Warning: Permanently added '10.128.0.197' (ECDSA) to the list of known hosts. 2019/12/03 18:11:55 fuzzer started 2019/12/03 18:11:56 dialing manager at 10.128.0.26:42111 2019/12/03 18:11:56 syscalls: 2689 2019/12/03 18:11:56 code coverage: enabled 2019/12/03 18:11:56 comparison tracing: enabled 2019/12/03 18:11:56 extra coverage: extra coverage is not supported by the kernel 2019/12/03 18:11:56 setuid sandbox: enabled 2019/12/03 18:11:56 namespace sandbox: enabled 2019/12/03 18:11:56 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 18:11:56 fault injection: enabled 2019/12/03 18:11:56 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 18:11:56 net packet injection: enabled 2019/12/03 18:11:56 net device setup: enabled 2019/12/03 18:11:56 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 18:11:56 devlink PCI setup: PCI device 0000:00:10.0 is not available 18:11:57 executing program 0: syz_open_dev$usbfs(&(0x7f0000000040)='/dev/bus/usb/00#/00#\x00', 0x90a, 0x0) r0 = syz_open_dev$usbfs(0x0, 0x0, 0x1) perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3ea, 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$USBDEVFS_IOCTL(r0, 0x5523, &(0x7f0000000240)=@usbdevfs_driver={0x0, 0x0, 0x0}) 18:11:58 executing program 1: mkdir(&(0x7f0000000b00)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000500)='./file0\x00', &(0x7f00000002c0)='cgroup\x00', 0x0, &(0x7f0000000080)='nos\x0e\xcb\x83_\x96\x0f\xcc\xa1\x81?b\xea') syzkaller login: [ 59.288354][ T8149] IPVS: ftp: loaded support on port[0] = 21 18:11:58 executing program 2: r0 = syz_open_dev$vbi(&(0x7f0000000040)='/dev/vbi#\x00', 0x1, 0x2) write$input_event(r0, &(0x7f0000000140)={{0x0, 0x7530}}, 0x18) r1 = syz_open_dev$vbi(0x0, 0x1, 0x2) ioctl$VIDIOC_REQBUFS(r1, 0xc058560f, &(0x7f0000000180)={0x0, 0x5}) [ 59.437775][ T8149] chnl_net:caif_netlink_parms(): no params data found [ 59.467464][ T8152] IPVS: ftp: loaded support on port[0] = 21 [ 59.539600][ T8149] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.556425][ T8149] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.582666][ T8149] device bridge_slave_0 entered promiscuous mode [ 59.610985][ T8149] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.618087][ T8149] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.626756][ T8154] IPVS: ftp: loaded support on port[0] = 21 [ 59.637047][ T8149] device bridge_slave_1 entered promiscuous mode 18:11:58 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000001300)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(arc4)\x00'}, 0x58) r1 = accept$alg(r0, 0x0, 0x0) fcntl$setstatus(r1, 0x4, 0x2800) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000280)="8b", 0x1) recvmmsg(r1, &(0x7f0000006100)=[{{&(0x7f0000000100)=@llc={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @dev}, 0x80, &(0x7f0000000300), 0x0, &(0x7f0000000340)=""/120, 0x6f}}], 0x400000000000653, 0x0, 0x0) [ 59.724142][ T8149] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.753514][ T8149] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.791434][ T8152] chnl_net:caif_netlink_parms(): no params data found [ 59.816719][ T8149] team0: Port device team_slave_0 added [ 59.837472][ T8149] team0: Port device team_slave_1 added 18:11:58 executing program 4: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(0xffffffffffffffff, 0x4020ae46, 0x0) ioctl$KVM_RUN(0xffffffffffffffff, 0xae80, 0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) [ 59.982901][ T8149] device hsr_slave_0 entered promiscuous mode [ 60.050870][ T8149] device hsr_slave_1 entered promiscuous mode [ 60.120205][ T8152] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.134870][ T8158] IPVS: ftp: loaded support on port[0] = 21 [ 60.162452][ T8152] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.179230][ T8152] device bridge_slave_0 entered promiscuous mode 18:11:59 executing program 5: getresgid(&(0x7f0000000040), 0xfffffffffffffffe, 0x0) [ 60.210002][ T8154] chnl_net:caif_netlink_parms(): no params data found [ 60.231220][ T8152] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.238398][ T8152] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.249295][ T8160] IPVS: ftp: loaded support on port[0] = 21 [ 60.261355][ T8152] device bridge_slave_1 entered promiscuous mode [ 60.295030][ T8152] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.312406][ T8152] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.399739][ T8152] team0: Port device team_slave_0 added [ 60.409437][ T8152] team0: Port device team_slave_1 added [ 60.423608][ T8149] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 60.472796][ T8154] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.479876][ T8154] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.488285][ T8154] device bridge_slave_0 entered promiscuous mode [ 60.517467][ T8149] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 60.572997][ T8149] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 60.622760][ T8149] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 60.663176][ T8154] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.670306][ T8154] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.678107][ T8154] device bridge_slave_1 entered promiscuous mode [ 60.733247][ T8152] device hsr_slave_0 entered promiscuous mode [ 60.781036][ T8152] device hsr_slave_1 entered promiscuous mode [ 60.821458][ T8152] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.859270][ T8162] IPVS: ftp: loaded support on port[0] = 21 [ 60.878205][ T8160] chnl_net:caif_netlink_parms(): no params data found [ 60.900050][ T8154] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.913267][ T8154] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.981659][ T8154] team0: Port device team_slave_0 added [ 60.994383][ T8154] team0: Port device team_slave_1 added [ 61.008416][ T8158] chnl_net:caif_netlink_parms(): no params data found [ 61.017235][ T8152] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 61.052238][ T8152] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 61.126056][ T8152] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 61.186943][ T8152] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 61.269534][ T8158] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.277040][ T8158] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.287511][ T8158] device bridge_slave_0 entered promiscuous mode [ 61.295250][ T8160] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.302942][ T8160] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.311046][ T8160] device bridge_slave_0 entered promiscuous mode [ 61.318938][ T8160] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.326072][ T8160] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.334561][ T8160] device bridge_slave_1 entered promiscuous mode [ 61.393329][ T8154] device hsr_slave_0 entered promiscuous mode [ 61.440952][ T8154] device hsr_slave_1 entered promiscuous mode [ 61.480757][ T8154] debugfs: Directory 'hsr0' with parent '/' already present! [ 61.488517][ T8158] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.495666][ T8158] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.504244][ T8158] device bridge_slave_1 entered promiscuous mode [ 61.529614][ T8158] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.541881][ T8158] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.565890][ T8160] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.577075][ T8160] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.592609][ T8158] team0: Port device team_slave_0 added [ 61.600385][ T8158] team0: Port device team_slave_1 added [ 61.644128][ T8160] team0: Port device team_slave_0 added [ 61.663701][ T8158] device hsr_slave_0 entered promiscuous mode [ 61.731033][ T8158] device hsr_slave_1 entered promiscuous mode [ 61.770922][ T8158] debugfs: Directory 'hsr0' with parent '/' already present! [ 61.811713][ T8160] team0: Port device team_slave_1 added [ 61.829893][ T8162] chnl_net:caif_netlink_parms(): no params data found [ 61.855667][ T8154] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 61.895374][ T8154] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 61.982984][ T8154] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 62.040166][ T8149] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.047704][ T8162] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.055628][ T8162] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.063693][ T8162] device bridge_slave_0 entered promiscuous mode [ 62.076217][ T8162] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.083864][ T8162] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.091955][ T8162] device bridge_slave_1 entered promiscuous mode [ 62.108386][ T8154] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 62.192679][ T8160] device hsr_slave_0 entered promiscuous mode [ 62.240999][ T8160] device hsr_slave_1 entered promiscuous mode [ 62.300677][ T8160] debugfs: Directory 'hsr0' with parent '/' already present! [ 62.320257][ T8149] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.339107][ T8158] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 62.363804][ T8158] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 62.403869][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.415000][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.428746][ T8152] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.438207][ T8162] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.450754][ T8158] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 62.503825][ T8158] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 62.566958][ T8162] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.585698][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 62.594616][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 