syzkaller login: [ 36.859112] kauditd_printk_skb: 10 callbacks suppressed [ 36.859118] audit: type=1400 audit(1583272871.702:35): avc: denied { map } for pid=7183 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 [ 43.177891] audit: type=1400 audit(1583272878.022:36): avc: denied { map } for pid=7194 comm="syz-fuzzer" path="/root/syz-fuzzer" dev="sda1" ino=16481 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 [ 45.463358] IPVS: ftp: loaded support on port[0] = 21 [ 45.902515] can: request_module (can-proto-0) failed. [ 46.940663] can: request_module (can-proto-0) failed. [ 47.104611] audit: type=1400 audit(1583272881.952:37): avc: denied { create } for pid=7194 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 [ 47.128349] audit: type=1400 audit(1583272881.952:38): avc: denied { create } for pid=7194 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 [ 47.151934] audit: type=1400 audit(1583272881.952:39): avc: denied { create } for pid=7194 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 '10.128.0.31' (ECDSA) to the list of known hosts. 2020/03/03 22:01:29 parsed 1 programs 2020/03/03 22:01:30 executed programs: 0 [ 55.617056] IPVS: ftp: loaded support on port[0] = 21 [ 55.617895] IPVS: ftp: loaded support on port[0] = 21 [ 55.626675] IPVS: ftp: loaded support on port[0] = 21 [ 55.632494] IPVS: ftp: loaded support on port[0] = 21 [ 55.645823] IPVS: ftp: loaded support on port[0] = 21 [ 55.694003] IPVS: ftp: loaded support on port[0] = 21 [ 55.867120] chnl_net:caif_netlink_parms(): no params data found [ 55.875326] chnl_net:caif_netlink_parms(): no params data found [ 55.914792] chnl_net:caif_netlink_parms(): no params data found [ 55.974651] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.981562] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.988911] device bridge_slave_0 entered promiscuous mode [ 56.000996] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.007592] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.015000] device bridge_slave_1 entered promiscuous mode [ 56.028015] chnl_net:caif_netlink_parms(): no params data found [ 56.069035] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 56.076964] chnl_net:caif_netlink_parms(): no params data found [ 56.087450] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.094195] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.101179] device bridge_slave_0 entered promiscuous mode [ 56.122933] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 56.156885] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.165800] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.173049] device bridge_slave_1 entered promiscuous mode [ 56.185951] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.192512] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.199555] device bridge_slave_0 entered promiscuous mode [ 56.210379] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.217018] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.224284] device bridge_slave_1 entered promiscuous mode [ 56.244979] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 56.257893] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 56.299014] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 56.306721] team0: Port device team_slave_0 added [ 56.311974] chnl_net:caif_netlink_parms(): no params data found [ 56.326132] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 56.334134] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.340554] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.348644] device bridge_slave_0 entered promiscuous mode [ 56.361494] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.367969] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.375255] device bridge_slave_1 entered promiscuous mode [ 56.384505] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 56.391758] team0: Port device team_slave_1 added [ 56.400856] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 56.409303] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 56.417496] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 56.425233] team0: Port device team_slave_0 added [ 56.446359] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 56.503536] device hsr_slave_0 entered promiscuous mode [ 56.562071] device hsr_slave_1 entered promiscuous mode [ 56.602285] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 56.609599] team0: Port device team_slave_1 added [ 56.616546] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 56.629180] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 56.638919] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.645652] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.653294] device bridge_slave_0 entered promiscuous mode [ 56.664335] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 56.671404] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 56.679031] team0: Port device team_slave_0 added [ 56.684370] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 56.696205] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 56.703687] team0: Port device team_slave_1 added [ 56.714368] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.720771] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.729008] device bridge_slave_1 entered promiscuous mode [ 56.736033] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 56.743221] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 56.755684] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 56.767391] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.774020] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.781180] device bridge_slave_0 entered promiscuous mode [ 56.804837] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 56.813373] team0: Port device team_slave_0 added [ 56.818850] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 56.826271] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.833353] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.840533] device bridge_slave_1 entered promiscuous mode [ 56.854094] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 56.914434] device hsr_slave_0 entered promiscuous mode [ 56.972077] device hsr_slave_1 entered promiscuous mode [ 57.012502] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 57.019798] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 57.027426] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 57.035213] team0: Port device team_slave_1 added [ 