Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 33.321381] audit: type=1400 audit(1591806734.515:8): avc: denied { execmem } for pid=6418 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 33.337961] IPVS: ftp: loaded support on port[0] = 21 [ 33.883969] can: request_module (can-proto-0) failed. [ 34.737235] can: request_module (can-proto-0) failed. [ 34.745420] can: request_module (can-proto-0) failed. [ 34.770950] audit: type=1400 audit(1591806735.966:9): avc: denied { create } for pid=6396 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 '10.128.15.209' (ECDSA) to the list of known hosts. 2020/06/10 16:32:23 parsed 1 programs 2020/06/10 16:32:23 executed programs: 0 [ 42.593584] audit: type=1400 audit(1591806743.788:10): avc: denied { execmem } for pid=6541 comm="syz-executor.4" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 42.617745] IPVS: ftp: loaded support on port[0] = 21 [ 42.665650] IPVS: ftp: loaded support on port[0] = 21 [ 42.665902] IPVS: ftp: loaded support on port[0] = 21 [ 42.686489] IPVS: ftp: loaded support on port[0] = 21 [ 42.742958] chnl_net:caif_netlink_parms(): no params data found [ 42.746012] IPVS: ftp: loaded support on port[0] = 21 [ 42.767722] IPVS: ftp: loaded support on port[0] = 21 [ 42.919299] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.925672] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.934179] device bridge_slave_0 entered promiscuous mode [ 42.944233] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.951894] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.959128] device bridge_slave_1 entered promiscuous mode [ 42.977875] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 43.015459] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 43.027159] chnl_net:caif_netlink_parms(): no params data found [ 43.055063] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 43.064524] team0: Port device team_slave_0 added [ 43.073700] chnl_net:caif_netlink_parms(): no params data found [ 43.091353] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 43.099265] team0: Port device team_slave_1 added [ 43.104629] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 43.133251] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 43.173988] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.181305] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.188855] device bridge_slave_0 entered promiscuous mode [ 43.200503] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.206971] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.214126] device bridge_slave_1 entered promiscuous mode [ 43.263297] chnl_net:caif_netlink_parms(): no params data found [ 43.340986] device hsr_slave_0 entered promiscuous mode [ 43.396921] device hsr_slave_1 entered promiscuous mode [ 43.440891] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 43.469124] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 43.477457] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 43.485142] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 43.496380] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.504286] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.512274] device bridge_slave_0 entered promiscuous mode [ 43.519293] chnl_net:caif_netlink_parms(): no params data found [ 43.535387] chnl_net:caif_netlink_parms(): no params data found [ 43.552271] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.561727] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.570293] device bridge_slave_1 entered promiscuous mode [ 43.601340] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.607898] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.614804] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.621201] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.644036] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 43.653072] team0: Port device team_slave_0 added [ 43.660030] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 43.668116] team0: Port device team_slave_1 added [ 43.673752] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 43.688048] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 43.704158] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 43.715190] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 43.734462] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.741789] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.752741] device bridge_slave_0 entered promiscuous mode [ 43.762815] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.770606] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.778179] device bridge_slave_1 entered promiscuous mode [ 43.838632] device hsr_slave_0 entered promiscuous mode [ 43.876788] device hsr_slave_1 entered promiscuous mode [ 43.916715] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.923102] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.931632] device bridge_slave_0 entered promiscuous mode [ 43.939230] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.946981] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.960297] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.966887] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.973763] device bridge_slave_0 entered promiscuous mode [ 43.981567] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.988463] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.995266] device bridge_slave_1 entered promiscuous mode [ 44.002550] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 44.011149] team0: Port device team_slave_0 added [ 44.016583] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 44.023370] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 44.030659] team0: Port device team_slave_1 added [ 44.036057] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.043666] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.051442] device bridge_slave_1 entered promiscuous mode [ 44.072464] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 44.080532] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 44.095206] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 44.105150] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 44.122385] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 44.131779] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 44.139706] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 44.156008] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 44.173281] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 44.194968] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 44.229472] device hsr_slave_0 entered promiscuous mode [ 44.267158] device hsr_slave_1 entered promiscuous mode [ 44.323763] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 44.338380] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 44.345592] team0: Port device team_slave_0 added [ 44.351692] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 44.360077] team0: Port device team_slave_0 added [ 44.365281] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 44.373531] team0: Port device team_slave_0 added [ 44.379397] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 44.388101] team0: Port device team_slave_1 added [ 44.393663] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 44.401388] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 44.408783] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 44.415924] team0: Port device team_slave_1 added [ 44.421457] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 44.429611] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 44.436976] team0: Port device team_slave_1 added [ 44.443352] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 44.450977] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 