[ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 31.146803] audit: type=1400 audit(1602954828.067:8): avc: denied { execmem } for pid=6261 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 31.166455] IPVS: ftp: loaded support on port[0] = 21 [ 31.537886] can: request_module (can-proto-0) failed. [ 32.111063] can: request_module (can-proto-0) failed. [ 32.137053] audit: type=1400 audit(1602954829.058:9): avc: denied { create } for pid=6240 comm="syz-fuzzer" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=dccp_socket permissive=1 Warning: Permanently added '10.128.0.52' (ECDSA) to the list of known hosts. 2020/10/17 17:13:56 parsed 1 programs 2020/10/17 17:13:57 executed programs: 0 [ 40.781734] audit: type=1400 audit(1602954837.703:10): avc: denied { execmem } for pid=6382 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 40.847321] IPVS: ftp: loaded support on port[0] = 21 [ 40.859541] IPVS: ftp: loaded support on port[0] = 21 [ 40.862975] IPVS: ftp: loaded support on port[0] = 21 [ 40.870054] IPVS: ftp: loaded support on port[0] = 21 [ 40.879220] IPVS: ftp: loaded support on port[0] = 21 [ 40.893687] IPVS: ftp: loaded support on port[0] = 21 [ 41.128488] chnl_net:caif_netlink_parms(): no params data found [ 41.147308] chnl_net:caif_netlink_parms(): no params data found [ 41.268161] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.274851] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.281709] device bridge_slave_0 entered promiscuous mode [ 41.309089] chnl_net:caif_netlink_parms(): no params data found [ 41.321865] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.330350] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.337683] device bridge_slave_1 entered promiscuous mode [ 41.349001] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.357115] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.364901] device bridge_slave_0 entered promiscuous mode [ 41.371417] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.378472] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.385647] device bridge_slave_1 entered promiscuous mode [ 41.391656] chnl_net:caif_netlink_parms(): no params data found [ 41.449719] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 41.468246] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 41.508058] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.518717] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.588491] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.596168] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.603780] device bridge_slave_0 entered promiscuous mode [ 41.617429] chnl_net:caif_netlink_parms(): no params data found [ 41.635398] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.641744] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.649777] device bridge_slave_0 entered promiscuous mode [ 41.657309] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 41.665764] team0: Port device team_slave_0 added [ 41.670814] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.678295] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.686061] device bridge_slave_1 entered promiscuous mode [ 41.702988] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 41.710242] team0: Port device team_slave_0 added [ 41.716209] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.723776] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.730753] device bridge_slave_1 entered promiscuous mode [ 41.737529] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 41.745180] team0: Port device team_slave_1 added [ 41.750253] chnl_net:caif_netlink_parms(): no params data found [ 41.765078] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 41.779856] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 41.789323] team0: Port device team_slave_1 added [ 41.799001] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 41.809816] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 41.818092] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.832643] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 41.873511] device hsr_slave_0 entered promiscuous mode [ 41.880806] device hsr_slave_1 entered promiscuous mode [ 41.886801] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 41.895478] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 41.912743] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.919110] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.929730] device bridge_slave_0 entered promiscuous mode [ 41.936685] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 41.953945] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.961921] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 41.969315] team0: Port device team_slave_0 added [ 41.974978] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.981324] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.989441] device bridge_slave_1 entered promiscuous mode [ 41.996242] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.023296] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 42.030400] team0: Port device team_slave_0 added [ 42.036426] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 42.043622] team0: Port device team_slave_1 added [ 42.061029] device hsr_slave_0 entered promiscuous mode [ 42.066816] device hsr_slave_1 entered promiscuous mode [ 42.078774] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.085441] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.092832] device bridge_slave_0 entered promiscuous mode [ 42.099470] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 42.107571] team0: Port device team_slave_1 added [ 42.113341] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 42.120468] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 