Warning: Permanently added '10.128.1.30' (ECDSA) to the list of known hosts. 2020/08/17 16:10:56 parsed 1 programs 2020/08/17 16:10:56 executed programs: 0 [ 41.465638] audit: type=1400 audit(1597680656.610:11): avc: denied { execmem } for pid=6242 comm="syz-executor.2" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 41.521959] IPVS: ftp: loaded support on port[0] = 21 [ 41.561477] IPVS: ftp: loaded support on port[0] = 21 [ 41.626359] chnl_net:caif_netlink_parms(): no params data found [ 41.662418] IPVS: ftp: loaded support on port[0] = 21 [ 41.694748] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.701758] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.709165] device bridge_slave_0 entered promiscuous mode [ 41.718668] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.725027] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.733019] device bridge_slave_1 entered promiscuous mode [ 41.758845] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 41.769793] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.802192] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 41.810807] team0: Port device team_slave_0 added [ 41.810862] IPVS: ftp: loaded support on port[0] = 21 [ 41.843961] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 41.851730] team0: Port device team_slave_1 added [ 41.860107] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 41.888798] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 41.928828] device hsr_slave_0 entered promiscuous mode [ 41.934430] device hsr_slave_1 entered promiscuous mode [ 41.941467] chnl_net:caif_netlink_parms(): no params data found [ 41.957541] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 41.972802] IPVS: ftp: loaded support on port[0] = 21 [ 41.979056] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.071271] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.078281] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.085067] device bridge_slave_0 entered promiscuous mode [ 42.100180] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.106642] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.113514] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.120032] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.133487] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.140875] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.148629] device bridge_slave_1 entered promiscuous mode [ 42.178228] chnl_net:caif_netlink_parms(): no params data found [ 42.238959] chnl_net:caif_netlink_parms(): no params data found [ 42.259971] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 42.284814] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 42.304466] IPVS: ftp: loaded support on port[0] = 21 [ 42.336411] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.342814] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.350287] device bridge_slave_0 entered promiscuous mode [ 42.418529] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.424898] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.433146] device bridge_slave_1 entered promiscuous mode [ 42.460665] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 42.467789] team0: Port device team_slave_0 added [ 42.479535] chnl_net:caif_netlink_parms(): no params data found [ 42.489231] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.496284] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.503044] device bridge_slave_0 entered promiscuous mode [ 42.510283] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 42.520124] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 42.527247] team0: Port device team_slave_1 added [ 42.534920] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 42.547878] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.554232] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.561158] device bridge_slave_1 entered promiscuous mode [ 42.568344] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 42.578214] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 42.602807] device hsr_slave_0 entered promiscuous mode [ 42.608609] device hsr_slave_1 entered promiscuous mode [ 42.638998] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 42.647774] team0: Port device team_slave_0 added [ 42.652904] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 42.671912] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 42.679699] team0: Port device team_slave_1 added [ 42.684891] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 42.694388] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 42.708486] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 42.718247] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 42.727392] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.741619] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.758883] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.785659] device hsr_slave_0 entered promiscuous mode [ 42.791396] device hsr_slave_1 entered promiscuous mode [ 42.824477] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.831015] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.838859] device bridge_slave_0 entered promiscuous mode [ 42.846190] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 42.852917] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.859376] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.866576] device bridge_slave_1 entered promiscuous mode [ 42.872865] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 42.880947] team0: Port device team_slave_0 added [ 42.886499] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 42.893613] team0: Port device team_slave_1 added [ 42.904035] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.920014] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 42.928109] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 42.944194] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.959020] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 42.973591] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.996307] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 43.071538] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 