[ 41.137178][ T25] audit: type=1800 audit(1575459768.204:27): pid=7904 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 41.156965][ T25] audit: type=1800 audit(1575459768.204:28): pid=7904 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. [ 41.987093][ T25] audit: type=1800 audit(1575459769.084:29): pid=7904 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 [ 42.006504][ T25] audit: type=1800 audit(1575459769.094:30): pid=7904 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2423 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.10.55' (ECDSA) to the list of known hosts. 2019/12/04 11:42:56 fuzzer started 2019/12/04 11:42:58 dialing manager at 10.128.0.26:36481 2019/12/04 11:42:58 syscalls: 2691 2019/12/04 11:42:58 code coverage: enabled 2019/12/04 11:42:58 comparison tracing: enabled 2019/12/04 11:42:58 extra coverage: extra coverage is not supported by the kernel 2019/12/04 11:42:58 setuid sandbox: enabled 2019/12/04 11:42:58 namespace sandbox: enabled 2019/12/04 11:42:58 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/04 11:42:58 fault injection: enabled 2019/12/04 11:42:58 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/04 11:42:58 net packet injection: enabled 2019/12/04 11:42:58 net device setup: enabled 2019/12/04 11:42:58 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/04 11:42:58 devlink PCI setup: PCI device 0000:00:10.0 is not available 11:42:59 executing program 0: r0 = socket$inet6(0xa, 0x800000000000002, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) r2 = fcntl$dupfd(r1, 0x0, r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @empty}, 0x1c) setsockopt$sock_linger(r0, 0x1, 0x3c, &(0x7f0000000180)={0x200000000000001}, 0x8) sendmmsg(r0, &(0x7f0000004000)=[{{0x0, 0x0, &(0x7f0000001980)=[{&(0x7f00000001c0)="25c50ca6f499a72acb5703ebc01883506a5c41049fa456a461fdc4aa0dfc814087800ff86f10396b6d952def47b6f3bacffa2a3b02700e65a2c2ba0441e0984806891f8ce71fda6c6e1769aba2b78522bdcbd3853f13f2fe90859d9a6186b62a240cf3dac8ba85ae8236fde5ba94c124e8472513c8a689a7740a48fce761d50006", 0x81}], 0x1}}], 0x1, 0x4000000) 11:42:59 executing program 1: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$EBT_SO_SET_ENTRIES(r0, 0x0, 0x80, &(0x7f0000000280)=@nat={'nat\x00\x00\x00\x00\x00\x00\x00\x03\x00', 0x19, 0x1, 0x238, [0x200003c0, 0x0, 0x0, 0x200003f0, 0x20000420], 0x0, 0x0, &(0x7f00000003c0)=ANY=[@ANYBLOB="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"]}, 0x2b0) syzkaller login: [ 52.147281][ T8075] IPVS: ftp: loaded support on port[0] = 21 11:42:59 executing program 2: r0 = socket$inet(0x10, 0x3, 0xc) sendmsg(r0, &(0x7f0000011fc8)={0x0, 0x0, &(0x7f0000000180)=[{&(0x7f0000000000)="24000000070a07041dfffd946fa2830020200a0009000100001d85680c1baba20400ff7e", 0x24}], 0x1}, 0x0) [ 52.307848][ T8075] chnl_net:caif_netlink_parms(): no params data found [ 52.324046][ T8078] IPVS: ftp: loaded support on port[0] = 21 [ 52.386137][ T8075] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.399617][ T8075] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.419568][ T8075] device bridge_slave_0 entered promiscuous mode [ 52.443240][ T8075] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.460318][ T8075] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.468239][ T8075] device bridge_slave_1 entered promiscuous mode [ 52.529380][ T8081] IPVS: ftp: loaded support on port[0] = 21 [ 52.529633][ T8075] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 52.562942][ T8075] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link 11:42:59 executing program 3: r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f00000000c0)="0300a1695e1dcfe87b1071") r1 = socket(0x1e, 0x4, 0x0) setsockopt$packet_tx_ring(r1, 0x10f, 0x87, &(0x7f0000265000)=@req={0x3fc}, 0x10) r2 = socket(0x1e, 0x4, 0x0) setsockopt$packet_tx_ring(r2, 0x10f, 0x87, &(0x7f0000265000)=@req={0x3fc}, 0x10) recvmsg$can_raw(0xffffffffffffffff, &(0x7f0000001500)={0x0, 0x0, &(0x7f00000013c0)=[{&(0x7f00000002c0)=""/4096, 0x1000}], 0x1}, 0x0) r3 = socket(0x1e, 0x4, 0x0) setsockopt$packet_tx_ring(r3, 0x10f, 0x87, &(0x7f0000265000)=@req={0x3fc, 0x0, 0x2}, 0x10) sendmmsg(r3, &(0x7f0000000a40), 0x8000000000000b0, 0x0) [ 52.634471][ T8075] team0: Port device team_slave_0 added [ 52.664225][ T8078] chnl_net:caif_netlink_parms(): no params data found [ 52.683898][ T8075] team0: Port device team_slave_1 added 11:42:59 executing program 4: openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000140)='cpuacct.stat\x00', 0x0, 0x0) write(0xffffffffffffffff, &(0x7f0000000040)="0f42", 0x2) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/kvm\x00', 0x0, 0x0) ioctl$KVM_SET_IRQCHIP(0xffffffffffffffff, 0x8208ae63, &(0x7f0000000180)={0x0, 0x0, @ioapic={0x0, 0x0, 