[ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 29.009546] audit: type=1400 audit(1589013731.699:8): avc: denied { execmem } for pid=6121 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 29.241739] IPVS: ftp: loaded support on port[0] = 21 [ 30.370129] can: request_module (can-proto-0) failed. [ 30.379410] can: request_module (can-proto-0) failed. [ 30.404322] audit: type=1400 audit(1589013733.099:9): avc: denied { create } for pid=6098 comm="syz-fuzzer" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=dccp_socket permissive=1 Warning: Permanently added '10.128.0.62' (ECDSA) to the list of known hosts. 2020/05/09 08:42:21 parsed 1 programs 2020/05/09 08:42:21 executed programs: 0 [ 38.815512] audit: type=1400 audit(1589013741.504:10): avc: denied { execmem } for pid=6239 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 39.076792] IPVS: ftp: loaded support on port[0] = 21 [ 39.847273] IPVS: ftp: loaded support on port[0] = 21 [ 39.914408] chnl_net:caif_netlink_parms(): no params data found [ 39.939660] IPVS: ftp: loaded support on port[0] = 21 [ 39.962312] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.968983] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.976820] device bridge_slave_0 entered promiscuous mode [ 39.989106] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.995455] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.003768] device bridge_slave_1 entered promiscuous mode [ 40.063907] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 40.078490] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 40.097820] chnl_net:caif_netlink_parms(): no params data found [ 40.117725] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 40.124808] team0: Port device team_slave_0 added [ 40.139670] IPVS: ftp: loaded support on port[0] = 21 [ 40.148427] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 40.157723] team0: Port device team_slave_1 added [ 40.163150] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 40.170612] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 40.232372] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.239005] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.245935] device bridge_slave_0 entered promiscuous mode [ 40.253711] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.261752] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.268847] device bridge_slave_1 entered promiscuous mode [ 40.318005] device hsr_slave_0 entered promiscuous mode [ 40.345828] device hsr_slave_1 entered promiscuous mode [ 40.386095] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 40.404208] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 40.412029] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 40.427386] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 40.437535] chnl_net:caif_netlink_parms(): no params data found [ 40.464039] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 40.471240] team0: Port device team_slave_0 added [ 40.480206] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 40.487732] team0: Port device team_slave_1 added [ 40.512624] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.522144] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.530505] device bridge_slave_0 entered promiscuous mode [ 40.530981] IPVS: ftp: loaded support on port[0] = 21 [ 40.537317] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 40.549500] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 40.562644] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.569463] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.576632] device bridge_slave_1 entered promiscuous mode [ 40.627714] device hsr_slave_0 entered promiscuous mode [ 40.665737] device hsr_slave_1 entered promiscuous mode [ 40.707826] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 40.723156] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.729598] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.736536] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.742882] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.753323] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 40.761769] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 40.781242] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 40.801393] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 40.809510] team0: Port device team_slave_0 added [ 40.864067] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 40.871313] team0: Port device team_slave_1 added [ 40.879324] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 40.888740] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 40.938893] device hsr_slave_0 entered promiscuous mode [ 40.985583] device hsr_slave_1 entered promiscuous mode [ 41.025876] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 41.035193] chnl_net:caif_netlink_parms(): no params data found [ 41.044891] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.062084] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.074637] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 41.081195] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 41.147614] IPVS: ftp: loaded support on port[0] = 21 [ 41.152433] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 41.192391] chnl_net:caif_netlink_parms(): no params data found [ 41.208884] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.217158] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.224036] device bridge_slave_0 entered promiscuous mode [ 41.242844] 8021q: adding VLAN 0 to HW filter on device bond0 [ 41.258452] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.264796] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.272600] device bridge_slave_1 entered promiscuous mode [ 41.297904] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 41.317704] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 41.327663] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.343181] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 41.356681] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 41.362786] 8021q: adding VLAN 0 to HW filter on device team0 [ 41.370113] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 