[ 44.507789][ T25] audit: type=1800 audit(1575339387.490:26): pid=8036 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 44.533467][ T25] audit: type=1800 audit(1575339387.500:27): pid=8036 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 44.585215][ T25] audit: type=1800 audit(1575339387.500:28): pid=8036 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. [ 45.264025][ T25] audit: type=1800 audit(1575339388.270:29): pid=8036 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 '10.128.10.58' (ECDSA) to the list of known hosts. 2019/12/03 02:16:37 fuzzer started 2019/12/03 02:16:39 dialing manager at 10.128.0.26:38907 2019/12/03 02:16:39 syscalls: 2697 2019/12/03 02:16:39 code coverage: enabled 2019/12/03 02:16:39 comparison tracing: enabled 2019/12/03 02:16:39 extra coverage: extra coverage is not supported by the kernel 2019/12/03 02:16:39 setuid sandbox: enabled 2019/12/03 02:16:39 namespace sandbox: enabled 2019/12/03 02:16:39 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 02:16:39 fault injection: enabled 2019/12/03 02:16:39 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 02:16:39 net packet injection: enabled 2019/12/03 02:16:39 net device setup: enabled 2019/12/03 02:16:39 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 02:16:39 devlink PCI setup: PCI device 0000:00:10.0 is not available 02:16:40 executing program 0: r0 = socket$inet6(0xa, 0x3, 0x6b) ioctl(r0, 0x2001000008912, &(0x7f0000000000)="0815b5055e0bcfe87b3071") r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000000800)={0x26, 'hash\x00', 0x0, 0x0, 'crct10dif\x00'}, 0x58) r2 = accept4(r1, 0x0, 0x0, 0x0) sendto$unix(r2, &(0x7f0000000040)='|', 0x500, 0x0, 0x0, 0x0) 02:16:40 executing program 1: r0 = syz_open_dev$binderN(&(0x7f0000000080)='/dev/binder#\x00', 0x0, 0x0) r1 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f00000000c0)) ioctl$BINDER_SET_CONTEXT_MGR(r0, 0x40046207, 0x0) syzkaller login: [ 57.359270][ T8200] IPVS: ftp: loaded support on port[0] = 21 02:16:40 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000200)=@newlink={0x3c, 0x10, 0x501, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, @bridge={{0xc, 0x1, 'bridge\x00'}, {0xc, 0x2, [@IFLA_BR_VLAN_STATS_ENABLED={0x8, 0x29, 0x9}]}}}]}, 0x3c}}, 0x0) [ 57.524402][ T8200] chnl_net:caif_netlink_parms(): no params data found [ 57.562601][ T8203] IPVS: ftp: loaded support on port[0] = 21 [ 57.642483][ T8200] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.663745][ T8200] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.671815][ T8200] device bridge_slave_0 entered promiscuous mode [ 57.695114][ T8200] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.702858][ T8200] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.715005][ T8200] device bridge_slave_1 entered promiscuous mode [ 57.738077][ T8205] IPVS: ftp: loaded support on port[0] = 21 [ 57.766259][ T8200] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.785861][ T8200] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link 02:16:40 executing program 3: bpf$OBJ_GET_PROG(0x7, &(0x7f0000000100)={0x0}, 0x10) pipe2(&(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}, 0x4800) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000040)={0x0, r0}, 0x10) setsockopt$inet_mreq(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0) perf_event_open(&(0x7f00000000c0)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x511, 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, 0x0, 0x0, 0x7}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0xa, &(0x7f0000000280)={@local}, 0x0) r1 = syz_init_net_socket$llc(0x1a, 0x1, 0x0) connect$llc(r1, &(0x7f0000000380)={0x1a, 0x1, 0x0, 0x9}, 0x10) sendmmsg(r1, &(0x7f0000001380), 0x40003ad, 0x2000000) [ 57.844469][ T8200] team0: Port device team_slave_0 added [ 57.867390][ T8200] team0: Port device team_slave_1 added [ 58.000121][ T8203] chnl_net:caif_netlink_parms(): no params data found 02:16:41 executing program 4: r0 = openat$adsp1(0xffffffffffffff9c, &(0x7f0000000000)='/dev/adsp1\x00', 0x2, 0x0) ioctl$SNDCTL_DSP_SPEED(r0, 0xc0045006, &(0x7f0000000080)) [ 58.056121][ T8200] device hsr_slave_0 entered promiscuous mode [ 58.083833][ T8200] device hsr_slave_1 entered promiscuous mode [ 58.186067][ T8208] IPVS: ftp: loaded support on port[0] = 21 [ 58.299691][ T8203] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.308423][ T8203] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.319001][ T8203] device bridge_slave_0 entered promiscuous mode [ 58.347832][ T8205] chnl_net:caif_netlink_parms(): no params data found [ 58.361905][ T8211] IPVS: ftp: loaded support on port[0] = 21 [ 58.380561][ T8203] bridge0: port 2(bridge_slave_1) entered blocking state 02:16:41 executing program 5: r0 = socket$inet_sctp(0x2, 0x5, 0x84) sendmsg$inet_sctp(r0, &(0x7f00000007c0)={0x0, 0x0, &(0x7f0000000580)=[{&(0x7f0000000280)="e8", 0x1}], 0x1, &(0x7f0000000300)=[@prinfo={0x18}, @sndrcv={0x30, 0x84, 0x1, {0x0, 0x0, 0x20c}}], 0x48}, 0x0) [ 58.395668][ T8203] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.405520][ T8203] device bridge_slave_1 entered promiscuous mode [ 58.425937][ T8200] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 58.507374][ T8200] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 58.586259][ T8205] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.594373][ T8205] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.602105][ T8205] device bridge_slave_0 entered promiscuous mode [ 58.618021][ T8200] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 58.677048][ T8200] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 58.741319][ T8203] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.759898][ T8205] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.767360][ T8205] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.775617][ T8205] device bridge_slave_1 entered promiscuous mode [ 58.802204][ T8203] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.826499][ T8205] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.837859][ T8205] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.858086][ T8213] IPVS: ftp: loaded support on port[0] = 21 [ 58.858695][ T8203] team0: Port device team_slave_0 added [ 58.873770][ T8203] team0: Port device team_slave_1 added [ 58.896792][ T8205] team0: Port device team_slave_0 added [ 58.943733][ T8205] team0: Port device team_slave_1 added [ 59.005952][ T8203] device hsr_slave_0 entered promiscuous mode [ 59.043690][ T8203] device hsr_slave_1 entered promiscuous mode [ 59.083581][ T8203] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.102793][ T8208] chnl_net:caif_netlink_parms(): no params data found [ 59.205541][ T8205] device hsr_slave_0 entered promiscuous mode [ 59.273604][ T8205] device hsr_slave_1 entered promiscuous mode [ 59.314086][ T8205] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.365939][ T8203] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 59.384970][ T8208] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.392063][ T8208] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.400700][ T8208] device bridge_slave_0 entered promiscuous mode [ 59.408735][ T8208] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.415919][ T8208] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.423836][ T8208] device bridge_slave_1 entered promiscuous mode [ 59.457628][ T8203] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 59.538854][ T8203] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 59.605519][ T8203] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 59.678905][ T8211] chnl_net:caif_netlink_parms(): no params data found [ 59.699218][ T8208] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.712239][ T8208] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.764104][ T8205] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 59.805375][ T8205] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 59.858738][ T8213] chnl_net:caif_netlink_parms(): no params data found [ 59.870073][ T8208] team0: Port device team_slave_0 added [ 59.877559][ T8208] team0: Port device team_slave_1 added [ 59.884109][ T8205] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 59.925554][ T8205] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 59.982043][ T8200] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.022662][ T8213] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.030209][ T8213] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.040670][ T8213] device bridge_slave_0 entered promiscuous mode [ 60.048848][ T8211] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.056555][ T8211] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.064837][ T8211] device bridge_slave_0 entered promiscuous mode [ 60.072733][ T8211] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.080092][ T8211] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.088429][ T8211] device bridge_slave_1 entered promiscuous mode [ 60.106952][ T8213] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.115515][ T8213] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.123978][ T8213] device bridge_slave_1 entered promiscuous mode [ 60.206026][ T8208] device hsr_slave_0 entered promiscuous mode [ 60.243669][ T8208] device hsr_slave_1 entered promiscuous mode [ 60.303410][ T8208] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.330604][ T8211] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.341317][ T8213] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.355416][ T8213] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.378936][ T8200] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.388579][ T8211] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.400947][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.409709][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.464700][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.474274][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.483245][ T17] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.490586][ T17] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.505582][ T8211] team0: Port device team_slave_0 added [ 60.513716][ T8213] team0: Port device team_slave_0 added [ 60.519828][ T8208] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 60.585698][ T8208] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 60.616328][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.624740][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.633712][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.642150][ T17] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.649285][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.669436][ T8213] team0: Port device team_slave_1 added [ 60.676953][ T8211] team0: Port device team_slave_1 added [ 60.694381][ T8208] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 60.745510][ T8208] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 60.809521][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.824541][ T8203] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.895707][ T8213] device hsr_slave_0 entered promiscuous mode [ 60.933531][ T8213] device hsr_slave_1 entered promiscuous mode [ 60.983742][ T8213] debugfs: Directory 'hsr0' with parent '/' already present! [ 61.066906][ T8211] device hsr_slave_0 entered promiscuous mode [ 61.113932][ T8211] device hsr_slave_1 entered promiscuous mode [ 61.153332][ T8211] debugfs: Directory 'hsr0' with parent '/' already present! [ 61.161321][ T3701] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.170399][ T3701] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.179119][ T3701] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.187467][ T3701] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.196024][ T3701] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.204616][ T3701] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.212996][ T3701] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.221951][ T3701] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.230445][ T3701] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.241612][ T3701] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.253665][ T8205] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.272714][ T8205] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.285333][ T3701] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.293073][ T3701] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.306000][ T8200] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.347133][ T8203] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.356396][ T3701] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.365958][ T3701] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.374142][ T3701] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.381755][ T3701] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.405312][ T8200] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.417302][ T8213] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 61.478038][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.487163][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.496421][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.503930][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.512499][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.521246][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.529798][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.536999][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.544802][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.553519][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.561803][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.568889][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.576583][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.585323][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.593795][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.600916][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.608516][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.620044][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.628109][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.643424][ T8213] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 61.704851][ T8211] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 166.683136][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 166.689935][ C0] rcu: 0-...!: (10499 ticks this GP) idle=63a/1/0x4000000000000002 softirq=12275/12275 fqs=858 [ 166.700719][ C0] (t=10501 jiffies g=6381 q=281) [ 166.705917][ C0] rcu: rcu_preempt kthread starved for 8786 jiffies! g6381 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 166.716924][ C0] rcu: RCU grace-period kthread stack dump: [ 166.722800][ C0] rcu_preempt R running task 29032 10 2 0x80004000 [ 166.730700][ C0] Call Trace: [ 166.733997][ C0] __schedule+0x9a0/0xcc0 [ 166.738332][ C0] schedule+0x181/0x210 [ 166.742482][ C0] schedule_timeout+0x14f/0x240 [ 166.747322][ C0] ? run_local_timers+0x120/0x120 [ 166.752431][ C0] rcu_gp_kthread+0xed8/0x1770 [ 166.757200][ C0] kthread+0x332/0x350 [ 166.761253][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 166.766347][ C0] ? kthread_blkcg+0xe0/0xe0 [ 166.770922][ C0] ret_from_fork+0x24/0x30 [ 166.775336][ C0] NMI backtrace for cpu 0 [ 166.779655][ C0] CPU: 0 PID: 8221 Comm: syz-executor.0 Not tainted 5.4.0-syzkaller #0 [ 166.787928][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 166.798238][ C0] Call Trace: [ 166.801772][ C0] [ 166.804619][ C0] dump_stack+0x1fb/0x318 [ 166.808936][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 166.813772][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 166.819921][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 166.825974][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 166.831942][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 166.838177][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 166.843294][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 166.848569][ C0] ? trace_hardirqs_off+0x74/0x80 [ 166.853582][ C0] update_process_times+0x12d/0x180 [ 166.858782][ C0] tick_sched_timer+0x263/0x420 [ 166.863781][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 166.869333][ C0] __hrtimer_run_queues+0x403/0x840 [ 166.874647][ C0] hrtimer_interrupt+0x38c/0xda0 [ 166.879796][ C0] ? debug_smp_processor_id+0x9/0x20 [ 166.885080][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 166.890618][ C0] apic_timer_interrupt+0xf/0x20 [ 166.895538][ C0] [ 166.898466][ C0] RIP: 0010:free_thread_stack+0x133/0x590 [ 166.904172][ 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 [ 166.924354][ C0] RSP: 0018:ffffc90002487780 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 166.933309][ C0] RAX: 0000000000000001 RBX: ffffea00028af600 RCX: 0000000000000000 [ 166.941458][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea00028af600 [ 166.949440][ C0] RBP: ffffc900024877b8 R08: dffffc0000000000 R09: fffffbfff120248a [ 166.957406][ C0] R10: fffffbfff120248a R11: 0000000000000000 R12: ffff88809a988ca0 [ 166.965391][ C0] R13: dffffc0000000000 R14: 1ffff11013531194 R15: ffff888092059428 [ 166.973390][ C0] put_task_stack+0xa3/0x130 [ 166.977984][ C0] finish_task_switch+0x3f1/0x550 [ 166.983110][ C0] __schedule+0x9a8/0xcc0 [ 166.987453][ C0] ? ___preempt_schedule+0x16/0x18 [ 166.992562][ C0] preempt_schedule+0xdb/0x120 [ 166.997313][ C0] ___preempt_schedule+0x16/0x18 [ 167.002243][ C0] _raw_spin_unlock+0x3a/0x40 [ 167.006920][ C0] alloc_vmap_area+0x182a/0x1b40 [ 167.011850][ C0] ? trace_kmalloc_node+0xd3/0x130 [ 167.016959][ C0] __get_vm_area_node+0x1a4/0x480 [ 167.021973][ C0] ? check_preemption_disabled+0x44/0x260 [ 167.027771][ C0] __vmalloc_node_range+0xef/0x940 [ 167.032875][ C0] ? copy_process+0x4c5/0x5510 [ 167.037629][ C0] ? trace_kmem_cache_alloc_node+0xd3/0x130 [ 167.043523][ C0] ? dup_task_struct+0x55/0x910 [ 167.048451][ C0] dup_task_struct+0x5b4/0x910 [ 167.053204][ C0] ? copy_process+0x4c5/0x5510 [ 167.057961][ C0] copy_process+0x4c5/0x5510 [ 167.062563][ C0] _do_fork+0x13e/0x660 [ 167.066721][ C0] __x64_sys_clone+0x20b/0x250 [ 167.072177][ C0] do_syscall_64+0xf7/0x1c0 [ 167.076973][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 167.082867][ C0] RIP: 0033:0x45d049 [ 167.086792][ C0] Code: ff 48 85 f6 0f 84 d7 8c fb ff 48 83 ee 10 48 89 4e 08 48 89 3e 48 89 d7 4c 89 c2 4d 89 c8 4c 8b 54 24 08 b8 38 00 00 00 0f 05 <48> 85 c0 0f 8c ae 8c fb ff 74 01 c3 31 ed 48 f7 c7 00 00 01 00 75 [ 167.107635][ C0] RSP: 002b:00007ffdce873158 EFLAGS: 00000202 ORIG_RAX: 0000000000000038 [ 167.116055][ C0] RAX: ffffffffffffffda RBX: 00007f4a4e074700 RCX: 000000000045d049 [ 167.124024][ C0] RDX: 00007f4a4e0749d0 RSI: 00007f4a4e073db0 RDI: 00000000003d0f00 [ 167.133726][ C0] RBP: 00007ffdce873370 R08: 00007f4a4e074700 R09: 00007f4a4e074700 [ 167.141700][ C0] R10: 00007f4a4e0749d0 R11: 0000000000000202 R12: 0000000000000000 [ 167.149672][ C0] R13: 00007ffdce87320f R14: 00007f4a4e0749c0 R15: 000000000075bf2c