57.058713] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 57.074419] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 57.087176] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 57.095702] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 57.109460] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 57.121027] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 57.184311] device hsr_slave_0 entered promiscuous mode [ 57.232078] device hsr_slave_1 entered promiscuous mode [ 57.282311] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 57.289620] team0: Port device team_slave_0 added [ 57.302559] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 57.310094] team0: Port device team_slave_1 added [ 57.320022] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 57.327821] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 57.336017] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 57.403338] device hsr_slave_0 entered promiscuous mode [ 57.452119] device hsr_slave_1 entered promiscuous mode [ 57.492293] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 57.499820] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 57.508385] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 57.522493] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 57.529924] team0: Port device team_slave_0 added [ 57.540728] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 57.548472] team0: Port device team_slave_1 added [ 57.560199] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 57.568807] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 57.613415] device hsr_slave_0 entered promiscuous mode [ 57.652069] device hsr_slave_1 entered promiscuous mode [ 57.722256] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 57.729580] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 57.754496] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 57.763133] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 57.770783] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 57.824466] device hsr_slave_0 entered promiscuous mode [ 57.862827] device hsr_slave_1 entered promiscuous mode [ 57.932568] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 57.942168] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 57.959588] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 57.989610] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 58.004132] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.021510] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.031047] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 58.045466] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 58.054476] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 58.060755] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.077758] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.086296] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.097578] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 58.109128] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 58.118874] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 58.128331] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 58.135005] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.148443] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.155350] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.163938] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.172578] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.179143] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.186867] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.194422] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.201970] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 58.220978] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.243819] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 58.257829] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 58.265117] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 58.275122] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 58.285367] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 58.293201] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.301109] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.309318] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.315787] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.323003] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 58.330969] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.338883] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.345317] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.353187] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 58.361198] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 58.369327] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 58.379267] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 58.393794] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.405580] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 58.412459] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 58.420427] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.429184] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.435785] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.445509] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 58.453645] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.460772] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.468895] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 58.477384] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 58.487925] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 58.497645] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 58.506816] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 58.514775] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.524527] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.532290] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 58.540076] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 58.548707] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.556143] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.564631] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 58.572149] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 58.580094] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 58.592612] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.598759] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 58.607501] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 