[....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 41.246662][ T26] kauditd_printk_skb: 15 callbacks suppressed [ 41.246666][ T26] audit: type=1800 audit(1569710254.527:29): pid=8403 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 [ 41.279680][ T26] audit: type=1800 audit(1569710254.537:30): pid=8403 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2423 res=0 Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 48.449306][ T8570] IPVS: ftp: loaded support on port[0] = 21 [ 48.822417][ T8559] can: request_module (can-proto-0) failed. [ 49.691441][ T8559] can: request_module (can-proto-0) failed. Warning: Permanently added '10.128.15.221' (ECDSA) to the list of known hosts. 2019/09/28 22:37:49 parsed 1 programs 2019/09/28 22:37:49 executed programs: 0 [ 56.473911][ T8646] IPVS: ftp: loaded support on port[0] = 21 [ 56.473920][ T8648] IPVS: ftp: loaded support on port[0] = 21 [ 56.487993][ T8651] IPVS: ftp: loaded support on port[0] = 21 [ 56.495272][ T8652] IPVS: ftp: loaded support on port[0] = 21 [ 56.531825][ T8654] IPVS: ftp: loaded support on port[0] = 21 [ 56.551499][ T8655] IPVS: ftp: loaded support on port[0] = 21 [ 56.589790][ T8648] chnl_net:caif_netlink_parms(): no params data found [ 56.615817][ T8648] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.623117][ T8648] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.630511][ T8648] device bridge_slave_0 entered promiscuous mode [ 56.644011][ T8648] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.651278][ T8648] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.658677][ T8648] device bridge_slave_1 entered promiscuous mode [ 56.673993][ T8648] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.684962][ T8648] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.715880][ T8652] chnl_net:caif_netlink_parms(): no params data found [ 56.730501][ T8648] team0: Port device team_slave_0 added [ 56.748304][ T8648] team0: Port device team_slave_1 added [ 56.785715][ T8646] chnl_net:caif_netlink_parms(): no params data found [ 56.810910][ T8652] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.818433][ T8652] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.825783][ T8652] device bridge_slave_0 entered promiscuous mode [ 56.835207][ T8652] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.842276][ T8652] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.849564][ T8652] device bridge_slave_1 entered promiscuous mode [ 56.863048][ T8654] chnl_net:caif_netlink_parms(): no params data found [ 56.928351][ T8648] device hsr_slave_0 entered promiscuous mode [ 56.967633][ T8648] device hsr_slave_1 entered promiscuous mode [ 57.007984][ T8651] chnl_net:caif_netlink_parms(): no params data found [ 57.041620][ T8652] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.062204][ T8651] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.069339][ T8651] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.076802][ T8651] device bridge_slave_0 entered promiscuous mode [ 57.083565][ T8646] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.090617][ T8646] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.097947][ T8646] device bridge_slave_0 entered promiscuous mode [ 57.105179][ T8652] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.115392][ T8654] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.122430][ T8654] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.129793][ T8654] device bridge_slave_0 entered promiscuous mode [ 57.148708][ T8651] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.155726][ T8651] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.163149][ T8651] device bridge_slave_1 entered promiscuous mode [ 57.170420][ T8646] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.178697][ T8646] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.185968][ T8646] device bridge_slave_1 entered promiscuous mode [ 57.198303][ T8654] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.205323][ T8654] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.212745][ T8654] device bridge_slave_1 entered promiscuous mode [ 57.223610][ T8655] chnl_net:caif_netlink_parms(): no params data found [ 57.242665][ T8651] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.260230][ T8646] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.269832][ T8652] team0: Port device team_slave_0 added [ 57.276101][ T8654] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.285648][ T8648] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.292704][ T8648] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.299997][ T8648] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.307066][ T8648] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.315598][ T8651] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.328421][ T8646] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.338009][ T8652] team0: Port device team_slave_1 added [ 57.344123][ T8654] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.373491][ T8654] team0: Port device team_slave_0 added [ 57.380463][ T8651] team0: Port device team_slave_0 added [ 57.386526][ T8654] team0: Port device team_slave_1 added [ 57.395636][ T8646] team0: Port device team_slave_0 added [ 57.401987][ T8646] team0: Port device