62.605844][ T45] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.613051][ T45] bridge0: port 1(bridge_slave_0) entered forwarding state [ 62.621379][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 62.629876][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 62.638624][ T45] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.645821][ T45] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.653449][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 62.662629][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.670214][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.677968][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 62.687031][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 62.696286][ T8152] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.738642][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 62.748131][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 62.757997][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 62.766641][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 62.775215][ T8160] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 62.838032][ T8149] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 62.848970][ T8149] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 62.863683][ T8162] team0: Port device team_slave_0 added [ 62.872147][ T8162] team0: Port device team_slave_1 added [ 62.882644][ T8167] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 62.893504][ T8167] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 62.902027][ T8167] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 62.910679][ T8167] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 62.919000][ T8167] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 62.927514][ T8167] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 62.936401][ T8167] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 62.944880][ T8167] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.951956][ T8167] bridge0: port 1(bridge_slave_0) entered forwarding state [ 62.960648][ T8160] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 62.992581][ T8160] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 63.037277][ T8160] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 63.107764][ T8167] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 63.115814][ T8167] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 63.124950][ T8167] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 63.133815][ T8167] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 63.142620][ T8167] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.150079][ T8167] bridge0: port 2(bridge_slave_1) entered forwarding state [ 63.158409][ T8167] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 63.206745][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 63.215668][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 63.227136][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 63.236273][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 63.245125][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 63.254355][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 63.262943][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 63.271441][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 63.332551][ T8162] device hsr_slave_0 entered promiscuous mode [ 63.381422][ T8162] device hsr_slave_1 entered promiscuous mode [ 63.420791][ T8162] debugfs: Directory 'hsr0' with parent '/' already present! [ 63.434675][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 63.442193][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 63.449562][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 63.458683][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 63.477946][ T8158] 8021q: adding VLAN 0 to HW filter on device bond0 [ 63.487450][ T8149] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 63.497501][ T8152] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 63.558759][ T8152] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 63.574955][ T8154] 8021q: adding VLAN 0 to HW filter on device bond0 [ 63.585475][ T2722] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 63.595427][ T2722] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 63.603114][ T2722] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.611904][ T2722] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.628219][ T8158] 8021q: adding VLAN 0 to HW filter on device team0 [ 63.667739][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 63.682063][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 63.694870][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.702013][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 63.728124][ T8154] 8021q: adding VLAN 0 to HW filter on device team0 [ 63.739638][ T8173] cgroup1: Unknown subsys name 'nos˃_̡?b' [ 168.760510][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 