[ 42.230228][ T25] audit: type=1800 audit(1575418804.050:26): pid=7956 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 42.271256][ T25] audit: type=1800 audit(1575418804.060:27): pid=7956 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 42.304818][ T25] audit: type=1800 audit(1575418804.060:28): pid=7956 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. [ 43.140289][ T25] audit: type=1800 audit(1575418804.980:29): pid=7956 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 '10.128.0.56' (ECDSA) to the list of known hosts. 2019/12/04 00:20:13 fuzzer started 2019/12/04 00:20:15 dialing manager at 10.128.0.26:42111 2019/12/04 00:20:15 syscalls: 2689 2019/12/04 00:20:15 code coverage: enabled 2019/12/04 00:20:15 comparison tracing: enabled 2019/12/04 00:20:15 extra coverage: extra coverage is not supported by the kernel 2019/12/04 00:20:15 setuid sandbox: enabled 2019/12/04 00:20:15 namespace sandbox: enabled 2019/12/04 00:20:15 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/04 00:20:15 fault injection: enabled 2019/12/04 00:20:15 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/04 00:20:15 net packet injection: enabled 2019/12/04 00:20:15 net device setup: enabled 2019/12/04 00:20:15 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/04 00:20:15 devlink PCI setup: PCI device 0000:00:10.0 is not available 00:20:16 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x38, 0x10, 0x705, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x3}, [@IFLA_LINKINFO={0x18, 0x12, @sit={{0x8, 0x1, 'sit\x00'}, {0xc, 0x2, [@tunl_policy=[@IFLA_IPTUN_LINK={0x8, 0x3, r4}]]}}}]}, 0x38}}, 0x0) 00:20:16 executing program 1: mknod(&(0x7f00000005c0)='./bus\x00', 0x0, 0x0) setreuid(0x0, 0xee00) lgetxattr(&(0x7f0000000080)='./bus\x00', &(0x7f00000000c0)=@known='com.apple.system.Security\x00', 0x0, 0x0) syzkaller login: [ 54.717275][ T8119] IPVS: ftp: loaded support on port[0] = 21 [ 54.837700][ T8119] chnl_net:caif_netlink_parms(): no params data found 00:20:16 executing program 2: r0 = socket$isdn_base(0x22, 0x3, 0x0) ioctl$IMGETVERSION(r0, 0x80044942, &(0x7f0000000140)) [ 54.918521][ T8119] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.928967][ T8119] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.938571][ T8119] device bridge_slave_0 entered promiscuous mode [ 54.956333][ T8122] IPVS: ftp: loaded support on port[0] = 21 [ 54.964820][ T8119] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.975982][ T8119] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.993688][ T8119] device bridge_slave_1 entered promiscuous mode [ 55.055756][ T8119] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.074152][ T8119] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 55.104101][ T8124] IPVS: ftp: loaded support on port[0] = 21 [ 55.157114][ T8119] team0: Port device team_slave_0 added [ 55.185622][ T8119] team0: Port device team_slave_1 added 00:20:17 executing program 3: bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x8, 0x1d, &(0x7f0000001f40)=ANY=[@ANYBLOB="1e00ed6c5ec5c37901243c9a9fd10969673f79c5087a59a31251a1d3dd251b90b5d2ba502bc1565200d9f97390663301d4d663e4221cab091aa7a7382862a4fba28a7180a662f0b349177987c90320159865cbeffb325aaeb94d359518fd79e95fb4a72424d2d5776c2e639fc616cdd079933c237ede2cd6e5eb0bfad1ccb2f4c7e5484d1a0e60f499d2fe0dcf16c5f6f51082aedf3dc13e86bacdafa90966210846c85a41eb671bf8cf4d51c38051f8ef53d1de199c6c6d3f048e2c305381a7f70f27c1fa04acd3a4ba0d2c66ac345ebe0d63a9c5bb2d298d0f0770d8439464089a908c68f02410063754"], &(0x7f0000000080)='GPL\x00', 0x5, 0xa8, &(0x7f00000002c0)=""/168, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x70) recvmsg$kcm(0xffffffffffffffff, 0x0, 0x12040) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000002b80)}, 0x800) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x7a05, 0x1700) bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000140)={&(0x7f0000000780)=ANY=[], &(0x7f0000000200)=""/138, 0x0, 0x8a}, 0x20) bpf$OBJ_GET_PROG(0x7, &(0x7f0000000bc0)={0x0}, 0x10) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffc, 0x0, @perf_bp={&(0x7f0000000180)}, 0x0, 0x0, 0x80000001}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) openat$cgroup_type(0xffffffffffffffff, &(0x7f0000000000)='cgroup.type\x00', 0x2, 0x0) recvmsg(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f00000008c0)=@in6={0xa, 0x0, 0x0, @mcast1}, 0x80, &(0x7f0000000600)=[{0x0}, {&(0x7f0000000940)=""/178, 0xb2}], 0x2, &(0x7f0000000a00)=""/70, 0x46}, 0x40000000) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000100)='/\x02roup.stap\x00', 0x2761, 0x0) socketpair(0x14, 0x800, 0x7f, &(0x7f00000025c0)={0xffffffffffffffff}) r1 = bpf$OBJ_GET_PROG(0x7, &(0x7f0000002640)={&(0x7f0000002600)='./file0\x00', 0x0, 0x10}, 0x10) setsockopt$sock_attach_bpf(r0, 0x1, 0x32, &(0x7f0000002680)=r1, 0x4) bpf$BPF_MAP_GET_FD_BY_ID(0xe, 0x0, 