58.614057] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.622462] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 58.628582] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.638545] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 58.649200] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 58.660167] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 58.669027] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 58.675378] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.683480] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 58.691740] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 58.699660] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 58.708017] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.716198] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.723982] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.730378] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.737405] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.745405] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.753370] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.759836] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.768220] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 58.776432] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 58.788453] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 58.797271] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 58.808185] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 58.816125] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 58.824179] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 58.831478] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 58.839416] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 58.847255] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 58.857251] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 58.865022] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.872284] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.879404] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.887491] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.895165] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.901517] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.908728] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 58.917269] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.925196] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.931729] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.939264] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 58.946627] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 58.958911] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 58.970741] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 58.979358] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 58.988665] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.997274] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 59.007939] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.016486] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.024256] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.035169] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.042907] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.049404] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.056485] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.064566] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.073692] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 59.083720] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 59.092923] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 59.101355] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 59.108006] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.115924] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.123879] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.131390] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.137839] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.146025] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.154265] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.163542] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 59.170897] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.181375] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.190626] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 59.203350] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 59.215672] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.224550] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.233525] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.239909] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.247504] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.258106] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.266319] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 59.277397] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 59.286986] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 59.294242] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.302631] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.310466] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.318545] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.327587] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 59.339606] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 59.350136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.358288] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.366563] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.373103] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.379985] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.388027] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.396443] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.404892] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 59.413476] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 59.419585] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.429590] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 59.443565] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 59.453089] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 59.460168] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.469622] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.478750] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.486802] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.496266] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.504206] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.513429] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 