[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 45.177879][ T23] audit: type=1800 audit(1578458599.608:25): pid=8243 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 45.197839][ T23] audit: type=1800 audit(1578458599.608:26): pid=8243 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 45.245716][ T23] audit: type=1800 audit(1578458599.608:27): pid=8243 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 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. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.113' (ECDSA) to the list of known hosts. 2020/01/08 04:43:29 fuzzer started 2020/01/08 04:43:31 dialing manager at 10.128.0.26:35703 2020/01/08 04:43:31 syscalls: 2824 2020/01/08 04:43:31 code coverage: enabled 2020/01/08 04:43:31 comparison tracing: enabled 2020/01/08 04:43:31 extra coverage: enabled 2020/01/08 04:43:31 setuid sandbox: enabled 2020/01/08 04:43:31 namespace sandbox: enabled 2020/01/08 04:43:31 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 04:43:31 fault injection: enabled 2020/01/08 04:43:31 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 04:43:31 net packet injection: enabled 2020/01/08 04:43:31 net device setup: enabled 2020/01/08 04:43:31 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 04:43:31 devlink PCI setup: PCI device 0000:00:10.0 is not available 04:43:32 executing program 0: syz_mount_image$ext4(&(0x7f0000000040)='ext3\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x1, &(0x7f0000000340)=[{&(0x7f0000000240)="25bca274769e620aa734fa0095e0612687ecb86a5c8802a9d8aea872943afd02000000b579a7186270146d0e0206e73ba8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@nodelalloc='nodelalloc'}]}) 04:43:33 executing program 1: r0 = socket$packet(0x11, 0x2, 0x300) getsockopt$packet_buf(r0, 0x107, 0xb, 0x0, &(0x7f0000000000)) syzkaller login: [ 58.535965][ T8410] IPVS: ftp: loaded support on port[0] = 21 [ 58.685957][ T8410] chnl_net:caif_netlink_parms(): no params data found [ 58.731088][ T8410] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.738648][ T8410] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.746646][ T8410] device bridge_slave_0 entered promiscuous mode [ 58.755753][ T8410] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.763294][ T8410] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.771434][ T8410] device bridge_slave_1 entered promiscuous mode [ 58.800289][ T8410] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.811568][ T8410] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.835211][ T8410] team0: Port device team_slave_0 added [ 58.836513][ T8413] IPVS: ftp: loaded support on port[0] = 21 04:43:33 executing program 2: bpf$OBJ_GET_PROG(0x7, 0x0, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) getsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000340), 0x0) r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000180)={'\x00', 0x4009}) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 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={&(0x7f0000000100), 0x1f}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) ioctl$TUNSETLINK(r0, 0x400454cd, 0x308) socket$kcm(0x29, 0x5, 0x0) bpf$BPF_PROG_ATTACH(0x8, &(0x7f0000000280), 0x10) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000500)='nr0\x01\x00`\xa1\x9e\xf9\xd2\xc6s\xd9\xa1W\x1c\xb9\xe16\x9b\xcda\xef~Iy:\xe1\x87\x12\xec\xeb\x1d\xaav\x94\x97\x80\v\x7f\xbb\xd3[\x17\f\x10u\x1d9\xae\xb6`\xd8c\xe4\x9b\x8cO;=\xadH\x90+[-0\xfd\n\xbd7,c\xbc\xf5\xd7\r\xf3\xfdM.\x8dD<\x88\xbc\x0eV7\xdd\x82\xfc45\xbe\xd4\xde]i<\x9ax\x1c\x86>\x05\xd8\xa6\xf8h\x9a[\xe2\x92\x16\x06\x1f?\xf5?\x8bk9fx\xe7\xba\x15^\xf9\x15-~C\xb1\xec\xcb#1\xeb\x8e\xb1\xedU\x86\xdc\xf8\xb3\xb0\xb9\x996\x1aD\xff,\"\xc2\xab\xbe\xf4-\xd2N\xab\xe6r3F\xa6\xe4l\x04\x99\xa2\x14B\xd8\xd0\r\xcbW\xf0\x13\xffu\x95\xed\xd0\xff\ai0\xde6u\xd3A\x17\xa4N\xb0\xe4\xf82\x93m\xa4NW\xe4:>6\xbdH\xd2\xa8[\xf4\xfdJ\x80N\x83\xf2\xf3\xcf7\x8aCZ\xf5\xe2\x87\xd4\xe2s7\xb4\xad\xa1\x1b&!\x982\xeck+8Dk;\x95\xfe7q\xe9\xf4,\xa3\x0f\xb2\x1e\x12\xf0\xa3\xd8\xbc-\x85EJ\xf9\xfc\xc0#-\x8f\xd9\tD\x8b\x01\xf4lY=1\xea\x1c\x92de\xe3ZA\x99\a\x9c<\xa4\x11(\xb1|\xb0\x1f\xbf[R+\xe0\xfd\x02\x02*\xda7\xfe\xcc\x14\xb6\xc8\xc8\x83\x18\x83\xb8Z\x11\x06\xf2\xf8g\x02\rR\x9f\x17\xa3P\xf2\r\xd3\xbfQ\xa9\x8c\xfd\xa7\f.68\xa4\x83\xfd?