168.767507][ C1] (detected by 1, t=10502 jiffies, g=6317, q=167) [ 168.773993][ C1] rcu: All QSes seen, last rcu_preempt kthread activity 10503 (4294954008-4294943505), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 168.787333][ C1] blkid R running task 28312 8175 8121 0x80004008 [ 168.795227][ C1] Call Trace: [ 168.798501][ C1] [ 168.801349][ C1] sched_show_task+0x40f/0x560 [ 168.806112][ C1] rcu_sched_clock_irq+0x1861/0x1ad0 [ 168.811424][ C1] update_process_times+0x12d/0x180 [ 168.816625][ C1] tick_sched_timer+0x263/0x420 [ 168.821470][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 168.827004][ C1] __hrtimer_run_queues+0x403/0x840 [ 168.832237][ C1] hrtimer_interrupt+0x38c/0xda0 [ 168.837186][ C1] ? debug_smp_processor_id+0x9/0x20 [ 168.842481][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 168.848021][ C1] apic_timer_interrupt+0xf/0x20 [ 168.852952][ C1] [ 168.855885][ C1] RIP: 0010:__sanitizer_cov_trace_pc+0x14/0x50 [ 168.862119][ C1] Code: 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 c2 00 01 1f 00 75 2c 8b 91 80 13 00 00 83 fa 02 75 21 48 8b 91 [ 168.881715][ C1] RSP: 0018:ffffc90002bd7870 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 168.890117][ C1] RAX: ffffffff81487433 RBX: 0000000000000000 RCX: ffff88809debc0c0 [ 168.898076][ C1] RDX: 0000000000000001 RSI: 00000000fffffffc RDI: ffffea00023b3880 [ 168.906043][ C1] RBP: ffffc90002bd7898 R08: 000000000003a768 R09: ffffed101167469f [ 168.914005][ C1] R10: ffffed101167469f R11: 0000000000000000 R12: dffffc0000000000 [ 168.921963][ C1] R13: dffffc0000000000 R14: 00000000fffffffc R15: ffff88808b3a34e8 [ 168.929940][ C1] ? mod_memcg_page_state+0x123/0x190 [ 168.935302][ C1] ? mod_memcg_page_state+0x123/0x190 [ 168.940748][ C1] free_thread_stack+0x168/0x590 [ 168.945723][ C1] put_task_stack+0xa3/0x130 [ 168.950310][ C1] finish_task_switch+0x3f1/0x550 [ 168.955329][ C1] __schedule+0x9a8/0xcc0 [ 168.959661][ C1] preempt_schedule_irq+0xc1/0x140 [ 168.964770][ C1] retint_kernel+0x1b/0x2b [ 168.969175][ C1] RIP: 0010:kmem_cache_free+0xc8/0xf0 [ 168.974582][ C1] Code: 58 07 00 74 42 4c 89 f7 57 9d 0f 1f 44 00 00 e8 0e 98 ca ff eb 19 e8 a7 95 ca ff 48 83 3d 07 f7 58 07 00 74 24 4c 89 f7 57 9d <0f> 1f 44 00 00 4c 89 e7 4c 89 fe e8 58 01 00 00 5b 41 5c 41 5e 41 [ 168.994190][ C1] RSP: 0018:ffffc90002bd7af0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 169.002595][ C1] RAX: ffff88809debc954 RBX: ffff88821bc46700 RCX: ffff88809debc0c0 [ 169.010554][ C1] RDX: 0000000000000000 RSI: ffffffff81a70bdc RDI: 0000000000000286 [ 169.018512][ C1] RBP: ffffc90002bd7b10 R08: ffff88809debc918 R09: ffffc90002bd7918 [ 169.026744][ C1] R10: 0000000000000010 R11: 0000000000000000 R12: ffffffff81a70bdc [ 169.034703][ C1] R13: ffff88809ff7c7b0 R14: 0000000000000286 R15: ffff8880a70e0380 [ 169.042673][ C1] ? unlink_anon_vmas+0x61c/0x690 [ 169.047693][ C1] ? unlink_anon_vmas+0x61c/0x690 [ 169.052714][ C1] unlink_anon_vmas+0x61c/0x690 [ 169.057560][ C1] free_pgtables+0x1ae/0x300 [ 169.062145][ C1] exit_mmap+0x28a/0x530 [ 169.066374][ C1] ? exit_aio+0x25e/0x370 [ 169.070704][ C1] __mmput+0x120/0x3a0 [ 169.074761][ C1] mmput+0x5d/0x70 [ 169.078470][ C1] exit_mm+0x50a/0x590 [ 169.082538][ C1] do_exit+0x544/0x2020 [ 169.086683][ C1] ? check_preemption_disabled+0xb4/0x260 [ 169.092401][ C1] do_group_exit+0x15c/0x2b0 [ 169.096983][ C1] __do_sys_exit_group+0x17/0x20 [ 169.101907][ C1] __se_sys_exit_group+0x14/0x20 [ 169.106846][ C1] __x64_sys_exit_group+0x3b/0x40 [ 169.111860][ C1] do_syscall_64+0xf7/0x1c0 [ 169.116356][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 169.122321][ C1] RIP: 0033:0x7f3302bc41e8 [ 169.126736][ C1] Code: Bad RIP value. [ 169.130797][ C1] RSP: 002b:00007ffdf5aab6f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 169.139334][ C1] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f3302bc41e8 [ 169.147302][ C1] RDX: 0000000000000002 RSI: 000000000000003c RDI: 0000000000000002 [ 169.155284][ C1] RBP: 00007f3302e99840 R08: 00000000000000e7 R09: ffffffffffffffa8 [ 169.163253][ C1] R10: 00007f3302e9f740 R11: 0000000000000246 R12: 00007f3302e99840 [ 169.171212][ C1] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 [ 169.179199][ C1] rcu: rcu_preempt kthread starved for 10543 jiffies! g6317 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 169.190286][ C1] rcu: RCU grace-period kthread stack dump: [ 169.196175][ C1] rcu_preempt R running task 29032 10 2 0x80004000 [ 169.204069][ C1] Call Trace: [ 169.207358][ C1] __schedule+0x9a0/0xcc0 [ 169.211689][ C1] schedule+0x181/0x210 [ 169.215836][ C1] schedule_timeout+0x14f/0x240 [ 169.220675][ C1] ? run_local_timers+0x120/0x120 [ 169.225693][ C1] rcu_gp_kthread+0xed8/0x1770 [ 169.230456][ C1] kthread+0x332/0x350 [ 169.234509][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 169.239615][ C1] ? kthread_blkcg+0xe0/0xe0 [ 169.244194][ C1] ret_from_fork+0x24/0x30