42.128666] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 42.137143] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 42.145143] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.151485] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.159742] device bridge_slave_1 entered promiscuous mode [ 42.166580] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 42.178664] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 42.197154] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 42.205189] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.236898] device hsr_slave_0 entered promiscuous mode [ 42.243405] device hsr_slave_1 entered promiscuous mode [ 42.251090] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 42.258350] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.273168] device hsr_slave_0 entered promiscuous mode [ 42.279398] device hsr_slave_1 entered promiscuous mode [ 42.292924] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.306840] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 42.316255] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 42.327296] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 42.334918] team0: Port device team_slave_0 added [ 42.340142] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 42.360899] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.368171] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 42.375966] team0: Port device team_slave_1 added [ 42.381415] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 42.389930] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.401301] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 42.409587] team0: Port device team_slave_0 added [ 42.415682] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 42.432074] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 42.439414] team0: Port device team_slave_1 added [ 42.445385] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 42.453781] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 42.476821] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.485790] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.503442] device hsr_slave_0 entered promiscuous mode [ 42.510564] device hsr_slave_1 entered promiscuous mode [ 42.518456] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 42.527536] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.541241] device hsr_slave_0 entered promiscuous mode [ 42.548241] device hsr_slave_1 entered promiscuous mode [ 42.554243] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 42.561276] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.594325] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.619639] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.634169] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.640754] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 42.653074] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.664951] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 42.673474] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 42.684467] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 42.690530] 8021q: adding VLAN 0 to HW filter on device team0 [ 42.702736] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 42.710156] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.724831] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 42.731345] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 42.739393] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.761601] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 42.767696] 8021q: adding VLAN 0 to HW filter on device team0 [ 42.780905] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.788368] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 42.798632] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 42.810749] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 42.821290] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 42.829721] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.837734] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.844176] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.851114] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 42.860090] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.867979] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.874382] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.881143] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 42.889085] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.896856] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.903254] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.910801] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 42.917939] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 42.927966] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 42.936117] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 42.950422] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 42.960203] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.968792] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 42.978662] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 42.987023] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 42.997146] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.004924] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.013080] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.020740] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.028399] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.034783] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.043470] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 43.051932] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 43.057999] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.070141] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 