[ 42.008416] random: cc1: uninitialized urandom read (8 bytes read) [ 42.590869] IPVS: ftp: loaded support on port[0] = 21 [ 43.694213] can: request_module (can-proto-0) failed. [ 43.703522] can: request_module (can-proto-0) failed. [ 43.862365] audit: type=1400 audit(1580731949.344:37): avc: denied { create } for pid=6788 comm="syz-fuzzer" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_crypto_socket permissive=1 [ 43.887057] audit: type=1400 audit(1580731949.344:38): avc: denied { create } for pid=6788 comm="syz-fuzzer" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 [ 43.911442] audit: type=1400 audit(1580731949.344:39): avc: denied { create } for pid=6788 comm="syz-fuzzer" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_netfilter_socket permissive=1 [ 44.157703] random: sshd: uninitialized urandom read (32 bytes read) [ 44.923540] random: sshd: uninitialized urandom read (32 bytes read) [ 45.109044] random: sshd: uninitialized urandom read (32 bytes read) Warning: Permanently added '10.128.10.51' (ECDSA) to the list of known hosts. 2020/02/03 12:12:37 parsed 1 programs 2020/02/03 12:12:37 executed programs: 0 [ 51.794288] audit: type=1400 audit(1580731957.274:40): avc: denied { map } for pid=6861 comm="syz-execprog" path="/root/syzkaller-shm370772482" dev="sda1" ino=16496 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:file_t:s0 tclass=file permissive=1 [ 52.120989] IPVS: ftp: loaded support on port[0] = 21 [ 52.894989] IPVS: ftp: loaded support on port[0] = 21 [ 52.935451] chnl_net:caif_netlink_parms(): no params data found [ 52.979759] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.986480] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.993960] device bridge_slave_0 entered promiscuous mode [ 52.994354] IPVS: ftp: loaded support on port[0] = 21 [ 53.001150] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.011293] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.018163] device bridge_slave_1 entered promiscuous mode [ 53.065530] chnl_net:caif_netlink_parms(): no params data found [ 53.081392] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 53.099217] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 53.120739] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 53.128271] team0: Port device team_slave_0 added [ 53.135560] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 53.142748] team0: Port device team_slave_1 added [ 53.149847] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 53.161924] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 53.174884] IPVS: ftp: loaded support on port[0] = 21 [ 53.180236] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.186655] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.193975] device bridge_slave_0 entered promiscuous mode [ 53.200716] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.207075] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.214121] device bridge_slave_1 entered promiscuous mode [ 53.272397] device hsr_slave_0 entered promiscuous mode [ 53.330390] device hsr_slave_1 entered promiscuous mode [ 53.403939] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 53.411098] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 53.423916] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 53.434586] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 53.493490] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 53.500600] team0: Port device team_slave_0 added [ 53.507566] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 53.515057] team0: Port device team_slave_1 added [ 53.523232] chnl_net:caif_netlink_parms(): no params data found [ 53.533943] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 53.544800] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 53.552477] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.558862] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.565687] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.572031] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.592639] IPVS: ftp: loaded support on port[0] = 21 [ 53.652124] device hsr_slave_0 entered promiscuous mode [ 53.690274] device hsr_slave_1 entered promiscuous mode [ 53.743201] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 53.772345] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.778727] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.786195] device bridge_slave_0 entered promiscuous mode [ 53.793322] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.799654] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.806686] device bridge_slave_1 entered promiscuous mode [ 53.812989] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 53.841755] chnl_net:caif_netlink_parms(): no params data found [ 53.854499] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 53.865289] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 53.895481] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.901911] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.908493] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.914863] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.923111] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 53.930842] team0: Port device team_slave_0 added [ 53.937825] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 53.945099] team0: Port device team_slave_1 added [ 53.967627] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.974119] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.981652] device