syzkaller login: [ 31.778332] kauditd_printk_skb: 9 callbacks suppressed [ 31.778338] audit: type=1400 audit(1577330101.660:35): avc: denied { map } for pid=6820 comm="bash" path="/bin/bash" dev="sda1" ino=1457 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 [ 38.066152] audit: type=1400 audit(1577330107.950:36): avc: denied { map } for pid=6831 comm="syz-fuzzer" path="/root/syz-fuzzer" dev="sda1" ino=16480 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 [ 39.957265] IPVS: ftp: loaded support on port[0] = 21 [ 40.368209] can: request_module (can-proto-0) failed. [ 41.426152] can: request_module (can-proto-0) failed. [ 41.573534] audit: type=1400 audit(1577330111.460:37): avc: denied { create } for pid=6831 comm="syz-fuzzer" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_crypto_socket permissive=1 [ 41.597086] audit: type=1400 audit(1577330111.460:38): avc: denied { create } for pid=6831 comm="syz-fuzzer" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 [ 41.620660] audit: type=1400 audit(1577330111.460:39): avc: denied { create } for pid=6831 comm="syz-fuzzer" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_netfilter_socket permissive=1 Warning: Permanently added '10.128.1.57' (ECDSA) to the list of known hosts. 2019/12/26 03:15:18 parsed 1 programs 2019/12/26 03:15:19 executed programs: 0 [ 49.595711] IPVS: ftp: loaded support on port[0] = 21 [ 49.599609] IPVS: ftp: loaded support on port[0] = 21 [ 49.614578] IPVS: ftp: loaded support on port[0] = 21 [ 49.666274] IPVS: ftp: loaded support on port[0] = 21 [ 49.670780] IPVS: ftp: loaded support on port[0] = 21 [ 49.724623] IPVS: ftp: loaded support on port[0] = 21 [ 49.823099] chnl_net:caif_netlink_parms(): no params data found [ 49.862714] chnl_net:caif_netlink_parms(): no params data found [ 49.916365] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.923476] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.931041] device bridge_slave_0 entered promiscuous mode [ 49.964729] chnl_net:caif_netlink_parms(): no params data found [ 49.979968] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.986543] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.994106] device bridge_slave_1 entered promiscuous mode [ 50.039388] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 50.048480] chnl_net:caif_netlink_parms(): no params data found [ 50.077145] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.083659] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.090728] device bridge_slave_0 entered promiscuous mode [ 50.097756] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 50.142058] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.148620] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.155585] device bridge_slave_1 entered promiscuous mode [ 50.186064] chnl_net:caif_netlink_parms(): no params data found [ 50.201089] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 50.208733] team0: Port device team_slave_0 added [ 50.214402] chnl_net:caif_netlink_parms(): no params data found [ 50.229430] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.237753] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.245978] device bridge_slave_0 entered promiscuous mode [ 50.259575] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 50.269554] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 50.277215] team0: Port device team_slave_1 added [ 50.285104] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 50.296068] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.304620] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.312549] device bridge_slave_1 entered promiscuous mode [ 50.319638] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 50.339054] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 50.346232] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.352916] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.360037] device bridge_slave_0 entered promiscuous mode [ 50.387942] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 50.401589] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.407953] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.415969] device bridge_slave_1 entered promiscuous mode [ 50.444675] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 50.512584] device hsr_slave_0 entered promiscuous mode [ 50.550242] device hsr_slave_1 entered promiscuous mode [ 50.590336] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 50.597619] team0: Port device team_slave_0 added [ 50.603086] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.609447] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.616599] device bridge_slave_0 entered promiscuous mode [ 50.623179] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.629758] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.636798] device bridge_slave_0 entered promiscuous mode [ 50.647268] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.653901] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.661380] device bridge_slave_1 entered promiscuous mode [ 50.671971] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 50.679536] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 50.687355] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 50.694920] team0: Port device team_slave_1 added [ 