Warning: Permanently added '10.128.0.242' (ECDSA) to the list of known hosts.
2019/12/04 12:20:22 fuzzer started
2019/12/04 12:20:24 dialing manager at 10.128.0.26:36481
2019/12/04 12:20:24 syscalls: 2691
2019/12/04 12:20:24 code coverage: enabled
2019/12/04 12:20:24 comparison tracing: enabled
2019/12/04 12:20:24 extra coverage: extra coverage is not supported by the kernel
2019/12/04 12:20:24 setuid sandbox: enabled
2019/12/04 12:20:24 namespace sandbox: enabled
2019/12/04 12:20:24 Android sandbox: /sys/fs/selinux/policy does not exist
2019/12/04 12:20:24 fault injection: enabled
2019/12/04 12:20:24 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled
2019/12/04 12:20:24 net packet injection: enabled
2019/12/04 12:20:24 net device setup: enabled
2019/12/04 12:20:24 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist
2019/12/04 12:20:24 devlink PCI setup: PCI device 0000:00:10.0 is not available
12:20:25 executing program 0:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 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, 0x1, @perf_config_ext={0x0, 0x8}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
mkdir(&(0x7f00000002c0)='./file0\x00', 0x0)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f000001a000)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
sendmsg$unix(r1, &(0x7f0000000600)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000280)=[@rights={{0x10}}], 0x10}, 0x0)
dup2(0xffffffffffffffff, 0xffffffffffffffff)
dup2(r0, 0xffffffffffffffff)
r2 = perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x1f, 0x1, 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}, 0x7c72b077e3fd11f7}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
fcntl$getown(r2, 0x9)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000001c0)={<r3=>0xffffffffffffffff, <r4=>0xffffffffffffffff})
dup3(r4, r3, 0x0)
bpf$BPF_PROG_GET_FD_BY_ID(0xd, 0x0, 0x0)

12:20:25 executing program 1:
r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x6, 0x4, &(0x7f0000000000)=ANY=[@ANYBLOB="18020000000001000000000000005a4085000000170000009500000000000000"], &(0x7f00000000c0)='GPL\x00', 0x4, 0x1000, &(0x7f0000000200)=""/4096, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x70)
bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000280)={r0, 0x0, 0xe, 0x0, &(0x7f0000000140)="54a2e72c79ee0e93fdacdfc36de4", 0x0, 0xd39}, 0x28)

[   60.619598][ T8429] IPVS: ftp: loaded support on port[0] = 21
[   60.756236][ T8429] chnl_net:caif_netlink_parms(): no params data found
[   60.800738][ T8429] bridge0: port 1(bridge_slave_0) entered blocking state
[   60.811001][ T8429] bridge0: port 1(bridge_slave_0) entered disabled state
[   60.819598][ T8429] device bridge_slave_0 entered promiscuous mode
[   60.829691][ T8429] bridge0: port 2(bridge_slave_1) entered blocking state
[   60.837369][ T8429] bridge0: port 2(bridge_slave_1) entered disabled state
[   60.846556][ T8429] device bridge_slave_1 entered promiscuous mode
[   60.874375][ T8429] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[   60.886812][ T8429] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[   60.914467][ T8429] team0: Port device team_slave_0 added
12:20:26 executing program 2:
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 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, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = socket$inet(0x2, 0x4000000000000001, 0x0)
bind$inet(r0, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10)
sendto$inet(r0, 0x0, 0xfea2, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10)
sendto$inet(r0, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffd8)

[   60.923823][ T8429] team0: Port device team_slave_1 added
[   60.936971][ T8432] IPVS: ftp: loaded support on port[0] = 21
[   60.983938][ T8429] device hsr_slave_0 entered promiscuous mode
[   61.021390][ T8429] device hsr_slave_1 entered promiscuous mode
12:20:26 executing program 3:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 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)
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000100)={0x2, 0x4e23}, 0x10)
r1 = socket$inet_tcp(0x2, 0x1, 0x0)
setsockopt$inet_tcp_int(r1, 0x6, 0x4000010000000013, &(0x7f0000000040)=0x1, 0x4)
bind$inet(r1, &(0x7f0000000100)={0x2, 0x4e23}, 0x10)
connect$inet(r1, &(0x7f0000000080)={0x2, 0x4e21, @loopback}, 0x10)
