[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 48.392903][ T26] audit: type=1800 audit(1575420593.119:25): pid=8204 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 48.411983][ T26] audit: type=1800 audit(1575420593.119:26): pid=8204 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 48.460179][ T26] audit: type=1800 audit(1575420593.119:27): pid=8204 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 '10.128.1.45' (ECDSA) to the list of known hosts. 2019/12/04 00:50:01 fuzzer started 2019/12/04 00:50:02 dialing manager at 10.128.0.26:42111 2019/12/04 00:50:02 syscalls: 2689 2019/12/04 00:50:02 code coverage: enabled 2019/12/04 00:50:02 comparison tracing: enabled 2019/12/04 00:50:02 extra coverage: extra coverage is not supported by the kernel 2019/12/04 00:50:02 setuid sandbox: enabled 2019/12/04 00:50:02 namespace sandbox: enabled 2019/12/04 00:50:02 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/04 00:50:02 fault injection: enabled 2019/12/04 00:50:02 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/04 00:50:02 net packet injection: enabled 2019/12/04 00:50:02 net device setup: enabled 2019/12/04 00:50:02 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/04 00:50:02 devlink PCI setup: PCI device 0000:00:10.0 is not available 00:50:03 executing program 0: socketpair$unix(0x1, 0x8000000000001, 0x0, &(0x7f0000000380)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000023ff0)={&(0x7f0000010ec4)={0x1c, 0x20000032, 0x201, 0x0, 0x0, {}, [@nested={0x8, 0x1, [@typed={0x4, 0x1, @binary}]}]}, 0x1c}}, 0x0) 00:50:04 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)) mkdir(0x0, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f0000000000)=0x200, 0x4) bind$inet(r0, &(0x7f00000003c0)={0x2, 0x200000000004e23}, 0x10) setsockopt$inet_tcp_TCP_MD5SIG(r0, 0x6, 0xe, &(0x7f0000000480)={@in={{0x2, 0x0, @multicast1}}, 0x0, 0x40, 0x0, "41a0a84bd459485bb116e00349e915b1bc54791da97f7049816b1e6516915fd10c58883d497ba9829ceeabe4544c06d1f287834f279d7a9030cad94ec3e61787a7227dd3f2baa5acff93dc92fdb85fd7"}, 0xd8) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f00000002c0)='veno\x00', 0x5) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f00000008c0)={0x2, 0x4e23, @local}, 0x10) setsockopt$sock_int(r0, 0x1, 0x8, &(0x7f0000000100), 0x4) recvmsg(r0, &(0x7f0000000240)={&(0x7f0000000040)=@nfc, 0xf012, &(0x7f0000000180)=[{&(0x7f0000003ac0)=""/4096, 0xdc00}], 0x1, &(0x7f0000000200)=""/20, 0x14}, 0x100) write$binfmt_elf64(r0, &(0x7f0000000280)=ANY=[@ANYRES32=r0], 0x100000530) syzkaller login: [ 59.439008][ T8367] IPVS: ftp: loaded support on port[0] = 21 00:50:04 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f00000001c0)={0x0, 0xffffffffffffffa9, &(0x7f0000000180)={0x0, 0x3b7}}, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x38, 0x10, 0x705, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x3}, [@IFLA_LINKINFO={0x18, 0x12, @sit={{0x8, 0x1, 'sit\x00'}, {0xc, 0x2, [@tunl_policy=[@IFLA_IPTUN_LINK={0x8, 0x3, r2}]]}}}]}, 0x38}}, 0x0) sendmsg$nl_route_sched(r1, 0x0, 0x0) fcntl$getownex(0xffffffffffffffff, 0x10, 0x0) epoll_create(0x0) connect$netlink(0xffffffffffffffff, 0x0, 0x0) sendfile(0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0) [ 59.635121][ T8367] chnl_net:caif_netlink_parms(): no params data found [ 59.682606][ T8370] IPVS: ftp: loaded support on port[0] = 21 [ 59.751393][ T8367] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.768522][ T8367] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.776498][ T8367] device bridge_slave_0 entered promiscuous mode [ 59.810309][ T8367] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.817400][ T8367] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.829384][ T8372] IPVS: ftp: loaded support on port[0] = 21 [ 59.839808][ T8367] device bridge_slave_1 entered promiscuous mode 00:50:04 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x83, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x8}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) pipe(&(0x7f0000000240)) close(0xffffffffffffffff) getsockopt$inet_buf(0xffffffffffffffff, 0x0, 0x2c, 0x0, 0x0) prctl$PR_SET_PDEATHSIG(0x1, 0x0) perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x1f, 0x1, 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, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$KVM_RUN(0xffffffffffffffff, 0xae80, 0x0) ioctl$IMGETVERSION(0xffffffffffffffff, 0x80044942, 0x0) r0 = shmget$private(0x0, 0x2000, 0x1800, &(0x7f0000ffd000/0x2000)=nil) shmat(r0, &(0x7f0000a00000/0x600000)=nil, 0xcf8776cd51a5c5be) [ 59.906557][ T8367] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.992133][ T8367] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.023660][ T8370] chnl_net:caif_netlink_parms(): no params data found [ 60.109011][ T8367] team0: Port device team_slave_0 added [ 60.130518][ T8367] team0: Port device team_slave_1 added [ 60.153262][ T8375] IPVS: ftp: loaded support on port[0] = 21 [ 60.197416][ T8372] chnl_net:caif_netlink_parms(): no params data found [ 60.241225][ T8370] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.248312][ T8370] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.256424][ T8370] device bridge_slave_0 entered promiscuous mode [ 60.264550][ T8370] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.271719][ T8370] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.280370][ T8370] device bridge_slave_1 entered promiscuous mode 00:50:05 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000500)=@newlink={0x48, 0x10, 0x705, 0x0, 0x0, {}, [@IFLA_IFNAME={0x14, 0x3, '/atadv0\x00'}, @IFLA_LINKINFO={0x14, 0x12, @bond={{0xc, 0x1, 'bond\x00'}, {0x4}}}]}, 0x48}}, 0x0) [ 60.321228][ T8367] device hsr_slave_0 entered promiscuous mode [ 60.359256][ T8367] device hsr_slave_1 entered promiscuous mode [ 60.461786][ T8372] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.469078][ T8372] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.492854][ T8372] device bridge_slave_0 entered promiscuous mode [ 60.511446][ T8372] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.524342][ T8372] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.532650][ T8372] device bridge_slave_1 entered promiscuous mode [ 60.543999][ T8370] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link 00:50:05 executing program 5: r0 = socket$inet6(0xa, 0x40000080806, 0x0) bind$inet6(r0, &(0x7f000093bfe4)={0xa, 0x4e20, 0x0, @loopback}, 0x1c) listen(r0, 0x7) r1 = socket$inet6(0xa, 0x6, 0x0) setsockopt$inet6_int(r1, 0x29, 0xb, &(0x7f000073a000)=0x1c9, 0x4) connect$inet6(r1, &(0x7f0000419000)={0xa, 0x4e20, 0x0, @loopback}, 0x1c) [ 60.575785][ T8378] IPVS: ftp: loaded support on port[0] = 21 [ 60.610233][ T8370] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.664163][ T8372] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.678019][ T8372] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.693154][ T8370] team0: Port device team_slave_0 added [ 60.711457][ T8370] team0: Port device team_slave_1 added [ 60.725714][ T8367] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 60.795509][ T8367] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 60.852939][ T8372] team0: Port device team_slave_0 added [ 60.861319][ T8367] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 60.911182][ T8380] IPVS: ftp: loaded support on port[0] = 21 [ 60.981682][ T8370] device hsr_slave_0 entered promiscuous mode [ 61.019191][ T8370] device hsr_slave_1 entered promiscuous mode [ 61.058583][ T8370] debugfs: Directory 'hsr0' with parent '/' already present! [ 61.067882][ T8372] team0: Port device team_slave_1 added [ 61.075799][ T8367] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 61.230853][ T8372] device hsr_slave_0 entered promiscuous mode [ 61.269641][ T8372] device hsr_slave_1 entered promiscuous mode [ 61.308635][ T8372] debugfs: Directory 'hsr0' with parent '/' already present! [ 61.322558][ T8375] chnl_net:caif_netlink_parms(): no params data found [ 61.384057][ T8370] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 61.441193][ T8372] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 61.501364][ T8370] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 61.544157][ T8370] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 61.589994][ T8372] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 61.641232][ T8372] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 61.725118][ T8375] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.732632][ T8375] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.741089][ T8375] device bridge_slave_0 entered promiscuous mode [ 61.752269][ T8370] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 61.803138][ T8372] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 61.868515][ T8375] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.875598][ T8375] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.883400][ T8375] device bridge_slave_1 entered promiscuous mode [ 61.962755][ T8380] chnl_net:caif_netlink_parms(): no params data found [ 61.988151][ T8375] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.003821][ T8375] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.027593][ T8367] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.045006][ T8378] chnl_net:caif_netlink_parms(): no params data found [ 62.070087][ T3896] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.078247][ T3896] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.095636][ T8375] team0: Port device team_slave_0 added [ 62.124484][ T8367] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.132252][ T8380] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.139725][ T8380] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.147458][ T8380] device bridge_slave_0 entered promiscuous mode [ 62.157216][ T8375] team0: Port device team_slave_1 added [ 62.184120][ T8372] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.196184][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 62.206019][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 62.215299][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.222522][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 62.231143][ T8380] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.238182][ T8380] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.247522][ T8380] device bridge_slave_1 entered promiscuous mode [ 62.273433][ T8382] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 62.282726][ T8382] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 