44.458291] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 44.508882] device hsr_slave_0 entered promiscuous mode [ 44.556927] device hsr_slave_1 entered promiscuous mode [ 44.596778] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 44.604502] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 44.612314] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 44.641676] 8021q: adding VLAN 0 to HW filter on device bond0 [ 44.655026] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 44.698118] device hsr_slave_0 entered promiscuous mode [ 44.726717] device hsr_slave_1 entered promiscuous mode [ 44.828830] device hsr_slave_0 entered promiscuous mode [ 44.876628] device hsr_slave_1 entered promiscuous mode [ 44.920061] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 44.930227] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 44.938186] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 44.945070] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 44.953396] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 44.969280] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 44.980349] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 44.987961] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.002928] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 45.011411] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 45.021658] 8021q: adding VLAN 0 to HW filter on device bond0 [ 45.032340] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 45.041458] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 45.048594] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.065009] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 45.081153] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 45.088511] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 45.095549] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.106570] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 45.112765] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.127880] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 45.135300] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 45.144775] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.153396] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.159809] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.173595] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 45.183228] 8021q: adding VLAN 0 to HW filter on device bond0 [ 45.190843] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 45.199595] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.207606] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.213937] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.221193] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 45.234425] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 45.246580] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 45.254821] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 45.264618] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 45.280387] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 45.288128] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.297554] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.303904] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.311167] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 45.319038] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.326656] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.332975] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.339815] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 45.346773] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.363573] 8021q: adding VLAN 0 to HW filter on device bond0 [ 45.373085] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.381379] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 45.387962] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.395945] 8021q: adding VLAN 0 to HW filter on device bond0 [ 45.403787] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.412920] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 45.420006] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 45.428443] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 45.438392] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 45.445991] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 45.456826] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 45.464250] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 45.472672] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 45.481049] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.489481] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.495824] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.503416] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 45.511235] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 45.519025] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 45.525825] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.533013] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 45.541984] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 45.550323] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 45.563550] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 45.571315] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.581619] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 45.589617] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 45.597815] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 45.605329] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 45.612510] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.621160] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 45.629959] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 45.639170] 8021q: adding VLAN 0 to HW filter on device bond0 [ 45.647823] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 45.654890] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 45.663875] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 45.670591] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.677887] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 45.685668] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.693984] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.700423] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.707505] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 45.716225] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 45.723992] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 45.731973] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 45.741217] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 45.749349] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 45.758571] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 45.769127] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.776942] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.783324] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.790982] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 45.798102] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.804932] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 45.812871] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 45.821977] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 45.834480] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 45.840878] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.847756] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 45.855508] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.865324] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 45.873443] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 45.880614] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 45.888034] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 45.895653] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 