r2 = socket$inet(0x2, 0x80001, 0x0)
bind$inet(r2, &(0x7f00000000c0)={0x2, 0x400000004e21, @multicast2}, 0x10)
connect$inet(r2, &(0x7f0000000140)={0x2, 0x4e23, @loopback}, 0x10)
connect$inet(r0, &(0x7f0000000340)={0x2, 0x4e21, @loopback}, 0x10)

[   61.153573][ T8429] netdevsim netdevsim0 netdevsim0: renamed from eth0
[   61.223970][ T8429] netdevsim netdevsim0 netdevsim1: renamed from eth1
[   61.266946][ T8429] netdevsim netdevsim0 netdevsim2: renamed from eth2
[   61.327350][ T8429] netdevsim netdevsim0 netdevsim3: renamed from eth3
[   61.343754][ T8434] IPVS: ftp: loaded support on port[0] = 21
12:20:26 executing program 4:
r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x138, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x81, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
fcntl$dupfd(0xffffffffffffffff, 0x0, r0)
r1 = socket$kcm(0x10, 0x3, 0x0)
sendmsg$kcm(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000000)=[{&(0x7f00000000c0)="23000000420081aee405e9a4000000000000c6ff07d800400300"/35, 0x23}], 0x1}, 0x0)
recvmsg$kcm(r1, &(0x7f0000001740)={0x0, 0x0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/101, 0x65}, {0x0}], 0x2}, 0x0)
r2 = openat$sequencer(0xffffffffffffff9c, &(0x7f00000019c0)='/dev/sequencer\x00', 0x1, 0x0)
write$sndseq(r2, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33)

[   61.423643][ T8436] IPVS: ftp: loaded support on port[0] = 21
[   61.426042][ T8429] bridge0: port 2(bridge_slave_1) entered blocking state
[   61.436986][ T8429] bridge0: port 2(bridge_slave_1) entered forwarding state
[   61.444940][ T8429] bridge0: port 1(bridge_slave_0) entered blocking state
[   61.452053][ T8429] bridge0: port 1(bridge_slave_0) entered forwarding state
[   61.577339][ T8432] chnl_net:caif_netlink_parms(): no params data found
[   61.732843][ T8429] 8021q: adding VLAN 0 to HW filter on device bond0
[   61.758389][ T8441] IPVS: ftp: loaded support on port[0] = 21
12:20:27 executing program 5:
mkdir(&(0x7f0000000000)='./file0\x00', 0x0)
perf_event_open(&(0x7f0000000600)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c43, 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)
mount(&(0x7f00000000c0)=@nullb='/dev/nullb0\x00', &(0x7f0000000200)='./file0\x00', &(0x7f0000000040)='udf\x00P\xea\x9d\xae\x99\x8fS\x13#LD\xbe\xd6\vE\xcc\xb2\xd2\xbb\xa0\x1f\'ID`\xec1\xe1\xe2\x9dD\xd4\xef;\x84=\x9f1\xea\xb1\x1f\x8f\xc1\xecek\xdd\b5\xd9\xdf\xcf\xf3\n<\xbdL\xc5v\xb9\xdf\x02\x00\x00\x00\x00\x00\x00\x00+5}{o%\x1f\xd4\xe0<k6s\x02f\x00\x00', 0x0, 0x0)

[   61.804020][ T8432] bridge0: port 1(bridge_slave_0) entered blocking state
[   61.813220][ T8432] bridge0: port 1(bridge_slave_0) entered disabled state
[   61.821716][ T8432] device bridge_slave_0 entered promiscuous mode
[   61.867078][   T43] bridge0: port 1(bridge_slave_0) entered disabled state
[   61.875555][   T43] bridge0: port 2(bridge_slave_1) entered disabled state
[   61.888600][   T43] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready
[   61.924676][ T8432] bridge0: port 2(bridge_slave_1) entered blocking state
[   61.932654][ T8432] bridge0: port 2(bridge_slave_1) entered disabled state
[   61.940649][ T8432] device bridge_slave_1 entered promiscuous mode
[   61.975575][   T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[   61.983770][   T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[   61.994381][ T8429] 8021q: adding VLAN 0 to HW filter on device team0
[   62.006303][ T8436] chnl_net:caif_netlink_parms(): no params data found
[   62.020610][ T8434] chnl_net:caif_netlink_parms(): no params data found
[   62.059957][ T8434] bridge0: port 1(bridge_slave_0) entered blocking state
[   62.067928][ T8434] bridge0: port 1(bridge_slave_0) entered disabled state
[   62.075745][ T8434] device bridge_slave_0 entered promiscuous mode
[   62.086229][ T8434] bridge0: port 2(bridge_slave_1) entered blocking state
[   62.094145][ T8434] bridge0: port 2(bridge_slave_1) entered disabled state
[   62.102446][ T8434] device bridge_slave_1 entered promiscuous mode
[   62.112269][ T8432] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[   62.124541][    T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[   62.134581][    T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[   62.143510][    T5] bridge0: port 1(bridge_slave_0) entered blocking state