59.534169] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 59.543369] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 59.550539] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.559445] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.568391] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.576307] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.586639] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 59.597140] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 59.608832] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 59.618562] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 59.628390] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.637349] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.645113] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.653163] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.660740] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.671039] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 59.682147] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 59.695165] audit: type=1400 audit(1583272894.542:40): avc: denied { associate } for pid=7284 comm="syz-executor.1" name="syz1" scontext=unconfined_u:object_r:unlabeled_t:s0 tcontext=system_u:object_r:unlabeled_t:s0 tclass=filesystem permissive=1 [ 59.725092] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 59.734675] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 59.745999] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.756833] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.764647] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.772514] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.779995] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.787977] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.795719] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.803981] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.812163] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.821688] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 59.829491] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 59.839359] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 59.853618] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 59.874815] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.885589] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.896044] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.903946] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.912347] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.920230] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.939779] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 59.948512] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.958964] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 59.969787] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.987544] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 59.994742] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.018871] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 60.026634] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 60.052586] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 60.072958] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.081193] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.104864] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 60.132526] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 60.141167] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.150633] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.162494] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.174685] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.186299] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 60.216896] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.224599] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.237926] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.265305] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 60.300278] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.392675] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 60.405795] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 214.831861] INFO: task syz-executor.3:7338 blocked for more than 140 seconds. [ 214.839552] Not tainted 4.19.107-syzkaller #0 [ 214.844765] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 214.853055] syz-executor.3 D27784 7338 7290 0x00000004 [ 214.858813] Call Trace: [ 214.861416] __schedule+0x792/0x1c20 [ 214.865214] ? lock_downgrade+0x860/0x860 [ 214.869538] ? pci_mmcfg_check_reserved+0x120/0x120 [ 214.874641] ? mark_held_locks+0x130/0x130 [ 214.878990] schedule+0x7f/0x1b0 [ 214.882992] schedule_timeout+0x6d7/0xda0 [ 214.887270] ? find_held_lock+0x36/0x1d0 [ 214.891345] ? usleep_range+0x130/0x130 [ 214.895458] ? mark_held_locks+0xc7/0x130 [ 214.899649] ? _raw_spin_unlock_irq+0x27/0x80 [ 214.904264] ? wait_for_completion+0x27a/0x460 [ 214.909020] ? lockdep_hardirqs_on+0x421/0x5c0 [ 214.913909] ? _raw_spin_unlock_irq+0x27/0x80 [ 214.918423] ? trace_hardirqs_on+0x28/0x190 [ 214.922920] wait_for_completion+0x282/0x460 [ 214.927365] ? wait_for_completion_interruptible+0x500/0x500 [ 214.933317] ? wake_up_q+0x100/0x100 [ 214.937054] ? pcrypt_aead_encrypt+0x357/0x450 [ 214.941721] aead_recvmsg+0x1182/0x1fb0 [ 214.945722] ? aead_release+0x50/0x50 [ 214.949526] ? selinux_socket_recvmsg+0x31/0x40 [ 214.954395] ? security_socket_recvmsg+0x5d/0xa0 [ 214.959180] ? aead_release+0x50/0x50 [ 214.963049] sock_recvmsg+0xb9/0xf0 [ 214.966689] sock_read_iter+0x252/0x430 [ 214.970672] ? sock_recvmsg+0xf0/0xf0 [ 214.974576] do_iter_readv_writev+0x3f2/0x960 [ 214.979095] ? vfs_dedupe_file_range+0x5a0/0x5a0 [ 214.983926] ? rw_verify_area+0xb8/0x2b0 [ 214.988106] do_iter_read+0x1db/0x580 [ 214.992037] ? dup_iter+0x250/0x250 [ 214.995682] vfs_readv+0xc9/0x130 [ 214.999146] ? lock_downgrade+0x860/0x860 [ 215.003345] ? compat_rw_copy_check_uvector+0x330/0x330 [ 215.008842] ? kasan_check_read+0x11/0x20 [ 215.014504] ? ksys_dup3+0x2e0/0x2e0 [ 215.018230] ? __fget_light+0x174/0x1e0 [ 215.022253] do_readv+0x110/0x330 [ 215.025794] ? vfs_readv+0x130/0x130 [ 215.029500] ? do_syscall_64+0x21/0x4e0 [ 215.033540] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 215.038916] __x64_sys_readv+0x70/0xb0 [ 215.042862] do_syscall_64+0xd6/0x4e0 [ 215.046675] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 215.051930] RIP: 0033:0x458c29 [ 215.055134] Code: 08 48 c7 44 24 10 04 00 00 00 e8 62 d8 fa ff 48 8b 44 24 18 48 8b 4c 24 30 48 83 c1 08 48 89 0c 24 48 89 44 24 08 48 c7 44 24 <10> 10 00 00 00 e8 3d d8 fa ff 48 8b 44 24 18 48 89 44 24 40 48 8b [ 215.075198] RSP: 002b:00007fc07639ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000013 [ 215.082945] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000458c29 [ 215.090592] RDX: 0000000000000001 RSI: 00000000200007c0 RDI: 0000000000000004 [ 215.098543] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 215.105982] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc07639b6d4 [ 215.113340] R13: 00000000004c5985 R14: 00000000004d9fe0 R15: 00000000ffffffff [ 215.120993] INFO: task syz-executor.5:7342 blocked for more than 140 seconds. [ 215.128451] Not tainted 4.19.107-syzkaller #0 [ 215.133528] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 215.142134] syz-executor.5 D27768 7342 7286 0x00000004 [ 215.147763] Call Trace: [ 215.150342] __schedule+0x792/0x1c20 [ 215.154112] ? pci_mmcfg_check_reserved+0x120/0x120 [ 215.159188] ? mark_held_locks+0x130/0x130 [ 215.163590] schedule+0x7f/0x1b0 [ 215.166957] schedule_timeout+0x6d7/0xda0 [ 215.171107] ? find_held_lock+0x36/0x1d0 [ 215.175212] ? usleep_range+0x130/0x130 [ 215.179184] ? mark_held_locks+0xc7/0x130 [ 215.183364] ? _raw_spin_unlock_irq+0x27/0x80 [ 215.187852] ? wait_for_completion+0x27a/0x460 [ 215.192491] ? lockdep_hardirqs_on+0x421/0x5c0 [ 215.197068] ? _raw_spin_unlock_irq+0x27/0x80 [ 215.201544] ? trace_hardirqs_on+0x28/0x190 [ 215.205894] wait_for_completion+0x282/0x460 [ 215.210297] ? wait_for_completion_interruptible+0x500/0x500 [ 215.216126] ? wake_up_q+0x100/0x100 [ 215.219837] ? pcrypt_aead_encrypt+0x357/0x450 [ 215.224473] aead_recvmsg+0x1182/0x1fb0 [ 215.228447] ? aead_release+0x50/0x50 [ 215.232286] ? selinux_socket_recvmsg+0x31/0x40 [ 215.236948] ? security_socket_recvmsg+0x5d/0xa0 [ 215.241742] ? aead_release+0x50/0x50 [ 215.245658] sock_recvmsg+0xb9/0xf0 [ 215.249277] sock_read_iter+0x252/0x430 [ 215.253355] ? sock_recvmsg+0xf0/0xf0 [ 215.257261] do_iter_readv_writev+0x3f2/0x960 [ 215.261813] ? vfs_dedupe_file_range+0x5a0/0x5a0 [ 215.266716] ? rw_verify_area+0xb8/0x2b0 [ 215.270779] do_iter_read+0x1db/0x580 [ 215.275238] ? dup_iter+0x250/0x250 [ 215.278891] vfs_readv+0xc9/0x130 [ 215.282402] ? lock_downgrade+0x860/0x860 [ 215.286703] ? compat_rw_copy_check_uvector+0x330/0x330 [ 215.292129] ? kasan_check_read+0x11/0x20 [ 215.296559] ? ksys_dup3+0x2e0/0x2e0 [ 215.300263] ? __fget_light+0x174/0x1e0 [ 215.304330] do_readv+0x110/0x330 [ 215.307789] ? vfs_readv+0x130/0x130 [ 215.311728] ? do_syscall_64+0x21/0x4e0 [ 215.315725] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 215.321129] __x64_sys_readv+0x70/0xb0 [ 215.325120] do_syscall_64+0xd6/0x4e0 [ 215.328935] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 215.334187] RIP: 0033:0x458c29 [ 215.337393] Code: 08 48 c7 44 24 10 04 00 00 00 e8 62 d8 fa ff 48 8b 44 24 18 48 8b 4c 24 30 48 83 c1 08 48 89 0c 24 48 89 44 24 08 48 c7 44 24 <10> 10 00 00 00 e8 3d d8 fa ff 48 8b 44 24 18 48 89 44 24 40 48 8b [ 215.356670] RSP: 002b:00007f6953b6ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000013 [ 215.364439] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000458c29 [ 215.371746] RDX: 0000000000000001 RSI: 00000000200007c0 RDI: 0000000000000004 [ 215.379163] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 215.386548] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6953b6b6d4 [ 215.393910] R13: 00000000004c5985 R14: 00000000004d9fe0 R15: 00000000ffffffff [ 215.401303] INFO: task syz-executor.2:7351 blocked for more than 140 seconds. [ 215.409240] Not tainted 4.19.107-syzkaller #0 [ 215.414447] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 215.422466] syz-executor.2 D28808 7351 7293 0x00000004 [ 215.428099] Call Trace: [ 215.430756] __schedule+0x792/0x1c20 [ 215.434694] ? pci_mmcfg_check_reserved+0x120/0x120 [ 215.439932] ? mark_held_locks+0x130/0x130 [ 215.444336] schedule+0x7f/0x1b0 [ 215.447723] schedule_timeout+0x6d7/0xda0 [ 215.452072] ? find_held_lock+0x36/0x1d0 [ 215.456158] ? usleep_range+0x130/0x130 [ 215.460148] ? mark_held_locks+0xc7/0x130 [ 215.464354] ? _raw_spin_unlock_irq+0x27/0x80 [ 215.468875] ? wait_for_completion+0x27a/0x460 [ 215.473568] ? lockdep_hardirqs_on+0x421/0x5c0 [ 215.478166] ? _raw_spin_unlock_irq+0x27/0x80 [ 215.482837] ? trace_hardirqs_on+0x28/0x190 [ 215.487178] wait_for_completion+0x282/0x460 [ 215.491602] ? wait_for_completion_interruptible+0x500/0x500 [ 215.497504] ? wake_up_q+0x100/0x100 [ 215.501233] ? pcrypt_aead_encrypt+0x357/0x450 [ 215.506052] aead_recvmsg+0x1182/0x1fb0 [ 215.510081] ? aead_release+0x50/0x50 [ 215.513953] ? selinux_socket_recvmsg+0x31/0x40 [ 215.518642] ? security_socket_recvmsg+0x5d/0xa0 [ 215.523468] ? aead_release+0x50/0x50 [ 215.527278] sock_recvmsg+0xb9/0xf0 [ 215.530922] sock_read_iter+0x252/0x430 [ 215.535694] ? sock_recvmsg+0xf0/0xf0 [ 215.539689] do_iter_readv_writev+0x3f2/0x960 [ 215.544292] ? vfs_dedupe_file_range+0x5a0/0x5a0 [ 215.549063] ? rw_verify_area+0xb8/0x2b0 [ 215.553227] do_iter_read+0x1db/0x580 [ 215.557139] ? dup_iter+0x250/0x250 [ 215.560762] vfs_readv+0xc9/0x130 [ 215.564272] ? lock_downgrade+0x860/0x860 [ 215.568430] ? compat_rw_copy_check_uvector+0x330/0x330 [ 215.573883] ? kasan_check_read+0x11/0x20 [ 215.578332] ? ksys_dup3+0x2e0/0x2e0 [ 215.582100] ? __fget_light+0x174/0x1e0 [ 215.586190] do_readv+0x110/0x330 [ 215.589635] ? vfs_readv+0x130/0x130 [ 215.593431] ? do_syscall_64+0x21/0x4e0 [ 215.597484] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 215.602963] __x64_sys_readv+0x70/0xb0 [ 215.606907] do_syscall_64+0xd6/0x4e0 [ 215.610714] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 215.616061] RIP: 0033:0x458c29 [ 215.619261] Code: 08 48 c7 44 24 10 04 00 00 00 e8 62 d8 fa ff 48 8b 44 24 18 48 8b 4c 24 30 48 83 c1 08 48 89 0c 24 48 89 44 24 08 48 c7 44 24 <10> 10 00 00 00 e8 3d d8 fa ff 48 8b 44 24 18 48 89 44 24 40 48 8b [ 215.638259] RSP: 002b:00007fbc61847c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000013 [ 215.646126] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000458c29 [ 215.653678] RDX: 0000000000000001 RSI: 00000000200007c0 RDI: 0000000000000004 [ 