50.700190] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 50.707341] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.713945] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.720870] device bridge_slave_1 entered promiscuous mode [ 50.727752] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 50.735268] team0: Port device team_slave_0 added [ 50.744216] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 50.751861] team0: Port device team_slave_1 added [ 50.757007] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 50.764988] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 50.773215] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 50.792317] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 50.801168] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 50.810754] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 50.833492] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 50.840858] team0: Port device team_slave_0 added [ 50.846303] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 50.878767] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 50.922962] device hsr_slave_0 entered promiscuous mode [ 50.960244] device hsr_slave_1 entered promiscuous mode [ 51.000406] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 51.007539] team0: Port device team_slave_1 added [ 51.016546] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 51.031885] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 51.039643] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 51.047585] team0: Port device team_slave_0 added [ 51.053294] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 51.060551] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 51.067740] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 51.113574] device hsr_slave_0 entered promiscuous mode [ 51.150293] device hsr_slave_1 entered promiscuous mode [ 51.204935] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 51.211883] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 51.219037] team0: Port device team_slave_1 added [ 51.224572] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 51.232997] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 51.243834] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 51.255866] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 51.304406] device hsr_slave_0 entered promiscuous mode [ 51.340635] device hsr_slave_1 entered promiscuous mode [ 51.380695] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 51.387620] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 51.394925] team0: Port device team_slave_0 added [ 51.401816] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 51.409041] team0: Port device team_slave_1 added [ 51.414502] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 51.461598] device hsr_slave_0 entered promiscuous mode [ 51.500191] device hsr_slave_1 entered promiscuous mode [ 51.540470] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 51.547347] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 51.558506] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 51.565543] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 51.585388] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 51.600597] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 51.651463] device hsr_slave_0 entered promiscuous mode [ 51.690089] device hsr_slave_1 entered promiscuous mode [ 51.730701] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 51.737741] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 51.755852] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 51.767446] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 51.784883] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 51.814723] 8021q: adding VLAN 0 to HW filter on device bond0 [ 51.823398] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 51.855921] 8021q: adding VLAN 0 to HW filter on device bond0 [ 51.862652] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 51.885280] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 51.893262] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 51.902167] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 51.908330] 8021q: adding VLAN 0 to HW filter on device team0 [ 51.918175] 8021q: adding VLAN 0 to HW filter on device bond0 [ 51.926946] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 51.943052] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 51.949267] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 51.957512] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 51.965274] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.971848] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.979684] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 51.991452] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 52.005462] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.012593] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 52.020791] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 52.028298] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.034857] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.053204] 8021q: adding VLAN 0 to HW filter on device bond0 [ 52.060308] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 52.069369] 8021q: adding VLAN 0 to HW