[ 44.073578][ T27] audit: type=1800 audit(1578481732.818:27): pid=8222 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 44.107403][ T27] audit: type=1800 audit(1578481732.818:28): pid=8222 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. [ 44.767266][ T8289] sshd (8289) used greatest stack depth: 24024 bytes left [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 44.988532][ T27] audit: type=1800 audit(1578481733.768:29): pid=8222 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 '10.128.0.65' (ECDSA) to the list of known hosts. 2020/01/08 11:09:01 fuzzer started 2020/01/08 11:09:03 dialing manager at 10.128.0.26:35703 2020/01/08 11:09:03 syscalls: 2824 2020/01/08 11:09:03 code coverage: enabled 2020/01/08 11:09:03 comparison tracing: enabled 2020/01/08 11:09:03 extra coverage: enabled 2020/01/08 11:09:03 setuid sandbox: enabled 2020/01/08 11:09:03 namespace sandbox: enabled 2020/01/08 11:09:03 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 11:09:03 fault injection: enabled 2020/01/08 11:09:03 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 11:09:03 net packet injection: enabled 2020/01/08 11:09:03 net device setup: enabled 2020/01/08 11:09:03 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 11:09:03 devlink PCI setup: PCI device 0000:00:10.0 is not available 11:09:04 executing program 0: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f00000001c0)={0x26, 'skcipher\x00', 0x0, 0x0, 'chacha20\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000001400)="b7d9288a911993f0265df5cf1cdd8b55b062950b86bc01abc8464d4f8a906151", 0x20) r1 = accept$alg(r0, 0x0, 0x0) sendmsg$alg(r1, &(0x7f00000013c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001340)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}, 0x0) recvmmsg(r1, &(0x7f0000008cc0)=[{{0x0, 0x0, &(0x7f0000003a40)=[{&(0x7f00000002c0)=""/4096, 0x1000}], 0x1, 0x0, 0x5c}}], 0x1, 0x0, 0x0) 11:09:05 executing program 1: r0 = syz_open_dev$sg(&(0x7f0000000000)='/dev/sg#\x00', 0x0, 0x2) write$binfmt_elf32(r0, &(0x7f00000002c0)=ANY=[@ANYBLOB="7f454c46000000ff000000000000000000000000000000000000000038000000000100000000003830b00cc52eceac0a705fd909a2a60000002000000000000000002000000000000000000000000000000000000000007e"], 0x58) write$FUSE_STATFS(r0, &(0x7f0000000180)={0x60}, 0x60) r1 = dup(r0) write$FUSE_NOTIFY_STORE(r1, &(0x7f00000000c0)={0x2a, 0x4, 0x0, {0x0, 0x0, 0x2, 0x0, [0x0, 0x0]}}, 0x2a) r2 = fcntl$dupfd(r0, 0x0, r0) write$FUSE_NOTIFY_STORE(r2, &(0x7f0000000040)={0x2a, 0x4, 0x0, {0x0, 0x0, 0x2, 0x0, [0x0, 0x0]}}, 0x2a) ppoll(&(0x7f0000000080)=[{r2, 0x1}], 0x1, 0x0, 0x0, 0x0) syzkaller login: [ 56.300435][ T8389] IPVS: ftp: loaded support on port[0] = 21 11:09:05 executing program 2: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000000)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$RDMA_USER_CM_CMD_INIT_QP_ATTR(r0, &(0x7f0000000100)={0xb, 0x10, 0xfa00, {0x0}}, 0x18) [ 56.467132][ T8391] IPVS: ftp: loaded support on port[0] = 21 [ 56.475628][ T8389] chnl_net:caif_netlink_parms(): no params data found [ 56.563324][ T8389] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.570800][ T8389] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.580757][ T8389] device bridge_slave_0 entered promiscuous mode [ 56.590736][ T8389] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.597922][ T8389] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.605778][ T8389] device bridge_slave_1 entered promiscuous mode [ 56.634824][ T8389] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.647252][ T8389] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.674729][ T8389] team0: Port device team_slave_0 added [ 56.686580][ T8389] team0: Port device team_slave_1 added 11:09:05 executing program 3: msgsnd(0x0, &(0x7f0000000040)={0x3}, 0x8, 0x0) msgsnd(0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='w'], 0x1, 0x0) msgctl$IPC_SET(0x0, 0x1, &(0x7f0000000480)) [ 56.748952][ T8394] IPVS: ftp: loaded support on port[0] = 21 [ 56.825164][ T8389] device hsr_slave_0 entered promiscuous mode [ 56.902685][ T8389] device hsr_slave_1 entered promiscuous mode 11:09:05 executing program 4: 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 = socket$inet6(0xa, 0x3, 0x20000000021) r1 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001440)={0x0, 0x3}, 0x4) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local, 0x9}, 0x1c) sendto$inet6(r0, &(0x7f0000000000), 0xff77, 0x0, 0x0, 0x4d97) [ 57.086782][ T8397] IPVS: ftp: loaded support on port[0] = 21 [ 57.097467][ T8391] chnl_net:caif_netlink_parms(): no params data found 11:09:05 executing program 5: r0 = fanotify_init(0x200, 0x0) fanotify_mark(r0, 0x80, 0x4800103e, 0xffffffffffffffff, 0x0) [ 57.157985][ T8399] IPVS: ftp: loaded support on port[0] = 21 [ 57.318956][ T8391] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.341225][ T8391] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.349354][ T8391] device bridge_slave_0 entered promiscuous mode [ 57.358327][ T8391] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.365485][ T8391] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.373208][ T8391] device bridge_slave_1 entered promiscuous mode [ 57.432269][ T8402] IPVS: ftp: loaded support on port[0] = 21 [ 57.439936][ T8391] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.451075][ T8391] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.479451][ T8394] chnl_net:caif_netlink_parms(): no params data found [ 57.490799][ T8391] team0: Port device team_slave_0 added [ 57.505906][ T8391] team0: Port device team_slave_1 added [ 57.511701][ T8399] chnl_net:caif_netlink_parms(): no params data found [ 57.553426][ T8389] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 57.607531][ T8389] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 57.654305][ T8389] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 57.698650][ T8389] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 57.794448][ T8391] device hsr_slave_0 entered promiscuous mode [ 57.842828][ T8391] device hsr_slave_1 entered promiscuous mode [ 57.902489][ T8391] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 57.910185][ T8391] Cannot create hsr debugfs directory [ 58.000904][ T8397] chnl_net:caif_netlink_parms(): no params data found [ 58.026863][ T8394] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.034429][ T8394] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.041939][ T8394] device bridge_slave_0 entered promiscuous mode [ 58.050367][ T8394] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.057613][ T8394] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.065520][ T8394] device bridge_slave_1 entered promiscuous mode [ 58.084918][ T8399] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.091970][ T8399] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.099857][ T8399] device bridge_slave_0 entered promiscuous mode [ 58.118900][ T8394] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.132116][ T8394] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.147729][ T8399] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.155053][ T8399] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.162762][ T8399] device bridge_slave_1 entered promiscuous mode [ 58.187909][ T8399] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.204668][ T8394] team0: Port device team_slave_0 added [ 58.240901][ T8399] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.254984][ T8394] team0: Port device team_slave_1 added [ 58.294457][ T8397] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.301559][ T8397] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.311508][ T8397] device bridge_slave_0 entered promiscuous mode [ 58.319443][ T8397] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.326668][ T8397] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.334545][ T8397] device bridge_slave_1 entered promiscuous mode [ 58.344207][ T8399] team0: Port device team_slave_0 added [ 58.351987][ T8399] team0: Port device team_slave_1 added [ 58.446524][ T8399] device hsr_slave_0 entered promiscuous mode [ 58.502741][ T8399] device hsr_slave_1 entered promiscuous mode [ 58.542536][ T8399] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 58.550123][ T8399] Cannot create hsr debugfs directory [ 58.625629][ T8394] device hsr_slave_0 entered promiscuous mode [ 58.663545][ T8394] device hsr_slave_1 entered promiscuous mode [ 58.702597][ T8394] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 58.710163][ T8394] Cannot create hsr debugfs directory [ 58.715918][ T8402] chnl_net:caif_netlink_parms(): no params data found [ 58.735441][ T8397] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.749691][ T8391] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 58.799708][ T8391] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 58.875698][ T8397] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.893832][ T8391] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 58.938306][ T8391] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 59.019570][ T8402] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.027618][ T8402] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.035580][ T8402] device bridge_slave_0 entered promiscuous mode [ 59.045775][ T8402] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.053270][ T8402] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.060739][ T8402] device bridge_slave_1 entered promiscuous mode [ 59.106175][ T8402] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.136253][ T8397] team0: Port device team_slave_0 added [ 59.145881][ T8397] team0: Port device team_slave_1 added [ 59.163632][ T8402] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.181756][ T8389] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.208977][ T8402] team0: Port device team_slave_0 added [ 59.240570][ T8402] team0: Port device team_slave_1 added [ 59.260172][ T8394] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 59.365067][ T8397] device hsr_slave_0 entered promiscuous mode [ 59.402720][ T8397] device hsr_slave_1 entered promiscuous mode [ 59.442501][ T8397] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 59.450065][ T8397] Cannot create hsr debugfs directory [ 59.503977][ T8402] device hsr_slave_0 entered promiscuous mode [ 59.562663][ T8402] device hsr_slave_1 entered promiscuous mode [ 59.612545][ T8402] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 59.620119][ T8402] Cannot create hsr debugfs directory [ 59.643590][ T8394] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 59.687869][ T8394] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 59.740434][ T3993] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.749083][ T3993] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.761364][ T8389] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.775668][ T8394] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 59.874374][ T8399] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 59.913310][ T3993] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.922012][ T3993] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.930632][ T3993] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.937806][ T3993] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.946120][ T3993] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.955004][ T3993] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.963231][ T3993] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.970243][ T3993] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.978117][ T3993] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.998552][ T8399] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 60.059901][ T8391] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.085148][ T8399] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 60.114287][ T8399] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 60.160915][ T2781] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.169496][ T2781] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.178244][ T2781] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.186610][ T2781] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.195453][ T2781] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.210241][ T8402] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 60.278226][ T8402] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 60.356480][ T8397] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 60.409656][ T2781] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.418900][ T2781] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.427841][ T2781] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.436493][ T2781] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.445235][ T2781] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.453696][ T2781] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.461845][ T8402] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 60.508098][ T8402] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 60.570742][ T8391] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.582167][ T8397] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 60.657723][ T3993] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.665679][ T3993] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.674191][ T8389] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.687222][ T3994] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.698977][ T3994] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.707588][ T3994] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.714675][ T3994] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.725991][ T8397] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 60.794934][ T8397] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 60.854742][ T3993] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.862765][ T3993] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.871172][ T3993] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.879752][ T3993] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.886834][ T3993] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.895463][ T3993] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 60.902962][ T3993] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 60.920145][ T8389] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.940658][ T2781] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.967296][ T2675] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.994382][ T3994] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.003389][ T3994] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.011591][ T3994] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.020380][ T3994] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.028631][ T3994] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 61.037346][ T3994] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 61.045966][ T3994] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.054276][ T3994] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.062552][ T3994] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.081224][ T8391] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 61.095855][ T8391] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.111079][ T2781] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.122814][ T2781] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.138184][ T8389] device veth0_vlan entered promiscuous mode [ 61.155061][ T8394] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.176123][ T8402] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.185790][ T3994] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 61.194263][ T3994] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 61.203338][ T3994] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 61.210894][ T3994] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 61.250939][ T8391] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.260379][ T8394] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.269935][ T2675] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.277716][ T2675] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.285601][ T2675] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.293370][ T2675] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.300924][ T2675] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.308522][ T2675] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.317870][ T8399] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.327914][ T8389] device veth1_vlan entered promiscuous mode [ 61.337990][ T8402] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.377534][ T2781] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 61.387305][ T2781] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.396645][ T2781] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.405185][ T2781] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.412217][ T2781] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.419918][ T2781] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.428751][ T2781] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.437176][ T2781] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.444253][ T2781] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.451850][ T2781] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.460669][ T2781] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.469075][ T2781] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.476137][ T2781] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.484084][ T2781] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.492570][ T2781] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.500775][ T2781] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.507844][ T2781] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.515718][ T2781] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.524451][ T2781] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.531985][ T2781] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.539614][ T2781] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.549935][ T2781] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.558020][ T2781] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.566226][ T2781] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 61.576123][ T2781] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 61.590617][ T8399] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.608252][ T8397] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.626168][ T8397] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.633281][ T3994] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 61.641127][ T3994] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.653444][ T3994] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.661923][ T3994] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.669857][ T3994] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.677597][ T3994] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.686318][ T3994] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.695301][ T3994] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.740086][ T3993] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.757531][ T3993] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.766092][ T3993] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.775952][ T3993] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.784368][ T3993] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.791397][ T3993] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.798989][ T3993] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.807331][ T3993] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.816146][ T3993] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.824668][ T3993] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.833025][ T3993] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.840050][ T3993] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.847876][ T3993] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.856152][ T3993] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.864372][ T3993] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.873029][ T3993] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.882650][ T3993] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.891018][ T3993] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.899454][ T3993] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.907950][ T3993] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.916344][ T3993] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.923421][ T3993] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.931364][ T3993] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.939101][ T3993] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.946882][ T3993] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.962330][ T3994] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 61.970851][ T3994] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 61.979590][ T3994] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.988410][ T3994] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.998020][ T3994] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 