215.661001] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 215.669001] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fbc618486d4 [ 215.676349] R13: 00000000004c5985 R14: 00000000004d9fe0 R15: 00000000ffffffff [ 215.683946] INFO: task syz-executor.2:7355 blocked for more than 140 seconds. [ 215.691339] Not tainted 4.19.107-syzkaller #0 [ 215.696447] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 215.704674] syz-executor.2 D28344 7355 7293 0x00000004 [ 215.710486] Call Trace: [ 215.713161] __schedule+0x792/0x1c20 [ 215.716880] ? pci_mmcfg_check_reserved+0x120/0x120 [ 215.722008] ? mark_held_locks+0x130/0x130 [ 215.726340] schedule+0x7f/0x1b0 [ 215.729698] schedule_timeout+0x6d7/0xda0 [ 215.733907] ? find_held_lock+0x36/0x1d0 [ 215.737977] ? usleep_range+0x130/0x130 [ 215.742020] ? mark_held_locks+0xc7/0x130 [ 215.746194] ? _raw_spin_unlock_irq+0x27/0x80 [ 215.750680] ? wait_for_completion+0x27a/0x460 [ 215.755343] ? lockdep_hardirqs_on+0x421/0x5c0 [ 215.760104] ? _raw_spin_unlock_irq+0x27/0x80 [ 215.764695] ? trace_hardirqs_on+0x28/0x190 [ 215.769129] wait_for_completion+0x282/0x460 [ 215.773615] ? wait_for_completion_interruptible+0x500/0x500 [ 215.779427] ? wake_up_q+0x100/0x100 [ 215.783367] ? pcrypt_aead_encrypt+0x357/0x450 [ 215.787970] aead_recvmsg+0x1182/0x1fb0 [ 215.792829] ? aead_release+0x50/0x50 [ 215.796643] ? selinux_socket_recvmsg+0x31/0x40 [ 215.801313] ? security_socket_recvmsg+0x5d/0xa0 [ 215.806166] ? aead_release+0x50/0x50 [ 215.809971] sock_recvmsg+0xb9/0xf0 [ 215.813663] sock_read_iter+0x252/0x430 [ 215.817655] ? sock_recvmsg+0xf0/0xf0 [ 215.821802] do_iter_readv_writev+0x3f2/0x960 [ 215.826428] ? vfs_dedupe_file_range+0x5a0/0x5a0 [ 215.831173] ? rw_verify_area+0xb8/0x2b0 [ 215.835297] do_iter_read+0x1db/0x580 [ 215.839102] ? dup_iter+0x250/0x250 [ 215.842791] vfs_readv+0xc9/0x130 [ 215.846260] ? lock_downgrade+0x860/0x860 [ 215.850618] ? compat_rw_copy_check_uvector+0x330/0x330 [ 215.856052] ? kasan_check_read+0x11/0x20 [ 215.860419] ? ksys_dup3+0x2e0/0x2e0 [ 215.864192] ? __fget_light+0x174/0x1e0 [ 215.868322] do_readv+0x110/0x330 [ 215.871847] ? vfs_readv+0x130/0x130 [ 215.875613] ? do_syscall_64+0x21/0x4e0 [ 215.879592] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 215.885054] __x64_sys_readv+0x70/0xb0 [ 215.888962] do_syscall_64+0xd6/0x4e0 [ 215.892837] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 215.898108] RIP: 0033:0x458c29 [ 215.901440] Code: 08 48 c7 44 24 10 04 00 00 00 e8 62 d8 fa ff 48 8b 44 24 18 48 8b 4c 24 30 48 83 c1 08 48 89 0c 24 48 89 44 24 08 48 c7 44 24 <10> 10 00 00 00 e8 3d d8 fa ff 48 8b 44 24 18 48 89 44 24 40 48 8b [ 215.920487] RSP: 002b:00007fbc61826c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000013 [ 215.928635] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000458c29 [ 215.936025] RDX: 0000000000000001 RSI: 00000000200007c0 RDI: 0000000000000004 [ 215.943336] RBP: 000000000073bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 215.950613] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fbc618276d4 [ 215.958515] R13: 00000000004c5985 R14: 00000000004d9fe0 R15: 00000000ffffffff [ 215.965951] INFO: task syz-executor.1:7353 blocked for more than 140 seconds. [ 215.973278] Not tainted 4.19.107-syzkaller #0 [ 215.978286] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 215.986499] syz-executor.1 D28808 7353 7284 0x00000004 [ 215.992226] Call Trace: [ 215.994834] __schedule+0x792/0x1c20 [ 215.998549] ? pci_mmcfg_check_reserved+0x120/0x120 [ 216.003751] ? mark_held_locks+0x130/0x130 [ 216.007996] schedule+0x7f/0x1b0 [ 216.011368] schedule_timeout+0x6d7/0xda0 [ 216.015745] ? find_held_lock+0x36/0x1d0 [ 216.020025] ? usleep_range+0x130/0x130 [ 216.024080] ? mark_held_locks+0xc7/0x130 [ 216.028244] ? _raw_spin_unlock_irq+0x27/0x80 [ 216.032807] ? wait_for_completion+0x27a/0x460 [ 216.037420] ? lockdep_hardirqs_on+0x421/0x5c0 [ 216.042071] ? _raw_spin_unlock_irq+0x27/0x80 [ 216.046655] ? trace_hardirqs_on+0x28/0x190 [ 216.050985] wait_for_completion+0x282/0x460 [ 216.056028] ? wait_for_completion_interruptible+0x500/0x500 [ 216.061907] ? wake_up_q+0x100/0x100 [ 216.065787] ? pcrypt_aead_encrypt+0x357/0x450 [ 216.070364] aead_recvmsg+0x1182/0x1fb0 [ 216.074437] ? aead_release+0x50/0x50 [ 216.078337] ? selinux_socket_recvmsg+0x31/0x40 [ 216.083082] ? security_socket_recvmsg+0x5d/0xa0 [ 216.087854] ? aead_release+0x50/0x50 [ 216.091734] sock_recvmsg+0xb9/0xf0 [ 216.095372] sock_read_iter+0x252/0x430 [ 216.099362] ? sock_recvmsg+0xf0/0xf0 [ 216.103429] do_iter_readv_writev+0x3f2/0x960 [ 216.107932] ? vfs_dedupe_file_range+0x5a0/0x5a0 [ 216.112763] ? rw_verify_area+0xb8/0x2b0 [ 216.116836] do_iter_read+0x1db/0x580 [ 216.120701] ? dup_iter+0x250/0x250 [ 216.124529] vfs_readv+0xc9/0x130 [ 216.127994] ? lock_downgrade+0x860/0x860 [ 216.132216] ? compat_rw_copy_check_uvector+0x330/0x330 [ 216.137627] ? kasan_check_read+0x11/0x20 [ 216.141870] ? ksys_dup3+0x2e0/0x2e0 [ 216.145702] ? __fget_light+0x174/0x1e0 [ 216.149723] do_readv+0x110/0x330 [ 216.153234] ? vfs_readv+0x130/0x130 [ 216.156953] ? do_syscall_64+0x21/0x4e0 [ 216.160949] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 216.166363] __x64_sys_readv+0x70/0xb0 [ 216.170251] do_syscall_64+0xd6/0x4e0 [ 216.174100] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 216.179294] RIP: 0033:0x458c29 [ 216.182987] Code: 08 48 c7 44 24 10 04 00 00 00 e8 62 d8 fa ff 48 8b 44 24 18 48 8b 4c 24 30 48 83 c1 08 48 89 0c 24 48 89 44 24 08 48 c7 44 24 <10> 10 00 00 00 e8 3d d8 fa ff 48 8b 44 24 18 48 89 44 24 40 48 8b [ 216.202103] RSP: 002b:00007f896d149c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000013 [ 216.209836] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000458c29 [ 216.217307] RDX: 0000000000000001 RSI: 00000000200007c0 RDI: 0000000000000004 [ 216.224688] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 216.232018] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f896d14a6d4 [ 216.239296] R13: 00000000004c5985 R14: 00000000004d9fe0 R15: 00000000ffffffff [ 216.246805] INFO: task syz-executor.1:7356 blocked for more than 140 seconds. [ 216.254168] Not tainted 4.19.107-syzkaller #0 [ 216.259196] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 216.267370] syz-executor.1 D28344 7356 7284 0x00000004 [ 216.273069] Call Trace: [ 216.275672] __schedule+0x792/0x1c20 [ 216.279438] ? pci_mmcfg_check_reserved+0x120/0x120 [ 216.284556] ? mark_held_locks+0x130/0x130 [ 