bridge_slave_0 entered promiscuous mode [ 53.988070] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 53.995767] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 54.007884] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.014894] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.022357] device bridge_slave_1 entered promiscuous mode [ 54.024941] IPVS: ftp: loaded support on port[0] = 21 [ 54.034674] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.044119] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.051319] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.057910] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.103100] device hsr_slave_0 entered promiscuous mode [ 54.140548] device hsr_slave_1 entered promiscuous mode [ 54.205828] 8021q: adding VLAN 0 to HW filter on device bond0 [ 54.212816] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 54.221649] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 54.233710] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 54.242429] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 54.293674] chnl_net:caif_netlink_parms(): no params data found [ 54.312654] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 54.319634] team0: Port device team_slave_0 added [ 54.325446] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 54.345856] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 54.352999] team0: Port device team_slave_1 added [ 54.369590] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 54.379448] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 54.387961] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 54.396016] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 54.420626] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 54.428265] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 54.439754] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 54.446378] 8021q: adding VLAN 0 to HW filter on device team0 [ 54.453724] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.460630] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.467458] device bridge_slave_0 entered promiscuous mode [ 54.513337] device hsr_slave_0 entered promiscuous mode [ 54.552150] device hsr_slave_1 entered promiscuous mode [ 54.590638] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 54.599334] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 54.617359] 8021q: adding VLAN 0 to HW filter on device bond0 [ 54.624531] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 54.632322] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.638665] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.646165] device bridge_slave_1 entered promiscuous mode [ 54.664698] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 54.674191] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 54.682944] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 54.690741] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 54.698200] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.704580] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.714822] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 54.737715] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 54.745627] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 54.753404] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.759748] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.768151] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 54.783196] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 54.790485] team0: Port device team_slave_0 added [ 54.796322] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 54.804979] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 54.814666] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 54.822322] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 54.829187] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 54.837728] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 54.848205] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 54.855657] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 54.863210] team0: Port device team_slave_1 added [ 54.869014] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 54.878061] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 54.884420] 8021q: adding VLAN 0 to HW filter on device team0 [ 54.894302] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 54.901953] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 54.909528] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 54.917221] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 54.925172] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 54.939688] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 54.948365] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 54.960172] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 54.969745] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 55.014105] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 55.022182] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 55.029721] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 55.037682] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 55.045457] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.051834] bridge0: port 1(bridge_slave_0) entered forwarding state [ 55.058787] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 