Warning: Permanently added '10.128.0.27' (ECDSA) to the list of known hosts. 2020/03/28 07:48:39 parsed 1 programs 2020/03/28 07:48:39 executed programs: 0 [ 39.523140] audit: type=1400 audit(1585381719.270:11): avc: denied { execmem } for pid=6243 comm="syz-executor.2" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 39.781178] IPVS: ftp: loaded support on port[0] = 21 [ 40.538214] IPVS: ftp: loaded support on port[0] = 21 [ 40.593085] chnl_net:caif_netlink_parms(): no params data found [ 40.645236] IPVS: ftp: loaded support on port[0] = 21 [ 40.646604] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.660848] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.667658] device bridge_slave_0 entered promiscuous mode [ 40.675391] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.681883] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.688785] device bridge_slave_1 entered promiscuous mode [ 40.707941] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 40.717076] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 40.735796] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 40.744348] team0: Port device team_slave_0 added [ 40.756331] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 40.768053] team0: Port device team_slave_1 added [ 40.775658] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 40.789753] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 40.853478] device hsr_slave_0 entered promiscuous mode [ 40.890162] device hsr_slave_1 entered promiscuous mode [ 40.932256] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 40.957540] chnl_net:caif_netlink_parms(): no params data found [ 40.965669] IPVS: ftp: loaded support on port[0] = 21 [ 40.968212] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 41.000232] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.006716] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.013840] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.020405] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.044232] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.051701] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.058632] device bridge_slave_0 entered promiscuous mode [ 41.072888] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.079235] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.087155] device bridge_slave_1 entered promiscuous mode [ 41.144541] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 41.164492] chnl_net:caif_netlink_parms(): no params data found [ 41.176874] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.193327] IPVS: ftp: loaded support on port[0] = 21 [ 41.218762] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 41.225920] team0: Port device team_slave_0 added [ 41.231596] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 41.238726] team0: Port device team_slave_1 added [ 41.244455] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 41.258122] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 41.361999] device hsr_slave_0 entered promiscuous mode [ 41.409919] device hsr_slave_1 entered promiscuous mode [ 41.474762] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 41.483106] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 41.503235] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.509744] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.516690] device bridge_slave_0 entered promiscuous mode [ 41.525656] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.532638] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.539729] device bridge_slave_1 entered promiscuous mode [ 41.552867] chnl_net:caif_netlink_parms(): no params data found [ 41.579318] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 41.590808] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.611066] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 41.617183] 8021q: adding VLAN 0 to HW filter on device bond0 [ 41.624465] IPVS: ftp: loaded support on port[0] = 21 [ 41.638464] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.644864] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.651500] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.657847] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.684188] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.691785] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.698707] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 41.707806] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.714466] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.723344] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 41.736922] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 41.744354] team0: Port device team_slave_0 added [ 41.757591] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 41.765015] team0: Port device team_slave_1 added [ 41.772592] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 41.795698] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 41.802825] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 41.810814] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.820605] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 41.826677] 8021q: adding VLAN 0 to HW filter on device team0 [ 41.835939] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.842640] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.849780] device bridge_slave_0 entered promiscuous mode [ 41.858488] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.864967] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.872000] device bridge_slave_1 entered promiscuous mode [ 41.878215] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 41.941806] device hsr_slave_0 entered promiscuous mode [ 41.969746] device hsr_slave_1 entered promiscuous mode [ 42.020137] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 42.027175] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.079868] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 42.090926] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 42.112934] chnl_net:caif_netlink_parms(): no params data found [ 42.132697] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 