[ 45.722153][ T25] audit: type=1800 audit(1575347761.663:29): pid=8101 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.10.62' (ECDSA) to the list of known hosts. 2019/12/03 04:36:09 fuzzer started 2019/12/03 04:36:11 dialing manager at 10.128.0.26:38907 2019/12/03 04:36:11 syscalls: 2697 2019/12/03 04:36:11 code coverage: enabled 2019/12/03 04:36:11 comparison tracing: enabled 2019/12/03 04:36:11 extra coverage: extra coverage is not supported by the kernel 2019/12/03 04:36:11 setuid sandbox: enabled 2019/12/03 04:36:11 namespace sandbox: enabled 2019/12/03 04:36:11 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 04:36:11 fault injection: enabled 2019/12/03 04:36:11 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 04:36:11 net packet injection: enabled 2019/12/03 04:36:11 net device setup: enabled 2019/12/03 04:36:11 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 04:36:11 devlink PCI setup: PCI device 0000:00:10.0 is not available 04:36:12 executing program 0: r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f00000000c0)=[{&(0x7f0000000000)="2e0000002f00815be00f80ecdb4cb904074865160c0003001400000012000014c2ed3c001500cd5edc2976d153b4", 0x2e}], 0x1}, 0x0) 04:36:12 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$alg(0x26, 0x5, 0x0) r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000180)='/dev/r\xc7(\xc1\x15\x00', 0x2, 0x0) ioctl$IMGETDEVINFO(r4, 0x80044944, &(0x7f00000001c0)={0x6}) setsockopt$ALG_SET_KEY(r3, 0x117, 0x1, &(0x7f00000013c0)="ab553fec94248c32e27d04000000288a", 0x10) r5 = accept$alg(r3, 0x0, 0x0) write$RDMA_USER_CM_CMD_CREATE_ID(r5, &(0x7f00000000c0)={0x0, 0x18, 0xfa00, {0x0, 0x0}}, 0xff44) r6 = semget$private(0x0, 0x5, 0x200) semctl$SEM_INFO(r6, 0x1, 0x13, &(0x7f0000000000)=""/130) recvmmsg(r5, &(0x7f0000009040)=[{{0x0, 0x0, &(0x7f0000001b40)=[{&(0x7f0000000640)=""/227, 0x10}], 0x1}}, {{0x0, 0x0, &(0x7f0000000780)=[{&(0x7f0000001e80)=""/204, 0xcc}], 0x1}}], 0x2, 0x0, 0x0) r7 = msgget(0x3, 0x30) msgctl$IPC_RMID(r7, 0x0) syzkaller login: [ 56.786332][ T8268] IPVS: ftp: loaded support on port[0] = 21 04:36:12 executing program 2: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ptmx\x00', 0x80000000000a01, 0x0) write$binfmt_aout(r0, &(0x7f00000000c0)=ANY=[], 0xffffff78) ioctl$TCSETAW(r0, 0x5407, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffe}) ioctl$TCSETS(r0, 0x40045431, &(0x7f0000000200)) r1 = syz_open_pts(r0, 0x0) read(r1, &(0x7f00000000c0)=""/19, 0x8) [ 56.931461][ T8270] IPVS: ftp: loaded support on port[0] = 21 [ 56.965901][ T8268] chnl_net:caif_netlink_parms(): no params data found [ 57.110123][ T8268] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.117225][ T8268] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.126668][ T8268] device bridge_slave_0 entered promiscuous mode [ 57.143033][ T8274] IPVS: ftp: loaded support on port[0] = 21 [ 57.163122][ T8268] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.175727][ T8268] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.184236][ T8268] device bridge_slave_1 entered promiscuous mode 04:36:13 executing program 3: r0 = socket(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000380)=@ipv4_deladdr={0x18, 0x10, 0x1}, 0x18}}, 0x0) [ 57.220160][ T8270] chnl_net:caif_netlink_parms(): no params data found [ 57.251871][ T8268] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.290552][ T8268] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.389130][ T8270] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.396197][ T8270] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.419502][ T8270] device bridge_slave_0 entered promiscuous mode [ 57.429141][ T8268] team0: Port device team_slave_0 added [ 57.444682][ T8268] team0: Port device team_slave_1 added [ 57.460121][ T8277] IPVS: ftp: loaded support on port[0] = 21 [ 57.473713][ T8270] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.481685][ T8270] bridge0: port 2(bridge_slave_1) entered disabled state 04:36:13 executing program 4: r0 = socket$inet_smc(0x2b, 0x1, 0x0) getpeername(r0, 0x0, 0x0) [ 57.494194][ T8270] device bridge_slave_1 entered promiscuous mode [ 57.520545][ T8274] chnl_net:caif_netlink_parms(): no params data found [ 57.613670][ T8268] device hsr_slave_0 entered promiscuous mode 04:36:13 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)=@newlink={0x2c, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_VFINFO_LIST={0x4}, @IFLA_GROUP={0x8}]}, 0x2c}}, 0x0) [ 57.687701][ T8268] device hsr_slave_1 entered promiscuous mode [ 57.761473][ T8270] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.796686][ T8279] IPVS: ftp: loaded support on port[0] = 21 [ 57.811540][ T8270] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.853042][ T8274] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.862554][ T8274] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.871658][ T8274] device bridge_slave_0 entered promiscuous mode [ 57.892480][ T8270] team0: Port device team_slave_0 added [ 57.908082][ T8268] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 57.909951][ T8281] IPVS: ftp: loaded support on port[0] = 21 [ 57.979776][ T8274] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.987055][ T8274] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.995484][ T8274] device bridge_slave_1 entered promiscuous mode [ 58.004609][ T8270] team0: Port device team_slave_1 added [ 58.022355][ T8268] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 58.139701][ T8270] device hsr_slave_0 entered promiscuous mode [ 58.197741][ T8270] device hsr_slave_1 entered promiscuous mode [ 58.247571][ T8270] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.260276][ T8268] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 58.313865][ T8268] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 58.385724][ T8274] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.416990][ T8274] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.480481][ T8274] team0: Port device team_slave_0 added [ 58.488183][ T8274] team0: Port device team_slave_1 added [ 58.551763][ T8270] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 58.650454][ T8274] device hsr_slave_0 entered promiscuous mode [ 58.677729][ T8274] device hsr_slave_1 entered promiscuous mode [ 58.717449][ T8274] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.725102][ T8277] chnl_net:caif_netlink_parms(): no params data found [ 58.734811][ T8279] chnl_net:caif_netlink_parms(): no params data found [ 58.753892][ T8270] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 58.831931][ T8270] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 58.879544][ T8270] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 58.942662][ T8277] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.951799][ T8277] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.959890][ T8277] device bridge_slave_0 entered promiscuous mode [ 58.971173][ T8277] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.978270][ T8277] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.985936][ T8277] device bridge_slave_1 entered promiscuous mode [ 59.022133][ T8279] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.029513][ T8279] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.037203][ T8279] device bridge_slave_0 entered promiscuous mode [ 59.065676][ T8281] chnl_net:caif_netlink_parms(): no params data found [ 59.076832][ T8279] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.084568][ T8279] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.092450][ T8279] device bridge_slave_1 entered promiscuous mode [ 59.109846][ T8277] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.121080][ T8277] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.134685][ T8274] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 59.183228][ T8274] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 59.233283][ T8279] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.259915][ T8274] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 59.301354][ T8274] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 59.351216][ T8279] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.366341][ T8268] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.375327][ T8277] team0: Port device team_slave_0 added [ 59.382745][ T8277] team0: Port device team_slave_1 added [ 59.417738][ T8279] team0: Port device team_slave_0 added [ 59.425496][ T8279] team0: Port device team_slave_1 added [ 59.489259][ T8277] device hsr_slave_0 entered promiscuous mode [ 59.538465][ T8277] device hsr_slave_1 entered promiscuous mode [ 59.577445][ T8277] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.598675][ T8281] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.605750][ T8281] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.614025][ T8281] device bridge_slave_0 entered promiscuous mode [ 59.621840][ T8281] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.628955][ T8281] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.636694][ T8281] device bridge_slave_1 entered promiscuous mode [ 59.645741][ T3901] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.654524][ T3901] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.669870][ T8268] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.720071][ T8279] device hsr_slave_0 entered promiscuous mode [ 59.757784][ T8279] device hsr_slave_1 entered promiscuous mode [ 59.797512][ T8279] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.835787][ T8277] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 59.890632][ T8277] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 59.959928][ T8277] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 59.999723][ T8281] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.011386][ T8281] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.030142][ T8277] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 60.073781][ T8281] team0: Port device team_slave_0 added [ 60.082288][ T8282] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.090803][ T8282] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.099867][ T8282] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.106944][ T8282] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.115798][ T8282] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.129680][ T8279] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 60.181108][ T8281] team0: Port device team_slave_1 added [ 60.200758][ T8279] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 60.279506][ T3901] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.288346][ T3901] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.296590][ T3901] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.303726][ T3901] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.311661][ T3901] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.320411][ T3901] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.329593][ T3901] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.338228][ T3901] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.347078][ T3901] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.389547][ T8281] device hsr_slave_0 entered promiscuous mode [ 60.437796][ T8281] device hsr_slave_1 entered promiscuous mode [ 60.477554][ T8281] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.494084][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.502901][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.512132][ T8279] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 60.589017][ T8279] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 60.642332][ T8270] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.669782][ T8268] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 60.682102][ T8268] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 60.695249][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.703754][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.712999][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.721297][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.731265][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.744427][ T8270] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.756276][ T8274] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.767066][ T8283] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.777142][ T8283] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.798863][ T8283] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.808676][ T8283] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.820690][ T8283] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.827816][ T8283] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.835382][ T8283] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.844023][ T8283] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.852405][ T8283] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.859682][ T8283] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.868080][ T8283] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.883297][ T8274] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.891908][ T8281] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 60.932947][ T8281] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 60.979448][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.990334][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.019217][ T8281] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 61.039910][ T8281] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 61.113497][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.122500][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.131446][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.139992][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.149413][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.158199][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.166619][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.175516][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.183791][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.192694][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.201593][ T43] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.208894][ T43] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.216360][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.223861][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.231412][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.240016][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.248479][ T43] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.255508][ T43] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.263091][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.274357][ T8268] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.304057][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.312216][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.320806][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.329325][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.350460][ T8270] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.366212][ T8277] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.376664][ T3901] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.389636][ T3901] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.398511][ T3901] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.406741][ T3901] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.419099][ T3901] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.427480][ T3901] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.435719][ T3901] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.445880][ T3901] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.457509][ T8274] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 61.469801][ T8274] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.493043][ T3901] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.511663][ T3901] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.542617][ T8277] 8021q: adding VLAN 0 to HW filter on device team0 [ 166.567313][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 166.574306][ C1] (detected by 1, t=10502 jiffies, g=6377, q=120) [ 166.580797][ C1] rcu: All QSes seen, last rcu_preempt kthread activity 10503 (4294953795-4294943292), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 166.594134][ C1] kworker/1:1 R running task 26760 43 2 0x80004008 [ 166.602052][ C1] Workqueue: 0x0 (ipv6_addrconf) [ 166.607058][ C1] Call Trace: [ 166.610328][ C1] [ 166.613173][ C1] sched_show_task+0x40f/0x560 [ 166.617928][ C1] rcu_sched_clock_irq+0x1861/0x1ad0 [ 166.623204][ C1] update_process_times+0x12d/0x180 [ 166.628476][ C1] tick_sched_timer+0x263/0x420 [ 166.633313][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 166.638847][ C1] __hrtimer_run_queues+0x403/0x840 [ 166.644045][ C1] hrtimer_interrupt+0x38c/0xda0 [ 166.648983][ C1] ? debug_smp_processor_id+0x9/0x20 [ 166.654281][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 166.659809][ C1] apic_timer_interrupt+0xf/0x20 [ 166.664725][ C1] [ 166.667651][ C1] RIP: 0010:free_thread_stack+0x151/0x590 [ 166.673353][ C1] Code: 31 f6 e8 42 af 6e 00 43 80 3c 2e 00 74 08 4c 89 e7 e8 43 a4 69 00 49 8b 1c 24 48 83 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 [ 166.692942][ C1] RSP: 0018:ffffc90000e07c30 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 166.701338][ C1] RAX: 1ffff110134e54b1 RBX: ffff88809a72a588 RCX: 0000000000000000 [ 166.709298][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea000262be40 [ 166.717258][ C1] RBP: ffffc90000e07c68 R08: dffffc0000000000 R09: fffffbfff1287025 [ 166.725214][ C1] R10: fffffbfff1287025 R11: 0000000000000000 R12: ffff88809a72a620 [ 166.733169][ C1] R13: dffffc0000000000 R14: 1ffff110134e54c4 R15: ffff8880943397a8 [ 166.741167][ C1] put_task_stack+0xa3/0x130 [ 166.745770][ C1] finish_task_switch+0x3f1/0x550 [ 166.750792][ C1] __schedule+0x9a8/0xcc0 [ 166.755115][ C1] schedule+0x181/0x210 [ 166.759388][ C1] worker_thread+0x10d6/0x1630 [ 166.764167][ C1] kthread+0x332/0x350 [ 166.768229][ C1] ? rcu_lock_release+0x30/0x30 [ 166.773070][ C1] ? kthread_blkcg+0xe0/0xe0 [ 166.777649][ C1] ret_from_fork+0x24/0x30 [ 166.782064][ C1] rcu: rcu_preempt kthread starved for 10523 jiffies! g6377 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 166.793406][ C1] rcu: RCU grace-period kthread stack dump: [ 166.799279][ C1] rcu_preempt R running task 29032 10 2 0x80004000 [ 166.807159][ C1] Call Trace: [ 166.810435][ C1] __schedule+0x9a0/0xcc0 [ 166.814765][ C1] schedule+0x181/0x210 [ 166.818922][ C1] schedule_timeout+0x14f/0x240 [ 166.823760][ C1] ? run_local_timers+0x120/0x120 [ 166.828860][ C1] rcu_gp_kthread+0xed8/0x1770 [ 166.833616][ C1] kthread+0x332/0x350 [ 166.837665][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 166.842775][ C1] ? kthread_blkcg+0xe0/0xe0 [ 166.847349][ C1] ret_from_fork+0x24/0x30