41.377820] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.411664] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 41.420017] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 41.428140] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 41.435870] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.442310] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.456716] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.463097] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.471260] device bridge_slave_0 entered promiscuous mode [ 41.477862] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.484224] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.491563] device bridge_slave_1 entered promiscuous mode [ 41.498607] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 41.506016] team0: Port device team_slave_0 added [ 41.512535] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 41.533213] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 41.542308] team0: Port device team_slave_1 added [ 41.547756] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 41.556041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 41.563912] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 41.571786] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.578181] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.587004] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 41.596416] 8021q: adding VLAN 0 to HW filter on device bond0 [ 41.603411] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 41.645940] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 41.676417] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 41.683239] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 41.691978] 8021q: adding VLAN 0 to HW filter on device bond0 [ 41.700245] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 41.713497] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.721952] chnl_net:caif_netlink_parms(): no params data found [ 41.730422] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 41.741101] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 41.767265] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 41.774174] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.781555] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 41.789554] team0: Port device team_slave_0 added [ 41.796074] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 41.803384] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 41.837318] device hsr_slave_0 entered promiscuous mode [ 41.875333] device hsr_slave_1 entered promiscuous mode [ 41.918835] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 41.925879] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 41.932873] team0: Port device team_slave_1 added [ 41.940789] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 41.947448] 8021q: adding VLAN 0 to HW filter on device team0 [ 41.954305] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 41.962125] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 41.970079] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 41.977619] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 41.984513] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 41.994890] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 42.003566] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 42.010201] 8021q: adding VLAN 0 to HW filter on device team0 [ 42.028127] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 42.035050] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.042066] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 42.051460] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 42.060258] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 42.069082] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 42.077431] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 42.095955] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 42.103579] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.111771] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.118147] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.125086] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 42.132562] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 42.140549] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 42.148048] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.155570] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 42.163167] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.170802] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.177178] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.185353] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 42.193900] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 42.202906] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 42.211048] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.218608] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.225744] device bridge_slave_0 entered promiscuous mode [ 42.240008] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 42.247348] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 42.254288] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 42.262083] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.269831] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.276308] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.284027] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 42.292063] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 42.300043] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.307654] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.314006] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.321601] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 42.330231] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 42.341387] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 42.347875] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 42.354658] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.361800] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.368924] device bridge_slave_1 entered promiscuous mode [ 42.384547] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 