[ 41.404410][ T25] audit: type=1800 audit(1575383599.361:27): pid=7878 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 41.444130][ T25] audit: type=1800 audit(1575383599.361:28): pid=7878 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="ssh" dev="sda1" ino=2417 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 42.075035][ T25] audit: type=1800 audit(1575383600.081:29): pid=7878 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 [ 42.095235][ T25] audit: type=1800 audit(1575383600.081:30): pid=7878 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2423 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.10.15' (ECDSA) to the list of known hosts. 2019/12/03 14:33:28 fuzzer started syzkaller login: [ 50.955250][ T8037] as (8037) used greatest stack depth: 23416 bytes left 2019/12/03 14:33:29 dialing manager at 10.128.0.26:45711 2019/12/03 14:33:29 syscalls: 2689 2019/12/03 14:33:29 code coverage: enabled 2019/12/03 14:33:29 comparison tracing: enabled 2019/12/03 14:33:29 extra coverage: extra coverage is not supported by the kernel 2019/12/03 14:33:29 setuid sandbox: enabled 2019/12/03 14:33:29 namespace sandbox: enabled 2019/12/03 14:33:29 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 14:33:29 fault injection: enabled 2019/12/03 14:33:29 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 14:33:29 net packet injection: enabled 2019/12/03 14:33:29 net device setup: enabled 2019/12/03 14:33:29 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 14:33:29 devlink PCI setup: PCI device 0000:00:10.0 is not available 14:33:30 executing program 0: r0 = openat$vicodec0(0xffffffffffffff9c, &(0x7f0000000380)='/dev/video36\x00', 0x2, 0x0) ioctl$VIDIOC_TRY_FMT(r0, 0xc0d05640, &(0x7f00000003c0)={0x2, @pix={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfeedcafe}}) 14:33:30 executing program 1: r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000001900)=[{&(0x7f0000000100)="2e0000003500050ad25a80648c6356c10324fc00100000000a000400030082c1b0acea8b0900018004021700d1bd", 0x2e}], 0x1}, 0x0) [ 52.673484][ T8044] IPVS: ftp: loaded support on port[0] = 21 14:33:30 executing program 2: r0 = memfd_create(&(0x7f0000000200)='eth0\x00', 0x0) write(r0, &(0x7f0000000040)="06", 0x1) mmap(&(0x7f0000000000/0x7000)=nil, 0x7000, 0x1, 0x11, r0, 0x0) r1 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_int(r1, 0x10d, 0xe6, 0x0, &(0x7f0000000000)) [ 52.840185][ T8044] chnl_net:caif_netlink_parms(): no params data found [ 52.866163][ T8047] IPVS: ftp: loaded support on port[0] = 21 [ 52.956390][ T8044] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.974461][ T8044] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.982474][ T8044] device bridge_slave_0 entered promiscuous mode [ 53.008445][ T8044] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.024667][ T8044] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.032440][ T8044] device bridge_slave_1 entered promiscuous mode 14:33:31 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000004fc8)={0x0, 0x0, &(0x7f000000b000)={&(0x7f0000000000)=@mpls_newroute={0x311, 0x18, 0x21, 0x0, 0x0, {0x1c, 0x14, 0x0, 0xff}}, 0x311}}, 0x0) [ 53.069722][ T8044] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 53.098777][ T8049] IPVS: ftp: loaded support on port[0] = 21 [ 53.128821][ T8044] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 53.229896][ T8044] team0: Port device team_slave_0 added [ 53.256138][ T8053] IPVS: ftp: loaded support on port[0] = 21 [ 53.268467][ T8047] chnl_net:caif_netlink_parms(): no params data found [ 53.280519][ T8044] team0: Port device team_slave_1 added 14:33:31 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = fcntl$dupfd(r2, 0x0, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000029000/0x18000)=nil, &(0x7f0000000240)=[@text32={0x20, &(0x7f00000000c0)="b9800000c00f3235010000000f309a090000006500660f3882af724d00002ed8ddc74424008fc4bd87c7442402c43a727fc7442406000000000f011424f30f090f013a360f06c4c18d72d68366baa100ed", 0x51}], 0x1, 0x0, 0x0, 0xa4) r4 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r4, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc5e]}) ioctl$KVM_RUN(r4, 0xae80, 0x0) perf_event_open(&(0x7f0000000000)={0x1, 0x70, 0x3, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x2, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 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, 0x2, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$KVM_RUN(r4, 