Warning: Permanently added '10.128.0.43' (ECDSA) to the list of known hosts.
2019/12/04 00:26:28 fuzzer started
2019/12/04 00:26:31 dialing manager at 10.128.0.26:42111
syzkaller login: [ 57.295948][ T8329] ld (8329) used greatest stack depth: 23248 bytes left
2019/12/04 00:26:31 syscalls: 2689
2019/12/04 00:26:31 code coverage: enabled
2019/12/04 00:26:31 comparison tracing: enabled
2019/12/04 00:26:31 extra coverage: extra coverage is not supported by the kernel
2019/12/04 00:26:31 setuid sandbox: enabled
2019/12/04 00:26:31 namespace sandbox: enabled
2019/12/04 00:26:31 Android sandbox: /sys/fs/selinux/policy does not exist
2019/12/04 00:26:31 fault injection: enabled
2019/12/04 00:26:31 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled
2019/12/04 00:26:31 net packet injection: enabled
2019/12/04 00:26:31 net device setup: enabled
2019/12/04 00:26:31 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist
2019/12/04 00:26:31 devlink PCI setup: PCI device 0000:00:10.0 is not available
00:26:32 executing program 0:
r0 = openat$adsp1(0xffffffffffffff9c, &(0x7f0000000000)='/dev/adsp1\x00', 0x0, 0x0)
ioctl$SNDCTL_DSP_SPEED(r0, 0xc0045002, &(0x7f0000000080))
ioctl$SNDCTL_DSP_CHANNELS(r0, 0xc0045006, &(0x7f00000001c0)=0xb)
00:26:32 executing program 1:
capget(&(0x7f0000000140), 0x0)
r0 = memfd_create(&(0x7f0000000600)='\x00', 0x0)
write$FUSE_NOTIFY_INVAL_INODE(r0, &(0x7f0000000040)={0xa3}, 0x2e8)
mmap(&(0x7f0000000000/0x7000)=nil, 0x7000, 0x80000000004, 0x11, r0, 0x0)
capset(&(0x7f0000000100), &(0x7f0000000180))
[ 58.653739][ T8334] IPVS: ftp: loaded support on port[0] = 21
[ 58.763711][ T8336] IPVS: ftp: loaded support on port[0] = 21
00:26:32 executing program 2:
r0 = socket(0x10, 0x3, 0x0)
setsockopt$netlink_NETLINK_TX_RING(r0, 0x10e, 0xc, &(0x7f0000000000)={0x8}, 0x10)
sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)=ANY=[@ANYBLOB="2c00000016000b0700000000000000000a000000", @ANYRES32=0x0, @ANYBLOB="0400010000000000000000000000ffff00000000"], 0x2c}}, 0x0)
[ 58.842056][ T8334] chnl_net:caif_netlink_parms(): no params data found
[ 58.960468][ T8334] bridge0: port 1(bridge_slave_0) entered blocking state
[ 58.983711][ T8334] bridge0: port 1(bridge_slave_0) entered disabled state
[ 58.991959][ T8334] device bridge_slave_0 entered promiscuous mode
[ 59.031624][ T8334] bridge0: port 2(bridge_slave_1) entered blocking state
[ 59.039748][ T8334] bridge0: port 2(bridge_slave_1) entered disabled state
[ 59.048285][ T8334] device bridge_slave_1 entered promiscuous mode
[ 59.064974][ T8336] chnl_net:caif_netlink_parms(): no params data found
[ 59.084046][ T8334] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 59.106687][ T8340] IPVS: ftp: loaded support on port[0] = 21
[ 59.117745][ T8334] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 59.157049][ T8336] bridge0: port 1(bridge_slave_0) entered blocking state
[ 59.166213][ T8336] bridge0: port 1(bridge_slave_0) entered disabled state
[ 59.175580][ T8336] device bridge_slave_0 entered promiscuous mode
[ 59.188848][ T8334] team0: Port device team_slave_0 added
00:26:32 executing program 3:
r0 = openat$vim2m(0xffffffffffffff9c, &(0x7f0000000000)='/dev/video35\x00', 0x2, 0x0)
ioctl$VIDIOC_ENUM_FRAMEINTERVALS(r0, 0xc034564b, &(0x7f0000000040)={0xc, 0x50424752, 0x140, 0xb4})
[ 59.203828][ T8336] bridge0: port 2(bridge_slave_1) entered blocking state