42.417147] device hsr_slave_0 entered promiscuous mode [ 42.455501] device hsr_slave_1 entered promiscuous mode [ 42.515499] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 42.522820] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.530535] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 42.539888] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.549661] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 42.558879] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 42.567541] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 42.586937] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.597373] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 42.605541] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 42.613238] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 42.622646] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 42.630661] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 42.638751] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 42.646030] team0: Port device team_slave_0 added [ 42.652659] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 42.667784] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 42.675807] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 42.683344] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 42.695999] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 42.704462] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 42.712945] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 42.723333] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 42.731307] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 42.739361] team0: Port device team_slave_1 added [ 42.749191] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 42.761214] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.769590] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 42.778816] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 42.786865] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 42.794411] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 42.802298] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.809934] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 42.819326] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 42.826811] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 42.835754] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 42.843960] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 42.854531] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 42.860871] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 42.877710] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 42.886265] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 42.894223] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 42.903393] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.925537] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 42.939973] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 42.957846] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.963987] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 42.973125] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.000796] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 43.009356] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 43.047130] device hsr_slave_0 entered promiscuous mode [ 43.085032] device hsr_slave_1 entered promiscuous mode [ 43.125287] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 43.132714] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 43.143356] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 43.152305] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.161954] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 43.171987] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 43.182115] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 43.189586] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.197346] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.205720] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 43.211828] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 43.227625] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 43.233721] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.252367] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.262943] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 43.274317] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 43.281557] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 43.289690] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.297262] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.305250] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.312125] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.320352] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.328437] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.334824] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.343189] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 43.355474] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 43.362241] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.372316] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 43.379796] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.391289] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 43.403536] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.412349] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.423030] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.429757] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.439305] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.454136] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 43.466346] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.475176] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.483165] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.490751] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.502482] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 43.512489] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 