[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 43.369107][ T25] audit: type=1800 audit(1575431493.792:25): pid=8044 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 43.389198][ T25] audit: type=1800 audit(1575431493.792:26): pid=8044 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 43.409885][ T25] audit: type=1800 audit(1575431493.792:27): pid=8044 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 '10.128.0.65' (ECDSA) to the list of known hosts. 2019/12/04 03:51:44 fuzzer started 2019/12/04 03:51:45 dialing manager at 10.128.0.26:42111 2019/12/04 03:51:45 syscalls: 2689 2019/12/04 03:51:45 code coverage: enabled 2019/12/04 03:51:45 comparison tracing: enabled 2019/12/04 03:51:45 extra coverage: extra coverage is not supported by the kernel 2019/12/04 03:51:45 setuid sandbox: enabled 2019/12/04 03:51:45 namespace sandbox: enabled 2019/12/04 03:51:45 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/04 03:51:45 fault injection: enabled 2019/12/04 03:51:45 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/04 03:51:45 net packet injection: enabled 2019/12/04 03:51:45 net device setup: enabled 2019/12/04 03:51:45 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/04 03:51:45 devlink PCI setup: PCI device 0000:00:10.0 is not available 03:51:46 executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$tipc(&(0x7f0000000100)='TIPC\x00') sendmsg$TIPC_CMD_ENABLE_BEARER(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffd58, &(0x7f0000000200)={&(0x7f0000000040)={0x34, r1, 0x1, 0x0, 0x0, {{}, 0x0, 0x4101, 0x0, {0x14, 0x17, {0x0, 0x0, @l2={'ib', 0x3a, '\np6gre0\x00'}}}}}, 0x34}}, 0x0) 03:51:47 executing program 1: r0 = socket$inet6(0xa, 0x3, 0x6b) ioctl(r0, 0x1000008912, &(0x7f0000000000)="0815b5055e0bcfe87b3071") r1 = socket(0x10, 0x800000000080002, 0x10) r2 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000100)='IPVS\x00') sendmsg$IPVS_CMD_GET_SERVICE(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000140)={0x14, r2, 0x1}, 0x14}}, 0x0) syzkaller login: [ 56.651174][ T8207] IPVS: ftp: loaded support on port[0] = 21 [ 56.725861][ T8209] IPVS: ftp: loaded support on port[0] = 21 03:51:47 executing program 2: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) syz_open_dev$ndb(&(0x7f0000000100)='/dev/nbd#\x00', 0x0, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) userfaultfd(0x80000) openat$fuse(0xffffffffffffff9c, &(0x7f0000000340)='/dev/fuse\x00', 0x2, 0x0) fchdir(0xffffffffffffffff) sendmsg(0xffffffffffffffff, 0x0, 0x0) mkdir(&(0x7f0000001340)='./file0\x00', 0x0) openat$cgroup_procs(0xffffffffffffffff, &(0x7f0000000200)='cgroup.procs\x00', 0x2, 0x0) r1 = syz_open_procfs(0x0, &(0x7f0000000240)='fd/3\x00W\xf6Je|H\x10\x05\xf1\xab\xc4MJ\xcbP\xed@\xe8\xe39\xd2\xea\xaap\xf9\x1aTM\x1f\x8e\x86c\xb4T\xde\x10\xf6\xa1\x89\xea)6\xca\x00\xa2\x04\xe6}\xaa\xd4\xf6~\xd0\x04bq\xe5\xa2\x99t;zzV\x15t[f\x16\x9dL\xe3\xc9\xf8Q\xf3<\x98\x9a\x1b\xb9\x87@\xe9#\x99\xd6\xb8\xa4\xb1T\xdd\xe0\x93\xd0\xd5\xd8\x0f\x11y\xef\xf1R\v\xd6\x81\x97\xa96,q\xd053\x1a\x11VEG(\x93\x18\xf2\xbc\x17\x1f\xd7\x89F(G\x18S\xda\x99\xdb\xeb\xa0\xc9*\xbd\xb4=Y;\xa8\xed\xd2\xa9\xa2\x87\xa0\xfb\r\xf7I1]:\xd1;h\xc6\xe2M\xf2\x005\x96\x9b\xd1\x92\x048\xb2\x02\xf1C\xdf\xa6\xc2\xb2\x1d\n:mnO8\\\xa1\x7f\x92r\x95\x96\xda7\xea\x85\xc8\x8c\xa8^\xb7\x1f\x80\x05\x03\xbb\xef9C\xcb(\x9bF\vHFW\x04\x1d\xc7LkW\xb2\xe9\xdd\x17\xe8%\x86\xd1H\rR\xafX\x1f\xea') openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000040)='/dev/qat_adf_ctl\x00', 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000180)='/delb0\x00\x00\x00\x00\x00\x02', 0x4000000155081, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r2, 0x0) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) r3 = openat$autofs(0xffffffffffffff9c, &(0x7f00000001c0), 0xd23e41, 0x0) ioctl$KVM_GET_LAPIC(r3, 0x8400ae8e, &(0x7f0000000a00)={"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"}) r4 = syz_genetlink_get_family_id$team(&(0x7f0000000100)='team\x00') setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0xc, &(0x7f0000000000)={0x4}, 0x10) sendmmsg$alg(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_int(r5, 0x10d, 0xc7, 0x0, &(0x7f0000000000)) sendmsg$TEAM_CMD_OPTIONS_SET(r3, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000540)=ANY=[@ANYRESHEX, @ANYRES16=r4, @ANYBLOB="00012dbd7005ffdbdf2501002000080001", @ANYPTR, @ANYBLOB, @ANYRES32], 0x6}, 0x1, 0x0, 0x0, 0x4000}, 0x1) r6 = socket(0x200000000000011, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r6, 0x8933, 0x0) bind$packet(r6, &(0x7f0000000080)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, 0x14) socket(0x200000000000011, 0x0, 0x0) r7 = socket(0x200000000000011, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r7, 0x8933, &(0x7f0000000580)={'veth0_to_bond\x00', 0x0}) bind$packet(r7, &(0x7f0000000080)={0x11, 0x0, r8, 0x1, 0x0, 0x6, @local}, 0x14) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000680)=0xff7d) bpf$PROG_LOAD(0x5, &(0x7f0000006c80)={0x3, 0x3, &(0x7f0000006b40)=ANY=[@ANYBLOB="18000000000000ff00000000000000009500000000000000"], &(0x7f0000006b80)='GPL\x00', 0x0, 0x1000000, 0x0, 0x0, 