42.141476] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.149132] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.155528] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.162501] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 42.171456] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.179145] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.185577] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.196277] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 42.205725] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 42.242566] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 42.257578] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 42.265016] team0: Port device team_slave_0 added [ 42.272912] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 42.280830] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.287303] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.295118] device bridge_slave_0 entered promiscuous mode [ 42.303120] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.313063] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.320147] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.326976] device bridge_slave_1 entered promiscuous mode [ 42.337932] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 42.345517] team0: Port device team_slave_1 added [ 42.351143] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 42.358998] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 42.367242] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 42.385308] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 42.396002] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 42.406401] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 42.471520] device hsr_slave_0 entered promiscuous mode [ 42.509547] device hsr_slave_1 entered promiscuous mode [ 42.549924] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 42.557187] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 42.583225] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.590566] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 42.598376] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 42.608369] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 42.618259] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.633731] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 42.640905] team0: Port device team_slave_0 added [ 42.653381] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 42.696422] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 42.703872] team0: Port device team_slave_1 added [ 42.711822] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 42.720244] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 42.730196] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.741438] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 42.750983] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 42.758396] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.766624] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 42.774715] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 42.783576] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 42.793815] chnl_net:caif_netlink_parms(): no params data found [ 42.810154] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 42.822621] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 42.830787] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.841608] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 42.854867] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 42.861316] 8021q: adding VLAN 0 to HW filter on device team0 [ 42.884454] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 42.891582] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.902998] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.914502] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 42.922302] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 42.931073] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 42.940864] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 42.982438] device hsr_slave_0 entered promiscuous mode [ 43.019368] device hsr_slave_1 entered promiscuous mode [ 43.059743] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 43.066821] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 43.074672] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.081762] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.088796] device bridge_slave_0 entered promiscuous mode [ 43.096072] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.102956] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.110584] device bridge_slave_1 entered promiscuous mode [ 43.117344] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.125341] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.133679] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.140072] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.146972] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.154897] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.162612] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.168955] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.181052] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 43.190700] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 43.198369] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 43.215824] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 43.223974] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 43.234526] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 43.243347] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 43.254050] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 43.266314] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 43.274375] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 43.282274] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.289728] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.296565] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 43.306305] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 43.316841] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 43.325461] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 43.346465] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 