45.903635] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 45.911515] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.919639] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.926030] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.932855] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 45.940672] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 45.948363] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.955745] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 45.963574] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.971371] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.977752] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.985435] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 45.996916] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.005563] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.015455] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 46.024171] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 46.033470] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.042506] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.048938] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.056139] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 46.063900] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.076430] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.082768] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.089760] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 46.097439] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 46.104796] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 46.119083] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 46.127585] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 46.135790] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 46.144220] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 46.153307] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 46.161176] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 46.169270] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 46.177086] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 46.184655] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 46.194489] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 46.203222] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 46.213881] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 46.221750] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 46.232046] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 46.239762] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 46.247713] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 46.255315] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 46.263584] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.273088] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 46.279960] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 46.289147] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 46.295267] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 46.304438] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 46.313215] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 46.320646] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 46.329093] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.337021] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.343342] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.350605] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 46.360429] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 46.368748] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 46.382378] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 46.390403] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 46.397853] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 46.405486] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 46.413558] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 46.421548] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 46.429626] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 46.437656] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 46.445463] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 46.453199] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 46.460180] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 46.470613] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 46.479669] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 46.490286] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 46.499643] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 46.509130] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 46.519647] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 46.527693] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 46.535224] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 46.542955] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 46.550548] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 46.558399] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 46.568841] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 46.575773] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 46.586432] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 46.594041] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 46.602868] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 46.611456] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 46.620094] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 46.629728] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 46.636584] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 46.643268] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 46.653506] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 46.661409] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 46.669304] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 46.676831] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 46.683572] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 46.690361] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 46.698025] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 46.707546] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 46.716836] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 46.724868] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 46.736561] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 46.743687] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 46.750993] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 46.758719] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 46.766720] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 46.774198] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 46.781949] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 46.789687] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 46.798250] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 46.807913] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 46.817287] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 46.823299] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 46.831632] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 46.838282] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 46.845128] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 46.853513] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 46.861162] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 46.868764] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 46.878209] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 46.887998] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 46.894024] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 46.909178] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 