[ 42.949693] audit: type=1400 audit(1580492168.937:39): avc: denied { create } for pid=6755 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 [ 43.231250] random: sshd: uninitialized urandom read (32 bytes read) [ 43.988463] random: sshd: uninitialized urandom read (32 bytes read) [ 44.199851] random: sshd: uninitialized urandom read (32 bytes read) Warning: Permanently added '10.128.0.106' (ECDSA) to the list of known hosts. 2020/01/31 17:36:16 parsed 1 programs 2020/01/31 17:36:17 executed programs: 0 [ 51.007296] audit: type=1400 audit(1580492177.037:40): avc: denied { map } for pid=6826 comm="syz-execprog" path="/root/syzkaller-shm630241236" 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 [ 51.057944] IPVS: ftp: loaded support on port[0] = 21 [ 51.836656] IPVS: ftp: loaded support on port[0] = 21 [ 51.878964] chnl_net:caif_netlink_parms(): no params data found [ 51.918379] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.925778] bridge0: port 1(bridge_slave_0) entered disabled state [ 51.932839] device bridge_slave_0 entered promiscuous mode [ 51.942626] IPVS: ftp: loaded support on port[0] = 21 [ 51.949271] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.956092] bridge0: port 2(bridge_slave_1) entered disabled state [ 51.963513] device bridge_slave_1 entered promiscuous mode [ 52.008974] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 52.020692] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 52.028571] chnl_net:caif_netlink_parms(): no params data found [ 52.056310] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 52.063674] team0: Port device team_slave_0 added [ 52.074527] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 52.081945] team0: Port device team_slave_1 added [ 52.095280] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 52.096304] IPVS: ftp: loaded support on port[0] = 21 [ 52.119387] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 52.133253] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.139797] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.146936] device bridge_slave_0 entered promiscuous mode [ 52.155457] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.162454] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.170858] device bridge_slave_1 entered promiscuous mode [ 52.252465] device hsr_slave_0 entered promiscuous mode [ 52.320360] device hsr_slave_1 entered promiscuous mode [ 52.366165] chnl_net:caif_netlink_parms(): no params data found [ 52.378346] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 52.385519] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 52.393112] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 52.402131] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 52.433800] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 52.442542] team0: Port device team_slave_0 added [ 52.455130] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 52.462517] team0: Port device team_slave_1 added [ 52.481017] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 52.493298] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.499726] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.507462] device bridge_slave_0 entered promiscuous mode [ 52.507580] IPVS: ftp: loaded support on port[0] = 21 [ 52.517167] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.525266] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.534325] device bridge_slave_1 entered promiscuous mode [ 52.540715] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 52.548890] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.555396] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.562335] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.568724] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.595419] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 52.606182] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 52.662958] device hsr_slave_0 entered promiscuous mode [ 52.710302] device hsr_slave_1 entered promiscuous mode [ 52.750627] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 52.765983] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 52.773272] team0: Port device team_slave_0 added [ 52.778669] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 52.793684] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 52.800844] team0: Port device team_slave_1 added [ 52.808034] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 52.815769] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 52.874016] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.880432] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.887073] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.893444] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.905856] chnl_net:caif_netlink_parms(): no params data found [ 52.963574] device hsr_slave_0 entered promiscuous mode [ 53.020365] device hsr_slave_1 entered promiscuous mode [ 53.085339] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 53.093223] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.101296] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.108448] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.115385] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.123048] IPVS: ftp: loaded support on port[0] = 21 [ 53.144564] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 53.176208] 8021q: adding VLAN 0 to HW filter on device bond0 [ 53.229498] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.236081] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.244037] device bridge_slave_0 entered promiscuous mode [ 53.251764] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 53.275240] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 53.282642] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.289325] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.297028] device bridge_slave_1 entered promiscuous mode [ 53.309433] chnl_net:caif_netlink_parms(): no params data found [ 53.334010] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 53.355847] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 53.364012] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 53.372166] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 53.393703] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 53.400663] 8021q: adding VLAN 0 to HW filter on device team0 [ 53.412989] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 53.422457] 8021q: adding VLAN 0 to HW filter on device bond0 [ 53.439878] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 53.447705] team0: Port device team_slave_0 added [ 53.466134] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 53.475720] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 53.483228] team0: Port device team_slave_1 added [ 53.488922] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.497813] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.506462] device bridge_slave_0 entered promiscuous mode [ 53.514157] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.520684] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.528657] device bridge_slave_1 entered promiscuous mode [ 53.541835] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 53.551681] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 53.560571] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.567932] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.578845] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 