55.067030] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 55.074695] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.081048] bridge0: port 2(bridge_slave_1) entered forwarding state [ 55.090818] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 55.152054] device hsr_slave_0 entered promiscuous mode [ 55.200400] device hsr_slave_1 entered promiscuous mode [ 55.245172] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 55.252961] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 55.262573] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 55.272182] 8021q: adding VLAN 0 to HW filter on device bond0 [ 55.282022] chnl_net:caif_netlink_parms(): no params data found [ 55.294830] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 55.302597] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 55.310597] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 55.319222] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 55.327598] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 55.336461] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 55.349839] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 55.359285] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 55.367299] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.374346] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.383170] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 55.394987] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 55.401950] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 55.415323] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 55.422835] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 55.432695] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 55.440733] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 55.448472] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 55.457248] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 55.463633] 8021q: adding VLAN 0 to HW filter on device team0 [ 55.487730] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.494580] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.501942] device bridge_slave_0 entered promiscuous mode [ 55.511884] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.518351] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.525968] device bridge_slave_1 entered promiscuous mode [ 55.532836] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 55.542550] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 55.557489] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 55.574011] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 55.581544] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 55.589337] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 55.597255] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.603734] bridge0: port 1(bridge_slave_0) entered forwarding state [ 55.611282] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 55.618979] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 55.626670] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.633057] bridge0: port 2(bridge_slave_1) entered forwarding state [ 55.639909] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 55.647558] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 55.655204] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 55.674521] 8021q: adding VLAN 0 to HW filter on device bond0 [ 55.688703] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 55.698033] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 55.709276] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 55.717728] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 55.726858] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 55.736165] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 55.745577] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 55.753471] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.763081] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.771082] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 55.788812] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 55.795992] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 55.804165] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 55.812761] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 55.825625] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 55.833485] team0: Port device team_slave_0 added [ 55.839280] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 55.846969] team0: Port device team_slave_1 added [ 55.854422] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 55.865300] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 55.871874] 8021q: adding VLAN 0 to HW filter on device team0 [ 55.878122] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 55.886451] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 55.896213] 8021q: adding VLAN 0 to HW filter on device bond0 [ 55.905234] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 55.912417] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 55.922549] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 55.930287] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 55.937774] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 55.945846] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 55.953508] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 55.961548] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 55.970368] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 