43.080593] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 43.097212] device hsr_slave_0 entered promiscuous mode [ 43.102931] device hsr_slave_1 entered promiscuous mode [ 43.109788] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 43.116980] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 43.124059] team0: Port device team_slave_0 added [ 43.130201] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 43.137474] team0: Port device team_slave_1 added [ 43.143414] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.151399] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.162407] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 43.170067] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 43.178016] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 43.186712] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 43.192786] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.199659] chnl_net:caif_netlink_parms(): no params data found [ 43.218955] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 43.234801] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.256648] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.264377] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.272507] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.278933] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.304474] device hsr_slave_0 entered promiscuous mode [ 43.310410] device hsr_slave_1 entered promiscuous mode [ 43.334386] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 43.348524] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 43.356180] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 43.363414] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 43.374162] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.387358] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.393764] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.401600] device bridge_slave_0 entered promiscuous mode [ 43.409635] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.416510] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.423322] device bridge_slave_1 entered promiscuous mode [ 43.430017] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.437887] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.445864] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.452196] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.463127] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 43.472021] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 43.481706] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 43.503497] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 43.513740] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 43.525701] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 43.533707] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 43.542014] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 43.549972] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.557447] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.566651] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 43.579344] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 43.588516] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 43.594584] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.602921] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 43.611513] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 43.619608] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 43.627160] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 43.634671] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 43.642669] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 43.657564] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 43.670645] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 43.684666] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 43.694749] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 43.705507] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 43.712743] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 43.720534] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.728382] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 43.736292] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.744528] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 43.753735] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.760760] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.774462] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 43.782386] team0: Port device team_slave_0 added [ 43.788430] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 43.796742] team0: Port device team_slave_1 added [ 43.804684] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 43.823121] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.830119] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.838298] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.846438] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.852774] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.859855] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.869713] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 43.879063] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 43.894205] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 43.901230] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.909972] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.917742] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.924082] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.934695] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 43.952297] device hsr_slave_0 entered promiscuous mode [ 43.957963] device hsr_slave_1 entered promiscuous mode [ 43.964090] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 43.981532] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 43.991248] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 44.000099] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 44.007349] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 44.016418] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 