Warning: Permanently added '10.128.1.29' (ECDSA) to the list of known hosts. 2019/12/03 14:36:19 fuzzer started 2019/12/03 14:36:20 dialing manager at 10.128.0.26:45711 2019/12/03 14:36:20 syscalls: 2689 2019/12/03 14:36:20 code coverage: enabled 2019/12/03 14:36:20 comparison tracing: enabled 2019/12/03 14:36:20 extra coverage: extra coverage is not supported by the kernel 2019/12/03 14:36:20 setuid sandbox: enabled 2019/12/03 14:36:20 namespace sandbox: enabled 2019/12/03 14:36:20 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 14:36:20 fault injection: enabled 2019/12/03 14:36:20 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 14:36:20 net packet injection: enabled 2019/12/03 14:36:20 net device setup: enabled 2019/12/03 14:36:20 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 14:36:20 devlink PCI setup: PCI device 0000:00:10.0 is not available 14:36:21 executing program 0: r0 = memfd_create(&(0x7f0000000300)='\x00\xb3y\xb1\xc4\xc5)\xa3\xc6\x9cjuu\xa1\x00\x00\x00\x00\x00\x00\x00\x00\x00\x03\x00\x00', 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000000680)='/dev/snd/seq\x00', 0x0, 0x20a81) r2 = dup2(r1, r0) ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r2, 0xc08c5332, &(0x7f0000000140)={0x0, 0x0, 0x0, 'queue1\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00@\x00'}) write$P9_RLINK(r2, &(0x7f0000000280)={0x7}, 0x269) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f00000000c0)={0x127}) 14:36:21 executing program 1: perf_event_open(&(0x7f0000000180)={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) socket$inet_udplite(0x2, 0x2, 0x88) fcntl$getown(0xffffffffffffffff, 0x9) getpgrp(0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(0xffffffffffffffff, 0x84, 0x23, &(0x7f0000000100), 0x8) userfaultfd(0x0) setsockopt$SO_TIMESTAMPING(0xffffffffffffffff, 0x1, 0x25, &(0x7f0000000180)=0x7ee, 0x297) recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x12001, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000005c0)=@newlink={0x38, 0x10, 0x705, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x18, 0x12, @sit={{0x8, 0x1, 'sit\x00'}, {0xc, 0x2, [@tunl_policy=[@IFLA_IPTUN_LINK={0x8, 0x2, r2}]]}}}]}, 0x38}}, 0x0) syzkaller login: [ 55.508861][ T8128] IPVS: ftp: loaded support on port[0] = 21 [ 55.642973][ T8128] chnl_net:caif_netlink_parms(): no params data found [ 55.658759][ T8131] IPVS: ftp: loaded support on port[0] = 21 14:36:21 executing program 2: r0 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x0, @local}, 0x10) connect$inet(r0, &(0x7f00000000c0)={0x2, 0x0, @multicast1}, 0x10) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)=@newlink={0x34, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_LINKINFO={0x14, 0x12, @bridge={{0xc, 0x1, 'bridge\x00'}, {0x4}}}]}, 0x34}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=@newlink={0x20, 0x10, 0x1, 0x0, 0x0, {0x0, 0x0, 0x0, r4, 0x88a8ffff}}, 0x20}}, 0x0) setsockopt$inet_mreqn(r0, 0x0, 0x20, &(0x7f0000000000)={@local, @broadcast, r4}, 0xc) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) r6 = fcntl$dupfd(r5, 0x0, r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) sendmmsg(r0, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) [ 55.718429][ T8128] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.728608][ T8128] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.737001][ T8128] device bridge_slave_0 entered promiscuous mode [ 55.756212][ T8128] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.763469][ T8128] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.786658][ T8128] device bridge_slave_1 entered promiscuous mode [ 55.866994][ T8128] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.898799][ T8128] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link 14:36:22 executing program 3: r0 = socket(0xa, 0x2, 0x0) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0xa) setreuid(0x0, r1) bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x8, 0x4, &(0x7f0000000040)=@framed={{0xffffffb4, 0x0, 0x0, 0x0, 0x0, 0x65}, [@ldst={0x3, 0x3, 0x3, 0xa, 0xa, 0xff00}]}, &(0x7f0000003ff6)='G\x00', 0x2, 0xfd90, &(0x7f000000cf3d)=""/195}, 0x48) [ 55.929327][ T8131] chnl_net:caif_netlink_parms(): no params data found [ 55.957400][ T8128] team0: Port device team_slave_0 added [ 55.968378][ T8128] team0: Port device team_slave_1 added [ 56.076975][ T8128] device hsr_slave_0 entered promiscuous mode [ 56.116412][ T8128] device hsr_slave_1 entered promiscuous mode [ 56.146261][ T8131] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.153366][ T8131] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.162206][ T8131] device bridge_slave_0 entered