Warning: Permanently added '10.128.0.154' (ECDSA) to the list of known hosts.
2019/12/04 04:16:08 fuzzer started
2019/12/04 04:16:09 dialing manager at 10.128.0.26:42111
2019/12/04 04:16:09 syscalls: 2689
2019/12/04 04:16:09 code coverage: enabled
2019/12/04 04:16:09 comparison tracing: enabled
2019/12/04 04:16:09 extra coverage: extra coverage is not supported by the kernel
2019/12/04 04:16:09 setuid sandbox: enabled
2019/12/04 04:16:09 namespace sandbox: enabled
2019/12/04 04:16:09 Android sandbox: /sys/fs/selinux/policy does not exist
2019/12/04 04:16:09 fault injection: enabled
2019/12/04 04:16:09 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled
2019/12/04 04:16:09 net packet injection: enabled
2019/12/04 04:16:09 net device setup: enabled
2019/12/04 04:16:09 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist
2019/12/04 04:16:09 devlink PCI setup: PCI device 0000:00:10.0 is not available
04:16:10 executing program 0:
bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000040)={&(0x7f0000000000)={{0xeb9f, 0x1, 0x0, 0x18, 0x0, 0x14, 0x14, 0x1001, [@func_proto={0x0, 0x1, 0x0, 0xd, 0x0, [{}]}]}}, &(0x7f00000003c0)=""/219, 0x2e, 0xdb, 0x8}, 0x20)
04:16:10 executing program 1:
syz_mount_image$ntfs(&(0x7f0000000000)='ntfs\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000680)={[{@errors_recover='errors=\necover'}]})
syzkaller login: [ 57.934770][ T8308] IPVS: ftp: loaded support on port[0] = 21
[ 58.095226][ T8308] chnl_net:caif_netlink_parms(): no params data found
04:16:11 executing program 2:
r0 = bpf$MAP_CREATE(0x100000000000000, &(0x7f0000000000)={0x5, 0x1ff, 0x4, 0x1ff, 0x0, 0xffffffffffffffff, 0x0, [0x0, 0x0, 0x0, 0x0, 0x2000000]}, 0x3c)
bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000180)={r0, &(0x7f0000000340), &(0x7f0000000080)}, 0x20)
bpf$MAP_LOOKUP_ELEM(0x2, &(0x7f0000c88000)={r0, &(0x7f0000847f95), &(0x7f000089b000)}, 0x20)
[ 58.148047][ T8311] IPVS: ftp: loaded support on port[0] = 21
[ 58.148574][ T8308] bridge0: port 1(bridge_slave_0) entered blocking state
[ 58.174490][ T8308] bridge0: port 1(bridge_slave_0) entered disabled state
[ 58.183750][ T8308] device bridge_slave_0 entered promiscuous mode
[ 58.212807][ T8308] bridge0: port 2(bridge_slave_1) entered blocking state
[ 58.227621][ T8308] bridge0: port 2(bridge_slave_1) entered disabled state
[ 58.248457][ T8308] device bridge_slave_1 entered promiscuous mode
[ 58.306680][ T8308] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 58.333344][ T8308] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
04:16:11 executing program 3:
bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x2, 0x3, &(0x7f0000001fd8)=@framed={{0xffffff85, 0x0, 0x0, 0x0, 0x50, 0xffffff9c}}, &(0x7f0000003ff6)='GPL\x00', 0x1, 0xc3, &(0x7f000000cf3d)=""/195}, 0x48)
[ 58.403025][ T8308] team0: Port device team_slave_0 added
[ 58.424674][ T8308] team0: Port device team_slave_1 added
[ 58.460452][ T8314] IPVS: ftp: loaded support on port[0] = 21