filter on device bond0 [ 52.077378] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 52.085846] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 52.092277] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 52.103309] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 52.110565] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 52.117485] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 52.124897] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 52.132788] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 52.144341] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 52.154601] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 52.163527] 8021q: adding VLAN 0 to HW filter on device team0 [ 52.170399] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 52.178964] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 52.192781] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 52.200788] 8021q: adding VLAN 0 to HW filter on device bond0 [ 52.206925] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 52.213951] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 52.223073] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 52.232248] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 52.241196] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 52.248853] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 52.255585] 8021q: adding VLAN 0 to HW filter on device team0 [ 52.263519] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 52.269595] 8021q: adding VLAN 0 to HW filter on device team0 [ 52.276369] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 52.284518] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 52.292492] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.298828] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.306307] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 52.314086] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 52.321683] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.328144] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.334934] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 52.341978] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 52.349651] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 52.356014] 8021q: adding VLAN 0 to HW filter on device team0 [ 52.363545] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 52.372114] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 52.381979] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 52.390128] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 52.397792] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 52.407814] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.414830] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 52.423143] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 52.430951] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 52.438545] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 52.446660] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 52.454507] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.460903] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.467800] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 52.475940] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 52.483565] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.489945] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.496972] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 52.504129] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.511499] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.520862] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 52.528339] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 52.536050] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 52.544871] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 52.555471] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 52.563305] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 52.573607] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 52.580906] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 52.587913] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 52.595767] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 52.603483] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 52.611629] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.618070] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.626843] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 52.636036] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 52.644676] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 52.655313] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 52.666523] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 52.674298] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 52.681496] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 52.689100] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 52.696981] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 52.704463] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 52.712086] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 52.719713] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 52.727426] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.733898] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.740812] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 