[ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 29.312769] audit: type=1400 audit(1587970822.267:8): avc: denied { execmem } for pid=5973 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 29.552529] IPVS: ftp: loaded support on port[0] = 21 [ 30.726107] can: request_module (can-proto-0) failed. [ 30.734701] can: request_module (can-proto-0) failed. [ 30.761999] audit: type=1400 audit(1587970823.719:9): avc: denied { create } for pid=5951 comm="syz-fuzzer" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=dccp_socket permissive=1 Warning: Permanently added '10.128.10.21' (ECDSA) to the list of known hosts. 2020/04/27 07:00:31 parsed 1 programs 2020/04/27 07:00:32 executed programs: 0 [ 39.178372] audit: type=1400 audit(1587970832.135:10): avc: denied { execmem } for pid=6092 comm="syz-executor.2" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 39.404776] IPVS: ftp: loaded support on port[0] = 21 [ 40.162665] IPVS: ftp: loaded support on port[0] = 21 [ 40.235473] chnl_net:caif_netlink_parms(): no params data found [ 40.243906] IPVS: ftp: loaded support on port[0] = 21 [ 40.327692] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.334535] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.341536] device bridge_slave_0 entered promiscuous mode [ 40.359785] chnl_net:caif_netlink_parms(): no params data found [ 40.374145] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.380501] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.388713] device bridge_slave_1 entered promiscuous mode [ 40.416041] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 40.427407] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 40.456883] IPVS: ftp: loaded support on port[0] = 21 [ 40.466810] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 40.475824] team0: Port device team_slave_0 added [ 40.488931] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.495841] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.503185] device bridge_slave_0 entered promiscuous mode [ 40.510668] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 40.518581] team0: Port device team_slave_1 added [ 40.534825] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.541809] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.549397] device bridge_slave_1 entered promiscuous mode [ 40.557655] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 40.567993] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 40.589516] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 40.608127] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 40.636436] IPVS: ftp: loaded support on port[0] = 21 [ 40.656041] device hsr_slave_0 entered promiscuous mode [ 40.693756] device hsr_slave_1 entered promiscuous mode [ 40.747031] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 40.756157] team0: Port device team_slave_0 added [ 40.766552] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 40.774032] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 40.786852] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 40.795305] team0: Port device team_slave_1 added [ 40.802403] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 40.810712] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 40.936942] device hsr_slave_0 entered promiscuous mode [ 40.973360] device hsr_slave_1 entered promiscuous mode [ 41.015760] chnl_net:caif_netlink_parms(): no params data found [ 41.033570] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 41.090586] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.097111] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.104077] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.110419] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.122092] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 41.146438] IPVS: ftp: loaded support on port[0] = 21 [ 41.146907] chnl_net:caif_netlink_parms(): no params data found [ 41.177293] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.183933] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.190501] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.197478] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.249330] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.261481] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.269661] device bridge_slave_0 entered promiscuous mode [ 41.281548] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.288982] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.296854] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.303580] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.347047] 8021q: adding VLAN 0 to HW filter on device bond0 [ 41.353928] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.360272] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.368227] device bridge_slave_1 entered promiscuous mode [ 41.379756] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.386341] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.393528] device bridge_slave_0 entered promiscuous mode [ 41.400048] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.407268] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.414583] device bridge_slave_1 entered promiscuous mode [ 41.478525] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 41.487616] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 41.502533] 8021q: adding VLAN 0 to HW filter on device bond0 [ 41.528444] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 41.540380] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 41.548463] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.559432] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 41.568817] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.582619] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 41.590337] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.612808] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 41.618891] 8021q: adding VLAN 0 to HW filter on device team0 [ 41.635885] chnl_net:caif_netlink_parms(): no params data found [ 41.647172] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 41.654995] team0: Port device team_slave_0 added [ 41.660442] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 41.668003] team0: Port device team_slave_1 added [ 41.675232] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 41.682338] team0: Port device team_slave_0 added [ 41.687886] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 41.695451] team0: Port device team_slave_1 added [ 41.701379] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 