[ 58.511239][ T8308] device hsr_slave_0 entered promiscuous mode
[ 58.568746][ T8308] device hsr_slave_1 entered promiscuous mode
[ 58.614471][ T8311] chnl_net:caif_netlink_parms(): no params data found
[ 58.641813][ T8316] IPVS: ftp: loaded support on port[0] = 21
04:16:11 executing program 4:
r0 = socket$inet(0x10, 0x2, 0x0)
r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1)
r2 = dup(r1)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
sendmsg(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)=[{&(0x7f0000000240)="24000000190007841dfffd946f6105000a2881001f03fe050400080008001e000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0)
[ 58.709979][ T8311] bridge0: port 1(bridge_slave_0) entered blocking state
[ 58.717147][ T8311] bridge0: port 1(bridge_slave_0) entered disabled state
[ 58.738425][ T8311] device bridge_slave_0 entered promiscuous mode
[ 58.758891][ T8308] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 58.824586][ T8311] bridge0: port 2(bridge_slave_1) entered blocking state
[ 58.848096][ T8311] bridge0: port 2(bridge_slave_1) entered disabled state
[ 58.855707][ T8311] device bridge_slave_1 entered promiscuous mode
[ 58.869584][ T8308] netdevsim netdevsim0 netdevsim1: renamed from eth1
04:16:11 executing program 5:
r0 = syz_open_dev$sg(&(0x7f0000000100)='/dev/sg#\x00', 0x0, 0x2)
ioctl$SG_IO(0xffffffffffffffff, 0x2285, &(0x7f0000000300)={0x53, 0xffff7ffbbffffffb, 0x6, 0x0, @buffer={0x0, 0x0, 0x0}, &(0x7f00000000c0)="78247f9c1791", 0x0, 0x0, 0x0, 0x0, 0x0})
write$binfmt_elf64(r0, &(0x7f0000000300)=ANY=[], 0xf6)
r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1)
r2 = dup(r1)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
read(r0, 0x0, 0x5700)
[ 58.949753][ T8308] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 59.009793][ T8308] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 59.075075][ T8311] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 59.086492][ T8311] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 59.102175][ T8320] IPVS: ftp: loaded support on port[0] = 21
[ 59.115530][ T8318] IPVS: ftp: loaded support on port[0] = 21
[ 59.136943][ T8308] bridge0: port 2(bridge_slave_1) entered blocking state
[ 59.144225][ T8308] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 59.152093][ T8308] bridge0: port 1(bridge_slave_0) entered blocking state
[ 59.159185][ T8308] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 59.175390][ T17] bridge0: port 1(bridge_slave_0) entered disabled state
[ 59.183869][ T17] bridge0: port 2(bridge_slave_1) entered disabled state
[ 59.230933][ T8311] team0: Port device team_slave_0 added
[ 59.249205][ T8311] team0: Port device team_slave_1 added
[ 59.254986][ T8314] chnl_net:caif_netlink_parms(): no params data found
[ 59.329255][ T8311] device hsr_slave_0 entered promiscuous mode
[ 59.387795][ T8311] device hsr_slave_1 entered promiscuous mode
[ 59.437653][ T8311] debugfs: Directory 'hsr0' with parent '/' already present!
