Warning: Permanently added '10.128.1.24' (ECDSA) to the list of known hosts. 2019/12/03 04:29:55 fuzzer started 2019/12/03 04:29:57 dialing manager at 10.128.0.26:38907 2019/12/03 04:29:57 syscalls: 2697 2019/12/03 04:29:57 code coverage: enabled 2019/12/03 04:29:57 comparison tracing: enabled 2019/12/03 04:29:57 extra coverage: extra coverage is not supported by the kernel 2019/12/03 04:29:57 setuid sandbox: enabled 2019/12/03 04:29:57 namespace sandbox: enabled 2019/12/03 04:29:57 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 04:29:57 fault injection: enabled 2019/12/03 04:29:57 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 04:29:57 net packet injection: enabled 2019/12/03 04:29:57 net device setup: enabled 2019/12/03 04:29:57 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 04:29:57 devlink PCI setup: PCI device 0000:00:10.0 is not available 04:29:58 executing program 0: mkdir(&(0x7f0000000040)='./file0\x00', 0x0) pipe2$9p(&(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) write$P9_RVERSION(r1, &(0x7f00000006c0)=ANY=[@ANYBLOB="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"], 0x15) r2 = dup(r1) write$FUSE_BMAP(r2, &(0x7f0000000100)={0x18}, 0x18) write$FUSE_NOTIFY_RETRIEVE(r2, &(0x7f00000000c0)={0x14c}, 0x137) mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000140)='9p\x00', 0x0, &(0x7f0000000540)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}, 0x2c, {[{@access_client='access=client'}]}}) 04:29:58 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) listen(r0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x2800084b, 0x0, 0x0) [ 55.011353][ T8132] IPVS: ftp: loaded support on port[0] = 21 04:29:58 executing program 2: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) creat(&(0x7f0000000140)='./bus/file0\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000400)='overlay\x00', 0x0, &(0x7f0000000300)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) truncate(&(0x7f0000000040)='./bus/file0\x00', 0x0) [ 55.121361][ T8134] IPVS: ftp: loaded support on port[0] = 21 [ 55.226440][ T8132] chnl_net:caif_netlink_parms(): no params data found [ 55.328907][ T8137] IPVS: ftp: loaded support on port[0] = 21 [ 55.368872][ T8132] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.377945][ T8132] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.386380][ T8132] device bridge_slave_0 entered promiscuous mode [ 55.415353][ T8134] chnl_net:caif_netlink_parms(): no params data found 04:29:59 executing program 3: r0 = creat(&(0x7f0000000100)='./file0\x00', 0x0) mkdir(&(0x7f0000000080)='./file1\x00', 0x0) write$binfmt_elf64(r0, &(0x7f0000000080)=ANY=[], 0xffdbc494) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r1) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) clone(0x8000000000300, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) rename(&(0x7f0000000000)='./file0\x00', &(0x7f00000001c0)='./file1/file0\x00') setxattr$system_posix_acl(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='system.posix_acl_default\x00', 0x0, 0x0, 0x0) [ 55.424974][ T8132] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.432036][ T8132] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.443214][ T8132] device bridge_slave_1 entered promiscuous mode [ 55.503955][ T8132] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.531539][ T8132] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 55.550402][ T8134] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.563079][ T8134] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.570615][ T8134] device bridge_slave_0 entered promiscuous mode [ 55.604489][ T8134] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.611568][ T8134] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.626280][ T8134] device bridge_slave_1 entered promiscuous mode [ 55.692709][ T8140] IPVS: ftp: loaded support on port[0] = 21 [ 55.711563][ T8132] team0: Port device team_slave_0 added [ 55.723750][ T8134] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link 04:29:59 executing program 4: r0 = socket$inet6(0xa, 0x3, 0x6b) ioctl(r0, 0x2001000008912, &(0x7f0000000000)="0815b5055e0bcfe87b3071") r1 = socket$inet(0x10, 0x3, 0x0) sendmsg(r1, &(0x7f0000000300)={0x0, 0x14c, &(0x7f0000000000)=[{&(0x7f00000001c0)="240000002a0007031dfffd946fa2830020200a0009000000001d85680c1ba3a20400ff7e280000002600ffffba16a0aa1c0009b3ebea8653b1cc7e63975c0ac47b6268e3966cf055d90f15a3", 0x4c}], 0x1}, 0x0) [ 55.738763][ T8137] chnl_net:caif_netlink_parms(): no params data found [ 55.755234][ T8132] team0: Port device team_slave_1 added [ 55.766025][ T8134] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 55.823567][ T8134] team0: Port device team_slave_0 added [ 55.843794][ T8134] team0: Port device team_slave_1 added [ 55.946097][ T8132] device hsr_slave_0 entered promiscuous mode 04:29:59 executing program 5: mmap(&(0x7f0000ee5000/0x1000)=nil, 0x1000, 0x1800004, 