41.712532] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 41.722003] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 41.729627] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 41.751929] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 41.760349] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 41.767528] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.775726] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 41.785675] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 41.791889] 8021q: adding VLAN 0 to HW filter on device team0 [ 41.801762] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 41.835982] device hsr_slave_0 entered promiscuous mode [ 41.863175] device hsr_slave_1 entered promiscuous mode [ 41.927527] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 41.938130] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 41.947099] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 41.955200] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.961647] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.969132] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 41.978171] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 41.986429] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.992837] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.002413] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 42.020433] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.046153] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 42.054028] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.063708] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.070053] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.084576] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 42.095004] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 42.136038] device hsr_slave_0 entered promiscuous mode [ 42.172895] device hsr_slave_1 entered promiscuous mode [ 42.255518] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 42.265687] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.274502] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.281148] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.288609] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 42.297889] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 42.307766] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 42.315284] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 42.326108] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.333009] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.339985] device bridge_slave_0 entered promiscuous mode [ 42.347829] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.355279] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.362087] device bridge_slave_1 entered promiscuous mode [ 42.385703] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 42.393722] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 42.403252] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 42.410655] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 42.420341] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.445210] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 42.453397] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 42.460984] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 42.470015] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 42.479270] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.491657] chnl_net:caif_netlink_parms(): no params data found [ 42.505588] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 42.515567] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 42.523379] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 42.531275] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 42.539127] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 42.547754] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 42.557905] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.570801] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 42.586033] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 42.593398] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 42.600956] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 42.610272] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 42.618258] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 42.627847] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 42.646587] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 42.656852] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.667385] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 42.678345] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 42.689247] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 42.695348] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 42.710969] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 42.720867] team0: Port device team_slave_0 added [ 42.727031] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 42.735109] team0: Port device team_slave_1 added [ 42.740466] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 42.748653] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.757617] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 42.779408] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 42.786734] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 42.794405] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.804174] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 42.813252] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 42.824145] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 42.830184] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 42.839782] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 42.847633] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.856630] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.864137] device bridge_slave_0 entered promiscuous mode [ 42.870485] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 42.877748] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 42.885509] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.902098] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 42.910114] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.916786] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.924261] device bridge_slave_1 entered promiscuous mode [ 42.984661] device hsr_slave_0 entered promiscuous mode [ 43.022469] device hsr_slave_1 entered promiscuous mode [ 43.062651] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 43.070028] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 