43.523119] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.530839] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.539177] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.548214] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.554733] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.564733] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 43.574061] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 43.590532] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 43.599642] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 43.609775] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 43.618051] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 43.628618] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 43.637746] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 43.646064] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 43.654178] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 43.667670] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.675159] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 43.683456] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 43.694759] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 43.702524] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 43.712415] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 43.719990] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 43.730413] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 43.738025] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 43.747190] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 43.755134] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 43.762650] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 43.772523] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 43.781651] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 43.788055] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.794070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.801156] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.809635] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 43.820210] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 43.828190] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 43.836186] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.843526] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 43.851169] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.859612] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 43.870937] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.879874] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 43.887550] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 43.895404] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.902690] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.910481] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.918262] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.924647] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.931394] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 43.938877] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.948283] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 43.954273] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 43.963788] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 43.970178] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 43.977092] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.991584] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.003684] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 44.010793] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 44.019269] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 44.027493] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.033818] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.043305] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 44.054671] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 44.062787] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 44.073908] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 44.083888] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 44.092356] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 44.102179] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 44.112539] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 44.123721] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 44.131978] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 44.144232] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 44.154898] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 44.163711] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 44.171473] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 44.179795] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 44.187544] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 44.194979] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready 2020/05/09 08:42:26 executed programs: 6 [ 44.205763] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 44.221238] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 44.230029] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.245853] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 44.251910] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 44.276778] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 44.286895] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 284.584161] INFO: task syz-executor.0:7115 blocked for more than 140 seconds. [ 284.591604] Not tainted 4.14.179-syzkaller #0 [ 284.597462] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 284.605617] syz-executor.0 D27608 7115 6243 0x00000004 [ 284.611425] Call Trace: [ 284.614214] __schedule+0x780/0x1d20 [ 284.617927] ? pci_mmcfg_check_reserved+0x120/0x120 [ 284.623689] ? trace_hardirqs_on+0x10/0x10 [ 284.628041] schedule+0x7f/0x1b0 [ 284.631390] schedule_timeout+0x6e8/0xcc0 [ 284.635616] ? usleep_range+0x120/0x120 [ 284.639596] ? wait_for_completion+0x25b/0x440 [ 284.644244] ? lock_downgrade+0x7f0/0x7f0 [ 284.648411] ? _raw_spin_unlock_irq+0x27/0x80 [ 284.652902] ? trace_hardirqs_on_caller+0x40c/0x580 [ 284.657970] wait_for_completion+0x263/0x440 [ 284.662391] ? wait_for_completion_interruptible+0x4e0/0x4e0 [ 284.668236] ? wake_up_q+0xe0/0xe0 [ 284.671794] flush_work+0x38b/0x720 [ 284.675473] ? insert_work+0x300/0x300 [ 284.679349] ? flush_workqueue_prep_pwqs+0x420/0x420 [ 284.684485] ? __cancel_work_timer+0x127/0x420 [ 284.689057] __cancel_work_timer+0x286/0x420 [ 284.693506] ? cancel_delayed_work+0x10/0x10 [ 284.697987] ? p9_fd_close+0x24b/0x410 [ 284.701861] ? lock_downgrade+0x7f0/0x7f0 [ 284.706045] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 284.711150] ? trace_hardirqs_on_caller+0x40c/0x580 [ 284.716737] cancel_work_sync+0xb/0x10 [ 284.720625] p9_fd_close+0x26f/0x410 [ 284.724372] p9_client_create+0x99b/0xf40 [ 284.728523] ? lock_downgrade+0x7f0/0x7f0 [ 284.732646] ? p9_client_zc_rpc.constprop.11+0x10c0/0x10c0 [ 284.738311] ? rcu_read_lock_sched_held+0x108/0x120 [ 284.743385] ? __kmalloc_track_caller+0x369/0x7a0 [ 284.748215] ? mount_fs+0x7f/0x269 [ 284.751739] ? lockdep_init_map+0x9/0x10 [ 284.755840] ? __raw_spin_lock_init+0x2d/0x100 [ 284.760415] v9fs_session_init+0x1e1/0x1410 [ 284.764761] ? debug_check_no_obj_freed+0x2f0/0x930 [ 284.769789] ? find_held_lock+0x36/0x1d0 [ 284.773900] ? v9fs_show_options+0x6c0/0x6c0 [ 284.778296] ? lock_downgrade+0x7f0/0x7f0 [ 284.782421] ? v9fs_mount+0x5d/0x770 [ 284.786174] ? rcu_read_lock_sched_held+0x108/0x120 [ 284.791179] ? kmem_cache_alloc_trace+0x63e/0x7a0 [ 284.796095] ? free_pages+0x44/0x50 [ 284.799709] v9fs_mount+0x73/0x770 [ 284.803277] mount_fs+0x7f/0x269 [ 284.806639] vfs_kern_mount.part.33+0x58/0x3c0 [ 284.811212] do_mount+0x36b/0x26a0 [ 284.814805] ? copy_mount_string+0x20/0x20 [ 284.819376] ? rcu_read_lock_sched_held+0x108/0x120 [ 284.824449] ? kmem_cache_alloc_trace+0x63e/0x7a0 [ 284.829284] ? kasan_check_write+0x14/0x20 [ 284.833794] ? copy_mount_options+0x55/0x270 [ 284.838199] SyS_mount+0xb8/0xd0 [ 284.841557] ? copy_mnt_ns+0xae0/0xae0 [ 284.846244] do_syscall_64+0x1c7/0x5b0 [ 284.850514] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 284.855451] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 284.860630] RIP: 0033:0x459829 [ 284.863846] RSP: 002b:00007f5bae6a3c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 284.871561] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 0000000000459829 [ 284.878867] RDX: 0000000020000040 RSI: 0000000020000000 RDI: 0000000000000000 [ 284.886183] RBP: 000000000075bf20 R08: 0000000020000140 R09: 0000000000000000 [ 284.893528] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f5bae6a46d4 [ 284.900788] R13: 00000000004c5dcf R14: 00000000004da870 R15: 00000000ffffffff [ 284.908352] INFO: task syz-executor.2:7142 blocked for more than 140 seconds. [ 284.915948] Not tainted 4.14.179-syzkaller #0 [ 284.920954] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 284.929473] syz-executor.2 D27608 7142 6246 0x00000004 [ 284.935162] Call Trace: [ 284.937743] __schedule+0x780/0x1d20 [ 284.941441] ? pci_mmcfg_check_reserved+0x120/0x120 [ 284.946503] ? trace_hardirqs_on+0x10/0x10 [ 284.950841] schedule+0x7f/0x1b0 [ 284.954260] schedule_timeout+0x6e8/0xcc0 [ 284.958411] ? usleep_range+0x120/0x120 [ 284.962380] ? wait_for_completion+0x25b/0x440 [ 284.966991] ? lock_downgrade+0x7f0/0x7f0 [ 284.971148] ? _raw_spin_unlock_irq+0x27/0x80 [ 284.976198] ? trace_hardirqs_on_caller+0x40c/0x580 [ 284.981212] wait_for_completion+0x263/0x440 [ 284.986003] ? wait_for_completion_interruptible+0x4e0/0x4e0 [ 284.991802] ? wake_up_q+0xe0/0xe0 [ 284.995391] flush_work+0x38b/0x720 [ 284.999030] ? insert_work+0x300/0x300 [ 285.002911] ? flush_workqueue_prep_pwqs+0x420/0x420 [ 285.008049] ? __cancel_work_timer+0x127/0x420 [ 285.012625] __cancel_work_timer+0x286/0x420 [ 285.017076] ? cancel_delayed_work+0x10/0x10 [ 285.021489] ? p9_fd_close+0x24b/0x410 [ 285.025506] ? lock_downgrade+0x7f0/0x7f0 [ 285.029643] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 285.034826] ? trace_hardirqs_on_caller+0x40c/0x580 [ 285.039858] cancel_work_sync+0xb/0x10 [ 285.043794] p9_fd_close+0x26f/0x410 [ 285.047499] p9_client_create+0x99b/0xf40 [ 285.051626] ? lock_downgrade+0x7f0/0x7f0 [ 285.055812] ? p9_client_zc_rpc.constprop.11+0x10c0/0x10c0 [ 285.061948] ? rcu_read_lock_sched_held+0x108/0x120 [ 285.067065] ? __kmalloc_track_caller+0x369/0x7a0 [ 285.071897] ? mount_fs+0x7f/0x269 [ 285.075482] ? lockdep_init_map+0x9/0x10 [ 285.079559] ? __raw_spin_lock_init+0x2d/0x100 [ 285.084180] v9fs_session_init+0x1e1/0x1410 [ 285.089128] ? debug_check_no_obj_freed+0x2f0/0x930 [ 285.094189] ? find_held_lock+0x36/0x1d0 [ 285.098255] ? v9fs_show_options+0x6c0/0x6c0 [ 285.102664] ? lock_downgrade+0x7f0/0x7f0 [ 285.107383] ? v9fs_mount+0x5d/0x770 [ 285.111097] ? rcu_read_lock_sched_held+0x108/0x120 [ 285.116156] ? kmem_cache_alloc_trace+0x63e/0x7a0 [ 285.121002] ? free_pages+0x44/0x50 [ 285.124673] v9fs_mount+0x73/0x770 [ 285.128227] mount_fs+0x7f/0x269 [ 285.131573] vfs_kern_mount.part.33+0x58/0x3c0 [ 285.136196] do_mount+0x36b/0x26a0 [ 285.139725] ? copy_mount_string+0x20/0x20 [ 285.143989] ? rcu_read_lock_sched_held+0x108/0x120 [ 285.149009] ? kmem_cache_alloc_trace+0x63e/0x7a0 [ 285.153899] ? kasan_check_write+0x14/0x20 [ 285.158130] ? copy_mount_options+0x55/0x270 [ 285.162518] SyS_mount+0xb8/0xd0 [ 285.165924] ? copy_mnt_ns+0xae0/0xae0 [ 285.169808] do_syscall_64+0x1c7/0x5b0 [ 285.173733] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 285.178567] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 285.183790] RIP: 0033:0x459829 [ 285.187603] RSP: 002b:00007fc27587ec78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 285.195349] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 0000000000459829 [ 285.202604] RDX: 0000000020000040 RSI: 0000000020000000 RDI: 0000000000000000 [ 285.209922] RBP: 000000000075bf20 R08: 0000000020000140 R09: 0000000000000000 [ 285.217232] R10: 0000000000000001 R11: 0000000000000246 R12: 00007fc27587f6d4 [ 285.224732] R13: 00000000004c5dcf R14: 00000000004da870 R15: 00000000ffffffff [ 285.232053] INFO: task syz-executor.1:7150 blocked for more than 140 seconds. [ 285.239914] Not tainted 4.14.179-syzkaller #0 [ 285.245335] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 285.253366] syz-executor.1 D26664 7150 6249 0x00000004 [ 285.258989] Call Trace: [ 285.261558] __schedule+0x780/0x1d20 [ 