52.747728] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.755562] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 52.761669] 8021q: adding VLAN 0 to HW filter on device team0 [ 52.769045] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 52.778556] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 52.787545] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 52.795303] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 52.803524] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 52.811965] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.818311] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.825644] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 52.833536] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 52.841229] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 52.848833] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 52.859055] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 52.868286] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 52.876358] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 52.884819] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 52.892199] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 52.903285] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 52.911030] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 52.919158] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 52.926883] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.933272] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.940073] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 52.948054] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 52.955936] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.962481] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.970487] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.978785] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 52.987176] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 52.998299] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 53.007627] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 53.014847] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 53.022964] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 53.030851] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 53.038486] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 53.046587] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 53.054350] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.060746] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.067919] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 53.076928] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 53.086257] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 53.095301] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 53.103928] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 53.113983] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 53.121738] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 53.129128] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 53.137239] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 53.144931] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 53.152634] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 53.161222] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 53.170226] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 53.180204] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 53.188416] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 53.199552] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 53.205785] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 53.214865] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 53.223121] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 53.231084] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 53.238866] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 53.247038] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 53.254801] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 53.262553] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 53.270540] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 53.277989] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 53.285827] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 53.293807] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 53.300894] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 53.311808] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 53.318784] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 53.336032] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 53.344592] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 53.353003] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 53.366016] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 53.373785] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 53.381908] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 53.391337] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 53.398185] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 53.405322] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 53.413488] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 53.423147] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 