[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 52.422207][ T23] audit: type=1800 audit(1578482624.511:25): pid=8373 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 52.471047][ T23] audit: type=1800 audit(1578482624.511:26): pid=8373 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 52.492918][ T23] audit: type=1800 audit(1578482624.511:27): pid=8373 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 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. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.2' (ECDSA) to the list of known hosts. 2020/01/08 11:23:55 fuzzer started 2020/01/08 11:23:57 dialing manager at 10.128.0.26:35703 2020/01/08 11:23:57 syscalls: 2824 2020/01/08 11:23:57 code coverage: enabled 2020/01/08 11:23:57 comparison tracing: enabled 2020/01/08 11:23:57 extra coverage: enabled 2020/01/08 11:23:57 setuid sandbox: enabled 2020/01/08 11:23:57 namespace sandbox: enabled 2020/01/08 11:23:57 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 11:23:57 fault injection: enabled 2020/01/08 11:23:57 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 11:23:57 net packet injection: enabled 2020/01/08 11:23:57 net device setup: enabled 2020/01/08 11:23:57 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 11:23:57 devlink PCI setup: PCI device 0000:00:10.0 is not available 11:23:58 executing program 0: r0 = socket$inet6(0xa, 0x3, 0x6b) ioctl(r0, 0x1000008912, &(0x7f0000000000)="0815b5055e0bcfe87b3071") r1 = socket$kcm(0x10, 0x3, 0x0) sendmsg$kcm(r1, &(0x7f00000000c0)={0x0, 0xfd2b, &(0x7f0000000040)=[{&(0x7f0000000080)="230000005e00817491bc655067d7aee4050c00a00f000000fea30000000000008b1832", 0x23}], 0x1}, 0x0) 11:23:58 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = dup2(r0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) socketpair(0x1e, 0x80005, 0x0, &(0x7f0000000340)={0x0, 0x0}) poll(&(0x7f0000000100)=[{r2}], 0x1, 0x2) syzkaller login: [ 66.317597][ T8540] IPVS: ftp: loaded support on port[0] = 21 11:23:58 executing program 2: r0 = memfd_create(&(0x7f00000001c0)='posix_acl_access*selfvmnet0\\mime_type:\xe1mime_typevboxnet0]\x00', 0x0) pwrite64(r0, &(0x7f0000000140)="df", 0x2a9, 0x0) mmap(&(0x7f0000001000/0x3000)=nil, 0x3000, 0x1, 0x11, r0, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_group_source_req(r1, 0x29, 0x2e, &(0x7f0000000000)={0x0, {{0xa, 0x0, 0x0, @mcast1}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) getsockopt$inet6_buf(r1, 0x29, 0x30, &(0x7f0000000000)=""/40, &(0x7f0000001000)=0x28) [ 66.489742][ T8540] chnl_net:caif_netlink_parms(): no params data found [ 66.524821][ T8543] IPVS: ftp: loaded support on port[0] = 21 [ 66.567786][ T8540] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.575749][ T8540] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.585636][ T8540] device bridge_slave_0 entered promiscuous mode [ 66.611344][ T8540] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.618458][ T8540] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.627306][ T8540] device bridge_slave_1 entered promiscuous mode [ 66.650417][ T8540] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.662237][ T8540] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.697784][ T8540] team0: Port device team_slave_0 added [ 66.707471][ T8540] team0: Port device team_slave_1 added [ 66.784671][ T8540] device hsr_slave_0 entered promiscuous mode 11:23:58 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 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) set_mempolicy(0x2, &(0x7f0000000000)=0x1, 0x7) r0 = memfd_create(&(0x7f0000000000), 0x0) ftruncate(r0, 0x800799c) mmap(&(0x7f0000200000/0x400000)=nil, 0x400000, 0x2, 0x2012, r0, 0x0) [ 66.831227][ T8540] device hsr_slave_1 entered promiscuous mode [ 66.910694][ T8546] IPVS: ftp: loaded support on port[0] = 21 [ 66.953660][ T8543] chnl_net:caif_netlink_parms(): no params data found [ 67.034127][ T8543] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.043521][ T8543] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.051892][ T8543] device bridge_slave_0 entered promiscuous mode [ 67.082608][ T8543] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.089691][ T8543] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.111451][ T8543] device bridge_slave_1 entered promiscuous mode 11:23:59 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = fcntl$dupfd(r1, 0x0, r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000100)=@newlink={0x44, 0x10, 0x705, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x24, 0x12, @bond={{0xc, 0x1, 'bond\x00'}, {0x14, 0x2, [@IFLA_BOND_AD_ACTOR_SYS_PRIO={0x8, 0x18, 0x5}, @IFLA_BOND_MODE={0x8, 0x1, 0x4}]}}}]}, 0x44}}, 0x0) [ 67.147802][ T8543] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.183451][ T8549] IPVS: ftp: loaded support on port[0] = 21 [ 67.206716][ T8543] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.222326][ T8540] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 67.263977][ T8540] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 67.343172][ T8540] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 67.375879][ T8540] netdevsim netdevsim0 netdevsim3: renamed from eth3 11:23:59 executing program 5: mknod$loop(&(0x7f0000000080)='./file1\x00', 0x2000, 0xffffffffffffffff) rename(&(0x7f0000000000)='./file1\x00', &(0x7f0000000040)='./file0\x00') open$dir(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) [ 67.501261][ T8551] IPVS: ftp: loaded support on port[0] = 21 [ 67.526837][ T8540] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.534023][ T8540] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.542322][ T8540] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.549457][ T8540] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.560626][ T8543] team0: Port device team_slave_0 added [ 67.580678][ T2718] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.589705][ T2718] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.600210][ T8546] chnl_net:caif_netlink_parms(): no params data found [ 67.615053][ T8543] team0: Port device team_slave_1 added [ 67.644127][ T8554] IPVS: ftp: loaded support on port[0] = 21 [ 67.689569][ T8546] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.697725][ T8546] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.706101][ T8546] device bridge_slave_0 entered promiscuous mode [ 67.717964][ T8546] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.725991][ T8546] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.733701][ T8546] device bridge_slave_1 entered promiscuous mode [ 67.803507][ T8543] device hsr_slave_0 entered promiscuous mode [ 67.871219][ T8543] device hsr_slave_1 entered promiscuous mode [ 67.921321][ T8543] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 67.929647][ T8543] Cannot create hsr debugfs directory [ 67.976361][ T8546] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.990513][ T8546] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.050609][ T8546] team0: Port device team_slave_0 added [ 68.079196][ T8546] team0: Port device team_slave_1 added [ 68.100716][ T8549] chnl_net:caif_netlink_parms(): no params data found [ 68.192616][ T8546] device hsr_slave_0 entered promiscuous mode [ 68.251204][ T8546] device hsr_slave_1 entered promiscuous mode [ 68.301099][ T8546] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 68.309163][ T8546] Cannot create hsr debugfs directory [ 68.318120][ T8540] 8021q: adding VLAN 0 to HW filter on device bond0 [ 68.346494][ T8551] chnl_net:caif_netlink_parms(): no params data found [ 68.394827][ T8554] chnl_net:caif_netlink_parms(): no params data found [ 68.450573][ T8549] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.458782][ T8549] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.467990][ T8549] device bridge_slave_0 entered promiscuous mode [ 68.478772][ T8549] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.486033][ T8549] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.494391][ T8549] device bridge_slave_1 entered promiscuous mode [ 68.507116][ T8540] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.515040][ T8543] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 68.586489][ T2928] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 68.594895][ T2928] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 68.613479][ T8543] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 68.679072][ T8551] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.686434][ T8551] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.694700][ T8551] device bridge_slave_0 entered promiscuous mode [ 68.703567][ T8551] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.710639][ T8551] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.718676][ T8551] device bridge_slave_1 entered promiscuous mode [ 68.727145][ T8549] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 68.737457][ T8543] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 68.777101][ T8543] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 68.837050][ T2718] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 68.847885][ T2718] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 68.856356][ T2718] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.863439][ T2718] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.883137][ T2718] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 68.892570][ T2718] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 68.900970][ T2718] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.908012][ T2718] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.916333][ T2718] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 68.926148][ T8549] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.968942][ T8546] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 69.013975][ T8554] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.021829][ T8554] bridge0: port 1(bridge_slave_0) entered disabled state [ 69.029415][ T8554] device bridge_slave_0 entered promiscuous mode [ 69.039051][ T8554] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.046642][ T8554] bridge0: port 2(bridge_slave_1) entered disabled state [ 69.054949][ T8554] device bridge_slave_1 entered promiscuous mode [ 69.062729][ T2927] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 69.077687][ T8551] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 69.087411][ T8546] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 69.134748][ T8549] team0: Port device team_slave_0 added [ 69.148197][ T2927] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 69.157966][ T2927] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 69.167610][ T2927] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 69.175712][ T2927] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 69.184821][ T2927] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 69.195435][ T8551] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 69.204893][ T8546] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 69.246477][ T8546] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 69.294746][ T8549] team0: Port device team_slave_1 added [ 69.316955][ T8554] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 69.344230][ T2718] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 69.353214][ T2718] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 69.367938][ T8554] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 69.397885][ T2718] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 69.407256][ T2718] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 69.417692][ T8551] team0: Port device team_slave_0 added [ 69.473681][ T8549] device hsr_slave_0 entered promiscuous mode [ 69.511210][ T8549] device hsr_slave_1 entered promiscuous mode [ 69.550995][ T8549] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 69.559568][ T8549] Cannot create hsr debugfs directory [ 69.567120][ T8554] team0: Port