[ 42.222847][ T25] audit: type=1800 audit(1575339704.973:26): pid=7995 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 42.243702][ T25] audit: type=1800 audit(1575339704.973:27): pid=7995 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 42.273283][ T25] audit: type=1800 audit(1575339704.983:28): pid=7995 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. [ 43.084332][ T25] audit: type=1800 audit(1575339705.853:29): pid=7995 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 '10.128.0.194' (ECDSA) to the list of known hosts. 2019/12/03 02:21:55 fuzzer started 2019/12/03 02:21:57 dialing manager at 10.128.0.26:38907 2019/12/03 02:21:57 syscalls: 2697 2019/12/03 02:21:57 code coverage: enabled 2019/12/03 02:21:57 comparison tracing: enabled 2019/12/03 02:21:57 extra coverage: extra coverage is not supported by the kernel 2019/12/03 02:21:57 setuid sandbox: enabled 2019/12/03 02:21:57 namespace sandbox: enabled 2019/12/03 02:21:57 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 02:21:57 fault injection: enabled 2019/12/03 02:21:57 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 02:21:57 net packet injection: enabled 2019/12/03 02:21:57 net device setup: enabled 2019/12/03 02:21:57 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 02:21:57 devlink PCI setup: PCI device 0000:00:10.0 is not available 02:21:58 executing program 0: bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0xa, 0x4, &(0x7f0000000040)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x6c}, [@ldst={0x4}]}, &(0x7f0000003ff6)='G\x00', 0x5, 0xfd90, &(0x7f000000cf3d)=""/195, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x0, 0x10, &(0x7f0000000080), 0xfffffffffffffffb}, 0x48) 02:21:58 executing program 1: r0 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x417500, 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, r0, 0x0) r1 = open(&(0x7f0000000140)='./bus\x00', 0x14103e, 0x0) accept$packet(r1, 0x0, 0x0) write$binfmt_elf64(r0, &(0x7f0000000340)=ANY=[@ANYBLOB="43f2f95db74441f2191b80df4305ad1f178604ec4503bbb286a6fcc9ea3dedf9e94f325b7c6133c1f0d64288f7fae986278726ce8f837a31c4d0b11ba08b03d3be70e4997f8b9844f0cdd23f4747d2a5ae518d84a298c2903b44969b8993c1d6b3"], 0x0) accept$packet(0xffffffffffffffff, 0x0, &(0x7f0000000000)) r2 = getpid() r3 = perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x1f, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x1000000000, 0x6}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$getown(r3, 0x9) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00000002c0)={0xffffffffffffffff, 0xc0, &(0x7f00000003c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000200), 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000200)={r2, 0xffffffffffffffff, 0x0, 0x12, &(0x7f00000001c0)='/dev/input/mouse#\x00', r4}, 0x30) bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000180)={0x0, 0xffffffffffffffff, 0x0, 0x1, &(0x7f00000000c0)='\x00', r4}, 0x30) r5 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_inet_SIOCADDRT(r5, 0x890b, &(0x7f0000000180)={0x0, {0x2, 0x4e22, @empty}, {0x2, 0x4e20, @loopback}, {0x2, 0x4e24, @empty}, 0x150}) r6 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000240)='/dev/dlm-control\x00', 0x4000, 0x0) ioctl$VHOST_VSOCK_SET_GUEST_CID(r6, 0x4008af60, &(0x7f0000000280)) r7 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r7, &(0x7f0000000000)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r7, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) shutdown(r7, 0x1) syzkaller login: [ 55.640154][ T8162] IPVS: ftp: loaded support on port[0] = 21 [ 55.807816][ T8165] IPVS: ftp: loaded support on port[0] = 21 [ 55.819204][ T8162] chnl_net:caif_netlink_parms(): no params data found 02:21:58 executing program 2: r0 = syz_open_dev$rtc(&(0x7f0000000100)='/dev/rtc#\x00', 0x0, 0x0) ioctl$RTC_PIE_OFF(r0, 0x7006) [ 55.896185][ T8162] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.905523][ T8162] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.914939][ T8162] device bridge_slave_0 entered promiscuous mode [ 55.938674][ T8162] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.947558][ T8162] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.955752][ T8162] device bridge_slave_1 entered promiscuous mode [ 56.036601][ T8162] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.049586][ T8162] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.079314][ T8162] team0: Port device team_slave_0 added [ 56.089622][ T8162] team0: Port device team_slave_1 added [ 56.096064][ T8165] chnl_net:caif_netlink_parms(): no params data found 02:21:58 executing program 3: preadv(0xffffffffffffffff, &(0x7f0000001240)=[{&(0x7f0000001100)=""/53, 0xfcd8}, {&(0x7f0000001340)=""/223, 0xdf}], 0x2, 0x0) r0 = socket$inet6(0xa, 0x80003, 0x8) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) setsockopt$inet6_int(r0, 0x29, 0x18, &(0x7f00000010c0)=0x916, 0x4) r1 = socket$packet(0x11, 0x3, 0x300) setsockopt$SO_ATTACH_FILTER(r1, 0x1, 0x1a, &(0x7f0000000180)={0x1, &(0x7f00000001c0)=[{0x6, 0x0, 0x0, 0x57d}]}, 0x10) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x10a, &(0x7f00000011c0)}}], 