Warning: Permanently added '10.128.10.13' (ECDSA) to the list of known hosts. 2021/03/12 11:24:27 parsed 1 programs 2021/03/12 11:24:27 executed programs: 0 [ 35.990170] IPVS: ftp: loaded support on port[0] = 21 [ 36.530920] IPVS: ftp: loaded support on port[0] = 21 [ 36.590291] chnl_net:caif_netlink_parms(): no params data found [ 36.619099] IPVS: ftp: loaded support on port[0] = 21 [ 36.640856] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.648301] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.655966] device bridge_slave_0 entered promiscuous mode [ 36.665631] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.672401] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.680311] device bridge_slave_1 entered promiscuous mode [ 36.702724] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 36.714072] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 36.738369] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 36.746165] team0: Port device team_slave_0 added [ 36.759262] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 36.766523] team0: Port device team_slave_1 added [ 36.787305] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 36.811873] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 36.823884] IPVS: ftp: loaded support on port[0] = 21 [ 36.885364] device hsr_slave_0 entered promiscuous mode [ 36.922817] device hsr_slave_1 entered promiscuous mode [ 36.962780] chnl_net:caif_netlink_parms(): no params data found [ 36.989438] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 36.996609] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 37.034430] chnl_net:caif_netlink_parms(): no params data found [ 37.077649] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.084558] bridge0: port 2(bridge_slave_1) entered forwarding state [ 37.091853] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.098856] bridge0: port 1(bridge_slave_0) entered forwarding state [ 37.107681] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.114924] bridge0: port 1(bridge_slave_0) entered disabled state [ 37.121972] device bridge_slave_0 entered promiscuous mode [ 37.129490] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.135929] bridge0: port 2(bridge_slave_1) entered disabled state [ 37.143303] device bridge_slave_1 entered promiscuous mode [ 37.161103] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 37.188449] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.195028] bridge0: port 1(bridge_slave_0) entered disabled state [ 37.202020] device bridge_slave_0 entered promiscuous mode [ 37.209695] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 37.226638] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.233386] bridge0: port 2(bridge_slave_1) entered disabled state [ 37.240662] device bridge_slave_1 entered promiscuous mode [ 37.257425] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 37.266075] team0: Port device team_slave_0 added [ 37.285551] IPVS: ftp: loaded support on port[0] = 21 [ 37.301574] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 37.310563] team0: Port device team_slave_1 added [ 37.317425] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 37.370056] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 37.379109] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 37.401728] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 37.409456] team0: Port device team_slave_0 added [ 37.416024] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 37.433464] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 37.441308] team0: Port device team_slave_1 added [ 37.452051] chnl_net:caif_netlink_parms(): no params data found [ 37.470738] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 37.478564] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 37.544823] device hsr_slave_0 entered promiscuous mode [ 37.592571] device hsr_slave_1 entered promiscuous mode [ 37.644282] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 37.654644] bridge0: port 1(bridge_slave_0) entered disabled state [ 37.672422] bridge0: port 2(bridge_slave_1) entered disabled state [ 37.694393] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 37.725114] IPVS: ftp: loaded support on port[0] = 21 [ 37.737883] 8021q: adding VLAN 0 to HW filter on device bond0 [ 37.785332] device hsr_slave_0 entered promiscuous mode [ 37.822488] device hsr_slave_1 entered promiscuous mode [ 37.867706] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.874665] bridge0: port 1(bridge_slave_0) entered disabled state [ 37.881674] device bridge_slave_0 entered promiscuous mode [ 37.889312] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.896593] bridge0: port 2(bridge_slave_1) entered disabled state [ 37.903952] device bridge_slave_1 entered promiscuous mode [ 37.918396] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 37.927997] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 37.945622] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 37.956078] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 37.965012] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 37.973341] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 37.981330] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 37.990635] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 37.998780] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 38.015035] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 38.021359] 8021q: adding VLAN 0 to HW filter on device team0 [ 38.053324] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 38.063776] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 38.073511] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 38.081360] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.088492] bridge0: port 1(bridge_slave_0) entered forwarding state [ 38.096155] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 38.103762] team0: Port device team_slave_0 added [ 38.148099] chnl_net:caif_netlink_parms(): no params data found [ 38.164824] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 38.172685] team0: Port device team_slave_1 added [ 38.179295] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 