syzkaller login: [ 83.661491][ T26] audit: type=1400 audit(1561589743.620:35): avc: denied { map } for pid=9470 comm="bash" path="/bin/bash" dev="sda1" ino=1457 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 Warning: Permanently added '10.128.10.59' (ECDSA) to the list of known hosts. [ 90.191781][ T26] audit: type=1400 audit(1561589750.150:36): avc: denied { map } for pid=9482 comm="syz-executor788" path="/root/syz-executor788850731" dev="sda1" ino=16484 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 [ 90.263088][ T9489] IPVS: ftp: loaded support on port[0] = 21 [ 90.263095][ T9494] IPVS: ftp: loaded support on port[0] = 21 [ 90.277393][ T9492] IPVS: ftp: loaded support on port[0] = 21 [ 90.310514][ T9490] IPVS: ftp: loaded support on port[0] = 21 [ 90.328190][ T9491] IPVS: ftp: loaded support on port[0] = 21 [ 90.331161][ T9493] IPVS: ftp: loaded support on port[0] = 21 [ 90.508531][ T9492] chnl_net:caif_netlink_parms(): no params data found [ 90.568919][ T9494] chnl_net:caif_netlink_parms(): no params data found [ 90.664421][ T9492] bridge0: port 1(bridge_slave_0) entered blocking state [ 90.671554][ T9492] bridge0: port 1(bridge_slave_0) entered disabled state [ 90.679630][ T9492] device bridge_slave_0 entered promiscuous mode [ 90.692072][ T9492] bridge0: port 2(bridge_slave_1) entered blocking state [ 90.699251][ T9492] bridge0: port 2(bridge_slave_1) entered disabled state [ 90.707451][ T9492] device bridge_slave_1 entered promiscuous mode [ 90.738611][ T9491] chnl_net:caif_netlink_parms(): no params data found [ 90.782755][ T9492] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 90.791425][ T9494] bridge0: port 1(bridge_slave_0) entered blocking state [ 90.798638][ T9494] bridge0: port 1(bridge_slave_0) entered disabled state [ 90.806846][ T9494] device bridge_slave_0 entered promiscuous mode [ 90.818921][ T9494] bridge0: port 2(bridge_slave_1) entered blocking state [ 90.826172][ T9494] bridge0: port 2(bridge_slave_1) entered disabled state [ 90.833986][ T9494] device bridge_slave_1 entered promiscuous mode [ 90.873250][ T9492] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 90.943138][ T9494] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 90.955778][ T9489] chnl_net:caif_netlink_parms(): no params data found [ 90.970120][ T9492] team0: Port device team_slave_0 added [ 90.978090][ T9492] team0: Port device team_slave_1 added [ 90.998541][ T9494] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 91.029864][ T9494] team0: Port device team_slave_0 added [ 91.037891][ T9494] team0: Port device team_slave_1 added [ 91.043735][ T9493] chnl_net:caif_netlink_parms(): no params data found [ 91.055229][ T9491] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.062325][ T9491] bridge0: port 1(bridge_slave_0) entered disabled state [ 91.070479][ T9491] device bridge_slave_0 entered promiscuous mode [ 91.082895][ T9491] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.090466][ T9491] bridge0: port 2(bridge_slave_1) entered disabled state [ 91.098383][ T9491] device bridge_slave_1 entered promiscuous mode [ 91.105573][ T9490] chnl_net:caif_netlink_parms(): no params data found [ 91.197767][ T9494] device hsr_slave_0 entered promiscuous mode [ 91.254490][ T9494] device hsr_slave_1 entered promiscuous mode [ 91.357520][ T9492] device hsr_slave_0 entered promiscuous mode [ 91.404398][ T9492] device hsr_slave_1 entered promiscuous mode [ 91.478101][ T9491] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 91.489592][ T9491] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 91.530762][ T9489] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.538647][ T9489] bridge0: port 1(bridge_slave_0) entered disabled state [ 91.546582][ T9489] device bridge_slave_0 entered promiscuous mode [ 91.560746][ T9489] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.568032][ T9489] bridge0: port 2(bridge_slave_1) entered disabled state [ 91.576764][ T9489] device bridge_slave_1 entered promiscuous mode [ 91.591057][ T9490] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.598682][ T9490] bridge0: port 1(bridge_slave_0) entered disabled state [ 91.609418][ T9490] device bridge_slave_0 entered promiscuous mode [ 91.617414][ T9490] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.624765][ T9490] bridge0: port 2(bridge_slave_1) entered disabled state [ 91.633264][ T9490] device bridge_slave_1 entered promiscuous mode [ 91.665364][ T9493] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.672476][ T9493] bridge0: port 1(bridge_slave_0) entered disabled state [ 91.680982][ T9493] device bridge_slave_0 entered promiscuous mode [ 91.696713][ T9491] team0: Port device team_slave_0 added [ 91.711587][ T9490] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 91.729834][ T9489] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 91.739709][ T9493] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.746941][ T9493] bridge0: port 2(bridge_slave_1) entered disabled state [ 91.756464][ T9493] device bridge_slave_1 entered promiscuous mode [ 91.765283][ T9491] team0: Port device team_slave_1 added [ 91.788853][ T9493] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 91.799843][ T9490] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 91.815137][ T9489] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 91.839076][ T9493] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 91.863797][ T9490] team0: Port device team_slave_0 added [ 91.916152][ T9491] device hsr_slave_0 entered promiscuous mode [ 91.954434][ T9491] device hsr_slave_1 entered promiscuous mode [ 92.010843][ T9490] team0: Port device team_slave_1 added [ 92.058743][ T9493] team0: Port device team_slave_0 added [ 92.067681][ T9493] team0: Port device team_slave_1 added [ 92.117444][ T9490] device hsr_slave_0 entered promiscuous mode [ 92.155804][ T9490] device hsr_slave_1 entered promiscuous mode [ 92.216115][ T9489] team0: Port device team_slave_0 added [ 92.297603][ T9493] device hsr_slave_0 entered promiscuous mode [ 92.334514][ T9493] device hsr_slave_1 entered promiscuous mode [ 92.386965][ T9489] team0: Port device team_slave_1 added [ 92.477749][ T9489] device hsr_slave_0 entered promiscuous mode [ 92.534705][ T9489] device hsr_slave_1 entered promiscuous mode [ 92.581405][ T9493] bridge0: port 2(bridge_slave_1) entered blocking state [ 92.588771][ T9493] bridge0: port 2(bridge_slave_1) entered forwarding state [ 92.612488][ T9492] 8021q: adding VLAN 0 to HW filter on device bond0 [ 92.638603][ T2801] bridge0: port 2(bridge_slave_1) entered disabled state [ 92.682828][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 92.692831][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 92.706705][ T9494] 8021q: adding VLAN 0 to HW filter on device bond0 [ 92.732123][ T9492] 8021q: adding VLAN 0 to HW filter on device team0 [ 92.787108][ T3433] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 92.796570][ T3433] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 92.806586][ T3433] bridge0: port 1(bridge_slave_0) entered blocking state [ 92.813784][ T3433] bridge0: port 1(bridge_slave_0) entered forwarding state [ 92.822128][ T3433] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 92.831949][ T3433] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 92.840639][ T3433] bridge0: port 2(bridge_slave_1) entered blocking state [ 92.847803][ T3433] bridge0: port 2(bridge_slave_1) entered forwarding state [ 92.857054][ T3433] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 92.883143][ T9491] 8021q: adding VLAN 0 to HW filter on device bond0 [ 92.897284][ T3433] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 