0x2aeb4800bb21a972, 0xffffffffffffffff, 0x0) r0 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) r1 = socket$inet6(0xa, 0x3, 0x6b) ioctl(r1, 0x1000008912, &(0x7f0000000000)="0815b5055e0bcfe87b3071") setsockopt$inet6_MRT6_ADD_MFC(r0, 0x29, 0xcc, &(0x7f0000ee5000)={{0xa, 0x0, 0x0, @mcast1}, {0xa, 0x0, 0x0, @initdev}}, 0x5c) setsockopt$inet6_MRT6_ADD_MFC_PROXY(r0, 0x29, 0xd2, &(0x7f0000001a80)={{0xa, 0x0, 0x0, @empty}, {0xa, 0x0, 0x0, @empty}, 0x6}, 0x5c) [ 56.023380][ T8132] device hsr_slave_1 entered promiscuous mode [ 56.088229][ T8137] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.088533][ T8143] IPVS: ftp: loaded support on port[0] = 21 [ 56.107807][ T8137] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.115884][ T8137] device bridge_slave_0 entered promiscuous mode [ 56.123680][ T8137] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.130783][ T8137] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.138546][ T8137] device bridge_slave_1 entered promiscuous mode [ 56.185570][ T8134] device hsr_slave_0 entered promiscuous mode [ 56.223334][ T8134] device hsr_slave_1 entered promiscuous mode [ 56.283245][ T8134] debugfs: Directory 'hsr0' with parent '/' already present! [ 56.310775][ T8132] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 56.323951][ T8145] IPVS: ftp: loaded support on port[0] = 21 [ 56.364655][ T8132] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 56.444353][ T8132] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 56.496144][ T8137] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.525593][ T8132] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 56.574170][ T8137] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.590944][ T8134] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 56.655338][ T8134] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 56.718113][ T8134] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 56.799290][ T8134] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 56.840718][ T8137] team0: Port device team_slave_0 added [ 56.862703][ T8137] team0: Port device team_slave_1 added [ 56.925816][ T8137] device hsr_slave_0 entered promiscuous mode [ 56.983314][ T8137] device hsr_slave_1 entered promiscuous mode [ 57.043087][ T8137] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.084581][ T8140] chnl_net:caif_netlink_parms(): no params data found [ 57.121742][ T8137] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 57.205521][ T8143] chnl_net:caif_netlink_parms(): no params data found [ 57.219576][ T8137] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 57.290044][ T8132] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.309710][ T8137] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 57.356612][ T8137] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 57.442187][ T8145] chnl_net:caif_netlink_parms(): no params data found [ 57.460992][ T8140] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.470642][ T8140] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.478914][ T8140] device bridge_slave_0 entered promiscuous mode [ 57.488840][ T8140] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.496021][ T8140] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.503984][ T8140] device bridge_slave_1 entered promiscuous mode [ 57.526813][ T8140] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.540900][ T8140] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.555899][ T8143] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.563845][ T8143] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.571549][ T8143] device bridge_slave_0 entered promiscuous mode [ 57.580694][ T8147] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.589094][ T8147] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.610774][ T8132] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.633558][ T8143] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.640640][ T8143] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.648723][ T8143] device bridge_slave_1 entered promiscuous mode [ 57.669192][ T8140] team0: Port device team_slave_0 added [ 57.695732][ T8145] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.702830][ T8145] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.711520][ T8145] device bridge_slave_0 entered promiscuous mode [ 57.720499][ T8140] team0: Port device team_slave_1 added [ 57.729353][ T8147] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 57.746243][ T8147] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 57.754715][ T8147] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.761854][ T8147] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.769817][ T8147] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 57.779080][ T8147] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 57.787434][ T8147] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.794519][ T8147] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.801953][ T8147] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 57.816409][ T8143] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.826666][ T8145] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.834644][ T8145] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.842206][ T8145] device bridge_slave_1 entered promiscuous mode [ 57.860932][ T8145] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.871939][ T2708] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 57.880145][ T2708] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 57.890658][ T8143] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.906212][ T8145] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.932843][ T8134] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.957770][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 57.966803][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 57.976652][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 58.025639][ T8140] device hsr_slave_0 entered promiscuous mode [ 58.083476][ T8140] device hsr_slave_1 entered promiscuous mode [ 58.143084][ T8140] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.164154][ T8143] team0: Port device team_slave_0 added [ 58.182588][ T8145] team0: Port device team_slave_0 added [ 58.190023][ T8143] team0: Port device team_slave_1 added [ 58.207073][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 58.216007][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 58.224547][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 58.232683][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 58.241592][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.249382][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.257276][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 58.265478][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 58.276220][ T8134] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.284128][ T8145] team0: Port device team_slave_1 added [ 58.334877][ T8143] device hsr_slave_0 entered promiscuous mode [ 58.383457][ T8143] device hsr_slave_1 entered promiscuous mode [ 58.433104][ T8143] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.443833][ T8132] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 58.465677][ T2708] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.474520][ T2708] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.482752][ T2708] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.489829][ T2708] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.508747][ T8137] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.577218][ T8145] device hsr_slave_0 entered promiscuous mode [ 58.623979][ T8145] device hsr_slave_1 entered promiscuous mode [ 58.693258][ T8145] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.701177][ T2708] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 58.709473][ T2708] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 58.718148][ T2708] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.726854][ T2708] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.734015][ T2708] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.772253][ T8140] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 58.825144][ T8140] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 58.865247][ T3093] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 58.875120][ T3093] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 58.883919][ T3093] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 58.892309][ T3093] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 58.900995][ T3093] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 58.909659][ T3093] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 58.918250][ T3093] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 58.926510][ T3093] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 58.935523][ T3093] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 58.944021][ T3093] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 58.952811][ T3093] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 58.971006][ T8134] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 58.989493][ T8140] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 59.045167][ T8140] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 59.095293][ T3093] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 59.102741][ T3093] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 59.110294][ T3093] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.117891][ T3093] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.130168][ T8137] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.156685][ T8132] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 59.165605][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.174855][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.183581][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.190746][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.198477][ T8143] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 59.268507][ T8143] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 59.330676][ T8143] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 59.376032][ T8143] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 59.439660][ T2708] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.449731][ T2708] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 59.460867][ T2708] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 59.491750][ T8134] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 59.500038][ T2708] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.508907][ T2708] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.517817][ T2708] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.524930][ T2708] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.557079][ T8145] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 59.618035][ T3093] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.641367][ T8145] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 164.662966][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 164.669714][ C0] rcu: 0-...!: (10499 ticks this GP) idle=1ea/1/0x4000000000000002 softirq=11703/11703 fqs=39 [ 164.680273][ C0] (t=10500 jiffies g=6361 q=140) [ 164.685289][ C0] rcu: rcu_preempt kthread starved for 10419 jiffies! g6361 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 164.696370][ C0] rcu: RCU grace-period kthread stack dump: [ 164.702245][ C0] rcu_preempt R running task 29032 10 2 0x80004000 [ 164.710130][ C0] Call Trace: [ 164.713416][ C0] __schedule+0x9a0/0xcc0 [ 164.717739][ C0] schedule+0x181/0x210 [ 164.721882][ C0] schedule_timeout+0x14f/0x240 [ 164.726720][ C0] ? run_local_timers+0x120/0x120 [ 164.731733][ C0] rcu_gp_kthread+0xed8/0x1770 [ 164.736490][ C0] kthread+0x332/0x350 [ 164.740539][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 164.745633][ C0] ? kthread_blkcg+0xe0/0xe0 [ 164.750208][ C0] ret_from_fork+0x24/0x30 [ 164.754624][ C0] NMI backtrace for cpu 0 [ 164.758939][ C0] CPU: 0 PID: 8154 Comm: syz-executor.0 Not tainted 5.4.0-syzkaller #0 [ 164.767160][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 164.777207][ C0] Call Trace: [ 164.780492][ C0] [ 164.783347][ C0] dump_stack+0x1fb/0x318 [ 164.787667][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 164.792499][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 164.798653][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 164.804705][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 164.810675][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 164.816550][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 164.821649][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 164.826840][ C0] ? trace_hardirqs_off+0x74/0x80 [ 164.831853][ C0] update_process_times+0x12d/0x180 [ 164.837038][ C0] tick_sched_timer+0x263/0x420 [ 164.841883][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 164.847414][ C0] __hrtimer_run_queues+0x403/0x840 [ 164.852616][ C0] hrtimer_interrupt+0x38c/0xda0 [ 164.857555][ C0] ? debug_smp_processor_id+0x9/0x20 [ 164.862828][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 164.868358][ C0] apic_timer_interrupt+0xf/0x20 [ 164.873274][ C0] [ 164.876199][ C0] RIP: 0010:mod_memcg_page_state+0xe/0x190 [ 164.881993][ C0] Code: 00 eb 05 e8 04 29 2e 00 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 [ 164.902103][ C0] RSP: 0018:ffffc90001fd7e10 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 164.910498][ C0] RAX: 1ffff1101179e4a1 RBX: ffff88808bcf2508 RCX: 0000000000000000 [ 164.918464][ C0] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea0002475a80 [ 164.926425][ C0] RBP: ffffc90001fd7e30 R08: 000000000003a768 R09: ffffed1012e17ae7 [ 164.934381][ C0] R10: ffffed1012e17ae7 R11: 0000000000000000 R12: ffff88808bcf25a0 [ 164.942337][ C0] R13: dffffc0000000000 R14: 00000000fffffffc R15: ffff8880970bd728 [ 164.950317][ C0] free_thread_stack+0x168/0x590 [ 164.955243][ C0] put_task_stack+0xa3/0x130 [ 164.959821][ C0] finish_task_switch+0x3f1/0x550 [ 164.964833][ C0] schedule_tail+0x20/0x1a0 [ 164.969324][ C0] ret_from_fork+0x8/0x30 [ 164.973641][ C0] RIP: 0033:0x45d049 [ 164.977522][ 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 [ 164.997564][ C0] RSP: 002b:00007f10874c3db0 EFLAGS: 00000202 ORIG_RAX: 0000000000000038 [ 165.006354][ C0] RAX: 0000000000000000 RBX: 00007f10874c4700 RCX: 000000000045d049 [ 165.014321][ C0] RDX: 00007f10874c49d0 RSI: 00007f10874c3db0 RDI: 00000000003d0f00 [ 165.022551][ C0] RBP: 00007ffc71f5ffe0 R08: 00007f10874c4700 R09: 00007f10874c4700 [ 165.030512][ C0] R10: 00007f10874c49d0 R11: 0000000000000202 R12: 0000000000000000 [ 165.038472][ C0] R13: 00007ffc71f5fe7f R14: 00007f10874c49c0 R15: 000000000075bf2c