44.023377] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 44.032857] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 44.041903] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 44.049022] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.058266] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 44.067861] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 44.073946] 8021q: adding VLAN 0 to HW filter on device team0 [ 44.081879] 8021q: adding VLAN 0 to HW filter on device bond0 [ 44.091197] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 44.099489] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 44.108401] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 44.120438] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.130547] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 44.139370] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 44.146266] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 44.153024] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.160148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 44.168214] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 44.176250] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.182581] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.190440] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 44.199594] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.207908] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 44.222125] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 44.228753] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 44.236974] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 44.244598] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 44.252649] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 44.260680] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 44.268983] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.275378] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.282208] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 44.289285] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.297340] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 44.303399] 8021q: adding VLAN 0 to HW filter on device team0 [ 44.313804] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 44.323331] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 44.330183] 8021q: adding VLAN 0 to HW filter on device team0 [ 44.337914] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 44.347442] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 44.360727] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 44.370153] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 44.381112] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.389081] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 44.397161] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.409941] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 44.418643] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 44.426610] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 44.435019] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.441403] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.450302] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 44.463671] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 44.486270] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.493381] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 44.502193] [ 44.503817] ====================================================== [ 44.510115] WARNING: possible circular locking dependency detected [ 44.516418] 4.14.193-syzkaller #0 Not tainted [ 44.520896] ------------------------------------------------------ [ 44.527191] syz-executor.2/7127 is trying to acquire lock: [ 44.532811] (event_mutex){+.+.}, at: [] perf_trace_destroy+0x1c/0x100 [ 44.541023] [ 44.541023] but task is already holding lock: [ 44.546963] (&event->child_mutex){+.+.}, at: [] perf_event_release_kernel+0x1e3/0x7b0 [ 44.556561] [ 44.556561] which lock already depends on the new lock. [ 44.556561] [ 44.564849] [ 44.564849] the existing dependency chain (in reverse order) is: [ 44.572454] [ 44.572454] -> #5 (&event->child_mutex){+.+.}: [ 44.578514] lock_acquire+0x173/0x400 [ 44.582807] __mutex_lock+0xef/0x14c0 [ 44.587100] mutex_lock_nested+0x16/0x20 [ 44.591658] perf_read+0x2aa/0x860 [ 44.595689] do_iter_read+0x35e/0x570 [ 44.599982] vfs_readv+0xb6/0x110 [ 44.603935] do_readv+0x10d/0x320 [ 44.607882] SyS_readv+0xb/0x10 [ 44.611676] do_syscall_64+0x1c7/0x5b0 [ 44.616121] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 44.621807] [ 44.621807] -> #4 (&cpuctx_mutex){+.+.}: [ 44.627345] lock_acquire+0x173/0x400 [ 44.631749] __mutex_lock+0xef/0x14c0 [ 44.636070] mutex_lock_nested+0x16/0x20 [ 44.640679] perf_event_init_cpu+0xb6/0x160 [ 44.645496] perf_event_init+0x2cd/0x301 [ 44.650052] start_kernel+0x363/0x643 [ 44.654370] x86_64_start_reservations+0x29/0x2b [ 44.659615] x86_64_start_kernel+0x76/0x79 [ 44.664340] secondary_startup_64+0xa5/0xb0 [ 44.669150] [ 44.669150] -> #3 (pmus_lock){+.+.}: [ 44.674320] lock_acquire+0x173/0x400 [ 44.678615] __mutex_lock+0xef/0x14c0 [ 44.682907] mutex_lock_nested+0x16/0x20 [ 44.687460] perf_event_init_cpu+0x2a/0x160 [ 44.692273] cpuhp_invoke_callback+0x191/0x1610 [ 44.697435] _cpu_up+0x21e/0x540 [ 44.701308] do_cpu_up+0xf1/0x110 [ 44.705252] cpu_up+0xe/0x10 [ 44.708778] smp_init+0x69/0x10c [ 44.712637] kernel_init_freeable+0x2d2/0x4b6 [ 44.717629] kernel_init+0xc/0x105 [ 44.721664] ret_from_fork+0x24/0x30 [ 44.725868] [ 44.725868] -> #2 (cpu_hotplug_lock.rw_sem){++++}: [ 44.732254] lock_acquire+0x173/0x400 [ 44.736550] cpus_read_lock+0x38/0xa0 [ 44.740843] static_key_slow_inc+0xd/0x20 [ 44.745483] tracepoint_probe_register_prio+0x4e4/0x6f0 [ 44.751353] tracepoint_probe_register+0xe/0x10 [ 44.756513] trace_event_reg+0x14d/0x340 [ 44.761071] perf_trace_init+0x3ce/0x9d0 [ 44.765625] perf_tp_event_init+0x68/0xd0 [ 44.770279] perf_try_init_event+0x138/0x1c0 [ 44.775181] perf_event_alloc+0xe0b/0x2220 [ 44.779906] SYSC_perf_event_open+0x447/0x21b0 [ 44.784987] SyS_perf_event_open+0x9/0x10 [ 44.789644] do_syscall_64+0x1c7/0x5b0 [ 44.794024] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 44.799717] [ 44.799717] -> #1 (tracepoints_mutex){+.