43.092579] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 43.105801] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 43.126713] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 43.134606] team0: Port device team_slave_0 added [ 43.143066] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 43.150109] team0: Port device team_slave_1 added [ 43.158258] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 43.175676] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 43.190987] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.199513] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 43.209892] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 43.220436] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 43.227774] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 43.264596] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 43.273719] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.280670] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.293821] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 43.299926] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.312861] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.320368] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 43.367076] device hsr_slave_0 entered promiscuous mode [ 43.397662] device hsr_slave_1 entered promiscuous mode [ 43.445782] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.463653] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.480206] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 43.490388] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 43.499697] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 43.510594] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.524988] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.533109] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.539459] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.548298] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.557430] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 43.571568] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 43.580167] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 43.593380] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.601078] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.609544] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.615963] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.623680] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 43.631425] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.639774] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.652453] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 43.659840] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 43.676232] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.687463] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.696965] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 43.711377] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 43.724051] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 43.735394] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 43.741609] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.757590] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 43.768875] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.780133] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 43.788607] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 43.800370] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 43.824242] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 43.833423] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.842649] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.852147] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 43.859717] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 43.868318] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.876304] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.884656] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.891140] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.898829] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.907126] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.915655] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.922078] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.933189] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 43.942528] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 43.949295] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.957736] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.965343] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.974023] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.982556] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.988894] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.997130] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 44.005223] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.015464] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 44.025527] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.034222] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 44.043156] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 44.050880] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 44.059256] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.065694] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.075672] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 44.085791] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 44.094578] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 44.103954] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 44.111528] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 44.120223] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 44.128482] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 44.139892] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 44.147760] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 44.156878] 8021q: adding VLAN 0 to HW filter on device bond0 [ 44.164796] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 44.172984] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.180586] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 44.189232] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 44.197306] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 44.206940] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 44.215752] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 44.225694] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 44.235542] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 