43.078980] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 43.086220] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 43.095073] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.102513] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.109488] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 43.119296] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 43.130779] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 43.140423] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 43.149617] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 43.156058] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.163772] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 43.174594] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 43.182011] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 43.189504] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 43.197528] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 43.205103] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.219092] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.228192] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 43.237807] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.245918] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.256854] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 43.265247] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 43.273805] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 43.281688] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.289322] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.296985] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.303359] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.310670] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.319640] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.327267] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.333663] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.340407] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.348680] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.356343] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.362747] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.370294] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.377538] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.387842] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 43.396503] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 43.406548] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 43.416751] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 43.423915] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 43.431823] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.439170] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.447060] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.454793] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.461212] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.467952] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 43.480618] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.488574] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 43.498169] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 43.507195] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 43.515650] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 43.525362] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 43.533024] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 43.540807] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 43.548876] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 43.556800] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 43.565659] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 43.574954] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 43.583175] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 43.597776] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 43.606442] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.615216] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.625892] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 43.633816] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 43.641930] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 43.649477] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 43.659203] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 43.665851] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.673621] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 43.682617] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 43.688671] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.697378] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 43.706801] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 43.715148] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.722418] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.729266] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.736600] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 43.744280] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.752294] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 43.759749] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.767498] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.775418] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.783091] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.789411] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.796430] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.805857] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 43.813819] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.824850] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 43.834761] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 