Warning: Permanently added '10.128.0.134' (ECDSA) to the list of known hosts. 2019/12/03 09:29:27 fuzzer started 2019/12/03 09:29:29 dialing manager at 10.128.0.26:38907 2019/12/03 09:29:29 syscalls: 2697 2019/12/03 09:29:29 code coverage: enabled 2019/12/03 09:29:29 comparison tracing: enabled 2019/12/03 09:29:29 extra coverage: extra coverage is not supported by the kernel 2019/12/03 09:29:29 setuid sandbox: enabled 2019/12/03 09:29:29 namespace sandbox: enabled 2019/12/03 09:29:29 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 09:29:29 fault injection: enabled 2019/12/03 09:29:29 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 09:29:29 net packet injection: enabled 2019/12/03 09:29:29 net device setup: enabled 2019/12/03 09:29:29 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 09:29:29 devlink PCI setup: PCI device 0000:00:10.0 is not available 09:29:30 executing program 0: r0 = syz_open_dev$sg(&(0x7f00000003c0)='/dev/sg#\x00', 0x0, 0x0) unshare(0x20600) ioctl$SG_SET_DEBUG(r0, 0x1276, 0x0) 09:29:30 executing program 1: r0 = socket$pppoe(0x18, 0x1, 0x0) socket$inet_udp(0x2, 0x2, 0x0) gettid() tkill(0xffffffffffffffff, 0x33) mknod$loop(&(0x7f0000000080)='./file0\x00', 0x0, 0xffffffffffffffff) openat$null(0xffffffffffffff9c, 0x0, 0x0, 0x0) getpgrp(0x0) socket$inet(0x2, 0x4000000805, 0x0) socket$inet_sctp(0x2, 0x5, 0x84) clone(0x4007fc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) mount(&(0x7f0000000040)=@nullb='[d::],0::6:\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='ceph\x00', 0x0, 0x0) connect$pppoe(r0, &(0x7f0000000080)={0x18, 0x0, {0x5, @local, 'bridge0\x00'}}, 0x1e) sendmmsg(r0, &(0x7f000000d180), 0x4000000000000eb, 0x0) [ 58.862859][ T8184] IPVS: ftp: loaded support on port[0] = 21 09:29:31 executing program 2: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f00000000c0)={0x26, 'hash\x00', 0x0, 0x0, 'tgr160-generic\x00'}, 0x58) r1 = accept4(r0, 0x0, 0x0, 0x0) r2 = syz_open_procfs(0x0, &(0x7f0000000040)='net/ip_tables_targets\x00') sendfile(r1, r2, 0x0, 0x1000007ffff000) accept$packet(r1, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) [ 59.029784][ T8184] chnl_net:caif_netlink_parms(): no params data found [ 59.069135][ T8187] IPVS: ftp: loaded support on port[0] = 21 [ 59.168939][ T8184] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.178169][ T8184] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.186701][ T8184] device bridge_slave_0 entered promiscuous mode [ 59.202480][ T8189] IPVS: ftp: loaded support on port[0] = 21 [ 59.221543][ T8184] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.229618][ T8184] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.238537][ T8184] device bridge_slave_1 entered promiscuous mode 09:29:31 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x3) r2 = dup(r1) r3 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) recvmsg(r2, &(0x7f0000000600)={0x0, 0x0, 0x0}, 0x120) [ 59.298327][ T8184] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.310820][ T8184] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.379241][ T8184] team0: Port device team_slave_0 added [ 59.409811][ T8184] team0: Port device team_slave_1 added [ 59.482541][ T8187] chnl_net:caif_netlink_parms(): no params data found 09:29:31 executing program 4: r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$sock_int(r0, 0x1, 0xb, &(0x7f00000000c0)=0x2, 0x4) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @dev, 0x4}, 0x1c) r1 = socket$l2tp(0x18, 0x1, 0x1) connect$inet6(r0, &(0x7f0000003040)={0xa, 0x0, 0x0, @ipv4={[], [], @multicast1}}, 0x1c) connect$l2tp(r1, &(0x7f0000000140)=@pppol2tpv3={0x18, 0x1, {0x0, r0, {0x2, 0x0, @multicast2}, 0x4}}, 0x2e) sendmmsg(r1, &(0x7f0000009300)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0) [ 59.527755][ T8184] device hsr_slave_0 entered promiscuous mode [ 59.587296][ T8184] device hsr_slave_1 entered promiscuous mode [ 59.676710][ T8189] chnl_net:caif_netlink_parms(): no params data found [ 59.685145][ T8193] IPVS: ftp: loaded support on port[0] = 21 [ 59.724743][ T8184] netdevsim netdevsim0 netdevsim0: renamed from eth0 09:29:31 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/kvm\x00', 0x0, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r0, 0xc008ae88, &(0x7f0000000000)={0x8d, 0x0, [0x600000483]}) [ 59.796986][ T8184] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 59.878675][ T8184] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 59.937024][ T8184] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 60.005182][ T8187] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.012262][ T8187] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.022714][ T8195] IPVS: ftp: loaded support on port[0] = 21 [ 60.029715][ T8187] device bridge_slave_0 entered promiscuous mode [ 60.039922][ T8187] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.047698][ T8187] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.057261][ T8197] IPVS: ftp: loaded support on port[0] = 21 [ 60.063837][ T8187] device bridge_slave_1 entered promiscuous mode [ 60.081390][ T8187] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.111096][ T8187] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.153766][ T8187] team0: Port device team_slave_0 added [ 60.162665][ T8187] team0: Port device team_slave_1 added [ 60.172431][ T8189] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.180026][ T8189] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.189242][ T8189] device bridge_slave_0 entered promiscuous mode [ 60.198210][ T8189] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.205395][ T8189] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.212902][ T8189] device bridge_slave_1 entered promiscuous mode [ 60.243961][ T8189] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.287492][ T8187] device hsr_slave_0 entered promiscuous mode [ 60.325255][ T8187] device hsr_slave_1 entered promiscuous mode [ 60.365145][ T8187] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.383355][ T8189] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.409689][ T8189] team0: Port device team_slave_0 added [ 60.438408][ T8189] team0: Port device team_slave_1 added [ 60.475315][ T8187] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 60.507641][ T8187] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 60.568537][ T8187] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 60.669627][ T8187] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 60.757648][ T8189] device hsr_slave_0 entered promiscuous mode [ 60.785136][ T8189] device hsr_slave_1 entered promiscuous mode [ 60.854922][ T8189] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.925746][ T8195] chnl_net:caif_netlink_parms(): no params data found [ 60.939640][ T8184] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.950141][ T8197] chnl_net:caif_netlink_parms(): no params data found [ 60.974709][ T8193] chnl_net:caif_netlink_parms(): no params data found [ 61.000559][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.008700][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.022692][ T8189] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 61.070924][ T8189] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 61.135946][ T8184] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.157884][ T8189] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 61.237938][ T8189] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 61.287238][ T3755] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.295913][ T3755] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.304195][ T3755] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.311376][ T3755] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.319335][ T3755] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.328214][ T3755] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.336726][ T3755] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.343757][ T3755] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.351390][ T3755] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.359868][ T3755] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.372517][ T3755] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.386030][ T8197] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.393099][ T8197] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.401042][ T8197] device bridge_slave_0 entered promiscuous mode [ 61.409503][ T8193] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.417142][ T8193] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.425465][ T8193] device bridge_slave_0 entered promiscuous mode [ 61.437268][ T8195] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.444330][ T8195] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.452130][ T8195] device bridge_slave_0 entered promiscuous mode [ 61.461534][ T8195] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.469667][ T8195] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.477702][ T8195] device bridge_slave_1 entered promiscuous mode [ 61.484452][ T3014] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.493375][ T3014] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.501735][ T3014] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.510300][ T3014] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.518680][ T3014] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.534300][ T8184] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 61.544985][ T8184] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 61.557967][ T8197] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.568115][ T8197] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.575967][ T8197] device bridge_slave_1 entered promiscuous mode [ 61.591399][ T8193] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.602209][ T8193] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.610549][ T8193] device bridge_slave_1 entered promiscuous mode [ 61.628492][ T3014] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.640184][ T3014] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.648850][ T3014] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.657466][ T3014] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.666682][ T3014] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.680250][ T8197] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.704010][ T8197] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.720591][ T8195] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.734438][ T8195] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.752355][ T8193] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.782070][ T8195] team0: Port device team_slave_0 added [ 61.794744][ T8195] team0: Port device team_slave_1 added [ 61.802393][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.810098][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.821336][ T8187] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.829287][ T8193] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.843162][ T8197] team0: Port device team_slave_0 added [ 61.851431][ T8197] team0: Port device team_slave_1 added [ 61.861078][ T8184] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.881853][ T8193] team0: Port device team_slave_0 added [ 61.906728][ T8189] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.941213][ T8187] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.952092][ T8193] team0: Port device team_slave_1 added [ 61.972121][ T3755] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.980042][ T3755] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.036816][ T8197] device hsr_slave_0 entered promiscuous mode [ 62.085248][ T8197] device hsr_slave_1 entered promiscuous mode [ 62.144945][ T8197] debugfs: Directory 'hsr0' with parent '/' already present! [ 62.207502][ T8195] device hsr_slave_0 entered promiscuous mode [ 62.265347][ T8195] device hsr_slave_1 entered promiscuous mode [ 62.305147][ T8195] debugfs: Directory 'hsr0' with parent '/' already present! [ 62.323159][ T8189] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.350223][ T3755] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.359271][ T3755] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.376715][ T3755] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 167.394779][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 167.401918][ C0] (detected by 0, t=10502 jiffies, g=6229, q=41) [ 167.408335][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10503 (4294953890-4294943387), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 167.421686][ C0] syz-executor.0 R running task 27560 8206 8184 0x0000400e [ 167.430453][ C0] Call Trace: [ 167.433730][ C0] [ 167.436583][ C0] sched_show_task+0x40f/0x560 [ 167.441355][ C0] rcu_sched_clock_irq+0x1861/0x1ad0 [ 167.446656][ C0] update_process_times+0x12d/0x180 [ 167.451849][ C0] tick_sched_timer+0x263/0x420 [ 167.456689][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 167.462223][ C0] __hrtimer_run_queues+0x403/0x840 [ 167.467438][ C0] hrtimer_interrupt+0x38c/0xda0 [ 167.472382][ C0] ? debug_smp_processor_id+0x9/0x20 [ 167.477664][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 167.483205][ C0] apic_timer_interrupt+0xf/0x20 [ 167.488129][ C0] [ 167.491064][ C0] RIP: 0010:__sanitizer_cov_trace_pc+0x22/0x50 [ 167.497305][ C0] Code: 64 02 3b 00 5b 5d c3 cc 48 8b 04 24 65 48 8b 0c 25 c0 1d 02 00 65 8b 15 b8 81 8b 7e f7 c2 00 01 1f 00 75 2c 8b 91 80 13 00 00 <83> fa 02 75 21 48 8b 91 88 13 00 00 48 8b 32 48 8d 7e 01 8b 89 84 [ 167.521961][ C0] RSP: 0018:ffffc90002427aa0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 167.530377][ C0] RAX: ffffffff81486ea4 RBX: ffffea0001b15bc0 RCX: ffff888095618040 [ 167.538346][ C0] RDX: 0000000000000002 RSI: 000000000003ffff RDI: 0000000000040000 [ 167.546302][ C0] RBP: ffffc90002427ae0 R08: dffffc0000000000 R09: fffffbfff1287025 [ 167.554258][ C0] R10: fffffbfff1287025 R11: 0000000000000000 R12: ffff88806c55cea0 [ 167.562217][ C0] R13: dffffc0000000000 R14: 1ffff1100d8ab9d4 R15: ffff888098ee7768 [ 167.570191][ C0] ? free_thread_stack+0x124/0x590 [ 167.575295][ C0] ? free_thread_stack+0x124/0x590 [ 167.580395][ C0] put_task_stack+0xa3/0x130 [ 167.584981][ C0] finish_task_switch+0x3f1/0x550 [ 167.589998][ C0] __schedule+0x9a8/0xcc0 [ 167.594323][ C0] schedule+0x181/0x210 [ 167.598473][ C0] synchronize_rcu_expedited+0x485/0x5a0 [ 167.604103][ C0] ? init_wait_entry+0xe0/0xe0 [ 167.608859][ C0] ? rcu_exp_sel_wait_wake+0x17c0/0x17c0 [ 167.614489][ C0] namespace_unlock+0x1f7/0x410 [ 167.619432][ C0] ? free_nsproxy+0x4e/0x290 [ 167.624007][ C0] put_mnt_ns+0xdf/0x200 [ 167.628249][ C0] free_nsproxy+0x4e/0x290 [ 167.632652][ C0] switch_task_namespaces+0xce/0xe0 [ 167.637842][ C0] ksys_unshare+0x6a0/0xa00 [ 167.642343][ C0] __x64_sys_unshare+0x38/0x40 [ 167.647182][ C0] do_syscall_64+0xf7/0x1c0 [ 167.651679][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 167.657560][ C0] RIP: 0033:0x45a679 [ 167.661442][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 167.681044][ C0] RSP: 002b:00007f6d1fb00c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 167.689465][ C0] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 000000000045a679 [ 167.697434][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000020600 [ 167.705407][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 167.713390][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6d1fb016d4 [ 167.721358][ C0] R13: 00000000004cb0d0 R14: 00000000004e47b0 R15: 00000000ffffffff [ 167.729346][ C0] rcu: rcu_preempt kthread starved for 10535 jiffies! g6229 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 167.740435][ C0] rcu: RCU grace-period kthread stack dump: [ 167.746311][ C0] rcu_preempt R running task 29032 10 2 0x80004000 [ 167.754199][ C0] Call Trace: [ 167.757480][ C0] __schedule+0x9a0/0xcc0 [ 167.761803][ C0] schedule+0x181/0x210 [ 167.765947][ C0] schedule_timeout+0x14f/0x240 [ 167.770781][ C0] ? run_local_timers+0x120/0x120 [ 167.775794][ C0] rcu_gp_kthread+0xed8/0x1770 [ 167.780553][ C0] kthread+0x332/0x350 [ 167.784604][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 167.790351][ C0] ? kthread_blkcg+0xe0/0xe0 [ 167.794926][ C0] ret_from_fork+0x24/0x30