46.950381] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 46.950793] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 46.951557] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 46.951927] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 46.955209] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 46.969923] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 46.970315] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 46.970571] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 46.970623] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 46.970668] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 46.970717] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 46.975423] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 46.978962] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 46.978986] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 46.984665] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 46.994967] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 46.998649] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 46.998708] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 46.999923] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 47.004428] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 47.004867] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 47.004943] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 47.020090] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 47.024261] 8021q: adding VLAN 0 to HW filter on device batadv0 2020/06/10 16:32:28 executed programs: 6 [ 48.460168] ================================================================== [ 48.460196] BUG: KASAN: user-memory-access in insert_char+0x1e2/0x440 [ 48.460201] Read of size 212 at addr 00000000ffffff3a by task syz-executor.3/7548 [ 48.460203] [ 48.460209] CPU: 1 PID: 7548 Comm: syz-executor.3 Not tainted 4.19.127-syzkaller #0 [ 48.460212] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.460215] Call Trace: [ 48.460225] dump_stack+0x123/0x177 [ 48.460236] kasan_report.cold.9+0x6d/0x309 [ 48.460240] ? insert_char+0x1e2/0x440 [ 48.460248] check_memory_region+0x13e/0x1b0 [ 48.460254] memmove+0x23/0x50 [ 48.460260] insert_char+0x1e2/0x440 [ 48.460269] do_con_trol+0x33ce/0x6360 [ 48.460278] ? reset_palette+0x200/0x200 [ 48.460285] ? lock_downgrade+0x860/0x860 [ 48.460293] ? kasan_check_read+0x11/0x20 [ 48.460304] ? __atomic_notifier_call_chain+0x9e/0x110 [ 48.460312] do_con_write.part.21+0xad0/0x1aa0 [ 48.460319] ? n_tty_write+0x30a/0x1060 [ 48.460328] ? __mutex_lock+0x51b/0x1210 [ 48.460340] ? do_con_trol+0x6360/0x6360 [ 48.460345] ? mark_held_locks+0xc7/0x130 [ 48.460353] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 48.460360] ? add_wait_queue+0x107/0x160 [ 48.460365] ? lockdep_hardirqs_on+0x421/0x5c0 [ 48.460370] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 48.460377] ? trace_hardirqs_on+0x28/0x190 [ 48.460386] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 48.460394] con_write+0x1f/0x80 [ 48.460400] n_tty_write+0x4a4/0x1060 [ 48.460416] ? process_echoes+0x130/0x130 [ 48.460422] ? do_wait_intr_irq+0x310/0x310 [ 48.460430] ? kasan_check_write+0x14/0x20 [ 48.460438] tty_write+0x346/0x770 [ 48.460446] ? process_echoes+0x130/0x130 [ 48.460456] __vfs_write+0xe3/0x890 [ 48.460464] ? kernel_read+0x130/0x130 [ 48.460471] ? __might_sleep+0x95/0x190 [ 48.460480] ? __inode_security_revalidate+0x9d/0xc0 [ 48.460488] ? selinux_file_permission+0x326/0x3f0 [ 48.460497] ? security_file_permission+0x46/0x190 [ 48.460504] ? rw_verify_area+0xb8/0x2b0 [ 48.460512] vfs_write+0x150/0x4d0 [ 48.460521] ksys_write+0x103/0x260 [ 48.460528] ? __ia32_sys_read+0xa0/0xa0 [ 48.460536] ? do_syscall_64+0x21/0x4e0 [ 48.460542] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 48.460551] __x64_sys_write+0x6e/0xb0 [ 48.460557] do_syscall_64+0xd0/0x4e0 [ 48.460566] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 48.460572] RIP: 0033:0x45a6f9 [ 48.460577] Code: ad b6 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 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 48.460580] RSP: 002b:00007fecf1b13c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 48.460587] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a6f9 [ 48.460598] RDX: 0000000000000078 RSI: 0000000020000000 RDI: 0000000000000004 [ 48.460601] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 48.460605] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fecf1b146d4 [ 48.460608] R13: 00000000004cbbaf R14: 00000000004e5858 R15: 00000000ffffffff [ 48.460622] ================================================================== [ 48.460625] Disabling lock debugging due to kernel taint [ 48.460628] Kernel panic - not syncing: panic_on_warn set ... [ 48.460628] [ 48.460634] CPU: 1 PID: 7548 Comm: syz-executor.3 Tainted: G B 4.19.127-syzkaller #0 [ 48.460636] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.460638] Call Trace: [ 48.460643] dump_stack+0x123/0x177 [ 48.460649] panic+0x1cd/0x375 [ 48.460653] ? __warn_printk+0xd6/0xd6 [ 48.460657] ? lock_downgrade+0x860/0x860 [ 48.460662] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 48.460669] kasan_end_report+0x47/0x4f [ 48.460674] kasan_report.cold.9+0x76/0x309 [ 48.460678] ? insert_char+0x1e2/0x440 [ 48.460683] check_memory_region+0x13e/0x1b0 [ 48.460688] memmove+0x23/0x50 [ 48.460693] insert_char+0x1e2/0x440 [ 48.460699] do_con_trol+0x33ce/0x6360 [ 48.460705] ? reset_palette+0x200/0x200 [ 48.460709] ? lock_downgrade+0x860/0x860 [ 48.460714] ? kasan_check_read+0x11/0x20 [ 48.460721] ? __atomic_notifier_call_chain+0x9e/0x110 [ 48.460727] do_con_write.part.21+0xad0/0x1aa0 [ 48.460731] ? n_tty_write+0x30a/0x1060 [ 48.460737] ? __mutex_lock+0x51b/0x1210 [ 48.460745] ? do_con_trol+0x6360/0x6360 [ 48.460748] ? mark_held_locks+0xc7/0x130 [ 48.460753] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 48.460757] ? add_wait_queue+0x107/0x160 [ 48.460761] ? lockdep_hardirqs_on+0x421/0x5c0 [ 48.460765] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 48.460770] ? trace_hardirqs_on+0x28/0x190 [ 48.460775] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 48.460780] con_write+0x1f/0x80 [ 48.460784] n_tty_write+0x4a4/0x1060 [ 48.460792] ? process_echoes+0x130/0x130 [ 48.460796] ? do_wait_intr_irq+0x310/0x310 [ 48.460801] ? kasan_check_write+0x14/0x20 [ 48.460806] tty_write+0x346/0x770 [ 48.460812] ? process_echoes+0x130/0x130 [ 48.460817] __vfs_write+0xe3/0x890 [ 48.460823] ? kernel_read+0x130/0x130 [ 48.460827] ? __might_sleep+0x95/0x190 [ 48.460833] ? __inode_security_revalidate+0x9d/0xc0 [ 48.460837] ? selinux_file_permission+0x326/0x3f0 [ 48.460843] ? security_file_permission+0x46/0x190 [ 48.460847] ? rw_verify_area+0xb8/0x2b0 [ 48.460852] vfs_write+0x150/0x4d0 [ 48.460858] ksys_write+0x103/0x260 [ 48.460863] ? __ia32_sys_read+0xa0/0xa0 [ 48.460868] ? do_syscall_64+0x21/0x4e0 [ 48.460872] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 48.460878] __x64_sys_write+0x6e/0xb0 [ 48.460883] do_syscall_64+0xd0/0x4e0 [ 48.460888] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 48.460891] RIP: 0033:0x45a6f9 [ 48.460895] Code: ad b6 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 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 48.460897] RSP: 002b:00007fecf1b13c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 48.460902] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a6f9 [ 48.460904] RDX: 0000000000000078 RSI: 0000000020000000 RDI: 0000000000000004 [ 48.460906] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 48.460908] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fecf1b146d4 [ 48.460911] R13: 00000000004cbbaf R14: 00000000004e5858 R15: 00000000ffffffff [ 48.462478] Kernel Offset: disabled