62.005618][ T3994] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 62.013390][ T3994] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 62.021824][ T3994] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 62.030215][ T3994] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.037279][ T3994] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.050345][ T8402] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 62.079851][ T8394] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 62.098866][ T8394] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 62.108228][ T8391] device veth0_vlan entered promiscuous mode [ 62.127063][ T8391] device veth1_vlan entered promiscuous mode [ 62.180300][ T8397] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 62.190721][ T8397] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 62.220706][ T8397] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 62.252123][ T8397] device veth0_vlan entered promiscuous mode [ 167.152362][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 167.159585][ C1] rcu: 1-...!: (10499 ticks this GP) idle=d82/1/0x4000000000000002 softirq=11385/11385 fqs=145 [ 167.170365][ C1] (t=10501 jiffies g=6385 q=997) [ 167.175410][ C1] rcu: rcu_preempt kthread starved for 10211 jiffies! g6385 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 167.186500][ C1] rcu: RCU grace-period kthread stack dump: [ 167.193607][ C1] rcu_preempt R running task 29032 10 2 0x80004000 [ 167.201678][ C1] Call Trace: [ 167.205167][ C1] __schedule+0x9a0/0xcc0 [ 167.209536][ C1] schedule+0x181/0x210 [ 167.214046][ C1] schedule_timeout+0x14f/0x240 [ 167.219515][ C1] ? run_local_timers+0x120/0x120 [ 167.224642][ C1] rcu_gp_kthread+0xed8/0x1770 [ 167.229440][ C1] kthread+0x332/0x350 [ 167.234647][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 167.239766][ C1] ? kthread_blkcg+0xe0/0xe0 [ 167.244996][ C1] ret_from_fork+0x24/0x30 [ 167.249477][ C1] NMI backtrace for cpu 1 [ 167.253812][ C1] CPU: 1 PID: 8407 Comm: syz-executor.0 Not tainted 5.5.0-rc5-syzkaller #0 [ 167.262471][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 167.272526][ C1] Call Trace: [ 167.275804][ C1] [ 167.278672][ C1] dump_stack+0x1fb/0x318 [ 167.283003][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 167.287868][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 167.294106][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 167.301822][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 167.307994][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 167.313970][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 167.319085][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 167.324288][ C1] ? trace_hardirqs_off+0x74/0x80 [ 167.329310][ C1] update_process_times+0x12d/0x180 [ 167.334802][ C1] tick_sched_timer+0x263/0x420 [ 167.339680][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 167.347357][ C1] __hrtimer_run_queues+0x403/0x840 [ 167.353965][ C1] hrtimer_interrupt+0x38c/0xda0 [ 167.358919][ C1] ? debug_smp_processor_id+0x9/0x20 [ 167.364220][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 167.369784][ C1] apic_timer_interrupt+0xf/0x20 [ 167.374729][ C1] [ 167.377662][ C1] RIP: 0010:free_thread_stack+0x16d/0x590 [ 167.383373][ C1] Code: c3 08 48 89 d8 48 c1 e8 03 42 80 3c 28 00 74 08 48 89 df e8 55 94 6a 00 48 8b 3b be fc ff ff ff e8 28 04 00 00 43 80 3c 2e 00 <74> 08 4c 89 e7 e8 39 94 6a 00 49 8b 1c 24 48 83 c3 08 48 89 d8 48 [ 167.404544][ C1] RSP: 0018:ffffc90002887cb8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 167.413036][ C1] RAX: ffffffff814897d3 RBX: ffff888096ea1708 RCX: ffff88808c05a140 [ 167.421186][ C1] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea00025a7e40 [ 167.429757][ C1] RBP: ffffc90002887cf0 R08: 000000000003a728 R09: ffffed1015099b41 [ 167.437720][ C1] R10: ffffed1015099b41 R11: 0000000000000000 R12: ffff888096ea17a0 [ 167.445854][ C1] R13: dffffc0000000000 R14: 1ffff11012dd42f4 R15: ffff8880a84cd9f8 [ 167.453839][ C1] ? mod_memcg_page_state+0x123/0x190 [ 167.459203][ C1] ? free_thread_stack+0x168/0x590 [ 167.464395][ C1] put_task_stack+0xa3/0x130 [ 167.468979][ C1] finish_task_switch+0x3f1/0x550 [ 167.473997][ C1] __schedule+0x9a8/0xcc0 [ 167.478328][ C1] schedule+0x181/0x210 [ 167.482479][ C1] prepare_exit_to_usermode+0x2d4/0x5b0 [ 167.488047][ C1] syscall_return_slowpath+0x113/0x4a0 [ 167.493502][ C1] do_syscall_64+0x11f/0x1c0 [ 167.498084][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 167.504508][ C1] RIP: 0033:0x414ae1 [ 167.508945][ C1] Code: 75 14 b8 03 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 04 1b 00 00 c3 48 83 ec 08 e8 0a fc ff ff 48 89 04 24 b8 03 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 53 fc ff ff 48 89 d0 48 83 c4 08 48 3d 01 [ 167.528559][ C1] RSP: 002b:00007ffc0353a2f0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 [ 167.536983][ C1] RAX: fffffffffffffff7 RBX: 0000000000000007 RCX: 0000000000414ae1 [ 167.544953][ C1] RDX: fffffffffffffff7 RSI: 0000000000000081 RDI: 0000000000000006 [ 167.552924][ C1] RBP: 0000000000000000 R08: 00000000007607a8 R09: ffffffffffffffff [ 167.560879][ C1] R10: 00007ffc0353a210 R11: 0000000000000293 R12: 0000000000000001 [ 167.568836][ C1] R13: 00007ffc0353a330 R14: 0000000000000000 R15: 00007ffc0353a340