[....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[ 23.196172] random: sshd: uninitialized urandom read (32 bytes read) [?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 26.608552] random: sshd: uninitialized urandom read (32 bytes read) [ 26.869175] random: sshd: uninitialized urandom read (32 bytes read) [ 27.428839] random: sshd: uninitialized urandom read (32 bytes read) [ 82.578778] random: sshd: uninitialized urandom read (32 bytes read) Warning: Permanently added '10.128.15.205' (ECDSA) to the list of known hosts. [ 88.064058] random: sshd: uninitialized urandom read (32 bytes read) 2018/09/06 15:51:53 parsed 1 programs [ 89.256861] random: cc1: uninitialized urandom read (8 bytes read) 2018/09/06 15:51:55 executed programs: 0 [ 90.549151] IPVS: ftp: loaded support on port[0] = 21 [ 90.571723] IPVS: ftp: loaded support on port[0] = 21 [ 90.575051] IPVS: ftp: loaded support on port[0] = 21 [ 90.580278] IPVS: ftp: loaded support on port[0] = 21 [ 90.590439] IPVS: ftp: loaded support on port[0] = 21 [ 90.596502] IPVS: ftp: loaded support on port[0] = 21 [ 90.605420] IPVS: ftp: loaded support on port[0] = 21 [ 90.606951] IPVS: ftp: loaded support on port[0] = 21 [ 91.423694] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.430269] bridge0: port 1(bridge_slave_0) entered disabled state [ 91.446503] device bridge_slave_0 entered promiscuous mode [ 91.453640] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.460137] bridge0: port 1(bridge_slave_0) entered disabled state [ 91.467744] device bridge_slave_0 entered promiscuous mode [ 91.507163] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.513549] bridge0: port 2(bridge_slave_1) entered disabled state [ 91.532456] device bridge_slave_1 entered promiscuous mode [ 91.539698] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.546104] bridge0: port 2(bridge_slave_1) entered disabled state [ 91.553498] device bridge_slave_1 entered promiscuous mode [ 91.561202] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.567571] bridge0: port 1(bridge_slave_0) entered disabled state [ 91.574576] device bridge_slave_0 entered promiscuous mode [ 91.595178] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 91.602395] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.608784] bridge0: port 1(bridge_slave_0) entered disabled state [ 91.622309] device bridge_slave_0 entered promiscuous mode [ 91.629409] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 91.638365] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.644737] bridge0: port 2(bridge_slave_1) entered disabled state [ 91.652905] device bridge_slave_1 entered promiscuous mode [ 91.665850] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 91.689614] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.696103] bridge0: port 1(bridge_slave_0) entered disabled state [ 91.714556] device bridge_slave_0 entered promiscuous mode [ 91.724527] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.730951] bridge0: port 2(bridge_slave_1) entered disabled state [ 91.739868] device bridge_slave_1 entered promiscuous mode [ 91.751317] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 91.763601] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.769947] bridge0: port 1(bridge_slave_0) entered disabled state [ 91.777820] device bridge_slave_0 entered promiscuous mode [ 91.785754] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.792105] bridge0: port 1(bridge_slave_0) entered disabled state [ 91.800130] device bridge_slave_0 entered promiscuous mode [ 91.817347] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.823746] bridge0: port 2(bridge_slave_1) entered disabled state [ 91.833358] device bridge_slave_1 entered promiscuous mode [ 91.841286] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 91.857960] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 91.869261] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.875669] bridge0: port 2(bridge_slave_1) entered disabled state [ 91.897146] device bridge_slave_1 entered promiscuous mode [ 91.909295] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.915898] bridge0: port 2(bridge_slave_1) entered disabled state [ 91.923439] device bridge_slave_1 entered promiscuous mode [ 91.931473] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 91.941002] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 91.950439] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 91.971136] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.977540] bridge0: port 1(bridge_slave_0) entered disabled state [ 91.997151] device bridge_slave_0 entered promiscuous mode [ 92.013184] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 92.024543] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 92.043950] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 92.075381] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 92.083252] bridge0: port 2(bridge_slave_1) entered blocking state [ 92.089663] bridge0: port 2(bridge_slave_1) entered disabled state [ 92.109973] device bridge_slave_1 entered promiscuous mode [ 92.129897] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 92.156334] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 92.175871] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 92.188763] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 92.200423] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 92.211010] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 92.240753] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 92.252961] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 92.301020] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 92.313446] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 92.327574] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 92.351586] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 92.362436] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 92.372320] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 92.379195] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 92.391659] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 92.406950] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 92.418404] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 92.454336] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 92.467366] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 92.476377] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 92.484664] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 92.497706] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 92.527831] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 92.551350] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 92.560863] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 92.568511] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 92.575871] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 92.587485] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 92.606598] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 92.622242] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 