Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 29.637981] audit: type=1400 audit(1591570717.791:8): avc: denied { execmem } for pid=6295 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 29.876996] IPVS: ftp: loaded support on port[0] = 21 [ 31.046623] can: request_module (can-proto-0) failed. [ 31.055036] can: request_module (can-proto-0) failed. [ 31.063411] can: request_module (can-proto-0) failed. [ 31.087877] audit: type=1400 audit(1591570719.241:9): avc: denied { create } for pid=6276 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 '10.128.0.189' (ECDSA) to the list of known hosts. 2020/06/07 22:58:46 parsed 1 programs 2020/06/07 22:58:46 executed programs: 0 [ 38.615279] audit: type=1400 audit(1591570726.774:10): avc: denied { execmem } for pid=6411 comm="syz-executor.2" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 38.883667] IPVS: ftp: loaded support on port[0] = 21 [ 39.651633] IPVS: ftp: loaded support on port[0] = 21 [ 39.707714] chnl_net:caif_netlink_parms(): no params data found [ 39.754900] IPVS: ftp: loaded support on port[0] = 21 [ 39.757338] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.768292] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.775560] device bridge_slave_0 entered promiscuous mode [ 39.786351] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.792857] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.799803] device bridge_slave_1 entered promiscuous mode [ 39.819299] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 39.831937] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 39.858452] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 39.866216] team0: Port device team_slave_0 added [ 39.874012] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 39.880986] team0: Port device team_slave_1 added [ 39.891632] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 39.943453] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 39.967889] IPVS: ftp: loaded support on port[0] = 21 [ 39.996270] device hsr_slave_0 entered promiscuous mode [ 40.022794] device hsr_slave_1 entered promiscuous mode [ 40.086740] chnl_net:caif_netlink_parms(): no params data found [ 40.097391] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 40.111924] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 40.198116] IPVS: ftp: loaded support on port[0] = 21 [ 40.211238] chnl_net:caif_netlink_parms(): no params data found [ 40.230870] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.240409] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.247846] device bridge_slave_0 entered promiscuous mode [ 40.257386] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.263889] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.271028] device bridge_slave_1 entered promiscuous mode [ 40.294629] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.301052] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.308010] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.314395] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.364514] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 40.408008] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 40.426675] chnl_net:caif_netlink_parms(): no params data found [ 40.446580] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.453721] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.460586] device bridge_slave_0 entered promiscuous mode [ 40.482901] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.490131] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.497386] device bridge_slave_1 entered promiscuous mode [ 40.508720] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 40.517916] team0: Port device team_slave_0 added [ 40.528110] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 40.536834] team0: Port device team_slave_1 added [ 40.545518] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 40.570923] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 40.587044] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 40.595547] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.596447] IPVS: ftp: loaded support on port[0] = 21 [ 40.601884] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.615372] device bridge_slave_0 entered promiscuous mode [ 40.674818] device hsr_slave_0 entered promiscuous mode [ 40.722736] device hsr_slave_1 entered promiscuous mode [ 40.763999] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 40.771437] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 40.782164] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 40.798499] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.804959] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.811704] device bridge_slave_1 entered promiscuous mode [ 40.826808] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.835163] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.881190] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 40.889794] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 40.898263] team0: Port device team_slave_0 added [ 40.905560] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 40.925757] 8021q: adding VLAN 0 to HW filter on device bond0 [ 40.933518] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 40.940551] team0: Port device team_slave_1 added [ 40.947082] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 40.955262] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.019881] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 41.047765] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 41.058122] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 41.065807] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 41.075324] team0: Port device team_slave_0 added [ 41.104675] device hsr_slave_0 entered promiscuous mode [ 41.142531] device hsr_slave_1 entered promiscuous mode [ 41.183947] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 41.191219] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.198518] chnl_net:caif_netlink_parms(): no params data found [ 41.214418] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 41.220483] 8021q: adding VLAN 0 to HW filter on device team0 [ 41.227596] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 41.234834] team0: Port device team_slave_1 added [ 41.241249] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 41.248443] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 41.256217] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 41.267838] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 41.286544] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 41.305888] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 41.314102] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 41.321754] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.328138] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.424595] device hsr_slave_0 entered promiscuous mode [ 41.472685] device hsr_slave_1 entered promiscuous mode [ 41.515368] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 41.524521] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 41.530826] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.538441] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.546101] device bridge_slave_0 entered promiscuous mode [ 41.555676] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.562010] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.569475] device bridge_slave_1 entered promiscuous mode [ 41.581040] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 41.590324] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 