[   62.150660][    T5] bridge0: port 1(bridge_slave_0) entered forwarding state
[   62.176842][ T8434] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[   62.188420][ T8434] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[   62.199372][ T8432] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[   62.215404][   T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[   62.224756][   T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[   62.233724][   T43] bridge0: port 2(bridge_slave_1) entered blocking state
[   62.241003][   T43] bridge0: port 2(bridge_slave_1) entered forwarding state
[   62.270033][ T8436] bridge0: port 1(bridge_slave_0) entered blocking state
[   62.278569][ T8436] bridge0: port 1(bridge_slave_0) entered disabled state
[   62.286966][ T8436] device bridge_slave_0 entered promiscuous mode
[   62.307819][ T8432] team0: Port device team_slave_0 added
[   62.314985][ T8446] IPVS: ftp: loaded support on port[0] = 21
[   62.332207][ T8432] team0: Port device team_slave_1 added
[   62.343071][ T8436] bridge0: port 2(bridge_slave_1) entered blocking state
[   62.350163][ T8436] bridge0: port 2(bridge_slave_1) entered disabled state
[   62.358201][ T8436] device bridge_slave_1 entered promiscuous mode
[   62.374885][ T8434] team0: Port device team_slave_0 added
[   62.388172][   T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready
[   62.418534][ T8434] team0: Port device team_slave_1 added
[   62.426244][ T8436] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[   62.460599][ T8436] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[   62.523931][ T8432] device hsr_slave_0 entered promiscuous mode
[   62.582022][ T8432] device hsr_slave_1 entered promiscuous mode
[   62.621322][ T8432] debugfs: Directory 'hsr0' with parent '/' already present!
[   62.636146][    T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready
[   62.654421][ T8441] chnl_net:caif_netlink_parms(): no params data found
[   62.723464][ T8434] device hsr_slave_0 entered promiscuous mode
[   62.771574][ T8434] device hsr_slave_1 entered promiscuous mode
[   62.821294][ T8434] debugfs: Directory 'hsr0' with parent '/' already present!
[   62.829655][   T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready
[   62.838578][   T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[   62.847158][   T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[   62.884333][ T8441] bridge0: port 1(bridge_slave_0) entered blocking state
[   62.892131][ T8441] bridge0: port 1(bridge_slave_0) entered disabled state
[   62.899930][ T8441] device bridge_slave_0 entered promiscuous mode
[   62.908717][ T8441] bridge0: port 2(bridge_slave_1) entered blocking state
[   62.915963][ T8441] bridge0: port 2(bridge_slave_1) entered disabled state
[   62.923823][ T8441] device bridge_slave_1 entered promiscuous mode
[   62.931372][   T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready
[   62.940297][   T43] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[   62.950685][ T8436] team0: Port device team_slave_0 added
[   62.965759][ T8436] team0: Port device team_slave_1 added
[   63.016598][ T8441] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[   63.029336][    T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[   63.038752][    T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[   63.047667][ T8432] netdevsim netdevsim1 netdevsim0: renamed from eth0
[   63.106851][ T8441] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[   63.142082][ T8446] chnl_net:caif_netlink_parms(): no params data found
[   63.153662][ T8432] netdevsim netdevsim1 netdevsim1: renamed from eth1
[   63.193621][ T8432] netdevsim netdevsim1 netdevsim2: renamed from eth2
[   63.267883][ T8432] netdevsim netdevsim1 netdevsim3: renamed from eth3
[   63.331929][ T8429] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network
[   63.346256][ T8429] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[   63.355129][ T8443] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[   63.364254][ T8443] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[   63.422898][ T8436] device hsr_slave_0 entered promiscuous mode
[   63.461503][ T8436] device hsr_slave_1 entered promiscuous mode
[   63.501246][ T8436] debugfs: Directory 'hsr0' with parent '/' already present!