0x0, [], r9, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x70) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000039ff8)={0xffffffffffffffff, 0xffffffffffffffff}) r12 = fcntl$dupfd(r10, 0x0, r11) dup2(r12, 0xffffffffffffffff) bind$packet(0xffffffffffffffff, &(0x7f0000000080)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, 0x14) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000680)=0xff7d) bpf$PROG_LOAD(0x5, &(0x7f0000006c80)={0x3, 0x3, &(0x7f0000006b40)=@framed, &(0x7f0000006b80)='GPL\x00', 0x0, 0x1000000, 0x0, 0x0, 0x0, [], r13, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x70) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000003380)={{{@in=@multicast2, @in=@dev}}, {{@in6=@local}, 0x0, @in6=@loopback}}, &(0x7f00000012c0)=0xe8) getsockopt$inet_IP_XFRM_POLICY(r1, 0x0, 0x11, &(0x7f0000003500)={{{@in6=@dev, @in=@multicast2}}, {{@in=@multicast2}, 0x0, @in6=@mcast1}}, &(0x7f0000003600)=0xe8) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000039ff8)={0xffffffffffffffff, 0xffffffffffffffff}) fcntl$dupfd(0xffffffffffffffff, 0x0, r14) [ 56.841293][ T8207] chnl_net:caif_netlink_parms(): no params data found [ 56.875856][ T8209] chnl_net:caif_netlink_parms(): no params data found [ 56.942979][ T8207] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.950194][ T8207] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.975607][ T8207] device bridge_slave_0 entered promiscuous mode [ 57.001596][ T8209] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.022996][ T8209] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.030785][ T8209] device bridge_slave_0 entered promiscuous mode [ 57.055070][ T8209] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.062189][ T8209] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.072497][ T8209] device bridge_slave_1 entered promiscuous mode [ 57.080978][ T8207] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.102811][ T8207] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.110626][ T8207] device bridge_slave_1 entered promiscuous mode [ 57.125921][ T8213] IPVS: ftp: loaded support on port[0] = 21 [ 57.147201][ T8209] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.164098][ T8209] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link 03:51:47 executing program 3: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX_OLD(r0, 0x84, 0x6b, &(0x7f0000000000)=[@in6={0xa, 0x0, 0x0, @loopback={0x10000120, 0x3cec11fffe4fef91}}], 0x1c) shutdown(r0, 0x2) getsockopt$inet_sctp6_SCTP_ASSOCINFO(r0, 0x84, 0x70, &(0x7f0000000040), &(0x7f0000000080)=0x14) [ 57.202474][ T8209] team0: Port device team_slave_0 added [ 57.216129][ T8207] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.238314][ T8209] team0: Port device team_slave_1 added [ 57.248019][ T8207] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.357007][ T8209] device hsr_slave_0 entered promiscuous mode 03:51:47 executing program 4: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000100)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000000)={'vet\t\x00\x00\x00\x00\x00\x00\x00\x00\xbdh\x00', 0x43732e5398416f1a}) [ 57.403091][ T8209] device hsr_slave_1 entered promiscuous mode [ 57.438462][ T8207] team0: Port device team_slave_0 added [ 57.464667][ T8207] team0: Port device team_slave_1 added [ 57.478355][ T8215] IPVS: ftp: loaded support on port[0] = 21 [ 57.586633][ T8207] device hsr_slave_0 entered promiscuous mode 03:51:48 executing program 5: r0 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) clock_getres(0x3, &(0x7f0000000380)) [ 57.653065][ T8207] device hsr_slave_1 entered promiscuous mode [ 57.693129][ T8207] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.756586][ T8209] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 57.815803][ T8209] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 57.856814][ T8209] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 57.914362][ T8209] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 57.976074][ T8220] IPVS: ftp: loaded support on port[0] = 21 [ 57.995879][ T8217] IPVS: ftp: loaded support on port[0] = 21 [ 58.013806][ T8213] chnl_net:caif_netlink_parms(): no params data found [ 58.047967][ T8207] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 58.105411][ T8207] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 58.162596][ T8207] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 58.228024][ T8207] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 58.278294][ T8213] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.285589][ T8213] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.293576][ T8213] device bridge_slave_0 entered promiscuous mode [ 58.301090][ T8213] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.308388][ T8213] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.316459][ T8213] device bridge_slave_1 entered promiscuous mode [ 58.362286][ T8213] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.385541][ T8215] chnl_net:caif_netlink_parms(): no params data found [ 58.400390][ T8213] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.480286][ T8215] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.488328][ T8215] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.498466][ T8215] device bridge_slave_0 entered promiscuous mode [ 58.515030][ T8213] team0: Port device team_slave_0 added [ 58.530082][ T8220] chnl_net:caif_netlink_parms(): no params data found [ 58.545744][ T8215] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.554105][ T8215] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.561871][ T8215] device bridge_slave_1 entered promiscuous mode [ 58.575420][ T8213] team0: Port device team_slave_1 added [ 58.655490][ T8213] device hsr_slave_0 entered promiscuous mode [ 58.693533][ T8213] device hsr_slave_1 entered promiscuous mode [ 58.733111][ T8213] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.771652][ T8215] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.789255][ T8217] chnl_net:caif_netlink_parms(): no params data found [ 58.808883][ T8220] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.816614][ T8220] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.824604][ T8220] device bridge_slave_0 entered promiscuous mode [ 58.832805][ T8215] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.876075][ T8215] team0: Port device team_slave_0 added [ 58.884658][ T8215] team0: Port device team_slave_1 added [ 58.892548][ T8209] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.899962][ T8220] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.907388][ T8220] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.915785][ T8220] device bridge_slave_1 entered promiscuous mode [ 58.925342][ T8213] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 58.976629][ T8213] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 59.024688][ T8213] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 59.065150][ T8213] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 59.184807][ T8215] device hsr_slave_0 entered promiscuous mode [ 59.223047][ T8215] device hsr_slave_1 entered promiscuous mode [ 59.262983][ T8215] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.308410][ T3118] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.317378][ T3118] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.344366][ T8207] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.352479][ T8209] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.371783][ T8220] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.383401][ T8220] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.394169][ T8217] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.401230][ T8217] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.409341][ T8217] device bridge_slave_0 entered promiscuous mode [ 59.420000][ T2727] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.431451][ T2727] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.440439][ T2727] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.447848][ T2727] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.472422][ T8220] team0: Port device team_slave_0 added [ 59.484616][ T8217] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.491683][ T8217] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.505928][ T8217] device bridge_slave_1 entered promiscuous mode [ 59.525153][ T2727] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.534628][ T2727] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.543928][ T2727] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.552182][ T2727] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.559500][ T2727] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.569386][ T8220] team0: Port device team_slave_1 added [ 59.578491][ T8215] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 59.630010][ T8207] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.639549][ T8217] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.653230][ T8217] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.666851][ T8225] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.674807][ T8225] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.682637][ T8225] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.691228][ T8215] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 59.734856][ T8215] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 59.787216][ T8215] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 59.895540][ T8220] device hsr_slave_0 entered promiscuous mode [ 59.943192][ T8220] device hsr_slave_1 entered promiscuous mode [ 59.993657][ T8220] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.015118][ T8217] team0: Port device team_slave_0 added [ 60.023240][ T8217] team0: Port device team_slave_1 added [ 60.030378][ T2727] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.041245][ T2727] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.050296][ T2727] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.059046][ T2727] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.066390][ T2727] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.095016][ T8225] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.103232][ T8225] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.112029][ T8225] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.122071][ T8225] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.226240][ T8217] device hsr_slave_0 entered promiscuous mode [ 60.283815][ T8217] device hsr_slave_1 entered promiscuous mode [ 60.322886][ T8217] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.334691][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.343808][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.353102][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.360146][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.367997][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.377881][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.396300][ T8213] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.417256][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.426884][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.438681][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.447642][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.458887][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.482653][ T8215] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.518764][ T8209] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.527461][ T8220] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 60.584520][ T8223] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.595226][ T8223] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.604607][ T8223] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.613291][ T8223] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.621633][ T8223] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.631406][ T8223] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.640390][ T8223] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.648709][ T8223] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.666637][ T8223] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.675199][ T8223] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.687892][ T8207] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 60.701995][ T8207] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.713066][ T8217] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 60.758204][ T8217] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 60.804886][ T8220] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 60.857821][ T8215] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.865284][ T8225] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.874000][ T8225] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.882096][ T8225] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.890224][ T8225] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.898735][ T8213] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.913832][ T8217] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 60.954089][ T8220] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 61.012587][ T8220] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 61.064910][ T8217] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 61.105563][ T8223] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.116009][ T8223] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.124709][ T8223] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.131746][ T8223] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.139436][ T8223] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.148201][ T8223] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.156533][ T8223] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.163633][ T8223] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.171307][ T8223] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.180352][ T8223] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.189070][ T8223] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.197599][ T8223] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.204723][ T8223] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.212319][ T8223] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.221470][ T8223] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.229930][ T8223] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.237173][ T8223] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.245023][ T8223] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.254106][ T8223] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.281943][ T8207] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.301821][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.310187][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.319937][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.329114][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.338429][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.347827][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.357035][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.366234][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.374847][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.383315][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.390858][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.398427][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.407021][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.415432][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.424648][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.434473][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.442055][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.449652][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.458128][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.468806][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.476708][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.484802][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.493913][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.519810][ T8209] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.559741][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.569111][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.586269][ T8215] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.609001][ T8213] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.643527][ T8220] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.684855][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.705726][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.751881][ T8215] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.810305][ T8220] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.862601][ T8220] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 61.880688][ T8220] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 61.927122][ T8220] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 166.712707][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 166.719492][ C0] rcu: 0-...!: (10499 ticks this GP) idle=c36/1/0x4000000000000002 softirq=11099/11099 fqs=12 [ 166.730126][ C0] (t=10501 jiffies g=6681 q=421) [ 166.735159][ C0] rcu: rcu_preempt kthread starved for 10478 jiffies! g6681 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 166.746365][ C0] rcu: RCU grace-period kthread stack dump: [ 166.752340][ C0] rcu_preempt R running task 29032 10 2 0x80004000 [ 166.761596][ C0] Call Trace: [ 166.764890][ C0] __schedule+0x9a0/0xcc0 [ 166.769225][ C0] schedule+0x181/0x210 [ 166.773368][ C0] schedule_timeout+0x14f/0x240 [ 166.778232][ C0] ? run_local_timers+0x120/0x120 [ 166.783268][ C0] rcu_gp_kthread+0xed8/0x1770 [ 166.788191][ C0] kthread+0x332/0x350 [ 166.792257][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 166.797371][ C0] ? kthread_blkcg+0xe0/0xe0 [ 166.801970][ C0] ret_from_fork+0x24/0x30 [ 166.806422][ C0] NMI backtrace for cpu 0 [ 166.810743][ C0] CPU: 0 PID: 8233 Comm: udevd Not tainted 5.4.0-syzkaller #0 [ 166.818219][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 166.828498][ C0] Call Trace: [ 166.831777][ C0] [ 166.834830][ C0] dump_stack+0x1fb/0x318 [ 166.839292][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 166.844145][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 166.850321][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 166.856400][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 166.862682][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 166.868567][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 166.873691][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 166.878894][ C0] ? trace_hardirqs_off+0x74/0x80 [ 166.883928][ C0] update_process_times+0x12d/0x180 [ 166.889145][ C0] tick_sched_timer+0x263/0x420 [ 166.893990][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 166.899551][ C0] __hrtimer_run_queues+0x403/0x840 [ 166.905437][ C0] hrtimer_interrupt+0x38c/0xda0 [ 166.910393][ C0] ? debug_smp_processor_id+0x9/0x20 [ 166.915676][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 166.921230][ C0] apic_timer_interrupt+0xf/0x20 [ 166.926167][ C0] [ 166.929105][ C0] RIP: 0010:free_thread_stack+0x133/0x590 [ 166.934833][ C0] 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 [ 166.954445][ C0] RSP: 0018:ffffc90002ad7e40 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 166.962892][ C0] RAX: 0000000000000001 RBX: ffffea0002942740 RCX: 0000000000000000 [ 166.970882][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea0002942740 [ 166.978854][ C0] RBP: ffffc90002ad7e78 R08: 000000000003a768 R09: ffffed10131cf6d7 [ 166.987001][ C0] R10: ffffed10131cf6d7 R11: 0000000000000000 R12: ffff88808de1baa0 [ 166.994986][ C0] R13: dffffc0000000000 R14: 1ffff11011bc3754 R15: ffff888098e7b6a8 [ 167.003011][ C0] put_task_stack+0xa3/0x130 [ 167.007617][ C0] finish_task_switch+0x3f1/0x550 [ 167.012634][ C0] schedule_tail+0x20/0x1a0 [ 167.017154][ C0] ret_from_fork+0x8/0x30 [ 167.021574][ C0] RIP: 0033:0x7f6b1449ef46 [ 167.026003][ C0] Code: Bad RIP value. [ 167.030071][ C0] RSP: 002b:00007fffb4ca9980 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 167.038481][ C0] RAX: 0000000000000000 RBX: 00007fffb4ca9980 RCX: 00007f6b1449ef46 [ 167.046458][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 167.054527][ C0] RBP: 00007fffb4ca99e0 R08: 0000000000001ff3 R09: 0000000000001ff3 [ 167.062503][ C0] R10: 00007f6b14dbba70 R11: 0000000000000246 R12: 0000000000000000 [ 167.070476][ C0] R13: 00007fffb4ca99a0 R14: 0000000000000005 R15: 0000000000000005