0x0, 0x0, 0x0, [{}, {0x0, 0x0, 0x0, [], 0x6}, {}, {}, {}, {0x0, 0x0, 0x3}, {0x3f, 0x4}, {0xff}, {}, {0xfc}, {0x0, 0xfd}, {}, {0x0, 0x0, 0xfe}, {}, {0x0, 0x6}, {}, {}, {0x0, 0x0, 0x0, [], 0x20}]}}) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) write$P9_RRENAMEAT(0xffffffffffffffff, &(0x7f0000000080)={0x7}, 0x7) ioctl$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}) add_key$keyring(&(0x7f0000000480)='keyring\x00', 0x0, 0x0, 0x0, 0xfffffffffffffffe) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000500)={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfb]}) 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$KVM_RUN(r2, 0xae80, 0x0) [ 52.802529][ T8075] device hsr_slave_0 entered promiscuous mode [ 52.854265][ T8075] device hsr_slave_1 entered promiscuous mode [ 52.937431][ T8084] IPVS: ftp: loaded support on port[0] = 21 [ 52.957989][ T8078] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.979568][ T8078] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.989139][ T8078] device bridge_slave_0 entered promiscuous mode [ 53.013273][ T8078] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.029546][ T8078] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.037090][ T8078] device bridge_slave_1 entered promiscuous mode 11:43:00 executing program 5: r0 = openat$dlm_plock(0xffffffffffffff9c, &(0x7f0000000100)='/dev/dlm_plock\x00', 0x41, 0x0) write$nbd(r0, &(0x7f0000000080)=ANY=[@ANYBLOB="0100000003000000000000000000000082b0cfc4336aa6771538be0633e8bd3410000000000000005616b17533ad88f7e4a258981e458e96afda2a87223ba7f4"], 0x40) [ 53.075955][ T8086] IPVS: ftp: loaded support on port[0] = 21 [ 53.178125][ T8078] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 53.224750][ T8081] chnl_net:caif_netlink_parms(): no params data found [ 53.236188][ T8078] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 53.245668][ T8075] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 53.293179][ T8075] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 53.368778][ T8089] IPVS: ftp: loaded support on port[0] = 21 [ 53.395330][ T8075] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 53.472409][ T8075] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 53.551159][ T8078] team0: Port device team_slave_0 added [ 53.560717][ T8078] team0: Port device team_slave_1 added [ 53.597030][ T8081] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.604462][ T8081] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.612365][ T8081] device bridge_slave_0 entered promiscuous mode [ 53.661135][ T8078] device hsr_slave_0 entered promiscuous mode [ 53.729959][ T8078] device hsr_slave_1 entered promiscuous mode [ 53.789857][ T8078] debugfs: Directory 'hsr0' with parent '/' already present! [ 53.804020][ T8086] chnl_net:caif_netlink_parms(): no params data found [ 53.813107][ T8081] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.820456][ T8081] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.828006][ T8081] device bridge_slave_1 entered promiscuous mode [ 53.893985][ T8081] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 53.905254][ T8081] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 53.922286][ T8078] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 53.955241][ T8078] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 54.055415][ T8078] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 54.091732][ T8078] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 54.143620][ T8086] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.150797][ T8086] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.158288][ T8086] device bridge_slave_0 entered promiscuous mode [ 54.169072][ T8086] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.176433][ T8086] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.184728][ T8086] device bridge_slave_1 entered promiscuous mode [ 54.199622][ T8084] chnl_net:caif_netlink_parms(): no params data found [ 54.209807][ T8081] team0: Port device team_slave_0 added [ 54.222149][ T8086] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 54.236677][ T8086] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 54.256159][ T8081] team0: Port device team_slave_1 added [ 54.282729][ T8086] team0: Port device team_slave_0 added [ 54.332430][ T8081] device hsr_slave_0 entered promiscuous mode [ 54.369961][ T8081] device hsr_slave_1 entered promiscuous mode [ 54.409625][ T8081] debugfs: Directory 'hsr0' with parent '/' already present! [ 54.438533][ T8086] team0: Port device team_slave_1 added [ 54.471642][ T8075] 8021q: adding VLAN 0 to HW filter on device bond0 [ 54.505562][ T8089] chnl_net:caif_netlink_parms(): no params data found [ 54.533219][ T8084] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.540676][ T8084] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.548259][ T8084] device bridge_slave_0 entered promiscuous mode [ 54.563404][ T8075] 8021q: adding VLAN 0 to HW filter on device team0 [ 54.591904][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 54.602297][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 54.620471][ T8084] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.627640][ T8084] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.636129][ T8084] device bridge_slave_1 entered promiscuous mode [ 54.681512][ T8086] device hsr_slave_0 entered promiscuous mode [ 54.719879][ T8086] device hsr_slave_1 entered promiscuous mode [ 54.759641][ T8086] debugfs: Directory 'hsr0' with parent '/' already present! [ 54.770620][ T8089] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.777676][ T8089] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.785782][ T8089] device bridge_slave_0 entered promiscuous mode [ 54.793191][ T2735] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 54.802215][ T2735] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 54.810879][ T2735] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.818051][ T2735] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.826763][ T2735] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 54.835434][ T2735] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 54.843841][ T2735] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.850909][ T2735] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.858364][ T2735] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 54.867097][ T2735] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 54.875559][ T2735] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 54.884067][ T2735] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 54.892262][ T2735] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 54.900882][ T2735] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 54.910093][ T2735] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 54.917828][ T2735] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 54.935425][ T8089] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.949028][ T8089] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.958247][ T8089] device bridge_slave_1 entered promiscuous mode [ 54.974967][ T8084] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 54.986230][ T8081] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 55.044363][ T8081] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 55.102476][ T8089] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.117203][ T8078] 8021q: adding VLAN 0 to HW filter on device bond0 [ 55.126379][ T8084] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 55.137794][ T2735] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 55.148447][ T2735] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 55.158968][ T8075] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 55.171676][ T8075] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 55.180742][ T8081] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 55.218389][ T8089] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 55.241921][ T8094] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 55.250404][ T8094] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 55.264513][ T8081] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 55.337908][ T8084] team0: Port device team_slave_0 added [ 55.345138][ T8084] team0: Port device team_slave_1 added [ 55.352349][ T8089] team0: Port device team_slave_0 added [ 55.371632][ T8086] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 55.412878][ T8089] team0: Port device team_slave_1 added [ 55.418631][ T8086] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 55.474503][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.482245][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.542438][ T8084] device hsr_slave_0 entered promiscuous mode [ 55.579887][ T8084] device hsr_slave_1 entered promiscuous mode [ 55.619636][ T8084] debugfs: Directory 'hsr0' with parent '/' already present! [ 55.627212][ T8086] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 55.681298][ T8094] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 55.688770][ T8094] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 55.700085][ T8078] 8021q: adding VLAN 0 to HW filter on device team0 [ 55.708906][ T8075] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 55.724085][ T8086] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 55.861258][ T8089] device hsr_slave_0 entered promiscuous mode [ 55.909843][ T8089] device hsr_slave_1 entered promiscuous mode [ 55.989654][ T8089] debugfs: Directory 