0xae80, 0x0) [ 53.459364][ T8044] device hsr_slave_0 entered promiscuous mode 14:33:31 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r0, 0x6, 0x13, &(0x7f00000000c0)=0x100000001, 0x1d4) connect$inet6(r0, &(0x7f0000000080), 0x1c) setsockopt$inet6_tcp_TCP_ULP(r0, 0x6, 0x1f, &(0x7f00000001c0)='tls\x00', 0x4) setsockopt$inet6_tcp_TLS_TX(r0, 0x11a, 0x1, &(0x7f0000000040)=@gcm_256={{0x304}, "215e23b6a14a937e", "df28196f6317ffbc13846cbe59f4f1b8c255c35c6b898da733494d6ae33cbdfb", "7b45bfdf", "1215ddea89823d54"}, 0x38) sendmsg(r0, &(0x7f0000001880)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000500)=[{0x10}, {0x10}], 0x20}, 0x0) [ 53.514807][ T8044] device hsr_slave_1 entered promiscuous mode [ 53.621750][ T8055] IPVS: ftp: loaded support on port[0] = 21 [ 53.689517][ T8047] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.697816][ T8047] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.705733][ T8047] device bridge_slave_0 entered promiscuous mode [ 53.713182][ T8047] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.720465][ T8047] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.728320][ T8047] device bridge_slave_1 entered promiscuous mode [ 53.729778][ T8057] IPVS: ftp: loaded support on port[0] = 21 [ 53.779261][ T8044] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 53.840315][ T8044] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 53.898301][ T8044] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 53.982443][ T8049] chnl_net:caif_netlink_parms(): no params data found [ 54.011162][ T8044] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 54.092675][ T8047] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 54.126433][ T8053] chnl_net:caif_netlink_parms(): no params data found [ 54.138098][ T8047] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 54.160275][ T8047] team0: Port device team_slave_0 added [ 54.186230][ T8047] team0: Port device team_slave_1 added [ 54.193234][ T8049] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.204469][ T8049] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.212039][ T8049] device bridge_slave_0 entered promiscuous mode [ 54.249032][ T8049] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.256914][ T8049] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.265062][ T8049] device bridge_slave_1 entered promiscuous mode [ 54.285352][ T8049] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 54.302606][ T8053] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.309841][ T8053] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.318012][ T8053] device bridge_slave_0 entered promiscuous mode [ 54.326734][ T8053] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.333797][ T8053] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.342155][ T8053] device bridge_slave_1 entered promiscuous mode [ 54.350655][ T8049] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 54.427103][ T8047] device hsr_slave_0 entered promiscuous mode [ 54.494678][ T8047] device hsr_slave_1 entered promiscuous mode [ 54.564598][ T8047] debugfs: Directory 'hsr0' with parent '/' already present! [ 54.601228][ T8053] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 54.612098][ T8053] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 54.660996][ T8053] team0: Port device team_slave_0 added [ 54.670464][ T8053] team0: Port device team_slave_1 added [ 54.677257][ T8055] chnl_net:caif_netlink_parms(): no params data found [ 54.698724][ T8049] team0: Port device team_slave_0 added [ 54.742443][ T8049] team0: Port device team_slave_1 added [ 54.753070][ T8047] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 54.813060][ T8047] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 54.861358][ T8055] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.868903][ T8055] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.876974][ T8055] device bridge_slave_0 entered promiscuous mode [ 54.926311][ T8053] device hsr_slave_0 entered promiscuous mode [ 54.974812][ T8053] device hsr_slave_1 entered promiscuous mode [ 55.014611][ T8053] debugfs: Directory 'hsr0' with parent '/' already present! [ 55.025249][ T8047] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 55.089132][ T8047] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 55.139367][ T8055] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.147751][ T8055] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.155734][ T8055] device bridge_slave_1 