[ 42.285160][ T25] audit: type=1800 audit(1575408045.001:26): pid=7950 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 42.305893][ T25] audit: type=1800 audit(1575408045.001:27): pid=7950 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 42.343723][ T25] audit: type=1800 audit(1575408045.001:28): pid=7950 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. [ 43.102733][ T25] audit: type=1800 audit(1575408045.831:29): pid=7950 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.10.29' (ECDSA) to the list of known hosts. 2019/12/03 21:20:54 fuzzer started 2019/12/03 21:20:56 dialing manager at 10.128.0.26:42111 2019/12/03 21:20:56 syscalls: 2689 2019/12/03 21:20:56 code coverage: enabled 2019/12/03 21:20:56 comparison tracing: enabled 2019/12/03 21:20:56 extra coverage: extra coverage is not supported by the kernel 2019/12/03 21:20:56 setuid sandbox: enabled 2019/12/03 21:20:56 namespace sandbox: enabled 2019/12/03 21:20:56 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 21:20:56 fault injection: enabled 2019/12/03 21:20:56 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 21:20:56 net packet injection: enabled 2019/12/03 21:20:56 net device setup: enabled 2019/12/03 21:20:56 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 21:20:56 devlink PCI setup: PCI device 0000:00:10.0 is not available 21:20:57 executing program 0: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f00000000c0)={0x26, 'skcipher\x00', 0x0, 0x0, 'cbc-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000080)="ab553fec94248c32e27d04000000288a", 0x10) r1 = accept$alg(r0, 0x0, 0x0) sendmsg$alg(r1, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000180)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}, 0x0) write$binfmt_script(r1, &(0x7f0000000600)=ANY=[], 0xfec8) recvmmsg(r1, &(0x7f0000004640)=[{{0x0, 0x0, &(0x7f0000000180)=[{&(0x7f00000007c0)=""/4096, 0x1000}], 0x1}}], 0x8, 0x0, 0x0) 21:20:57 executing program 1: r0 = syz_open_dev$sndseq(&(0x7f0000000880)='/dev/snd/seq\x00', 0x0, 0x0) read(0xffffffffffffffff, 0x0, 0x0) r1 = dup2(r0, r0) ioctl$SNDRV_SEQ_IOCTL_QUERY_SUBS(r1, 0xc058534f, &(0x7f0000000080)={{0x0, 0x1}}) timer_create(0x0, 0x0, 0x0) timer_settime(0x0, 0x0, 0x0, 0x0) tkill(0x0, 0x0) syzkaller login: [ 54.726915][ T8114] IPVS: ftp: loaded support on port[0] = 21 21:20:57 executing program 2: sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000040)=ANY=[@ANYBLOB="50000000100005efffffffffffffff0000000000", @ANYRES32=0x0, @ANYBLOB="00000000000000000800040060000040280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="4f2d50d09fe54972"], 0x50}}, 0x0) r0 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = dup3(r0, r1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket(0x4000000000010, 0x1000000000080002, 0x0) sendmmsg$alg(r3, &(0x7f0000000140), 0x492492492492502, 0x0) [ 54.878112][ T8114] chnl_net:caif_netlink_parms(): no params data found [ 54.887393][ T8117] IPVS: ftp: loaded support on port[0] = 21 [ 55.000097][ T8114] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.007921][ T8114] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.019812][ T8114] device bridge_slave_0 entered promiscuous mode [ 55.040151][ T8114] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.047241][ T8114] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.055498][ T8114] device bridge_slave_1 entered promiscuous mode [ 55.087241][ T8119] IPVS: ftp: loaded support on port[0] = 21 [ 55.096082][ T8114] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.110351][ T8114] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 55.157740][ T8114] team0: Port device team_slave_0 added [ 55.185341][ T8114] team0: Port device team_slave_1 added 21:20:57 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket(0x10, 0x3, 0x0) write(r2, &(0x7f0000000080)="240000005a001f00ff03f4f9002304000a04f51108000500020100020800028001000000", 0x24) [ 55.272855][ T8114] device hsr_slave_0 entered promiscuous mode [ 55.339613][ T8114] device hsr_slave_1 entered promiscuous mode [ 55.381880][ T8117] chnl_net:caif_netlink_parms(): no params data found [ 55.442405][ T8122] IPVS: ftp: loaded support on port[0] = 21 [ 55.467058][ T8117] bridge0: port 1(bridge_slave_0) entered blocking state 21:20:58 executing program 4: r0 = syz_init_net_socket$rose(0xb, 0x5, 0x0) getsockopt$rose(r0, 0x104, 0x0, 0x0, &(0x7f0000000040)=0xffffff2c) [ 55.488609][ T8117] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.496792][ T8117] device bridge_slave_0 entered promiscuous mode [ 55.512110][ T8117] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.523105][ T8117] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.533095][ T8117] device bridge_slave_1 entered promiscuous mode [ 55.615665][ T8114] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 55.672266][ T8114] netdevsim netdevsim0 netdevsim1: renamed from eth1 21:20:58 executing program 5: creat(&(0x7f0000000040)='./file0\x00', 0x0) pipe2$9p(&(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) write$P9_RLERRORu(r1, &(0x7f0000000300)=ANY=[@ANYBLOB="1d00000007ffff0f005f"], 0xa) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000100)='9p\x00', 0x0, &(0x7f0000000280)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}, 0x2c, {[{@noextend='noextend'}]}}) [ 55.744599][ T8117] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.760611][ T8117] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 55.788771][ T8114] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 55.838044][ T8125] IPVS: ftp: loaded support on port[0] = 21 [ 55.849065][ T8127] IPVS: ftp: loaded support on port[0] = 21 [ 55.866028][ T8114] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 55.928611][ T8117] team0: Port device team_slave_0 added [ 55.936633][ T8119] chnl_net:caif_netlink_parms(): no params data found [ 55.967095][ T8117] team0: Port device team_slave_1 added [ 55.984721][ T8119] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.992276][ T8119] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.999978][ T8119] device bridge_slave_0 entered promiscuous mode [ 56.008950][ T8119] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.016008][ T8119] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.023818][ T8119] device bridge_slave_1 entered promiscuous mode [ 56.110649][ T8117] device hsr_slave_0 entered promiscuous mode [ 56.178854][ T8117] device hsr_slave_1 entered promiscuous mode [ 56.248517][ T8117] debugfs: Directory 'hsr0' with parent '/' already present! [ 56.263966][ T8119] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.280219][ T8119] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.302684][ T8119] team0: Port device team_slave_0 added [ 56.311401][ T8119] team0: Port device team_slave_1 added [ 56.441552][ T8119] device hsr_slave_0 entered promiscuous mode [ 56.498900][ T8119] device hsr_slave_1 entered promiscuous mode [ 56.538535][ T8119] debugfs: Directory 'hsr0' with parent '/' already present! [ 56.607287][ T8125] chnl_net:caif_netlink_parms(): no params data found [ 56.624403][ T8117] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 56.670218][ T8122] chnl_net:caif_netlink_parms(): no params data found [ 56.717655][ T8117] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 56.775955][ T8122] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.783277][ T8122] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.790976][ T8122] device bridge_slave_0 entered promiscuous mode [ 56.800903][ T8122] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.807963][ T8122] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.815755][ T8122] device bridge_slave_1 entered promiscuous mode [ 56.822770][ T8117] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 56.900924][ T8117] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 56.974541][ T8125] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.982606][ T8125] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.990787][ T8125] device bridge_slave_0 entered promiscuous mode [ 57.002871][ T8125] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.010392][ T8125] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.018163][ T8125] device bridge_slave_1 entered promiscuous mode [ 57.039623][ T8127] chnl_net:caif_netlink_parms(): no params data found [ 57.051763][ T8114] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.058637][ T8119] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 57.150334][ T8119] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 57.212446][ T8122] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.223399][ T8122] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.243665][ T8125] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.255670][ T8125] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.265336][ T8119] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 57.337493][ T8119] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 57.408309][ T8122] team0: Port device team_slave_0 added [ 57.416680][ T8122] team0: Port device team_slave_1 added [ 57.429861][ T8127] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.437026][ T8127] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.445412][ T8127] device bridge_slave_0 entered promiscuous mode [ 57.454162][ T8127] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.461716][ T8127] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.470547][ T8127] device bridge_slave_1 entered promiscuous mode [ 57.480138][ T8125] team0: Port device team_slave_0 added [ 57.496608][ T8114] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.506000][ T2856] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.515278][ T2856] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.529487][ T8125] team0: Port device team_slave_1 added [ 57.570533][ T8122] device hsr_slave_0 entered promiscuous mode [ 57.608828][ T8122] device hsr_slave_1 entered promiscuous mode [ 57.648990][ T8122] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.694417][ T3941] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 57.704923][ T3941] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 57.714359][ T3941] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.721570][ T3941] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.730953][ T3941] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 57.740094][ T3941] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 57.748822][ T3941] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.755960][ T3941] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.765964][ T3941] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 57.774978][ T3941] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 57.789827][ T8127] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.841404][ T8125] device hsr_slave_0 entered promiscuous mode [ 57.888899][ T8125] device hsr_slave_1 entered promiscuous mode [ 57.928570][ T8125] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.936577][ T8132] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 57.944839][ T8132] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 57.953549][ T8132] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 57.962007][ T8132] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 57.971259][ T8132] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 57.979955][ T8132] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 57.990994][ T8127] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.008219][ T8114] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 58.020168][ T8114] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 58.037380][ T2856] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 58.046585][ T2856] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 58.055282][ T2856] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 58.064297][ T2856] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 58.076837][ T2856] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 58.111454][ T8122] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 58.150824][ T8132] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 58.158297][ T8132] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 58.173813][ T8117] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.184829][ T8127] team0: Port device team_slave_0 added [ 58.192937][ T8127] team0: Port device team_slave_1 added [ 58.204767][ T8122] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 58.282440][ T8122] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 58.383269][ T8122] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 58.414695][ T8114] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 58.461026][ T8127] device hsr_slave_0 entered promiscuous mode [ 58.509103][ T8127] device hsr_slave_1 entered promiscuous mode [ 58.548508][ T8127] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.572490][ T8119] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.584768][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.595485][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.612351][ T8125] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 58.680832][ T8125] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 58.727011][ T8119] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.753870][ T8117] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.764072][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.772466][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.780591][ T8125] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 58.832517][ T8125] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 163.868346][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 163.875447][ C0] (detected by 0, t=10502 jiffies, g=6241, q=79) [ 163.881846][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10503 (4294953514-4294943011), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 163.895186][ C0] rcu_preempt R running task 29032 10 2 0x80004008 [ 163.903072][ C0] Call Trace: [ 163.906346][ C0] [ 163.909193][ C0] sched_show_task+0x40f/0x560 [ 163.913956][ C0] rcu_sched_clock_irq+0x1861/0x1ad0 [ 163.919245][ C0] update_process_times+0x12d/0x180 [ 163.924451][ C0] tick_sched_timer+0x263/0x420 [ 163.929290][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 163.934832][ C0] __hrtimer_run_queues+0x403/0x840 [ 163.940039][ C0] hrtimer_interrupt+0x38c/0xda0 [ 163.944987][ C0] ? debug_smp_processor_id+0x9/0x20 [ 163.950277][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 163.955828][ C0] apic_timer_interrupt+0xf/0x20 [ 163.960757][ C0] [ 163.963689][ C0] RIP: 0010:free_thread_stack+0x11f/0x590 [ 163.969401][ C0] Code: 3e e8 e5 96 ee ff 48 c1 e8 06 48 83 e0 c0 48 bf 00 00 00 00 00 ea ff ff 48 01 c7 be 03 00 00 00 e8 06 a2 60 00 e9 5d 04 00 00 5c 2d 2e 00 48 89 df 31 f6 e8 42 af 6e 00 43 80 3c 2e 00 74 08 [ 163.989213][ C0] RSP: 0018:ffffc90000d0fc48 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 163.998139][ C0] RAX: 1ffff1100d7851a1 RBX: ffffea0001af0ac0 RCX: ffff8880a9de8280 [ 164.006117][ C0] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea0001af0ac0 [ 164.014085][ C0] RBP: ffffc90000d0fc80 R08: 000000000003a768 R09: ffffed1012e06ecf [ 164.022048][ C0] R10: ffffed1012e06ecf R11: 0000000000000000 R12: ffff88806bc28da0 [ 164.030012][ C0] R13: dffffc0000000000 R14: 1ffff1100d7851b4 R15: ffff888097037668 [ 164.037997][ C0] ? free_thread_stack+0x168/0x590 [ 164.043109][ C0] put_task_stack+0xa3/0x130 [ 164.047687][ C0] finish_task_switch+0x3f1/0x550 [ 164.052703][ C0] __schedule+0x9a8/0xcc0 [ 164.057029][ C0] schedule+0x181/0x210 [ 164.061175][ C0] schedule_timeout+0x14f/0x240 [ 164.066029][ C0] ? run_local_timers+0x120/0x120 [ 164.071045][ C0] rcu_gp_kthread+0xed8/0x1770 [ 164.075807][ C0] kthread+0x332/0x350 [ 164.079857][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 164.084958][ C0] ? kthread_blkcg+0xe0/0xe0 [ 164.089885][ C0] ret_from_fork+0x24/0x30 [ 164.094306][ C0] rcu: rcu_preempt kthread starved for 10524 jiffies! g6241 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 164.105391][ C0] rcu: RCU grace-period kthread stack dump: [ 164.111265][ C0] rcu_preempt R running task 29032 10 2 0x80004008 [ 164.119173][ C0] Call Trace: [ 164.122441][ C0] [ 164.125295][ C0] sched_show_task+0x40f/0x560 [ 164.130182][ C0] rcu_check_gp_kthread_starvation+0x170/0x1b0 [ 164.136331][ C0] rcu_sched_clock_irq+0x17d3/0x1ad0 [ 164.141627][ C0] update_process_times+0x12d/0x180 [ 164.146812][ C0] tick_sched_timer+0x263/0x420 [ 164.151649][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 164.157249][ C0] __hrtimer_run_queues+0x403/0x840 [ 164.162487][ C0] hrtimer_interrupt+0x38c/0xda0 [ 164.167528][ C0] ? debug_smp_processor_id+0x9/0x20 [ 164.172974][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 164.178527][ C0] apic_timer_interrupt+0xf/0x20 [ 164.183453][ C0] [ 164.186386][ C0] RIP: 0010:free_thread_stack+0x11f/0x590 [ 164.192109][ C0] Code: 3e e8 e5 96 ee ff 48 c1 e8 06 48 83 e0 c0 48 bf 00 00 00 00 00 ea ff ff 48 01 c7 be 03 00 00 00 e8 06 a2 60 00 e9 5d 04 00 00 5c 2d 2e 00 48 89 df 31 f6 e8 42 af 6e 00 43 80 3c 2e 00 74 08 [ 164.211711][ C0] RSP: 0018:ffffc90000d0fc48 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 164.220118][ C0] RAX: 1ffff1100d7851a1 RBX: ffffea0001af0ac0 RCX: ffff8880a9de8280 [ 164.228090][ C0] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea0001af0ac0 [ 164.236074][ C0] RBP: ffffc90000d0fc80 R08: 000000000003a768 R09: ffffed1012e06ecf [ 164.244050][ C0] R10: ffffed1012e06ecf R11: 0000000000000000 R12: ffff88806bc28da0 [ 164.252184][ C0] R13: dffffc0000000000 R14: 1ffff1100d7851b4 R15: ffff888097037668 [ 164.260168][ C0] ? free_thread_stack+0x168/0x590 [ 164.265270][ C0] put_task_stack+0xa3/0x130 [ 164.269852][ C0] finish_task_switch+0x3f1/0x550 [ 164.274876][ C0] __schedule+0x9a8/0xcc0 [ 164.279205][ C0] schedule+0x181/0x210 [ 164.283871][ C0] schedule_timeout+0x14f/0x240 [ 164.288710][ C0] ? run_local_timers+0x120/0x120 [ 164.293723][ C0] rcu_gp_kthread+0xed8/0x1770 [ 164.298485][ C0] kthread+0x332/0x350 [ 164.302542][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 164.307641][ C0] ? kthread_blkcg+0xe0/0xe0 [ 164.312220][ C0] ret_from_fork+0x24/0x30