Warning: Permanently added '10.128.1.47' (ECDSA) to the list of known hosts. 2019/12/03 05:27:54 fuzzer started 2019/12/03 05:27:56 dialing manager at 10.128.0.26:38907 2019/12/03 05:27:56 syscalls: 2697 2019/12/03 05:27:56 code coverage: enabled 2019/12/03 05:27:56 comparison tracing: enabled 2019/12/03 05:27:56 extra coverage: extra coverage is not supported by the kernel 2019/12/03 05:27:56 setuid sandbox: enabled 2019/12/03 05:27:56 namespace sandbox: enabled 2019/12/03 05:27:56 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 05:27:56 fault injection: enabled 2019/12/03 05:27:56 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 05:27:56 net packet injection: enabled 2019/12/03 05:27:56 net device setup: enabled 2019/12/03 05:27:56 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 05:27:56 devlink PCI setup: PCI device 0000:00:10.0 is not available 05:27:57 executing program 0: ustat(0x10, &(0x7f0000000000)) 05:27:57 executing program 1: r0 = socket(0x1, 0x5, 0x0) recvmsg$can_j1939(r0, &(0x7f00000003c0)={0x0, 0x0, 0x0}, 0x0) [ 57.471690][ T8148] IPVS: ftp: loaded support on port[0] = 21 [ 57.662406][ T8148] chnl_net:caif_netlink_parms(): no params data found [ 57.690484][ T8151] IPVS: ftp: loaded support on port[0] = 21 05:27:57 executing program 2: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f0000000280)={0x0, @in={{0xa, 0x0, @local}}, 0x0, 0x0, 0x0, 0x0, 0x300}, 0x9c) r1 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) getsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f0000000040)={r2, @in6={{0xa, 0x0, 0x0, @empty}}}, &(0x7f0000000200)=0x98) [ 57.734932][ T8148] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.743139][ T8148] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.752807][ T8148] device bridge_slave_0 entered promiscuous mode [ 57.794714][ T8148] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.812090][ T8148] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.821400][ T8148] device bridge_slave_1 entered promiscuous mode [ 57.875673][ T8148] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.903247][ T8148] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.947010][ T8148] team0: Port device team_slave_0 added [ 57.964765][ T8148] team0: Port device team_slave_1 added 05:27:58 executing program 3: r0 = syz_open_procfs(0x0, &(0x7f0000000080)='projid_map\x00') writev(r0, &(0x7f0000000100)=[{&(0x7f0000000000)='+', 0x1}], 0x1) [ 58.033081][ T8151] chnl_net:caif_netlink_parms(): no params data found [ 58.093808][ T8148] device hsr_slave_0 entered promiscuous mode [ 58.161633][ T8148] device hsr_slave_1 entered promiscuous mode [ 58.240817][ T8151] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.249412][ T8154] IPVS: ftp: loaded support on port[0] = 21 [ 58.263161][ T8156] IPVS: ftp: loaded support on port[0] = 21 [ 58.281149][ T8151] bridge0: port 1(bridge_slave_0) entered disabled state 05:27:58 executing program 4: mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x40031, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000068000/0x3000)=nil, 0x3000, 0x2, 0x840000000000a132, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000400)='memory.events\x00', 0x7a05, 0x1700) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000400)='memory.events\x00', 0x7a05, 0x1700) pwrite64(r2, &(0x7f0000000200)="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", 0x200, 0x3200) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0xfffffcbe) ioctl$FS_IOC_RESVSP(r0, 0x40305828, &(0x7f0000000280)={0x0, 0x0, 0x0, 0x24ba1dc0}) [ 58.288841][ T8151] device bridge_slave_0 entered promiscuous mode [ 58.328232][ T8151] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.351295][ T8151] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.359201][ T8151] device bridge_slave_1 entered promiscuous mode [ 58.416993][ T8151] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.450104][ T8151] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.477098][ T8148] netdevsim netdevsim0 netdevsim0: renamed from eth0 05:27:58 executing program 5: mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000280)='./file0\x00', &(0x7f00000003c0)='tmpfs\x00', 0x0, 0x0) chdir(&(0x7f00000000c0)='./file0\x00') mkdir(&(0x7f0000000040)='./file1\x00', 0x0) mkdir(&(0x7f0000000340)='./file0\x00', 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) mount$overlay(0x400000, &(0x7f0000000300)='./file0\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='upperdir=./file0,lowerdir=.:file0,workdir=./file1']) [ 58.533576][ T8148] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 58.613467][ T8148] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 58.673244][ T8148] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 58.717156][ T8151] team0: Port device team_slave_0 added [ 58.724565][ T8151] team0: Port device team_slave_1 added [ 58.754033][ T8158] IPVS: ftp: loaded support on port[0] = 21 [ 58.767129][ T8160] IPVS: ftp: loaded support on port[0] = 21 [ 58.853661][ T8151] device hsr_slave_0 entered promiscuous mode [ 58.901367][ T8151] device hsr_slave_1 entered promiscuous mode [ 58.961254][ T8151] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.014789][ T8154] chnl_net:caif_netlink_parms(): no params data