53.435909] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 53.444196] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 53.452543] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 53.463661] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 53.471314] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 53.478996] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 53.486455] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 53.494178] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 53.505104] audit: type=1400 audit(1577330123.390:40): avc: denied { associate } for pid=6924 comm="syz-executor.2" name="syz2" scontext=unconfined_u:object_r:unlabeled_t:s0 tcontext=system_u:object_r:unlabeled_t:s0 tclass=filesystem permissive=1 [ 53.536958] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 53.546098] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 53.554615] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 53.562773] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 53.570942] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 53.577895] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 53.586744] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 53.594358] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 53.602196] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 53.609717] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 53.617453] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 53.625175] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 53.633140] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 53.647803] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 53.658864] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 53.682394] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 53.690597] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 53.698047] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 53.718211] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 53.739959] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 53.761682] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 53.777681] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 53.785522] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 53.797383] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 53.824222] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 53.841617] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 53.850268] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 53.878430] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 53.888387] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 53.914095] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 53.921513] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 53.936584] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 53.954591] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 53.986959] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 54.013596] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 54.032750] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 54.049471] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 54.077137] 8021q: adding VLAN 0 to HW filter on device batadv0 2019/12/26 03:15:24 executed programs: 38 2019/12/26 03:15:29 executed programs: 394 2019/12/26 03:15:34 executed programs: 757 2019/12/26 03:15:39 executed programs: 1123 2019/12/26 03:15:44 executed programs: 1479 2019/12/26 03:15:49 executed programs: 1838 2019/12/26 03:15:54 executed programs: 2196 2019/12/26 03:15:59 executed programs: 2560 2019/12/26 03:16:04 executed programs: 2923 2019/12/26 03:16:09 executed programs: 3282 2019/12/26 03:16:14 executed programs: 3632 2019/12/26 03:16:19 executed programs: 3983 2019/12/26 03:16:24 executed programs: 4327 2019/12/26 03:16:29 executed programs: 4684 2019/12/26 03:16:34 executed programs: 5046 2019/12/26 03:16:39 executed programs: 5400 2019/12/26 03:16:44 executed programs: 5736 2019/12/26 03:16:49 executed programs: 6067 2019/12/26 03:16:54 executed programs: 6394 2019/12/26 03:16:59 executed programs: 6745 [ 151.247828] audit: type=1400 audit(1577330221.130:41): avc: denied { map } for pid=996 comm="sh" path="/bin/dash" dev="sda1" ino=1473 scontext=system_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 2019/12/26 03:17:04 executed programs: 7086 2019/12/26 03:17:09 executed programs: 7416 2019/12/26 03:18:10 executed programs: 7505 2019/12/26 03:18:10 result: hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe [ 373.059942] INFO: task kworker/u4:1:23 blocked for more than 140 seconds. [ 373.067151] Not tainted 4.19.91-syzkaller #0 [ 373.077555] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 373.085817] kworker/u4:1 D25256 23 2 0x80000000 [ 373.099359] Workqueue: netns cleanup_net [ 373.103849] Call Trace: [ 373.106509] __schedule+0x792/0x1c20 [ 373.115605] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 373.120954] ? pci_mmcfg_check_reserved+0x120/0x120 [ 373.125970] ? autoremove_wake_function+0x160/0x160 [ 373.135652] schedule+0x7f/0x1b0 [ 373.139028] _synchronize_rcu_expedited+0x5d3/0x8a0 [ 373.144306] ? rcu_report_exp_cpu_mult+0xa0/0xa0 [ 373.149058] ? sync_rcu_exp_select_cpus+0x820/0x820 [ 373.158665] ? finish_wait+0x290/0x290 [ 373.162826] ? mark_held_locks+0x130/0x130 [ 373.167056] ? trace_hardirqs_on+0x28/0x190 [ 373.175999] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 373.181306] ? rcu_report_exp_cpu_mult+0xa0/0xa0 [ 373.186058] ? cond_synchronize_rcu+0x20/0x20 [ 373.195180] ? __lock_is_held+0xb5/0x140 [ 373.199253] ? __lock_is_held+0xb5/0x140 [ 373.203533] synchronize_rcu_expedited+0x35/0xb0 [ 373.208318] synchronize_net+0x25/0x30 [ 373.217022] dev_deactivate_many+0x36c/0x910 [ 373.221679] __dev_close_many+0x11c/0x2c0 [ 373.225823] ? netdev_notify_peers+0xc0/0xc0 [ 373.234810] ? __lock_is_held+0xb5/0x140 [ 373.238878] dev_close_many+0x1e7/0x640 [ 373.243763] ? rtnl_lock+0x12/0x20 [ 373.247302] ? netdev_master_upper_dev_link+0x20/0x20 [ 373.257065] rollback_registered_many+0x282/0xb70 [ 373.262256] ? generic_xdp_install+0x3d0/0x3d0 [ 373.266853] ? find_held_lock+0x36/0x1d0 [ 373.275648] ? __lock_is_held+0xb5/0x140 [ 373.279734] unregister_netdevice_many+0x3e/0x1f0 [ 373.285124] ip6gre_exit_batch_net+0x3ad/0x5b0 [ 373.289713] ? ip6gre_tap_init+0x60/0x60 [ 373.298452] ops_exit_list.isra.5+0xd9/0x130 [ 373.304887] cleanup_net+0x368/0x850 [ 373.308611] ? peernet2id_alloc+0x1f0/0x1f0 [ 373.317563] ? __lock_is_held+0xb5/0x140 [ 373.321852] process_one_work+0x835/0x1670 [ 373.326088] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 373.335255] ? lock_acquire+0x173/0x3d0 [ 373.339237] ? kasan_check_write+0x14/0x20 [ 373.343670] ? do_raw_spin_lock+0xc1/0x230 [ 373.347907] worker_thread+0x85/0xb60 [ 373.356292] ? __kthread_parkme+0x47/0x190 [ 373.360717] kthread+0x327/0x3f0 [ 373.364097] ? process_one_work+0x1670/0x1670 [ 373.368585] ? kthread_cancel_delayed_work_sync+0x10/0x10 [ 373.379304] ret_from_fork+0x3a/0x50 [ 373.384221] INFO: task kworker/u4:4:662 blocked for more than 140 seconds. [ 373.395967] Not tainted 4.19.91-syzkaller #0 [ 373.401105] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 373.409063] kworker/u4:4 D25080 662 2 0x80000000 [ 373.419621] Workqueue: events_unbound fsnotify_connector_destroy_workfn [ 373.426715] Call Trace: [ 373.429319] __schedule+0x792/0x1c20 [ 373.437894] ? debug_object_activate+0x32d/0x4e0 [ 373.443027] ? pci_mmcfg_check_reserved+0x120/0x120 [ 373.448062] ? mark_held_locks+0x130/0x130 [ 373.457030] schedule+0x7f/0x1b0 [ 373.461277] schedule_timeout+0x6d7/0xda0 [ 373.465453] ? find_held_lock+0x36/0x1d0 [ 373.469532] ? usleep_range+0x130/0x130 [ 373.478383] ? mark_held_locks+0xc7/0x130 [ 373.482812] ? _raw_spin_unlock_irq+0x27/0x80 [ 373.487305] ? wait_for_completion+0x27a/0x460 [ 373.496584] ? lockdep_hardirqs_on+0x421/0x5c0 [ 373.502051] ? _raw_spin_unlock_irq+0x27/0x80 [ 373.506559] ? trace_hardirqs_on+0x28/0x190 [ 373.515654] wait_for_completion+0x282/0x460 [ 373.520442] ? wait_for_completion_interruptible+0x500/0x500 [ 373.526272] ? wake_up_q+0x100/0x100 [ 373.534886] __synchronize_srcu+0x121/0x200 [ 373.539248] ? call_srcu+0x10/0x10 [ 373.543981] ? rcu_unexpedite_gp+0x20/0x20 [ 373.548238] ? kvm_clock_get_cycles+0x9/0x10 [ 373.557443] ? ktime_get_mono_fast_ns+0xd1/0x220 [ 373.562593] synchronize_srcu+0x245/0x3d3 [ 373.566774] fsnotify_connector_destroy_workfn+0x45/0xa0 [ 373.577176] process_one_work+0x835/0x1670 [ 373.581692] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 373.586372] ? lock_acquire+0x173/0x3d0 [ 373.595297] ? kasan_check_write+0x14/0x20 [ 373.599595] ? do_raw_spin_lock+0xc1/0x230 [ 373.604192] worker_thread+0x85/0xb60 [ 373.608022] ? __kthread_parkme+0x47/0x190 [ 373.617039] kthread+0x327/0x3f0 [ 373.621578] ? process_one_work+0x1670/0x1670 [ 373.626076] ? kthread_cancel_delayed_work_sync+0x10/0x10 [ 373.636915] ret_from_fork+0x3a/0x50 [ 373.640891] INFO: task kworker/u4:5:10165 blocked for more than 140 seconds. [ 373.648068] Not tainted 4.19.91-syzkaller #0 [ 373.657869] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 373.666368] kworker/u4:5 D25688 10165 2 0x80000000 [ 373.676841] Workqueue: events_unbound fsnotify_mark_destroy_workfn [ 373.683431] Call Trace: [ 373.686020] __schedule+0x792/0x1c20 [ 373.689734] ? pci_mmcfg_check_reserved+0x120/0x120 [ 373.699324] ? mark_held_locks+0x130/0x130 [ 373.704628] schedule+0x7f/0x1b0 [ 373.708003] schedule_timeout+0x6d7/0xda0 [ 373.716714] ? find_held_lock+0x36/0x1d0 [ 373.721062] ? usleep_range+0x130/0x130 [ 373.725036] ? mark_held_locks+0xc7/0x130 [ 373.729206] ? _raw_spin_unlock_irq+0x27/0x80 [ 373.738633] ? wait_for_completion+0x27a/0x460 [ 373.743504] ? lockdep_hardirqs_on+0x421/0x5c0 [ 373.748102] ? _raw_spin_unlock_irq+0x27/0x80 [ 373.757481] ? trace_hardirqs_on+0x28/0x190 [ 373.762690] wait_for_completion+0x282/0x460 [ 373.767098] ? wait_for_completion_interruptible+0x500/0x500 [ 373.777442] ? wake_up_q+0x100/0x100 [ 373.781376] __synchronize_srcu+0x121/0x200 [ 373.785706] ? call_srcu+0x10/0x10 [ 373.789257] ? rcu_unexpedite_gp+0x20/0x20 [ 373.798341] ? kvm_clock_read+0x18/0x30 [ 373.802585] ? kvm_clock_get_cycles+0x9/0x10 [ 373.806995] ? ktime_get_mono_fast_ns+0xd1/0x220 [ 373.816519] synchronize_srcu+0x2ee/0x3d3 [ 373.821028] fsnotify_mark_destroy_workfn+0xfc/0x390 [ 373.826130] ? fsnotify_grab_connector+0x180/0x180 [ 373.835738] process_one_work+0x835/0x1670 [ 373.840309] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 373.844983] ? lock_acquire+0x173/0x3d0 [ 