43.352832] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.359867] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 43.367517] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 43.377037] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 43.384889] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 43.406549] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.414926] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 43.422162] team0: Port device team_slave_0 added [ 43.427683] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 43.435509] team0: Port device team_slave_1 added [ 43.441082] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 43.448527] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.457778] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 43.477377] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 43.484821] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 43.492795] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 43.508094] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.517671] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 43.530063] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.542666] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.550725] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.557092] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.564704] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 43.572530] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.585072] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 43.594813] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 43.604181] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 43.611607] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.618658] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.626111] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.633377] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.642233] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.650326] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.656671] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.664030] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 43.732034] device hsr_slave_0 entered promiscuous mode [ 43.769418] device hsr_slave_1 entered promiscuous mode [ 43.810988] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 43.817211] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.827302] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 43.837632] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 43.846558] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 43.861793] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.871373] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 43.881835] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.892982] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 43.901429] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 43.912628] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.927033] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.934765] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.941220] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.948245] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 43.955842] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.964443] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 43.974762] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 43.984493] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 43.994153] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 44.002596] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 44.010324] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 44.020825] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 44.028691] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 44.029996] [ 44.036076] ====================================================== [ 44.037714] 8021q: adding VLAN 0 to HW filter on device team0 [ 44.043999] WARNING: possible circular locking dependency detected [ 44.044002] 4.14.174-syzkaller #0 Not tainted [ 44.044002] ------------------------------------------------------ [ 44.044005] syz-executor.2/7129 is trying to acquire lock: [ 44.044006] (event_mutex){+.+.}, at: [] perf_trace_destroy+0x1c/0x100 [ 44.044017] [ 44.044017] but task is already holding lock: [ 44.044018] (&event->child_mutex){+.+.}, at: [] perf_event_release_kernel+0x1e3/0x7b0 [ 44.044025] [ 44.044025] which lock already depends on the new lock. [ 44.044025] [ 44.044026] [ 44.044026] the existing dependency chain (in reverse order) is: [ 44.044027] [ 44.044027] -> #5 (&event->child_mutex){+.+.}: [ 44.044036] lock_acquire+0x173/0x400 [ 44.044041] __mutex_lock+0xef/0x14c0 [ 44.044043] mutex_lock_nested+0x16/0x20 [ 44.044046] perf_read+0x2aa/0x860 [ 44.044050] do_iter_read+0x35e/0x570 [ 44.044052] vfs_readv+0xb6/0x110 [ 44.044055] do_readv+0x10d/0x320 [ 44.044058] SyS_readv+0xb/0x10 [ 44.044063] do_syscall_64+0x1c7/0x5b0 [ 44.044067] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 44.044068] [ 44.044068] -> #4 (&cpuctx_mutex){+.+.}: [ 44.044074] lock_acquire+0x173/0x400 [ 44.044076] __mutex_lock+0xef/0x14c0 [ 44.044079] mutex_lock_nested+0x16/0x20 [ 44.044082] perf_event_init_cpu+0xb6/0x160 [ 44.044086] perf_event_init+0x2cd/0x301 [ 44.044089] start_kernel+0x365/0x642 [ 44.044093] x86_64_start_reservations+0x29/0x2b [ 44.044096] x86_64_start_kernel+0x76/0x79 [ 44.044100] secondary_startup_64+0xa5/0xb0 [ 44.044101] [ 44.044101] -> #3 (pmus_lock){+.+.