55.977891] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.984265] bridge0: port 1(bridge_slave_0) entered forwarding state [ 55.991165] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 55.998022] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 56.005368] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 56.018776] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 56.032540] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 56.041456] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 56.047535] 8021q: adding VLAN 0 to HW filter on device team0 [ 56.061697] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 56.067746] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 56.075167] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 56.083539] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 56.091307] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 56.098173] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 56.107918] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 56.118054] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 56.173352] device hsr_slave_0 entered promiscuous mode [ 56.210441] device hsr_slave_1 entered promiscuous mode [ 56.251767] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 56.270531] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 56.285969] 8021q: adding VLAN 0 to HW filter on device batadv0 2020/02/03 12:12:42 executed programs: 6 [ 56.956621] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 56.980733] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 56.988861] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.995274] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.006578] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 57.014271] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 57.026181] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 57.034021] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 57.046061] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.053755] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.066771] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 57.086428] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 57.094833] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 57.108962] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 57.119845] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 57.135029] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 57.146281] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 57.159287] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 57.173879] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 57.185470] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 57.197236] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 57.209412] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 57.224540] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 57.248878] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 57.265284] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 57.799986] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 57.808659] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 57.827242] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 57.835293] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 57.847527] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 57.855732] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 57.867739] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.874324] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.886361] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 57.894275] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 57.906310] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 57.925305] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 57.945266] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 57.953412] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 57.965606] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 57.973511] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 57.989493] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 163.000038] INFO: rcu_sched self-detected stall on CPU [ 163.005407] 1-...: (10499 ticks this GP) idle=8ee/140000000000001/0 softirq=10996/10997 fqs=0 [ 163.014243] (t=10500 jiffies g=761 c=760 q=3) [ 163.019032] rcu_sched kthread starved for 10500 jiffies! g761 c760 f0x0 RCU_GP_WAIT_FQS(3) ->state=0x0 ->cpu=1 [ 163.029186] rcu_sched R running task 29832 9 2 0x80000000 [ 163.036828] Call Trace: [ 163.039419] __schedule+0x780/0x1d20 [ 163.043447] ? pci_mmcfg_check_reserved+0x120/0x120 [ 163.049168] ? __lock_is_held+0xb5/0x140 [ 163.053245] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 163.058387] schedule+0x7f/0x1b0 [ 163.061764] schedule_timeout+0x40c/0xcc0 [ 163.065921] ? usleep_range+0x120/0x120 [ 163.069897] ? prepare_to_swait+0xe5/0x130 [ 163.074224] ? call_timer_fn+0x570/0x570 [ 163.079173] rcu_gp_kthread+0xbbf/0x1e00 [ 163.083243] ? force_qs_rnp+0x4d0/0x4d0 [ 163.087367] kthread+0x338/0x400 [ 163.090931] ? force_qs_rnp+0x4d0/0x4d0 [ 163.094997] ? kthread_create_on_node+0xa0/0xa0 [ 163.099671] ret_from_fork+0x24/0x30 [ 163.103543] NMI backtrace for cpu 1 [ 163.107602] CPU: 1 PID: 6936 Comm: syz-executor.5 Not tainted 4.14.169-syzkaller #0 [ 163.115535] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 163.125097] Call Trace: [ 163.127679] [ 