0x4000000000000ce, 0x0) [ 56.175777][ T8162] device hsr_slave_0 entered promiscuous mode [ 56.213301][ T8162] device hsr_slave_1 entered promiscuous mode [ 56.270476][ T8168] IPVS: ftp: loaded support on port[0] = 21 [ 56.343279][ T8165] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.350363][ T8165] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.374632][ T8165] device bridge_slave_0 entered promiscuous mode [ 56.384817][ T8165] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.391896][ T8165] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.414069][ T8165] device bridge_slave_1 entered promiscuous mode [ 56.428509][ T8170] IPVS: ftp: loaded support on port[0] = 21 02:21:59 executing program 4: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x81, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x4) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f0000000040)={0x10, 0xf0ffffff00000f00}, 0xc, &(0x7f0000000240)={&(0x7f00000000c0)={0x48, 0x14, 0x207, 0x0, 0x0, {0x2, 0xf0ffff, 0x600}, [@nested={0x0, 0x0, [@typed={0x300, 0x0, @fd}]}]}, 0x24c}}, 0x0) inotify_init() [ 56.441533][ T8162] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 56.485976][ T8162] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 56.547415][ T8162] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 56.594930][ T8162] netdevsim netdevsim0 netdevsim3: renamed from eth3 02:21:59 executing program 5: r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f00000000c0)="0800a1695e1dcfe87b1071") r1 = socket(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_TX_RING(r1, 0x10e, 0xc, &(0x7f0000000040)={0x7ff}, 0x17f) write(r1, &(0x7f000018efdc)="240000005a001f0014f9f407000904fcffffff1008000500feffffff0800000000000000", 0x24) [ 56.674521][ T8165] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.701047][ T8172] IPVS: ftp: loaded support on port[0] = 21 [ 56.709053][ T8162] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.716282][ T8162] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.724193][ T8162] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.731269][ T8162] bridge0: port 1(bridge_slave_0) entered forwarding state [ 56.756898][ T8165] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.820812][ T8168] chnl_net:caif_netlink_parms(): no params data found [ 56.842818][ T8165] team0: Port device team_slave_0 added [ 56.851843][ T8165] team0: Port device team_slave_1 added [ 56.888470][ T8174] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.896703][ T8174] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.926472][ T8176] IPVS: ftp: loaded support on port[0] = 21 [ 56.933024][ T8168] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.940094][ T8168] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.949305][ T8168] device bridge_slave_0 entered promiscuous mode [ 56.985824][ T8168] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.992918][ T8168] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.001082][ T8168] device bridge_slave_1 entered promiscuous mode [ 57.065220][ T8165] device hsr_slave_0 entered promiscuous mode [ 57.114299][ T8165] device hsr_slave_1 entered promiscuous mode [ 57.153428][ T8165] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.171600][ T8170] chnl_net:caif_netlink_parms(): no params data found [ 57.188100][ T8168] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.201130][ T8168] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.282404][ T8170] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.290214][ T8170] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.298545][ T8170] device bridge_slave_0 entered promiscuous mode [ 57.310242][ T8168] team0: Port device team_slave_0 added [ 57.322608][ T8170] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.330104][ T8170] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.337885][ T8170] device bridge_slave_1 entered promiscuous mode [ 57.345991][ T8165] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 57.388563][ T8165] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 57.447134][ T8168] team0: Port device team_slave_1 added [ 57.460314][ T8162] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.469400][ T8165] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 57.539482][ T8170] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.551345][ T8165] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 57.644848][ T8168] device hsr_slave_0 entered promiscuous mode [ 57.673394][ T8168] device hsr_slave_1 entered promiscuous mode [ 57.733176][ T8168] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.746845][ T8170] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.765772][ T8172] chnl_net:caif_netlink_parms(): no params data found [ 57.793435][ T8170] team0: Port device team_slave_0 added [ 57.801946][ T8170] team0: Port device team_slave_1 added [ 57.894818][ T8170] device hsr_slave_0 entered promiscuous mode [ 57.933381][ T8170] device hsr_slave_1 entered promiscuous mode [ 57.993439][ T8170] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.008146][ T8176] chnl_net:caif_netlink_parms(): no params data found [ 58.029623][ T3102] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.038339][ T3102] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.048699][ T8172] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.055893][ T8172] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.063948][ T8172] device bridge_slave_0 entered promiscuous mode [ 58.072124][ T8162] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.095852][ T8168] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 58.155664][ T8172] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.162809][ T8172] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.173769][ T8172] device bridge_slave_1 entered promiscuous mode [ 58.197328][ T8176] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.204506][ T8176] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.212223][ T8176] device bridge_slave_0 entered promiscuous mode [ 58.220334][ T8168] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 58.255191][ T8168] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 58.318811][ T8172] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.329180][ T8176] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.336346][ T8176] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.344813][ T8176] device bridge_slave_1 entered promiscuous mode [ 58.362741][ T8176] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.373328][ T8168] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 58.421680][ T8172] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.436752][ T8174] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.445265][ T8174] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.453873][ T8174] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.461178][ T8174] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.471156][ T8176] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.493482][ T8174] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 58.502031][ T8174] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.511322][ T8174] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.518422][ T8174] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.544076][ T8172] team0: Port device team_slave_0 added [ 58.552066][ T8172] team0: Port device team_slave_1 added [ 58.559780][ T8176] team0: Port device team_slave_0 added [ 58.566054][ T8170] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 58.594815][ T8170] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 58.661424][ T8176] team0: Port device team_slave_1 added [ 58.681913][ T8174] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 58.693915][ T8174] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 58.702480][ T8174] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 58.713515][ T8174] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 58.721815][ T8174] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 58.730899][ T8170] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 58.844847][ T8176] device hsr_slave_0 entered promiscuous mode [ 58.903353][ T8176] device hsr_slave_1 entered promiscuous mode [ 58.963128][ T8176] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.006239][ T8172] device hsr_slave_0 entered promiscuous mode [ 59.053785][ T8172] device hsr_slave_1 entered promiscuous mode [ 59.083066][ T8172] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.090652][ T8170] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 59.146163][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.155354][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.164045][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.172193][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.197668][ T8162] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 59.212549][ T8162] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.233144][ T8174] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.241444][ T8174] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.266363][ T8165] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.298573][ T8172] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 59.334587][ T8172] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 59.368814][ T8172] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 59.429762][ T8172] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 59.490713][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.499644][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.509655][ T8165] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.518747][ T8176] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 59.586533][ T8176] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 59.664518][ T8176] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 59.698205][ T8176] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 59.773243][ T8174] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 59.780790][ T8174] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 59.791239][ T8174] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.799986][ T8174] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.808568][ T8174] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.815686][ T8174] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.824423][ T8174] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.833863][ T8174] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.842079][ T8174] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.849418][ T8174] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.857714][ T8174] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.866593][ T8174] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.874954][ T8174] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.883499][ T8174] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.891717][ T8174] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.900677][ T8174] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.909019][ T8174] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.917316][ T8174] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.926163][ T8174] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.933996][ T8174] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.950443][ T8168] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.965824][ T8165] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 59.976921][ T8165] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.992230][ T8162] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.008701][ T8168] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.034057][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.042506][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.051588][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.059474][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.088722][ T8170] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.105732][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.115123][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.124119][ T43] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.131266][ T43] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.139030][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 60.146541][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 60.179532][ T3102] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.195223][ T3102] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.213738][ T3102] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.222310][ T3102] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.229547][ T3102] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.238104][ T3102] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.251940][ T3102] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.261196][ T3102] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.275685][ T3102] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.288001][ T3102] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.298653][ T3102] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.315022][ T3102] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.376177][ T8172] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.397754][ T8172] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.442786][ T8172] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 60.458492][ T8172] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 60.482084][ T8165] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.501631][ T8168] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 60.512496][ T8168] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 60.552722][ T8168] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 165.232924][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 165.239764][ C0] rcu: 0-....: (10499 ticks this GP) idle=42a/1/0x4000000000000002 softirq=11030/11030 fqs=2770 [ 165.250646][ C0] (t=10501 jiffies g=6281 q=726) [ 165.256096][ C0] rcu: rcu_preempt kthread starved for 4955 jiffies! g6281 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 165.269126][ C0] rcu: RCU grace-period kthread stack dump: [ 165.275024][ C0] rcu_preempt R running task 29032 10 2 0x80004000 [ 165.282911][ C0] Call Trace: [ 165.286197][ C0] __schedule+0x9a0/0xcc0 [ 165.290569][ C0] schedule+0x181/0x210 [ 165.294734][ C0] schedule_timeout+0x14f/0x240 [ 165.299736][ C0] ? run_local_timers+0x120/0x120 [ 165.304809][ C0] rcu_gp_kthread+0xed8/0x1770 [ 165.309702][ C0] kthread+0x332/0x350 [ 165.313790][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 165.318910][ C0] ? kthread_blkcg+0xe0/0xe0 [ 165.323499][ C0] ret_from_fork+0x24/0x30 [ 165.327954][ C0] NMI backtrace for cpu 0 [ 165.332302][ C0] CPU: 0 PID: 8184 Comm: syz-executor.0 Not tainted 5.4.0-syzkaller #0 [ 165.340545][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 165.351005][ C0] Call Trace: [ 165.354281][ C0] [ 165.357142][ C0] dump_stack+0x1fb/0x318 [ 165.361498][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 165.366526][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 165.372703][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 165.378795][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 