41.598760] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.605148] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.612316] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 41.623331] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 41.633811] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 41.665715] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 41.673604] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 41.681465] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 41.710750] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 41.727081] 8021q: adding VLAN 0 to HW filter on device bond0 [ 41.735572] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 41.750370] chnl_net:caif_netlink_parms(): no params data found [ 41.759932] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.772990] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 41.780541] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 41.788520] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 41.797389] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 41.806150] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 41.817379] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 41.831054] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 41.839414] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 41.854455] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 41.864585] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 41.871332] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.879384] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 41.887266] team0: Port device team_slave_0 added [ 41.893427] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 41.900444] team0: Port device team_slave_1 added [ 41.918750] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 41.928287] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 41.941103] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 41.949502] 8021q: adding VLAN 0 to HW filter on device team0 [ 41.956000] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 41.966042] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 41.987574] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 42.034629] device hsr_slave_0 entered promiscuous mode [ 42.082368] device hsr_slave_1 entered promiscuous mode [ 42.136824] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.145079] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 42.161508] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 42.169224] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 42.176488] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.185704] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 42.194628] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.203098] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.209425] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.217047] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 42.224948] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.232593] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.239806] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.246805] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.254008] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.260811] device bridge_slave_0 entered promiscuous mode [ 42.267817] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 42.276453] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 42.286963] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 42.293357] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 42.301707] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 42.311083] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 42.318369] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 42.325905] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.333578] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.339908] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.347353] device bridge_slave_1 entered promiscuous mode [ 42.354354] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 42.375756] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 42.388469] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 42.396663] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 42.403798] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.413862] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 42.424109] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 42.432550] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 42.441060] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 42.461878] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 42.469189] team0: Port device team_slave_0 added [ 42.475395] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 42.483030] team0: Port device team_slave_1 added [ 42.488602] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 42.496906] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 42.504850] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 42.512680] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 42.520616] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 42.532231] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 42.539899] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 42.548276] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.556344] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.564311] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 42.570362] 8021q: adding VLAN 0 to HW filter on device team0 [ 42.577066] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 42.585177] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 42.593099] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 42.601728] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 42.657726] device hsr_slave_0 entered promiscuous mode [ 42.702121] device hsr_slave_1 entered promiscuous mode [ 42.742676] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 42.749094] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 42.755836] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 42.763807] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.771426] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 42.778194] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 42.785690] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 42.793811] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 42.801282] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 42.810832] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.824266] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.833231] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 42.839933] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 42.849223] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 42.856091] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 42.865561] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 42.872993] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.879785] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 42.890679] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.898676] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.905997] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.913690] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 42.923176] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 42.930443] 8021q: adding VLAN 0 to HW filter on device team0 [ 42.939458] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 42.955777] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 42.964350] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 42.974955] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 42.982350] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 