entered promiscuous mode [ 55.174041][ T8057] chnl_net:caif_netlink_parms(): no params data found [ 55.200584][ T8044] 8021q: adding VLAN 0 to HW filter on device bond0 [ 55.246686][ T8049] device hsr_slave_0 entered promiscuous mode [ 55.295208][ T8049] device hsr_slave_1 entered promiscuous mode [ 55.354637][ T8049] debugfs: Directory 'hsr0' with parent '/' already present! [ 55.382540][ T8055] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.419738][ T8055] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 55.439046][ T8044] 8021q: adding VLAN 0 to HW filter on device team0 [ 55.468755][ T8055] team0: Port device team_slave_0 added [ 55.476855][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.485436][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.504580][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 55.513872][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 55.522625][ T43] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.529903][ T43] bridge0: port 1(bridge_slave_0) entered forwarding state [ 55.539016][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 55.548409][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 55.557106][ T43] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.564988][ T43] bridge0: port 2(bridge_slave_1) entered forwarding state [ 55.572467][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 55.581090][ T8053] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 55.635732][ T8057] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.642820][ T8057] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.651777][ T8057] device bridge_slave_0 entered promiscuous mode [ 55.660148][ T8055] team0: Port device team_slave_1 added [ 55.670675][ T8049] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 55.737354][ T8049] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 55.798186][ T8060] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 55.807262][ T8060] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 55.816489][ T8053] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 55.845673][ T8057] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.853013][ T8057] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.861663][ T8057] device bridge_slave_1 entered promiscuous mode [ 55.875919][ T8049] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 55.928443][ T8053] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 55.977144][ T8053] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 56.041226][ T8049] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 56.075717][ T8050] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 56.084819][ T8050] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 56.093165][ T8050] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 56.102735][ T8050] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 56.111956][ T8050] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 56.120675][ T8050] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 56.133335][ T8044] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 56.146727][ T8044] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 56.156104][ T8057] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.183948][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 56.191955][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 56.203501][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 56.246673][ T8055] device hsr_slave_0 entered promiscuous mode [ 56.314856][ T8055] device hsr_slave_1 entered promiscuous mode [ 56.354522][ T8055] debugfs: Directory 'hsr0' with parent '/' already present! [ 56.363263][ T8057] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.384163][ T8057] team0: Port device team_slave_0 added [ 56.407463][ T8057] team0: Port device team_slave_1 added [ 56.421968][ T8044] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 56.439731][ T8050] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 56.447533][ T8050] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 56.472092][ T8047] 8021q: adding VLAN 0 to HW filter on device bond0 [ 56.526445][ T8057] device hsr_slave_0 entered promiscuous mode [ 56.564775][ T8057] device hsr_slave_1 entered promiscuous mode [ 56.604606][ T8057] debugfs: Directory 'hsr0' with parent '/' already present! [ 56.619385][ T8055] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 56.658861][ T8055] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 