[ 43.487668][ T23] audit: type=1800 audit(1578447363.275:26): pid=8191 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 43.519346][ T23] audit: type=1800 audit(1578447363.275:27): pid=8191 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 43.539669][ T23] audit: type=1800 audit(1578447363.275:28): pid=8191 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. [ 44.443634][ T23] audit: type=1800 audit(1578447364.245:29): pid=8191 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 '10.128.10.17' (ECDSA) to the list of known hosts. 2020/01/08 01:36:13 fuzzer started 2020/01/08 01:36:15 dialing manager at 10.128.0.26:35703 2020/01/08 01:36:15 syscalls: 2824 2020/01/08 01:36:15 code coverage: enabled 2020/01/08 01:36:15 comparison tracing: enabled 2020/01/08 01:36:15 extra coverage: enabled 2020/01/08 01:36:15 setuid sandbox: enabled 2020/01/08 01:36:15 namespace sandbox: enabled 2020/01/08 01:36:15 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 01:36:15 fault injection: enabled 2020/01/08 01:36:15 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 01:36:15 net packet injection: enabled 2020/01/08 01:36:15 net device setup: enabled 2020/01/08 01:36:15 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 01:36:15 devlink PCI setup: PCI device 0000:00:10.0 is not available 01:36:16 executing program 0: r0 = syz_open_dev$video4linux(&(0x7f0000000040)='/dev/v4l-subdev#\x00', 0x0, 0x0) ioctl$VIDIOC_SUBDEV_S_FMT(r0, 0xc0585605, &(0x7f0000000000)={0x0, 0x0, {0x0, 0x0, 0x3013}}) 01:36:16 executing program 1: socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000280)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = fcntl$dupfd(r1, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) syslog(0x4, &(0x7f0000000000)=""/4096, 0x1000) syzkaller login: [ 57.028767][ T8356] IPVS: ftp: loaded support on port[0] = 21 01:36:17 executing program 2: setresuid(0x0, 0x0, 0x0) r0 = socket(0xa, 0x2, 0x0) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0xa) setreuid(0xee01, r1) setresuid(r1, 0x0, 0x0) [ 57.186004][ T8358] IPVS: ftp: loaded support on port[0] = 21 [ 57.192568][ T8356] chnl_net:caif_netlink_parms(): no params data found [ 57.275907][ T8356] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.284311][ T8356] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.294211][ T8356] device bridge_slave_0 entered promiscuous mode [ 57.319383][ T8356] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.327467][ T8356] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.338476][ T8356] device bridge_slave_1 entered promiscuous mode 01:36:17 executing program 3: r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000d0fff5)='/dev/audio\x00', 0x42801, 0x0) ioctl$int_in(r0, 0x800000c0045006, &(0x7f0000003ff8)=0x5) write$sndseq(r0, &(0x7f00000004c0)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @control}], 0x1c) close(r0) [ 57.422870][ T8356] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.458574][ T8356] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.492730][ T8358] chnl_net:caif_netlink_parms(): no params data found [ 57.509688][ T8362] IPVS: ftp: loaded support on port[0] = 21 [ 57.541101][ T8356] team0: Port device team_slave_0 added [ 57.583510][ T8356] team0: Port device team_slave_1 added [ 57.632307][ T8358] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.639450][ T8358] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.649031][ T8358] device bridge_slave_0 entered promiscuous mode 01:36:17 executing program 4: r0 = socket$alg(0x26, 0x5, 0x0) io_setup(0x3, &(0x7f0000000080)=0x0) close(r0) openat$rfkill(0xffffffffffffff9c, &(0x7f0000000000)='/dev/rfkill\x00', 0x0, 0x0) io_submit(r1, 0x1, &(0x7f0000000a00)=[&(0x7f0000000140)={0x0, 0x0, 0x0, 0x5, 0x0, r0, 0x0}]) [ 57.704249][ T8356] device hsr_slave_0 entered promiscuous mode [ 57.750255][ T8356] device hsr_slave_1 entered promiscuous mode [ 57.816543][ T8358] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.829960][ T8358] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.837772][ T8358] device bridge_slave_1 entered promiscuous mode [ 57.898348][ T8364] IPVS: ftp: loaded support on port[0] = 21 [ 57.905799][ T8366] IPVS: ftp: loaded support on port[0] = 21 01:36:17 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(0xffffffffffffffff, 0x4020ae46, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_GET_NESTED_STATE(r2, 0x4008ae9c, &(0x7f0000000440)) [ 57.946997][ T8358] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.023634][ T8358] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.067856][ T8356] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 58.125388][ T8356] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 58.202573][ T8356] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 58.264922][ T8362] chnl_net:caif_netlink_parms(): no params data found [ 58.279331][ T8358] team0: Port device team_slave_0 added [ 58.286993][ T8358] team0: Port device team_slave_1 added [ 58.307817][ T8356] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 58.421966][ T8358] device hsr_slave_0 entered promiscuous mode [ 58.470249][ T8358] device hsr_slave_1 entered promiscuous mode [ 