92.630251] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 92.640596] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 92.653753] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 92.707514] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 92.726890] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 92.804703] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 92.815208] team0: Port device team_slave_0 added [ 92.853469] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 92.882860] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 92.901800] team0: Port device team_slave_0 added [ 92.914268] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 92.925264] team0: Port device team_slave_0 added [ 92.934300] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 92.947371] team0: Port device team_slave_1 added [ 92.961611] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 92.969129] team0: Port device team_slave_0 added [ 92.988771] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 93.002213] team0: Port device team_slave_1 added [ 93.016398] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 93.025213] team0: Port device team_slave_0 added [ 93.036719] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 93.049746] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 93.058394] team0: Port device team_slave_1 added [ 93.068241] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 93.082851] team0: Port device team_slave_0 added [ 93.095988] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 93.108509] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 93.115982] team0: Port device team_slave_1 added [ 93.121510] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 93.130395] team0: Port device team_slave_1 added [ 93.160651] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 93.170321] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 93.190783] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 93.212358] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 93.220181] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 93.228899] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 93.236494] team0: Port device team_slave_1 added [ 93.242287] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 93.251396] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 93.262256] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 93.271875] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 93.279542] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 93.290041] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 93.303626] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 93.316196] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 93.323637] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 93.331520] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 93.339279] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 93.347012] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 93.357584] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 93.387539] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 93.395122] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 93.402007] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 93.416355] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 93.439590] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 93.447641] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 93.455525] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 93.463375] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 93.472919] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 93.484869] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 93.494226] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 93.512917] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 93.521631] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 93.534235] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 93.552608] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 93.562150] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 93.569603] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 93.577423] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 93.584847] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 93.592702] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 93.600731] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 93.610298] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 93.618744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 93.630057] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 93.639982] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 93.648993] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 93.658023] team0: Port device team_slave_0 added [ 93.665651] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 93.676897] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 93.689897] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 93.705780] team0: Port device team_slave_0 added [ 93.721844] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 93.731641] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 93.740422] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 93.748597] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 93.756564] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 93.764582] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 93.772465] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 93.780434] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 93.792009] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 93.803720] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 93.820136] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 93.833397] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 93.847739] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 93.861250] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 93.874888] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 93.882721] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 93.890681] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 93.900916] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 93.908916] team0: Port device team_slave_1 added [ 93.920457] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 93.928834] team0: Port device team_slave_1 added [ 93.952895] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 94.022423] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 94.030440] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 94.040867] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 94.070292] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 94.127882] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 94.156798] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 94.171435] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 94.189622] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 94.226667] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 94.233901] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 