43.840774] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 43.850455] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 43.857973] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 43.866085] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 43.873896] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.881659] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.889129] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.895502] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.902484] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 43.910099] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 43.917652] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.925445] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.933086] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.939407] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.946256] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 43.953268] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.963075] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 43.970080] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 43.982420] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 43.993778] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 44.009434] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 44.016180] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 44.025087] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 44.033272] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.039599] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.046930] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 44.054980] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 44.062667] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 44.071291] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 44.079452] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 44.088307] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 44.097853] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 44.106867] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 44.116163] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 44.123808] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.132119] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 44.139634] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 44.147607] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 44.155498] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 44.166351] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 44.175976] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 44.185131] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 44.192735] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.200036] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 44.210365] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 44.217774] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 44.226835] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 44.235471] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 44.244995] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 44.254366] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 44.271498] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 44.283406] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 44.292026] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 44.300418] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.309269] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 44.318139] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 44.331584] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 44.339645] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 44.350514] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 44.360122] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 44.369020] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 44.379679] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 44.387188] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 44.394350] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 44.403288] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 44.410778] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 44.419698] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.429224] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 44.437030] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 44.447347] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 44.461698] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 44.467742] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 44.478747] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 44.491696] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 44.500210] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.524544] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 44.534742] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.551630] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 44.559673] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 44.580138] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 44.586703] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 44.615588] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 44.632900] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.646031] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 44.656441] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 44.668275] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 44.703742] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 44.721466] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 44.729067] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.739659] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 44.749256] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 