44.246742] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 44.256934] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 44.266454] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 44.275895] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 44.284935] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 44.295551] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 44.303327] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.311007] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 44.318099] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.325132] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 44.333065] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 44.340672] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 44.352711] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 44.363337] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 44.369417] 8021q: adding VLAN 0 to HW filter on device team0 [ 44.379552] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 44.388703] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 44.400746] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 44.409235] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 44.417882] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 44.426214] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.436218] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.447174] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 44.454258] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 44.462707] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 44.471014] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 44.485237] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 44.493697] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.500046] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.508186] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 44.517088] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.527091] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.537099] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 44.544683] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 44.553222] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 44.560857] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.567294] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.576272] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready 2020/04/27 07:00:37 executed programs: 10 [ 44.588148] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 44.611036] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 44.619023] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.627133] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 44.636634] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 44.643077] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 44.651730] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 44.660543] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 44.674810] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 44.693594] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 44.706596] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 44.717172] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 44.724318] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 44.732851] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 44.740679] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 44.754252] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 44.767917] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 44.775111] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 44.788107] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 44.801786] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 44.816804] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 44.829648] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.842245] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 44.856553] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 44.865165] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.877928] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 44.889750] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 44.923923] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 44.944406] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 284.567069] INFO: task syz-executor.3:7061 blocked for more than 140 seconds. [ 284.574788] Not tainted 4.14.177-syzkaller #0 [ 284.581599] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 284.589813] syz-executor.3 D27976 7061 6097 0x00000004 [ 284.596796] Call Trace: [ 284.599521] __schedule+0x786/0x1d30 [ 284.603231] ? pci_mmcfg_check_reserved+0x120/0x120 [ 284.608346] ? trace_hardirqs_on+0x10/0x10 [ 284.612589] schedule+0x7f/0x1b0 [ 284.615947] schedule_timeout+0x6ea/0xcc0 [ 284.620133] ? find_held_lock+0x36/0x1d0 [ 284.624360] ? usleep_range+0x120/0x120 [ 284.628375] ? mark_held_locks+0xc7/0x130 [ 284.632526] ? _raw_spin_unlock_irq+0x27/0x80 [ 284.638103] ? trace_hardirqs_on_caller+0x40c/0x580 [ 284.643212] wait_for_completion+0x263/0x440 [ 284.647821] ? wait_for_completion_interruptible+0x4e0/0x4e0 [ 284.653615] ? wake_up_q+0xe0/0xe0 [ 284.657196] af_alg_wait_for_completion+0x1f/0x90 [ 284.662024] aead_recvmsg+0x1193/0x2680 [ 284.665977] ? aead_release+0x50/0x50 [ 284.669803] ? selinux_socket_recvmsg+0x31/0x40 [ 284.674466] ? security_socket_recvmsg+0x7d/0xc0 [ 284.679300] ? aead_release+0x50/0x50 [ 284.683089] sock_recvmsg+0xb9/0xf0 [ 284.686762] sock_read_iter+0x237/0x410 [ 284.690725] ? sock_recvmsg+0xf0/0xf0 [ 284.694507] ? fsnotify+0x1160/0x1160 [ 284.698355] do_iter_readv_writev+0x3c9/0x910 [ 284.702836] ? selinux_file_permission+0x2d1/0x3e0 [ 284.708344] ? vfs_dedupe_file_range+0x800/0x800 [ 284.713098] ? rw_verify_area+0xb8/0x2b0 [ 284.717197] do_iter_read+0x1de/0x5a0 [ 284.720988] ? dup_iter+0x250/0x250 [ 284.724602] vfs_readv+0xb6/0x110 [ 284.728083] ? compat_rw_copy_check_uvector+0x310/0x310 [ 284.733437] ? __fget+0x1ad/0x2f0 [ 284.736935] ? lock_downgrade+0x7f0/0x7f0 [ 284.741084] ? __fget+0x1ca/0x2f0 [ 284.744525] ? do_preadv+0x250/0x250 [ 284.748350] ? __fget_light+0x166/0x200 [ 284.752319] do_readv+0x10d/0x320 [ 284.755748] ? vfs_readv+0x110/0x110 [ 284.759505] ? move_addr_to_kernel+0x20/0x20 [ 284.763923] ? do_syscall_64+0x4c/0x5b0 [ 284.767954] ? do_preadv+0x250/0x250 [ 284.771666] SyS_readv+0xb/0x10 [ 284.774920] do_syscall_64+0x1c9/0x5b0 [ 284.778850] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 284.783692] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 