[ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 31.315702] audit: type=1400 audit(1588374471.408:8): avc: denied { execmem } for pid=6260 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 31.341329] IPVS: ftp: loaded support on port[0] = 21 [ 31.762871] can: request_module (can-proto-0) failed. [ 32.728143] can: request_module (can-proto-0) failed. [ 32.755650] audit: type=1400 audit(1588374472.849:9): avc: denied { create } for pid=6237 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 '10.128.1.40' (ECDSA) to the list of known hosts. 2020/05/01 23:08:00 parsed 1 programs 2020/05/01 23:08:01 executed programs: 0 [ 41.624419] audit: type=1400 audit(1588374481.722:10): avc: denied { execmem } for pid=6384 comm="syz-executor.4" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 41.665433] IPVS: ftp: loaded support on port[0] = 21 [ 41.668544] IPVS: ftp: loaded support on port[0] = 21 [ 41.721954] IPVS: ftp: loaded support on port[0] = 21 [ 41.727630] IPVS: ftp: loaded support on port[0] = 21 [ 41.766257] IPVS: ftp: loaded support on port[0] = 21 [ 41.773824] IPVS: ftp: loaded support on port[0] = 21 [ 41.924272] chnl_net:caif_netlink_parms(): no params data found [ 41.933778] chnl_net:caif_netlink_parms(): no params data found [ 41.977336] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.984573] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.992281] device bridge_slave_0 entered promiscuous mode [ 42.023652] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.030331] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.037140] device bridge_slave_1 entered promiscuous mode [ 42.138439] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 42.149816] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 42.167767] chnl_net:caif_netlink_parms(): no params data found [ 42.223084] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 42.236444] team0: Port device team_slave_0 added [ 42.243353] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 42.251197] team0: Port device team_slave_1 added [ 42.265937] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.272421] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.280473] device bridge_slave_0 entered promiscuous mode [ 42.311761] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 42.319224] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 42.329280] chnl_net:caif_netlink_parms(): no params data found [ 42.360869] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.367270] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.377031] device bridge_slave_1 entered promiscuous mode [ 42.383549] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.389998] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.397004] device bridge_slave_0 entered promiscuous mode [ 42.405651] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.412538] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.419853] device bridge_slave_1 entered promiscuous mode [ 42.439945] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 42.474329] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 42.490045] chnl_net:caif_netlink_parms(): no params data found [ 42.501123] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 42.549901] device hsr_slave_0 entered promiscuous mode [ 42.588102] device hsr_slave_1 entered promiscuous mode [ 42.659374] chnl_net:caif_netlink_parms(): no params data found [ 42.671237] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 42.681088] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 42.692901] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 42.701111] team0: Port device team_slave_0 added [ 42.709288] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 42.716453] team0: Port device team_slave_1 added [ 42.728744] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.751168] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 42.763484] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 42.773230] team0: Port device team_slave_0 added [ 42.779273] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 42.786449] team0: Port device team_slave_1 added [ 42.792252] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.799294] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.806454] device bridge_slave_0 entered promiscuous mode [ 42.820814] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 42.830942] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 42.845322] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.851893] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.859806] device bridge_slave_1 entered promiscuous mode [ 42.878686] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.885068] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.893389] device bridge_slave_0 entered promiscuous mode [ 42.904799] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 42.925549] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.932653] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.940010] device bridge_slave_1 entered promiscuous mode [ 43.000210] device hsr_slave_0 entered promiscuous mode [ 43.038153] device hsr_slave_1 entered promiscuous mode [ 43.083126] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.089940] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.096816] device bridge_slave_0 entered promiscuous mode [ 43.139489] device hsr_slave_0 entered promiscuous mode [ 43.177926] device hsr_slave_1 entered promiscuous mode [ 43.219466] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 