found [ 59.049341][ T8156] chnl_net:caif_netlink_parms(): no params data found [ 59.097186][ T8151] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 59.155796][ T8151] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 59.204459][ T8151] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 59.277252][ T8151] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 59.335591][ T8154] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.342810][ T8154] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.350452][ T8154] device bridge_slave_0 entered promiscuous mode [ 59.359561][ T8154] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.367066][ T8154] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.374762][ T8154] device bridge_slave_1 entered promiscuous mode [ 59.414017][ T8154] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.424977][ T8154] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.440667][ T8156] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.447951][ T8156] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.455713][ T8156] device bridge_slave_0 entered promiscuous mode [ 59.463615][ T8156] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.470662][ T8156] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.478555][ T8156] device bridge_slave_1 entered promiscuous mode [ 59.498403][ T8154] team0: Port device team_slave_0 added [ 59.505878][ T8154] team0: Port device team_slave_1 added [ 59.579746][ T8158] chnl_net:caif_netlink_parms(): no params data found [ 59.589044][ T8156] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.600927][ T8156] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.663923][ T8154] device hsr_slave_0 entered promiscuous mode [ 59.731387][ T8154] device hsr_slave_1 entered promiscuous mode [ 59.771744][ T8154] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.812369][ T8148] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.852746][ T8160] chnl_net:caif_netlink_parms(): no params data found [ 59.868992][ T8156] team0: Port device team_slave_0 added [ 59.878872][ T8156] team0: Port device team_slave_1 added [ 59.884910][ T8158] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.892480][ T8158] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.900114][ T8158] device bridge_slave_0 entered promiscuous mode [ 59.917729][ T8148] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.933738][ T8158] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.940888][ T8158] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.948717][ T8158] device bridge_slave_1 entered promiscuous mode [ 59.961811][ T3900] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.970227][ T3900] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.977936][ T3900] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.986441][ T3900] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.996062][ T3900] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.003244][ T3900] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.012060][ T3900] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.050550][ T8154] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 60.105356][ T8158] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.125298][ T8151] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.134494][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.143608][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.152730][ T3192] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.159783][ T3192] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.167523][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.176210][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.185004][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.194313][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.202853][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.212517][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.221382][ T3192] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.232268][ T8154] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 60.275104][ T8158] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.284926][ T8160] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.292155][ T8160] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.299788][ T8160] device bridge_slave_0 entered promiscuous mode [ 60.343077][ T8156] device hsr_slave_0 entered promiscuous mode [ 60.391746][ T8156] device hsr_slave_1 entered promiscuous mode [ 60.431562][ T8156] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.442422][ T3900] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.451304][ T3900] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.462371][ T8148] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 60.475171][ T8148] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.483420][ T8154] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 60.526859][ T8154] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 60.562757][ T8160] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.569883][ T8160] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.578662][ T8160] device bridge_slave_1 entered promiscuous mode [ 60.605368][ T8160] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.616180][ T8166] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.625197][ T8166] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.644433][ T8158] team0: Port device team_slave_0 added [ 60.658328][ T8151] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.669437][ T8160] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.687901][ T8148] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.696283][ T8158] team0: Port device team_slave_1 added [ 60.707205][ T3900] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.715825][ T3900] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.723782][ T3900] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.732611][ T3900] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.740918][ T3900] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.748031][ T3900] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.755880][ T3900] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 60.763476][ T3900] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 60.771227][ T3900] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.865308][ T8158] device hsr_slave_0 entered promiscuous mode [ 60.912473][ T8158] device hsr_slave_1 entered promiscuous mode [ 60.951248][ T8158] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.970272][ T3894] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.979581][ T3894] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.988134][ T3894] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.995219][ T3894] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.004126][ T8156] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 61.068796][ T8156] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 61.124481][ T8156] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 166.161049][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 166.168041][ C1] (detected by 1, t=10502 jiffies, g=6125, q=125) [ 166.174531][ C1] rcu: All QSes seen, last rcu_preempt kthread activity 10503 (4294953768-4294943265), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 166.187872][ C1] kworker/u4:2 R running task 26904 78 2 0x80004008 [ 166.195771][ C1] Workqueue: events_unbound fsnotify_connector_destroy_workfn [ 166.203212][ C1] Call Trace: [ 166.206484][ C1] [ 166.209455][ C1] sched_show_task+0x40f/0x560 [ 166.214236][ C1] rcu_sched_clock_irq+0x1861/0x1ad0 [ 166.219525][ C1] update_process_times+0x12d/0x180 [ 166.224719][ C1] tick_sched_timer+0x263/0x420 [ 166.229563][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 166.235123][ C1] __hrtimer_run_queues+0x403/0x840 [ 166.240537][ C1] hrtimer_interrupt+0x38c/0xda0 [ 166.245491][ C1] ? debug_smp_processor_id+0x9/0x20 [ 166.250769][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 166.256305][ C1] apic_timer_interrupt+0xf/0x20 [ 166.261222][ C1] [ 166.264159][ C1] RIP: 0010:free_thread_stack+0x151/0x590 [ 166.269862][ C1] Code: 31 f6 e8 42 af 6e 00 43 80 3c 2e 00 74 08 4c 89 e7 e8 43 a4 69 00 49 8b 1c 24 48 83 c3 08 48 89 d8 48 c1 e8 03 42 80 3c 28 00 <74> 08 48 89 df e8 25 a4 69 00 48 8b 3b be fc ff ff ff e8 28 04 00 [ 166.289559][ C1] RSP: 0018:ffffc900010b7908 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 166.297960][ C1] RAX: 1ffff110125a1a71 RBX: ffff888092d0d388 RCX: 0000000000000000 [ 166.305931][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea0002a10c00 [ 166.313895][ C1] RBP: ffffc900010b7940 R08: dffffc0000000000 R09: fffffbfff120248a [ 166.321861][ C1] R10: fffffbfff120248a R11: 0000000000000000 R12: ffff888092d0d420 [ 166.329819][ C1] R13: dffffc0000000000 R14: 1ffff110125a1a84 R15: ffff8880a96fd5e8 [ 166.337806][ C1] ? free_thread_stack+0x12e/0x590 [ 166.342908][ C1] put_task_stack+0xa3/0x130 [ 166.347571][ C1] finish_task_switch+0x3f1/0x550 [ 166.352587][ C1] __schedule+0x9a8/0xcc0 [ 166.356913][ C1] ? ___preempt_schedule+0x16/0x18 [ 166.362010][ C1] preempt_schedule+0xdb/0x120 [ 166.366759][ C1] ___preempt_schedule+0x16/0x18 [ 166.371683][ C1] _raw_spin_unlock_irqrestore+0xcc/0xe0 [ 166.377302][ C1] __call_srcu+0x7ab/0xb00 [ 166.381716][ C1] __synchronize_srcu+0x1cf/0x260 [ 166.386726][ C1] ? rcu_read_lock_any_held+0x1a0/0x1a0 [ 166.392276][ C1] synchronize_srcu+0x2cb/0x2f0 [ 166.397112][ C1] fsnotify_connector_destroy_workfn+0x44/0xb0 [ 166.403250][ C1] process_one_work+0x7ef/0x10d0 [ 166.408191][ C1] worker_thread+0xc01/0x1630 [ 166.412873][ C1] kthread+0x332/0x350 [ 166.417011][ C1] ? rcu_lock_release+0x30/0x30 [ 166.421855][ C1] ? kthread_blkcg+0xe0/0xe0 [ 166.426465][ C1] ret_from_fork+0x24/0x30 [ 166.430890][ C1] rcu: rcu_preempt kthread starved for 10528 jiffies! g6125 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 166.441988][ C1] rcu: RCU grace-period kthread stack dump: [ 166.447858][ C1] rcu_preempt R running task 29032 10 2 0x80004000 [ 166.455741][ C1] Call Trace: [ 166.459017][ C1] __schedule+0x9a0/0xcc0 [ 166.463775][ C1] schedule+0x181/0x210 [ 166.468134][ C1] schedule_timeout+0x14f/0x240 [ 166.472991][ C1] ? run_local_timers+0x120/0x120 [ 166.478021][ C1] rcu_gp_kthread+0xed8/0x1770 [ 166.482789][ C1] kthread+0x332/0x350 [ 166.486850][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 166.492231][ C1] ? kthread_blkcg+0xe0/0xe0 [ 166.496806][ C1] ret_from_fork+0x24/0x30