53.586486] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 53.594917] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 53.602491] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 53.623587] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 53.633131] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 53.641264] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 53.650171] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.656688] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.666292] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 53.681644] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 53.702358] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 53.711523] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 53.720927] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 53.772949] device hsr_slave_0 entered promiscuous mode [ 53.820395] device hsr_slave_1 entered promiscuous mode [ 53.863481] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 53.872337] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 53.879792] team0: Port device team_slave_0 added [ 53.886614] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 53.895013] team0: Port device team_slave_1 added [ 53.902870] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 53.913246] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 53.921558] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 53.929543] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 53.938668] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 53.959029] 8021q: adding VLAN 0 to HW filter on device bond0 [ 53.966627] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 53.995545] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 54.001839] 8021q: adding VLAN 0 to HW filter on device team0 [ 54.010941] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 54.062257] device hsr_slave_0 entered promiscuous mode [ 54.120307] device hsr_slave_1 entered promiscuous mode [ 54.171003] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 54.178578] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 54.188654] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 54.196909] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 54.228030] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 54.237241] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 54.245297] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 54.254183] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 54.262338] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.269173] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.276247] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 54.284466] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 54.297538] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 54.307169] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 54.318172] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 54.326125] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 54.334529] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 54.343049] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.349806] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.357327] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 54.365273] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 54.373614] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 54.382749] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 54.393561] chnl_net:caif_netlink_parms(): no params data found [ 54.414419] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 54.425472] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 54.432636] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 54.439822] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 54.447644] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 54.457262] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 54.466921] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 54.475918] 8021q: adding VLAN 0 to HW filter on device team0 [ 54.483784] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 54.492814] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 54.504429] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 54.510568] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 54.517875] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 54.527145] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 54.535124] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 54.544183] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 54.554138] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 54.578563] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 54.587236] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 54.596247] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 54.606573] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 54.625820] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.633375] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.641773] device bridge_slave_0 entered promiscuous mode [ 54.659106] 8021q: adding VLAN 0 to HW filter on device bond0 [ 54.668006] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 54.675803] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 54.684156] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 54.692248] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.699877] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.706992] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 54.714956] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 54.723847] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 54.734166] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 54.741791] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.748913] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.756632] device bridge_slave_1 entered promiscuous mode [ 54.769242] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 54.779078] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 54.787074] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 54.795756] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 54.803645] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.811325] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.821115] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 54.836857] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 54.846256] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 54.855869] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 54.868021] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 54.878407] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 54.887265] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 54.896058] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 54.903998] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 54.912276] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 54.920700] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 54.928629] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 54.939160] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 54.946172] 8021q: adding VLAN 0 to HW filter on device team0 [ 54.954803] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 54.964451] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 