[   63.520754][ T8441] team0: Port device team_slave_0 added
[   63.531145][ T8441] team0: Port device team_slave_1 added
[   63.538599][ T8434] netdevsim netdevsim2 netdevsim0: renamed from eth0
[   63.596661][ T8434] netdevsim netdevsim2 netdevsim1: renamed from eth1
[   63.705250][ T8441] device hsr_slave_0 entered promiscuous mode
[   63.751436][ T8441] device hsr_slave_1 entered promiscuous mode
[   63.801267][ T8441] debugfs: Directory 'hsr0' with parent '/' already present!
[   63.809696][ T8434] netdevsim netdevsim2 netdevsim2: renamed from eth2
[   63.864704][ T8434] netdevsim netdevsim2 netdevsim3: renamed from eth3
[   63.928961][ T8446] bridge0: port 1(bridge_slave_0) entered blocking state
[   63.937369][ T8446] bridge0: port 1(bridge_slave_0) entered disabled state
[   63.946311][ T8446] device bridge_slave_0 entered promiscuous mode
[   63.954826][ T8446] bridge0: port 2(bridge_slave_1) entered blocking state
[   63.963102][ T8446] bridge0: port 2(bridge_slave_1) entered disabled state
[   63.970916][ T8446] device bridge_slave_1 entered promiscuous mode
[   64.034232][ T8446] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[   64.045740][ T8446] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[   64.062175][    T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[   64.069909][    T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[   64.083892][ T8429] 8021q: adding VLAN 0 to HW filter on device batadv0
[   64.097149][ T8436] netdevsim netdevsim3 netdevsim0: renamed from eth0
[   64.157223][ T8446] team0: Port device team_slave_0 added
[   64.172511][ T8436] netdevsim netdevsim3 netdevsim1: renamed from eth1
[   64.203482][ T8436] netdevsim netdevsim3 netdevsim2: renamed from eth2
[   64.243124][ T8441] netdevsim netdevsim4 netdevsim0: renamed from eth0
[   64.283667][ T8441] netdevsim netdevsim4 netdevsim1: renamed from eth1
[   64.332985][ T8441] netdevsim netdevsim4 netdevsim2: renamed from eth2
[   64.378366][ T8446] team0: Port device team_slave_1 added
[   64.385143][ T8436] netdevsim netdevsim3 netdevsim3: renamed from eth3
[   64.463278][ T8441] netdevsim netdevsim4 netdevsim3: renamed from eth3
[  169.441033][    C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
[  169.448410][    C1] rcu: 	Tasks blocked on level-0 rcu_node (CPUs 0-1): P8400
[  169.456066][    C1] 	(detected by 1, t=10503 jiffies, g=6813, q=219)
[  169.462579][    C1] udevd           R  running task    27864  8400   4086 0x0000400a
[  169.470894][    C1] Call Trace:
[  169.474177][    C1]  <IRQ>
[  169.477048][    C1]  sched_show_task+0x40f/0x560
[  169.481807][    C1]  rcu_sched_clock_irq+0x16b1/0x1ad0
[  169.487225][    C1]  update_process_times+0x12d/0x180
[  169.492425][    C1]  tick_sched_timer+0x263/0x420
[  169.497279][    C1]  ? tick_setup_sched_timer+0x3d0/0x3d0
[  169.502824][    C1]  __hrtimer_run_queues+0x403/0x840
[  169.508032][    C1]  hrtimer_interrupt+0x38c/0xda0
[  169.512974][    C1]  ? debug_smp_processor_id+0x9/0x20
[  169.518273][    C1]  smp_apic_timer_interrupt+0x109/0x280
[  169.523835][    C1]  apic_timer_interrupt+0xf/0x20
[  169.528948][    C1]  </IRQ>
[  169.531879][    C1] RIP: 0010:mod_memcg_page_state+0xb/0x190
[  169.537688][    C1] Code: 8b 26 2e 00 eb 05 e8 84 26 2e 00 48 83 c4 10 5b 41 5c 41 5d 41 5e 41 5f 5d c3 0f 1f 44 00 00 55 48 89 e5 41 57 41 56 41 54 53 <41> 89 f6 48 89 fb e8 5a 26 2e 00 48 83 c3 38 48 89 d8 48 c1 e8 03