92.906587][ T3433] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 92.915613][ T3433] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 92.933714][ T9489] 8021q: adding VLAN 0 to HW filter on device bond0 [ 92.945842][ T9490] 8021q: adding VLAN 0 to HW filter on device bond0 [ 92.973486][ T9491] 8021q: adding VLAN 0 to HW filter on device team0 [ 92.985189][ T9494] 8021q: adding VLAN 0 to HW filter on device team0 [ 92.992011][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 93.001249][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 93.009890][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 93.018591][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 93.026688][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 93.034727][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 93.050969][ T9493] 8021q: adding VLAN 0 to HW filter on device bond0 [ 93.069915][ T9490] 8021q: adding VLAN 0 to HW filter on device team0 [ 93.080233][ T3433] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 93.089323][ T3433] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 93.098488][ T3433] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 93.106441][ T3433] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 93.133578][ T3433] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 93.142461][ T3433] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 93.152144][ T3433] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 93.161155][ T3433] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 93.169910][ T3433] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 93.177859][ T3433] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 93.185846][ T3433] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 93.194652][ T3433] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 93.204638][ T3433] bridge0: port 1(bridge_slave_0) entered blocking state [ 93.211712][ T3433] bridge0: port 1(bridge_slave_0) entered forwarding state [ 93.219798][ T3433] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 93.227837][ T3433] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 93.236604][ T3433] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 93.260457][ T9489] 8021q: adding VLAN 0 to HW filter on device team0 [ 93.279831][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 93.289099][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 93.298327][ T2801] bridge0: port 1(bridge_slave_0) entered blocking state [ 93.305454][ T2801] bridge0: port 1(bridge_slave_0) entered forwarding state [ 93.313080][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 93.322623][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 93.330940][ T2801] bridge0: port 2(bridge_slave_1) entered blocking state [ 93.338068][ T2801] bridge0: port 2(bridge_slave_1) entered forwarding state [ 93.345952][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 93.354971][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 93.363554][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 93.372215][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 93.380577][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 93.389315][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 93.398127][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 93.406852][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 93.415625][ T2801] bridge0: port 2(bridge_slave_1) entered blocking state [ 93.422942][ T2801] bridge0: port 2(bridge_slave_1) entered forwarding state [ 93.430633][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 93.439681][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 93.448149][ T2801] bridge0: port 1(bridge_slave_0) entered blocking state [ 93.455260][ T2801] bridge0: port 1(bridge_slave_0) entered forwarding state [ 