44.761443] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 44.774941] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 44.796929] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 44.812532] 8021q: adding VLAN 0 to HW filter on device batadv0 2020/10/17 17:14:02 executed programs: 101 2020/10/17 17:14:07 executed programs: 635 2020/10/17 17:14:12 executed programs: 1183 2020/10/17 17:14:17 executed programs: 1718 2020/10/17 17:14:22 executed programs: 2265 2020/10/17 17:14:27 executed programs: 2797 2020/10/17 17:14:32 executed programs: 3312 2020/10/17 17:14:37 executed programs: 3833 2020/10/17 17:14:42 executed programs: 4320 2020/10/17 17:14:47 executed programs: 4827 2020/10/17 17:14:52 executed programs: 5320 2020/10/17 17:14:57 executed programs: 5810 2020/10/17 17:15:02 executed programs: 6324 2020/10/17 17:15:07 executed programs: 6818 [ 268.046276] INFO: task syz-executor.1:30803 blocked for more than 140 seconds. [ 268.055515] Not tainted 4.19.152-syzkaller #0 [ 268.070092] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 268.079426] syz-executor.1 D28136 30803 6391 0x80000000 [ 268.085059] Call Trace: [ 268.093139] __schedule+0x78c/0x1c10 [ 268.097457] ? pci_mmcfg_check_reserved+0x120/0x120 [ 268.102527] ? rwsem_down_read_failed+0x203/0x3e0 [ 268.112810] ? lockdep_hardirqs_on+0x421/0x5c0 [ 268.117991] ? _raw_spin_unlock_irq+0x27/0x80 [ 268.122595] ? rwsem_down_read_failed+0x21c/0x3e0 [ 268.134629] schedule+0x7f/0x1b0 [ 268.138694] rwsem_down_read_failed+0x21c/0x3e0 [ 268.143450] ? rwsem_down_write_failed+0xbf0/0xbf0 [ 268.154848] ? find_held_lock+0x36/0x1d0 [ 268.159550] call_rwsem_down_read_failed+0x18/0x30 [ 268.164489] down_read+0x49/0xb0 [ 268.173257] ? do_exit+0x61f/0x2d20 [ 268.177514] do_exit+0x61f/0x2d20 [ 268.180964] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 268.186061] ? find_held_lock+0x20/0x1d0 [ 268.196045] ? mm_update_next_owner+0x680/0x680 [ 268.201376] ? do_group_exit+0x26e/0x2f0 [ 268.205434] ? _raw_spin_unlock_irq+0x27/0x80 [ 268.218885] ? do_group_exit+0x26e/0x2f0 [ 268.222968] ? lockdep_hardirqs_on+0x421/0x5c0 [ 268.231771] ? _raw_spin_unlock_irq+0x27/0x80 [ 268.238476] ? trace_hardirqs_on+0x28/0x190 [ 268.242811] do_group_exit+0xf4/0x2f0 [ 268.250591] __x64_sys_exit_group+0x39/0x40 [ 268.254911] do_syscall_64+0xd0/0x4e0 [ 268.261126] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 268.269906] RIP: 0033:0x4598a9 [ 268.273110] Code: Bad RIP value. [ 268.278840] RSP: 002b:00007fffe5f9b098 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 268.290097] RAX: ffffffffffffffda RBX: 000000000000001e RCX: 00000000004598a9 [ 268.299435] RDX: 0000000000413511 RSI: fffffffffffffff7 RDI: 0000000000000000 [ 268.310368] RBP: 0000000000000000 R08: ffffffffffffffff R09: 00007fffe5f9b0f0 [ 268.319885] R10: 00000000007613b0 R11: 0000000000000246 R12: 0000000000000001 [ 268.330826] R13: 00007fffe5f9b0f0 R14: 0000000000000000 R15: 00007fffe5f9b100 [ 268.340269] INFO: task syz-executor.1:30808 blocked for more than 140 seconds. [ 268.351940] Not tainted 4.19.152-syzkaller #0 [ 268.359079] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 268.370996] syz-executor.1 D27720 30808 6391 0x80000002 [ 268.379879] Call Trace: [ 268.382477] __schedule+0x78c/0x1c10 [ 268.390097] ? pci_mmcfg_check_reserved+0x120/0x120 [ 268.395112] ? rwsem_down_read_failed+0x203/0x3e0 [ 268.402492] ? lockdep_hardirqs_on+0x421/0x5c0 [ 268.410706] ? _raw_spin_unlock_irq+0x27/0x80 [ 268.415207] ? rwsem_down_read_failed+0x21c/0x3e0 [ 268.422520] schedule+0x7f/0x1b0 [ 268.425972] rwsem_down_read_failed+0x21c/0x3e0 [ 268.435765] ? rwsem_down_write_failed+0xbf0/0xbf0 [ 268.442838] ? find_held_lock+0x36/0x1d0 [ 268.452170] call_rwsem_down_read_failed+0x18/0x30 [ 268.459252] down_read+0x49/0xb0 [ 268.462616] ? do_exit+0x61f/0x2d20 [ 268.470202] do_exit+0x61f/0x2d20 [ 268.473747] ? __call_rcu.constprop.67+0x2dc/0x7d0 [ 268.481709] ? call_rcu+0x12/0x20 [ 268.485162] ? find_held_lock+0x36/0x1d0 [ 268.493072] ? mm_update_next_owner+0x680/0x680 [ 268.499852] ? find_held_lock+0x36/0x1d0 [ 268.503916] ? get_signal+0x2c3/0x1a30 [ 268.511714] ? _raw_spin_unlock_irq+0x27/0x80 [ 268.518375] ? get_signal+0x2c3/0x1a30 [ 268.522263] do_group_exit+0xf4/0x2f0 [ 268.526049] get_signal+0x313/0x1a30 [ 268.534224] do_signal+0x87/0x1960 [ 268.540768] ? lock_downgrade+0x860/0x860 [ 268.544989] ? ioctl_preallocate+0x1c0/0x1c0 [ 268.553415] ? selinux_file_ioctl+0x9d/0x530 [ 268.559969] ? setup_sigcontext+0x7d0/0x7d0 [ 268.564289] ? selinux_file_mprotect+0x5f0/0x5f0 [ 268.573055] ? ksys_dup3+0x2e0/0x2e0 [ 268.578908] ? put_timespec64+0xa9/0x100 [ 268.582966] ? nsecs_to_jiffies+0x20/0x20 [ 268.591175] ? exit_to_usermode_loop+0x3a/0x200 [ 268.595841] ? do_syscall_64+0x413/0x4e0 [ 268.602339] ? lockdep_hardirqs_on+0x421/0x5c0 [ 268.611128] ? exit_to_usermode_loop+0x3a/0x200 [ 268.615814] ? trace_hardirqs_on+0x28/0x190 [ 268.622702] exit_to_usermode_loop+0x114/0x200 [ 268.630867] do_syscall_64+0x413/0x4e0 [ 268.634759] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 268.642698] RIP: 0033:0x4598a9 [ 268.645915] Code: Bad RIP value. [ 268.653358] RSP: 002b:00007f81cdb68c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 268.663172] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 00000000004598a9 [ 268.674934] RDX: 0000000000000004 RSI: 0000000000002405 RDI: 0000000000000003 [ 268.684297] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 268.698396] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f81cdb696d4 [ 268.705668] R13: 00000000004cd3c0 R14: 00000000004d69e8 R15: 00000000ffffffff [ 268.718549] [ 268.718549] Showing all locks held in the system: [ 268.724875] 1 lock held by khungtaskd/1043: [ 268.732517] #0: 00000000d4471394 (rcu_read_lock){....