[ 42.420503] random: cc1: uninitialized urandom read (8 bytes read) [ 43.031080] IPVS: ftp: loaded support on port[0] = 21 [ 44.323634] can: request_module (can-proto-0) failed. [ 44.333766] can: request_module (can-proto-0) failed. [ 44.524532] audit: type=1400 audit(1583099188.216:37): avc: denied { create } for pid=6831 comm="syz-fuzzer" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_crypto_socket permissive=1 [ 44.549977] audit: type=1400 audit(1583099188.216:38): avc: denied { create } for pid=6831 comm="syz-fuzzer" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 [ 44.573851] audit: type=1400 audit(1583099188.216:39): avc: denied { create } for pid=6831 comm="syz-fuzzer" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_netfilter_socket permissive=1 [ 44.867066] random: sshd: uninitialized urandom read (32 bytes read) [ 45.639671] random: sshd: uninitialized urandom read (32 bytes read) [ 45.841885] random: sshd: uninitialized urandom read (32 bytes read) Warning: Permanently added '10.128.1.50' (ECDSA) to the list of known hosts. 2020/03/01 21:46:36 parsed 1 programs 2020/03/01 21:46:36 executed programs: 0 [ 52.592103] audit: type=1400 audit(1583099196.276:41): avc: denied { map } for pid=6904 comm="syz-execprog" path="/root/syzkaller-shm329451089" dev="sda1" ino=16492 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:file_t:s0 tclass=file permissive=1 [ 52.627109] audit: type=1400 audit(1583099196.276:40): avc: denied { map } for pid=6904 comm="syz-execprog" path="/root/syzkaller-shm827704378" dev="sda1" ino=16491 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:file_t:s0 tclass=file permissive=1 [ 52.921098] IPVS: ftp: loaded support on port[0] = 21 [ 53.686839] IPVS: ftp: loaded support on port[0] = 21 [ 53.731948] chnl_net:caif_netlink_parms(): no params data found [ 53.773885] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.781197] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.788189] device bridge_slave_0 entered promiscuous mode [ 53.795860] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.803086] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.810499] device bridge_slave_1 entered promiscuous mode [ 53.810960] IPVS: ftp: loaded support on port[0] = 21 [ 53.829818] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 53.838836] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 53.878925] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 53.886285] team0: Port device team_slave_0 added [ 53.904259] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 53.911598] team0: Port device team_slave_1 added [ 53.918963] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 53.934011] chnl_net:caif_netlink_parms(): no params data found [ 53.942574] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 53.969547] IPVS: ftp: loaded support on port[0] = 21 [ 54.042362] device hsr_slave_0 entered promiscuous mode [ 54.080377] device hsr_slave_1 entered promiscuous mode [ 54.140827] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 54.149584] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 54.159580] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.166263] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.173487] device bridge_slave_0 entered promiscuous mode [ 54.186944] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.193475] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.200882] device bridge_slave_1 entered promiscuous mode [ 54.252569] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 54.261824] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 54.271656] chnl_net:caif_netlink_parms(): no params data found [ 54.286780] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.293332] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.300460] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.306838] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.327795] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 54.335188] team0: Port device team_slave_0 added [ 54.352841] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 54.360370] team0: Port device team_slave_1 added [ 54.394881] IPVS: ftp: loaded support on port[0] = 21 [ 54.404738] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 54.412455] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 54.502044] device hsr_slave_0 entered promiscuous mode [ 54.540375] device hsr_slave_1 entered promiscuous mode [ 54.622885] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 54.632167] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.638596] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.645679] device bridge_slave_0 entered promiscuous mode [ 54.652336] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.658842] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.665955] device bridge_slave_1 entered promiscuous mode [ 54.679318] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 54.698974] chnl_net:caif_netlink_parms(): no params data found [ 54.722020] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.728438] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.735148] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.741540] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.750557] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 54.760872] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 54.803232] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 54.810796] team0: Port device team_slave_0 added [ 54.823139] IPVS: ftp: loaded support on port[0] = 21 [ 54.833933] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 54.844078] team0: Port device team_slave_1 added [ 54.862529] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.880171] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.887435] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.894558] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.914482] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 54.922368] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.928804] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.936468] device bridge_slave_0 entered promiscuous mode [ 54.943477] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.949981] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.958151] device bridge_slave_1 entered promiscuous mode [ 54.973618] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 55.028003] chnl_net:caif_netlink_parms(): no params data found [ 55.070812] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 55.123649] device hsr_slave_0 entered promiscuous mode [ 55.180552] device hsr_slave_1 entered promiscuous mode [ 55.230943] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 55.240488] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 55.256249] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 55.281220] 8021q: adding VLAN 0 to HW filter on device bond0 [ 55.302658] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 55.309900] team0: Port device team_slave_0 added [ 55.322364] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.328940] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.336665] device bridge_slave_0 entered promiscuous mode [ 55.344769] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.351954] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.358911] device bridge_slave_1 entered promiscuous mode [ 55.368897] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 55.377930] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 55.385240] team0: Port device team_slave_1 added [ 55.391164] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 55.397624] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 55.405683] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 55.424502] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 55.433616] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 55.493539] device hsr_slave_0 entered promiscuous mode [ 55.550509] device hsr_slave_1 entered promiscuous mode [ 55.611317] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 55.632071] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 55.639649] team0: Port device team_slave_0 added [ 55.645764] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 55.661356] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 55.676051] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 55.683678] team0: Port device team_slave_1 added [ 55.691260] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.699015] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.712032] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 55.718288] 8021q: adding VLAN 0 to HW filter on device team0 [ 55.729259] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 55.736189] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 55.774125] chnl_net:caif_netlink_parms(): no params data found [ 55.788158] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 55.798893] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 55.824598] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 55.833179] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 55.841331] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.847700] bridge0: port 1(bridge_slave_0) entered forwarding state [ 55.857110] 8021q: adding VLAN 0 to HW filter on device bond0 [ 55.866325] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 55.912368] device hsr_slave_0 entered promiscuous mode [ 55.960505] device hsr_slave_1 entered promiscuous mode [ 56.005185] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 56.014186] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 56.025976] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 56.040780] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 56.047441] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 56.058183] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 56.066537] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 56.074569] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.080985] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.088097] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 56.096297] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 56.103688] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 56.117996] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 56.134012] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.141709] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.148815] device bridge_slave_0 entered promiscuous mode [ 56.156533] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.163633] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.170936] device bridge_slave_1 entered promiscuous mode [ 56.188346] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 56.197823] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 56.209579] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 56.217834] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 56.225706] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 56.233335] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 56.242595] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 56.248803] 8021q: adding VLAN 0 to HW filter on device team0 [ 56.258057] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 56.268718] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 56.277132] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 56.292253] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 56.299961] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 56.308014] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 56.316188] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 56.323859] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.330277] bridge0: port 1(bridge_slave_0) entered forwarding state [ 56.343938] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 56.353568] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 56.368694] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 56.379725] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 56.387577] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 56.395958] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 56.403912] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 56.412029] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.418485] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.436049] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 56.443243] team0: Port device team_slave_0 added [ 56.453523] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 56.463049] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 56.473065] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 56.481190] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 56.488749] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 56.496618] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 56.504406] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 56.512834] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 56.519979] team0: Port device team_slave_1 added [ 56.535763] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 56.543374] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 56.549860] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 56.559572] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 56.568958] 8021q: adding VLAN 0 to HW filter on device bond0 [ 56.576536] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 56.585223] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 56.593571] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 56.601584] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 56.610856] 8021q: adding VLAN 0 to HW filter on device bond0 [ 56.618541] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 56.693065] device hsr_slave_0 entered promiscuous mode [ 56.750441] device hsr_slave_1 entered promiscuous mode [ 56.791293] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 56.798006] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 56.806325] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 56.819292] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 56.827948] 8021q: adding VLAN 0 to HW filter on device bond0 [ 56.835562] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 56.843773] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 56.855753] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 56.862729] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 56.872125] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 56.884485] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 56.891053] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 56.898759] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 56.906442] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 56.913416] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 56.922762] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 56.932795] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 56.946304] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 56.954182] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 