93.462786][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 93.471888][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 93.480354][ T2801] bridge0: port 2(bridge_slave_1) entered blocking state [ 93.487418][ T2801] bridge0: port 2(bridge_slave_1) entered forwarding state [ 93.496907][ T9492] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 93.525680][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 93.533626][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 93.544953][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 93.552998][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 93.562978][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 93.571562][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 93.580513][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 93.589162][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 93.597531][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 93.605860][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 93.614547][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 93.622823][ T2801] bridge0: port 1(bridge_slave_0) entered blocking state [ 93.629941][ T2801] bridge0: port 1(bridge_slave_0) entered forwarding state [ 93.637724][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 93.647844][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 93.666533][ T9493] 8021q: adding VLAN 0 to HW filter on device team0 [ 93.692960][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 93.701822][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 93.710976][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 93.719507][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 93.727874][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 93.736631][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 93.744948][ T22] bridge0: port 2(bridge_slave_1) entered blocking state [ 93.752179][ T22] bridge0: port 2(bridge_slave_1) entered forwarding state [ 93.759898][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 93.768416][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 93.777390][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 93.786230][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 93.795023][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 93.803010][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 93.833628][ T9494] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 93.846070][ T9494] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 93.875042][ T9501] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 93.883777][ T9501] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 93.892505][ T9501] bridge0: port 1(bridge_slave_0) entered blocking state [ 93.899711][ T9501] bridge0: port 1(bridge_slave_0) entered forwarding state [ 93.910093][ T9501] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 93.918808][ T9501] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 93.927732][ T9501] bridge0: port 2(bridge_slave_1) entered blocking state [ 93.934839][ T9501] bridge0: port 2(bridge_slave_1) entered forwarding state [ 93.942710][ T9501] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 93.952036][ T9501] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 93.960415][ T9501] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 93.968669][ T9501] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 93.978207][ T9501] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 93.987306][ T9501] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 93.996255][ T9501] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 94.005954][ T9501] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 94.014968][ T9501] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 94.052388][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 