[ 46.186336][ T27] audit: type=1800 audit(1578449066.561:26): pid=8171 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 46.226454][ T27] audit: type=1800 audit(1578449066.561:27): pid=8171 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 46.252956][ T27] audit: type=1800 audit(1578449066.561:28): pid=8171 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="ssh" dev="sda1" ino=2417 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 46.868794][ T27] audit: type=1800 audit(1578449067.281:29): pid=8171 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 '10.128.0.210' (ECDSA) to the list of known hosts. 2020/01/08 02:04:37 fuzzer started 2020/01/08 02:04:39 dialing manager at 10.128.0.26:35703 2020/01/08 02:04:39 syscalls: 2824 2020/01/08 02:04:39 code coverage: enabled 2020/01/08 02:04:39 comparison tracing: enabled 2020/01/08 02:04:39 extra coverage: enabled 2020/01/08 02:04:39 setuid sandbox: enabled 2020/01/08 02:04:39 namespace sandbox: enabled 2020/01/08 02:04:39 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 02:04:39 fault injection: enabled 2020/01/08 02:04:39 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 02:04:39 net packet injection: enabled 2020/01/08 02:04:39 net device setup: enabled 2020/01/08 02:04:39 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 02:04:39 devlink PCI setup: PCI device 0000:00:10.0 is not available 02:04:40 executing program 0: r0 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) clock_nanosleep(0xf, 0x0, 0x0, 0x0) 02:04:40 executing program 1: r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000180)='/proc/sys/net/ipv4/vs/sync_threshold\x00', 0x2, 0x0) execveat(r0, &(0x7f0000000080)='\x00', 0x0, 0x0, 0x1000) syzkaller login: [ 60.065405][ T8342] IPVS: ftp: loaded support on port[0] = 21 02:04:40 executing program 2: mkdir(&(0x7f0000000000)='./file0\x00', 0x0) clone(0x4007fc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) mount(&(0x7f0000000040)=@md0='/dev/md0\x00', &(0x7f0000000500)='./file0\x00', &(0x7f00000004c0)='xfs\x00', 0x0, 0x0) [ 60.119000][ T8344] IPVS: ftp: loaded support on port[0] = 21 [ 60.289325][ T8342] chnl_net:caif_netlink_parms(): no params data found [ 60.318146][ T8348] IPVS: ftp: loaded support on port[0] = 21 [ 60.348980][ T8344] chnl_net:caif_netlink_parms(): no params data found 02:04:40 executing program 3: r0 = bpf$BPF_BTF_LOAD(0x12, &(0x7f00000003c0)={&(0x7f0000000600)=ANY=[@ANYBLOB="9feb010018000000000000000c0000000c000000020000000000000000000005020000000000196cf5abed79ade3fe82e821bf457983cd2f299d21d1f0fe5cfb51cb7ff50ef419d4d5d4b941e7b1a73a7563602a9954d01e9f377d43a5053e2ffdd8"], 0x0, 0x26}, 0x20) bpf$MAP_CREATE(0x0, &(0x7f0000000180)={0x2, 0x4, 0x2, 0x5, 0x0, 0xffffffffffffffff, 0x0, [], 0x0, r0, 0x0, 0x1}, 0x3c) [ 60.431580][ T8342] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.441296][ T8342] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.449493][ T8342] device bridge_slave_0 entered promiscuous mode [ 60.474701][ T8344] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.498460][ T8344] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.518597][ T8344] device bridge_slave_0 entered promiscuous mode [ 60.530399][ T8342] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.546185][ T8342] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.553976][ T8342] device bridge_slave_1 entered promiscuous mode [ 60.577871][ T8344] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.584940][ T8344] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.606895][ T8344] device bridge_slave_1 entered promiscuous mode [ 60.624144][ T8342] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.637435][ T8342] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.689531][ T8344] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link 02:04:41 executing program 4: r0 = socket$inet6(0xa, 0x3, 0x6b) ioctl(r0, 0x1000008912, &(0x7f0000000000)="0815b5055e0bcfe87b3071") r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f00000000c0)={0x24, 0x33, 0x119, 0x0, 0x0, {0x2}, [@generic="ffd38d9b", @nested={0xc, 0x1}]}, 0x24}}, 0x0) [ 60.737133][ T8342] team0: Port device team_slave_0 added [ 60.744251][ T8344] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.765783][ T8342] team0: Port device team_slave_1 added [ 60.779644][ T8351] IPVS: ftp: loaded support on port[0] = 21 [ 60.793443][ T8348] chnl_net:caif_netlink_parms(): no params data found [ 60.820659][ T8344] team0: Port device team_slave_0 added [ 60.844217][ T8344] team0: Port device team_slave_1 added [ 60.921450][ T8342] device hsr_slave_0 entered promiscuous mode 02:04:41 executing program 5: r0 = syz_open_dev$swradio(&(0x7f0000000040)='/dev/swradio#\x00', 0x1, 0x2) ioctl$VIDIOC_CREATE_BUFS(r0, 0xc100565c, &(0x7f0000001700)={0x0, 0x0, 0x0, {0xc}}) [ 60.978366][ T8342] device hsr_slave_1 entered promiscuous mode [ 61.072649][ T8354] IPVS: ftp: loaded support on port[0] = 21 [ 61.110101][ T8348] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.118073][ T8348] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.125868][ T8348] device bridge_slave_0 entered promiscuous mode [ 61.135106][ T8348] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.142405][ T8348] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.150046][ T8348] device bridge_slave_1 entered promiscuous mode [ 61.187779][ T8344] device hsr_slave_0 entered promiscuous mode [ 61.236808][ T8344] device hsr_slave_1 entered promiscuous mode [ 61.276265][ T8344] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 61.283990][ T8344] Cannot create hsr debugfs directory [ 61.349560][ T8348] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.380083][ T8356] IPVS: ftp: loaded support on port[0] = 21 [ 61.392714][ T8348] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.437660][ T8348] team0: Port device team_slave_0 added [ 61.484019][ T8348] team0: Port device team_slave_1 added [ 61.499837][ T8344] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 61.550968][ T8344] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 61.617748][ T8351] chnl_net:caif_netlink_parms(): no params data found [ 61.629361][ T8344] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 61.679172][ T8344] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 61.727590][ T8342] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 61.790001][ T8342] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 61.859365][ T8342] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 61.922117][ T8342] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 62.058757][ T8348] device hsr_slave_0 entered promiscuous mode [ 62.106643][ T8348] device hsr_slave_1 entered promiscuous mode [ 62.156190][ T8348] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 62.163756][ T8348] Cannot create hsr debugfs directory [ 62.240398][ T8354] chnl_net:caif_netlink_parms(): no params data found [ 62.274739][ T8351] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.282172][ T8351] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.290104][ T8351] device bridge_slave_0 entered promiscuous mode [ 62.323857][ T8351] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.331163][ T8351] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.339055][ T8351] device bridge_slave_1 entered promiscuous mode [ 62.372354][ T8354] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.379518][ T8354] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.389939][ T8354] device bridge_slave_0 entered promiscuous mode [ 62.401329][ T8354] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.409162][ T8354] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.416865][ T8354] device bridge_slave_1 entered promiscuous mode [ 62.484109][ T8351] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.510768][ T8356] chnl_net:caif_netlink_parms(): no params data found [ 62.521964][ T8348] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 62.580946][ T8351] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.591617][ T8354] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.603029][ T8354] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.617920][ T8348] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 62.652759][ T8348] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 62.710913][ T8342] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.729393][ T8348] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 62.791057][ T8354] team0: Port device team_slave_0 added [ 62.814054][ T8356] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.822196][ T8356] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.830413][ T8356] device bridge_slave_0 entered promiscuous mode [ 62.840532][ T8351] team0: Port device team_slave_0 added [ 62.848046][ T8351] team0: Port device team_slave_1 added [ 62.857157][ T8354] team0: Port device team_slave_1 added [ 62.869897][ T8356] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.877681][ T8356] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.885304][ T8356] device bridge_slave_1 entered promiscuous mode [ 62.938559][ T8351] device hsr_slave_0 entered promiscuous mode [ 62.986695][ T8351] device hsr_slave_1 entered promiscuous mode [ 63.066250][ T8351] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 63.073848][ T8351] Cannot create hsr debugfs directory [ 63.082473][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.093243][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.107351][ T8344] 8021q: adding VLAN 0 to HW filter on device bond0 [ 63.123545][ T8342] 8021q: adding VLAN 0 to HW filter on device team0 [ 63.145001][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 63.153958][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 63.162596][ T22] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.169762][ T22] bridge0: port 1(bridge_slave_0) entered forwarding state [ 63.178947][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 63.187592][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 63.195778][ T22] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.202942][ T22] bridge0: port 2(bridge_slave_1) entered forwarding state [ 63.210425][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 63.220197][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 63.241444][ T8356] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.252750][ T8356] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.271012][ T8344] 8021q: adding VLAN 0 to HW filter on device team0 [ 63.278981][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.286982][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.358263][ T8354] device hsr_slave_0 entered promiscuous mode [ 63.386668][ T8354] device hsr_slave_1 entered promiscuous mode [ 63.446176][ T8354] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 63.453788][ T8354] Cannot create hsr debugfs directory [ 63.469200][ T3104] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 63.478087][ T3104] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 63.486658][ T3104] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 63.494801][ T3104] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 63.503231][ T3104] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 63.511665][ T3104] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 63.519969][ T3104] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 63.528050][ T3104] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 63.536410][ T3104] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 63.564648][ T8356] team0: Port device team_slave_0 added [ 63.575480][ T3104] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 63.585289][ T3104] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 63.594299][ T3104] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 63.603744][ T3104] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.610824][ T3104] bridge0: port 1(bridge_slave_0) entered forwarding state [ 63.618947][ T3104] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 63.627402][ T3104] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 63.635608][ T3104] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.642650][ T3104] bridge0: port 2(bridge_slave_1) entered forwarding state [ 63.650371][ T3104] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 63.659618][ T3104] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 63.669563][ T3104] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 63.692335][ T8342] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 63.702301][ T8356] team0: Port device team_slave_1 added [ 63.708845][ T3104] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 63.717917][ T3104] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 63.726396][ T3104] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 63.749523][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 63.759431][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 63.767860][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 63.775985][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 63.803064][ T8344] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 63.815617][ T8344] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 63.868788][ T8356] device hsr_slave_0 entered promiscuous mode [ 63.917390][ T8356] device hsr_slave_1 entered promiscuous mode [ 63.956320][ T8356] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 63.963902][ T8356] Cannot create hsr debugfs directory [ 63.969919][ T3104] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 63.978657][ T3104] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 64.029642][ T2765] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 64.037605][ T2765] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 64.052873][ T8342] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 64.099052][ T8348] 8021q: adding VLAN 0 to HW filter on device bond0 [ 64.114965][ T8351] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 64.150565][ T8354] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 64.221822][ T8354] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 64.280100][ T8354] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 64.318145][ T8351] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 64.360389][ T8351] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 64.410176][ T8351] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 64.460903][ T3104] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 64.468492][ T3104] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 64.482074][ T8344] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 64.490444][ T8354] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 64.559609][ T3104] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 64.573537][ T3104] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 64.582090][ T3104] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 64.590888][ T3104] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 64.611568][ T8348] 8021q: adding VLAN 0 to HW filter on device team0 [ 64.629598][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 64.643465][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 64.652188][ T3103] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.659256][ T3103] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.667539][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 64.681180][ T8342] device veth0_vlan entered promiscuous mode [ 64.702078][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 64.713376][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 64.722788][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 64.731936][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 64.740537][ T3103] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.747621][ T3103] bridge0: port 2(bridge_slave_1) entered forwarding state [ 64.772630][ T8342] device veth1_vlan entered promiscuous mode [ 64.788433][ T3104] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 64.796067][ T3104] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 64.804604][ T3104] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 64.812955][ T3104] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 64.820999][ T3104] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 64.829921][ T3104] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 64.838477][ T3104] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 64.882210][ T8351] 8021q: adding VLAN 0 to HW filter on device bond0 [ 64.894898][ T8344] device veth0_vlan entered