device team_slave_0 added [ 69.575946][ T8554] team0: Port device team_slave_1 added [ 69.592677][ T8551] team0: Port device team_slave_1 added [ 69.683526][ T8554] device hsr_slave_0 entered promiscuous mode [ 69.721268][ T8554] device hsr_slave_1 entered promiscuous mode [ 69.761473][ T8554] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 69.770386][ T8554] Cannot create hsr debugfs directory [ 69.793550][ T2720] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 69.802203][ T2720] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 69.818773][ T8543] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.829239][ T8540] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 69.893649][ T8551] device hsr_slave_0 entered promiscuous mode [ 69.951310][ T8551] device hsr_slave_1 entered promiscuous mode [ 70.011260][ T8551] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 70.019666][ T8551] Cannot create hsr debugfs directory [ 70.055447][ T2718] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 70.064012][ T2718] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.104887][ T8543] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.139745][ T2927] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 70.149694][ T2927] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.158451][ T2927] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.166200][ T2927] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.174422][ T2927] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 70.184609][ T2927] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 70.193947][ T2927] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 70.242219][ T2720] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 70.255545][ T2720] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 70.264667][ T2720] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.272020][ T2720] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.281593][ T2720] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 70.291392][ T2720] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 70.300689][ T2720] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 70.309322][ T2720] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 70.318774][ T2720] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 70.359242][ T8549] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 70.431506][ T8546] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.456330][ T8540] device veth0_vlan entered promiscuous mode [ 70.469567][ T8549] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 70.506025][ T8549] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 70.572901][ T2720] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 70.583442][ T2720] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 70.593288][ T2720] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 70.602316][ T2720] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 70.610802][ T2720] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 70.621941][ T2720] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 70.630701][ T2720] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 70.638726][ T2720] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 70.664339][ T8540] device veth1_vlan entered promiscuous mode [ 70.674652][ T2718] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 70.685840][ T2718] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 70.695052][ T8549] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 70.763065][ T8551] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 70.804963][ T8543] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 70.817648][ T8554] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 70.854001][ T8551] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 70.904725][ T8551] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 70.953390][ T8551] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 71.025689][ T2718] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 71.035612][ T2718] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 71.045155][ T8554] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 71.122795][ T8554] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 71.198418][ T8546] 8021q: adding VLAN 0 to HW filter on device team0 [ 71.207172][ T8554] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 71.270972][ T2718] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 71.279533][ T2718] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 71.380649][ T8549] 8021q: adding VLAN 0 to HW filter on device bond0 [ 71.409118][ T8549] 8021q: adding VLAN 0 to HW filter on device team0 [ 71.466714][ T8549] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 71.486217][ T8549] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 71.550534][ T8546] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 71.567828][ T8546] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 71.650953][ T2928] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 71.665267][ T2928] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 71.681895][ T2928] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 71.698378][ T2928] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 71.708786][ T2928] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.716068][ T2928] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.731008][ T2928] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 71.740409][ T2928] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 71.755073][ T2928] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.762852][ T2928] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.778851][ T2928] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 71.788568][ T2928] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 71.805632][ T2928] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 71.817816][ T2928] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 71.834101][ T2928] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 71.848218][ T2928] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 71.861012][ T2928] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 71.878000][ T2928] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 71.887255][ T2928] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 71.902743][ T2928] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 71.916272][ T2928] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 71.926246][ T2928] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 71.940522][ T2928] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.949017][ T2928] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.966534][ T2928] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 71.978306][ T2928] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 71.994520][ T2928] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.003180][ T2928] bridge0: port 2(bridge_slave_1) entered forwarding state [ 72.021662][ T2928] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 72.030671][ T2928] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 72.046540][ T2928] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 72.059099][ T2928] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 72.075506][ T2928] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 72.088057][ T2928] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 72.104025][ T2928] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 72.117613][ T2928] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 72.128845][ T2928] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 72.142421][ T2928] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 176.320813][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 176.327855][ C1] (detected by 1, t=10502 jiffies, g=6653, q=864) [ 176.334359][ C1] rcu: All QSes seen, last rcu_preempt kthread activity 10503 (4294954784-4294944281), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 176.347714][ C1] rsyslogd R running task 28080 8411 1 0x0000400a [ 176.355616][ C1] Call Trace: [ 176.358918][ C1] [ 176.361816][ C1] sched_show_task+0x40f/0x560 [ 176.366595][ C1] rcu_sched_clock_irq+0x1861/0x1ad0 [ 176.371891][ C1] update_process_times+0x12d/0x180 [ 176.377094][ C1] tick_sched_timer+0x263/0x420 [ 176.381964][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 176.387554][ C1] __hrtimer_run_queues+0x403/0x840 [ 176.392793][ C1] hrtimer_interrupt+0x38c/0xda0 [ 176.397765][ C1] ? debug_smp_processor_id+0x9/0x20 [ 176.403078][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 176.408627][ C1] apic_timer_interrupt+0xf/0x20 [ 176.413545][ C1] [ 176.416510][ C1] RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x50 [ 176.422584][ C1] Code: 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 e5 53 48 89 fb e8 13 00 00 00 48 8b 3d f4 f4 ed 07 48 89 de e8 84 f4 3b 00 5b 5d c3 cc <48> 8b 04 24 65 48 8b 0c 25 c0 1d 02 00 65 8b 15 38 5f 8b 7e f7 c2 [ 176.442189][ C1] RSP: 0018:ffffc900019d7a20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 176.450600][ C1] RAX: 1ffffd40004b0157 RBX: 0000000000000000 RCX: ffff888099200500 [ 176.458573][ C1] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea0002580a80 [ 176.466530][ C1] RBP: ffffc900019d7a48 R08: dffffc0000000000 R09: fffffbfff12c962d [ 176.474523][ C1] R10: fffffbfff12c962d R11: 0000000000000000 R12: dffffc0000000000 [ 176.482516][ C1] R13: dffffc0000000000 R14: 00000000fffffffc R15: ffff88808de399f8 [ 176.490511][ C1] ? mod_memcg_page_state+0x123/0x190 [ 176.495905][ C1] free_thread_stack+0x168/0x590 [ 176.500861][ C1] put_task_stack+0xa3/0x130 [ 176.505495][ C1] finish_task_switch+0x3f1/0x550 [ 176.510671][ C1] __schedule+0x9a8/0xcc0 [ 176.515026][ C1] schedule+0x181/0x210 [ 176.519212][ C1] do_syslog+0xdb0/0x1770 [ 176.523573][ C1] ? init_wait_entry+0xe0/0xe0 [ 176.528360][ C1] kmsg_read+0x94/0xd0 [ 176.532435][ C1] ? mmap_vmcore_fault+0x10/0x10 [ 176.537400][ C1] proc_reg_read+0x1e2/0x2d0 [ 176.541998][ C1] ? proc_reg_llseek+0x2c0/0x2c0 [ 176.546978][ C1] __vfs_read+0xb8/0x730 [ 176.551263][ C1] ? security_file_permission+0x23c/0x350 [ 176.557002][ C1] ? rw_verify_area+0x1c2/0x360 [ 176.561910][ C1] vfs_read+0x1dd/0x420 [ 176.566096][ C1] ksys_read+0x117/0x220 [ 176.570348][ C1] __x64_sys_read+0x7b/0x90 [ 176.574857][ C1] do_syscall_64+0xf7/0x1c0 [ 176.579407][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 176.585334][ C1] RIP: 0033:0x7f6448b261fd [ 176.589764][ C1] Code: d1 20 00 00 75 10 b8 00 00 00 00 0f 05 48 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 5e fa ff ff 48 89 04 24 b8 00 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 a7 fa ff ff 48 89 d0 48 83 c4 08 48 3d 01 [ 176.609369][ C1] RSP: 002b:00007f64460c5e30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 176.617766][ C1] RAX: ffffffffffffffda RBX: 0000000001a2a650 RCX: 00007f6448b261fd [ 176.625745][ C1] RDX: 0000000000000fff RSI: 00007f64478fa5a0 RDI: 0000000000000004 [ 176.633738][ C1] RBP: 0000000000000000 R08: 0000000001a15260 R09: 0000000004000001 [ 176.641712][ C1] R10: 0000000000000001 R11: 0000000000000293 R12: 000000000065e420 [ 176.649686][ C1] R13: 00007f64460c69c0 R14: 00007f644916b040 R15: 0000000000000003 [ 176.657679][ C1] rcu: rcu_preempt kthread starved for 10535 jiffies! g6653 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 176.668763][ C1] rcu: RCU grace-period kthread stack dump: [ 176.674666][ C1] rcu_preempt R running task 28984 10 2 0x80004008 [ 176.682573][ C1] Call Trace: [ 176.685909][ C1] __schedule+0x9a8/0xcc0 [ 176.690270][ C1] schedule+0x181/0x210 [ 176.694433][ C1] schedule_timeout+0x14f/0x240 [ 176.699310][ C1] ? run_local_timers+0x120/0x120 [ 176.704358][ C1] rcu_gp_kthread+0xed8/0x1770 [ 176.709153][ C1] kthread+0x332/0x350 [ 176.713247][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 176.718377][ C1] ? kthread_blkcg+0xe0/0xe0 [ 176.723008][ C1] ret_from_fork+0x24/0x30