Warning: Permanently added '10.128.1.45' (ECDSA) to the list of known hosts. 2019/12/03 10:28:25 fuzzer started 2019/12/03 10:28:27 dialing manager at 10.128.0.26:38907 2019/12/03 10:28:27 syscalls: 2697 2019/12/03 10:28:27 code coverage: enabled 2019/12/03 10:28:27 comparison tracing: enabled 2019/12/03 10:28:27 extra coverage: extra coverage is not supported by the kernel 2019/12/03 10:28:27 setuid sandbox: enabled 2019/12/03 10:28:27 namespace sandbox: enabled 2019/12/03 10:28:27 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 10:28:27 fault injection: enabled 2019/12/03 10:28:27 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 10:28:27 net packet injection: enabled 2019/12/03 10:28:27 net device setup: enabled 2019/12/03 10:28:27 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 10:28:27 devlink PCI setup: PCI device 0000:00:10.0 is not available 10:28:28 executing program 0: perf_event_open(&(0x7f0000000180)={0x400000001, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xbfffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000100)='/\x02roup.stap\x00', 0x2761, 0x0) ioctl$TUNSETTXFILTER(0xffffffffffffffff, 0x400454d1, &(0x7f0000000080)=ANY=[@ANYBLOB="00ffffffff"]) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0xc0c0583b, 0x20000001) ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) openat$cgroup_root(0xffffffffffffff9c, 0x0, 0x200002, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0xc0189436, 0x0) r2 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000480)='/gro<#\xfbW\xe6\xc6\x0f\x1fKE\xb7M\x99\x9a\x9a\x8c,\xe1[&\xe5\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ}\xb7\xf3\xfe\xf6\xe0.+\xe3\x89\xde\x139E\xa3\x85\xbd\x81\xe9\xbd\xee\xee\x03\x00\x00\x00\x00\x00\x00\x00[T\aE\xdfK\x1d\xeeH;\x15v$\xc5\xbcq\x9a\t\x9ej5\t\x00\x00\x009\x8c4', 0x2761, 0x0) gettid() r3 = perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_MODIFY_ATTRIBUTES(r3, 0x4008240b, 0x0) getpeername$inet(r1, &(0x7f00000002c0)={0x2, 0x0, @multicast2}, &(0x7f0000000300)=0x10) ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, &(0x7f0000000440)='cgroup.type\x00') write$cgroup_pid(0xffffffffffffffff, &(0x7f0000000100), 0xda4fff08) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r2, 0x660c, 0x0) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000000, 0x2, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$BINDER_GET_NODE_DEBUG_INFO(r2, 0xc018620b, &(0x7f0000000000)={0x3}) r4 = socket(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_TX_RING(r4, 0x10e, 0xc, &(0x7f00000001c0)={0x100004}, 0xfd57) write(0xffffffffffffffff, &(0x7f0000000380)="240000001a00110214f9f407000904001100000000020003000200000800040003000000", 0x24) r5 = socket$inet6_sctp(0xa, 0x5, 0x84) r6 = socket$inet(0x2, 0x80001, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r6, 0x84, 0x14, &(0x7f0000000000)=@assoc_value={0x0}, &(0x7f0000000040)=0x8) setsockopt$inet_sctp6_SCTP_AUTH_KEY(r5, 0x84, 0x19, &(0x7f00000000c0)={r7}, 0x8) setsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000240)={0x0, 0x0, 0x10}, 0xc) openat$cgroup_root(0xffffffffffffff9c, 0x0, 0x200002, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xf0, 0x0) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000400)={0x0}, 0x10) write$cgroup_int(r0, &(0x7f00000000c0), 0x1802a140) 10:28:29 executing program 1: r0 = socket$inet(0x10, 0x3, 0xc) sendmsg(r0, &(0x7f000001d000)={0x0, 0x0, &(0x7f0000024000)=[{&(0x7f0000000100)="24000000100007031dff22946fa2830020200a0009000300001d85687f0000000400ff7e280000000b0a43ba5d806055b6fdd80b40000000090001000029ec2400020cd37e99d69cda45a95e", 0x4c}], 0x1}, 0x0) syzkaller login: [ 61.748404][ T8436] IPVS: ftp: loaded support on port[0] = 21 [ 61.932428][ T8436] chnl_net:caif_netlink_parms(): no params data found [ 61.950783][ T8439] IPVS: ftp: loaded support on port[0] = 21 10:28:29 executing program 2: r0 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000180)='/dev/rtc0\x00', 0x0, 0x0) ioctl$RTC_UIE_OFF(r0, 0x7004) [ 62.035657][ T8436] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.053504][ T8436] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.073805][ T8436] device bridge_slave_0 entered promiscuous mode [ 62.103283][ T8436] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.111023][ T8436] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.134624][ T8436] device bridge_slave_1 entered