42.990417] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 42.998681] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.007713] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.014199] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.021157] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.029468] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.037185] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.043683] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.050431] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.058218] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.065881] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.072266] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.079715] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.089731] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 43.099262] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 43.109140] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 43.119402] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 43.126534] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 43.134517] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 43.144784] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 43.153083] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 43.159646] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 43.166998] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 43.180601] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.190908] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 43.200822] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 43.211420] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 43.224965] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 43.231698] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 43.239831] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 43.247539] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 43.255411] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 43.263240] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 43.271952] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 43.279365] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.287478] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 43.298112] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 43.307211] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 43.316352] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 43.332402] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 43.340049] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 43.347911] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 43.359729] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 43.369247] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 43.378098] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 43.385054] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 43.394338] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 43.402374] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.409105] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.416827] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 43.424612] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.434206] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 43.445695] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 43.452482] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.460598] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.464184] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 43.464203] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 43.464628] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 43.464969] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.472325] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 43.473899] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 43.475196] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 43.475725] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 43.475743] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 43.476550] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 43.476870] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.482555] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 43.484741] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 43.485650] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.487674] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 43.489747] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 43.491566] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 43.497473] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 43.497526] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 43.497600] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 43.497656] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.497966] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.498238] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.498275] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.498512] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.498774] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.498993] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.499016] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.499280] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 43.499647] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 43.500210] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.500510] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.500818] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.506626] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 43.507566] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 43.510801] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 43.511234] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 43.511310] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 43.521334] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 43.524834] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 43.524839] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.537458] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 43.538584] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.538686] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 43.539091] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 43.539407] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.539664] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.539878] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.539898] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.540203] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 43.540485] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.548272] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 43.913646] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 43.913957] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 43.929191] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 43.937701] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 43.941915] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.942244] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.942428] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.942447] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.942649] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 43.951547] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 43.954351] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 43.955815] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 43.956275] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 