team_slave_1 added [ 57.458541][ T8652] device hsr_slave_0 entered promiscuous mode [ 57.517057][ T8652] device hsr_slave_1 entered promiscuous mode [ 57.556956][ T8652] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.568367][ T8651] team0: Port device team_slave_1 added [ 57.618431][ T8654] device hsr_slave_0 entered promiscuous mode [ 57.657047][ T8654] device hsr_slave_1 entered promiscuous mode [ 57.696829][ T8654] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.704813][ T8655] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.712006][ T8655] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.719659][ T8655] device bridge_slave_0 entered promiscuous mode [ 57.777861][ T8651] device hsr_slave_0 entered promiscuous mode [ 57.816982][ T8651] device hsr_slave_1 entered promiscuous mode [ 57.856795][ T8651] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.867368][ T3605] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.874617][ T3605] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.928434][ T8646] device hsr_slave_0 entered promiscuous mode [ 57.976973][ T8646] device hsr_slave_1 entered promiscuous mode [ 58.016831][ T8646] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.024395][ T8655] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.031587][ T8655] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.039169][ T8655] device bridge_slave_1 entered promiscuous mode [ 58.063995][ T8655] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.073831][ T8655] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.087906][ T8648] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.104953][ T8655] team0: Port device team_slave_0 added [ 58.116796][ T8648] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.125833][ T8655] team0: Port device team_slave_1 added [ 58.132135][ T3605] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.140075][ T3605] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.147686][ T3605] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.155916][ T3605] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.164073][ T3605] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.171109][ T3605] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.206180][ T8648] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 58.217796][ T8648] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 58.231603][ T8652] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.278510][ T8655] device hsr_slave_0 entered promiscuous mode [ 58.317031][ T8655] device hsr_slave_1 entered promiscuous mode [ 58.367022][ T8655] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.377791][ T3605] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 58.386098][ T3605] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.394547][ T3605] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.401577][ T3605] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.409292][ T3605] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 58.417573][ T3605] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 58.425687][ T3605] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 58.433952][ T3605] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 58.442074][ T3605] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 58.450532][ T3605] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 58.458577][ T3605] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 58.466545][ T3605] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 58.474565][ T3605] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 58.482540][ T3605] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 58.490819][ T3605] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 58.498287][ T3605] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 58.509900][ T8654] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.519861][ T8652] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.531344][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.538795][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.546415][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.555149][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.563843][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.570987][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.578414][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 58.586652][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.594838][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.601858][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.609297][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 58.618331][ T8651] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.632854][ T8654] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.643540][ T8648] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 58.652047][ T2921] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 58.662074][ T2921] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.670347][ T2921] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.677959][ T2921] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 58.693644][ T8652] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 58.704417][ T8652] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 58.719284][ T8651] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.728083][ T3605] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 58.736408][ T3605] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 58.744696][ T3605] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 58.753069][ T3605] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 58.761117][ T3605] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 58.769091][ T3605] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 58.777140][ T3605] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 58.785634][ T3605] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.793925][ T3605] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.802199][ T3605] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.809292][ T3605] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.816606][ T3605] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.824453][ T3605] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.831970][ T3605] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 58.840423][ T3605] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.848671][ T3605] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.856038][ T3605] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.863405][ T3605] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 58.871733][ T3605] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 58.879370][ T3605] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 58.887077][ T3605] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 58.904428][ T8652] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 58.925477][ T8654] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 58.936619][ T8654] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 58.957198][ T8578] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.966432][ T8578] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.980749][ T8578] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.987815][ T8578] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.995735][ T8578] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.003949][ T8578] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.012488][ T8578] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.020660][ T8578] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.027696][ T8578] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.035111][ T8578] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.043589][ T8578] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.051650][ T8578] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.059908][ T8578] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.068407][ T8578] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.076421][ T8578] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.084889][ T8578] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.093101][ T8578] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.101187][ T8578] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.109518][ T8578] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.117624][ T8578] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.125213][ T8578] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.132669][ T8578] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.148296][ T8654] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 59.159259][ T8655] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.170639][ T8646] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.178354][ T8578] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.188824][ T8578] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.197172][ T8578] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.205334][ T8578] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.213532][ T8578] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.221711][ T8578] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.229874][ T8578] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.237961][ T8578] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.246617][ T8651] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.261808][ T8578] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.270874][ T8578] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.279222][ T8578] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.289783][ T8655] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.306709][ T8646] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.314112][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.322928][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.339539][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.346570][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.354825][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.363204][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.371585][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.378666][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.386045][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.394639][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.402171][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.418512][ T8651] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 59.428626][ T8655] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 