promiscuous mode [ 62.177872][ T8436] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.210389][ T8441] IPVS: ftp: loaded support on port[0] = 21 [ 62.224428][ T8436] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.246436][ T8439] chnl_net:caif_netlink_parms(): no params data found 10:28:29 executing program 3: syz_open_procfs(0x0, &(0x7f0000000180)='net/wireless\x00') recvmmsg(0xffffffffffffffff, &(0x7f0000003140)=[{{&(0x7f0000001400)=@ipx, 0x80, 0x0}}], 0x1, 0x0, 0x0) r0 = syz_open_procfs(0x0, &(0x7f00000000c0)='fd/3\x00') perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) preadv(r0, &(0x7f00000017c0), 0x3da, 0x0) [ 62.306545][ T8436] team0: Port device team_slave_0 added [ 62.316697][ T8436] team0: Port device team_slave_1 added [ 62.382225][ T8439] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.391937][ T8439] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.402080][ T8439] device bridge_slave_0 entered promiscuous mode [ 62.467129][ T8436] device hsr_slave_0 entered promiscuous mode [ 62.543050][ T8436] device hsr_slave_1 entered promiscuous mode 10:28:29 executing program 4: r0 = socket$alg(0x26, 0x5, 0x0) r1 = syz_open_procfs(0x0, &(0x7f0000000000)='net/igmp6\x00') bind$alg(r0, &(0x7f0000466000)={0x26, 'hash\x00', 0x0, 0x0, 'sha256-generic\x00'}, 0x58) r2 = accept4$alg(r0, 0x0, 0x0, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000280)={0xffffffffffffffff}) r4 = fcntl$dupfd(r3, 0x0, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) sendfile(r2, r1, 0x0, 0x7ffff000) [ 62.583597][ T8439] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.590696][ T8439] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.605415][ T8439] device bridge_slave_1 entered promiscuous mode [ 62.687079][ T8445] IPVS: ftp: loaded support on port[0] = 21 [ 62.734455][ T8439] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.754935][ T8439] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.796099][ T8441] chnl_net:caif_netlink_parms(): no params data found [ 62.863429][ T8439] team0: Port device team_slave_0 added [ 62.871749][ T8439] team0: Port device team_slave_1 added [ 62.893658][ T8436] netdevsim netdevsim0 netdevsim0: renamed from eth0 10:28:30 executing program 5: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='status\x00B#g9\xc1m\x17\xf9\r\xc2#\"\xc9O\x135 x^\x91\xea\x85\xae\x10|\xc3\x81\x98\x19\xc2cT\v\x1d\xe1\xba \x1em\xe4\xb7ZP\x11P\x91\xee\xd50\xaaH.6YF\x01\xce\xb5\xd1i\xc5\xba\xf4\x1b5\xd8\xa5\xa0\x9a\x82If\x13\xd8`#\x86[W\xef&\x9f\x90\xd3\x04\x96\x9fh}\xf5;a\x1b@\xa4B\x91\xb5\xa8\x82 \x8f\xbb\x83^T\xa4\x13\x10\xa3\xb4\x81\xd5\xbd\xbb\t\x81t)\t\xa6;|\xd1\xa1\x8d@^[\x01\x1b\xfb\xe5\xa4\xd5\xbf)\x94G\xe4\xc0\xddKc\xa3g!\x1c\x00x#\x8bP\x9daA\x00\xd3KU\x84\xaa;<\xb9\xb9\x9en_\x84q\x92\x94\xd4\x1b\'\x11|G\xfbO++\xe4u\xeb%\xd5\x01\x00\x00\x00\xcf\x84\"\xca\xdeW\f\b{\x03\xf6\xb1\x81\x8b\xc9pw\xdb#,I\xee\x06\xd1\xad\xd2_\xa7\xf7U\xe1\x00O\xbc\x01\x93K\xc7\x99[\xf2\x87\x97\x86;\xbb\xca\xc0\x1c\xe05\xf6n\xc3\xa9\x83{xe\xdd\xc1\xe3!\xccS^\x9b\xc5\xe7\b\xad\xce') lseek(r0, 0x0, 0x4) [ 62.956590][ T8448] IPVS: ftp: loaded support on port[0] = 21 [ 62.968286][ T8436] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 63.125508][ T8439] device hsr_slave_0 entered promiscuous mode [ 63.173034][ T8439] device hsr_slave_1 entered promiscuous mode [ 63.222883][ T8439] debugfs: Directory 'hsr0' with parent '/' already present! [ 63.233975][ T8436] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 63.332068][ T8436] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 63.406291][ T8441] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.413912][ T8441] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.421556][ T8441] device bridge_slave_0 entered promiscuous mode [ 63.439938][ T8450] IPVS: ftp: loaded support on port[0] = 21 [ 63.465585][ T8441] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.472881][ T8441] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.481035][ T8441] device bridge_slave_1 entered promiscuous mode [ 63.503002][ T8439] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 63.547083][ T8439] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 63.617352][ T8441] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.638640][ T8441] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.649243][ T8439] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 63.706323][ T8439] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 63.793374][ T8441] team0: Port device team_slave_0 added [ 63.814307][ T8441] team0: Port device team_slave_1 added [ 63.915656][ T8441] device hsr_slave_0 entered promiscuous mode [ 63.963055][ T8441] device hsr_slave_1 entered promiscuous mode [ 64.022736][ T8441] debugfs: Directory 'hsr0' with parent '/' already present! [ 64.036464][ T8445] chnl_net:caif_netlink_parms(): no params data found [ 64.139826][ T8445] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.147834][ T8445] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.157870][ T8445] device bridge_slave_0 entered promiscuous mode [ 64.184636][ T8450] chnl_net:caif_netlink_parms(): no params data found [ 64.207211][ T8445] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.215172][ T8445] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.223225][ T8445] device bridge_slave_1 entered promiscuous mode [ 64.257146][ T8436] 8021q: adding VLAN 0 to HW filter on device bond0 [ 64.284662][ T8448] chnl_net:caif_netlink_parms(): no params data found [ 64.306427][ T8445] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 64.316628][ T8441] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 64.377059][ T8441] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 64.442457][ T8439] 8021q: adding VLAN 0 to HW filter on device bond0 [ 64.467727][ T8445] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 64.484690][ T8441] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 64.546450][ T8445] team0: Port device team_slave_0 added [ 64.554866][ T8445] team0: Port device team_slave_1 added [ 64.566169][ T8441] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 64.595197][ T8450] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.602321][ T8450] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.610813][ T8450] device bridge_slave_0 entered promiscuous mode [ 64.619043][ T8450] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.626376][ T8450] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.634709][ T8450] device bridge_slave_1 entered promiscuous mode [ 64.647522][ T8448] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.655268][ T8448] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.663298][ T8448] device bridge_slave_0 entered promiscuous mode [ 64.671578][ T8448] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.678796][ T8448] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.689521][ T8448] device bridge_slave_1 entered promiscuous mode [ 64.729889][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 64.738542][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 64.746977][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 64.755495][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 64.767980][ T8448] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 64.780610][ T8448] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 64.792007][ T8450] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 64.804546][ T8436] 8021q: adding VLAN 0 to HW filter on device team0 [ 64.813111][ T8450] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 64.835919][ T8439] 8021q: adding VLAN 0 to HW filter on device team0 [ 64.885816][ T8445] device hsr_slave_0 entered promiscuous mode [ 64.933182][ T8445] device hsr_slave_1 entered promiscuous mode [ 64.983090][ T8445] debugfs: Directory 'hsr0' with parent '/' already present! [ 65.011478][ T8450] team0: Port device team_slave_0 added [ 65.021128][ T3753] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 65.030789][ T3753] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 65.039634][ T3753] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.046880][ T3753] bridge0: port 1(bridge_slave_0) entered forwarding state [ 65.056555][ T3753] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 65.065691][ T3753] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 65.074540][ T3753] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.081590][ T3753] bridge0: port 1(bridge_slave_0) entered forwarding state [ 65.090180][ T3753] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 65.100043][ T3753] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 65.109065][ T3753] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.116210][ T3753] bridge0: port 2(bridge_slave_1) entered forwarding state [ 65.124374][ T3753] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 65.133262][ T3753] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 65.141609][ T3753] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.148938][ T3753] bridge0: port 2(bridge_slave_1) entered forwarding state [ 65.158383][ T8448] team0: Port device team_slave_0 added [ 65.186844][ T8450] team0: Port device team_slave_1 added [ 65.208851][ T8444] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 65.220447][ T8444] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 65.229537][ T8444] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 65.238649][ T8444] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 65.248263][ T8444] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 65.260751][ T8448] team0: Port device team_slave_1 added [ 65.325813][ T8450] device hsr_slave_0 entered promiscuous mode [ 65.363191][ T8450] device hsr_slave_1 entered promiscuous mode [ 65.402831][ T8450] debugfs: Directory 'hsr0' with parent '/' already present! [ 65.410795][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 65.420241][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 65.429252][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 65.475557][ T8448] device hsr_slave_0 entered promiscuous mode [ 65.523252][ T8448] device hsr_slave_1 entered promiscuous mode [ 65.562740][ T8448] debugfs: Directory 'hsr0' with parent '/' already present! [ 65.577141][ T8439] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 65.588215][ T8439] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 65.600780][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 65.610315][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 65.619443][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 65.628171][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 65.636919][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 65.645509][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 65.654089][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 65.662909][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 65.671325][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 65.680319][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 65.688980][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 65.697791][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 65.705739][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 65.720077][ T8445] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 65.784253][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 65.793943][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 65.806189][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 65.814645][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 65.827164][ T8445] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 65.877825][ T8445] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 65.946692][ T8441] 8021q: adding VLAN 0 to HW filter on device bond0 [ 65.960228][ T8445] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 65.995065][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 66.005702][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 66.020487][ T8436] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 66.031016][ T8439] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 66.054593][ T8441] 8021q: adding VLAN 0 to HW filter on device team0 [ 66.067775][ T8448] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 66.115859][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 66.124001][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 66.164826][ T8436] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 66.178082][ T8448] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 66.206074][ T8448] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 66.245443][ T8450] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 66.295369][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 66.304905][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 66.314023][ T44] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.321104][ T44] bridge0: port 1(bridge_slave_0) entered forwarding state [ 66.329644][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 66.338803][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 66.347998][ T44] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.355267][ T44] bridge0: port 2(bridge_slave_1) entered