+.}: [ 44.805598] lock_acquire+0x173/0x400 [ 44.809906] __mutex_lock+0xef/0x14c0 [ 44.814200] mutex_lock_nested+0x16/0x20 [ 44.818757] tracepoint_probe_register_prio+0x30/0x6f0 [ 44.824568] tracepoint_probe_register+0xe/0x10 [ 44.829748] trace_event_reg+0x14d/0x340 [ 44.834297] perf_trace_init+0x3ce/0x9d0 [ 44.838849] perf_tp_event_init+0x68/0xd0 [ 44.843495] perf_try_init_event+0x138/0x1c0 [ 44.848405] perf_event_alloc+0xe0b/0x2220 [ 44.853132] SYSC_perf_event_open+0x447/0x21b0 [ 44.858222] SyS_perf_event_open+0x9/0x10 [ 44.862862] do_syscall_64+0x1c7/0x5b0 [ 44.867240] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 44.872917] [ 44.872917] -> #0 (event_mutex){+.+.}: [ 44.878258] __lock_acquire+0x2e94/0x4500 [ 44.882896] lock_acquire+0x173/0x400 [ 44.887188] __mutex_lock+0xef/0x14c0 [ 44.891499] mutex_lock_nested+0x16/0x20 [ 44.896050] perf_trace_destroy+0x1c/0x100 [ 44.900775] tp_perf_event_destroy+0x9/0x10 [ 44.905607] _free_event+0x2e9/0xd50 [ 44.909825] free_event+0x27/0x30 [ 44.913769] perf_event_release_kernel+0x311/0x7b0 [ 44.919297] perf_release+0x32/0x50 [ 44.923417] __fput+0x232/0x750 [ 44.927188] ____fput+0x9/0x10 [ 44.930872] task_work_run+0xe5/0x170 [ 44.935166] exit_to_usermode_loop+0x16a/0x1b0 [ 44.940257] do_syscall_64+0x416/0x5b0 [ 44.944654] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 44.950334] [ 44.950334] other info that might help us debug this: [ 44.950334] [ 44.958447] Chain exists of: [ 44.958447] event_mutex --> &cpuctx_mutex --> &event->child_mutex [ 44.958447] [ 44.969222] Possible unsafe locking scenario: [ 44.969222] [ 44.975283] CPU0 CPU1 [ 44.979927] ---- ---- [ 44.984585] lock(&event->child_mutex); [ 44.988622] lock(&cpuctx_mutex); [ 44.994676] lock(&event->child_mutex); [ 45.001227] lock(event_mutex); [ 45.004567] [ 45.004567] *** DEADLOCK *** [ 45.004567] [ 45.010596] 2 locks held by syz-executor.2/7127: [ 45.015337] #0: (&ctx->mutex){+.+.}, at: [] perf_event_release_kernel+0x1d9/0x7b0 [ 45.024693] #1: (&event->child_mutex){+.+.}, at: [] perf_event_release_kernel+0x1e3/0x7b0 [ 45.034738] [ 45.034738] stack backtrace: [ 45.039206] CPU: 1 PID: 7127 Comm: syz-executor.2 Not tainted 4.14.193-syzkaller #0 [ 45.046984] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 45.056335] Call Trace: [ 45.058901] dump_stack+0xf7/0x13b [ 45.062413] print_circular_bug.isra.40.cold.67+0x1bd/0x27d [ 45.068116] ? save_trace+0xe0/0x290 [ 45.071814] __lock_acquire+0x2e94/0x4500 [ 45.075936] ? save_stack_trace+0x16/0x20 [ 45.080065] ? trace_hardirqs_on+0x10/0x10 [ 45.084278] ? trace_hardirqs_off+0x10/0x10 [ 45.088576] ? perf_trace_destroy+0x1c/0x100 [ 45.092998] lock_acquire+0x173/0x400 [ 45.096776] ? perf_trace_destroy+0x1c/0x100 [ 45.101156] ? perf_trace_destroy+0x1c/0x100 [ 45.105536] ? perf_trace_destroy+0x1c/0x100 [ 45.110021] __mutex_lock+0xef/0x14c0 [ 45.113891] ? perf_trace_destroy+0x1c/0x100 [ 45.118268] ? find_held_lock+0x36/0x1d0 [ 45.122313] ? perf_trace_destroy+0x1c/0x100 [ 45.126691] ? mutex_lock_io_nested+0x1380/0x1380 [ 45.131512] ? mark_held_locks+0xc7/0x130 [ 45.135641] ? trace_hardirqs_off+0x10/0x10 [ 45.139937] ? _raw_spin_unlock_irq+0x27/0x80 [ 45.144403] ? trace_hardirqs_on_caller+0x40c/0x580 [ 45.149389] ? __lock_is_held+0xb5/0x140 [ 45.153812] mutex_lock_nested+0x16/0x20 [ 45.157845] ? _free_event+0x2b6/0xd50 [ 45.161802] ? mutex_lock_nested+0x16/0x20 [ 45.166030] perf_trace_destroy+0x1c/0x100 [ 45.170259] tp_perf_event_destroy+0x9/0x10 [ 45.174557] _free_event+0x2e9/0xd50 [ 45.178255] free_event+0x27/0x30 [ 45.181693] perf_event_release_kernel+0x311/0x7b0 [ 45.186595] perf_release+0x32/0x50 [ 45.190269] __fput+0x232/0x750 [ 45.193527] ? _raw_spin_unlock_irq+0x27/0x80 [ 45.198141] ____fput+0x9/0x10 [ 45.201310] task_work_run+0xe5/0x170 [ 45.205103] exit_to_usermode_loop+0x16a/0x1b0 [ 45.209681] do_syscall_64+0x416/0x5b0 [ 45.213540] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 45.218368] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 45.223531] RIP: 0033:0x413ae1 [ 45.226695] RSP: 002b:00007ffc0c6e0a80 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 [ 45.234378] RAX: 0000000000000000 RBX: 0000000000000004 RCX: 0000000000413ae1 [ 45.241635] RDX: 0000001b31e20000 RSI: 0000000000000000 RDI: 0000000000000003 [ 45.248879] RBP: 0000000000000001 R08: ffffffffffffffff R09: ffffffffffffffff [ 45.256134] R10: 00007ffc0c6e0b60 R11: 0000000000000293 R12: 000000000075bf20 [ 45.263385] R13: 000000000000adef R14: 0000000000761270 R15: 000000000075bf2c [ 45.280674] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 45.288338] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.298180] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 45.305961] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 45.313479] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 45.325563] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.333099] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.339456] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.355621] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 45.361637] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 45.375347] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 45.389485] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 45.404215] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 45.411587] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 45.421576] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.431232] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.437613] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.453515] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 45.461280] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 45.471250] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 45.480515] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.495804] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 45.502509] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 45.510486] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 