promiscuous mode [ 56.181511][ T8131] bridge0: port 2(bridge_slave_1) entered blocking state 14:36:22 executing program 4: r0 = signalfd(0xffffffffffffffff, &(0x7f00007b5000), 0x8) signalfd(r0, &(0x7f00000000c0)={0x4}, 0x8) readv(r0, &(0x7f0000000080)=[{&(0x7f0000000280)=""/216, 0xd8}], 0x1) memfd_create(0x0, 0x0) [ 56.191253][ T8136] IPVS: ftp: loaded support on port[0] = 21 [ 56.199618][ T8135] IPVS: ftp: loaded support on port[0] = 21 [ 56.213447][ T8131] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.222394][ T8131] device bridge_slave_1 entered promiscuous mode [ 56.286396][ T8131] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.320989][ T8131] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.340811][ T8128] netdevsim netdevsim0 netdevsim0: renamed from eth0 14:36:22 executing program 5: r0 = syz_open_dev$loop(&(0x7f00000000c0)='/dev/loop#\x00', 0x0, 0x105a82) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r0) [ 56.443280][ T8128] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 56.496258][ T8128] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 56.559804][ T8128] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 56.638588][ T8131] team0: Port device team_slave_0 added [ 56.647734][ T8131] team0: Port device team_slave_1 added [ 56.658923][ T8138] IPVS: ftp: loaded support on port[0] = 21 [ 56.736167][ T8131] device hsr_slave_0 entered promiscuous mode [ 56.794669][ T8131] device hsr_slave_1 entered promiscuous mode [ 56.844447][ T8131] debugfs: Directory 'hsr0' with parent '/' already present! [ 56.889243][ T8140] IPVS: ftp: loaded support on port[0] = 21 [ 56.913950][ T8136] chnl_net:caif_netlink_parms(): no params data found [ 56.995918][ T8131] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 57.047154][ T8131] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 57.113606][ T8135] chnl_net:caif_netlink_parms(): no params data found [ 57.124009][ T8136] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.131288][ T8136] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.139320][ T8136] device bridge_slave_0 entered promiscuous mode [ 57.148897][ T8136] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.156178][ T8136] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.163714][ T8136] device bridge_slave_1 entered promiscuous mode [ 57.171440][ T8131] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 57.239695][ T8131] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 57.331844][ T8136] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.357107][ T8135] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.365043][ T8135] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.372708][ T8135] device bridge_slave_0 entered promiscuous mode [ 57.381472][ T8136] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.404156][ T8136] team0: Port device team_slave_0 added [ 57.415639][ T8135] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.422719][ T8135] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.430823][ T8135] device bridge_slave_1 entered promiscuous mode [ 57.451002][ T8135] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.482967][ T8136] team0: Port device team_slave_1 added [ 57.489822][ T8135] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.509302][ T8135] team0: Port device team_slave_0 added [ 57.517381][ T8135] team0: Port device team_slave_1 added [ 57.530229][ T8138] chnl_net:caif_netlink_parms(): no params data found [ 57.551628][ T8128] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.606303][ T8135] device hsr_slave_0 entered promiscuous mode [ 57.665377][ T8135] device hsr_slave_1 entered promiscuous mode [ 57.704457][ T8135] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.735861][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.744097][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.773508][ T8128] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.800034][ T8135] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 57.840255][ T8135] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 57.897361][ T8135] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 58.005866][ T8136] device hsr_slave_0 entered promiscuous mode [ 58.054788][ T8136] device hsr_slave_1 entered promiscuous mode [ 58.114445][ T8136] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.130349][ T8135] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 58.198541][ T8138] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.207517][ T8138] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.215451][ T8138] device bridge_slave_0 entered promiscuous mode [ 58.224017][ T8138] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.231639][ T8138] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.239602][ T8138] device bridge_slave_1 entered promiscuous mode [ 58.260606][ T8140] chnl_net:caif_netlink_parms(): no params data found [ 58.270364][ T3009] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.279557][ T3009] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.288163][ T3009] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.295366][ T3009] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.303189][ T3009] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 58.331784][ T8138] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.347123][ T3009] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 58.357849][ T3009] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.366230][ T3009] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.373269][ T3009] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.380833][ T3009] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 58.389641][ T3009] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 58.398233][ T3009] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 58.407031][ T3009] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 58.415685][ T3009] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 58.424052][ T3009] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 58.432741][ T3009] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 58.441294][ T3009] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 58.449598][ T3009] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 58.457921][ T3009] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 58.469096][ T3009] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 58.486972][ T8131] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.495328][ T8138] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.541397][ T8131] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.551036][ T8128] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 58.559371][ T8136] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 58.606342][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.614682][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.634659][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.646485][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.655048][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.662083][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.670169][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 58.679076][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.687489][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.694568][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.702021][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 58.710597][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 58.719870][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 58.727976][ T8136] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 58.787788][ T8138] team0: Port device team_slave_0 added [ 58.793705][ T8136] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 58.837078][ T8140] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.844173][ T8140] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.853385][ T8140] device bridge_slave_0 entered promiscuous mode [ 58.872619][ T8141] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 58.882008][ T8141] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 58.892978][ T8141] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 58.903649][ T8141] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 58.921406][ T8128] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 58.930147][ T8138] team0: Port device team_slave_1 added [ 58.936662][ T8136] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 58.965608][ T8140] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.972698][ T8140] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.983145][ T8140] device bridge_slave_1 entered promiscuous mode [ 59.007866][ T8131] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 59.018485][ T8131] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 59.032102][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.040013][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 59.047648][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 59.056806][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.065482][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.073972][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.082319][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.091502][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.146940][ T8138] device hsr_slave_0 entered promiscuous mode [ 59.184709][ T8138] device hsr_slave_1 entered promiscuous mode [ 59.224923][ T8138] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.233817][ T8140] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.245018][ T8140] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.303754][ T8140] team0: Port device team_slave_0 added [ 59.316585][ T8131] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 59.325956][ T8140] team0: Port device team_slave_1 added [ 59.354502][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 59.361959][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 59.377166][ T8138] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 59.406553][ T8138] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 59.477211][ T8138] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 59.567048][ T8140] device hsr_slave_0 entered promiscuous mode [ 59.615183][ T8140] device hsr_slave_1 entered promiscuous mode [ 59.674421][ T8140] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.698145][ T8135] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.718309][ T8138] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 164.754231][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 164.761247][ C1] (detected by 1, t=10502 jiffies, g=6129, q=57) [ 164.767646][ C1] rcu: All QSes seen, last rcu_preempt kthread activity 10503 (4294953605-4294943102), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 164.781157][ C1] kworker/u4:6 R running task 26448 438 2 0x80004008 [ 164.789074][ C1] Workqueue: events_unbound fsnotify_mark_destroy_workfn [ 164.796610][ C1] Call Trace: [ 164.799879][ C1] [ 164.803342][ C1] sched_show_task+0x40f/0x560 [ 164.808102][ C1] rcu_sched_clock_irq+0x1861/0x1ad0 [ 164.813383][ C1] update_process_times+0x12d/0x180 [ 164.818578][ C1] tick_sched_timer+0x263/0x420 [ 164.823517][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 164.829932][ C1] __hrtimer_run_queues+0x403/0x840 [ 164.835133][ C1] hrtimer_interrupt+0x38c/0xda0 [ 164.840070][ C1] ? debug_smp_processor_id+0x9/0x20 [ 164.845345][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 164.850876][ C1] apic_timer_interrupt+0xf/0x20 [ 164.855798][ C1] [ 164.858728][ C1] RIP: 0010:free_thread_stack+0x133/0x590 [ 164.864432][ C1] Code: 00 ea ff ff 48 01 c7 be 03 00 00 00 e8 06 a2 60 00 e9 5d 04 00 00 e8 5c 2d 2e 00 48 89 df 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 [ 164.884022][ C1] RSP: 0018:ffffc900026b78d8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 164.892419][ C1] RAX: 0000000000000001 RBX: ffffea0002650500 RCX: 0000000000000000 [ 164.900379][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea0002650500 [ 164.908339][ C1] RBP: ffffc900026b7910 R08: 000000000003a768 R09: ffffed1015126b37 [ 164.916297][ C1] R10: ffffed1015126b37 R11: 0000000000000000 R12: ffff8880986dc520 [ 164.925038][ C1] R13: dffffc0000000000 R14: 1ffff110130db8a4 R15: ffff8880a89359a8 [ 164.933039][ C1] ? free_thread_stack+0x12e/0x590 [ 164.938286][ C1] put_task_stack+0xa3/0x130 [ 164.942874][ C1] finish_task_switch+0x3f1/0x550 [ 164.947899][ C1] __schedule+0x9a8/0xcc0 [ 164.952242][ C1] ? ___preempt_schedule+0x16/0x18 [ 164.957354][ C1] preempt_schedule+0xdb/0x120 [ 164.962108][ C1] ___preempt_schedule+0x16/0x18 [ 164.967041][ C1] _raw_spin_unlock_irqrestore+0xcc/0xe0 [ 164.972849][ C1] __call_srcu+0x7ab/0xb00 [ 164.977272][ C1] __synchronize_srcu+0x1cf/0x260 [ 164.983136][ C1] ? rcu_read_lock_any_held+0x1a0/0x1a0 [ 164.988854][ C1] synchronize_srcu+0x2cb/0x2f0 [ 164.993704][ C1] fsnotify_mark_destroy_workfn+0xe5/0x2a0 [ 164.999521][ C1] ? rcu_read_lock_sched_held+0x10b/0x170 [ 165.005249][ C1] process_one_work+0x7ef/0x10d0 [ 165.010189][ C1] worker_thread+0xc01/0x1630 [ 165.014875][ C1] kthread+0x332/0x350 [ 165.018926][ C1] ? rcu_lock_release+0x30/0x30 [ 165.024016][ C1] ? kthread_blkcg+0xe0/0xe0 [ 165.028603][ C1] ret_from_fork+0x24/0x30 [ 165.033025][ C1] rcu: rcu_preempt kthread starved for 10529 jiffies! g6129 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 165.044108][ C1] rcu: RCU grace-period kthread stack dump: [ 165.049984][ C1] rcu_preempt R running task 29032 10 2 0x80004000 [ 165.058044][ C1] Call Trace: [ 165.061410][ C1] __schedule+0x9a0/0xcc0 [ 165.065909][ C1] schedule+0x181/0x210 [ 165.070139][ C1] schedule_timeout+0x14f/0x240 [ 165.074978][ C1] ? run_local_timers+0x120/0x120 [ 165.079996][ C1] rcu_gp_kthread+0xed8/0x1770 [ 165.084763][ C1] kthread+0x332/0x350 [ 165.088824][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 165.093946][ C1] ? kthread_blkcg+0xe0/0xe0 [ 165.098524][ C1] ret_from_fork+0x24/0x30