[ 59.211013][ T8336] bridge0: port 2(bridge_slave_1) entered disabled state
[ 59.220101][ T8336] device bridge_slave_1 entered promiscuous mode
[ 59.231009][ T8334] team0: Port device team_slave_1 added
[ 59.345802][ T8334] device hsr_slave_0 entered promiscuous mode
[ 59.373198][ T8334] device hsr_slave_1 entered promiscuous mode
[ 59.430338][ T8336] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 59.454278][ T8336] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
00:26:33 executing program 4:
perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0xeb, 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, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = add_key(&(0x7f0000000340)='user\x00', &(0x7f0000000040)={'syz', 0x3}, &(0x7f0000000080)='\b', 0x29a, 0xfffffffffffffffb)
add_key$keyring(&(0x7f0000000080)='keyring\x00', 0x0, 0x0, 0x0, r0)
[ 59.492888][ T8342] IPVS: ftp: loaded support on port[0] = 21
[ 59.587223][ T8334] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 59.660827][ T8336] team0: Port device team_slave_0 added
[ 59.686936][ T8334] netdevsim netdevsim0 netdevsim1: renamed from eth1
00:26:33 executing program 5:
r0 = socket$packet(0x11, 0x3, 0x300)
setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000080)={0x0, 0x6}, 0x4)
setsockopt$packet_fanout_data(r0, 0x107, 0x16, &(0x7f00000000c0)={0x1, &(0x7f0000000000)=[{0x2, 0x0, 0x0, 0xfffffffb}]}, 0x10)
[ 59.745694][ T8334] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 59.830454][ T8336] team0: Port device team_slave_1 added
[ 59.844021][ T8334] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 59.853221][ T8345] IPVS: ftp: loaded support on port[0] = 21
[ 59.916004][ T8340] chnl_net:caif_netlink_parms(): no params data found
[ 60.005924][ T8336] device hsr_slave_0 entered promiscuous mode
[ 60.044085][ T8336] device hsr_slave_1 entered promiscuous mode
[ 60.083077][ T8336] debugfs: Directory 'hsr0' with parent '/' already present!
[ 60.110592][ T8347] IPVS: ftp: loaded support on port[0] = 21
[ 60.143951][ T8340] bridge0: port 1(bridge_slave_0) entered blocking state
[ 60.151030][ T8340] bridge0: port 1(bridge_slave_0) entered disabled state
[ 60.160210][ T8340] device bridge_slave_0 entered promiscuous mode
[ 60.170010][ T8340] bridge0: port 2(bridge_slave_1) entered blocking state
[ 60.177192][ T8340] bridge0: port 2(bridge_slave_1) entered disabled state
[ 60.185094][ T8340] device bridge_slave_1 entered promiscuous mode
[ 60.225471][ T8336] netdevsim netdevsim1 netdevsim0: renamed from eth0
[ 60.267238][ T8336] netdevsim netdevsim1 netdevsim1: renamed from eth1
[ 60.327601][ T8336] netdevsim netdevsim1 netdevsim2: renamed from eth2
[ 60.367716][ T8340] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 60.381556][ T8340] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 60.395029][ T8336] netdevsim netdevsim1 netdevsim3: renamed from eth3
[ 60.438770][ T8340] team0: Port device team_slave_0 added
[ 60.446525][ T8340] team0: Port device team_slave_1 added
[ 60.476517][ T8342] chnl_net:caif_netlink_parms(): no params data found
[ 60.545488][ T8340] device hsr_slave_0 entered promiscuous mode
[ 60.584024][ T8340] device hsr_slave_1 entered promiscuous mode
[ 60.623012][ T8340] debugfs: Directory 'hsr0' with parent '/' already present!
