Warning: Permanently added '10.128.1.3' (ECDSA) to the list of known hosts. 2019/12/03 21:01:03 fuzzer started 2019/12/03 21:01:04 dialing manager at 10.128.0.26:42111 2019/12/03 21:01:04 syscalls: 2689 2019/12/03 21:01:04 code coverage: enabled 2019/12/03 21:01:04 comparison tracing: enabled 2019/12/03 21:01:04 extra coverage: extra coverage is not supported by the kernel 2019/12/03 21:01:04 setuid sandbox: enabled 2019/12/03 21:01:04 namespace sandbox: enabled 2019/12/03 21:01:04 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 21:01:04 fault injection: enabled 2019/12/03 21:01:04 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 21:01:04 net packet injection: enabled 2019/12/03 21:01:04 net device setup: enabled 2019/12/03 21:01:04 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 21:01:04 devlink PCI setup: PCI device 0000:00:10.0 is not available 21:01:05 executing program 0: unshare(0x8020600) r0 = mq_open(&(0x7f0000000000)=',\x00', 0x6e93ebbbcc0884f2, 0x0, 0x0) read(r0, 0x0, 0x0) 21:01:06 executing program 1: r0 = socket$inet6(0xa, 0x3, 0x6b) ioctl(r0, 0x1000008912, &(0x7f0000000040)="0815b5055e0bcfe87b3071") r1 = socket$inet(0x2, 0x2000080001, 0x84) bind$inet(r1, &(0x7f0000000080)={0x2, 0x0, @loopback}, 0x10) sendmsg$inet_sctp(r1, &(0x7f0000000180)={&(0x7f0000000000)=@in={0x2, 0x0, @remote}, 0x10, &(0x7f00000000c0)=[{&(0x7f0000000140)="e6", 0x5a}], 0x1, &(0x7f0000000100)=[@dstaddrv4={0x18, 0x84, 0x7, @remote}], 0x18}, 0x0) syzkaller login: [ 56.441279][ T8286] IPVS: ftp: loaded support on port[0] = 21 21:01:06 executing program 2: mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x40031, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0xa, 0x6, 0x0) setsockopt$sock_attach_bpf(r0, 0x10d, 0x2, &(0x7f0000000000), 0x4) [ 56.582521][ T8286] chnl_net:caif_netlink_parms(): no params data found [ 56.601848][ T8288] IPVS: ftp: loaded support on port[0] = 21 [ 56.626918][ T8286] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.635463][ T8286] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.645650][ T8286] device bridge_slave_0 entered promiscuous mode [ 56.655811][ T8286] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.663497][ T8286] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.671403][ T8286] device bridge_slave_1 entered promiscuous mode [ 56.703713][ T8286] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.714733][ T8286] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.745674][ T8286] team0: Port device team_slave_0 added [ 56.754939][ T8286] team0: Port device team_slave_1 added [ 56.816486][ T8286] device hsr_slave_0 entered promiscuous mode 21:01:06 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000240)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) fcntl$setsig(0xffffffffffffffff, 0xa, 0x1e) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000fe6000/0x18000)=nil, 0x0, 0x0, 0x0, &(0x7f0000000140)=[@cr4={0x1, 0x40000}], 0x1) [ 56.874272][ T8286] device hsr_slave_1 entered promiscuous mode [ 56.954877][ T8291] IPVS: ftp: loaded support on port[0] = 21 [ 57.103808][ T8294] IPVS: ftp: loaded support on port[0] = 21 [ 57.112914][ T8286] netdevsim netdevsim0 netdevsim0: renamed from eth0 21:01:06 executing program 4: mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x4) futex(&(0x7f0000000200), 0x0, 0x0, &(0x7f0000000100), 0x0, 0x0) [ 57.165850][ T8286] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 57.239440][ T8286] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 57.284758][ T8288] chnl_net:caif_netlink_parms(): no params data found 21:01:07 executing program 5: r0 = socket$kcm(0xa, 0x2, 0x11) getsockopt$kcm_KCM_RECV_DISABLE(r0, 0x11, 0x64, 0x0, 0x71a000) [ 57.326077][ T8286] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 57.484439][ T8296] IPVS: ftp: loaded support on port[0] = 21 [ 57.506207][ T8288] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.514340][ T8288] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.522041][ T8288] device bridge_slave_0 entered promiscuous mode [ 57.532050][ T8286] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.539276][ T8286] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.547133][ T8286] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.554222][ T8286] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.567372][ T8291] chnl_net:caif_netlink_parms(): no params data found [ 57.583048][ T8288] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.590167][ T8288] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.593473][ T8299] IPVS: ftp: loaded support on port[0] = 21 [ 57.603970][ T8288] device bridge_slave_1 entered promiscuous mode [ 57.623382][ T45] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.632481][ T45] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.679925][ T8291] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.687738][ T8291] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.696312][ T8291] device bridge_slave_0 entered promiscuous mode [ 57.753371][ T8291] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.760632][ T8291] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.770257][ T8291] device bridge_slave_1 entered promiscuous mode [ 57.778275][ T8288] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.798267][ T8288] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.812699][ T8294] chnl_net:caif_netlink_parms(): no params data found [ 57.857907][ T8288] team0: Port device team_slave_0 added [ 57.866109][ T8288] team0: Port device team_slave_1 added [ 57.874532][ T8291] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.887844][ T8291] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.938985][ T8286] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.015942][ T8288] device hsr_slave_0 entered promiscuous mode [ 58.053392][ T8288] device hsr_slave_1 entered promiscuous mode [ 58.093119][ T8288] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.106825][ T8291] team0: Port device team_slave_0 added [ 58.153312][ T8291] team0: Port device team_slave_1 added [ 58.160206][ T8294] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.167973][ T8294] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.177091][ T8294] device bridge_slave_0 entered promiscuous mode [ 58.187108][ T8294] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.194314][ T8294] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.202133][ T8294] device bridge_slave_1 entered promiscuous mode [ 58.222584][ T8294] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.233616][ T8296] chnl_net:caif_netlink_parms(): no params data found [ 58.296633][ T8291] device hsr_slave_0 entered promiscuous mode [ 58.363323][ T8291] device hsr_slave_1 entered promiscuous mode [ 58.433143][ T8291] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.441579][ T8299] chnl_net:caif_netlink_parms(): no params data found [ 58.451493][ T8294] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.500090][ T8288] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 58.568292][ T8288] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 58.629188][ T8286] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.659725][ T8288] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 58.710950][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.719932][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.727752][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.736444][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.745076][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.752140][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.777490][ T8294] team0: Port device team_slave_0 added [ 58.787359][ T8294] team0: Port device team_slave_1 added [ 58.794797][ T8296] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.801984][ T8296] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.810082][ T8296] device bridge_slave_0 entered promiscuous mode [ 58.822353][ T8296] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.829470][ T8296] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.837526][ T8296] device bridge_slave_1 entered promiscuous mode [ 58.844513][ T8288] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 58.895116][ T2726] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 58.903877][ T2726] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.912401][ T2726] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.919627][ T2726] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.928926][ T8291] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 58.995344][ T8291] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 59.083403][ T3065] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.098769][ T8291] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 59.124636][ T8299] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.131740][ T8299] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.142338][ T8299] device bridge_slave_0 entered promiscuous mode [ 59.150582][ T8299] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.158044][ T8299] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.166062][ T8299] device bridge_slave_1 entered promiscuous mode [ 59.179026][ T8296] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.191035][ T8296] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.204645][ T2726] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.214074][ T2726] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.222493][ T2726] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.231955][ T2726] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.240352][ T2726] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.249145][ T8291] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 59.337542][ T2726] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.346845][ T2726] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.356041][ T2726] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.444685][ T8294] device hsr_slave_0 entered promiscuous mode [ 59.494093][ T8294] device hsr_slave_1 entered promiscuous mode [ 59.533094][ T8294] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.546143][ T8299] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.557542][ T8299] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.595487][ T8296] team0: Port device team_slave_0 added [ 59.610384][ T8296] team0: Port device team_slave_1 added [ 59.632402][ T8286] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 59.646568][ T8286] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.656206][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.665259][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.681771][ T8299] team0: Port device team_slave_0 added [ 59.746087][ T8296] device hsr_slave_0 entered promiscuous mode [ 59.783339][ T8296] device hsr_slave_1 entered promiscuous mode [ 59.853439][ T8296] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.897454][ T8299] team0: Port device team_slave_1 added [ 59.921109][ T8294] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 59.975834][ T8296] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 60.015378][ T8296] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 60.095243][ T8299] device hsr_slave_0 entered promiscuous mode [ 60.143533][ T8299] device hsr_slave_1 entered promiscuous mode [ 60.173119][ T8299] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.194907][ T8294] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 60.245040][ T8296] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 60.294094][ T3065] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 60.301511][ T3065] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 60.315110][ T8288] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.327104][ T8294] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 60.386952][ T8296] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 60.449579][ T8286] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.462629][ T8294] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 60.509349][ T8291] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.547510][ T8288] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.563497][ T3065] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.571238][ T3065] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.579726][ T8299] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 60.645118][ T8299] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 60.698466][ T8291] 8021q: adding VLAN 0 to HW filter on device team0 [ 165.752833][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 165.759749][ C0] rcu: 0-...!: (10499 ticks this GP) idle=5fa/1/0x4000000000000002 softirq=10942/10942 fqs=3 [ 165.770217][ C0] (t=10501 jiffies g=6541 q=98) [ 165.775141][ C0] rcu: rcu_preempt kthread starved for 10496 jiffies! g6541 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 165.786223][ C0] rcu: RCU grace-period kthread stack dump: [ 165.792110][ C0] rcu_preempt R running task 29032 10 2 0x80004000 [ 165.800001][ C0] Call Trace: [ 165.803553][ C0] __schedule+0x9a0/0xcc0 [ 165.807897][ C0] schedule+0x181/0x210 [ 165.812038][ C0] schedule_timeout+0x14f/0x240 [ 165.816911][ C0] ? run_local_timers+0x120/0x120 [ 165.821923][ C0] rcu_gp_kthread+0xed8/0x1770 [ 165.826688][ C0] kthread+0x332/0x350 [ 165.830741][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 165.835849][ C0] ? kthread_blkcg+0xe0/0xe0 [ 165.840425][ C0] ret_from_fork+0x24/0x30 [ 165.844844][ C0] NMI backtrace for cpu 0 [ 165.849162][ C0] CPU: 0 PID: 8302 Comm: kworker/0:3 Not tainted 5.4.0-syzkaller #0 [ 165.857290][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 165.867365][ C0] Workqueue: rcu_gp process_srcu [ 165.872304][ C0] Call Trace: [ 165.875585][ C0] [ 165.878426][ C0] dump_stack+0x1fb/0x318 [ 165.882746][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 165.887582][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 165.893732][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 165.899784][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 165.905750][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 165.911801][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 165.916904][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 165.922093][ C0] ? trace_hardirqs_off+0x74/0x80 [ 165.927108][ C0] update_process_times+0x12d/0x180 [ 165.932304][ C0] tick_sched_timer+0x263/0x420 [ 165.937168][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 165.942702][ C0] __hrtimer_run_queues+0x403/0x840 [ 165.947905][ C0] hrtimer_interrupt+0x38c/0xda0 [ 165.952863][ C0] ? debug_smp_processor_id+0x9/0x20 [ 165.958935][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 165.964572][ C0] apic_timer_interrupt+0xf/0x20 [ 165.969495][ C0] [ 165.972432][ C0] RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x50 [ 165.978587][ C0] Code: 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 e5 53 48 89 fb e8 13 00 00 00 48 8b 3d 74 25 cd 07 48 89 de e8 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 [ 165.999253][ C0] RSP: 0018:ffffc900024078f0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 166.008451][ C0] RAX: 1ffff110152e1e71 RBX: ffffea00028dc540 RCX: ffff8880a2cfe240 [ 166.016414][ C0] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea00028dc540 [ 166.024389][ C0] RBP: ffffc90002407930 R08: 000000000003a768 R09: fffffbfff120248a [ 166.032350][ C0] R10: fffffbfff120248a R11: 0000000000000000 R12: ffff8880a970f420 [ 166.040313][ C0] R13: dffffc0000000000 R14: 1ffff110152e1e84 R15: ffff8880941c35a8 [ 166.048426][ C0] ? free_thread_stack+0x124/0x590 [ 166.053530][ C0] put_task_stack+0xa3/0x130 [ 166.058112][ C0] finish_task_switch+0x3f1/0x550 [ 166.063138][ C0] __schedule+0x9a8/0xcc0 [ 166.067600][ C0] preempt_schedule_irq+0xc1/0x140 [ 166.072703][ C0] retint_kernel+0x1b/0x2b [ 166.077217][ C0] RIP: 0010:delay_tsc+0x96/0xf0 [ 166.082056][ C0] Code: fb 41 89 c7 0f 01 f9 66 90 49 89 d4 49 c1 e4 20 49 09 c4 eb 29 0f 1f 44 00 00 66 2e 0f 1f 84 00 00 00 00 00 a8 01 75 ca f3 90 01 00 00 00 e8 10 cb 67 f9 e8 1b a3 a8 fb 41 39 c7 75 bb 0f 01 [ 166.101993][ C0] RSP: 0018:ffffc90002407b48 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 166.110392][ C0] RAX: 0000000080000000 RBX: 000000000000241d RCX: 0000000000000001 [ 166.118362][ C0] RDX: 0000000000000022 RSI: 0000000000000001 RDI: 0000000000000001 [ 166.126325][ C0] RBP: ffffc90002407b68 R08: ffffffff8393da27 R09: fffffbfff1455efd [ 166.134283][ C0] R10: fffffbfff1455efd R11: 0000000000000000 R12: 000000229b4968a7 [ 166.142265][ C0] R13: 0000000000000000 R14: 0000000000002ced R15: 0000000000000000 [ 166.150246][ C0] ? check_preemption_disabled+0x37/0x260 [ 166.155956][ C0] ? delay_tsc+0xc6/0xf0 [ 166.160188][ C0] __const_udelay+0x5e/0x70 [ 166.164694][ C0] try_check_zero+0x6e/0x380 [ 166.169277][ C0] process_srcu+0x1b7/0xd20 [ 166.173783][ C0] process_one_work+0x7ef/0x10d0 [ 166.178734][ C0] worker_thread+0xc01/0x1630 [ 166.183416][ C0] kthread+0x332/0x350 [ 166.187476][ C0] ? rcu_lock_release+0x30/0x30 [ 166.192312][ C0] ? kthread_blkcg+0xe0/0xe0 [ 166.196889][ C0] ret_from_fork+0x24/0x30