Warning: Permanently added '10.128.10.29' (ECDSA) to the list of known hosts. 2019/12/03 18:24:07 fuzzer started 2019/12/03 18:24:09 dialing manager at 10.128.0.26:42111 2019/12/03 18:24:09 syscalls: 2689 2019/12/03 18:24:09 code coverage: enabled 2019/12/03 18:24:09 comparison tracing: enabled 2019/12/03 18:24:09 extra coverage: extra coverage is not supported by the kernel 2019/12/03 18:24:09 setuid sandbox: enabled 2019/12/03 18:24:09 namespace sandbox: enabled 2019/12/03 18:24:09 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 18:24:09 fault injection: enabled 2019/12/03 18:24:09 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 18:24:09 net packet injection: enabled 2019/12/03 18:24:09 net device setup: enabled 2019/12/03 18:24:09 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 18:24:09 devlink PCI setup: PCI device 0000:00:10.0 is not available 18:24:10 executing program 0: ptrace$setsig(0x4203, 0x0, 0x0, 0x0) write(0xffffffffffffffff, &(0x7f0000000040)="0f42", 0x2) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/kvm\x00', 0x0, 0x0) timer_settime(0x0, 0x0, &(0x7f0000000540)={{0x77359400}}, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000000000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000200)={[0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0xfb]}) ioctl$VIDIOC_S_DV_TIMINGS(0xffffffffffffffff, 0xc0845657, &(0x7f0000000640)={0x0, @bt={0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x81, 0x3, 0x5, 0x5, 0x10000, 0x0, 0x8001}}) ioctl$KVM_RUN(r2, 0xae80, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)) ioctl$KVM_RUN(r2, 0xae80, 0x0) 18:24:10 executing program 1: r0 = socket$inet_udp(0x2, 0x2, 0x0) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000600)='/dev/rfkill\x00', 0x0, 0x0) ioctl$RFKILL_IOCTL_NOINPUT(r1, 0x5201) dup2(r0, r1) syzkaller login: [ 67.383047][ T8425] IPVS: ftp: loaded support on port[0] = 21 18:24:11 executing program 2: syz_mount_image$vfat(&(0x7f0000000540)='vfat\x00', &(0x7f00000002c0)='./file0\x00', 0xc69d, 0x1, &(0x7f0000000580)=[{&(0x7f0000010000)="eb3c906d6b66732e666174000204010002000270fff8", 0x16}], 0x0, 0x0) chdir(&(0x7f0000000180)='./file0\x00') r0 = open(&(0x7f00000008c0)='./file0\x00', 0x20141042, 0x0) open_by_handle_at(r0, &(0x7f0000000000)={0x8}, 0x0) [ 67.515211][ T8427] IPVS: ftp: loaded support on port[0] = 21 [ 67.598341][ T8425] chnl_net:caif_netlink_parms(): no params data found [ 67.721558][ T8430] IPVS: ftp: loaded support on port[0] = 21 [ 67.721632][ T8425] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.764704][ T8425] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.773267][ T8425] device bridge_slave_0 entered promiscuous mode [ 67.800868][ T8425] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.809660][ T8425] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.819654][ T8425] device bridge_slave_1 entered promiscuous mode [ 67.832245][ T8427] chnl_net:caif_netlink_parms(): no params data found 18:24:11 executing program 3: r0 = socket$inet6(0xa, 0x20400000080002, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000340)={0x0, {{0xa, 0x0, 0x0, @rand_addr="b21de9b482d554c9955bc12d1d7e809f"}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) [ 67.903726][ T8425] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.951446][ T8425] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.962984][ T8427] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.971073][ T8427] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.981159][ T8427] device bridge_slave_0 entered promiscuous mode [ 68.038689][ T8427] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.054822][ T8427] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.062793][ T8427] device bridge_slave_1 entered promiscuous mode [ 68.127467][ T8425] team0: Port device team_slave_0 added [ 68.136621][ T8434] IPVS: ftp: loaded support on port[0] = 21 [ 68.149040][ T8430] chnl_net:caif_netlink_parms(): no params data found [ 68.163198][ T8427] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link 18:24:11 executing program 4: syz_mount_image$xfs(&(0x7f00000002c0)='xfs\x00', &(0x7f0000000300)='./file0\x00', 0x0, 0x2, &(0x7f00000016c0)=[{0x0, 0x0, 0x7ffffffe}, {&(0x7f00000000c0)="e8420234d43d57307b9df4f959d1dddd9129bc55866bcb37fcc775ac55af49fa5f7035ea59c32a20c96f46e8e94a0fe9491c406df38e87c125460d8e7b30ebef509d05fc4fed28e792ea41b3accd7dd944604b4130fe6e0ff2142702d681ac3a0bf82fb7eb5366630e6f71a69407b0e7de90c4cfb6000599f7dc855dba2e5e6f337cc76b1588e07c149148c7b0f251152eb6883f6f18af7333", 0x99, 0x8}], 0x0, 0x0) [ 68.174907][ T8425] team0: Port device team_slave_1 added [ 68.204188][ T8427] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.284441][ T8430] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.294825][ T8430] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.302623][ T8430] device bridge_slave_0 entered promiscuous mode [ 68.336433][ T8430] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.354491][ T8430] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.362452][ T8430] device bridge_slave_1 entered promiscuous mode 18:24:12 executing