165.384791][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 165.390690][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 165.395818][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 165.401009][ C0] ? trace_hardirqs_off+0x74/0x80 [ 165.406055][ C0] update_process_times+0x12d/0x180 [ 165.411274][ C0] tick_sched_timer+0x263/0x420 [ 165.416140][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 165.421684][ C0] __hrtimer_run_queues+0x403/0x840 [ 165.427024][ C0] hrtimer_interrupt+0x38c/0xda0 [ 165.431982][ C0] ? debug_smp_processor_id+0x9/0x20 [ 165.437289][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 165.442839][ C0] apic_timer_interrupt+0xf/0x20 [ 165.447773][ C0] [ 165.450708][ C0] RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x50 [ 165.456898][ C0] Code: 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 e5 53 48 89 fb e8 13 00 00 00 48 8b 3d 34 e7 cc 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 f7 c2 [ 165.476604][ C0] RSP: 0018:ffffc90002357420 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 165.485223][ C0] RAX: 1ffff11013505a61 RBX: ffffea0002308f40 RCX: ffff8880a86a6140 [ 165.493216][ C0] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea0002308f40 [ 165.501212][ C0] RBP: ffffc90002357460 R08: dffffc0000000000 R09: fffffbfff120248a [ 165.509180][ C0] R10: fffffbfff120248a R11: 0000000000000000 R12: ffff88809a82d3a0 [ 165.517159][ C0] R13: dffffc0000000000 R14: 1ffff11013505a74 R15: ffff8880a867f4e8 [ 165.525148][ C0] ? free_thread_stack+0x124/0x590 [ 165.530273][ C0] put_task_stack+0xa3/0x130 [ 165.534962][ C0] finish_task_switch+0x3f1/0x550 [ 165.539993][ C0] __schedule+0x9a8/0xcc0 [ 165.544341][ C0] preempt_schedule_irq+0xc1/0x140 [ 165.549459][ C0] retint_kernel+0x1b/0x2b [ 165.553880][ C0] RIP: 0010:unwind_next_frame+0x296/0x7a0 [ 165.559599][ C0] Code: 00 fc ff df 43 80 3c 27 00 74 08 4c 89 ef e8 a1 e4 7c 00 4d 8b 75 00 49 8d 9e e0 7f 00 00 48 89 d8 48 c1 e8 03 42 80 3c 20 00 <4c> 8b 7d 90 74 08 48 89 df e8 7c e4 7c 00 f6 03 03 4c 8b 6d 88 0f [ 165.579195][ C0] RSP: 0018:ffffc90002357678 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 165.587594][ C0] RAX: 1ffff9200046affc RBX: ffffc90002357fe0 RCX: 0000000000000000 [ 165.595550][ C0] RDX: 000000000000000a RSI: 0000000000000040 RDI: ffffc90002357f48 [ 165.603523][ C0] RBP: ffffc90002357710 R08: ffffffff81659d9d R09: ffffc90002357720 [ 165.611482][ C0] R10: fffff5200046aef0 R11: 0000000000000000 R12: dffffc0000000000 [ 165.619456][ C0] R13: ffff8880a86a6158 R14: ffffc90002350000 R15: 1ffff110150d4c2b [ 165.627458][ C0] ? stack_trace_consume_entry+0x17d/0x260 [ 165.633258][ C0] ? unwind_next_frame+0x3f1/0x7a0 [ 165.640268][ C0] ? __unwind_start+0x36a/0x440 [ 165.645244][ C0] ? stack_trace_save+0x150/0x150 [ 165.650270][ C0] arch_stack_walk+0xb4/0xe0 [ 165.654972][ C0] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 165.661034][ C0] stack_trace_save+0xb6/0x150 [ 165.665813][ C0] __kasan_kmalloc+0x11c/0x1b0 [ 165.670601][ C0] ? __kasan_kmalloc+0x11c/0x1b0 [ 165.675542][ C0] ? kasan_kmalloc+0x9/0x10 [ 165.680049][ C0] ? kmem_cache_alloc_node_trace+0x24c/0x2d0 [ 165.686033][ C0] ? __kmalloc_node+0x3c/0x60 [ 165.690694][ C0] ? __vmalloc_node_range+0x2d0/0x940 [ 165.696066][ C0] ? dup_task_struct+0x5b4/0x910 [ 165.700985][ C0] ? copy_process+0x4c5/0x5510 [ 165.705732][ C0] ? _do_fork+0x13e/0x660 [ 165.710047][ C0] ? __x64_sys_clone+0x20b/0x250 [ 165.714989][ C0] ? do_syscall_64+0xf7/0x1c0 [ 165.719667][ C0] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 165.725736][ C0] ? do_raw_spin_unlock+0x136/0x260 [ 165.730935][ C0] ? __fs_reclaim_release+0x4/0x20 [ 165.736063][ C0] ? kmem_cache_alloc_node_trace+0x1c5/0x2d0 [ 165.743421][ C0] kasan_kmalloc+0x9/0x10 [ 165.747755][ C0] kmem_cache_alloc_node_trace+0x24c/0x2d0 [ 165.753688][ C0] ? __kmalloc_node+0x3c/0x60 [ 165.758362][ C0] __kmalloc_node+0x3c/0x60 [ 165.762879][ C0] __vmalloc_node_range+0x2d0/0x940 [ 165.768078][ C0] ? dup_task_struct+0x55/0x910 [ 165.772938][ C0] dup_task_struct+0x5b4/0x910 [ 165.777702][ C0] ? copy_process+0x4c5/0x5510 [ 165.782492][ C0] copy_process+0x4c5/0x5510 [ 165.787109][ C0] _do_fork+0x13e/0x660 [ 165.791266][ C0] __x64_sys_clone+0x20b/0x250 [ 165.796044][ C0] do_syscall_64+0xf7/0x1c0 [ 165.800554][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 165.806449][ C0] RIP: 0033:0x45d049 [ 165.810462][ C0] Code: ff 48 85 f6 0f 84 d7 8c fb ff 48 83 ee 10 48 89 4e 08 48 89 3e 48 89 d7 4c 89 c2 4d 89 c8 4c 8b 54 24 08 b8 38 00 00 00 0f 05 <48> 85 c0 0f 8c ae 8c fb ff 74 01 c3 31 ed 48 f7 c7 00 00 01 00 75 [ 165.830067][ C0] RSP: 002b:00007ffd003b0858 EFLAGS: 00000202 ORIG_RAX: 0000000000000038 [ 165.838480][ C0] RAX: ffffffffffffffda RBX: 00007f1e042ef700 RCX: 000000000045d049 [ 165.846612][ C0] RDX: 00007f1e042ef9d0 RSI: 00007f1e042eedb0 RDI: 00000000003d0f00 [ 165.855234][ C0] RBP: 00007ffd003b0a70 R08: 00007f1e042ef700 R09: 00007f1e042ef700 [ 165.863220][ C0] R10: 00007f1e042ef9d0 R11: 0000000000000202 R12: 0000000000000000 [ 165.871190][ C0] R13: 00007ffd003b090f R14: 00007f1e042ef9c0 R15: 000000000075bf2c