[ 59.509288][ T8316] chnl_net:caif_netlink_parms(): no params data found
[ 59.547015][ T8314] bridge0: port 1(bridge_slave_0) entered blocking state
[ 59.554229][ T8314] bridge0: port 1(bridge_slave_0) entered disabled state
[ 59.562398][ T8314] device bridge_slave_0 entered promiscuous mode
[ 59.570488][ T8311] netdevsim netdevsim1 netdevsim0: renamed from eth0
[ 59.639983][ T8311] netdevsim netdevsim1 netdevsim1: renamed from eth1
[ 59.679806][ T8311] netdevsim netdevsim1 netdevsim2: renamed from eth2
[ 59.759204][ T8311] netdevsim netdevsim1 netdevsim3: renamed from eth3
[ 59.803604][ T8314] bridge0: port 2(bridge_slave_1) entered blocking state
[ 59.812333][ T8314] bridge0: port 2(bridge_slave_1) entered disabled state
[ 59.820218][ T8314] device bridge_slave_1 entered promiscuous mode
[ 59.885495][ T8308] 8021q: adding VLAN 0 to HW filter on device bond0
[ 59.904499][ T8314] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 59.921807][ T8316] bridge0: port 1(bridge_slave_0) entered blocking state
[ 59.930154][ T8316] bridge0: port 1(bridge_slave_0) entered disabled state
[ 59.940028][ T8316] device bridge_slave_0 entered promiscuous mode
[ 59.982539][ T8318] chnl_net:caif_netlink_parms(): no params data found
[ 59.991636][ T8320] chnl_net:caif_netlink_parms(): no params data found
[ 60.001172][ T8314] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 60.010602][ T8316] bridge0: port 2(bridge_slave_1) entered blocking state
[ 60.017725][ T8316] bridge0: port 2(bridge_slave_1) entered disabled state
[ 60.025347][ T8316] device bridge_slave_1 entered promiscuous mode
[ 60.041458][ T8308] 8021q: adding VLAN 0 to HW filter on device team0
[ 60.073522][ T3786] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 60.082555][ T3786] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 60.090942][ T3786] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 60.099665][ T3786] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 60.108333][ T3786] bridge0: port 1(bridge_slave_0) entered blocking state
[ 60.115374][ T3786] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 60.164044][ T8314] team0: Port device team_slave_0 added
[ 60.171675][ T8316] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 60.189550][ T8321] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 60.198656][ T8321] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 60.207002][ T8321] bridge0: port 2(bridge_slave_1) entered blocking state
[ 60.214086][ T8321] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 60.222011][ T8321] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready
[ 60.230590][ T8321] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready
[ 60.239462][ T8321] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready
[ 60.248361][ T8321] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 60.256666][ T8321] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready
[ 60.265280][ T8321] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 60.274774][ T8321] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 60.291205][ T8314] team0: Port device team_slave_1 added
[ 60.306418][ T8316] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 60.329201][ T8321] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[ 60.338090][ T8321] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 60.347722][ T8320] bridge0: port 1(bridge_slave_0) entered blocking state
[ 60.354806][ T8320] bridge0: port 1(bridge_slave_0) entered disabled state
[ 60.363114][ T8320] device bridge_slave_0 entered promiscuous mode
[ 60.374993][ T8320] bridge0: port 2(bridge_slave_1) entered blocking state
[ 60.382480][ T8320] bridge0: port 2(bridge_slave_1) entered disabled state
[ 60.390255][ T8320] device bridge_slave_1 entered promiscuous mode
[ 60.413006][ T8316] team0: Port device team_slave_0 added
[ 60.422769][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[ 60.431595][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 60.443172][ T8308] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 60.451317][ T8318] bridge0: port 1(bridge_slave_0) entered blocking state
[ 60.458653][ T8318] bridge0: port 1(bridge_slave_0) entered disabled state
[ 60.466428][ T8318] device bridge_slave_0 entered promiscuous mode
[ 60.480566][ T8318] bridge0: port 2(bridge_slave_1) entered blocking state
[ 60.487703][ T8318] bridge0: port 2(bridge_slave_1) entered disabled state
[ 60.495990][ T8318] device bridge_slave_1 entered promiscuous mode
[ 60.504745][ T8320] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 60.517394][ T8320] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 60.530806][ T8316] team0: Port device team_slave_1 added
[ 60.540754][ T8311] 8021q: adding VLAN 0 to HW filter on device bond0
[ 60.589710][ T8314] device hsr_slave_0 entered promiscuous mode
[ 60.647948][ T8314] device hsr_slave_1 entered promiscuous mode
[ 60.707625][ T8314] debugfs: Directory 'hsr0' with parent '/' already present!