}: [ 44.044107] lock_acquire+0x173/0x400 [ 44.044110] __mutex_lock+0xef/0x14c0 [ 44.044113] mutex_lock_nested+0x16/0x20 [ 44.044116] perf_event_init_cpu+0x2a/0x160 [ 44.044120] cpuhp_invoke_callback+0x191/0x1610 [ 44.044122] _cpu_up+0x21e/0x540 [ 44.044125] do_cpu_up+0xf1/0x110 [ 44.044129] cpu_up+0xe/0x10 [ 44.052627] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.056327] smp_init+0x69/0x10c [ 44.062827] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.067107] kernel_init_freeable+0x2d2/0x4ae [ 44.074425] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 44.080922] kernel_init+0xc/0x105 [ 44.080926] ret_from_fork+0x24/0x30 [ 44.080928] [ 44.080928] -> #2 (cpu_hotplug_lock.rw_sem){++++}: [ 44.080938] lock_acquire+0x173/0x400 [ 44.080942] cpus_read_lock+0x38/0xa0 [ 44.080946] static_key_slow_inc+0xd/0x20 [ 44.080954] tracepoint_probe_register_prio+0x4de/0x6e0 [ 44.089036] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 44.096655] tracepoint_probe_register+0xe/0x10 [ 44.106655] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 44.112559] trace_event_reg+0x14d/0x340 [ 44.112562] perf_trace_init+0x3ce/0x9d0 [ 44.112568] perf_tp_event_init+0x68/0xd0 [ 44.112570] perf_try_init_event+0x138/0x1c0 [ 44.112572] perf_event_alloc+0xe0b/0x2220 [ 44.112575] SYSC_perf_event_open+0x447/0x21b0 [ 44.112578] SyS_perf_event_open+0x9/0x10 [ 44.112582] do_syscall_64+0x1c7/0x5b0 [ 44.112589] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 44.120892] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 44.123024] [ 44.123024] -> #1 [ 44.129081] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 44.131893] ( [ 44.137483] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 44.140238] tracepoints_mutex){+.+.}: [ 44.140251] lock_acquire+0x173/0x400 [ 44.140256] __mutex_lock+0xef/0x14c0 [ 44.140259] mutex_lock_nested+0x16/0x20 [ 44.140264] tracepoint_probe_register_prio+0x30/0x6e0 [ 44.140267] tracepoint_probe_register+0xe/0x10 [ 44.140273] trace_event_reg+0x14d/0x340 [ 44.145776] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 44.148224] perf_trace_init+0x3ce/0x9d0 [ 44.152272] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 44.156430] perf_tp_event_init+0x68/0xd0 [ 44.162794] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 44.167665] perf_try_init_event+0x138/0x1c0 [ 44.176103] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 44.176286] perf_event_alloc+0xe0b/0x2220 [ 44.183834] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 44.185692] SYSC_perf_event_open+0x447/0x21b0 [ 44.223829] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.227901] SyS_perf_event_open+0x9/0x10 [ 44.234227] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 44.237898] do_syscall_64+0x1c7/0x5b0 [ 44.244833] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 44.245734] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 44.250889] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 44.256163] [ 44.256163] -> #0 [ 44.260533] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 44.266944] ( [ 44.273069] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 44.278679] event_mutex){+.+.}: [ 44.278694] __lock_acquire+0x2e94/0x4500 [ 44.278697] lock_acquire+0x173/0x400 [ 44.278701] __mutex_lock+0xef/0x14c0 [ 44.278704] mutex_lock_nested+0x16/0x20 [ 44.278707] perf_trace_destroy+0x1c/0x100 [ 44.278712] tp_perf_event_destroy+0x9/0x10 [ 44.278717] _free_event+0x2e9/0xd50 [ 44.289586] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 44.293390] free_event+0x27/0x30 [ 44.301839] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 44.302018] perf_event_release_kernel+0x311/0x7b0 [ 44.615696] perf_release+0x32/0x50 [ 44.619831] __fput+0x232/0x750 [ 44.624862] ____fput+0x9/0x10 [ 44.628566] task_work_run+0xe5/0x170 [ 44.632877] exit_to_usermode_loop+0x16a/0x1b0 [ 44.637976] do_syscall_64+0x416/0x5b0 [ 44.642367] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 44.648054] [ 44.648054] other info that might help us debug this: [ 44.648054] [ 44.656169] Chain exists of: [ 44.656169] event_mutex --> &cpuctx_mutex --> &event->child_mutex [ 44.656169] [ 44.666909] Possible unsafe locking scenario: [ 44.666909] [ 44.672947] CPU0 CPU1 [ 44.677588] ---- ---- [ 44.682229] lock(&event->child_mutex); [ 44.686268] lock(&cpuctx_mutex); [ 44.692299] lock(&event->child_mutex); [ 44.698853] lock(event_mutex); [ 44.702200] [ 44.702200] *** DEADLOCK *** [ 44.702200] [ 44.708242] 2 locks held by syz-executor.2/7129: [ 44.713031] #0: (&ctx->mutex){+.+.}, at: [] perf_event_release_kernel+0x1d9/0x7b0 [ 44.722502] #1: (&event->child_mutex){+.+.}, at: [] perf_event_release_kernel+0x1e3/0x7b0 [ 44.732559] [ 44.732559] stack backtrace: [ 44.737037] CPU: 0 PID: 7129 Comm: syz-executor.2 Not tainted 4.14.174-syzkaller #0 [ 44.744866] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 44.754198] Call Trace: [ 44.756769] dump_stack+0xf7/0x13b [ 44.760286] print_circular_bug.isra.40.cold.67+0x1bd/0x27d [ 44.765988] ? save_trace+0xe0/0x290 [ 44.769678] __lock_acquire+0x2e94/0x4500 [ 44.773804] ? free_object+0xe9/0x250 [ 44.777592] ? trace_hardirqs_on+0x10/0x10 [ 44.781817] ? trace_hardirqs_off+0x10/0x10 [ 44.786116] ? perf_trace_destroy+0x1c/0x100 [ 44.790520] lock_acquire+0x173/0x400 [ 44.794293] ? perf_trace_destroy+0x1c/0x100 [ 44.798677] ? perf_trace_destroy+0x1c/0x100 [ 44.803061] ? perf_trace_destroy+0x1c/0x100 [ 44.807446] __mutex_lock+0xef/0x14c0 [ 44.811221] ? perf_trace_destroy+0x1c/0x100 [ 44.815691] ? find_held_lock+0x36/0x1d0 [ 44.819726] ? perf_trace_destroy+0x1c/0x100 [ 44.824115] ? mutex_lock_io_nested+0x1380/0x1380 [ 44.828934] ? mark_held_locks+0xc7/0x130 [ 44.833061] ? trace_hardirqs_off+0x10/0x10 [ 44.837367] ? _raw_spin_unlock_irq+0x27/0x80 [ 44.841849] ? trace_hardirqs_on_caller+0x40c/0x580 [ 44.846843] ? __lock_is_held+0xb5/0x140 [ 44.850881] mutex_lock_nested+0x16/0x20 [ 44.854935] ? _free_event+0x2b6/0xd50 [ 44.858800] ? mutex_lock_nested+0x16/0x20 [ 44.863013] perf_trace_destroy+0x1c/0x100 [ 44.867224] tp_perf_event_destroy+0x9/0x10 [ 44.871538] _free_event+0x2e9/0xd50 [ 44.875935] free_event+0x27/0x30 [ 44.879381] perf_event_release_kernel+0x311/0x7b0 [ 44.884311] perf_release+0x32/0x50 [ 44.887933] __fput+0x232/0x750 [ 44.891197] ? _raw_spin_unlock_irq+0x27/0x80 [ 44.895676] ____fput+0x9/0x10 [ 44.898846] task_work_run+0xe5/0x170 [ 44.902626] exit_to_usermode_loop+0x16a/0x1b0 [ 44.907196] do_syscall_64+0x416/0x5b0 [ 44.911066] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 44.916060] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 44.921226] RIP: 0033:0x413ae1 [ 44.924392] RSP: 002b:00007fffde436400 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 [ 44.932076] RAX: 0000000000000000 RBX: 0000000000000004 RCX: 0000000000413ae1 [ 44.939321] RDX: 0000000000000000 RSI: 0000000000000081 RDI: 0000000000000003 [ 44.946567] RBP: 0000000000000000 R08: 0000000000761268 R09: ffffffffffffffff [ 44.953813] R10: 00007fffde4364d0 R11: 0000000000000293 R12: 000000000075bfc8 [ 44.961062] R13: 0000000000000003 R14: 0000000000761270 R15: 000000000075bfd4 [ 44.985924] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 44.992320] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 45.002029] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.011811] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 45.019665] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.027125] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.033503] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.040591] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 45.048872] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.056518] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.063178] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.070059] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 45.077585] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready 2020/03/28 07:48:44 executed programs: 6 [ 45.085304] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 45.092907] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 45.100622] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 45.108199] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 45.115860] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 45.132427] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.139934] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 45.147387] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.154922] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 45.162731] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.170434] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.176866] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.183848] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 45.191315] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.198777] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 45.206176] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.215143] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.225083] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 45.233258] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 45.241578] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 45.248851] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 45.255674] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 45.262728] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 45.271849] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 45.287125] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 45.296785] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 45.306413] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 45.323950] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 45.340604] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 45.351489] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 45.374353] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 45.399049] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 45.432045] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 45.450954] 8021q: adding VLAN 0 to HW filter on device bond0 [ 45.456970] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 45.486564] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.496095] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 45.504862] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 45.511058] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 45.519802] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.528596] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 45.534615] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 45.544165] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 45.551635] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 45.558750] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.566616] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 45.572866] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.583470] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 45.592056] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 45.600274] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 45.607911] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.617396] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.623764] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.631148] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 45.641664] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 45.649762] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 45.657185] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 45.665190] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.673083] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.679446] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.688115] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.695297] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 45.705971] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 45.713737] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 45.723402] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 45.731800] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 45.739636] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 45.747183] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 45.755883] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 45.763128] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 45.771629] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 45.780633] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 45.791157] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 45.799288] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.813022] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 45.820624] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 45.828109] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.837768] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 45.844264] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 45.854623] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 45.863223] 8021q: adding VLAN 0 to HW filter on device batadv0 2020/03/28 07:48:49 executed programs: 634