38.187866] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 38.217183] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 38.226237] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 38.264401] device hsr_slave_0 entered promiscuous mode [ 38.302353] device hsr_slave_1 entered promiscuous mode [ 38.373271] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 38.382726] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 38.390799] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.397378] bridge0: port 2(bridge_slave_1) entered forwarding state [ 38.406496] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 38.417450] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 38.424768] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 38.442368] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 38.461953] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.468579] bridge0: port 1(bridge_slave_0) entered disabled state [ 38.476169] device bridge_slave_0 entered promiscuous mode [ 38.485062] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.491625] bridge0: port 2(bridge_slave_1) entered disabled state [ 38.499226] device bridge_slave_1 entered promiscuous mode [ 38.515696] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 38.553059] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 38.568991] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 38.577757] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 38.592715] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 38.620087] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 38.633634] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 38.641083] team0: Port device team_slave_0 added [ 38.649349] 8021q: adding VLAN 0 to HW filter on device bond0 [ 38.660293] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 38.668840] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 38.677507] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 38.694909] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 38.702840] team0: Port device team_slave_1 added [ 38.708748] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 38.717719] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 38.728094] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 38.735143] chnl_net:caif_netlink_parms(): no params data found [ 38.745918] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 38.760575] 8021q: adding VLAN 0 to HW filter on device bond0 [ 38.787398] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 38.795662] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 38.807313] 8021q: adding VLAN 0 to HW filter on device bond0 [ 38.815735] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 38.824548] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 38.864251] device hsr_slave_0 entered promiscuous mode [ 38.902824] device hsr_slave_1 entered promiscuous mode [ 38.933357] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 38.943362] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 38.951573] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 38.959229] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 38.967357] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 38.974692] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 38.982999] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 38.990722] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 38.998646] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 39.020384] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.027762] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.035327] device bridge_slave_0 entered promiscuous mode [ 39.042220] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 39.050056] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 39.059643] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 39.066840] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 39.074537] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 39.081058] 8021q: adding VLAN 0 to HW filter on device team0 [ 39.087946] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.094960] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.102767] device bridge_slave_1 entered promiscuous mode [ 39.110136] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 39.116781] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 39.125061] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 39.132196] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 39.139220] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 39.146511] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 39.155150] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 39.162152] 8021q: adding VLAN 0 to HW filter on device team0 [ 39.170109] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 39.176837] 8021q: adding VLAN 0 to HW filter on device team0 [ 39.185100] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 39.208467] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 39.218062] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 39.228652] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 39.237630] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 39.245431] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 39.253762] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 39.261463] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.268198] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.276613] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 39.284718] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 39.293130] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.299693] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.306828] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 39.314895] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 39.323037] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.329727] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.341110] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 39.350180] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 39.359040] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 