216.288821] schedule+0x7f/0x1b0 [ 216.292252] schedule_timeout+0x6d7/0xda0 [ 216.296425] ? find_held_lock+0x36/0x1d0 [ 216.300494] ? usleep_range+0x130/0x130 [ 216.304534] ? mark_held_locks+0xc7/0x130 [ 216.308746] ? _raw_spin_unlock_irq+0x27/0x80 [ 216.313893] ? wait_for_completion+0x27a/0x460 [ 216.318601] ? lockdep_hardirqs_on+0x421/0x5c0 [ 216.323379] ? _raw_spin_unlock_irq+0x27/0x80 [ 216.328144] ? trace_hardirqs_on+0x28/0x190 [ 216.332702] wait_for_completion+0x282/0x460 [ 216.338150] ? wait_for_completion_interruptible+0x500/0x500 [ 216.344093] ? wake_up_q+0x100/0x100 [ 216.348915] ? pcrypt_aead_encrypt+0x357/0x450 [ 216.353840] aead_recvmsg+0x1182/0x1fb0 [ 216.357852] ? aead_release+0x50/0x50 [ 216.361775] ? selinux_socket_recvmsg+0x31/0x40 [ 216.366577] ? security_socket_recvmsg+0x5d/0xa0 [ 216.371322] ? aead_release+0x50/0x50 [ 216.375226] sock_recvmsg+0xb9/0xf0 [ 216.378867] sock_read_iter+0x252/0x430 [ 216.382921] ? sock_recvmsg+0xf0/0xf0 [ 216.386765] do_iter_readv_writev+0x3f2/0x960 [ 216.391282] ? vfs_dedupe_file_range+0x5a0/0x5a0 [ 216.396187] ? rw_verify_area+0xb8/0x2b0 [ 216.400263] do_iter_read+0x1db/0x580 [ 216.404273] ? dup_iter+0x250/0x250 [ 216.407911] vfs_readv+0xc9/0x130 [ 216.411373] ? lock_downgrade+0x860/0x860 [ 216.415591] ? compat_rw_copy_check_uvector+0x330/0x330 [ 216.420974] ? kasan_check_read+0x11/0x20 [ 216.425223] ? ksys_dup3+0x2e0/0x2e0 [ 216.428946] ? __fget_light+0x174/0x1e0 [ 216.433131] do_readv+0x110/0x330 [ 216.436634] ? vfs_readv+0x130/0x130 [ 216.440433] ? do_syscall_64+0x21/0x4e0 [ 216.445022] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 216.450514] __x64_sys_readv+0x70/0xb0 [ 216.454627] do_syscall_64+0xd6/0x4e0 [ 216.458643] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 216.463977] RIP: 0033:0x458c29 [ 216.467273] Code: 08 48 c7 44 24 10 04 00 00 00 e8 62 d8 fa ff 48 8b 44 24 18 48 8b 4c 24 30 48 83 c1 08 48 89 0c 24 48 89 44 24 08 48 c7 44 24 <10> 10 00 00 00 e8 3d d8 fa ff 48 8b 44 24 18 48 89 44 24 40 48 8b [ 216.486744] RSP: 002b:00007f896d128c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000013 [ 216.494520] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000458c29 [ 216.502369] RDX: 0000000000000001 RSI: 00000000200007c0 RDI: 0000000000000004 [ 216.509666] RBP: 000000000073bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 216.517016] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f896d1296d4 [ 216.524346] R13: 00000000004c5985 R14: 00000000004d9fe0 R15: 00000000ffffffff [ 216.531766] INFO: task syz-executor.4:7363 blocked for more than 140 seconds. [ 216.539063] Not tainted 4.19.107-syzkaller #0 [ 216.544138] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 216.552157] syz-executor.4 D28808 7363 7288 0x00000004 [ 216.557807] Call Trace: [ 216.560512] __schedule+0x792/0x1c20 [ 216.564313] ? pci_mmcfg_check_reserved+0x120/0x120 [ 216.569531] ? mark_held_locks+0x130/0x130 [ 216.574407] schedule+0x7f/0x1b0 [ 216.577878] schedule_timeout+0x6d7/0xda0 [ 216.582075] ? find_held_lock+0x36/0x1d0 [ 216.586151] ? usleep_range+0x130/0x130 [ 216.590163] ? mark_held_locks+0xc7/0x130 [ 216.594391] ? _raw_spin_unlock_irq+0x27/0x80 [ 216.598909] ? wait_for_completion+0x27a/0x460 [ 216.603582] ? lockdep_hardirqs_on+0x421/0x5c0 [ 216.611158] ? _raw_spin_unlock_irq+0x27/0x80 [ 216.615725] ? trace_hardirqs_on+0x28/0x190 [ 216.620068] wait_for_completion+0x282/0x460 [ 216.624692] ? wait_for_completion_interruptible+0x500/0x500 [ 216.630640] ? wake_up_q+0x100/0x100 [ 216.634445] ? pcrypt_aead_encrypt+0x357/0x450 [ 216.639146] aead_recvmsg+0x1182/0x1fb0 [ 216.643228] ? aead_release+0x50/0x50 [ 216.647037] ? selinux_socket_recvmsg+0x31/0x40 [ 216.651784] ? security_socket_recvmsg+0x5d/0xa0 [ 216.656606] ? aead_release+0x50/0x50 [ 216.660723] sock_recvmsg+0xb9/0xf0 [ 216.664582] sock_read_iter+0x252/0x430 [ 216.668561] ? sock_recvmsg+0xf0/0xf0 [ 216.672523] do_iter_readv_writev+0x3f2/0x960 [ 216.677063] ? vfs_dedupe_file_range+0x5a0/0x5a0 [ 216.681881] ? rw_verify_area+0xb8/0x2b0 [ 216.685949] do_iter_read+0x1db/0x580 [ 216.689736] ? dup_iter+0x250/0x250 [ 216.693421] vfs_readv+0xc9/0x130 [ 216.696875] ? lock_downgrade+0x860/0x860 [ 216.701022] ? compat_rw_copy_check_uvector+0x330/0x330 [ 216.707008] ? kasan_check_read+0x11/0x20 [ 216.711185] ? ksys_dup3+0x2e0/0x2e0 [ 216.714968] ? __fget_light+0x174/0x1e0 [ 216.718948] do_readv+0x110/0x330 [ 216.722552] ? vfs_readv+0x130/0x130 [ 216.726267] ? do_syscall_64+0x21/0x4e0 [ 216.730222] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 216.735689] __x64_sys_readv+0x70/0xb0 [ 216.739590] do_syscall_64+0xd6/0x4e0 [ 216.743449] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 216.748643] RIP: 0033:0x458c29 [ 216.751868] Code: 08 48 c7 44 24 10 04 00 00 00 e8 62 d8 fa ff 48 8b 44 24 18 48 8b 4c 24 30 48 83 c1 08 48 89 0c 24 48 89 44 24 08 48 c7 44 24 <10> 10 00 00 00 e8 3d d8 fa ff 48 8b 44 24 18 48 89 44 24 40 48 8b [ 216.770817] RSP: 002b:00007f9633cc7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000013 [ 216.778652] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000458c29 [ 216.785969] RDX: 0000000000000001 RSI: 00000000200007c0 RDI: 0000000000000004 [ 216.793297] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 216.800568] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9633cc86d4 [ 216.807876] R13: 00000000004c5985 R14: 00000000004d9fe0 R15: 00000000ffffffff [ 216.815209] INFO: task syz-executor.0:7366 blocked for more than 140 seconds. [ 216.822537] Not tainted 4.19.107-syzkaller #0 [ 216.828496] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 216.836942] syz-executor.0 D28808 7366 7292 0x00000004 [ 216.842608] Call Trace: [ 216.845195] __schedule+0x792/0x1c20 [ 216.848906] ? pci_mmcfg_check_reserved+0x120/0x120 [ 216.853965] ? mark_held_locks+0x130/0x130 [ 216.858205] schedule+0x7f/0x1b0 [ 216.861554] schedule_timeout+0x6d7/0xda0 [ 216.865738] ? find_held_lock+0x36/0x1d0 [ 216.869799] ? usleep_range+0x130/0x130 [ 216.873905] ? mark_held_locks+0xc7/0x130 [ 216.878072] ? _raw_spin_unlock_irq+0x27/0x80 [ 216.882789] ? wait_for_completion+0x27a/0x460 [ 216.887410] ? lockdep_hardirqs_on+0x421/0x5c0 [ 216.892050] ? _raw_spin_unlock_irq+0x27/0x80 [ 216.896567] ? trace_hardirqs_on+0x28/0x190 [ 216.900889] wait_for_completion+0x282/0x460 [ 216.905343] ? wait_for_completion_interruptible+0x500/0x500 [ 216.911152] ? wake_up_q+0x100/0x100 [ 216.914947] ? pcrypt_aead_encrypt+0x357/0x450 [ 