forwarding state [ 66.364251][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 66.374596][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 66.382096][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 66.409892][ T8448] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 66.445886][ T8458] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.1'. [ 171.542529][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 171.549396][ C1] rcu: 1-...!: (1 GPs behind) idle=93e/1/0x4000000000000002 softirq=11622/11623 fqs=32 [ 171.559372][ C1] (t=10500 jiffies g=7229 q=122) [ 171.564387][ C1] rcu: rcu_preempt kthread starved for 10432 jiffies! g7229 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 171.575490][ C1] rcu: RCU grace-period kthread stack dump: [ 171.581399][ C1] rcu_preempt R running task 29104 10 2 0x80004000 [ 171.589316][ C1] Call Trace: [ 171.592649][ C1] __schedule+0x9a0/0xcc0 [ 171.597007][ C1] schedule+0x181/0x210 [ 171.601176][ C1] schedule_timeout+0x14f/0x240 [ 171.606111][ C1] ? run_local_timers+0x120/0x120 [ 171.611130][ C1] rcu_gp_kthread+0xed8/0x1770 [ 171.615978][ C1] kthread+0x332/0x350 [ 171.620131][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 171.625233][ C1] ? kthread_blkcg+0xe0/0xe0 [ 171.629821][ C1] ret_from_fork+0x24/0x30 [ 171.635165][ C1] NMI backtrace for cpu 1 [ 171.639511][ C1] CPU: 1 PID: 526 Comm: kworker/u4:6 Not tainted 5.4.0-syzkaller #0 [ 171.647475][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 171.657740][ C1] Workqueue: events_unbound fsnotify_connector_destroy_workfn [ 171.665187][ C1] Call Trace: [ 171.668546][ C1] [ 171.671487][ C1] dump_stack+0x1fb/0x318 [ 171.675901][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 171.680767][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 171.686961][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 171.693064][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 171.699197][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 171.705094][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 171.710324][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 171.715518][ C1] ? trace_hardirqs_off+0x74/0x80 [ 171.720536][ C1] update_process_times+0x12d/0x180 [ 171.725732][ C1] tick_sched_timer+0x263/0x420 [ 171.730618][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 171.736288][ C1] __hrtimer_run_queues+0x403/0x840 [ 171.741527][ C1] hrtimer_interrupt+0x38c/0xda0 [ 171.746490][ C1] ? debug_smp_processor_id+0x9/0x20 [ 171.752074][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 171.757890][ C1] apic_timer_interrupt+0xf/0x20 [ 171.763013][ C1] [ 171.765958][ C1] RIP: 0010:__memcg_kmem_uncharge+0xd/0x2e0 [ 171.771875][ C1] Code: 81 c3 08 02 00 00 48 89 df 4c 89 f6 e8 dc 7d ff ff 5b 41 5e 5d c3 0f 1f 80 00 00 00 00 55 48 89 e5 41 57 41 56 41 55 41 54 53 <50> 89 f3 49 89 fc 48 b8 00 00 00 00 00 fc ff df 4c 8d 77 38 4d 89 [ 171.791994][ C1] RSP: 0018:ffffc90002bd78d0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 171.801396][ C1] RAX: ffffffff81486ea4 RBX: ffffea000289d640 RCX: ffff8880a8058440 [ 171.810510][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea000289d640 [ 171.821943][ C1] RBP: ffffc90002bd78f8 R08: dffffc0000000000 R09: fffffbfff120248a [ 171.833260][ C1] R10: fffffbfff120248a R11: 0000000000000000 R12: ffff888095337720 [ 171.845495][ C1] R13: dffffc0000000000 R14: 1ffff11012a66ee4 R15: ffff8880a737f9e8 [ 171.854140][ C1] ? free_thread_stack+0x124/0x590 [ 171.860119][ C1] free_thread_stack+0x12e/0x590 [ 171.866595][ C1] put_task_stack+0xa3/0x130 [ 171.871603][ C1] finish_task_switch+0x3f1/0x550 [ 171.877888][ C1] __schedule+0x9a8/0xcc0 [ 171.883399][ C1] ? ___preempt_schedule+0x16/0x18 [ 171.892129][ C1] preempt_schedule+0xdb/0x120 [ 171.898197][ C1] ___preempt_schedule+0x16/0x18 [ 171.904146][ C1] _raw_spin_unlock_irqrestore+0xcc/0xe0 [ 171.910902][ C1] __call_srcu+0x7ab/0xb00 [ 171.916049][ C1] __synchronize_srcu+0x1cf/0x260 [ 171.925407][ C1] ? rcu_read_lock_any_held+0x1a0/0x1a0 [ 171.931891][ C1] synchronize_srcu+0x2cb/0x2f0 [ 171.937027][ C1] fsnotify_connector_destroy_workfn+0x44/0xb0 [ 171.943360][ C1] process_one_work+0x7ef/0x10d0 [ 171.948475][ C1] worker_thread+0xc01/0x1630 [ 171.953178][ C1] kthread+0x332/0x350 [ 171.957321][ C1] ? rcu_lock_release+0x30/0x30 [ 171.962160][ C1] ? kthread_blkcg+0xe0/0xe0 [ 171.971536][ C1] ret_from_fork+0x24/0x30