59.439591][ T8655] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 59.462772][ T8578] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.470976][ T8578] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.479436][ T8578] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.487894][ T8578] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.496611][ T8578] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.505084][ T8578] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.513866][ T8578] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.521912][ T8578] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.529930][ T8578] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.538790][ T8578] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.547047][ T8578] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.554099][ T8578] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.561559][ T8578] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.570037][ T8578] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.578367][ T8578] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.585377][ T8578] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.592756][ T8578] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.600989][ T8578] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.609184][ T8578] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.617237][ T8578] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.625439][ T8578] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.632996][ T8578] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.640635][ T8578] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.654852][ T8655] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 59.666815][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.675146][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.684510][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.693029][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.701664][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.710717][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.719293][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.727364][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.735525][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.745383][ T8646] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.767168][ T8671] block nbd2: shutting down sockets [ 59.781010][ T8646] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.134346][ T8682] block nbd0: shutting down sockets [ 60.253284][ T8689] block nbd3: shutting down sockets [ 60.557713][ T8700] block nbd4: shutting down sockets [ 60.624694][ T8714] block nbd5: shutting down sockets [ 60.640641][ T8717] block nbd1: shutting down sockets [ 223.316856][ T1056] INFO: task syz-executor.2:8671 blocked for more than 143 seconds. [ 223.324901][ T1056] Not tainted 5.3.0-rc3+ #0 [ 223.329949][ T1056] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 223.338622][ T1056] syz-executor.2 D27760 8671 8648 0x00004004 [ 223.344926][ T1056] Call Trace: [ 223.348218][ T1056] __schedule+0x713/0x1520 [ 223.352627][ T1056] ? __sched_text_start+0x8/0x8 [ 223.357479][ T1056] ? mark_held_locks+0x130/0x130 [ 223.362394][ T1056] ? irq_work_queue+0x34/0x50 [ 223.367063][ T1056] schedule+0x8f/0x260 [ 223.372068][ T1056] schedule_timeout+0x5c4/0xad0 [ 223.376920][ T1056] ? __kasan_check_read+0x11/0x20 [ 223.381921][ T1056] ? usleep_range+0x130/0x130 [ 223.386565][ T1056] ? wait_for_completion+0x283/0x460 [ 223.391855][ T1056] ? lock_downgrade+0x900/0x900 [ 223.396678][ T1056] ? __kasan_check_write+0x14/0x20 [ 223.401789][ T1056] ? do_raw_spin_lock+0x123/0x2d0 [ 223.407782][ T1056] ? rwlock_bug.part.2+0x90/0x90 [ 223.412692][ T1056] ? lock_acquire+0x194/0x410 [ 223.417362][ T1056] ? wait_for_completion+0x90/0x460 [ 223.422535][ T1056] ? _raw_spin_unlock_irq+0x27/0x80 [ 223.427729][ T1056] ? trace_hardirqs_on+0x28/0x1a0 [ 223.432725][ T1056] ? __kasan_check_read+0x11/0x20 [ 223.437776][ T1056] wait_for_completion+0x28b/0x460 [ 223.442867][ T1056] ? wait_for_completion_interruptible+0x4b0/0x4b0 [ 223.449372][ T1056] ? wake_up_q+0xf0/0xf0 [ 223.453603][ T1056] ? flush_workqueue_prep_pwqs+0x364/0x460 [ 223.459410][ T1056] flush_workqueue+0x35d/0x13c0 [ 223.464235][ T1056] ? pwq_unbound_release_workfn+0x2b0/0x2b0 [ 223.470135][ T1056] ? wait_for_completion+0x460/0x460 [ 223.475399][ T1056] ? sock_shutdown.cold.36+0x37/0x43 [ 223.481729][ T1056] nbd_ioctl+0x975/0xb40 [ 223.485964][ T1056] ? nbd_ioctl+0x975/0xb40 [ 223.490474][ T1056] ? nbd_release+0x120/0x120 [ 223.496125][ T1056] ? finish_wait+0x290/0x290 [ 223.500725][ T1056] ? lock_downgrade+0x900/0x900 [ 223.505731][ T1056] blkdev_ioctl+0x9aa/0x1840 [ 223.510326][ T1056] ? blkpg_ioctl+0x900/0x900 [ 223.514895][ T1056] ? tomoyo_path_number_perm+0x218/0x4c0 [ 223.520541][ T1056] ? tomoyo_execute_permission+0x460/0x460 [ 223.526330][ T1056] ? __kasan_check_read+0x11/0x20 [ 223.531391][ T1056] block_ioctl+0xd7/0x130 [ 223.535703][ T1056] do_vfs_ioctl+0x196/0x1150 [ 223.540299][ T1056] ? ioctl_preallocate+0x1c0/0x1c0 [ 223.545393][ T1056] ? __fget+0x2b1/0x420 [ 223.549549][ T1056] ? ksys_dup3+0x2e0/0x2e0 [ 223.553962][ T1056] ? put_timespec64+0xa9/0x100 [ 223.558722][ T1056] ? nsecs_to_jiffies+0x20/0x20 [ 223.563550][ T1056] ? tomoyo_file_ioctl+0x14/0x20 [ 223.568483][ T1056] ksys_ioctl+0x62/0x90 [ 223.572614][ T1056] ? trace_hardirqs_off_caller+0x49/0x190 [ 223.578332][ T1056] __x64_sys_ioctl+0x6e/0xb0 [ 223.582899][ T1056] do_syscall_64+0xd0/0x540 [ 223.587402][ T1056] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 223.593269][ T1056] RIP: 0033:0x459a29 [ 223.597169][ T1056] Code: fa ff 48 8b 44 24 10 48 8b 4c 24 30 48 8d 91 d0 10 00 00 48 89 14 24 48 89 44 24 08 48 c7 44 24 10 02 00 00 00 e8 57 d8 fa ff <48> 8b 44 24 18 48 8b 4c 24 30 48 81 c1 d8 10 00 00 48 89 0c 24 48 [ 223.616771][ T1056] RSP: 002b:00007fcbcad83c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 223.625150][ T1056] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 0000000000459a29 [ 223.633118][ T1056] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000004 [ 223.641086][ T1056] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 223.649051][ T1056] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcbcad846d4 [ 223.657014][ T1056] R13: 00000000004c333c R14: 00000000004d6c60 R15: 00000000ffffffff [ 223.665922][ T1056] INFO: task syz-executor.0:8682 blocked for more than 143 seconds. [ 223.673888][ T1056] Not tainted 5.3.0-rc3+ #0 [ 223.678897][ T1056] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 223.687577][ T1056] syz-executor.0 D27760 8682 8652 0x00004004 [ 223.693886][ T1056] Call Trace: [ 223.697177][ T1056] __schedule+0x713/0x1520 [ 223.701590][ T1056] ? __sched_text_start+0x8/0x8 [ 223.706419][ T1056] ? mark_held_locks+0x130/0x130 [ 223.711356][ T1056] ? irq_work_queue+0x34/0x50 [ 223.716010][ T1056] schedule+0x8f/0x260 [ 223.720078][ T1056] schedule_timeout+0x5c4/0xad0 [ 223.724903][ T1056] ? __kasan_check_read+0x11/0x20 [ 223.729919][ T1056] ? usleep_range+0x130/0x130 [ 223.734571][ T1056] ? wait_for_completion+0x283/0x460 [ 223.739866][ T1056] ? lock_downgrade+0x900/0x900 [ 223.744691][ T1056] ? __kasan_check_write+0x14/0x20 [ 223.749792][ T1056] ? do_raw_spin_lock+0x123/0x2d0 [ 223.754791][ T1056] ? rwlock_bug.part.2+0x90/0x90 [ 223.759722][ T1056] ? lock_acquire+0x194/0x410 [ 223.764371][ T1056] ? wait_for_completion+0x90/0x460 [ 223.769563][ T1056] ? _raw_spin_unlock_irq+0x27/0x80 [ 223.774739][ T1056] ? trace_hardirqs_on+0x28/0x1a0 [ 223.779759][ T1056] ? __kasan_check_read+0x11/0x20 [ 223.784762][ T1056] wait_for_completion+0x28b/0x460 [ 223.789866][ T1056] ? wait_for_completion_interruptible+0x4b0/0x4b0 [ 223.796343][ T1056] ? wake_up_q+0xf0/0xf0 [ 223.800601][ T1056] ? flush_workqueue_prep_pwqs+0x364/0x460 [ 223.806403][ T1056] flush_workqueue+0x35d/0x13c0 [ 223.811251][ T1056] ? pwq_unbound_release_workfn+0x2b0/0x2b0 [ 223.817150][ T1056] ? wait_for_completion+0x460/0x460 [ 223.822428][ T1056] ? sock_shutdown.cold.36+0x37/0x43 [ 223.827711][ T1056] nbd_ioctl+0x975/0xb40 [ 223.831936][ T1056] ? nbd_ioctl+0x975/0xb40 [ 223.836320][ T1056] ? nbd_release+0x120/0x120 [ 223.841100][ T1056] ? finish_wait+0x290/0x290 [ 223.845686][ T1056] ? lock_downgrade+0x900/0x900 [ 223.850566][ T1056] blkdev_ioctl+0x9aa/0x1840 [ 223.855135][ T1056] ? blkpg_ioctl+0x900/0x900 [ 223.859731][ T1056] ? tomoyo_path_number_perm+0x218/0x4c0 [ 223.865342][ T1056] ? tomoyo_execute_permission+0x460/0x460 [ 223.871151][ T1056] ? __kasan_check_read+0x11/0x20 [ 223.876152][ T1056] block_ioctl+0xd7/0x130 [ 223.880517][ T1056] do_vfs_ioctl+0x196/0x1150 [ 223.885085][ T1056] ? ioctl_preallocate+0x1c0/0x1c0 [ 223.890203][ T1056] ? __fget+0x2b1/0x420 [ 223.894337][ T1056] ? ksys_dup3+0x2e0/0x2e0 [ 223.898748][ T1056] ? put_timespec64+0xa9/0x100 [ 223.903485][ T1056] ? nsecs_to_jiffies+0x20/0x20 [ 223.908337][ T1056] ? tomoyo_file_ioctl+0x14/0x20 [ 223.913267][ T1056] ksys_ioctl+0x62/0x90 [ 223.917435][ T1056] ? trace_hardirqs_off_caller+0x49/0x190 [ 223.923221][ T1056] __x64_sys_ioctl+0x6e/0xb0 [ 223.927816][ T1056] do_syscall_64+0xd0/0x540 [ 223.932292][ T1056] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 223.939147][ T1056] RIP: 0033:0x459a29 [ 223.943104][ T1056] Code: fa ff 48 8b 44 24 10 48 8b 4c 24 30 48 8d 91 d0 10 00 00 48 89 14 24 48 89 44 24 08 48 c7 44 24 10 02 00 00 00 e8 57 d8 fa ff <48> 8b 44 24 18 48 8b 4c 24 30 48 81 c1 d8 10 00 00 48 89 0c 24 48 [ 223.962836][ T1056] RSP: 002b:00007f4a37daac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 223.971275][ T1056] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 0000000000459a29 [ 223.979241][ T1056] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000004 [ 223.987235][ T1056] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 223.995196][ T1056] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4a37dab6d4 [ 224.003185][ T1056] R13: 00000000004c333c R14: 00000000004d6c60 R15: 00000000ffffffff [ 224.011206][ T1056] INFO: task syz-executor.3:8689 blocked for more than 144 seconds. [ 224.019193][ T1056] Not tainted 5.3.0-rc3+ #0 [ 224.024190][ T1056] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 224.032864][ T1056] syz-executor.3 D27760 8689 8654 0x00004004 [ 224.039198][ T1056] Call Trace: [ 224.042461][ T1056] __schedule+0x713/0x1520 [ 224.046876][ T1056] ? __sched_text_start+0x8/0x8 [ 224.051709][ T1056] ? mark_held_locks+0x130/0x130 [ 224.056715][ T1056] ? irq_work_queue+0x34/0x50 [ 