[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 33.451095] IPVS: ftp: loaded support on port[0] = 21 [ 33.948784] can: request_module (can-proto-0) failed. [ 34.846122] can: request_module (can-proto-0) failed. [ 34.854713] can: request_module (can-proto-0) failed. Warning: Permanently added '10.128.0.167' (ECDSA) to the list of known hosts. 2020/01/25 18:40:02 parsed 1 programs 2020/01/25 18:40:03 executed programs: 0 [ 42.496663] IPVS: ftp: loaded support on port[0] = 21 [ 42.497808] IPVS: ftp: loaded support on port[0] = 21 [ 42.507559] IPVS: ftp: loaded support on port[0] = 21 [ 42.511582] IPVS: ftp: loaded support on port[0] = 21 [ 42.527950] IPVS: ftp: loaded support on port[0] = 21 [ 42.541459] IPVS: ftp: loaded support on port[0] = 21 [ 42.672228] chnl_net:caif_netlink_parms(): no params data found [ 42.718062] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.725235] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.732305] device bridge_slave_0 entered promiscuous mode [ 42.771167] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.777543] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.785029] device bridge_slave_1 entered promiscuous mode [ 42.805825] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 42.815511] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 42.847533] chnl_net:caif_netlink_parms(): no params data found [ 42.861875] chnl_net:caif_netlink_parms(): no params data found [ 42.881995] chnl_net:caif_netlink_parms(): no params data found [ 42.889938] chnl_net:caif_netlink_parms(): no params data found [ 42.919134] team0: Port device team_slave_0 added [ 42.946724] team0: Port device team_slave_1 added [ 42.973448] chnl_net:caif_netlink_parms(): no params data found [ 42.999483] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 43.005819] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 43.031176] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 43.059933] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.066458] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.075667] device bridge_slave_0 entered promiscuous mode [ 43.085860] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.092400] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.099211] device bridge_slave_1 entered promiscuous mode [ 43.105617] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 43.114227] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 43.139746] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 43.165822] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.172305] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.179209] device bridge_slave_0 entered promiscuous mode [ 43.186031] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.193102] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.200244] device bridge_slave_1 entered promiscuous mode [ 43.209207] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.215690] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.224776] device bridge_slave_0 entered promiscuous mode [ 43.238372] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.245844] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.252979] device bridge_slave_0 entered promiscuous mode [ 43.275517] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 43.287733] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 43.296021] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.302451] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.309275] device bridge_slave_1 entered promiscuous mode [ 43.315586] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.324253] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.331475] device bridge_slave_1 entered promiscuous mode [ 43.338609] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 43.392923] device hsr_slave_0 entered promiscuous mode [ 43.450583] device hsr_slave_1 entered promiscuous mode [ 43.494764] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.501680] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.508603] device bridge_slave_0 entered promiscuous mode [ 43.518844] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.525426] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.532645] device bridge_slave_1 entered promiscuous mode [ 43.545054] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 43.575815] team0: Port device team_slave_0 added [ 43.586258] team0: Port device team_slave_1 added [ 43.592260] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 43.605607] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 43.617568] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 43.626670] team0: Port device team_slave_0 added [ 43.633097] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 43.646656] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 43.653281] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 43.678607] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 43.689344] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 43.701988] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 43.716107] team0: Port device team_slave_1 added [ 43.724487] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 43.730967] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 43.756545] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 43.779421] team0: Port device team_slave_0 added [ 43.788345] team0: Port device team_slave_0 added [ 43.798856] team0: Port device team_slave_1 added [ 43.815511] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 43.821914] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 43.847489] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 43.862716] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 43.868966] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 43.894698] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 43.905376] team0: Port device team_slave_1 added [ 43.924818] team0: Port device team_slave_0 added [ 43.939844] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 43.946379] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 43.971893] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 43.985732] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 43.992065] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 44.017407] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 44.028197] team0: Port device team_slave_1 added [ 44.072475] device hsr_slave_0 entered promiscuous mode [ 44.110589] device hsr_slave_1 entered promiscuous mode [ 44.172585] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 44.179127] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 44.204766] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 44.215460] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 44.221803] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 44.248157] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 44.302612] device hsr_slave_0 entered promiscuous mode [ 44.350519] device hsr_slave_1 entered promiscuous mode [ 44.449117] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 44.455668] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 44.481565] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 44.498398] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 44.505120] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 44.531517] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 44.612490] device hsr_slave_0 entered promiscuous mode [ 44.680462] device hsr_slave_1 entered promiscuous mode [ 44.772635] device hsr_slave_0 entered promiscuous mode [ 44.820499] device hsr_slave_1 entered promiscuous mode [ 44.901756] device hsr_slave_0 entered promiscuous mode [ 44.940534] device hsr_slave_1 entered promiscuous mode [ 45.242680] 8021q: adding VLAN 0 to HW filter on device bond0 [ 45.256688] 8021q: adding VLAN 0 to HW filter on device bond0 [ 45.265650] 8021q: adding VLAN 0 to HW filter on device bond0 [ 45.278046] 8021q: adding VLAN 0 to HW filter on device bond0 [ 45.289072] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.300869] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 45.308281] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.325456] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 45.335538] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 45.359416] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 45.367174] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.376081] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.382766] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.390172] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 45.398057] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.406551] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.412944] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.419749] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 45.428672] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 45.436342] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 45.444412] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 45.452299] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 45.460033] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 45.467788] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 45.475421] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.483313] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 45.491160] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.498747] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 45.505899] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 45.512829] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 45.525278] 8021q: adding VLAN 0 to HW filter on device bond0 [ 45.536470] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 45.546593] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.555423] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 45.563121] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.569885] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 45.577511] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.584594] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 45.591733] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 45.598449] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 45.606062] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.614410] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.639881] 8021q: adding VLAN 0 to HW filter on device bond0 [ 45.648620] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 45.657369] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.669086] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.675488] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.683002] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 45.691486] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.699033] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.705421] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.712288] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 45.720020] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.727804] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.734326] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.741478] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 45.749176] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.756966] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.763513] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.770820] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 45.778763] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 45.785971] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 45.796381] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.811130] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.818101] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.824698] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 45.836969] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.844199] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 45.852604] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 45.860325] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 45.867128] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.874239] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 45.897158] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 45.907171] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 45.931748] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 45.939745] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.948031] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.954432] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.962804] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 45.972860] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.980732] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.987074] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.993981] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 46.002343] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 46.009944] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 46.017750] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 46.025272] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 46.033460] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 46.041244] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 46.048809] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 46.056328] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 46.063935] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 46.071895] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 46.079373] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 46.086867] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 46.094692] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 46.102453] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 46.110064] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 46.118241] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 46.126072] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.133614] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.139971] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.153549] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 46.163477] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 46.181103] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 46.188142] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 46.195729] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 46.202811] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 46.209596] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 46.216910] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 46.224232] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 46.232459] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 46.242834] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 46.250824] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 46.258387] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 46.266341] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 46.273792] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 46.281650] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.289174] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.295570] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.302972] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 46.309770] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 46.330889] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 46.339322] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 46.347506] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.356746] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.363144] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.370695] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 46.379120] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 46.387411] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.395084] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.401451] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.408182] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 46.415174] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 46.422646] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 46.430505] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 46.452918] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 46.462839] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 46.476975] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 46.488274] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 46.497234] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 46.505445] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 46.513297] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 46.521068] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 46.528701] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 46.536401] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 46.543969] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 46.551433] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 46.558862] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 46.566477] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 46.574402] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 46.582047] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 46.589486] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 46.597489] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 46.604239] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 46.610946] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 46.618356] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 46.625826] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 46.632728] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 46.641045] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 46.658831] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 46.673936] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 46.688402] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 46.696232] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 46.705925] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 46.717385] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 46.724582] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 46.731464] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 46.739524] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 46.749558] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 46.758828] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 46.772171] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 46.806352] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 46.817536] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 46.825861] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 46.833195] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 46.844446] device veth0_vlan entered promiscuous mode [ 46.853836] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 46.864099] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 46.872235] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 46.885031] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 46.892747] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 46.908002] device veth1_vlan entered promiscuous mode [ 46.924771] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 46.947050] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 46.958384] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 46.966794] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 46.973728] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 46.980482] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 46.988265] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 47.013308] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 47.035957] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 47.063595] device veth0_vlan entered promiscuous mode [ 47.079051] device veth0_macvtap entered promiscuous mode [ 47.089722] device veth0_vlan entered promiscuous mode [ 47.096006] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 47.103970] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 47.111636] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 47.118911] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 47.126361] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 47.134304] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 47.141961] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 47.149767] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 47.157903] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 47.164876] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 47.172013] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 47.178970] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 47.186501] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 47.200566] device veth1_macvtap entered promiscuous mode [ 47.216770] device veth1_vlan entered promiscuous mode [ 47.224183] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 47.233708] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 47.245160] device veth0_vlan entered promiscuous mode [ 47.256082] device veth1_vlan entered promiscuous mode [ 47.272674] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 47.279979] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 47.288843] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 47.297867] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 47.310840] device veth1_vlan entered promiscuous mode [ 47.317950] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 47.334191] device veth0_vlan entered promiscuous mode [ 47.341458] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 47.348348] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 47.357104] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 47.364772] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 47.372705] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 47.380673] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 47.388335] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 47.397010] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 47.404503] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 47.422232] device veth0_vlan entered promiscuous mode [ 47.432561] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 47.441309] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 47.448524] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 47.455991] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 47.463251] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 47.470993] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 47.478279] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 47.487426] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 47.495742] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 47.502854] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 47.513580] device veth1_vlan entered promiscuous mode [ 47.523668] device veth1_vlan entered promiscuous mode [ 47.543575] device veth0_macvtap entered promiscuous mode [ 47.557865] device veth0_macvtap entered promiscuous mode [ 47.570999] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 47.578605] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 47.586493] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 47.594557] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 47.602470] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 47.610564] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 47.618144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 47.626073] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 47.634016] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 47.641838] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 47.649854] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 47.657115] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 47.669759] device veth1_macvtap entered promiscuous mode [ 47.682278] device veth1_macvtap entered promiscuous mode [ 47.696116] device veth0_macvtap entered promiscuous mode [ 47.702862] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 47.711288] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 47.718804] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 47.726665] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 47.734455] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 47.748338] device veth0_macvtap entered promiscuous mode [ 47.758829] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 47.769557] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 47.779633] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 47.791580] device veth0_macvtap entered promiscuous mode [ 47.799895] device veth1_macvtap entered promiscuous mode [ 47.814738] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 47.823037] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 47.833308] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 47.841425] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 47.848956] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 47.856773] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 47.865675] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 47.877388] device veth1_macvtap entered promiscuous mode [ 47.879066] FAULT_INJECTION: forcing a failure. [ 47.879066] name failslab, interval 1, probability 0, space 0, times 1 [ 47.892809] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 47.904373] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 47.913941] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 47.914323] CPU: 1 PID: 7298 Comm: syz-executor.0 Not tainted 5.0.0-rc7-syzkaller #0 [ 47.924141] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 47.932617] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.932621] Call Trace: [ 47.932638] dump_stack+0x113/0x167 [ 47.932649] should_fail.cold.4+0x5/0x13 [ 47.932656] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 47.932663] ? lock_downgrade+0x7f0/0x7f0 [ 47.932674] __should_failslab+0xba/0xf0 [ 47.932680] should_failslab+0x9/0x14 [ 47.932689] kmem_cache_alloc+0x47/0x730 [ 47.943589] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 47.951270] ? lock_acquire+0x173/0x3d0 [ 47.951281] skb_clone+0x10f/0x320 [ 47.951291] netlink_deliver_tap+0x7a5/0xad0 [ 47.951301] netlink_unicast+0x40c/0x640 [ 47.951309] ? netlink_attachskb+0x6c0/0x6c0 [ 47.951316] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 47.951324] ? aa_sk_perm+0x160/0x790 [ 48.018994] ? import_iovec+0xb8/0x200 [ 48.022873] netlink_sendmsg+0x765/0xc40 [ 48.026946] ? netlink_unicast+0x640/0x640 [ 48.031354] ? apparmor_socket_sendmsg+0x1b/0x20 [ 48.036105] ? netlink_unicast+0x640/0x640 [ 48.040443] sock_sendmsg+0xb5/0xf0 [ 48.044054] ___sys_sendmsg+0x28e/0x950 [ 48.048019] ? find_held_lock+0x36/0x1d0 [ 48.052072] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 48.056927] ? mark_held_locks+0x130/0x130 [ 48.061149] ? lock_downgrade+0x7f0/0x7f0 [ 48.065282] ? kasan_check_read+0x11/0x20 [ 48.069422] ? find_held_lock+0x36/0x1d0 [ 48.073599] ? __might_fault+0xf1/0x1b0 [ 48.077672] __sys_sendmmsg+0x160/0x380 [ 48.081866] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 48.086178] ? kasan_check_write+0x14/0x20 [ 48.090494] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 48.095329] ? __sb_end_write+0xa4/0xd0 [ 48.099288] ? kasan_check_write+0x14/0x20 [ 48.103544] ? fput+0x18/0x120 [ 48.106786] ? ksys_write+0x157/0x1b0 [ 48.110580] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 48.115345] ? do_syscall_64+0x21/0x4d0 [ 48.119311] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 48.124757] __x64_sys_sendmmsg+0x98/0x100 [ 48.129093] do_syscall_64+0xd0/0x4d0 [ 48.132975] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 48.138151] RIP: 0033:0x45b349 [ 48.141429] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 48.160402] RSP: 002b:00007f1e86d36c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 48.168107] RAX: ffffffffffffffda RBX: 00007f1e86d376d4 RCX: 000000000045b349 [ 48.175490] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 48.182759] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 48.190021] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 48.197295] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 48.219635] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 48.240585] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 48.249858] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 48.260374] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 48.269545] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 48.279536] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 48.289614] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 48.300116] device veth1_macvtap entered promiscuous mode [ 48.308735] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 48.316374] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 48.323643] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 48.331786] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 48.339638] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 48.347633] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 48.356452] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 48.366521] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! 2020/01/25 18:40:09 executed programs: 6 [ 48.376847] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 48.386529] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 48.405586] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 48.415051] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 48.424953] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 48.435829] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 48.443306] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 48.454430] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 48.464331] FAULT_INJECTION: forcing a failure. [ 48.464331] name failslab, interval 1, probability 0, space 0, times 0 [ 48.464578] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 48.479142] CPU: 0 PID: 7302 Comm: syz-executor.0 Not tainted 5.0.0-rc7-syzkaller #0 [ 48.486152] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 48.493567] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.493571] Call Trace: [ 48.493585] dump_stack+0x113/0x167 [ 48.493596] should_fail.cold.4+0x5/0x13 [ 48.493604] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 48.493611] ? lock_downgrade+0x7f0/0x7f0 [ 48.493622] __should_failslab+0xba/0xf0 [ 48.493628] should_failslab+0x9/0x14 [ 48.493636] kmem_cache_alloc+0x47/0x730 [ 48.493643] ? lock_acquire+0x173/0x3d0 [ 48.503169] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 48.512098] skb_clone+0x10f/0x320 [ 48.512109] netlink_deliver_tap+0x7a5/0xad0 [ 48.512119] netlink_unicast+0x40c/0x640 [ 48.512145] ? netlink_attachskb+0x6c0/0x6c0 [ 48.512152] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 48.512158] ? aa_sk_perm+0x160/0x790 [ 48.512164] ? import_iovec+0xb8/0x200 [ 48.512172] netlink_sendmsg+0x765/0xc40 [ 48.512180] ? netlink_unicast+0x640/0x640 [ 48.512188] ? apparmor_socket_sendmsg+0x1b/0x20 [ 48.512195] ? netlink_unicast+0x640/0x640 [ 48.512201] sock_sendmsg+0xb5/0xf0 [ 48.512207] ___sys_sendmsg+0x28e/0x950 [ 48.512213] ? find_held_lock+0x36/0x1d0 [ 48.512220] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 48.512226] ? mark_held_locks+0x130/0x130 [ 48.512231] ? lock_downgrade+0x7f0/0x7f0 [ 48.512239] ? kasan_check_read+0x11/0x20 [ 48.516530] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 48.518463] ? find_held_lock+0x36/0x1d0 [ 48.523828] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 48.527804] ? __might_fault+0xf1/0x1b0 [ 48.534239] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 48.536354] __sys_sendmmsg+0x160/0x380 [ 48.540876] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 48.544748] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 48.549168] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 48.558700] ? kasan_check_write+0x14/0x20 [ 48.558708] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 48.558719] ? __sb_end_write+0xa4/0xd0 [ 48.558724] ? kasan_check_write+0x14/0x20 [ 48.558729] ? fput+0x18/0x120 [ 48.558733] ? ksys_write+0x157/0x1b0 [ 48.558741] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 48.558747] ? do_syscall_64+0x21/0x4d0 [ 48.558752] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 48.558761] __x64_sys_sendmmsg+0x98/0x100 [ 48.558768] do_syscall_64+0xd0/0x4d0 [ 48.562763] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 48.566696] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 48.571282] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 48.575300] RIP: 0033:0x45b349 [ 48.580575] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 48.584071] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 48.587947] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 48.591992] RSP: 002b:00007f1e86d36c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 48.591999] RAX: ffffffffffffffda RBX: 00007f1e86d376d4 RCX: 000000000045b349 [ 48.592002] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 48.592005] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 48.592007] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 48.592010] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 48.853280] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 48.864143] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 48.874400] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 48.882437] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 48.891047] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 48.898670] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 48.906557] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 48.914541] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 48.922308] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 48.929958] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 48.965624] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 49.008008] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 49.019373] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 49.029444] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 49.038602] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 49.048617] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 49.049635] FAULT_INJECTION: forcing a failure. [ 49.049635] name failslab, interval 1, probability 0, space 0, times 0 [ 49.058174] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 49.074326] CPU: 1 PID: 7309 Comm: syz-executor.0 Not tainted 5.0.0-rc7-syzkaller #0 [ 49.080064] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 49.086827] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.086831] Call Trace: [ 49.096421] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 49.105900] dump_stack+0x113/0x167 [ 49.105916] should_fail.cold.4+0x5/0x13 [ 49.105923] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 49.108577] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 49.118286] ? lock_downgrade+0x7f0/0x7f0 [ 49.118293] ? ___might_sleep+0x16b/0x270 [ 49.118302] __should_failslab+0xba/0xf0 [ 49.118310] should_failslab+0x9/0x14 [ 49.118316] kmem_cache_alloc_node+0x270/0x730 [ 49.118323] ? kasan_check_write+0x14/0x20 [ 49.123367] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 49.126498] __alloc_skb+0xa7/0x570 [ 49.135402] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 49.140725] ? skb_trim+0x150/0x150 [ 49.140734] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 49.140741] ? aa_sk_perm+0x160/0x790 [ 49.140746] ? import_iovec+0xb8/0x200 [ 49.140752] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 49.140761] netlink_sendmsg+0x810/0xc40 [ 49.145013] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 49.149363] ? netlink_unicast+0x640/0x640 [ 49.153798] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 49.157297] ? apparmor_socket_sendmsg+0x1b/0x20 [ 49.161904] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 49.166098] ? netlink_unicast+0x640/0x640 [ 49.172681] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 49.176325] sock_sendmsg+0xb5/0xf0 [ 49.186339] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 49.189913] ___sys_sendmsg+0x28e/0x950 [ 49.194867] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 49.198634] ? find_held_lock+0x36/0x1d0 [ 49.202635] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 49.208171] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 49.213427] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 49.223170] ? mark_held_locks+0x130/0x130 [ 49.223177] ? lock_downgrade+0x7f0/0x7f0 [ 49.223184] ? kasan_check_read+0x11/0x20 [ 49.223194] ? find_held_lock+0x36/0x1d0 [ 49.223205] ? __might_fault+0xf1/0x1b0 [ 49.236408] FAULT_INJECTION: forcing a failure. [ 49.236408] name failslab, interval 1, probability 0, space 0, times 0 [ 49.237144] __sys_sendmmsg+0x160/0x380 [ 49.351667] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 49.356088] ? kasan_check_write+0x14/0x20 [ 49.360416] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 49.365269] ? __sb_end_write+0xa4/0xd0 [ 49.369525] ? kasan_check_write+0x14/0x20 [ 49.373765] ? fput+0x18/0x120 [ 49.377043] ? ksys_write+0x157/0x1b0 [ 49.381043] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 49.385798] ? do_syscall_64+0x21/0x4d0 [ 49.389776] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 49.395154] __x64_sys_sendmmsg+0x98/0x100 [ 49.399407] do_syscall_64+0xd0/0x4d0 [ 49.403488] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 49.408689] RIP: 0033:0x45b349 [ 49.411873] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 49.431208] RSP: 002b:00007f1e86d36c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 49.438915] RAX: ffffffffffffffda RBX: 00007f1e86d376d4 RCX: 000000000045b349 [ 49.446187] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 49.453462] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 49.460723] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 49.468124] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 49.475410] CPU: 0 PID: 7310 Comm: syz-executor.3 Not tainted 5.0.0-rc7-syzkaller #0 [ 49.483570] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.492930] Call Trace: [ 49.495533] dump_stack+0x113/0x167 [ 49.499407] should_fail.cold.4+0x5/0x13 [ 49.503778] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 49.508897] ? lock_downgrade+0x7f0/0x7f0 [ 49.513064] __should_failslab+0xba/0xf0 [ 49.517564] should_failslab+0x9/0x14 [ 49.521971] kmem_cache_alloc+0x47/0x730 [ 49.526930] ? lock_acquire+0x173/0x3d0 [ 49.530911] skb_clone+0x10f/0x320 [ 49.534477] netlink_deliver_tap+0x7a5/0xad0 [ 49.538892] netlink_unicast+0x40c/0x640 [ 49.542943] ? netlink_attachskb+0x6c0/0x6c0 [ 49.547635] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 49.552603] ? aa_sk_perm+0x160/0x790 [ 49.556409] ? import_iovec+0xb8/0x200 [ 49.560297] netlink_sendmsg+0x765/0xc40 [ 49.564358] ? netlink_unicast+0x640/0x640 [ 49.568708] ? apparmor_socket_sendmsg+0x1b/0x20 [ 49.573572] ? netlink_unicast+0x640/0x640 [ 49.577811] sock_sendmsg+0xb5/0xf0 [ 49.581429] ___sys_sendmsg+0x28e/0x950 [ 49.585400] ? find_held_lock+0x36/0x1d0 [ 49.589555] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 49.594302] ? mark_held_locks+0x130/0x130 [ 49.598531] ? lock_downgrade+0x7f0/0x7f0 [ 49.602672] ? kasan_check_read+0x11/0x20 [ 49.606835] ? find_held_lock+0x36/0x1d0 [ 49.610888] ? __might_fault+0xf1/0x1b0 [ 49.614867] __sys_sendmmsg+0x160/0x380 [ 49.618832] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 49.623176] ? kasan_check_write+0x14/0x20 [ 49.627598] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 49.632433] ? __sb_end_write+0xa4/0xd0 [ 49.636393] ? kasan_check_write+0x14/0x20 [ 49.640614] ? fput+0x18/0x120 [ 49.643796] ? ksys_write+0x157/0x1b0 [ 49.647595] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 49.652336] ? do_syscall_64+0x21/0x4d0 [ 49.656293] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 49.661654] __x64_sys_sendmmsg+0x98/0x100 [ 49.665920] do_syscall_64+0xd0/0x4d0 [ 49.669711] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 49.674884] RIP: 0033:0x45b349 [ 49.678089] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 49.696976] RSP: 002b:00007f5f54207c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 49.704670] RAX: ffffffffffffffda RBX: 00007f5f542086d4 RCX: 000000000045b349 [ 49.711925] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 49.719179] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 49.726695] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 49.733947] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 49.755177] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 49.767726] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 49.776488] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 49.805793] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 49.836098] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 49.842970] FAULT_INJECTION: forcing a failure. [ 49.842970] name failslab, interval 1, probability 0, space 0, times 0 [ 49.848814] FAULT_INJECTION: forcing a failure. [ 49.848814] name failslab, interval 1, probability 0, space 0, times 0 [ 49.862261] CPU: 1 PID: 7321 Comm: syz-executor.4 Not tainted 5.0.0-rc7-syzkaller #0 [ 49.870088] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 49.876171] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.876176] Call Trace: [ 49.890118] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 49.894964] dump_stack+0x113/0x167 [ 49.894976] should_fail.cold.4+0x5/0x13 [ 49.894984] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 49.897554] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 49.907252] ? lock_downgrade+0x7f0/0x7f0 [ 49.907266] __should_failslab+0xba/0xf0 [ 49.907272] should_failslab+0x9/0x14 [ 49.907279] kmem_cache_alloc+0x47/0x730 [ 49.907285] ? lock_acquire+0x173/0x3d0 [ 49.907295] skb_clone+0x10f/0x320 [ 49.924146] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 49.929128] netlink_deliver_tap+0x7a5/0xad0 [ 49.938890] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 49.941095] netlink_unicast+0x40c/0x640 [ 49.941104] ? netlink_attachskb+0x6c0/0x6c0 [ 49.941112] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 49.945157] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 49.949110] ? aa_sk_perm+0x160/0x790 [ 49.962278] FAULT_INJECTION: forcing a failure. [ 49.962278] name failslab, interval 1, probability 0, space 0, times 0 [ 49.962327] ? import_iovec+0xb8/0x200 [ 49.970178] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 49.975812] netlink_sendmsg+0x765/0xc40 [ 49.979855] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 49.989899] ? netlink_unicast+0x640/0x640 [ 49.989910] ? apparmor_socket_sendmsg+0x1b/0x20 [ 49.989915] ? netlink_unicast+0x640/0x640 [ 49.989922] sock_sendmsg+0xb5/0xf0 [ 49.989928] ___sys_sendmsg+0x28e/0x950 [ 49.989935] ? find_held_lock+0x36/0x1d0 [ 49.989942] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 50.023015] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 50.026201] ? mark_held_locks+0x130/0x130 [ 50.050841] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 50.053239] ? lock_downgrade+0x7f0/0x7f0 [ 50.102576] ? kasan_check_read+0x11/0x20 [ 50.106723] ? find_held_lock+0x36/0x1d0 [ 50.110776] ? __might_fault+0xf1/0x1b0 [ 50.114744] __sys_sendmmsg+0x160/0x380 [ 50.118723] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 50.123043] ? kasan_check_write+0x14/0x20 [ 50.127279] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 50.132120] ? __sb_end_write+0xa4/0xd0 [ 50.136083] ? kasan_check_write+0x14/0x20 [ 50.140303] ? fput+0x18/0x120 [ 50.143483] ? ksys_write+0x157/0x1b0 [ 50.147281] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 50.152063] ? do_syscall_64+0x21/0x4d0 [ 50.156035] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 50.161416] __x64_sys_sendmmsg+0x98/0x100 [ 50.165644] do_syscall_64+0xd0/0x4d0 [ 50.169434] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 50.174634] RIP: 0033:0x45b349 [ 50.177823] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 50.196722] RSP: 002b:00007f4c63becc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 50.204425] RAX: ffffffffffffffda RBX: 00007f4c63bed6d4 RCX: 000000000045b349 [ 50.211692] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 50.218981] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 50.226246] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 50.233503] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 50.240833] CPU: 0 PID: 7325 Comm: syz-executor.0 Not tainted 5.0.0-rc7-syzkaller #0 [ 50.248715] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.258059] Call Trace: [ 50.260639] dump_stack+0x113/0x167 [ 50.264258] should_fail.cold.4+0x5/0x13 [ 50.268296] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 50.273385] ? lock_downgrade+0x7f0/0x7f0 [ 50.277540] ? ___might_sleep+0x16b/0x270 [ 50.281675] __should_failslab+0xba/0xf0 [ 50.285725] should_failslab+0x9/0x14 [ 50.289514] kmem_cache_alloc_node+0x270/0x730 [ 50.294093] ? kasan_check_write+0x14/0x20 [ 50.298338] __alloc_skb+0xa7/0x570 [ 50.301957] ? skb_trim+0x150/0x150 [ 50.305593] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 50.310517] ? aa_sk_perm+0x160/0x790 [ 50.314306] ? import_iovec+0xb8/0x200 [ 50.318186] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 50.323737] netlink_sendmsg+0x810/0xc40 [ 50.327789] ? netlink_unicast+0x640/0x640 [ 50.332023] ? apparmor_socket_sendmsg+0x1b/0x20 [ 50.336774] ? netlink_unicast+0x640/0x640 [ 50.341019] sock_sendmsg+0xb5/0xf0 [ 50.344639] ___sys_sendmsg+0x28e/0x950 [ 50.348609] ? find_held_lock+0x36/0x1d0 [ 50.352673] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 50.357442] ? mark_held_locks+0x130/0x130 [ 50.361674] ? lock_downgrade+0x7f0/0x7f0 [ 50.365819] ? kasan_check_read+0x11/0x20 [ 50.369966] ? find_held_lock+0x36/0x1d0 [ 50.374027] ? __might_fault+0xf1/0x1b0 [ 50.378007] __sys_sendmmsg+0x160/0x380 [ 50.381997] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 50.386313] ? kasan_check_write+0x14/0x20 [ 50.390548] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 50.395395] ? __sb_end_write+0xa4/0xd0 [ 50.399359] ? kasan_check_write+0x14/0x20 [ 50.403598] ? fput+0x18/0x120 [ 50.406780] ? ksys_write+0x157/0x1b0 [ 50.410579] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 50.415352] ? do_syscall_64+0x21/0x4d0 [ 50.419316] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 50.424678] __x64_sys_sendmmsg+0x98/0x100 [ 50.428912] do_syscall_64+0xd0/0x4d0 [ 50.432715] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 50.437898] RIP: 0033:0x45b349 [ 50.441077] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 50.459974] RSP: 002b:00007f1e86cf4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 50.467680] RAX: ffffffffffffffda RBX: 00007f1e86cf56d4 RCX: 000000000045b349 [ 50.474946] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000007 [ 50.482298] RBP: 000000000075c118 R08: 0000000000000000 R09: 0000000000000000 [ 50.489569] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 50.496950] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 50.504793] CPU: 1 PID: 7322 Comm: syz-executor.3 Not tainted 5.0.0-rc7-syzkaller #0 [ 50.512680] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.522114] Call Trace: [ 50.524692] dump_stack+0x113/0x167 [ 50.528309] should_fail.cold.4+0x5/0x13 [ 50.532351] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 50.537438] ? lock_downgrade+0x7f0/0x7f0 [ 50.541571] __should_failslab+0xba/0xf0 [ 50.545609] should_failslab+0x9/0x14 [ 50.549402] kmem_cache_alloc+0x47/0x730 [ 50.553452] ? lock_acquire+0x173/0x3d0 [ 50.557413] skb_clone+0x10f/0x320 [ 50.561048] netlink_deliver_tap+0x7a5/0xad0 [ 50.565447] netlink_unicast+0x40c/0x640 [ 50.569511] ? netlink_attachskb+0x6c0/0x6c0 [ 50.573911] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 50.578827] ? aa_sk_perm+0x160/0x790 [ 50.582611] ? import_iovec+0xb8/0x200 [ 50.586492] netlink_sendmsg+0x765/0xc40 [ 50.590550] ? netlink_unicast+0x640/0x640 [ 50.594789] ? apparmor_socket_sendmsg+0x1b/0x20 [ 50.599543] ? netlink_unicast+0x640/0x640 [ 50.603764] sock_sendmsg+0xb5/0xf0 [ 50.607383] ___sys_sendmsg+0x28e/0x950 [ 50.611334] ? find_held_lock+0x36/0x1d0 [ 50.615413] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 50.620954] ? mark_held_locks+0x130/0x130 [ 50.625179] ? lock_downgrade+0x7f0/0x7f0 [ 50.629316] ? kasan_check_read+0x11/0x20 [ 50.633456] ? find_held_lock+0x36/0x1d0 [ 50.637604] ? __might_fault+0xf1/0x1b0 [ 50.641643] __sys_sendmmsg+0x160/0x380 [ 50.645610] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 50.649912] ? kasan_check_write+0x14/0x20 [ 50.654260] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 50.659094] ? __sb_end_write+0xa4/0xd0 [ 50.663056] ? kasan_check_write+0x14/0x20 [ 50.667625] ? fput+0x18/0x120 [ 50.670795] ? ksys_write+0x157/0x1b0 [ 50.674585] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 50.679327] ? do_syscall_64+0x21/0x4d0 [ 50.683323] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 50.688674] __x64_sys_sendmmsg+0x98/0x100 [ 50.692916] do_syscall_64+0xd0/0x4d0 [ 50.696720] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 50.701979] RIP: 0033:0x45b349 [ 50.705212] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 50.724103] RSP: 002b:00007f5f54207c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 50.731796] RAX: ffffffffffffffda RBX: 00007f5f542086d4 RCX: 000000000045b349 [ 50.739053] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 50.746310] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 50.753561] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 50.760814] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 50.781769] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 50.789597] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 50.846938] FAULT_INJECTION: forcing a failure. [ 50.846938] name failslab, interval 1, probability 0, space 0, times 0 [ 50.863927] FAULT_INJECTION: forcing a failure. [ 50.863927] name failslab, interval 1, probability 0, space 0, times 0 [ 50.877126] CPU: 0 PID: 7334 Comm: syz-executor.0 Not tainted 5.0.0-rc7-syzkaller #0 [ 50.885019] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.894367] Call Trace: [ 50.896957] dump_stack+0x113/0x167 [ 50.900601] should_fail.cold.4+0x5/0x13 [ 50.904311] FAULT_INJECTION: forcing a failure. [ 50.904311] name failslab, interval 1, probability 0, space 0, times 0 [ 50.904657] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 50.920950] ? lock_downgrade+0x7f0/0x7f0 [ 50.925220] ? ___might_sleep+0x16b/0x270 [ 50.929358] __should_failslab+0xba/0xf0 [ 50.933421] should_failslab+0x9/0x14 [ 50.937227] kmem_cache_alloc_trace+0x2d8/0x740 [ 50.941893] ? tcf_idr_create+0x289/0x6d0 [ 50.946043] ? lockdep_init_map+0x105/0x590 [ 50.950369] tcf_police_init+0x42a/0x1270 [ 50.954512] ? tcf_police_act+0xef0/0xef0 [ 50.958757] ? kasan_check_write+0x14/0x20 [ 50.962994] ? do_raw_read_unlock+0x3f/0x70 [ 50.967309] tcf_action_init_1+0x1b0/0xb40 [ 50.971543] ? tcf_action_dump_old+0x90/0x90 [ 50.975977] ? netlink_sendmsg+0x765/0xc40 [ 50.980232] ? ___sys_sendmsg+0x28e/0x950 [ 50.984373] ? __sys_sendmmsg+0x160/0x380 [ 50.988511] ? __x64_sys_sendmmsg+0x98/0x100 [ 50.992919] ? do_syscall_64+0xd0/0x4d0 [ 50.996890] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 51.002259] ? __lock_acquire+0x5d6/0x4760 [ 51.006501] ? __lock_acquire+0x5d6/0x4760 [ 51.010756] tcf_exts_validate+0xf9/0x4d0 [ 51.014904] ? __lock_is_held+0xb5/0x140 [ 51.018963] ? tcf_exts_change+0x150/0x150 [ 51.023203] ? rcu_lockdep_current_cpu_online+0xe5/0x130 [ 51.028648] ? u32_change+0x7b5/0x31b8 [ 51.032524] u32_set_parms+0x39/0x770 [ 51.036316] u32_change+0x8c9/0x31b8 [ 51.040018] ? find_held_lock+0x36/0x1d0 [ 51.044082] ? u32_dump+0xe20/0xe20 [ 51.047696] ? tc_new_tfilter+0x12dd/0x1a90 [ 51.052011] ? lock_downgrade+0x7f0/0x7f0 [ 51.056170] ? kasan_check_write+0x14/0x20 [ 51.060416] ? lockdep_rtnl_is_held+0x15/0x20 [ 51.064926] tc_new_tfilter+0xcb4/0x1a90 [ 51.068988] ? trace_hardirqs_off+0x41/0x180 [ 51.073393] ? tc_del_tfilter+0x12d0/0x12d0 [ 51.077714] ? rcu_lockdep_current_cpu_online+0xe5/0x130 [ 51.083156] ? kfree_skbmem+0x83/0xf0 [ 51.086955] ? mark_held_locks+0x130/0x130 [ 51.091179] ? __local_bh_enable_ip+0x160/0x260 [ 51.095839] ? __dev_queue_xmit+0x1251/0x2910 [ 51.100343] ? lockdep_hardirqs_on+0x421/0x5c0 [ 51.104912] ? __local_bh_enable_ip+0x160/0x260 [ 51.109575] ? __dev_queue_xmit+0x1228/0x2910 [ 51.114072] ? apparmor_cred_transfer+0x4f0/0x4f0 [ 51.119012] ? find_held_lock+0x36/0x1d0 [ 51.123075] ? tc_del_tfilter+0x12d0/0x12d0 [ 51.127388] ? kasan_check_read+0x11/0x20 [ 51.131548] ? tc_del_tfilter+0x12d0/0x12d0 [ 51.135949] rtnetlink_rcv_msg+0x636/0x8f0 [ 51.140175] ? rtnetlink_put_metrics+0x490/0x490 [ 51.144975] ? find_held_lock+0x36/0x1d0 [ 51.145544] FAULT_INJECTION: forcing a failure. [ 51.145544] name failslab, interval 1, probability 0, space 0, times 0 [ 51.149037] netlink_rcv_skb+0x13c/0x380 [ 51.149044] ? lock_downgrade+0x7f0/0x7f0 [ 51.149051] ? rtnetlink_put_metrics+0x490/0x490 [ 51.149057] ? netlink_ack+0x970/0x970 [ 51.177030] ? netlink_deliver_tap+0x182/0xad0 [ 51.181622] rtnetlink_rcv+0x10/0x20 [ 51.185329] netlink_unicast+0x43d/0x640 [ 51.189375] ? netlink_attachskb+0x6c0/0x6c0 [ 51.193872] ? __check_object_size+0x1ea/0x31c [ 51.198444] netlink_sendmsg+0x765/0xc40 [ 51.202503] ? netlink_unicast+0x640/0x640 [ 51.206732] ? apparmor_socket_sendmsg+0x1b/0x20 [ 51.211480] ? netlink_unicast+0x640/0x640 [ 51.215703] sock_sendmsg+0xb5/0xf0 [ 51.219325] ___sys_sendmsg+0x28e/0x950 [ 51.223297] ? find_held_lock+0x36/0x1d0 [ 51.227353] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 51.232117] ? __fget+0x278/0x400 [ 51.235556] ? lock_downgrade+0x7f0/0x7f0 [ 51.239701] ? kasan_check_read+0x11/0x20 [ 51.243842] ? __fget+0x295/0x400 [ 51.247292] ? ksys_dup3+0x2e0/0x2e0 [ 51.251004] ? kasan_check_write+0x14/0x20 [ 51.255238] ? __fget_light+0x174/0x1e0 [ 51.259198] ? __fdget+0xe/0x10 [ 51.262473] ? sockfd_lookup_light+0x1c/0x150 [ 51.266978] __sys_sendmmsg+0x160/0x380 [ 51.270945] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 51.275261] ? kasan_check_write+0x14/0x20 [ 51.279483] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 51.284328] ? __sb_end_write+0xa4/0xd0 [ 51.288289] ? kasan_check_write+0x14/0x20 [ 51.292514] ? fput+0x18/0x120 [ 51.295703] ? ksys_write+0x157/0x1b0 [ 51.299510] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 51.304257] ? do_syscall_64+0x21/0x4d0 [ 51.308230] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 51.313590] __x64_sys_sendmmsg+0x98/0x100 [ 51.317828] do_syscall_64+0xd0/0x4d0 [ 51.321624] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 51.326801] RIP: 0033:0x45b349 [ 51.329991] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 51.348956] RSP: 002b:00007f1e86d57c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 51.356682] RAX: ffffffffffffffda RBX: 00007f1e86d586d4 RCX: 000000000045b349 [ 51.363958] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 51.371217] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 51.378482] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 51.385744] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 51.393790] CPU: 1 PID: 7339 Comm: syz-executor.4 Not tainted 5.0.0-rc7-syzkaller #0 [ 51.401690] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.411039] Call Trace: [ 51.413625] dump_stack+0x113/0x167 [ 51.417259] should_fail.cold.4+0x5/0x13 [ 51.421319] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 51.426422] ? lock_downgrade+0x7f0/0x7f0 [ 51.430575] __should_failslab+0xba/0xf0 [ 51.434637] should_failslab+0x9/0x14 [ 51.438423] kmem_cache_alloc+0x47/0x730 [ 51.442472] ? lock_acquire+0x173/0x3d0 [ 51.446443] skb_clone+0x10f/0x320 [ 51.450330] netlink_deliver_tap+0x7a5/0xad0 [ 51.454731] netlink_unicast+0x40c/0x640 [ 51.458793] ? netlink_attachskb+0x6c0/0x6c0 [ 51.463207] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 51.468134] ? aa_sk_perm+0x160/0x790 [ 51.471923] ? import_iovec+0xb8/0x200 [ 51.475823] netlink_sendmsg+0x765/0xc40 [ 51.480403] ? netlink_unicast+0x640/0x640 [ 51.484634] ? apparmor_socket_sendmsg+0x1b/0x20 [ 51.489396] ? netlink_unicast+0x640/0x640 [ 51.493621] sock_sendmsg+0xb5/0xf0 [ 51.497248] ___sys_sendmsg+0x28e/0x950 [ 51.501218] ? find_held_lock+0x36/0x1d0 [ 51.505269] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 51.510025] ? mark_held_locks+0x130/0x130 [ 51.514259] ? lock_downgrade+0x7f0/0x7f0 [ 51.518397] ? kasan_check_read+0x11/0x20 [ 51.522542] ? find_held_lock+0x36/0x1d0 [ 51.526594] ? __might_fault+0xf1/0x1b0 [ 51.530573] __sys_sendmmsg+0x160/0x380 [ 51.534545] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 51.538866] ? kasan_check_write+0x14/0x20 [ 51.543094] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 51.547927] ? __sb_end_write+0xa4/0xd0 [ 51.551901] ? kasan_check_write+0x14/0x20 [ 51.556125] ? fput+0x18/0x120 [ 51.559306] ? ksys_write+0x157/0x1b0 [ 51.563103] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 51.567873] ? do_syscall_64+0x21/0x4d0 [ 51.571837] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 51.577305] __x64_sys_sendmmsg+0x98/0x100 [ 51.581541] do_syscall_64+0xd0/0x4d0 [ 51.585335] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 51.590520] RIP: 0033:0x45b349 [ 51.593698] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 51.612597] RSP: 002b:00007f4c63becc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 51.620403] RAX: ffffffffffffffda RBX: 00007f4c63bed6d4 RCX: 000000000045b349 [ 51.627669] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 51.634932] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 51.642195] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 51.649462] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 51.656736] CPU: 0 PID: 7335 Comm: syz-executor.1 Not tainted 5.0.0-rc7-syzkaller #0 [ 51.664618] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.673968] Call Trace: [ 51.676551] dump_stack+0x113/0x167 [ 51.680613] should_fail.cold.4+0x5/0x13 [ 51.684672] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 51.690199] ? lock_downgrade+0x7f0/0x7f0 [ 51.694339] ? ___might_sleep+0x16b/0x270 [ 51.698485] __should_failslab+0xba/0xf0 [ 51.702538] should_failslab+0x9/0x14 [ 51.706332] kmem_cache_alloc_node+0x270/0x730 [ 51.710914] ? kasan_check_write+0x14/0x20 [ 51.715156] __alloc_skb+0xa7/0x570 [ 51.718881] ? skb_trim+0x150/0x150 [ 51.722504] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 51.727422] ? aa_sk_perm+0x160/0x790 [ 51.731229] ? import_iovec+0xb8/0x200 [ 51.735128] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 51.740674] netlink_sendmsg+0x810/0xc40 [ 51.744740] ? netlink_unicast+0x640/0x640 [ 51.748979] ? apparmor_socket_sendmsg+0x1b/0x20 [ 51.753757] ? netlink_unicast+0x640/0x640 [ 51.758001] sock_sendmsg+0xb5/0xf0 [ 51.761805] ___sys_sendmsg+0x28e/0x950 [ 51.765768] ? find_held_lock+0x36/0x1d0 [ 51.769816] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 51.774575] ? mark_held_locks+0x130/0x130 [ 51.778840] ? lock_downgrade+0x7f0/0x7f0 [ 51.782982] ? kasan_check_read+0x11/0x20 [ 51.787131] ? find_held_lock+0x36/0x1d0 [ 51.791185] ? __might_fault+0xf1/0x1b0 [ 51.795160] __sys_sendmmsg+0x160/0x380 [ 51.799143] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 51.803460] ? kasan_check_write+0x14/0x20 [ 51.807688] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 51.812539] ? __sb_end_write+0xa4/0xd0 [ 51.816518] ? kasan_check_write+0x14/0x20 [ 51.820750] ? fput+0x18/0x120 [ 51.824109] ? ksys_write+0x157/0x1b0 [ 51.827903] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 51.832658] ? do_syscall_64+0x21/0x4d0 [ 51.836627] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 51.841989] __x64_sys_sendmmsg+0x98/0x100 [ 51.846223] do_syscall_64+0xd0/0x4d0 [ 51.850025] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 51.855202] RIP: 0033:0x45b349 [ 51.858389] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 51.877288] RSP: 002b:00007fd10ce50c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 51.885006] RAX: ffffffffffffffda RBX: 00007fd10ce516d4 RCX: 000000000045b349 [ 51.892274] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 51.899538] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 51.906800] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 51.914062] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 51.926268] CPU: 1 PID: 7340 Comm: syz-executor.2 Not tainted 5.0.0-rc7-syzkaller #0 [ 51.934187] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.943524] Call Trace: [ 51.946096] dump_stack+0x113/0x167 [ 51.949713] should_fail.cold.4+0x5/0x13 [ 51.953776] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 51.958861] ? lock_downgrade+0x7f0/0x7f0 [ 51.962999] __should_failslab+0xba/0xf0 [ 51.967044] should_failslab+0x9/0x14 [ 51.970840] kmem_cache_alloc+0x47/0x730 [ 51.974898] ? lock_acquire+0x173/0x3d0 [ 51.978862] skb_clone+0x10f/0x320 [ 51.982405] netlink_deliver_tap+0x7a5/0xad0 [ 51.986811] netlink_unicast+0x40c/0x640 [ 51.990865] ? netlink_attachskb+0x6c0/0x6c0 [ 51.995294] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 52.000226] ? aa_sk_perm+0x160/0x790 [ 52.004019] ? import_iovec+0xb8/0x200 [ 52.007918] netlink_sendmsg+0x765/0xc40 [ 52.011970] ? netlink_unicast+0x640/0x640 [ 52.016223] ? apparmor_socket_sendmsg+0x1b/0x20 [ 52.020964] ? netlink_unicast+0x640/0x640 [ 52.025177] sock_sendmsg+0xb5/0xf0 [ 52.029089] ___sys_sendmsg+0x28e/0x950 [ 52.033068] ? find_held_lock+0x36/0x1d0 [ 52.037823] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 52.042565] ? mark_held_locks+0x130/0x130 [ 52.046795] ? lock_downgrade+0x7f0/0x7f0 [ 52.050922] ? kasan_check_read+0x11/0x20 [ 52.055064] ? find_held_lock+0x36/0x1d0 [ 52.059138] ? __might_fault+0xf1/0x1b0 [ 52.063125] __sys_sendmmsg+0x160/0x380 [ 52.067143] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 52.071450] ? kasan_check_write+0x14/0x20 [ 52.075672] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 52.080506] ? __sb_end_write+0xa4/0xd0 [ 52.084564] ? kasan_check_write+0x14/0x20 [ 52.088788] ? fput+0x18/0x120 [ 52.091978] ? ksys_write+0x157/0x1b0 [ 52.095873] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 52.100614] ? do_syscall_64+0x21/0x4d0 [ 52.104613] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 52.110091] __x64_sys_sendmmsg+0x98/0x100 [ 52.114318] do_syscall_64+0xd0/0x4d0 [ 52.118108] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 52.123307] RIP: 0033:0x45b349 [ 52.126492] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 52.145396] RSP: 002b:00007f68bf939c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 52.153098] RAX: ffffffffffffffda RBX: 00007f68bf93a6d4 RCX: 000000000045b349 [ 52.160365] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000007 [ 52.167721] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 52.175030] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 52.182312] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 52.276382] FAULT_INJECTION: forcing a failure. [ 52.276382] name failslab, interval 1, probability 0, space 0, times 0 [ 52.295908] CPU: 1 PID: 7354 Comm: syz-executor.3 Not tainted 5.0.0-rc7-syzkaller #0 [ 52.303931] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.312161] FAULT_INJECTION: forcing a failure. [ 52.312161] name failslab, interval 1, probability 0, space 0, times 0 [ 52.313367] Call Trace: [ 52.313380] dump_stack+0x113/0x167 [ 52.313393] should_fail.cold.4+0x5/0x13 [ 52.335108] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 52.340206] ? lock_downgrade+0x7f0/0x7f0 [ 52.344346] ? ___might_sleep+0x16b/0x270 [ 52.348488] __should_failslab+0xba/0xf0 [ 52.352542] should_failslab+0x9/0x14 [ 52.356347] kmem_cache_alloc_trace+0x2d8/0x740 [ 52.361008] ? tcf_idr_create+0x289/0x6d0 [ 52.365146] ? lockdep_init_map+0x105/0x590 [ 52.369473] tcf_police_init+0x42a/0x1270 [ 52.371811] FAULT_INJECTION: forcing a failure. [ 52.371811] name failslab, interval 1, probability 0, space 0, times 0 [ 52.373621] ? tcf_police_act+0xef0/0xef0 [ 52.373634] ? kasan_check_write+0x14/0x20 [ 52.373641] ? do_raw_read_unlock+0x3f/0x70 [ 52.397586] tcf_action_init_1+0x1b0/0xb40 [ 52.401827] ? tcf_action_dump_old+0x90/0x90 [ 52.406223] ? netlink_sendmsg+0x765/0xc40 [ 52.410459] ? ___sys_sendmsg+0x28e/0x950 [ 52.414604] ? __sys_sendmmsg+0x160/0x380 [ 52.418741] ? __x64_sys_sendmmsg+0x98/0x100 [ 52.423151] ? do_syscall_64+0xd0/0x4d0 [ 52.427124] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 52.432483] ? __lock_acquire+0x5d6/0x4760 [ 52.436716] ? __lock_acquire+0x5d6/0x4760 [ 52.440957] tcf_exts_validate+0xf9/0x4d0 [ 52.445092] ? __lock_is_held+0xb5/0x140 [ 52.449157] ? tcf_exts_change+0x150/0x150 [ 52.453392] ? rcu_lockdep_current_cpu_online+0xe5/0x130 [ 52.458843] ? u32_change+0x7b5/0x31b8 [ 52.462915] u32_set_parms+0x39/0x770 [ 52.466797] u32_change+0x8c9/0x31b8 [ 52.470506] ? find_held_lock+0x36/0x1d0 [ 52.474556] ? u32_dump+0xe20/0xe20 [ 52.478180] ? tc_new_tfilter+0x12dd/0x1a90 [ 52.482508] ? lock_downgrade+0x7f0/0x7f0 [ 52.486649] ? kasan_check_write+0x14/0x20 [ 52.490997] ? lockdep_rtnl_is_held+0x15/0x20 [ 52.495494] tc_new_tfilter+0xcb4/0x1a90 [ 52.499732] ? trace_hardirqs_off+0x41/0x180 [ 52.504144] ? tc_del_tfilter+0x12d0/0x12d0 [ 52.508453] ? rcu_lockdep_current_cpu_online+0xe5/0x130 [ 52.514608] ? kfree_skbmem+0x83/0xf0 [ 52.518409] ? mark_held_locks+0x130/0x130 [ 52.522647] ? __local_bh_enable_ip+0x160/0x260 [ 52.527375] ? __dev_queue_xmit+0x1251/0x2910 [ 52.531869] ? lockdep_hardirqs_on+0x421/0x5c0 [ 52.536448] ? __local_bh_enable_ip+0x160/0x260 [ 52.541110] ? __dev_queue_xmit+0x1228/0x2910 [ 52.545603] ? apparmor_cred_transfer+0x4f0/0x4f0 [ 52.550443] ? find_held_lock+0x36/0x1d0 [ 52.554511] ? tc_del_tfilter+0x12d0/0x12d0 [ 52.558826] ? kasan_check_read+0x11/0x20 [ 52.562968] ? tc_del_tfilter+0x12d0/0x12d0 [ 52.567300] rtnetlink_rcv_msg+0x636/0x8f0 [ 52.571533] ? rtnetlink_put_metrics+0x490/0x490 [ 52.576308] ? find_held_lock+0x36/0x1d0 [ 52.580375] netlink_rcv_skb+0x13c/0x380 [ 52.584427] ? lock_downgrade+0x7f0/0x7f0 [ 52.588576] ? rtnetlink_put_metrics+0x490/0x490 [ 52.593322] ? netlink_ack+0x970/0x970 [ 52.597205] ? netlink_deliver_tap+0x182/0xad0 [ 52.601790] rtnetlink_rcv+0x10/0x20 [ 52.605493] netlink_unicast+0x43d/0x640 [ 52.609557] ? netlink_attachskb+0x6c0/0x6c0 [ 52.613973] ? __check_object_size+0x1ea/0x31c [ 52.618555] netlink_sendmsg+0x765/0xc40 [ 52.622625] ? netlink_unicast+0x640/0x640 [ 52.626853] ? apparmor_socket_sendmsg+0x1b/0x20 [ 52.631612] ? netlink_unicast+0x640/0x640 [ 52.635841] sock_sendmsg+0xb5/0xf0 [ 52.639467] ___sys_sendmsg+0x28e/0x950 [ 52.643439] ? find_held_lock+0x36/0x1d0 [ 52.647499] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 52.652254] ? __fget+0x278/0x400 [ 52.655708] ? lock_downgrade+0x7f0/0x7f0 [ 52.659873] ? kasan_check_read+0x11/0x20 [ 52.664018] ? __fget+0x295/0x400 [ 52.667471] ? ksys_dup3+0x2e0/0x2e0 [ 52.671188] ? kasan_check_write+0x14/0x20 [ 52.675429] ? __fget_light+0x174/0x1e0 [ 52.679398] ? __fdget+0xe/0x10 [ 52.682671] ? sockfd_lookup_light+0x1c/0x150 [ 52.687161] __sys_sendmmsg+0x160/0x380 [ 52.691133] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 52.695457] ? kasan_check_write+0x14/0x20 [ 52.699682] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 52.704525] ? __sb_end_write+0xa4/0xd0 [ 52.708492] ? kasan_check_write+0x14/0x20 [ 52.712975] ? fput+0x18/0x120 [ 52.716166] ? ksys_write+0x157/0x1b0 [ 52.719963] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 52.724707] ? do_syscall_64+0x21/0x4d0 [ 52.728681] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 52.734048] __x64_sys_sendmmsg+0x98/0x100 [ 52.738280] do_syscall_64+0xd0/0x4d0 [ 52.742080] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 52.747258] RIP: 0033:0x45b349 [ 52.750449] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 52.769455] RSP: 002b:00007f5f54228c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 52.777156] RAX: ffffffffffffffda RBX: 00007f5f542296d4 RCX: 000000000045b349 [ 52.784423] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 52.791687] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 52.798949] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 52.806210] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 52.813548] CPU: 0 PID: 7362 Comm: syz-executor.2 Not tainted 5.0.0-rc7-syzkaller #0 [ 52.817748] FAULT_INJECTION: forcing a failure. [ 52.817748] name failslab, interval 1, probability 0, space 0, times 0 [ 52.821431] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.821434] Call Trace: [ 52.821452] dump_stack+0x113/0x167 [ 52.821467] should_fail.cold.4+0x5/0x13 [ 52.821475] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 52.857381] ? lock_downgrade+0x7f0/0x7f0 [ 52.861523] ? ___might_sleep+0x16b/0x270 [ 52.863701] FAULT_INJECTION: forcing a failure. [ 52.863701] name failslab, interval 1, probability 0, space 0, times 0 [ 52.865663] __should_failslab+0xba/0xf0 [ 52.865670] should_failslab+0x9/0x14 [ 52.865678] kmem_cache_alloc_node+0x270/0x730 [ 52.865684] ? kasan_check_write+0x14/0x20 [ 52.893591] __alloc_skb+0xa7/0x570 [ 52.897217] ? skb_trim+0x150/0x150 [ 52.900837] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 52.905757] ? aa_sk_perm+0x160/0x790 [ 52.909703] ? import_iovec+0xb8/0x200 [ 52.913676] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 52.919424] netlink_sendmsg+0x810/0xc40 [ 52.923495] ? netlink_unicast+0x640/0x640 [ 52.927735] ? apparmor_socket_sendmsg+0x1b/0x20 [ 52.932682] ? netlink_unicast+0x640/0x640 [ 52.936917] sock_sendmsg+0xb5/0xf0 [ 52.940635] ___sys_sendmsg+0x28e/0x950 [ 52.944605] ? find_held_lock+0x36/0x1d0 [ 52.948837] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 52.954313] ? mark_held_locks+0x130/0x130 [ 52.958551] ? lock_downgrade+0x7f0/0x7f0 [ 52.963043] ? kasan_check_read+0x11/0x20 [ 52.967285] ? find_held_lock+0x36/0x1d0 [ 52.971349] ? __might_fault+0xf1/0x1b0 [ 52.975335] __sys_sendmmsg+0x160/0x380 [ 52.979411] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 52.983728] ? kasan_check_write+0x14/0x20 [ 52.987961] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 52.992816] ? __sb_end_write+0xa4/0xd0 [ 52.996783] ? kasan_check_write+0x14/0x20 [ 53.001011] ? fput+0x18/0x120 [ 53.004191] ? ksys_write+0x157/0x1b0 [ 53.007980] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 53.012731] ? do_syscall_64+0x21/0x4d0 [ 53.016697] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.022055] __x64_sys_sendmmsg+0x98/0x100 [ 53.026289] do_syscall_64+0xd0/0x4d0 [ 53.030083] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.035275] RIP: 0033:0x45b349 [ 53.038454] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 53.057342] RSP: 002b:00007f68bf918c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 53.065044] RAX: ffffffffffffffda RBX: 00007f68bf9196d4 RCX: 000000000045b349 [ 53.072308] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 53.079573] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 53.086839] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 53.094098] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 53.101371] CPU: 1 PID: 7368 Comm: syz-executor.1 Not tainted 5.0.0-rc7-syzkaller #0 [ 53.109252] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.118646] Call Trace: [ 53.121219] dump_stack+0x113/0x167 [ 53.124836] should_fail.cold.4+0x5/0x13 [ 53.128873] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 53.133970] ? lock_downgrade+0x7f0/0x7f0 [ 53.138111] ? ___might_sleep+0x16b/0x270 [ 53.142241] __should_failslab+0xba/0xf0 [ 53.146292] should_failslab+0x9/0x14 [ 53.150098] kmem_cache_alloc_node+0x270/0x730 [ 53.154677] ? kasan_check_write+0x14/0x20 [ 53.158905] __alloc_skb+0xa7/0x570 [ 53.162527] ? skb_trim+0x150/0x150 [ 53.166145] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 53.171086] ? aa_sk_perm+0x160/0x790 [ 53.174878] ? import_iovec+0xb8/0x200 [ 53.178763] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 53.184299] netlink_sendmsg+0x810/0xc40 [ 53.188442] ? netlink_unicast+0x640/0x640 [ 53.192683] ? apparmor_socket_sendmsg+0x1b/0x20 [ 53.197435] ? netlink_unicast+0x640/0x640 [ 53.201659] sock_sendmsg+0xb5/0xf0 [ 53.205285] ___sys_sendmsg+0x28e/0x950 [ 53.209258] ? find_held_lock+0x36/0x1d0 [ 53.213332] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 53.218089] ? mark_held_locks+0x130/0x130 [ 53.222313] ? lock_downgrade+0x7f0/0x7f0 [ 53.226478] ? kasan_check_read+0x11/0x20 [ 53.230631] ? find_held_lock+0x36/0x1d0 [ 53.234692] ? __might_fault+0xf1/0x1b0 [ 53.238668] __sys_sendmmsg+0x160/0x380 [ 53.242641] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 53.246963] ? kasan_check_write+0x14/0x20 [ 53.251191] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 53.256155] ? __sb_end_write+0xa4/0xd0 [ 53.260223] ? kasan_check_write+0x14/0x20 [ 53.264455] ? fput+0x18/0x120 [ 53.267637] ? ksys_write+0x157/0x1b0 [ 53.271435] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 53.276181] ? do_syscall_64+0x21/0x4d0 [ 53.280150] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.285517] __x64_sys_sendmmsg+0x98/0x100 [ 53.289851] do_syscall_64+0xd0/0x4d0 [ 53.293642] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.298935] RIP: 0033:0x45b349 [ 53.302114] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 53.321186] RSP: 002b:00007fd10ce50c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 53.329428] RAX: ffffffffffffffda RBX: 00007fd10ce516d4 RCX: 000000000045b349 [ 53.336691] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 53.343952] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 53.351217] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 53.358485] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 53.365768] CPU: 0 PID: 7365 Comm: syz-executor.4 Not tainted 5.0.0-rc7-syzkaller #0 [ 53.373649] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.383131] Call Trace: [ 53.385712] dump_stack+0x113/0x167 [ 53.389382] should_fail.cold.4+0x5/0x13 [ 53.393449] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 53.398545] ? lock_downgrade+0x7f0/0x7f0 [ 53.402781] __should_failslab+0xba/0xf0 [ 53.406993] should_failslab+0x9/0x14 [ 53.410786] kmem_cache_alloc+0x47/0x730 [ 53.414852] ? lock_acquire+0x173/0x3d0 [ 53.418819] skb_clone+0x10f/0x320 [ 53.422387] netlink_deliver_tap+0x7a5/0xad0 [ 53.426804] netlink_unicast+0x40c/0x640 [ 53.430865] ? netlink_attachskb+0x6c0/0x6c0 [ 53.435282] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 53.440204] ? aa_sk_perm+0x160/0x790 [ 53.443992] ? import_iovec+0xb8/0x200 [ 53.447879] netlink_sendmsg+0x765/0xc40 [ 53.451941] ? netlink_unicast+0x640/0x640 [ 53.456170] ? apparmor_socket_sendmsg+0x1b/0x20 [ 53.460922] ? netlink_unicast+0x640/0x640 [ 53.465142] sock_sendmsg+0xb5/0xf0 [ 53.468755] ___sys_sendmsg+0x28e/0x950 [ 53.472722] ? find_held_lock+0x36/0x1d0 [ 53.476778] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 53.481524] ? mark_held_locks+0x130/0x130 [ 53.485761] ? lock_downgrade+0x7f0/0x7f0 [ 53.489905] ? kasan_check_read+0x11/0x20 [ 53.494043] ? find_held_lock+0x36/0x1d0 [ 53.498107] ? __might_fault+0xf1/0x1b0 [ 53.502089] __sys_sendmmsg+0x160/0x380 [ 53.506064] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 53.510388] ? kasan_check_write+0x14/0x20 [ 53.514617] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 53.519448] ? __sb_end_write+0xa4/0xd0 [ 53.523420] ? kasan_check_write+0x14/0x20 [ 53.527644] ? fput+0x18/0x120 [ 53.530840] ? ksys_write+0x157/0x1b0 [ 53.534634] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 53.539378] ? do_syscall_64+0x21/0x4d0 [ 53.543346] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.548701] __x64_sys_sendmmsg+0x98/0x100 [ 53.552929] do_syscall_64+0xd0/0x4d0 [ 53.556731] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.561905] RIP: 0033:0x45b349 [ 53.565082] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 53.583974] RSP: 002b:00007f4c63bcbc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 53.591775] RAX: ffffffffffffffda RBX: 00007f4c63bcc6d4 RCX: 000000000045b349 [ 53.599039] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000007 [ 53.606307] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 53.613661] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 53.620930] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 53.628203] CPU: 1 PID: 7369 Comm: syz-executor.5 Not tainted 5.0.0-rc7-syzkaller #0 [ 53.636093] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.645443] Call Trace: [ 53.648026] dump_stack+0x113/0x167 [ 53.651646] should_fail.cold.4+0x5/0x13 [ 53.655689] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 53.660771] ? lock_downgrade+0x7f0/0x7f0 [ 53.664913] ? ___might_sleep+0x16b/0x270 [ 53.669055] __should_failslab+0xba/0xf0 [ 53.673109] should_failslab+0x9/0x14 [ 53.676890] kmem_cache_alloc_node+0x270/0x730 [ 53.681450] ? kasan_check_write+0x14/0x20 [ 53.685667] __alloc_skb+0xa7/0x570 [ 53.689269] ? skb_trim+0x150/0x150 [ 53.692874] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 53.697782] ? aa_sk_perm+0x160/0x790 [ 53.701558] ? import_iovec+0xb8/0x200 [ 53.705426] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 53.710957] netlink_sendmsg+0x810/0xc40 [ 53.715007] ? netlink_unicast+0x640/0x640 [ 53.719221] ? apparmor_socket_sendmsg+0x1b/0x20 [ 53.723959] ? netlink_unicast+0x640/0x640 [ 53.728171] sock_sendmsg+0xb5/0xf0 [ 53.731775] ___sys_sendmsg+0x28e/0x950 [ 53.735730] ? find_held_lock+0x36/0x1d0 [ 53.739775] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 53.744509] ? mark_held_locks+0x130/0x130 [ 53.748721] ? lock_downgrade+0x7f0/0x7f0 [ 53.752865] ? kasan_check_read+0x11/0x20 [ 53.757013] ? find_held_lock+0x36/0x1d0 [ 53.761060] ? __might_fault+0xf1/0x1b0 [ 53.765022] __sys_sendmmsg+0x160/0x380 [ 53.768977] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 53.773294] ? kasan_check_write+0x14/0x20 [ 53.777519] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 53.782353] ? __sb_end_write+0xa4/0xd0 [ 53.786314] ? kasan_check_write+0x14/0x20 [ 53.790530] ? fput+0x18/0x120 [ 53.793706] ? ksys_write+0x157/0x1b0 [ 53.797493] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 53.802284] ? do_syscall_64+0x21/0x4d0 [ 53.806256] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.811612] __x64_sys_sendmmsg+0x98/0x100 [ 53.815838] do_syscall_64+0xd0/0x4d0 [ 53.819619] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.824787] RIP: 0033:0x45b349 [ 53.827960] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 53.846844] RSP: 002b:00007f13ce9f8c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 53.854537] RAX: ffffffffffffffda RBX: 00007f13ce9f96d4 RCX: 000000000045b349 [ 53.861785] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000007 [ 53.869034] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 53.876291] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 2020/01/25 18:40:14 executed programs: 17 [ 53.883538] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 53.961535] FAULT_INJECTION: forcing a failure. [ 53.961535] name failslab, interval 1, probability 0, space 0, times 0 [ 53.982126] FAULT_INJECTION: forcing a failure. [ 53.982126] name failslab, interval 1, probability 0, space 0, times 0 [ 53.998124] CPU: 1 PID: 7375 Comm: syz-executor.1 Not tainted 5.0.0-rc7-syzkaller #0 [ 54.006035] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.015382] Call Trace: [ 54.017970] dump_stack+0x113/0x167 [ 54.021592] should_fail.cold.4+0x5/0x13 [ 54.025648] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 54.025774] FAULT_INJECTION: forcing a failure. [ 54.025774] name failslab, interval 1, probability 0, space 0, times 0 [ 54.030741] ? lock_downgrade+0x7f0/0x7f0 [ 54.030748] ? ___might_sleep+0x16b/0x270 [ 54.030757] __should_failslab+0xba/0xf0 [ 54.030764] should_failslab+0x9/0x14 [ 54.030771] kmem_cache_alloc_trace+0x2d8/0x740 [ 54.030778] ? tcf_idr_create+0x289/0x6d0 [ 54.030783] ? lockdep_init_map+0x105/0x590 [ 54.030792] tcf_police_init+0x42a/0x1270 [ 54.068613] FAULT_INJECTION: forcing a failure. [ 54.068613] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 54.071101] ? tcf_police_act+0xef0/0xef0 [ 54.091123] ? kasan_check_write+0x14/0x20 [ 54.095339] ? do_raw_read_unlock+0x3f/0x70 [ 54.099646] tcf_action_init_1+0x1b0/0xb40 [ 54.103863] ? tcf_action_dump_old+0x90/0x90 [ 54.108254] ? netlink_sendmsg+0x765/0xc40 [ 54.112468] ? ___sys_sendmsg+0x28e/0x950 [ 54.116598] ? __sys_sendmmsg+0x160/0x380 [ 54.120729] ? __x64_sys_sendmmsg+0x98/0x100 [ 54.125116] ? do_syscall_64+0xd0/0x4d0 [ 54.129070] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.134416] ? __lock_acquire+0x5d6/0x4760 [ 54.138636] ? __lock_acquire+0x5d6/0x4760 [ 54.142880] tcf_exts_validate+0xf9/0x4d0 [ 54.147031] ? __lock_is_held+0xb5/0x140 [ 54.151088] ? tcf_exts_change+0x150/0x150 [ 54.155311] ? rcu_lockdep_current_cpu_online+0xe5/0x130 [ 54.160796] ? u32_change+0x7b5/0x31b8 [ 54.164672] u32_set_parms+0x39/0x770 [ 54.168480] u32_change+0x8c9/0x31b8 [ 54.172196] ? find_held_lock+0x36/0x1d0 [ 54.176298] ? u32_dump+0xe20/0xe20 [ 54.179936] ? tc_new_tfilter+0x12dd/0x1a90 [ 54.184263] ? lock_downgrade+0x7f0/0x7f0 [ 54.188408] ? kasan_check_write+0x14/0x20 [ 54.192635] ? lockdep_rtnl_is_held+0x15/0x20 [ 54.197126] tc_new_tfilter+0xcb4/0x1a90 [ 54.201198] ? trace_hardirqs_off+0x41/0x180 [ 54.205598] ? tc_del_tfilter+0x12d0/0x12d0 [ 54.209922] ? rcu_lockdep_current_cpu_online+0xe5/0x130 [ 54.215369] ? kfree_skbmem+0x83/0xf0 [ 54.219160] ? mark_held_locks+0x130/0x130 [ 54.223378] ? __local_bh_enable_ip+0x160/0x260 [ 54.228046] ? __dev_queue_xmit+0x1251/0x2910 [ 54.232524] ? lockdep_hardirqs_on+0x421/0x5c0 [ 54.237229] ? __local_bh_enable_ip+0x160/0x260 [ 54.241896] ? __dev_queue_xmit+0x1228/0x2910 [ 54.246380] ? apparmor_cred_transfer+0x4f0/0x4f0 [ 54.251218] ? find_held_lock+0x36/0x1d0 [ 54.255276] ? tc_del_tfilter+0x12d0/0x12d0 [ 54.259585] ? kasan_check_read+0x11/0x20 [ 54.263731] ? tc_del_tfilter+0x12d0/0x12d0 [ 54.268051] rtnetlink_rcv_msg+0x636/0x8f0 [ 54.272796] ? rtnetlink_put_metrics+0x490/0x490 [ 54.277545] ? find_held_lock+0x36/0x1d0 [ 54.281606] netlink_rcv_skb+0x13c/0x380 [ 54.285652] ? lock_downgrade+0x7f0/0x7f0 [ 54.289795] ? rtnetlink_put_metrics+0x490/0x490 [ 54.294542] ? netlink_ack+0x970/0x970 [ 54.298419] ? netlink_deliver_tap+0x182/0xad0 [ 54.303004] rtnetlink_rcv+0x10/0x20 [ 54.306716] netlink_unicast+0x43d/0x640 [ 54.310761] ? netlink_attachskb+0x6c0/0x6c0 [ 54.315178] ? __check_object_size+0x1ea/0x31c [ 54.319753] netlink_sendmsg+0x765/0xc40 [ 54.323822] ? netlink_unicast+0x640/0x640 [ 54.328050] ? apparmor_socket_sendmsg+0x1b/0x20 [ 54.332801] ? netlink_unicast+0x640/0x640 [ 54.337045] sock_sendmsg+0xb5/0xf0 [ 54.340678] ___sys_sendmsg+0x28e/0x950 [ 54.344638] ? find_held_lock+0x36/0x1d0 [ 54.348702] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 54.353461] ? __fget+0x278/0x400 [ 54.356907] ? lock_downgrade+0x7f0/0x7f0 [ 54.361052] ? kasan_check_read+0x11/0x20 [ 54.365190] ? __fget+0x295/0x400 [ 54.368627] ? ksys_dup3+0x2e0/0x2e0 [ 54.372340] ? kasan_check_write+0x14/0x20 [ 54.376565] ? __fget_light+0x174/0x1e0 [ 54.380544] ? __fdget+0xe/0x10 [ 54.383807] ? sockfd_lookup_light+0x1c/0x150 [ 54.388286] __sys_sendmmsg+0x160/0x380 [ 54.392255] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 54.396570] ? kasan_check_write+0x14/0x20 [ 54.400792] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 54.405728] ? __sb_end_write+0xa4/0xd0 [ 54.409700] ? kasan_check_write+0x14/0x20 [ 54.413921] ? fput+0x18/0x120 [ 54.417116] ? ksys_write+0x157/0x1b0 [ 54.420906] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 54.425692] ? do_syscall_64+0x21/0x4d0 [ 54.429672] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.435024] __x64_sys_sendmmsg+0x98/0x100 [ 54.439248] do_syscall_64+0xd0/0x4d0 [ 54.443053] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.448229] RIP: 0033:0x45b349 [ 54.451438] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 54.470352] RSP: 002b:00007fd10ce71c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 54.478057] RAX: ffffffffffffffda RBX: 00007fd10ce726d4 RCX: 000000000045b349 [ 54.485325] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 54.492584] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 54.499851] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 54.507115] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 54.514406] CPU: 0 PID: 7391 Comm: syz-executor.0 Not tainted 5.0.0-rc7-syzkaller #0 [ 54.520588] FAULT_INJECTION: forcing a failure. [ 54.520588] name failslab, interval 1, probability 0, space 0, times 0 [ 54.522293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.522297] Call Trace: [ 54.522310] dump_stack+0x113/0x167 [ 54.522321] should_fail.cold.4+0x5/0x13 [ 54.522328] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 54.558288] ? __lock_acquire+0x5d6/0x4760 [ 54.562527] should_fail_alloc_page+0x50/0x60 [ 54.567012] __alloc_pages_nodemask+0x186/0x730 [ 54.571681] ? __alloc_pages_slowpath+0x2660/0x2660 [ 54.576705] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 54.581809] cache_grow_begin+0x91/0x8b0 [ 54.585859] ? kmem_cache_alloc+0x9c/0x730 [ 54.590096] kmem_cache_alloc+0x668/0x730 [ 54.594251] skb_clone+0x10f/0x320 [ 54.597785] netlink_deliver_tap+0x7a5/0xad0 [ 54.602186] netlink_unicast+0x40c/0x640 [ 54.606247] ? netlink_attachskb+0x6c0/0x6c0 [ 54.610649] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 54.615564] ? aa_sk_perm+0x160/0x790 [ 54.619357] ? import_iovec+0xb8/0x200 [ 54.623240] netlink_sendmsg+0x765/0xc40 [ 54.627302] ? netlink_unicast+0x640/0x640 [ 54.631534] ? apparmor_socket_sendmsg+0x1b/0x20 [ 54.636287] ? netlink_unicast+0x640/0x640 [ 54.640526] sock_sendmsg+0xb5/0xf0 [ 54.644143] ___sys_sendmsg+0x28e/0x950 [ 54.648103] ? find_held_lock+0x36/0x1d0 [ 54.652263] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 54.657017] ? mark_held_locks+0x130/0x130 [ 54.661251] ? lock_downgrade+0x7f0/0x7f0 [ 54.665384] ? kasan_check_read+0x11/0x20 [ 54.669530] ? find_held_lock+0x36/0x1d0 [ 54.673585] ? __might_fault+0xf1/0x1b0 [ 54.677581] __sys_sendmmsg+0x160/0x380 [ 54.681557] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 54.685875] ? kasan_check_write+0x14/0x20 [ 54.690098] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 54.694938] ? __sb_end_write+0xa4/0xd0 [ 54.698919] ? kasan_check_write+0x14/0x20 [ 54.703151] ? fput+0x18/0x120 [ 54.706328] ? ksys_write+0x157/0x1b0 [ 54.710116] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 54.714882] ? do_syscall_64+0x21/0x4d0 [ 54.718849] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.724206] __x64_sys_sendmmsg+0x98/0x100 [ 54.728438] do_syscall_64+0xd0/0x4d0 [ 54.732242] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.737426] RIP: 0033:0x45b349 [ 54.740607] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 54.759501] RSP: 002b:00007f1e86d15c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 54.767202] RAX: ffffffffffffffda RBX: 00007f1e86d166d4 RCX: 000000000045b349 [ 54.774463] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000007 [ 54.781727] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 54.788986] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 54.796247] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 54.803525] CPU: 1 PID: 7388 Comm: syz-executor.2 Not tainted 5.0.0-rc7-syzkaller #0 [ 54.811407] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.820758] Call Trace: [ 54.823347] dump_stack+0x113/0x167 [ 54.826979] should_fail.cold.4+0x5/0x13 [ 54.831042] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 54.836144] ? lock_downgrade+0x7f0/0x7f0 [ 54.840297] __should_failslab+0xba/0xf0 [ 54.844357] should_failslab+0x9/0x14 [ 54.848155] kmem_cache_alloc+0x47/0x730 [ 54.852219] ? lock_acquire+0x173/0x3d0 [ 54.856196] skb_clone+0x10f/0x320 [ 54.859726] netlink_deliver_tap+0x7a5/0xad0 [ 54.864131] netlink_unicast+0x40c/0x640 [ 54.868191] ? netlink_attachskb+0x6c0/0x6c0 [ 54.872595] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 54.877524] ? aa_sk_perm+0x160/0x790 [ 54.881316] ? import_iovec+0xb8/0x200 [ 54.885203] netlink_sendmsg+0x765/0xc40 [ 54.889264] ? netlink_unicast+0x640/0x640 [ 54.893492] ? apparmor_socket_sendmsg+0x1b/0x20 [ 54.898242] ? netlink_unicast+0x640/0x640 [ 54.902473] sock_sendmsg+0xb5/0xf0 [ 54.906101] ___sys_sendmsg+0x28e/0x950 [ 54.910071] ? find_held_lock+0x36/0x1d0 [ 54.914130] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 54.918944] ? mark_held_locks+0x130/0x130 [ 54.923172] ? lock_downgrade+0x7f0/0x7f0 [ 54.927323] ? kasan_check_read+0x11/0x20 [ 54.931471] ? find_held_lock+0x36/0x1d0 [ 54.935531] ? __might_fault+0xf1/0x1b0 [ 54.939515] __sys_sendmmsg+0x160/0x380 [ 54.943481] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 54.947801] ? kasan_check_write+0x14/0x20 [ 54.952040] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 54.956880] ? __sb_end_write+0xa4/0xd0 [ 54.960841] ? kasan_check_write+0x14/0x20 [ 54.965068] ? fput+0x18/0x120 [ 54.968271] ? ksys_write+0x157/0x1b0 [ 54.972064] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 54.976813] ? do_syscall_64+0x21/0x4d0 [ 54.980869] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.986231] __x64_sys_sendmmsg+0x98/0x100 [ 54.990462] do_syscall_64+0xd0/0x4d0 [ 54.994263] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.999535] RIP: 0033:0x45b349 [ 55.002713] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 55.021701] RSP: 002b:00007f68bf918c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 55.029501] RAX: ffffffffffffffda RBX: 00007f68bf9196d4 RCX: 000000000045b349 [ 55.036770] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 55.044031] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 55.051287] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 55.058545] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 55.065822] CPU: 0 PID: 7390 Comm: syz-executor.5 Not tainted 5.0.0-rc7-syzkaller #0 [ 55.073702] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.083048] Call Trace: [ 55.085639] dump_stack+0x113/0x167 [ 55.089260] should_fail.cold.4+0x5/0x13 [ 55.093307] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 55.098404] ? lock_downgrade+0x7f0/0x7f0 [ 55.102544] ? ___might_sleep+0x16b/0x270 [ 55.106689] __should_failslab+0xba/0xf0 [ 55.110742] should_failslab+0x9/0x14 [ 55.114531] kmem_cache_alloc_node+0x270/0x730 [ 55.119102] ? kasan_check_write+0x14/0x20 [ 55.123327] __alloc_skb+0xa7/0x570 [ 55.126954] ? skb_trim+0x150/0x150 [ 55.130570] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 55.135495] ? aa_sk_perm+0x160/0x790 [ 55.139283] ? import_iovec+0xb8/0x200 [ 55.143158] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 55.148695] netlink_sendmsg+0x810/0xc40 [ 55.152749] ? netlink_unicast+0x640/0x640 [ 55.156979] ? apparmor_socket_sendmsg+0x1b/0x20 [ 55.161731] ? netlink_unicast+0x640/0x640 [ 55.165966] sock_sendmsg+0xb5/0xf0 [ 55.169581] ___sys_sendmsg+0x28e/0x950 [ 55.173543] ? find_held_lock+0x36/0x1d0 [ 55.177606] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 55.182356] ? mark_held_locks+0x130/0x130 [ 55.186579] ? lock_downgrade+0x7f0/0x7f0 [ 55.190723] ? kasan_check_read+0x11/0x20 [ 55.194874] ? find_held_lock+0x36/0x1d0 [ 55.198937] ? __might_fault+0xf1/0x1b0 [ 55.202917] __sys_sendmmsg+0x160/0x380 [ 55.206884] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 55.211314] ? kasan_check_write+0x14/0x20 [ 55.215534] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 55.220376] ? __sb_end_write+0xa4/0xd0 [ 55.224353] ? kasan_check_write+0x14/0x20 [ 55.228582] ? fput+0x18/0x120 [ 55.231761] ? ksys_write+0x157/0x1b0 [ 55.235549] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 55.240298] ? do_syscall_64+0x21/0x4d0 [ 55.244261] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.249622] __x64_sys_sendmmsg+0x98/0x100 [ 55.253852] do_syscall_64+0xd0/0x4d0 [ 55.257639] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.262819] RIP: 0033:0x45b349 [ 55.266006] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 55.284900] RSP: 002b:00007f13cea19c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 55.292614] RAX: ffffffffffffffda RBX: 00007f13cea1a6d4 RCX: 000000000045b349 [ 55.299873] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 55.307150] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 55.314405] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 55.321666] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 55.328942] CPU: 1 PID: 7392 Comm: syz-executor.3 Not tainted 5.0.0-rc7-syzkaller #0 [ 55.336850] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.346237] Call Trace: [ 55.348807] dump_stack+0x113/0x167 [ 55.352431] should_fail.cold.4+0x5/0x13 [ 55.356472] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 55.361567] ? lock_downgrade+0x7f0/0x7f0 [ 55.365725] ? ___might_sleep+0x16b/0x270 [ 55.370388] __should_failslab+0xba/0xf0 [ 55.374440] should_failslab+0x9/0x14 [ 55.378230] kmem_cache_alloc_node+0x270/0x730 [ 55.382804] ? kasan_check_write+0x14/0x20 [ 55.387025] __alloc_skb+0xa7/0x570 [ 55.390677] ? skb_trim+0x150/0x150 [ 55.394308] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 55.399222] ? aa_sk_perm+0x160/0x790 [ 55.403010] ? import_iovec+0xb8/0x200 [ 55.406886] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 55.412409] netlink_sendmsg+0x810/0xc40 [ 55.416452] ? netlink_unicast+0x640/0x640 [ 55.420678] ? apparmor_socket_sendmsg+0x1b/0x20 [ 55.425413] ? netlink_unicast+0x640/0x640 [ 55.429638] sock_sendmsg+0xb5/0xf0 [ 55.433253] ___sys_sendmsg+0x28e/0x950 [ 55.437211] ? find_held_lock+0x36/0x1d0 [ 55.441255] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 55.445991] ? mark_held_locks+0x130/0x130 [ 55.450203] ? lock_downgrade+0x7f0/0x7f0 [ 55.454333] ? kasan_check_read+0x11/0x20 [ 55.458565] ? find_held_lock+0x36/0x1d0 [ 55.462607] ? __might_fault+0xf1/0x1b0 [ 55.466614] __sys_sendmmsg+0x160/0x380 [ 55.470572] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 55.474874] ? kasan_check_write+0x14/0x20 [ 55.479145] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 55.483972] ? __sb_end_write+0xa4/0xd0 [ 55.487931] ? kasan_check_write+0x14/0x20 [ 55.492283] ? fput+0x18/0x120 [ 55.495470] ? ksys_write+0x157/0x1b0 [ 55.499265] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 55.504005] ? do_syscall_64+0x21/0x4d0 [ 55.507964] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.513322] __x64_sys_sendmmsg+0x98/0x100 [ 55.517554] do_syscall_64+0xd0/0x4d0 [ 55.521336] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.526508] RIP: 0033:0x45b349 [ 55.529678] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 55.548561] RSP: 002b:00007f5f54207c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 55.556300] RAX: ffffffffffffffda RBX: 00007f5f542086d4 RCX: 000000000045b349 [ 55.563556] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 55.570819] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 55.578075] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 55.585338] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 55.663508] FAULT_INJECTION: forcing a failure. [ 55.663508] name failslab, interval 1, probability 0, space 0, times 0 [ 55.696263] CPU: 0 PID: 7408 Comm: syz-executor.1 Not tainted 5.0.0-rc7-syzkaller #0 [ 55.704179] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.711185] FAULT_INJECTION: forcing a failure. [ 55.711185] name failslab, interval 1, probability 0, space 0, times 0 [ 55.713612] Call Trace: [ 55.713626] dump_stack+0x113/0x167 [ 55.713638] should_fail.cold.4+0x5/0x13 [ 55.713645] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 55.713651] ? lock_downgrade+0x7f0/0x7f0 [ 55.713658] ? ___might_sleep+0x16b/0x270 [ 55.748422] __should_failslab+0xba/0xf0 [ 55.752473] should_failslab+0x9/0x14 [ 55.756275] kmem_cache_alloc_trace+0x2d8/0x740 [ 55.760951] u32_change+0x7b5/0x31b8 [ 55.764658] ? find_held_lock+0x36/0x1d0 [ 55.768719] ? u32_dump+0xe20/0xe20 [ 55.772339] ? tc_new_tfilter+0x12dd/0x1a90 [ 55.776659] ? lock_downgrade+0x7f0/0x7f0 [ 55.780802] ? kasan_check_write+0x14/0x20 [ 55.785037] ? lockdep_rtnl_is_held+0x15/0x20 [ 55.789529] tc_new_tfilter+0xcb4/0x1a90 [ 55.793596] ? trace_hardirqs_off+0x41/0x180 [ 55.798002] ? tc_del_tfilter+0x12d0/0x12d0 [ 55.802310] ? rcu_lockdep_current_cpu_online+0xe5/0x130 [ 55.807753] ? kfree_skbmem+0x83/0xf0 [ 55.811550] ? mark_held_locks+0x130/0x130 [ 55.815781] ? __local_bh_enable_ip+0x160/0x260 [ 55.818420] FAULT_INJECTION: forcing a failure. [ 55.818420] name failslab, interval 1, probability 0, space 0, times 0 [ 55.820437] ? __dev_queue_xmit+0x1251/0x2910 [ 55.820446] ? lockdep_hardirqs_on+0x421/0x5c0 [ 55.820451] ? __local_bh_enable_ip+0x160/0x260 [ 55.820456] ? __dev_queue_xmit+0x1228/0x2910 [ 55.820463] ? apparmor_cred_transfer+0x4f0/0x4f0 [ 55.820472] ? find_held_lock+0x36/0x1d0 [ 55.820486] ? tc_del_tfilter+0x12d0/0x12d0 [ 55.820492] ? kasan_check_read+0x11/0x20 [ 55.820498] ? tc_del_tfilter+0x12d0/0x12d0 [ 55.820504] rtnetlink_rcv_msg+0x636/0x8f0 [ 55.820512] ? rtnetlink_put_metrics+0x490/0x490 [ 55.880424] ? find_held_lock+0x36/0x1d0 [ 55.884599] netlink_rcv_skb+0x13c/0x380 [ 55.888653] ? lock_downgrade+0x7f0/0x7f0 [ 55.892802] ? rtnetlink_put_metrics+0x490/0x490 [ 55.897665] ? netlink_ack+0x970/0x970 [ 55.901553] ? netlink_deliver_tap+0x182/0xad0 [ 55.906128] rtnetlink_rcv+0x10/0x20 [ 55.909830] netlink_unicast+0x43d/0x640 [ 55.913890] ? netlink_attachskb+0x6c0/0x6c0 [ 55.918290] ? __check_object_size+0x1ea/0x31c [ 55.922861] netlink_sendmsg+0x765/0xc40 [ 55.927020] ? netlink_unicast+0x640/0x640 [ 55.931245] ? apparmor_socket_sendmsg+0x1b/0x20 [ 55.935985] ? netlink_unicast+0x640/0x640 [ 55.940218] sock_sendmsg+0xb5/0xf0 [ 55.943847] ___sys_sendmsg+0x28e/0x950 [ 55.947813] ? find_held_lock+0x36/0x1d0 [ 55.951868] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 55.956626] ? __fget+0x278/0x400 [ 55.960073] ? lock_downgrade+0x7f0/0x7f0 [ 55.964209] ? kasan_check_read+0x11/0x20 [ 55.968890] ? __fget+0x295/0x400 [ 55.972353] ? ksys_dup3+0x2e0/0x2e0 [ 55.976054] ? kasan_check_write+0x14/0x20 [ 55.980397] ? __fget_light+0x174/0x1e0 [ 55.984369] ? __fdget+0xe/0x10 [ 55.987637] ? sockfd_lookup_light+0x1c/0x150 [ 55.992152] __sys_sendmmsg+0x160/0x380 [ 55.996128] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 56.000537] ? kasan_check_write+0x14/0x20 [ 56.004760] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 56.009711] ? __sb_end_write+0xa4/0xd0 [ 56.013676] ? kasan_check_write+0x14/0x20 [ 56.017896] ? fput+0x18/0x120 [ 56.021076] ? ksys_write+0x157/0x1b0 [ 56.024875] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 56.029620] ? do_syscall_64+0x21/0x4d0 [ 56.033593] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.038947] __x64_sys_sendmmsg+0x98/0x100 [ 56.043168] do_syscall_64+0xd0/0x4d0 [ 56.046955] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.052138] RIP: 0033:0x45b349 [ 56.055321] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 56.074216] RSP: 002b:00007fd10ce71c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 56.081919] RAX: ffffffffffffffda RBX: 00007fd10ce726d4 RCX: 000000000045b349 [ 56.089232] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 56.096683] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 56.103947] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 56.111337] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 56.118611] CPU: 1 PID: 7414 Comm: syz-executor.5 Not tainted 5.0.0-rc7-syzkaller #0 [ 56.126095] FAULT_INJECTION: forcing a failure. [ 56.126095] name failslab, interval 1, probability 0, space 0, times 0 [ 56.126491] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.147090] Call Trace: [ 56.149677] dump_stack+0x113/0x167 [ 56.153306] should_fail.cold.4+0x5/0x13 [ 56.157357] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 56.162463] ? lock_downgrade+0x7f0/0x7f0 [ 56.166610] __should_failslab+0xba/0xf0 [ 56.170670] should_failslab+0x9/0x14 [ 56.171736] FAULT_INJECTION: forcing a failure. [ 56.171736] name failslab, interval 1, probability 0, space 0, times 0 [ 56.174901] kmem_cache_alloc+0x47/0x730 [ 56.190165] ? lock_acquire+0x173/0x3d0 [ 56.194143] skb_clone+0x10f/0x320 [ 56.197690] netlink_deliver_tap+0x7a5/0xad0 [ 56.202110] netlink_unicast+0x40c/0x640 [ 56.206175] ? netlink_attachskb+0x6c0/0x6c0 [ 56.210583] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 56.215520] ? aa_sk_perm+0x160/0x790 [ 56.219313] ? import_iovec+0xb8/0x200 [ 56.223206] netlink_sendmsg+0x765/0xc40 [ 56.227276] ? netlink_unicast+0x640/0x640 [ 56.231610] ? apparmor_socket_sendmsg+0x1b/0x20 [ 56.236360] ? netlink_unicast+0x640/0x640 [ 56.240699] sock_sendmsg+0xb5/0xf0 [ 56.244330] ___sys_sendmsg+0x28e/0x950 [ 56.248305] ? find_held_lock+0x36/0x1d0 [ 56.252363] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 56.257123] ? mark_held_locks+0x130/0x130 [ 56.261435] ? lock_downgrade+0x7f0/0x7f0 [ 56.265572] ? kasan_check_read+0x11/0x20 [ 56.269729] ? find_held_lock+0x36/0x1d0 [ 56.273793] ? __might_fault+0xf1/0x1b0 [ 56.277777] __sys_sendmmsg+0x160/0x380 [ 56.281855] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 56.286186] ? kasan_check_write+0x14/0x20 [ 56.290417] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 56.295265] ? __sb_end_write+0xa4/0xd0 [ 56.299239] ? kasan_check_write+0x14/0x20 [ 56.303462] ? fput+0x18/0x120 [ 56.306655] ? ksys_write+0x157/0x1b0 [ 56.310450] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 56.315208] ? do_syscall_64+0x21/0x4d0 [ 56.319183] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.324553] __x64_sys_sendmmsg+0x98/0x100 [ 56.328788] do_syscall_64+0xd0/0x4d0 [ 56.332608] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.337984] RIP: 0033:0x45b349 [ 56.341163] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 56.360061] RSP: 002b:00007f13cea19c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 56.367767] RAX: ffffffffffffffda RBX: 00007f13cea1a6d4 RCX: 000000000045b349 [ 56.375030] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 56.382308] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 56.389572] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 56.396839] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 56.404334] CPU: 0 PID: 7418 Comm: syz-executor.2 Not tainted 5.0.0-rc7-syzkaller #0 [ 56.412225] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.421576] Call Trace: [ 56.424173] dump_stack+0x113/0x167 [ 56.427794] should_fail.cold.4+0x5/0x13 [ 56.431858] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 56.436971] ? lock_downgrade+0x7f0/0x7f0 [ 56.441114] ? ___might_sleep+0x16b/0x270 [ 56.445268] __should_failslab+0xba/0xf0 [ 56.449325] should_failslab+0x9/0x14 [ 56.453115] kmem_cache_alloc_node+0x270/0x730 [ 56.457700] ? kasan_check_write+0x14/0x20 [ 56.461930] __alloc_skb+0xa7/0x570 [ 56.465587] ? skb_trim+0x150/0x150 [ 56.469212] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 56.474143] ? aa_sk_perm+0x160/0x790 [ 56.477938] ? import_iovec+0xb8/0x200 [ 56.481814] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 56.487476] netlink_sendmsg+0x810/0xc40 [ 56.491535] ? netlink_unicast+0x640/0x640 [ 56.495762] ? apparmor_socket_sendmsg+0x1b/0x20 [ 56.500522] ? netlink_unicast+0x640/0x640 [ 56.504757] sock_sendmsg+0xb5/0xf0 [ 56.508386] ___sys_sendmsg+0x28e/0x950 [ 56.512356] ? find_held_lock+0x36/0x1d0 [ 56.516417] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 56.521166] ? mark_held_locks+0x130/0x130 [ 56.525389] ? lock_downgrade+0x7f0/0x7f0 [ 56.529542] ? kasan_check_read+0x11/0x20 [ 56.533694] ? find_held_lock+0x36/0x1d0 [ 56.537759] ? __might_fault+0xf1/0x1b0 [ 56.541743] __sys_sendmmsg+0x160/0x380 [ 56.549801] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 56.554125] ? kasan_check_write+0x14/0x20 [ 56.558352] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 56.563199] ? __sb_end_write+0xa4/0xd0 [ 56.567167] ? kasan_check_write+0x14/0x20 [ 56.571393] ? fput+0x18/0x120 [ 56.574588] ? ksys_write+0x157/0x1b0 [ 56.578418] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 56.583170] ? do_syscall_64+0x21/0x4d0 [ 56.587133] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.592501] __x64_sys_sendmmsg+0x98/0x100 [ 56.596731] do_syscall_64+0xd0/0x4d0 [ 56.600535] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.605724] RIP: 0033:0x45b349 [ 56.608909] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 56.627823] RSP: 002b:00007f68bf8f7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 56.635529] RAX: ffffffffffffffda RBX: 00007f68bf8f86d4 RCX: 000000000045b349 [ 56.642796] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000007 [ 56.650080] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 56.657339] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 56.664604] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 56.679306] FAULT_INJECTION: forcing a failure. [ 56.679306] name failslab, interval 1, probability 0, space 0, times 0 [ 56.692762] CPU: 0 PID: 7413 Comm: syz-executor.0 Not tainted 5.0.0-rc7-syzkaller #0 [ 56.700770] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.710122] Call Trace: [ 56.712713] dump_stack+0x113/0x167 [ 56.716336] should_fail.cold.4+0x5/0x13 [ 56.720504] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 56.725605] ? lock_downgrade+0x7f0/0x7f0 [ 56.729746] ? ___might_sleep+0x16b/0x270 [ 56.733890] __should_failslab+0xba/0xf0 [ 56.737960] should_failslab+0x9/0x14 [ 56.741756] kmem_cache_alloc_node+0x270/0x730 [ 56.746332] ? kasan_check_write+0x14/0x20 [ 56.750568] __alloc_skb+0xa7/0x570 [ 56.754302] ? skb_trim+0x150/0x150 [ 56.757923] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 56.762843] ? aa_sk_perm+0x160/0x790 [ 56.766639] ? import_iovec+0xb8/0x200 [ 56.770527] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 56.776060] netlink_sendmsg+0x810/0xc40 [ 56.780113] ? netlink_unicast+0x640/0x640 [ 56.784354] ? apparmor_socket_sendmsg+0x1b/0x20 [ 56.789113] ? netlink_unicast+0x640/0x640 [ 56.793344] sock_sendmsg+0xb5/0xf0 [ 56.796968] ___sys_sendmsg+0x28e/0x950 [ 56.800943] ? find_held_lock+0x36/0x1d0 [ 56.805009] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 56.809755] ? mark_held_locks+0x130/0x130 [ 56.813987] ? lock_downgrade+0x7f0/0x7f0 [ 56.818141] ? kasan_check_read+0x11/0x20 [ 56.822291] ? find_held_lock+0x36/0x1d0 [ 56.826357] ? __might_fault+0xf1/0x1b0 [ 56.830335] __sys_sendmmsg+0x160/0x380 [ 56.834409] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 56.838724] ? kasan_check_write+0x14/0x20 [ 56.842961] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 56.847804] ? __sb_end_write+0xa4/0xd0 [ 56.851775] ? kasan_check_write+0x14/0x20 [ 56.855997] ? fput+0x18/0x120 [ 56.859200] ? ksys_write+0x157/0x1b0 [ 56.863093] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 56.867837] ? do_syscall_64+0x21/0x4d0 [ 56.871800] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.877250] __x64_sys_sendmmsg+0x98/0x100 [ 56.881477] do_syscall_64+0xd0/0x4d0 [ 56.885268] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.890460] RIP: 0033:0x45b349 [ 56.893648] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 56.912552] RSP: 002b:00007f1e86d36c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 56.920255] RAX: ffffffffffffffda RBX: 00007f1e86d376d4 RCX: 000000000045b349 [ 56.927524] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 56.934785] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 56.942150] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 56.949417] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 56.956697] CPU: 1 PID: 7397 Comm: syz-executor.4 Not tainted 5.0.0-rc7-syzkaller #0 [ 56.964841] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.974191] Call Trace: [ 56.976770] dump_stack+0x113/0x167 [ 56.980397] should_fail.cold.4+0x5/0x13 [ 56.984460] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 56.989566] ? lock_downgrade+0x7f0/0x7f0 [ 56.993815] ? ___might_sleep+0x16b/0x270 [ 56.997965] __should_failslab+0xba/0xf0 [ 57.002031] should_failslab+0x9/0x14 [ 57.005823] __kmalloc+0x2e1/0x760 [ 57.009352] ? wait_for_completion+0x460/0x460 [ 57.010863] FAULT_INJECTION: forcing a failure. [ 57.010863] name failslab, interval 1, probability 0, space 0, times 0 [ 57.013927] ? tcf_idr_create+0x56/0x6d0 [ 57.029189] tcf_idr_create+0x56/0x6d0 [ 57.033067] ? mutex_unlock+0xd/0x10 [ 57.036780] tcf_police_init+0xb49/0x1270 [ 57.040920] ? tcf_police_act+0xef0/0xef0 [ 57.045065] ? kasan_check_write+0x14/0x20 [ 57.049288] ? do_raw_read_unlock+0x3f/0x70 [ 57.053615] tcf_action_init_1+0x1b0/0xb40 [ 57.057853] ? tcf_action_dump_old+0x90/0x90 [ 57.062265] ? netlink_sendmsg+0x765/0xc40 [ 57.066496] ? ___sys_sendmsg+0x28e/0x950 [ 57.070638] ? __sys_sendmmsg+0x160/0x380 [ 57.074775] ? __x64_sys_sendmmsg+0x98/0x100 [ 57.079174] ? do_syscall_64+0xd0/0x4d0 [ 57.083149] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.088518] ? __lock_acquire+0x5d6/0x4760 [ 57.092757] ? __lock_acquire+0x5d6/0x4760 [ 57.096999] tcf_exts_validate+0xf9/0x4d0 [ 57.101148] ? __lock_is_held+0xb5/0x140 [ 57.105199] ? tcf_exts_change+0x150/0x150 [ 57.109421] ? rcu_lockdep_current_cpu_online+0xe5/0x130 [ 57.114870] ? u32_change+0x7b5/0x31b8 [ 57.118757] u32_set_parms+0x39/0x770 [ 57.122564] u32_change+0x8c9/0x31b8 [ 57.126281] ? find_held_lock+0x36/0x1d0 [ 57.130335] ? u32_dump+0xe20/0xe20 [ 57.133952] ? tc_new_tfilter+0x12dd/0x1a90 [ 57.138269] ? lock_downgrade+0x7f0/0x7f0 [ 57.142414] ? kasan_check_write+0x14/0x20 [ 57.146648] ? lockdep_rtnl_is_held+0x15/0x20 [ 57.151129] tc_new_tfilter+0xcb4/0x1a90 [ 57.155189] ? trace_hardirqs_off+0x41/0x180 [ 57.159602] ? tc_del_tfilter+0x12d0/0x12d0 [ 57.163912] ? rcu_lockdep_current_cpu_online+0xe5/0x130 [ 57.169360] ? kfree_skbmem+0x83/0xf0 [ 57.173153] ? mark_held_locks+0x130/0x130 [ 57.177813] ? __local_bh_enable_ip+0x160/0x260 [ 57.182472] ? __dev_queue_xmit+0x1251/0x2910 [ 57.186965] ? lockdep_hardirqs_on+0x421/0x5c0 [ 57.191554] ? __local_bh_enable_ip+0x160/0x260 [ 57.196219] ? __dev_queue_xmit+0x1228/0x2910 [ 57.200706] ? apparmor_cred_transfer+0x4f0/0x4f0 [ 57.205538] ? find_held_lock+0x36/0x1d0 [ 57.209595] ? tc_del_tfilter+0x12d0/0x12d0 [ 57.213914] ? kasan_check_read+0x11/0x20 [ 57.218052] ? tc_del_tfilter+0x12d0/0x12d0 [ 57.222374] rtnetlink_rcv_msg+0x636/0x8f0 [ 57.226616] ? rtnetlink_put_metrics+0x490/0x490 [ 57.231371] ? find_held_lock+0x36/0x1d0 [ 57.235429] netlink_rcv_skb+0x13c/0x380 [ 57.239489] ? lock_downgrade+0x7f0/0x7f0 [ 57.243638] ? rtnetlink_put_metrics+0x490/0x490 [ 57.248393] ? netlink_ack+0x970/0x970 [ 57.252291] ? netlink_deliver_tap+0x182/0xad0 [ 57.256866] rtnetlink_rcv+0x10/0x20 [ 57.260582] netlink_unicast+0x43d/0x640 [ 57.264634] ? netlink_attachskb+0x6c0/0x6c0 [ 57.269050] ? __check_object_size+0x1ea/0x31c [ 57.273620] netlink_sendmsg+0x765/0xc40 [ 57.277682] ? netlink_unicast+0x640/0x640 [ 57.281929] ? apparmor_socket_sendmsg+0x1b/0x20 [ 57.286687] ? netlink_unicast+0x640/0x640 [ 57.290920] sock_sendmsg+0xb5/0xf0 [ 57.294539] ___sys_sendmsg+0x28e/0x950 [ 57.298514] ? find_held_lock+0x36/0x1d0 [ 57.302566] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 57.307315] ? __fget+0x278/0x400 [ 57.310756] ? lock_downgrade+0x7f0/0x7f0 [ 57.314891] ? kasan_check_read+0x11/0x20 [ 57.319025] ? __fget+0x295/0x400 [ 57.322555] ? ksys_dup3+0x2e0/0x2e0 [ 57.326280] ? kasan_check_write+0x14/0x20 [ 57.330512] ? __fget_light+0x174/0x1e0 [ 57.334576] ? __fdget+0xe/0x10 [ 57.337846] ? sockfd_lookup_light+0x1c/0x150 [ 57.342330] __sys_sendmmsg+0x160/0x380 [ 57.346299] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 57.350618] ? kasan_check_write+0x14/0x20 [ 57.354840] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 57.359693] ? __sb_end_write+0xa4/0xd0 [ 57.363663] ? kasan_check_write+0x14/0x20 [ 57.367883] ? fput+0x18/0x120 [ 57.371072] ? ksys_write+0x157/0x1b0 [ 57.374863] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 57.379618] ? do_syscall_64+0x21/0x4d0 [ 57.383594] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.389055] __x64_sys_sendmmsg+0x98/0x100 [ 57.393280] do_syscall_64+0xd0/0x4d0 [ 57.397069] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.402255] RIP: 0033:0x45b349 [ 57.405438] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 57.424334] RSP: 002b:00007f4c63c0dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 57.432036] RAX: ffffffffffffffda RBX: 00007f4c63c0e6d4 RCX: 000000000045b349 [ 57.439311] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 57.446595] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 57.453858] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 57.461130] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 57.468413] CPU: 0 PID: 7422 Comm: syz-executor.2 Not tainted 5.0.0-rc7-syzkaller #0 [ 57.476297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.485648] Call Trace: [ 57.488233] dump_stack+0x113/0x167 [ 57.491861] should_fail.cold.4+0x5/0x13 [ 57.496040] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 57.501155] ? lock_downgrade+0x7f0/0x7f0 [ 57.505304] ? ___might_sleep+0x16b/0x270 [ 57.509463] __should_failslab+0xba/0xf0 [ 57.513522] should_failslab+0x9/0x14 [ 57.517437] kmem_cache_alloc_node_trace+0x274/0x740 [ 57.522534] ? __alloc_skb+0xa7/0x570 [ 57.526335] ? rcu_lockdep_current_cpu_online+0xe5/0x130 [ 57.531799] __kmalloc_node_track_caller+0x3c/0x70 [ 57.536725] __kmalloc_reserve.isra.43+0x2c/0xc0 [ 57.541480] __alloc_skb+0xd7/0x570 [ 57.545106] ? skb_trim+0x150/0x150 [ 57.548724] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 57.553660] ? aa_sk_perm+0x160/0x790 [ 57.557458] ? import_iovec+0xb8/0x200 [ 57.561344] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 57.566989] netlink_sendmsg+0x810/0xc40 [ 57.571045] ? netlink_unicast+0x640/0x640 [ 57.575383] ? apparmor_socket_sendmsg+0x1b/0x20 [ 57.580136] ? netlink_unicast+0x640/0x640 [ 57.584366] sock_sendmsg+0xb5/0xf0 [ 57.588004] ___sys_sendmsg+0x28e/0x950 [ 57.591989] ? find_held_lock+0x36/0x1d0 [ 57.596056] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 57.600811] ? mark_held_locks+0x130/0x130 [ 57.601824] FAULT_INJECTION: forcing a failure. [ 57.601824] name failslab, interval 1, probability 0, space 0, times 0 [ 57.605040] ? lock_downgrade+0x7f0/0x7f0 [ 57.605049] ? kasan_check_read+0x11/0x20 [ 57.605058] ? find_held_lock+0x36/0x1d0 [ 57.605069] ? __might_fault+0xf1/0x1b0 [ 57.605084] __sys_sendmmsg+0x160/0x380 [ 57.636505] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 57.640822] ? kasan_check_write+0x14/0x20 [ 57.645057] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 57.649903] ? __sb_end_write+0xa4/0xd0 [ 57.653873] ? kasan_check_write+0x14/0x20 [ 57.658106] ? fput+0x18/0x120 [ 57.661292] ? ksys_write+0x157/0x1b0 [ 57.665095] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 57.669845] ? do_syscall_64+0x21/0x4d0 [ 57.673816] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.679180] __x64_sys_sendmmsg+0x98/0x100 [ 57.683412] do_syscall_64+0xd0/0x4d0 [ 57.687220] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.692403] RIP: 0033:0x45b349 [ 57.695585] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 57.714486] RSP: 002b:00007f68bf918c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 57.722198] RAX: ffffffffffffffda RBX: 00007f68bf9196d4 RCX: 000000000045b349 [ 57.729465] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 57.736844] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 57.744134] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 57.751401] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 57.758682] CPU: 1 PID: 7417 Comm: syz-executor.3 Not tainted 5.0.0-rc7-syzkaller #0 [ 57.766577] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.775926] Call Trace: [ 57.778508] dump_stack+0x113/0x167 [ 57.782139] should_fail.cold.4+0x5/0x13 [ 57.786199] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 57.791292] ? lock_downgrade+0x7f0/0x7f0 [ 57.795508] ? ___might_sleep+0x16b/0x270 [ 57.799664] __should_failslab+0xba/0xf0 [ 57.803731] should_failslab+0x9/0x14 [ 57.807854] kmem_cache_alloc_node+0x270/0x730 [ 57.812437] ? kasan_check_write+0x14/0x20 [ 57.816691] __alloc_skb+0xa7/0x570 [ 57.820324] ? skb_trim+0x150/0x150 [ 57.823943] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 57.828878] ? aa_sk_perm+0x160/0x790 [ 57.832667] ? import_iovec+0xb8/0x200 [ 57.836541] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 57.842070] netlink_sendmsg+0x810/0xc40 [ 57.846135] ? netlink_unicast+0x640/0x640 [ 57.850365] ? apparmor_socket_sendmsg+0x1b/0x20 [ 57.855124] ? netlink_unicast+0x640/0x640 [ 57.859357] sock_sendmsg+0xb5/0xf0 [ 57.862973] ___sys_sendmsg+0x28e/0x950 [ 57.866938] ? find_held_lock+0x36/0x1d0 [ 57.870994] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 57.875750] ? mark_held_locks+0x130/0x130 [ 57.879977] ? lock_downgrade+0x7f0/0x7f0 [ 57.884113] ? kasan_check_read+0x11/0x20 [ 57.888251] ? find_held_lock+0x36/0x1d0 [ 57.892316] ? __might_fault+0xf1/0x1b0 [ 57.896286] __sys_sendmmsg+0x160/0x380 [ 57.900257] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 57.904576] ? kasan_check_write+0x14/0x20 [ 57.908798] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 57.913647] ? __sb_end_write+0xa4/0xd0 [ 57.917613] ? kasan_check_write+0x14/0x20 [ 57.921846] ? fput+0x18/0x120 [ 57.925048] ? ksys_write+0x157/0x1b0 [ 57.928838] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 57.933594] ? do_syscall_64+0x21/0x4d0 [ 57.937564] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.942933] __x64_sys_sendmmsg+0x98/0x100 [ 57.947167] do_syscall_64+0xd0/0x4d0 [ 57.950966] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.956167] RIP: 0033:0x45b349 [ 57.959364] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 57.978267] RSP: 002b:00007f5f54207c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 57.986078] RAX: ffffffffffffffda RBX: 00007f5f542086d4 RCX: 000000000045b349 [ 57.993345] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 58.000614] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 58.007877] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 58.015135] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 58.022428] CPU: 0 PID: 7427 Comm: syz-executor.0 Not tainted 5.0.0-rc7-syzkaller #0 [ 58.030318] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.039763] Call Trace: [ 58.042361] dump_stack+0x113/0x167 [ 58.045980] should_fail.cold.4+0x5/0x13 [ 58.050027] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 58.055127] ? lock_downgrade+0x7f0/0x7f0 [ 58.059285] ? ___might_sleep+0x16b/0x270 [ 58.063430] __should_failslab+0xba/0xf0 [ 58.067481] should_failslab+0x9/0x14 [ 58.071276] kmem_cache_alloc_node+0x270/0x730 [ 58.075859] ? kasan_check_write+0x14/0x20 [ 58.080103] __alloc_skb+0xa7/0x570 [ 58.083732] ? skb_trim+0x150/0x150 [ 58.087357] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 58.092407] ? aa_sk_perm+0x160/0x790 [ 58.096202] ? import_iovec+0xb8/0x200 [ 58.100114] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 58.105654] netlink_sendmsg+0x810/0xc40 [ 58.108984] FAULT_INJECTION: forcing a failure. [ 58.108984] name failslab, interval 1, probability 0, space 0, times 0 [ 58.109715] ? netlink_unicast+0x640/0x640 [ 58.125132] ? apparmor_socket_sendmsg+0x1b/0x20 [ 58.129890] ? netlink_unicast+0x640/0x640 [ 58.134123] sock_sendmsg+0xb5/0xf0 [ 58.137737] ___sys_sendmsg+0x28e/0x950 [ 58.141704] ? find_held_lock+0x36/0x1d0 [ 58.145771] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 58.150526] ? mark_held_locks+0x130/0x130 [ 58.154751] ? lock_downgrade+0x7f0/0x7f0 [ 58.158888] ? kasan_check_read+0x11/0x20 [ 58.163033] ? find_held_lock+0x36/0x1d0 [ 58.167100] ? __might_fault+0xf1/0x1b0 [ 58.171087] __sys_sendmmsg+0x160/0x380 [ 58.175058] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 58.179414] ? kasan_check_write+0x14/0x20 [ 58.183647] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 58.188484] ? __sb_end_write+0xa4/0xd0 [ 58.192479] ? kasan_check_write+0x14/0x20 [ 58.196704] ? fput+0x18/0x120 [ 58.199954] ? ksys_write+0x157/0x1b0 [ 58.203776] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 58.208550] ? do_syscall_64+0x21/0x4d0 [ 58.212529] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.217971] __x64_sys_sendmmsg+0x98/0x100 [ 58.222208] do_syscall_64+0xd0/0x4d0 [ 58.226004] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.231187] RIP: 0033:0x45b349 [ 58.234384] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 58.253283] RSP: 002b:00007f1e86d15c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 58.260990] RAX: ffffffffffffffda RBX: 00007f1e86d166d4 RCX: 000000000045b349 [ 58.268262] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000007 [ 58.275587] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 58.282856] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 58.290125] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 58.297416] CPU: 1 PID: 7431 Comm: syz-executor.3 Not tainted 5.0.0-rc7-syzkaller #0 [ 58.305305] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.314655] Call Trace: [ 58.317252] dump_stack+0x113/0x167 [ 58.320928] should_fail.cold.4+0x5/0x13 [ 58.324971] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 58.330069] ? lock_downgrade+0x7f0/0x7f0 [ 58.334380] __should_failslab+0xba/0xf0 [ 58.338423] should_failslab+0x9/0x14 [ 58.342254] kmem_cache_alloc+0x47/0x730 [ 58.346300] ? lock_acquire+0x173/0x3d0 [ 58.350262] skb_clone+0x10f/0x320 [ 58.353793] netlink_deliver_tap+0x7a5/0xad0 [ 58.358185] netlink_unicast+0x40c/0x640 [ 58.362227] ? netlink_attachskb+0x6c0/0x6c0 [ 58.366617] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 58.371550] ? aa_sk_perm+0x160/0x790 [ 58.375333] ? import_iovec+0xb8/0x200 [ 58.379208] netlink_sendmsg+0x765/0xc40 [ 58.383305] ? netlink_unicast+0x640/0x640 [ 58.387566] ? apparmor_socket_sendmsg+0x1b/0x20 [ 58.392308] ? netlink_unicast+0x640/0x640 [ 58.396619] sock_sendmsg+0xb5/0xf0 [ 58.400288] ___sys_sendmsg+0x28e/0x950 [ 58.404253] ? find_held_lock+0x36/0x1d0 [ 58.408412] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 58.413164] ? mark_held_locks+0x130/0x130 [ 58.417388] ? lock_downgrade+0x7f0/0x7f0 [ 58.421519] ? kasan_check_read+0x11/0x20 [ 58.425652] ? find_held_lock+0x36/0x1d0 [ 58.429703] ? __might_fault+0xf1/0x1b0 [ 58.433671] __sys_sendmmsg+0x160/0x380 [ 58.437650] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 58.441997] ? kasan_check_write+0x14/0x20 [ 58.446272] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 58.451105] ? __sb_end_write+0xa4/0xd0 [ 58.455068] ? kasan_check_write+0x14/0x20 [ 58.459280] ? fput+0x18/0x120 [ 58.462465] ? ksys_write+0x157/0x1b0 [ 58.466252] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 58.471002] ? do_syscall_64+0x21/0x4d0 [ 58.475064] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.480420] __x64_sys_sendmmsg+0x98/0x100 [ 58.484645] do_syscall_64+0xd0/0x4d0 [ 58.488446] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.493621] RIP: 0033:0x45b349 [ 58.496796] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 58.515735] RSP: 002b:00007f5f54207c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 58.523429] RAX: ffffffffffffffda RBX: 00007f5f542086d4 RCX: 000000000045b349 [ 58.530715] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 58.537974] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 58.545229] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 58.552483] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 58.618508] FAULT_INJECTION: forcing a failure. [ 58.618508] name failslab, interval 1, probability 0, space 0, times 0 [ 58.661873] CPU: 1 PID: 7435 Comm: syz-executor.5 Not tainted 5.0.0-rc7-syzkaller #0 [ 58.669859] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.679199] Call Trace: [ 58.681782] dump_stack+0x113/0x167 [ 58.685408] should_fail.cold.4+0x5/0x13 [ 58.689470] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 58.694562] ? lock_downgrade+0x7f0/0x7f0 [ 58.697011] FAULT_INJECTION: forcing a failure. [ 58.697011] name failslab, interval 1, probability 0, space 0, times 0 [ 58.698696] ? ___might_sleep+0x16b/0x270 [ 58.698707] __should_failslab+0xba/0xf0 [ 58.698714] should_failslab+0x9/0x14 [ 58.698723] kmem_cache_alloc_trace+0x2d8/0x740 [ 58.726539] ? tcf_idr_create+0x289/0x6d0 [ 58.728773] FAULT_INJECTION: forcing a failure. [ 58.728773] name failslab, interval 1, probability 0, space 0, times 0 [ 58.730681] ? lockdep_init_map+0x105/0x590 [ 58.730694] tcf_police_init+0x42a/0x1270 [ 58.730704] ? tcf_police_act+0xef0/0xef0 [ 58.730714] ? kasan_check_write+0x14/0x20 [ 58.730720] ? do_raw_read_unlock+0x3f/0x70 [ 58.730727] tcf_action_init_1+0x1b0/0xb40 [ 58.767235] ? tcf_action_dump_old+0x90/0x90 [ 58.771640] ? netlink_sendmsg+0x765/0xc40 [ 58.775862] ? ___sys_sendmsg+0x28e/0x950 [ 58.779994] ? __sys_sendmmsg+0x160/0x380 [ 58.784135] ? __x64_sys_sendmmsg+0x98/0x100 [ 58.788564] ? do_syscall_64+0xd0/0x4d0 [ 58.792977] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.798344] ? __lock_acquire+0x5d6/0x4760 [ 58.802581] ? __lock_acquire+0x5d6/0x4760 [ 58.802951] FAULT_INJECTION: forcing a failure. [ 58.802951] name failslab, interval 1, probability 0, space 0, times 0 [ 58.806818] tcf_exts_validate+0xf9/0x4d0 [ 58.806827] ? __lock_is_held+0xb5/0x140 [ 58.806833] ? tcf_exts_change+0x150/0x150 [ 58.806845] ? rcu_lockdep_current_cpu_online+0xe5/0x130 [ 58.806853] ? u32_change+0x7b5/0x31b8 [ 58.839764] u32_set_parms+0x39/0x770 [ 58.843562] u32_change+0x8c9/0x31b8 [ 58.847266] ? find_held_lock+0x36/0x1d0 [ 58.851435] ? u32_dump+0xe20/0xe20 [ 58.855050] ? tc_new_tfilter+0x12dd/0x1a90 [ 58.859366] ? lock_downgrade+0x7f0/0x7f0 [ 58.863516] ? kasan_check_write+0x14/0x20 [ 58.867750] ? lockdep_rtnl_is_held+0x15/0x20 [ 58.872247] tc_new_tfilter+0xcb4/0x1a90 [ 58.876305] ? trace_hardirqs_off+0x41/0x180 [ 58.880714] ? tc_del_tfilter+0x12d0/0x12d0 [ 58.885026] ? rcu_lockdep_current_cpu_online+0xe5/0x130 [ 58.890471] ? kfree_skbmem+0x83/0xf0 [ 58.894267] ? mark_held_locks+0x130/0x130 [ 58.898498] ? __local_bh_enable_ip+0x160/0x260 [ 58.903168] ? __dev_queue_xmit+0x1251/0x2910 [ 58.907651] ? lockdep_hardirqs_on+0x421/0x5c0 [ 58.912224] ? __local_bh_enable_ip+0x160/0x260 [ 58.916885] ? __dev_queue_xmit+0x1228/0x2910 [ 58.921510] ? apparmor_cred_transfer+0x4f0/0x4f0 [ 58.926340] ? find_held_lock+0x36/0x1d0 [ 58.930397] ? tc_del_tfilter+0x12d0/0x12d0 [ 58.934708] ? kasan_check_read+0x11/0x20 [ 58.938851] ? tc_del_tfilter+0x12d0/0x12d0 [ 58.943166] rtnetlink_rcv_msg+0x636/0x8f0 [ 58.947395] ? rtnetlink_put_metrics+0x490/0x490 [ 58.952147] ? find_held_lock+0x36/0x1d0 [ 58.956209] netlink_rcv_skb+0x13c/0x380 [ 58.960278] ? lock_downgrade+0x7f0/0x7f0 [ 58.964424] ? rtnetlink_put_metrics+0x490/0x490 [ 58.969175] ? netlink_ack+0x970/0x970 [ 58.973065] ? netlink_deliver_tap+0x182/0xad0 [ 58.977644] rtnetlink_rcv+0x10/0x20 [ 58.981390] netlink_unicast+0x43d/0x640 [ 58.985453] ? netlink_attachskb+0x6c0/0x6c0 [ 58.989860] ? __check_object_size+0x1ea/0x31c [ 58.994466] netlink_sendmsg+0x765/0xc40 [ 58.998526] ? netlink_unicast+0x640/0x640 [ 59.002754] ? apparmor_socket_sendmsg+0x1b/0x20 [ 59.007504] ? netlink_unicast+0x640/0x640 [ 59.011735] sock_sendmsg+0xb5/0xf0 [ 59.015358] ___sys_sendmsg+0x28e/0x950 [ 59.019326] ? find_held_lock+0x36/0x1d0 [ 59.023382] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 59.028133] ? __fget+0x278/0x400 [ 59.031573] ? lock_downgrade+0x7f0/0x7f0 [ 59.035711] ? kasan_check_read+0x11/0x20 [ 59.039855] ? __fget+0x295/0x400 [ 59.043303] ? ksys_dup3+0x2e0/0x2e0 [ 59.047010] ? kasan_check_write+0x14/0x20 [ 59.051239] ? __fget_light+0x174/0x1e0 [ 59.055210] ? __fdget+0xe/0x10 [ 59.058500] ? sockfd_lookup_light+0x1c/0x150 [ 59.063005] __sys_sendmmsg+0x160/0x380 [ 59.066991] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 59.071308] ? kasan_check_write+0x14/0x20 [ 59.075547] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 59.080382] ? __sb_end_write+0xa4/0xd0 [ 59.084351] ? kasan_check_write+0x14/0x20 [ 59.088579] ? fput+0x18/0x120 [ 59.091769] ? ksys_write+0x157/0x1b0 [ 59.095567] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 59.100319] ? do_syscall_64+0x21/0x4d0 [ 59.104288] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.109650] __x64_sys_sendmmsg+0x98/0x100 [ 59.113883] do_syscall_64+0xd0/0x4d0 [ 59.117678] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.122860] RIP: 0033:0x45b349 [ 59.126038] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 59.144932] RSP: 002b:00007f13cea3ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 59.152631] RAX: ffffffffffffffda RBX: 00007f13cea3b6d4 RCX: 000000000045b349 [ 59.160000] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 59.167263] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 59.174548] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 59.181858] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 59.200590] FAULT_INJECTION: forcing a failure. [ 59.200590] name failslab, interval 1, probability 0, space 0, times 0 [ 59.213126] FAULT_INJECTION: forcing a failure. [ 59.213126] name failslab, interval 1, probability 0, space 0, times 0 [ 59.220347] CPU: 0 PID: 7453 Comm: syz-executor.0 Not tainted 5.0.0-rc7-syzkaller #0 [ 59.232190] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.241561] Call Trace: [ 59.244141] dump_stack+0x113/0x167 [ 59.247757] should_fail.cold.4+0x5/0x13 [ 59.251818] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 59.256914] ? lock_downgrade+0x7f0/0x7f0 [ 59.261067] __should_failslab+0xba/0xf0 [ 59.265130] should_failslab+0x9/0x14 [ 59.268922] kmem_cache_alloc+0x47/0x730 [ 59.272973] ? lock_acquire+0x173/0x3d0 [ 59.276944] skb_clone+0x10f/0x320 [ 59.280488] netlink_deliver_tap+0x7a5/0xad0 [ 59.284896] netlink_unicast+0x40c/0x640 [ 59.288948] ? netlink_attachskb+0x6c0/0x6c0 [ 59.293363] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 59.298315] ? aa_sk_perm+0x160/0x790 [ 59.302101] ? import_iovec+0xb8/0x200 [ 59.305991] netlink_sendmsg+0x765/0xc40 [ 59.310056] ? netlink_unicast+0x640/0x640 [ 59.314288] ? apparmor_socket_sendmsg+0x1b/0x20 [ 59.319028] ? netlink_unicast+0x640/0x640 [ 59.323259] sock_sendmsg+0xb5/0xf0 [ 59.326876] ___sys_sendmsg+0x28e/0x950 [ 59.330837] ? find_held_lock+0x36/0x1d0 [ 59.334891] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 59.339636] ? mark_held_locks+0x130/0x130 [ 59.343872] ? lock_downgrade+0x7f0/0x7f0 [ 59.348008] ? kasan_check_read+0x11/0x20 [ 59.352152] ? find_held_lock+0x36/0x1d0 [ 59.356210] ? __might_fault+0xf1/0x1b0 [ 59.360195] __sys_sendmmsg+0x160/0x380 [ 59.364159] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 59.368478] ? kasan_check_write+0x14/0x20 [ 59.372710] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 59.377546] ? __sb_end_write+0xa4/0xd0 [ 59.381505] ? kasan_check_write+0x14/0x20 [ 59.385740] ? fput+0x18/0x120 [ 59.388923] ? ksys_write+0x157/0x1b0 [ 59.392714] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 59.397472] ? do_syscall_64+0x21/0x4d0 [ 59.401438] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.406792] __x64_sys_sendmmsg+0x98/0x100 [ 59.411020] do_syscall_64+0xd0/0x4d0 [ 59.414832] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.420015] RIP: 0033:0x45b349 [ 59.423194] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 59.442088] RSP: 002b:00007f1e86d15c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 59.449787] RAX: ffffffffffffffda RBX: 00007f1e86d166d4 RCX: 000000000045b349 [ 59.457044] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000007 [ 59.464306] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 59.471679] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 59.478938] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 59.486229] CPU: 1 PID: 7457 Comm: syz-executor.3 Not tainted 5.0.0-rc7-syzkaller #0 [ 59.494121] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.503470] Call Trace: [ 59.506055] dump_stack+0x113/0x167 [ 59.509676] should_fail.cold.4+0x5/0x13 [ 59.513745] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 59.518837] ? lock_downgrade+0x7f0/0x7f0 [ 59.522979] __should_failslab+0xba/0xf0 [ 59.527033] should_failslab+0x9/0x14 [ 59.530827] kmem_cache_alloc+0x47/0x730 [ 59.534891] ? lock_acquire+0x173/0x3d0 [ 59.538865] skb_clone+0x10f/0x320 [ 59.542396] netlink_deliver_tap+0x7a5/0xad0 [ 59.546803] netlink_unicast+0x40c/0x640 [ 59.550873] ? netlink_attachskb+0x6c0/0x6c0 [ 59.555271] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 59.560199] ? aa_sk_perm+0x160/0x790 [ 59.563987] ? import_iovec+0xb8/0x200 [ 59.567885] netlink_sendmsg+0x765/0xc40 [ 59.571944] ? netlink_unicast+0x640/0x640 [ 59.576172] ? apparmor_socket_sendmsg+0x1b/0x20 [ 59.580932] ? netlink_unicast+0x640/0x640 [ 59.585154] sock_sendmsg+0xb5/0xf0 [ 59.588773] ___sys_sendmsg+0x28e/0x950 [ 59.592755] ? find_held_lock+0x36/0x1d0 [ 59.596811] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 59.601561] ? mark_held_locks+0x130/0x130 [ 59.605786] ? lock_downgrade+0x7f0/0x7f0 [ 59.609925] ? kasan_check_read+0x11/0x20 [ 59.614071] ? find_held_lock+0x36/0x1d0 [ 59.618124] ? __might_fault+0xf1/0x1b0 [ 59.622095] __sys_sendmmsg+0x160/0x380 [ 59.626070] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 59.630388] ? kasan_check_write+0x14/0x20 [ 59.634614] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 59.639462] ? __sb_end_write+0xa4/0xd0 [ 59.643428] ? kasan_check_write+0x14/0x20 [ 59.647660] ? fput+0x18/0x120 [ 59.650850] ? ksys_write+0x157/0x1b0 [ 59.654638] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 59.659387] ? do_syscall_64+0x21/0x4d0 [ 59.663468] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.668830] __x64_sys_sendmmsg+0x98/0x100 [ 59.673054] do_syscall_64+0xd0/0x4d0 [ 59.676855] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.682034] RIP: 0033:0x45b349 [ 59.685217] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 59.704121] RSP: 002b:00007f5f54207c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 59.711824] RAX: ffffffffffffffda RBX: 00007f5f542086d4 RCX: 000000000045b349 [ 59.719087] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 59.726350] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 59.733613] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 59.740875] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 59.748151] CPU: 0 PID: 7455 Comm: syz-executor.4 Not tainted 5.0.0-rc7-syzkaller #0 [ 59.756384] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.765743] Call Trace: [ 59.768321] dump_stack+0x113/0x167 [ 59.771938] should_fail.cold.4+0x5/0x13 [ 59.775994] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 59.781095] ? lock_downgrade+0x7f0/0x7f0 [ 59.785238] ? ___might_sleep+0x16b/0x270 [ 59.789387] __should_failslab+0xba/0xf0 [ 59.793451] should_failslab+0x9/0x14 [ 59.797275] kmem_cache_alloc_node+0x270/0x730 [ 59.801884] ? kasan_check_write+0x14/0x20 [ 59.806123] __alloc_skb+0xa7/0x570 [ 59.809751] ? skb_trim+0x150/0x150 [ 59.813418] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 59.818348] ? aa_sk_perm+0x160/0x790 [ 59.822145] ? import_iovec+0xb8/0x200 [ 59.826030] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 59.831574] netlink_sendmsg+0x810/0xc40 [ 59.835638] ? netlink_unicast+0x640/0x640 [ 59.839861] ? apparmor_socket_sendmsg+0x1b/0x20 [ 59.844624] ? netlink_unicast+0x640/0x640 [ 59.848858] sock_sendmsg+0xb5/0xf0 [ 59.852487] ___sys_sendmsg+0x28e/0x950 [ 59.856458] ? find_held_lock+0x36/0x1d0 [ 59.860518] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 59.865447] ? mark_held_locks+0x130/0x130 [ 59.869668] ? lock_downgrade+0x7f0/0x7f0 [ 59.873811] ? kasan_check_read+0x11/0x20 [ 59.877963] ? find_held_lock+0x36/0x1d0 [ 59.882029] ? __might_fault+0xf1/0x1b0 [ 59.886012] __sys_sendmmsg+0x160/0x380 [ 59.890008] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 59.894423] ? kasan_check_write+0x14/0x20 [ 59.898671] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 59.903506] ? __sb_end_write+0xa4/0xd0 [ 59.907476] ? kasan_check_write+0x14/0x20 [ 59.911741] ? fput+0x18/0x120 [ 59.914938] ? ksys_write+0x157/0x1b0 [ 59.918728] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 59.923484] ? do_syscall_64+0x21/0x4d0 [ 59.927447] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.932900] __x64_sys_sendmmsg+0x98/0x100 [ 59.937124] do_syscall_64+0xd0/0x4d0 [ 59.941011] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.946197] RIP: 0033:0x45b349 [ 59.949389] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 59.968303] RSP: 002b:00007f4c63baac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 59.976006] RAX: ffffffffffffffda RBX: 00007f4c63bab6d4 RCX: 000000000045b349 [ 59.983269] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000007 [ 59.990707] RBP: 000000000075c118 R08: 0000000000000000 R09: 0000000000000000 [ 59.997976] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 60.005239] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 60.012519] CPU: 1 PID: 7456 Comm: syz-executor.2 Not tainted 5.0.0-rc7-syzkaller #0 [ 60.020410] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.029755] Call Trace: [ 60.032342] dump_stack+0x113/0x167 [ 60.035962] should_fail.cold.4+0x5/0x13 [ 60.040018] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 60.045109] ? lock_downgrade+0x7f0/0x7f0 [ 60.049247] __should_failslab+0xba/0xf0 [ 60.053304] should_failslab+0x9/0x14 [ 60.057093] kmem_cache_alloc+0x47/0x730 [ 60.061149] ? lock_acquire+0x173/0x3d0 [ 60.065134] skb_clone+0x10f/0x320 [ 60.068662] netlink_deliver_tap+0x7a5/0xad0 [ 60.073065] netlink_unicast+0x40c/0x640 [ 60.077115] ? netlink_attachskb+0x6c0/0x6c0 [ 60.081515] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 60.086428] ? aa_sk_perm+0x160/0x790 [ 60.090224] ? import_iovec+0xb8/0x200 [ 60.094252] netlink_sendmsg+0x765/0xc40 [ 60.098311] ? netlink_unicast+0x640/0x640 [ 60.102559] ? apparmor_socket_sendmsg+0x1b/0x20 [ 60.107307] ? netlink_unicast+0x640/0x640 [ 60.111541] sock_sendmsg+0xb5/0xf0 [ 60.115161] ___sys_sendmsg+0x28e/0x950 [ 60.119133] ? find_held_lock+0x36/0x1d0 [ 60.123191] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 60.127943] ? mark_held_locks+0x130/0x130 [ 60.132171] ? lock_downgrade+0x7f0/0x7f0 [ 60.136399] ? kasan_check_read+0x11/0x20 [ 60.140539] ? find_held_lock+0x36/0x1d0 [ 60.144592] ? __might_fault+0xf1/0x1b0 [ 60.148574] __sys_sendmmsg+0x160/0x380 [ 60.152544] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 60.156863] ? kasan_check_write+0x14/0x20 [ 60.161182] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 60.166033] ? __sb_end_write+0xa4/0xd0 [ 60.170000] ? kasan_check_write+0x14/0x20 [ 60.174266] ? fput+0x18/0x120 [ 60.177471] ? ksys_write+0x157/0x1b0 [ 60.181261] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 60.186004] ? do_syscall_64+0x21/0x4d0 [ 60.189981] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.195344] __x64_sys_sendmmsg+0x98/0x100 [ 60.199565] do_syscall_64+0xd0/0x4d0 [ 60.203371] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.208548] RIP: 0033:0x45b349 [ 60.211728] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 60.230627] RSP: 002b:00007f68bf918c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 60.242492] RAX: ffffffffffffffda RBX: 00007f68bf9196d4 RCX: 000000000045b349 [ 60.249755] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 60.257011] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 60.264276] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 60.271751] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 60.279938] CPU: 0 PID: 7451 Comm: syz-executor.1 Not tainted 5.0.0-rc7-syzkaller #0 [ 60.287838] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.297178] Call Trace: [ 60.299749] dump_stack+0x113/0x167 [ 60.303378] should_fail.cold.4+0x5/0x13 [ 60.307431] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 60.312520] ? lock_downgrade+0x7f0/0x7f0 [ 60.316691] ? ___might_sleep+0x16b/0x270 [ 60.320839] __should_failslab+0xba/0xf0 [ 60.324886] should_failslab+0x9/0x14 [ 60.328669] kmem_cache_alloc_node+0x270/0x730 [ 60.333235] ? kasan_check_write+0x14/0x20 [ 60.337455] __alloc_skb+0xa7/0x570 [ 60.341070] ? skb_trim+0x150/0x150 [ 60.344687] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 60.349602] ? aa_sk_perm+0x160/0x790 [ 60.353382] ? import_iovec+0xb8/0x200 [ 60.357256] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 60.362780] netlink_sendmsg+0x810/0xc40 [ 60.366970] ? netlink_unicast+0x640/0x640 [ 60.371194] ? apparmor_socket_sendmsg+0x1b/0x20 [ 60.376038] ? netlink_unicast+0x640/0x640 [ 60.380300] sock_sendmsg+0xb5/0xf0 [ 60.383931] ___sys_sendmsg+0x28e/0x950 [ 60.387895] ? find_held_lock+0x36/0x1d0 [ 60.391941] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 60.396716] ? mark_held_locks+0x130/0x130 [ 60.401214] ? lock_downgrade+0x7f0/0x7f0 [ 60.405359] ? kasan_check_read+0x11/0x20 [ 60.409491] ? find_held_lock+0x36/0x1d0 [ 60.413561] ? __might_fault+0xf1/0x1b0 [ 60.417538] __sys_sendmmsg+0x160/0x380 [ 60.421552] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 60.426344] ? kasan_check_write+0x14/0x20 [ 60.430561] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 60.435389] ? __sb_end_write+0xa4/0xd0 [ 60.439343] ? kasan_check_write+0x14/0x20 [ 60.443561] ? fput+0x18/0x120 [ 60.446748] ? ksys_write+0x157/0x1b0 [ 60.450538] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 60.455276] ? do_syscall_64+0x21/0x4d0 [ 60.459231] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.464648] __x64_sys_sendmmsg+0x98/0x100 [ 60.468919] do_syscall_64+0xd0/0x4d0 [ 60.472706] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.477875] RIP: 0033:0x45b349 [ 60.481047] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 60.500134] RSP: 002b:00007fd10ce50c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 60.507827] RAX: ffffffffffffffda RBX: 00007fd10ce516d4 RCX: 000000000045b349 2020/01/25 18:40:21 executed programs: 38 [ 60.515089] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 60.522351] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 60.529610] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 60.536877] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 60.588625] FAULT_INJECTION: forcing a failure. [ 60.588625] name failslab, interval 1, probability 0, space 0, times 0 [ 60.647409] CPU: 0 PID: 7459 Comm: syz-executor.5 Not tainted 5.0.0-rc7-syzkaller #0 [ 60.655328] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.659845] FAULT_INJECTION: forcing a failure. [ 60.659845] name failslab, interval 1, probability 0, space 0, times 0 [ 60.664766] Call Trace: [ 60.664781] dump_stack+0x113/0x167 [ 60.664793] should_fail.cold.4+0x5/0x13 [ 60.664801] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 60.664807] ? lock_downgrade+0x7f0/0x7f0 [ 60.664813] ? ___might_sleep+0x16b/0x270 [ 60.664821] __should_failslab+0xba/0xf0 [ 60.664828] should_failslab+0x9/0x14 [ 60.664834] __kmalloc+0x2e1/0x760 [ 60.664842] ? wait_for_completion+0x460/0x460 [ 60.715974] ? tcf_idr_create+0x56/0x6d0 [ 60.720049] tcf_idr_create+0x56/0x6d0 [ 60.722736] FAULT_INJECTION: forcing a failure. [ 60.722736] name failslab, interval 1, probability 0, space 0, times 0 [ 60.723933] ? mutex_unlock+0xd/0x10 [ 60.738820] tcf_police_init+0xb49/0x1270 [ 60.742972] ? tcf_police_act+0xef0/0xef0 [ 60.747116] ? kasan_check_write+0x14/0x20 [ 60.751465] ? do_raw_read_unlock+0x3f/0x70 [ 60.755812] tcf_action_init_1+0x1b0/0xb40 [ 60.760049] ? tcf_action_dump_old+0x90/0x90 [ 60.764453] ? netlink_sendmsg+0x765/0xc40 [ 60.768700] ? ___sys_sendmsg+0x28e/0x950 [ 60.772846] ? __sys_sendmmsg+0x160/0x380 [ 60.776990] ? __x64_sys_sendmmsg+0x98/0x100 [ 60.781389] ? do_syscall_64+0xd0/0x4d0 [ 60.785359] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.790723] ? rcu_lockdep_current_cpu_online+0xe5/0x130 [ 60.796173] ? find_held_lock+0x36/0x1d0 [ 60.800242] tcf_exts_validate+0xf9/0x4d0 [ 60.804392] ? __lock_is_held+0xb5/0x140 [ 60.808446] ? tcf_exts_change+0x150/0x150 [ 60.812676] ? rcu_lockdep_current_cpu_online+0xe5/0x130 [ 60.818120] ? u32_change+0x7b5/0x31b8 [ 60.821999] u32_set_parms+0x39/0x770 [ 60.825788] u32_change+0x8c9/0x31b8 [ 60.829501] ? find_held_lock+0x36/0x1d0 [ 60.833576] ? u32_dump+0xe20/0xe20 [ 60.837203] ? tc_new_tfilter+0x12dd/0x1a90 [ 60.841517] ? lock_downgrade+0x7f0/0x7f0 [ 60.845769] ? kasan_check_write+0x14/0x20 [ 60.850000] ? lockdep_rtnl_is_held+0x15/0x20 [ 60.854499] tc_new_tfilter+0xcb4/0x1a90 [ 60.858550] ? trace_hardirqs_off+0x41/0x180 [ 60.862961] ? tc_del_tfilter+0x12d0/0x12d0 [ 60.867275] ? rcu_lockdep_current_cpu_online+0xe5/0x130 [ 60.872715] ? kfree_skbmem+0x83/0xf0 [ 60.876511] ? mark_held_locks+0x130/0x130 [ 60.880734] ? __local_bh_enable_ip+0x160/0x260 [ 60.885393] ? __dev_queue_xmit+0x1251/0x2910 [ 60.889896] ? lockdep_hardirqs_on+0x421/0x5c0 [ 60.894469] ? __local_bh_enable_ip+0x160/0x260 [ 60.899129] ? __dev_queue_xmit+0x1228/0x2910 [ 60.903628] ? apparmor_cred_transfer+0x4f0/0x4f0 [ 60.908463] ? find_held_lock+0x36/0x1d0 [ 60.912521] ? tc_del_tfilter+0x12d0/0x12d0 [ 60.916849] ? kasan_check_read+0x11/0x20 [ 60.920987] ? tc_del_tfilter+0x12d0/0x12d0 [ 60.925301] rtnetlink_rcv_msg+0x636/0x8f0 [ 60.929521] ? rtnetlink_put_metrics+0x490/0x490 [ 60.934266] ? find_held_lock+0x36/0x1d0 [ 60.938335] netlink_rcv_skb+0x13c/0x380 [ 60.942383] ? lock_downgrade+0x7f0/0x7f0 [ 60.946524] ? rtnetlink_put_metrics+0x490/0x490 [ 60.951264] ? netlink_ack+0x970/0x970 [ 60.955142] ? netlink_deliver_tap+0x182/0xad0 [ 60.959713] rtnetlink_rcv+0x10/0x20 [ 60.963409] netlink_unicast+0x43d/0x640 [ 60.967456] ? netlink_attachskb+0x6c0/0x6c0 [ 60.971849] ? __check_object_size+0x1ea/0x31c [ 60.976420] netlink_sendmsg+0x765/0xc40 [ 60.980473] ? netlink_unicast+0x640/0x640 [ 60.984709] ? apparmor_socket_sendmsg+0x1b/0x20 [ 60.989456] ? netlink_unicast+0x640/0x640 [ 60.993677] sock_sendmsg+0xb5/0xf0 [ 60.997286] ___sys_sendmsg+0x28e/0x950 [ 61.001244] ? find_held_lock+0x36/0x1d0 [ 61.005290] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 61.010036] ? __fget+0x278/0x400 [ 61.013474] ? lock_downgrade+0x7f0/0x7f0 [ 61.017607] ? kasan_check_read+0x11/0x20 [ 61.021741] ? __fget+0x295/0x400 [ 61.025181] ? ksys_dup3+0x2e0/0x2e0 [ 61.028876] ? kasan_check_write+0x14/0x20 [ 61.033094] ? __fget_light+0x174/0x1e0 [ 61.037053] ? __fdget+0xe/0x10 [ 61.040315] ? sockfd_lookup_light+0x1c/0x150 [ 61.044795] __sys_sendmmsg+0x160/0x380 [ 61.048766] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 61.053073] ? kasan_check_write+0x14/0x20 [ 61.057289] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 61.062122] ? __sb_end_write+0xa4/0xd0 [ 61.066078] ? kasan_check_write+0x14/0x20 [ 61.070293] ? fput+0x18/0x120 [ 61.073471] ? ksys_write+0x157/0x1b0 [ 61.077255] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 61.081995] ? do_syscall_64+0x21/0x4d0 [ 61.085962] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.091315] __x64_sys_sendmmsg+0x98/0x100 [ 61.095540] do_syscall_64+0xd0/0x4d0 [ 61.099326] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.104499] RIP: 0033:0x45b349 [ 61.107691] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 61.126587] RSP: 002b:00007f13cea3ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 61.134284] RAX: ffffffffffffffda RBX: 00007f13cea3b6d4 RCX: 000000000045b349 [ 61.141540] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 61.148793] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 61.156047] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 61.163298] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 61.173895] CPU: 1 PID: 7478 Comm: syz-executor.0 Not tainted 5.0.0-rc7-syzkaller #0 [ 61.174832] FAULT_INJECTION: forcing a failure. [ 61.174832] name failslab, interval 1, probability 0, space 0, times 0 [ 61.181790] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.181794] Call Trace: [ 61.181805] dump_stack+0x113/0x167 [ 61.181816] should_fail.cold.4+0x5/0x13 [ 61.181823] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 61.218492] ? lock_downgrade+0x7f0/0x7f0 [ 61.222631] __should_failslab+0xba/0xf0 [ 61.226677] should_failslab+0x9/0x14 [ 61.230462] kmem_cache_alloc+0x47/0x730 [ 61.234508] ? lock_acquire+0x173/0x3d0 [ 61.238483] skb_clone+0x10f/0x320 [ 61.240826] FAULT_INJECTION: forcing a failure. [ 61.240826] name failslab, interval 1, probability 0, space 0, times 0 [ 61.242015] netlink_deliver_tap+0x7a5/0xad0 [ 61.242027] netlink_unicast+0x40c/0x640 [ 61.242035] ? netlink_attachskb+0x6c0/0x6c0 [ 61.254196] FAULT_INJECTION: forcing a failure. [ 61.254196] name failslab, interval 1, probability 0, space 0, times 0 [ 61.257600] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 61.257607] ? aa_sk_perm+0x160/0x790 [ 61.257613] ? import_iovec+0xb8/0x200 [ 61.257624] netlink_sendmsg+0x765/0xc40 [ 61.257634] ? netlink_unicast+0x640/0x640 [ 61.257642] ? apparmor_socket_sendmsg+0x1b/0x20 [ 61.302767] ? netlink_unicast+0x640/0x640 [ 61.306986] sock_sendmsg+0xb5/0xf0 [ 61.310601] ___sys_sendmsg+0x28e/0x950 [ 61.314563] ? find_held_lock+0x36/0x1d0 [ 61.318609] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 61.323371] ? mark_held_locks+0x130/0x130 [ 61.327605] ? lock_downgrade+0x7f0/0x7f0 [ 61.331751] ? kasan_check_read+0x11/0x20 [ 61.335888] ? find_held_lock+0x36/0x1d0 [ 61.339941] ? __might_fault+0xf1/0x1b0 [ 61.343914] __sys_sendmmsg+0x160/0x380 [ 61.347884] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 61.352211] ? kasan_check_write+0x14/0x20 [ 61.356433] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 61.361269] ? __sb_end_write+0xa4/0xd0 [ 61.365230] ? kasan_check_write+0x14/0x20 [ 61.369450] ? fput+0x18/0x120 [ 61.372640] ? ksys_write+0x157/0x1b0 [ 61.376441] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 61.381186] ? do_syscall_64+0x21/0x4d0 [ 61.385151] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.390502] __x64_sys_sendmmsg+0x98/0x100 [ 61.394734] do_syscall_64+0xd0/0x4d0 [ 61.398518] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.403691] RIP: 0033:0x45b349 [ 61.406874] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 61.425766] RSP: 002b:00007f1e86d15c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 61.433457] RAX: ffffffffffffffda RBX: 00007f1e86d166d4 RCX: 000000000045b349 [ 61.440715] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000007 [ 61.447970] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 61.455228] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 61.462483] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 61.469751] CPU: 0 PID: 7483 Comm: syz-executor.2 Not tainted 5.0.0-rc7-syzkaller #0 [ 61.477644] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.487017] Call Trace: [ 61.489592] dump_stack+0x113/0x167 [ 61.493208] should_fail.cold.4+0x5/0x13 [ 61.497256] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 61.502344] ? lock_downgrade+0x7f0/0x7f0 [ 61.506478] ? ___might_sleep+0x16b/0x270 [ 61.510613] __should_failslab+0xba/0xf0 [ 61.514664] should_failslab+0x9/0x14 [ 61.518448] kmem_cache_alloc_node+0x270/0x730 [ 61.523025] ? kasan_check_write+0x14/0x20 [ 61.527246] __alloc_skb+0xa7/0x570 [ 61.530862] ? skb_trim+0x150/0x150 [ 61.534479] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 61.539391] ? aa_sk_perm+0x160/0x790 [ 61.543180] ? import_iovec+0xb8/0x200 [ 61.547051] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 61.552577] netlink_sendmsg+0x810/0xc40 [ 61.556626] ? netlink_unicast+0x640/0x640 [ 61.560961] ? apparmor_socket_sendmsg+0x1b/0x20 [ 61.565700] ? netlink_unicast+0x640/0x640 [ 61.569918] sock_sendmsg+0xb5/0xf0 [ 61.573533] ___sys_sendmsg+0x28e/0x950 [ 61.577494] ? find_held_lock+0x36/0x1d0 [ 61.581541] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 61.586281] ? mark_held_locks+0x130/0x130 [ 61.590511] ? lock_downgrade+0x7f0/0x7f0 [ 61.594647] ? kasan_check_read+0x11/0x20 [ 61.598784] ? find_held_lock+0x36/0x1d0 [ 61.602832] ? __might_fault+0xf1/0x1b0 [ 61.606800] __sys_sendmmsg+0x160/0x380 [ 61.610784] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 61.615101] ? kasan_check_write+0x14/0x20 [ 61.619338] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 61.624171] ? __sb_end_write+0xa4/0xd0 [ 61.628129] ? kasan_check_write+0x14/0x20 [ 61.632354] ? fput+0x18/0x120 [ 61.635539] ? ksys_write+0x157/0x1b0 [ 61.639343] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 61.644091] ? do_syscall_64+0x21/0x4d0 [ 61.648070] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.653434] __x64_sys_sendmmsg+0x98/0x100 [ 61.657672] do_syscall_64+0xd0/0x4d0 [ 61.661477] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.666660] RIP: 0033:0x45b349 [ 61.669949] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 61.688848] RSP: 002b:00007f68bf8f7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 61.696722] RAX: ffffffffffffffda RBX: 00007f68bf8f86d4 RCX: 000000000045b349 [ 61.703977] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000007 [ 61.711234] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 61.718516] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 61.725772] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 61.733042] CPU: 1 PID: 7476 Comm: syz-executor.1 Not tainted 5.0.0-rc7-syzkaller #0 [ 61.740932] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.750274] Call Trace: [ 61.752850] dump_stack+0x113/0x167 [ 61.756463] should_fail.cold.4+0x5/0x13 [ 61.760510] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 61.765598] ? lock_downgrade+0x7f0/0x7f0 [ 61.769728] ? ___might_sleep+0x16b/0x270 [ 61.773862] __should_failslab+0xba/0xf0 [ 61.777910] should_failslab+0x9/0x14 [ 61.781701] kmem_cache_alloc_node+0x270/0x730 [ 61.786279] ? kasan_check_write+0x14/0x20 [ 61.790510] __alloc_skb+0xa7/0x570 [ 61.794123] ? skb_trim+0x150/0x150 [ 61.797736] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 61.802650] ? aa_sk_perm+0x160/0x790 [ 61.806435] ? import_iovec+0xb8/0x200 [ 61.810309] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 61.815833] netlink_sendmsg+0x810/0xc40 [ 61.819880] ? netlink_unicast+0x640/0x640 [ 61.824102] ? apparmor_socket_sendmsg+0x1b/0x20 [ 61.828847] ? netlink_unicast+0x640/0x640 [ 61.833075] sock_sendmsg+0xb5/0xf0 [ 61.836697] ___sys_sendmsg+0x28e/0x950 [ 61.840677] ? find_held_lock+0x36/0x1d0 [ 61.844733] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 61.849489] ? mark_held_locks+0x130/0x130 [ 61.853713] ? lock_downgrade+0x7f0/0x7f0 [ 61.857847] ? kasan_check_read+0x11/0x20 [ 61.861983] ? find_held_lock+0x36/0x1d0 [ 61.866034] ? __might_fault+0xf1/0x1b0 [ 61.870004] __sys_sendmmsg+0x160/0x380 [ 61.873965] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 61.878273] ? kasan_check_write+0x14/0x20 [ 61.882489] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 61.887322] ? __sb_end_write+0xa4/0xd0 [ 61.891279] ? kasan_check_write+0x14/0x20 [ 61.895494] ? fput+0x18/0x120 [ 61.898669] ? ksys_write+0x157/0x1b0 [ 61.902456] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 61.907206] ? do_syscall_64+0x21/0x4d0 [ 61.911165] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.916515] __x64_sys_sendmmsg+0x98/0x100 [ 61.920739] do_syscall_64+0xd0/0x4d0 [ 61.924527] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.929697] RIP: 0033:0x45b349 [ 61.932871] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 61.951758] RSP: 002b:00007fd10ce50c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 61.959454] RAX: ffffffffffffffda RBX: 00007fd10ce516d4 RCX: 000000000045b349 [ 61.966715] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 61.973976] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 61.981239] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 61.988497] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 61.995767] CPU: 0 PID: 7482 Comm: syz-executor.3 Not tainted 5.0.0-rc7-syzkaller #0 [ 62.003656] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.013003] Call Trace: [ 62.015595] dump_stack+0x113/0x167 [ 62.019221] should_fail.cold.4+0x5/0x13 [ 62.023394] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 62.028486] ? lock_downgrade+0x7f0/0x7f0 [ 62.032634] __should_failslab+0xba/0xf0 [ 62.036682] should_failslab+0x9/0x14 [ 62.040477] kmem_cache_alloc+0x47/0x730 [ 62.044543] ? lock_acquire+0x173/0x3d0 [ 62.048514] skb_clone+0x10f/0x320 [ 62.054933] netlink_deliver_tap+0x7a5/0xad0 [ 62.059335] netlink_unicast+0x40c/0x640 [ 62.063395] ? netlink_attachskb+0x6c0/0x6c0 [ 62.067826] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 62.072744] ? aa_sk_perm+0x160/0x790 [ 62.076543] ? import_iovec+0xb8/0x200 [ 62.080423] netlink_sendmsg+0x765/0xc40 [ 62.084478] ? netlink_unicast+0x640/0x640 [ 62.088713] ? apparmor_socket_sendmsg+0x1b/0x20 [ 62.094812] ? netlink_unicast+0x640/0x640 [ 62.099044] sock_sendmsg+0xb5/0xf0 [ 62.102663] ___sys_sendmsg+0x28e/0x950 [ 62.106622] ? find_held_lock+0x36/0x1d0 [ 62.107821] FAULT_INJECTION: forcing a failure. [ 62.107821] name failslab, interval 1, probability 0, space 0, times 0 [ 62.110674] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 62.110683] ? mark_held_locks+0x130/0x130 [ 62.110688] ? lock_downgrade+0x7f0/0x7f0 [ 62.110696] ? kasan_check_read+0x11/0x20 [ 62.110707] ? find_held_lock+0x36/0x1d0 [ 62.110719] ? __might_fault+0xf1/0x1b0 [ 62.110734] __sys_sendmmsg+0x160/0x380 [ 62.110742] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 62.110750] ? kasan_check_write+0x14/0x20 [ 62.110756] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 62.110769] ? __sb_end_write+0xa4/0xd0 [ 62.110775] ? kasan_check_write+0x14/0x20 [ 62.110780] ? fput+0x18/0x120 [ 62.110785] ? ksys_write+0x157/0x1b0 [ 62.110793] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 62.110799] ? do_syscall_64+0x21/0x4d0 [ 62.110805] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.110812] __x64_sys_sendmmsg+0x98/0x100 [ 62.110817] do_syscall_64+0xd0/0x4d0 [ 62.110824] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.110829] RIP: 0033:0x45b349 [ 62.110835] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 62.110837] RSP: 002b:00007f5f541e6c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 62.110843] RAX: ffffffffffffffda RBX: 00007f5f541e76d4 RCX: 000000000045b349 [ 62.110846] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000007 [ 62.110849] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 62.110852] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 62.110855] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 62.118878] CPU: 0 PID: 7479 Comm: syz-executor.4 Not tainted 5.0.0-rc7-syzkaller #0 [ 62.282038] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.291385] Call Trace: [ 62.293967] dump_stack+0x113/0x167 [ 62.297583] should_fail.cold.4+0x5/0x13 [ 62.301644] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 62.306734] ? lock_downgrade+0x7f0/0x7f0 [ 62.310879] ? ___might_sleep+0x16b/0x270 [ 62.315016] __should_failslab+0xba/0xf0 [ 62.319079] should_failslab+0x9/0x14 [ 62.322875] kmem_cache_alloc_node+0x270/0x730 [ 62.327444] ? kasan_check_write+0x14/0x20 [ 62.331678] __alloc_skb+0xa7/0x570 [ 62.335292] ? skb_trim+0x150/0x150 [ 62.338915] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 62.343839] ? aa_sk_perm+0x160/0x790 [ 62.347625] ? import_iovec+0xb8/0x200 [ 62.351507] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 62.357053] netlink_sendmsg+0x810/0xc40 [ 62.361105] ? netlink_unicast+0x640/0x640 [ 62.365337] ? apparmor_socket_sendmsg+0x1b/0x20 [ 62.370087] ? netlink_unicast+0x640/0x640 [ 62.374314] sock_sendmsg+0xb5/0xf0 [ 62.377941] ___sys_sendmsg+0x28e/0x950 [ 62.381914] ? find_held_lock+0x36/0x1d0 [ 62.385981] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 62.390787] ? mark_held_locks+0x130/0x130 [ 62.395023] ? lock_downgrade+0x7f0/0x7f0 [ 62.399230] ? kasan_check_read+0x11/0x20 [ 62.403395] ? find_held_lock+0x36/0x1d0 [ 62.407458] ? __might_fault+0xf1/0x1b0 [ 62.411435] __sys_sendmmsg+0x160/0x380 [ 62.415398] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 62.419725] ? kasan_check_write+0x14/0x20 [ 62.423956] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 62.428970] ? __sb_end_write+0xa4/0xd0 [ 62.432945] ? kasan_check_write+0x14/0x20 [ 62.437179] ? fput+0x18/0x120 [ 62.440357] ? ksys_write+0x157/0x1b0 [ 62.444152] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 62.448896] ? do_syscall_64+0x21/0x4d0 [ 62.452866] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.459174] __x64_sys_sendmmsg+0x98/0x100 [ 62.463406] do_syscall_64+0xd0/0x4d0 [ 62.467195] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.472370] RIP: 0033:0x45b349 [ 62.475552] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 62.494446] RSP: 002b:00007f4c63becc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 62.502145] RAX: ffffffffffffffda RBX: 00007f4c63bed6d4 RCX: 000000000045b349 [ 62.509412] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 62.516696] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 62.523959] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 62.531222] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 62.538498] CPU: 1 PID: 7488 Comm: syz-executor.5 Not tainted 5.0.0-rc7-syzkaller #0 [ 62.546391] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.555738] Call Trace: [ 62.558315] dump_stack+0x113/0x167 [ 62.561939] should_fail.cold.4+0x5/0x13 [ 62.566003] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 62.571102] ? lock_downgrade+0x7f0/0x7f0 [ 62.575252] __should_failslab+0xba/0xf0 [ 62.579529] should_failslab+0x9/0x14 [ 62.583318] kmem_cache_alloc+0x47/0x730 [ 62.587370] ? lock_acquire+0x173/0x3d0 [ 62.591414] skb_clone+0x10f/0x320 [ 62.594935] netlink_deliver_tap+0x7a5/0xad0 [ 62.599379] netlink_unicast+0x40c/0x640 [ 62.603425] ? netlink_attachskb+0x6c0/0x6c0 [ 62.607816] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 62.612723] ? aa_sk_perm+0x160/0x790 [ 62.616505] ? import_iovec+0xb8/0x200 [ 62.620383] netlink_sendmsg+0x765/0xc40 [ 62.621622] FAULT_INJECTION: forcing a failure. [ 62.621622] name failslab, interval 1, probability 0, space 0, times 0 [ 62.624429] ? netlink_unicast+0x640/0x640 [ 62.624440] ? apparmor_socket_sendmsg+0x1b/0x20 [ 62.624447] ? netlink_unicast+0x640/0x640 [ 62.624453] sock_sendmsg+0xb5/0xf0 [ 62.624460] ___sys_sendmsg+0x28e/0x950 [ 62.656460] ? find_held_lock+0x36/0x1d0 [ 62.660550] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 62.665294] ? mark_held_locks+0x130/0x130 [ 62.669520] ? lock_downgrade+0x7f0/0x7f0 [ 62.673665] ? kasan_check_read+0x11/0x20 [ 62.677812] ? find_held_lock+0x36/0x1d0 [ 62.681864] ? __might_fault+0xf1/0x1b0 [ 62.685832] __sys_sendmmsg+0x160/0x380 [ 62.689802] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 62.694125] ? kasan_check_write+0x14/0x20 [ 62.698348] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 62.703187] ? __sb_end_write+0xa4/0xd0 [ 62.707148] ? kasan_check_write+0x14/0x20 [ 62.711373] ? fput+0x18/0x120 [ 62.714559] ? ksys_write+0x157/0x1b0 [ 62.718359] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 62.723111] ? do_syscall_64+0x21/0x4d0 [ 62.727072] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.732430] __x64_sys_sendmmsg+0x98/0x100 [ 62.736698] do_syscall_64+0xd0/0x4d0 [ 62.740495] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.745685] RIP: 0033:0x45b349 [ 62.748867] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 62.767768] RSP: 002b:00007f13ce9f8c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 62.775471] RAX: ffffffffffffffda RBX: 00007f13ce9f96d4 RCX: 000000000045b349 [ 62.782734] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000007 [ 62.790039] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 62.797309] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 62.804570] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 62.811851] CPU: 0 PID: 7492 Comm: syz-executor.1 Not tainted 5.0.0-rc7-syzkaller #0 [ 62.819734] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.829162] Call Trace: [ 62.831750] dump_stack+0x113/0x167 [ 62.835722] should_fail.cold.4+0x5/0x13 [ 62.839795] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 62.844981] ? lock_downgrade+0x7f0/0x7f0 [ 62.849123] __should_failslab+0xba/0xf0 [ 62.853178] should_failslab+0x9/0x14 [ 62.856973] kmem_cache_alloc+0x47/0x730 [ 62.861027] ? lock_acquire+0x173/0x3d0 [ 62.865015] skb_clone+0x10f/0x320 [ 62.868593] netlink_deliver_tap+0x7a5/0xad0 [ 62.873000] netlink_unicast+0x40c/0x640 [ 62.877170] ? netlink_attachskb+0x6c0/0x6c0 [ 62.881633] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 62.886549] ? aa_sk_perm+0x160/0x790 [ 62.890335] ? import_iovec+0xb8/0x200 [ 62.894223] netlink_sendmsg+0x765/0xc40 [ 62.898272] ? netlink_unicast+0x640/0x640 [ 62.902499] ? apparmor_socket_sendmsg+0x1b/0x20 [ 62.907240] ? netlink_unicast+0x640/0x640 [ 62.911478] sock_sendmsg+0xb5/0xf0 [ 62.915110] ___sys_sendmsg+0x28e/0x950 [ 62.919084] ? find_held_lock+0x36/0x1d0 [ 62.919959] FAULT_INJECTION: forcing a failure. [ 62.919959] name failslab, interval 1, probability 0, space 0, times 0 [ 62.923134] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 62.923142] ? mark_held_locks+0x130/0x130 [ 62.923147] ? lock_downgrade+0x7f0/0x7f0 [ 62.923155] ? kasan_check_read+0x11/0x20 [ 62.923166] ? find_held_lock+0x36/0x1d0 [ 62.923177] ? __might_fault+0xf1/0x1b0 [ 62.923192] __sys_sendmmsg+0x160/0x380 [ 62.923200] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 62.967965] ? kasan_check_write+0x14/0x20 [ 62.972196] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 62.977054] ? __sb_end_write+0xa4/0xd0 [ 62.981026] ? kasan_check_write+0x14/0x20 [ 62.985247] ? fput+0x18/0x120 [ 62.988433] ? ksys_write+0x157/0x1b0 [ 62.992229] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 62.996980] ? do_syscall_64+0x21/0x4d0 [ 63.000942] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.006296] __x64_sys_sendmmsg+0x98/0x100 [ 63.010527] do_syscall_64+0xd0/0x4d0 [ 63.014314] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.019487] RIP: 0033:0x45b349 [ 63.022678] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 63.041580] RSP: 002b:00007fd10ce50c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 63.049286] RAX: ffffffffffffffda RBX: 00007fd10ce516d4 RCX: 000000000045b349 [ 63.056656] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 63.063918] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 63.071179] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 63.078440] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 63.085715] CPU: 1 PID: 7496 Comm: syz-executor.4 Not tainted 5.0.0-rc7-syzkaller #0 [ 63.093604] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.102996] Call Trace: [ 63.105580] dump_stack+0x113/0x167 [ 63.109199] should_fail.cold.4+0x5/0x13 [ 63.113245] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 63.118333] ? lock_downgrade+0x7f0/0x7f0 [ 63.122480] ? ___might_sleep+0x16b/0x270 [ 63.126621] __should_failslab+0xba/0xf0 [ 63.130661] should_failslab+0x9/0x14 [ 63.134447] kmem_cache_alloc_node+0x270/0x730 [ 63.139008] ? kasan_check_write+0x14/0x20 [ 63.143230] __alloc_skb+0xa7/0x570 [ 63.146836] ? skb_trim+0x150/0x150 [ 63.150439] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 63.155359] ? aa_sk_perm+0x160/0x790 [ 63.159141] ? import_iovec+0xb8/0x200 [ 63.163011] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 63.168534] netlink_sendmsg+0x810/0xc40 [ 63.172645] ? netlink_unicast+0x640/0x640 [ 63.176955] ? apparmor_socket_sendmsg+0x1b/0x20 [ 63.181707] ? netlink_unicast+0x640/0x640 [ 63.185926] sock_sendmsg+0xb5/0xf0 [ 63.189542] ___sys_sendmsg+0x28e/0x950 [ 63.193511] ? find_held_lock+0x36/0x1d0 [ 63.197661] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 63.202399] ? mark_held_locks+0x130/0x130 [ 63.206619] ? lock_downgrade+0x7f0/0x7f0 [ 63.210749] ? kasan_check_read+0x11/0x20 [ 63.214895] ? find_held_lock+0x36/0x1d0 [ 63.218949] ? __might_fault+0xf1/0x1b0 [ 63.222916] __sys_sendmmsg+0x160/0x380 [ 63.226872] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 63.231224] ? kasan_check_write+0x14/0x20 [ 63.235458] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 63.240336] ? __sb_end_write+0xa4/0xd0 [ 63.244307] ? kasan_check_write+0x14/0x20 [ 63.248531] ? fput+0x18/0x120 [ 63.251706] ? ksys_write+0x157/0x1b0 [ 63.255495] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 63.260244] ? do_syscall_64+0x21/0x4d0 [ 63.264221] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.269571] __x64_sys_sendmmsg+0x98/0x100 [ 63.273795] do_syscall_64+0xd0/0x4d0 [ 63.277592] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.282771] RIP: 0033:0x45b349 [ 63.285954] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 63.304838] RSP: 002b:00007f4c63becc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 63.312526] RAX: ffffffffffffffda RBX: 00007f4c63bed6d4 RCX: 000000000045b349 [ 63.319785] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 63.327040] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 63.334290] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 63.341543] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 63.421038] FAULT_INJECTION: forcing a failure. [ 63.421038] name failslab, interval 1, probability 0, space 0, times 0 [ 63.451600] CPU: 0 PID: 7502 Comm: syz-executor.3 Not tainted 5.0.0-rc7-syzkaller #0 [ 63.459505] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.465014] FAULT_INJECTION: forcing a failure. [ 63.465014] name failslab, interval 1, probability 0, space 0, times 0 [ 63.468846] Call Trace: [ 63.468861] dump_stack+0x113/0x167 [ 63.468873] should_fail.cold.4+0x5/0x13 [ 63.468882] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 63.468889] ? lock_downgrade+0x7f0/0x7f0 [ 63.468896] ? ___might_sleep+0x16b/0x270 [ 63.482936] FAULT_INJECTION: forcing a failure. [ 63.482936] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 63.486264] __should_failslab+0xba/0xf0 [ 63.519472] should_failslab+0x9/0x14 [ 63.523261] kmem_cache_alloc_trace+0x2d8/0x740 [ 63.527918] u32_change+0x7b5/0x31b8 [ 63.531631] ? find_held_lock+0x36/0x1d0 [ 63.535701] ? u32_dump+0xe20/0xe20 [ 63.539319] ? tc_new_tfilter+0x12dd/0x1a90 [ 63.543641] ? lock_downgrade+0x7f0/0x7f0 [ 63.547794] ? kasan_check_write+0x14/0x20 [ 63.552022] ? lockdep_rtnl_is_held+0x15/0x20 [ 63.556515] tc_new_tfilter+0xcb4/0x1a90 [ 63.560579] ? trace_hardirqs_off+0x41/0x180 [ 63.564987] ? tc_del_tfilter+0x12d0/0x12d0 [ 63.569291] ? rcu_lockdep_current_cpu_online+0xe5/0x130 [ 63.574732] ? kfree_skbmem+0x83/0xf0 [ 63.578524] ? mark_held_locks+0x130/0x130 [ 63.582867] ? __local_bh_enable_ip+0x160/0x260 [ 63.587530] ? __dev_queue_xmit+0x1251/0x2910 [ 63.592027] ? lockdep_hardirqs_on+0x421/0x5c0 [ 63.596590] ? __local_bh_enable_ip+0x160/0x260 [ 63.601250] ? __dev_queue_xmit+0x1228/0x2910 [ 63.605731] ? apparmor_cred_transfer+0x4f0/0x4f0 [ 63.610574] ? find_held_lock+0x36/0x1d0 [ 63.614629] ? tc_del_tfilter+0x12d0/0x12d0 [ 63.618934] ? kasan_check_read+0x11/0x20 [ 63.623088] ? tc_del_tfilter+0x12d0/0x12d0 [ 63.627407] rtnetlink_rcv_msg+0x636/0x8f0 [ 63.631638] ? rtnetlink_put_metrics+0x490/0x490 [ 63.636379] ? find_held_lock+0x36/0x1d0 [ 63.640442] netlink_rcv_skb+0x13c/0x380 [ 63.644496] ? lock_downgrade+0x7f0/0x7f0 [ 63.648627] ? rtnetlink_put_metrics+0x490/0x490 [ 63.653378] ? netlink_ack+0x970/0x970 [ 63.657263] ? netlink_deliver_tap+0x182/0xad0 [ 63.661836] rtnetlink_rcv+0x10/0x20 [ 63.665542] netlink_unicast+0x43d/0x640 [ 63.669700] ? netlink_attachskb+0x6c0/0x6c0 [ 63.674109] ? __check_object_size+0x1ea/0x31c [ 63.678689] netlink_sendmsg+0x765/0xc40 [ 63.682753] ? netlink_unicast+0x640/0x640 [ 63.686976] ? apparmor_socket_sendmsg+0x1b/0x20 [ 63.691730] ? netlink_unicast+0x640/0x640 [ 63.695952] sock_sendmsg+0xb5/0xf0 [ 63.699574] ___sys_sendmsg+0x28e/0x950 [ 63.703537] ? find_held_lock+0x36/0x1d0 [ 63.707593] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 63.712344] ? __fget+0x278/0x400 [ 63.715783] ? lock_downgrade+0x7f0/0x7f0 [ 63.719921] ? kasan_check_read+0x11/0x20 [ 63.724181] ? __fget+0x295/0x400 [ 63.727618] ? ksys_dup3+0x2e0/0x2e0 [ 63.731315] ? kasan_check_write+0x14/0x20 [ 63.735541] ? __fget_light+0x174/0x1e0 [ 63.739498] ? __fdget+0xe/0x10 [ 63.742771] ? sockfd_lookup_light+0x1c/0x150 [ 63.747251] __sys_sendmmsg+0x160/0x380 [ 63.751222] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 63.755535] ? kasan_check_write+0x14/0x20 [ 63.759762] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 63.764598] ? __sb_end_write+0xa4/0xd0 [ 63.768565] ? kasan_check_write+0x14/0x20 [ 63.772782] ? fput+0x18/0x120 [ 63.775970] ? ksys_write+0x157/0x1b0 [ 63.779763] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 63.784518] ? do_syscall_64+0x21/0x4d0 [ 63.788478] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.793841] __x64_sys_sendmmsg+0x98/0x100 [ 63.798063] do_syscall_64+0xd0/0x4d0 [ 63.801851] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.807024] RIP: 0033:0x45b349 [ 63.810212] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 63.829108] RSP: 002b:00007f5f54228c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 63.836811] RAX: ffffffffffffffda RBX: 00007f5f542296d4 RCX: 000000000045b349 [ 63.844076] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 63.851336] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 63.858598] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 63.865856] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 63.873140] CPU: 1 PID: 7520 Comm: syz-executor.4 Not tainted 5.0.0-rc7-syzkaller #0 [ 63.881022] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.890375] Call Trace: [ 63.892961] dump_stack+0x113/0x167 [ 63.896595] should_fail.cold.4+0x5/0x13 [ 63.900645] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 63.905732] ? __lock_acquire+0x5d6/0x4760 [ 63.909966] should_fail_alloc_page+0x50/0x60 [ 63.914454] __alloc_pages_nodemask+0x186/0x730 [ 63.919132] ? __alloc_pages_slowpath+0x2660/0x2660 [ 63.924147] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 63.929248] cache_grow_begin+0x91/0x8b0 [ 63.933297] ? kmem_cache_alloc+0x9c/0x730 [ 63.937652] kmem_cache_alloc+0x668/0x730 [ 63.941798] skb_clone+0x10f/0x320 [ 63.945338] netlink_deliver_tap+0x7a5/0xad0 [ 63.949743] netlink_unicast+0x40c/0x640 [ 63.953799] ? netlink_attachskb+0x6c0/0x6c0 [ 63.958193] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 63.963119] ? aa_sk_perm+0x160/0x790 [ 63.966996] ? import_iovec+0xb8/0x200 [ 63.970883] netlink_sendmsg+0x765/0xc40 [ 63.975029] ? netlink_unicast+0x640/0x640 [ 63.979254] ? apparmor_socket_sendmsg+0x1b/0x20 [ 63.984005] ? netlink_unicast+0x640/0x640 [ 63.988235] sock_sendmsg+0xb5/0xf0 [ 63.991859] ___sys_sendmsg+0x28e/0x950 [ 63.995831] ? find_held_lock+0x36/0x1d0 [ 63.999881] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 64.004624] ? mark_held_locks+0x130/0x130 [ 64.008857] ? lock_downgrade+0x7f0/0x7f0 [ 64.012994] ? kasan_check_read+0x11/0x20 [ 64.017132] ? find_held_lock+0x36/0x1d0 [ 64.021188] ? __might_fault+0xf1/0x1b0 [ 64.025168] __sys_sendmmsg+0x160/0x380 [ 64.029136] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 64.033456] ? kasan_check_write+0x14/0x20 [ 64.037676] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 64.042517] ? __sb_end_write+0xa4/0xd0 [ 64.046487] ? kasan_check_write+0x14/0x20 [ 64.050711] ? fput+0x18/0x120 [ 64.053886] ? ksys_write+0x157/0x1b0 [ 64.057671] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 64.062418] ? do_syscall_64+0x21/0x4d0 [ 64.066382] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.071742] __x64_sys_sendmmsg+0x98/0x100 [ 64.075982] do_syscall_64+0xd0/0x4d0 [ 64.079772] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.084953] RIP: 0033:0x45b349 [ 64.088132] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 64.107026] RSP: 002b:00007f4c63becc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 64.114727] RAX: ffffffffffffffda RBX: 00007f4c63bed6d4 RCX: 000000000045b349 [ 64.121993] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 64.129251] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 64.136512] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 64.143777] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 64.151049] CPU: 0 PID: 7516 Comm: syz-executor.5 Not tainted 5.0.0-rc7-syzkaller #0 [ 64.158933] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.168375] Call Trace: [ 64.170961] dump_stack+0x113/0x167 [ 64.174589] should_fail.cold.4+0x5/0x13 [ 64.178689] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 64.181089] FAULT_INJECTION: forcing a failure. [ 64.181089] name failslab, interval 1, probability 0, space 0, times 0 [ 64.183781] ? lock_downgrade+0x7f0/0x7f0 [ 64.183793] __should_failslab+0xba/0xf0 [ 64.183801] should_failslab+0x9/0x14 [ 64.183807] kmem_cache_alloc+0x47/0x730 [ 64.183814] ? lock_acquire+0x173/0x3d0 [ 64.215052] skb_clone+0x10f/0x320 [ 64.218590] netlink_deliver_tap+0x7a5/0xad0 [ 64.222995] netlink_unicast+0x40c/0x640 [ 64.227057] ? netlink_attachskb+0x6c0/0x6c0 [ 64.231463] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 64.236396] ? aa_sk_perm+0x160/0x790 [ 64.240277] ? import_iovec+0xb8/0x200 [ 64.244158] netlink_sendmsg+0x765/0xc40 [ 64.248216] ? netlink_unicast+0x640/0x640 [ 64.252445] ? apparmor_socket_sendmsg+0x1b/0x20 [ 64.257192] ? netlink_unicast+0x640/0x640 [ 64.261418] sock_sendmsg+0xb5/0xf0 [ 64.265034] ___sys_sendmsg+0x28e/0x950 [ 64.268992] ? find_held_lock+0x36/0x1d0 [ 64.273058] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 64.277880] ? mark_held_locks+0x130/0x130 [ 64.282114] ? lock_downgrade+0x7f0/0x7f0 [ 64.286260] ? kasan_check_read+0x11/0x20 [ 64.290407] ? find_held_lock+0x36/0x1d0 [ 64.294472] ? __might_fault+0xf1/0x1b0 [ 64.298448] __sys_sendmmsg+0x160/0x380 [ 64.302413] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 64.306728] ? kasan_check_write+0x14/0x20 [ 64.310957] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 64.315804] ? __sb_end_write+0xa4/0xd0 [ 64.319785] ? kasan_check_write+0x14/0x20 [ 64.324023] ? fput+0x18/0x120 [ 64.327209] ? ksys_write+0x157/0x1b0 [ 64.331006] ? __sched_text_start+0x8/0x8 [ 64.335160] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 64.339908] ? do_syscall_64+0x21/0x4d0 [ 64.343868] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.349222] __x64_sys_sendmmsg+0x98/0x100 [ 64.353453] do_syscall_64+0xd0/0x4d0 [ 64.357247] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.362428] RIP: 0033:0x45b349 [ 64.365607] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 64.384500] RSP: 002b:00007f13cea19c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 64.392202] RAX: ffffffffffffffda RBX: 00007f13cea1a6d4 RCX: 000000000045b349 [ 64.399573] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 64.406850] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 64.414110] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 64.421427] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 64.428797] CPU: 1 PID: 7518 Comm: syz-executor.2 Not tainted 5.0.0-rc7-syzkaller #0 [ 64.436746] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.446101] Call Trace: [ 64.448689] dump_stack+0x113/0x167 [ 64.452336] should_fail.cold.4+0x5/0x13 [ 64.456403] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 64.461527] ? lock_downgrade+0x7f0/0x7f0 [ 64.465673] ? ___might_sleep+0x16b/0x270 [ 64.469816] __should_failslab+0xba/0xf0 [ 64.473890] should_failslab+0x9/0x14 [ 64.477686] kmem_cache_alloc_node+0x270/0x730 [ 64.482257] ? kasan_check_write+0x14/0x20 [ 64.486474] __alloc_skb+0xa7/0x570 [ 64.490103] ? skb_trim+0x150/0x150 [ 64.493719] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 64.498662] ? aa_sk_perm+0x160/0x790 [ 64.502448] ? import_iovec+0xb8/0x200 [ 64.506318] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 64.511841] netlink_sendmsg+0x810/0xc40 [ 64.515891] ? netlink_unicast+0x640/0x640 [ 64.516024] FAULT_INJECTION: forcing a failure. [ 64.516024] name failslab, interval 1, probability 0, space 0, times 0 [ 64.520124] ? apparmor_socket_sendmsg+0x1b/0x20 [ 64.520133] ? netlink_unicast+0x640/0x640 [ 64.520140] sock_sendmsg+0xb5/0xf0 [ 64.520148] ___sys_sendmsg+0x28e/0x950 [ 64.520155] ? find_held_lock+0x36/0x1d0 [ 64.520162] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 64.520169] ? mark_held_locks+0x130/0x130 [ 64.520174] ? lock_downgrade+0x7f0/0x7f0 [ 64.520181] ? kasan_check_read+0x11/0x20 [ 64.520193] ? find_held_lock+0x36/0x1d0 [ 64.573246] ? __might_fault+0xf1/0x1b0 [ 64.577224] __sys_sendmmsg+0x160/0x380 [ 64.581189] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 64.585508] ? kasan_check_write+0x14/0x20 [ 64.589741] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 64.594582] ? __sb_end_write+0xa4/0xd0 [ 64.598550] ? kasan_check_write+0x14/0x20 [ 64.602804] ? fput+0x18/0x120 [ 64.606000] ? ksys_write+0x157/0x1b0 [ 64.609795] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 64.614534] ? do_syscall_64+0x21/0x4d0 [ 64.618511] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.623878] __x64_sys_sendmmsg+0x98/0x100 [ 64.628111] do_syscall_64+0xd0/0x4d0 [ 64.631971] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.637153] RIP: 0033:0x45b349 [ 64.640372] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 64.659271] RSP: 002b:00007f68bf918c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 64.666968] RAX: ffffffffffffffda RBX: 00007f68bf9196d4 RCX: 000000000045b349 [ 64.674232] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 64.681496] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 64.688760] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 64.696021] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 64.703294] CPU: 0 PID: 7524 Comm: syz-executor.5 Not tainted 5.0.0-rc7-syzkaller #0 [ 64.711175] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.720519] Call Trace: [ 64.723093] dump_stack+0x113/0x167 [ 64.726703] should_fail.cold.4+0x5/0x13 [ 64.730750] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 64.735846] ? lock_downgrade+0x7f0/0x7f0 [ 64.739973] ? ___might_sleep+0x16b/0x270 [ 64.744108] __should_failslab+0xba/0xf0 [ 64.748153] should_failslab+0x9/0x14 [ 64.751947] kmem_cache_alloc_node+0x270/0x730 [ 64.756567] ? kasan_check_write+0x14/0x20 [ 64.760788] __alloc_skb+0xa7/0x570 [ 64.764395] ? skb_trim+0x150/0x150 [ 64.768059] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 64.773073] ? aa_sk_perm+0x160/0x790 [ 64.776915] ? import_iovec+0xb8/0x200 [ 64.780795] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 64.786333] netlink_sendmsg+0x810/0xc40 [ 64.790389] ? netlink_unicast+0x640/0x640 [ 64.794619] ? apparmor_socket_sendmsg+0x1b/0x20 [ 64.799359] ? netlink_unicast+0x640/0x640 [ 64.803578] sock_sendmsg+0xb5/0xf0 [ 64.807319] ___sys_sendmsg+0x28e/0x950 [ 64.811285] ? find_held_lock+0x36/0x1d0 [ 64.815334] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 64.820083] ? mark_held_locks+0x130/0x130 [ 64.824308] ? lock_downgrade+0x7f0/0x7f0 [ 64.828447] ? kasan_check_read+0x11/0x20 [ 64.832594] ? find_held_lock+0x36/0x1d0 [ 64.836645] ? __might_fault+0xf1/0x1b0 [ 64.840606] __sys_sendmmsg+0x160/0x380 [ 64.844566] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 64.848876] ? kasan_check_write+0x14/0x20 [ 64.853101] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 64.857936] ? __sb_end_write+0xa4/0xd0 [ 64.861935] ? kasan_check_write+0x14/0x20 [ 64.866155] ? fput+0x18/0x120 [ 64.869379] ? ksys_write+0x157/0x1b0 [ 64.873178] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 64.877926] ? do_syscall_64+0x21/0x4d0 [ 64.881897] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.887248] __x64_sys_sendmmsg+0x98/0x100 [ 64.891476] do_syscall_64+0xd0/0x4d0 [ 64.895279] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.900623] RIP: 0033:0x45b349 [ 64.903798] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 64.922685] RSP: 002b:00007f13cea19c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 64.930389] RAX: ffffffffffffffda RBX: 00007f13cea1a6d4 RCX: 000000000045b349 [ 64.937657] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 64.944911] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 64.952170] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 64.959481] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 65.037034] FAULT_INJECTION: forcing a failure. [ 65.037034] name failslab, interval 1, probability 0, space 0, times 0 [ 65.049042] CPU: 1 PID: 7531 Comm: syz-executor.2 Not tainted 5.0.0-rc7-syzkaller #0 [ 65.056930] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.066287] Call Trace: [ 65.068874] dump_stack+0x113/0x167 [ 65.072505] should_fail.cold.4+0x5/0x13 [ 65.076571] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 65.081832] ? lock_downgrade+0x7f0/0x7f0 [ 65.086093] ? ___might_sleep+0x16b/0x270 [ 65.090248] __should_failslab+0xba/0xf0 [ 65.094307] should_failslab+0x9/0x14 [ 65.098108] kmem_cache_alloc_node+0x270/0x730 [ 65.102687] ? kasan_check_write+0x14/0x20 [ 65.106936] __alloc_skb+0xa7/0x570 [ 65.110554] ? skb_trim+0x150/0x150 [ 65.114180] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 65.119106] ? aa_sk_perm+0x160/0x790 [ 65.122893] ? import_iovec+0xb8/0x200 [ 65.126769] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 65.132311] netlink_sendmsg+0x810/0xc40 [ 65.136368] ? netlink_unicast+0x640/0x640 [ 65.140603] ? apparmor_socket_sendmsg+0x1b/0x20 [ 65.145364] ? netlink_unicast+0x640/0x640 [ 65.149594] sock_sendmsg+0xb5/0xf0 [ 65.153213] ___sys_sendmsg+0x28e/0x950 [ 65.157177] ? find_held_lock+0x36/0x1d0 [ 65.161226] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 65.165985] ? mark_held_locks+0x130/0x130 [ 65.170217] ? lock_downgrade+0x7f0/0x7f0 [ 65.174373] ? kasan_check_read+0x11/0x20 [ 65.178545] ? find_held_lock+0x36/0x1d0 [ 65.182609] ? __might_fault+0xf1/0x1b0 [ 65.186587] __sys_sendmmsg+0x160/0x380 [ 65.190556] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 65.194884] ? kasan_check_write+0x14/0x20 [ 65.199115] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 65.203962] ? __sb_end_write+0xa4/0xd0 [ 65.207944] ? kasan_check_write+0x14/0x20 [ 65.212168] ? fput+0x18/0x120 [ 65.215453] ? ksys_write+0x157/0x1b0 [ 65.219249] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 65.223991] ? do_syscall_64+0x21/0x4d0 [ 65.227961] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.233333] __x64_sys_sendmmsg+0x98/0x100 [ 65.237560] do_syscall_64+0xd0/0x4d0 [ 65.241416] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.246613] RIP: 0033:0x45b349 [ 65.249805] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 65.268704] RSP: 002b:00007f68bf918c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 65.276409] RAX: ffffffffffffffda RBX: 00007f68bf9196d4 RCX: 000000000045b349 [ 65.283675] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 65.290939] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 65.298203] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 65.305471] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 65.315570] FAULT_INJECTION: forcing a failure. [ 65.315570] name failslab, interval 1, probability 0, space 0, times 0 [ 65.328675] CPU: 1 PID: 7532 Comm: syz-executor.5 Not tainted 5.0.0-rc7-syzkaller #0 [ 65.336566] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.345916] Call Trace: [ 65.348498] dump_stack+0x113/0x167 [ 65.352128] should_fail.cold.4+0x5/0x13 [ 65.356187] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 65.361284] ? lock_downgrade+0x7f0/0x7f0 [ 65.365420] ? ___might_sleep+0x16b/0x270 [ 65.369564] __should_failslab+0xba/0xf0 [ 65.373725] should_failslab+0x9/0x14 [ 65.377536] kmem_cache_alloc_node+0x270/0x730 [ 65.382115] ? kasan_check_write+0x14/0x20 [ 65.386354] __alloc_skb+0xa7/0x570 [ 65.389978] ? skb_trim+0x150/0x150 [ 65.393595] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 65.398513] ? aa_sk_perm+0x160/0x790 [ 65.402312] ? import_iovec+0xb8/0x200 [ 65.406198] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 65.411741] netlink_sendmsg+0x810/0xc40 [ 65.415807] ? netlink_unicast+0x640/0x640 [ 65.420043] ? apparmor_socket_sendmsg+0x1b/0x20 [ 65.424792] ? netlink_unicast+0x640/0x640 [ 65.429021] sock_sendmsg+0xb5/0xf0 [ 65.432642] ___sys_sendmsg+0x28e/0x950 [ 65.436627] ? find_held_lock+0x36/0x1d0 [ 65.440685] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 65.445440] ? mark_held_locks+0x130/0x130 [ 65.449664] ? lock_downgrade+0x7f0/0x7f0 [ 65.453934] ? kasan_check_read+0x11/0x20 [ 65.458104] ? find_held_lock+0x36/0x1d0 [ 65.462162] ? __might_fault+0xf1/0x1b0 [ 65.466141] __sys_sendmmsg+0x160/0x380 [ 65.470122] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 65.474446] ? kasan_check_write+0x14/0x20 [ 65.478681] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 65.483525] ? __sb_end_write+0xa4/0xd0 [ 65.487490] ? kasan_check_write+0x14/0x20 [ 65.491719] ? fput+0x18/0x120 [ 65.494902] ? ksys_write+0x157/0x1b0 [ 65.498700] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 65.503452] ? do_syscall_64+0x21/0x4d0 [ 65.508811] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.514174] __x64_sys_sendmmsg+0x98/0x100 [ 65.518413] do_syscall_64+0xd0/0x4d0 [ 65.522208] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.527391] RIP: 0033:0x45b349 [ 65.530578] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 65.549470] RSP: 002b:00007f13cea19c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 65.557159] RAX: ffffffffffffffda RBX: 00007f13cea1a6d4 RCX: 000000000045b349 [ 65.564410] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 65.571663] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 65.578916] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 65.586176] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 65.599288] FAULT_INJECTION: forcing a failure. [ 65.599288] name failslab, interval 1, probability 0, space 0, times 0 [ 65.612253] CPU: 0 PID: 7519 Comm: syz-executor.0 Not tainted 5.0.0-rc7-syzkaller #0 [ 65.620142] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.629480] Call Trace: [ 65.632056] dump_stack+0x113/0x167 [ 65.635676] should_fail.cold.4+0x5/0x13 [ 65.639714] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 65.644795] ? lock_downgrade+0x7f0/0x7f0 [ 65.648923] ? ___might_sleep+0x16b/0x270 [ 65.653061] __should_failslab+0xba/0xf0 [ 65.657106] should_failslab+0x9/0x14 [ 65.660887] __kmalloc+0x2e1/0x760 [ 65.664405] ? wait_for_completion+0x460/0x460 [ 65.669070] ? tcf_idr_create+0x56/0x6d0 [ 65.673118] tcf_idr_create+0x56/0x6d0 [ 65.676988] ? mutex_unlock+0xd/0x10 [ 65.680682] tcf_police_init+0xb49/0x1270 [ 65.684809] ? tcf_police_act+0xef0/0xef0 [ 65.688941] ? kasan_check_write+0x14/0x20 [ 65.693158] ? do_raw_read_unlock+0x3f/0x70 [ 65.697466] tcf_action_init_1+0x1b0/0xb40 [ 65.701679] ? tcf_action_dump_old+0x90/0x90 [ 65.706068] ? netlink_sendmsg+0x765/0xc40 [ 65.710290] ? ___sys_sendmsg+0x28e/0x950 [ 65.714418] ? __sys_sendmmsg+0x160/0x380 [ 65.718544] ? __x64_sys_sendmmsg+0x98/0x100 [ 65.722942] ? do_syscall_64+0xd0/0x4d0 [ 65.726902] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.732258] ? __lock_acquire+0x5d6/0x4760 [ 65.736498] ? __lock_acquire+0x5d6/0x4760 [ 65.740724] tcf_exts_validate+0xf9/0x4d0 [ 65.744858] ? __lock_is_held+0xb5/0x140 [ 65.748962] ? tcf_exts_change+0x150/0x150 [ 65.753197] ? rcu_lockdep_current_cpu_online+0xe5/0x130 [ 65.758638] ? u32_change+0x7b5/0x31b8 [ 65.762514] u32_set_parms+0x39/0x770 [ 65.766302] u32_change+0x8c9/0x31b8 [ 65.770114] ? find_held_lock+0x36/0x1d0 [ 65.774167] ? u32_dump+0xe20/0xe20 [ 65.777778] ? tc_new_tfilter+0x12dd/0x1a90 [ 65.782080] ? lock_downgrade+0x7f0/0x7f0 [ 65.786215] ? kasan_check_write+0x14/0x20 [ 65.792401] ? lockdep_rtnl_is_held+0x15/0x20 [ 65.796893] tc_new_tfilter+0xcb4/0x1a90 [ 65.801005] ? kasan_check_read+0x11/0x20 [ 65.805150] ? tc_del_tfilter+0x12d0/0x12d0 [ 65.809462] ? mark_held_locks+0x130/0x130 [ 65.813684] ? __local_bh_enable_ip+0x160/0x260 [ 65.818347] ? __dev_queue_xmit+0x1251/0x2910 [ 65.822900] ? lockdep_hardirqs_on+0x421/0x5c0 [ 65.827466] ? __local_bh_enable_ip+0x160/0x260 [ 65.832124] ? __dev_queue_xmit+0x1228/0x2910 [ 65.836609] ? apparmor_cred_transfer+0x4f0/0x4f0 [ 65.841439] ? find_held_lock+0x36/0x1d0 [ 65.845490] ? tc_del_tfilter+0x12d0/0x12d0 [ 65.849794] ? kasan_check_read+0x11/0x20 [ 65.853929] ? tc_del_tfilter+0x12d0/0x12d0 [ 65.858246] rtnetlink_rcv_msg+0x636/0x8f0 [ 65.862466] ? rtnetlink_put_metrics+0x490/0x490 [ 65.867230] ? find_held_lock+0x36/0x1d0 [ 65.871390] netlink_rcv_skb+0x13c/0x380 [ 65.875440] ? lock_downgrade+0x7f0/0x7f0 [ 65.879572] ? rtnetlink_put_metrics+0x490/0x490 [ 65.884306] ? netlink_ack+0x970/0x970 [ 65.888312] ? netlink_deliver_tap+0x182/0xad0 [ 65.892884] rtnetlink_rcv+0x10/0x20 [ 65.896601] netlink_unicast+0x43d/0x640 [ 65.900645] ? netlink_attachskb+0x6c0/0x6c0 [ 65.905467] ? __check_object_size+0x1ea/0x31c [ 65.910039] netlink_sendmsg+0x765/0xc40 [ 65.914106] ? netlink_unicast+0x640/0x640 [ 65.918335] ? apparmor_socket_sendmsg+0x1b/0x20 [ 65.923159] ? netlink_unicast+0x640/0x640 [ 65.927374] sock_sendmsg+0xb5/0xf0 [ 65.930989] ___sys_sendmsg+0x28e/0x950 [ 65.934952] ? find_held_lock+0x36/0x1d0 [ 65.938994] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 65.943730] ? __fget+0x278/0x400 [ 65.947160] ? lock_downgrade+0x7f0/0x7f0 [ 65.951291] ? kasan_check_read+0x11/0x20 [ 65.955426] ? __fget+0x295/0x400 [ 65.958855] ? ksys_dup3+0x2e0/0x2e0 [ 65.962549] ? kasan_check_write+0x14/0x20 [ 65.966770] ? __fget_light+0x174/0x1e0 [ 65.970727] ? __fdget+0xe/0x10 [ 65.974002] ? sockfd_lookup_light+0x1c/0x150 [ 65.978474] __sys_sendmmsg+0x160/0x380 [ 65.982427] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 65.986741] ? kasan_check_write+0x14/0x20 [ 65.990958] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 65.995786] ? __sb_end_write+0xa4/0xd0 [ 65.999734] ? kasan_check_write+0x14/0x20 [ 66.003945] ? fput+0x18/0x120 [ 66.007129] ? ksys_write+0x157/0x1b0 [ 66.010915] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 66.015655] ? do_syscall_64+0x21/0x4d0 [ 66.019606] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.024949] __x64_sys_sendmmsg+0x98/0x100 [ 66.029169] do_syscall_64+0xd0/0x4d0 [ 66.032955] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.038131] RIP: 0033:0x45b349 [ 66.041306] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 66.060184] RSP: 002b:00007f1e86d36c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 66.067870] RAX: ffffffffffffffda RBX: 00007f1e86d376d4 RCX: 000000000045b349 [ 66.075117] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 66.082364] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 2020/01/25 18:40:26 executed programs: 56 [ 66.089616] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 66.096872] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 66.113983] FAULT_INJECTION: forcing a failure. [ 66.113983] name failslab, interval 1, probability 0, space 0, times 0 [ 66.131045] CPU: 0 PID: 7517 Comm: syz-executor.1 Not tainted 5.0.0-rc7-syzkaller #0 [ 66.138954] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.148303] Call Trace: [ 66.150883] dump_stack+0x113/0x167 [ 66.154516] should_fail.cold.4+0x5/0x13 [ 66.158573] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 66.163659] ? lock_downgrade+0x7f0/0x7f0 [ 66.167853] ? ___might_sleep+0x16b/0x270 [ 66.171994] __should_failslab+0xba/0xf0 [ 66.176045] should_failslab+0x9/0x14 [ 66.180713] __kmalloc+0x2e1/0x760 [ 66.184236] ? wait_for_completion+0x460/0x460 [ 66.188793] ? tcf_idr_create+0x56/0x6d0 [ 66.192849] tcf_idr_create+0x56/0x6d0 [ 66.196723] ? mutex_unlock+0xd/0x10 [ 66.200423] tcf_police_init+0xb49/0x1270 [ 66.204560] ? tcf_police_act+0xef0/0xef0 [ 66.208703] ? kasan_check_write+0x14/0x20 [ 66.212927] ? do_raw_read_unlock+0x3f/0x70 [ 66.217254] tcf_action_init_1+0x1b0/0xb40 [ 66.221525] ? tcf_action_dump_old+0x90/0x90 [ 66.225921] ? netlink_sendmsg+0x765/0xc40 [ 66.230140] ? ___sys_sendmsg+0x28e/0x950 [ 66.234279] ? __sys_sendmmsg+0x160/0x380 [ 66.238405] ? __x64_sys_sendmmsg+0x98/0x100 [ 66.242804] ? do_syscall_64+0xd0/0x4d0 [ 66.246766] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.252132] ? __lock_acquire+0x5d6/0x4760 [ 66.256375] ? __lock_acquire+0x5d6/0x4760 [ 66.260597] tcf_exts_validate+0xf9/0x4d0 [ 66.264725] ? __lock_is_held+0xb5/0x140 [ 66.268777] ? tcf_exts_change+0x150/0x150 [ 66.273004] ? rcu_lockdep_current_cpu_online+0xe5/0x130 [ 66.278449] ? u32_change+0x7b5/0x31b8 [ 66.282321] u32_set_parms+0x39/0x770 [ 66.286099] u32_change+0x8c9/0x31b8 [ 66.289801] ? find_held_lock+0x36/0x1d0 [ 66.293848] ? u32_dump+0xe20/0xe20 [ 66.297464] ? tc_new_tfilter+0x12dd/0x1a90 [ 66.301777] ? lock_downgrade+0x7f0/0x7f0 [ 66.305903] ? kasan_check_write+0x14/0x20 [ 66.310143] ? lockdep_rtnl_is_held+0x15/0x20 [ 66.314643] tc_new_tfilter+0xcb4/0x1a90 [ 66.318681] ? kasan_check_read+0x11/0x20 [ 66.323012] ? tc_del_tfilter+0x12d0/0x12d0 [ 66.327317] ? mark_held_locks+0x130/0x130 [ 66.331541] ? __local_bh_enable_ip+0x160/0x260 [ 66.336211] ? __dev_queue_xmit+0x1251/0x2910 [ 66.341639] ? lockdep_hardirqs_on+0x421/0x5c0 [ 66.346199] ? __local_bh_enable_ip+0x160/0x260 [ 66.350878] ? __dev_queue_xmit+0x1228/0x2910 [ 66.355358] ? apparmor_cred_transfer+0x4f0/0x4f0 [ 66.360199] ? find_held_lock+0x36/0x1d0 [ 66.364257] ? tc_del_tfilter+0x12d0/0x12d0 [ 66.368569] ? kasan_check_read+0x11/0x20 [ 66.372807] ? tc_del_tfilter+0x12d0/0x12d0 [ 66.377117] rtnetlink_rcv_msg+0x636/0x8f0 [ 66.381332] ? rtnetlink_put_metrics+0x490/0x490 [ 66.386158] ? find_held_lock+0x36/0x1d0 [ 66.390205] netlink_rcv_skb+0x13c/0x380 [ 66.394251] ? lock_downgrade+0x7f0/0x7f0 [ 66.398377] ? rtnetlink_put_metrics+0x490/0x490 [ 66.403124] ? netlink_ack+0x970/0x970 [ 66.406991] ? netlink_deliver_tap+0x182/0xad0 [ 66.411568] rtnetlink_rcv+0x10/0x20 [ 66.415308] netlink_unicast+0x43d/0x640 [ 66.419370] ? netlink_attachskb+0x6c0/0x6c0 [ 66.423758] ? __check_object_size+0x1ea/0x31c [ 66.428317] netlink_sendmsg+0x765/0xc40 [ 66.432366] ? netlink_unicast+0x640/0x640 [ 66.436586] ? apparmor_socket_sendmsg+0x1b/0x20 [ 66.441321] ? netlink_unicast+0x640/0x640 [ 66.445533] sock_sendmsg+0xb5/0xf0 [ 66.449144] ___sys_sendmsg+0x28e/0x950 [ 66.453101] ? find_held_lock+0x36/0x1d0 [ 66.457145] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 66.461876] ? __fget+0x278/0x400 [ 66.465306] ? lock_downgrade+0x7f0/0x7f0 [ 66.469427] ? kasan_check_read+0x11/0x20 [ 66.473556] ? __fget+0x295/0x400 [ 66.476992] ? ksys_dup3+0x2e0/0x2e0 [ 66.480681] ? kasan_check_write+0x14/0x20 [ 66.484889] ? __fget_light+0x174/0x1e0 [ 66.488836] ? __fdget+0xe/0x10 [ 66.492095] ? sockfd_lookup_light+0x1c/0x150 [ 66.496571] __sys_sendmmsg+0x160/0x380 [ 66.500521] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 66.504830] ? kasan_check_write+0x14/0x20 [ 66.509047] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 66.513901] ? __sb_end_write+0xa4/0xd0 [ 66.517859] ? kasan_check_write+0x14/0x20 [ 66.522069] ? fput+0x18/0x120 [ 66.525236] ? ksys_write+0x157/0x1b0 [ 66.529022] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 66.533756] ? do_syscall_64+0x21/0x4d0 [ 66.537712] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.543060] __x64_sys_sendmmsg+0x98/0x100 [ 66.547266] do_syscall_64+0xd0/0x4d0 [ 66.551051] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.556236] RIP: 0033:0x45b349 [ 66.559407] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 66.578285] RSP: 002b:00007fd10ce50c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 66.585968] RAX: ffffffffffffffda RBX: 00007fd10ce516d4 RCX: 000000000045b349 [ 66.593305] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 66.600559] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 66.607824] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 66.615071] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 66.624765] FAULT_INJECTION: forcing a failure. [ 66.624765] name failslab, interval 1, probability 0, space 0, times 0 [ 66.630900] FAULT_INJECTION: forcing a failure. [ 66.630900] name failslab, interval 1, probability 0, space 0, times 0 [ 66.639473] CPU: 0 PID: 7540 Comm: syz-executor.4 Not tainted 5.0.0-rc7-syzkaller #0 [ 66.654999] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.664347] Call Trace: [ 66.666935] dump_stack+0x113/0x167 [ 66.670564] should_fail.cold.4+0x5/0x13 [ 66.674619] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 66.679708] ? lock_downgrade+0x7f0/0x7f0 [ 66.683844] ? ___might_sleep+0x16b/0x270 [ 66.687986] __should_failslab+0xba/0xf0 [ 66.692037] should_failslab+0x9/0x14 [ 66.695829] kmem_cache_alloc_node+0x270/0x730 [ 66.700401] ? kasan_check_write+0x14/0x20 [ 66.704629] __alloc_skb+0xa7/0x570 [ 66.708242] ? skb_trim+0x150/0x150 [ 66.711858] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 66.716774] ? aa_sk_perm+0x160/0x790 [ 66.720562] ? import_iovec+0xb8/0x200 [ 66.724433] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 66.729962] netlink_sendmsg+0x810/0xc40 [ 66.734020] ? netlink_unicast+0x640/0x640 [ 66.738249] ? apparmor_socket_sendmsg+0x1b/0x20 [ 66.742990] ? netlink_unicast+0x640/0x640 [ 66.747209] sock_sendmsg+0xb5/0xf0 [ 66.750823] ___sys_sendmsg+0x28e/0x950 [ 66.754790] ? find_held_lock+0x36/0x1d0 [ 66.758836] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 66.763617] ? mark_held_locks+0x130/0x130 [ 66.767839] ? lock_downgrade+0x7f0/0x7f0 [ 66.771981] ? kasan_check_read+0x11/0x20 [ 66.776124] ? find_held_lock+0x36/0x1d0 [ 66.780174] ? __might_fault+0xf1/0x1b0 [ 66.784148] __sys_sendmmsg+0x160/0x380 [ 66.788197] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 66.792507] ? kasan_check_write+0x14/0x20 [ 66.796727] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 66.801563] ? __sb_end_write+0xa4/0xd0 [ 66.805526] ? kasan_check_write+0x14/0x20 [ 66.809743] ? fput+0x18/0x120 [ 66.812925] ? ksys_write+0x157/0x1b0 [ 66.816713] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 66.821454] ? do_syscall_64+0x21/0x4d0 [ 66.825416] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.830770] __x64_sys_sendmmsg+0x98/0x100 [ 66.834992] do_syscall_64+0xd0/0x4d0 [ 66.838777] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.843954] RIP: 0033:0x45b349 [ 66.847135] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 66.866022] RSP: 002b:00007f4c63becc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 66.873714] RAX: ffffffffffffffda RBX: 00007f4c63bed6d4 RCX: 000000000045b349 [ 66.880969] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 66.888226] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 66.895483] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 66.902739] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 66.910013] CPU: 1 PID: 7539 Comm: syz-executor.3 Not tainted 5.0.0-rc7-syzkaller #0 [ 66.917942] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.927292] Call Trace: [ 66.929880] dump_stack+0x113/0x167 [ 66.933502] should_fail.cold.4+0x5/0x13 [ 66.937551] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 66.942636] ? lock_downgrade+0x7f0/0x7f0 [ 66.946763] __should_failslab+0xba/0xf0 [ 66.950805] should_failslab+0x9/0x14 [ 66.954599] kmem_cache_alloc+0x47/0x730 [ 66.958641] ? lock_acquire+0x173/0x3d0 [ 66.962597] skb_clone+0x10f/0x320 [ 66.966118] netlink_deliver_tap+0x7a5/0xad0 [ 66.970523] netlink_unicast+0x40c/0x640 [ 66.974560] ? netlink_attachskb+0x6c0/0x6c0 [ 66.978952] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 66.980178] FAULT_INJECTION: forcing a failure. [ 66.980178] name failslab, interval 1, probability 0, space 0, times 0 [ 66.983872] ? aa_sk_perm+0x160/0x790 [ 66.983879] ? import_iovec+0xb8/0x200 [ 66.983890] netlink_sendmsg+0x765/0xc40 [ 66.983901] ? netlink_unicast+0x640/0x640 [ 66.983910] ? apparmor_socket_sendmsg+0x1b/0x20 [ 66.983917] ? netlink_unicast+0x640/0x640 [ 66.983924] sock_sendmsg+0xb5/0xf0 [ 66.983930] ___sys_sendmsg+0x28e/0x950 [ 67.027513] ? find_held_lock+0x36/0x1d0 [ 67.031563] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 67.036307] ? mark_held_locks+0x130/0x130 [ 67.040614] ? lock_downgrade+0x7f0/0x7f0 [ 67.044755] ? kasan_check_read+0x11/0x20 [ 67.048893] ? find_held_lock+0x36/0x1d0 [ 67.052959] ? __might_fault+0xf1/0x1b0 [ 67.056928] __sys_sendmmsg+0x160/0x380 [ 67.060886] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 67.065209] ? kasan_check_write+0x14/0x20 [ 67.069436] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 67.074267] ? __sb_end_write+0xa4/0xd0 [ 67.078323] ? kasan_check_write+0x14/0x20 [ 67.082544] ? fput+0x18/0x120 [ 67.085718] ? ksys_write+0x157/0x1b0 [ 67.089506] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 67.094247] ? do_syscall_64+0x21/0x4d0 [ 67.098206] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.103553] __x64_sys_sendmmsg+0x98/0x100 [ 67.107773] do_syscall_64+0xd0/0x4d0 [ 67.111579] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.116750] RIP: 0033:0x45b349 [ 67.119925] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 67.138808] RSP: 002b:00007f5f54207c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 67.146497] RAX: ffffffffffffffda RBX: 00007f5f542086d4 RCX: 000000000045b349 [ 67.153751] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 67.161002] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 67.168256] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 67.175524] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 67.182879] CPU: 0 PID: 7544 Comm: syz-executor.1 Not tainted 5.0.0-rc7-syzkaller #0 [ 67.190770] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.200116] Call Trace: [ 67.202817] dump_stack+0x113/0x167 [ 67.206434] should_fail.cold.4+0x5/0x13 [ 67.210486] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 67.215587] ? lock_downgrade+0x7f0/0x7f0 [ 67.219741] __should_failslab+0xba/0xf0 [ 67.223796] should_failslab+0x9/0x14 [ 67.227587] kmem_cache_alloc+0x47/0x730 [ 67.231634] ? lock_acquire+0x173/0x3d0 [ 67.235669] skb_clone+0x10f/0x320 [ 67.239197] netlink_deliver_tap+0x7a5/0xad0 [ 67.243604] netlink_unicast+0x40c/0x640 [ 67.247653] ? netlink_attachskb+0x6c0/0x6c0 [ 67.252046] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 67.257020] ? aa_sk_perm+0x160/0x790 [ 67.260801] ? import_iovec+0xb8/0x200 [ 67.264671] netlink_sendmsg+0x765/0xc40 [ 67.268712] ? netlink_unicast+0x640/0x640 [ 67.272936] ? apparmor_socket_sendmsg+0x1b/0x20 [ 67.277699] ? netlink_unicast+0x640/0x640 [ 67.281914] sock_sendmsg+0xb5/0xf0 [ 67.285517] ___sys_sendmsg+0x28e/0x950 [ 67.289499] ? find_held_lock+0x36/0x1d0 [ 67.293545] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 67.298286] ? mark_held_locks+0x130/0x130 [ 67.302519] ? lock_downgrade+0x7f0/0x7f0 [ 67.306643] ? kasan_check_read+0x11/0x20 [ 67.310898] ? find_held_lock+0x36/0x1d0 [ 67.314969] ? __might_fault+0xf1/0x1b0 [ 67.318934] __sys_sendmmsg+0x160/0x380 [ 67.322888] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 67.327198] ? kasan_check_write+0x14/0x20 [ 67.331420] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 67.336271] ? __sb_end_write+0xa4/0xd0 [ 67.340269] ? kasan_check_write+0x14/0x20 [ 67.344481] ? fput+0x18/0x120 [ 67.347652] ? ksys_write+0x157/0x1b0 [ 67.351439] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 67.356217] ? do_syscall_64+0x21/0x4d0 [ 67.360199] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.365631] __x64_sys_sendmmsg+0x98/0x100 [ 67.369844] do_syscall_64+0xd0/0x4d0 [ 67.373643] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.378829] RIP: 0033:0x45b349 [ 67.382000] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 67.400885] RSP: 002b:00007fd10ce50c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 67.408570] RAX: ffffffffffffffda RBX: 00007fd10ce516d4 RCX: 000000000045b349 [ 67.415823] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 67.423073] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 67.430324] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 67.437579] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 67.602478] FAULT_INJECTION: forcing a failure. [ 67.602478] name failslab, interval 1, probability 0, space 0, times 0 [ 67.635461] CPU: 0 PID: 7548 Comm: syz-executor.2 Not tainted 5.0.0-rc7-syzkaller #0 [ 67.643431] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.652773] Call Trace: [ 67.655362] dump_stack+0x113/0x167 [ 67.658978] should_fail.cold.4+0x5/0x13 [ 67.663023] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 67.668113] ? lock_downgrade+0x7f0/0x7f0 [ 67.672246] ? ___might_sleep+0x16b/0x270 [ 67.672873] FAULT_INJECTION: forcing a failure. [ 67.672873] name failslab, interval 1, probability 0, space 0, times 0 [ 67.676403] __should_failslab+0xba/0xf0 [ 67.676411] should_failslab+0x9/0x14 [ 67.676418] __kmalloc+0x2e1/0x760 [ 67.676425] ? wait_for_completion+0x460/0x460 [ 67.703494] ? tcf_idr_create+0x56/0x6d0 [ 67.707542] tcf_idr_create+0x56/0x6d0 [ 67.711420] ? mutex_unlock+0xd/0x10 [ 67.715131] tcf_police_init+0xb49/0x1270 [ 67.719270] ? tcf_police_act+0xef0/0xef0 [ 67.723405] ? kasan_check_write+0x14/0x20 [ 67.727623] ? do_raw_read_unlock+0x3f/0x70 [ 67.732054] tcf_action_init_1+0x1b0/0xb40 [ 67.736287] ? tcf_action_dump_old+0x90/0x90 [ 67.740681] ? netlink_sendmsg+0x765/0xc40 [ 67.744910] ? ___sys_sendmsg+0x28e/0x950 [ 67.749047] ? __sys_sendmmsg+0x160/0x380 [ 67.753183] ? __x64_sys_sendmmsg+0x98/0x100 [ 67.757577] ? do_syscall_64+0xd0/0x4d0 [ 67.761547] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.766900] ? __lock_acquire+0x5d6/0x4760 [ 67.771126] ? __lock_acquire+0x5d6/0x4760 [ 67.775362] tcf_exts_validate+0xf9/0x4d0 [ 67.779498] ? __lock_is_held+0xb5/0x140 [ 67.783547] ? tcf_exts_change+0x150/0x150 [ 67.787768] ? rcu_lockdep_current_cpu_online+0xe5/0x130 [ 67.793208] ? u32_change+0x7b5/0x31b8 [ 67.797080] u32_set_parms+0x39/0x770 [ 67.800875] u32_change+0x8c9/0x31b8 [ 67.804575] ? find_held_lock+0x36/0x1d0 [ 67.808626] ? u32_dump+0xe20/0xe20 [ 67.812253] ? tc_new_tfilter+0x12dd/0x1a90 [ 67.816572] ? lock_downgrade+0x7f0/0x7f0 [ 67.820708] ? kasan_check_write+0x14/0x20 [ 67.824938] ? lockdep_rtnl_is_held+0x15/0x20 [ 67.829438] tc_new_tfilter+0xcb4/0x1a90 [ 67.833491] ? trace_hardirqs_off+0x41/0x180 [ 67.837892] ? tc_del_tfilter+0x12d0/0x12d0 [ 67.842199] ? rcu_lockdep_current_cpu_online+0xe5/0x130 [ 67.847637] ? kfree_skbmem+0x83/0xf0 [ 67.851435] ? mark_held_locks+0x130/0x130 [ 67.855657] ? __local_bh_enable_ip+0x160/0x260 [ 67.860312] ? __dev_queue_xmit+0x1251/0x2910 [ 67.864797] ? lockdep_hardirqs_on+0x421/0x5c0 [ 67.869360] ? __local_bh_enable_ip+0x160/0x260 [ 67.874013] ? __dev_queue_xmit+0x1228/0x2910 [ 67.881620] ? apparmor_cred_transfer+0x4f0/0x4f0 [ 67.886454] ? find_held_lock+0x36/0x1d0 [ 67.890513] ? tc_del_tfilter+0x12d0/0x12d0 [ 67.894825] ? kasan_check_read+0x11/0x20 [ 67.898960] ? tc_del_tfilter+0x12d0/0x12d0 [ 67.903267] rtnetlink_rcv_msg+0x636/0x8f0 [ 67.907489] ? rtnetlink_put_metrics+0x490/0x490 [ 67.912253] ? find_held_lock+0x36/0x1d0 [ 67.916334] netlink_rcv_skb+0x13c/0x380 [ 67.920386] ? lock_downgrade+0x7f0/0x7f0 [ 67.924530] ? rtnetlink_put_metrics+0x490/0x490 [ 67.929278] ? netlink_ack+0x970/0x970 [ 67.933153] ? netlink_deliver_tap+0x182/0xad0 [ 67.937726] rtnetlink_rcv+0x10/0x20 [ 67.941431] netlink_unicast+0x43d/0x640 [ 67.945481] ? netlink_attachskb+0x6c0/0x6c0 [ 67.949877] ? __check_object_size+0x1ea/0x31c [ 67.954446] netlink_sendmsg+0x765/0xc40 [ 67.958495] ? netlink_unicast+0x640/0x640 [ 67.962718] ? apparmor_socket_sendmsg+0x1b/0x20 [ 67.967461] ? netlink_unicast+0x640/0x640 [ 67.971691] sock_sendmsg+0xb5/0xf0 [ 67.975305] ___sys_sendmsg+0x28e/0x950 [ 67.979265] ? find_held_lock+0x36/0x1d0 [ 67.983315] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 67.988055] ? __fget+0x278/0x400 [ 67.991493] ? lock_downgrade+0x7f0/0x7f0 [ 67.995638] ? kasan_check_read+0x11/0x20 [ 67.999780] ? __fget+0x295/0x400 [ 68.003223] ? ksys_dup3+0x2e0/0x2e0 [ 68.006922] ? kasan_check_write+0x14/0x20 [ 68.011148] ? __fget_light+0x174/0x1e0 [ 68.015110] ? __fdget+0xe/0x10 [ 68.018375] ? sockfd_lookup_light+0x1c/0x150 [ 68.022858] __sys_sendmmsg+0x160/0x380 [ 68.026819] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 68.031128] ? kasan_check_write+0x14/0x20 [ 68.035347] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 68.040182] ? __sb_end_write+0xa4/0xd0 [ 68.044147] ? kasan_check_write+0x14/0x20 [ 68.048365] ? fput+0x18/0x120 [ 68.051547] ? ksys_write+0x157/0x1b0 [ 68.055337] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 68.060079] ? do_syscall_64+0x21/0x4d0 [ 68.064310] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.069676] __x64_sys_sendmmsg+0x98/0x100 [ 68.073903] do_syscall_64+0xd0/0x4d0 [ 68.077698] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.082877] RIP: 0033:0x45b349 [ 68.086056] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 68.104947] RSP: 002b:00007f68bf939c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 68.112642] RAX: ffffffffffffffda RBX: 00007f68bf93a6d4 RCX: 000000000045b349 [ 68.119899] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 68.127155] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 68.134413] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 68.141670] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 68.148947] CPU: 1 PID: 7563 Comm: syz-executor.0 Not tainted 5.0.0-rc7-syzkaller #0 [ 68.151049] FAULT_INJECTION: forcing a failure. [ 68.151049] name failslab, interval 1, probability 0, space 0, times 0 [ 68.156826] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.156831] Call Trace: [ 68.179928] dump_stack+0x113/0x167 [ 68.183561] should_fail.cold.4+0x5/0x13 [ 68.187678] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 68.192783] ? lock_downgrade+0x7f0/0x7f0 [ 68.196923] ? ___might_sleep+0x16b/0x270 [ 68.201067] __should_failslab+0xba/0xf0 [ 68.205129] should_failslab+0x9/0x14 [ 68.208930] kmem_cache_alloc_node_trace+0x274/0x740 [ 68.214026] ? __alloc_skb+0xa7/0x570 [ 68.217813] ? rcu_lockdep_current_cpu_online+0xe5/0x130 [ 68.223264] __kmalloc_node_track_caller+0x3c/0x70 [ 68.228190] __kmalloc_reserve.isra.43+0x2c/0xc0 [ 68.232937] __alloc_skb+0xd7/0x570 [ 68.236556] ? skb_trim+0x150/0x150 [ 68.240199] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 68.245123] ? aa_sk_perm+0x160/0x790 [ 68.248911] ? import_iovec+0xb8/0x200 [ 68.252797] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 68.258334] netlink_sendmsg+0x810/0xc40 [ 68.262395] ? netlink_unicast+0x640/0x640 [ 68.266642] ? apparmor_socket_sendmsg+0x1b/0x20 [ 68.271391] ? netlink_unicast+0x640/0x640 [ 68.275621] sock_sendmsg+0xb5/0xf0 [ 68.279243] ___sys_sendmsg+0x28e/0x950 [ 68.283206] ? find_held_lock+0x36/0x1d0 [ 68.287262] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 68.292011] ? mark_held_locks+0x130/0x130 [ 68.296246] ? lock_downgrade+0x7f0/0x7f0 [ 68.300383] ? kasan_check_read+0x11/0x20 [ 68.304526] ? find_held_lock+0x36/0x1d0 [ 68.308586] ? __might_fault+0xf1/0x1b0 [ 68.312563] __sys_sendmmsg+0x160/0x380 [ 68.316527] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 68.320848] ? kasan_check_write+0x14/0x20 [ 68.325069] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 68.329904] ? __sb_end_write+0xa4/0xd0 [ 68.333873] ? kasan_check_write+0x14/0x20 [ 68.338099] ? fput+0x18/0x120 [ 68.341380] ? ksys_write+0x157/0x1b0 [ 68.345168] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 68.349922] ? do_syscall_64+0x21/0x4d0 [ 68.353890] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.359243] __x64_sys_sendmmsg+0x98/0x100 [ 68.363475] do_syscall_64+0xd0/0x4d0 [ 68.367277] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.372456] RIP: 0033:0x45b349 [ 68.375636] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 68.394532] RSP: 002b:00007f1e86d36c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 68.402231] RAX: ffffffffffffffda RBX: 00007f1e86d376d4 RCX: 000000000045b349 [ 68.409496] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 68.416759] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 68.424014] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 68.431267] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 68.438544] CPU: 0 PID: 7565 Comm: syz-executor.4 Not tainted 5.0.0-rc7-syzkaller #0 [ 68.446433] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.455779] Call Trace: [ 68.458344] dump_stack+0x113/0x167 [ 68.461959] should_fail.cold.4+0x5/0x13 [ 68.466006] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 68.471100] ? lock_downgrade+0x7f0/0x7f0 [ 68.475229] __should_failslab+0xba/0xf0 [ 68.479270] should_failslab+0x9/0x14 [ 68.483058] kmem_cache_alloc+0x47/0x730 [ 68.487202] ? lock_acquire+0x173/0x3d0 [ 68.491159] skb_clone+0x10f/0x320 [ 68.494677] netlink_deliver_tap+0x7a5/0xad0 [ 68.499068] netlink_unicast+0x40c/0x640 [ 68.503116] ? netlink_attachskb+0x6c0/0x6c0 [ 68.507522] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 68.512445] ? aa_sk_perm+0x160/0x790 [ 68.516239] ? import_iovec+0xb8/0x200 [ 68.520116] netlink_sendmsg+0x765/0xc40 [ 68.524168] ? netlink_unicast+0x640/0x640 [ 68.528390] ? apparmor_socket_sendmsg+0x1b/0x20 [ 68.533130] ? netlink_unicast+0x640/0x640 [ 68.537343] sock_sendmsg+0xb5/0xf0 [ 68.540958] ___sys_sendmsg+0x28e/0x950 [ 68.544931] ? find_held_lock+0x36/0x1d0 [ 68.548971] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 68.553711] ? mark_held_locks+0x130/0x130 [ 68.557941] ? lock_downgrade+0x7f0/0x7f0 [ 68.562074] ? kasan_check_read+0x11/0x20 [ 68.566208] ? find_held_lock+0x36/0x1d0 [ 68.570259] ? __might_fault+0xf1/0x1b0 [ 68.574220] __sys_sendmmsg+0x160/0x380 [ 68.578172] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 68.582484] ? kasan_check_write+0x14/0x20 [ 68.586701] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 68.591531] ? __sb_end_write+0xa4/0xd0 [ 68.595492] ? kasan_check_write+0x14/0x20 [ 68.599702] ? fput+0x18/0x120 [ 68.602878] ? ksys_write+0x157/0x1b0 [ 68.606665] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 68.611400] ? do_syscall_64+0x21/0x4d0 [ 68.615353] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.620703] __x64_sys_sendmmsg+0x98/0x100 [ 68.624924] do_syscall_64+0xd0/0x4d0 [ 68.628702] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.633875] RIP: 0033:0x45b349 [ 68.637052] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 68.656732] RSP: 002b:00007f4c63becc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 68.664430] RAX: ffffffffffffffda RBX: 00007f4c63bed6d4 RCX: 000000000045b349 [ 68.671686] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 68.678943] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 68.686210] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 68.693456] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 68.956234] FAULT_INJECTION: forcing a failure. [ 68.956234] name failslab, interval 1, probability 0, space 0, times 0 [ 68.973382] CPU: 1 PID: 7570 Comm: syz-executor.5 Not tainted 5.0.0-rc7-syzkaller #0 [ 68.981286] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.990633] Call Trace: [ 68.993222] dump_stack+0x113/0x167 [ 68.996844] should_fail.cold.4+0x5/0x13 [ 69.000906] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 69.006001] ? lock_downgrade+0x7f0/0x7f0 [ 69.010153] __should_failslab+0xba/0xf0 [ 69.014207] should_failslab+0x9/0x14 [ 69.018086] kmem_cache_alloc+0x47/0x730 [ 69.022143] ? lock_acquire+0x173/0x3d0 [ 69.026123] skb_clone+0x10f/0x320 [ 69.029679] netlink_deliver_tap+0x7a5/0xad0 [ 69.034090] netlink_unicast+0x40c/0x640 [ 69.038143] ? netlink_attachskb+0x6c0/0x6c0 [ 69.042540] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 69.047461] ? aa_sk_perm+0x160/0x790 [ 69.051254] ? import_iovec+0xb8/0x200 [ 69.055146] netlink_sendmsg+0x765/0xc40 [ 69.059210] ? netlink_unicast+0x640/0x640 [ 69.063446] ? apparmor_socket_sendmsg+0x1b/0x20 [ 69.068190] ? netlink_unicast+0x640/0x640 [ 69.072409] sock_sendmsg+0xb5/0xf0 [ 69.076026] ___sys_sendmsg+0x28e/0x950 [ 69.080025] ? find_held_lock+0x36/0x1d0 [ 69.084075] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 69.088819] ? mark_held_locks+0x130/0x130 [ 69.093033] ? lock_downgrade+0x7f0/0x7f0 [ 69.097165] ? kasan_check_read+0x11/0x20 [ 69.101301] ? find_held_lock+0x36/0x1d0 [ 69.105346] ? __might_fault+0xf1/0x1b0 [ 69.109420] __sys_sendmmsg+0x160/0x380 [ 69.113377] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 69.117716] ? kasan_check_write+0x14/0x20 [ 69.121938] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 69.126855] ? __sb_end_write+0xa4/0xd0 [ 69.130806] ? kasan_check_write+0x14/0x20 [ 69.135022] ? fput+0x18/0x120 [ 69.138221] ? ksys_write+0x157/0x1b0 [ 69.142008] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 69.146750] ? do_syscall_64+0x21/0x4d0 [ 69.150702] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.156096] __x64_sys_sendmmsg+0x98/0x100 [ 69.160318] do_syscall_64+0xd0/0x4d0 [ 69.164103] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.169268] RIP: 0033:0x45b349 [ 69.172448] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 69.191341] RSP: 002b:00007f13cea19c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 69.199027] RAX: ffffffffffffffda RBX: 00007f13cea1a6d4 RCX: 000000000045b349 [ 69.206321] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 69.213572] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 69.220935] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 69.228184] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 69.240004] FAULT_INJECTION: forcing a failure. [ 69.240004] name failslab, interval 1, probability 0, space 0, times 0 [ 69.252728] CPU: 0 PID: 7562 Comm: syz-executor.3 Not tainted 5.0.0-rc7-syzkaller #0 [ 69.260688] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.270028] Call Trace: [ 69.272605] dump_stack+0x113/0x167 [ 69.276237] should_fail.cold.4+0x5/0x13 [ 69.280291] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 69.285370] ? lock_downgrade+0x7f0/0x7f0 [ 69.289551] ? ___might_sleep+0x16b/0x270 [ 69.293702] __should_failslab+0xba/0xf0 [ 69.297753] should_failslab+0x9/0x14 [ 69.301540] __kmalloc+0x2e1/0x760 [ 69.305067] ? wait_for_completion+0x460/0x460 [ 69.309667] ? tcf_idr_create+0x56/0x6d0 [ 69.313717] tcf_idr_create+0x56/0x6d0 [ 69.317593] ? mutex_unlock+0xd/0x10 [ 69.321289] tcf_police_init+0xb49/0x1270 [ 69.325432] ? tcf_police_act+0xef0/0xef0 [ 69.329679] ? kasan_check_write+0x14/0x20 [ 69.333900] ? do_raw_read_unlock+0x3f/0x70 [ 69.338215] tcf_action_init_1+0x1b0/0xb40 [ 69.342432] ? tcf_action_dump_old+0x90/0x90 [ 69.346818] ? netlink_sendmsg+0x765/0xc40 [ 69.351044] ? ___sys_sendmsg+0x28e/0x950 [ 69.355181] ? __sys_sendmmsg+0x160/0x380 [ 69.359318] ? __x64_sys_sendmmsg+0x98/0x100 [ 69.363712] ? do_syscall_64+0xd0/0x4d0 [ 69.367663] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.373063] ? __lock_acquire+0x5d6/0x4760 [ 69.377301] ? __lock_acquire+0x5d6/0x4760 [ 69.381522] tcf_exts_validate+0xf9/0x4d0 [ 69.385643] ? __lock_is_held+0xb5/0x140 [ 69.389679] ? tcf_exts_change+0x150/0x150 [ 69.393996] ? rcu_lockdep_current_cpu_online+0xe5/0x130 [ 69.399459] ? u32_change+0x7b5/0x31b8 [ 69.403366] u32_set_parms+0x39/0x770 [ 69.407156] u32_change+0x8c9/0x31b8 [ 69.410861] ? find_held_lock+0x36/0x1d0 [ 69.414912] ? u32_dump+0xe20/0xe20 [ 69.418519] ? tc_new_tfilter+0x12dd/0x1a90 [ 69.422828] ? lock_downgrade+0x7f0/0x7f0 [ 69.426962] ? kasan_check_write+0x14/0x20 [ 69.431202] ? lockdep_rtnl_is_held+0x15/0x20 [ 69.435692] tc_new_tfilter+0xcb4/0x1a90 [ 69.439790] ? trace_hardirqs_off+0x41/0x180 [ 69.444227] ? tc_del_tfilter+0x12d0/0x12d0 [ 69.448559] ? rcu_lockdep_current_cpu_online+0xe5/0x130 [ 69.454005] ? kfree_skbmem+0x83/0xf0 [ 69.457846] ? mark_held_locks+0x130/0x130 [ 69.462102] ? __local_bh_enable_ip+0x160/0x260 [ 69.466756] ? __dev_queue_xmit+0x1251/0x2910 [ 69.471235] ? lockdep_hardirqs_on+0x421/0x5c0 [ 69.475806] ? __local_bh_enable_ip+0x160/0x260 [ 69.480454] ? __dev_queue_xmit+0x1228/0x2910 [ 69.484959] ? apparmor_cred_transfer+0x4f0/0x4f0 [ 69.489791] ? find_held_lock+0x36/0x1d0 [ 69.493851] ? tc_del_tfilter+0x12d0/0x12d0 [ 69.498166] ? kasan_check_read+0x11/0x20 [ 69.502301] ? tc_del_tfilter+0x12d0/0x12d0 [ 69.506602] rtnetlink_rcv_msg+0x636/0x8f0 [ 69.510839] ? rtnetlink_put_metrics+0x490/0x490 [ 69.515592] ? find_held_lock+0x36/0x1d0 [ 69.519634] netlink_rcv_skb+0x13c/0x380 [ 69.523680] ? lock_downgrade+0x7f0/0x7f0 [ 69.527821] ? rtnetlink_put_metrics+0x490/0x490 [ 69.532566] ? netlink_ack+0x970/0x970 [ 69.536450] ? netlink_deliver_tap+0x182/0xad0 [ 69.541021] rtnetlink_rcv+0x10/0x20 [ 69.544760] netlink_unicast+0x43d/0x640 [ 69.548813] ? netlink_attachskb+0x6c0/0x6c0 [ 69.553218] ? __check_object_size+0x1ea/0x31c [ 69.557800] netlink_sendmsg+0x765/0xc40 [ 69.561842] ? netlink_unicast+0x640/0x640 [ 69.566064] ? apparmor_socket_sendmsg+0x1b/0x20 [ 69.570805] ? netlink_unicast+0x640/0x640 [ 69.575031] sock_sendmsg+0xb5/0xf0 [ 69.578646] ___sys_sendmsg+0x28e/0x950 [ 69.582600] ? find_held_lock+0x36/0x1d0 [ 69.586665] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 69.591414] ? __fget+0x278/0x400 [ 69.594905] ? lock_downgrade+0x7f0/0x7f0 [ 69.599047] ? kasan_check_read+0x11/0x20 [ 69.603176] ? __fget+0x295/0x400 [ 69.606658] ? ksys_dup3+0x2e0/0x2e0 [ 69.610356] ? kasan_check_write+0x14/0x20 [ 69.614608] ? __fget_light+0x174/0x1e0 [ 69.618585] ? __fdget+0xe/0x10 [ 69.621843] ? sockfd_lookup_light+0x1c/0x150 [ 69.626326] __sys_sendmmsg+0x160/0x380 [ 69.630301] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 69.634612] ? kasan_check_write+0x14/0x20 [ 69.638832] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 69.643661] ? __sb_end_write+0xa4/0xd0 [ 69.647675] ? kasan_check_write+0x14/0x20 [ 69.651903] ? fput+0x18/0x120 [ 69.655084] ? ksys_write+0x157/0x1b0 [ 69.658899] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 69.663653] ? do_syscall_64+0x21/0x4d0 [ 69.667607] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.672962] __x64_sys_sendmmsg+0x98/0x100 [ 69.677192] do_syscall_64+0xd0/0x4d0 [ 69.680976] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.686150] RIP: 0033:0x45b349 [ 69.689332] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 69.708217] RSP: 002b:00007f5f54228c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 69.715930] RAX: ffffffffffffffda RBX: 00007f5f542296d4 RCX: 000000000045b349 [ 69.723190] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 69.730446] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 69.737706] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 69.744968] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 69.760204] FAULT_INJECTION: forcing a failure. [ 69.760204] name failslab, interval 1, probability 0, space 0, times 0 [ 69.775135] CPU: 0 PID: 7556 Comm: syz-executor.1 Not tainted 5.0.0-rc7-syzkaller #0 [ 69.783026] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.792374] Call Trace: [ 69.794970] dump_stack+0x113/0x167 [ 69.798603] should_fail.cold.4+0x5/0x13 [ 69.802665] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 69.807760] ? lock_downgrade+0x7f0/0x7f0 [ 69.811904] ? ___might_sleep+0x16b/0x270 [ 69.816040] __should_failslab+0xba/0xf0 [ 69.820080] should_failslab+0x9/0x14 [ 69.823861] kmem_cache_alloc_trace+0x2d8/0x740 [ 69.828520] ? tcf_idr_create+0x289/0x6d0 [ 69.832669] ? lockdep_init_map+0x105/0x590 [ 69.836984] tcf_police_init+0x42a/0x1270 [ 69.841167] ? tcf_police_act+0xef0/0xef0 [ 69.845295] ? kasan_check_write+0x14/0x20 [ 69.846979] FAULT_INJECTION: forcing a failure. [ 69.846979] name failslab, interval 1, probability 0, space 0, times 0 [ 69.849517] ? do_raw_read_unlock+0x3f/0x70 [ 69.865028] tcf_action_init_1+0x1b0/0xb40 [ 69.869254] ? tcf_action_dump_old+0x90/0x90 [ 69.873655] ? netlink_sendmsg+0x765/0xc40 [ 69.877885] ? ___sys_sendmsg+0x28e/0x950 [ 69.882019] ? __sys_sendmmsg+0x160/0x380 [ 69.886163] ? __x64_sys_sendmmsg+0x98/0x100 [ 69.890570] ? do_syscall_64+0xd0/0x4d0 [ 69.894538] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.899898] ? __lock_acquire+0x5d6/0x4760 [ 69.904129] ? __lock_acquire+0x5d6/0x4760 [ 69.908369] tcf_exts_validate+0xf9/0x4d0 [ 69.915548] ? __lock_is_held+0xb5/0x140 [ 69.919611] ? tcf_exts_change+0x150/0x150 [ 69.923839] ? rcu_lockdep_current_cpu_online+0xe5/0x130 [ 69.929282] ? u32_change+0x7b5/0x31b8 [ 69.933164] u32_set_parms+0x39/0x770 [ 69.936966] u32_change+0x8c9/0x31b8 [ 69.940676] ? find_held_lock+0x36/0x1d0 [ 69.944842] ? u32_dump+0xe20/0xe20 [ 69.948455] ? tc_new_tfilter+0x12dd/0x1a90 [ 69.952774] ? lock_downgrade+0x7f0/0x7f0 [ 69.956921] ? kasan_check_write+0x14/0x20 [ 69.961164] ? lockdep_rtnl_is_held+0x15/0x20 [ 69.965655] tc_new_tfilter+0xcb4/0x1a90 [ 69.969715] ? kasan_check_read+0x11/0x20 [ 69.973870] ? tc_del_tfilter+0x12d0/0x12d0 [ 69.978200] ? mark_held_locks+0x130/0x130 [ 69.982430] ? __local_bh_enable_ip+0x160/0x260 [ 69.987094] ? __dev_queue_xmit+0x1251/0x2910 [ 69.991581] ? lockdep_hardirqs_on+0x421/0x5c0 [ 69.996151] ? __local_bh_enable_ip+0x160/0x260 [ 70.000810] ? __dev_queue_xmit+0x1228/0x2910 [ 70.005298] ? apparmor_cred_transfer+0x4f0/0x4f0 [ 70.010138] ? find_held_lock+0x36/0x1d0 [ 70.014201] ? tc_del_tfilter+0x12d0/0x12d0 [ 70.018516] ? kasan_check_read+0x11/0x20 [ 70.022656] ? tc_del_tfilter+0x12d0/0x12d0 [ 70.026976] rtnetlink_rcv_msg+0x636/0x8f0 [ 70.031209] ? rtnetlink_put_metrics+0x490/0x490 [ 70.035968] ? find_held_lock+0x36/0x1d0 [ 70.040133] netlink_rcv_skb+0x13c/0x380 [ 70.044184] ? lock_downgrade+0x7f0/0x7f0 [ 70.048326] ? rtnetlink_put_metrics+0x490/0x490 [ 70.053093] ? netlink_ack+0x970/0x970 [ 70.057004] ? netlink_deliver_tap+0x182/0xad0 [ 70.061594] rtnetlink_rcv+0x10/0x20 [ 70.065305] netlink_unicast+0x43d/0x640 [ 70.069358] ? netlink_attachskb+0x6c0/0x6c0 [ 70.073757] ? __check_object_size+0x1ea/0x31c [ 70.078366] netlink_sendmsg+0x765/0xc40 [ 70.082419] ? netlink_unicast+0x640/0x640 [ 70.086642] ? apparmor_socket_sendmsg+0x1b/0x20 [ 70.091383] ? netlink_unicast+0x640/0x640 [ 70.095613] sock_sendmsg+0xb5/0xf0 [ 70.099227] ___sys_sendmsg+0x28e/0x950 [ 70.103190] ? find_held_lock+0x36/0x1d0 [ 70.107243] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 70.111988] ? __fget+0x278/0x400 [ 70.115426] ? lock_downgrade+0x7f0/0x7f0 [ 70.119564] ? kasan_check_read+0x11/0x20 [ 70.123710] ? __fget+0x295/0x400 [ 70.127152] ? ksys_dup3+0x2e0/0x2e0 [ 70.130850] ? kasan_check_write+0x14/0x20 [ 70.135073] ? __fget_light+0x174/0x1e0 [ 70.139062] ? __fdget+0xe/0x10 [ 70.142336] ? sockfd_lookup_light+0x1c/0x150 [ 70.146823] __sys_sendmmsg+0x160/0x380 [ 70.150790] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 70.155114] ? kasan_check_write+0x14/0x20 [ 70.159446] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 70.164291] ? __sb_end_write+0xa4/0xd0 [ 70.168264] ? kasan_check_write+0x14/0x20 [ 70.172483] ? fput+0x18/0x120 [ 70.175662] ? ksys_write+0x157/0x1b0 [ 70.179465] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 70.184224] ? do_syscall_64+0x21/0x4d0 [ 70.188196] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.193551] __x64_sys_sendmmsg+0x98/0x100 [ 70.197786] do_syscall_64+0xd0/0x4d0 [ 70.201581] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.206761] RIP: 0033:0x45b349 [ 70.209957] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 70.228856] RSP: 002b:00007fd10ce71c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 70.236558] RAX: ffffffffffffffda RBX: 00007fd10ce726d4 RCX: 000000000045b349 [ 70.243815] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 70.251083] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 70.258341] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 70.265599] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 70.272925] CPU: 1 PID: 7574 Comm: syz-executor.0 Not tainted 5.0.0-rc7-syzkaller #0 [ 70.280812] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.290176] Call Trace: [ 70.292766] dump_stack+0x113/0x167 [ 70.296402] should_fail.cold.4+0x5/0x13 [ 70.300562] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 70.305666] ? lock_downgrade+0x7f0/0x7f0 [ 70.309815] __should_failslab+0xba/0xf0 [ 70.313882] should_failslab+0x9/0x14 [ 70.317681] kmem_cache_alloc+0x47/0x730 [ 70.321738] ? lock_acquire+0x173/0x3d0 [ 70.325712] skb_clone+0x10f/0x320 [ 70.329254] netlink_deliver_tap+0x7a5/0xad0 [ 70.333667] netlink_unicast+0x40c/0x640 [ 70.337729] ? netlink_attachskb+0x6c0/0x6c0 [ 70.342133] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 70.347058] ? aa_sk_perm+0x160/0x790 [ 70.350982] ? import_iovec+0xb8/0x200 [ 70.354871] netlink_sendmsg+0x765/0xc40 [ 70.358999] ? netlink_unicast+0x640/0x640 [ 70.363236] ? apparmor_socket_sendmsg+0x1b/0x20 [ 70.365500] FAULT_INJECTION: forcing a failure. [ 70.365500] name failslab, interval 1, probability 0, space 0, times 0 [ 70.367987] ? netlink_unicast+0x640/0x640 [ 70.367995] sock_sendmsg+0xb5/0xf0 [ 70.368002] ___sys_sendmsg+0x28e/0x950 [ 70.368009] ? find_held_lock+0x36/0x1d0 [ 70.368016] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 70.399931] ? mark_held_locks+0x130/0x130 [ 70.404164] ? lock_downgrade+0x7f0/0x7f0 [ 70.408307] ? kasan_check_read+0x11/0x20 [ 70.412462] ? find_held_lock+0x36/0x1d0 [ 70.416526] ? __might_fault+0xf1/0x1b0 [ 70.420506] __sys_sendmmsg+0x160/0x380 [ 70.424484] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 70.425742] FAULT_INJECTION: forcing a failure. [ 70.425742] name failslab, interval 1, probability 0, space 0, times 0 [ 70.428802] ? kasan_check_write+0x14/0x20 [ 70.428810] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 70.428824] ? __sb_end_write+0xa4/0xd0 [ 70.453075] ? kasan_check_write+0x14/0x20 [ 70.457305] ? fput+0x18/0x120 [ 70.460551] ? ksys_write+0x157/0x1b0 [ 70.464348] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 70.469100] ? do_syscall_64+0x21/0x4d0 [ 70.473069] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.478433] __x64_sys_sendmmsg+0x98/0x100 [ 70.482662] do_syscall_64+0xd0/0x4d0 [ 70.486459] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.491644] RIP: 0033:0x45b349 [ 70.494822] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 70.513721] RSP: 002b:00007f1e86d36c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 70.521424] RAX: ffffffffffffffda RBX: 00007f1e86d376d4 RCX: 000000000045b349 [ 70.528689] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 70.536056] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 70.543325] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 70.550591] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 70.557993] CPU: 0 PID: 7584 Comm: syz-executor.4 Not tainted 5.0.0-rc7-syzkaller #0 [ 70.565876] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.575324] Call Trace: [ 70.577905] dump_stack+0x113/0x167 [ 70.581531] should_fail.cold.4+0x5/0x13 [ 70.585585] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 70.590683] ? lock_downgrade+0x7f0/0x7f0 [ 70.594837] __should_failslab+0xba/0xf0 [ 70.598888] should_failslab+0x9/0x14 [ 70.602684] kmem_cache_alloc+0x47/0x730 [ 70.606734] ? lock_acquire+0x173/0x3d0 [ 70.610703] skb_clone+0x10f/0x320 [ 70.614231] netlink_deliver_tap+0x7a5/0xad0 [ 70.618643] netlink_unicast+0x40c/0x640 [ 70.622701] ? netlink_attachskb+0x6c0/0x6c0 [ 70.627114] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 70.632036] ? aa_sk_perm+0x160/0x790 [ 70.635827] ? import_iovec+0xb8/0x200 [ 70.639704] netlink_sendmsg+0x765/0xc40 [ 70.643762] ? netlink_unicast+0x640/0x640 [ 70.648053] ? apparmor_socket_sendmsg+0x1b/0x20 [ 70.652818] ? netlink_unicast+0x640/0x640 [ 70.657056] sock_sendmsg+0xb5/0xf0 [ 70.660675] ___sys_sendmsg+0x28e/0x950 [ 70.664647] ? find_held_lock+0x36/0x1d0 [ 70.668695] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 70.673447] ? mark_held_locks+0x130/0x130 [ 70.677676] ? lock_downgrade+0x7f0/0x7f0 [ 70.681821] ? kasan_check_read+0x11/0x20 [ 70.685964] ? find_held_lock+0x36/0x1d0 [ 70.690022] ? __might_fault+0xf1/0x1b0 [ 70.694003] __sys_sendmmsg+0x160/0x380 [ 70.697973] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 70.702292] ? kasan_check_write+0x14/0x20 [ 70.706516] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 70.711364] ? __sb_end_write+0xa4/0xd0 [ 70.715334] ? kasan_check_write+0x14/0x20 [ 70.719555] ? fput+0x18/0x120 [ 70.722735] ? ksys_write+0x157/0x1b0 [ 70.726530] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 70.731283] ? do_syscall_64+0x21/0x4d0 [ 70.735264] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.741847] __x64_sys_sendmmsg+0x98/0x100 [ 70.746080] do_syscall_64+0xd0/0x4d0 [ 70.749871] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.755059] RIP: 0033:0x45b349 [ 70.758250] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 70.777148] RSP: 002b:00007f4c63becc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 70.784851] RAX: ffffffffffffffda RBX: 00007f4c63bed6d4 RCX: 000000000045b349 [ 70.792118] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 70.799383] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 70.806654] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 70.813914] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 70.821200] CPU: 1 PID: 7587 Comm: syz-executor.1 Not tainted 5.0.0-rc7-syzkaller #0 [ 70.829087] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.838436] Call Trace: [ 70.841024] dump_stack+0x113/0x167 [ 70.844654] should_fail.cold.4+0x5/0x13 [ 70.848722] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 70.853825] ? lock_downgrade+0x7f0/0x7f0 [ 70.857972] ? ___might_sleep+0x16b/0x270 [ 70.862121] __should_failslab+0xba/0xf0 [ 70.866181] should_failslab+0x9/0x14 [ 70.870088] kmem_cache_alloc_node+0x270/0x730 [ 70.874676] ? kasan_check_write+0x14/0x20 [ 70.878906] __alloc_skb+0xa7/0x570 [ 70.882513] ? skb_trim+0x150/0x150 [ 70.886122] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 70.889001] FAULT_INJECTION: forcing a failure. [ 70.889001] name failslab, interval 1, probability 0, space 0, times 0 [ 70.891034] ? aa_sk_perm+0x160/0x790 [ 70.891041] ? import_iovec+0xb8/0x200 [ 70.891047] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 70.891057] netlink_sendmsg+0x810/0xc40 [ 70.891065] ? netlink_unicast+0x640/0x640 [ 70.891075] ? apparmor_socket_sendmsg+0x1b/0x20 [ 70.928509] ? netlink_unicast+0x640/0x640 [ 70.932749] sock_sendmsg+0xb5/0xf0 [ 70.936371] ___sys_sendmsg+0x28e/0x950 [ 70.940337] ? find_held_lock+0x36/0x1d0 [ 70.944435] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 70.949203] ? mark_held_locks+0x130/0x130 [ 70.953453] ? lock_downgrade+0x7f0/0x7f0 [ 70.957600] ? kasan_check_read+0x11/0x20 [ 70.961755] ? find_held_lock+0x36/0x1d0 [ 70.965822] ? __might_fault+0xf1/0x1b0 [ 70.969812] __sys_sendmmsg+0x160/0x380 [ 70.973781] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 70.978095] ? kasan_check_write+0x14/0x20 [ 70.982323] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 70.987161] ? __sb_end_write+0xa4/0xd0 [ 70.991127] ? kasan_check_write+0x14/0x20 [ 70.995354] ? fput+0x18/0x120 [ 70.998567] FAULT_INJECTION: forcing a failure. [ 70.998567] name failslab, interval 1, probability 0, space 0, times 0 [ 70.998634] ? ksys_write+0x157/0x1b0 [ 71.013617] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 71.018361] ? do_syscall_64+0x21/0x4d0 [ 71.022321] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.027677] __x64_sys_sendmmsg+0x98/0x100 [ 71.031914] do_syscall_64+0xd0/0x4d0 [ 71.035707] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.040898] RIP: 0033:0x45b349 [ 71.044084] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 71.062980] RSP: 002b:00007fd10ce2fc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 71.070674] RAX: ffffffffffffffda RBX: 00007fd10ce306d4 RCX: 000000000045b349 [ 71.077938] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000007 [ 71.085196] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 71.092469] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 71.099736] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 71.107009] CPU: 0 PID: 7600 Comm: syz-executor.4 Not tainted 5.0.0-rc7-syzkaller #0 [ 71.115002] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.124345] Call Trace: [ 71.126940] dump_stack+0x113/0x167 [ 71.130562] should_fail.cold.4+0x5/0x13 [ 71.134621] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 71.139710] ? lock_downgrade+0x7f0/0x7f0 [ 71.143847] ? ___might_sleep+0x16b/0x270 [ 71.147985] __should_failslab+0xba/0xf0 [ 71.152047] should_failslab+0x9/0x14 [ 71.155838] kmem_cache_alloc_node+0x270/0x730 [ 71.160420] ? kasan_check_write+0x14/0x20 [ 71.164644] __alloc_skb+0xa7/0x570 [ 71.168258] ? skb_trim+0x150/0x150 [ 71.171875] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 71.176802] ? aa_sk_perm+0x160/0x790 [ 71.180602] ? import_iovec+0xb8/0x200 [ 71.184478] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 71.190012] netlink_sendmsg+0x810/0xc40 [ 71.194076] ? netlink_unicast+0x640/0x640 [ 71.198316] ? apparmor_socket_sendmsg+0x1b/0x20 [ 71.203062] ? netlink_unicast+0x640/0x640 [ 71.207284] sock_sendmsg+0xb5/0xf0 [ 71.210901] ___sys_sendmsg+0x28e/0x950 [ 71.214863] ? find_held_lock+0x36/0x1d0 [ 71.218919] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 71.223666] ? mark_held_locks+0x130/0x130 [ 71.227899] ? lock_downgrade+0x7f0/0x7f0 [ 71.232036] ? kasan_check_read+0x11/0x20 [ 71.236182] ? find_held_lock+0x36/0x1d0 [ 71.240240] ? __might_fault+0xf1/0x1b0 [ 71.244207] __sys_sendmmsg+0x160/0x380 [ 71.248183] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 71.252677] ? kasan_check_write+0x14/0x20 [ 71.256900] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 71.261742] ? __sb_end_write+0xa4/0xd0 [ 71.265706] ? kasan_check_write+0x14/0x20 [ 71.269933] ? fput+0x18/0x120 [ 71.273111] ? ksys_write+0x157/0x1b0 [ 71.276898] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 71.281648] ? do_syscall_64+0x21/0x4d0 [ 71.285620] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.290980] __x64_sys_sendmmsg+0x98/0x100 [ 71.295216] do_syscall_64+0xd0/0x4d0 [ 71.299033] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.304211] RIP: 0033:0x45b349 [ 71.307396] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 71.326301] RSP: 002b:00007f4c63baac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 71.333998] RAX: ffffffffffffffda RBX: 00007f4c63bab6d4 RCX: 000000000045b349 [ 71.341261] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000007 [ 71.348543] RBP: 000000000075c118 R08: 0000000000000000 R09: 0000000000000000 [ 71.355816] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 71.363079] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 71.370364] CPU: 1 PID: 7597 Comm: syz-executor.5 Not tainted 5.0.0-rc7-syzkaller #0 [ 71.378260] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.387609] Call Trace: [ 71.390629] dump_stack+0x113/0x167 [ 