program 5: open(&(0x7f000000cc80)='./bus\x00', 0x141042, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = dup2(r0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) rmdir(&(0x7f0000000080)='./bus\x00') [ 68.427864][ T8425] device hsr_slave_0 entered promiscuous mode [ 68.467463][ T8425] device hsr_slave_1 entered promiscuous mode [ 68.528655][ T8427] team0: Port device team_slave_0 added [ 68.559179][ T8427] team0: Port device team_slave_1 added [ 68.577004][ T8430] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 68.593386][ T8436] IPVS: ftp: loaded support on port[0] = 21 [ 68.610305][ T8438] IPVS: ftp: loaded support on port[0] = 21 [ 68.630687][ T8430] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.667505][ T8425] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 68.730646][ T8425] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 68.778457][ T8425] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 68.887120][ T8427] device hsr_slave_0 entered promiscuous mode [ 68.924854][ T8427] device hsr_slave_1 entered promiscuous mode [ 68.984663][ T8427] debugfs: Directory 'hsr0' with parent '/' already present! [ 69.000834][ T8430] team0: Port device team_slave_0 added [ 69.011419][ T8425] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 69.077194][ T8430] team0: Port device team_slave_1 added [ 69.187243][ T8430] device hsr_slave_0 entered promiscuous mode [ 69.224924][ T8430] device hsr_slave_1 entered promiscuous mode [ 69.284927][ T8430] debugfs: Directory 'hsr0' with parent '/' already present! [ 69.358210][ T8434] chnl_net:caif_netlink_parms(): no params data found [ 69.382678][ T8427] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 69.438406][ T8427] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 69.496877][ T8430] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 69.549933][ T8430] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 69.607509][ T8430] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 69.658725][ T8436] chnl_net:caif_netlink_parms(): no params data found [ 69.669167][ T8427] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 69.728279][ T8430] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 69.780766][ T8427] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 69.885192][ T8434] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.892302][ T8434] bridge0: port 1(bridge_slave_0) entered disabled state [ 69.903240][ T8434] device bridge_slave_0 entered promiscuous mode [ 69.912693][ T8434] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.920187][ T8434] bridge0: port 2(bridge_slave_1) entered disabled state [ 69.928821][ T8434] device bridge_slave_1 entered promiscuous mode [ 69.948848][ T8436] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.956099][ T8436] bridge0: port 1(bridge_slave_0) entered disabled state [ 69.963732][ T8436] device bridge_slave_0 entered promiscuous mode [ 69.972021][ T8436] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.979839][ T8436] bridge0: port 2(bridge_slave_1) entered disabled state [ 69.987752][ T8436] device bridge_slave_1 entered promiscuous mode [ 70.011540][ T8434] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 70.037661][ T8434] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 70.047748][ T8438] chnl_net:caif_netlink_parms(): no params data found [ 70.068102][ T8436] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 70.083237][ T8436] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 70.130259][ T8436] team0: Port device team_slave_0 added [ 70.143902][ T8434] team0: Port device team_slave_0 added [ 70.150006][ T8438] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.157708][ T8438] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.166205][ T8438] device bridge_slave_0 entered promiscuous mode [ 70.175671][ T8436] team0: Port device team_slave_1 added [ 70.181490][ T8438] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.189423][ T8438] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.197196][ T8438] device bridge_slave_1 entered promiscuous mode [ 70.214843][ T8438] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 70.239703][ T8434] team0: Port device team_slave_1 added [ 70.251103][ T8438] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 70.280408][ T8425] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.367322][ T8436] device hsr_slave_0 entered promiscuous mode [ 70.404853][ T8436] device hsr_slave_1 entered promiscuous mode [ 70.464573][ T8436] debugfs: Directory 'hsr0' with parent '/' already present! [ 70.496591][ T8438] team0: Port device team_slave_0 added [ 70.505727][ T8430] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.518049][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 70.526969][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.539682][ T8425] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.578120][ T8434] device hsr_slave_0 entered promiscuous mode [ 70.624915][ T8434] device hsr_slave_1 entered promiscuous mode [ 70.684566][ T8434] debugfs: Directory 'hsr0' with parent '/' already present! [ 70.693151][ T8438] team0: Port device