54.985176] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 54.998411] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 55.014195] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 55.023256] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 55.031881] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 55.039738] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 55.048287] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 55.056448] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 55.064496] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.070903] bridge0: port 1(bridge_slave_0) entered forwarding state [ 55.078620] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 55.088549] team0: Port device team_slave_0 added [ 55.095986] 8021q: adding VLAN 0 to HW filter on device bond0 [ 55.104882] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 55.112480] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 55.120788] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 55.130868] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 55.137286] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 55.145360] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 55.153472] team0: Port device team_slave_1 added [ 55.160181] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 55.169330] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 55.180664] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 55.189172] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 55.196062] 8021q: adding VLAN 0 to HW filter on device team0 [ 55.208672] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 55.219260] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 55.227871] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 55.239300] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 55.247379] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.254008] bridge0: port 2(bridge_slave_1) entered forwarding state [ 55.262362] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 55.270355] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 55.278252] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.285560] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.298296] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 55.307982] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 55.318704] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 55.332697] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 55.341807] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 55.349311] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 55.357170] [ 55.357172] ====================================================== [ 55.357174] WARNING: possible circular locking dependency detected [ 55.357178] 4.14.169-syzkaller #0 Not tainted [ 55.357179] ------------------------------------------------------ [ 55.357183] syz-executor.2/6880 is trying to acquire lock: [ 55.357184] (pmus_lock){+.+.}, at: [] perf_swevent_init+0x10c/0x430 [ 55.357197] [ 55.357197] but task is already holding lock: [ 55.357198] (&cpuctx_mutex/1){+.+.}, at: [] perf_event_ctx_lock_nested+0x109/0x250 [ 55.357206] [ 55.357206] which lock already depends on the new lock. [ 55.357206] [ 55.357207] [ 55.357207] the existing dependency chain (in reverse order) is: [ 55.357208] [ 55.357208] -> #2 (&cpuctx_mutex/1){+.+.}: [ 55.357218] lock_acquire+0x173/0x400 [ 55.357223] __mutex_lock+0xef/0x14c0 [ 55.357226] mutex_lock_nested+0x16/0x20 [ 55.357231] SYSC_perf_event_open+0x110d/0x21b0 [ 55.357234] SyS_perf_event_open+0x9/0x10 [ 55.357238] do_syscall_64+0x1c7/0x5b0 [ 55.357242] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 55.357245] [ 55.357245] -> #1 [ 55.361028] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 55.365186] (&cpuctx_mutex [ 55.373916] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 55.376000] ){+.+.} [ 55.384617] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 55.387943] : [ 55.397745] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 55.401991] lock_acquire+0x173/0x400 [ 55.401996] __mutex_lock+0xef/0x14c0 [ 55.401999] mutex_lock_nested+0x16/0x20 [ 55.402003] perf_event_init_cpu+0xb6/0x160 [ 55.402009] perf_event_init+0x2cd/0x301 [ 55.402013] start_kernel+0x365/0x642 [ 55.402016] x86_64_start_reservations+0x29/0x2b [ 55.402018] x86_64_start_kernel+0x76/0x79 [ 55.402022] secondary_startup_64+0xa5/0xb0 [ 55.402024] [ 55.402024] -> #0 (pmus_lock){+.+.}: [ 55.402032] __lock_acquire+0x2e94/0x4500 [ 55.402035] lock_acquire+0x173/0x400 [ 55.402037] __mutex_lock+0xef/0x14c0 [ 55.402039] mutex_lock_nested+0x16/0x20 [ 55.402042] perf_swevent_init+0x10c/0x430 [ 55.402044] perf_try_init_event+0xcf/0x1c0 [ 55.402045] perf_event_alloc+0xe0b/0x2220 [ 55.402048] SYSC_perf_event_open+0x447/0x21b0 [ 55.402050] SyS_perf_event_open+0x9/0x10 [ 55.402054] do_syscall_64+0x1c7/0x5b0 [ 55.402057] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 55.402062] [ 55.402062] other info that might help us debug this: [ 55.402062] [ 55.413975] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 55.419824] Chain exists of: [ 55.419824] pmus_lock [ 55.428833] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 55.433179] --> &cpuctx_mutex --> &cpuctx_mutex/1 [ 55.433179] [ 55.433187] Possible unsafe locking scenario: [ 55.433187] [ 55.433188] CPU0 CPU1 [ 55.433188] ---- ---- [ 55.433189] lock(&cpuctx_mutex/1); [ 55.433192] lock(&cpuctx_mutex); [ 55.433194] lock(&cpuctx_mutex/1); [ 55.433197] lock(pmus_lock); [ 55.433199] [ 55.433199] *** DEADLOCK *** [ 55.433199] [ 55.433203] 2 locks held by syz-executor.2/6880: [ 55.433203] #0: (&pmus_srcu){....}, at: [] perf_event_alloc+0xc71/0x2220 [ 55.433215] #1: (&cpuctx_mutex/1){+.+.}, at: [] perf_event_ctx_lock_nested+0x109/0x250 [ 55.433222] [ 55.433222] stack backtrace: [ 55.433227] CPU: 1 PID: 6880 Comm: syz-executor.2 Not tainted 4.14.169-syzkaller #0 [ 55.433229] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.433231] Call Trace: [ 55.433247] dump_stack+0xf7/0x13b [ 55.433253] print_circular_bug.isra.40.cold.67+0x1bd/0x27d [ 55.433258] ? save_trace+0xe0/0x290 [ 55.433262] __lock_acquire+0x2e94/0x4500 [ 55.433266] ? __lock_acquire+0x6a4/0x4500 [ 55.433273] ? trace_hardirqs_on+0x10/0x10 [ 55.433277] ? trace_hardirqs_off+0x10/0x10 [ 55.433280] ? trace_hardirqs_off+0x10/0x10 [ 55.433284] ? perf_swevent_init+0x10c/0x430 [ 55.433288] lock_acquire+0x173/0x400 [ 55.433291] ? perf_swevent_init+0x10c/0x430 [ 55.433294] ? perf_swevent_init+0x10c/0x430 [ 55.433297] ? perf_swevent_init+0x10c/0x430 [ 55.433302] __mutex_lock+0xef/0x14c0 [ 55.433304] ? perf_swevent_init+0x10c/0x430 [ 55.433307] ? __mutex_lock+0x541/0x14c0 [ 55.433310] ? trace_hardirqs_on+0x10/0x10 [ 55.433312] ? perf_swevent_init+0x10c/0x430 [ 55.433316] ? perf_event_ctx_lock_nested+0x109/0x250 [ 55.433319] ? mutex_lock_io_nested+0x1380/0x1380 [ 55.433321] ? mutex_lock_io_nested+0x1380/0x1380 [ 55.433325] ? find_held_lock+0x36/0x1d0 [ 55.433328] ? perf_event_ctx_lock_nested+0xdd/0x250 [ 55.433331] ? lock_downgrade+0x7f0/0x7f0 [ 55.433335] mutex_lock_nested+0x16/0x20 [ 55.433337] ? mutex_lock_nested+0x16/0x20 [ 55.433340] perf_swevent_init+0x10c/0x430 [ 55.433342] ? perf_event_ctx_lock_nested+0x109/0x250 [ 55.433345] perf_try_init_event+0xcf/0x1c0 [ 55.433347] perf_event_alloc+0xe0b/0x2220 [ 55.433353] SYSC_perf_event_open+0x447/0x21b0 [ 55.433358] ? kasan_check_read+0x11/0x20 [ 55.433364] ? _copy_to_user+0x91/0xb0 [ 55.433368] ? perf_event_set_output+0x400/0x400 [ 55.433375] ? do_syscall_64+0x4c/0x5b0 [ 55.433379] ? perf_bp_event+0x150/0x150 [ 55.433382] SyS_perf_event_open+0x9/0x10 [ 55.433385] do_syscall_64+0x1c7/0x5b0 [ 55.433388] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 55.433394] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 55.433397] RIP: 0033:0x459519 [ 55.433399] RSP: 002b:00007fb822b2dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000012a [ 55.433402] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 0000000000459519 [ 55.433405] RDX: 0000000000000000 RSI: ffffffffffffffff RDI: 0000000020000040 [ 55.433407] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 55.433409] R10: 0000000000000005 R11: 0000000000000246 R12: 00007fb822b2e6d4 [ 55.433411] R13: 00000000004c617d R14: 00000000004dae08 R15: 00000000ffffffff [ 55.953702] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 55.965005] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 55.972377] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 55.981549] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready 2020/01/31 17:36:22 executed programs: 6 [ 55.994633] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 56.002334] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 56.009968] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 56.017464] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 56.025011] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 56.032575] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 56.039962] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 56.047563] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 56.054967] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 56.064002] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 56.071965] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 56.079413] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.085817] bridge0: port 1(bridge_slave_0) entered forwarding state [ 56.092594] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 56.099905] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 56.107500] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 56.114416] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 56.121132] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 56.128764] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 56.134877] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 56.143470] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 56.152107] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 56.161175] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 56.169760] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 56.212634] device hsr_slave_0 entered promiscuous mode [ 56.250521] device hsr_slave_1 entered promiscuous mode [ 56.300217] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 56.307909] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 56.315491] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.321872] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.328997] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 56.339580] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 56.348435] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 56.361876] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 56.369105] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 56.376974] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 56.385806] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 56.401290] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 56.408871] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 56.417125] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 56.428984] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 56.436901] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 56.448381] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 56.461711] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 56.469280] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 56.477916] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 56.485629] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 56.494380] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 56.506112] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 56.513842] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 56.521469] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 56.528853] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 56.538927] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 56.550467] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 56.584914] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 56.595002] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 56.603429] 8021q: adding VLAN 0 to HW filter on device bond0 [ 56.616554] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 56.625725] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 56.632337] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 56.639295] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 56.649755] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 56.656909] 8021q: adding VLAN 0 to HW filter on device team0 [ 56.664729] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 56.672342] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 56.680532] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 56.688697] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.695083] bridge0: port 1(bridge_slave_0) entered forwarding state [ 56.703922] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 56.711697] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 56.718875] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 56.726555] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 56.734229] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.740588] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.752036] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 56.761477] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 56.768310] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 56.776567] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 56.789075] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 56.796825] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 56.807826] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 56.816040] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 56.825321] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 56.832593] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 56.840294] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 56.848929] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 56.856297] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 56.864304] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 56.873096] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 56.880590] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 56.887987] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 56.900829] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 56.906895] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 56.918532] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 56.927322] 8021q: adding VLAN 0 to HW filter on device batadv0 2020/01/31 17:36:27 executed programs: 86