39.374457] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 39.382045] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 39.389053] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 39.396722] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 39.403895] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 39.412505] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 39.420215] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.426710] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.434657] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 39.443087] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 39.450927] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.457344] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.480926] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 39.490669] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 39.502829] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 39.510000] team0: Port device team_slave_0 added [ 39.516346] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 39.524851] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 39.532788] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.539507] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.546615] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 39.557615] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 39.565569] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 39.574653] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 39.584102] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 39.592175] team0: Port device team_slave_1 added [ 39.597613] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 39.605777] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 39.613813] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 39.624188] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 39.637026] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 39.644957] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 39.659661] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 39.667357] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 39.675612] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 39.683798] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 39.697427] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 39.706691] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 39.723584] 8021q: adding VLAN 0 to HW filter on device bond0 [ 39.730905] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 39.739800] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 39.748963] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 39.756863] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 39.765635] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 39.776228] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 39.785249] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 39.795143] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 39.833720] device hsr_slave_0 entered promiscuous mode [ 39.860367] [ 39.862023] ====================================================== [ 39.868621] WARNING: possible circular locking dependency detected [ 39.875226] 4.14.225-syzkaller #0 Not tainted [ 39.880308] ------------------------------------------------------ [ 39.886632] syz-executor.2/6423 is trying to acquire lock: [ 39.892236] (&event->child_mutex){+.+.}, at: [] perf_read+0x2aa/0x860 [ 39.900710] [ 39.900710] but task is already holding lock: [ 39.906659] (&cpuctx_mutex){+.+.}, at: [] perf_event_ctx_lock_nested+0x109/0x250 [ 39.916233] [ 39.916233] which lock already depends on the new lock. [ 39.916233] [ 39.925346] [ 39.925346] the existing dependency chain (in reverse order) is: [ 39.933211] [ 39.933211] -> #5 (&cpuctx_mutex){+.+.}: [ 39.938995] lock_acquire+0x173/0x400 [ 39.943558] __mutex_lock+0xef/0x14b0 [ 39.947869] mutex_lock_nested+0x16/0x20 [ 39.952692] perf_event_init_cpu+0xb6/0x160 [ 39.957515] perf_event_init+0x2c9/0x2fd [ 39.962093] start_kernel+0x363/0x525 [ 39.966593] x86_64_start_reservations+0x29/0x2b [ 39.971847] x86_64_start_kernel+0x76/0x79 [ 39.976588] secondary_startup_64+0xa5/0xb0 [ 39.981698] [ 39.981698] -> #4 (pmus_lock){+.+.}: [ 39.987070] lock_acquire+0x173/0x400 [ 39.991531] __mutex_lock+0xef/0x14b0 [ 39.996311] mutex_lock_nested+0x16/0x20 [ 40.000901] perf_event_init_cpu+0x2a/0x160 [ 40.005739] cpuhp_invoke_callback+0x191/0x1610 [ 40.010914] _cpu_up+0x21e/0x540 [ 40.015040] do_cpu_up+0xf1/0x110 [ 40.018992] cpu_up+0xe/0x10 [ 40.022534] smp_init+0x69/0x10c [ 40.026507] kernel_init_freeable+0x2d2/0x4b6 [ 40.031691] kernel_init+0xc/0x105 [ 40.035881] ret_from_fork+0x24/0x30 [ 40.040209] [ 40.040209] -> #3 (cpu_hotplug_lock.rw_sem){++++}: [ 40.046689] lock_acquire+0x173/0x400 [ 40.051255] cpus_read_lock+0x38/0xa0 [ 40.055656] static_key_slow_inc+0xd/0x20 [ 40.060480] tracepoint_probe_register_prio+0x681/0x9b0 [ 40.066340] tracepoint_probe_register+0xe/0x10 [ 40.071696] trace_event_reg+0x14d/0x340 [ 40.077702] perf_trace_init+0x3ce/0x9d0 [ 40.082459] perf_tp_event_init+0x68/0xd0 [ 40.087339] perf_try_init_event+0x138/0x1c0 [ 40.092604] perf_event_alloc+0xe0f/0x2350 [ 40.098102] SYSC_perf_event_open+0x447/0x21b0 [ 40.104442] SyS_perf_event_open+0x9/0x10 [ 40.109196] do_syscall_64+0x1c7/0x5b0 [ 40.113712] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 40.119834] [ 40.119834] -> #2 (tracepoints_mutex){+.+.}: [ 40.125969] lock_acquire+0x173/0x400 [ 40.130271] __mutex_lock+0xef/0x14b0 [ 40.134604] mutex_lock_nested+0x16/0x20 [ 40.139179] tracepoint_probe_register_prio+0x31/0x9b0 [ 40.145184] tracepoint_probe_register+0xe/0x10 [ 40.150703] trace_event_reg+0x14d/0x340 [ 40.155367] perf_trace_init+0x3ce/0x9d0 [ 40.159929] perf_tp_event_init+0x68/0xd0 [ 40.164671] perf_try_init_event+0x138/0x1c0 [ 40.169659] perf_event_alloc+0xe0f/0x2350 [ 40.175188] SYSC_perf_event_open+0x447/0x21b0 [ 40.180635] SyS_perf_event_open+0x9/0x10 [ 40.185455] do_syscall_64+0x1c7/0x5b0 [ 40.190336] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 40.196284] [ 40.196284] -> #1 (event_mutex){+.+.