43.956586] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.961550] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 43.967179] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 43.968343] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 43.968659] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 43.968931] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 43.969134] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.969516] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 43.974130] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 43.974159] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 43.986015] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 43.989248] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 43.989293] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 43.989693] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 43.989969] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 43.990220] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.991109] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 44.007520] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 44.008561] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 44.009057] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 44.009073] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 44.018379] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 44.020300] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready 2020/06/07 22:58:52 executed programs: 6 [ 44.020619] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.020852] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 44.020898] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 44.024084] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 44.035691] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 44.038454] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 44.406773] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 44.406849] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 44.423092] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 44.871312] ================================================================== [ 44.871339] BUG: KASAN: user-memory-access in insert_char+0xc3/0x280 [ 44.871343] Read of size 212 at addr 00000000ffffff3a by task syz-executor.2/7388 [ 44.871344] [ 44.871350] CPU: 1 PID: 7388 Comm: syz-executor.2 Not tainted 4.14.183-syzkaller #0 [ 44.871353] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 44.871356] Call Trace: [ 44.871365] dump_stack+0xf7/0x13b [ 44.871371] ? insert_char+0xc3/0x280 [ 44.871379] kasan_report.cold.8+0x6d/0x2d3 [ 44.871387] check_memory_region+0x13e/0x1b0 [ 44.871393] memmove+0x23/0x50 [ 44.871398] insert_char+0xc3/0x280 [ 44.871405] do_con_trol+0x1f3c/0x61a0 [ 44.871411] ? reset_palette+0x200/0x200 [ 44.871418] ? lock_downgrade+0x7f0/0x7f0 [ 44.871430] ? __atomic_notifier_call_chain+0x9e/0x110 [ 44.871438] do_con_write.part.20+0x9bc/0x19c0 [ 44.871442] ? n_tty_write+0x2fe/0x1040 [ 44.871449] ? __mutex_lock+0x541/0x14c0 [ 44.871454] ? trace_hardirqs_off+0x10/0x10 [ 44.871458] ? n_tty_write+0x2fe/0x1040 [ 44.871471] ? do_con_trol+0x61a0/0x61a0 [ 44.871477] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 44.871483] ? trace_hardirqs_on_caller+0x40c/0x580 [ 44.871489] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 44.871495] con_write+0x1f/0x80 [ 44.871500] n_tty_write+0x498/0x1040 [ 44.871514] ? process_echoes+0x130/0x130 [ 44.871520] ? do_wait_intr_irq+0x300/0x300 [ 44.871527] ? kasan_check_write+0x14/0x20 [ 44.871535] tty_write+0x346/0x770 [ 44.871543] ? process_echoes+0x130/0x130 [ 44.871551] __vfs_write+0xdb/0x840 [ 44.871558] ? kernel_read+0x130/0x130 [ 44.871563] ? __might_sleep+0x93/0xb0 [ 44.871572] ? __inode_security_revalidate+0xd3/0x100 [ 44.871579] ? selinux_file_permission+0x31f/0x3e0 [ 44.871587] ? security_file_permission+0x6e/0x1c0 [ 44.871596] ? rw_verify_area+0xb8/0x2b0 [ 44.871603] vfs_write+0x150/0x4f0 [ 44.871610] SyS_write+0x100/0x250 [ 44.871615] ? SyS_read+0x250/0x250 [ 44.871622] ? do_syscall_64+0x4c/0x5b0 [ 44.871629] ? SyS_read+0x250/0x250 [ 44.871633] do_syscall_64+0x1c7/0x5b0 [ 44.871638] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 44.871647] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 44.871651] RIP: 0033:0x45a6f9 [ 44.871654] RSP: 002b:00007f0478bc7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 44.871661] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a6f9 [ 44.871664] RDX: 0000000000000078 RSI: 0000000020000000 RDI: 0000000000000004 [ 44.871667] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 44.871670] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f0478bc86d4 [ 44.871673] R13: 00000000004cbbaf R14: 00000000004e5858 R15: 00000000ffffffff [ 44.871684] ================================================================== [ 44.871686] Disabling lock debugging due to kernel taint [ 44.871774] Kernel panic - not syncing: panic_on_warn set ... [ 44.871774] [ 44.871779] CPU: 1 PID: 7388 Comm: syz-executor.2 Tainted: G B 4.14.183-syzkaller #0 [ 44.871781] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 44.871783] Call Trace: [ 44.871788] dump_stack+0xf7/0x13b [ 44.871792] ? insert_char+0xc3/0x280 [ 44.871797] panic+0x1b0/0x358 [ 44.871800] ? add_taint.cold.5+0x11/0x11 [ 44.871807] ? insert_char+0xc3/0x280 [ 44.871811] kasan_end_report+0x47/0x4f [ 44.871815] kasan_report.cold.8+0x76/0x2d3 [ 44.871819] check_memory_region+0x13e/0x1b0 [ 44.871823] memmove+0x23/0x50 [ 44.871827] insert_char+0xc3/0x280 [ 44.871832] do_con_trol+0x1f3c/0x61a0 [ 44.871837] ? reset_palette+0x200/0x200 [ 44.871841] ? lock_downgrade+0x7f0/0x7f0 [ 44.871849] ? __atomic_notifier_call_chain+0x9e/0x110 [ 44.871854] do_con_write.part.20+0x9bc/0x19c0 [ 44.871858] ? n_tty_write+0x2fe/0x1040 [ 44.871862] ? __mutex_lock+0x541/0x14c0 [ 44.871866] ? trace_hardirqs_off+0x10/0x10 [ 44.871870] ? n_tty_write+0x2fe/0x1040 [ 44.871878] ? do_con_trol+0x61a0/0x61a0 [ 44.871883] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 44.871887] ? trace_hardirqs_on_caller+0x40c/0x580 [ 44.871891] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 44.871897] con_write+0x1f/0x80 [ 44.871901] n_tty_write+0x498/0x1040 [ 44.871910] ? process_echoes+0x130/0x130 [ 44.871913] ? do_wait_intr_irq+0x300/0x300 [ 44.871918] ? kasan_check_write+0x14/0x20 [ 44.871923] tty_write+0x346/0x770 [ 44.871928] ? process_echoes+0x130/0x130 [ 44.871933] __vfs_write+0xdb/0x840 [ 44.871937] ? kernel_read+0x130/0x130 [ 44.871948] ? __might_sleep+0x93/0xb0 [ 44.871953] ? __inode_security_revalidate+0xd3/0x100 [ 44.871958] ? selinux_file_permission+0x31f/0x3e0 [ 44.871963] ? security_file_permission+0x6e/0x1c0 [ 44.871968] ? rw_verify_area+0xb8/0x2b0 [ 44.871973] vfs_write+0x150/0x4f0 [ 44.871978] SyS_write+0x100/0x250 [ 44.871982] ? SyS_read+0x250/0x250 [ 44.871987] ? do_syscall_64+0x4c/0x5b0 [ 44.871991] ? SyS_read+0x250/0x250 [ 44.871995] do_syscall_64+0x1c7/0x5b0 [ 44.871999] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 44.872005] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 44.872008] RIP: 0033:0x45a6f9 [ 44.872011] RSP: 002b:00007f0478bc7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 44.872015] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a6f9 [ 44.872017] RDX: 0000000000000078 RSI: 0000000020000000 RDI: 0000000000000004 [ 44.872019] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 44.872022] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f0478bc86d4 [ 44.872025] R13: 00000000004cbbaf R14: 00000000004e5858 R15: 00000000ffffffff [ 44.873506] Kernel Offset: disabled [ 45.410617] Rebooting in 86400 seconds..