43.227259] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 43.236448] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 43.245894] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 43.253674] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 43.261788] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.269005] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.275844] device bridge_slave_1 entered promiscuous mode [ 43.285749] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 43.293990] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 43.303542] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 43.324931] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 43.342664] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 43.351115] team0: Port device team_slave_0 added [ 43.357186] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 43.366413] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 43.390723] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 43.401087] team0: Port device team_slave_0 added [ 43.406459] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 43.413831] team0: Port device team_slave_1 added [ 43.420521] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 43.429869] team0: Port device team_slave_0 added [ 43.436639] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 43.444343] team0: Port device team_slave_1 added [ 43.450516] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 43.459299] team0: Port device team_slave_1 added [ 43.464780] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 43.473727] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 43.481900] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 43.489612] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 43.498728] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 43.506435] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 43.516153] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 43.535510] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 43.589858] device hsr_slave_0 entered promiscuous mode [ 43.638163] device hsr_slave_1 entered promiscuous mode [ 43.678235] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 43.740173] device hsr_slave_0 entered promiscuous mode [ 43.778564] device hsr_slave_1 entered promiscuous mode [ 43.842551] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 43.850274] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 43.862655] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 43.919997] device hsr_slave_0 entered promiscuous mode [ 43.957718] device hsr_slave_1 entered promiscuous mode [ 43.998495] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 44.019418] 8021q: adding VLAN 0 to HW filter on device bond0 [ 44.026915] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 44.038228] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 44.049044] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 44.067083] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 44.079126] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 44.093048] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 44.102539] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 44.109782] 8021q: adding VLAN 0 to HW filter on device team0 [ 44.122347] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 44.130025] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.146930] 8021q: adding VLAN 0 to HW filter on device bond0 [ 44.154671] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.172325] 8021q: adding VLAN 0 to HW filter on device bond0 [ 44.180878] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 44.190626] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 44.198686] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.205093] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.213680] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.226909] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 44.234421] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 44.241423] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 44.249251] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 44.256936] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 44.265287] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.271705] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.281731] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 44.293568] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 44.304134] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 44.310983] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 44.319764] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 44.328135] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 44.334982] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.345143] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 44.353498] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 44.364147] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 44.371249] 8021q: adding VLAN 0 to HW filter on device team0 [ 44.382085] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 44.389966] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 44.398306] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 44.405234] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.413049] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 44.422907] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 44.432669] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 44.439535] 8021q: adding VLAN 0 to HW filter