216.919553] aead_recvmsg+0x1182/0x1fb0 [ 216.923574] ? aead_release+0x50/0x50 [ 216.927390] ? selinux_socket_recvmsg+0x31/0x40 [ 216.932096] ? security_socket_recvmsg+0x5d/0xa0 [ 216.936850] ? aead_release+0x50/0x50 [ 216.940666] sock_recvmsg+0xb9/0xf0 [ 216.944346] sock_read_iter+0x252/0x430 [ 216.948320] ? sock_recvmsg+0xf0/0xf0 [ 216.952196] do_iter_readv_writev+0x3f2/0x960 [ 216.956806] ? vfs_dedupe_file_range+0x5a0/0x5a0 [ 216.961705] ? rw_verify_area+0xb8/0x2b0 [ 216.965786] do_iter_read+0x1db/0x580 [ 216.969580] ? dup_iter+0x250/0x250 [ 216.973988] vfs_readv+0xc9/0x130 [ 216.977691] ? lock_downgrade+0x860/0x860 [ 216.981885] ? compat_rw_copy_check_uvector+0x330/0x330 [ 216.987266] ? kasan_check_read+0x11/0x20 [ 216.991411] ? ksys_dup3+0x2e0/0x2e0 [ 216.995295] ? __fget_light+0x174/0x1e0 [ 216.999269] do_readv+0x110/0x330 [ 217.002790] ? vfs_readv+0x130/0x130 [ 217.006613] ? do_syscall_64+0x21/0x4e0 [ 217.010697] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 217.016115] __x64_sys_readv+0x70/0xb0 [ 217.020164] do_syscall_64+0xd6/0x4e0 [ 217.024025] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 217.030326] RIP: 0033:0x458c29 [ 217.033570] Code: 08 48 c7 44 24 10 04 00 00 00 e8 62 d8 fa ff 48 8b 44 24 18 48 8b 4c 24 30 48 83 c1 08 48 89 0c 24 48 89 44 24 08 48 c7 44 24 <10> 10 00 00 00 e8 3d d8 fa ff 48 8b 44 24 18 48 89 44 24 40 48 8b [ 217.052655] RSP: 002b:00007fa5263c9c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000013 [ 217.060381] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000458c29 [ 217.067689] RDX: 0000000000000001 RSI: 00000000200007c0 RDI: 0000000000000004 [ 217.074997] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 217.082305] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fa5263ca6d4 [ 217.089573] R13: 00000000004c5985 R14: 00000000004d9fe0 R15: 00000000ffffffff [ 217.096901] [ 217.096901] Showing all locks held in the system: [ 217.103617] 1 lock held by khungtaskd/1036: [ 217.107922] #0: 00000000d2f78e4a (rcu_read_lock){....}, at: debug_show_all_locks+0x5b/0x27a [ 217.116638] 2 locks held by getty/7168: [ 217.120609] #0: 00000000c5d7d1bd (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x2d/0x40 [ 217.128890] #1: 00000000299ebbc5 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x1ee/0x1910 [ 217.137872] 2 locks held by getty/7169: [ 217.141868] #0: 000000005e0d26f7 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x2d/0x40 [ 217.150287] #1: 000000005d05efe7 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x1ee/0x1910 [ 217.159241] 2 locks held by getty/7170: [ 217.163342] #0: 00000000615d7bcc (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x2d/0x40 [ 217.171696] #1: 000000001f070bca (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x1ee/0x1910 [ 217.180565] 2 locks held by getty/7171: [ 217.184631] #0: 00000000d106be56 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x2d/0x40 [ 217.192916] #1: 00000000df2dadf7 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x1ee/0x1910 [ 217.201833] 2 locks held by getty/7172: [ 217.205811] #0: 0000000015d10652 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x2d/0x40 [ 217.214110] #1: 0000000049b106e1 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x1ee/0x1910 [ 217.223009] 2 locks held by getty/7173: [ 217.226987] #0: 00000000764de9da (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x2d/0x40 [ 217.235991] #1: 00000000c75da282 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x1ee/0x1910 [ 217.245019] 2 locks held by getty/7174: [ 217.249619] #0: 0000000024432de5 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x2d/0x40 [ 217.257993] #1: 00000000e8dabcb0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x1ee/0x1910 [ 217.266985] 1 lock held by syz-executor.3/7338: [ 217.271694] #0: 000000003d665978 (sk_lock-AF_ALG){+.+.}, at: af_alg_wait_for_data+0x1b3/0x440 [ 217.280465] 1 lock held by syz-executor.5/7342: [ 217.285297] #0: 00000000a824878f (sk_lock-AF_ALG){+.+.}, at: af_alg_wait_for_data+0x1b3/0x440 [ 217.294107] 1 lock held by syz-executor.2/7351: [ 217.298765] #0: 000000009f3d3f96 (sk_lock-AF_ALG){+.+.}, at: af_alg_wait_for_data+0x1b3/0x440 [ 217.307558] 1 lock held by syz-executor.2/7355: [ 217.312270] #0: 0000000080db42d5 (sk_lock-AF_ALG){+.+.}, at: af_alg_wait_for_data+0x1b3/0x440 [ 217.321045] 1 lock held by syz-executor.1/7353: [ 217.325822] #0: 00000000c07c0fc3 (sk_lock-AF_ALG){+.+.}, at: af_alg_wait_for_data+0x1b3/0x440 [ 217.334639] 1 lock held by syz-executor.1/7356: [ 217.339451] #0: 0000000022f5d9e8 (sk_lock-AF_ALG){+.+.}, at: af_alg_wait_for_data+0x1b3/0x440 [ 217.348289] 1 lock held by syz-executor.4/7363: [ 217.352995] #0: 00000000f1dff541 (sk_lock-AF_ALG){+.+.}, at: af_alg_wait_for_data+0x1b3/0x440 [ 217.362276] 1 lock held by syz-executor.0/7366: [ 217.367107] #0: 00000000b8bdd933 (sk_lock-AF_ALG){+.+.}, at: af_alg_wait_for_data+0x1b3/0x440 [ 217.375933] [ 217.377560] ============================================= [ 217.377560] [ 217.384611] NMI backtrace for cpu 0 [ 217.388238] CPU: 0 PID: 1036 Comm: khungtaskd Not tainted 4.19.107-syzkaller #0 [ 217.395676] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 217.405037] Call Trace: [ 217.407618] dump_stack+0x123/0x177 [ 217.411224] nmi_cpu_backtrace.cold.4+0x3e/0x76 [ 217.415896] ? lapic_can_unplug_cpu.cold.29+0x3f/0x3f [ 217.421066] nmi_trigger_cpumask_backtrace+0xe6/0x11a [ 217.426239] arch_trigger_cpumask_backtrace+0x14/0x20 [ 217.431425] watchdog+0x5c3/0xb40 [ 217.434872] kthread+0x327/0x3f0 [ 217.438233] ? hungtask_pm_notify+0x40/0x40 [ 217.442545] ? kthread_cancel_delayed_work_sync+0x10/0x10 [ 217.448065] ret_from_fork+0x3a/0x50 [ 217.451845] Sending NMI from CPU 0 to CPUs 1: [ 217.456408] NMI backtrace for cpu 1 skipped: idling at native_safe_halt+0x12/0x20 [ 217.457362] Kernel panic - not syncing: hung_task: blocked tasks [ 217.470199] CPU: 0 PID: 1036 Comm: khungtaskd Not tainted 4.19.107-syzkaller #0 [ 217.477631] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 217.487017] Call Trace: [ 217.489618] dump_stack+0x123/0x177 [ 217.493250] panic+0x1cd/0x387 [ 217.496449] ? __warn_printk+0xd6/0xd6 [ 217.500344] watchdog+0x5d4/0xb40 [ 217.504155] kthread+0x327/0x3f0 [ 217.507506] ? hungtask_pm_notify+0x40/0x40 [ 217.511821] ? kthread_cancel_delayed_work_sync+0x10/0x10 [ 217.517353] ret_from_fork+0x3a/0x50 [ 217.522201] Kernel Offset: disabled [ 217.525850] Rebooting in 86400 seconds..