\x87\x94\v\xb4x\xb0|L\x11\x03\x94\xc0\t=\x17\x95P\x89\xf2\xca\x97\xbb\xe0u\x12L\x9b\x85\x96\xe0\b\xbf\n\x02\x8bS\x9c\xecyl\xec\x9b\xf5\x85\xeb\x80\xfe>\r&') socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000380)={0xffffffffffffffff}) dup(r2) ioctl$sock_SIOCDELDLCI(0xffffffffffffffff, 0x8981, 0x0) recvmsg(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x26e1, 0x0) bpf$BPF_MAP_GET_NEXT_ID(0xc, &(0x7f0000000040), 0xc) perf_event_open(&(0x7f0000000080)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xbfffffffffffffff, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$rtc(0x0, 0x0, 0x6100) ioctl$RTC_PIE_OFF(r3, 0x7006) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8922, &(0x7f0000000000)='nr0\x01:\xf2%\xa3\'>\xf8]\x81\n?\xfa\xff\x04\x00\x00\xbf\xef\xa9\xac\x03x\xf4D3A}?\a\x8b\x9c[\xdd\x06\xa4\n\xf4\x94\xa8>\xb1\xb1\xa2_&') fcntl$setlease(0xffffffffffffffff, 0x400, 0x0) socket$kcm(0x2, 0x2, 0x0) setsockopt$sock_attach_bpf(0xffffffffffffffff, 0x1, 0x3e, &(0x7f00000002c0), 0x161) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = socket(0x1e, 0x4, 0x0) setsockopt$packet_tx_ring(r4, 0x10f, 0x87, &(0x7f0000000040)=@req={0x80, 0x0, 0x3}, 0xe1) r5 = socket(0x1e, 0x4, 0x0) setsockopt$packet_tx_ring(r5, 0x10f, 0x87, &(0x7f0000000040)=@req={0x80, 0x0, 0x3}, 0xe1) dup2(r4, r5) ioctl$ifreq_SIOCGIFINDEX_team(r5, 0x8933, &(0x7f0000003780)={'team0\x00'}) [ 58.843474][ T8410] team0: Port device team_slave_1 added [ 58.921203][ T8410] device hsr_slave_0 entered promiscuous mode [ 58.948765][ T8410] device hsr_slave_1 entered promiscuous mode [ 59.020798][ T8415] IPVS: ftp: loaded support on port[0] = 21 04:43:33 executing program 3: unshare(0x8000400) r0 = socket$inet6(0xa, 0x800000003, 0xff) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = dup3(r1, r0, 0x0) mq_getsetattr(r2, 0x0, 0x0) [ 59.224817][ T8410] netdevsim netdevsim0 netdevsim0: renamed from eth0 04:43:33 executing program 4: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000080)='IPVS\x00') sendmsg$IPVS_CMD_NEW_DAEMON(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='P\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01120000000000000000090000003c00030014000600ff0500000020000000000000000000010800030000000000140002007663616e3000000000000000000000000800010002000000"], 0x50}}, 0x0) [ 59.311264][ T8413] chnl_net:caif_netlink_parms(): no params data found [ 59.340159][ T8410] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 59.353219][ T8419] IPVS: ftp: loaded support on port[0] = 21 [ 59.410955][ T8410] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 59.501466][ T8410] netdevsim netdevsim0 netdevsim3: renamed from eth3 04:43:34 executing program 5: r0 = socket$netlink(0x10, 0x3, 0xc) writev(r0, &(0x7f0000000000)=[{&(0x7f0000000080)="390000000e06050368fe07002b0000000e430a001400020045b300070300001419001a00120002000e00010007000300"/57, 0x39}], 0x1) [ 59.589413][ T8415] chnl_net:caif_netlink_parms(): no params data found [ 59.600376][ T8410] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.607544][ T8410] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.608046][ T8410] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.621904][ T8410] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.635290][ T8421] IPVS: ftp: loaded support on port[0] = 21 [ 59.711424][ T8413] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.718831][ T8413] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.726613][ T8413] device bridge_slave_0 entered promiscuous mode [ 59.737313][ T8413] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.744623][ T8413] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.752522][ T8413] device bridge_slave_1 entered promiscuous mode [ 59.779559][ T8415] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.787085][ T8415] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.795035][ T8415] device bridge_slave_0 entered promiscuous mode [ 59.805453][ T8415] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.812618][ T8415] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.820272][ T8415] device bridge_slave_1 entered promiscuous mode [ 59.828424][ T2883] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.836831][ T2883] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.873062][ T8423] IPVS: ftp: loaded support on port[0] = 21 [ 59.905246][ T8415] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.917452][ T8415] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.943979][ T8413] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.959085][ T8410] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.973334][ T8415] team0: Port device team_slave_0 added [ 59.984291][ T8419] chnl_net:caif_netlink_parms(): no params data found [ 59.993931][ T8413] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.005235][ T8415] team0: Port device team_slave_1 added [ 60.054497][ T8413] team0: Port device team_slave_0 added [ 60.120405][ T8415] device hsr_slave_0 entered promiscuous