'hsr0' with parent '/' already present! [ 55.999912][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 56.008348][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 56.016755][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.023948][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 56.032129][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 56.074705][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 56.088514][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 56.097358][ T43] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.104441][ T43] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.112817][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 56.121902][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 56.166657][ T8094] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 56.186439][ T8094] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 56.196058][ T8094] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 56.210182][ T8094] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 56.218484][ T8094] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 56.232341][ T8094] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 56.243336][ T8094] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 56.254390][ T8094] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 56.310529][ T8078] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 56.333054][ T8086] 8021q: adding VLAN 0 to HW filter on device bond0 [ 56.356905][ T8086] 8021q: adding VLAN 0 to HW filter on device team0 [ 56.409270][ T8086] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 56.425557][ T8086] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 56.457520][ T8086] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 161.199448][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 161.206444][ C1] (detected by 1, t=10502 jiffies, g=6013, q=568) [ 161.212929][ C1] rcu: All QSes seen, last rcu_preempt kthread activity 10503 (4294953277-4294942774), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 161.226280][ C1] kworker/u4:7 R running task 31224 8101 520 0x80004008 [ 161.234181][ C1] Call Trace: [ 161.237463][ C1] [ 161.240311][ C1] sched_show_task+0x40f/0x560 [ 161.245072][ C1] rcu_sched_clock_irq+0x1861/0x1ad0 [ 161.250351][ C1] update_process_times+0x12d/0x180 [ 161.255667][ C1] tick_sched_timer+0x263/0x420 [ 161.260510][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 161.266059][ C1] __hrtimer_run_queues+0x403/0x840 [ 161.271266][ C1] hrtimer_interrupt+0x38c/0xda0 [ 161.276207][ C1] ? debug_smp_processor_id+0x9/0x20 [ 161.281485][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 161.297114][ C1] apic_timer_interrupt+0xf/0x20 [ 161.302036][ C1] [ 161.304961][ C1] RIP: 0010:__sanitizer_cov_trace_pc+0x22/0x50 [ 161.311106][ C1] Code: d4 01 3b 00 5b 5d c3 cc 48 8b 04 24 65 48 8b 0c 25 c0 1d 02 00 65 8b 15 38 84 8b 7e f7 c2 00 01 1f 00 75 2c 8b 91 80 13 00 00 <83> fa 02 75 21 48 8b 91 88 13 00 00 48 8b 32 48 8d 7e 01 8b 89 84 [ 161.330698][ C1] RSP: 0018:ffffc900023a7e08 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 161.339097][ C1] RAX: ffffffff81487326 RBX: ffffea00029c0c80 RCX: ffff8880988f0500 [ 161.347054][ C1] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea00029c0c80 [ 161.355012][ C1] RBP: ffffc900023a7e30 R08: 000000000003a728 R09: ffffed10151f9ac7 [ 161.362969][ C1] R10: ffffed10151f9ac7 R11: 0000000000000000 R12: ffff88809e560120 [ 161.370939][ C1] R13: dffffc0000000000 R14: 00000000fffffffc R15: ffff8880a8fcd628 [ 161.378909][ C1] ? mod_memcg_page_state+0x16/0x190 [ 161.384184][ C1] ? free_thread_stack+0x124/0x590 [ 161.389281][ C1] ? mod_memcg_page_state+0x16/0x190 [ 161.394734][ C1] free_thread_stack+0x168/0x590 [ 161.399666][ C1] put_task_stack+0xa3/0x130 [ 161.404244][ C1] finish_task_switch+0x3f1/0x550 [ 161.409254][ C1] ? proc_cap_handler+0x450/0x450 [ 161.414266][ C1] schedule_tail+0x20/0x1a0 [ 161.418755][ C1] ? proc_cap_handler+0x450/0x450 [ 161.423768][ C1] ret_from_fork+0x8/0x30 [ 161.428101][ C1] rcu: rcu_preempt kthread starved for 10524 jiffies! g6013 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 161.439193][ C1] rcu: RCU grace-period kthread stack dump: [ 161.445243][ C1] rcu_preempt R running task 29032 10 2 0x80004008 [ 161.453131][ C1] Call Trace: [ 161.456413][ C1] __schedule+0x9a8/0xcc0 [ 161.460738][ C1] schedule+0x181/0x210 [ 161.464885][ C1] schedule_timeout+0x14f/0x240 [ 161.469736][ C1] ? run_local_timers+0x120/0x120 [ 161.474753][ C1] rcu_gp_kthread+0xed8/0x1770 [ 161.479512][ C1] kthread+0x332/0x350 [ 161.483567][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 161.488664][ C1] ? kthread_blkcg+0xe0/0xe0 [ 161.493241][ C1] ret_from_fork+0x24/0x30