163.129842] dump_stack+0xf7/0x13b [ 163.133383] nmi_cpu_backtrace.cold.4+0x3e/0x76 [ 163.138057] ? irq_force_complete_move.cold.16+0x64/0x64 [ 163.143529] nmi_trigger_cpumask_backtrace+0xe5/0x119 [ 163.148718] arch_trigger_cpumask_backtrace+0x14/0x20 [ 163.153912] rcu_dump_cpu_stacks+0x172/0x1bf [ 163.158336] ? wake_up_process+0x10/0x20 [ 163.162458] rcu_check_callbacks.cold.77+0x415/0xcfa [ 163.167571] update_process_times+0x2a/0x60 [ 163.171886] tick_sched_handle+0x7b/0x140 [ 163.176054] tick_sched_timer+0x34/0xf0 [ 163.180029] ? tick_sched_do_timer+0xc0/0xc0 [ 163.184439] __hrtimer_run_queues+0x297/0xaf0 [ 163.189331] ? lock_downgrade+0x7f0/0x7f0 [ 163.193569] ? hrtimer_start_range_ns+0x1070/0x1070 [ 163.198591] ? ktime_get_update_offsets_now+0x141/0x370 [ 163.203971] hrtimer_interrupt+0x1ae/0x600 [ 163.208210] ? __lock_is_held+0xb5/0x140 [ 163.212279] smp_apic_timer_interrupt+0x11f/0x5d0 [ 163.217124] apic_timer_interrupt+0x96/0xa0 [ 163.221559] [ 163.223792] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 163.228807] RSP: 0018:ffff8880744c7080 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff10 [ 163.236571] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 0000000000000000 [ 163.244027] RDX: 1ffffffff0f22d39 RSI: ffffffff87991020 RDI: 0000000000000282 [ 163.251424] RBP: ffff8880744c70a0 R08: ffff8880a56d8ac8 R09: 0000000000000000 [ 163.258788] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8880a56d8200 [ 163.266054] R13: 0000000000000000 R14: 0000000000000565 R15: ffff888075c499d8 [ 163.273349] ___might_sleep+0x1fe/0x2a0 [ 163.277353] __might_sleep+0x93/0xb0 [ 163.281075] __getblk_gfp+0x3a/0x5f0 [ 163.284796] ? __ext4_handle_dirty_metadata+0x244/0x4c0 [ 163.290181] ? do_raw_spin_unlock+0x16a/0x250 [ 163.294675] __ext4_get_inode_loc+0x32b/0xe30 [ 163.299183] ext4_reserve_inode_write+0xd7/0x220 [ 163.303954] ext4_mark_inode_dirty+0x12b/0x7b0 [ 163.308535] ? ext4_expand_extra_isize+0x470/0x470 [ 163.313491] ? ext4_journal_check_start+0x1d/0x1a0 [ 163.318521] ? __ext4_journal_start_sb+0x55/0x3b0 [ 163.323459] ? ext4_dirty_inode+0x48/0x90 [ 163.327781] ext4_dirty_inode+0x63/0x90 [ 163.331760] __mark_inode_dirty+0x542/0xe80 [ 163.336196] ? block_write_end+0x2e/0xf0 [ 163.340258] ? __lock_is_held+0xb5/0x140 [ 163.344426] generic_write_end+0x162/0x220 [ 163.348668] ext4_da_write_end+0x2d6/0x9e0 [ 163.352923] ? iov_iter_copy_from_user_atomic+0x206/0x900 [ 163.358470] generic_perform_write+0x318/0x450 [ 163.363103] ? page_endio+0x410/0x410 [ 163.366905] ? file_update_time+0xde/0x360 [ 163.371252] ? unwind_get_return_address+0x61/0xa0 [ 163.376288] ? current_time+0xa0/0xa0 [ 163.380092] ? lock_acquire+0x173/0x400 [ 163.384104] ? ext4_file_write_iter+0x1da/0xe70 [ 163.388884] __generic_file_write_iter+0x201/0x580 [ 163.393824] ext4_file_write_iter+0x279/0xe70 [ 163.398334] ? __lock_is_held+0xb5/0x140 [ 163.402524] ? splice_direct_to_actor+0x27c/0x750 [ 163.407368] ? ext4_file_mmap+0x260/0x260 [ 163.411519] ? __might_sleep+0x93/0xb0 [ 163.415421] do_iter_readv_writev+0x460/0x900 [ 163.419912] ? selinux_file_permission+0x31f/0x3e0 [ 163.424939] ? vfs_dedupe_file_range+0x800/0x800 [ 163.429720] ? rw_verify_area+0xb8/0x2b0 [ 163.433786] do_iter_write+0x12b/0x520 [ 163.437675] ? rcu_read_lock_sched_held+0x108/0x120 [ 163.442837] ? __kmalloc+0x36d/0x7b0 [ 163.446637] vfs_iter_write+0x5b/0xb0 [ 163.450547] iter_file_splice_write+0x540/0xc20 [ 163.455247] ? default_file_splice_read+0x820/0x820 [ 163.460266] ? selinux_file_permission+0x31f/0x3e0 [ 163.465210] ? rw_verify_area+0xb8/0x2b0 [ 163.469275] direct_splice_actor+0x104/0x1c0 [ 163.473687] splice_direct_to_actor+0x27c/0x750 [ 163.478356] ? __inode_security_revalidate+0xd3/0x100 [ 163.483564] ? pipe_to_sendpage+0x420/0x420 [ 163.487891] ? do_splice_to+0x120/0x120 [ 163.491871] ? rw_verify_area+0xb8/0x2b0 [ 163.495949] do_splice_direct+0x144/0x250 [ 163.500097] ? splice_direct_to_actor+0x750/0x750 [ 163.505030] ? __sb_start_write+0x1f3/0x2a0 [ 163.509365] do_sendfile+0x463/0xd00 [ 163.513084] ? do_compat_pwritev64+0x180/0x180 [ 163.517670] ? kasan_check_write+0x14/0x20 [ 163.522018] SyS_sendfile64+0x97/0x110 [ 163.525900] ? SyS_sendfile+0x120/0x120 [ 163.529872] ? do_syscall_64+0x4c/0x5b0 [ 163.533890] ? SyS_sendfile+0x120/0x120 [ 163.537864] do_syscall_64+0x1c7/0x5b0 [ 163.541844] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 163.546683] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 163.551874] RIP: 0033:0x459519 [ 163.555058] RSP: 002b:00007fb781f8ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 [ 163.562789] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000000459519 [ 163.570163] RDX: 0000000020000000 RSI: 0000000000000003 RDI: 0000000000000003 [ 163.577535] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 163.584808] R10: 00008080fffffffe R11: 0000000000000246 R12: 00007fb781f8b6d4 [ 163.592076] R13: 00000000004c6af0 R14: 00000000004dbd68 R15: 00000000ffffffff [ 163.599591] INFO: rcu_preempt detected stalls on CPUs/tasks: [ 163.605513] (detected by 1, t=10559 jiffies, g=1322, c=1321, q=292) [ 163.612018] All QSes seen, last rcu_preempt kthread activity 10559 (4294953655-4294943096), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 163.624240] syz-executor.5 R running task 27000 6936 6884 0x00000008 [ 163.631636] Call Trace: [ 163.634213] [ 163.636668] sched_show_task.cold.89+0x2e1/0x342 [ 163.641450] rcu_check_callbacks.cold.77+0xc96/0xcfa [ 163.646570] update_process_times+0x2a/0x60 [ 163.650901] tick_sched_handle+0x7b/0x140 [ 163.655071] tick_sched_timer+0x34/0xf0 [ 163.659040] ? tick_sched_do_timer+0xc0/0xc0 [ 163.663577] __hrtimer_run_queues+0x297/0xaf0 [ 163.668081] ? lock_downgrade+0x7f0/0x7f0 [ 163.672236] ? hrtimer_start_range_ns+0x1070/0x1070 [ 163.677252] ? ktime_get_update_offsets_now+0x141/0x370 [ 163.682619] hrtimer_interrupt+0x1ae/0x600 [ 163.686852] ? __lock_is_held+0xb5/0x140 [ 163.690915] smp_apic_timer_interrupt+0x11f/0x5d0 [ 163.695762] apic_timer_interrupt+0x96/0xa0 [ 163.700071] [ 163.702305] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 163.707317] RSP: 0018:ffff8880744c7080 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff10 [ 163.715030] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 0000000000000000 [ 163.722297] RDX: 1ffffffff0f22d39 RSI: ffffffff87991020 RDI: 0000000000000282 [ 163.729703] RBP: ffff8880744c70a0 R08: ffff8880a56d8ac8 R09: 0000000000000000 [ 163.736975] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8880a56d8200 [ 163.744399] R13: 0000000000000000 R14: 0000000000000565 R15: ffff888075c499d8 [ 163.751695] ___might_sleep+0x1fe/0x2a0 [ 163.755677] __might_sleep+0x93/0xb0 [ 163.759392] __getblk_gfp+0x3a/0x5f0 [ 163.763449] ? __ext4_handle_dirty_metadata+0x244/0x4c0 [ 163.768820] ? do_raw_spin_unlock+0x16a/0x250 [ 163.773316] __ext4_get_inode_loc+0x32b/0xe30 [ 163.777825] ext4_reserve_inode_write+0xd7/0x220 [ 163.782730] ext4_mark_inode_dirty+0x12b/0x7b0 [ 163.787320] ? ext4_expand_extra_isize+0x470/0x470 [ 163.792258] ? ext4_journal_check_start+0x1d/0x1a0 [ 163.797198] ? __ext4_journal_start_sb+0x55/0x3b0 [ 163.802068] ? ext4_dirty_inode+0x48/0x90 [ 163.806222] ext4_dirty_inode+0x63/0x90 [ 163.810196] __mark_inode_dirty+0x542/0xe80 [ 163.814516] ? block_write_end+0x2e/0xf0 [ 163.818718] ? __lock_is_held+0xb5/0x140 [ 163.822787] generic_write_end+0x162/0x220 [ 163.827139] ext4_da_write_end+0x2d6/0x9e0 [ 163.831381] ? iov_iter_copy_from_user_atomic+0x206/0x900 [ 163.836927] generic_perform_write+0x318/0x450 [ 163.841522] ? page_endio+0x410/0x410 [ 163.845319] ? file_update_time+0xde/0x360 [ 163.849580] ? unwind_get_return_address+0x61/0xa0 [ 163.854514] ? current_time+0xa0/0xa0 [ 163.859306] ? lock_acquire+0x173/0x400 [ 163.863388] ? ext4_file_write_iter+0x1da/0xe70 [ 163.868058] __generic_file_write_iter+0x201/0x580 [ 163.873119] ext4_file_write_iter+0x279/0xe70 [ 163.877621] ? __lock_is_held+0xb5/0x140 [ 163.881682] ? splice_direct_to_actor+0x27c/0x750 [ 163.886534] ? ext4_file_mmap+0x260/0x260 [ 163.894111] ? __might_sleep+0x93/0xb0 [ 163.898009] do_iter_readv_writev+0x460/0x900 [ 163.902507] ? selinux_file_permission+0x31f/0x3e0 [ 163.907455] ? vfs_dedupe_file_range+0x800/0x800 [ 163.912362] ? rw_verify_area+0xb8/0x2b0 [ 163.916566] do_iter_write+0x12b/0x520 [ 163.920724] ? rcu_read_lock_sched_held+0x108/0x120 [ 163.925850] ? __kmalloc+0x36d/0x7b0 [ 163.929581] vfs_iter_write+0x5b/0xb0 [ 163.933386] iter_file_splice_write+0x540/0xc20 [ 163.938071] ? default_file_splice_read+0x820/0x820 [ 163.943190] ? selinux_file_permission+0x31f/0x3e0 [ 163.948127] ? rw_verify_area+0xb8/0x2b0 [ 163.952199] direct_splice_actor+0x104/0x1c0 [ 163.956616] splice_direct_to_actor+0x27c/0x750 [ 163.961294] ? __inode_security_revalidate+0xd3/0x100 [ 163.966487] ? pipe_to_sendpage+0x420/0x420 [ 163.971045] ? do_splice_to+0x120/0x120 [ 163.975021] ? rw_verify_area+0xb8/0x2b0 [ 163.979210] do_splice_direct+0x144/0x250 [ 163.983462] ? splice_direct_to_actor+0x750/0x750 [ 163.988301] ? __sb_start_write+0x1f3/0x2a0 [ 163.992627] do_sendfile+0x463/0xd00 [ 163.996358] ? do_compat_pwritev64+0x180/0x180 [ 164.000948] ? kasan_check_write+0x14/0x20 [ 164.005188] SyS_sendfile64+0x97/0x110 [ 164.009078] ? SyS_sendfile+0x120/0x120 [ 164.013057] ? do_syscall_64+0x4c/0x5b0 [ 164.017035] ? SyS_sendfile+0x120/0x120 [ 164.021762] do_syscall_64+0x1c7/0x5b0 [ 164.025649] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 164.030499] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 164.035683] RIP: 0033:0x459519 [ 164.038886] RSP: 002b:00007fb781f8ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 [ 164.046601] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000000459519 [ 164.053983] RDX: 0000000020000000 RSI: 0000000000000003 RDI: 0000000000000003 [ 164.061251] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 164.068524] R10: 00008080fffffffe R11: 0000000000000246 R12: 00007fb781f8b6d4 [ 164.075798] R13: 00000000004c6af0 R14: 00000000004dbd68 R15: 00000000ffffffff [ 164.083090] rcu_preempt kthread starved for 10559 jiffies! g1322 c1321 f0x2 RCU_GP_WAIT_FQS(3) ->state=0x0 ->cpu=1 [ 164.093578] rcu_preempt R running task 29720 8 2 0x80000000 [ 164.100782] Call Trace: [ 164.103374] __schedule+0x780/0x1d20 [ 164.107096] ? pci_mmcfg_check_reserved+0x120/0x120 [ 164.112117] ? __lock_is_held+0xb5/0x140 [ 164.116192] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 164.121559] schedule+0x7f/0x1b0 [ 164.125024] schedule_timeout+0x40c/0xcc0 [ 164.129301] ? usleep_range+0x120/0x120 [ 164.133279] ? prepare_to_swait+0xe5/0x130 [ 164.137523] ? call_timer_fn+0x570/0x570 [ 164.141603] rcu_gp_kthread+0xbbf/0x1e00 [ 164.145682] ? force_qs_rnp+0x4d0/0x4d0 [ 164.149663] kthread+0x338/0x400 [ 164.153036] ? force_qs_rnp+0x4d0/0x4d0 [ 164.157014] ? kthread_create_on_node+0xa0/0xa0 [ 164.161687] ret_from_fork+0x24/0x30