mode [ 60.178677][ T8415] device hsr_slave_1 entered promiscuous mode [ 60.228543][ T8415] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 60.236246][ T8415] Cannot create hsr debugfs directory [ 60.243189][ T8413] team0: Port device team_slave_1 added [ 60.270444][ T8410] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.302496][ T2862] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.311572][ T2862] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.334884][ T8421] chnl_net:caif_netlink_parms(): no params data found [ 60.391275][ T8413] device hsr_slave_0 entered promiscuous mode [ 60.449279][ T8413] device hsr_slave_1 entered promiscuous mode [ 60.498533][ T8413] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 60.506110][ T8413] Cannot create hsr debugfs directory [ 60.528510][ T2862] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.537080][ T2862] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.545603][ T2862] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.552703][ T2862] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.561523][ T2862] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.570442][ T2862] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.578808][ T2862] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.585842][ T2862] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.593376][ T2862] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.601812][ T2862] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.610404][ T2862] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.619100][ T2862] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.627283][ T2862] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.635729][ T2862] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.650059][ T2862] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.664146][ T8419] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.673133][ T8419] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.680912][ T8419] device bridge_slave_0 entered promiscuous mode [ 60.735794][ T8419] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.743015][ T8419] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.751315][ T8419] device bridge_slave_1 entered promiscuous mode [ 60.784386][ T8410] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 60.795151][ T8410] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 60.806834][ T2866] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.815369][ T2866] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.823901][ T2866] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.832075][ T2866] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.840586][ T2866] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.858948][ T8419] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.872779][ T8423] chnl_net:caif_netlink_parms(): no params data found [ 60.903207][ T8421] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.910436][ T8421] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.918159][ T8421] device bridge_slave_0 entered promiscuous mode [ 60.931703][ T8419] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.952723][ T8421] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.959936][ T8421] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.967502][ T8421] device bridge_slave_1 entered promiscuous mode [ 61.001032][ T2876] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.009023][ T2876] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.056054][ T8410] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.065339][ T8419] team0: Port device team_slave_0 added [ 61.073170][ T8421] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.084966][ T8421] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.114524][ T8413] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 61.160927][ T8413] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 61.200654][ T8419] team0: Port device team_slave_1 added [ 61.206395][ T8413] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 61.254208][ T8421] team0: Port device team_slave_0 added [ 61.265748][ T8423] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.272979][ T8423] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.280975][ T8423] device bridge_slave_0 entered promiscuous mode [ 61.299059][ T8413] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 61.342143][ T8415] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 61.391612][ T8421] team0: Port device team_slave_1 added [ 61.397360][ T8415] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 61.450723][ T8423] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.457784][ T8423] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.467083][ T8423] device bridge_slave_1 entered promiscuous mode [ 61.521066][ T8419] device hsr_slave_0 entered promiscuous mode [ 61.578840][ T8419] device hsr_slave_1 entered promiscuous mode [ 61.628525][ T8419] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 61.636104][ T8419] Cannot create hsr debugfs directory [ 61.661335][ T8415] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 61.771242][ T8421] device hsr_slave_0 entered promiscuous mode [ 61.808839][ T8421] device hsr_slave_1 entered promiscuous mode [ 61.879261][ T8421] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 61.886835][ T8421] Cannot create hsr debugfs directory [ 61.902336][ T8423] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.920829][ T8415] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 61.967425][ T8423] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.988498][ T2876] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 61.997505][ T2876] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 62.063544][ T8423] team0: Port device team_slave_0 added [ 62.074624][ T8423] team0: Port device team_slave_1 added [ 62.084602][ T2883] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 62.094423][ T2883] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 62.113504][ T2883] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 62.121298][ T2883] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 62.142604][ T8410] device veth0_vlan entered promiscuous mode [ 62.202032][ T8413] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.271192][ T8423] device hsr_slave_0 entered promiscuous mode [ 62.318961][ T8423] device hsr_slave_1 entered promiscuous mode [ 62.378592][ T8423] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 62.386212][ T8423] Cannot create hsr debugfs directory [ 62.396069][ T8410] device veth1_vlan entered promiscuous mode [ 62.410141][ T8419] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 62.444744][ T8419] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 62.500378][ T8421] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 62.548078][ T8413] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.564227][ T8419] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 62.591796][ T2862] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 62.599847][ T2862] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 62.608177][ T2862] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.616306][ T2862] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.625467][ T8421] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 62.670345][ T8419] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 62.726182][ T2876] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 62.735893][ T2876] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 62.744954][ T2876] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.752040][ T2876] bridge0: port 1(bridge_slave_0) entered forwarding state [ 62.763210][ T8415] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.771129][ T8421] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 62.825213][ T8421] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 62.854059][ T8429] EXT4-fs (loop0): Mount option "nodelalloc" incompatible with ext3 [ 62.956616][ T8423] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 167.868388][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 167.875277][ C0] rcu: 0-...!: (10499 ticks this GP) idle=422/1/0x4000000000000002 softirq=11893/11893 fqs=42 [ 167.885851][ C0] (t=10500 jiffies g=6341 q=176) [ 167.890868][ C0] rcu: rcu_preempt kthread starved for 10413 jiffies! g6341 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 167.901951][ C0] rcu: RCU grace-period kthread stack dump: [ 167.907824][ C0] rcu_preempt R running task 28864 10 2 0x80004000 [ 167.915710][ C0] Call Trace: [ 167.918992][ C0] __schedule+0x9a0/0xcc0 [ 167.923317][ C0] schedule+0x181/0x210 [ 167.927461][ C0] schedule_timeout+0x14f/0x240 [ 167.932302][ C0] ? run_local_timers+0x120/0x120 [ 167.937313][ C0] rcu_gp_kthread+0xed8/0x1770 [ 167.942074][ C0] kthread+0x332/0x350 [ 167.946131][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 167.951227][ C0] ? kthread_blkcg+0xe0/0xe0 [ 167.955803][ C0] ret_from_fork+0x24/0x30 [ 167.960223][ C0] NMI backtrace for cpu 0 [ 167.964539][ C0] CPU: 0 PID: 8379 Comm: udevd Not tainted 5.5.0-rc5-syzkaller #0 [ 167.972323][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 167.982472][ C0] Call Trace: [ 167.985743][ C0] [ 167.988582][ C0] dump_stack+0x1fb/0x318 [ 