team_slave_1 added [ 70.718760][ T8436] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 70.757230][ T8436] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 70.808093][ T8436] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 70.876832][ T8436] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 70.930511][ T8427] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.941578][ T3166] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 70.950622][ T3166] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.960833][ T3166] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.968059][ T3166] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.978256][ T3166] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 70.990951][ T8430] 8021q: adding VLAN 0 to HW filter on device team0 [ 71.027704][ T3166] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 71.039141][ T3166] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 71.049442][ T3166] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 71.058399][ T3166] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 71.067111][ T3166] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.074421][ T3166] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.082081][ T3166] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 71.091369][ T3166] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 71.100212][ T3166] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 71.108811][ T3166] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 71.117694][ T3166] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 71.126436][ T3166] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 71.177657][ T8438] device hsr_slave_0 entered promiscuous mode [ 71.214877][ T8438] device hsr_slave_1 entered promiscuous mode [ 71.254616][ T8438] debugfs: Directory 'hsr0' with parent '/' already present! [ 71.280747][ T3166] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 71.290913][ T3166] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 71.300058][ T3166] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 71.308082][ T3166] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 71.317226][ T3166] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 71.325916][ T3166] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.333213][ T3166] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.341597][ T3166] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 71.378278][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 71.389273][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 71.399896][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 71.408695][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 71.418997][ T8427] 8021q: adding VLAN 0 to HW filter on device team0 [ 71.429794][ T8425] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 71.438063][ T8438] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 71.497616][ T8438] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 71.566390][ T8434] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 71.606932][ T8434] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 71.647625][ T8434] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 71.700336][ T8434] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 71.749655][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 71.759257][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 71.769894][ T43] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.777014][ T43] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.784913][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 71.793531][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 71.802907][ T43] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.810156][ T43] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.818498][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 71.826852][ T8438] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 71.869285][ T8438] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 71.937544][ T8441] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 71.945180][ T8441] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 71.952626][ T8441] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 71.962442][ T8441] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 71.971317][ T8441] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.978416][ T8441] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.987550][ T8441] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 72.001243][ T8425] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 72.038268][ T8441] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 72.055459][ T8441] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 72.064218][ T8441] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 72.073995][ T8441] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 72.082491][ T8441] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 72.092038][ T8441] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 72.101089][ T8441] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 72.110405][ T8441] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 