373.849085] ? kasan_check_write+0x14/0x20 [ 373.858289] ? do_raw_spin_lock+0xc1/0x230 [ 373.862919] worker_thread+0x85/0xb60 [ 373.866735] ? __kthread_parkme+0x47/0x190 [ 373.875805] kthread+0x327/0x3f0 [ 373.879208] ? process_one_work+0x1670/0x1670 [ 373.884060] ? kthread_cancel_delayed_work_sync+0x10/0x10 [ 373.889611] ret_from_fork+0x3a/0x50 [ 373.898693] INFO: task syz-executor.3:3724 blocked for more than 140 seconds. [ 373.906378] Not tainted 4.19.91-syzkaller #0 [ 373.916050] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 373.924355] syz-executor.3 D27592 3724 1 0x00000004 [ 373.934926] Call Trace: [ 373.937556] __schedule+0x792/0x1c20 [ 373.941555] ? pci_mmcfg_check_reserved+0x120/0x120 [ 373.946589] ? kasan_check_read+0x11/0x20 [ 373.955431] schedule+0x7f/0x1b0 [ 373.958807] schedule_preempt_disabled+0x13/0x20 [ 373.963780] __mutex_lock+0x806/0x1210 [ 373.967675] ? rtnetlink_rcv_msg+0x301/0x8f0 [ 373.976633] ? mutex_trylock+0x1e0/0x1e0 [ 373.980956] ? find_held_lock+0x36/0x1d0 [ 373.985020] ? lock_downgrade+0x860/0x860 [ 373.989165] mutex_lock_nested+0x16/0x20 [ 373.997770] ? mutex_lock_nested+0x16/0x20 [ 374.002195] rtnetlink_rcv_msg+0x301/0x8f0 [ 374.006836] ? rtnetlink_put_metrics+0x490/0x490 [ 374.017312] ? find_held_lock+0x36/0x1d0 [ 374.022529] netlink_rcv_skb+0x145/0x390 [ 374.026624] ? lock_downgrade+0x860/0x860 [ 374.035480] ? rtnetlink_put_metrics+0x490/0x490 [ 374.040564] ? netlink_ack+0x990/0x990 [ 374.044460] ? netlink_deliver_tap+0x182/0xb00 [ 374.049177] ? kasan_check_read+0x11/0x20 [ 374.058241] rtnetlink_rcv+0x10/0x20 [ 374.062516] netlink_unicast+0x44a/0x650 [ 374.067403] ? netlink_attachskb+0x6d0/0x6d0 [ 374.076994] netlink_sendmsg+0x765/0xc50 [ 374.081581] ? netlink_unicast+0x650/0x650 [ 374.087146] ? selinux_socket_sendmsg+0x31/0x40 [ 374.096919] ? netlink_unicast+0x650/0x650 [ 374.101930] sock_sendmsg+0xb7/0xf0 [ 374.105969] __sys_sendto+0x1f2/0x2e0 [ 374.114608] ? __ia32_sys_getpeername+0xb0/0xb0 [ 374.119321] ? mark_held_locks+0x130/0x130 [ 374.124128] ? debug_object_active_state+0x226/0x3b0 [ 374.129248] ? __call_rcu.constprop.68+0x2dc/0x7d0 [ 374.139019] ? task_work_run+0xe2/0x190 [ 374.143437] ? _raw_spin_unlock_irq+0x27/0x80 [ 374.148021] ? blkg_prfill_rwstat_field_recursive+0x100/0x100 [ 374.159242] ? trace_hardirqs_on+0x28/0x190 [ 374.163923] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 374.168692] ? do_syscall_64+0x21/0x4e0 [ 374.177524] __x64_sys_sendto+0xdc/0x1a0 [ 374.182042] do_syscall_64+0xd6/0x4e0 [ 374.186113] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 374.195983] RIP: 0033:0x412b43 [ 374.199273] Code: c0 0f 84 68 01 00 00 c7 83 00 01 00 00 ff ff ff ff 41 bc 01 00 00 00 f0 4c 0f c1 25 6f ab 24 00 8b 93 04 01 00 00 85 d2 89 54 <24> 0c 0f 8e 2f 02 00 00 4c 8b 7c 24 28 c7 44 24 20 00 00 00 00 41 [ 374.223025] RSP: 002b:00007ffd2ac4e048 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 374.231848] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000412b43 [ 374.239139] RDX: 0000000000000028 RSI: 0000000000a50070 RDI: 0000000000000003 [ 374.250308] RBP: 00007ffd2ac4e0b0 R08: 00007ffd2ac4e050 R09: 000000000000000c [ 374.257600] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 374.269056] R13: 00000000004149c0 R14: 0000000000000000 R15: 0000000000000000 [ 374.277414] [ 374.277414] Showing all locks held in the system: [ 374.288280] 5 locks held by kworker/u4:1/23: [ 374.293726] #0: 0000000032e357f4 ((wq_completion)"%s""netns"){+.+.}, at: process_one_work+0x762/0x1670 [ 374.307090] #1: 000000002618891e (net_cleanup_work){+.+.}, at: process_one_work+0x792/0x1670 [ 374.317008] #2: 000000006a1b4212 (pernet_ops_rwsem){++++}, at: cleanup_net+0xb4/0x850 [ 374.329055] #3: 00000000d05c149c (rtnl_mutex){+.+.}, at: rtnl_lock+0x12/0x20 [ 374.337595] #4: 0000000035425498 (rcu_preempt_state.exp_mutex){+.+.}, at: _synchronize_rcu_expedited+0x3a0/0x8a0 [ 374.353937] 2 locks held by kworker/u4:4/662: [ 374.358523] #0: 0000000085608e67 ((wq_completion)"events_unbound"){+.+.}, at: process_one_work+0x762/0x1670 [ 374.369647] #1: 0000000086b33346 (connector_reaper_work){+.+.}, at: process_one_work+0x792/0x1670 [ 374.382908] 1 lock held by khungtaskd/1037: [ 374.387254] #0: 000000004654bfea (rcu_read_lock){....}, at: debug_show_all_locks+0x5b/0x27a [ 374.397764] 3 locks held by kworker/0:2/3223: [ 374.405608] #0: 00000000a6d89745 ((wq_completion)"%s"("ipv6_addrconf")){+.+.}, at: process_one_work+0x762/0x1670 [ 374.418581] #1: 00000000c63314bd ((addr_chk_work).work){+.+.}, at: process_one_work+0x792/0x1670 [ 374.432221] #2: 00000000d05c149c (rtnl_mutex){+.+.}, at: rtnl_lock+0x12/0x20 [ 374.439718] 1 lock held by rsyslogd/6683: [ 374.446546] #0: 000000005b3b07af (&f->f_pos_lock){+.+.