167.992900][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 167.997755][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 168.003910][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 168.010080][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 168.016074][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 168.021956][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 168.027060][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 168.032253][ C0] ? trace_hardirqs_off+0x74/0x80 [ 168.037276][ C0] update_process_times+0x12d/0x180 [ 168.042471][ C0] tick_sched_timer+0x263/0x420 [ 168.047310][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 168.052843][ C0] __hrtimer_run_queues+0x403/0x840 [ 168.058041][ C0] hrtimer_interrupt+0x38c/0xda0 [ 168.062983][ C0] ? debug_smp_processor_id+0x9/0x20 [ 168.068260][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 168.073791][ C0] apic_timer_interrupt+0xf/0x20 [ 168.078711][ C0] [ 168.081637][ C0] RIP: 0010:mod_memcg_page_state+0x16/0x190 [ 168.087526][ C0] Code: 48 83 c4 10 5b 41 5c 41 5d 41 5e 41 5f 5d c3 0f 1f 44 00 00 55 48 89 e5 41 57 41 56 41 54 53 41 89 f6 48 89 fb e8 ba 27 2e 00 <48> 83 c3 38 48 89 d8 48 c1 e8 03 49 bc 00 00 00 00 00 fc ff df 42 [ 168.107116][ C0] RSP: 0018:ffffc90001ab7938 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 168.115508][ C0] RAX: ffffffff814896c6 RBX: ffffea00023ecf00 RCX: ffff88808f5be240 [ 168.123462][ C0] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea00023ecf00 [ 168.131418][ C0] RBP: ffffc90001ab7958 R08: 000000000003a728 R09: ffffed1012d5a731 [ 168.139376][ C0] R10: ffffed1012d5a731 R11: 0000000000000000 R12: ffff8880a4de3da0 [ 168.147331][ C0] R13: dffffc0000000000 R14: 00000000fffffffc R15: ffff888096ad3978 [ 168.155300][ C0] ? mod_memcg_page_state+0x16/0x190 [ 168.160575][ C0] ? mod_memcg_page_state+0x16/0x190 [ 168.165844][ C0] free_thread_stack+0x168/0x590 [ 168.171032][ C0] put_task_stack+0xa3/0x130 [ 168.175607][ C0] finish_task_switch+0x3f1/0x550 [ 168.180624][ C0] __schedule+0x9a8/0xcc0 [ 168.184953][ C0] preempt_schedule_irq+0xc1/0x140 [ 168.190052][ C0] retint_kernel+0x1b/0x2b [ 168.194453][ C0] RIP: 0010:tomoyo_check_acl+0x10b/0x3a0 [ 168.200079][ C0] Code: 8d 5e 19 48 89 d8 48 c1 e8 03 42 0f b6 04 38 84 c0 0f 85 ea 00 00 00 0f b6 1b 48 8b 55 c8 48 89 d0 48 c1 e8 03 42 0f b6 04 38 <84> c0 0f 85 e9 00 00 00 44 0f b6 3a 0f b6 db 89 df 44 89 fe e8 fc [ 168.219668][ C0] RSP: 0018:ffffc90001ab7bb8 EFLAGS: 00000a02 ORIG_RAX: ffffffffffffff13 [ 168.228078][ C0] RAX: 0000000000000000 RBX: 0000000000000002 RCX: 0000000000000000 [ 168.236042][ C0] RDX: ffffc90001ab7cb8 RSI: 0000000000000000 RDI: 0000000000000000 [ 168.244003][ C0] RBP: ffffc90001ab7c10 R08: ffffffff8360867d R09: ffffffff8360e728 [ 168.251963][ C0] R10: ffff88808f5be240 R11: 0000000000000003 R12: ffff88809a795d00 [ 168.259920][ C0] R13: ffff888094feb410 R14: ffff88809a795d00 R15: dffffc0000000000 [ 168.267889][ C0] ? tomoyo_path_perm+0x218/0x850 [ 168.272898][ C0] ? tomoyo_check_acl+0xcd/0x3a0 [ 168.277828][ C0] ? tomoyo_check_acl+0xcd/0x3a0 [ 168.282750][ C0] ? tomoyo_execute_permission+0x3f0/0x3f0 [ 168.288562][ C0] tomoyo_path_perm+0x53e/0x850 [ 168.293431][ C0] tomoyo_inode_getattr+0x1c/0x20 [ 168.298565][ C0] security_inode_getattr+0xd5/0x150 [ 168.303848][ C0] vfs_getattr+0x2a/0x6d0 [ 168.308168][ C0] ? __kasan_check_read+0x11/0x20 [ 168.313186][ C0] ? __fdget_raw+0xc6/0x1a0 [ 168.317682][ C0] __x64_sys_newfstat+0xa3/0x130 [ 168.322608][ C0] ? trace_irq_disable_rcuidle+0x23/0x1e0 [ 168.328327][ C0] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 168.333767][ C0] ? trace_irq_disable_rcuidle+0x23/0x1e0 [ 168.339474][ C0] ? do_syscall_64+0x1d/0x1c0 [ 168.344143][ C0] do_syscall_64+0xf7/0x1c0 [ 168.348641][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 168.354516][ C0] RIP: 0033:0x7fe0c027ccb4 [ 168.358928][ C0] Code: 00 f7 d8 64 89 02 83 c8 ff c3 90 90 90 90 90 90 90 90 90 90 90 90 83 ff 01 89 f0 77 19 48 63 f8 48 89 d6 b8 05 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 18 f3 c3 66 90 48 8b 05 51 51 2b 00 64 c7 00 [ 168.378519][ C0] RSP: 002b:00007ffcc532ccb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000005 [ 168.386914][ C0] RAX: ffffffffffffffda RBX: 0000000001514a00 RCX: 00007fe0c027ccb4 [ 168.394883][ C0] RDX: 00007ffcc532ccc0 RSI: 00007ffcc532ccc0 RDI: 0000000000000005 [ 168.402854][ C0] RBP: 0000000000003fff R08: 0000000000000001 R09: 0000000000000000 [ 168.410816][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000000000a [ 168.418780][ C0] R13: 0000000000000000 R14: 0000000000000000 R15: 00007ffcc532d240