71.394259] should_fail.cold.4+0x5/0x13 [ 71.398335] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 71.403423] ? lock_downgrade+0x7f0/0x7f0 [ 71.407555] ? ___might_sleep+0x16b/0x270 [ 71.411699] __should_failslab+0xba/0xf0 [ 71.415744] should_failslab+0x9/0x14 [ 71.419591] kmem_cache_alloc_node+0x270/0x730 [ 71.424209] ? kasan_check_write+0x14/0x20 [ 71.428437] __alloc_skb+0xa7/0x570 [ 71.432060] ? skb_trim+0x150/0x150 [ 71.435681] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 71.440595] ? aa_sk_perm+0x160/0x790 [ 71.444382] ? import_iovec+0xb8/0x200 [ 71.448261] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 71.453796] netlink_sendmsg+0x810/0xc40 [ 71.457918] ? netlink_unicast+0x640/0x640 [ 71.462147] ? apparmor_socket_sendmsg+0x1b/0x20 [ 71.466892] ? netlink_unicast+0x640/0x640 [ 71.471113] sock_sendmsg+0xb5/0xf0 [ 71.474742] ___sys_sendmsg+0x28e/0x950 [ 71.478699] ? find_held_lock+0x36/0x1d0 [ 71.482762] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 71.487505] ? mark_held_locks+0x130/0x130 [ 71.491729] ? lock_downgrade+0x7f0/0x7f0 [ 71.495863] ? kasan_check_read+0x11/0x20 [ 71.500006] ? find_held_lock+0x36/0x1d0 [ 71.504057] ? __might_fault+0xf1/0x1b0 [ 71.508033] __sys_sendmmsg+0x160/0x380 [ 71.512006] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 71.516316] ? kasan_check_write+0x14/0x20 [ 71.520536] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 71.525547] ? __sb_end_write+0xa4/0xd0 [ 71.529552] ? kasan_check_write+0x14/0x20 [ 71.533768] ? fput+0x18/0x120 [ 71.536953] ? ksys_write+0x157/0x1b0 [ 71.540745] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 71.545527] ? do_syscall_64+0x21/0x4d0 [ 71.549497] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.554850] __x64_sys_sendmmsg+0x98/0x100 [ 71.559071] do_syscall_64+0xd0/0x4d0 [ 71.562921] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.568094] RIP: 0033:0x45b349 [ 71.571278] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 71.590168] RSP: 002b:00007f13cea19c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 71.597859] RAX: ffffffffffffffda RBX: 00007f13cea1a6d4 RCX: 000000000045b349 [ 71.605151] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 71.612406] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 2020/01/25 18:40:32 executed programs: 72 [ 71.619667] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 71.626918] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 71.695304] FAULT_INJECTION: forcing a failure. [ 71.695304] name failslab, interval 1, probability 0, space 0, times 0 [ 71.707146] CPU: 0 PID: 7604 Comm: syz-executor.5 Not tainted 5.0.0-rc7-syzkaller #0 [ 71.715025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.724460] Call Trace: [ 71.727043] dump_stack+0x113/0x167 [ 71.730662] should_fail.cold.4+0x5/0x13 [ 71.734723] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 71.739824] ? lock_downgrade+0x7f0/0x7f0 [ 71.744100] __should_failslab+0xba/0xf0 [ 71.748169] should_failslab+0x9/0x14 [ 71.751972] kmem_cache_alloc+0x47/0x730 [ 71.756026] ? lock_acquire+0x173/0x3d0 [ 71.759995] skb_clone+0x10f/0x320 [ 71.763540] netlink_deliver_tap+0x7a5/0xad0 [ 71.767954] netlink_unicast+0x40c/0x640 [ 71.772013] ? netlink_attachskb+0x6c0/0x6c0 [ 71.776410] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 71.781339] ? aa_sk_perm+0x160/0x790 [ 71.785138] ? import_iovec+0xb8/0x200 [ 71.789022] netlink_sendmsg+0x765/0xc40 [ 71.793088] ? netlink_unicast+0x640/0x640 [ 71.797323] ? apparmor_socket_sendmsg+0x1b/0x20 [ 71.802075] ? netlink_unicast+0x640/0x640 [ 71.806333] sock_sendmsg+0xb5/0xf0 [ 71.809969] ___sys_sendmsg+0x28e/0x950 [ 71.813934] ? find_held_lock+0x36/0x1d0 [ 71.817984] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 71.822752] ? mark_held_locks+0x130/0x130 [ 71.826981] ? lock_downgrade+0x7f0/0x7f0 [ 71.831130] ? kasan_check_read+0x11/0x20 [ 71.835289] ? find_held_lock+0x36/0x1d0 [ 71.839367] ? __might_fault+0xf1/0x1b0 [ 71.843356] __sys_sendmmsg+0x160/0x380 [ 71.847332] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 71.851650] ? kasan_check_write+0x14/0x20 [ 71.855880] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 71.860730] ? __sb_end_write+0xa4/0xd0 [ 71.864693] ? kasan_check_write+0x14/0x20 [ 71.868926] ? fput+0x18/0x120 [ 71.872113] ? ksys_write+0x157/0x1b0 [ 71.875909] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 71.880662] ? do_syscall_64+0x21/0x4d0 [ 71.884623] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.889967] __x64_sys_sendmmsg+0x98/0x100 [ 71.894181] do_syscall_64+0xd0/0x4d0 [ 71.897958] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.903126] RIP: 0033:0x45b349 [ 71.906293] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 71.925176] RSP: 002b:00007f13cea19c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 71.932859] RAX: ffffffffffffffda RBX: 00007f13cea1a6d4 RCX: 000000000045b349 [ 71.940112] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 71.947361] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 71.954620] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 71.961867] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 72.007454] FAULT_INJECTION: forcing a failure. [ 72.007454] name failslab, interval 1, probability 0, space 0, times 0 [ 72.039972] CPU: 0 PID: 7612 Comm: syz-executor.4 Not tainted 5.0.0-rc7-syzkaller #0 [ 72.047892] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.056973] FAULT_INJECTION: forcing a failure. [ 72.056973] name failslab, interval 1, probability 0, space 0, times 0 [ 72.057231] Call Trace: [ 72.057244] dump_stack+0x113/0x167 [ 72.057256] should_fail.cold.4+0x5/0x13 [ 72.078657] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 72.083749] ? lock_downgrade+0x7f0/0x7f0 [ 72.087889] ? ___might_sleep+0x16b/0x270 [ 72.092027] __should_failslab+0xba/0xf0 [ 72.096074] should_failslab+0x9/0x14 [ 72.099858] __kmalloc+0x2e1/0x760 [ 72.100894] FAULT_INJECTION: forcing a failure. [ 72.100894] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 72.103384] ? wait_for_completion+0x460/0x460 [ 72.119720] ? tcf_idr_create+0x56/0x6d0 [ 72.123761] tcf_idr_create+0x56/0x6d0 [ 72.127630] ? mutex_unlock+0xd/0x10 [ 72.131329] tcf_police_init+0xb49/0x1270 [ 72.135465] ? tcf_police_act+0xef0/0xef0 [ 72.139598] ? kasan_check_write+0x14/0x20 [ 72.143815] ? do_raw_read_unlock+0x3f/0x70 [ 72.148120] tcf_action_init_1+0x1b0/0xb40 [ 72.152340] ? tcf_action_dump_old+0x90/0x90 [ 72.157163] ? netlink_sendmsg+0x765/0xc40 [ 72.161379] ? ___sys_sendmsg+0x28e/0x950 [ 72.165505] ? __sys_sendmmsg+0x160/0x380 [ 72.169642] ? __x64_sys_sendmmsg+0x98/0x100 [ 72.174028] ? do_syscall_64+0xd0/0x4d0 [ 72.177981] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.183325] ? __lock_acquire+0x5d6/0x4760 [ 72.187545] ? __lock_acquire+0x5d6/0x4760 [ 72.191773] tcf_exts_validate+0xf9/0x4d0 [ 72.195912] ? __lock_is_held+0xb5/0x140 [ 72.199952] ? tcf_exts_change+0x150/0x150 [ 72.204167] ? rcu_lockdep_current_cpu_online+0xe5/0x130 [ 72.209604] ? u32_change+0x7b5/0x31b8 [ 72.213476] u32_set_parms+0x39/0x770 [ 72.217260] u32_change+0x8c9/0x31b8 [ 72.220953] ? find_held_lock+0x36/0x1d0 [ 72.224998] ? u32_dump+0xe20/0xe20 [ 72.228608] ? tc_new_tfilter+0x12dd/0x1a90 [ 72.232910] ? lock_downgrade+0x7f0/0x7f0 [ 72.237041] ? kasan_check_write+0x14/0x20 [ 72.241305] ? lockdep_rtnl_is_held+0x15/0x20 [ 72.245784] tc_new_tfilter+0xcb4/0x1a90 [ 72.249826] ? kasan_check_read+0x11/0x20 [ 72.253963] ? tc_del_tfilter+0x12d0/0x12d0 [ 72.258272] ? mark_held_locks+0x130/0x130 [ 72.262487] ? __local_bh_enable_ip+0x160/0x260 [ 72.267150] ? __dev_queue_xmit+0x1251/0x2910 [ 72.271626] ? lockdep_hardirqs_on+0x421/0x5c0 [ 72.276189] ? __local_bh_enable_ip+0x160/0x260 [ 72.280837] ? __dev_queue_xmit+0x1228/0x2910 [ 72.285313] ? apparmor_cred_transfer+0x4f0/0x4f0 [ 72.290141] ? find_held_lock+0x36/0x1d0 [ 72.294195] ? tc_del_tfilter+0x12d0/0x12d0 [ 72.298499] ? kasan_check_read+0x11/0x20 [ 72.302627] ? tc_del_tfilter+0x12d0/0x12d0 [ 72.306930] rtnetlink_rcv_msg+0x636/0x8f0 [ 72.311146] ? rtnetlink_put_metrics+0x490/0x490 [ 72.315883] ? find_held_lock+0x36/0x1d0 [ 72.319929] netlink_rcv_skb+0x13c/0x380 [ 72.323968] ? lock_downgrade+0x7f0/0x7f0 [ 72.328095] ? rtnetlink_put_metrics+0x490/0x490 [ 72.332848] ? netlink_ack+0x970/0x970 [ 72.336717] ? netlink_deliver_tap+0x182/0xad0 [ 72.341287] rtnetlink_rcv+0x10/0x20 [ 72.344982] netlink_unicast+0x43d/0x640 [ 72.349047] ? netlink_attachskb+0x6c0/0x6c0 [ 72.353447] ? __check_object_size+0x1ea/0x31c [ 72.358021] netlink_sendmsg+0x765/0xc40 [ 72.362086] ? netlink_unicast+0x640/0x640 [ 72.366312] ? apparmor_socket_sendmsg+0x1b/0x20 [ 72.371054] ? netlink_unicast+0x640/0x640 [ 72.375277] sock_sendmsg+0xb5/0xf0 [ 72.378888] ___sys_sendmsg+0x28e/0x950 [ 72.382846] ? find_held_lock+0x36/0x1d0 [ 72.386893] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 72.391630] ? __fget+0x278/0x400 [ 72.395067] ? lock_downgrade+0x7f0/0x7f0 [ 72.399200] ? kasan_check_read+0x11/0x20 [ 72.403345] ? __fget+0x295/0x400 [ 72.406789] ? ksys_dup3+0x2e0/0x2e0 [ 72.410496] ? kasan_check_write+0x14/0x20 [ 72.414722] ? __fget_light+0x174/0x1e0 [ 72.418700] ? __fdget+0xe/0x10 [ 72.421964] ? sockfd_lookup_light+0x1c/0x150 [ 72.426441] __sys_sendmmsg+0x160/0x380 [ 72.430401] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 72.434710] ? kasan_check_write+0x14/0x20 [ 72.438926] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 72.443753] ? __sb_end_write+0xa4/0xd0 [ 72.447709] ? kasan_check_write+0x14/0x20 [ 72.451921] ? fput+0x18/0x120 [ 72.455092] ? ksys_write+0x157/0x1b0 [ 72.458877] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 72.463611] ? do_syscall_64+0x21/0x4d0 [ 72.467574] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.472918] __x64_sys_sendmmsg+0x98/0x100 [ 72.477136] do_syscall_64+0xd0/0x4d0 [ 72.480930] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.486102] RIP: 0033:0x45b349 [ 72.489279] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 72.508181] RSP: 002b:00007f4c63c0dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 72.515874] RAX: ffffffffffffffda RBX: 00007f4c63c0e6d4 RCX: 000000000045b349 [ 72.523129] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 72.530396] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 72.537660] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 72.544938] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 72.552329] CPU: 1 PID: 7621 Comm: syz-executor.1 Not tainted 5.0.0-rc7-syzkaller #0 [ 72.553451] FAULT_INJECTION: forcing a failure. [ 72.553451] name failslab, interval 1, probability 0, space 0, times 0 [ 72.560201] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.560204] Call Trace: [ 72.560215] dump_stack+0x113/0x167 [ 72.560226] should_fail.cold.4+0x5/0x13 [ 72.560233] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 72.560240] ? __lock_acquire+0x5d6/0x4760 [ 72.560251] should_fail_alloc_page+0x50/0x60 [ 72.560257] __alloc_pages_nodemask+0x186/0x730 [ 72.560265] ? __alloc_pages_slowpath+0x2660/0x2660 [ 72.614386] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 72.619477] cache_grow_begin+0x91/0x8b0 [ 72.623520] ? kmem_cache_alloc+0x9c/0x730 [ 72.628182] kmem_cache_alloc+0x668/0x730 [ 72.632320] skb_clone+0x10f/0x320 [ 72.635847] netlink_deliver_tap+0x7a5/0xad0 [ 72.640242] netlink_unicast+0x40c/0x640 [ 72.644293] ? netlink_attachskb+0x6c0/0x6c0 [ 72.648683] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 72.653596] ? aa_sk_perm+0x160/0x790 [ 72.657381] ? import_iovec+0xb8/0x200 [ 72.661253] netlink_sendmsg+0x765/0xc40 [ 72.665303] ? netlink_unicast+0x640/0x640 [ 72.669522] ? apparmor_socket_sendmsg+0x1b/0x20 [ 72.674261] ? netlink_unicast+0x640/0x640 [ 72.678492] sock_sendmsg+0xb5/0xf0 [ 72.682117] ___sys_sendmsg+0x28e/0x950 [ 72.686181] ? find_held_lock+0x36/0x1d0 [ 72.690236] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 72.694989] ? mark_held_locks+0x130/0x130 [ 72.699212] ? lock_downgrade+0x7f0/0x7f0 [ 72.703346] ? kasan_check_read+0x11/0x20 [ 72.707483] ? find_held_lock+0x36/0x1d0 [ 72.711533] ? __might_fault+0xf1/0x1b0 [ 72.715502] __sys_sendmmsg+0x160/0x380 [ 72.719465] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 72.723774] ? kasan_check_write+0x14/0x20 [ 72.728008] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 72.732842] ? __sb_end_write+0xa4/0xd0 [ 72.736804] ? kasan_check_write+0x14/0x20 [ 72.741021] ? fput+0x18/0x120 [ 72.744197] ? ksys_write+0x157/0x1b0 [ 72.747998] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 72.752739] ? do_syscall_64+0x21/0x4d0 [ 72.756696] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.762047] __x64_sys_sendmmsg+0x98/0x100 [ 72.766271] do_syscall_64+0xd0/0x4d0 [ 72.770057] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.775229] RIP: 0033:0x45b349 [ 72.778407] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 72.797290] RSP: 002b:00007fd10ce50c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 72.804980] RAX: ffffffffffffffda RBX: 00007fd10ce516d4 RCX: 000000000045b349 [ 72.812243] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 72.819495] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 72.826750] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 72.834005] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 72.841366] CPU: 0 PID: 7623 Comm: syz-executor.3 Not tainted 5.0.0-rc7-syzkaller #0 [ 72.849257] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.858605] Call Trace: [ 72.861186] dump_stack+0x113/0x167 [ 72.864806] should_fail.cold.4+0x5/0x13 [ 72.868856] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 72.873943] ? lock_downgrade+0x7f0/0x7f0 [ 72.878089] ? ___might_sleep+0x16b/0x270 [ 72.882229] __should_failslab+0xba/0xf0 [ 72.886277] should_failslab+0x9/0x14 [ 72.890069] kmem_cache_alloc_node_trace+0x274/0x740 [ 72.895160] ? __alloc_skb+0xa7/0x570 [ 72.898948] ? rcu_lockdep_current_cpu_online+0xe5/0x130 [ 72.904388] __kmalloc_node_track_caller+0x3c/0x70 [ 72.909306] __kmalloc_reserve.isra.43+0x2c/0xc0 [ 72.914144] __alloc_skb+0xd7/0x570 [ 72.917765] ? skb_trim+0x150/0x150 [ 72.921379] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 72.926292] ? aa_sk_perm+0x160/0x790 [ 72.930079] ? import_iovec+0xb8/0x200 [ 72.933952] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 72.939485] netlink_sendmsg+0x810/0xc40 [ 72.943542] ? netlink_unicast+0x640/0x640 [ 72.947768] ? apparmor_socket_sendmsg+0x1b/0x20 [ 72.952517] ? netlink_unicast+0x640/0x640 [ 72.956745] sock_sendmsg+0xb5/0xf0 [ 72.960357] ___sys_sendmsg+0x28e/0x950 [ 72.964339] ? find_held_lock+0x36/0x1d0 [ 72.968388] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 72.973129] ? mark_held_locks+0x130/0x130 [ 72.977353] ? lock_downgrade+0x7f0/0x7f0 [ 72.981494] ? kasan_check_read+0x11/0x20 [ 72.985641] ? find_held_lock+0x36/0x1d0 [ 72.989702] ? __might_fault+0xf1/0x1b0 [ 72.993676] __sys_sendmmsg+0x160/0x380 [ 72.997642] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 73.001955] ? kasan_check_write+0x14/0x20 [ 73.006174] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 73.011007] ? __sb_end_write+0xa4/0xd0 [ 73.014982] ? kasan_check_write+0x14/0x20 [ 73.019199] ? fput+0x18/0x120 [ 73.022382] ? ksys_write+0x157/0x1b0 [ 73.026175] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 73.030917] ? do_syscall_64+0x21/0x4d0 [ 73.034877] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.040229] __x64_sys_sendmmsg+0x98/0x100 [ 73.044450] do_syscall_64+0xd0/0x4d0 [ 73.048234] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.053412] RIP: 0033:0x45b349 [ 73.056592] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 73.075489] RSP: 002b:00007f5f54207c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 73.083186] RAX: ffffffffffffffda RBX: 00007f5f542086d4 RCX: 000000000045b349 [ 73.090447] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 73.098405] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 73.105665] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 73.112928] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 73.126483] CPU: 0 PID: 7620 Comm: syz-executor.2 Not tainted 5.0.0-rc7-syzkaller #0 [ 73.134402] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.143762] Call Trace: [ 73.146391] dump_stack+0x113/0x167 [ 73.150021] should_fail.cold.4+0x5/0x13 [ 73.154090] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 73.159179] ? lock_downgrade+0x7f0/0x7f0 [ 73.163319] __should_failslab+0xba/0xf0 [ 73.167371] should_failslab+0x9/0x14 [ 73.171153] kmem_cache_alloc+0x47/0x730 [ 73.175196] ? lock_acquire+0x173/0x3d0 [ 73.179153] skb_clone+0x10f/0x320 [ 73.182688] netlink_deliver_tap+0x7a5/0xad0 [ 73.187085] netlink_unicast+0x40c/0x640 [ 73.191135] ? netlink_attachskb+0x6c0/0x6c0 [ 73.195528] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 73.200447] ? aa_sk_perm+0x160/0x790 [ 73.204241] ? import_iovec+0xb8/0x200 [ 73.208148] netlink_sendmsg+0x765/0xc40 [ 73.212190] ? netlink_unicast+0x640/0x640 [ 73.216407] ? apparmor_socket_sendmsg+0x1b/0x20 [ 73.221148] ? netlink_unicast+0x640/0x640 [ 73.225374] sock_sendmsg+0xb5/0xf0 [ 73.228980] ___sys_sendmsg+0x28e/0x950 [ 73.232938] ? find_held_lock+0x36/0x1d0 [ 73.237000] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 73.241751] ? mark_held_locks+0x130/0x130 [ 73.245974] ? lock_downgrade+0x7f0/0x7f0 [ 73.250106] ? kasan_check_read+0x11/0x20 [ 73.254243] ? find_held_lock+0x36/0x1d0 [ 73.258285] ? __might_fault+0xf1/0x1b0 [ 73.262252] __sys_sendmmsg+0x160/0x380 [ 73.266217] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 73.270523] ? kasan_check_write+0x14/0x20 [ 73.274742] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 73.279572] ? __sb_end_write+0xa4/0xd0 [ 73.283532] ? kasan_check_write+0x14/0x20 [ 73.287755] ? fput+0x18/0x120 [ 73.290926] ? ksys_write+0x157/0x1b0 [ 73.294715] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 73.299455] ? do_syscall_64+0x21/0x4d0 [ 73.303419] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.308920] __x64_sys_sendmmsg+0x98/0x100 [ 73.313139] do_syscall_64+0xd0/0x4d0 [ 73.316919] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.322098] RIP: 0033:0x45b349 [ 73.325278] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 73.344250] RSP: 002b:00007f68bf918c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 73.351955] RAX: ffffffffffffffda RBX: 00007f68bf9196d4 RCX: 000000000045b349 [ 73.359229] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 73.366482] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 73.373733] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 73.380986] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 73.389816] FAULT_INJECTION: forcing a failure. [ 73.389816] name failslab, interval 1, probability 0, space 0, times 0 [ 73.401706] CPU: 0 PID: 7629 Comm: syz-executor.5 Not tainted 5.0.0-rc7-syzkaller #0 [ 73.409597] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.418937] Call Trace: [ 73.421517] dump_stack+0x113/0x167 [ 73.425152] should_fail.cold.4+0x5/0x13 [ 73.429210] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 73.434325] ? lock_downgrade+0x7f0/0x7f0 [ 73.438587] __should_failslab+0xba/0xf0 [ 73.442645] should_failslab+0x9/0x14 [ 73.446479] kmem_cache_alloc+0x47/0x730 [ 73.450532] ? lock_acquire+0x173/0x3d0 [ 73.454496] skb_clone+0x10f/0x320 [ 73.458015] netlink_deliver_tap+0x7a5/0xad0 [ 73.462420] netlink_unicast+0x40c/0x640 [ 73.466468] ? netlink_attachskb+0x6c0/0x6c0 [ 73.470868] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 73.475786] ? aa_sk_perm+0x160/0x790 [ 73.479571] ? import_iovec+0xb8/0x200 [ 73.486049] netlink_sendmsg+0x765/0xc40 [ 73.490096] ? netlink_unicast+0x640/0x640 [ 73.494316] ? apparmor_socket_sendmsg+0x1b/0x20 [ 73.499070] ? netlink_unicast+0x640/0x640 [ 73.503289] sock_sendmsg+0xb5/0xf0 [ 73.506901] ___sys_sendmsg+0x28e/0x950 [ 73.510856] ? find_held_lock+0x36/0x1d0 [ 73.514894] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 73.519658] ? mark_held_locks+0x130/0x130 [ 73.523898] ? lock_downgrade+0x7f0/0x7f0 [ 73.528040] ? kasan_check_read+0x11/0x20 [ 73.532172] ? find_held_lock+0x36/0x1d0 [ 73.536220] ? __might_fault+0xf1/0x1b0 [ 73.540190] __sys_sendmmsg+0x160/0x380 [ 73.544155] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 73.548464] ? kasan_check_write+0x14/0x20 [ 73.552679] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 73.557513] ? __sb_end_write+0xa4/0xd0 [ 73.561471] ? kasan_check_write+0x14/0x20 [ 73.565688] ? fput+0x18/0x120 [ 73.568861] ? ksys_write+0x157/0x1b0 [ 73.572639] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 73.577377] ? do_syscall_64+0x21/0x4d0 [ 73.581345] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.586701] __x64_sys_sendmmsg+0x98/0x100 [ 73.590946] do_syscall_64+0xd0/0x4d0 [ 73.594726] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.599899] RIP: 0033:0x45b349 [ 73.603077] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 73.621984] RSP: 002b:00007f13cea19c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 73.629685] RAX: ffffffffffffffda RBX: 00007f13cea1a6d4 RCX: 000000000045b349 [ 73.636945] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 73.644206] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 73.651481] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 73.658742] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 73.672727] NOHZ: local_softirq_pending 08 [ 73.872851] FAULT_INJECTION: forcing a failure. [ 73.872851] name failslab, interval 1, probability 0, space 0, times 0 [ 73.905825] FAULT_INJECTION: forcing a failure. [ 73.905825] name failslab, interval 1, probability 0, space 0, times 0 [ 73.906151] CPU: 0 PID: 7632 Comm: syz-executor.0 Not tainted 5.0.0-rc7-syzkaller #0 [ 73.924932] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.931247] FAULT_INJECTION: forcing a failure. [ 73.931247] name failslab, interval 1, probability 0, space 0, times 0 [ 73.934279] Call Trace: [ 73.934292] dump_stack+0x113/0x167 [ 73.934304] should_fail.cold.4+0x5/0x13 [ 73.934311] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 73.960995] ? lock_downgrade+0x7f0/0x7f0 [ 73.965145] ? ___might_sleep+0x16b/0x270 [ 73.969298] __should_failslab+0xba/0xf0 [ 73.973353] should_failslab+0x9/0x14 [ 73.977143] __kmalloc+0x2e1/0x760 [ 73.980682] ? wait_for_completion+0x460/0x460 [ 73.985355] ? tcf_idr_create+0x56/0x6d0 [ 73.989419] tcf_idr_create+0x56/0x6d0 [ 73.993304] ? mutex_unlock+0xd/0x10 [ 73.997021] tcf_police_init+0xb49/0x1270 [ 74.001169] ? tcf_police_act+0xef0/0xef0 [ 74.005328] ? kasan_check_write+0x14/0x20 [ 74.009562] ? do_raw_read_unlock+0x3f/0x70 [ 74.013874] tcf_action_init_1+0x1b0/0xb40 [ 74.018113] ? tcf_action_dump_old+0x90/0x90 [ 74.022524] ? netlink_sendmsg+0x765/0xc40 [ 74.026757] ? ___sys_sendmsg+0x28e/0x950 [ 74.030893] ? __sys_sendmmsg+0x160/0x380 [ 74.035031] ? __x64_sys_sendmmsg+0x98/0x100 [ 74.039427] ? do_syscall_64+0xd0/0x4d0 [ 74.043391] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.048745] ? __lock_acquire+0x5d6/0x4760 [ 74.052968] ? __lock_acquire+0x5d6/0x4760 [ 74.057199] tcf_exts_validate+0xf9/0x4d0 [ 74.061336] ? __lock_is_held+0xb5/0x140 [ 74.065388] ? tcf_exts_change+0x150/0x150 [ 74.069607] ? rcu_lockdep_current_cpu_online+0xe5/0x130 [ 74.075042] ? u32_change+0x7b5/0x31b8 [ 74.078917] u32_set_parms+0x39/0x770 [ 74.082712] u32_change+0x8c9/0x31b8 [ 74.086413] ? find_held_lock+0x36/0x1d0 [ 74.090467] ? u32_dump+0xe20/0xe20 [ 74.094085] ? tc_new_tfilter+0x12dd/0x1a90 [ 74.098406] ? lock_downgrade+0x7f0/0x7f0 [ 74.102539] ? kasan_check_write+0x14/0x20 [ 74.106771] ? lockdep_rtnl_is_held+0x15/0x20 [ 74.111253] tc_new_tfilter+0xcb4/0x1a90 [ 74.115299] ? kasan_check_read+0x11/0x20 [ 74.119449] ? tc_del_tfilter+0x12d0/0x12d0 [ 74.123762] ? mark_held_locks+0x130/0x130 [ 74.127981] ? __local_bh_enable_ip+0x160/0x260 [ 74.132722] ? __dev_queue_xmit+0x1251/0x2910 [ 74.137300] ? lockdep_hardirqs_on+0x421/0x5c0 [ 74.141872] ? __local_bh_enable_ip+0x160/0x260 [ 74.146540] ? __dev_queue_xmit+0x1228/0x2910 [ 74.151028] ? apparmor_cred_transfer+0x4f0/0x4f0 [ 74.155864] ? find_held_lock+0x36/0x1d0 [ 74.159943] ? tc_del_tfilter+0x12d0/0x12d0 [ 74.164263] ? kasan_check_read+0x11/0x20 [ 74.168401] ? tc_del_tfilter+0x12d0/0x12d0 [ 74.172717] rtnetlink_rcv_msg+0x636/0x8f0 [ 74.176943] ? rtnetlink_put_metrics+0x490/0x490 [ 74.181697] ? find_held_lock+0x36/0x1d0 [ 74.185759] netlink_rcv_skb+0x13c/0x380 [ 74.189816] ? lock_downgrade+0x7f0/0x7f0 [ 74.194052] ? rtnetlink_put_metrics+0x490/0x490 [ 74.198804] ? netlink_ack+0x970/0x970 [ 74.202798] ? netlink_deliver_tap+0x182/0xad0 [ 74.207378] rtnetlink_rcv+0x10/0x20 [ 74.211083] netlink_unicast+0x43d/0x640 [ 74.215135] ? netlink_attachskb+0x6c0/0x6c0 [ 74.220779] ? __check_object_size+0x1ea/0x31c [ 74.225360] netlink_sendmsg+0x765/0xc40 [ 74.229518] ? netlink_unicast+0x640/0x640 [ 74.234499] ? apparmor_socket_sendmsg+0x1b/0x20 [ 74.239250] ? netlink_unicast+0x640/0x640 [ 74.243482] sock_sendmsg+0xb5/0xf0 [ 74.247104] ___sys_sendmsg+0x28e/0x950 [ 74.251071] ? find_held_lock+0x36/0x1d0 [ 74.255133] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 74.260149] ? __fget+0x278/0x400 [ 74.263596] ? lock_downgrade+0x7f0/0x7f0 [ 74.267851] ? kasan_check_read+0x11/0x20 [ 74.272105] ? __fget+0x295/0x400 [ 74.275552] ? ksys_dup3+0x2e0/0x2e0 [ 74.279284] ? kasan_check_write+0x14/0x20 [ 74.283627] ? __fget_light+0x174/0x1e0 [ 74.288406] ? __fdget+0xe/0x10 [ 74.291676] ? sockfd_lookup_light+0x1c/0x150 [ 74.296194] __sys_sendmmsg+0x160/0x380 [ 74.300166] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 74.304484] ? kasan_check_write+0x14/0x20 [ 74.308712] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 74.313557] ? __sb_end_write+0xa4/0xd0 [ 74.317531] ? kasan_check_write+0x14/0x20 [ 74.321757] ? fput+0x18/0x120 [ 74.324939] ? ksys_write+0x157/0x1b0 [ 74.328738] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 74.333482] ? do_syscall_64+0x21/0x4d0 [ 74.337457] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.343078] __x64_sys_sendmmsg+0x98/0x100 [ 74.347320] do_syscall_64+0xd0/0x4d0 [ 74.351112] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.356312] RIP: 0033:0x45b349 [ 74.359502] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 74.378410] RSP: 002b:00007f1e86d57c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 74.386322] RAX: ffffffffffffffda RBX: 00007f1e86d586d4 RCX: 000000000045b349 [ 74.393593] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 74.400864] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 74.408139] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 74.415496] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 74.425248] CPU: 1 PID: 7648 Comm: syz-executor.3 Not tainted 5.0.0-rc7-syzkaller #0 [ 74.426083] FAULT_INJECTION: forcing a failure. [ 74.426083] name failslab, interval 1, probability 0, space 0, times 0 [ 74.433599] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.433602] Call Trace: [ 74.433615] dump_stack+0x113/0x167 [ 74.433627] should_fail.cold.4+0x5/0x13 [ 74.433635] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 74.433642] ? lock_downgrade+0x7f0/0x7f0 [ 74.433648] ? ___might_sleep+0x16b/0x270 [ 74.433656] __should_failslab+0xba/0xf0 [ 74.433663] should_failslab+0x9/0x14 [ 74.433671] kmem_cache_alloc_node+0x270/0x730 [ 74.490115] ? kasan_check_write+0x14/0x20 [ 74.491689] FAULT_INJECTION: forcing a failure. [ 74.491689] name failslab, interval 1, probability 0, space 0, times 0 [ 74.494352] __alloc_skb+0xa7/0x570 [ 74.506682] FAULT_INJECTION: forcing a failure. [ 74.506682] name failslab, interval 1, probability 0, space 0, times 0 [ 74.509281] ? skb_trim+0x150/0x150 [ 74.524101] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 74.529190] ? aa_sk_perm+0x160/0x790 [ 74.533087] ? import_iovec+0xb8/0x200 [ 74.536972] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 74.542506] netlink_sendmsg+0x810/0xc40 [ 74.546581] ? netlink_unicast+0x640/0x640 [ 74.550813] ? apparmor_socket_sendmsg+0x1b/0x20 [ 74.555574] ? netlink_unicast+0x640/0x640 [ 74.559809] sock_sendmsg+0xb5/0xf0 [ 74.563432] ___sys_sendmsg+0x28e/0x950 [ 74.567404] ? find_held_lock+0x36/0x1d0 [ 74.571464] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 74.576229] ? mark_held_locks+0x130/0x130 [ 74.580453] ? lock_downgrade+0x7f0/0x7f0 [ 74.584608] ? kasan_check_read+0x11/0x20 [ 74.588765] ? find_held_lock+0x36/0x1d0 [ 74.592823] ? __might_fault+0xf1/0x1b0 [ 74.596806] __sys_sendmmsg+0x160/0x380 [ 74.600773] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 74.605087] ? kasan_check_write+0x14/0x20 [ 74.609311] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 74.614161] ? __sb_end_write+0xa4/0xd0 [ 74.618130] ? kasan_check_write+0x14/0x20 [ 74.622363] ? fput+0x18/0x120 [ 74.625550] ? ksys_write+0x157/0x1b0 [ 74.629346] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 74.634209] ? do_syscall_64+0x21/0x4d0 [ 74.638204] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.643563] __x64_sys_sendmmsg+0x98/0x100 [ 74.647801] do_syscall_64+0xd0/0x4d0 [ 74.651607] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.656796] RIP: 0033:0x45b349 [ 74.659983] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 74.679278] RSP: 002b:00007f5f54207c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 74.687095] RAX: ffffffffffffffda RBX: 00007f5f542086d4 RCX: 000000000045b349 [ 74.694360] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 74.701620] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 74.708891] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 74.716149] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 74.723513] CPU: 0 PID: 7650 Comm: syz-executor.1 Not tainted 5.0.0-rc7-syzkaller #0 [ 74.731429] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.740776] Call Trace: [ 74.743358] dump_stack+0x113/0x167 [ 74.746985] should_fail.cold.4+0x5/0x13 [ 74.751058] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 74.756149] ? lock_downgrade+0x7f0/0x7f0 [ 74.760283] ? ___might_sleep+0x16b/0x270 [ 74.764425] __should_failslab+0xba/0xf0 [ 74.768473] should_failslab+0x9/0x14 [ 74.772263] kmem_cache_alloc_node+0x270/0x730 [ 74.776837] ? kasan_check_write+0x14/0x20 [ 74.781080] __alloc_skb+0xa7/0x570 [ 74.784700] ? skb_trim+0x150/0x150 [ 74.788489] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 74.793425] ? aa_sk_perm+0x160/0x790 [ 74.797223] ? import_iovec+0xb8/0x200 [ 74.801108] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 74.806650] netlink_sendmsg+0x810/0xc40 [ 74.810719] ? netlink_unicast+0x640/0x640 [ 74.814949] ? apparmor_socket_sendmsg+0x1b/0x20 [ 74.819730] ? netlink_unicast+0x640/0x640 [ 74.824042] sock_sendmsg+0xb5/0xf0 [ 74.827670] ___sys_sendmsg+0x28e/0x950 [ 74.831639] ? find_held_lock+0x36/0x1d0 [ 74.835702] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 74.840462] ? mark_held_locks+0x130/0x130 [ 74.844689] ? lock_downgrade+0x7f0/0x7f0 [ 74.848829] ? kasan_check_read+0x11/0x20 [ 74.852969] ? find_held_lock+0x36/0x1d0 [ 74.857024] ? __might_fault+0xf1/0x1b0 [ 74.860999] __sys_sendmmsg+0x160/0x380 [ 74.864966] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 74.869281] ? kasan_check_write+0x14/0x20 [ 74.873505] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 74.878341] ? __sb_end_write+0xa4/0xd0 [ 74.882317] ? kasan_check_write+0x14/0x20 [ 74.886540] ? fput+0x18/0x120 [ 74.889721] ? ksys_write+0x157/0x1b0 [ 74.893509] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 74.898253] ? do_syscall_64+0x21/0x4d0 [ 74.902214] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.907570] __x64_sys_sendmmsg+0x98/0x100 [ 74.911801] do_syscall_64+0xd0/0x4d0 [ 74.915596] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.920776] RIP: 0033:0x45b349 [ 74.923960] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 74.942871] RSP: 002b:00007fd10ce50c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 74.950574] RAX: ffffffffffffffda RBX: 00007fd10ce516d4 RCX: 000000000045b349 [ 74.957854] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 74.965111] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 74.972369] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 74.979628] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 74.986902] CPU: 1 PID: 7649 Comm: syz-executor.2 Not tainted 5.0.0-rc7-syzkaller #0 [ 74.994793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.004140] Call Trace: [ 75.006726] dump_stack+0x113/0x167 [ 75.010341] should_fail.cold.4+0x5/0x13 [ 75.014401] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 75.019499] ? lock_downgrade+0x7f0/0x7f0 [ 75.023641] __should_failslab+0xba/0xf0 [ 75.027690] should_failslab+0x9/0x14 [ 75.031662] kmem_cache_alloc+0x47/0x730 [ 75.035716] ? lock_acquire+0x173/0x3d0 [ 75.039777] skb_clone+0x10f/0x320 [ 75.043321] netlink_deliver_tap+0x7a5/0xad0 [ 75.047730] netlink_unicast+0x40c/0x640 [ 75.051783] ? netlink_attachskb+0x6c0/0x6c0 [ 75.056706] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 75.061620] ? aa_sk_perm+0x160/0x790 [ 75.065402] ? import_iovec+0xb8/0x200 [ 75.069297] netlink_sendmsg+0x765/0xc40 [ 75.073344] ? netlink_unicast+0x640/0x640 [ 75.077657] ? apparmor_socket_sendmsg+0x1b/0x20 [ 75.082833] ? netlink_unicast+0x640/0x640 [ 75.087067] sock_sendmsg+0xb5/0xf0 [ 75.090682] ___sys_sendmsg+0x28e/0x950 [ 75.094643] ? find_held_lock+0x36/0x1d0 [ 75.098689] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 75.103447] ? mark_held_locks+0x130/0x130 [ 75.107677] ? lock_downgrade+0x7f0/0x7f0 [ 75.111813] ? kasan_check_read+0x11/0x20 [ 75.115949] ? find_held_lock+0x36/0x1d0 [ 75.119999] ? __might_fault+0xf1/0x1b0 [ 75.123975] __sys_sendmmsg+0x160/0x380 [ 75.127956] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 75.132438] ? kasan_check_write+0x14/0x20 [ 75.136657] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 75.141491] ? __sb_end_write+0xa4/0xd0 [ 75.145450] ? kasan_check_write+0x14/0x20 [ 75.149666] ? fput+0x18/0x120 [ 75.152842] ? ksys_write+0x157/0x1b0 [ 75.156630] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 75.161370] ? do_syscall_64+0x21/0x4d0 [ 75.165348] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 75.170755] __x64_sys_sendmmsg+0x98/0x100 [ 75.174997] do_syscall_64+0xd0/0x4d0 [ 75.178802] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 75.183998] RIP: 0033:0x45b349 [ 75.187180] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 75.206257] RSP: 002b:00007f68bf918c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 75.213974] RAX: ffffffffffffffda RBX: 00007f68bf9196d4 RCX: 000000000045b349 [ 75.221232] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 75.228494] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 75.235878] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 75.243235] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 75.250527] CPU: 0 PID: 7654 Comm: syz-executor.5 Not tainted 5.0.0-rc7-syzkaller #0 [ 75.258424] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.267778] Call Trace: [ 75.270362] dump_stack+0x113/0x167 [ 75.273988] should_fail.cold.4+0x5/0x13 [ 75.278043] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 75.283134] ? lock_downgrade+0x7f0/0x7f0 [ 75.287268] ? ___might_sleep+0x16b/0x270 [ 75.291417] __should_failslab+0xba/0xf0 [ 75.295488] should_failslab+0x9/0x14 [ 75.299279] kmem_cache_alloc_node+0x270/0x730 [ 75.303850] ? kasan_check_write+0x14/0x20 [ 75.308087] __alloc_skb+0xa7/0x570 [ 75.311726] ? skb_trim+0x150/0x150 [ 75.315341] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 75.320258] ? aa_sk_perm+0x160/0x790 [ 75.324047] ? import_iovec+0xb8/0x200 [ 75.327941] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 75.333470] netlink_sendmsg+0x810/0xc40 [ 75.337523] ? netlink_unicast+0x640/0x640 [ 75.341747] ? apparmor_socket_sendmsg+0x1b/0x20 [ 75.346507] ? netlink_unicast+0x640/0x640 [ 75.350732] sock_sendmsg+0xb5/0xf0 [ 75.354395] ___sys_sendmsg+0x28e/0x950 [ 75.358364] ? find_held_lock+0x36/0x1d0 [ 75.362421] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 75.367715] ? mark_held_locks+0x130/0x130 [ 75.371938] ? lock_downgrade+0x7f0/0x7f0 [ 75.376076] ? kasan_check_read+0x11/0x20 [ 75.380240] ? find_held_lock+0x36/0x1d0 [ 75.384293] ? __might_fault+0xf1/0x1b0 [ 75.388280] __sys_sendmmsg+0x160/0x380 [ 75.392263] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 75.396574] ? kasan_check_write+0x14/0x20 [ 75.400792] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 75.405639] ? __sb_end_write+0xa4/0xd0 [ 75.409609] ? kasan_check_write+0x14/0x20 [ 75.413838] ? fput+0x18/0x120 [ 75.417018] ? ksys_write+0x157/0x1b0 [ 75.420810] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 75.425559] ? do_syscall_64+0x21/0x4d0 [ 75.429546] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 75.434905] __x64_sys_sendmmsg+0x98/0x100 [ 75.439132] do_syscall_64+0xd0/0x4d0 [ 75.442922] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 75.448100] RIP: 0033:0x45b349 [ 75.451283] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 75.470237] RSP: 002b:00007f13ce9f8c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 75.477949] RAX: ffffffffffffffda RBX: 00007f13ce9f96d4 RCX: 000000000045b349 [ 75.485212] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000007 [ 75.492472] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 75.499744] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 75.507024] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 75.514300] CPU: 1 PID: 7653 Comm: syz-executor.4 Not tainted 5.0.0-rc7-syzkaller #0 [ 75.522195] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.531978] Call Trace: [ 75.534572] dump_stack+0x113/0x167 [ 75.538201] should_fail.cold.4+0x5/0x13 [ 75.542254] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 75.547345] ? lock_downgrade+0x7f0/0x7f0 [ 75.551477] ? ___might_sleep+0x16b/0x270 [ 75.555608] __should_failslab+0xba/0xf0 [ 75.559696] should_failslab+0x9/0x14 [ 75.563495] kmem_cache_alloc_node_trace+0x274/0x740 [ 75.568600] ? __alloc_skb+0xa7/0x570 [ 75.572387] ? rcu_lockdep_current_cpu_online+0xe5/0x130 [ 75.577830] __kmalloc_node_track_caller+0x3c/0x70 [ 75.582743] __kmalloc_reserve.isra.43+0x2c/0xc0 [ 75.587479] __alloc_skb+0xd7/0x570 [ 75.591439] ? skb_trim+0x150/0x150 [ 75.595045] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 75.599953] ? aa_sk_perm+0x160/0x790 [ 75.603731] ? import_iovec+0xb8/0x200 [ 75.607596] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 75.613114] netlink_sendmsg+0x810/0xc40 [ 75.617157] ? netlink_unicast+0x640/0x640 [ 75.621376] ? apparmor_socket_sendmsg+0x1b/0x20 [ 75.626113] ? netlink_unicast+0x640/0x640 [ 75.630346] sock_sendmsg+0xb5/0xf0 [ 75.633957] ___sys_sendmsg+0x28e/0x950 [ 75.637918] ? find_held_lock+0x36/0x1d0 [ 75.641976] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 75.646712] ? mark_held_locks+0x130/0x130 [ 75.650930] ? lock_downgrade+0x7f0/0x7f0 [ 75.655057] ? kasan_check_read+0x11/0x20 [ 75.659361] ? find_held_lock+0x36/0x1d0 [ 75.663411] ? __might_fault+0xf1/0x1b0 [ 75.667382] __sys_sendmmsg+0x160/0x380 [ 75.671358] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 75.675666] ? kasan_check_write+0x14/0x20 [ 75.679881] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 75.684706] ? __sb_end_write+0xa4/0xd0 [ 75.688787] ? kasan_check_write+0x14/0x20 [ 75.693039] ? fput+0x18/0x120 [ 75.696217] ? ksys_write+0x157/0x1b0 [ 75.700000] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 75.704829] ? do_syscall_64+0x21/0x4d0 [ 75.708790] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 75.714139] __x64_sys_sendmmsg+0x98/0x100 [ 75.718354] do_syscall_64+0xd0/0x4d0 [ 75.722135] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 75.727326] RIP: 0033:0x45b349 [ 75.730548] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 75.749470] RSP: 002b:00007f4c63bcbc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 75.757163] RAX: ffffffffffffffda RBX: 00007f4c63bcc6d4 RCX: 000000000045b349 [ 75.764426] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000007 [ 75.771696] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 75.779077] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 75.786339] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 76.007177] FAULT_INJECTION: forcing a failure. [ 76.007177] name failslab, interval 1, probability 0, space 0, times 0 [ 76.035078] CPU: 1 PID: 7656 Comm: syz-executor.3 Not tainted 5.0.0-rc7-syzkaller #0 [ 76.042993] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.052336] Call Trace: [ 76.054923] dump_stack+0x113/0x167 [ 76.058558] should_fail.cold.4+0x5/0x13 [ 76.062624] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 76.067730] ? lock_downgrade+0x7f0/0x7f0 [ 76.071933] ? ___might_sleep+0x16b/0x270 [ 76.076173] __should_failslab+0xba/0xf0 [ 76.080241] should_failslab+0x9/0x14 [ 76.084042] kmem_cache_alloc_trace+0x2d8/0x740 [ 76.088710] ? tcf_idr_create+0x289/0x6d0 [ 76.092856] ? lockdep_init_map+0x105/0x590 [ 76.097188] tcf_police_init+0x42a/0x1270 [ 76.101363] ? tcf_police_act+0xef0/0xef0 [ 76.102401] FAULT_INJECTION: forcing a failure. [ 76.102401] name failslab, interval 1, probability 0, space 0, times 0 [ 76.105506] ? kasan_check_write+0x14/0x20 [ 76.105513] ? do_raw_read_unlock+0x3f/0x70 [ 76.105523] tcf_action_init_1+0x1b0/0xb40 [ 76.130780] ? tcf_action_dump_old+0x90/0x90 [ 76.135179] ? netlink_sendmsg+0x765/0xc40 [ 76.139404] ? ___sys_sendmsg+0x28e/0x950 [ 76.143536] ? __sys_sendmmsg+0x160/0x380 [ 76.147670] ? __x64_sys_sendmmsg+0x98/0x100 [ 76.152065] ? do_syscall_64+0xd0/0x4d0 [ 76.156027] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.161378] ? __lock_acquire+0x5d6/0x4760 [ 76.165600] ? __lock_acquire+0x5d6/0x4760 [ 76.169831] tcf_exts_validate+0xf9/0x4d0 [ 76.173970] ? __lock_is_held+0xb5/0x140 [ 76.178018] ? tcf_exts_change+0x150/0x150 [ 76.182241] ? rcu_lockdep_current_cpu_online+0xe5/0x130 [ 76.187705] ? u32_change+0x7b5/0x31b8 [ 76.191594] u32_set_parms+0x39/0x770 [ 76.195385] u32_change+0x8c9/0x31b8 [ 76.199085] ? find_held_lock+0x36/0x1d0 [ 76.203170] ? u32_dump+0xe20/0xe20 [ 76.206794] ? tc_new_tfilter+0x12dd/0x1a90 [ 76.211103] ? lock_downgrade+0x7f0/0x7f0 [ 76.215237] ? kasan_check_write+0x14/0x20 [ 76.219478] ? lockdep_rtnl_is_held+0x15/0x20 [ 76.223970] tc_new_tfilter+0xcb4/0x1a90 [ 76.228031] ? trace_hardirqs_off+0x41/0x180 [ 76.232436] ? tc_del_tfilter+0x12d0/0x12d0 [ 76.236755] ? rcu_lockdep_current_cpu_online+0xe5/0x130 [ 76.242199] ? kfree_skbmem+0x83/0xf0 [ 76.246007] ? mark_held_locks+0x130/0x130 [ 76.250235] ? __local_bh_enable_ip+0x160/0x260 [ 76.254893] ? __dev_queue_xmit+0x1251/0x2910 [ 76.259379] ? lockdep_hardirqs_on+0x421/0x5c0 [ 76.263950] ? __local_bh_enable_ip+0x160/0x260 [ 76.268608] ? __dev_queue_xmit+0x1228/0x2910 [ 76.273106] ? apparmor_cred_transfer+0x4f0/0x4f0 [ 76.277940] ? find_held_lock+0x36/0x1d0 [ 76.281995] ? tc_del_tfilter+0x12d0/0x12d0 [ 76.286329] ? kasan_check_read+0x11/0x20 [ 76.290465] ? tc_del_tfilter+0x12d0/0x12d0 [ 76.294773] rtnetlink_rcv_msg+0x636/0x8f0 [ 76.298994] ? rtnetlink_put_metrics+0x490/0x490 [ 76.303737] ? find_held_lock+0x36/0x1d0 [ 76.307803] netlink_rcv_skb+0x13c/0x380 [ 76.311857] ? lock_downgrade+0x7f0/0x7f0 [ 76.315996] ? rtnetlink_put_metrics+0x490/0x490 [ 76.320757] ? netlink_ack+0x970/0x970 [ 76.324645] ? netlink_deliver_tap+0x182/0xad0 [ 76.329243] rtnetlink_rcv+0x10/0x20 [ 76.333388] netlink_unicast+0x43d/0x640 [ 76.337455] ? netlink_attachskb+0x6c0/0x6c0 [ 76.341857] ? __check_object_size+0x1ea/0x31c [ 76.346443] netlink_sendmsg+0x765/0xc40 [ 76.350499] ? netlink_unicast+0x640/0x640 [ 76.354728] ? apparmor_socket_sendmsg+0x1b/0x20 [ 76.359491] ? netlink_unicast+0x640/0x640 [ 76.363718] sock_sendmsg+0xb5/0xf0 [ 76.367338] ___sys_sendmsg+0x28e/0x950 [ 76.371301] ? find_held_lock+0x36/0x1d0 [ 76.376829] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 76.381575] ? __fget+0x278/0x400 [ 76.385017] ? lock_downgrade+0x7f0/0x7f0 [ 76.389155] ? kasan_check_read+0x11/0x20 [ 76.393321] ? __fget+0x295/0x400 [ 76.396782] ? ksys_dup3+0x2e0/0x2e0 [ 76.400484] ? kasan_check_write+0x14/0x20 [ 76.404706] ? __fget_light+0x174/0x1e0 [ 76.408673] ? __fdget+0xe/0x10 [ 76.411938] ? sockfd_lookup_light+0x1c/0x150 [ 76.416875] __sys_sendmmsg+0x160/0x380 [ 76.420851] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 76.425268] ? kasan_check_write+0x14/0x20 [ 76.429492] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 76.434327] ? __sb_end_write+0xa4/0xd0 [ 76.438291] ? kasan_check_write+0x14/0x20 [ 76.442512] ? fput+0x18/0x120 [ 76.445694] ? ksys_write+0x157/0x1b0 [ 76.449483] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 76.454222] ? do_syscall_64+0x21/0x4d0 [ 76.458199] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.463568] __x64_sys_sendmmsg+0x98/0x100 [ 76.467791] do_syscall_64+0xd0/0x4d0 [ 76.471579] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.476754] RIP: 0033:0x45b349 [ 76.479932] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 76.499121] RSP: 002b:00007f5f54228c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 76.506819] RAX: ffffffffffffffda RBX: 00007f5f542296d4 RCX: 000000000045b349 [ 76.514099] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 76.521372] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 76.528629] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 76.535887] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 76.543166] CPU: 0 PID: 7673 Comm: syz-executor.0 Not tainted 5.0.0-rc7-syzkaller #0 [ 76.545679] FAULT_INJECTION: forcing a failure. [ 76.545679] name failslab, interval 1, probability 0, space 0, times 0 [ 76.551055] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.551058] Call Trace: [ 76.551071] dump_stack+0x113/0x167 [ 76.551082] should_fail.cold.4+0x5/0x13 [ 76.551090] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 76.551097] ? lock_downgrade+0x7f0/0x7f0 [ 76.551109] __should_failslab+0xba/0xf0 [ 76.590713] FAULT_INJECTION: forcing a failure. [ 76.590713] name failslab, interval 1, probability 0, space 0, times 0 [ 76.591113] should_failslab+0x9/0x14 [ 76.608706] FAULT_INJECTION: forcing a failure. [ 76.608706] name failslab, interval 1, probability 0, space 0, times 0 [ 76.610137] kmem_cache_alloc+0x47/0x730 [ 76.610148] ? lock_acquire+0x173/0x3d0 [ 76.610158] skb_clone+0x10f/0x320 [ 76.610167] netlink_deliver_tap+0x7a5/0xad0 [ 76.610177] netlink_unicast+0x40c/0x640 [ 76.610185] ? netlink_attachskb+0x6c0/0x6c0 [ 76.622408] FAULT_INJECTION: forcing a failure. [ 76.622408] name failslab, interval 1, probability 0, space 0, times 0 [ 76.625426] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 76.662105] ? aa_sk_perm+0x160/0x790 [ 76.665919] ? import_iovec+0xb8/0x200 [ 76.669909] netlink_sendmsg+0x765/0xc40 [ 76.673969] ? netlink_unicast+0x640/0x640 [ 76.678214] ? apparmor_socket_sendmsg+0x1b/0x20 [ 76.683230] ? netlink_unicast+0x640/0x640 [ 76.687457] sock_sendmsg+0xb5/0xf0 [ 76.691073] ___sys_sendmsg+0x28e/0x950 [ 76.695049] ? find_held_lock+0x36/0x1d0 [ 76.699132] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 76.703916] ? mark_held_locks+0x130/0x130 [ 76.708162] ? lock_downgrade+0x7f0/0x7f0 [ 76.712302] ? kasan_check_read+0x11/0x20 [ 76.716459] ? find_held_lock+0x36/0x1d0 [ 76.720835] ? __might_fault+0xf1/0x1b0 [ 76.724819] __sys_sendmmsg+0x160/0x380 [ 76.728799] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 76.733225] ? kasan_check_write+0x14/0x20 [ 76.737452] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 76.742304] ? __sb_end_write+0xa4/0xd0 [ 76.746446] ? kasan_check_write+0x14/0x20 [ 76.750675] ? fput+0x18/0x120 [ 76.753865] ? ksys_write+0x157/0x1b0 [ 76.757668] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 76.762419] ? do_syscall_64+0x21/0x4d0 [ 76.766417] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.771928] __x64_sys_sendmmsg+0x98/0x100 [ 76.776174] do_syscall_64+0xd0/0x4d0 [ 76.779984] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.785177] RIP: 0033:0x45b349 [ 76.788361] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 76.807281] RSP: 002b:00007f1e86d36c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 76.814988] RAX: ffffffffffffffda RBX: 00007f1e86d376d4 RCX: 000000000045b349 [ 76.822344] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 76.829621] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 76.836892] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 76.844163] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 76.851441] CPU: 1 PID: 7678 Comm: syz-executor.2 Not tainted 5.0.0-rc7-syzkaller #0 [ 76.859330] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.869038] Call