224.061421][ T1056] schedule+0x8f/0x260 [ 224.065459][ T1056] schedule_timeout+0x5c4/0xad0 [ 224.070309][ T1056] ? __kasan_check_read+0x11/0x20 [ 224.075308][ T1056] ? usleep_range+0x130/0x130 [ 224.080007][ T1056] ? wait_for_completion+0x283/0x460 [ 224.085268][ T1056] ? lock_downgrade+0x900/0x900 [ 224.090113][ T1056] ? __kasan_check_write+0x14/0x20 [ 224.095210][ T1056] ? do_raw_spin_lock+0x123/0x2d0 [ 224.100235][ T1056] ? rwlock_bug.part.2+0x90/0x90 [ 224.105230][ T1056] ? lock_acquire+0x194/0x410 [ 224.109899][ T1056] ? wait_for_completion+0x90/0x460 [ 224.115072][ T1056] ? _raw_spin_unlock_irq+0x27/0x80 [ 224.120284][ T1056] ? trace_hardirqs_on+0x28/0x1a0 [ 224.125298][ T1056] ? __kasan_check_read+0x11/0x20 [ 224.130317][ T1056] wait_for_completion+0x28b/0x460 [ 224.135404][ T1056] ? wait_for_completion_interruptible+0x4b0/0x4b0 [ 224.141903][ T1056] ? wake_up_q+0xf0/0xf0 [ 224.146137][ T1056] ? flush_workqueue_prep_pwqs+0x364/0x460 [ 224.151941][ T1056] flush_workqueue+0x35d/0x13c0 [ 224.156798][ T1056] ? pwq_unbound_release_workfn+0x2b0/0x2b0 [ 224.162662][ T1056] ? wait_for_completion+0x460/0x460 [ 224.167947][ T1056] ? sock_shutdown.cold.36+0x37/0x43 [ 224.173208][ T1056] nbd_ioctl+0x975/0xb40 [ 224.177442][ T1056] ? nbd_ioctl+0x975/0xb40 [ 224.181833][ T1056] ? nbd_release+0x120/0x120 [ 224.186513][ T1056] ? finish_wait+0x290/0x290 [ 224.191113][ T1056] ? lock_downgrade+0x900/0x900 [ 224.195967][ T1056] blkdev_ioctl+0x9aa/0x1840 [ 224.200566][ T1056] ? blkpg_ioctl+0x900/0x900 [ 224.205143][ T1056] ? tomoyo_path_number_perm+0x218/0x4c0 [ 224.210780][ T1056] ? tomoyo_execute_permission+0x460/0x460 [ 224.216590][ T1056] ? __kasan_check_read+0x11/0x20 [ 224.221630][ T1056] block_ioctl+0xd7/0x130 [ 224.225943][ T1056] do_vfs_ioctl+0x196/0x1150 [ 224.230538][ T1056] ? ioctl_preallocate+0x1c0/0x1c0 [ 224.235630][ T1056] ? __fget+0x2b1/0x420 [ 224.239792][ T1056] ? ksys_dup3+0x2e0/0x2e0 [ 224.244203][ T1056] ? put_timespec64+0xa9/0x100 [ 224.248965][ T1056] ? nsecs_to_jiffies+0x20/0x20 [ 224.253790][ T1056] ? tomoyo_file_ioctl+0x14/0x20 [ 224.258731][ T1056] ksys_ioctl+0x62/0x90 [ 224.262864][ T1056] ? trace_hardirqs_off_caller+0x49/0x190 [ 224.268574][ T1056] __x64_sys_ioctl+0x6e/0xb0 [ 224.273141][ T1056] do_syscall_64+0xd0/0x540 [ 224.277650][ T1056] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 224.283523][ T1056] RIP: 0033:0x459a29 [ 224.287427][ T1056] Code: fa ff 48 8b 44 24 10 48 8b 4c 24 30 48 8d 91 d0 10 00 00 48 89 14 24 48 89 44 24 08 48 c7 44 24 10 02 00 00 00 e8 57 d8 fa ff <48> 8b 44 24 18 48 8b 4c 24 30 48 81 c1 d8 10 00 00 48 89 0c 24 48 [ 224.307051][ T1056] RSP: 002b:00007f1da422ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 224.315452][ T1056] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 0000000000459a29 [ 224.323428][ T1056] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000004 [ 224.331397][ T1056] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 224.339488][ T1056] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1da422b6d4 [ 224.347452][ T1056] R13: 00000000004c333c R14: 00000000004d6c60 R15: 00000000ffffffff [ 224.355414][ T1056] INFO: task syz-executor.4:8700 blocked for more than 144 seconds. [ 224.363458][ T1056] Not tainted 5.3.0-rc3+ #0 [ 224.368474][ T1056] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 224.377145][ T1056] syz-executor.4 D27760 8700 8651 0x00004004 [ 224.383468][ T1056] Call Trace: [ 224.386774][ T1056] __schedule+0x713/0x1520 [ 224.391188][ T1056] ? __sched_text_start+0x8/0x8 [ 224.396008][ T1056] ? mark_held_locks+0x130/0x130 [ 224.400946][ T1056] ? irq_work_queue+0x34/0x50 [ 224.405597][ T1056] schedule+0x8f/0x260 [ 224.409671][ T1056] schedule_timeout+0x5c4/0xad0 [ 224.414496][ T1056] ? __kasan_check_read+0x11/0x20 [ 224.419529][ T1056] ? usleep_range+0x130/0x130 [ 224.424181][ T1056] ? wait_for_completion+0x283/0x460 [ 224.429464][ T1056] ? lock_downgrade+0x900/0x900 [ 224.434299][ T1056] ? __kasan_check_write+0x14/0x20 [ 224.439669][ T1056] ? do_raw_spin_lock+0x123/0x2d0 [ 224.444674][ T1056] ? rwlock_bug.part.2+0x90/0x90 [ 224.449627][ T1056] ? lock_acquire+0x194/0x410 [ 224.454281][ T1056] ? wait_for_completion+0x90/0x460 [ 224.459471][ T1056] ? _raw_spin_unlock_irq+0x27/0x80 [ 224.464662][ T1056] ? trace_hardirqs_on+0x28/0x1a0 [ 224.469681][ T1056] ? __kasan_check_read+0x11/0x20 [ 224.474682][ T1056] wait_for_completion+0x28b/0x460 [ 224.480741][ T1056] ? wait_for_completion_interruptible+0x4b0/0x4b0 [ 224.487246][ T1056] ? wake_up_q+0xf0/0xf0 [ 224.491463][ T1056] ? flush_workqueue_prep_pwqs+0x364/0x460 [ 224.497256][ T1056] flush_workqueue+0x35d/0x13c0 [ 224.502146][ T1056] ? pwq_unbound_release_workfn+0x2b0/0x2b0 [ 224.508059][ T1056] ? wait_for_completion+0x460/0x460 [ 224.513366][ T1056] ? sock_shutdown.cold.36+0x37/0x43 [ 224.519098][ T1056] nbd_ioctl+0x975/0xb40 [ 224.523322][ T1056] ? nbd_ioctl+0x975/0xb40 [ 224.527746][ T1056] ? nbd_release+0x120/0x120 [ 224.532317][ T1056] ? finish_wait+0x290/0x290 [ 224.536906][ T1056] ? lock_downgrade+0x900/0x900 [ 224.541754][ T1056] blkdev_ioctl+0x9aa/0x1840 [ 224.546310][ T1056] ? blkpg_ioctl+0x900/0x900 [ 224.550915][ T1056] ? tomoyo_path_number_perm+0x218/0x4c0 [ 224.556554][ T1056] ? tomoyo_execute_permission+0x460/0x460 [ 224.562358][ T1056] ? __kasan_check_read+0x11/0x20 [ 224.567390][ T1056] block_ioctl+0xd7/0x130 [ 224.571706][ T1056] do_vfs_ioctl+0x196/0x1150 [ 224.576262][ T1056] ? ioctl_preallocate+0x1c0/0x1c0 [ 224.581369][ T1056] ? __fget+0x2b1/0x420 [ 224.585517][ T1056] ? ksys_dup3+0x2e0/0x2e0 [ 224.589941][ T1056] ? put_timespec64+0xa9/0x100 [ 224.594693][ T1056] ? nsecs_to_jiffies+0x20/0x20 [ 224.599562][ T1056] ? tomoyo_file_ioctl+0x14/0x20 [ 224.604488][ T1056] ksys_ioctl+0x62/0x90 [ 224.609639][ T1056] ? trace_hardirqs_off_caller+0x49/0x190 [ 224.615342][ T1056] __x64_sys_ioctl+0x6e/0xb0 [ 224.619944][ T1056] do_syscall_64+0xd0/0x540 [ 224.624450][ T1056] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 224.630372][ T1056] RIP: 0033:0x459a29 [ 224.634244][ T1056] Code: fa ff 48 8b 44 24 10 48 8b 4c 24 30 48 8d 91 d0 10 00 00 48 89 14 24 48 89 44 24 08 48 c7 44 24 10 02 00 00 00 e8 57 d8 fa ff <48> 8b 44 24 18 48 8b 4c 24 30 48 81 c1 d8 10 00 00 48 89 0c 24 48 [ 224.653868][ T1056] RSP: 002b:00007fe7de916c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 224.662288][ T1056] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 0000000000459a29 [ 224.670690][ T1056] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000004 [ 224.678662][ T1056] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 224.687584][ T1056] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fe7de9176d4 [ 224.695531][ T1056] R13: 00000000004c333c R14: 00000000004d6c60 R15: 00000000ffffffff [ 224.703952][ T1056] INFO: task syz-executor.5:8714 blocked for more than 144 seconds. [ 224.711922][ T1056] Not tainted 5.3.0-rc3+ #0 [ 224.716937][ T1056] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 224.725581][ T1056] syz-executor.5 D27760 8714 8655 0x00004004 [ 224.731916][ T1056] Call Trace: [ 224.735210][ T1056] __schedule+0x713/0x1520 [ 224.739617][ T1056] ? __sched_text_start+0x8/0x8 [ 224.744443][ T1056] ? mark_held_locks+0x130/0x130 [ 224.749384][ T1056] ? irq_work_queue+0x34/0x50 [ 224.754037][ T1056] schedule+0x8f/0x260 [ 224.759069][ T1056] schedule_timeout+0x5c4/0xad0 [ 224.763895][ T1056] ? __kasan_check_read+0x11/0x20 [ 224.768915][ T1056] ? usleep_range+0x130/0x130 [ 224.773566][ T1056] ? wait_for_completion+0x283/0x460 [ 224.778839][ T1056] ? lock_downgrade+0x900/0x900 [ 224.783660][ T1056] ? __kasan_check_write+0x14/0x20 [ 224.788767][ T1056] ? do_raw_spin_lock+0x123/0x2d0 [ 224.793788][ T1056] ? rwlock_bug.part.2+0x90/0x90 [ 224.799669][ T1056] ? lock_acquire+0x194/0x410 [ 224.804319][ T1056] ? wait_for_completion+0x90/0x460 [ 224.809529][ T1056] ? _raw_spin_unlock_irq+0x27/0x80 [ 224.814703][ T1056] ? trace_hardirqs_on+0x28/0x1a0 [ 224.819730][ T1056] ? __kasan_check_read+0x11/0x20 [ 224.824732][ T1056] wait_for_completion+0x28b/0x460 [ 224.829856][ T1056] ? wait_for_completion_interruptible+0x4b0/0x4b0 [ 224.836332][ T1056] ? wake_up_q+0xf0/0xf0 [ 224.840601][ T1056] ? flush_workqueue_prep_pwqs+0x364/0x460 [ 224.846388][ T1056] flush_workqueue+0x35d/0x13c0 [ 224.851250][ T1056] ? pwq_unbound_release_workfn+0x2b0/0x2b0 [ 224.857135][ T1056] ? wait_for_completion+0x460/0x460 [ 224.862405][ T1056] ? sock_shutdown.cold.36+0x37/0x43 [ 224.867697][ T1056] nbd_ioctl+0x975/0xb40 [ 224.872025][ T1056] ? nbd_ioctl+0x975/0xb40 [ 224.876410][ T1056] ? nbd_release+0x120/0x120 [ 224.881001][ T1056] ? finish_wait+0x290/0x290 [ 224.885569][ T1056] ? lock_downgrade+0x900/0x900 [ 224.890423][ T1056] blkdev_ioctl+0x9aa/0x1840 [ 224.894990][ T1056] ? blkpg_ioctl+0x900/0x900 [ 224.899578][ T1056] ? tomoyo_path_number_perm+0x218/0x4c0 [ 224.905207][ T1056] ? tomoyo_execute_permission+0x460/0x460 [ 224.911012][ T1056] ? __kasan_check_read+0x11/0x20 [ 224.916023][ T1056] block_ioctl+0xd7/0x130 [ 224.920395][ T1056] do_vfs_ioctl+0x196/0x1150 [ 224.924966][ T1056] ? ioctl_preallocate+0x1c0/0x1c0 [ 224.930074][ T1056] ? __fget+0x2b1/0x420 [ 224.934208][ T1056] ? ksys_dup3+0x2e0/0x2e0 [ 224.938612][ T1056] ? put_timespec64+0xa9/0x100 [ 224.943347][ T1056] ? nsecs_to_jiffies+0x20/0x20 [ 224.948195][ T1056] ? tomoyo_file_ioctl+0x14/0x20 [ 224.953111][ T1056] ksys_ioctl+0x62/0x90 [ 224.957266][ T1056] ? trace_hardirqs_off_caller+0x49/0x190 [ 224.962970][ T1056] __x64_sys_ioctl+0x6e/0xb0 [ 224.967564][ T1056] do_syscall_64+0xd0/0x540 [ 224.972040][ T1056] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 224.978878][ T1056] RIP: 0033:0x459a29 [ 224.982745][ T1056] Code: fa ff 48 8b 44 24 10 48 8b 4c 24 30 48 8d 91 d0 10 00 00 48 89 14 24 48 89 44 24 08 48 c7 44 24 10 02 00 00 00 e8 57 d8 fa ff <48> 8b 44 24 18 48 8b 4c 24 30 48 81 c1 d8 10 00 00 48 89 0c 24 48 [ 225.002459][ T1056] RSP: 002b:00007f1a7f3bdc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 225.010906][ T1056] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 0000000000459a29 [ 225.018879][ T1056] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000004 [ 225.026849][ T1056] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 225.034790][ T1056] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1a7f3be6d4 [ 225.043031][ T1056] R13: 00000000004c333c R14: 00000000004d6c60 R15: 00000000ffffffff [ 225.051007][ T1056] INFO: task syz-executor.1:8717 blocked for more than 145 seconds. [ 225.058995][ T1056] Not tainted 5.3.0-rc3+ #0 [ 225.064003][ T1056] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 225.072662][ T1056] syz-executor.1 D27760 8717 8646 0x00004004 [ 225.078983][ T1056] Call Trace: [ 225.082244][ T1056] __schedule+0x713/0x1520 [ 225.086627][ T1056] ? __sched_text_start+0x8/0x8 [ 225.091483][ T1056] ? mark_held_locks+0x130/0x130 [ 225.096398][ T1056] ? irq_work_queue+0x34/0x50 [ 225.101075][ T1056] schedule+0x8f/0x260 [ 225.105122][ T1056] schedule_timeout+0x5c4/0xad0 [ 225.109964][ T1056] ? __kasan_check_read+0x11/0x20 [ 225.114965][ T1056] ? usleep_range+0x130/0x130 [ 225.120596][ T1056] ? wait_for_completion+0x283/0x460 [ 225.125854][ T1056] ? lock_downgrade+0x900/0x900 [ 225.130714][ T1056] ? __kasan_check_write+0x14/0x20 [ 225.135802][ T1056] ? do_raw_spin_lock+0x123/0x2d0 [ 225.140826][ T1056] ? rwlock_bug.part.2+0x90/0x90 [ 225.145740][ T1056] ? lock_acquire+0x194/0x410 [ 225.150414][ T1056] ? wait_for_completion+0x90/0x460 [ 225.155592][ T1056] ? _raw_spin_unlock_irq+0x27/0x80 [ 225.160795][ T1056] ? trace_hardirqs_on+0x28/0x1a0 [ 225.165793][ T1056] ? __kasan_check_read+0x11/0x20 [ 225.170828][ T1056] wait_for_completion+0x28b/0x460 [ 225.175914][ T1056] ? wait_for_completion_interruptible+0x4b0/0x4b0 [ 225.182415][ T1056] ? wake_up_q+0xf0/0xf0 [ 225.186633][ T1056] ? flush_workqueue_prep_pwqs+0x364/0x460 [ 225.193389][ T1056] flush_workqueue+0x35d/0x13c0 [ 225.198246][ T1056] ? pwq_unbound_release_workfn+0x2b0/0x2b0 [ 225.204105][ T1056] ? wait_for_completion+0x460/0x460 [ 225.209385][ T1056] ? sock_shutdown.cold.36+0x37/0x43 [ 225.214646][ T1056] nbd_ioctl+0x975/0xb40 [ 225.218897][ T1056] ? nbd_ioctl+0x975/0xb40 [ 225.223288][ T1056] ? nbd_release+0x120/0x120 [ 225.227877][ T1056] ? finish_wait+0x290/0x290 [ 225.232442][ T1056] ? lock_downgrade+0x900/0x900 [ 225.237393][ T1056] blkdev_ioctl+0x9aa/0x1840 [ 225.241969][ T1056] ? blkpg_ioctl+0x900/0x900 [ 225.246537][ T1056] ? tomoyo_path_number_perm+0x218/0x4c0 [ 225.252164][ T1056] ? tomoyo_execute_permission+0x460/0x460 [ 225.257979][ T1056] ? __kasan_check_read+0x11/0x20 [ 225.262983][ T1056] block_ioctl+0xd7/0x130 [ 225.267314][ T1056] do_vfs_ioctl+0x196/0x1150 [ 225.271881][ T1056] ? ioctl_preallocate+0x1c0/0x1c0 [ 225.276995][ T1056] ? __fget+0x2b1/0x420 [ 225.281142][ T1056] ? ksys_dup3+0x2e0/0x2e0 [ 225.285523][ T1056] ? put_timespec64+0xa9/0x100 [ 225.290278][ T1056] ? nsecs_to_jiffies+0x20/0x20 [ 225.295891][ T1056] ? tomoyo_file_ioctl+0x14/0x20 [ 225.300841][ T1056] ksys_ioctl+0x62/0x90 [ 225.304984][ T1056] ? trace_hardirqs_off_caller+0x49/0x190 [ 225.310694][ T1056] __x64_sys_ioctl+0x6e/0xb0 [ 225.315261][ T1056] do_syscall_64+0xd0/0x540 [ 225.319763][ T1056] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 225.325629][ T1056] RIP: 0033:0x459a29 [ 225.329533][ T1056] Code: fa ff 48 8b 44 24 10 48 8b 4c 24 30 48 8d 91 d0 10 00 00 48 89 14 24 48 89 44 24 08 48 c7 44 24 10 02 00 00 00 e8 57 d8 fa ff <48> 8b 44 24 18 48 8b 4c 24 30 48 81 c1 d8 10 00 00 48 89 0c 24 48 [ 225.349150][ T1056] RSP: 002b:00007f1c75883c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 225.357556][ T1056] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 0000000000459a29 [ 225.365502][ T1056] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000004 [ 225.373479][ T1056] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 225.381455][ T1056] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c758846d4 [ 225.389427][ T1056] R13: 00000000004c333c R14: 00000000004d6c60 R15: 00000000ffffffff [ 225.397423][ T1056] INFO: lockdep is turned off. [ 225.402153][ T1056] NMI backtrace for cpu 1 [ 225.406463][ T1056] CPU: 1 PID: 1056 Comm: khungtaskd Not tainted 5.3.0-rc3+ #0 [ 225.413882][ T1056] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 225.423902][ T1056] Call Trace: [ 225.427162][ T1056] dump_stack+0x113/0x167 [ 225.431536][ T1056] nmi_cpu_backtrace.cold.7+0x4b/0x84 [ 225.436894][ T1056] ? lapic_can_unplug_cpu.cold.28+0x43/0x43 [ 225.442766][ T1056] nmi_trigger_cpumask_backtrace+0x18b/0x1b7 [ 225.448719][ T1056] arch_trigger_cpumask_backtrace+0x14/0x20 [ 225.454583][ T1056] watchdog+0x592/0xb60 [ 225.458722][ T1056] kthread+0x331/0x3f0 [ 225.462762][ T1056] ? hungtask_pm_notify+0x40/0x40 [ 225.467753][ T1056] ? kthread_cancel_delayed_work_sync+0x10/0x10 [ 225.473961][ T1056] ret_from_fork+0x24/0x30 [ 225.478422][ T1056] Sending NMI from CPU 1 to CPUs 0: [ 225.483637][ C0] NMI backtrace for cpu 0 skipped: idling at native_safe_halt+0x12/0x20 [ 225.484612][ T1056] Kernel panic - not syncing: hung_task: blocked tasks [ 225.498770][ T1056] CPU: 1 PID: 1056 Comm: khungtaskd Not tainted 5.3.0-rc3+ #0 [ 225.506202][ T1056] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 225.516224][ T1056] Call Trace: [ 225.519485][ T1056] dump_stack+0x113/0x167 [ 225.523956][ T1056] panic+0x223/0x4dc [ 225.527816][ T1056] ? add_taint.cold.7+0x11/0x11 [ 225.533076][ T1056] ? cpumask_next+0x21/0x30 [ 225.537556][ T1056] watchdog+0x5a3/0xb60 [ 225.541682][ T1056] kthread+0x331/0x3f0 [ 225.545733][ T1056] ? hungtask_pm_notify+0x40/0x40 [ 225.550727][ T1056] ? kthread_cancel_delayed_work_sync+0x10/0x10 [ 225.556944][ T1056] ret_from_fork+0x24/0x30 [ 225.562681][ T1056] Kernel Offset: disabled [ 225.567011][ T1056] Rebooting in 86400 seconds..