94.250436] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 94.278971] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 94.299672] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 94.317212] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 94.334990] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 94.342959] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 94.360486] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 94.462611] bridge0: port 2(bridge_slave_1) entered blocking state [ 94.469146] bridge0: port 2(bridge_slave_1) entered forwarding state [ 94.476150] bridge0: port 1(bridge_slave_0) entered blocking state [ 94.482557] bridge0: port 1(bridge_slave_0) entered forwarding state [ 94.495655] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 94.799033] bridge0: port 2(bridge_slave_1) entered blocking state [ 94.805462] bridge0: port 2(bridge_slave_1) entered forwarding state [ 94.812201] bridge0: port 1(bridge_slave_0) entered blocking state [ 94.818606] bridge0: port 1(bridge_slave_0) entered forwarding state [ 94.829739] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 94.841165] bridge0: port 2(bridge_slave_1) entered blocking state [ 94.847569] bridge0: port 2(bridge_slave_1) entered forwarding state [ 94.854294] bridge0: port 1(bridge_slave_0) entered blocking state [ 94.860693] bridge0: port 1(bridge_slave_0) entered forwarding state [ 94.868347] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 94.884605] bridge0: port 2(bridge_slave_1) entered blocking state [ 94.891029] bridge0: port 2(bridge_slave_1) entered forwarding state [ 94.897730] bridge0: port 1(bridge_slave_0) entered blocking state [ 94.904130] bridge0: port 1(bridge_slave_0) entered forwarding state [ 94.925833] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 94.937963] bridge0: port 2(bridge_slave_1) entered blocking state [ 94.944348] bridge0: port 2(bridge_slave_1) entered forwarding state [ 94.951017] bridge0: port 1(bridge_slave_0) entered blocking state [ 94.957436] bridge0: port 1(bridge_slave_0) entered forwarding state [ 94.971500] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 94.999418] bridge0: port 2(bridge_slave_1) entered blocking state [ 95.005853] bridge0: port 2(bridge_slave_1) entered forwarding state [ 95.012569] bridge0: port 1(bridge_slave_0) entered blocking state [ 95.018999] bridge0: port 1(bridge_slave_0) entered forwarding state [ 95.040000] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 95.207230] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 95.224769] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 95.240413] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 95.248643] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 95.256526] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 95.263895] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 95.366345] bridge0: port 2(bridge_slave_1) entered blocking state [ 95.372773] bridge0: port 2(bridge_slave_1) entered forwarding state [ 95.379565] bridge0: port 1(bridge_slave_0) entered blocking state [ 95.385979] bridge0: port 1(bridge_slave_0) entered forwarding state [ 95.403786] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 95.417894] bridge0: port 2(bridge_slave_1) entered blocking state [ 95.424295] bridge0: port 2(bridge_slave_1) entered forwarding state [ 95.431041] bridge0: port 1(bridge_slave_0) entered blocking state [ 95.437442] bridge0: port 1(bridge_slave_0) entered forwarding state [ 95.446729] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 96.231470] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 96.243842] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 98.082944] 8021q: adding VLAN 0 to HW filter on device bond0 [ 98.146853] 8021q: adding VLAN 0 to HW filter on device bond0 [ 98.180290] 8021q: adding VLAN 0 to HW filter on device bond0 [ 98.209362] 8021q: adding VLAN 0 to HW filter on device bond0 [ 98.341270] 8021q: adding VLAN 0 to HW filter on device bond0 [ 98.383039] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 98.436869] 8021q: adding VLAN 0 to HW filter on device bond0 [ 98.450462] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 98.507651] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 98.538408] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 98.665967] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 98.675296] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 98.681522] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 98.692266] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 98.712615] 8021q: adding VLAN 0 to HW filter on device bond0 [ 98.736333] 8021q: adding VLAN 0 to HW filter on device bond0 [ 98.751772] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 98.781921] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 98.788172] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 98.797564] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 98.841921] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 98.848612] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 98.858899] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 98.898461] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 98.907221] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 98.920702] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 99.003015] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 99.009426] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 99.017754] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 99.035692] 8021q: adding VLAN 0 to HW filter on device team0 [ 99.053124] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 99.060505] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 99.071623] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 99.094354] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 99.103393] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 99.181355] 8021q: adding VLAN 0 to HW filter on device team0 [ 99.204958] 8021q: adding VLAN 0 to HW filter on device team0 [ 99.299632] 8021q: adding VLAN 0 to HW filter on device team0 [ 99.342351] 8021q: adding VLAN 0 to HW filter on device team0 [ 99.355347] 8021q: adding VLAN 0 to HW filter on device team0 [ 99.430052] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 99.439264] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 99.447328] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 99.472363] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 99.485588] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 99.494177] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 99.690498] 8021q: adding VLAN 0 to HW filter on device team0 [ 99.837423] 8021q: adding VLAN 0 to HW filter on device team0 2018/09/06 15:52:05 executed programs: 8 2018/09/06 15:52:10 executed programs: 273 2018/09/06 15:52:15 executed programs: 557 2018/09/06 15:52:20 executed programs: 838 2018/09/06 15:52:25 executed programs: 1122 2018/09/06 15:52:31 executed programs: 1397 [ 126.793954] syz-executor0 (11193) used greatest stack depth: 15352 bytes left [ 127.022887] [ 127.024557] ====================================================== [ 127.030878] WARNING: possible circular locking dependency detected [ 127.037191] 4.19.0-rc2+ #1 Not tainted [ 127.041076] ------------------------------------------------------ [ 127.047389] syz-executor3/11182 is trying to acquire lock: [ 127.053004] 00000000c157b042 (sb_internal){.