56.964665] 8021q: adding VLAN 0 to HW filter on device team0 [ 56.972690] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 56.983087] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 56.991248] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 56.998112] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.006863] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 57.013843] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 57.022713] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 57.034798] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 57.041469] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.048545] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 57.058434] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 57.066050] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.073413] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.080641] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 57.088497] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 57.096686] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.107127] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.115945] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 57.124706] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 57.132802] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.139542] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.149292] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 57.157909] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 57.171799] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 57.180203] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 57.192860] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 57.198987] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.206788] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 57.218477] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 57.228945] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 57.238274] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 57.247767] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 57.255507] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.262067] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.269024] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 57.277493] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 57.285505] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 57.293463] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 57.300836] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 57.312150] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 57.326379] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 57.336234] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 57.343196] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 57.351981] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 57.359785] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.366257] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.373684] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 57.381733] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 57.389449] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.396163] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.404992] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 57.420108] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 57.428644] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 57.443182] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 57.455422] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 57.464932] [ 57.467211] ====================================================== [ 57.474089] WARNING: possible circular locking dependency detected [ 57.480568] 4.14.172-syzkaller #0 Not tainted [ 57.485063] ------------------------------------------------------ [ 57.491563] syz-executor.2/6957 is trying to acquire lock: [ 57.497249] (pmus_lock){+.+.}, at: [] perf_swevent_init+0x10c/0x430 [ 57.506042] [ 57.506042] but task is already holding lock: [ 57.512202] (&cpuctx_mutex/1){+.+.}, at: [] perf_event_ctx_lock_nested+0x109/0x250 [ 57.521586] [ 57.521586] which lock already depends on the new lock. [ 57.521586] [ 57.530864] [ 57.530864] the existing dependency chain (in reverse order) is: [ 57.538592] [ 57.538592] -> #2 (&cpuctx_mutex/1){+.+.}: [ 57.544955] lock_acquire+0x173/0x400 [ 57.549904] __mutex_lock+0xef/0x14c0 [ 57.555455] mutex_lock_nested+0x16/0x20 [ 57.560558] SYSC_perf_event_open+0x110d/0x21b0 [ 57.566319] SyS_perf_event_open+0x9/0x10 [ 57.571629] do_syscall_64+0x1c7/0x5b0 [ 57.576251] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 57.582501] [ 57.582501] -> #1 (&cpuctx_mutex){+.+.}: [ 57.588430] lock_acquire+0x173/0x400 [ 57.592758] __mutex_lock+0xef/0x14c0 [ 57.597071] mutex_lock_nested+0x16/0x20 [ 57.602492] perf_event_init_cpu+0xb6/0x160 [ 57.609843] perf_event_init+0x2cd/0x301 [ 57.615148] start_kernel+0x365/0x642 [ 57.619964] x86_64_start_reservations+0x29/0x2b [ 57.625504] x86_64_start_kernel+0x76/0x79 [ 57.630815] secondary_startup_64+0xa5/0xb0 [ 57.635848] [ 57.635848] -> #0 (pmus_lock){+.+.}: [ 57.642039] __lock_acquire+0x2e94/0x4500 [ 57.646940] lock_acquire+0x173/0x400 [ 57.651603] __mutex_lock+0xef/0x14c0 [ 57.655923] mutex_lock_nested+0x16/0x20 [ 57.660498] perf_swevent_init+0x10c/0x430 [ 57.665236] perf_try_init_event+0xcf/0x1c0 [ 57.670079] perf_event_alloc+0xe0b/0x2220 [ 57.675128] SYSC_perf_event_open+0x447/0x21b0 [ 57.680343] SyS_perf_event_open+0x9/0x10 [ 57.685304] do_syscall_64+0x1c7/0x5b0 [ 57.689839] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 57.696504] [ 57.696504] other info that might help us debug this: [ 57.696504] [ 57.704658] Chain exists of: [ 57.704658] pmus_lock --> &cpuctx_mutex --> &cpuctx_mutex/1 [ 57.704658] [ 57.715092] Possible unsafe locking scenario: [ 57.715092] [ 57.721278] CPU0 CPU1 [ 57.726175] ---- ---- [ 57.730825] lock(&cpuctx_mutex/1); [ 57.734697] lock(&cpuctx_mutex); [ 57.740757] lock(&cpuctx_mutex/1); [ 57.747047] lock(pmus_lock); [ 57.750407] [ 57.750407] *** DEADLOCK *** [ 57.750407] [ 57.756488] 2 locks held by syz-executor.2/6957: [ 57.761241] #0: (&pmus_srcu){....}, at: [] perf_event_alloc+0xc71/0x2220 [ 57.770011] #1: (&cpuctx_mutex/1){+.+.}, at: [] perf_event_ctx_lock_nested+0x109/0x250 [ 57.780087] [ 57.780087] stack backtrace: [ 57.784876] CPU: 0 PID: 6957 Comm: syz-executor.2 Not tainted 4.14.172-syzkaller #0 [ 57.792776] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.802201] Call Trace: [ 57.804788] dump_stack+0xf7/0x13b [ 57.808363] print_circular_bug.isra.40.cold.67+0x1bd/0x27d [ 57.814187] ? save_trace+0xe0/0x290 [ 57.817910] __lock_acquire+0x2e94/0x4500 [ 57.822058] ? __lock_acquire+0x6a4/0x4500 [ 57.826380] ? trace_hardirqs_on+0x10/0x10 [ 57.830616] ? trace_hardirqs_off+0x10/0x10 [ 57.834968] ? trace_hardirqs_off+0x10/0x10 [ 57.839651] ? perf_swevent_init+0x10c/0x430 [ 57.844788] lock_acquire+0x173/0x400 [ 57.848577] ? perf_swevent_init+0x10c/0x430 [ 57.853012] ? perf_swevent_init+0x10c/0x430 [ 57.857639] ? perf_swevent_init+0x10c/0x430 [ 57.862044] __mutex_lock+0xef/0x14c0 [ 57.865827] ? perf_swevent_init+0x10c/0x430 [ 57.870233] ? __mutex_lock+0x541/0x14c0 [ 57.874298] ? trace_hardirqs_on+0x10/0x10 [ 57.878686] ? perf_swevent_init+0x10c/0x430 [ 57.883135] ? perf_event_ctx_lock_nested+0x109/0x250 [ 57.888515] ? mutex_lock_io_nested+0x1380/0x1380 [ 57.893359] ? mutex_lock_io_nested+0x1380/0x1380 [ 57.898330] ? find_held_lock+0x36/0x1d0 [ 