58.509967][ T8358] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 58.517692][ T8358] Cannot create hsr debugfs directory [ 58.533952][ T8369] IPVS: ftp: loaded support on port[0] = 21 [ 58.581754][ T8362] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.588874][ T8362] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.596713][ T8362] device bridge_slave_0 entered promiscuous mode [ 58.605545][ T8362] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.612654][ T8362] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.620509][ T8362] device bridge_slave_1 entered promiscuous mode [ 58.668065][ T8362] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.727261][ T8362] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.755018][ T8366] chnl_net:caif_netlink_parms(): no params data found [ 58.776721][ T8362] team0: Port device team_slave_0 added [ 58.811623][ T8362] team0: Port device team_slave_1 added [ 58.843813][ T8364] chnl_net:caif_netlink_parms(): no params data found [ 58.887845][ T8366] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.895900][ T8366] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.903632][ T8366] device bridge_slave_0 entered promiscuous mode [ 58.923552][ T8366] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.931999][ T8366] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.939748][ T8366] device bridge_slave_1 entered promiscuous mode [ 59.001902][ T8362] device hsr_slave_0 entered promiscuous mode [ 59.050195][ T8362] device hsr_slave_1 entered promiscuous mode [ 59.099932][ T8362] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 59.107495][ T8362] Cannot create hsr debugfs directory [ 59.113122][ T8358] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 59.172168][ T8358] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 59.245672][ T8364] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.254287][ T8364] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.262349][ T8364] device bridge_slave_0 entered promiscuous mode [ 59.269619][ T8358] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 59.315077][ T8358] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 59.374236][ T8364] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.382321][ T8364] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.390391][ T8364] device bridge_slave_1 entered promiscuous mode [ 59.398692][ T8366] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.411423][ T8356] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.435858][ T8369] chnl_net:caif_netlink_parms(): no params data found [ 59.449354][ T8366] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.462512][ T8364] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.474605][ T8364] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.495545][ T8356] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.520992][ T3805] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.529010][ T3805] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.559853][ T2850] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.568255][ T2850] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.580242][ T2850] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.587332][ T2850] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.595447][ T2850] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.604029][ T2850] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.613074][ T2850] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.620158][ T2850] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.628293][ T2850] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.643456][ T2850] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.657774][ T8364] team0: Port device team_slave_0 added [ 59.665269][ T8366] team0: Port device team_slave_0 added [ 59.676645][ T8366] team0: Port device team_slave_1 added [ 59.697412][ T8364] team0: Port device team_slave_1 added [ 59.707246][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.715633][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.724755][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.735669][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.744066][ T8369] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.751269][ T8369] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.758903][ T8369] device bridge_slave_0 entered promiscuous mode [ 59.788312][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.797495][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.808493][ T8369] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.817097][ T8369] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.825044][ T8369] device bridge_slave_1 entered promiscuous mode [ 59.846489][ T8369] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.863912][ T3802] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.872395][ T3802] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.932578][ T8366] device hsr_slave_0 entered promiscuous mode [ 59.980948][ T8366] device hsr_slave_1 entered promiscuous mode [ 60.019967][ T8366] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 60.027540][ T8366] Cannot create hsr debugfs directory [ 60.051114][ T8369] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.080501][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.088689][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.106275][ T8369] team0: Port device team_slave_0 added [ 60.161997][ T8364] device hsr_slave_0 entered promiscuous mode [ 60.210230][ T8364] device hsr_slave_1 entered promiscuous mode [ 60.250111][ T8364] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 60.257676][ T8364] Cannot create hsr debugfs directory [ 60.267803][ T8356] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.285999][ T8369] team0: Port device team_slave_1 added [ 60.313823][ T8362] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 60.389508][ T8362] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 60.426680][ T8362] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 60.493320][ T8362] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 60.612591][ T8369] device hsr_slave_0 entered promiscuous mode [ 60.650478][ T8369] device hsr_slave_1 entered promiscuous mode [ 60.690744][ T8369] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 60.698333][ T8369] Cannot create hsr debugfs directory [ 60.717591][ T8356] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.735119][ T8358] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.750397][ T3802] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 60.757793][ T3802] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 60.791197][ T8358] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.822812][ T3805] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.835684][ T3805] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.862394][ T8366] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 60.931599][ T3802] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 60.940519][ T3802] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 60.949292][ T3802] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.958178][ T3802] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.966674][ T3802] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.973754][ T3802] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.981611][ T3802] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.990676][ T3802] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.998907][ T3802] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.005979][ T3802] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.013536][ T3802] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.022229][ T3802] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.030858][ T8366] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 61.087227][ T8366] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 61.137380][ T8366] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 61.210734][ T3802] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.218647][ T3802] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.227571][ T3802] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.236196][ T3802] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.245110][ T3802] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.279651][ T8364] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 61.312428][ T3802] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.322251][ T3802] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 61.330514][ T3802] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 61.338669][ T3802] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 61.346828][ T3802] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 61.376373][ T3807] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.389671][ T3807] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.398011][ T8364] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 61.442956][ T8356] device veth0_vlan entered promiscuous mode [ 61.450552][ T8369] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 61.496290][ T8358] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 61.508070][ T8358] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.520374][ T8364] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 61.564278][ T2850] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.574335][ T2850] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.586104][ T8369] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 61.641556][ T8369] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 61.682503][ T8364] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 61.754007][ T8362] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.764067][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.771606][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.779031][ T8369] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 61.815301][ T8358] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.828791][ T8356] device veth1_vlan entered promiscuous mode [ 61.859491][ T8362] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.873671][ T3805] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.882548][ T3805] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.929754][ T8366] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.966423][ T3805] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.976209][ T3805] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.984992][ T3805] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.992094][ T3805] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.999650][ T3805] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 62.009350][ T3805] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 62.018058][ T3805] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.025163][ T3805] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.033409][ T3805] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 62.042176][ T3805] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 62.071629][ T8364] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.078676][ T3802] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 62.112105][ T3802] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 62.120795][ T3802] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 62.129296][ T3802] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 167.119780][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 167.126835][ C1] (detected by 1, t=10502 jiffies, g=6393, q=143) [ 167.133324][ C1] rcu: All QSes seen, last rcu_preempt kthread activity 10503 (4294953864-4294943361), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 167.146665][ C1] kworker/1:6 R running task 27160 3802 2 0x80004008 [ 167.154566][ C1] Workqueue: events linkwatch_event [ 167.159744][ C1] Call Trace: [ 167.163017][ C1] [ 167.165874][ C1] sched_show_task+0x40f/0x560 [ 167.170636][ C1] rcu_sched_clock_irq+0x1861/0x1ad0 [ 167.175918][ C1] update_process_times+0x12d/0x180 [ 167.181107][ C1] tick_sched_timer+0x263/0x420 [ 167.185943][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 167.191478][ C1] __hrtimer_run_queues+0x403/0x840 [ 167.196689][ C1] hrtimer_interrupt+0x38c/0xda0 [ 167.201630][ C1] ? debug_smp_processor_id+0x9/0x20 [ 167.206938][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 167.212487][ C1] apic_timer_interrupt+0xf/0x20 [ 167.217416][ C1] [ 167.220359][ C1] RIP: 0010:free_thread_stack+0x18b/0x590 [ 167.226081][ C1] Code: ff ff e8 28 04 00 00 43 80 3c 2e 00 74 08 4c 89 e7 e8 39 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 1b 94 6a 00 48 8b 1b e9 82 ff ff ff e8 be 2b 2e [ 167.245682][ C1] RSP: 0018:ffffc9000ce2f700 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 167.254085][ C1] RAX: 1ffff110123dd381 RBX: ffff888091ee9c08 RCX: ffff888099eda1c0 [ 167.262046][ C1] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea00025c1040 [ 167.270008][ C1] RBP: ffffc9000ce2f738 R08: dffffc0000000000 R09: fffffbfff124248a [ 167.277968][ C1] R10: fffffbfff124248a R11: 0000000000000000 R12: ffff888091ee9ca0 [ 167.285930][ C1] R13: dffffc0000000000 R14: 1ffff110123dd394 R15: ffff8880a7d0b438 [ 167.293919][ C1] put_task_stack+0xa3/0x130 [ 167.298502][ C1] finish_task_switch+0x3f1/0x550 [ 167.303519][ C1] __schedule+0x9a8/0xcc0 [ 167.307845][ C1] ? ___preempt_schedule+0x16/0x18 [ 167.312941][ C1] preempt_schedule+0xdb/0x120 [ 167.317693][ C1] ___preempt_schedule+0x16/0x18 [ 167.322617][ C1] ? vprintk_emit+0x2fe/0x3a0 [ 167.327282][ C1] ? vprintk_emit+0x368/0x3a0 [ 167.331946][ C1] vprintk_emit+0x36d/0x3a0 [ 167.336443][ C1] vprintk_default+0x28/0x30 [ 167.341018][ C1] vprintk_func+0x158/0x170 [ 167.345509][ C1] printk+0x62/0x8d [ 167.349304][ C1] ? addrconf_notify+0xd37/0x3c90 [ 167.354317][ C1] ? addrconf_notify+0x779/0x3c90 [ 167.359330][ C1] addrconf_notify+0x2c8d/0x3c90 [ 167.364258][ C1] ? lockdep_hardirqs_on+0x3c5/0x7d0 [ 167.369530][ C1] ? __local_bh_enable_ip+0x13a/0x240 [ 167.374889][ C1] ? clusterip_netdev_event+0x48b/0x4a0 [ 167.380425][ C1] ? trace_hardirqs_on+0x74/0x80 [ 167.385349][ C1] ? __local_bh_enable_ip+0x13a/0x240 [ 167.390707][ C1] ? clusterip_netdev_event+0x48b/0x4a0 [ 167.396246][ C1] ? tls_dev_event+0x619/0xc00 [ 167.401003][ C1] ? clusterip_netdev_event+0x48b/0x4a0 [ 167.406537][ C1] ? ip6mr_device_event+0x1ee/0x210 [ 167.411742][ C1] raw_notifier_call_chain+0xec/0x190 [ 167.417104][ C1] netdev_state_change+0x147/0x1f0 [ 167.422205][ C1] linkwatch_do_dev+0x10e/0x160 [ 167.427047][ C1] __linkwatch_run_queue+0x446/0x730 [ 167.432329][ C1] linkwatch_event+0x4c/0x60 [ 167.436905][ C1] process_one_work+0x7ef/0x10d0 [ 167.441846][ C1] worker_thread+0xc01/0x1630 [ 167.446534][ C1] kthread+0x332/0x350 [ 167.450592][ C1] ? rcu_lock_release+0x30/0x30 [ 167.455427][ C1] ? kthread_blkcg+0xe0/0xe0 [ 167.460007][ C1] ret_from_fork+0x24/0x30 [ 167.464429][ C1] rcu: rcu_preempt kthread starved for 10536 jiffies! g6393 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 167.475507][ C1] rcu: RCU grace-period kthread stack dump: [ 167.481384][ C1] rcu_preempt R running task 29032 10 2 0x80004000 [ 167.489273][ C1] Call Trace: [ 167.492555][ C1] __schedule+0x9a0/0xcc0 [ 167.496881][ C1] schedule+0x181/0x210 [ 167.501026][ C1] schedule_timeout+0x14f/0x240 [ 167.505862][ C1] ? run_local_timers+0x120/0x120 [ 167.510879][ C1] rcu_gp_kthread+0xed8/0x1770 [ 167.515640][ C1] kthread+0x332/0x350 [ 167.519692][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 167.524803][ C1] ? kthread_blkcg+0xe0/0xe0 [ 167.529384][ C1] ret_from_fork+0x24/0x30