}, at: __fdget_pos+0xa7/0xd0 [ 374.456979] 2 locks held by getty/6806: [ 374.463351] #0: 000000003e8e1a71 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x2d/0x40 [ 374.474252] #1: 00000000e4620798 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x1ee/0x1910 [ 374.485653] 2 locks held by getty/6807: [ 374.489622] #0: 0000000052dad7e0 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x2d/0x40 [ 374.502592] #1: 00000000d8efd442 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x1ee/0x1910 [ 374.513161] 2 locks held by getty/6808: [ 374.517128] #0: 0000000061c62ef6 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x2d/0x40 [ 374.528609] #1: 00000000cef8bc16 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x1ee/0x1910 [ 374.539142] 2 locks held by getty/6809: [ 374.546837] #0: 000000007c328429 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x2d/0x40 [ 374.556749] #1: 00000000e2d25f67 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x1ee/0x1910 [ 374.568672] 2 locks held by getty/6810: [ 374.574287] #0: 0000000062027fb1 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x2d/0x40 [ 374.586446] #1: 000000009bfbc790 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x1ee/0x1910 [ 374.596972] 2 locks held by getty/6811: [ 374.604054] #0: 0000000079853dd9 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x2d/0x40 [ 374.613929] #1: 000000000ff9c6d4 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x1ee/0x1910 [ 374.625893] 2 locks held by getty/6812: [ 374.631518] #0: 00000000c15d793a (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x2d/0x40 [ 374.639777] #1: 00000000f2b3c52e (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x1ee/0x1910 [ 374.653709] 3 locks held by kworker/1:4/6941: [ 374.658209] 2 locks held by kworker/u4:5/10165: [ 374.667313] #0: 0000000085608e67 ((wq_completion)"events_unbound"){+.+.}, at: process_one_work+0x762/0x1670 [ 374.679696] #1: 00000000eb34ad0c ((reaper_work).work){+.+.}, at: process_one_work+0x792/0x1670 [ 374.693349] 1 lock held by syz-executor.3/3660: [ 374.698026] #0: 00000000a8689860 (&rtc->ops_lock){+.+.}, at: rtc_dev_ioctl+0xe0/0x6e0 [ 374.707150] 1 lock held by syz-executor.3/3724: [ 374.715679] #0: 00000000d05c149c (rtnl_mutex){+.+.}, at: rtnetlink_rcv_msg+0x301/0x8f0 [ 374.724774] [ 374.726396] ============================================= [ 374.726396] [ 374.737409] NMI backtrace for cpu 0 [ 374.741144] CPU: 0 PID: 1037 Comm: khungtaskd Not tainted 4.19.91-syzkaller #0 [ 374.748500] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 374.757949] Call Trace: [ 374.760626] dump_stack+0x123/0x177 [ 374.764267] nmi_cpu_backtrace.cold.4+0x3e/0x76 [ 374.768931] ? lapic_can_unplug_cpu.cold.29+0x3f/0x3f [ 374.774116] nmi_trigger_cpumask_backtrace+0xe6/0x11a [ 374.779298] arch_trigger_cpumask_backtrace+0x14/0x20 [ 374.784478] watchdog+0x5c3/0xb40 [ 374.787928] kthread+0x327/0x3f0 [ 374.791287] ? hungtask_pm_notify+0x40/0x40 [ 374.795595] ? kthread_cancel_delayed_work_sync+0x10/0x10 [ 374.801126] ret_from_fork+0x3a/0x50 [ 374.804958] Sending NMI from CPU 0 to CPUs 1: [ 374.809568] NMI backtrace for cpu 1 [ 374.809571] CPU: 1 PID: 6941 Comm: kworker/1:4 Not tainted 4.19.91-syzkaller #0 [ 374.809572] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 374.809573] Workqueue: events rtc_timer_do_work [ 374.809576] RIP: 0010:rtc_handle_legacy_irq+0x43/0xc0 [ 374.809578] Code: f7 53 89 f3 48 83 ec 08 e8 1a 99 34 02 49 8d bc 24 50 05 00 00 48 ba 00 00 00 00 00 fc ff df 48 89 f9 48 c1 e9 03 80 3c 11 00 <75> 68 c1 e3 08 41 80 cd 80 48 89 c6 48 63 db 49 03 9c 24 50 05 00 [ 374.809580] RSP: 0018:ffff88809a357b78 EFLAGS: 00000046 [ 374.809582] RAX: 0000000000000282 RBX: 0000000000000001 RCX: 1ffff1104309355a [ 374.809583] RDX: dffffc0000000000 RSI: 0000000000000004 RDI: ffff88821849aad0 [ 374.809585] RBP: ffff88809a357ba0 R08: ffffed104309355c R09: ffffed104309355b [ 374.809586] R10: ffffed104309355b R11: ffff88821849aadb R12: ffff88821849a580 [ 374.809587] R13: 0000000000000010 R14: ffff88821849aad8 R15: ffffffff88b2b220 [ 374.809589] FS: 0000000000000000(0000) GS:ffff8880aeb00000(0000) knlGS:0000000000000000 [ 374.809590] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 374.809591] CR2: 00007f9db8d0b000 CR3: 0000000007e6d000 CR4: 00000000001406e0 [ 374.809593] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 374.809594] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 374.809595] Call Trace: [ 374.809596] ? rtc_aie_update_irq+0x20/0x20 [ 374.809597] rtc_uie_update_irq+0x13/0x20 [ 374.809598] rtc_timer_do_work+0x1bb/0xb00 [ 374.809599] ? rtc_irq_set_freq+0x260/0x260 [ 374.809600] ? __lock_is_held+0xb5/0x140 [ 374.809601] process_one_work+0x835/0x1670 [ 374.809603] ? process_one_work+0x835/0x1670 [ 374.809604] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 374.809605] ? lock_acquire+0x173/0x3d0 [ 374.809606] ? kasan_check_write+0x14/0x20 [ 374.809607] ? do_raw_spin_lock+0xc1/0x230 [ 374.809608] worker_thread+0x85/0xb60 [ 374.809609] ? __kthread_parkme+0x47/0x190 [ 374.809611] kthread+0x327/0x3f0 [ 374.809613] ? process_one_work+0x1670/0x1670 [ 374.809614] ? kthread_cancel_delayed_work_sync+0x10/0x10 [ 374.809615] ret_from_fork+0x3a/0x50 [ 374.811947] Kernel panic - not syncing: hung_task: blocked tasks [ 375.016878] CPU: 0 PID: 1037 Comm: khungtaskd Not tainted 4.19.91-syzkaller #0 [ 375.024227] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 375.033565] Call Trace: [ 375.036143] dump_stack+0x123/0x177 [ 375.039763] panic+0x1cd/0x387 [ 375.042942] ? __warn_printk+0xd6/0xd6 [ 375.046840] watchdog+0x5d4/0xb40 [ 375.050289] kthread+0x327/0x3f0 [ 375.053650] ? hungtask_pm_notify+0x40/0x40 [ 375.057955] ? kthread_cancel_delayed_work_sync+0x10/0x10 [ 375.063486] ret_from_fork+0x3a/0x50 [ 375.068882] Kernel Offset: disabled [ 375.072509] Rebooting in 86400 seconds..