285.265429] ? pci_mmcfg_check_reserved+0x120/0x120 [ 285.270442] ? trace_hardirqs_on+0x10/0x10 [ 285.274727] schedule+0x7f/0x1b0 [ 285.278087] schedule_timeout+0x6e8/0xcc0 [ 285.282212] ? usleep_range+0x120/0x120 [ 285.286776] ? wait_for_completion+0x25b/0x440 [ 285.291349] ? lock_downgrade+0x7f0/0x7f0 [ 285.295623] ? _raw_spin_unlock_irq+0x27/0x80 [ 285.300107] ? trace_hardirqs_on_caller+0x40c/0x580 [ 285.305226] wait_for_completion+0x263/0x440 [ 285.309824] ? wait_for_completion_interruptible+0x4e0/0x4e0 [ 285.315660] ? lock_downgrade+0x7f0/0x7f0 [ 285.319796] ? wake_up_q+0xe0/0xe0 [ 285.323369] ? trace_hardirqs_on_caller+0x40c/0x580 [ 285.328393] flush_work+0x38b/0x720 [ 285.331999] ? insert_work+0x300/0x300 [ 285.335927] ? flush_workqueue_prep_pwqs+0x420/0x420 [ 285.341111] ? __cancel_work_timer+0x127/0x420 [ 285.345757] __cancel_work_timer+0x286/0x420 [ 285.350162] ? cancel_delayed_work+0x10/0x10 [ 285.354617] ? p9_fd_close+0x24b/0x410 [ 285.358596] ? lock_downgrade+0x7f0/0x7f0 [ 285.362737] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 285.368410] ? trace_hardirqs_on_caller+0x40c/0x580 [ 285.373511] cancel_work_sync+0xb/0x10 [ 285.377406] p9_fd_close+0x26f/0x410 [ 285.381107] p9_client_create+0x99b/0xf40 [ 285.385342] ? lock_downgrade+0x7f0/0x7f0 [ 285.389506] ? p9_client_zc_rpc.constprop.11+0x10c0/0x10c0 [ 285.395304] ? rcu_read_lock_sched_held+0x108/0x120 [ 285.400345] ? __kmalloc_track_caller+0x369/0x7a0 [ 285.405240] ? mount_fs+0x7f/0x269 [ 285.408811] ? lockdep_init_map+0x9/0x10 [ 285.412848] ? __raw_spin_lock_init+0x2d/0x100 [ 285.417466] v9fs_session_init+0x1e1/0x1410 [ 285.421971] ? debug_check_no_obj_freed+0x2f0/0x930 [ 285.427040] ? find_held_lock+0x36/0x1d0 [ 285.431101] ? v9fs_show_options+0x6c0/0x6c0 [ 285.435571] ? lock_downgrade+0x7f0/0x7f0 [ 285.439712] ? v9fs_mount+0x5d/0x770 [ 285.443457] ? rcu_read_lock_sched_held+0x108/0x120 [ 285.448483] ? kmem_cache_alloc_trace+0x63e/0x7a0 [ 285.453484] ? free_pages+0x44/0x50 [ 285.457110] v9fs_mount+0x73/0x770 [ 285.460663] mount_fs+0x7f/0x269 [ 285.464072] vfs_kern_mount.part.33+0x58/0x3c0 [ 285.468645] do_mount+0x36b/0x26a0 [ 285.472174] ? copy_mount_string+0x20/0x20 [ 285.476449] ? rcu_read_lock_sched_held+0x108/0x120 [ 285.481451] ? kmem_cache_alloc_trace+0x63e/0x7a0 [ 285.486331] ? kasan_check_write+0x14/0x20 [ 285.490556] ? copy_mount_options+0x55/0x270 [ 285.495537] SyS_mount+0xb8/0xd0 [ 285.498914] ? copy_mnt_ns+0xae0/0xae0 [ 285.502786] do_syscall_64+0x1c7/0x5b0 [ 285.506698] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 285.511533] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 285.516759] RIP: 0033:0x459829 [ 285.519933] RSP: 002b:00007f2dd7a38c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 285.527814] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 0000000000459829 [ 285.535135] RDX: 0000000020000040 RSI: 0000000020000000 RDI: 0000000000000000 [ 285.542573] RBP: 000000000075bf20 R08: 0000000020000140 R09: 0000000000000000 [ 285.549904] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f2dd7a396d4 [ 285.557334] R13: 00000000004c5dcf R14: 00000000004da870 R15: 00000000ffffffff [ 285.564669] INFO: task syz-executor.4:7174 blocked for more than 140 seconds. [ 285.571929] Not tainted 4.14.179-syzkaller #0 [ 285.576987] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 285.585010] syz-executor.4 D27608 7174 6251 0x00000004 [ 285.590680] Call Trace: [ 285.593315] __schedule+0x780/0x1d20 [ 285.597032] ? pci_mmcfg_check_reserved+0x120/0x120 [ 285.603160] ? trace_hardirqs_on+0x10/0x10 [ 285.607413] schedule+0x7f/0x1b0 [ 285.610772] schedule_timeout+0x6e8/0xcc0 [ 285.614966] ? usleep_range+0x120/0x120 [ 285.618930] ? wait_for_completion+0x25b/0x440 [ 285.624227] ? lock_downgrade+0x7f0/0x7f0 [ 285.628420] ? _raw_spin_unlock_irq+0x27/0x80 [ 285.632894] ? trace_hardirqs_on_caller+0x40c/0x580 [ 285.637942] wait_for_completion+0x263/0x440 [ 285.642363] ? wait_for_completion_interruptible+0x4e0/0x4e0 [ 285.648206] ? wake_up_q+0xe0/0xe0 [ 285.652868] flush_work+0x38b/0x720 [ 285.658366] ? insert_work+0x300/0x300 [ 285.662261] ? flush_workqueue_prep_pwqs+0x420/0x420 [ 285.667426] ? __cancel_work_timer+0x127/0x420 [ 285.672001] __cancel_work_timer+0x286/0x420 [ 285.676442] ? cancel_delayed_work+0x10/0x10 [ 285.680946] ? p9_fd_close+0x24b/0x410 [ 285.684871] ? lock_downgrade+0x7f0/0x7f0 [ 285.689010] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 285.694156] ? trace_hardirqs_on_caller+0x40c/0x580 [ 285.699159] cancel_work_sync+0xb/0x10 [ 285.703082] p9_fd_close+0x26f/0x410 [ 285.706813] p9_client_create+0x99b/0xf40 [ 285.711405] ? lock_downgrade+0x7f0/0x7f0 [ 285.715598] ? p9_client_zc_rpc.constprop.11+0x10c0/0x10c0 [ 285.721236] ? rcu_read_lock_sched_held+0x108/0x120 [ 285.726282] ? __kmalloc_track_caller+0x369/0x7a0 [ 285.731133] ? mount_fs+0x7f/0x269 [ 285.734718] ? lockdep_init_map+0x9/0x10 [ 285.738782] ? __raw_spin_lock_init+0x2d/0x100 [ 285.743389] v9fs_session_init+0x1e1/0x1410 [ 285.747723] ? debug_check_no_obj_freed+0x2f0/0x930 [ 285.752718] ? find_held_lock+0x36/0x1d0 [ 285.757360] ? v9fs_show_options+0x6c0/0x6c0 [ 285.761784] ? lock_downgrade+0x7f0/0x7f0 [ 285.765962] ? v9fs_mount+0x5d/0x770 [ 285.769669] ? rcu_read_lock_sched_held+0x108/0x120 [ 285.774734] ? kmem_cache_alloc_trace+0x63e/0x7a0 [ 285.779575] ? free_pages+0x44/0x50 [ 285.783320] v9fs_mount+0x73/0x770 [ 285.786858] mount_fs+0x7f/0x269 [ 285.790204] vfs_kern_mount.part.33+0x58/0x3c0 [ 285.794858] do_mount+0x36b/0x26a0 [ 285.798404] ? copy_mount_string+0x20/0x20 [ 285.802622] ? rcu_read_lock_sched_held+0x108/0x120 [ 285.807675] ? kmem_cache_alloc_trace+0x63e/0x7a0 [ 285.812601] ? kasan_check_write+0x14/0x20 [ 285.816972] ? _copy_from_user+0x9c/0xd0 [ 285.821027] ? copy_mount_options+0x55/0x270 [ 285.825472] SyS_mount+0xb8/0xd0 [ 285.828828] ? copy_mnt_ns+0xae0/0xae0 [ 285.832700] do_syscall_64+0x1c7/0x5b0 [ 285.836620] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 285.841980] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 285.847196] RIP: 0033:0x459829 [ 285.850386] RSP: 002b:00007ff9e0fb3c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 