[ 41.714698][ T25] audit: type=1800 audit(1575437116.695:27): pid=7922 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 41.736209][ T25] audit: type=1800 audit(1575437116.695:28): pid=7922 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. [ 42.499015][ T25] audit: type=1800 audit(1575437117.545:29): pid=7922 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 [ 42.518192][ T25] audit: type=1800 audit(1575437117.555:30): pid=7922 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2423 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.199' (ECDSA) to the list of known hosts. 2019/12/04 05:25:26 fuzzer started 2019/12/04 05:25:28 dialing manager at 10.128.0.26:42111 2019/12/04 05:25:28 syscalls: 2689 2019/12/04 05:25:28 code coverage: enabled 2019/12/04 05:25:28 comparison tracing: enabled 2019/12/04 05:25:28 extra coverage: extra coverage is not supported by the kernel 2019/12/04 05:25:28 setuid sandbox: enabled 2019/12/04 05:25:28 namespace sandbox: enabled 2019/12/04 05:25:28 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/04 05:25:28 fault injection: enabled 2019/12/04 05:25:28 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/04 05:25:28 net packet injection: enabled 2019/12/04 05:25:28 net device setup: enabled 2019/12/04 05:25:28 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/04 05:25:28 devlink PCI setup: PCI device 0000:00:10.0 is not available 05:25:29 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x1ff}, 0x0) sched_setattr(0x0, &(0x7f0000000080)={0x30, 0x2, 0x0, 0x0, 0x3}, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 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) r0 = open(0x0, 0x141042, 0x0) r1 = syz_open_dev$loop(&(0x7f0000000180)='/dev/loop#\x00', 0x0, 0x0) r2 = openat$md(0xffffffffffffff9c, &(0x7f0000000040)='/dev/md0\x00', 0x4100, 0x0) openat$cgroup_int(0xffffffffffffffff, &(0x7f0000000440)='cpuset.cpus\x00\xaa\xef+e\xcb\x98\xe6xm\xbe\xf2F\x96%\x12G\xc8X`\xed\xbe\xce\xdea', 0x2, 0x0) ioctl$LOOP_CHANGE_FD(r1, 0x4c00, r2) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x10, &(0x7f0000000240), 0x4) setsockopt$inet6_mtu(r0, 0x29, 0x17, &(0x7f0000000100)=0x2, 0x4) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x0) r3 = openat$audio(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/audio\x00', 0x0, 0x0) r4 = socket$inet(0x2, 0x6, 0x0) ioctl$sock_SIOCETHTOOL(r4, 0x8946, &(0x7f0000000080)={'team0\x00', &(0x7f00000000c0)=@ethtool_link_settings={0x4c, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}}) getsockopt$inet_sctp_SCTP_GET_ASSOC_STATS(r4, 0x84, 0x70, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x0, 0x8, @local, 0xffffffff}}, [0x44, 0xe0, 0x4, 0x9, 0x3, 0x0, 0x7, 0x5, 0x80, 0x4, 0x0, 0x4, 0x2, 0x7, 0x3]}, &(0x7f0000000140)=0x100) setsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(r3, 0x84, 0x7b, &(0x7f00000001c0)={r5}, 0x8) write$P9_RXATTRWALK(0xffffffffffffffff, &(0x7f0000000000)={0xf, 0x1f, 0x2, 0x2}, 0xf) 05:25:29 executing program 1: r0 = socket$inet6(0xa, 0x3, 0x7) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000000100)={@loopback, 0x800, 0x0, 0x2000000000903, 0x1}, 0x20) setsockopt$inet6_int(r0, 0x29, 0x1000000000021, &(0x7f00000005c0)=0x7fff, 0x4) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x380000, @loopback}, 0x1c) sendmmsg$alg(r0, &(0x7f00000000c0)=[{0x0, 0xff00, 0x0, 0x0, &(0x7f0000002780)=[@op={0x18, 0x29, 0xb}], 0x18}], 0x146, 0x0) syzkaller login: [ 54.538304][ T8090] IPVS: ftp: loaded support on port[0] = 21 05:25:29 executing program 2: perf_event_open(&(0x7f0000000180)={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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$tipc2(&(0x7f00000001c0)='TIPCv2\x00') sendmsg$TIPC_NL_UDP_GET_REMOTEIP(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000080)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="030b00000000000000000700000018000100140b0100657468fffeffffffff6291e5490f065b"], 0x2c}}, 0x0) [ 54.685596][ T8090] chnl_net:caif_netlink_parms(): no params data found [ 54.731023][ T8093] IPVS: ftp: loaded support on port[0] = 21 [ 54.808774][ T8090] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.830179][ T8090] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.837927][ T8090] device bridge_slave_0 entered promiscuous mode [ 54.879461][ T8095] IPVS: ftp: loaded support on port[0] = 21 [ 54.885829][ T8090] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.893169][ T8090] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.904477][ T8090] device bridge_slave_1 entered promiscuous mode 05:25:30 executing program 3: r0 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) connect$netrom(r0, &(0x7f0000000000)={{0x6, @rose}, [@rose, @rose, @default, @netrom, @bcast, @rose, @rose, @null]}, 0x48) connect$netrom(r0, 0x0, 0x0) [ 54.997927][ T8090] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.022919][ T8090] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 55.055746][ T8093] chnl_net:caif_netlink_parms(): no params data found [ 55.108219][ T8090] team0: Port device team_slave_0 added [ 55.116117][ T8090] team0: Port device team_slave_1 added [ 55.177046][ T8098] IPVS: ftp: loaded