}, at: debug_show_all_locks+0x5b/0x27a [ 268.744772] 1 lock held by in:imklog/5904: [ 268.751935] #0: 000000002260d51e (&f->f_pos_lock){+.+.}, at: __fdget_pos+0xa7/0xd0 [ 268.762672] 1 lock held by syz-executor.1/30803: [ 268.770253] #0: 000000003f080fc3 (&mm->mmap_sem){++++}, at: do_exit+0x61f/0x2d20 [ 268.780752] 1 lock held by syz-executor.1/30808: [ 268.785554] #0: 000000003f080fc3 (&mm->mmap_sem){++++}, at: do_exit+0x61f/0x2d20 [ 268.798729] 2 locks held by syz-executor.1/30810: [ 268.803591] [ 268.805203] ============================================= [ 268.805203] [ 268.819349] NMI backtrace for cpu 1 [ 268.822982] CPU: 1 PID: 1043 Comm: khungtaskd Not tainted 4.19.152-syzkaller #0 [ 268.830408] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 268.839751] Call Trace: [ 268.842444] dump_stack+0x123/0x177 [ 268.846064] nmi_cpu_backtrace.cold.4+0x3e/0x76 [ 268.850719] ? lapic_can_unplug_cpu.cold.30+0x3f/0x3f [ 268.855892] nmi_trigger_cpumask_backtrace+0xe6/0x11a [ 268.861070] arch_trigger_cpumask_backtrace+0x14/0x20 [ 268.866318] watchdog+0x5c3/0xb40 [ 268.869785] kthread+0x347/0x410 [ 268.873133] ? hungtask_pm_notify+0x40/0x40 [ 268.877436] ? kthread_cancel_delayed_work_sync+0x10/0x10 [ 268.882963] ret_from_fork+0x24/0x30 [ 268.886954] Sending NMI from CPU 1 to CPUs 0: [ 268.891911] NMI backtrace for cpu 0 [ 268.891914] CPU: 0 PID: 30810 Comm: syz-executor.1 Not tainted 4.19.152-syzkaller #0 [ 268.891916] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 268.891917] RIP: 0010:__lock_acquire+0x75b/0x4980 [ 268.891920] Code: 03 0f 8e 20 34 00 00 41 8b b6 70 08 00 00 85 f6 74 32 44 89 4c 24 68 ba 06 00 00 00 4c 89 d6 4c 89 f7 4c 89 94 24 80 00 00 00 30 e4 ff ff 4c 8b 94 24 80 00 00 00 85 c0 44 8b 4c 24 68 0f 84 [ 268.891922] RSP: 0018:ffff888087c0f680 EFLAGS: 00000002 [ 268.891925] RAX: 0000000000000000 RBX: 0000000000000704 RCX: 1ffff110129db5fa [ 268.891927] RDX: 0000000000000006 RSI: ffff888094edafb0 RDI: ffff888094eda700 [ 268.891929] RBP: ffff888087c0f870 R08: ffff888094edafd0 R09: 0000000000000001 [ 268.891930] R10: ffff888094edafb0 R11: ffff888094edaf74 R12: ffff888094edafd2 [ 268.891932] R13: 0000000000000007 R14: ffff888094eda700 R15: 0000000000000004 [ 268.891934] FS: 00007f81cdb48700(0000) GS:ffff8880aea00000(0000) knlGS:0000000000000000 [ 268.891935] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 268.891944] CR2: 00007f5b2d9a73a0 CR3: 00000000a95b2000 CR4: 00000000001406f0 [ 268.891946] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 268.891947] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 268.891949] Call Trace: [ 268.891950] ? mark_held_locks+0xc7/0x130 [ 268.891952] ? finish_task_switch+0x14a/0x720 [ 268.891953] ? mark_held_locks+0x130/0x130 [ 268.891954] ? lockdep_hardirqs_on+0x421/0x5c0 [ 268.891956] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 268.891957] ? trace_hardirqs_on_caller+0x28/0x180 [ 268.891959] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 268.891960] ? __lock_is_held+0xb5/0x140 [ 268.891962] ? perf_mmap+0x65b/0x1670 [ 268.891963] lock_acquire+0x173/0x3d0 [ 268.891965] ? perf_mmap+0x65b/0x1670 [ 268.891966] ? perf_mmap+0x65b/0x1670 [ 268.891967] ? perf_mmap+0x65b/0x1670 [ 268.891969] __mutex_lock+0xf5/0x1210 [ 268.891970] ? perf_mmap+0x65b/0x1670 [ 268.891972] ? perf_mmap+0x65b/0x1670 [ 268.891973] ? retint_kernel+0x2d/0x2d [ 268.891975] ? mutex_trylock+0x1e0/0x1e0 [ 268.891976] ? kasan_check_write+0x14/0x20 [ 268.891978] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 268.891979] ? wait_for_completion+0x460/0x460 [ 268.891981] mutex_lock_nested+0x16/0x20 [ 268.891982] ? mutex_lock_nested+0x16/0x20 [ 268.891984] perf_mmap+0x65b/0x1670 [ 268.891985] ? perf_release+0x50/0x50 [ 268.891986] ? memset+0x31/0x40 [ 268.891988] mmap_region+0x9b7/0x1470 [ 268.891989] ? __x64_sys_brk+0x680/0x680 [ 268.891991] ? get_unmapped_area+0x1bd/0x330 [ 268.891992] do_mmap+0x6b5/0xea0 [ 268.891994] vm_mmap_pgoff+0x195/0x210 [ 268.891995] ? vma_is_stack_for_current+0x90/0x90 [ 268.891997] ? ksys_dup3+0x2e0/0x2e0 [ 268.891998] ? _copy_to_user+0x91/0xb0 [ 268.891999] ksys_mmap_pgoff+0x3c6/0x650 [ 268.892001] ? find_mergeable_anon_vma+0x290/0x290 [ 268.892002] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 268.892004] ? do_syscall_64+0x21/0x4e0 [ 268.892005] __x64_sys_mmap+0xe9/0x1b0 [ 268.892007] do_syscall_64+0xd0/0x4e0 [ 268.892008] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 268.892010] RIP: 0033:0x4598a9 [ 268.892012] Code: 7d 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 4b b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 268.892014] RSP: 002b:00007f81cdb47c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 [ 268.892017] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00000000004598a9 [ 268.892019] RDX: 0000000000000000 RSI: 0000000000003000 RDI: 0000000020ffd000 [ 268.892020] RBP: 000000000075bfc8 R08: 0000000000000003 R09: 0000000000000000 [ 268.892022] R10: 0000000000001011 R11: 0000000000000246 R12: 00007f81cdb486d4 [ 268.892024] R13: 00000000004c5df1 R14: 00000000004da7c8 R15: 00000000ffffffff [ 268.906168] Kernel panic - not syncing: hung_task: blocked tasks [ 269.258444] CPU: 1 PID: 1043 Comm: khungtaskd Not tainted 4.19.152-syzkaller #0 [ 269.265880] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 269.275231] Call Trace: [ 269.278079] dump_stack+0x123/0x177 [ 269.281699] panic+0x1cd/0x375 [ 269.284879] ? __warn_printk+0xd6/0xd6 [ 269.288771] watchdog+0x5d4/0xb40 [ 269.292223] kthread+0x347/0x410 [ 269.295580] ? hungtask_pm_notify+0x40/0x40 [ 269.299892] ? kthread_cancel_delayed_work_sync+0x10/0x10 [ 269.305424] ret_from_fork+0x24/0x30 [ 269.310699] Kernel Offset: disabled [ 269.314341] Rebooting in 86400 seconds..