[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 43.542367][ T25] audit: type=1800 audit(1575384349.454:25): pid=8157 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 43.573485][ T25] audit: type=1800 audit(1575384349.454:26): pid=8157 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 43.605714][ T25] audit: type=1800 audit(1575384349.454:27): pid=8157 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 '10.128.0.188' (ECDSA) to the list of known hosts. 2019/12/03 14:45:59 fuzzer started 2019/12/03 14:46:01 dialing manager at 10.128.0.26:45711 2019/12/03 14:46:01 syscalls: 2689 2019/12/03 14:46:01 code coverage: enabled 2019/12/03 14:46:01 comparison tracing: enabled 2019/12/03 14:46:01 extra coverage: extra coverage is not supported by the kernel 2019/12/03 14:46:01 setuid sandbox: enabled 2019/12/03 14:46:01 namespace sandbox: enabled 2019/12/03 14:46:01 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 14:46:01 fault injection: enabled 2019/12/03 14:46:01 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 14:46:01 net packet injection: enabled 2019/12/03 14:46:01 net device setup: enabled 2019/12/03 14:46:01 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 14:46:01 devlink PCI setup: PCI device 0000:00:10.0 is not available 14:46:02 executing program 0: r0 = socket(0x1e, 0x4, 0x0) setsockopt$packet_tx_ring(r0, 0x10f, 0x87, &(0x7f0000265000)=@req={0x3fc, 0x0, 0x0, 0x5}, 0x10) sendmmsg(r0, &(0x7f0000000000)=[{{0x0, 0x0, 0x0}}, {{&(0x7f0000005ac0)=@tipc=@nameseq={0x1e, 0x2}, 0x80, 0x0}}], 0x2, 0x0) 14:46:02 executing program 1: r0 = epoll_create1(0x0) fcntl$lock(r0, 0x7, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x5}) fcntl$lock(r0, 0x7, &(0x7f00000000c0)={0x1, 0x0, 0x7fffffffffffffff}) r1 = epoll_create1(0x0) fcntl$lock(r1, 0x7, &(0x7f0000000000)={0x1, 0x0, 0x0, 0x5}) syzkaller login: [ 56.653395][ T8319] IPVS: ftp: loaded support on port[0] = 21 [ 56.798688][ T8319] chnl_net:caif_netlink_parms(): no params data found 14:46:02 executing program 2: pipe(&(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) vmsplice(r1, &(0x7f00000000c0)=[{&(0x7f0000000180)="77690addcfbe1fbb66ec", 0xff3b}], 0x1, 0x1) close(r1) r2 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_buf(r2, 0x29, 0x39, &(0x7f0000e86000)="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", 0x118) connect$inet6(r2, &(0x7f0000000040)={0xa, 0x0, 0x0, @dev, 0x6}, 0x1c) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) r5 = fcntl$dupfd(r3, 0x0, r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) splice(r0, 0x0, r1, 0x0, 0x100000002, 0x0) [ 56.847521][ T8319] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.855914][ T8319] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.864592][ T8319] device bridge_slave_0 entered promiscuous mode [ 56.876128][ T8319] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.883756][ T8319] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.892344][ T8319] device bridge_slave_1 entered promiscuous mode [ 56.917583][ T8322] IPVS: ftp: loaded support on port[0] = 21 [ 56.917590][ T8319] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.934902][ T8319] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.999534][ T8319] team0: Port device team_slave_0 added [ 57.017256][ T8319] team0: Port device team_slave_1 added [ 57.115416][ T8319] device hsr_slave_0 entered promiscuous mode 14:46:03 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000040)=@newlink={0x50, 0x10, 0x705, 0x0, 0x0, {}, [@IFLA_OPERSTATE={0x8, 0x3}, @IFLA_LINKINFO={0x25, 0x12, @veth={{0xc, 0x1, 'veth\x00'}, {0x18, 0x2, @VETH_INFO_PEER={0x14}}}}]}, 0x200}}, 0x0) sendmmsg(r2, &(0x7f0000000180), 0x4000000000002bc, 0x0) [ 57.164103][ T8319] device hsr_slave_1 entered promiscuous mode [ 57.274530][ T8324] IPVS: ftp: loaded support on port[0] = 21 [ 57.317623][ T8319] netdevsim netdevsim0 netdevsim0: renamed from eth0 14:46:03 executing program 4: r0 = syz_open_dev$radio(&(0x7f0000000000)='/dev/radio#\x00', 0x3, 0x2) ioctl$VIDIOC_G_FREQUENCY(r0, 0xc02c5638, &(0x7f0000000300)) [ 57.388097][ T8319] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 57.476941][ T8319] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 57.489032][ T8326] IPVS: ftp: loaded support on port[0] = 21 [ 57.541917][ T8319] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 57.620387][ T8322] chnl_net:caif_netlink_parms(): no params data found [ 57.662207][ T8329] IPVS: ftp: loaded support on port[0] = 21 [ 57.718412][ T8319] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.725754][ T8319] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.734044][ T8319] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.741145][ T8319] bridge0: port 1(bridge_slave_0) entered forwarding state 14:46:03 executing program 5: socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) unshare(0x2a000400) r1 = socket(0x1, 0x5, 0x0) recvfrom$rose(r1, 0x0, 0x0, 0x0, 0x0, 0x0) [ 57.786308][ T8322] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.796110][ T8322] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.806567][ T8322] device bridge_slave_0 entered promiscuous mode [ 57.822705][ T8322] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.831319][ T8322] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.841462][ T8322] device bridge_slave_1 entered promiscuous mode [ 57.857756][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.874707][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.977555][ T8322] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.003760][ T8324] chnl_net:caif_netlink_parms(): no params data found [ 58.022342][ T8322] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.041085][ T8334] IPVS: ftp: loaded support on port[0] = 21 [ 58.062833][ T8322] team0: Port device team_slave_0 added [ 58.098618][ T8322] team0: Port device team_slave_1 added [ 58.196195][ T8322] device hsr_slave_0 entered promiscuous mode [ 58.233636][ T8322] device hsr_slave_1 entered promiscuous mode [ 58.273450][ T8322] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.281453][ T8326] chnl_net:caif_netlink_parms(): no params data found [ 58.294584][ T8324] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.301664][ T8324] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.310228][ T8324] device bridge_slave_0 entered promiscuous mode [ 58.372104][ T8324] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.379344][ T8324] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.387780][ T8324] device bridge_slave_1 entered promiscuous mode [ 58.423658][ T8326] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.430836][ T8326] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.438756][ T8326] device bridge_slave_0 entered promiscuous mode [ 58.471425][ T8324] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.482565][ T8324] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.497798][ T8326] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.505851][ T8326] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.514022][ T8326] device bridge_slave_1 entered promiscuous mode [ 58.531539][ T8334] chnl_net:caif_netlink_parms(): no params data found [ 58.549759][ T8324] team0: Port device team_slave_0 added [ 58.571903][ T8326] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.588582][ T8326] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.599131][ T8324] team0: Port device team_slave_1 added [ 58.612443][ T8329] chnl_net:caif_netlink_parms(): no params data found [ 58.621108][ T8322] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 58.668332][ T8322] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 58.719013][ T8319] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.731455][ T8326] team0: Port device team_slave_0 added [ 58.751468][ T8322] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 58.786188][ T8322] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 58.853073][ T8326] team0: Port device team_slave_1 added [ 58.946420][ T8326] device hsr_slave_0 entered promiscuous mode [ 59.013731][ T8326] device hsr_slave_1 entered promiscuous mode [ 59.063372][ T8326] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.144975][ T8324] device hsr_slave_0 entered promiscuous mode [ 59.193674][ T8324] device hsr_slave_1 entered promiscuous mode [ 59.234938][ T8324] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.246435][ T8334] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.256904][ T8334] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.264847][ T8334] device bridge_slave_0 entered promiscuous mode [ 59.273377][ T8334] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.280428][ T8334] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.288106][ T8334] device bridge_slave_1 entered promiscuous mode [ 59.298202][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.306479][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.323589][ T8329] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.330655][ T8329] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.339104][ T8329] device bridge_slave_0 entered promiscuous mode [ 59.363457][ T8319] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.374613][ T8329] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.381855][ T8329] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.390467][ T8329] device bridge_slave_1 entered promiscuous mode [ 59.409119][ T8326] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 59.489148][ T8326] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 59.550351][ T8334] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.562136][ T8334] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.576239][ T3076] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.586022][ T3076] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.594935][ T3076] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.601963][ T3076] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.612491][ T8326] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 59.657710][ T8326] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 59.711609][ T8329] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.723109][ T8329] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.734152][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.742856][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.751691][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.758765][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.793030][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.802231][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.811678][ T8324] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 59.856598][ T8334] team0: Port device team_slave_0 added [ 59.862442][ T8324] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 59.904834][ T8324] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 59.946439][ T8329] team0: Port device team_slave_0 added [ 59.961008][ T8334] team0: Port device team_slave_1 added [ 59.984197][ T8324] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 60.038384][ T8329] team0: Port device team_slave_1 added [ 60.067059][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.076521][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.085594][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.094447][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.103457][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.111771][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.120185][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.165149][ T8334] device hsr_slave_0 entered promiscuous mode [ 60.214204][ T8334] device hsr_slave_1 entered promiscuous mode [ 60.273516][ T8334] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.337233][ T8329] device hsr_slave_0 entered promiscuous mode [ 60.383695][ T8329] device hsr_slave_1 entered promiscuous mode [ 60.423346][ T8329] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.450065][ T8319] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 60.462864][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.472191][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.510604][ T8334] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 60.545543][ T8334] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 60.585495][ T8334] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 60.657786][ T8322] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.671311][ T8334] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 60.766930][ T8326] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.774522][ T8329] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 60.815525][ T8329] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 60.876434][ T8329] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 60.927810][ T8329] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 61.000321][ T8326] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.011807][ T3076] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.019799][ T3076] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.027447][ T3076] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.035056][ T3076] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.063521][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.072138][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.084351][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.091383][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.100310][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.108995][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.117460][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.124547][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.132497][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.145195][ T8319] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.164972][ T8322] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.174772][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.182366][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.191988][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.200553][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.209433][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.218220][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.226975][ T17] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.234062][ T17] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.242910][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.260449][ T8326] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 61.271172][ T8326] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 61.292137][ T8324] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.303638][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.312102][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.321211][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.329963][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.339491][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.348184][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.356957][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.365281][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.373739][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.382189][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.390858][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.397946][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.406318][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.414336][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.445210][ T8326] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.475429][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.483054][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.500588][ T8324] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.520571][ T8334] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.528640][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.537211][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.545300][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.554088][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.578074][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.587155][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.596341][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.603445][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.613676][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.622551][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.631620][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.640581][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.649301][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.656382][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.664512][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.673057][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.681516][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.690127][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.698603][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.708173][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.716244][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.731660][ T8334] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.760457][ T8322] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 61.821335][ T8322] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 166.793120][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 166.800129][ C1] (detected by 1, t=10502 jiffies, g=6637, q=306) [ 166.806915][ C1] rcu: All QSes seen, last rcu_preempt kthread activity 10501 (4294953822-4294943321), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 166.820412][ C1] kworker/1:2 R running task 26936 3076 2 0x80004008 [ 166.828900][ C1] Workqueue: rcu_gp srcu_invoke_callbacks [ 166.834763][ C1] Call Trace: [ 166.838382][ C1] [ 166.841267][ C1] sched_show_task+0x40f/0x560 [ 166.846052][ C1] rcu_sched_clock_irq+0x1861/0x1ad0 [ 166.851595][ C1] update_process_times+0x12d/0x180 [ 166.856910][ C1] tick_sched_timer+0x263/0x420 [ 166.861849][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 166.867598][ C1] __hrtimer_run_queues+0x403/0x840 [ 166.873124][ C1] hrtimer_interrupt+0x38c/0xda0 [ 166.878077][ C1] ? debug_smp_processor_id+0x9/0x20 [ 166.883545][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 166.889306][ C1] apic_timer_interrupt+0xf/0x20 [ 166.894326][ C1] [ 166.897472][ C1] RIP: 0010:free_thread_stack+0x12e/0x590 [ 166.906271][ C1] Code: bf 00 00 00 00 00 ea ff ff 48 01 c7 be 03 00 00 00 e8 06 a2 60 00 e9 5d 04 00 00 e8 5c 2d 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 [ 166.929108][ C1] RSP: 0018:ffffc90008247a28 EFLAGS: 00000296 ORIG_RAX: ffffffffffffff13 [ 166.937790][ C1] RAX: 0000000000000001 RBX: ffffea000283ff80 RCX: 0000000000000000 [ 166.946048][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea000283ff80 [ 166.954186][ C1] RBP: ffffc90008247a60 R08: 000000000003a768 R09: fffffbfff120248a [ 166.962706][ C1] R10: fffffbfff120248a R11: 0000000000000000 R12: ffff8880a05f23a0 [ 166.970817][ C1] R13: dffffc0000000000 R14: 1ffff110140be474 R15: ffff8880940454a8 [ 166.978830][ C1] ? free_thread_stack+0x12e/0x590 [ 166.984000][ C1] put_task_stack+0xa3/0x130 [ 166.988695][ C1] finish_task_switch+0x3f1/0x550 [ 166.993830][ C1] __schedule+0x9a8/0xcc0 [ 166.998181][ C1] ? ___preempt_schedule+0x16/0x18 [ 167.003393][ C1] preempt_schedule+0xdb/0x120 [ 167.008160][ C1] ? local_bh_enable+0x4/0x20 [ 167.013256][ C1] ___preempt_schedule+0x16/0x18 [ 167.018273][ C1] ? mark_lock+0x107/0x1650 [ 167.022891][ C1] __local_bh_enable_ip+0x17d/0x240 [ 167.028279][ C1] local_bh_enable+0x15/0x20 [ 167.033186][ C1] srcu_invoke_callbacks+0x18c/0x320 [ 167.038488][ C1] process_one_work+0x7ef/0x10d0 [ 167.043446][ C1] worker_thread+0xc01/0x1630 [ 167.048229][ C1] kthread+0x332/0x350 [ 167.052377][ C1] ? rcu_lock_release+0x30/0x30 [ 167.057226][ C1] ? kthread_blkcg+0xe0/0xe0 [ 167.061900][ C1] ret_from_fork+0x24/0x30 [ 167.067067][ C1] rcu: rcu_preempt kthread starved for 10527 jiffies! g6637 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 167.078490][ C1] rcu: RCU grace-period kthread stack dump: [ 167.084742][ C1] rcu_preempt R running task 29032 10 2 0x80004000 [ 167.092645][ C1] Call Trace: [ 167.095943][ C1] __schedule+0x9a0/0xcc0 [ 167.100282][ C1] schedule+0x181/0x210 [ 167.104478][ C1] schedule_timeout+0x14f/0x240 [ 167.109329][ C1] ? run_local_timers+0x120/0x120 [ 167.114479][ C1] rcu_gp_kthread+0xed8/0x1770 [ 167.119250][ C1] kthread+0x332/0x350 [ 167.123309][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 167.128672][ C1] ? kthread_blkcg+0xe0/0xe0 [ 167.133290][ C1] ret_from_fork+0x24/0x30