on device team0 [ 44.447200] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.455340] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 44.463716] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 44.472036] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 44.480153] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 44.487804] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.494134] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.501155] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 44.512225] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 44.523946] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 44.532544] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 44.543316] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.551263] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 44.559153] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.569656] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.579637] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 44.585657] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 44.598398] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 44.606245] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 44.614361] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.620789] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.627934] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 44.635742] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.645267] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 44.661480] 8021q: adding VLAN 0 to HW filter on device bond0 [ 44.668849] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 44.676645] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 44.684696] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.691212] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.699558] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 44.711378] 8021q: adding VLAN 0 to HW filter on device bond0 [ 44.719566] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.728759] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 44.735877] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 44.744148] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 44.753563] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 44.764272] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 44.771209] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 44.779390] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 44.786994] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.793550] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.800827] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 44.808736] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 44.815558] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.823901] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 44.833007] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 44.842457] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 44.853110] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 44.866827] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 44.873143] 8021q: adding VLAN 0 to HW filter on device team0 [ 44.879493] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 44.887126] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 44.894461] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.901775] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 44.910072] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 44.917739] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 44.925400] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 44.934643] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 44.944212] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 44.956378] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 44.964955] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 44.973418] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 44.982021] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 44.990152] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 44.998790] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 45.006245] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.015608] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 45.022234] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.029735] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 45.040996] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 45.049365] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 45.056355] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 45.064679] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 45.072522] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 45.080692] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.090195] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 45.099211] 8021q: adding VLAN 0 to HW filter on device bond0 [ 45.111167] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 45.120341] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 45.126462] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 45.134274] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 45.142332] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.150145] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 45.158397] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.165929] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.172414] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.179580] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 