+.+}, at: ext4_evict_inode+0x588/0x19b0 [ 127.060835] [ 127.060835] but task is already holding lock: [ 127.066819] 00000000128cdd3b (fs_reclaim){+.+.}, at: fs_reclaim_acquire.part.98+0x0/0x30 [ 127.075078] [ 127.075078] which lock already depends on the new lock. [ 127.075078] [ 127.083400] [ 127.083400] the existing dependency chain (in reverse order) is: [ 127.091023] [ 127.091023] -> #3 (fs_reclaim){+.+.}: [ 127.096329] fs_reclaim_acquire.part.98+0x24/0x30 [ 127.101692] fs_reclaim_acquire+0x14/0x20 [ 127.106357] kmem_cache_alloc_trace+0x2d/0x730 [ 127.111452] smk_fetch.part.24+0x5a/0xf0 [ 127.116032] smack_d_instantiate+0x946/0xea0 [ 127.120961] security_d_instantiate+0x5c/0xf0 [ 127.125975] d_instantiate+0x5e/0xa0 [ 127.130226] shmem_mknod+0x189/0x1f0 [ 127.134456] vfs_mknod+0x447/0x800 [ 127.138514] handle_create+0x1ff/0x7c0 [ 127.142921] devtmpfsd+0x27f/0x4c0 [ 127.146980] kthread+0x35a/0x420 [ 127.150860] ret_from_fork+0x3a/0x50 [ 127.155086] [ 127.155086] -> #2 (&isp->smk_lock){+.+.}: [ 127.160744] __mutex_lock+0x171/0x1700 [ 127.165148] mutex_lock_nested+0x16/0x20 [ 127.169725] smack_d_instantiate+0x130/0xea0 [ 127.174655] security_d_instantiate+0x5c/0xf0 [ 127.179663] d_instantiate_new+0x7e/0x160 [ 127.184326] ext4_add_nondir+0x81/0x90 [ 127.188731] ext4_symlink+0x761/0x1170 [ 127.193133] vfs_symlink+0x37a/0x5d0 [ 127.197367] do_symlinkat+0x242/0x2d0 [ 127.201685] __x64_sys_symlink+0x59/0x80 [ 127.206269] do_syscall_64+0x1b9/0x820 [ 127.210675] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 127.216375] [ 127.216375] -> #1 (jbd2_handle){++++}: [ 127.221754] start_this_handle+0x5c0/0x1260 [ 127.226597] jbd2__journal_start+0x3c9/0x9f0 [ 127.231524] __ext4_journal_start_sb+0x18d/0x590 [ 127.236798] ext4_file_open+0x552/0x7b0 [ 127.241296] do_dentry_open+0x499/0x1250 [ 127.245874] vfs_open+0xa0/0xd0 [ 127.249668] path_openat+0x130f/0x5340 [ 127.254073] do_filp_open+0x255/0x380 [ 127.258391] do_open_execat+0x221/0x8e0 [ 127.262883] __do_execve_file.isra.35+0x1707/0x2460 [ 127.268417] __x64_sys_execve+0x8f/0xc0 [ 127.272910] do_syscall_64+0x1b9/0x820 [ 127.277314] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 127.283012] [ 127.283012] -> #0 (sb_internal){.+.+}: [ 127.288394] lock_acquire+0x1e4/0x4f0 [ 127.292710] __sb_start_write+0x1e9/0x300 [ 127.297375] ext4_evict_inode+0x588/0x19b0 [ 127.302128] evict+0x4ae/0x990 [ 127.305842] iput+0x5fa/0xa00 [ 127.309554] dentry_unlink_inode+0x461/0x5e0 [ 127.314486] __dentry_kill+0x44c/0x7a0 [ 127.318887] dentry_kill+0xc9/0x5a0 [ 127.323031] shrink_dentry_list+0x36c/0x7c0 [ 127.327865] prune_dcache_sb+0x12f/0x1c0 [ 127.332545] super_cache_scan+0x270/0x480 [ 127.337305] do_shrink_slab+0x4ba/0xbb0 [ 127.341796] shrink_slab+0x6fe/0x8c0 [ 127.346034] shrink_node+0x429/0x16a0 [ 127.350354] do_try_to_free_pages+0x3e7/0x1290 [ 127.355453] try_to_free_pages+0x4b2/0xa60 [ 127.360203] __alloc_pages_slowpath+0x95a/0x2cb0 [ 127.365475] __alloc_pages_nodemask+0xa1b/0xd10 [ 127.370657] cache_grow_begin+0x91/0x710 [ 127.375232] fallback_alloc+0x203/0x2c0 [ 127.379750] ____cache_alloc_node+0x1c7/0x1e0 [ 127.384763] kmem_cache_alloc_node_trace+0xe9/0x720 [ 127.390295] __kmalloc_node+0x33/0x70 [ 127.394614] kvmalloc_node+0xb9/0xf0 [ 127.398845] newary+0x244/0xb50 [ 127.402643] ipcget+0x15d/0x11d0 [ 127.406525] ksys_semget+0x1c0/0x280 [ 127.410754] __x64_sys_semget+0x73/0xb0 [ 127.415245] do_syscall_64+0x1b9/0x820 [ 127.419653] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 127.425347] [ 127.425347] other info that might help us debug this: [ 127.425347] [ 127.433481] Chain exists of: [ 127.433481] sb_internal --> &isp->smk_lock --> fs_reclaim [ 127.433481] [ 127.443551] Possible unsafe locking scenario: [ 127.443551] [ 127.449603] CPU0 CPU1 [ 127.454256] ---- ---- [ 127.458911] lock(fs_reclaim); [ 127.462180] lock(&isp->smk_lock); [ 127.468317] lock(fs_reclaim); [ 127.474106] lock(sb_internal); [ 127.477492] [ 127.477492] *** DEADLOCK *** [ 127.477492] [ 127.483550] 4 locks held by syz-executor3/11182: [ 127.488295] #0: 000000000ed49aa7 (&ids->rwsem){+.+.}, at: ipcget+0x125/0x11d0 [ 127.495673] #1: 00000000128cdd3b (fs_reclaim){+.+.}, at: fs_reclaim_acquire.part.98+0x0/0x30 [ 127.504353] #2: 00000000c7d74038 (shrinker_rwsem){++++}, at: shrink_slab+0x1d1/0x8c0 [ 127.512344] #3: 00000000a3e33771 (&type->s_umount_key#28){++++}, at: trylock_super+0x22/0x110 [ 127.521109] [ 127.521109] stack backtrace: [ 127.525608] CPU: 1 PID: 11182 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #1 [ 127.532783] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 127.542156] Call Trace: [ 127.544744] dump_stack+0x1c9/0x2b4 [ 127.548368] ? dump_stack_print_info.cold.2+0x52/0x52 [ 127.553558] ? vprintk_func+0x81/0x117 [ 127.557453] print_circular_bug.isra.34.cold.55+0x1bd/0x27d [ 127.563160] __lock_acquire+0x3449/0x5020 [ 127.567307] ? update_load_avg+0x389/0x27d0 [ 127.571625] ? __update_load_avg_blocked_se+0x730/0x730 [ 127.576990] ? mark_held_locks+0x160/0x160 [ 127.581218] ? print_usage_bug+0xc0/0xc0 [ 127.585271] ? print_usage_bug+0xc0/0xc0 [ 127.589328] ? graph_lock+0x170/0x170 [ 127.593132] ? __lock_acquire+0x7fc/0x5020 [ 127.597360] ? __lock_acquire+0x7fc/0x5020 [ 127.601592] ? print_usage_bug+0xc0/0xc0 [ 127.605650] ? graph_lock+0x170/0x170 [ 127.609446] ? mark_held_locks+0x160/0x160 [ 127.613673] ? graph_lock+0x170/0x170 [ 127.617467] ? __lock_acquire+0x7fc/0x5020 [ 127.621694] ? find_held_lock+0x36/0x1c0 [ 127.625950] ? graph_lock+0x170/0x170 [ 127.629742] ? graph_lock+0x170/0x170 [ 127.633544] lock_acquire+0x1e4/0x4f0 [ 127.637350] ? ext4_evict_inode+0x588/0x19b0 [ 127.641756] ? lock_release+0x9f0/0x9f0 [ 127.645730] ? check_same_owner+0x340/0x340 [ 127.650047] ? rcu_note_context_switch+0x680/0x680 [ 127.654972] ? __lock_is_held+0xb5/0x140 [ 127.659034] __sb_start_write+0x1e9/0x300 [ 127.663180] ? ext4_evict_inode+0x588/0x19b0 [ 127.667593] ext4_evict_inode+0x588/0x19b0 [ 127.671829] ? find_held_lock+0x36/0x1c0 [ 127.675890] ? ext4_da_write_begin+0x11f0/0x11f0 [ 127.680641] ? lock_downgrade+0x8f0/0x8f0 [ 127.684826] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 127.690364] ? __inode_wait_for_writeback+0x2cf/0x380 [ 127.695553] ? kasan_check_read+0x11/0x20 [ 127.699699] ? do_raw_spin_unlock+0xa7/0x2f0 [ 127.704102] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 127.708682] ? kasan_check_write+0x14/0x20 [ 127.712918] ? do_raw_spin_lock+0xc1/0x200 [ 127.717150] ? ext4_da_write_begin+0x11f0/0x11f0 [ 127.721903] evict+0x4ae/0x990 [ 127.725100] ? destroy_inode+0x200/0x200 [ 127.729159] ? lock_downgrade+0x8f0/0x8f0 [ 127.733306] ? kasan_check_read+0x11/0x20 [ 127.737451] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 127.742032] iput+0x5fa/0xa00 [ 127.745139] ? inode_add_lru+0x2a0/0x2a0 [ 127.749200] ? fsnotify_destroy_marks+0x2e7/0x5c0 [ 127.754042] ? kasan_check_read+0x11/0x20 [ 127.758674] ? do_raw_spin_unlock+0xa7/0x2f0 [ 127.763080] ? fsnotify_clear_marks_by_group+0x640/0x640 [ 127.768530] ? find_held_lock+0x36/0x1c0 [ 127.772595] dentry_unlink_inode+0x461/0x5e0 [ 127.777007] ? d_lru_add+0x120/0x120 [ 127.780717] ? kasan_check_read+0x11/0x20 [ 127.784956] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 127.789538] ? lockref_get_not_dead+0x90/0x90 [ 127.794033] __dentry_kill+0x44c/0x7a0 [ 127.797919] ? d_drop+0x70/0x70 [ 127.801193] ? do_raw_spin_lock+0x200/0x200 [ 127.805512] ? d_drop+0x70/0x70 [ 127.808786] dentry_kill+0xc9/0x5a0 [ 127.812415] shrink_dentry_list+0x36c/0x7c0 [ 127.816734] ? is_subdir+0x4a0/0x4a0 [ 127.820443] ? _raw_spin_unlock+0x22/0x30 [ 127.824594] ? list_lru_walk_one+0xb0/0xe0 [ 127.828832] prune_dcache_sb+0x12f/0x1c0 [ 127.832895] ? list_lru_count_one+0x286/0x460 [ 127.837474] ? proc_nr_dentry+0x250/0x250 [ 127.841623] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 127.847157] super_cache_scan+0x270/0x480 [ 127.851307] do_shrink_slab+0x4ba/0xbb0 [ 127.855280] ? snapshot_refaults+0x290/0x290 [ 127.859687] ? __radix_tree_insert+0x8f0/0x8f0 [ 127.864271] ? shrink_slab+0x1d1/0x8c0 [ 127.868163] ? downgrade_write+0x2b0/0x2b0 [ 127.872398] ? shrink_node_memcg+0xc91/0x18f0 [ 127.876899] ? radix_tree_lookup+0x21/0x30 [ 127.881134] shrink_slab+0x6fe/0x8c0 [ 127.884849] ? unregister_memcg_shrinker.isra.40+0x50/0x50 [ 127.890477] ? kasan_check_read+0x11/0x20 [ 127.894621] ? kasan_check_read+0x11/0x20 [ 127.898776] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 127.904322] shrink_node+0x429/0x16a0 [ 127.908130] ? shrink_node_memcg+0x18f0/0x18f0 [ 127.912715] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 127.918247] ? zone_watermark_ok_safe+0x14b/0x3d0 [ 127.923088] ? isolate_migratepages_range+0x270/0x270 [ 127.928283] ? __alloc_pages_direct_compact+0x340/0x340 [ 127.933648] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 127.939183] ? __cpuset_node_allowed+0x19b/0x670 [ 127.943940] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 127.949651] do_try_to_free_pages+0x3e7/0x1290 [ 127.954236] ? shrink_node+0x16a0/0x16a0 [ 127.958297] ? __lock_is_held+0xb5/0x140 [ 127.962358] try_to_free_pages+0x4b2/0xa60 [ 127.966596] ? try_to_compact_pages+0xdf/0xbc0 [ 127.971177] ? do_try_to_free_pages+0x1290/0x1290 [ 127.976023] ? lock_acquire+0x1e4/0x4f0 [ 127.979993] ? bad_range+0x160/0x160 [ 127.983704] ? __lock_is_held+0xb5/0x140 [ 127.987759] ? lock_release+0x9f0/0x9f0 [ 127.991748] ? check_same_owner+0x340/0x340 [ 127.996075] ? wake_all_kswapds+0x14d/0x2e0 [ 128.000394] ? _cond_resched+0x14/0x30 [ 128.004278] __alloc_pages_slowpath+0x95a/0x2cb0 [ 128.009032] ? __alloc_pages_slowpath+0x2599/0x2cb0 [ 128.014048] ? warn_alloc+0x120/0x120 [ 128.017846] ? __switch_to_asm+0x34/0x70 [ 128.021903] ? print_usage_bug+0xc0/0xc0 [ 128.025958] ? warn_alloc+0x120/0x120 [ 128.029751] ? print_usage_bug+0xc0/0xc0 [ 128.033806] ? print_usage_bug+0xc0/0xc0 [ 128.037871] ? __sched_text_start+0x8/0x8 [ 128.042018] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 128.047550] ? should_fail+0x246/0xd86 [ 128.051443] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 128.056542] ? graph_lock+0x170/0x170 [ 128.060346] ? graph_lock+0x170/0x170 [ 128.064145] ? find_held_lock+0x36/0x1c0 [ 128.068204] ? __lock_is_held+0xb5/0x140 [ 128.072269] ? check_same_owner+0x340/0x340 [ 128.076594] ? rcu_note_context_switch+0x680/0x680 [ 128.081526] __alloc_pages_nodemask+0xa1b/0xd10 [ 128.086194] ? graph_lock+0x170/0x170 [ 128.089994] ? __alloc_pages_slowpath+0x2cb0/0x2cb0 [ 128.095012] ? mark_held_locks+0xc9/0x160 [ 128.099151] ? find_held_lock+0x36/0x1c0 [ 128.103207] ? cache_grow_begin+0x4a0/0x710 [ 128.107525] ? lockdep_hardirqs_on+0x421/0x5c0 [ 128.112107] ? trace_hardirqs_on+0xbd/0x2c0 [ 128.116773] ? fallback_alloc+0x203/0x2c0 [ 128.120916] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 128.126023] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 128.131555] cache_grow_begin+0x91/0x710 [ 128.135647] ? do_raw_spin_unlock+0xa7/0x2f0 [ 128.140051] fallback_alloc+0x203/0x2c0 [ 128.144026] ____cache_alloc_node+0x1c7/0x1e0 [ 128.148518] kmem_cache_alloc_node_trace+0xe9/0x720 [ 128.153531] ? _raw_spin_unlock_irqrestore+0x74/0xc0 [ 128.158631] __kmalloc_node+0x33/0x70 [ 128.162430] kvmalloc_node+0xb9/0xf0 [ 128.166137] newary+0x244/0xb50 [ 128.169414] ? semctl_stat+0x600/0x600 [ 128.173295] ? lock_acquire+0x1e4/0x4f0 [ 128.177263] ? ipcget+0x125/0x11d0 [ 128.180801] ? exit_robust_list+0x290/0x290 [ 128.185137] ? lock_release+0x9f0/0x9f0 [ 128.189110] ? check_same_owner+0x340/0x340 [ 128.193433] ? rcu_note_context_switch+0x680/0x680 [ 128.198366] ? down_write+0x8f/0x130 [ 128.202076] ? ipcget+0x125/0x11d0 [ 128.205618] ? down_read+0x1d0/0x1d0 [ 128.209328] ipcget+0x15d/0x11d0 [ 128.212693] ? ksys_dup3+0x690/0x690 [ 128.216405] ? blkcg_print_stat+0x1420/0x1420 [ 128.220897] ? ipc_obtain_object_check+0xc0/0xc0 [ 128.225649] ? _raw_spin_unlock_irq+0x27/0x70 [ 128.230136] ? _raw_spin_unlock_irq+0x27/0x70 [ 128.234633] ? lockdep_hardirqs_on+0x421/0x5c0 [ 128.239210] ? trace_hardirqs_on+0xbd/0x2c0 [ 128.243526] ? kasan_check_read+0x11/0x20 [ 128.247673] ? task_work_run+0x1af/0x2a0 [ 128.251728] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 128.256837] ? __fget_light+0x2f7/0x440 [ 128.260807] ? fget_raw+0x20/0x20 [ 128.264267] ? trace_hardirqs_off+0xb8/0x2b0 [ 128.268674] ksys_semget+0x1c0/0x280 [ 128.272383] ? lockdep_hardirqs_on+0x421/0x5c0 [ 128.276965] ? sem_exit_ns+0x40/0x40 [ 128.280677] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 128.285782] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 128.291326] ? ksys_ioctl+0x81/0xd0 [ 128.294950] __x64_sys_semget+0x73/0xb0 [ 128.298923] do_syscall_64+0x1b9/0x820 [ 128.302822] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 128.308187] ? syscall_return_slowpath+0x5e0/0x5e0 [ 128.313111] ? trace_hardirqs_on_caller+0x2b0/0x2b0 [ 128.318145] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 128.323161] ? recalc_sigpending_tsk+0x180/0x180 [ 128.327911] ? kasan_check_write+0x14/0x20 [ 128.332148] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 128.336991] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 128.342177] RIP: 0033:0x457099 [ 128.345365] Code: fd b4 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 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 128.364259] RSP: 002b:00007fbecf217c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000040 [ 128.371963] RAX: ffffffffffffffda RBX: 00007fbecf2186d4 RCX: 0000000000457099 [ 128.379227] RDX: 0000000000000000 RSI: 0000000000004007 RDI: 0000000000000000 [ 128.386488] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 