57.902392] ? perf_event_ctx_lock_nested+0xdd/0x250 [ 57.907500] ? lock_downgrade+0x7f0/0x7f0 [ 57.911638] mutex_lock_nested+0x16/0x20 [ 57.915739] ? mutex_lock_nested+0x16/0x20 [ 57.919972] perf_swevent_init+0x10c/0x430 [ 57.924202] ? perf_event_ctx_lock_nested+0x109/0x250 [ 57.929436] perf_try_init_event+0xcf/0x1c0 [ 57.933843] perf_event_alloc+0xe0b/0x2220 [ 57.938131] SYSC_perf_event_open+0x447/0x21b0 [ 57.942707] ? kasan_check_read+0x11/0x20 [ 57.946862] ? _copy_to_user+0x91/0xb0 [ 57.950752] ? perf_event_set_output+0x400/0x400 [ 57.955519] ? do_syscall_64+0x4c/0x5b0 [ 57.959508] ? perf_bp_event+0x150/0x150 [ 57.963570] SyS_perf_event_open+0x9/0x10 [ 57.967753] do_syscall_64+0x1c7/0x5b0 [ 57.971640] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 57.976501] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 57.981684] RIP: 0033:0x459519 [ 57.984869] RSP: 002b:00007fab9674ec78 EFLAGS: 00000246 ORIG_RAX: 000000000000012a [ 57.992577] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 0000000000459519 [ 57.999850] RDX: 0000000000000000 RSI: ffffffffffffffff RDI: 0000000020000040 [ 58.007169] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 58.014430] R10: 0000000000000005 R11: 0000000000000246 R12: 00007fab9674f6d4 [ 58.021700] R13: 00000000004c617d R14: 00000000004dae08 R15: 00000000ffffffff [ 58.033314] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 58.041207] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 58.048672] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 58.056530] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 58.064723] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.072607] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.079054] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.087857] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 58.097374] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 58.110498] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 58.117580] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 58.125871] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 58.134900] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 58.142761] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready 2020/03/01 21:46:41 executed programs: 6 [ 58.154541] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 58.163973] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 58.181876] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 58.190683] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 58.198029] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 58.207677] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 58.215580] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 58.223359] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 58.231416] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 58.239016] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 58.246828] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 58.254566] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 58.261765] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 58.270412] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 58.278746] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 58.287919] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 58.294347] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 58.305421] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 58.312806] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 58.320854] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 58.328385] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 58.336178] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 58.343800] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 58.351520] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 58.361087] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 58.373008] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 58.387584] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 58.398178] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 58.406052] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 58.413681] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 58.421934] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 58.428251] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 58.442360] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 58.451264] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 58.463488] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.471836] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 58.479600] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 58.489375] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 58.496149] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 58.514294] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 58.522024] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 58.535110] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 58.545388] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 58.553584] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 58.566458] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.573765] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.582977] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 58.589054] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.601945] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 58.612044] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 58.624666] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.633907] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.642012] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.648408] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.655522] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 58.667583] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 58.676446] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 58.684962] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.692718] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.699218] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.708299] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 58.716163] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 58.727033] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 58.736831] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 58.751949] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 58.762762] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 58.782534] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 58.793551] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 58.803068] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 58.812138] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 58.819512] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 58.828001] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 58.837469] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 58.847520] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 58.856474] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 58.866235] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 58.875833] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 58.888535] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 58.899541] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 58.906397] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 58.925463] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 58.946231] 8021q: adding VLAN 0 to HW filter on device batadv0 2020/03/01 21:46:46 executed programs: 87