}: [ 40.202179] lock_acquire+0x173/0x400 [ 40.206565] __mutex_lock+0xef/0x14b0 [ 40.211487] mutex_lock_nested+0x16/0x20 [ 40.216049] perf_trace_destroy+0x1c/0x100 [ 40.220781] tp_perf_event_destroy+0x9/0x10 [ 40.225605] _free_event+0x2e9/0xd50 [ 40.229993] free_event+0x27/0x30 [ 40.234299] perf_event_release_kernel+0x311/0x7b0 [ 40.240025] perf_release+0x32/0x50 [ 40.244348] __fput+0x232/0x750 [ 40.248227] ____fput+0x9/0x10 [ 40.251935] task_work_run+0xe5/0x170 [ 40.256321] exit_to_usermode_loop+0x16a/0x1b0 [ 40.261668] do_syscall_64+0x416/0x5b0 [ 40.266354] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 40.272409] [ 40.272409] -> #0 (&event->child_mutex){+.+.}: [ 40.278463] __lock_acquire+0x2e96/0x4500 [ 40.283372] lock_acquire+0x173/0x400 [ 40.287672] __mutex_lock+0xef/0x14b0 [ 40.292342] mutex_lock_nested+0x16/0x20 [ 40.297346] perf_read+0x2aa/0x860 [ 40.301814] do_iter_read+0x361/0x590 [ 40.306310] vfs_readv+0xb6/0x110 [ 40.310372] do_readv+0x10d/0x320 [ 40.314502] SyS_readv+0xb/0x10 [ 40.318375] do_syscall_64+0x1c7/0x5b0 [ 40.322943] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 40.328898] [ 40.328898] other info that might help us debug this: [ 40.328898] [ 40.337476] Chain exists of: [ 40.337476] &event->child_mutex --> pmus_lock --> &cpuctx_mutex [ 40.337476] [ 40.348752] Possible unsafe locking scenario: [ 40.348752] [ 40.354964] CPU0 CPU1 [ 40.359778] ---- ---- [ 40.364679] lock(&cpuctx_mutex); [ 40.368198] lock(pmus_lock); [ 40.373974] lock(&cpuctx_mutex); [ 40.380366] lock(&event->child_mutex); [ 40.384670] [ 40.384670] *** DEADLOCK *** [ 40.384670] [ 40.391296] 1 lock held by syz-executor.2/6423: [ 40.396022] #0: (&cpuctx_mutex){+.+.}, at: [] perf_event_ctx_lock_nested+0x109/0x250 [ 40.406028] [ 40.406028] stack backtrace: [ 40.410524] CPU: 1 PID: 6423 Comm: syz-executor.2 Not tainted 4.14.225-syzkaller #0 [ 40.418381] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 40.427971] Call Trace: [ 40.430640] dump_stack+0xf7/0x137 [ 40.434351] print_circular_bug.isra.40.cold.67+0x1bd/0x27d [ 40.440085] ? save_trace+0xe0/0x290 [ 40.443774] __lock_acquire+0x2e96/0x4500 [ 40.447897] ? mark_held_locks+0xc7/0x130 [ 40.452108] ? trace_hardirqs_on+0x10/0x10 [ 40.456318] ? graph_lock+0x160/0x160 [ 40.460095] ? save_stack_trace+0x16/0x20 [ 40.464316] ? perf_read+0x2aa/0x860 [ 40.468240] lock_acquire+0x173/0x400 [ 40.472112] ? perf_read+0x2aa/0x860 [ 40.475923] ? perf_read+0x2aa/0x860 [ 40.479635] ? perf_read+0x2aa/0x860 [ 40.483336] __mutex_lock+0xef/0x14b0 [ 40.487215] ? perf_read+0x2aa/0x860 [ 40.490907] ? graph_lock+0x160/0x160 [ 40.494773] ? perf_read+0x2aa/0x860 [ 40.498648] ? trace_hardirqs_on_caller+0x40c/0x580 [ 40.503641] ? mutex_lock_io_nested+0x1370/0x1370 [ 40.508546] ? __lock_is_held+0xb5/0x140 [ 40.512794] ? rcu_read_lock_sched_held+0x108/0x120 [ 40.518057] ? __kmalloc+0x36d/0x7b0 [ 40.521845] ? __lock_is_held+0xb5/0x140 [ 40.525883] mutex_lock_nested+0x16/0x20 [ 40.530052] ? mutex_lock_nested+0x16/0x20 [ 40.534270] perf_read+0x2aa/0x860 [ 40.537975] ? __perf_read_group_add+0x940/0x940 [ 40.542708] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 40.547716] ? common_file_perm+0x150/0x4d0 [ 40.552394] ? security_file_permission+0x149/0x1c0 [ 40.557473] ? rw_verify_area+0xb8/0x2b0 [ 40.561511] do_iter_read+0x361/0x590 [ 40.565372] ? dup_iter+0x250/0x250 [ 40.568973] vfs_readv+0xb6/0x110 [ 40.572402] ? compat_rw_copy_check_uvector+0x310/0x310 [ 40.577828] ? __fget+0x1ad/0x2f0 [ 40.581346] ? lock_downgrade+0x7f0/0x7f0 [ 40.585471] ? __fget+0x1ca/0x2f0 [ 40.588933] ? do_preadv+0x250/0x250 [ 40.592632] ? __fget_light+0x166/0x200 [ 40.596788] do_readv+0x10d/0x320 [ 40.600343] ? do_futex+0x1430/0x1430 [ 40.604534] ? vfs_readv+0x110/0x110 [ 40.608341] ? do_syscall_64+0x4c/0x5b0 [ 40.612288] ? do_preadv+0x250/0x250 [ 40.616017] SyS_readv+0xb/0x10 [ 40.619360] do_syscall_64+0x1c7/0x5b0 [ 40.623505] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 40.628578] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 40.633761] RIP: 0033:0x461989 [ 40.636942] RSP: 002b:00007f60fb7151a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000013 [ 40.644899] RAX: ffffffffffffffda RBX: 000000000052bf00 RCX: 0000000000461989 [ 40.652413] RDX: 0000000000000001 RSI: 0000000020000200 RDI: 0000000000000004 [ 40.659748] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000 [ 40.667349] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 40.675044] R13: 00000000004f5ab0 R14: 00000000004b2bd4 R15: 00007f60fb7156bc [ 40.685270] device hsr_slave_1 entered promiscuous mode [ 40.722751] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 40.737934] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 40.749903] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 40.758872] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 40.767730] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 40.776338] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 40.785236] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 40.792596] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 40.799463] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 40.808391] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 40.817866] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 40.830246] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 40.838005] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 40.845744] 8021q: adding VLAN 0 to HW filter on device team0 [ 40.853027] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 40.860342] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 40.868510] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 40.876753] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 40.885440] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 40.893174] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 40.900702] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 40.909584] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 40.917287] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 40.926038] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 40.934738] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 40.941767] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 