0x0) ioctl$PERF_EVENT_IOC_PERIOD(0xffffffffffffffff, 0x4030582a, &(0x7f0000000000)) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) recvmsg(0xffffffffffffffff, 0x0, 0x0) openat$cgroup(0xffffffffffffffff, &(0x7f0000000140)='syz1\x00', 0x200002, 0x0) mkdirat$cgroup(0xffffffffffffffff, &(0x7f00000002c0)='//z0\xff', 0x1c0) [ 55.210981][ T8122] chnl_net:caif_netlink_parms(): no params data found [ 55.295594][ T8119] device hsr_slave_0 entered promiscuous mode 00:20:17 executing program 4: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0xeb, 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, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000600)='/dev/rfkill\x00', 0x101012, 0x0) r1 = memfd_create(&(0x7f0000000080)='/dev/dsp\x00', 0x0) write$binfmt_aout(r1, &(0x7f00000000c0)=ANY=[@ANYBLOB="4000008000"], 0x5) write$binfmt_aout(r1, &(0x7f0000000040)=ANY=[@ANYRESOCT], 0x17) sendfile(r0, r1, &(0x7f0000000000), 0x7fffffffffffffff) [ 55.382377][ T8119] device hsr_slave_1 entered promiscuous mode [ 55.550101][ T8127] IPVS: ftp: loaded support on port[0] = 21 [ 55.556446][ T8122] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.564754][ T8122] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.582854][ T8122] device bridge_slave_0 entered promiscuous mode [ 55.602642][ T8122] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.609714][ T8122] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.632416][ T8122] device bridge_slave_1 entered promiscuous mode [ 55.675330][ T8124] chnl_net:caif_netlink_parms(): no params data found [ 55.685791][ T8130] IPVS: ftp: loaded support on port[0] = 21 00:20:17 executing program 5: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0xb, 0x7f, 0x7, 0x5, 0x1}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000140)={r0, &(0x7f0000000040), &(0x7f0000000080)}, 0x20) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000000080)={r0, 0x0, &(0x7f00000003c0)=""/140}, 0x18) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0xb, 0x7f, 0x7, 0x5, 0x1}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000140)={r1, &(0x7f0000000040), &(0x7f0000000080)}, 0x20) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000000)={r1, 0x0, 0x0}, 0x18) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000001c0)={r1, &(0x7f0000000000), &(0x7f0000000080)}, 0x20) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000000180)={r1, &(0x7f00000003c0), 0x0}, 0x18) [ 55.753624][ T8122] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.788048][ T8122] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 55.818168][ T8124] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.830251][ T8124] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.838510][ T8124] device bridge_slave_0 entered promiscuous mode [ 55.857653][ T8119] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 55.913414][ T8119] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 55.966909][ T8119] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 56.033164][ T8124] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.040245][ T8124] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.050345][ T8124] device bridge_slave_1 entered promiscuous mode [ 56.067937][ T8122] team0: Port device team_slave_0 added [ 56.075732][ T8122] team0: Port device team_slave_1 added [ 56.123630][ T8122] device hsr_slave_0 entered promiscuous mode [ 56.182166][ T8122] device hsr_slave_1 entered promiscuous mode [ 56.221977][ T8122] debugfs: Directory 'hsr0' with parent '/' already present! [ 56.229721][ T8119] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 56.290739][ T8124] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.308202][ T8132] IPVS: ftp: loaded support on port[0] = 21 [ 56.339931][ T8124] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.392983][ T8122] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 56.443278][ T8127] chnl_net:caif_netlink_parms(): no params data found [ 56.451954][ T8122] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 56.496003][ T8122] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 56.600526][ T8122] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 56.658419][ T8124] team0: Port device team_slave_0 added [ 56.667573][ T8124] team0: Port device team_slave_1 added [ 56.676972][ T8127] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.684179][ T8127] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.693926][ T8127] device bridge_slave_0 entered promiscuous mode [ 56.704094][ T8127] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.711142][ T8127] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.719362][ T8127] device bridge_slave_1 entered promiscuous mode [ 56.746225][ T8130] chnl_net:caif_netlink_parms(): no params data found [ 56.784017][ T8127] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.796762][ T8127] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.855126][ T8124] device hsr_slave_0 entered promiscuous mode [ 56.922125][ T8124] device hsr_slave_1 entered promiscuous mode [ 56.992378][ T8124] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.020191][ T8127] team0: Port device team_slave_0 added [ 57.030681][ T8127] team0: Port device team_slave_1 added [ 57.083616][ T8127] device hsr_slave_0 entered promiscuous mode [ 57.122174][ T8127] device hsr_slave_1 entered promiscuous mode [ 57.162013][ T8127] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.182770][ T8130] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.189851][ T8130] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.206284][ T8130] device bridge_slave_0 entered promiscuous mode [ 57.214577][ T8130] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.221642][ T8130] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.229752][ T8130] device bridge_slave_1 entered promiscuous mode [ 57.259084][ T8127] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 57.308144][ T8127] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 57.361084][ T8127] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 57.418051][ T8127] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 57.478311][ T8132] chnl_net:caif_netlink_parms(): no params data found [ 57.493035][ T8119] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.504516][ T8130] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.516685][ T8130] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.552577][ T8130] team0: Port device team_slave_0 added [ 57.560163][ T8130] team0: Port device team_slave_1 added [ 57.566792][ T8124] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 57.603460][ T8124] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 57.643647][ T8124] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 57.714178][ T8124] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 57.805128][ T8130] device hsr_slave_0 entered promiscuous mode [ 57.862373][ T8130] device hsr_slave_1 entered promiscuous mode [ 57.902228][ T8130] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.920688][ T2961] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.929296][ T2961] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.944934][ T8119] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.967258][ T8132] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.975343][ T8132] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.984067][ T8132] device bridge_slave_0 entered promiscuous mode [ 57.991595][ T8132] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.998863][ T8132] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.006968][ T8132] device bridge_slave_1 entered promiscuous mode [ 58.035524][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.044408][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.053614][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.060724][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.069898][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 58.091554][ T8132] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.104076][ T8122] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.117492][ T8132] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.155494][ T8133] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 58.164353][ T8133] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.172935][ T8133] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.180000][ T8133] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.189177][ T8132] team0: Port device team_slave_0 added [ 58.198535][ T8132] team0: Port device team_slave_1 added [ 58.206314][ T8130] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 58.264113][ T8130] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 58.318552][ T8130] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 58.374254][ T8130] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 58.407708][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 58.428978][ T8127] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.454336][ T2961] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 58.464459][ T2961] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 58.473436][ T2961] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 58.482388][ T2961] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 58.498125][ T8119] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 58.509584][ T8119] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 58.554994][ T8132] device hsr_slave_0 entered promiscuous mode [ 58.592317][ T8132] device hsr_slave_1 entered promiscuous mode [ 58.642942][ T8132] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.665530][ T2961] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 58.675344][ T2961] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 58.685074][ T2961] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 58.693624][ T2961] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 58.702833][ T2961] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 58.711002][ T2961] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 58.720266][ T2961] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 58.741117][ T8124] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.755761][ T8122] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.764826][ T2961] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.776629][ T2961] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.784517][ T2961] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.792475][ T2961] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.821759][ T8132] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 58.876272][ T8132] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 58.935886][ T8127] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.946576][ T8130] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.954077][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.962812][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.971583][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.978769][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.986932][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 58.994967][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 59.006121][ T8119] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 59.016441][ T8132] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 59.077834][ T8132] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 59.130350][ T8130] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.139144][ T8135] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.147541][ T8135] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.157773][ T8135] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.167217][ T8135] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.174463][ T8135] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.183261][ T8135] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.192360][ T8135] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.200685][ T8135] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.207928][ T8135] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.215517][ T8135] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.223392][ T8135] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.236480][ T8124] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.281349][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.290216][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.300948][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.309077][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.317673][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.326736][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.335743][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.344354][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.351534][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.359507][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.368371][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.377192][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.385983][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.394684][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.401886][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.409381][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.418260][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.426765][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.433887][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.441382][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.449967][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.460662][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.469004][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.477582][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.486055][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.493135][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.501705][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.519281][ T8133] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.528549][ T8133] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.537539][ T8133] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.548398][ T8133] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.557209][ T8133] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.565673][ T8133] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.575235][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.608462][ T8130] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 59.628266][ T8130] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.647170][ T8122] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 59.657663][ T8122] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 59.683972][ T8122] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 59.735741][ T8132] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.750885][ T8132] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.782111][ T8132] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 59.792722][ T8132] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 59.820255][ T8132] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 164.611798][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 164.618577][ C0] rcu: 0-...!: (10499 ticks this GP) idle=866/1/0x4000000000000002 softirq=11091/11091 fqs=11 [ 164.629128][ C0] (t=10501 jiffies g=6365 q=789) [ 164.634140][ C0] rcu: rcu_preempt kthread starved for 10480 jiffies! g6365 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 164.645222][ C0] rcu: RCU grace-period kthread stack dump: [ 164.651099][ C0] rcu_preempt R running task 29032 10 2 0x80004000 [ 164.658986][ C0] Call Trace: [ 164.662268][ C0] __schedule+0x9a0/0xcc0 [ 164.666592][ C0] schedule+0x181/0x210 [ 164.670733][ C0] schedule_timeout+0x14f/0x240 [ 164.675568][ C0] ? run_local_timers+0x120/0x120 [ 164.680581][ C0] rcu_gp_kthread+0xed8/0x1770 [ 164.685339][ C0] kthread+0x332/0x350 [ 164.689388][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 164.694484][ C0] ? kthread_blkcg+0xe0/0xe0 [ 164.699060][ C0] ret_from_fork+0x24/0x30 [ 164.703480][ C0] NMI backtrace for cpu 0 [ 164.707795][ C0] CPU: 0 PID: 8119 Comm: syz-executor.0 Not tainted 5.4.0-syzkaller #0 [ 164.716015][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 164.726056][ C0] Call Trace: [ 164.729324][ C0] [ 164.732161][ C0] dump_stack+0x1fb/0x318 [ 164.736481][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 164.741317][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 164.747464][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 164.753514][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 164.759482][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 164.765363][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 164.770464][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 164.775651][ C0] ? trace_hardirqs_off+0x74/0x80 [ 164.780665][ C0] update_process_times+0x12d/0x180 [ 164.785852][ C0] tick_sched_timer+0x263/0x420 [ 164.790688][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 164.796225][ C0] __hrtimer_run_queues+0x403/0x840 [ 164.801857][ C0] hrtimer_interrupt+0x38c/0xda0 [ 164.806800][ C0] ? debug_smp_processor_id+0x9/0x20 [ 164.812075][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 164.817609][ C0] apic_timer_interrupt+0xf/0x20 [ 164.822528][ C0] [ 164.825455][ C0] RIP: 0010:__sanitizer_cov_trace_pc+0x14/0x50 [ 164.831606][ C0] Code: 00 00 00 48 8b 3d 74 25 cd 07 48 89 de e8 64 02 3b 00 5b 5d c3 cc 48 8b 04 24 65 48 8b 0c 25 c0 1d 02 00 65 8b 15 b8 81 8b 7e c2 00 01 1f 00 75 2c 8b 91 80 13 00 00 83 fa 02 75 21 48 8b 91 [ 164.851194][ C0] RSP: 0018:ffffc90001f57bc8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 164.859589][ C0] RAX: ffffffff81486ea4 RBX: ffffea00027f2ec0 RCX: ffff88807f8ec140 [ 164.867557][ C0] RDX: 0000000000000001 RSI: 00000000fffffffc RDI: ffffea00027f2ec0 [ 164.875514][ C0] RBP: ffffc90001f57c08 R08: 000000000003a768 R09: ffffed10128aff3f [ 164.883472][ C0] R10: ffffed10128aff3f R11: 0000000000000000 R12: ffff8880914c8020 [ 164.891430][ C0] R13: dffffc0000000000 R14: 1ffff11012299004 R15: ffff88809457f9e8 [ 164.899397][ C0] ? free_thread_stack+0x124/0x590 [ 164.904509][ C0] ? free_thread_stack+0x124/0x590 [ 164.909622][ C0] put_task_stack+0xa3/0x130 [ 164.914195][ C0] finish_task_switch+0x3f1/0x550 [ 164.919213][ C0] __schedule+0x9a8/0xcc0 [ 164.923538][ C0] schedule+0x181/0x210 [ 164.927678][ C0] do_nanosleep+0x1d0/0x6c0 [ 164.932176][ C0] hrtimer_nanosleep+0x3a6/0x5b0 [ 164.937106][ C0] ? trace_hrtimer_expire_exit+0x2d0/0x2d0 [ 164.942901][ C0] __x64_sys_nanosleep+0x186/0x1d0 [ 164.948001][ C0] do_syscall_64+0xf7/0x1c0 [ 164.952495][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 164.958368][ C0] RIP: 0033:0x458b20 [ 164.962246][ 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 11 fe 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 [ 164.981834][ C0] RSP: 002b:00007ffd9f1643a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000023 [ 164.990242][ C0] RAX: ffffffffffffffda RBX: 000000000000e8b4 RCX: 0000000000458b20 [ 164.998206][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007ffd9f1643b0 [ 165.006166][ C0] RBP: 0000000000000002 R08: 0000000000000001 R09: 000000000281e940 [ 165.014122][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 165.022082][ C0] R13: 00007ffd9f164400 R14: 000000000000e8b4 R15: 00007ffd9f164410