94.063329][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 94.072888][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 94.083711][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 94.092317][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 94.101119][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 94.110052][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 94.118794][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 94.127232][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 94.135938][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 94.144355][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 94.152571][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 94.161106][ T2801] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 94.178579][ T9492] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 94.189685][ T9490] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 94.209722][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 94.222222][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 94.246978][ T9493] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 94.258276][ T9493] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 94.278556][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 94.292279][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 94.301932][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 94.313234][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 94.322065][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 94.330696][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 94.339425][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 94.347960][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 94.373594][ T9490] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 94.389885][ T9494] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 94.399480][ T9489] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 94.420902][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 94.424238][ T26] audit: type=1400 audit(1561589754.380:37): avc: denied { associate } for pid=9492 comm="syz-executor788" name="syz4" scontext=unconfined_u:object_r:unlabeled_t:s0 tcontext=system_u:object_r:unlabeled_t:s0 tclass=filesystem permissive=1 [ 94.467620][ T9491] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 94.506675][ T9493] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 94.520920][ T9489] 8021q: adding VLAN 0 to HW filter on device batadv0 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 95.764942][ T9644] ------------[ cut here ]------------ [ 95.772111][ T9644] ODEBUG: free active (active state 0) object type: work_struct hint: smc_tx_work+0x0/0x1d0 [ 95.782561][ T9644] WARNING: CPU: 0 PID: 9644 at lib/debugobjects.c:325 debug_print_object+0x168/0x250 [ 95.792053][ T9644] Kernel panic - not syncing: panic_on_warn set ... [ 95.798661][ T9644] CPU: 0 PID: 9644 Comm: syz-executor788 Not tainted 5.2.0-rc6+ #34 [ 95.806638][ T9644] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 95.816697][ T9644] Call Trace: [ 95.820001][ T9644] dump_stack+0x172/0x1f0 [ 95.824346][ T9644] ? debug_print_object+0xf0/0x250 [ 95.829458][ T9644] panic+0x2cb/0x744 [ 95.833350][ T9644] ? __warn_printk+0xf3/0xf3 [ 95.837947][ T9644] ? debug_print_object+0x168/0x250 [ 95.843155][ T9644] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 95.849401][ T9644] ? __warn.cold+0x5/0x4d [ 95.853729][ T9644] ? __warn+0xe8/0x1d0 [ 95.857807][ T9644] ? debug_print_object+0x168/0x250 [ 95.863025][ T9644] __warn.cold+0x20/0x4d [ 95.867275][ T9644] ? vprintk_emit+0x1ea/0x700 [ 95.871962][ T9644] ? debug_print_object+0x168/0x250 [ 95.877195][ T9644] report_bug+0x263/0x2b0 [ 95.881532][ T9644] do_error_trap+0x11b/0x200 [ 95.886133][ T9644] do_invalid_op+0x37/0x50 [ 95.890557][ T9644] ? debug_print_object+0x168/0x250 [ 95.895782][ T9644] invalid_op+0x14/0x20 [ 95.899952][ T9644] RIP: 0010:debug_print_object+0x168/0x250 [ 95.905765][ T9644] Code: dd a0 c9 a4 87 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 b5 00 00 00 48 8b 14 dd a0 c9 a4 87 48 c7 c7 40 bf a4 87 e8 d6 5d 0d fe <0f> 0b 83 05 cb 27 4b 06 01 48 83 c4 20 5b 41 5c 41 5d 41 5e 5d c3 [ 95.925385][ T9644] RSP: 0018:ffff88809fb9fbb0 EFLAGS: 00010086 [ 95.931456][ T9644] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 [ 95.939432][ T9644] RDX: 0000000000000000 RSI: ffffffff815ad926 RDI: ffffed1013f73f68 [ 95.947415][ T9644] RBP: ffff88809fb9fbf0 R08: ffff88809a02a480 R09: ffffed1015d040f1 [ 95.956144][ T9644] R10: ffffed1015d040f0 R11: ffff8880ae820787 R12: 0000000000000001 [ 95.964125][ T9644] R13: ffffffff88b716a0 R14: ffffffff81497fc0 R15: ffff8880771ab7d8 [ 95.972118][ T9644] ? __exit_umh+0x2e0/0x2e0 [ 95.977737][ T9644] ? vprintk_func+0x86/0x189 [ 95.982336][ T9644] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 95.988146][ T9644] debug_check_no_obj_freed+0x29f/0x464 [ 95.993710][ T9644] kmem_cache_free+0x18f/0x260 [ 95.998483][ T9644] __sk_destruct+0x4bc/0x6e0 [ 96.003072][ T9644] sk_destruct+0x7b/0x90 [ 96.007317][ T9644] __sk_free+0xce/0x300 [ 96.011489][ T9644] sk_free+0x42/0x50 [ 96.015389][ T9644] smc_release+0x5a7/0x7b0 [ 96.019805][ T9644] __sock_release+0xce/0x2a0 [ 96.024400][ T9644] sock_close+0x1b/0x30 [ 96.028555][ T9644] __fput+0x2ff/0x890 [ 96.032537][ T9644] ? __sock_release+0x2a0/0x2a0 [ 96.037386][ T9644] ____fput+0x16/0x20 [ 96.041366][ T9644] task_work_run+0x145/0x1c0 [ 96.045962][ T9644] exit_to_usermode_loop+0x273/0x2c0 [ 96.051250][ T9644] do_syscall_64+0x58e/0x680 [ 96.055839][ T9644] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 96.061733][ T9644] RIP: 0033:0x4026e0 [ 96.065627][ T9644] Code: 01 f0 ff ff 0f 83 40 0d 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 3d 4d 94 2d 00 00 75 14 b8 03 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 14 0d 00 00 c3 48 83 ec 08 e8 7a 02 00 00 [ 96.085327][ T9644] RSP: 002b:00007ffde5c6fca8 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 96.093750][ T9644] RAX: 0000000000000000 RBX: 0000000000000004 RCX: 00000000004026e0 [ 96.101724][ T9644] RDX: 0000000000000003 RSI: 0000000000000006 RDI: 0000000000000003 [ 96.109697][ T9644] RBP: 0000000000000000 R08: 0000000000000004 R09: 00000000004aa19f [ 96.117670][ T9644] R10: 0000000020000000 R11: 0000000000000246 R12: 0000000000000012 [ 96.125641][ T9644] R13: 0000000000403910 R14: 0000000000000000 R15: 0000000000000000 [ 96.133621][ T9644] [ 96.133628][ T9644] ====================================================== [ 96.133634][ T9644] WARNING: possible circular locking dependency detected [ 96.133638][ T9644] 5.2.0-rc6+ #34 Not tainted [ 96.133643][ T9644] ------------------------------------------------------ [ 96.133649][ T9644] syz-executor788/9644 is trying to acquire lock: [ 96.133653][ T9644] 000000003c88b045 ((console_sem).lock){-.-.}, at: down_trylock+0x13/0x70 [ 96.133668][ T9644] [ 96.133673][ T9644] but task is already holding lock: [ 96.133676][ T9644] 000000009c619ecd (&obj_hash[i].lock){-.-.}, at: debug_check_no_obj_freed+0xbe/0x464 [ 96.133692][ T9644] [ 96.133697][ T9644] which lock already depends on the new lock. [ 96.133699][ T9644] [ 96.133702][ T9644] [ 96.133708][ T9644] the existing dependency chain (in reverse order) is: [ 96.133710][ T9644] [ 96.133713][ T9644] -> #3 (&obj_hash[i].lock){-.-.}: [ 96.133728][ T9644] _raw_spin_lock_irqsave+0x95/0xcd [ 96.133733][ T9644] __debug_object_init+0xc6/0xc30 [ 96.133737][ T9644] debug_object_init+0x16/0x20 [ 96.133741][ T9644] hrtimer_init+0x2a/0x300 [ 96.133745][ T9644] init_dl_task_timer+0x1b/0x50 [ 96.133750][ T9644] __sched_fork+0x22a/0x4f0 [ 96.133753][ T9644] init_idle+0x75/0x670 [ 96.133758][ T9644] sched_init+0x952/0x9f5 [ 96.133762][ T9644] start_kernel+0x393/0x893 [ 96.133766][ T9644] x86_64_start_reservations+0x29/0x2b [ 96.133771][ T9644] x86_64_start_kernel+0x77/0x7b [ 96.133775][ T9644] secondary_startup_64+0xa4/0xb0 [ 96.133778][ T9644] [ 96.133780][ T9644] -> #2 (&rq->lock){-.