[  169.557583][    C1] RSP: 0018:ffffc90002017928 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  169.566079][    C1] RAX: 1ffff1100d85d101 RBX: ffff88806c2e8808 RCX: 0000000000000000
[  169.574057][    C1] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea0002426e00
[  169.582035][    C1] RBP: ffffc90002017948 R08: 000000000003a728 R09: ffffed1014e6ee9f
[  169.590045][    C1] R10: ffffed1014e6ee9f R11: 0000000000000000 R12: ffff88806c2e88a0
[  169.598159][    C1] R13: dffffc0000000000 R14: 1ffff1100d85d114 R15: ffff8880a73774e8
[  169.606183][    C1]  free_thread_stack+0x168/0x590
[  169.611255][    C1]  put_task_stack+0xa3/0x130
[  169.615953][    C1]  finish_task_switch+0x3f1/0x550
[  169.620983][    C1]  __schedule+0x9a8/0xcc0
[  169.625319][    C1]  ? ___preempt_schedule+0x16/0x18
[  169.630603][    C1]  preempt_schedule+0xdb/0x120
[  169.635361][    C1]  ___preempt_schedule+0x16/0x18
[  169.640308][    C1]  ? __wake_up_sync_key+0xe2/0x150
[  169.645437][    C1]  _raw_spin_unlock_irqrestore+0xcc/0xe0
[  169.651065][    C1]  __wake_up_sync_key+0xe2/0x150
[  169.656005][    C1]  sock_def_readable+0x162/0x200
[  169.660937][    C1]  unix_dgram_sendmsg+0x1bd5/0x2690
[  169.666138][    C1]  ? __sys_sendmsg+0x20b/0x290
[  169.670896][    C1]  ? unix_dgram_poll+0x6b0/0x6b0
[  169.675828][    C1]  __sys_sendto+0x442/0x5e0
[  169.680343][    C1]  ? debug_smp_processor_id+0x1c/0x20
[  169.685715][    C1]  ? fpregs_assert_state_consistent+0xb6/0xe0
[  169.691911][    C1]  ? prepare_exit_to_usermode+0x221/0x5b0
[  169.697642][    C1]  ? trace_irq_disable_rcuidle+0x23/0x1e0
[  169.703357][    C1]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  169.708810][    C1]  __x64_sys_sendto+0xe5/0x100
[  169.713569][    C1]  do_syscall_64+0xf7/0x1c0
[  169.718063][    C1]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  169.723942][    C1] RIP: 0033:0x7f38509b9282
[  169.728350][    C1] Code: 48 83 c8 ff eb ea 90 90 53 48 83 ec 20 8b 05 81 d3 2a 00 85 c0 75 21 45 31 c9 45 31 c0 4c 63 d1 48 63 ff b8 2c 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 61 48 83 c4 20 5b c3 48 89 54 24 08 89 0c 24
[  169.748138][    C1] RSP: 002b:00007ffcd8ff06b0 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  169.756543][    C1] RAX: ffffffffffffffda RBX: 0000000000f5ed20 RCX: 00007f38509b9282
[  169.764765][    C1] RDX: 0000000000000008 RSI: 00007ffcd8ff0700 RDI: 0000000000000009
[  169.772728][    C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[  169.780692][    C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[  169.788653][    C1] R13: 0000000000f5f1a0 R14: 0000000000f5c250 R15: 000000000000000b
[  169.796664][    C1] rcu: rcu_preempt kthread starved for 10537 jiffies! g6813 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=1
[  169.808056][    C1] rcu: RCU grace-period kthread stack dump:
[  169.813943][    C1] rcu_preempt     I29032    10      2 0x80004000
[  169.820276][    C1] Call Trace:
[  169.823588][    C1]  __schedule+0x9a0/0xcc0
[  169.827928][    C1]  schedule+0x181/0x210
[  169.832172][    C1]  schedule_timeout+0x14f/0x240
[  169.839357][    C1]  ? run_local_timers+0x120/0x120
[  169.844376][    C1]  rcu_gp_kthread+0xed8/0x1770
[  169.849138][    C1]  kthread+0x332/0x350
[  169.853192][    C1]  ? rcu_report_qs_rsp+0x140/0x140
[  169.858289][    C1]  ? kthread_blkcg+0xe0/0xe0
[  169.862887][    C1]  ret_from_fork+0x24/0x30