72.130104][ T8430] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 72.171053][ T8430] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 72.193134][ T8447] L1TF CPU bug present and SMT on, data leak possible. See CVE-2018-3646 and https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/l1tf.html for details. [ 72.231699][ T8436] 8021q: adding VLAN 0 to HW filter on device bond0 [ 177.184348][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 177.191156][ C0] rcu: 0-...!: (1 GPs behind) idle=842/1/0x4000000000000002 softirq=12468/12473 fqs=4 [ 177.201303][ C0] (t=10500 jiffies g=7165 q=492) [ 177.206344][ C0] rcu: rcu_preempt kthread starved for 10489 jiffies! g7165 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 177.217430][ C0] rcu: RCU grace-period kthread stack dump: [ 177.223309][ C0] rcu_preempt R running task 29032 10 2 0x80004000 [ 177.231215][ C0] Call Trace: [ 177.234503][ C0] __schedule+0x9a0/0xcc0 [ 177.239763][ C0] schedule+0x181/0x210 [ 177.244182][ C0] schedule_timeout+0x14f/0x240 [ 177.249150][ C0] ? run_local_timers+0x120/0x120 [ 177.254201][ C0] rcu_gp_kthread+0xed8/0x1770 [ 177.258965][ C0] kthread+0x332/0x350 [ 177.263108][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 177.268223][ C0] ? kthread_blkcg+0xe0/0xe0 [ 177.272891][ C0] ret_from_fork+0x24/0x30 [ 177.277399][ C0] NMI backtrace for cpu 0 [ 177.281738][ C0] CPU: 0 PID: 5 Comm: kworker/0:0 Not tainted 5.4.0-syzkaller #0 [ 177.289436][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 177.299487][ C0] Workqueue: rcu_gp process_srcu [ 177.304409][ C0] Call Trace: [ 177.307677][ C0] [ 177.310567][ C0] dump_stack+0x1fb/0x318 [ 177.314899][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 177.319746][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 177.325901][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 177.331960][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 177.337931][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 177.343923][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 177.349078][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 177.354364][ C0] ? trace_hardirqs_off+0x74/0x80 [ 177.359381][ C0] update_process_times+0x12d/0x180 [ 177.364832][ C0] tick_sched_timer+0x263/0x420 [ 177.370029][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 177.375579][ C0] __hrtimer_run_queues+0x403/0x840 [ 177.380797][ C0] hrtimer_interrupt+0x38c/0xda0 [ 177.385746][ C0] ? debug_smp_processor_id+0x9/0x20 [ 177.391024][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 177.396568][ C0] apic_timer_interrupt+0xf/0x20 [ 177.401530][ C0] [ 177.404475][ C0] RIP: 0010:mod_memcg_page_state+0x16/0x190 [ 177.410369][ C0] Code: 48 83 c4 10 5b 41 5c 41 5d 41 5e 41 5f 5d c3 0f 1f 44 00 00 55 48 89 e5 41 57 41 56 41 54 53 41 89 f6 48 89 fb e8 da 28 2e 00 <48> 83 c3 38 48 89 d8 48 c1 e8 03 49 bc 00 00 00 00 00 fc ff df 42 [ 177.430673][ C0] RSP: 0018:ffffc90000cbf8c8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 177.441426][ C0] RAX: ffffffff81487326 RBX: ffffea00025cef80 RCX: ffff8880a9d9c140 [ 177.449389][ C0] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea00025cef80 [ 177.457350][ C0] RBP: ffffc90000cbf8e8 R08: 000000000003a768 R09: fffffbfff120248a [ 177.465329][ C0] R10: fffffbfff120248a R11: 0000000000000000 R12: ffff8880a7151520 [ 177.473310][ C0] R13: dffffc0000000000 R14: 00000000fffffffc R15: ffff8880a74ed468 [ 177.481293][ C0] ? mod_memcg_page_state+0x16/0x190 [ 177.486697][ C0] ? mod_memcg_page_state+0x16/0x190 [ 177.492027][ C0] free_thread_stack+0x168/0x590 [ 177.496975][ C0] put_task_stack+0xa3/0x130 [ 177.501564][ C0] finish_task_switch+0x3f1/0x550 [ 177.506614][ C0] __schedule+0x9a8/0xcc0 [ 177.510952][ C0] preempt_schedule_irq+0xc1/0x140 [ 177.516070][ C0] retint_kernel+0x1b/0x2b [ 177.520475][ C0] RIP: 0010:delay_tsc+0x96/0xf0 [ 177.525317][ C0] Code: fb 41 89 c7 0f 01 f9 66 90 49 89 d4 49 c1 e4 20 49 09 c4 eb 29 0f 1f 44 00 00 66 2e 0f 1f 84 00 00 00 00 00 a8 01 75 ca f3 90 01 00 00 00 e8 10 cb 67 f9 e8 1b a3 a8 fb 41 39 c7 75 bb 0f 01 [ 177.545784][ C0] RSP: 0018:ffffc90000cbfb48 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff02 [ 177.554561][ C0] RAX: 0000000080000000 RBX: 0000000000000fc9 RCX: 0000000000000001 [ 177.562623][ C0] RDX: 0000000000000028 RSI: 0000000000000001 RDI: 0000000000000001 [ 177.570879][ C0] RBP: ffffc90000cbfb68 R08: ffffffff8393da27 R09: fffffbfff1455efd [ 177.580365][ C0] R10: fffffbfff1455efd R11: 0000000000000000 R12: 00000028da2c4dff [ 177.589695][ C0] R13: 0000000000000000 R14: 0000000000002ced R15: 0000000000000000 [ 177.600680][ C0] ? check_preemption_disabled+0x37/0x260 [ 177.609433][ C0] ? delay_tsc+0xc6/0xf0 [ 177.614999][ C0] __const_udelay+0x5e/0x70 [ 177.620155][ C0] try_check_zero+0x6e/0x380 [ 177.624777][ C0] process_srcu+0x1b7/0xd20 [ 177.629375][ C0] process_one_work+0x7ef/0x10d0 [ 177.634426][ C0] worker_thread+0xc01/0x1630 [ 177.639111][ C0] kthread+0x332/0x350 [ 177.643166][ C0] ? rcu_lock_release+0x30/0x30 [ 177.648146][ C0] ? kthread_blkcg+0xe0/0xe0 [ 177.652759][ C0] ret_from_fork+0x24/0x30