support on port[0] = 21 05:25:30 executing program 4: socket$inet_tcp(0x2, 0x1, 0x0) openat$proc_capi20ncci(0xffffffffffffff9c, 0x0, 0x0, 0x0) fcntl$dupfd(0xffffffffffffffff, 0x0, 0xffffffffffffffff) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x81, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$video(&(0x7f0000000080)='/dev/video#\x00', 0x0, 0x0) ioctl$VIDIOC_S_INPUT(r0, 0xc0045627, &(0x7f00000000c0)) openat$audio(0xffffffffffffff9c, &(0x7f0000000240)='/dev/audio\x00', 0x0, 0x0) getsockopt$XDP_STATISTICS(0xffffffffffffffff, 0x11b, 0x7, &(0x7f0000000000), &(0x7f0000000140)=0x18) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f00000001c0)={0x1, 0x0, 0x0, 0x6}, 0xfdbd) ioctl$sock_bt_hidp_HIDPGETCONNINFO(0xffffffffffffffff, 0x800448d3, 0x0) clone(0x700, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) ioctl$BLKTRACETEARDOWN(0xffffffffffffffff, 0x1276, 0x0) add_key(0x0, &(0x7f00000000c0), 0x0, 0x0, 0xfffffffffffffffb) syz_init_net_socket$nfc_llcp(0x27, 0x4, 0x1) socket$inet(0x2, 0x4000000000000001, 0x0) pipe(&(0x7f0000000600)) [ 55.242943][ T8090] device hsr_slave_0 entered promiscuous mode [ 55.290751][ T8090] device hsr_slave_1 entered promiscuous mode [ 55.348881][ T8093] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.370220][ T8093] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.378208][ T8093] device bridge_slave_0 entered promiscuous mode [ 55.394568][ T8095] chnl_net:caif_netlink_parms(): no params data found [ 55.430340][ T8093] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.437403][ T8093] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.446408][ T8093] device bridge_slave_1 entered promiscuous mode 05:25:30 executing program 5: r0 = socket$inet6_udplite(0xa, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f00000000c0)="06b52600000000007b3071") r1 = socket$inet(0x2, 0x2, 0x0) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) write$cgroup_int(r2, &(0x7f0000000140), 0xff4d) ioctl(r2, 0x1, &(0x7f0000000100)) bind$inet(r1, &(0x7f0000000200)={0x2, 0x1004e20, @loopback}, 0x10) sendto$inet(r1, &(0x7f0000000000)="6812334f6743a747f8bf094356", 0xd, 0x8800, &(0x7f00000000c0)={0x2, 0x4e21, @remote}, 0x10) connect$inet(r1, &(0x7f00000002c0)={0x2, 0x4e20, @empty}, 0x10) sendto$inet(r1, &(0x7f0000000100)='\x00', 0x38, 0x4088, 0x0, 0x0) recvmsg(r1, &(0x7f0000001900)={0x0, 0x0, &(0x7f0000001780)=[{&(0x7f0000000500)=""/4096, 0x1000}], 0x1}, 0x0) [ 55.494785][ T8101] IPVS: ftp: loaded support on port[0] = 21 [ 55.529852][ T8090] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 55.583605][ T8090] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 55.650716][ T8093] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.662169][ T8093] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 55.674239][ T8090] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 55.707494][ T8095] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.714698][ T8095] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.722881][ T8095] device bridge_slave_0 entered promiscuous mode [ 55.734551][ T8095] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.742150][ T8095] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.749738][ T8095] device bridge_slave_1 entered promiscuous mode [ 55.779562][ T8103] IPVS: ftp: loaded support on port[0] = 21 [ 55.785857][ T8090] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 55.866271][ T8098] chnl_net:caif_netlink_parms(): no params data found [ 55.885562][ T8093] team0: Port device team_slave_0 added [ 55.897286][ T8095] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.911323][ T8093] team0: Port device team_slave_1 added [ 55.927643][ T8098] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.935803][ T8098] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.943462][ T8098] device bridge_slave_0 entered promiscuous mode [ 55.951924][ T8095] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.032819][ T8093] device hsr_slave_0 entered promiscuous mode [ 56.100479][ T8093] device hsr_slave_1 entered promiscuous mode [ 56.150211][ T8093] debugfs: Directory 'hsr0' with parent '/' already present! [ 56.161021][ T8098] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.168077][ T8098] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.176417][ T8098] device bridge_slave_1 entered promiscuous mode [ 56.198969][ T8098] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.212586][ T8095] team0: Port device team_slave_0 added [ 56.222421][ T8095] team0: Port device team_slave_1 added [ 56.243682][ T8098] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.312625][ T8095] device hsr_slave_0 entered promiscuous mode [ 56.380376][ T8095] device hsr_slave_1 entered promiscuous mode [ 56.430249][ T8095] debugfs: Directory 'hsr0' with parent '/' already present! [ 56.491186][ T8098] team0: Port device team_slave_0 added [ 56.499546][ T8098] team0: Port device team_slave_1 added [ 56.508084][ T8101] chnl_net:caif_netlink_parms(): no params data found [ 56.516325][ T8093] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 56.553938][ T8093] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 56.631851][ T8093] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 56.732330][ T8093] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 56.781382][ T8095] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 56.813934][ T8095] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 56.922759][ T8098] device hsr_slave_0 entered promiscuous mode [ 56.950947][ T8098] device hsr_slave_1 entered promiscuous mode [ 57.020221][ T8098] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.039206][ T8095] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 57.091789][ T8095] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 57.167584][ T8101] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.175893][ T8101] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.183659][ T8101] device bridge_slave_0 entered promiscuous mode [ 57.196002][ T8101] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.203848][ T8101] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.213800][ T8101] device bridge_slave_1 entered promiscuous mode [ 57.233394][ T8101] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.251735][ T8101] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.283553][ T8103] chnl_net:caif_netlink_parms(): no params data found [ 57.315845][ T8103] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.323339][ T8103] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.331293][ T8103] device bridge_slave_0 entered promiscuous mode [ 57.343263][ T8098] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 57.393224][ T8098] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 57.467018][ T8090] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.476082][ T8101] team0: Port device team_slave_0 added [ 57.482324][ T8103] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.489361][ T8103] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.497449][ T8103] device bridge_slave_1 entered promiscuous mode [ 57.505020][ T8098] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 57.573174][ T8098] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 57.642198][ T8101] team0: Port device team_slave_1 added [ 57.672650][ T8103] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.697176][ T8090] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.706267][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.714416][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.725022][ T8103] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.745219][ T8103] team0: Port device team_slave_0 added [ 57.752790][ T8103] team0: Port device team_slave_1 added [ 57.803112][ T8101] device hsr_slave_0 entered promiscuous mode [ 57.841995][ T8101] device hsr_slave_1 entered promiscuous mode [ 57.880557][ T8101] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.909070][ T8095] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.918983][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 57.928493][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 57.939016][ T2724] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.946154][ T2724] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.954051][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 57.962696][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 57.971179][ T2724] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.978232][ T2724] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.985792][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 57.994173][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 58.052750][ T8103] device hsr_slave_0 entered promiscuous mode [ 58.093031][ T8103] device hsr_slave_1 entered promiscuous mode [ 58.130325][ T8103] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.139595][ T8093] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.151219][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 58.189144][ T8093] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.209058][ T8103] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 58.243315][ T8103] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 58.311878][ T8104] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.322210][ T8104] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.329820][ T8104] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 58.339961][ T8104] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 58.355278][ T8098] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.374463][ T8101] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 58.405052][ T8101] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 58.461969][ T8103] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 58.512096][ T8104] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 58.519890][ T8104] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.531304][ T8104] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.539507][ T8104] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.546584][ T8104] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.554412][ T8104] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 58.563205][ T8104] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.572113][ T8104] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.579194][ T8104] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.586736][ T8104] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.594535][ T8104] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.603269][ T8104] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 58.611179][ T8104] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 58.622879][ T8095] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.636474][ T8101] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 58.672203][ T8103] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 58.701781][ T8108] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.713559][ T8108] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.721185][ T8108] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 58.729496][ T8108] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 58.738180][ T8108] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 58.747076][ T8108] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 58.762911][ T8098] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.773799][ T8090] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 58.785359][ T8090] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 58.794054][ T8101] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 58.842405][ T8108] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.851170][ T8108] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.859473][ T8108] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.866591][ T8108] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.874319][ T8108] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 58.883807][ T8108] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.892223][ T8108] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.899246][ T8108] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.907317][ T8108] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 58.915758][ T8108] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 58.924018][ T8108] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 58.932088][ T8108] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 58.940613][ T8108] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 58.948974][ T8108] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 58.957386][ T8108] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 58.965496][ T8108] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 58.995335][ T8093] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 59.009670][ T8093] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 59.046753][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.055255][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.064411][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.071534][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.079053][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.087668][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.096075][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.104460][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.111506][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.119079][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.127749][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.136017][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.144549][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.153091][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.161555][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.169644][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.177868][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.185985][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.194242][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.203095][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.211534][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.219660][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.227805][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.236549][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.245126][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.253301][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.261844][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.270016][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.278229][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.286882][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.294698][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.302537][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.310527][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.345217][ T8098] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 59.358135][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 59.366664][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 59.375328][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.383871][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.396810][ T8090] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 59.423011][ T8095] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 59.457879][ T8104] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.466948][ T8104] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.491970][ T8093] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 59.505175][ T8098] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 59.516261][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 59.524076][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 59.531846][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 59.539187][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 59.553543][ T8103] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.565542][ T8101] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.580367][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.587916][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.611226][ T8103] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.644739][ T8101] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.662996][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 59.671157][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 59.678617][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.686608][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 164.680036][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 164.686815][ C1] rcu: 1-...!: (1 GPs behind) idle=eee/1/0x4000000000000002 softirq=10512/10516 fqs=40 [ 164.696756][ C1] (t=10500 jiffies g=6105 q=228) [ 164.701771][ C1] rcu: rcu_preempt kthread starved for 10419 jiffies! g6105 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 164.712859][ C1] rcu: RCU grace-period kthread stack dump: [ 164.718731][ C1] rcu_preempt R running task 29032 10 2 0x80004000 [ 164.726614][ C1] Call Trace: [ 164.729894][ C1] __schedule+0x9a0/0xcc0 [ 164.734217][ C1] schedule+0x181/0x210 [ 164.738359][ C1] schedule_timeout+0x14f/0x240 [ 164.743193][ C1] ? run_local_timers+0x120/0x120 [ 164.748209][ C1] rcu_gp_kthread+0xed8/0x1770 [ 164.752967][ C1] kthread+0x332/0x350 [ 164.757018][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 164.762115][ C1] ? kthread_blkcg+0xe0/0xe0 [ 164.766696][ C1] ret_from_fork+0x24/0x30 [ 164.771116][ C1] NMI backtrace for cpu 1 [ 164.775434][ C1] CPU: 1 PID: 8090 Comm: syz-executor.0 Not tainted 5.4.0-syzkaller #0 [ 164.783648][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 164.793686][ C1] Call Trace: [ 164.796957][ C1] [ 164.799795][ C1] dump_stack+0x1fb/0x318 [ 164.804113][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 164.808945][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 164.815085][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 164.821136][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 164.827102][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 164.832980][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 164.838080][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 164.843265][ C1] ? trace_hardirqs_off+0x74/0x80 [ 164.848275][ C1] update_process_times+0x12d/0x180 [ 164.853461][ C1] tick_sched_timer+0x263/0x420 [ 164.858294][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 164.863849][ C1] __hrtimer_run_queues+0x403/0x840 [ 164.869055][ C1] hrtimer_interrupt+0x38c/0xda0 [ 164.874015][ C1] ? debug_smp_processor_id+0x9/0x20 [ 164.879301][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 164.884836][ C1] apic_timer_interrupt+0xf/0x20 [ 164.889753][ C1] [ 164.892681][ C1] RIP: 0010:free_thread_stack+0x133/0x590 [ 164.898389][ C1] Code: 00 ea ff ff 48 01 c7 be 03 00 00 00 e8 06 a2 60 00 e9 5d 04 00 00 e8 5c 2d 2e 00 48 89 df 31 f6 e8 42 af 6e 00 43 80 3c 2e 00 <74> 08 4c 89 e7 e8 43 a4 69 00 49 8b 1c 24 48 83 c3 08 48 89 d8 48 [ 164.917987][ C1] RSP: 0018:ffffc900021b7bd0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 164.926385][ C1] RAX: 0000000000000001 RBX: ffffea0002505880 RCX: 0000000000000000 [ 164.934343][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea0002505880 [ 164.942301][ C1] RBP: ffffc900021b7c08 R08: dffffc0000000000 R09: fffffbfff120248a [ 164.950258][ C1] R10: fffffbfff120248a R11: 0000000000000000 R12: ffff88809ffd07a0 [ 164.958215][ C1] R13: dffffc0000000000 R14: 1ffff11013ffa0f4 R15: ffff88809e151768 [ 164.966197][ C1] put_task_stack+0xa3/0x130 [ 164.970798][ C1] finish_task_switch+0x3f1/0x550 [ 164.975833][ C1] __schedule+0x9a8/0xcc0 [ 164.980177][ C1] schedule+0x181/0x210 [ 164.984320][ C1] do_nanosleep+0x1d0/0x6c0 [ 164.988825][ C1] hrtimer_nanosleep+0x3a6/0x5b0 [ 164.993790][ C1] ? trace_hrtimer_expire_exit+0x2d0/0x2d0 [ 164.999939][ C1] __x64_sys_nanosleep+0x186/0x1d0 [ 165.005044][ C1] do_syscall_64+0xf7/0x1c0 [ 165.009536][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 165.015417][ C1] RIP: 0033:0x458b20 [ 165.019299][ C1] 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 [ 165.038888][ C1] RSP: 002b:00007ffd9c411498 EFLAGS: 00000246 ORIG_RAX: 0000000000000023 [ 165.047283][ C1] RAX: ffffffffffffffda RBX: 000000000000e8fd RCX: 0000000000458b20 [ 165.055236][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007ffd9c4114a0 [ 165.063195][ C1] RBP: 0000000000000002 R08: 0000000000000001 R09: 0000000001c86940 [ 165.071149][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 165.079105][ C1] R13: 00007ffd9c4114f0 R14: 000000000000e8e0 R15: 00007ffd9c411500