[ 60.771873][ T8316] device hsr_slave_0 entered promiscuous mode
[ 60.827966][ T8316] device hsr_slave_1 entered promiscuous mode
[ 60.887695][ T8316] debugfs: Directory 'hsr0' with parent '/' already present!
[ 60.901202][ T8318] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 60.913066][ T8318] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 60.936034][ T8311] 8021q: adding VLAN 0 to HW filter on device team0
[ 60.966962][ T8320] team0: Port device team_slave_0 added
[ 60.981025][ T8318] team0: Port device team_slave_0 added
[ 60.990925][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 60.999169][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 61.006854][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 61.015823][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 61.024309][ T12] bridge0: port 1(bridge_slave_0) entered blocking state
[ 61.031423][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 61.039333][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 61.049396][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 61.057951][ T12] bridge0: port 2(bridge_slave_1) entered blocking state
[ 61.065008][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 61.072642][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 61.080301][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 61.090290][ T8308] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 61.107045][ T8320] team0: Port device team_slave_1 added
[ 61.113937][ T8318] team0: Port device team_slave_1 added
[ 61.130421][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 61.143544][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready
[ 61.230483][ T8318] device hsr_slave_0 entered promiscuous mode
[ 61.277921][ T8318] device hsr_slave_1 entered promiscuous mode
[ 61.317702][ T8318] debugfs: Directory 'hsr0' with parent '/' already present!
[ 61.351610][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready
[ 61.369743][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready
[ 61.379247][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 61.387743][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready
[ 61.396188][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 61.404619][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 61.415667][ T8314] netdevsim netdevsim2 netdevsim0: renamed from eth0
[ 61.469332][ T8316] netdevsim netdevsim3 netdevsim0: renamed from eth0
[ 61.526330][ T8311] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network
[ 61.537080][ T8311] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network
[ 61.590261][ T8320] device hsr_slave_0 entered promiscuous mode
[ 61.629034][ T8320] device hsr_slave_1 entered promiscuous mode
[ 61.668073][ T8320] debugfs: Directory 'hsr0' with parent '/' already present!
[ 61.679245][ T8314] netdevsim netdevsim2 netdevsim1: renamed from eth1
[ 61.718202][ T8329] BPF:Total section length too long
[ 61.772859][ T8314] netdevsim netdevsim2 netdevsim2: renamed from eth2
[ 61.780501][ T8329] BPF:Total section length too long
[ 166.777450][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 166.784251][ C0] rcu: 0-...!: (1 GPs behind) idle=9a6/1/0x4000000000000002 softirq=11047/11048 fqs=0
[ 166.794118][ C0] (t=10501 jiffies g=6365 q=100)
[ 166.799154][ C0] rcu: rcu_preempt kthread starved for 10502 jiffies! g6365 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1
[ 166.810320][ C0] rcu: RCU grace-period kthread stack dump:
[ 166.816210][ C0] rcu_preempt R running task 29032 10 2 0x80004000
[ 166.824114][ C0] Call Trace:
[ 166.827399][ C0] __schedule+0x9a0/0xcc0
[ 166.831731][ C0] schedule+0x181/0x210
[ 166.835895][ C0] schedule_timeout+0x14f/0x240
[ 166.840736][ C0] ? run_local_timers+0x120/0x120
[ 166.845750][ C0] rcu_gp_kthread+0xed8/0x1770
[ 166.850514][ C0] kthread+0x332/0x350
[ 166.854569][ C0] ? rcu_report_qs_rsp+0x140/0x140
[ 166.859665][ C0] ? kthread_blkcg+0xe0/0xe0
[ 166.864245][ C0] ret_from_fork+0x24/0x30
[ 166.868661][ C0] NMI backtrace for cpu 0
[ 166.872980][ C0] CPU: 0 PID: 639 Comm: kworker/u4:5 Not tainted 5.4.0-syzkaller #0
[ 166.880953][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 166.891004][ C0] Workqueue: events_unbound fsnotify_connector_destroy_workfn
[ 166.898441][ C0] Call Trace:
[ 166.901714][ C0]
[ 166.904582][ C0] dump_stack+0x1fb/0x318
[ 166.908918][ C0] nmi_cpu_backtrace+0xaf/0x1a0
[ 166.914497][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290
[ 166.920654][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20
[ 166.926749][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290
[ 166.932759][ C0] arch_trigger_cpumask_backtrace+0x10/0x20
[ 166.938652][ C0] rcu_dump_cpu_stacks+0x15a/0x220
[ 166.943766][ C0] rcu_sched_clock_irq+0xe25/0x1ad0
[ 166.948961][ C0] ? trace_hardirqs_off+0x74/0x80
[ 166.953975][ C0] update_process_times+0x12d/0x180
[ 166.959167][ C0] tick_sched_timer+0x263/0x420
[ 166.964006][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0
[ 166.969541][ C0] __hrtimer_run_queues+0x403/0x840
[ 166.974744][ C0] hrtimer_interrupt+0x38c/0xda0
[ 166.979684][ C0] ? debug_smp_processor_id+0x9/0x20
[ 166.984964][ C0] smp_apic_timer_interrupt+0x109/0x280
[ 166.990497][ C0] apic_timer_interrupt+0xf/0x20
[ 166.995417][ C0]
[ 166.998343][ C0] RIP: 0010:free_thread_stack+0x15e/0x590
[ 167.004051][ C0] Code: 08 4c 89 e7 e8 43 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 25 a4 69 00 48 8b 3b fc ff ff ff e8 28 04 00 00 43 80 3c 2e 00 74 08 4c 89 e7 e8 09
[ 167.023758][ C0] RSP: 0018:ffffc90002a97908 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[ 167.032185][ C0] RAX: 1ffff1101302d401 RBX: ffff88809816a008 RCX: 0000000000000000
[ 167.040156][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea00025f7780
[ 167.048119][ C0] RBP: ffffc90002a97940 R08: 000000000003a768 R09: ffffed101505df47
[ 167.056077][ C0] R10: ffffed101505df47 R11: 0000000000000000 R12: ffff88809816a0a0
[ 167.064047][ C0] R13: dffffc0000000000 R14: 1ffff1101302d414 R15: ffff8880a82efa28
[ 167.072032][ C0] ? free_thread_stack+0x12e/0x590
[ 167.077135][ C0] put_task_stack+0xa3/0x130
[ 167.081728][ C0] finish_task_switch+0x3f1/0x550
[ 167.086758][ C0] __schedule+0x9a8/0xcc0
[ 167.091093][ C0] ? ___preempt_schedule+0x16/0x18
[ 167.096198][ C0] preempt_schedule+0xdb/0x120
[ 167.100950][ C0] ___preempt_schedule+0x16/0x18
[ 167.105880][ C0] _raw_spin_unlock_irqrestore+0xcc/0xe0
[ 167.111498][ C0] __call_srcu+0x7ab/0xb00
[ 167.115911][ C0] __synchronize_srcu+0x1cf/0x260
[ 167.120936][ C0] ? rcu_read_lock_any_held+0x1a0/0x1a0
[ 167.126485][ C0] synchronize_srcu+0x2cb/0x2f0
[ 167.131326][ C0] fsnotify_connector_destroy_workfn+0x44/0xb0
[ 167.137465][ C0] process_one_work+0x7ef/0x10d0
[ 167.142417][ C0] worker_thread+0xc01/0x1630
[ 167.147104][ C0] kthread+0x332/0x350
[ 167.151174][ C0] ? rcu_lock_release+0x30/0x30
[ 167.156015][ C0] ? kthread_blkcg+0xe0/0xe0
[ 167.160616][ C0] ret_from_fork+0x24/0x30