promiscuous mode [ 64.904232][ T2765] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 64.913280][ T2765] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 64.922040][ T2765] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 64.930584][ T2765] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 64.939496][ T2765] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 64.948120][ T2765] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 64.957062][ T2765] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 64.965219][ T2765] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 64.973454][ T2765] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 64.981608][ T2765] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 64.990149][ T2765] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 64.999371][ T2765] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 65.007193][ T2765] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 65.014703][ T2765] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 65.027373][ T8356] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 65.092594][ T8351] 8021q: adding VLAN 0 to HW filter on device team0 [ 65.108718][ T8344] device veth1_vlan entered promiscuous mode [ 65.133027][ T8356] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 170.136082][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 170.143075][ C0] rcu: 0-...!: (10499 ticks this GP) idle=616/1/0x4000000000000002 softirq=11912/11912 fqs=42 [ 170.153665][ C0] (t=10501 jiffies g=6333 q=277) [ 170.158694][ C0] rcu: rcu_preempt kthread starved for 10418 jiffies! g6333 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 170.169982][ C0] rcu: RCU grace-period kthread stack dump: [ 170.175887][ C0] rcu_preempt R running task 29032 10 2 0x80004000 [ 170.183921][ C0] Call Trace: [ 170.187238][ C0] __schedule+0x9a0/0xcc0 [ 170.191577][ C0] schedule+0x181/0x210 [ 170.195735][ C0] schedule_timeout+0x14f/0x240 [ 170.200591][ C0] ? run_local_timers+0x120/0x120 [ 170.205630][ C0] rcu_gp_kthread+0xed8/0x1770 [ 170.210402][ C0] kthread+0x332/0x350 [ 170.214469][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 170.219582][ C0] ? kthread_blkcg+0xe0/0xe0 [ 170.224171][ C0] ret_from_fork+0x24/0x30 [ 170.228599][ C0] NMI backtrace for cpu 0 [ 170.232925][ C0] CPU: 0 PID: 8342 Comm: syz-executor.0 Not tainted 5.5.0-rc5-syzkaller #0 [ 170.241528][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 170.251582][ C0] Call Trace: [ 170.254862][ C0] [ 170.257717][ C0] dump_stack+0x1fb/0x318 [ 170.262051][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 170.266900][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 170.273225][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 170.279290][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 170.285277][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 170.291175][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 170.296296][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 170.301493][ C0] ? trace_hardirqs_off+0x74/0x80 [ 170.306518][ C0] update_process_times+0x12d/0x180 [ 170.311787][ C0] tick_sched_timer+0x263/0x420 [ 170.316635][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 170.322178][ C0] __hrtimer_run_queues+0x403/0x840 [ 170.327390][ C0] hrtimer_interrupt+0x38c/0xda0 [ 170.332339][ C0] ? debug_smp_processor_id+0x9/0x20 [ 170.337633][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 170.343177][ C0] apic_timer_interrupt+0xf/0x20 [ 170.348105][ C0] [ 170.351041][ C0] RIP: 0010:free_thread_stack+0x151/0x590 [ 170.356757][ C0] Code: 31 f6 e8 02 8d 6f 00 43 80 3c 2e 00 74 08 4c 89 e7 e8 73 94 6a 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 55 94 6a 00 48 8b 3b be fc ff ff ff e8 28 04 00 [ 170.376358][ C0] RSP: 0018:ffffc900026a7bd0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 170.384765][ C0] RAX: 1ffff110122a34d1 RBX: ffff88809151a688 RCX: 0000000000000000 [ 170.392729][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea00029d2840 [ 170.400695][ C0] RBP: ffffc900026a7c08 R08: dffffc0000000000 R09: fffffbfff124248a [ 170.410313][ C0] R10: fffffbfff124248a R11: 0000000000000000 R12: ffff88809151a720 [ 170.418277][ C0] R13: dffffc0000000000 R14: 1ffff110122a34e4 R15: ffff888097df7838 [ 170.426264][ C0] put_task_stack+0xa3/0x130 [ 170.430856][ C0] finish_task_switch+0x3f1/0x550 [ 170.435881][ C0] __schedule+0x9a8/0xcc0 [ 170.440245][ C0] schedule+0x181/0x210 [ 170.444420][ C0] do_nanosleep+0x1d0/0x6c0 [ 170.448925][ C0] hrtimer_nanosleep+0x3a6/0x5b0 [ 170.453857][ C0] ? trace_hrtimer_expire_exit+0x2d0/0x2d0 [ 170.459657][ C0] __x64_sys_nanosleep+0x186/0x1d0 [ 170.464766][ C0] do_syscall_64+0xf7/0x1c0 [ 170.469268][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 170.475145][ C0] RIP: 0033:0x4593f0 [ 170.479055][ C0] Code: c0 5b 5d c3 66 0f 1f 44 00 00 8b 04 24 48 83 c4 18 5b 5d c3 66 0f 1f 44 00 00 83 3d 41 f5 61 00 00 75 14 b8 23 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 d4 d1 fb ff c3 48 83 ec 08 e8 ea 46 00 00 [ 170.498646][ C0] RSP: 002b:00007ffec5e8d708 EFLAGS: 00000246 ORIG_RAX: 0000000000000023 [ 170.507050][ C0] RAX: ffffffffffffffda RBX: 000000000000fe49 RCX: 00000000004593f0 [ 170.515008][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007ffec5e8d710 [ 170.523403][ C0] RBP: 0000000000000002 R08: 0000000000000001 R09: 0000000001087940 [ 170.531363][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 170.539321][ C0] R13: 00007ffec5e8d760 R14: 000000000000fe49 R15: 00007ffec5e8d770