[ 60.691684][ T8342] bridge0: port 1(bridge_slave_0) entered blocking state
[ 60.699354][ T8342] bridge0: port 1(bridge_slave_0) entered disabled state
[ 60.707573][ T8342] device bridge_slave_0 entered promiscuous mode
[ 60.718426][ T8342] bridge0: port 2(bridge_slave_1) entered blocking state
[ 60.725613][ T8342] bridge0: port 2(bridge_slave_1) entered disabled state
[ 60.734192][ T8342] device bridge_slave_1 entered promiscuous mode
[ 60.747840][ T8340] netdevsim netdevsim2 netdevsim0: renamed from eth0
[ 60.825471][ T8340] netdevsim netdevsim2 netdevsim1: renamed from eth1
[ 60.877336][ T8340] netdevsim netdevsim2 netdevsim2: renamed from eth2
[ 60.936353][ T8345] chnl_net:caif_netlink_parms(): no params data found
[ 60.969386][ T8342] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 60.983762][ T8340] netdevsim netdevsim2 netdevsim3: renamed from eth3
[ 61.060777][ T8334] 8021q: adding VLAN 0 to HW filter on device bond0
[ 61.070140][ T8342] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 61.117719][ T8345] bridge0: port 1(bridge_slave_0) entered blocking state
[ 61.126274][ T8345] bridge0: port 1(bridge_slave_0) entered disabled state
[ 61.134739][ T8345] device bridge_slave_0 entered promiscuous mode
[ 61.148718][ T8334] 8021q: adding VLAN 0 to HW filter on device team0
[ 61.158429][ T8342] team0: Port device team_slave_0 added
[ 61.180727][ T8349] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 61.190649][ T8349] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 61.199102][ T8345] bridge0: port 2(bridge_slave_1) entered blocking state
[ 61.206564][ T8345] bridge0: port 2(bridge_slave_1) entered disabled state
[ 61.214898][ T8345] device bridge_slave_1 entered promiscuous mode
[ 61.228050][ T8342] team0: Port device team_slave_1 added
[ 61.240087][ T8345] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 61.256649][ T8347] chnl_net:caif_netlink_parms(): no params data found
[ 61.279312][ T8345] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 61.295370][ T8349] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 61.304241][ T8349] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 61.312813][ T8349] bridge0: port 1(bridge_slave_0) entered blocking state
[ 61.320084][ T8349] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 61.328886][ T8349] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 61.377579][ T8345] team0: Port device team_slave_0 added
[ 61.387873][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 61.396916][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 61.405994][ T17] bridge0: port 2(bridge_slave_1) entered blocking state
[ 61.413066][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 61.475024][ T8342] device hsr_slave_0 entered promiscuous mode
[ 61.523313][ T8342] device hsr_slave_1 entered promiscuous mode
[ 61.582994][ T8342] debugfs: Directory 'hsr0' with parent '/' already present!
[ 61.590656][ T8347] bridge0: port 1(bridge_slave_0) entered blocking state
[ 61.597813][ T8347] bridge0: port 1(bridge_slave_0) entered disabled state
[ 61.608365][ T8347] device bridge_slave_0 entered promiscuous mode
[ 61.618829][ T8347] bridge0: port 2(bridge_slave_1) entered blocking state
[ 61.626020][ T8347] bridge0: port 2(bridge_slave_1) entered disabled state
[ 61.633909][ T8347] device bridge_slave_1 entered promiscuous mode
[ 61.644595][ T8345] team0: Port device team_slave_1 added
[ 61.694983][ T8345] device hsr_slave_0 entered promiscuous mode
[ 61.743416][ T8345] device hsr_slave_1 entered promiscuous mode
[ 61.782918][ T8345] debugfs: Directory 'hsr0' with parent '/' already present!
[ 61.805849][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready
[ 61.825276][ T8336] 8021q: adding VLAN 0 to HW filter on device bond0
[ 61.844356][ T8336] 8021q: adding VLAN 0 to HW filter on device team0
[ 61.860382][ T2614] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready
[ 61.869821][ T2614] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready
[ 61.880549][ T2614] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 61.889138][ T2614] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 61.897106][ T2614] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 61.905741][ T2614] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 61.920980][ T8340] 8021q: adding VLAN 0 to HW filter on device bond0
[ 61.946871][ T8342] netdevsim netdevsim3 netdevsim0: renamed from eth0
[ 62.016425][ T8347] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 62.027898][ T8347] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 62.050718][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 62.060021][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 62.069473][ T17] bridge0: port 1(bridge_slave_0) entered blocking state
[ 62.076682][ T17] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 62.085941][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready
[ 62.094615][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 62.113632][ T8342] netdevsim netdevsim3 netdevsim1: renamed from eth1
[ 62.159750][ T8342] netdevsim netdevsim3 netdevsim2: renamed from eth2
[ 62.205554][ T8342] netdevsim netdevsim3 netdevsim3: renamed from eth3
[ 62.257843][ T8347] team0: Port device team_slave_0 added
[ 62.264711][ T8348] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 62.273680][ T8348] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 62.282275][ T8348] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 62.292045][ T8348] bridge0: port 2(bridge_slave_1) entered blocking state
[ 62.299159][ T8348] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 62.308232][ T8348] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready
[ 62.316973][ T8348] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready
[ 62.325699][ T8348] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[ 62.334116][ T8348] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 62.343217][ T8348] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[ 62.351555][ T8348] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 62.365305][ T2726] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready
[ 62.374927][ T2726] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 62.394842][ T8340] 8021q: adding VLAN 0 to HW filter on device team0
[ 62.403330][ T8347] team0: Port device team_slave_1 added
[ 62.416975][ T8345] netdevsim netdevsim4 netdevsim0: renamed from eth0
[ 62.485006][ T2726] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 62.493465][ T2726] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 62.501133][ T2726] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 62.509492][ T2726] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready
[ 62.518121][ T2726] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 62.526589][ T2726] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[ 62.535037][ T2726] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 62.543360][ T2726] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[ 62.551659][ T2726] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 62.560931][ T8334] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 62.587193][ T8336] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 62.595637][ T8345] netdevsim netdevsim4 netdevsim1: renamed from eth1
[ 62.630270][ T2726] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 62.639716][ T2726] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 62.648296][ T2726] bridge0: port 1(bridge_slave_0) entered blocking state
[ 62.655415][ T2726] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 62.663272][ T2726] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 62.671826][ T2726] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 62.680494][ T2726] bridge0: port 2(bridge_slave_1) entered blocking state
[ 62.687598][ T2726] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 62.695279][ T2726] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready
[ 62.704529][ T2726] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 62.730756][ T8345] netdevsim netdevsim4 netdevsim2: renamed from eth2
[ 62.796978][ T8349] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready
[ 62.805824][ T8349] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready
[ 62.814766][ T8349] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 62.823990][ T8349] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready
[ 62.832468][ T8349] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 62.841924][ T8349] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[ 62.850687][ T8349] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 62.859178][ T8349] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 62.866843][ T8349] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 62.874559][ T8349] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 62.925884][ T8347] device hsr_slave_0 entered promiscuous mode
[ 62.973231][ T8347] device hsr_slave_1 entered promiscuous mode
[ 63.023006][ T8347] debugfs: Directory 'hsr0' with parent '/' already present!
[ 63.033784][ T8340] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network
[ 63.048786][ T8340] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 63.056949][ T8345] netdevsim netdevsim4 netdevsim3: renamed from eth3
[ 63.137467][ T8349] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[ 63.149352][ T8349] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 63.169048][ T8334] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 63.194211][ T8336] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 63.201375][ T8354] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 63.209425][ T8354] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 63.229179][ T8342] 8021q: adding VLAN 0 to HW filter on device bond0
[ 63.259585][ T8347] netdevsim netdevsim5 netdevsim0: renamed from eth0
[ 63.301235][ T8347] netdevsim netdevsim5 netdevsim1: renamed from eth1