40.949596] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 40.957923] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 40.965828] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready 2021/03/12 11:24:32 executed programs: 10 [ 40.973524] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 40.981657] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 40.990297] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 40.998718] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 41.007560] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 41.017572] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 41.024624] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 41.034123] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 41.042397] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 41.050374] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 41.059052] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 41.067636] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.074112] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.081445] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 41.089293] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 41.097258] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 41.107340] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 41.115808] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 41.128843] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 41.138853] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 41.147588] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 41.156027] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 41.164912] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.171793] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.180694] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 41.188455] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 41.205233] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 41.214490] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 41.224521] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 41.234148] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 41.242884] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 41.251372] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 41.261711] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 41.272542] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 41.283871] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 41.292802] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 41.300312] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 41.312206] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 41.319872] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 41.329197] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 41.339055] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 41.352686] 8021q: adding VLAN 0 to HW filter on device bond0 [ 41.358991] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 41.366896] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 41.376286] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 41.387617] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 41.396204] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 41.404244] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 41.413177] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 41.424294] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 41.431566] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 41.439193] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 41.447086] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 41.454492] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.462440] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 41.468817] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 41.485202] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 41.491838] 8021q: adding VLAN 0 to HW filter on device team0 [ 41.501900] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 41.510504] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 41.519388] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 41.527498] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.534312] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.544225] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 41.552678] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 41.559677] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 41.566676] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 41.575504] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 41.583919] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.590413] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.599151] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 41.618534] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 41.628608] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 41.636893] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 41.645133] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 41.661232] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 41.668315] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 41.677083] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 41.685655] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 41.696933] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 41.707826] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 41.716086] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 41.725992] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 41.736894] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 41.748598] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 41.757963] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 41.767440] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 41.776219] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 41.787463] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 41.794086] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 41.806582] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 41.819529] 8021q: adding VLAN 0 to HW filter on device batadv0 2021/03/12 11:24:37 executed programs: 593