45.187840] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 45.195060] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 45.205518] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.213652] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.220053] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.229328] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 45.237660] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 45.243940] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 45.251918] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 45.260187] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.268993] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 45.276363] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 45.285952] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.293947] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.300434] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.308775] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 45.316926] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 45.335099] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.347300] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 45.354304] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.361900] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 45.375960] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 45.383370] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 45.398927] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 45.408148] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 45.416729] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 45.425262] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 45.432669] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.439528] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 45.447811] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 45.454078] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 45.465967] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.474195] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.480626] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.492316] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 45.502372] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.512057] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 45.520097] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 45.528314] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 45.536047] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 45.544851] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 45.554729] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 45.565305] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 45.578572] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 45.593200] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 45.608256] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 45.616003] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.638131] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.644543] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.658420] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 45.666475] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 45.675173] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 45.684372] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 45.693443] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 45.702000] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 45.709652] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 45.720830] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 45.741337] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 45.752293] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 45.769293] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 45.776509] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 45.797570] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.807579] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 45.816257] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 45.825645] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 45.833662] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.841377] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.847804] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.856726] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 45.867992] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 45.889018] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.895871] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 45.911717] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.921588] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 45.943474] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.954547] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 45.971147] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 45.982205] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 45.989692] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 45.998142] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 46.010549] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 46.022599] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 46.045750] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 46.064173] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 46.080890] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 46.094593] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 46.120975] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 