128.393753] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 128.401017] R13: 00000000004d4740 R14: 00000000004c8d3e R15: 0000000000000000 [ 128.420629] syz-executor4 (11186) used greatest stack depth: 15080 bytes left [ 128.455533] syz-executor7 (11171) used greatest stack depth: 14344 bytes left [ 128.697661] syz-executor2 (11260) used greatest stack depth: 14296 bytes left [ 129.761515] syz-executor0 invoked oom-killer: gfp_mask=0x6200ca(GFP_HIGHUSER_MOVABLE), nodemask=(null), order=0, oom_score_adj=0 [ 129.773284] syz-executor0 cpuset=syz0 mems_allowed=0 [ 129.778454] CPU: 0 PID: 11308 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #1 [ 129.785823] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 129.795175] Call Trace: [ 129.797778] dump_stack+0x1c9/0x2b4 [ 129.801426] ? dump_stack_print_info.cold.2+0x52/0x52 [ 129.806868] dump_header+0x27b/0xf70 [ 129.810592] ? lock_acquire+0x1e4/0x4f0 [ 129.814568] ? mark_held_locks+0x160/0x160 [ 129.818820] ? pagefault_out_of_memory+0x197/0x197 [ 129.823762] ? mark_held_locks+0x160/0x160 [ 129.828027] ? percpu_ref_put_many+0x131/0x240 [ 129.832617] ? mem_cgroup_id_get_online+0x310/0x310 [ 129.837643] ? mark_held_locks+0x160/0x160 [ 129.841892] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 129.847437] ? task_will_free_mem+0x239/0xb70 [ 129.851938] ? lock_downgrade+0x8f0/0x8f0 [ 129.856102] ? ___ratelimit+0x36f/0x655 [ 129.860088] ? lock_downgrade+0x8f0/0x8f0 [ 129.864244] ? find_lock_task_mm+0x230/0x4d0 [ 129.868673] ? trace_hardirqs_on+0xbd/0x2c0 [ 129.873004] ? kasan_check_read+0x11/0x20 [ 129.877167] ? ___ratelimit+0x36f/0x655 [ 129.881148] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 129.886260] ? do_raw_spin_lock+0x200/0x200 [ 129.890592] ? trace_hardirqs_on+0x2c0/0x2c0 [ 129.895011] ? lock_downgrade+0x8f0/0x8f0 [ 129.899178] ? ___ratelimit+0xaa/0x655 [ 129.903079] ? idr_get_free+0xed0/0xed0 [ 129.907063] ? kasan_check_write+0x14/0x20 [ 129.911314] ? do_raw_spin_lock+0xc1/0x200 [ 129.915564] oom_kill_process.cold.28+0x10/0x95a [ 129.920411] ? _raw_spin_unlock+0x22/0x30 [ 129.924568] ? oom_badness+0xe6/0xb00 [ 129.928379] ? oom_evaluate_task+0x540/0x540 [ 129.932798] ? shrink_node+0x16a0/0x16a0 [ 129.936884] ? out_of_memory+0x976/0x1430 [ 129.941038] ? lock_downgrade+0x8f0/0x8f0 [ 129.945195] ? lock_release+0x9f0/0x9f0 [ 129.949177] ? __cpuset_node_allowed+0x19b/0x670 [ 129.953950] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 129.958966] ? oom_evaluate_task+0x302/0x540 [ 129.963357] out_of_memory+0xa88/0x1430 [ 129.967319] ? unreserve_highatomic_pageblock+0x380/0x5b0 [ 129.972841] ? oom_killer_disable+0x3a0/0x3a0 [ 129.977337] ? __alloc_pages_slowpath+0xe3a/0x2cb0 [ 129.982256] ? __mutex_add_waiter+0x2a0/0x2a0 [ 129.986740] ? check_same_owner+0x340/0x340 [ 129.991048] ? wake_all_kswapds+0x14d/0x2e0 [ 129.995374] ? find_next_bit+0x104/0x130 [ 129.999432] __alloc_pages_slowpath+0x223f/0x2cb0 [ 130.004288] ? warn_alloc+0x120/0x120 [ 130.008088] ? radix_tree_lookup_slot+0xa1/0xf0 [ 130.012748] ? __radix_tree_lookup+0x4c0/0x4c0 [ 130.017333] ? find_get_entry+0x2e4/0xc90 [ 130.021470] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 130.026992] ? should_fail+0x246/0xd86 [ 130.030866] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 130.035959] ? rcu_note_context_switch+0x680/0x680 [ 130.040876] ? __alloc_pages_nodemask+0x6d3/0xd10 [ 130.045704] ? lock_acquire+0x1e4/0x4f0 [ 130.049665] ? fs_reclaim_acquire+0x20/0x20 [ 130.053967] ? lock_downgrade+0x8f0/0x8f0 [ 130.058106] ? check_same_owner+0x340/0x340 [ 130.062412] ? rcu_note_context_switch+0x680/0x680 [ 130.067327] __alloc_pages_nodemask+0xa1b/0xd10 [ 130.071986] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 130.077509] ? __alloc_pages_slowpath+0x2cb0/0x2cb0 [ 130.082511] ? find_get_pages_contig+0x1650/0x1650 [ 130.087423] ? __page_cache_alloc+0x191/0x5e0 [ 130.091911] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 130.097444] ? __do_page_cache_readahead+0x686/0x800 [ 130.102536] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 130.108068] alloc_pages_current+0x10c/0x210 [ 130.112483] ? lock_downgrade+0x8f0/0x8f0 [ 130.116635] __page_cache_alloc+0x398/0x5e0 [ 130.120947] ? trace_hardirqs_on+0xbd/0x2c0 [ 130.125253] ? lock_acquire+0x1e4/0x4f0 [ 130.129210] ? ext4_filemap_fault+0x82/0xad [ 130.133516] ? unaccount_page_cache_page+0xd30/0xd30 [ 130.138606] filemap_fault+0x1458/0x2220 [ 130.142656] ? __lock_page_or_retry+0x620/0x620 [ 130.147316] ? find_get_entries_tag+0x1190/0x1190 [ 130.152145] ? finish_task_switch+0x1d3/0x870 [ 130.156642] ? lock_downgrade+0x8f0/0x8f0 [ 130.160779] ? finish_task_switch+0x18a/0x870 [ 130.165256] ? trace_hardirqs_on+0xbd/0x2c0 [ 130.169559] ? kasan_check_read+0x11/0x20 [ 130.173707] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 130.178807] ? lock_acquire+0x1e4/0x4f0 [ 130.182776] ? ext4_filemap_fault+0x7a/0xad [ 130.187090] ? lock_release+0x9f0/0x9f0 [ 130.191055] ? check_same_owner+0x340/0x340 [ 130.195378] ? preempt_notifier_register+0x200/0x200 [ 130.200462] ? rcu_note_context_switch+0x680/0x680 [ 130.205376] ? down_read+0xb5/0x1d0 [ 130.208986] ? ext4_filemap_fault+0x7a/0xad [ 130.213291] ? __down_interruptible+0x700/0x700 [ 130.217948] ? hrtimer_start_range_ns+0x69a/0xcd0 [ 130.222775] ext4_filemap_fault+0x82/0xad [ 130.226905] __do_fault+0xee/0x450 [ 130.230430] ? hrtimer_start_range_ns+0x69a/0xcd0 [ 130.235279] ? pmd_devmap_trans_unstable+0x1d0/0x1d0 [ 130.240363] ? pmd_val+0x88/0x100 [ 130.243796] ? add_mm_counter_fast+0xd0/0xd0 [ 130.248211] ? pmd_val+0x88/0x100 [ 130.251648] ? add_mm_counter_fast+0xd0/0xd0 [ 130.256043] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 130.261579] __handle_mm_fault+0x2b4a/0x4350 [ 130.265974] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 130.270821] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 130.275924] ? kasan_check_write+0x14/0x20 [ 130.280157] ? do_raw_spin_lock+0xc1/0x200 [ 130.284374] ? lock_acquire+0x1e4/0x4f0 [ 130.288331] ? handle_mm_fault+0x417/0xc80 [ 130.292548] ? lock_downgrade+0x8f0/0x8f0 [ 130.296684] ? lock_release+0x9f0/0x9f0 [ 130.300643] ? __do_page_fault+0x620/0xe50 [ 130.304860] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 130.309949] handle_mm_fault+0x53e/0xc80 [ 130.313992] ? __handle_mm_fault+0x4350/0x4350 [ 130.318580] ? find_vma+0x34/0x190 [ 130.322111] __do_page_fault+0x620/0xe50 [ 130.326159] ? clock_was_set_work+0x30/0x30 [ 130.330553] ? mm_fault_error+0x380/0x380 [ 130.334685] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 130.340030] ? trace_hardirqs_on+0x2c0/0x2c0 [ 130.344424] do_page_fault+0xf6/0x7a4 [ 130.348207] ? vmalloc_sync_all+0x30/0x30 [ 130.352338] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 130.357862] ? error_entry+0x70/0xd0 [ 130.361576] ? trace_hardirqs_off_caller+0xbb/0x2b0 [ 130.366594] ? trace_hardirqs_on_caller+0xc0/0x2b0 [ 130.371507] ? syscall_return_slowpath+0x5e0/0x5e0 [ 130.376438] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 130.381265] ? trace_hardirqs_on_caller+0x2b0/0x2b0 [ 