[ 63.355578][ T8347] netdevsim netdevsim5 netdevsim2: renamed from eth2
[ 63.407778][ T8340] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 63.415934][ T8349] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 63.423856][ T8349] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 63.438416][ T8342] 8021q: adding VLAN 0 to HW filter on device team0
[ 63.450120][ T8347] netdevsim netdevsim5 netdevsim3: renamed from eth3
[ 168.472732][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
[ 168.479746][ C1] (detected by 1, t=10502 jiffies, g=6769, q=195)
[ 168.486240][ C1] rcu: All QSes seen, last rcu_preempt kthread activity 10501 (4294953948-4294943447), jiffies_till_next_fqs=1, root ->qsmask 0x0
[ 168.499583][ C1] rcu_preempt R running task 29032 10 2 0x80004008
[ 168.507476][ C1] Call Trace:
[ 168.510754][ C1]
[ 168.513612][ C1] sched_show_task+0x40f/0x560
[ 168.518373][ C1] rcu_sched_clock_irq+0x1861/0x1ad0
[ 168.523655][ C1] update_process_times+0x12d/0x180
[ 168.528892][ C1] tick_sched_timer+0x263/0x420
[ 168.533740][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0
[ 168.539288][ C1] __hrtimer_run_queues+0x403/0x840
[ 168.544491][ C1] hrtimer_interrupt+0x38c/0xda0
[ 168.549433][ C1] ? debug_smp_processor_id+0x9/0x20
[ 168.554715][ C1] smp_apic_timer_interrupt+0x109/0x280
[ 168.560266][ C1] apic_timer_interrupt+0xf/0x20
[ 168.565186][ C1]
[ 168.568117][ C1] RIP: 0010:free_thread_stack+0x186/0x590
[ 168.573825][ C1] Code: 8b 3b be fc ff ff ff e8 28 04 00 00 43 80 3c 2e 00 74 08 4c 89 e7 e8 09 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 eb a3 69 00 48 8b 1b e9 82 ff ff
[ 168.593424][ C1] RSP: 0018:ffffc90000d0fc48 EFLAGS: 00000a02 ORIG_RAX: ffffffffffffff13
[ 168.601823][ C1] RAX: 1ffff1101409a851 RBX: ffff8880a04d4288 RCX: ffff8880a9de8280
[ 168.609783][ C1] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea00028127c0
[ 168.617745][ C1] RBP: ffffc90000d0fc80 R08: dffffc0000000000 R09: fffffbfff120248a
[ 168.625708][ C1] R10: fffffbfff120248a R11: 0000000000000000 R12: ffff8880a04d4320
[ 168.633670][ C1] R13: dffffc0000000000 R14: 1ffff1101409a864 R15: ffff888092a555e8
[ 168.641656][ C1] ? free_thread_stack+0x168/0x590
[ 168.646763][ C1] put_task_stack+0xa3/0x130
[ 168.651345][ C1] finish_task_switch+0x3f1/0x550
[ 168.656369][ C1] __schedule+0x9a8/0xcc0
[ 168.660705][ C1] schedule+0x181/0x210
[ 168.664860][ C1] schedule_timeout+0x14f/0x240
[ 168.669710][ C1] ? run_local_timers+0x120/0x120
[ 168.674732][ C1] rcu_gp_kthread+0xed8/0x1770
[ 168.679494][ C1] kthread+0x332/0x350
[ 168.683548][ C1] ? rcu_report_qs_rsp+0x140/0x140
[ 168.688649][ C1] ? kthread_blkcg+0xe0/0xe0
[ 168.693256][ C1] ret_from_fork+0x24/0x30
[ 168.697698][ C1] rcu: rcu_preempt kthread starved for 10522 jiffies! g6769 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1
[ 168.708791][ C1] rcu: RCU grace-period kthread stack dump:
[ 168.714704][ C1] rcu_preempt R running task 29032 10 2 0x80004008
[ 168.722624][ C1] Call Trace:
[ 168.725907][ C1]
[ 168.728759][ C1] sched_show_task+0x40f/0x560
[ 168.733525][ C1] rcu_check_gp_kthread_starvation+0x170/0x1b0
[ 168.739671][ C1] rcu_sched_clock_irq+0x17d3/0x1ad0
[ 168.744952][ C1] update_process_times+0x12d/0x180
[ 168.750145][ C1] tick_sched_timer+0x263/0x420
[ 168.754984][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0
[ 168.760525][ C1] __hrtimer_run_queues+0x403/0x840
[ 168.765725][ C1] hrtimer_interrupt+0x38c/0xda0
[ 168.770691][ C1] ? debug_smp_processor_id+0x9/0x20
[ 168.776003][ C1] smp_apic_timer_interrupt+0x109/0x280
[ 168.781697][ C1] apic_timer_interrupt+0xf/0x20
[ 168.786659][ C1]
[ 168.789603][ C1] RIP: 0010:free_thread_stack+0x186/0x590
[ 168.795335][ C1] Code: 8b 3b be fc ff ff ff e8 28 04 00 00 43 80 3c 2e 00 74 08 4c 89 e7 e8 09 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 eb a3 69 00 48 8b 1b e9 82 ff ff
[ 168.814931][ C1] RSP: 0018:ffffc90000d0fc48 EFLAGS: 00000a02 ORIG_RAX: ffffffffffffff13
[ 168.823331][ C1] RAX: 1ffff1101409a851 RBX: ffff8880a04d4288 RCX: ffff8880a9de8280
[ 168.831291][ C1] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea00028127c0
[ 168.839250][ C1] RBP: ffffc90000d0fc80 R08: dffffc0000000000 R09: fffffbfff120248a
[ 168.847211][ C1] R10: fffffbfff120248a R11: 0000000000000000 R12: ffff8880a04d4320
[ 168.855169][ C1] R13: dffffc0000000000 R14: 1ffff1101409a864 R15: ffff888092a555e8
[ 168.863154][ C1] ? free_thread_stack+0x168/0x590
[ 168.868254][ C1] put_task_stack+0xa3/0x130
[ 168.872844][ C1] finish_task_switch+0x3f1/0x550
[ 168.877864][ C1] __schedule+0x9a8/0xcc0
[ 168.882189][ C1] schedule+0x181/0x210
[ 168.886332][ C1] schedule_timeout+0x14f/0x240
[ 168.891170][ C1] ? run_local_timers+0x120/0x120
[ 168.896185][ C1] rcu_gp_kthread+0xed8/0x1770
[ 168.900943][ C1] kthread+0x332/0x350
[ 168.904997][ C1] ? rcu_report_qs_rsp+0x140/0x140
[ 168.910093][ C1] ? kthread_blkcg+0xe0/0xe0
[ 168.914672][ C1] ret_from_fork+0x24/0x30