46.145301] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 46.164722] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 46.179116] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 46.193904] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 46.209549] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 46.224186] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 46.242349] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 46.265011] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 46.292157] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 46.329366] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 46.341947] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 46.352293] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 46.378128] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 46.386433] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 46.414882] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 46.434144] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 46.450810] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 46.462349] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 46.485054] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 46.512229] 8021q: adding VLAN 0 to HW filter on device batadv0 2020/05/01 23:08:06 executed programs: 19 [ 206.765973] INFO: task syz-executor.0:7320 blocked for more than 140 seconds. [ 206.773413] Not tainted 4.19.119-syzkaller #0 [ 206.787820] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 206.798836] syz-executor.0 D28136 7320 6395 0x80000004 [ 206.804481] Call Trace: [ 206.810327] __schedule+0x78c/0x1c10 [ 206.814058] ? pci_mmcfg_check_reserved+0x120/0x120 [ 206.822349] ? rwsem_down_read_failed+0x203/0x3e0 [ 206.830138] ? lockdep_hardirqs_on+0x421/0x5c0 [ 206.834727] ? _raw_spin_unlock_irq+0x27/0x80 [ 206.842428] ? rwsem_down_read_failed+0x21c/0x3e0 [ 206.850245] schedule+0x7f/0x1b0 [ 206.853620] rwsem_down_read_failed+0x21c/0x3e0 [ 206.861581] ? rwsem_down_write_failed+0xbf0/0xbf0 [ 206.870148] ? find_held_lock+0x36/0x1d0 [ 206.874274] call_rwsem_down_read_failed+0x18/0x30 [ 206.882574] down_read+0x49/0xb0 [ 206.889970] ? do_exit+0x617/0x2d20 [ 206.893621] do_exit+0x617/0x2d20 [ 206.900295] ? trace_hardirqs_on+0x28/0x190 [ 206.904666] ? mm_update_next_owner+0x680/0x680 [ 206.912714] ? find_held_lock+0x36/0x1d0 [ 206.919683] ? get_signal+0x2c3/0x1a00 [ 206.923670] ? _raw_spin_unlock_irq+0x27/0x80 [ 206.932843] ? get_signal+0x2c3/0x1a00 [ 206.939807] do_group_exit+0xf4/0x2f0 [ 206.943628] get_signal+0x313/0x1a00 [ 206.950626] ? vm_mmap_pgoff+0x15a/0x210 [ 206.954711] ? lock_downgrade+0x860/0x860 [ 206.962246] do_signal+0x87/0x1960 [ 206.968870] ? vm_mmap_pgoff+0x15a/0x210 [ 206.972948] ? vma_is_stack_for_current+0x90/0x90 [ 206.981496] ? setup_sigcontext+0x7d0/0x7d0 [ 206.988915] ? kvm_clock_get_cycles+0x9/0x10 [ 206.993376] ? ksys_mmap_pgoff+0xa4/0x650 [ 207.001455] ? exit_to_usermode_loop+0x3a/0x200 [ 207.010850] ? do_syscall_64+0x413/0x4e0 [ 207.014930] ? lockdep_hardirqs_on+0x421/0x5c0 [ 207.022769] ? exit_to_usermode_loop+0x3a/0x200 [ 207.030431] ? trace_hardirqs_on+0x28/0x190 [ 207.034853] exit_to_usermode_loop+0x114/0x200 [ 207.042946] do_syscall_64+0x413/0x4e0 [ 207.050020] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 207.055315] RIP: 0033:0x45987a [ 207.061830] Code: Bad RIP value. [ 207.065204] RSP: 002b:00007fff7a9c0a18 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 [ 207.078594] RAX: fffffffffffffffc RBX: 0000000000000003 RCX: 000000000045987a [ 207.088905] RDX: 0000000000000003 RSI: 0000000000021000 RDI: 0000000000000000 [ 207.100617] RBP: ffffffffffffffff R08: ffffffffffffffff R09: 0000000000000000 [ 207.110506] R10: 0000000000020022 R11: 0000000000000246 R12: 0000000000000000 [ 207.121764] R13: 0000000000021000 R14: 0000000000020022 R15: 0000000000000000 [ 207.132424] INFO: task syz-executor.0:7322 blocked for more than 140 seconds. [ 207.143757] Not tainted 4.19.119-syzkaller #0 [ 207.151092] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 207.164802] syz-executor.0 D28200 7322 6395 0x80000004 [ 207.173585] Call Trace: [ 207.180005] __schedule+0x78c/0x1c10 [ 207.183742] ? pci_mmcfg_check_reserved+0x120/0x120 [ 207.191517] ? rwsem_down_read_failed+0x203/0x3e0 [ 207.200335] ? lockdep_hardirqs_on+0x421/0x5c0 [ 207.204944] ? _raw_spin_unlock_irq+0x27/0x80 [ 207.212505] ? rwsem_down_read_failed+0x21c/0x3e0 [ 207.221219] schedule+0x7f/0x1b0 [ 207.224614] rwsem_down_read_failed+0x21c/0x3e0 [ 207.231879] ? rwsem_down_write_failed+0xbf0/0xbf0 [ 207.240912] ? find_held_lock+0x36/0x1d0 [ 207.245008] call_rwsem_down_read_failed+0x18/0x30 [ 207.252802] down_read+0x49/0xb0 [ 207.260677] ? do_exit+0x617/0x2d20 [ 207.264332] do_exit+0x617/0x2d20 [ 207.270382] ? mm_update_next_owner+0x680/0x680 [ 207.275170] ? find_held_lock+0x36/0x1d0 [ 207.283820] ? get_signal+0x2c3/0x1a00 [ 207.290484] ? _raw_spin_unlock_irq+0x27/0x80 [ 207.294991] ? get_signal+0x2c3/0x1a00 [ 207.303017] do_group_exit+0xf4/0x2f0 [ 207.309066] get_signal+0x313/0x1a00 [ 207.312828] ? lock_downgrade+0x860/0x860 [ 207.321090] do_signal+0x87/0x1960 [ 207.324649] ? lock_downgrade+0x860/0x860 [ 207.333023] ? setup_sigcontext+0x7d0/0x7d0 [ 207.341072] ? kasan_check_read+0x11/0x20 [ 207.345235] ? _copy_to_user+0x91/0xb0 [ 207.351653] ? __x64_sys_futex+0x1cb/0x3a0 [ 207.359617] ? exit_to_usermode_loop+0x3a/0x200 [ 207.364458] ? do_syscall_64+0x413/0x4e0 [ 207.371208] ? lockdep_hardirqs_on+0x421/0x5c0 [ 207.379740] ? exit_to_usermode_loop+0x3a/0x200 [ 207.384585] ? trace_hardirqs_on+0x28/0x190 [ 207.392448] exit_to_usermode_loop+0x114/0x200 [ 207.401642] do_syscall_64+0x413/0x4e0 [ 207.405714] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 207.413933] RIP: 0033:0x459829 [ 207.421784] Code: Bad RIP value. [ 207.425192] RSP: 002b:00007ff8527e2cf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 207.435949] RAX: fffffffffffffe00 RBX: 000000000075bf28 RCX: 0000000000459829 [ 207.443253] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000075bf28 [ 207.455612] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 207.464519] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000075bf2c [ 207.477366] R13: 00007fff7a9c0abf R14: 00007ff8527e39c0 R15: 000000000075bf2c [ 207.484740] [ 207.484740] Showing all locks held in the system: [ 207.495108] 1 lock held by khungtaskd/1033: [ 207.501828] #0: 0000000066d07e01 (rcu_read_lock){....}, at: debug_show_all_locks+0x5b/0x27a [ 207.515221] 1 lock held by in:imklog/5904: [ 207.522516] #0: 00000000012a3b40 (&f->f_pos_lock){+.+.}, at: __fdget_pos+0xa7/0xd0 [ 207.534172] 1 lock held by syz-executor.0/7320: [ 207.541108] #0: 00000000077e779e (&mm->mmap_sem){++++}, at: do_exit+0x617/0x2d20 [ 207.552448] 1 lock held by syz-executor.0/7322: [ 207.559467] #0: 00000000077e779e (&mm->mmap_sem){++++}, at: do_exit+0x617/0x2d20 [ 207.571755] 1 lock held by syz-executor.0/7324: [ 207.579565] [ 207.581203] ============================================= [ 207.581203] [ 207.592362] NMI backtrace for cpu 0 [ 207.596081] CPU: 0 PID: 1033 Comm: khungtaskd Not tainted 4.19.119-syzkaller #0 [ 207.603784] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 207.613127] Call Trace: [ 207.615709] dump_stack+0x123/0x177 [ 207.619418] nmi_cpu_backtrace.cold.4+0x3e/0x76 [ 207.624096] ? lapic_can_unplug_cpu.cold.29+0x3f/0x3f [ 207.629447] nmi_trigger_cpumask_backtrace+0xe6/0x11a [ 207.634628] arch_trigger_cpumask_backtrace+0x14/0x20 [ 207.639835] watchdog+0x5c3/0xb40 [ 207.643288] kthread+0x324/0x3e0 [ 207.646645] ? hungtask_pm_notify+0x40/0x40 [ 207.650954] ? kthread_cancel_delayed_work_sync+0x10/0x10 [ 207.656500] ret_from_fork+0x24/0x30 [ 207.660303] Sending NMI from CPU 0 to CPUs 1: [ 207.664941] NMI backtrace for cpu 1 [ 207.664943] CPU: 1 PID: 7324 Comm: syz-executor.0 Not tainted 4.19.119-syzkaller #0 [ 207.664945] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 207.664946] RIP: 0010:kasan_check_read+0x12/0x20 [ 207.664949] Code: e3 07 49 39 c3 0f 8c 1a ff ff ff eb 94 48 89 c3 eb a2 4c 89 c8 eb 85 90 55 89 f6 31 d2 48 89 e5 48 8b 4d 08 e8 3f fe ff ff 5d 0f 1f 00 66 2e 0f 1f 84 00 00 00 00 00 55 89 f6 ba 01 00 00 00 [ 207.664950] RSP: 0018:ffff88809f3ffaa0 EFLAGS: 00000246 [ 207.664953] RAX: ffffed1012651c76 RBX: ffff88809328e300 RCX: ffffffff81765aa6 [ 207.664954] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88809328e3a8 [ 207.664956] RBP: ffff88809f3ffb98 R08: ffffed1012651c76 R09: ffffed1012651c75 [ 207.664957] R10: ffffed1012651c75 R11: ffff88809328e3ab R12: ffff88809f3ffb70 [ 207.664959] R13: ffff8880933fb630 R14: ffff8880933fb340 R15: ffff88809328e3a8 [ 207.664960] FS: 00007ff8527c2700(0000) GS:ffff8880aeb00000(0000) knlGS:0000000000000000 [ 207.664961] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 207.664963] CR2: 000055ebccc2ad80 CR3: 000000009443e000 CR4: 00000000001406e0 [ 207.664964] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 207.664966] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 207.664967] Call Trace: [ 207.664968] ? perf_mmap+0x5d6/0x1670 [ 207.664969] ? perf_release+0x50/0x50 [ 207.664970] ? memset+0x31/0x40 [ 207.664971] mmap_region+0x9b7/0x1470 [ 207.664972] ? __x64_sys_brk+0x680/0x680 [ 207.664973] ? get_unmapped_area+0x1bd/0x330 [ 207.664974] do_mmap+0x6b5/0xea0 [ 207.664975] vm_mmap_pgoff+0x195/0x210 [ 207.664977] ? vma_is_stack_for_current+0x90/0x90 [ 207.664978] ? ksys_dup3+0x2e0/0x2e0 [ 207.664979] ? _copy_to_user+0x91/0xb0 [ 207.664980] ksys_mmap_pgoff+0x3c6/0x650 [ 207.664981] ? find_mergeable_anon_vma+0x290/0x290 [ 207.664982] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 207.664983] ? do_syscall_64+0x21/0x4e0 [ 207.664984] __x64_sys_mmap+0xe9/0x1b0 [ 207.664986] do_syscall_64+0xd0/0x4e0 [ 207.664987] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 207.664988] RIP: 0033:0x459829 [ 207.664991] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 207.664992] RSP: 002b:00007ff8527c1c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 [ 207.664994] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 0000000000459829 [ 207.664996] RDX: 0000000000000000 RSI: 0000000000003000 RDI: 0000000020ffd000 [ 207.664997] RBP: 000000000075bfc8 R08: 0000000000000003 R09: 0000000000000000 [ 207.664999] R10: 0000000000001011 R11: 0000000000000246 R12: 00007ff8527c26d4 [ 207.665000] R13: 00000000004c5d71 R14: 00000000004da748 R15: 00000000ffffffff [ 207.686996] Kernel panic - not syncing: hung_task: blocked tasks [ 207.946647] CPU: 0 PID: 1033 Comm: khungtaskd Not tainted 4.19.119-syzkaller #0 [ 207.954082] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 207.963425] Call Trace: [ 207.966008] dump_stack+0x123/0x177 [ 207.969627] panic+0x1cd/0x375 [ 207.972808] ? __warn_printk+0xd6/0xd6 [ 207.976780] watchdog+0x5d4/0xb40 [ 207.980239] kthread+0x324/0x3e0 [ 207.983678] ? hungtask_pm_notify+0x40/0x40 [ 207.988148] ? kthread_cancel_delayed_work_sync+0x10/0x10 [ 207.993732] ret_from_fork+0x24/0x30 [ 207.999079] Kernel Offset: disabled [ 208.002767] Rebooting in 86400 seconds..