130.386263] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 130.391695] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 130.396696] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 130.402216] ? prepare_exit_to_usermode+0x291/0x3b0 [ 130.407213] ? page_fault+0x8/0x30 [ 130.410736] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 130.415559] ? page_fault+0x8/0x30 [ 130.419091] page_fault+0x1e/0x30 [ 130.422524] RIP: 0033:0x40a056 [ 130.425700] Code: Bad RIP value. [ 130.429043] RSP: 002b:00007ffd766513d0 EFLAGS: 00010283 [ 130.434400] RAX: 0000000000730a08 RBX: 00000000009300a0 RCX: 0000000000000001 [ 130.441653] RDX: 0000000000000001 RSI: ffffffffffffffff RDI: 00000000004bce88 [ 130.448902] RBP: 00000000009300a0 R08: 0000000000000009 R09: 0000000000000001 [ 130.456154] R10: 00007ffd766514d0 R11: 0000000000000000 R12: 0000000000930aa0 [ 130.463405] R13: 000000000093014c R14: 000000000001f9ab R15: 000000000001f97e [ 130.471443] Mem-Info: [ 130.473923] active_anon:4715 inactive_anon:367 isolated_anon:0 [ 130.473923] active_file:31 inactive_file:10 isolated_file:0 [ 130.473923] unevictable:0 dirty:0 writeback:0 unstable:0 [ 130.473923] slab_reclaimable:11145 slab_unreclaimable:1533913 [ 130.473923] mapped:177 shmem:377 pagetables:511 bounce:0 [ 130.473923] free:24282 free_pcp:0 free_cma:0 [ 130.506529] Node 0 active_anon:18860kB inactive_anon:1468kB active_file:116kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):56kB mapped:708kB dirty:0kB writeback:0kB shmem:1508kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 130.533821] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 130.559992] lowmem_reserve[]: 0 2842 6348 6348 [ 130.564620] Node 0 DMA32 free:44052kB min:30180kB low:37724kB high:45268kB active_anon:2056kB inactive_anon:0kB active_file:40kB inactive_file:72kB unevictable:0kB writepending:0kB present:3129292kB managed:2914192kB mlocked:0kB kernel_stack:32kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 130.592334] lowmem_reserve[]: 0 0 3506 3506 [ 130.596679] Node 0 Normal free:37168kB min:37236kB low:46544kB high:55852kB active_anon:16804kB inactive_anon:1468kB active_file:176kB inactive_file:0kB unevictable:0kB writepending:0kB present:4718592kB managed:3590864kB mlocked:0kB kernel_stack:5216kB pagetables:2044kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 130.625254] lowmem_reserve[]: 0 0 0 0 [ 130.629091] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 130.642723] Node 0 DMA32: 5*4kB (ME) 7*8kB (UME) 4*16kB (ME) 4*32kB (ME) 4*64kB (ME) 2*128kB (UE) 4*256kB (UME) 3*512kB (ME) 4*1024kB (UME) 4*2048kB (UME) 7*4096kB (M) = 44300kB [ 130.658766] Node 0 Normal: 867*4kB (UME) 448*8kB (M) 250*16kB (ME) 106*32kB (ME) 51*64kB (ME) 46*128kB (ME) 20*256kB (M) 15*512kB (M) 1*1024kB (E) 0*2048kB 0*4096kB = 37420kB [ 130.674548] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 130.683131] 424 total pagecache pages [ 130.686958] 0 pages in swap cache [ 130.690412] Swap cache stats: add 0, delete 0, find 0/0 [ 130.695769] Free swap = 0kB [ 130.698800] Total swap = 0kB [ 130.701847] 1965969 pages RAM [ 130.704989] 0 pages HighMem/MovableOnly [ 130.708961] 335728 pages reserved [ 130.712409] Unreclaimable slab info: [ 130.716117] Name Used Total [ 130.721671] pid_2 131KB 156KB [ 130.727056] TIPC 12KB 14KB [ 130.732455] SCTPv6 18KB 24KB [ 130.737845] DCCPv6 21KB 29KB [ 130.743227] DCCP 20KB 27KB [ 130.748597] bridge_fdb_cache 15KB 19KB [ 130.753961] fib6_nodes 103KB 108KB [ 130.759323] ip6_dst_cache 113KB 300KB [ 130.764702] RAWv6 87KB 91KB [ 130.770082] UDPv6 3KB 3KB [ 130.775459] TCPv6 29KB 29KB [ 130.780846] nf_conntrack 2KB 3KB [ 130.786228] sd_ext_cdb 0KB 3KB [ 130.791593] scsi_sense_cache 1056KB 1060KB [ 130.796956] virtio_scsi_cmd 16KB 16KB [ 130.802319] sgpool-128 8KB 8KB [ 130.807690] sgpool-64 4KB 6KB [ 130.813084] sgpool-32 2KB 7KB [ 130.818459] sgpool-16 1KB 3KB [ 130.823842] sgpool-8 0KB 3KB [ 130.829224] mqueue_inode_cache 12KB 21KB [ 130.834682] bio_post_read_ctx 14KB 15KB [ 130.840089] bio-2 14KB 15KB [ 130.845464] jfs_mp 7KB 7KB [ 130.850841] nfs_commit_data 3KB 7KB [ 130.856202] nfs_write_data 34KB 37KB [ 130.861567] jbd2_inode 2KB 3KB [ 130.866956] ext4_system_zone 0KB 3KB [ 130.872325] bio-1 1KB 3KB [ 130.877707] pid_namespace 2KB 7KB [ 130.883098] rpc_buffers 17KB 19KB [ 130.888473] rpc_tasks 2KB 3KB [ 130.893844] UNIX 12KB 47KB [ 130.899212] tcp_bind_bucket 1KB 4KB [ 130.904578] ip_fib_trie 14KB 19KB [ 130.909944] ip_fib_alias 69KB 71KB [ 130.915308] ip_dst_cache 0KB 8KB [ 130.920689] RAW 51KB 57KB [ 130.926077] UDP 19KB 39KB [ 130.931455] TCP 5KB 5KB [ 130.936830] hugetlbfs_inode_cache 1KB 7KB [ 130.942551] fscache_cookie_jar 0KB 7KB [ 130.948029] eventpoll_pwq 51KB 51KB [ 130.953405] eventpoll_epi 90KB 90KB [ 130.958770] inotify_inode_mark 90KB 90KB [ 130.964224] request_queue 159KB 159KB [ 130.969592] blkdev_requests 1KB 3KB [ 130.974958] blkdev_ioc 23KB 23KB [ 130.980322] bio-0 536KB 536KB [ 130.985690] biovec-max 1658KB 1658KB [ 130.991085] biovec-64 401KB 401KB [ 130.996483] biovec-16 127KB 127KB [ 131.001855] bio_integrity_payload 1KB 4KB [ 131.007654] khugepaged_mm_slot 27KB 27KB [ 131.013121] dmaengine-unmap-2 0KB 3KB [ 131.018503] skbuff_fclone_cache 1KB 18KB [ 131.024050] skbuff_head_cache 673KB 1916KB [ 131.029451] configfs_dir_cache 0KB 4KB [ 131.034900] file_lock_cache 1KB 7KB [ 131.040262] file_lock_ctx 0KB 3KB [ 131.045623] fsnotify_mark_connector 51KB 51KB [ 131.051503] net_namespace 69KB 69KB [ 131.056868] shmem_inode_cache 3043KB 3043KB [ 131.062247] task_delay_info 125KB 371KB [ 131.067612] taskstats 176KB 176KB [ 131.072976] proc_dir_entry 680KB 682KB [ 131.078337] pde_opener 0KB 3KB [ 131.083701] seq_file 362KB 362KB [ 131.089086] sigqueue 126KB 401KB [ 131.094461] kernfs_node_cache 11279KB 11284KB [ 131.099831] mnt_cache 85KB 108KB [ 131.105193] filp 4848KB 8073KB [ 131.110557] names_cache 121567KB 121567KB [ 131.115920] inode_smack 4817KB 4817KB [ 131.121282] key_jar 3KB 7KB [ 131.126641] uts_namespace 3KB 7KB [ 131.132002] nsproxy 1KB 7KB [ 131.137364] vm_area_struct 8830KB 12970KB [ 131.142727] mm_struct 1462KB 3614KB [ 131.148131] fs_cache 161KB 496KB [ 131.153492] files_cache 538KB 1256KB [ 131.158859] signal_cache 915KB 2185KB [ 131.164253] sighand_cache 395KB 395KB [ 131.169617] task_struct 3249KB 3304KB [ 131.174998] cred_jar 795KB 2348KB [ 131.180360] anon_vma_chain 4757KB 6000KB [ 131.185722] anon_vma 237KB 392KB [ 131.191099] pid 73KB 228KB [ 131.196462] Acpi-Operand 312KB 772KB [ 131.201834] Acpi-Namespace 102KB 104KB [ 131.207203] numa_policy 0KB 3KB [ 131.212579] debug_objects_cache 1125KB 1126KB [ 131.218131] trace_event_file 243KB 247KB [ 131.223590] ftrace_event_field 348KB 350KB [ 131.229043] pool_workqueue 67KB 72KB [ 131.234434] task_group 7KB 7KB [ 131.239796] page->ptl 1564KB 3300KB [ 131.245176] kmalloc-4194304 5713920KB 5713920KB [ 131.250539] kmalloc-2097152 2050KB 2050KB [ 131.255905] kmalloc-524288 2056KB 2056KB [ 131.261274] kmalloc-262144 1290KB 1290KB [ 131.266653] kmalloc-131072 