-.}: [ 96.133795][ T9644] _raw_spin_lock+0x2f/0x40 [ 96.133799][ T9644] task_fork_fair+0x6a/0x520 [ 96.133803][ T9644] sched_fork+0x3af/0x900 [ 96.133808][ T9644] copy_process.part.0+0x1a25/0x6790 [ 96.133812][ T9644] _do_fork+0x25d/0xfe0 [ 96.133816][ T9644] kernel_thread+0x34/0x40 [ 96.133820][ T9644] rest_init+0x28/0x37b [ 96.133824][ T9644] arch_call_rest_init+0xe/0x1b [ 96.133828][ T9644] start_kernel+0x854/0x893 [ 96.133833][ T9644] x86_64_start_reservations+0x29/0x2b [ 96.133837][ T9644] x86_64_start_kernel+0x77/0x7b [ 96.133842][ T9644] secondary_startup_64+0xa4/0xb0 [ 96.133844][ T9644] [ 96.133847][ T9644] -> #1 (&p->pi_lock){-.-.}: [ 96.133862][ T9644] _raw_spin_lock_irqsave+0x95/0xcd [ 96.133866][ T9644] try_to_wake_up+0x90/0x13f0 [ 96.133870][ T9644] wake_up_process+0x10/0x20 [ 96.133874][ T9644] __up.isra.0+0x136/0x1a0 [ 96.133878][ T9644] up+0x9c/0xe0 [ 96.133882][ T9644] __up_console_sem+0xb7/0x1c0 [ 96.133886][ T9644] console_unlock+0x663/0xec0 [ 96.133891][ T9644] vprintk_emit+0x2a0/0x700 [ 96.133895][ T9644] vprintk_default+0x28/0x30 [ 96.133899][ T9644] vprintk_func+0x7e/0x189 [ 96.133903][ T9644] printk+0xba/0xed [ 96.133907][ T9644] kauditd_hold_skb.cold+0x3f/0x4e [ 96.133912][ T9644] kauditd_send_queue+0x12b/0x170 [ 96.133916][ T9644] kauditd_thread+0x7b5/0xb00 [ 96.133920][ T9644] kthread+0x354/0x420 [ 96.133924][ T9644] ret_from_fork+0x24/0x30 [ 96.133927][ T9644] [ 96.133929][ T9644] -> #0 ((console_sem).lock){-.-.}: [ 96.133944][ T9644] lock_acquire+0x16f/0x3f0 [ 96.133949][ T9644] _raw_spin_lock_irqsave+0x95/0xcd [ 96.133953][ T9644] down_trylock+0x13/0x70 [ 96.133958][ T9644] __down_trylock_console_sem+0xa8/0x210 [ 96.133963][ T9644] console_trylock+0x15/0xa0 [ 96.133967][ T9644] vprintk_emit+0x283/0x700 [ 96.133971][ T9644] vprintk_default+0x28/0x30 [ 96.133975][ T9644] vprintk_func+0x7e/0x189 [ 96.133979][ T9644] printk+0xba/0xed [ 96.133983][ T9644] __warn_printk+0x9b/0xf3 [ 96.133988][ T9644] debug_print_object+0x168/0x250 [ 96.133993][ T9644] debug_check_no_obj_freed+0x29f/0x464 [ 96.133997][ T9644] kmem_cache_free+0x18f/0x260 [ 96.134001][ T9644] __sk_destruct+0x4bc/0x6e0 [ 96.134005][ T9644] sk_destruct+0x7b/0x90 [ 96.134009][ T9644] __sk_free+0xce/0x300 [ 96.134018][ T9644] sk_free+0x42/0x50 [ 96.134022][ T9644] smc_release+0x5a7/0x7b0 [ 96.134027][ T9644] __sock_release+0xce/0x2a0 [ 96.134031][ T9644] sock_close+0x1b/0x30 [ 96.134034][ T9644] __fput+0x2ff/0x890 [ 96.134038][ T9644] ____fput+0x16/0x20 [ 96.134042][ T9644] task_work_run+0x145/0x1c0 [ 96.134047][ T9644] exit_to_usermode_loop+0x273/0x2c0 [ 96.134051][ T9644] do_syscall_64+0x58e/0x680 [ 96.134057][ T9644] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 96.134059][ T9644] [ 96.134064][ T9644] other info that might help us debug this: [ 96.134066][ T9644] [ 96.134070][ T9644] Chain exists of: [ 96.134072][ T9644] (console_sem).lock --> &rq->lock --> &obj_hash[i].lock [ 96.134091][ T9644] [ 96.134096][ T9644] Possible unsafe locking scenario: [ 96.134098][ T9644] [ 96.134103][ T9644] CPU0 CPU1 [ 96.134107][ T9644] ---- ---- [ 96.134110][ T9644] lock(&obj_hash[i].lock); [ 96.134120][ T9644] lock(&rq->lock); [ 96.134130][ T9644] lock(&obj_hash[i].lock); [ 96.134138][ T9644] lock((console_sem).lock); [ 96.134147][ T9644] [ 96.134150][ T9644] *** DEADLOCK *** [ 96.134153][ T9644] [ 96.134157][ T9644] 2 locks held by syz-executor788/9644: [ 96.134160][ T9644] #0: 000000009ef2deef (&sb->s_type->i_mutex_key#11){+.+.