284.788924] RIP: 0033:0x458c29 [ 284.792123] RSP: 002b:00007fa4b2233c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000013 [ 284.800162] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000458c29 [ 284.807669] RDX: 0000000000000001 RSI: 00000000200007c0 RDI: 0000000000000004 [ 284.814941] RBP: 000000000073bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 284.822276] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fa4b22346d4 [ 284.830272] R13: 00000000004c5985 R14: 00000000004d9fe0 R15: 00000000ffffffff [ 284.838223] INFO: task syz-executor.1:7072 blocked for more than 140 seconds. [ 284.845856] Not tainted 4.14.177-syzkaller #0 [ 284.850952] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 284.858986] syz-executor.1 D28312 7072 6102 0x00000004 [ 284.864632] Call Trace: [ 284.867278] __schedule+0x786/0x1d30 [ 284.870995] ? pci_mmcfg_check_reserved+0x120/0x120 [ 284.875994] ? trace_hardirqs_on+0x10/0x10 [ 284.880299] schedule+0x7f/0x1b0 [ 284.883716] schedule_timeout+0x6ea/0xcc0 [ 284.888251] ? find_held_lock+0x36/0x1d0 [ 284.892318] ? usleep_range+0x120/0x120 [ 284.896288] ? mark_held_locks+0xc7/0x130 [ 284.900930] ? _raw_spin_unlock_irq+0x27/0x80 [ 284.905422] ? trace_hardirqs_on_caller+0x40c/0x580 [ 284.913982] wait_for_completion+0x263/0x440 [ 284.918463] ? wait_for_completion_interruptible+0x4e0/0x4e0 [ 284.925211] ? wake_up_q+0xe0/0xe0 [ 284.928970] af_alg_wait_for_completion+0x1f/0x90 [ 284.933807] aead_recvmsg+0x1193/0x2680 [ 284.937837] ? aead_release+0x50/0x50 [ 284.941663] ? selinux_socket_recvmsg+0x31/0x40 [ 284.946405] ? security_socket_recvmsg+0x7d/0xc0 [ 284.951192] ? aead_release+0x50/0x50 [ 284.954983] sock_recvmsg+0xb9/0xf0 [ 284.958655] sock_read_iter+0x237/0x410 [ 284.962615] ? sock_recvmsg+0xf0/0xf0 [ 284.966406] ? fsnotify+0x1160/0x1160 [ 284.971217] do_iter_readv_writev+0x3c9/0x910 [ 284.975713] ? selinux_file_permission+0x2d1/0x3e0 [ 284.980709] ? vfs_dedupe_file_range+0x800/0x800 [ 284.985578] ? rw_verify_area+0xb8/0x2b0 [ 284.989694] do_iter_read+0x1de/0x5a0 [ 284.993688] ? dup_iter+0x250/0x250 [ 284.997382] vfs_readv+0xb6/0x110 [ 285.001177] ? compat_rw_copy_check_uvector+0x310/0x310 [ 285.006536] ? __fget+0x1ad/0x2f0 [ 285.010145] ? lock_downgrade+0x7f0/0x7f0 [ 285.014303] ? __fget+0x1ca/0x2f0 [ 285.018096] ? do_preadv+0x250/0x250 [ 285.021834] ? __fget_light+0x166/0x200 [ 285.025813] do_readv+0x10d/0x320 [ 285.029330] ? vfs_readv+0x110/0x110 [ 285.033111] ? move_addr_to_kernel+0x20/0x20 [ 285.037677] ? do_syscall_64+0x4c/0x5b0 [ 285.041738] ? do_preadv+0x250/0x250 [ 285.045434] SyS_readv+0xb/0x10 [ 285.048781] do_syscall_64+0x1c9/0x5b0 [ 285.052699] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 285.057710] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 285.062899] RIP: 0033:0x458c29 [ 285.066209] RSP: 002b:00007f4ca451bc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000013 [ 285.074153] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000458c29 [ 285.081486] RDX: 0000000000000001 RSI: 00000000200007c0 RDI: 0000000000000004 [ 285.088909] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 285.096179] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4ca451c6d4 [ 285.104098] R13: 00000000004c5985 R14: 00000000004d9fe0 R15: 00000000ffffffff [ 285.111478] INFO: task syz-executor.1:7079 blocked for more than 140 seconds. [ 285.118817] Not tainted 4.14.177-syzkaller #0 [ 285.123821] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 285.131883] syz-executor.1 D27976 7079 6102 0x00000004 [ 285.137580] Call Trace: [ 285.140163] __schedule+0x786/0x1d30 [ 285.143873] ? pci_mmcfg_check_reserved+0x120/0x120 [ 285.148918] ? trace_hardirqs_on+0x10/0x10 [ 285.153182] schedule+0x7f/0x1b0 [ 285.156527] schedule_timeout+0x6ea/0xcc0 [ 285.160898] ? find_held_lock+0x36/0x1d0 [ 285.164975] ? usleep_range+0x120/0x120 [ 285.169138] ? mark_held_locks+0xc7/0x130 [ 285.173401] ? _raw_spin_unlock_irq+0x27/0x80 [ 285.177961] ? trace_hardirqs_on_caller+0x40c/0x580 [ 285.182980] wait_for_completion+0x263/0x440 [ 285.187423] ? wait_for_completion_interruptible+0x4e0/0x4e0 [ 285.193262] ? wake_up_q+0xe0/0xe0 [ 285.196850] af_alg_wait_for_completion+0x1f/0x90 [ 285.201684] aead_recvmsg+0x1193/0x2680 [ 285.206172] ? aead_release+0x50/0x50 [ 285.210041] ? selinux_socket_recvmsg+0x31/0x40 [ 285.214729] ? security_socket_recvmsg+0x7d/0xc0 [ 285.219542] ? aead_release+0x50/0x50 [ 285.223376] sock_recvmsg+0xb9/0xf0 [ 285.227629] sock_read_iter+0x237/0x410 [ 285.231606] ? sock_recvmsg+0xf0/0xf0 [ 285.235387] ? fsnotify+0x1160/0x1160 [ 285.239244] do_iter_readv_writev+0x3c9/0x910 [ 285.243752] ? selinux_file_permission+0x2d1/0x3e0 [ 285.248734] ? vfs_dedupe_file_range+0x800/0x800 [ 285.253502] ? rw_verify_area+0xb8/0x2b0 [ 285.257629] do_iter_read+0x1de/0x5a0 [ 285.261425] ? dup_iter+0x250/0x250 [ 285.265055] vfs_readv+0xb6/0x110 [ 285.268537] ? compat_rw_copy_check_uvector+0x310/0x310 [ 285.273898] ? __fget+0x1ad/0x2f0 [ 285.277401] ? lock_downgrade+0x7f0/0x7f0 [ 285.281659] ? __fget+0x1ca/0x2f0 [ 285.285092] ? do_preadv+0x250/0x250 [ 285.288837] ? __fget_light+0x166/0x200 [ 285.293192] do_readv+0x10d/0x320 [ 285.296695] ? vfs_readv+0x110/0x110 [ 285.300406] ? move_addr_to_kernel+0x20/0x20 [ 285.304806] ? do_syscall_64+0x4c/0x5b0 [ 285.309260] ? do_preadv+0x250/0x250 [ 285.312978] SyS_readv+0xb/0x10 [ 285.316342] do_syscall_64+0x1c9/0x5b0 [ 285.320275] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 285.325129] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 285.330356] RIP: 0033:0x458c29 [ 285.333968] RSP: 002b:00007f4ca44fac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000013 [ 285.341713] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000458c29 [ 285.349035] RDX: 0000000000000001 RSI: 00000000200007c0 RDI: 0000000000000004 [ 285.356303] RBP: 000000000073bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 285.364171] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4ca44fb6d4 [ 285.371506] R13: 00000000004c5985 R14: 00000000004d9fe0 R15: 00000000ffffffff [ 285.378870] INFO: task syz-executor.2:7102 blocked for more than 140 seconds. [ 285.386566] Not tainted 4.14.177-syzkaller #0 [ 285.391609] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 285.399763] syz-executor.2 D27976 7102 6098 0x00000004 [ 285.405406] Call Trace: [ 285.408023] __schedule+0x786/0x1d30 [ 285.411740] ? pci_mmcfg_check_reserved+0x120/0x120 [ 285.416829] ? trace_hardirqs_on+0x10/0x10 [ 285.421054] schedule+0x7f/0x1b0 [ 285.424402] schedule_timeout+0x6ea/0xcc0 [ 285.428588] ? find_held_lock+0x36/0x1d0 [ 285.432646] ? usleep_range+0x120/0x120 [ 285.436668] ? mark_held_locks+0xc7/0x130 [ 285.440811] ? _raw_spin_unlock_irq+0x27/0x80 [ 285.445292] ? trace_hardirqs_on_caller+0x40c/0x580 [ 285.450354] wait_for_completion+0x263/0x440 [ 285.454759] ? wait_for_completion_interruptible+0x4e0/0x4e0 [ 285.460596] ? wake_up_q+0xe0/0xe0 [ 285.464131] af_alg_wait_for_completion+0x1f/0x90 [ 285.469000] aead_recvmsg+0x1193/0x2680 [ 285.472972] ? aead_release+0x50/0x50 [ 285.476827] ? selinux_socket_recvmsg+0x31/0x40 [ 285.481502] ? security_socket_recvmsg+0x7d/0xc0 [ 285.486235] ? aead_release+0x50/0x50 [ 285.490618] sock_recvmsg+0xb9/0xf0 [ 285.494255] sock_read_iter+0x237/0x410 [ 285.498274] ? sock_recvmsg+0xf0/0xf0 [ 285.502066] ? fsnotify+0x1160/0x1160 [ 285.505849] do_iter_readv_writev+0x3c9/0x910 [ 285.510387] ? selinux_file_permission+0x2d1/0x3e0 [ 285.515333] ? vfs_dedupe_file_range+0x800/0x800 [ 285.520122] ? rw_verify_area+0xb8/0x2b0 [ 285.524182] do_iter_read+0x1de/0x5a0 [ 285.528147] ? dup_iter+0x250/0x250 [ 285.531778] vfs_readv+0xb6/0x110 [ 285.535417] ? compat_rw_copy_check_uvector+0x310/0x310 [ 285.540820] ? __fget+0x1ad/0x2f0 [ 285.544264] ? lock_downgrade+0x7f0/0x7f0 [ 285.548440] ? __fget+0x1ca/0x2f0 [ 285.551886] ? do_preadv+0x250/0x250 [ 285.555586] ? __fget_light+0x166/0x200 [ 285.559616] do_readv+0x10d/0x320 [ 285.563058] ? vfs_readv+0x110/0x110 [ 285.566804] ? move_addr_to_kernel+0x20/0x20 [ 285.571202] ? do_syscall_64+0x4c/0x5b0 [ 285.575151] ? do_preadv+0x250/0x250 [ 285.578922] SyS_readv+0xb/0x10 [ 285.582214] do_syscall_64+0x1c9/0x5b0 [ 285.586089] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 285.590966] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 285.596154] RIP: 0033:0x458c29 [ 285.599383] RSP: 002b:00007f894693fc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000013 [ 285.607196] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000458c29 [ 285.614462] RDX: 0000000000000001 RSI: 00000000200007c0 RDI: 0000000000000004 [ 285.622318] RBP: 000000000073bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 285.629651] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f89469406d4 [ 285.636994] R13: 00000000004c5985 R14: 00000000004d9fe0 R15: 00000000ffffffff [ 285.644297] INFO: task syz-executor.4:7110 blocked for more than 140 seconds. [ 285.651613] Not tainted 4.14.177-syzkaller #0 [ 285.656679] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 285.664647] syz-executor.4 D27976 7110 6100 0x00000004 [ 285.670343] Call Trace: [ 285.672933] __schedule+0x786/0x1d30 [ 285.676960] ? pci_mmcfg_check_reserved+0x120/0x120 [ 285.681994] ? trace_hardirqs_on+0x10/0x10 [ 285.686218] schedule+0x7f/0x1b0 [ 285.689635] schedule_timeout+0x6ea/0xcc0 [ 285.693962] ? find_held_lock+0x36/0x1d0 [ 285.698171] ? usleep_range+0x120/0x120 [ 285.702251] ? mark_held_locks+0xc7/0x130 [ 285.706430] ? _raw_spin_unlock_irq+0x27/0x80 [ 285.710995] ? trace_hardirqs_on_caller+0x40c/0x580 [ 285.716019] wait_for_completion+0x263/0x440 [ 285.720575] ? wait_for_completion_interruptible+0x4e0/0x4e0 [ 285.726498] ? wake_up_q+0xe0/0xe0 [ 285.730092] af_alg_wait_for_completion+0x1f/0x90 [ 285.735042] aead_recvmsg+0x1193/0x2680 [ 285.739069] ? aead_release+0x50/0x50 [ 285.742960] ? selinux_socket_recvmsg+0x31/0x40 [ 285.748380] ? security_socket_recvmsg+0x7d/0xc0 [ 285.755846] ? aead_release+0x50/0x50 [ 285.759802] sock_recvmsg+0xb9/0xf0 [ 285.763466] sock_read_iter+0x237/0x410 [ 285.767660] ? sock_recvmsg+0xf0/0xf0 [ 285.771467] ? fsnotify+0x1160/0x1160 [ 285.775260] do_iter_readv_writev+0x3c9/0x910 [ 285.779813] ? selinux_file_permission+0x2d1/0x3e0 [ 285.784765] ? vfs_dedupe_file_range+0x800/0x800 [ 285.789558] ? rw_verify_area+0xb8/0x2b0 [ 285.793616] do_iter_read+0x1de/0x5a0 [ 285.797464] ? dup_iter+0x250/0x250 [ 285.801083] vfs_readv+0xb6/0x110 [ 285.804513] ? compat_rw_copy_check_uvector+0x310/0x310 [ 285.810006] ? __fget+0x1ad/0x2f0 [ 285.813465] ? lock_downgrade+0x7f0/0x7f0 [ 285.817662] ? __fget+0x1ca/0x2f0 [ 285.821212] ? do_preadv+0x250/0x250 [ 285.824900] ? __fget_light+0x166/0x200 [ 285.828908] do_readv+0x10d/0x320 [ 285.832369] ? vfs_readv+0x110/0x110 [ 285.836068] ? move_addr_to_kernel+0x20/0x20 [ 285.840534] ? do_syscall_64+0x4c/0x5b0 [ 285.844501] ? do_preadv+0x250/0x250 [ 285.848296] SyS_readv+0xb/0x10 [ 285.851566] do_syscall_64+0x1c9/0x5b0 [ 285.855429] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 285.860665] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 285.865862] RIP: 0033:0x458c29 [ 285.869190] RSP: 002b:00007f6f08cc9c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000013 [ 285.877924] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000458c29 [ 285.885198] RDX: 0000000000000001 RSI: 00000000200007c0 RDI: 0000000000000004 [ 285.892499] RBP: 000000000073bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 285.899833] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6f08cca6d4 [ 285.907221] R13: 00000000004c5985 R14: 00000000004d9fe0 R15: 00000000ffffffff [ 285.914512] INFO: task syz-executor.5:7116 blocked for more than 140 seconds. [ 285.921848] Not tainted 4.14.177-syzkaller #0 [ 285.926892] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 285.934846] syz-executor.5 D27976 7116 6104 0x00000004 [ 285.940954] Call Trace: [ 285.943535] __schedule+0x786/0x1d30 [ 285.947287] ? pci_mmcfg_check_reserved+0x120/0x120 [ 285.952295] ? trace_hardirqs_on+0x10/0x10 [ 285.956548] schedule+0x7f/0x1b0 [ 285.959972] schedule_timeout+0x6ea/0xcc0 [ 285.964125] ? find_held_lock+0x36/0x1d0 [ 285.968505] ? usleep_range+0x120/0x120 [ 285.972690] ? mark_held_locks+0xc7/0x130 [ 285.976892] ? _raw_spin_unlock_irq+0x27/0x80 [ 285.981395] ? trace_hardirqs_on_caller+0x40c/0x580 [ 285.986483] wait_for_completion+0x263/0x440 [ 285.990926] ? wait_for_completion_interruptible+0x4e0/0x4e0 [ 285.996878] ? wake_up_q+0xe0/0xe0 [ 286.000429] af_alg_wait_for_completion+0x1f/0x90 [ 286.005246] aead_recvmsg+0x1193/0x2680 [ 286.009948] ? aead_release+0x50/0x50 [ 286.013769] ? selinux_socket_recvmsg+0x31/0x40 [ 286.018481] ? security_socket_recvmsg+0x7d/0xc0 [ 286.023232] ? aead_release+0x50/0x50 [ 286.027061] sock_recvmsg+0xb9/0xf0 [ 286.030684] sock_read_iter+0x237/0x410 [ 286.034651] ? sock_recvmsg+0xf0/0xf0 [ 286.038506] ? fsnotify+0x1160/0x1160 [ 286.042298] do_iter_readv_writev+0x3c9/0x910 [ 286.046839] ? selinux_file_permission+0x2d1/0x3e0 [ 286.051769] ? vfs_dedupe_file_range+0x800/0x800 [ 286.056739] ? rw_verify_area+0xb8/0x2b0 [ 