[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 57.106741][ T28] audit: type=1800 audit(1578462935.056:25): pid=8619 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 57.137228][ T28] audit: type=1800 audit(1578462935.066:26): pid=8619 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 57.174996][ T28] audit: type=1800 audit(1578462935.066:27): pid=8619 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 '10.128.0.37' (ECDSA) to the list of known hosts. 2020/01/08 05:55:45 fuzzer started 2020/01/08 05:55:47 dialing manager at 10.128.0.26:35703 2020/01/08 05:55:48 syscalls: 2824 2020/01/08 05:55:48 code coverage: enabled 2020/01/08 05:55:48 comparison tracing: enabled 2020/01/08 05:55:48 extra coverage: enabled 2020/01/08 05:55:48 setuid sandbox: enabled 2020/01/08 05:55:48 namespace sandbox: enabled 2020/01/08 05:55:48 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 05:55:48 fault injection: enabled 2020/01/08 05:55:48 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 05:55:48 net packet injection: enabled 2020/01/08 05:55:48 net device setup: enabled 2020/01/08 05:55:48 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 05:55:48 devlink PCI setup: PCI device 0000:00:10.0 is not available 05:55:49 executing program 0: r0 = socket(0x200000000000011, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000580)={'veth0_to_bond\x00', 0x0}) bind$packet(r0, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @local}, 0x14) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000680)=0xff7d) bpf$PROG_LOAD(0x5, &(0x7f0000006c80)={0x3, 0x3, &(0x7f0000006b40)=ANY=[@ANYBLOB="18000000000000ff00000000000000009500000000000000"], &(0x7f0000006b80)='GPL\x00', 0x0, 0x1000000, 0x0, 0x0, 0x0, [], r2, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x70) 05:55:49 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) r2 = dup3(r0, r1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$tipc2(&(0x7f00000000c0)='TIPCv2\x00') sendmsg$TIPC_NL_BEARER_ADD(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000340)={0x18, r4, 0x18015578e1bfb4ef, 0x0, 0x0, {0x4}, [@TIPC_NLA_BEARER={0x4}]}, 0x18}}, 0x0) syzkaller login: [ 71.377323][ T8783] IPVS: ftp: loaded support on port[0] = 21 05:55:49 executing program 2: r0 = socket(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)={0x13, 0x19, 0x205, 0x0, 0x0, {0x1d, 0xd601, 0x9}, [@nested={0x50}]}, 0x64}}, 0x0) [ 71.544896][ T8783] chnl_net:caif_netlink_parms(): no params data found [ 71.610766][ T8786] IPVS: ftp: loaded support on port[0] = 21 [ 71.619566][ T8783] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.627310][ T8783] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.635521][ T8783] device bridge_slave_0 entered promiscuous mode [ 71.669407][ T8783] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.676495][ T8783] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.698086][ T8783] device bridge_slave_1 entered promiscuous mode [ 71.763008][ T8788] IPVS: ftp: loaded support on port[0] = 21 [ 71.771404][ T8783] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 71.789004][ T8783] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 71.840404][ T8783] team0: Port device team_slave_0 added [ 71.862745][ T8783] team0: Port device team_slave_1 added 05:55:49 executing program 3: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='bridge0\x00', 0xf6) connect$inet(r0, &(0x7f0000000180)={0x2, 0x0, @multicast2}, 0x10) r1 = socket$inet_udp(0x2, 0x2, 0x0) r2 = socket$inet6(0xa, 0x2, 0x0) r3 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) r4 = dup3(r2, r3, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) setsockopt$EBT_SO_SET_ENTRIES(r1, 0x0, 0x80, &(0x7f0000000240)=@filter={'filter\x00', 0xe, 0x1, 0x130, [0x0, 0x20000100, 0x20000130, 0x20000160], 0x0, 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB="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"]}, 0x1a8) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000030, 0x0) [ 72.010852][ T8783] device hsr_slave_0 entered promiscuous mode [ 72.067459][ T8783] device hsr_slave_1 entered promiscuous mode [ 72.158476][ T8786] chnl_net:caif_netlink_parms(): no params data found [ 72.170423][ T8788] chnl_net:caif_netlink_parms(): no params data found [ 72.201763][ T8792] IPVS: ftp: loaded support on port[0] = 21 05:55:50 executing program 4: perf_event_open(&(0x7f0000000000)={0x7, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9805, 0x0, 0x0, 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, @perf_config_ext, 0x2810, 0x6}, 0x0, 0x0, 0xffffffffffffffff, 0x0) [ 72.293007][ T8786] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.303630][ T8786] bridge0: port 1(bridge_slave_0) entered disabled state [ 72.312237][ T8786] device bridge_slave_0 entered promiscuous mode [ 72.322206][ T8786] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.330772][ T8786] bridge0: port 2(bridge_slave_1) entered disabled state [ 72.339671][ T8786] device bridge_slave_1 entered promiscuous mode [ 72.359314][ T8788] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.366407][ T8788] bridge0: port 1(bridge_slave_0) entered disabled state [ 72.375765][ T8788] device bridge_slave_0 