650KB 650KB [ 131.272025] kmalloc-65536 330KB 330KB [ 131.277505] kmalloc-32768 891KB 990KB [ 131.282874] kmalloc-16384 412KB 462KB [ 131.288240] kmalloc-8192 2004KB 2004KB [ 131.293640] kmalloc-4096 18670KB 18708KB [ 131.299008] kmalloc-2048 6464KB 7764KB [ 131.304375] kmalloc-1024 4572KB 5244KB [ 131.309742] kmalloc-512 3885KB 5812KB [ 131.315118] kmalloc-256 4762KB 4762KB [ 131.320482] kmalloc-128 901KB 901KB [ 131.325854] kmalloc-96 1935KB 2112KB [ 131.331222] kmalloc-64 1843KB 1896KB [ 131.336590] kmalloc-32 1849KB 1956KB [ 131.341981] kmalloc-192 2706KB 4076KB [ 131.347353] kmem_cache 221KB 221KB [ 131.352720] Tasks state (memory values in pages): [ 131.357562] [ pid ] uid tgid total_vm rss pgtables_bytes swapents oom_score_adj name [ 131.366375] [ 2347] 0 2347 278 186 32768 0 0 none [ 131.374633] [ 2539] 0 2539 5377 170 86016 0 -1000 udevd [ 131.382968] [ 2754] 0 2754 5376 171 81920 0 -1000 udevd [ 131.391304] [ 4381] 0 4381 2493 573 65536 0 0 dhclient [ 131.399914] [ 4544] 0 4544 14267 155 118784 0 0 rsyslogd [ 131.408511] [ 4587] 0 4587 4725 49 86016 0 0 cron [ 131.416774] [ 4613] 0 4613 12490 153 139264 0 -1000 sshd [ 131.425021] [ 4638] 0 4638 3694 42 69632 0 0 getty [ 131.433359] [ 4639] 0 4639 3694 39 77824 0 0 getty [ 131.441691] [ 4640] 0 4640 3694 41 77824 0 0 getty [ 131.450029] [ 4641] 0 4641 3694 41 77824 0 0 getty [ 131.458389] [ 4642] 0 4642 3694 39 73728 0 0 getty [ 131.466729] [ 4643] 0 4643 3694 40 77824 0 0 getty [ 131.475109] [ 4644] 0 4644 3649 41 73728 0 0 getty [ 131.483453] [ 4645] 0 4645 5310 115 81920 0 -1000 udevd [ 131.491787] [ 4663] 0 4663 17821 198 188416 0 0 sshd [ 131.500106] [ 4665] 0 4665 41970 1817 163840 0 0 syz-execprog [ 131.509098] [ 4676] 0 4676 9360 15 40960 0 0 syz-executor4 [ 131.518142] [ 4678] 0 4678 9360 15 40960 0 0 syz-executor5 [ 131.527203] [ 4677] 0 4677 9359 22 49152 0 0 syz-executor4 [ 131.536256] [ 4681] 0 4681 9360 15 40960 0 0 syz-executor3 [ 131.545283] [ 4682] 0 4682 9360 15 40960 0 0 syz-executor0 [ 131.554307] [ 4683] 0 4683 9359 21 49152 0 0 syz-executor5 [ 131.563330] [ 4685] 0 4685 9360 15 40960 0 0 syz-executor7 [ 131.572355] [ 4686] 0 4686 9359 22 49152 0 0 syz-executor3 [ 131.581380] [ 4687] 0 4687 9360 15 40960 0 0 syz-executor6 [ 131.590497] [ 4688] 0 4688 9359 22 49152 0 0 syz-executor0 [ 131.599528] [ 4689] 0 4689 9359 21 49152 0 0 syz-executor7 [ 131.608573] [ 4690] 0 4690 9360 15 40960 0 0 syz-executor2 [ 131.617602] [ 4691] 0 4691 9359 22 49152 0 0 syz-executor6 [ 131.626627] [ 4692] 0 4692 9360 14 40960 0 0 syz-executor1 [ 131.635669] [ 4693] 0 4693 9359 22 49152 0 0 syz-executor2 [ 131.644692] [ 4694] 0 4694 9359 21 53248 0 0 syz-executor1 [ 131.653719] [ 6704] 0 6704 5310 115 81920 0 -1000 udevd [ 131.662057] [ 6710] 0 6710 5310 115 81920 0 -1000 udevd [ 131.670425] [ 6737] 0 6737 5376 171 81920 0 -1000 udevd [ 131.678750] [ 6804] 0 6804 5376 172 81920 0 -1000 udevd [ 131.687111] [ 6819] 0 6819 5376 172 81920 0 -1000 udevd [ 131.695439] [ 7149] 0 7149 5376 172 81920 0 -1000 udevd [ 131.703769] [ 11308] 0 11308 9425 22 61440 0 0 syz-executor0 [ 131.712796] [ 11311] 0 11311 9425 534 61440 0 0 syz-executor6 [ 131.721848] Out of memory: Kill process 4665 (syz-execprog) score 1 or sacrifice child [ 131.729997] Killed process 4676 (syz-executor4) total-vm:37440kB, anon-rss:60kB, file-rss:0kB, shmem-rss:0kB [ 131.954584] syz-executor0 (11308) used greatest stack depth: 14040 bytes left [ 132.104439] device bridge_slave_1 left promiscuous mode [ 132.110005] bridge0: port 2(bridge_slave_1) entered disabled state [ 132.139705] device bridge_slave_0 left promiscuous mode [ 132.145321] bridge0: port 1(bridge_slave_0) entered disabled state 2018/09/06 15:52:37 executed programs: 1452 2018/09/06 15:52:37 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe net.ipv6.conf.syz_tun.accept_dad = 0 net.ipv6.conf.syz_tun.router_solicitations = 0 RTNETLINK answers: Operation not supported RTNETLINK answers: No buffer space available RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument [ 132.289417] team0 (unregistering): Port device team_slave_1 removed [ 132.325215] IPVS: ftp: loaded support on port[0] = 21 [ 132.346353] team0 (unregistering): Port device team_slave_0 removed [ 132.369259] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 132.395520] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 132.415985] bond0 (unregistering): Released all slaves [ 132.831374] bridge0: port 1(bridge_slave_0) entered blocking state [ 132.837908] bridge0: port 1(bridge_slave_0) entered disabled state [ 132.844944] device bridge_slave_0 entered promiscuous mode [ 132.859929] bridge0: port 2(bridge_slave_1) entered blocking state [ 132.866313] bridge0: port 2(bridge_slave_1) entered disabled state [ 132.873364] device bridge_slave_1 entered promiscuous mode [ 132.887855] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 132.902529] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 132.938708] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 132.956492] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 133.008900] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 133.015973] team0: Port device team_slave_0 added [ 133.029898] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 133.036958] team0: Port device team_slave_1 added [ 133.050002] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 133.056906] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 133.064800] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 133.074886] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 133.081751] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 133.090098] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 133.100623] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 133.107674] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 133.116684] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 133.126486] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 133.133636] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 133.141854] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 133.239296] bridge0: port 2(bridge_slave_1) entered blocking state [ 133.245666] bridge0: port 2(bridge_slave_1) entered forwarding state [ 133.252303] bridge0: port 1(bridge_slave_0) entered blocking state [ 133.258652] bridge0: port 1(bridge_slave_0) entered forwarding state [ 133.265742] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 133.616186] 8021q: adding VLAN 0 to HW filter on device bond0 [ 133.655215] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 133.692040] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 133.698241] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 133.705241] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 133.740298] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 133.746388] 8021q: adding VLAN 0 to HW filter on device team0 [ 134.015415] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 134.052846] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready