Warning: Permanently added '10.128.0.67' (ECDSA) to the list of known hosts. 2019/12/03 23:16:39 fuzzer started 2019/12/03 23:16:40 dialing manager at 10.128.0.26:42111 2019/12/03 23:16:40 syscalls: 2689 2019/12/03 23:16:40 code coverage: enabled 2019/12/03 23:16:40 comparison tracing: enabled 2019/12/03 23:16:40 extra coverage: extra coverage is not supported by the kernel 2019/12/03 23:16:40 setuid sandbox: enabled 2019/12/03 23:16:40 namespace sandbox: enabled 2019/12/03 23:16:40 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 23:16:40 fault injection: enabled 2019/12/03 23:16:40 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 23:16:40 net packet injection: enabled 2019/12/03 23:16:40 net device setup: enabled 2019/12/03 23:16:40 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 23:16:40 devlink PCI setup: PCI device 0000:00:10.0 is not available 23:16:41 executing program 0: socket(0x840000000002, 0x3, 0xff) openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) openat$misdntimer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mISDNtimer\x00', 0x0, 0x0) r0 = syz_open_dev$sndpcmc(&(0x7f0000000040)='/dev/snd/pcmC#D#c\x00', 0x0, 0x0) ioctl$RTC_EPOCH_SET(r0, 0x40044160, 0x5) 23:16:41 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r1 = epoll_create(0x5) epoll_wait(r1, &(0x7f00004e7fdc)=[{}], 0x1, 0x404) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f000069cff4)={0x4}) syzkaller login: [ 56.207772][ T8028] IPVS: ftp: loaded support on port[0] = 21 [ 56.281157][ T8030] IPVS: ftp: loaded support on port[0] = 21 23:16:41 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000340)=@newlink={0x38, 0x10, 0x43b, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x18, 0x12, @sit={{0x8, 0x1, 'sit\x00'}, {0xc, 0x2, [@tunl_policy=[@IFLA_IPTUN_ENCAP_TYPE={0x8, 0xf, 0x5}]]}}}]}, 0x38}}, 0x0) [ 56.458712][ T8028] chnl_net:caif_netlink_parms(): no params data found [ 56.505186][ T8030] chnl_net:caif_netlink_parms(): no params data found [ 56.524738][ T8034] IPVS: ftp: loaded support on port[0] = 21 [ 56.570700][ T8028] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.578253][ T8028] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.588920][ T8028] device bridge_slave_0 entered promiscuous mode 23:16:42 executing program 3: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0xeb, 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) r0 = socket$inet_sctp(0x2, 0x5, 0x84) r1 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) getsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000000)={r2}, &(0x7f00000000c0)=0xc) [ 56.622136][ T8028] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.629290][ T8028] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.640175][ T8028] device bridge_slave_1 entered promiscuous mode [ 56.647557][ T8030] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.656780][ T8030] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.665768][ T8030] device bridge_slave_0 entered promiscuous mode [ 56.699921][ T8030] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.708052][ T8030] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.718479][ T8030] device bridge_slave_1 entered promiscuous mode [ 56.727689][ T8028] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.763657][ T8028] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.774900][ T8030] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.815115][ T8030] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.841776][ T8028] team0: Port device team_slave_0 added 23:16:42 executing program 4: r0 = socket$kcm(0x29, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000017c0)=[{&(0x7f00000000c0)="b7", 0x1}], 0x1}, 0x0) sendmsg$kcm(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000040)=[{&(0x7f00000005c0)='v', 0x1}], 0x1}, 0x0) close(r0) [ 56.889211][ T8034] chnl_net:caif_netlink_parms(): no params data found [ 56.909935][ T8028] team0: Port device team_slave_1 added [ 56.917199][ T8030] team0: Port device team_slave_0 added [ 56.930659][ T8030] team0: Port device team_slave_1 added [ 57.026897][ T8034] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.050582][ T8034] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.058450][ T8034] device bridge_slave_0 entered promiscuous mode 23:16:42 executing program 5: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f00000003c0)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-camellia-asm\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000080)="ab553fec94248c32e27d04000000288a", 0x10) accept$alg(r0, 0x0, 0x0) setsockopt$ALG_SET_AEAD_AUTHSIZE(r0, 0x117, 0x5, 0x0, 0x0) [ 57.122429][ T8028] device hsr_slave_0 entered promiscuous mode [ 57.210274][ T8028] device hsr_slave_1 entered promiscuous mode [ 57.256619][ T8037] IPVS: ftp: loaded support on port[0] = 21 [ 57.302136][ T8030] device hsr_slave_0 entered promiscuous mode [ 57.359712][ T8030] device hsr_slave_1 entered promiscuous mode [ 57.409775][ T8030] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.417507][ T8034] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.425063][ T8034] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.432857][ T8034] device bridge_slave_1 entered promiscuous mode [ 57.479496][ T8034] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.488652][ T8028] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 57.535483][ T8039] IPVS: ftp: loaded support on port[0] = 21 [ 57.535706][ T8041] IPVS: ftp: loaded support on port[0] = 21 [ 57.561880][ T8034] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.576490][ T8028] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 57.632979][ T8028] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 57.692660][ T8028] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 57.763724][ T8030] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 57.802480][ T8030] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 57.858492][ T8030] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 57.903515][ T8034] team0: Port device team_slave_0 added [ 57.915801][ T8034] team0: Port device team_slave_1 added [ 57.928379][ T8030] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 58.032190][ T8034] device hsr_slave_0 entered promiscuous mode [ 58.079820][ T8034] device hsr_slave_1 entered promiscuous mode [ 58.139437][ T8034] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.224043][ T8037] chnl_net:caif_netlink_parms(): no params data found [ 58.288885][ T8041] chnl_net:caif_netlink_parms(): no params data found [ 58.306906][ T8034] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 58.363145][ T8034] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 58.414706][ T8034] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 58.461645][ T8034] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 58.530764][ T8039] chnl_net:caif_netlink_parms(): no params data found [ 58.539116][ T8037] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.546356][ T8037] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.554731][ T8037] device bridge_slave_0 entered promiscuous mode [ 58.566419][ T8037] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.573662][ T8037] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.581891][ T8037] device bridge_slave_1 entered promiscuous mode [ 58.598437][ T8037] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.626997][ T8041] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.634348][ T8041] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.642077][ T8041] device bridge_slave_0 entered promiscuous mode [ 58.653398][ T8037] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.678782][ T8030] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.686350][ T8041] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.693851][ T8041] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.702283][ T8041] device bridge_slave_1 entered promiscuous mode [ 58.719628][ T8037] team0: Port device team_slave_0 added [ 58.746588][ T8037] team0: Port device team_slave_1 added [ 58.757870][ T8039] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.766234][ T8039] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.773762][ T8039] device bridge_slave_0 entered promiscuous mode [ 58.782435][ T8041] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.793756][ T8041] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.805961][ T8039] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.816197][ T8039] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.824298][ T8039] device bridge_slave_1 entered promiscuous mode [ 58.846077][ T8041] team0: Port device team_slave_0 added [ 58.857175][ T8041] team0: Port device team_slave_1 added [ 58.873752][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.882185][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.901301][ T8030] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.922706][ T8039] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.936283][ T8039] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.958004][ T8028] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.012257][ T8037] device hsr_slave_0 entered promiscuous mode [ 59.049751][ T8037] device hsr_slave_1 entered promiscuous mode [ 59.089527][ T8037] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.151251][ T8041] device hsr_slave_0 entered promiscuous mode [ 59.200527][ T8041] device hsr_slave_1 entered promiscuous mode [ 59.239446][ T8041] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.250548][ T8034] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.267574][ T8039] team0: Port device team_slave_0 added [ 59.283619][ T8028] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.307217][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.316395][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.325111][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.332292][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.340437][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.347998][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.355854][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.364472][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.372867][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.379944][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.387841][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.395737][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.409265][ T8039] team0: Port device team_slave_1 added [ 59.431003][ T8034] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.451577][ T8046] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.464220][ T8046] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.473346][ T8046] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.480440][ T8046] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.487910][ T8046] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.495939][ T8046] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.503765][ T8046] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.512347][ T8046] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.521812][ T8046] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.530730][ T8046] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.538914][ T8046] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.547356][ T8046] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.555628][ T8046] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.563884][ T8046] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.572086][ T8046] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.580655][ T8046] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.594647][ T8046] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.604651][ T8037] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 59.661633][ T8037] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 59.753413][ T8039] device hsr_slave_0 entered promiscuous mode [ 59.809752][ T8039] device hsr_slave_1 entered promiscuous mode [ 59.849493][ T8039] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.857352][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.866138][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.874497][ T17] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.881536][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.888945][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.897841][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.906185][ T17] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.913260][ T17] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.920882][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.929371][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.937880][ T17] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.944942][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.952550][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.961092][ T8037] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 60.009154][ T8028] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.034283][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.042893][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 60.052948][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 60.060870][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.069211][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.078227][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.086658][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.095093][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.103505][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.112087][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.121850][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.129587][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.137228][ T8037] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 60.195786][ T8041] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 60.241049][ T8041] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 60.314417][ T8041] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 60.351433][ T8041] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 60.409310][ T8046] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.417937][ T8046] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.432147][ T8046] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.444048][ T8046] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.455334][ T8046] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.466823][ T8046] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.485365][ T8030] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 60.504819][ T8030] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.535081][ T8030] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 165.469325][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 165.476080][ C1] rcu: 1-...!: (1 GPs behind) idle=fb2/1/0x4000000000000002 softirq=11093/11097 fqs=38 [ 165.486012][ C1] (t=10501 jiffies g=6213 q=207) [ 165.491031][ C1] rcu: rcu_preempt kthread starved for 10425 jiffies! g6213 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 165.502113][ C1] rcu: RCU grace-period kthread stack dump: [ 165.507986][ C1] rcu_preempt R running task 29032 10 2 0x80004000 [ 165.515875][ C1] Call Trace: [ 165.519187][ C1] __schedule+0x9a0/0xcc0 [ 165.523518][ C1] schedule+0x181/0x210 [ 165.527662][ C1] schedule_timeout+0x14f/0x240 [ 165.532502][ C1] ? run_local_timers+0x120/0x120 [ 165.537527][ C1] rcu_gp_kthread+0xed8/0x1770 [ 165.542287][ C1] kthread+0x332/0x350 [ 165.546341][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 165.551439][ C1] ? kthread_blkcg+0xe0/0xe0 [ 165.556019][ C1] ret_from_fork+0x24/0x30 [ 165.560435][ C1] NMI backtrace for cpu 1 [ 165.564750][ C1] CPU: 1 PID: 8050 Comm: syz-executor.0 Not tainted 5.4.0-syzkaller #0 [ 165.572965][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 165.583003][ C1] Call Trace: [ 165.586269][ C1] [ 165.589110][ C1] dump_stack+0x1fb/0x318 [ 165.593428][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 165.598330][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 165.604505][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 165.610574][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 165.616550][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 165.622872][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 165.627983][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 165.633172][ C1] ? trace_hardirqs_off+0x74/0x80 [ 165.638191][ C1] update_process_times+0x12d/0x180 [ 165.643388][ C1] tick_sched_timer+0x263/0x420 [ 165.648395][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 165.653926][ C1] __hrtimer_run_queues+0x403/0x840 [ 165.659139][ C1] hrtimer_interrupt+0x38c/0xda0 [ 165.664079][ C1] ? debug_smp_processor_id+0x9/0x20 [ 165.669355][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 165.674889][ C1] apic_timer_interrupt+0xf/0x20 [ 165.679812][ C1] [ 165.682741][ C1] RIP: 0010:free_thread_stack+0x16d/0x590 [ 165.688447][ C1] Code: 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 be fc ff ff ff e8 28 04 00 00 43 80 3c 2e 00 <74> 08 4c 89 e7 e8 09 a4 69 00 49 8b 1c 24 48 83 c3 08 48 89 d8 48 [ 165.708045][ C1] RSP: 0018:ffffc90002647e40 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 165.716457][ C1] RAX: ffffffff81487433 RBX: ffff88808ca48488 RCX: ffff88808fc76040 [ 165.724421][ C1] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea00024b5f00 [ 165.732382][ C1] RBP: ffffc90002647e78 R08: 000000000003a768 R09: ffffed10130c9ef7 [ 165.740339][ C1] R10: ffffed10130c9ef7 R11: 0000000000000000 R12: ffff88808ca48520 [ 165.748298][ C1] R13: dffffc0000000000 R14: 1ffff110119490a4 R15: ffff88809864f7a8 [ 165.756274][ C1] ? mod_memcg_page_state+0x123/0x190 [ 165.761644][ C1] put_task_stack+0xa3/0x130 [ 165.766222][ C1] finish_task_switch+0x3f1/0x550 [ 165.771236][ C1] schedule_tail+0x20/0x1a0 [ 165.775732][ C1] ret_from_fork+0x8/0x30 [ 165.780046][ C1] RIP: 0033:0x45d049 [ 165.783931][ C1] 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 [ 165.803520][ C1] RSP: 002b:00007f5881a63db0 EFLAGS: 00000202 ORIG_RAX: 0000000000000038 [ 165.811918][ C1] RAX: 0000000000000000 RBX: 00007f5881a64700 RCX: 000000000045d049 [ 165.819873][ C1] RDX: 00007f5881a649d0 RSI: 00007f5881a63db0 RDI: 00000000003d0f00 [ 165.827838][ C1] RBP: 00007ffeefc51710 R08: 00007f5881a64700 R09: 00007f5881a64700 [ 165.835794][ C1] R10: 00007f5881a649d0 R11: 0000000000000202 R12: 0000000000000000 [ 165.843751][ C1] R13: 00007ffeefc515af R14: 00007f5881a649c0 R15: 000000000075bf2c