286.060803] do_iter_read+0x1de/0x5a0 [ 286.064593] ? dup_iter+0x250/0x250 [ 286.068257] vfs_readv+0xb6/0x110 [ 286.071722] ? compat_rw_copy_check_uvector+0x310/0x310 [ 286.077310] ? __fget+0x1ad/0x2f0 [ 286.080756] ? lock_downgrade+0x7f0/0x7f0 [ 286.084906] ? __fget+0x1ca/0x2f0 [ 286.088403] ? do_preadv+0x250/0x250 [ 286.092174] ? __fget_light+0x166/0x200 [ 286.096171] do_readv+0x10d/0x320 [ 286.099690] ? vfs_readv+0x110/0x110 [ 286.103488] ? move_addr_to_kernel+0x20/0x20 [ 286.108041] ? do_syscall_64+0x4c/0x5b0 [ 286.112016] ? do_preadv+0x250/0x250 [ 286.115712] SyS_readv+0xb/0x10 [ 286.119049] do_syscall_64+0x1c9/0x5b0 [ 286.122928] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 286.127826] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 286.133014] RIP: 0033:0x458c29 [ 286.136184] RSP: 002b:00007f3ecff07c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000013 [ 286.144506] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000458c29 [ 286.153573] RDX: 0000000000000001 RSI: 00000000200007c0 RDI: 0000000000000004 [ 286.160902] RBP: 000000000073bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 286.168291] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f3ecff086d4 [ 286.175580] R13: 00000000004c5985 R14: 00000000004d9fe0 R15: 00000000ffffffff [ 286.182910] INFO: task syz-executor.0:7137 blocked for more than 140 seconds. [ 286.190665] Not tainted 4.14.177-syzkaller #0 [ 286.195688] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 286.203686] syz-executor.0 D27976 7137 6105 0x00000004 [ 286.209394] Call Trace: [ 286.211996] __schedule+0x786/0x1d30 [ 286.215687] ? pci_mmcfg_check_reserved+0x120/0x120 [ 286.220741] ? trace_hardirqs_on+0x10/0x10 [ 286.224997] schedule+0x7f/0x1b0 [ 286.228578] schedule_timeout+0x6ea/0xcc0 [ 286.232716] ? find_held_lock+0x36/0x1d0 [ 286.236826] ? usleep_range+0x120/0x120 [ 286.240842] ? mark_held_locks+0xc7/0x130 [ 286.245148] ? _raw_spin_unlock_irq+0x27/0x80 [ 286.249688] ? trace_hardirqs_on_caller+0x40c/0x580 [ 286.254722] wait_for_completion+0x263/0x440 [ 286.259181] ? wait_for_completion_interruptible+0x4e0/0x4e0 [ 286.266151] ? wake_up_q+0xe0/0xe0 [ 286.270275] af_alg_wait_for_completion+0x1f/0x90 [ 286.275565] aead_recvmsg+0x1193/0x2680 [ 286.279608] ? aead_release+0x50/0x50 [ 286.283408] ? selinux_socket_recvmsg+0x31/0x40 [ 286.288115] ? security_socket_recvmsg+0x7d/0xc0 [ 286.292866] ? aead_release+0x50/0x50 [ 286.296704] sock_recvmsg+0xb9/0xf0 [ 286.300727] sock_read_iter+0x237/0x410 [ 286.304699] ? sock_recvmsg+0xf0/0xf0 [ 286.308569] ? fsnotify+0x1160/0x1160 [ 286.312396] do_iter_readv_writev+0x3c9/0x910 [ 286.317027] ? selinux_file_permission+0x2d1/0x3e0 [ 286.321952] ? vfs_dedupe_file_range+0x800/0x800 [ 286.326865] ? rw_verify_area+0xb8/0x2b0 [ 286.331085] do_iter_read+0x1de/0x5a0 [ 286.334912] ? dup_iter+0x250/0x250 [ 286.338619] vfs_readv+0xb6/0x110 [ 286.342067] ? compat_rw_copy_check_uvector+0x310/0x310 [ 286.347637] ? __fget+0x1ad/0x2f0 [ 286.351182] ? lock_downgrade+0x7f0/0x7f0 [ 286.355326] ? __fget+0x1ca/0x2f0 [ 286.358830] ? do_preadv+0x250/0x250 [ 286.362589] ? __fget_light+0x166/0x200 [ 286.366609] do_readv+0x10d/0x320 [ 286.370332] ? vfs_readv+0x110/0x110 [ 286.374035] ? move_addr_to_kernel+0x20/0x20 [ 286.379268] ? do_syscall_64+0x4c/0x5b0 [ 286.383505] ? do_preadv+0x250/0x250 [ 286.387283] SyS_readv+0xb/0x10 [ 286.391369] do_syscall_64+0x1c9/0x5b0 [ 286.395432] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 286.400860] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 286.406169] RIP: 0033:0x458c29 [ 286.409506] RSP: 002b:00007fe3b2c9ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000013 [ 286.417273] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000458c29 [ 286.424555] RDX: 0000000000000001 RSI: 00000000200007c0 RDI: 0000000000000004 [ 286.433017] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 286.440504] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fe3b2c9b6d4 [ 286.447821] R13: 00000000004c5985 R14: 00000000004d9fe0 R15: 00000000ffffffff [ 286.455201] INFO: task syz-executor.0:7140 blocked for more than 140 seconds. [ 286.462549] Not tainted 4.14.177-syzkaller #0 [ 286.467614] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 286.475573] syz-executor.0 D27736 7140 6105 0x00000004 [ 286.481359] Call Trace: [ 286.483947] __schedule+0x786/0x1d30 [ 286.487740] ? pci_mmcfg_check_reserved+0x120/0x120 [ 286.492751] ? trace_hardirqs_on+0x10/0x10 [ 286.497053] schedule+0x7f/0x1b0 [ 286.500424] schedule_timeout+0x6ea/0xcc0 [ 286.504568] ? find_held_lock+0x36/0x1d0 [ 286.508672] ? usleep_range+0x120/0x120 [ 286.512666] ? mark_held_locks+0xc7/0x130 [ 286.516860] ? _raw_spin_unlock_irq+0x27/0x80 [ 286.521360] ? trace_hardirqs_on_caller+0x40c/0x580 [ 286.526357] wait_for_completion+0x263/0x440 [ 286.531323] ? wait_for_completion_interruptible+0x4e0/0x4e0 [ 286.537289] ? wake_up_q+0xe0/0xe0 [ 286.540828] af_alg_wait_for_completion+0x1f/0x90 [ 286.545656] aead_recvmsg+0x1193/0x2680 [ 286.549682] ? aead_release+0x50/0x50 [ 286.553487] ? selinux_socket_recvmsg+0x31/0x40 [ 286.558202] ? security_socket_recvmsg+0x7d/0xc0 [ 286.562951] ? aead_release+0x50/0x50 [ 286.567556] sock_recvmsg+0xb9/0xf0 [ 286.571186] sock_read_iter+0x237/0x410 [ 286.575138] ? sock_recvmsg+0xf0/0xf0 [ 286.578988] ? fsnotify+0x1160/0x1160 [ 286.582791] do_iter_readv_writev+0x3c9/0x910 [ 286.587323] ? selinux_file_permission+0x2d1/0x3e0 [ 286.592265] ? vfs_dedupe_file_range+0x800/0x800 [ 286.597068] ? rw_verify_area+0xb8/0x2b0 [ 286.601122] do_iter_read+0x1de/0x5a0 [ 286.604935] ? dup_iter+0x250/0x250 [ 286.608602] vfs_readv+0xb6/0x110 [ 286.612396] ? compat_rw_copy_check_uvector+0x310/0x310 [ 286.617817] ? __fget+0x1ad/0x2f0 [ 286.621280] ? lock_downgrade+0x7f0/0x7f0 [ 286.625420] ? __fget+0x1ca/0x2f0 [ 286.628902] ? do_preadv+0x250/0x250 [ 286.632646] ? __fget_light+0x166/0x200 [ 286.636674] do_readv+0x10d/0x320 [ 286.640122] ? vfs_readv+0x110/0x110 [ 286.643830] ? move_addr_to_kernel+0x20/0x20 [ 286.648498] ? do_syscall_64+0x4c/0x5b0 [ 286.652467] ? do_preadv+0x250/0x250 [ 286.656156] SyS_readv+0xb/0x10 [ 286.660022] do_syscall_64+0x1c9/0x5b0 [ 286.663928] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 286.668799] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 286.674234] RIP: 0033:0x458c29 [ 286.677466] RSP: 002b:00007fe3b2c79c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000013 [ 286.685161] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000458c29 [ 286.692464] RDX: 0000000000000001 RSI: 00000000200007c0 RDI: 0000000000000004 [ 286.699792] RBP: 000000000073bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 286.707090] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fe3b2c7a6d4 [ 286.714353] R13: 00000000004c5985 R14: 00000000004d9fe0 R15: 00000000ffffffff [ 286.721838] [ 286.721838] Showing all locks held in the system: [ 286.728303] 1 lock held by khungtaskd/1011: [ 286.732738] #0: (tasklist_lock){.