285.859021] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 0000000000459829 [ 285.866554] RDX: 0000000020000040 RSI: 0000000020000000 RDI: 0000000000000000 [ 285.874006] RBP: 000000000075bf20 R08: 0000000020000140 R09: 0000000000000000 [ 285.881265] R10: 0000000000000001 R11: 0000000000000246 R12: 00007ff9e0fb46d4 [ 285.889568] R13: 00000000004c5dcf R14: 00000000004da870 R15: 00000000ffffffff [ 285.896937] INFO: task syz-executor.3:7183 blocked for more than 140 seconds. [ 285.904665] Not tainted 4.14.179-syzkaller #0 [ 285.909779] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 285.917778] syz-executor.3 D27608 7183 6248 0x00000004 [ 285.923474] Call Trace: [ 285.926056] __schedule+0x780/0x1d20 [ 285.929846] ? pci_mmcfg_check_reserved+0x120/0x120 [ 285.934907] ? trace_hardirqs_on+0x10/0x10 [ 285.939150] schedule+0x7f/0x1b0 [ 285.942493] schedule_timeout+0x6e8/0xcc0 [ 285.946762] ? usleep_range+0x120/0x120 [ 285.950733] ? wait_for_completion+0x25b/0x440 [ 285.955357] ? lock_downgrade+0x7f0/0x7f0 [ 285.959522] ? _raw_spin_unlock_irq+0x27/0x80 [ 285.964043] ? trace_hardirqs_on_caller+0x40c/0x580 [ 285.969052] wait_for_completion+0x263/0x440 [ 285.973490] ? wait_for_completion_interruptible+0x4e0/0x4e0 [ 285.979274] ? wake_up_q+0xe0/0xe0 [ 285.982809] flush_work+0x38b/0x720 [ 285.986476] ? insert_work+0x300/0x300 [ 285.990367] ? flush_workqueue_prep_pwqs+0x420/0x420 [ 285.995505] ? __cancel_work_timer+0x127/0x420 [ 286.000074] __cancel_work_timer+0x286/0x420 [ 286.004522] ? cancel_delayed_work+0x10/0x10 [ 286.008965] ? p9_fd_close+0x24b/0x410 [ 286.012830] ? lock_downgrade+0x7f0/0x7f0 [ 286.017561] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 286.022933] ? trace_hardirqs_on_caller+0x40c/0x580 [ 286.028308] cancel_work_sync+0xb/0x10 [ 286.032213] p9_fd_close+0x26f/0x410 [ 286.035968] p9_client_create+0x99b/0xf40 [ 286.040125] ? lock_downgrade+0x7f0/0x7f0 [ 286.044316] ? p9_client_zc_rpc.constprop.11+0x10c0/0x10c0 [ 286.049944] ? rcu_read_lock_sched_held+0x108/0x120 [ 286.055000] ? __kmalloc_track_caller+0x369/0x7a0 [ 286.059829] ? mount_fs+0x7f/0x269 [ 286.063481] ? lockdep_init_map+0x9/0x10 [ 286.067528] ? __raw_spin_lock_init+0x2d/0x100 [ 286.072117] v9fs_session_init+0x1e1/0x1410 [ 286.076483] ? debug_check_no_obj_freed+0x2f0/0x930 [ 286.082093] ? find_held_lock+0x36/0x1d0 [ 286.086180] ? v9fs_show_options+0x6c0/0x6c0 [ 286.090590] ? lock_downgrade+0x7f0/0x7f0 [ 286.094773] ? v9fs_mount+0x5d/0x770 [ 286.098499] ? rcu_read_lock_sched_held+0x108/0x120 [ 286.103595] ? kmem_cache_alloc_trace+0x63e/0x7a0 [ 286.108420] ? free_pages+0x44/0x50 [ 286.112025] v9fs_mount+0x73/0x770 [ 286.115601] mount_fs+0x7f/0x269 [ 286.118954] vfs_kern_mount.part.33+0x58/0x3c0 [ 286.123562] do_mount+0x36b/0x26a0 [ 286.127085] ? copy_mount_string+0x20/0x20 [ 286.131293] ? rcu_read_lock_sched_held+0x108/0x120 [ 286.136506] ? kmem_cache_alloc_trace+0x63e/0x7a0 [ 286.141332] ? kasan_check_write+0x14/0x20 [ 286.146109] ? _copy_from_user+0x9c/0xd0 [ 286.150165] ? copy_mount_options+0x55/0x270 [ 286.154606] SyS_mount+0xb8/0xd0 [ 286.157965] ? copy_mnt_ns+0xae0/0xae0 [ 286.161846] do_syscall_64+0x1c7/0x5b0 [ 286.165749] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 286.170575] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 286.175791] RIP: 0033:0x459829 [ 286.178962] RSP: 002b:00007f69bc263c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 286.186696] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 0000000000459829 [ 286.193999] RDX: 0000000020000040 RSI: 0000000020000000 RDI: 0000000000000000 [ 286.201251] RBP: 000000000075bf20 R08: 0000000020000140 R09: 0000000000000000 [ 286.208567] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f69bc2646d4 [ 286.215875] R13: 00000000004c5dcf R14: 00000000004da870 R15: 00000000ffffffff [ 286.223186] INFO: task syz-executor.5:7189 blocked for more than 140 seconds. [ 286.230439] Not tainted 4.14.179-syzkaller #0 [ 286.235483] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 286.243467] syz-executor.5 D27608 7189 6252 0x00000004 [ 286.249082] Call Trace: [ 286.251649] __schedule+0x780/0x1d20 [ 286.255399] ? pci_mmcfg_check_reserved+0x120/0x120 [ 286.260410] ? trace_hardirqs_on+0x10/0x10 [ 286.264666] schedule+0x7f/0x1b0 [ 286.268015] schedule_timeout+0x6e8/0xcc0 [ 286.272145] ? usleep_range+0x120/0x120 [ 286.276714] ? wait_for_completion+0x25b/0x440 [ 286.281297] ? lock_downgrade+0x7f0/0x7f0 [ 286.285460] ? _raw_spin_unlock_irq+0x27/0x80 [ 286.289940] ? trace_hardirqs_on_caller+0x40c/0x580 [ 286.294985] wait_for_completion+0x263/0x440 [ 286.299378] ? wait_for_completion_interruptible+0x4e0/0x4e0 [ 286.305277] ? wake_up_q+0xe0/0xe0 [ 286.308807] flush_work+0x38b/0x720 [ 286.312408] ? insert_work+0x300/0x300 [ 286.316316] ? flush_workqueue_prep_pwqs+0x420/0x420 [ 286.321404] ? __cancel_work_timer+0x127/0x420 [ 286.326004] __cancel_work_timer+0x286/0x420 [ 286.330398] ? cancel_delayed_work+0x10/0x10 [ 286.334845] ? p9_fd_close+0x24b/0x410 [ 286.338714] ? lock_downgrade+0x7f0/0x7f0 [ 286.342835] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 286.348005] ? trace_hardirqs_on_caller+0x40c/0x580 [ 286.353054] cancel_work_sync+0xb/0x10 [ 286.356948] p9_fd_close+0x26f/0x410 [ 286.360635] p9_client_create+0x99b/0xf40 [ 286.364833] ? lock_downgrade+0x7f0/0x7f0 [ 286.368981] ? p9_client_zc_rpc.constprop.11+0x10c0/0x10c0 [ 286.374641] ? rcu_read_lock_sched_held+0x108/0x120 [ 286.379640] ? __kmalloc_track_caller+0x369/0x7a0 [ 286.384501] ? mount_fs+0x7f/0x269 [ 286.388032] ? lockdep_init_map+0x9/0x10 [ 286.392065] ? __raw_spin_lock_init+0x2d/0x100 [ 286.396695] v9fs_session_init+0x1e1/0x1410 [ 286.401001] ? debug_check_no_obj_freed+0x2f0/0x930 [ 286.406792] ? find_held_lock+0x36/0x1d0 [ 286.410872] ? v9fs_show_options+0x6c0/0x6c0 [ 286.415503] ? lock_downgrade+0x7f0/0x7f0 [ 286.419641] ? v9fs_mount+0x5d/0x770 [ 286.423538] ? rcu_read_lock_sched_held+0x108/0x120 [ 286.428545] ? kmem_cache_alloc_trace+0x63e/0x7a0 [ 286.433511] ? free_pages+0x44/0x50 [ 286.437134] v9fs_mount+0x73/0x770 [ 286.440715] mount_fs+0x7f/0x269 [ 286.444209] vfs_kern_mount.part.33+0x58/0x3c0 [ 286.448783] do_mount+0x36b/0x26a0 [ 286.452464] ? copy_mount_string+0x20/0x20 [ 286.456766] ? rcu_read_lock_sched_held+0x108/0x120 [ 286.461930] ? kmem_cache_alloc_trace+0x63e/0x7a0 [ 286.466927] ? kasan_check_write+0x14/0x20 [ 286.471219] ? _copy_from_user+0x9c/0xd0 [ 286.475340] ? copy_mount_options+0x55/0x270 [ 286.479737] SyS_mount+0xb8/0xd0 [ 286.483187] ? copy_mnt_ns+0xae0/0xae0 [ 286.487084] do_syscall_64+0x1c7/0x5b0 [ 286.490947] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 286.495842] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 286.501016] RIP: 0033:0x459829 [ 286.504412] RSP: 002b:00007f1bc1015c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 286.512111] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 0000000000459829 [ 286.519437] RDX: 0000000020000040 RSI: 0000000020000000 RDI: 0000000000000000 [ 286.526800] RBP: 000000000075bf20 R08: 0000000020000140 R09: 0000000000000000 [ 286.534139] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f1bc10166d4 [ 286.541403] R13: 00000000004c5dcf R14: 00000000004da870 R15: 00000000ffffffff [ 286.548753] [ 286.548753] Showing all locks held in the system: [ 286.555668] 2 locks held by kworker/0:0/3: [ 286.559946] #0: ("events"){+.+.}, at: [] process_one_work+0x6cd/0x16c0 [ 286.568551] #1: ((&m->wq)){+.+.}, at: [] process_one_work+0x703/0x16c0 [ 286.577345] 2 locks held by kworker/0:1/24: [ 286.581645] #0: ("events"){+.+.}, at: [] process_one_work+0x6cd/0x16c0 [ 286.590426] #1: ((&m->wq)){+.+.}, at: [] process_one_work+0x703/0x16c0 [ 286.599116] 1 lock held by khungtaskd/1016: [ 286.603486] #0: (tasklist_lock){.+.+}, at: [] debug_show_all_locks+0x79/0x218 [ 286.612532] 1 lock held by in:imklog/5755: [ 286.616980] #0: (&f->f_pos_lock){+.+.}, at: [] __fdget_pos+0x8e/0xc0 [ 286.625446] 2 locks held by kworker/0:3/5759: [ 286.630060] #0: ("events"){+.+.}, at: [] process_one_work+0x6cd/0x16c0 [ 286.638533] #1: ((&m->wq)){+.+.}, at: [] process_one_work+0x703/0x16c0 [ 286.647018] 2 locks held by kworker/0:4/6798: [ 286.651496] #0: ("events"){+.+.}, at: [] process_one_work+0x6cd/0x16c0 [ 286.660028] #1: ((&m->wq)){+.+.}, at: [] process_one_work+0x703/0x16c0 [ 286.668555] 2 locks held by kworker/0:5/7140: [ 286.673097] #0: ("events"){+.+.}, at: [] process_one_work+0x6cd/0x16c0 [ 286.681515] #1: ((&m->wq)){+.+.}, at: [] process_one_work+0x703/0x16c0 [ 286.689965] 2 locks held by kworker/0:6/7147: [ 286.694496] #0: ("events"){+.+.}, at: [] process_one_work+0x6cd/0x16c0 [ 286.702900] #1: ((&m->wq)){+.+.}, at: [] process_one_work+0x703/0x16c0 [ 286.711354] [ 286.713017] ============================================= [ 286.713017] [ 286.720202] NMI backtrace for cpu 0 [ 286.723874] CPU: 0 PID: 1016 Comm: khungtaskd Not tainted 4.14.179-syzkaller #0 [ 286.731303] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 286.740646] Call Trace: [ 286.743215] dump_stack+0xf7/0x13b [ 286.746731] nmi_cpu_backtrace.cold.4+0x3e/0x76 [ 286.751376] ? irq_force_complete_move.cold.16+0x64/0x64 [ 286.756985] nmi_trigger_cpumask_backtrace+0xe5/0x119 [ 286.762177] arch_trigger_cpumask_backtrace+0x14/0x20 [ 286.767344] watchdog+0x522/0xb40 [ 286.770789] ? trace_hardirqs_on_caller+0x40c/0x580 [ 286.775803] kthread+0x338/0x400 [ 286.779161] ? hungtask_pm_notify+0x40/0x40 [ 286.783455] ? kthread_create_on_node+0xa0/0xa0 [ 286.788111] ret_from_fork+0x24/0x30 [ 286.791932] Sending NMI from CPU 0 to CPUs 1: [ 286.796690] NMI backtrace for cpu 1 [ 286.796692] CPU: 1 PID: 5 Comm: kworker/u4:0 Not tainted 4.14.179-syzkaller #0 [ 286.796694] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 286.796695] Workqueue: bat_events batadv_nc_worker [ 286.796698] task: ffff8880a9cca140 task.stack: ffff8880a9cd0000 [ 286.796699] RIP: 0010:trace_hardirqs_off_caller+0x5d/0x2b0 [ 286.796700] RSP: 0018:ffff8880a9cd7c28 EFLAGS: 00000002 [ 286.796702] RAX: 0000000000000003 RBX: ffff8880a9cca140 RCX: 1ffff11015399537 [ 286.796704] RDX: 0000000000000004 RSI: 0000000000000201 RDI: 0000000000000001 [ 286.796705] RBP: ffff8880a9cd7c40 R08: 0000000000000001 R09: 0000000000000000 [ 286.796706] R10: 0000000000000050 R11: ffff8880a9cca140 R12: ffff8880a9cca140 [ 286.796708] R13: ffffffff813805ac R14: 0000000000000000 R15: ffff8880952d0d40 [ 286.796709] FS: 0000000000000000(0000) GS:ffff8880aef00000(0000) knlGS:0000000000000000 [ 286.796710] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 286.796712] CR2: 00007fbb8d7b6020 CR3: 00000000949cf000 CR4: 00000000001406e0 [ 286.796713] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 286.796714] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 286.796715] Call Trace: [ 286.796717] ? batadv_nc_purge_paths+0x1d6/0x2f0 [ 286.796718] ? batadv_nc_to_purge_nc_path_coding+0x140/0x140 [ 286.796719] trace_hardirqs_off+0xd/0x10 [ 286.796720] __local_bh_enable_ip+0x5c/0x180 [ 286.796721] _raw_spin_unlock_bh+0x30/0x40 [ 286.796723] batadv_nc_purge_paths+0x1d6/0x2f0 [ 286.796724] batadv_nc_worker+0x228/0x630 [ 286.796725] process_one_work+0x79e/0x16c0 [ 286.796726] ? pwq_dec_nr_in_flight+0x2b0/0x2b0 [ 286.796727] worker_thread+0xcc/0xee0 [ 286.796728] kthread+0x338/0x400 [ 286.796729] ? process_one_work+0x16c0/0x16c0 [ 286.796730] ? kthread_create_on_node+0xa0/0xa0 [ 286.796731] ret_from_fork+0x24/0x30 [ 286.796732] Code: 48 8b 1c 25 40 ee 01 00 38 d0 7c 08 84 d2 0f 85 02 02 00 00 8b 3d 04 b6 84 06 85 ff 0f 84 64 01 00 00 65 4c 8b 24 25 40 ee 01 00 <49> 8d bc 24 84 08 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa [ 286.797464] Kernel panic - not syncing: hung_task: blocked tasks [ 287.001134] CPU: 0 PID: 1016 Comm: khungtaskd Not tainted 4.14.179-syzkaller #0 [ 287.008584] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 287.017919] Call Trace: [ 287.020491] dump_stack+0xf7/0x13b [ 287.024010] panic+0x1b0/0x358 [ 287.027298] ? add_taint.cold.5+0x11/0x11 [ 287.031457] watchdog+0x533/0xb40 [ 287.034919] ? trace_hardirqs_on_caller+0x40c/0x580 [ 287.039945] kthread+0x338/0x400 [ 287.043289] ? hungtask_pm_notify+0x40/0x40 [ 287.047589] ? kthread_create_on_node+0xa0/0xa0 [ 287.052246] ret_from_fork+0x24/0x30 [ 287.057953] Kernel Offset: disabled [ 287.061665] Rebooting in 86400 seconds..