62.293350][ T8382] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 62.301913][ T8382] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.309011][ T8382] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.319324][ T8380] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.335625][ T8380] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.346753][ T8378] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.354772][ T8378] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.363183][ T8378] device bridge_slave_0 entered promiscuous mode [ 62.373363][ T8378] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.380743][ T8378] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.388643][ T8378] device bridge_slave_1 entered promiscuous mode [ 62.421367][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.429862][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.491583][ T8375] device hsr_slave_0 entered promiscuous mode [ 62.529183][ T8375] device hsr_slave_1 entered promiscuous mode [ 62.578642][ T8375] debugfs: Directory 'hsr0' with parent '/' already present! [ 62.589000][ T8380] team0: Port device team_slave_0 added [ 62.596294][ T8380] team0: Port device team_slave_1 added [ 62.626616][ T8367] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 62.637449][ T8367] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 62.652999][ T3893] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 62.661585][ T3893] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 62.671148][ T3893] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 62.680379][ T3893] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 62.689484][ T3893] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 62.698027][ T3893] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 62.706588][ T3893] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 62.715064][ T3893] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 62.724072][ T3893] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 62.732683][ T3893] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 62.742166][ T3893] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 62.750091][ T3893] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 62.761015][ T8372] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.774902][ T8378] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.830509][ T8380] device hsr_slave_0 entered promiscuous mode [ 62.878976][ T8380] device hsr_slave_1 entered promiscuous mode [ 62.918575][ T8380] debugfs: Directory 'hsr0' with parent '/' already present! [ 62.956704][ T8378] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.984614][ T8375] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 63.042144][ T8382] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 63.053283][ T8382] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 63.062298][ T8382] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.069376][ T8382] bridge0: port 1(bridge_slave_0) entered forwarding state [ 63.077162][ T8382] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 63.086867][ T8382] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 63.095492][ T8382] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.102553][ T8382] bridge0: port 2(bridge_slave_1) entered forwarding state [ 63.110920][ T8382] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 63.120273][ T8382] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 63.129296][ T8382] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 63.137825][ T8382] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 63.147113][ T8382] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 63.155934][ T8382] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 63.165243][ T8382] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 63.173502][ T8382] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 63.186352][ T8372] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 63.198303][ T8372] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 63.211995][ T8375] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 63.251208][ T8375] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 63.302735][ T8375] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 63.372852][ T8378] team0: Port device team_slave_0 added [ 63.381113][ T8378] team0: Port device team_slave_1 added [ 63.392031][ T3896] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 63.400637][ T3896] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 63.409641][ T3896] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 63.417911][ T3896] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 63.426941][ T3896] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 63.451969][ T8370] 8021q: adding VLAN 0 to HW filter on device bond0 [ 63.511283][ T8378] device hsr_slave_0 entered promiscuous mode [ 63.559060][ T8378] device hsr_slave_1 entered promiscuous mode [ 63.589092][ T8378] debugfs: Directory 'hsr0' with parent '/' already present! [ 63.597112][ T8382] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 63.606148][ T8382] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 63.641172][ T8380] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 63.692580][ T8367] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 63.702009][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 63.709866][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 63.717464][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.725345][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.736319][ T8370] 8021q: adding VLAN 0 to HW filter on device team0 [ 63.751661][ T8380] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 63.800700][ T8380] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 63.853641][ T8380] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 63.922226][ T8372] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 63.970516][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 63.988686][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 63.997431][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.004598][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.046712][ T8378] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 169.088364][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 169.095390][ C1] (detected by 1, t=10502 jiffies, g=6881, q=151) [ 169.101884][ C1] rcu: All QSes seen, last rcu_preempt kthread activity 10503 (4294954010-4294943507), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 169.115230][ C1] udevd R running task 28360 8062 4083 0x0000400a [ 169.123123][ C1] Call Trace: [ 169.126414][ C1] [ 169.129272][ C1] sched_show_task+0x40f/0x560 [ 169.134035][ C1] rcu_sched_clock_irq+0x1861/0x1ad0 [ 169.139334][ C1] update_process_times+0x12d/0x180 [ 169.144521][ C1] tick_sched_timer+0x263/0x420 [ 169.149365][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 169.154907][ C1] __hrtimer_run_queues+0x403/0x840 [ 169.160126][ C1] hrtimer_interrupt+0x38c/0xda0 [ 169.165066][ C1] ? debug_smp_processor_id+0x9/0x20 [ 169.170346][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 169.175890][ C1] apic_timer_interrupt+0xf/0x20 [ 169.180908][ C1] [ 169.183837][ C1] RIP: 0010:free_thread_stack+0x14c/0x590 [ 169.189544][ C1] Code: 2e 00 48 89 df 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 [ 169.209131][ C1] RSP: 0018:ffffc900030d7958 EFLAGS: 00000a02 ORIG_RAX: ffffffffffffff13 [ 169.217874][ C1] RAX: 1ffff11014517631 RBX: ffff8880a28bb188 RCX: 0000000000000000 [ 169.225829][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea00024f2a00 [ 169.233784][ C1] RBP: ffffc900030d7990 R08: 000000000003a768 R09: fffffbfff120248a [ 169.241740][ C1] R10: fffffbfff120248a R11: 0000000000000000 R12: ffff8880a28bb220 [ 169.249697][ C1] R13: dffffc0000000000 R14: 1ffff11014517644 R15: ffff888096a615a8 [ 169.257675][ C1] ? free_thread_stack+0x12e/0x590 [ 169.262776][ C1] put_task_stack+0xa3/0x130 [ 169.267352][ C1] finish_task_switch+0x3f1/0x550 [ 169.272381][ C1] __schedule+0x9a8/0xcc0 [ 169.276709][ C1] ? ___preempt_schedule+0x16/0x18 [ 169.281804][ C1] preempt_schedule+0xdb/0x120 [ 169.286555][ C1] ___preempt_schedule+0x16/0x18 [ 169.291479][ C1] ? __wake_up_sync_key+0xe2/0x150 [ 169.296571][ C1] _raw_spin_unlock_irqrestore+0xcc/0xe0 [ 169.302227][ C1] __wake_up_sync_key+0xe2/0x150 [ 169.307159][ C1] sock_def_readable+0x162/0x200 [ 169.312089][ C1] unix_dgram_sendmsg+0x1bd5/0x2690 [ 169.318518][ C1] ? __sys_sendmsg+0x20b/0x290 [ 169.323273][ C1] ? unix_dgram_poll+0x6b0/0x6b0 [ 169.328219][ C1] __sys_sendto+0x442/0x5e0 [ 169.332731][ C1] ? debug_smp_processor_id+0x1c/0x20 [ 169.338091][ C1] ? fpregs_assert_state_consistent+0xb6/0xe0 [ 169.344249][ C1] ? prepare_exit_to_usermode+0x221/0x5b0 [ 169.349953][ C1] ? trace_irq_disable_rcuidle+0x23/0x1e0 [ 169.356006][ C1] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 169.361455][ C1] __x64_sys_sendto+0xe5/0x100 [ 169.366231][ C1] do_syscall_64+0xf7/0x1c0 [ 169.370739][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 169.376627][ C1] RIP: 0033:0x7f65fa91d282 [ 169.381028][ C1] Code: 48 83 c8 ff eb ea 90 90 53 48 83 ec 20 8b 05 81 d3 2a 00 85 c0 75 21 45 31 c9 45 31 c0 4c 63 d1 48 63 ff b8 2c 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 61 48 83 c4 20 5b c3 48 89 54 24 08 89 0c 24 [ 169.400634][ C1] RSP: 002b:00007ffdd2b37e50 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 169.409031][ C1] RAX: ffffffffffffffda RBX: 0000000001a01790 RCX: 00007f65fa91d282 [ 169.417089][ C1] RDX: 0000000000000008 RSI: 00007ffdd2b37ea0 RDI: 0000000000000009 [ 169.425051][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 169.433010][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 169.440968][ C1] R13: 0000000001a01290 R14: 00000000019e8250 R15: 000000000000000b [ 169.448957][ C1] rcu: rcu_preempt kthread starved for 10538 jiffies! g6881 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 169.460223][ C1] rcu: RCU grace-period kthread stack dump: [ 169.466103][ C1] rcu_preempt R running task 29104 10 2 0x80004000 [ 169.474335][ C1] Call Trace: [ 169.477635][ C1] __schedule+0x9a0/0xcc0 [ 169.481975][ C1] schedule+0x181/0x210 [ 169.486129][ C1] schedule_timeout+0x14f/0x240 [ 169.490973][ C1] ? run_local_timers+0x120/0x120 [ 169.496006][ C1] rcu_gp_kthread+0xed8/0x1770 [ 169.500789][ C1] kthread+0x332/0x350 [ 169.504871][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 169.509971][ C1] ? kthread_blkcg+0xe0/0xe0 [ 169.514645][ C1] ret_from_fork+0x24/0x30