entered promiscuous mode [ 72.386025][ T8788] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.394045][ T8788] bridge0: port 2(bridge_slave_1) entered disabled state [ 72.402482][ T8788] device bridge_slave_1 entered promiscuous mode [ 72.473130][ T8786] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 72.501289][ T8786] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 72.519125][ T8783] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 72.559724][ T8783] netdevsim netdevsim0 netdevsim1: renamed from eth1 05:55:50 executing program 5: r0 = syz_open_dev$sndtimer(&(0x7f0000014000)='/dev/snd/timer\x00', 0x0, 0x0) read(r0, 0x0, 0x7a) ioctl$SNDRV_TIMER_IOCTL_SELECT(r0, 0x40345410, &(0x7f0000000040)={{0x100000001}}) readv(r0, &(0x7f0000000000)=[{&(0x7f0000000080)=""/214, 0xd6}], 0x1) ioctl$SNDRV_TIMER_IOCTL_START(r0, 0x54a0) [ 72.600985][ T8788] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 72.641201][ T8783] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 72.697641][ T8788] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 72.736311][ T8794] IPVS: ftp: loaded support on port[0] = 21 [ 72.746319][ T8783] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 72.804175][ T8786] team0: Port device team_slave_0 added [ 72.826268][ T8788] team0: Port device team_slave_0 added [ 72.834242][ T8788] team0: Port device team_slave_1 added [ 72.862903][ T8786] team0: Port device team_slave_1 added [ 72.884909][ T8796] IPVS: ftp: loaded support on port[0] = 21 [ 72.949201][ T8788] device hsr_slave_0 entered promiscuous mode [ 72.987583][ T8788] device hsr_slave_1 entered promiscuous mode [ 73.067339][ T8788] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 73.075238][ T8788] Cannot create hsr debugfs directory [ 73.140030][ T8786] device hsr_slave_0 entered promiscuous mode [ 73.178473][ T8786] device hsr_slave_1 entered promiscuous mode [ 73.227257][ T8786] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 73.234953][ T8786] Cannot create hsr debugfs directory [ 73.249991][ T8792] chnl_net:caif_netlink_parms(): no params data found [ 73.340750][ T8792] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.348118][ T8792] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.355707][ T8792] device bridge_slave_0 entered promiscuous mode [ 73.384438][ T8792] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.394136][ T8792] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.402304][ T8792] device bridge_slave_1 entered promiscuous mode [ 73.457022][ T8792] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 73.490766][ T8786] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 73.556642][ T8792] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 73.584547][ T8786] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 73.610134][ T8786] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 73.676090][ T8786] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 73.770744][ T8788] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 73.823129][ T8788] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 73.880987][ T8792] team0: Port device team_slave_0 added [ 73.889971][ T8792] team0: Port device team_slave_1 added [ 73.904000][ T8796] chnl_net:caif_netlink_parms(): no params data found [ 73.924934][ T8788] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 73.985291][ T8788] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 74.046336][ T8794] chnl_net:caif_netlink_parms(): no params data found [ 74.130166][ T8792] device hsr_slave_0 entered promiscuous mode [ 74.177660][ T8792] device hsr_slave_1 entered promiscuous mode [ 74.207385][ T8792] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 74.215163][ T8792] Cannot create hsr debugfs directory [ 74.263231][ T8796] bridge0: port 1(bridge_slave_0) entered blocking state [ 74.270493][ T8796] bridge0: port 1(bridge_slave_0) entered disabled state [ 74.278995][ T8796] device bridge_slave_0 entered promiscuous mode [ 74.306669][ T8783] 8021q: adding VLAN 0 to HW filter on device bond0 [ 74.319124][ T8796] bridge0: port 2(bridge_slave_1) entered blocking state [ 74.326188][ T8796] bridge0: port 2(bridge_slave_1) entered disabled state [ 74.334969][ T8796] device bridge_slave_1 entered promiscuous mode [ 74.350141][ T8794] bridge0: port 1(bridge_slave_0) entered blocking state [ 74.357903][ T8794] bridge0: port 1(bridge_slave_0) entered disabled state [ 74.365627][ T8794] device bridge_slave_0 entered promiscuous mode [ 74.374009][ T8794] bridge0: port 2(bridge_slave_1) entered blocking state [ 74.381509][ T8794] bridge0: port 2(bridge_slave_1) entered disabled state [ 74.389705][ T8794] device bridge_slave_1 entered promiscuous mode [ 74.454577][ T8794] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 74.465332][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 74.473856][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 74.490216][ T8796] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 74.506609][ T8796] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 74.525622][ T8794] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 74.549868][ T8794] team0: Port device team_slave_0 added [ 74.558682][ T8794] team0: Port device team_slave_1 added [ 74.583903][ T8783] 8021q: adding VLAN 0 to HW filter on device team0 [ 74.640083][ T8794] device hsr_slave_0 entered promiscuous mode [ 74.677630][ T8794] device hsr_slave_1 entered promiscuous mode [ 74.719033][ T8794] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 74.726732][ T8794] Cannot create hsr debugfs directory [ 74.748659][ T8796] team0: Port device team_slave_0 added [ 74.774258][ T8792] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 74.823240][ T8796] team0: Port device team_slave_1 added [ 74.833218][ T3204] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 74.843055][ T3204] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 74.851816][ T3204] bridge0: port 1(bridge_slave_0) entered blocking state [ 74.859165][ T3204] bridge0: port 1(bridge_slave_0) entered forwarding state [ 74.869235][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 74.883809][ T8792] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 74.954240][ T3025] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 74.963474][ T3025] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 74.972054][ T3025] bridge0: port 2(bridge_slave_1) entered blocking state [ 74.979175][ T3025] bridge0: port 2(bridge_slave_1) entered forwarding state [ 74.988395][ T3025] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 74.997209][ T3025] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 75.006424][ T8792] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 75.054165][ T8792] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 75.134995][ T8788] 8021q: adding VLAN 0 to HW filter on device bond0 [ 75.189248][ T8796] device hsr_slave_0 entered promiscuous mode [ 75.227621][ T8796] device hsr_slave_1 entered promiscuous mode [ 75.277321][ T8796] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 75.285031][ T8796] Cannot create hsr debugfs directory [ 75.291403][ T3033] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 75.301014][ T3033] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 75.309873][ T3033] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 75.318432][ T3033] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 75.326776][ T3033] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 75.361707][ T8786] 8021q: adding VLAN 0 to HW filter on device bond0 [ 75.379293][ T8783] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 75.390019][ T8783] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 75.417010][ T3204] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 75.426029][ T3204] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 75.435239][ T3204] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 75.443952][ T3204] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 75.452603][ T3204] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 75.460922][ T3204] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 75.469816][ T3204] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 75.481017][ T8788] 8021q: adding VLAN 0 to HW filter on device team0 [ 75.541919][ T8794] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 75.598160][ T8786] 8021q: adding VLAN 0 to HW filter on device team0 [ 75.605433][ T3033] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 75.614371][ T3033] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 75.623967][ T3033] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.631102][ T3033] bridge0: port 1(bridge_slave_0) entered forwarding state [ 75.639298][ T3033] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 75.647966][ T3033] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 75.657147][ T3033] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.664318][ T3033] bridge0: port 2(bridge_slave_1) entered forwarding state [ 75.672130][ T3033] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 75.679836][ T3033] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 75.696739][ T8794] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 75.750522][ T8794] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 75.803795][ T8783] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 75.816879][ T3029] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 75.825448][ T3029] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 75.835249][ T3029] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 75.842856][ T3029] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 75.851193][ T3029] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 75.860912][ T3029] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 75.869677][ T3029] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.876837][ T3029] bridge0: port 1(bridge_slave_0) entered forwarding state [ 75.885404][ T3029] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 75.904378][ T8794] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 75.949791][ T3025] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 75.961785][ T3025] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 75.970587][ T3025] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.977976][ T3025] bridge0: port 2(bridge_slave_1) entered forwarding state [ 75.986374][ T3025] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 75.995216][ T3025] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 76.032571][ T3033] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 76.044567][ T3033] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 76.053775][ T3033] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 76.062780][ T3033] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 76.071955][ T3033] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 76.080808][ T3033] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 76.089910][ T3033] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 76.140664][ T3033] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 76.148855][ T3033] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 76.157737][ T3033] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 76.166803][ T3033] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 76.176098][ T3033] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 76.186337][ T3033] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 76.195246][ T3033] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 76.204028][ T3033] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 76.225907][ T8796] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 76.271052][ T8796] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 76.340897][ T3033] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 76.349794][ T3033] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 76.358807][ T3033] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 76.368381][ T3033] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 76.377638][ T3033] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 76.386331][ T3033] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 76.400153][ T8792] 8021q: adding VLAN 0 to HW filter on device bond0 [ 76.407219][ T8796] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 76.449702][ T8786] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 76.463058][ T8788] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 76.483496][ T8796] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 76.551710][ T3025] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 76.560210][ T3025] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 76.569933][ T3025] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 76.579204][ T3025] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 76.614960][ T8792] 8021q: adding VLAN 0 to HW filter on device team0 [ 76.627587][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 76.635156][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 76.643377][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 76.651670][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 76.674314][ T8786] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 76.686933][ T8783] device veth0_vlan entered promiscuous mode [ 76.699637][ T8788] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 76.709560][ T3025] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 76.717808][ T3025] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 76.725389][ T3025] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 76.734276][ T3025] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 76.743761][ T3025] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.750895][ T3025] bridge0: port 1(bridge_slave_0) entered forwarding state [ 76.800918][ T8783] device veth1_vlan entered promiscuous mode [ 76.808435][ T3204] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 76.816553][ T3204] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 76.828681][ T3204] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 76.838505][ T3204] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 76.847558][ T3204] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.854829][ T3204] bridge0: port 2(bridge_slave_1) entered forwarding state [ 76.863747][ T3204] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 76.872638][ T3204] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 76.882117][ T3204] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 76.891429][ T3204] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 76.920572][ T3204] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 76.930484][ T3204] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 76.941465][ T3204] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 76.951328][ T3204] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 76.960166][ T3204] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 76.991816][ T8786] device veth0_vlan entered promiscuous mode [ 77.002568][ T8794] 8021q: adding VLAN 0 to HW filter on device bond0 [ 77.035566][ T8792] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 77.056941][ T8792] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 77.074298][ T3034] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 77.083534][ T3034] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 77.093236][ T3034] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 77.102927][ T3034] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 77.111688][ T3034] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 77.120936][ T3034] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 77.129898][ T3034] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 77.139160][ T3034] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 77.148142][ T3034] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 77.155933][ T3034] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 77.164337][ T3034] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 77.201310][ T8796] 8021q: adding VLAN 0 to HW filter on device bond0 [ 77.213640][ T8794] 8021q: adding VLAN 0 to HW filter on device team0 [ 77.226916][ T3034] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 77.242116][ T3034] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 77.254224][ T8786] device veth1_vlan entered promiscuous mode [ 77.299904][ T8788] device veth0_vlan entered promiscuous mode [ 77.313016][ T3033] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 77.321702][ T3033] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 77.336208][ T3033] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 77.345467][ T3033] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 77.361015][ T3033] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 77.371893][ T3033] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 182.377082][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 182.383979][ C0] rcu: 0-....: (1 GPs behind) idle=952/1/0x4000000000000002 softirq=14239/14244 fqs=2699 [ 182.394146][ C0] (t=10501 jiffies g=7797 q=300) [ 182.399186][ C0] rcu: rcu_preempt kthread starved for 5104 jiffies! g7797 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 182.410200][ C0] rcu: RCU grace-period kthread stack dump: [ 182.416198][ C0] rcu_preempt R running task 28984 10 2 0x80004000 [ 182.424096][ C0] Call Trace: [ 182.427384][ C0] __schedule+0x9a0/0xcc0 [ 182.431731][ C0] schedule+0x181/0x210 [ 182.435976][ C0] schedule_timeout+0x14f/0x240 [ 182.440819][ C0] ? run_local_timers+0x120/0x120 [ 182.445839][ C0] rcu_gp_kthread+0xed8/0x1770 [ 182.450606][ C0] kthread+0x332/0x350 [ 182.454671][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 182.459802][ C0] ? kthread_blkcg+0xe0/0xe0 [ 182.464561][ C0] ret_from_fork+0x24/0x30 [ 182.468979][ C0] NMI backtrace for cpu 0 [ 182.473302][ C0] CPU: 0 PID: 8783 Comm: syz-executor.0 Not tainted 5.5.0-rc5-syzkaller #0 [ 182.481872][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 182.491918][ C0] Call Trace: [ 182.495192][ C0] [ 182.498049][ C0] dump_stack+0x1fb/0x318 [ 182.502548][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 182.507480][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 182.513717][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 182.519774][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 182.525750][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 182.531633][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 182.536744][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 182.543158][ C0] ? trace_hardirqs_off+0x74/0x80 [ 182.548303][ C0] update_process_times+0x12d/0x180 [ 182.553640][ C0] tick_sched_timer+0x263/0x420 [ 182.558523][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 182.564085][ C0] __hrtimer_run_queues+0x403/0x840 [ 182.569295][ C0] hrtimer_interrupt+0x38c/0xda0 [ 182.574242][ C0] ? debug_smp_processor_id+0x9/0x20 [ 182.580046][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 182.585583][ C0] apic_timer_interrupt+0xf/0x20 [ 182.590508][ C0] [ 182.593526][ C0] RIP: 0010:free_thread_stack+0x186/0x590 [ 182.599270][ C0] Code: 8b 3b be fc ff 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 [ 182.618984][ C0] RSP: 0018:ffffc90001d77bd0 EFLAGS: 00000a02 ORIG_RAX: ffffffffffffff13 [ 182.627842][ C0] RAX: 1ffff11014f3b191 RBX: ffff8880a79d8c88 RCX: ffff88807d098540 [ 182.635937][ C0] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea00023b9580 [ 182.643933][ C0] RBP: ffffc90001d77c08 R08: 000000000003a728 R09: ffffed1012a1e711 [ 182.651920][ C0] R10: ffffed1012a1e711 R11: 0000000000000000 R12: ffff8880a79d8d20 [ 182.660145][ C0] R13: dffffc0000000000 R14: 1ffff11014f3b1a4 R15: ffff8880950f3878 [ 182.668144][ C0] put_task_stack+0xa3/0x130 [ 182.672732][ C0] finish_task_switch+0x3f1/0x550 [ 182.677750][ C0] __schedule+0x9a8/0xcc0 [ 182.682076][ C0] schedule+0x181/0x210 [ 182.686223][ C0] do_nanosleep+0x1d0/0x6c0 [ 182.690723][ C0] hrtimer_nanosleep+0x3a6/0x5b0 [ 182.695651][ C0] ? trace_hrtimer_expire_exit+0x2d0/0x2d0 [ 182.701450][ C0] __x64_sys_nanosleep+0x186/0x1d0 [ 182.706556][ C0] do_syscall_64+0xf7/0x1c0 [ 182.711048][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 182.716936][ C0] RIP: 0033:0x4593f0 [ 182.720837][ 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 [ 182.740691][ C0] RSP: 002b:00007ffdab356968 EFLAGS: 00000246 ORIG_RAX: 0000000000000023 [ 182.749105][ C0] RAX: ffffffffffffffda RBX: 0000000000012d8c RCX: 00000000004593f0 [ 182.757076][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007ffdab356970 [ 182.765086][ C0] RBP: 0000000000000002 R08: 0000000000000001 R09: 00000000011aa940 [ 182.773142][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 182.781101][ C0] R13: 00007ffdab3569c0 R14: 0000000000012d8c R15: 00007ffdab3569d0