Trace: [ 76.871653] dump_stack+0x113/0x167 [ 76.875299] should_fail.cold.4+0x5/0x13 [ 76.879374] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 76.884484] ? lock_downgrade+0x7f0/0x7f0 [ 76.888627] ? ___might_sleep+0x16b/0x270 [ 76.892768] __should_failslab+0xba/0xf0 [ 76.896830] should_failslab+0x9/0x14 [ 76.900623] kmem_cache_alloc_node+0x270/0x730 [ 76.905212] ? kasan_check_write+0x14/0x20 [ 76.909466] __alloc_skb+0xa7/0x570 [ 76.913209] ? skb_trim+0x150/0x150 [ 76.917181] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 76.922275] ? aa_sk_perm+0x160/0x790 [ 76.926069] ? import_iovec+0xb8/0x200 [ 76.930058] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 76.935595] netlink_sendmsg+0x810/0xc40 [ 76.939650] ? netlink_unicast+0x640/0x640 [ 76.943904] ? apparmor_socket_sendmsg+0x1b/0x20 [ 76.948755] ? netlink_unicast+0x640/0x640 [ 76.953157] sock_sendmsg+0xb5/0xf0 [ 76.956778] ___sys_sendmsg+0x28e/0x950 [ 76.960758] ? find_held_lock+0x36/0x1d0 [ 76.964820] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 76.969583] ? mark_held_locks+0x130/0x130 [ 76.973825] ? lock_downgrade+0x7f0/0x7f0 [ 76.977988] ? kasan_check_read+0x11/0x20 [ 76.982150] ? find_held_lock+0x36/0x1d0 [ 76.986205] ? __might_fault+0xf1/0x1b0 [ 76.990978] __sys_sendmmsg+0x160/0x380 [ 76.994950] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 76.999266] ? finish_task_switch+0x14a/0x6d0 [ 77.003757] ? finish_task_switch+0x11c/0x6d0 [ 77.008263] ? irq_matrix_free+0x190/0x560 [ 77.012501] ? __schedule+0x906/0x1c00 [ 77.016465] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 77.021310] ? trace_hardirqs_on_caller+0x28/0x180 [ 77.026403] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 77.031175] ? retint_kernel+0x2d/0x2d [ 77.035148] __x64_sys_sendmmsg+0x98/0x100 [ 77.039388] ? do_syscall_64+0xc0/0x4d0 [ 77.043370] do_syscall_64+0xd0/0x4d0 [ 77.047178] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.052367] RIP: 0033:0x45b349 [ 77.055555] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 77.074458] RSP: 002b:00007f68bf8f7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 77.082159] RAX: ffffffffffffffda RBX: 00007f68bf8f86d4 RCX: 000000000045b349 [ 77.090906] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000007 [ 77.098165] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 2020/01/25 18:40:37 executed programs: 91 [ 77.105438] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 77.112714] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 77.122213] CPU: 1 PID: 7675 Comm: syz-executor.1 Not tainted 5.0.0-rc7-syzkaller #0 [ 77.130106] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.139470] Call Trace: [ 77.142085] dump_stack+0x113/0x167 [ 77.145715] should_fail.cold.4+0x5/0x13 [ 77.149785] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 77.154891] ? lock_downgrade+0x7f0/0x7f0 [ 77.159042] ? ___might_sleep+0x16b/0x270 [ 77.163200] __should_failslab+0xba/0xf0 [ 77.167299] should_failslab+0x9/0x14 [ 77.171101] kmem_cache_alloc_node_trace+0x274/0x740 [ 77.176205] ? __alloc_skb+0xa7/0x570 [ 77.180010] ? rcu_lockdep_current_cpu_online+0xe5/0x130 [ 77.185471] __kmalloc_node_track_caller+0x3c/0x70 [ 77.190611] __kmalloc_reserve.isra.43+0x2c/0xc0 [ 77.195460] __alloc_skb+0xd7/0x570 [ 77.199191] ? skb_trim+0x150/0x150 [ 77.202815] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 77.207745] ? aa_sk_perm+0x160/0x790 [ 77.211547] ? import_iovec+0xb8/0x200 [ 77.215430] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 77.220975] netlink_sendmsg+0x810/0xc40 [ 77.225031] ? netlink_unicast+0x640/0x640 [ 77.229261] ? apparmor_socket_sendmsg+0x1b/0x20 [ 77.234156] ? netlink_unicast+0x640/0x640 [ 77.238482] sock_sendmsg+0xb5/0xf0 [ 77.242116] ___sys_sendmsg+0x28e/0x950 [ 77.246091] ? find_held_lock+0x36/0x1d0 [ 77.250407] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 77.255173] ? mark_held_locks+0x130/0x130 [ 77.259398] ? lock_downgrade+0x7f0/0x7f0 [ 77.263554] ? kasan_check_read+0x11/0x20 [ 77.267708] ? find_held_lock+0x36/0x1d0 [ 77.271951] ? __might_fault+0xf1/0x1b0 [ 77.275934] __sys_sendmmsg+0x160/0x380 [ 77.279912] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 77.284257] ? kasan_check_write+0x14/0x20 [ 77.288624] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 77.293749] ? __sb_end_write+0xa4/0xd0 [ 77.297713] ? kasan_check_write+0x14/0x20 [ 77.301945] ? fput+0x18/0x120 [ 77.305125] ? ksys_write+0x157/0x1b0 [ 77.308926] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 77.313675] ? do_syscall_64+0x21/0x4d0 [ 77.318486] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.323846] __x64_sys_sendmmsg+0x98/0x100 [ 77.328090] do_syscall_64+0xd0/0x4d0 [ 77.331892] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.337077] RIP: 0033:0x45b349 [ 77.340267] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 77.359283] RSP: 002b:00007fd10ce50c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 77.366989] RAX: ffffffffffffffda RBX: 00007fd10ce516d4 RCX: 000000000045b349 [ 77.374265] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 77.381795] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 77.389069] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 77.396338] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 77.403879] CPU: 0 PID: 7680 Comm: syz-executor.5 Not tainted 5.0.0-rc7-syzkaller #0 [ 77.411766] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.421313] Call Trace: [ 77.423922] dump_stack+0x113/0x167 [ 77.427559] should_fail.cold.4+0x5/0x13 [ 77.431615] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 77.436738] ? lock_downgrade+0x7f0/0x7f0 [ 77.440891] ? ___might_sleep+0x16b/0x270 [ 77.445037] __should_failslab+0xba/0xf0 [ 77.449101] should_failslab+0x9/0x14 [ 77.452901] kmem_cache_alloc_node+0x270/0x730 [ 77.457472] ? kasan_check_write+0x14/0x20 [ 77.460971] FAULT_INJECTION: forcing a failure. [ 77.460971] name failslab, interval 1, probability 0, space 0, times 0 [ 77.461811] __alloc_skb+0xa7/0x570 [ 77.476866] ? skb_trim+0x150/0x150 [ 77.480497] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 77.485420] ? aa_sk_perm+0x160/0x790 [ 77.489218] ? import_iovec+0xb8/0x200 [ 77.493106] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 77.498758] netlink_sendmsg+0x810/0xc40 [ 77.502892] ? netlink_unicast+0x640/0x640 [ 77.507126] ? apparmor_socket_sendmsg+0x1b/0x20 [ 77.511892] ? netlink_unicast+0x640/0x640 [ 77.516126] sock_sendmsg+0xb5/0xf0 [ 77.519939] ___sys_sendmsg+0x28e/0x950 [ 77.523918] ? find_held_lock+0x36/0x1d0 [ 77.527984] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 77.532741] ? mark_held_locks+0x130/0x130 [ 77.536989] ? lock_downgrade+0x7f0/0x7f0 [ 77.541144] ? kasan_check_read+0x11/0x20 [ 77.545347] ? find_held_lock+0x36/0x1d0 [ 77.549412] ? __might_fault+0xf1/0x1b0 [ 77.553399] __sys_sendmmsg+0x160/0x380 [ 77.557378] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 77.561712] ? kasan_check_write+0x14/0x20 [ 77.565945] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 77.570787] ? __sb_end_write+0xa4/0xd0 [ 77.574772] ? kasan_check_write+0x14/0x20 [ 77.579002] ? fput+0x18/0x120 [ 77.582185] ? ksys_write+0x157/0x1b0 [ 77.586067] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 77.590925] ? do_syscall_64+0x21/0x4d0 [ 77.594916] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.600284] __x64_sys_sendmmsg+0x98/0x100 [ 77.604522] do_syscall_64+0xd0/0x4d0 [ 77.608409] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.613685] RIP: 0033:0x45b349 [ 77.616867] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 77.635940] RSP: 002b:00007f13ce9f8c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 77.643644] RAX: ffffffffffffffda RBX: 00007f13ce9f96d4 RCX: 000000000045b349 [ 77.650918] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000007 [ 77.658206] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 77.665479] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 77.672856] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 77.680148] CPU: 1 PID: 7679 Comm: syz-executor.4 Not tainted 5.0.0-rc7-syzkaller #0 [ 77.688037] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.697391] Call Trace: [ 77.699990] dump_stack+0x113/0x167 [ 77.703647] should_fail.cold.4+0x5/0x13 [ 77.707887] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 77.713000] ? lock_downgrade+0x7f0/0x7f0 [ 77.717156] ? ___might_sleep+0x16b/0x270 [ 77.721314] __should_failslab+0xba/0xf0 [ 77.725370] should_failslab+0x9/0x14 [ 77.729202] kmem_cache_alloc_node_trace+0x274/0x740 [ 77.734394] ? __alloc_skb+0xa7/0x570 [ 77.738192] ? rcu_lockdep_current_cpu_online+0xe5/0x130 [ 77.743755] __kmalloc_node_track_caller+0x3c/0x70 [ 77.748708] __kmalloc_reserve.isra.43+0x2c/0xc0 [ 77.753460] __alloc_skb+0xd7/0x570 [ 77.757082] ? skb_trim+0x150/0x150 [ 77.760711] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 77.765639] ? aa_sk_perm+0x160/0x790 [ 77.769433] ? import_iovec+0xb8/0x200 [ 77.773343] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 77.778883] netlink_sendmsg+0x810/0xc40 [ 77.782973] ? netlink_unicast+0x640/0x640 [ 77.785947] FAULT_INJECTION: forcing a failure. [ 77.785947] name failslab, interval 1, probability 0, space 0, times 0 [ 77.787226] ? apparmor_socket_sendmsg+0x1b/0x20 [ 77.787235] ? netlink_unicast+0x640/0x640 [ 77.787243] sock_sendmsg+0xb5/0xf0 [ 77.811316] ___sys_sendmsg+0x28e/0x950 [ 77.815285] ? find_held_lock+0x36/0x1d0 [ 77.819815] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 77.824576] ? mark_held_locks+0x130/0x130 [ 77.828855] ? lock_downgrade+0x7f0/0x7f0 [ 77.833001] ? kasan_check_read+0x11/0x20 [ 77.837160] ? find_held_lock+0x36/0x1d0 [ 77.841237] ? __might_fault+0xf1/0x1b0 [ 77.845233] __sys_sendmmsg+0x160/0x380 [ 77.849206] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 77.853534] ? kasan_check_write+0x14/0x20 [ 77.857764] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 77.862608] ? __sb_end_write+0xa4/0xd0 [ 77.866579] ? kasan_check_write+0x14/0x20 [ 77.870813] ? fput+0x18/0x120 [ 77.874000] ? ksys_write+0x157/0x1b0 [ 77.877793] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 77.882545] ? do_syscall_64+0x21/0x4d0 [ 77.886519] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.891884] __x64_sys_sendmmsg+0x98/0x100 [ 77.896131] do_syscall_64+0xd0/0x4d0 [ 77.899938] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.905123] RIP: 0033:0x45b349 [ 77.908326] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 77.927623] RSP: 002b:00007f4c63bcbc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 77.935332] RAX: ffffffffffffffda RBX: 00007f4c63bcc6d4 RCX: 000000000045b349 [ 77.942596] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000007 [ 77.949866] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 77.957148] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 77.964420] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 77.972155] CPU: 0 PID: 7688 Comm: syz-executor.1 Not tainted 5.0.0-rc7-syzkaller #0 [ 77.980110] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.989463] Call Trace: [ 77.992053] dump_stack+0x113/0x167 [ 77.995677] should_fail.cold.4+0x5/0x13 [ 77.999748] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 78.004842] ? lock_downgrade+0x7f0/0x7f0 [ 78.008984] __should_failslab+0xba/0xf0 [ 78.013037] should_failslab+0x9/0x14 [ 78.016845] kmem_cache_alloc+0x47/0x730 [ 78.020894] ? lock_acquire+0x173/0x3d0 [ 78.024858] skb_clone+0x10f/0x320 [ 78.028398] netlink_deliver_tap+0x7a5/0xad0 [ 78.033163] netlink_unicast+0x40c/0x640 [ 78.037244] ? netlink_attachskb+0x6c0/0x6c0 [ 78.041867] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 78.046901] ? aa_sk_perm+0x160/0x790 [ 78.050693] ? import_iovec+0xb8/0x200 [ 78.054579] netlink_sendmsg+0x765/0xc40 [ 78.058666] ? netlink_unicast+0x640/0x640 [ 78.063069] ? apparmor_socket_sendmsg+0x1b/0x20 [ 78.067827] ? netlink_unicast+0x640/0x640 [ 78.072062] sock_sendmsg+0xb5/0xf0 [ 78.075683] ___sys_sendmsg+0x28e/0x950 [ 78.079658] ? find_held_lock+0x36/0x1d0 [ 78.083715] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 78.088489] ? mark_held_locks+0x130/0x130 [ 78.092723] ? lock_downgrade+0x7f0/0x7f0 [ 78.096873] ? kasan_check_read+0x11/0x20 [ 78.101020] ? find_held_lock+0x36/0x1d0 [ 78.105074] ? __might_fault+0xf1/0x1b0 [ 78.109051] __sys_sendmmsg+0x160/0x380 [ 78.113024] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 78.117341] ? kasan_check_write+0x14/0x20 [ 78.121564] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 78.126401] ? __sb_end_write+0xa4/0xd0 [ 78.130369] ? kasan_check_write+0x14/0x20 [ 78.134591] ? fput+0x18/0x120 [ 78.137779] ? ksys_write+0x157/0x1b0 [ 78.141573] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 78.146317] ? do_syscall_64+0x21/0x4d0 [ 78.150289] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.155655] __x64_sys_sendmmsg+0x98/0x100 [ 78.159968] do_syscall_64+0xd0/0x4d0 [ 78.163761] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.168947] RIP: 0033:0x45b349 [ 78.173004] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 78.193036] RSP: 002b:00007fd10ce2fc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 78.200772] RAX: ffffffffffffffda RBX: 00007fd10ce306d4 RCX: 000000000045b349 [ 78.208040] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000007 [ 78.215347] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 78.222784] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 78.230050] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 78.237342] CPU: 1 PID: 7684 Comm: syz-executor.3 Not tainted 5.0.0-rc7-syzkaller #0 [ 78.245320] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 78.254678] Call Trace: [ 78.257259] dump_stack+0x113/0x167 [ 78.260893] should_fail.cold.4+0x5/0x13 [ 78.264954] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 78.270056] ? lock_downgrade+0x7f0/0x7f0 [ 78.274206] __should_failslab+0xba/0xf0 [ 78.278263] should_failslab+0x9/0x14 [ 78.282089] kmem_cache_alloc+0x47/0x730 [ 78.286152] ? lock_acquire+0x173/0x3d0 [ 78.290130] skb_clone+0x10f/0x320 [ 78.293663] netlink_deliver_tap+0x7a5/0xad0 [ 78.297969] FAULT_INJECTION: forcing a failure. [ 78.297969] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 78.298061] netlink_unicast+0x40c/0x640 [ 78.313916] ? netlink_attachskb+0x6c0/0x6c0 [ 78.318323] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 78.323252] ? aa_sk_perm+0x160/0x790 [ 78.327044] ? import_iovec+0xb8/0x200 [ 78.330926] netlink_sendmsg+0x765/0xc40 [ 78.335005] ? netlink_unicast+0x640/0x640 [ 78.339228] ? apparmor_socket_sendmsg+0x1b/0x20 [ 78.343981] ? netlink_unicast+0x640/0x640 [ 78.348202] sock_sendmsg+0xb5/0xf0 [ 78.351843] ___sys_sendmsg+0x28e/0x950 [ 78.355805] ? find_held_lock+0x36/0x1d0 [ 78.359857] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 78.364616] ? mark_held_locks+0x130/0x130 [ 78.368836] ? lock_downgrade+0x7f0/0x7f0 [ 78.372974] ? kasan_check_read+0x11/0x20 [ 78.377127] ? find_held_lock+0x36/0x1d0 [ 78.381181] ? __might_fault+0xf1/0x1b0 [ 78.385155] __sys_sendmmsg+0x160/0x380 [ 78.389130] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 78.393455] ? kasan_check_write+0x14/0x20 [ 78.397675] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 78.402619] ? __sb_end_write+0xa4/0xd0 [ 78.406582] ? kasan_check_write+0x14/0x20 [ 78.410821] ? fput+0x18/0x120 [ 78.414003] ? ksys_write+0x157/0x1b0 [ 78.417794] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 78.422552] ? do_syscall_64+0x21/0x4d0 [ 78.426512] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.431877] __x64_sys_sendmmsg+0x98/0x100 [ 78.436114] do_syscall_64+0xd0/0x4d0 [ 78.439902] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.445774] RIP: 0033:0x45b349 [ 78.448963] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 78.467861] RSP: 002b:00007f5f54207c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 78.475556] RAX: ffffffffffffffda RBX: 00007f5f542086d4 RCX: 000000000045b349 [ 78.482820] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 78.490073] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 78.497339] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 78.504592] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 78.511865] CPU: 0 PID: 7693 Comm: syz-executor.4 Not tainted 5.0.0-rc7-syzkaller #0 [ 78.519751] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 78.529196] Call Trace: [ 78.531780] dump_stack+0x113/0x167 [ 78.535412] should_fail.cold.4+0x5/0x13 [ 78.539464] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 78.544559] ? __lock_acquire+0x5d6/0x4760 [ 78.548776] should_fail_alloc_page+0x50/0x60 [ 78.553263] __alloc_pages_nodemask+0x186/0x730 [ 78.557935] ? __alloc_pages_slowpath+0x2660/0x2660 [ 78.562951] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 78.568057] cache_grow_begin+0x91/0x8b0 [ 78.572119] ? kmem_cache_alloc+0x9c/0x730 [ 78.576338] kmem_cache_alloc+0x668/0x730 [ 78.580477] skb_clone+0x10f/0x320 [ 78.584016] netlink_deliver_tap+0x7a5/0xad0 [ 78.588422] netlink_unicast+0x40c/0x640 [ 78.592482] ? netlink_attachskb+0x6c0/0x6c0 [ 78.596894] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 78.601829] ? aa_sk_perm+0x160/0x790 [ 78.605623] ? import_iovec+0xb8/0x200 [ 78.609548] netlink_sendmsg+0x765/0xc40 [ 78.613011] FAULT_INJECTION: forcing a failure. [ 78.613011] name failslab, interval 1, probability 0, space 0, times 0 [ 78.613609] ? netlink_unicast+0x640/0x640 [ 78.613620] ? apparmor_socket_sendmsg+0x1b/0x20 [ 78.613627] ? netlink_unicast+0x640/0x640 [ 78.638138] sock_sendmsg+0xb5/0xf0 [ 78.641767] ___sys_sendmsg+0x28e/0x950 [ 78.645742] ? find_held_lock+0x36/0x1d0 [ 78.649801] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 78.654554] ? mark_held_locks+0x130/0x130 [ 78.658779] ? lock_downgrade+0x7f0/0x7f0 [ 78.662923] ? kasan_check_read+0x11/0x20 [ 78.667071] ? find_held_lock+0x36/0x1d0 [ 78.671129] ? __might_fault+0xf1/0x1b0 [ 78.675106] __sys_sendmmsg+0x160/0x380 [ 78.679172] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 78.683490] ? kasan_check_write+0x14/0x20 [ 78.687719] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 78.692559] ? __sb_end_write+0xa4/0xd0 [ 78.696528] ? kasan_check_write+0x14/0x20 [ 78.700755] ? fput+0x18/0x120 [ 78.703937] ? ksys_write+0x157/0x1b0 [ 78.707746] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 78.712502] ? do_syscall_64+0x21/0x4d0 [ 78.716469] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.721843] __x64_sys_sendmmsg+0x98/0x100 [ 78.726074] do_syscall_64+0xd0/0x4d0 [ 78.729876] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.735079] RIP: 0033:0x45b349 [ 78.738260] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 78.757160] RSP: 002b:00007f4c63becc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 78.764869] RAX: ffffffffffffffda RBX: 00007f4c63bed6d4 RCX: 000000000045b349 [ 78.772131] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 78.779397] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 78.786786] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 78.794048] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 78.804230] CPU: 1 PID: 7697 Comm: syz-executor.2 Not tainted 5.0.0-rc7-syzkaller #0 [ 78.812128] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 78.821467] Call Trace: [ 78.824045] dump_stack+0x113/0x167 [ 78.827657] should_fail.cold.4+0x5/0x13 [ 78.831714] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 78.836811] ? lock_downgrade+0x7f0/0x7f0 [ 78.840945] __should_failslab+0xba/0xf0 [ 78.844987] should_failslab+0x9/0x14 [ 78.848845] kmem_cache_alloc+0x47/0x730 [ 78.852908] ? lock_acquire+0x173/0x3d0 [ 78.856872] skb_clone+0x10f/0x320 [ 78.860397] netlink_deliver_tap+0x7a5/0xad0 [ 78.864795] netlink_unicast+0x40c/0x640 [ 78.868846] ? netlink_attachskb+0x6c0/0x6c0 [ 78.873247] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 78.878161] ? aa_sk_perm+0x160/0x790 [ 78.881942] ? import_iovec+0xb8/0x200 [ 78.885826] netlink_sendmsg+0x765/0xc40 [ 78.889870] ? netlink_unicast+0x640/0x640 [ 78.894101] ? apparmor_socket_sendmsg+0x1b/0x20 [ 78.898856] ? netlink_unicast+0x640/0x640 [ 78.903081] sock_sendmsg+0xb5/0xf0 [ 78.906734] ___sys_sendmsg+0x28e/0x950 [ 78.910698] ? find_held_lock+0x36/0x1d0 [ 78.914918] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 78.919682] ? mark_held_locks+0x130/0x130 [ 78.923906] ? lock_downgrade+0x7f0/0x7f0 [ 78.928044] ? kasan_check_read+0x11/0x20 [ 78.932205] ? find_held_lock+0x36/0x1d0 [ 78.936258] ? __might_fault+0xf1/0x1b0 [ 78.940227] __sys_sendmmsg+0x160/0x380 [ 78.944183] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 78.948501] ? kasan_check_write+0x14/0x20 [ 78.952725] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 78.957554] ? __sb_end_write+0xa4/0xd0 [ 78.961604] ? kasan_check_write+0x14/0x20 [ 78.965823] ? fput+0x18/0x120 [ 78.968997] ? ksys_write+0x157/0x1b0 [ 78.972795] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 78.977547] ? do_syscall_64+0x21/0x4d0 [ 78.981509] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.986868] __x64_sys_sendmmsg+0x98/0x100 [ 78.991312] do_syscall_64+0xd0/0x4d0 [ 78.995097] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.000269] RIP: 0033:0x45b349 [ 79.003442] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 79.022347] RSP: 002b:00007f68bf918c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 79.030042] RAX: ffffffffffffffda RBX: 00007f68bf9196d4 RCX: 000000000045b349 [ 79.037311] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 79.044560] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 79.051811] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 79.059065] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 79.131222] FAULT_INJECTION: forcing a failure. [ 79.131222] name failslab, interval 1, probability 0, space 0, times 0 [ 79.147885] CPU: 1 PID: 7701 Comm: syz-executor.5 Not tainted 5.0.0-rc7-syzkaller #0 [ 79.155795] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 79.165254] Call Trace: [ 79.167838] dump_stack+0x113/0x167 [ 79.171498] should_fail.cold.4+0x5/0x13 [ 79.175563] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 79.180657] ? lock_downgrade+0x7f0/0x7f0 [ 79.184816] __should_failslab+0xba/0xf0 [ 79.188872] should_failslab+0x9/0x14 [ 79.192666] kmem_cache_alloc+0x47/0x730 [ 79.196734] ? lock_acquire+0x173/0x3d0 [ 79.200724] skb_clone+0x10f/0x320 [ 79.204261] netlink_deliver_tap+0x7a5/0xad0 [ 79.208680] netlink_unicast+0x40c/0x640 [ 79.212857] ? netlink_attachskb+0x6c0/0x6c0 [ 79.217263] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 79.222205] ? aa_sk_perm+0x160/0x790 [ 79.225999] ? import_iovec+0xb8/0x200 [ 79.229882] netlink_sendmsg+0x765/0xc40 [ 79.235247] ? netlink_unicast+0x640/0x640 [ 79.239914] ? apparmor_socket_sendmsg+0x1b/0x20 [ 79.244662] ? netlink_unicast+0x640/0x640 [ 79.249085] sock_sendmsg+0xb5/0xf0 [ 79.252743] ___sys_sendmsg+0x28e/0x950 [ 79.256711] ? find_held_lock+0x36/0x1d0 [ 79.260777] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 79.265733] ? mark_held_locks+0x130/0x130 [ 79.270079] ? lock_downgrade+0x7f0/0x7f0 [ 79.274231] ? kasan_check_read+0x11/0x20 [ 79.278394] ? find_held_lock+0x36/0x1d0 [ 79.282473] ? __might_fault+0xf1/0x1b0 [ 79.286472] __sys_sendmmsg+0x160/0x380 [ 79.290446] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 79.294982] ? kasan_check_write+0x14/0x20 [ 79.299323] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 79.304171] ? __sb_end_write+0xa4/0xd0 [ 79.308849] ? kasan_check_write+0x14/0x20 [ 79.313739] ? fput+0x18/0x120 [ 79.317018] ? ksys_write+0x157/0x1b0 [ 79.320811] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 79.325602] ? do_syscall_64+0x21/0x4d0 [ 79.329609] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.335047] __x64_sys_sendmmsg+0x98/0x100 [ 79.339322] do_syscall_64+0xd0/0x4d0 [ 79.343121] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.348581] RIP: 0033:0x45b349 [ 79.351756] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 79.370660] RSP: 002b:00007f13cea19c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 79.378405] RAX: ffffffffffffffda RBX: 00007f13cea1a6d4 RCX: 000000000045b349 [ 79.385665] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 79.392915] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 79.400177] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 79.407440] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 79.519902] FAULT_INJECTION: forcing a failure. [ 79.519902] name failslab, interval 1, probability 0, space 0, times 0 [ 79.532243] FAULT_INJECTION: forcing a failure. [ 79.532243] name failslab, interval 1, probability 0, space 0, times 0 [ 79.532435] CPU: 1 PID: 7721 Comm: syz-executor.3 Not tainted 5.0.0-rc7-syzkaller #0 [ 79.551342] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 79.560793] Call Trace: [ 79.563390] dump_stack+0x113/0x167 [ 79.567024] should_fail.cold.4+0x5/0x13 [ 79.571168] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 79.576273] ? lock_downgrade+0x7f0/0x7f0 [ 79.580421] __should_failslab+0xba/0xf0 [ 79.584592] should_failslab+0x9/0x14 [ 79.588392] kmem_cache_alloc+0x47/0x730 [ 79.592455] ? lock_acquire+0x173/0x3d0 [ 79.596998] skb_clone+0x10f/0x320 [ 79.598837] FAULT_INJECTION: forcing a failure. [ 79.598837] name failslab, interval 1, probability 0, space 0, times 0 [ 79.600536] netlink_deliver_tap+0x7a5/0xad0 [ 79.600548] netlink_unicast+0x40c/0x640 [ 79.600557] ? netlink_attachskb+0x6c0/0x6c0 [ 79.600577] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 79.600585] ? aa_sk_perm+0x160/0x790 [ 79.633420] ? import_iovec+0xb8/0x200 [ 79.637316] netlink_sendmsg+0x765/0xc40 [ 79.641374] ? netlink_unicast+0x640/0x640 [ 79.645720] ? apparmor_socket_sendmsg+0x1b/0x20 [ 79.650468] ? netlink_unicast+0x640/0x640 [ 79.654706] sock_sendmsg+0xb5/0xf0 [ 79.658328] ___sys_sendmsg+0x28e/0x950 [ 79.662303] ? find_held_lock+0x36/0x1d0 [ 79.666394] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 79.671148] ? mark_held_locks+0x130/0x130 [ 79.675378] ? lock_downgrade+0x7f0/0x7f0 [ 79.679535] ? kasan_check_read+0x11/0x20 [ 79.683685] ? find_held_lock+0x36/0x1d0 [ 79.687751] ? __might_fault+0xf1/0x1b0 [ 79.691747] __sys_sendmmsg+0x160/0x380 [ 79.695821] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 79.700142] ? kasan_check_write+0x14/0x20 [ 79.704375] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 79.709233] ? __sb_end_write+0xa4/0xd0 [ 79.713220] ? kasan_check_write+0x14/0x20 [ 79.717466] ? fput+0x18/0x120 [ 79.720655] ? ksys_write+0x157/0x1b0 [ 79.724464] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 79.729216] ? do_syscall_64+0x21/0x4d0 [ 79.733390] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.738761] __x64_sys_sendmmsg+0x98/0x100 [ 79.742999] do_syscall_64+0xd0/0x4d0 [ 79.746815] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.752009] RIP: 0033:0x45b349 [ 79.755193] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 79.774095] RSP: 002b:00007f5f54207c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 79.781858] RAX: ffffffffffffffda RBX: 00007f5f542086d4 RCX: 000000000045b349 [ 79.789125] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 79.796394] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 79.803833] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 79.811217] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 79.818579] CPU: 0 PID: 7722 Comm: syz-executor.4 Not tainted 5.0.0-rc7-syzkaller #0 [ 79.821063] FAULT_INJECTION: forcing a failure. [ 79.821063] name failslab, interval 1, probability 0, space 0, times 0 [ 79.826473] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 79.826476] Call Trace: [ 79.826489] dump_stack+0x113/0x167 [ 79.826500] should_fail.cold.4+0x5/0x13 [ 79.826510] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 79.862352] ? lock_downgrade+0x7f0/0x7f0 [ 79.866495] __should_failslab+0xba/0xf0 [ 79.870545] should_failslab+0x9/0x14 [ 79.874436] kmem_cache_alloc+0x47/0x730 [ 79.878485] ? lock_acquire+0x173/0x3d0 [ 79.882450] skb_clone+0x10f/0x320 [ 79.885979] netlink_deliver_tap+0x7a5/0xad0 [ 79.890379] netlink_unicast+0x40c/0x640 [ 79.894428] ? netlink_attachskb+0x6c0/0x6c0 [ 79.898822] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 79.903734] ? aa_sk_perm+0x160/0x790 [ 79.907521] ? import_iovec+0xb8/0x200 [ 79.911398] netlink_sendmsg+0x765/0xc40 [ 79.915447] ? netlink_unicast+0x640/0x640 [ 79.919667] ? apparmor_socket_sendmsg+0x1b/0x20 [ 79.924407] ? netlink_unicast+0x640/0x640 [ 79.928627] sock_sendmsg+0xb5/0xf0 [ 79.932241] ___sys_sendmsg+0x28e/0x950 [ 79.936202] ? find_held_lock+0x36/0x1d0 [ 79.940257] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 79.945006] ? mark_held_locks+0x130/0x130 [ 79.949229] ? lock_downgrade+0x7f0/0x7f0 [ 79.953364] ? kasan_check_read+0x11/0x20 [ 79.957501] ? find_held_lock+0x36/0x1d0 [ 79.961549] ? __might_fault+0xf1/0x1b0 [ 79.965530] __sys_sendmmsg+0x160/0x380 [ 79.969504] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 79.973834] ? kasan_check_write+0x14/0x20 [ 79.978055] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 79.982890] ? __sb_end_write+0xa4/0xd0 [ 79.986854] ? kasan_check_write+0x14/0x20 [ 79.991069] ? fput+0x18/0x120 [ 79.994243] ? ksys_write+0x157/0x1b0 [ 79.998034] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 80.002776] ? do_syscall_64+0x21/0x4d0 [ 80.006736] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 80.012188] __x64_sys_sendmmsg+0x98/0x100 [ 80.016418] do_syscall_64+0xd0/0x4d0 [ 80.020733] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 80.026020] RIP: 0033:0x45b349 [ 80.029205] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 80.048097] RSP: 002b:00007f4c63becc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 80.055795] RAX: ffffffffffffffda RBX: 00007f4c63bed6d4 RCX: 000000000045b349 [ 80.063051] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 80.070304] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 80.077556] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 80.084822] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 80.092616] CPU: 1 PID: 7729 Comm: syz-executor.0 Not tainted 5.0.0-rc7-syzkaller #0 [ 80.100500] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 80.109849] Call Trace: [ 80.112432] dump_stack+0x113/0x167 [ 80.116054] should_fail.cold.4+0x5/0x13 [ 80.120101] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 80.125194] ? lock_downgrade+0x7f0/0x7f0 [ 80.129327] ? ___might_sleep+0x16b/0x270 [ 80.133470] __should_failslab+0xba/0xf0 [ 80.137521] should_failslab+0x9/0x14 [ 80.141307] kmem_cache_alloc_node+0x270/0x730 [ 80.145876] ? kasan_check_write+0x14/0x20 [ 80.150101] __alloc_skb+0xa7/0x570 [ 80.153714] ? skb_trim+0x150/0x150 [ 80.157325] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 80.162266] ? aa_sk_perm+0x160/0x790 [ 80.166052] ? import_iovec+0xb8/0x200 [ 80.170010] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 80.175538] netlink_sendmsg+0x810/0xc40 [ 80.179585] ? netlink_unicast+0x640/0x640 [ 80.183809] ? apparmor_socket_sendmsg+0x1b/0x20 [ 80.188651] ? netlink_unicast+0x640/0x640 [ 80.192873] sock_sendmsg+0xb5/0xf0 [ 80.196487] ___sys_sendmsg+0x28e/0x950 [ 80.200471] ? find_held_lock+0x36/0x1d0 [ 80.204530] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 80.209298] ? mark_held_locks+0x130/0x130 [ 80.213531] ? lock_downgrade+0x7f0/0x7f0 [ 80.217682] ? kasan_check_read+0x11/0x20 [ 80.221826] ? find_held_lock+0x36/0x1d0 [ 80.225883] ? __might_fault+0xf1/0x1b0 [ 80.230029] __sys_sendmmsg+0x160/0x380 [ 80.234104] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 80.238419] ? kasan_check_write+0x14/0x20 [ 80.242647] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 80.247496] ? __sb_end_write+0xa4/0xd0 [ 80.251488] ? kasan_check_write+0x14/0x20 [ 80.255708] ? fput+0x18/0x120 [ 80.258888] ? ksys_write+0x157/0x1b0 [ 80.262684] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 80.267433] ? do_syscall_64+0x21/0x4d0 [ 80.271393] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 80.276748] __x64_sys_sendmmsg+0x98/0x100 [ 80.280971] do_syscall_64+0xd0/0x4d0 [ 80.284770] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 80.289940] RIP: 0033:0x45b349 [ 80.293114] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 80.312008] RSP: 002b:00007f1e86d36c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 80.319705] RAX: ffffffffffffffda RBX: 00007f1e86d376d4 RCX: 000000000045b349 [ 80.326958] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 80.334216] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 80.341492] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 80.348749] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 80.356021] CPU: 0 PID: 7727 Comm: syz-executor.5 Not tainted 5.0.0-rc7-syzkaller #0 [ 80.363906] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 80.373287] Call Trace: [ 80.375898] dump_stack+0x113/0x167 [ 80.379519] should_fail.cold.4+0x5/0x13 [ 80.383574] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 80.388657] ? lock_downgrade+0x7f0/0x7f0 [ 80.392806] __should_failslab+0xba/0xf0 [ 80.396861] should_failslab+0x9/0x14 [ 80.400651] kmem_cache_alloc+0x47/0x730 [ 80.404716] ? lock_acquire+0x173/0x3d0 [ 80.408686] skb_clone+0x10f/0x320 [ 80.412240] netlink_deliver_tap+0x7a5/0xad0 [ 80.416646] netlink_unicast+0x40c/0x640 [ 80.420704] ? netlink_attachskb+0x6c0/0x6c0 [ 80.425098] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 80.430010] ? aa_sk_perm+0x160/0x790 [ 80.433792] ? import_iovec+0xb8/0x200 [ 80.437663] netlink_sendmsg+0x765/0xc40 [ 80.441722] ? netlink_unicast+0x640/0x640 [ 80.445948] ? apparmor_socket_sendmsg+0x1b/0x20 [ 80.450695] ? netlink_unicast+0x640/0x640 [ 80.454916] sock_sendmsg+0xb5/0xf0 [ 80.458536] ___sys_sendmsg+0x28e/0x950 [ 80.462509] ? find_held_lock+0x36/0x1d0 [ 80.466551] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 80.471304] ? mark_held_locks+0x130/0x130 [ 80.475525] ? lock_downgrade+0x7f0/0x7f0 [ 80.479652] ? kasan_check_read+0x11/0x20 [ 80.483792] ? find_held_lock+0x36/0x1d0 [ 80.487843] ? __might_fault+0xf1/0x1b0 [ 80.491819] __sys_sendmmsg+0x160/0x380 [ 80.495782] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 80.500092] ? kasan_check_write+0x14/0x20 [ 80.504317] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 80.509169] ? __sb_end_write+0xa4/0xd0 [ 80.513150] ? kasan_check_write+0x14/0x20 [ 80.517376] ? fput+0x18/0x120 [ 80.520553] ? ksys_write+0x157/0x1b0 [ 80.524346] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 80.529097] ? do_syscall_64+0x21/0x4d0 [ 80.533063] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 80.538420] __x64_sys_sendmmsg+0x98/0x100 [ 80.542638] do_syscall_64+0xd0/0x4d0 [ 80.546434] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 80.551609] RIP: 0033:0x45b349 [ 80.554797] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 80.573788] RSP: 002b:00007f13ce9f8c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 80.581500] RAX: ffffffffffffffda RBX: 00007f13ce9f96d4 RCX: 000000000045b349 [ 80.588779] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000007 [ 80.596048] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 80.603311] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 80.610574] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 80.630702] FAULT_INJECTION: forcing a failure. [ 80.630702] name failslab, interval 1, probability 0, space 0, times 0 [ 80.660457] CPU: 1 PID: 7724 Comm: syz-executor.1 Not tainted 5.0.0-rc7-syzkaller #0 [ 80.668401] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 80.677760] Call Trace: [ 80.680349] dump_stack+0x113/0x167 [ 80.683964] should_fail.cold.4+0x5/0x13 [ 80.688084] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 80.693179] ? lock_downgrade+0x7f0/0x7f0 [ 80.697322] ? ___might_sleep+0x16b/0x270 [ 80.701457] __should_failslab+0xba/0xf0 [ 80.704394] FAULT_INJECTION: forcing a failure. [ 80.704394] name failslab, interval 1, probability 0, space 0, times 0 [ 80.705507] should_failslab+0x9/0x14 [ 80.705546] kmem_cache_alloc_trace+0x2d8/0x740 [ 80.705560] ? tcf_idr_create+0x289/0x6d0 [ 80.705567] ? lockdep_init_map+0x105/0x590 [ 80.705576] tcf_police_init+0x42a/0x1270 [ 80.705586] ? tcf_police_act+0xef0/0xef0 [ 80.705595] ? kasan_check_write+0x14/0x20 [ 80.746181] ? do_raw_read_unlock+0x3f/0x70 [ 80.750505] tcf_action_init_1+0x1b0/0xb40 [ 80.754743] ? tcf_action_dump_old+0x90/0x90 [ 80.759161] ? netlink_sendmsg+0x765/0xc40 [ 80.766645] ? ___sys_sendmsg+0x28e/0x950 [ 80.770799] ? __sys_sendmmsg+0x160/0x380 [ 80.775030] ? __x64_sys_sendmmsg+0x98/0x100 [ 80.779499] ? do_syscall_64+0xd0/0x4d0 [ 80.783526] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 80.788898] ? __lock_acquire+0x5d6/0x4760 [ 80.793133] ? __lock_acquire+0x5d6/0x4760 [ 80.797374] tcf_exts_validate+0xf9/0x4d0 [ 80.801516] ? __lock_is_held+0xb5/0x140 [ 80.805567] ? tcf_exts_change+0x150/0x150 [ 80.809792] ? rcu_lockdep_current_cpu_online+0xe5/0x130 [ 80.815243] ? u32_change+0x7b5/0x31b8 [ 80.819122] u32_set_parms+0x39/0x770 [ 80.822926] u32_change+0x8c9/0x31b8 [ 80.826646] ? find_held_lock+0x36/0x1d0 [ 80.830711] ? u32_dump+0xe20/0xe20 [ 80.834327] ? tc_new_tfilter+0x12dd/0x1a90 [ 80.838648] ? lock_downgrade+0x7f0/0x7f0 [ 80.842791] ? kasan_check_write+0x14/0x20 [ 80.847022] ? lockdep_rtnl_is_held+0x15/0x20 [ 80.851506] tc_new_tfilter+0xcb4/0x1a90 [ 80.855683] ? kasan_check_read+0x11/0x20 [ 80.859829] ? tc_del_tfilter+0x12d0/0x12d0 [ 80.864145] ? mark_held_locks+0x130/0x130 [ 80.868380] ? __local_bh_enable_ip+0x160/0x260 [ 80.873037] ? __dev_queue_xmit+0x1251/0x2910 [ 80.877521] ? lockdep_hardirqs_on+0x421/0x5c0 [ 80.882097] ? __local_bh_enable_ip+0x160/0x260 [ 80.886762] ? __dev_queue_xmit+0x1228/0x2910 [ 80.891262] ? apparmor_cred_transfer+0x4f0/0x4f0 [ 80.896100] ? find_held_lock+0x36/0x1d0 [ 80.900192] ? tc_del_tfilter+0x12d0/0x12d0 [ 80.904511] ? kasan_check_read+0x11/0x20 [ 80.908680] ? tc_del_tfilter+0x12d0/0x12d0 [ 80.913180] rtnetlink_rcv_msg+0x636/0x8f0 [ 80.917410] ? rtnetlink_put_metrics+0x490/0x490 [ 80.922168] ? find_held_lock+0x36/0x1d0 [ 80.926229] netlink_rcv_skb+0x13c/0x380 [ 80.930288] ? lock_downgrade+0x7f0/0x7f0 [ 80.934435] ? rtnetlink_put_metrics+0x490/0x490 [ 80.939191] ? netlink_ack+0x970/0x970 [ 80.943078] ? netlink_deliver_tap+0x182/0xad0 [ 80.947699] rtnetlink_rcv+0x10/0x20 [ 80.951407] netlink_unicast+0x43d/0x640 [ 80.955458] ? netlink_attachskb+0x6c0/0x6c0 [ 80.959868] ? __check_object_size+0x1ea/0x31c [ 80.964445] netlink_sendmsg+0x765/0xc40 [ 80.968517] ? netlink_unicast+0x640/0x640 [ 80.972769] ? apparmor_socket_sendmsg+0x1b/0x20 [ 80.977553] ? netlink_unicast+0x640/0x640 [ 80.981784] sock_sendmsg+0xb5/0xf0 [ 80.985410] ___sys_sendmsg+0x28e/0x950 [ 80.989381] ? find_held_lock+0x36/0x1d0 [ 80.993439] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 80.998183] ? __fget+0x278/0x400 [ 81.001623] ? lock_downgrade+0x7f0/0x7f0 [ 81.005763] ? kasan_check_read+0x11/0x20 [ 81.009932] ? __fget+0x295/0x400 [ 81.013388] ? ksys_dup3+0x2e0/0x2e0 [ 81.017105] ? kasan_check_write+0x14/0x20 [ 81.021338] ? __fget_light+0x174/0x1e0 [ 81.025300] ? __fdget+0xe/0x10 [ 81.028567] ? sockfd_lookup_light+0x1c/0x150 [ 81.033055] __sys_sendmmsg+0x160/0x380 [ 81.037022] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 81.041336] ? kasan_check_write+0x14/0x20 [ 81.045595] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 81.050459] ? __sb_end_write+0xa4/0xd0 [ 81.054426] ? kasan_check_write+0x14/0x20 [ 81.058652] ? fput+0x18/0x120 [ 81.061830] ? ksys_write+0x157/0x1b0 [ 81.065632] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 81.070377] ? do_syscall_64+0x21/0x4d0 [ 81.074352] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 81.079718] __x64_sys_sendmmsg+0x98/0x100 [ 81.084147] do_syscall_64+0xd0/0x4d0 [ 81.087948] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 81.093131] RIP: 0033:0x45b349 [ 81.096317] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 81.115219] RSP: 002b:00007fd10ce50c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 81.123018] RAX: ffffffffffffffda RBX: 00007fd10ce516d4 RCX: 000000000045b349 [ 81.130283] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 81.137551] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 81.145774] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 81.153043] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 81.160413] CPU: 0 PID: 7736 Comm: syz-executor.0 Not tainted 5.0.0-rc7-syzkaller #0 [ 81.168306] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 81.176929] FAULT_INJECTION: forcing a failure. [ 81.176929] name failslab, interval 1, probability 0, space 0, times 0 [ 81.177762] Call Trace: [ 81.177775] dump_stack+0x113/0x167 [ 81.177787] should_fail.cold.4+0x5/0x13 [ 81.177795] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 81.177802] ? lock_downgrade+0x7f0/0x7f0 [ 81.177814] __should_failslab+0xba/0xf0 [ 81.208744] FAULT_INJECTION: forcing a failure. [ 81.208744] name failslab, interval 1, probability 0, space 0, times 0 [ 81.209817] should_failslab+0x9/0x14 [ 81.228862] kmem_cache_alloc+0x47/0x730 [ 81.232918] ? lock_acquire+0x173/0x3d0 [ 81.236995] skb_clone+0x10f/0x320 [ 81.240531] netlink_deliver_tap+0x7a5/0xad0 [ 81.245050] netlink_unicast+0x40c/0x640 [ 81.249230] ? netlink_attachskb+0x6c0/0x6c0 [ 81.253641] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 81.258572] ? aa_sk_perm+0x160/0x790 [ 81.262370] ? import_iovec+0xb8/0x200 [ 81.266253] netlink_sendmsg+0x765/0xc40 [ 81.270311] ? netlink_unicast+0x640/0x640 [ 81.274631] ? apparmor_socket_sendmsg+0x1b/0x20 [ 81.279498] ? netlink_unicast+0x640/0x640 [ 81.283737] sock_sendmsg+0xb5/0xf0 [ 81.287369] ___sys_sendmsg+0x28e/0x950 [ 81.291342] ? find_held_lock+0x36/0x1d0 [ 81.295416] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 81.300192] ? mark_held_locks+0x130/0x130 [ 81.304550] ? lock_downgrade+0x7f0/0x7f0 [ 81.308781] ? kasan_check_read+0x11/0x20 [ 81.312929] ? find_held_lock+0x36/0x1d0 [ 81.316992] ? __might_fault+0xf1/0x1b0 [ 81.320972] __sys_sendmmsg+0x160/0x380 [ 81.324941] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 81.329365] ? kasan_check_write+0x14/0x20 [ 81.333596] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 81.338445] ? __sb_end_write+0xa4/0xd0 [ 81.342416] ? kasan_check_write+0x14/0x20 [ 81.346659] ? fput+0x18/0x120 [ 81.349852] ? ksys_write+0x157/0x1b0 [ 81.353662] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 81.358520] ? do_syscall_64+0x21/0x4d0 [ 81.362485] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 81.367856] __x64_sys_sendmmsg+0x98/0x100 [ 81.372095] do_syscall_64+0xd0/0x4d0 [ 81.375891] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 81.381074] RIP: 0033:0x45b349 [ 81.384261] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 81.403159] RSP: 002b:00007f1e86d36c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 81.410868] RAX: ffffffffffffffda RBX: 00007f1e86d376d4 RCX: 000000000045b349 [ 81.418141] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 81.425671] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 81.432943] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 81.440302] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 81.447681] CPU: 1 PID: 7740 Comm: syz-executor.2 Not tainted 5.0.0-rc7-syzkaller #0 [ 81.455580] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 81.464942] Call Trace: [ 81.467529] dump_stack+0x113/0x167 [ 81.471167] should_fail.cold.4+0x5/0x13 [ 81.475227] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 81.480331] ? lock_downgrade+0x7f0/0x7f0 [ 81.484495] __should_failslab+0xba/0xf0 [ 81.488559] should_failslab+0x9/0x14 [ 81.492364] kmem_cache_alloc+0x47/0x730 [ 81.496439] ? lock_acquire+0x173/0x3d0 [ 81.500451] skb_clone+0x10f/0x320 [ 81.504024] netlink_deliver_tap+0x7a5/0xad0 [ 81.508431] netlink_unicast+0x40c/0x640 [ 81.512487] ? netlink_attachskb+0x6c0/0x6c0 [ 81.516897] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 81.521828] ? aa_sk_perm+0x160/0x790 [ 81.525639] ? import_iovec+0xb8/0x200 [ 81.529529] netlink_sendmsg+0x765/0xc40 [ 81.533597] ? netlink_unicast+0x640/0x640 [ 81.537846] ? apparmor_socket_sendmsg+0x1b/0x20 [ 81.542599] ? netlink_unicast+0x640/0x640 [ 81.546830] sock_sendmsg+0xb5/0xf0 [ 81.550455] ___sys_sendmsg+0x28e/0x950 [ 81.554435] ? find_held_lock+0x36/0x1d0 [ 81.558492] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 81.563248] ? mark_held_locks+0x130/0x130 [ 81.567483] ? lock_downgrade+0x7f0/0x7f0 [ 81.571624] ? kasan_check_read+0x11/0x20 [ 81.575768] ? find_held_lock+0x36/0x1d0 [ 81.580012] ? __might_fault+0xf1/0x1b0 [ 81.584017] __sys_sendmmsg+0x160/0x380 [ 81.588015] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 81.592340] ? kasan_check_write+0x14/0x20 [ 81.596570] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 81.601421] ? __sb_end_write+0xa4/0xd0 [ 81.605397] ? kasan_check_write+0x14/0x20 [ 81.609630] ? fput+0x18/0x120 [ 81.612834] ? ksys_write+0x157/0x1b0 [ 81.616633] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 81.621378] ? do_syscall_64+0x21/0x4d0 [ 81.625444] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 81.630802] __x64_sys_sendmmsg+0x98/0x100 [ 81.635043] do_syscall_64+0xd0/0x4d0 [ 81.638837] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 81.644024] RIP: 0033:0x45b349 [ 81.647231] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 81.666134] RSP: 002b:00007f68bf8f7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 81.673843] RAX: ffffffffffffffda RBX: 00007f68bf8f86d4 RCX: 000000000045b349 [ 81.681128] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000007 [ 81.688563] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 81.695831] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 81.703092] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 81.710374] CPU: 0 PID: 7739 Comm: syz-executor.1 Not tainted 5.0.0-rc7-syzkaller #0 [ 81.718383] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 81.727743] Call Trace: [ 81.730330] dump_stack+0x113/0x167 [ 81.734393] should_fail.cold.4+0x5/0x13 [ 81.738439] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 81.743583] ? lock_downgrade+0x7f0/0x7f0 [ 81.747719] ? ___might_sleep+0x16b/0x270 [ 81.751856] __should_failslab+0xba/0xf0 [ 81.755907] should_failslab+0x9/0x14 [ 81.759705] kmem_cache_alloc_trace+0x2d8/0x740 [ 81.764367] u32_change+0x7b5/0x31b8 [ 81.768083] ? find_held_lock+0x36/0x1d0 [ 81.772133] ? u32_dump+0xe20/0xe20 [ 81.776184] ? tc_new_tfilter+0x12dd/0x1a90 [ 81.780502] ? lock_downgrade+0x7f0/0x7f0 [ 81.784632] ? kasan_check_write+0x14/0x20 [ 81.788855] ? lockdep_rtnl_is_held+0x15/0x20 [ 81.793345] tc_new_tfilter+0xcb4/0x1a90 [ 81.797402] ? kasan_check_read+0x11/0x20 [ 81.801558] ? tc_del_tfilter+0x12d0/0x12d0 [ 81.805874] ? mark_held_locks+0x130/0x130 [ 81.810102] ? __local_bh_enable_ip+0x160/0x260 [ 81.814762] ? __dev_queue_xmit+0x1251/0x2910 [ 81.819240] ? lockdep_hardirqs_on+0x421/0x5c0 [ 81.823808] ? __local_bh_enable_ip+0x160/0x260 [ 81.828500] ? __dev_queue_xmit+0x1228/0x2910 [ 81.832978] ? apparmor_cred_transfer+0x4f0/0x4f0 [ 81.837819] ? find_held_lock+0x36/0x1d0 [ 81.841886] ? tc_del_tfilter+0x12d0/0x12d0 [ 81.846193] ? kasan_check_read+0x11/0x20 [ 81.850367] ? tc_del_tfilter+0x12d0/0x12d0 [ 81.854677] rtnetlink_rcv_msg+0x636/0x8f0 [ 81.858908] ? rtnetlink_put_metrics+0x490/0x490 [ 81.863692] ? find_held_lock+0x36/0x1d0 [ 81.867766] netlink_rcv_skb+0x13c/0x380 [ 81.871808] ? lock_downgrade+0x7f0/0x7f0 [ 81.875947] ? rtnetlink_put_metrics+0x490/0x490 [ 81.880705] ? netlink_ack+0x970/0x970 [ 81.884573] ? netlink_deliver_tap+0x182/0xad0 [ 81.889188] rtnetlink_rcv+0x10/0x20 [ 81.892896] netlink_unicast+0x43d/0x640 [ 81.896977] ? netlink_attachskb+0x6c0/0x6c0 [ 81.901369] ? __check_object_size+0x1ea/0x31c [ 81.905983] netlink_sendmsg+0x765/0xc40 [ 81.910038] ? netlink_unicast+0x640/0x640 [ 81.914290] ? apparmor_socket_sendmsg+0x1b/0x20 [ 81.919040] ? netlink_unicast+0x640/0x640 [ 81.923266] sock_sendmsg+0xb5/0xf0 [ 81.926877] ___sys_sendmsg+0x28e/0x950 [ 81.930849] ? find_held_lock+0x36/0x1d0 [ 81.934899] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 81.939637] ? __fget+0x278/0x400 [ 81.943071] ? lock_downgrade+0x7f0/0x7f0 [ 81.947246] ? kasan_check_read+0x11/0x20 [ 81.951381] ? __fget+0x295/0x400 [ 81.954885] ? ksys_dup3+0x2e0/0x2e0 [ 81.958629] ? kasan_check_write+0x14/0x20 [ 81.962902] ? __fget_light+0x174/0x1e0 [ 81.966863] ? __fdget+0xe/0x10 [ 81.970233] ? sockfd_lookup_light+0x1c/0x150 [ 81.974826] __sys_sendmmsg+0x160/0x380 [ 81.978781] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 81.983097] ? kasan_check_write+0x14/0x20 [ 81.987484] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 81.992342] ? __sb_end_write+0xa4/0xd0 [ 81.996307] ? kasan_check_write+0x14/0x20 [ 82.000521] ? fput+0x18/0x120 [ 82.003692] ? ksys_write+0x157/0x1b0 [ 82.007481] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 82.012230] ? do_syscall_64+0x21/0x4d0 [ 82.016310] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 82.021675] __x64_sys_sendmmsg+0x98/0x100 [ 82.025895] do_syscall_64+0xd0/0x4d0 [ 82.029679] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 82.034848] RIP: 0033:0x45b349 [ 82.038019] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 82.056910] RSP: 002b:00007fd10ce71c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 82.064605] RAX: ffffffffffffffda RBX: 00007fd10ce726d4 RCX: 000000000045b349 [ 82.072500] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 82.079761] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 2020/01/25 18:40:42 executed programs: 105 [ 82.087023] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 82.094283] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 82.194072] FAULT_INJECTION: forcing a failure. [ 82.194072] name failslab, interval 1, probability 0, space 0, times 0 [ 82.195043] FAULT_INJECTION: forcing a failure. [ 82.195043] name failslab, interval 1, probability 0, space 0, times 0 [ 82.218467] FAULT_INJECTION: forcing a failure. [ 82.218467] name failslab, interval 1, probability 0, space 0, times 0 [ 82.221536] CPU: 1 PID: 7752 Comm: syz-executor.3 Not tainted 5.0.0-rc7-syzkaller #0 [ 82.237551] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 82.246908] Call Trace: [ 82.249517] dump_stack+0x113/0x167 [ 82.253140] should_fail.cold.4+0x5/0x13 [ 82.257295] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 82.262403] ? lock_downgrade+0x7f0/0x7f0 [ 82.266554] __should_failslab+0xba/0xf0 [ 82.270609] should_failslab+0x9/0x14 [ 82.274400] kmem_cache_alloc+0x47/0x730 [ 82.278567] ? lock_acquire+0x173/0x3d0 [ 82.282546] skb_clone+0x10f/0x320 [ 82.286088] netlink_deliver_tap+0x7a5/0xad0 [ 82.290501] netlink_unicast+0x40c/0x640 [ 82.294567] ? netlink_attachskb+0x6c0/0x6c0 [ 82.298968] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 82.303923] ? aa_sk_perm+0x160/0x790 [ 82.307804] ? import_iovec+0xb8/0x200 [ 82.311698] netlink_sendmsg+0x765/0xc40 [ 82.315756] ? netlink_unicast+0x640/0x640 [ 82.319996] ? apparmor_socket_sendmsg+0x1b/0x20 [ 82.324773] ? netlink_unicast+0x640/0x640 [ 82.329025] sock_sendmsg+0xb5/0xf0 [ 82.332774] ___sys_sendmsg+0x28e/0x950 [ 82.336753] ? find_held_lock+0x36/0x1d0 [ 82.340810] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 82.345575] ? mark_held_locks+0x130/0x130 [ 82.349809] ? lock_downgrade+0x7f0/0x7f0 [ 82.353964] ? kasan_check_read+0x11/0x20 [ 82.358124] ? find_held_lock+0x36/0x1d0 [ 82.362196] ? __might_fault+0xf1/0x1b0 [ 82.366186] __sys_sendmmsg+0x160/0x380 [ 82.370157] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 82.374488] ? kasan_check_write+0x14/0x20 [ 82.378807] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 82.383648] ? __sb_end_write+0xa4/0xd0 [ 82.387743] ? kasan_check_write+0x14/0x20 [ 82.391975] ? fput+0x18/0x120 [ 82.395162] ? ksys_write+0x157/0x1b0 [ 82.398958] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 82.403716] ? do_syscall_64+0x21/0x4d0 [ 82.407952] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 82.413330] __x64_sys_sendmmsg+0x98/0x100 [ 82.417568] do_syscall_64+0xd0/0x4d0 [ 82.421362] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 82.426553] RIP: 0033:0x45b349 [ 82.429735] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 82.448656] RSP: 002b:00007f5f54207c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 82.456453] RAX: ffffffffffffffda RBX: 00007f5f542086d4 RCX: 000000000045b349 [ 82.463721] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 82.470994] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 82.478257] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 82.485613] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 82.492892] CPU: 0 PID: 7753 Comm: syz-executor.4 Not tainted 5.0.0-rc7-syzkaller #0 [ 82.500782] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 82.510130] Call Trace: [ 82.512715] dump_stack+0x113/0x167 [ 82.516340] should_fail.cold.4+0x5/0x13 [ 82.520400] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 82.525498] ? lock_downgrade+0x7f0/0x7f0 [ 82.529639] ? ___might_sleep+0x16b/0x270 [ 82.533790] __should_failslab+0xba/0xf0 [ 82.537842] should_failslab+0x9/0x14 [ 82.541630] kmem_cache_alloc_node+0x270/0x730 [ 82.546208] ? kasan_check_write+0x14/0x20 [ 82.550443] __alloc_skb+0xa7/0x570 [ 82.554060] ? skb_trim+0x150/0x150 [ 82.557698] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 82.562624] ? aa_sk_perm+0x160/0x790 [ 82.566411] ? import_iovec+0xb8/0x200 [ 82.570289] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 82.575928] netlink_sendmsg+0x810/0xc40 [ 82.579981] ? netlink_unicast+0x640/0x640 [ 82.584206] ? apparmor_socket_sendmsg+0x1b/0x20 [ 82.588958] ? netlink_unicast+0x640/0x640 [ 82.593586] sock_sendmsg+0xb5/0xf0 [ 82.597209] ___sys_sendmsg+0x28e/0x950 [ 82.601180] ? find_held_lock+0x36/0x1d0 [ 82.605239] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 82.609985] ? mark_held_locks+0x130/0x130 [ 82.614214] ? lock_downgrade+0x7f0/0x7f0 [ 82.618366] ? kasan_check_read+0x11/0x20 [ 82.622524] ? find_held_lock+0x36/0x1d0 [ 82.626584] ? __might_fault+0xf1/0x1b0 [ 82.630564] __sys_sendmmsg+0x160/0x380 [ 82.634532] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 82.638854] ? kasan_check_write+0x14/0x20 [ 82.643078] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 82.647914] ? __sb_end_write+0xa4/0xd0 [ 82.651882] ? kasan_check_write+0x14/0x20 [ 82.656319] ? fput+0x18/0x120 [ 82.659507] ? ksys_write+0x157/0x1b0 [ 82.663299] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 82.668055] ? do_syscall_64+0x21/0x4d0 [ 82.672026] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 82.677413] __x64_sys_sendmmsg+0x98/0x100 [ 82.681652] do_syscall_64+0xd0/0x4d0 [ 82.685446] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 82.690622] RIP: 0033:0x45b349 [ 82.693808] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 82.712710] RSP: 002b:00007f4c63becc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 82.720418] RAX: ffffffffffffffda RBX: 00007f4c63bed6d4 RCX: 000000000045b349 [ 82.727685] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 82.735123] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 82.742387] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 82.749649] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 82.756927] CPU: 1 PID: 7751 Comm: syz-executor.5 Not tainted 5.0.0-rc7-syzkaller #0 [ 82.764860] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 82.774194] Call Trace: [ 82.776772] dump_stack+0x113/0x167 [ 82.780646] should_fail.cold.4+0x5/0x13 [ 82.784686] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 82.789776] ? lock_downgrade+0x7f0/0x7f0 [ 82.793927] ? ___might_sleep+0x16b/0x270 [ 82.798074] __should_failslab+0xba/0xf0 [ 82.802124] should_failslab+0x9/0x14 [ 82.805909] kmem_cache_alloc_node+0x270/0x730 [ 82.810489] ? kasan_check_write+0x14/0x20 [ 82.814710] __alloc_skb+0xa7/0x570 [ 82.818416] ? skb_trim+0x150/0x150 [ 82.822023] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 82.826939] ? aa_sk_perm+0x160/0x790 [ 82.830769] ? import_iovec+0xb8/0x200 [ 82.834641] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 82.840174] netlink_sendmsg+0x810/0xc40 [ 82.844226] ? netlink_unicast+0x640/0x640 [ 82.848450] ? apparmor_socket_sendmsg+0x1b/0x20 [ 82.853205] ? netlink_unicast+0x640/0x640 [ 82.857429] sock_sendmsg+0xb5/0xf0 [ 82.861045] ___sys_sendmsg+0x28e/0x950 [ 82.865023] ? find_held_lock+0x36/0x1d0 [ 82.869077] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 82.873844] ? mark_held_locks+0x130/0x130 [ 82.878103] ? lock_downgrade+0x7f0/0x7f0 [ 82.882273] ? kasan_check_read+0x11/0x20 [ 82.886419] ? find_held_lock+0x36/0x1d0 [ 82.890505] ? __might_fault+0xf1/0x1b0 [ 82.895062] __sys_sendmmsg+0x160/0x380 [ 82.899033] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 82.903351] ? kasan_check_write+0x14/0x20 [ 82.907572] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 82.912401] ? __sb_end_write+0xa4/0xd0 [ 82.917238] ? kasan_check_write+0x14/0x20 [ 82.921459] ? fput+0x18/0x120 [ 82.924640] ? ksys_write+0x157/0x1b0 [ 82.928429] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 82.933172] ? do_syscall_64+0x21/0x4d0 [ 82.937137] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 82.942541] __x64_sys_sendmmsg+0x98/0x100 [ 82.946764] do_syscall_64+0xd0/0x4d0 [ 82.950559] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 82.955739] RIP: 0033:0x45b349 [ 82.958957] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 82.977848] RSP: 002b:00007f13cea19c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 82.985548] RAX: ffffffffffffffda RBX: 00007f13cea1a6d4 RCX: 000000000045b349 [ 82.992805] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 83.000174] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 83.007438] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 83.014696] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 83.062495] FAULT_INJECTION: forcing a failure. [ 83.062495] name failslab, interval 1, probability 0, space 0, times 0 [ 83.083894] CPU: 0 PID: 7758 Comm: syz-executor.2 Not tainted 5.0.0-rc7-syzkaller #0 [ 83.091908] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 83.101263] Call Trace: [ 83.103841] dump_stack+0x113/0x167 [ 83.107469] should_fail.cold.4+0x5/0x13 [ 83.111529] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 83.116625] ? lock_downgrade+0x7f0/0x7f0 [ 83.120770] ? ___might_sleep+0x16b/0x270 [ 83.124911] __should_failslab+0xba/0xf0 [ 83.128962] should_failslab+0x9/0x14 [ 83.132752] __kmalloc+0x2e1/0x760 [ 83.135090] FAULT_INJECTION: forcing a failure. [ 83.135090] name failslab, interval 1, probability 0, space 0, times 0 [ 83.136285] ? wait_for_completion+0x460/0x460 [ 83.152036] ? tcf_idr_create+0x56/0x6d0 [ 83.156096] tcf_idr_create+0x56/0x6d0 [ 83.159971] ? mutex_unlock+0xd/0x10 [ 83.163671] tcf_police_init+0xb49/0x1270 [ 83.167810] ? tcf_police_act+0xef0/0xef0 [ 83.171954] ? kasan_check_write+0x14/0x20 [ 83.176178] ? do_raw_read_unlock+0x3f/0x70 [ 83.180486] tcf_action_init_1+0x1b0/0xb40 [ 83.184711] ? tcf_action_dump_old+0x90/0x90 [ 83.189225] ? netlink_sendmsg+0x765/0xc40 [ 83.193448] ? ___sys_sendmsg+0x28e/0x950 [ 83.194854] FAULT_INJECTION: forcing a failure. [ 83.194854] name failslab, interval 1, probability 0, space 0, times 0 [ 83.197588] ? __sys_sendmmsg+0x160/0x380 [ 83.197595] ? __x64_sys_sendmmsg+0x98/0x100 [ 83.217452] ? do_syscall_64+0xd0/0x4d0 [ 83.221537] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 83.226910] ? __lock_acquire+0x5d6/0x4760 [ 83.231161] ? __lock_acquire+0x5d6/0x4760 [ 83.235411] tcf_exts_validate+0xf9/0x4d0 [ 83.239561] ? __lock_is_held+0xb5/0x140 [ 83.243621] ? tcf_exts_change+0x150/0x150 [ 83.247847] ? rcu_lockdep_current_cpu_online+0xe5/0x130 [ 83.253293] ? u32_change+0x7b5/0x31b8 [ 83.257175] u32_set_parms+0x39/0x770 [ 83.260967] u32_change+0x8c9/0x31b8 [ 83.264681] ? find_held_lock+0x36/0x1d0 [ 83.268745] ? u32_dump+0xe20/0xe20 [ 83.272396] ? tc_new_tfilter+0x12dd/0x1a90 [ 83.276713] ? lock_downgrade+0x7f0/0x7f0 [ 83.280849] ? kasan_check_write+0x14/0x20 [ 83.285197] ? lockdep_rtnl_is_held+0x15/0x20 [ 83.289684] tc_new_tfilter+0xcb4/0x1a90 [ 83.293743] ? trace_hardirqs_off+0x41/0x180 [ 83.298155] ? tc_del_tfilter+0x12d0/0x12d0 [ 83.302476] ? rcu_lockdep_current_cpu_online+0xe5/0x130 [ 83.307929] ? kfree_skbmem+0x83/0xf0 [ 83.311730] ? mark_held_locks+0x130/0x130 [ 83.315960] ? __local_bh_enable_ip+0x160/0x260 [ 83.320617] ? __dev_queue_xmit+0x1251/0x2910 [ 83.325140] ? lockdep_hardirqs_on+0x421/0x5c0 [ 83.329708] ? __local_bh_enable_ip+0x160/0x260 [ 83.334381] ? __dev_queue_xmit+0x1228/0x2910 [ 83.338866] ? apparmor_cred_transfer+0x4f0/0x4f0 [ 83.343705] ? find_held_lock+0x36/0x1d0 [ 83.347762] ? tc_del_tfilter+0x12d0/0x12d0 [ 83.352089] ? kasan_check_read+0x11/0x20 [ 83.356235] ? tc_del_tfilter+0x12d0/0x12d0 [ 83.360545] rtnetlink_rcv_msg+0x636/0x8f0 [ 83.364789] ? rtnetlink_put_metrics+0x490/0x490 [ 83.369546] ? find_held_lock+0x36/0x1d0 [ 83.373611] netlink_rcv_skb+0x13c/0x380 [ 83.377672] ? lock_downgrade+0x7f0/0x7f0 [ 83.381809] ? rtnetlink_put_metrics+0x490/0x490 [ 83.386561] ? netlink_ack+0x970/0x970 [ 83.390439] ? netlink_deliver_tap+0x182/0xad0 [ 83.395463] rtnetlink_rcv+0x10/0x20 [ 83.399173] netlink_unicast+0x43d/0x640 [ 83.403234] ? netlink_attachskb+0x6c0/0x6c0 [ 83.407632] ? __check_object_size+0x1ea/0x31c [ 83.412213] netlink_sendmsg+0x765/0xc40 [ 83.416272] ? netlink_unicast+0x640/0x640 [ 83.420504] ? apparmor_socket_sendmsg+0x1b/0x20 [ 83.425257] ? netlink_unicast+0x640/0x640 [ 83.429493] sock_sendmsg+0xb5/0xf0 [ 83.433112] ___sys_sendmsg+0x28e/0x950 [ 83.437082] ? find_held_lock+0x36/0x1d0 [ 83.441134] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 83.445883] ? __fget+0x278/0x400 [ 83.449324] ? lock_downgrade+0x7f0/0x7f0 [ 83.453459] ? kasan_check_read+0x11/0x20 [ 83.457612] ? __fget+0x295/0x400 [ 83.461054] ? ksys_dup3+0x2e0/0x2e0 [ 83.464754] ? kasan_check_write+0x14/0x20 [ 83.468985] ? __fget_light+0x174/0x1e0 [ 83.472955] ? __fdget+0xe/0x10 [ 83.476228] ? sockfd_lookup_light+0x1c/0x150 [ 83.480724] __sys_sendmmsg+0x160/0x380 [ 83.484699] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 83.489013] ? kasan_check_write+0x14/0x20 [ 83.493256] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 83.498102] ? __sb_end_write+0xa4/0xd0 [ 83.502066] ? kasan_check_write+0x14/0x20 [ 83.506297] ? fput+0x18/0x120 [ 83.509480] ? ksys_write+0x157/0x1b0 [ 83.513274] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 83.518029] ? do_syscall_64+0x21/0x4d0 [ 83.522000] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 83.527355] __x64_sys_sendmmsg+0x98/0x100 [ 83.531586] do_syscall_64+0xd0/0x4d0 [ 83.535383] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 83.540560] RIP: 0033:0x45b349 [ 83.543752] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 83.562649] RSP: 002b:00007f68bf939c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 83.570353] RAX: ffffffffffffffda RBX: 00007f68bf93a6d4 RCX: 000000000045b349 [ 83.577616] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 83.584879] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 83.592145] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 83.600049] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 83.607329] CPU: 1 PID: 7765 Comm: syz-executor.1 Not tainted 5.0.0-rc7-syzkaller #0 [ 83.615211] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 83.624559] Call Trace: [ 83.627155] dump_stack+0x113/0x167 [ 83.630778] should_fail.cold.4+0x5/0x13 [ 83.634830] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 83.639930] ? lock_downgrade+0x7f0/0x7f0 [ 83.644071] __should_failslab+0xba/0xf0 [ 83.648118] should_failslab+0x9/0x14 [ 83.651919] kmem_cache_alloc+0x47/0x730 [ 83.655969] ? lock_acquire+0x173/0x3d0 [ 83.659941] skb_clone+0x10f/0x320 [ 83.663479] netlink_deliver_tap+0x7a5/0xad0 [ 83.667882] netlink_unicast+0x40c/0x640 [ 83.671943] ? netlink_attachskb+0x6c0/0x6c0 [ 83.676342] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 83.681265] ? aa_sk_perm+0x160/0x790 [ 83.685059] ? import_iovec+0xb8/0x200 [ 83.688948] netlink_sendmsg+0x765/0xc40 [ 83.693005] ? netlink_unicast+0x640/0x640 [ 83.697234] ? apparmor_socket_sendmsg+0x1b/0x20 [ 83.701982] ? netlink_unicast+0x640/0x640 [ 83.706207] sock_sendmsg+0xb5/0xf0 [ 83.709836] ___sys_sendmsg+0x28e/0x950 [ 83.713796] ? find_held_lock+0x36/0x1d0 [ 83.717849] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 83.722596] ? mark_held_locks+0x130/0x130 [ 83.726818] ? lock_downgrade+0x7f0/0x7f0 [ 83.730956] ? kasan_check_read+0x11/0x20 [ 83.735093] ? find_held_lock+0x36/0x1d0 [ 83.739145] ? __might_fault+0xf1/0x1b0 [ 83.743115] __sys_sendmmsg+0x160/0x380 [ 83.747077] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 83.751388] ? kasan_check_write+0x14/0x20 [ 83.755607] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 83.760441] ? __sb_end_write+0xa4/0xd0 [ 83.764397] ? kasan_check_write+0x14/0x20 [ 83.768612] ? fput+0x18/0x120 [ 83.771791] ? ksys_write+0x157/0x1b0 [ 83.775576] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 83.780332] ? do_syscall_64+0x21/0x4d0 [ 83.784293] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 83.789644] __x64_sys_sendmmsg+0x98/0x100 [ 83.793863] do_syscall_64+0xd0/0x4d0 [ 83.797651] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 83.802828] RIP: 0033:0x45b349 [ 83.806005] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 83.824899] RSP: 002b:00007fd10ce2fc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 83.832605] RAX: ffffffffffffffda RBX: 00007fd10ce306d4 RCX: 000000000045b349 [ 83.839888] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000007 [ 83.847152] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 83.854417] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 83.861684] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 83.869101] CPU: 0 PID: 7763 Comm: syz-executor.0 Not tainted 5.0.0-rc7-syzkaller #0 [ 83.876984] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 83.886330] Call Trace: [ 83.888910] dump_stack+0x113/0x167 [ 83.892537] should_fail.cold.4+0x5/0x13 [ 83.896596] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 83.901689] ? lock_downgrade+0x7f0/0x7f0 [ 83.905814] ? ___might_sleep+0x16b/0x270 [ 83.909940] __should_failslab+0xba/0xf0 [ 83.913992] should_failslab+0x9/0x14 [ 83.917781] kmem_cache_alloc_node+0x270/0x730 [ 83.922354] ? kasan_check_write+0x14/0x20 [ 83.926570] __alloc_skb+0xa7/0x570 [ 83.930178] ? skb_trim+0x150/0x150 [ 83.933805] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 83.938733] ? aa_sk_perm+0x160/0x790 [ 83.942528] ? import_iovec+0xb8/0x200 [ 83.946392] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 83.951920] netlink_sendmsg+0x810/0xc40 [ 83.957366] ? netlink_unicast+0x640/0x640 [ 83.961583] ? apparmor_socket_sendmsg+0x1b/0x20 [ 83.966316] ? netlink_unicast+0x640/0x640 [ 83.970541] sock_sendmsg+0xb5/0xf0 [ 83.974162] ___sys_sendmsg+0x28e/0x950 [ 83.978117] ? find_held_lock+0x36/0x1d0 [ 83.982162] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 83.986902] ? mark_held_locks+0x130/0x130 [ 83.991126] ? lock_downgrade+0x7f0/0x7f0 [ 83.995279] ? kasan_check_read+0x11/0x20 [ 83.999414] ? find_held_lock+0x36/0x1d0 [ 84.003456] ? __might_fault+0xf1/0x1b0 [ 84.007555] __sys_sendmmsg+0x160/0x380 [ 84.011518] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 84.015828] ? kasan_check_write+0x14/0x20 [ 84.020040] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 84.024877] ? __sb_end_write+0xa4/0xd0 [ 84.028838] ? kasan_check_write+0x14/0x20 [ 84.033081] ? fput+0x18/0x120 [ 84.036277] ? ksys_write+0x157/0x1b0 [ 84.040069] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 84.044809] ? do_syscall_64+0x21/0x4d0 [ 84.048776] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 84.054130] __x64_sys_sendmmsg+0x98/0x100 [ 84.058959] do_syscall_64+0xd0/0x4d0 [ 84.062750] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 84.067945] RIP: 0033:0x45b349 [ 84.071124] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 84.090024] RSP: 002b:00007f1e86d36c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 84.097723] RAX: ffffffffffffffda RBX: 00007f1e86d376d4 RCX: 000000000045b349 [ 84.104987] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 84.112264] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 84.119527] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 84.126805] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 84.148464] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 84.170945] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 84.185872] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 84.193393] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 84.203258] device bridge_slave_1 left promiscuous mode [ 84.209500] bridge0: port 2(bridge_slave_1) entered disabled state [ 84.209818] FAULT_INJECTION: forcing a failure. [ 84.209818] name failslab, interval 1, probability 0, space 0, times 0 [ 84.219947] FAULT_INJECTION: forcing a failure. [ 84.219947] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 84.229094] FAULT_INJECTION: forcing a failure. [ 84.229094] name failslab, interval 1, probability 0, space 0, times 0 [ 84.239057] CPU: 0 PID: 7776 Comm: syz-executor.4 Not tainted 5.0.0-rc7-syzkaller #0 [ 84.239061] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 84.239064] Call Trace: [ 84.239077] dump_stack+0x113/0x167 [ 84.239088] should_fail.cold.4+0x5/0x13 [ 84.239095] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 84.239100] ? kasan_slab_alloc+0x12/0x20 [ 84.239107] ? kmem_cache_alloc_node+0x147/0x730 [ 84.291669] ? __alloc_skb+0xa7/0x570 [ 84.295474] ? netlink_sendmsg+0x810/0xc40 [ 84.299690] ? sock_sendmsg+0xb5/0xf0 [ 84.303485] ? ___sys_sendmsg+0x28e/0x950 [ 84.307615] ? __sys_sendmmsg+0x160/0x380 [ 84.311755] ? __x64_sys_sendmmsg+0x98/0x100 [ 84.316157] should_fail_alloc_page+0x50/0x60 [ 84.320649] __alloc_pages_nodemask+0x186/0x730 [ 84.325322] ? __alloc_pages_slowpath+0x2660/0x2660 [ 84.330345] cache_grow_begin+0x91/0x8b0 [ 84.334396] ? kmem_cache_alloc_node_trace+0xae/0x740 [ 84.339575] kmem_cache_alloc_node_trace+0x673/0x740 [ 84.344677] ? __alloc_skb+0xa7/0x570 [ 84.348486] __kmalloc_node_track_caller+0x3c/0x70 [ 84.353406] __kmalloc_reserve.isra.43+0x2c/0xc0 [ 84.358151] __alloc_skb+0xd7/0x570 [ 84.361776] ? skb_trim+0x150/0x150 [ 84.365395] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 84.370316] ? aa_sk_perm+0x160/0x790 [ 84.374226] ? import_iovec+0xb8/0x200 [ 84.378198] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 84.383731] netlink_sendmsg+0x810/0xc40 [ 84.387884] ? netlink_unicast+0x640/0x640 [ 84.392117] ? apparmor_socket_sendmsg+0x1b/0x20 [ 84.396937] ? netlink_unicast+0x640/0x640 [ 84.401173] sock_sendmsg+0xb5/0xf0 [ 84.404790] ___sys_sendmsg+0x28e/0x950 [ 84.408764] ? find_held_lock+0x36/0x1d0 [ 84.412823] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 84.417567] ? mark_held_locks+0x130/0x130 [ 84.421796] ? lock_downgrade+0x7f0/0x7f0 [ 84.425946] ? kasan_check_read+0x11/0x20 [ 84.430096] ? find_held_lock+0x36/0x1d0 [ 84.434161] ? __might_fault+0xf1/0x1b0 [ 84.438143] __sys_sendmmsg+0x160/0x380 [ 84.442116] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 84.446436] ? kasan_check_write+0x14/0x20 [ 84.450668] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 84.455514] ? __sb_end_write+0xa4/0xd0 [ 84.459487] ? kasan_check_write+0x14/0x20 [ 84.463713] ? fput+0x18/0x120 [ 84.466891] ? ksys_write+0x157/0x1b0 [ 84.470725] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 84.475496] ? do_syscall_64+0x21/0x4d0 [ 84.479519] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 84.484890] __x64_sys_sendmmsg+0x98/0x100 [ 84.489125] do_syscall_64+0xd0/0x4d0 [ 84.492926] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 84.498125] RIP: 0033:0x45b349 [ 84.501312] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 84.520242] RSP: 002b:00007f4c63becc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 84.527948] RAX: ffffffffffffffda RBX: 00007f4c63bed6d4 RCX: 000000000045b349 [ 84.535211] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 84.542469] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 84.549733] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 84.556991] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 84.564282] CPU: 1 PID: 7775 Comm: syz-executor.5 Not tainted 5.0.0-rc7-syzkaller #0 [ 84.572171] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 84.581516] Call Trace: [ 84.584093] dump_stack+0x113/0x167 [ 84.587712] should_fail.cold.4+0x5/0x13 [ 84.591763] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 84.596858] ? lock_downgrade+0x7f0/0x7f0 [ 84.600997] ? ___might_sleep+0x16b/0x270 [ 84.605147] __should_failslab+0xba/0xf0 [ 84.609199] should_failslab+0x9/0x14 [ 84.612984] kmem_cache_alloc_node+0x270/0x730 [ 84.617553] ? kasan_check_write+0x14/0x20 [ 84.621781] __alloc_skb+0xa7/0x570 [ 84.625396] ? skb_trim+0x150/0x150 [ 84.629013] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 84.633927] ? aa_sk_perm+0x160/0x790 [ 84.637712] ? import_iovec+0xb8/0x200 [ 84.641586] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 84.647394] netlink_sendmsg+0x810/0xc40 [ 84.651445] ? netlink_unicast+0x640/0x640 [ 84.655670] ? apparmor_socket_sendmsg+0x1b/0x20 [ 84.660411] ? netlink_unicast+0x640/0x640 [ 84.664630] sock_sendmsg+0xb5/0xf0 [ 84.668242] ___sys_sendmsg+0x28e/0x950 [ 84.672202] ? find_held_lock+0x36/0x1d0 [ 84.676251] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 84.680996] ? mark_held_locks+0x130/0x130 [ 84.685214] ? lock_downgrade+0x7f0/0x7f0 [ 84.689348] ? kasan_check_read+0x11/0x20 [ 84.693503] ? find_held_lock+0x36/0x1d0 [ 84.697553] ? __might_fault+0xf1/0x1b0 [ 84.701524] __sys_sendmmsg+0x160/0x380 [ 84.705485] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 84.709792] ? kasan_check_write+0x14/0x20 [ 84.714011] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 84.718844] ? __sb_end_write+0xa4/0xd0 [ 84.722805] ? kasan_check_write+0x14/0x20 [ 84.727023] ? fput+0x18/0x120 [ 84.730210] ? ksys_write+0x157/0x1b0 [ 84.733996] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 84.738747] ? do_syscall_64+0x21/0x4d0 [ 84.742705] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 84.748054] __x64_sys_sendmmsg+0x98/0x100 [ 84.752274] do_syscall_64+0xd0/0x4d0 [ 84.756064] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 84.761240] RIP: 0033:0x45b349 [ 84.764421] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 84.783318] RSP: 002b:00007f13cea19c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 84.791022] RAX: ffffffffffffffda RBX: 00007f13cea1a6d4 RCX: 000000000045b349 [ 84.798368] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 84.805624] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 84.812881] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 84.820146] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 84.827511] CPU: 0 PID: 7777 Comm: syz-executor.3 Not tainted 5.0.0-rc7-syzkaller #0 [ 84.835388] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 84.844727] Call Trace: [ 84.847314] dump_stack+0x113/0x167 [ 84.850933] should_fail.cold.4+0x5/0x13 [ 84.854998] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 84.860088] ? lock_downgrade+0x7f0/0x7f0 [ 84.864243] __should_failslab+0xba/0xf0 [ 84.868284] should_failslab+0x9/0x14 [ 84.872094] kmem_cache_alloc+0x47/0x730 [ 84.876161] ? lock_acquire+0x173/0x3d0 [ 84.880133] skb_clone+0x10f/0x320 [ 84.883679] netlink_deliver_tap+0x7a5/0xad0 [ 84.888122] netlink_unicast+0x40c/0x640 [ 84.892176] ? netlink_attachskb+0x6c0/0x6c0 [ 84.896573] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 84.901486] ? aa_sk_perm+0x160/0x790 [ 84.905266] ? import_iovec+0xb8/0x200 [ 84.909172] netlink_sendmsg+0x765/0xc40 [ 84.913229] ? netlink_unicast+0x640/0x640 [ 84.917454] ? apparmor_socket_sendmsg+0x1b/0x20 [ 84.922200] ? netlink_unicast+0x640/0x640 [ 84.926427] sock_sendmsg+0xb5/0xf0 [ 84.930043] ___sys_sendmsg+0x28e/0x950 [ 84.934003] ? find_held_lock+0x36/0x1d0 [ 84.938048] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 84.942805] ? mark_held_locks+0x130/0x130 [ 84.947017] ? lock_downgrade+0x7f0/0x7f0 [ 84.951150] ? kasan_check_read+0x11/0x20 [ 84.955287] ? find_held_lock+0x36/0x1d0 [ 84.959336] ? __might_fault+0xf1/0x1b0 [ 84.963308] __sys_sendmmsg+0x160/0x380 [ 84.967276] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 84.971580] ? kasan_check_write+0x14/0x20 [ 84.975793] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 84.980618] ? __sb_end_write+0xa4/0xd0 [ 84.984569] ? kasan_check_write+0x14/0x20 [ 84.988787] ? fput+0x18/0x120 [ 84.991964] ? ksys_write+0x157/0x1b0 [ 84.995757] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 85.000511] ? do_syscall_64+0x21/0x4d0 [ 85.004473] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 85.009831] __x64_sys_sendmmsg+0x98/0x100 [ 85.014055] do_syscall_64+0xd0/0x4d0 [ 85.017882] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 85.023056] RIP: 0033:0x45b349 [ 85.026291] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 85.045185] RSP: 002b:00007f5f54207c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 85.052870] RAX: ffffffffffffffda RBX: 00007f5f542086d4 RCX: 000000000045b349 [ 85.060121] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 85.067381] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 85.074639] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 85.081906] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 85.102958] device bridge_slave_0 left promiscuous mode [ 85.108411] bridge0: port 1(bridge_slave_0) entered disabled state [ 85.165875] device veth1_macvtap left promiscuous mode [ 85.171668] device veth0_macvtap left promiscuous mode [ 85.177006] device veth1_vlan left promiscuous mode [ 85.182392] device veth0_vlan left promiscuous mode [ 92.912571] device hsr_slave_1 left promiscuous mode [ 92.984498] device hsr_slave_0 left promiscuous mode [ 93.059929] team0 (unregistering): Port device team_slave_1 removed [ 93.071695] team0 (unregistering): Port device team_slave_0 removed [ 93.082735] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 93.114062] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 93.197270] bond0 (unregistering): Released all slaves 2020/01/25 18:40:54 executed programs: 114 [ 93.326563] FAULT_INJECTION: forcing a failure. [ 93.326563] name failslab, interval 1, probability 0, space 0, times 0 [ 93.347336] FAULT_INJECTION: forcing a failure. [ 93.347336] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 93.359167] CPU: 1 PID: 7787 Comm: syz-executor.1 Not tainted 5.0.0-rc7-syzkaller #0 [ 93.367039] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 93.376552] Call Trace: [ 93.379143] dump_stack+0x113/0x167 [ 93.382773] should_fail.cold.4+0x5/0x13 [ 93.386840] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 93.391944] ? __lock_acquire+0x5d6/0x4760 [ 93.396180] should_fail_alloc_page+0x50/0x60 [ 93.400663] __alloc_pages_nodemask+0x186/0x730 [ 93.401136] FAULT_INJECTION: forcing a failure. [ 93.401136] name failslab, interval 1, probability 0, space 0, times 0 [ 93.405417] ? __alloc_pages_slowpath+0x2660/0x2660 [ 93.405434] cache_grow_begin+0x91/0x8b0 [ 93.405440] ? kmem_cache_alloc_trace+0xa0/0x740 [ 93.405449] kmem_cache_alloc_trace+0x67e/0x740 [ 93.405466] u32_change+0x7b5/0x31b8 [ 93.430323] FAULT_INJECTION: forcing a failure. [ 93.430323] name failslab, interval 1, probability 0, space 0, times 0 [ 93.430418] ? find_held_lock+0x36/0x1d0 [ 93.441258] FAULT_INJECTION: forcing a failure. [ 93.441258] name failslab, interval 1, probability 0, space 0, times 0 [ 93.449945] ? u32_dump+0xe20/0xe20 [ 93.449954] ? tc_new_tfilter+0x12dd/0x1a90 [ 93.449961] ? lock_downgrade+0x7f0/0x7f0 [ 93.449969] ? kasan_check_write+0x14/0x20 [ 93.449984] ? lockdep_rtnl_is_held+0x15/0x20 [ 93.485947] tc_new_tfilter+0xcb4/0x1a90 [ 93.490008] ? kasan_check_read+0x11/0x20 [ 93.494157] ? tc_del_tfilter+0x12d0/0x12d0 [ 93.498481] ? mark_held_locks+0x130/0x130 [ 93.502705] ? __local_bh_enable_ip+0x160/0x260 [ 93.507373] ? __dev_queue_xmit+0x1251/0x2910 [ 93.511863] ? lockdep_hardirqs_on+0x421/0x5c0 [ 93.516430] ? __local_bh_enable_ip+0x160/0x260 [ 93.521090] ? __dev_queue_xmit+0x1228/0x2910 [ 93.525573] ? apparmor_cred_transfer+0x4f0/0x4f0 [ 93.530414] ? find_held_lock+0x36/0x1d0 [ 93.534480] ? tc_del_tfilter+0x12d0/0x12d0 [ 93.538792] ? kasan_check_read+0x11/0x20 [ 93.542931] ? tc_del_tfilter+0x12d0/0x12d0 [ 93.547246] rtnetlink_rcv_msg+0x636/0x8f0 [ 93.551469] ? rtnetlink_put_metrics+0x490/0x490 [ 93.556222] ? find_held_lock+0x36/0x1d0 [ 93.560804] netlink_rcv_skb+0x13c/0x380 [ 93.564867] ? lock_downgrade+0x7f0/0x7f0 [ 93.569015] ? rtnetlink_put_metrics+0x490/0x490 [ 93.573762] ? netlink_ack+0x970/0x970 [ 93.577650] ? netlink_deliver_tap+0x182/0xad0 [ 93.582231] rtnetlink_rcv+0x10/0x20 [ 93.585953] netlink_unicast+0x43d/0x640 [ 93.590014] ? netlink_attachskb+0x6c0/0x6c0 [ 93.594419] ? __check_object_size+0x1ea/0x31c [ 93.599048] netlink_sendmsg+0x765/0xc40 [ 93.603107] ? netlink_unicast+0x640/0x640 [ 93.607340] ? apparmor_socket_sendmsg+0x1b/0x20 [ 93.612088] ? netlink_unicast+0x640/0x640 [ 93.616318] sock_sendmsg+0xb5/0xf0 [ 93.619947] ___sys_sendmsg+0x28e/0x950 [ 93.623922] ? find_held_lock+0x36/0x1d0 [ 93.627977] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 93.632728] ? __fget+0x278/0x400 [ 93.636178] ? lock_downgrade+0x7f0/0x7f0 [ 93.640320] ? kasan_check_read+0x11/0x20 [ 93.644462] ? __fget+0x295/0x400 [ 93.647919] ? ksys_dup3+0x2e0/0x2e0 [ 93.651625] ? kasan_check_write+0x14/0x20 [ 93.655853] ? __fget_light+0x174/0x1e0 [ 93.659813] ? __fdget+0xe/0x10 [ 93.663087] ? sockfd_lookup_light+0x1c/0x150 [ 93.667576] __sys_sendmmsg+0x160/0x380 [ 93.671540] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 93.675857] ? kasan_check_write+0x14/0x20 [ 93.680090] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 93.684933] ? __sb_end_write+0xa4/0xd0 [ 93.688904] ? kasan_check_write+0x14/0x20 [ 93.693135] ? fput+0x18/0x120 [ 93.696321] ? ksys_write+0x157/0x1b0 [ 93.700206] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 93.704969] ? do_syscall_64+0x21/0x4d0 [ 93.708935] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 93.714298] __x64_sys_sendmmsg+0x98/0x100 [ 93.718524] do_syscall_64+0xd0/0x4d0 [ 93.722322] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 93.727502] RIP: 0033:0x45b349 [ 93.730690] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 93.749693] RSP: 002b:00007fd10ce71c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 93.757396] RAX: ffffffffffffffda RBX: 00007fd10ce726d4 RCX: 000000000045b349 [ 93.764661] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 93.771929] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 93.779198] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 93.786462] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 93.793739] CPU: 0 PID: 7797 Comm: syz-executor.3 Not tainted 5.0.0-rc7-syzkaller #0 [ 93.801618] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 93.810968] Call Trace: [ 93.813556] dump_stack+0x113/0x167 [ 93.817179] should_fail.cold.4+0x5/0x13 [ 93.821238] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 93.826338] ? lock_downgrade+0x7f0/0x7f0 [ 93.830488] ? ___might_sleep+0x16b/0x270 [ 93.835235] __should_failslab+0xba/0xf0 [ 93.839286] should_failslab+0x9/0x14 [ 93.843079] kmem_cache_alloc_node+0x270/0x730 [ 93.847656] ? kasan_check_write+0x14/0x20 [ 93.851985] __alloc_skb+0xa7/0x570 [ 93.855602] ? skb_trim+0x150/0x150 [ 93.859218] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 93.864143] ? aa_sk_perm+0x160/0x790 [ 93.867947] ? import_iovec+0xb8/0x200 [ 93.871826] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 93.877364] netlink_sendmsg+0x810/0xc40 [ 93.881422] ? netlink_unicast+0x640/0x640 [ 93.885661] ? apparmor_socket_sendmsg+0x1b/0x20 [ 93.889014] FAULT_INJECTION: forcing a failure. [ 93.889014] name failslab, interval 1, probability 0, space 0, times 0 [ 93.890525] ? netlink_unicast+0x640/0x640 [ 93.890533] sock_sendmsg+0xb5/0xf0 [ 93.890540] ___sys_sendmsg+0x28e/0x950 [ 93.890547] ? find_held_lock+0x36/0x1d0 [ 93.890554] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 93.890560] ? mark_held_locks+0x130/0x130 [ 93.890565] ? lock_downgrade+0x7f0/0x7f0 [ 93.890572] ? kasan_check_read+0x11/0x20 [ 93.890582] ? find_held_lock+0x36/0x1d0 [ 93.890593] ? __might_fault+0xf1/0x1b0 [ 93.890607] __sys_sendmmsg+0x160/0x380 [ 93.946803] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 93.951133] ? kasan_check_write+0x14/0x20 [ 93.955364] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 93.960208] ? __sb_end_write+0xa4/0xd0 [ 93.964181] ? kasan_check_write+0x14/0x20 [ 93.968404] ? fput+0x18/0x120 [ 93.971599] ? ksys_write+0x157/0x1b0 [ 93.975395] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 93.980150] ? do_syscall_64+0x21/0x4d0 [ 93.984124] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 93.989482] __x64_sys_sendmmsg+0x98/0x100 [ 93.993807] do_syscall_64+0xd0/0x4d0 [ 93.997602] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 94.002775] RIP: 0033:0x45b349 [ 94.005959] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 94.024851] RSP: 002b:00007f5f54207c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 94.032562] RAX: ffffffffffffffda RBX: 00007f5f542086d4 RCX: 000000000045b349 [ 94.039822] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 94.047082] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 94.054345] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 94.061616] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 94.068896] CPU: 1 PID: 7798 Comm: syz-executor.0 Not tainted 5.0.0-rc7-syzkaller #0 [ 94.076786] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 94.086138] Call Trace: [ 94.087585] ------------[ cut here ]------------ [ 94.088725] dump_stack+0x113/0x167 [ 94.088737] should_fail.cold.4+0x5/0x13 [ 94.088746] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 94.088754] ? lock_downgrade+0x7f0/0x7f0 [ 94.088761] ? ___might_sleep+0x16b/0x270 [ 94.088770] __should_failslab+0xba/0xf0 [ 94.088777] should_failslab+0x9/0x14 [ 94.088786] kmem_cache_alloc_node+0x270/0x730 [ 94.093688] refcount_t overflow at u32_change+0x148f/0x31b8 in syz-executor.1[7787], uid/euid: 0/0 [ 94.097151] ? kasan_check_write+0x14/0x20 [ 94.097162] __alloc_skb+0xa7/0x570 [ 94.097169] ? skb_trim+0x150/0x150 [ 94.097177] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 94.097184] ? aa_sk_perm+0x160/0x790 [ 94.097190] ? import_iovec+0xb8/0x200 [ 94.097196] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 94.097205] netlink_sendmsg+0x810/0xc40 [ 94.101825] WARNING: CPU: 0 PID: 7787 at kernel/panic.c:683 refcount_error_report+0x1a4/0x202 [ 94.106335] ? netlink_unicast+0x640/0x640 [ 94.110458] Kernel panic - not syncing: panic_on_warn set ... [ 94.114595] ? apparmor_socket_sendmsg+0x1b/0x20 [ 94.193107] ? netlink_unicast+0x640/0x640 [ 94.197328] sock_sendmsg+0xb5/0xf0 [ 94.200939] ___sys_sendmsg+0x28e/0x950 [ 94.204915] ? find_held_lock+0x36/0x1d0 [ 94.208966] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 94.213715] ? mark_held_locks+0x130/0x130 [ 94.217940] ? lock_downgrade+0x7f0/0x7f0 [ 94.222093] ? kasan_check_read+0x11/0x20 [ 94.226232] ? find_held_lock+0x36/0x1d0 [ 94.230282] ? __might_fault+0xf1/0x1b0 [ 94.234267] __sys_sendmmsg+0x160/0x380 [ 94.238244] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 94.242566] ? kasan_check_write+0x14/0x20 [ 94.246787] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 94.251647] ? __sb_end_write+0xa4/0xd0 [ 94.255627] ? kasan_check_write+0x14/0x20 [ 94.259847] ? fput+0x18/0x120 [ 94.263023] ? ksys_write+0x157/0x1b0 [ 94.266822] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 94.271560] ? do_syscall_64+0x21/0x4d0 [ 94.275628] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 94.281001] __x64_sys_sendmmsg+0x98/0x100 [ 94.285227] do_syscall_64+0xd0/0x4d0 [ 94.289030] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 94.294205] RIP: 0033:0x45b349 [ 94.297394] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 94.316292] RSP: 002b:00007f1e86d15c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 94.324012] RAX: ffffffffffffffda RBX: 00007f1e86d166d4 RCX: 000000000045b349 [ 94.331284] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 94.338551] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 94.345830] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 94.353097] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 94.360375] CPU: 0 PID: 7787 Comm: syz-executor.1 Not tainted 5.0.0-rc7-syzkaller #0 [ 94.368261] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 94.377610] Call Trace: [ 94.380192] dump_stack+0x113/0x167 [ 94.383968] ? refcount_error_report+0x1a4/0x202 [ 94.388725] panic+0x212/0x40b [ 94.391915] ? __warn_printk+0xd6/0xd6 [ 94.395802] __warn.cold.8+0x1b/0x38 [ 94.399508] ? refcount_error_report+0x1a4/0x202 [ 94.404260] report_bug+0x1a4/0x200 [ 94.407882] do_error_trap+0x11b/0x200 [ 94.411761] do_invalid_op+0x36/0x40 [ 94.415471] ? refcount_error_report+0x1a4/0x202 [ 94.420215] invalid_op+0x14/0x20 [ 94.423665] RIP: 0010:refcount_error_report+0x1a4/0x202 [ 94.429017] Code: 25 40 ee 01 00 48 81 c1 a8 06 00 00 80 3c 02 00 75 57 48 8b 93 80 00 00 00 41 55 4c 89 e6 48 c7 c7 00 96 48 87 e8 6f 00 00 00 <0f> 0b 58 e9 80 fe ff ff 44 89 4d dc e8 fb 2f 59 00 44 8b 4d dc eb [ 94.447908] RSP: 0018:ffff88808d136f38 EFLAGS: 00010286 [ 94.453265] RAX: 0000000000000000 RBX: ffff88808d1370b8 RCX: 0000000000000000 [ 94.460529] RDX: 0000000000000004 RSI: ffffffff8787d2a0 RDI: ffffffff8a379ea0 [ 94.467792] RBP: ffff88808d136f70 R08: ffffed1015d05021 R09: ffffed1015d05020 [ 94.475052] R10: ffffed1015d05020 R11: ffff8880ae828107 R12: ffffffff87478080 [ 94.482317] R13: 0000000000000000 R14: ffff8880894dc5c0 R15: 0000000000000000 [ 94.489601] ? refcount_error_report+0x1a4/0x202 [ 94.494353] ? u32_change+0x148f/0x31b8 [ 94.498325] ex_handler_refcount+0x10e/0x180 [ 94.502722] ? ex_handler_clear_fs+0xb0/0xb0 [ 94.507120] fixup_exception+0x90/0xcf [ 94.511006] do_trap+0x6a/0x250 [ 94.514276] ? do_error_trap+0x152/0x200 [ 94.518340] do_error_trap+0xd6/0x200 [ 94.522136] ? csum_partial_copy_generic+0x4b43/0x8520 [ 94.527452] do_invalid_op+0x36/0x40 [ 94.531162] ? csum_partial_copy_generic+0x4b43/0x8520 [ 94.536431] invalid_op+0x14/0x20 [ 94.539869] RIP: 0010:u32_change+0x148f/0x31b8 [ 94.544477] Code: 1f 3d ff ff ff 7f 40 0f 94 c7 40 08 f7 75 09 41 39 c4 0f 8d 40 ff ff ff 4c 8b a5 80 fe ff ff 45 89 f0 4d 89 fe e9 91 95 51 01 75 ff ff ff 4c 8b ad 40 ff ff ff 4d 85 ed 0f 84 b8 0a 00 00 49 [ 94.563470] RSP: 0018:ffff88808d137160 EFLAGS: 00010a12 [ 94.568829] RAX: 00000000c0000000 RBX: 1ffff11011a26e3b RCX: ffff88808ea24184 [ 94.576095] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88808ea24184 [ 94.583363] RBP: ffff88808d137348 R08: 0000000000000000 R09: ffffed1011d44830 [ 94.590628] R10: ffffed1011d44830 R11: ffff88808ea24187 R12: ffff88808ea24180 [ 94.597886] R13: ffff888099172300 R14: ffff88808ea24184 R15: 00000000c0000001 [ 94.605165] ? find_held_lock+0x36/0x1d0 [ 94.609232] ? u32_dump+0xe20/0xe20 [ 94.612861] ? tc_new_tfilter+0x12dd/0x1a90 [ 94.617169] ? lock_downgrade+0x7f0/0x7f0 [ 94.621315] ? kasan_check_write+0x14/0x20 [ 94.625553] ? lockdep_rtnl_is_held+0x15/0x20 [ 94.630046] tc_new_tfilter+0xcb4/0x1a90 [ 94.634103] ? kasan_check_read+0x11/0x20 [ 94.638242] ? tc_del_tfilter+0x12d0/0x12d0 [ 94.642575] ? mark_held_locks+0x130/0x130 [ 94.646799] ? __local_bh_enable_ip+0x160/0x260 [ 94.651460] ? __dev_queue_xmit+0x1251/0x2910 [ 94.655944] ? lockdep_hardirqs_on+0x421/0x5c0 [ 94.660510] ? __local_bh_enable_ip+0x160/0x260 [ 94.665285] ? __dev_queue_xmit+0x1228/0x2910 [ 94.669776] ? apparmor_cred_transfer+0x4f0/0x4f0 [ 94.674612] ? find_held_lock+0x36/0x1d0 [ 94.678675] ? tc_del_tfilter+0x12d0/0x12d0 [ 94.682983] ? kasan_check_read+0x11/0x20 [ 94.687129] ? tc_del_tfilter+0x12d0/0x12d0 [ 94.691446] rtnetlink_rcv_msg+0x636/0x8f0 [ 94.695677] ? rtnetlink_put_metrics+0x490/0x490 [ 94.700424] ? find_held_lock+0x36/0x1d0 [ 94.704485] netlink_rcv_skb+0x13c/0x380 [ 94.708531] ? lock_downgrade+0x7f0/0x7f0 [ 94.712671] ? rtnetlink_put_metrics+0x490/0x490 [ 94.717417] ? netlink_ack+0x970/0x970 [ 94.721299] ? netlink_deliver_tap+0x182/0xad0 [ 94.725887] rtnetlink_rcv+0x10/0x20 [ 94.729588] netlink_unicast+0x43d/0x640 [ 94.733646] ? netlink_attachskb+0x6c0/0x6c0 [ 94.738048] ? __check_object_size+0x1ea/0x31c [ 94.742621] netlink_sendmsg+0x765/0xc40 [ 94.746678] ? netlink_unicast+0x640/0x640 [ 94.750908] ? apparmor_socket_sendmsg+0x1b/0x20 [ 94.755687] ? netlink_unicast+0x640/0x640 [ 94.759914] sock_sendmsg+0xb5/0xf0 [ 94.764320] ___sys_sendmsg+0x28e/0x950 [ 94.768292] ? find_held_lock+0x36/0x1d0 [ 94.772353] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 94.777097] ? __fget+0x278/0x400 [ 94.780536] ? lock_downgrade+0x7f0/0x7f0 [ 94.784679] ? kasan_check_read+0x11/0x20 [ 94.788819] ? __fget+0x295/0x400 [ 94.792263] ? ksys_dup3+0x2e0/0x2e0 [ 94.795975] ? kasan_check_write+0x14/0x20 [ 94.800204] ? __fget_light+0x174/0x1e0 [ 94.804172] ? __fdget+0xe/0x10 [ 94.807446] ? sockfd_lookup_light+0x1c/0x150 [ 94.811959] __sys_sendmmsg+0x160/0x380 [ 94.815931] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 94.820252] ? kasan_check_write+0x14/0x20 [ 94.824580] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 94.829421] ? __sb_end_write+0xa4/0xd0 [ 94.833392] ? kasan_check_write+0x14/0x20 [ 94.837622] ? fput+0x18/0x120 [ 94.840803] ? ksys_write+0x157/0x1b0 [ 94.844603] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 94.849344] ? do_syscall_64+0x21/0x4d0 [ 94.853303] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 94.858670] __x64_sys_sendmmsg+0x98/0x100 [ 94.862896] do_syscall_64+0xd0/0x4d0 [ 94.866695] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 94.871873] RIP: 0033:0x45b349 [ 94.875060] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 94.893950] RSP: 002b:00007fd10ce71c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 94.901647] RAX: ffffffffffffffda RBX: 00007fd10ce726d4 RCX: 000000000045b349 [ 94.909134] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 94.916481] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 94.923738] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 94.931003] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 94.938278] CPU: 1 PID: 7803 Comm: syz-executor.4 Not tainted 5.0.0-rc7-syzkaller #0 [ 94.946163] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 94.955511] Call Trace: [ 94.958097] dump_stack+0x113/0x167 [ 94.961727] should_fail.cold.4+0x5/0x13 [ 94.965774] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 94.970891] ? lock_downgrade+0x7f0/0x7f0 [ 94.975039] ? ___might_sleep+0x16b/0x270 [ 94.979174] __should_failslab+0xba/0xf0 [ 94.983240] should_failslab+0x9/0x14 [ 94.987023] kmem_cache_alloc_node+0x270/0x730 [ 94.991589] ? kasan_check_write+0x14/0x20 [ 94.995922] __alloc_skb+0xa7/0x570 [ 94.999536] ? skb_trim+0x150/0x150 [ 95.003146] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 95.008076] ? aa_sk_perm+0x160/0x790 [ 95.011863] ? import_iovec+0xb8/0x200 [ 95.015738] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 95.021366] netlink_sendmsg+0x810/0xc40 [ 95.025414] ? netlink_unicast+0x640/0x640 [ 95.029643] ? apparmor_socket_sendmsg+0x1b/0x20 [ 95.034384] ? netlink_unicast+0x640/0x640 [ 95.038613] sock_sendmsg+0xb5/0xf0 [ 95.042222] ___sys_sendmsg+0x28e/0x950 [ 95.046179] ? find_held_lock+0x36/0x1d0 [ 95.050240] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 95.054984] ? mark_held_locks+0x130/0x130 [ 95.059213] ? lock_downgrade+0x7f0/0x7f0 [ 95.063361] ? kasan_check_read+0x11/0x20 [ 95.067497] ? find_held_lock+0x36/0x1d0 [ 95.071569] ? __might_fault+0xf1/0x1b0 [ 95.075536] __sys_sendmmsg+0x160/0x380 [ 95.079497] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 95.083816] ? kasan_check_write+0x14/0x20 [ 95.088038] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 95.092874] ? __sb_end_write+0xa4/0xd0 [ 95.096844] ? kasan_check_write+0x14/0x20 [ 95.101067] ? fput+0x18/0x120 [ 95.104245] ? ksys_write+0x157/0x1b0 [ 95.108041] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 95.112794] ? do_syscall_64+0x21/0x4d0 [ 95.116753] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 95.122099] __x64_sys_sendmmsg+0x98/0x100 [ 95.126319] do_syscall_64+0xd0/0x4d0 [ 95.130117] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 95.135290] RIP: 0033:0x45b349 [ 95.138481] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 95.157384] RSP: 002b:00007f4c63bcbc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 95.165081] RAX: ffffffffffffffda RBX: 00007f4c63bcc6d4 RCX: 000000000045b349 [ 95.172446] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000007 [ 95.179712] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 95.186975] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 95.194299] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 95.202983] Kernel Offset: disabled [ 95.206656] Rebooting in 86400 seconds..