}, at: __sock_release+0x89/0x2a0 [ 96.134181][ T9644] #1: 000000009c619ecd (&obj_hash[i].lock){-.-.}, at: debug_check_no_obj_freed+0xbe/0x464 [ 96.134199][ T9644] [ 96.134202][ T9644] stack backtrace: [ 96.134208][ T9644] CPU: 0 PID: 9644 Comm: syz-executor788 Not tainted 5.2.0-rc6+ #34 [ 96.134216][ T9644] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 96.134219][ T9644] Call Trace: [ 96.134222][ T9644] dump_stack+0x172/0x1f0 [ 96.134227][ T9644] print_circular_bug.cold+0x1cc/0x28f [ 96.134231][ T9644] __lock_acquire+0x3755/0x5490 [ 96.134235][ T9644] ? mark_held_locks+0xf0/0xf0 [ 96.134239][ T9644] ? kvm_clock_read+0x18/0x30 [ 96.134243][ T9644] ? kvm_sched_clock_read+0x9/0x20 [ 96.134247][ T9644] lock_acquire+0x16f/0x3f0 [ 96.134251][ T9644] ? down_trylock+0x13/0x70 [ 96.134255][ T9644] _raw_spin_lock_irqsave+0x95/0xcd [ 96.134259][ T9644] ? down_trylock+0x13/0x70 [ 96.134263][ T9644] ? vprintk_emit+0x283/0x700 [ 96.134267][ T9644] down_trylock+0x13/0x70 [ 96.134271][ T9644] ? vprintk_emit+0x283/0x700 [ 96.134275][ T9644] __down_trylock_console_sem+0xa8/0x210 [ 96.134279][ T9644] console_trylock+0x15/0xa0 [ 96.134283][ T9644] vprintk_emit+0x283/0x700 [ 96.134287][ T9644] ? __exit_umh+0x2e0/0x2e0 [ 96.134291][ T9644] vprintk_default+0x28/0x30 [ 96.134295][ T9644] vprintk_func+0x7e/0x189 [ 96.134298][ T9644] printk+0xba/0xed [ 96.134302][ T9644] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 96.134307][ T9644] ? mark_held_locks+0xf0/0xf0 [ 96.134310][ T9644] ? ____fput+0x16/0x20 [ 96.134314][ T9644] ? task_work_run+0x145/0x1c0 [ 96.134319][ T9644] ? exit_to_usermode_loop+0x273/0x2c0 [ 96.134323][ T9644] ? do_syscall_64+0x58e/0x680 [ 96.134327][ T9644] ? __warn_printk+0x8f/0xf3 [ 96.134331][ T9644] ? smc_tx_sendmsg+0x1820/0x1820 [ 96.134335][ T9644] __warn_printk+0x9b/0xf3 [ 96.134339][ T9644] ? add_taint.cold+0x16/0x16 [ 96.134343][ T9644] ? kasan_check_write+0x14/0x20 [ 96.134347][ T9644] ? lock_downgrade+0x880/0x880 [ 96.134352][ T9644] ? smc_tx_sendmsg+0x1820/0x1820 [ 96.134356][ T9644] debug_print_object+0x168/0x250 [ 96.134361][ T9644] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 96.134365][ T9644] debug_check_no_obj_freed+0x29f/0x464 [ 96.134369][ T9644] kmem_cache_free+0x18f/0x260 [ 96.134373][ T9644] __sk_destruct+0x4bc/0x6e0 [ 96.134377][ T9644] sk_destruct+0x7b/0x90 [ 96.134381][ T9644] __sk_free+0xce/0x300 [ 96.134384][ T9644] sk_free+0x42/0x50 [ 96.134388][ T9644] smc_release+0x5a7/0x7b0 [ 96.134392][ T9644] __sock_release+0xce/0x2a0 [ 96.134395][ T9644] sock_close+0x1b/0x30 [ 96.134399][ T9644] __fput+0x2ff/0x890 [ 96.134403][ T9644] ? __sock_release+0x2a0/0x2a0 [ 96.134406][ T9644] ____fput+0x16/0x20 [ 96.134410][ T9644] task_work_run+0x145/0x1c0 [ 96.134415][ T9644] exit_to_usermode_loop+0x273/0x2c0 [ 96.134419][ T9644] do_syscall_64+0x58e/0x680 [ 96.134423][ T9644] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 96.134427][ T9644] RIP: 0033:0x4026e0 [ 96.134440][ T9644] Code: 01 f0 ff ff 0f 83 40 0d 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 3d 4d 94 2d 00 00 75 14 b8 03 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 14 0d 00 00 c3 48 83 ec 08 e8 7a 02 00 00 [ 96.134445][ T9644] RSP: 002b:00007ffde5c6fca8 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 96.134455][ T9644] RAX: 0000000000000000 RBX: 0000000000000004 RCX: 00000000004026e0 [ 96.134461][ T9644] RDX: 0000000000000003 RSI: 0000000000000006 RDI: 0000000000000003 [ 96.134467][ T9644] RBP: 0000000000000000 R08: 0000000000000004 R09: 00000000004aa19f [ 96.134473][ T9644] R10: 0000000020000000 R11: 0000000000000246 R12: 0000000000000012 [ 96.134478][ T9644] R13: 0000000000403910 R14: 0000000000000000 R15: 0000000000000000 [ 97.246112][ T9644] Shutting down cpus with NMI [ 98.141753][ T9644] Kernel Offset: disabled [ 98.146086][ T9644] Rebooting in 86400 seconds..