45.521097] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 45.528581] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.542961] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 45.555649] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 45.564291] 8021q: adding VLAN 0 to HW filter on device bond0 [ 45.578678] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 45.591902] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 45.600748] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.619241] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.625609] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.632785] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 45.640897] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 45.648564] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.657859] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 45.666588] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 45.675287] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 45.682870] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 45.691414] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 45.699039] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 45.706726] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 45.714028] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 45.721830] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.730031] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 45.737529] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 45.743526] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 45.751984] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 45.759026] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 45.766396] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 45.773733] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.782271] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.791008] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 45.799482] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 45.810064] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 45.819269] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 45.825625] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 45.832279] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 45.841445] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 45.849181] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 45.856293] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.863697] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 45.872774] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 45.879027] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.887488] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 45.898136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 45.907037] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 45.915470] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 45.923279] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 45.934087] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 45.941559] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 45.950018] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 45.957371] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 45.966301] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.973773] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.980166] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.988190] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 45.996104] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 46.003680] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 46.012397] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.023980] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 46.032500] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.042181] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.048562] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.056336] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 46.065212] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 46.073206] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 46.081922] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 46.091593] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 46.102402] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 46.111692] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 46.119587] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 46.127572] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 46.136739] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 46.142727] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 46.155716] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 46.162717] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 46.176478] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 46.186449] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 46.193387] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 46.207671] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 46.228091] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 46.236036] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 46.242972] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 46.251243] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 46.260298] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 46.268299] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 46.275954] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 46.284805] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 46.294772] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 46.302289] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 46.316217] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 46.329178] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 46.339393] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 46.347972] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 46.360748] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 46.371271] 8021q: adding VLAN 0 to HW filter on device batadv0 2020/08/17 16:11:01 executed programs: 23 2020/08/17 16:11:06 executed programs: 952