+.+}, at: [] debug_show_all_locks+0x79/0x218 [ 286.741942] 1 lock held by syz-executor.3/7061: [ 286.747003] #0: (sk_lock-AF_ALG){+.+.}, at: [] af_alg_wait_for_data+0x1ab/0x420 [ 286.756248] 1 lock held by syz-executor.1/7072: [ 286.761085] #0: (sk_lock-AF_ALG){+.+.}, at: [] af_alg_wait_for_data+0x1ab/0x420 [ 286.770450] 1 lock held by syz-executor.1/7079: [ 286.775121] #0: (sk_lock-AF_ALG){+.+.}, at: [] af_alg_wait_for_data+0x1ab/0x420 [ 286.784382] 1 lock held by syz-executor.2/7102: [ 286.789118] #0: (sk_lock-AF_ALG){+.+.}, at: [] af_alg_wait_for_data+0x1ab/0x420 [ 286.798479] 1 lock held by syz-executor.4/7110: [ 286.803132] #0: (sk_lock-AF_ALG){+.+.}, at: [] af_alg_wait_for_data+0x1ab/0x420 [ 286.812369] 1 lock held by syz-executor.5/7116: [ 286.818056] #0: (sk_lock-AF_ALG){+.+.}, at: [] af_alg_wait_for_data+0x1ab/0x420 [ 286.827335] 1 lock held by syz-executor.0/7137: [ 286.832016] #0: (sk_lock-AF_ALG){+.+.}, at: [] af_alg_wait_for_data+0x1ab/0x420 [ 286.841306] 1 lock held by syz-executor.0/7140: [ 286.846141] #0: (sk_lock-AF_ALG){+.+.}, at: [] af_alg_wait_for_data+0x1ab/0x420 [ 286.855600] [ 286.857321] ============================================= [ 286.857321] [ 286.864409] NMI backtrace for cpu 0 [ 286.868263] CPU: 0 PID: 1011 Comm: khungtaskd Not tainted 4.14.177-syzkaller #0 [ 286.876115] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 286.885478] Call Trace: [ 286.888123] dump_stack+0xf7/0x13b [ 286.891642] nmi_cpu_backtrace.cold.4+0x3e/0x76 [ 286.896373] ? irq_force_complete_move.cold.16+0x64/0x64 [ 286.901800] nmi_trigger_cpumask_backtrace+0xe5/0x119 [ 286.906965] arch_trigger_cpumask_backtrace+0x14/0x20 [ 286.912145] watchdog+0x522/0xb40 [ 286.915571] ? trace_hardirqs_on_caller+0x40c/0x580 [ 286.920563] kthread+0x33b/0x410 [ 286.923911] ? hungtask_pm_notify+0x40/0x40 [ 286.928204] ? kthread_create_on_node+0xa0/0xa0 [ 286.932970] ret_from_fork+0x3a/0x50 [ 286.936851] Sending NMI from CPU 0 to CPUs 1: [ 286.941565] NMI backtrace for cpu 1 [ 286.941567] CPU: 1 PID: 5569 Comm: rs:main Q:Reg Not tainted 4.14.177-syzkaller #0 [ 286.941569] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 286.941570] task: ffff8880913de100 task.stack: ffff888090ea8000 [ 286.941571] RIP: 0010:__inc_node_page_state+0x49/0x80 [ 286.941573] RSP: 0018:ffff888090eaf788 EFLAGS: 00000046 [ 286.941575] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 286.941576] RDX: 1ffffffff108a788 RSI: 0000000000000019 RDI: ffffffff88453c40 [ 286.941578] RBP: ffff888090eaf798 R08: ffff8880913dea48 R09: 00000000000031a8 [ 286.941579] R10: 00000000000000a0 R11: ffff8880913de100 R12: ffff8880a1f64d58 [ 286.941580] R13: ffffea0001f0be40 R14: 0000000000000000 R15: 0000000000000286 [ 286.941582] FS: 00007fa6c1b52700(0000) GS:ffff8880aef00000(0000) knlGS:0000000000000000 [ 286.941583] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 286.941585] CR2: 000000000079848c CR3: 00000000971b9000 CR4: 00000000001406e0 [ 286.941586] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 286.941587] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 286.941588] Call Trace: [ 286.941590] account_page_dirtied+0x364/0x8d0 [ 286.941591] __set_page_dirty+0x6f/0x230 [ 286.941592] mark_buffer_dirty+0x289/0x3c0 [ 286.941593] __block_commit_write.isra.38+0xbd/0x1f0 [ 286.941594] block_write_end+0x2e/0xf0 [ 286.941595] ? __lock_is_held+0xb5/0x140 [ 286.941596] ? __block_write_begin+0xc/0x10 [ 286.941597] generic_write_end+0x74/0x220 [ 286.941598] ext4_da_write_end+0x2d8/0xa20 [ 286.941600] ? iov_iter_copy_from_user_atomic+0x206/0x900 [ 286.941601] generic_perform_write+0x324/0x460 [ 286.941602] ? __mark_inode_dirty+0x592/0xe90 [ 286.941603] ? page_endio+0x430/0x430 [ 286.941604] ? file_update_time+0x230/0x360 [ 286.941605] ? current_time+0xa0/0xa0 [ 286.941606] ? lock_acquire+0x173/0x400 [ 286.941607] ? ext4_file_write_iter+0x1db/0xe40 [ 286.941608] __generic_file_write_iter+0x201/0x580 [ 286.941610] ext4_file_write_iter+0x27a/0xe40 [ 286.941611] ? ext4_file_mmap+0x260/0x260 [ 286.941612] ? trace_hardirqs_on+0x10/0x10 [ 286.941613] ? trace_hardirqs_off+0x10/0x10 [ 286.941614] __vfs_write+0x41b/0x850 [ 286.941615] ? trace_hardirqs_off+0x10/0x10 [ 286.941616] ? kernel_read+0x130/0x130 [ 286.941617] ? __lock_is_held+0xb5/0x140 [ 286.941618] ? rcu_sync_lockdep_assert+0x73/0xb0 [ 286.941619] ? __sb_start_write+0x1f3/0x2a0 [ 286.941620] vfs_write+0x150/0x4f0 [ 286.941621] SyS_write+0x100/0x250 [ 286.941622] ? SyS_read+0x250/0x250 [ 286.941623] ? do_syscall_64+0x4c/0x5b0 [ 286.941624] ? SyS_read+0x250/0x250 [ 286.941625] do_syscall_64+0x1c9/0x5b0 [ 286.941627] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 286.941628] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 286.941629] RIP: 0033:0x7fa6c45961cd [ 286.941630] RSP: 002b:00007fa6c1b51590 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 286.941632] RAX: ffffffffffffffda RBX: 00007fa6b8026ca0 RCX: 00007fa6c45961cd [ 286.941634] RDX: 0000000000000517 RSI: 00007fa6b8026ca0 RDI: 000000000000000a [ 286.941635] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 286.941636] R10: 0000000000000000 R11: 0000000000000293 R12: 00007fa6b8026a20 [ 286.941638] R13: 00007fa6c1b515b0 R14: 0000563b1ea047c0 R15: 0000000000000517 [ 286.941639] Code: 3c 02 00 75 3a 48 b8 00 00 00 00 00 fc ff df 48 8b 1b 48 c1 eb 3a 48 8d 3c dd 40 3c 45 88 48 89 fa 48 c1 ea 03 80 3c 02 00 75 21 <48> 8b 3c dd 40 3c 45 88 e8 ca fe ff ff 48 83 c4 08 5b 5d c3 89 [ 286.942386] Kernel panic - not syncing: hung_task: blocked tasks [ 287.283683] CPU: 0 PID: 1011 Comm: khungtaskd Not tainted 4.14.177-syzkaller #0 [ 287.291120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 287.300492] Call Trace: [ 287.303079] dump_stack+0xf7/0x13b [ 287.306606] panic+0x1b0/0x36a [ 287.309794] ? add_taint.cold.5+0x11/0x11 [ 287.313944] watchdog+0x533/0xb40 [ 287.317385] ? trace_hardirqs_on_caller+0x40c/0x580 [ 287.322376] kthread+0x33b/0x410 [ 287.325732] ? hungtask_pm_notify+0x40/0x40 [ 287.330199] ? kthread_create_on_node+0xa0/0xa0 [ 287.334854] ret_from_fork+0x3a/0x50 [ 287.339622] Kernel Offset: disabled [ 287.343260] Rebooting in 86400 seconds..