08 ffffea00027f7288 ffff8880aa400e00 [ 763.379416][T23143] ____fput+0x15/0x20 [ 763.392748][ C0] raw: 0000000000000000 ffff8880893cc5c0 0000000100000003 0000000000000000 [ 763.396983][T23143] task_work_run+0x17e/0x1b0 [ 763.402588][ C0] page dumped because: kasan: bad access detected [ 763.413508][T23143] prepare_exit_to_usermode+0x459/0x580 [ 763.417715][ C0] [ 763.423255][T23143] syscall_return_slowpath+0x113/0x4a0 [ 763.427199][ C0] Memory state around the buggy address: [ 763.435772][T23143] do_syscall_64+0x126/0x140 [ 763.439722][ C0] ffff8880893ccd80: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc [ 763.448410][T23143] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 763.453128][ C0] ffff8880893cce00: fc fc fc fc fc fc fc fc fb fb fb fb fb fb fb fb [ 763.459524][T23143] RIP: 0033:0x407361 [ 763.465058][ C0] >ffff8880893cce80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 763.467384][T23143] Code: 75 14 b8 03 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 24 1a 00 00 c3 48 83 ec 08 e8 6a fc ff ff 48 89 04 24 b8 03 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 b3 fc ff ff 48 89 d0 48 83 c4 08 48 3d 01 [ 763.472815][ C0] ^ [ 763.478514][T23143] RSP: 002b:00007ffe6e2ab670 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 [ 763.483079][ C0] ffff8880893ccf00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 763.491121][T23143] RAX: 0000000000000000 RBX: 00007ffe6e2ab6d0 RCX: 0000000000407361 [ 763.496996][ C0] ffff8880893ccf80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 763.505159][T23143] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 763.509035][ C0] ================================================================== [ 763.517194][T23143] RBP: 0000000000000004 R08: 0000000000000000 R09: 0000000000000000 [ 763.536979][ C0] ------------[ cut here ]------------ [ 763.543027][T23143] R10: 00007ffe6e2ab6a0 R11: 0000000000000293 R12: 00000000006ddc30 [ 763.551565][ C0] ODEBUG: activate not available (active state 0) object type: timer_list hint: nr_heartbeat_expiry+0x0/0x420 [ 763.551768][ C0] WARNING: CPU: 0 PID: 0 at lib/debugobjects.c:484 debug_object_activate+0x33d/0x6f0 [ 763.559632][T23143] R13: 0000000000000064 R14: 0000000000000004 R15: 00000000006ddc3c [ 763.642717][ C0] Modules linked in: [ 763.646624][ C0] CPU: 0 PID: 0 Comm: swapper/0 Tainted: G B 5.3.0-rc2+ #56 [ 763.655194][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 763.665243][ C0] RIP: 0010:debug_object_activate+0x33d/0x6f0 [ 763.671294][ C0] Code: f7 e8 47 04 4a fe 4d 8b 06 48 c7 c7 ba 55 88 88 48 c7 c6 00 2d a1 88 48 c7 c2 c3 68 81 88 31 c9 49 89 d9 31 c0 e8 93 6a e0 fd <0f> 0b 48 ba 00 00 00 00 00 fc ff df ff 05 55 99 95 05 49 83 c6 20 [ 763.690884][ C0] RSP: 0018:ffff8880aea09928 EFLAGS: 00010046 [ 763.696936][ C0] RAX: ec91b22b9b388e00 RBX: ffffffff86dc4cc0 RCX: ffffffff88c75a00 [ 763.704897][ C0] RDX: 0000000000000102 RSI: 0000000000000102 RDI: 0000000000000000 [ 763.712872][ C0] RBP: ffff8880aea09970 R08: ffffffff816068e4 R09: fffffbfff119a975 [ 763.720829][ C0] R10: fffffbfff119a975 R11: 0000000000000000 R12: ffff888218471280 [ 763.728782][ C0] R13: 1ffff1104308e250 R14: ffffffff88cda040 R15: ffff8880893cd108 [ 763.736845][ C0] FS: 0000000000000000(0000) GS:ffff8880aea00000(0000) knlGS:0000000000000000 [ 763.745759][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 763.752323][ C0] CR2: 00007f5db7f62db8 CR3: 00000000a0178000 CR4: 00000000001406f0 [ 763.760386][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 763.768453][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 763.776412][ C0] Call Trace: [ 763.779771][ C0] [ 763.782619][ C0] __mod_timer+0x960/0x16e0 [ 763.787114][ C0] ? __kasan_report+0x1a3/0x1c0 [ 763.791960][ C0] ? mod_timer_pending+0x30/0x30 [ 763.796880][ C0] ? nr_rx_frame+0x1844/0x1e40 [ 763.801648][ C0] ? __asan_report_load4_noabort+0x14/0x20 [ 763.807439][ C0] ? refcount_inc_not_zero_checked+0xc3/0x280 [ 763.813497][ C0] ? __local_bh_enable_ip+0x13a/0x240 [ 763.818942][ C0] ? trace_irq_enable_rcuidle+0x23/0x1e0 [ 763.824770][ C0] mod_timer+0x1f/0x30 [ 763.828825][ C0] sk_reset_timer+0x22/0x50 [ 763.833316][ C0] nr_start_heartbeat+0x54/0x60 [ 763.838157][ C0] nr_rx_frame+0x184c/0x1e40 [ 763.842741][ C0] nr_loopback_timer+0x6a/0x140 [ 763.847573][ C0] ? nr_loopback_clear+0x30/0x30 [ 763.852497][ C0] call_timer_fn+0xec/0x200 [ 763.856997][ C0] ? __run_timers+0x9c0/0x9c0 [ 763.861665][ C0] ? trace_irq_enable_rcuidle+0x23/0x1e0 [ 763.867286][ C0] ? nr_loopback_clear+0x30/0x30 [ 763.872210][ C0] ? nr_loopback_clear+0x30/0x30 [ 763.877134][ C0] __run_timers+0x7cd/0x9c0 [ 763.881628][ C0] ? trace_timer_cancel+0x290/0x290 [ 763.886811][ C0] ? kvm_sched_clock_read+0x19/0x40 [ 763.891987][ C0] ? sched_clock+0x3a/0x40 [ 763.896392][ C0] ? sched_clock_cpu+0x1b/0x3b0 [ 763.901313][ C0] ? check_preemption_disabled+0x47/0x2a0 [ 763.907015][ C0] ? check_preemption_disabled+0x47/0x2a0 [ 763.912721][ C0] run_timer_softirq+0x4a/0x90 [ 763.917572][ C0] __do_softirq+0x333/0x7c4 [ 763.922073][ C0] ? irq_exit+0x227/0x230 [ 763.926393][ C0] irq_exit+0x227/0x230 [ 763.930535][ C0] smp_apic_timer_interrupt+0x113/0x280 [ 763.936086][ C0] apic_timer_interrupt+0xf/0x20 [ 763.941004][ C0] [ 763.943936][ C0] RIP: 0010:native_safe_halt+0xe/0x10 [ 763.949300][ C0] Code: 01 fa eb ae 89 d9 80 e1 07 80 c1 03 38 c1 7c ba 48 89 df e8 74 3b 01 fa eb b0 90 90 e9 07 00 00 00 0f 00 2d d6 36 51 00 fb f4 90 e9 07 00 00 00 0f 00 2d c6 36 51 00 f4 c3 90 90 55 48 89 e5 [ 763.969456][ C0] RSP: 0018:ffffffff88c07cd8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 763.977949][ C0] RAX: 1ffffffff11950f3 RBX: ffffffff88c75a00 RCX: dffffc0000000000 [ 763.985931][ C0] RDX: 0000000000000000 RSI: ffffffff812d2b3a RDI: ffffffff87b14d9a [ 763.993899][ C0] RBP: ffffffff88c07ce0 R08: ffffffff817d8974 R09: fffffbfff118eb41 [ 764.001948][ C0] R10: fffffbfff118eb41 R11: 0000000000000000 R12: 0000000000000000 [ 764.009919][ C0] R13: 1ffffffff118eb40 R14: dffffc0000000000 R15: dffffc0000000000 [ 764.017900][ C0] ? trace_hardirqs_on+0x34/0x80 [ 764.022830][ C0] ? arch_cpu_idle+0xa/0x10 [ 764.027335][ C0] ? default_idle+0x1a/0x70 [ 764.031916][ C0] ? default_idle+0x50/0x70 [ 764.036421][ C0] arch_cpu_idle+0xa/0x10 [ 764.040737][ C0] default_idle_call+0x59/0xa0 [ 764.045487][ C0] do_idle+0x180/0x780 [ 764.049544][ C0] ? check_preemption_disabled+0x3a/0x2a0 [ 764.055257][ C0] ? idle_inject_timer_fn+0x60/0x60 [ 764.060450][ C0] cpu_startup_entry+0x25/0x30 [ 764.065202][ C0] rest_init+0x29d/0x2b0 [ 764.069433][ C0] arch_call_rest_init+0xe/0x10 [ 764.074279][ C0] start_kernel+0x751/0x871 [ 764.078773][ C0] ? arch_call_rest_init+0x10/0x10 [ 764.083885][ C0] x86_64_start_reservations+0x18/0x2e [ 764.089509][ C0] x86_64_start_kernel+0x7a/0x7d [ 764.094438][ C0] secondary_startup_64+0xa4/0xb0 [ 764.099468][ C0] irq event stamp: 101048 [ 764.103809][ C0] hardirqs last enabled at (101047): [] tick_nohz_idle_exit+0x2bd/0x3a0 [ 764.113786][ C0] hardirqs last disabled at (101048): [] __schedule+0x121/0xcd0 [ 764.123091][ C0] softirqs last enabled at (100320): [] irq_exit+0x227/0x230 [ 764.132289][ C0] softirqs last disabled at (100307): [] irq_exit+0x227/0x230 [ 764.141294][ C0] ---[ end trace c1ceb269b6c91467 ]--- [ 764.147869][T23143] Kernel Offset: disabled [ 764.152200][T23143] Rebooting in 86400 seconds..