56.719922][ T8055] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 56.804838][ T8055] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 161.834319][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 161.841317][ C0] (detected by 0, t=10502 jiffies, g=5929, q=283) [ 161.847819][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10503 (4294953326-4294942823), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 161.861160][ C0] rcu_preempt R running task 29032 10 2 0x80004008 [ 161.869061][ C0] Call Trace: [ 161.872329][ C0] [ 161.875179][ C0] sched_show_task+0x40f/0x560 [ 161.879937][ C0] rcu_sched_clock_irq+0x1861/0x1ad0 [ 161.885222][ C0] update_process_times+0x12d/0x180 [ 161.890787][ C0] tick_sched_timer+0x263/0x420 [ 161.895642][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 161.901183][ C0] __hrtimer_run_queues+0x403/0x840 [ 161.906389][ C0] hrtimer_interrupt+0x38c/0xda0 [ 161.911333][ C0] ? debug_smp_processor_id+0x9/0x20 [ 161.916703][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 161.922237][ C0] apic_timer_interrupt+0xf/0x20 [ 161.927156][ C0] [ 161.930957][ C0] RIP: 0010:free_thread_stack+0x133/0x590 [ 161.936676][ C0] 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 [ 161.956543][ C0] RSP: 0018:ffffc90000d0fc48 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 161.964950][ C0] RAX: 0000000000000001 RBX: ffffea0002770f80 RCX: 0000000000000000 [ 161.972908][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea0002770f80 [ 161.980864][ C0] RBP: ffffc90000d0fc80 R08: dffffc0000000000 R09: fffffbfff120248a [ 161.988820][ C0] R10: fffffbfff120248a R11: 0000000000000000 R12: ffff88808d690ca0 [ 161.996785][ C0] R13: dffffc0000000000 R14: 1ffff11011ad2194 R15: ffff888096b97828 [ 162.004769][ C0] ? free_thread_stack+0x12e/0x590 [ 162.009889][ C0] put_task_stack+0xa3/0x130 [ 162.014468][ C0] finish_task_switch+0x3f1/0x550 [ 162.020095][ C0] __schedule+0x9a8/0xcc0 [ 162.024420][ C0] schedule+0x181/0x210 [ 162.028584][ C0] schedule_timeout+0x14f/0x240 [ 162.033421][ C0] ? run_local_timers+0x120/0x120 [ 162.038437][ C0] rcu_gp_kthread+0xed8/0x1770 [ 162.043198][ C0] kthread+0x332/0x350 [ 162.047255][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 162.052349][ C0] ? kthread_blkcg+0xe0/0xe0 [ 162.057059][ C0] ret_from_fork+0x24/0x30 [ 162.061666][ C0] rcu: rcu_preempt kthread starved for 10524 jiffies! g5929 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 162.072755][ C0] rcu: RCU grace-period kthread stack dump: [ 162.078635][ C0] rcu_preempt R running task 29032 10 2 0x80004008 [ 162.086518][ C0] Call Trace: [ 162.089933][ C0] [ 162.092791][ C0] sched_show_task+0x40f/0x560 [ 162.097565][ C0] rcu_check_gp_kthread_starvation+0x170/0x1b0 [ 162.103719][ C0] rcu_sched_clock_irq+0x17d3/0x1ad0 [ 162.109024][ C0] update_process_times+0x12d/0x180 [ 162.114229][ C0] tick_sched_timer+0x263/0x420 [ 162.119094][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 162.124638][ C0] __hrtimer_run_queues+0x403/0x840 [ 162.129844][ C0] hrtimer_interrupt+0x38c/0xda0 [ 162.134785][ C0] ? debug_smp_processor_id+0x9/0x20 [ 162.140063][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 162.145599][ C0] apic_timer_interrupt+0xf/0x20 [ 162.150608][ C0] [ 162.153540][ C0] RIP: 0010:free_thread_stack+0x133/0x590 [ 162.159770][ C0] 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 [ 162.180447][ C0] RSP: 0018:ffffc90000d0fc48 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 162.189834][ C0] RAX: 0000000000000001 RBX: ffffea0002770f80 RCX: 0000000000000000 [ 162.197880][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea0002770f80 [ 162.206545][ C0] RBP: ffffc90000d0fc80 R08: dffffc0000000000 R09: fffffbfff120248a [ 162.214606][ C0] R10: fffffbfff120248a R11: 0000000000000000 R12: ffff88808d690ca0 [ 162.224360][ C0] R13: dffffc0000000000 R14: 1ffff11011ad2194 R15: ffff888096b97828 [ 162.232533][ C0] ? free_thread_stack+0x12e/0x590 [ 162.237662][ C0] put_task_stack+0xa3/0x130 [ 162.242256][ C0] finish_task_switch+0x3f1/0x550 [ 162.247542][ C0] __schedule+0x9a8/0xcc0 [ 162.251872][ C0] schedule+0x181/0x210 [ 162.256022][ C0] schedule_timeout+0x14f/0x240 [ 162.260864][ C0] ? run_local_timers+0x120/0x120 [ 162.265879][ C0] rcu_gp_kthread+0xed8/0x1770 [ 162.270637][ C0] kthread+0x332/0x350 [ 162.274690][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 162.279792][ C0] ? kthread_blkcg+0xe0/0xe0 [ 162.284391][ C0] ret_from_fork+0x24/0x30