[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 54.238193][ T27] audit: type=1800 audit(1578485579.782:25): pid=8509 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 54.257838][ T27] audit: type=1800 audit(1578485579.782:26): pid=8509 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 54.299161][ T27] audit: type=1800 audit(1578485579.782:27): pid=8509 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 '10.128.0.20' (ECDSA) to the list of known hosts. 2020/01/08 12:13:08 fuzzer started 2020/01/08 12:13:09 dialing manager at 10.128.0.26:35703 2020/01/08 12:13:09 syscalls: 2824 2020/01/08 12:13:09 code coverage: enabled 2020/01/08 12:13:09 comparison tracing: enabled 2020/01/08 12:13:09 extra coverage: enabled 2020/01/08 12:13:09 setuid sandbox: enabled 2020/01/08 12:13:09 namespace sandbox: enabled 2020/01/08 12:13:09 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 12:13:09 fault injection: enabled 2020/01/08 12:13:09 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 12:13:09 net packet injection: enabled 2020/01/08 12:13:09 net device setup: enabled 2020/01/08 12:13:09 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 12:13:09 devlink PCI setup: PCI device 0000:00:10.0 is not available 12:13:10 executing program 0: socketpair$unix(0x1, 0x100000000001, 0x0, &(0x7f0000000300)={0xffffffffffffffff, 0xffffffffffffffff}) pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) splice(r0, 0x0, r3, 0x0, 0x8ec0, 0x0) ioctl$sock_inet6_udp_SIOCINQ(r2, 0x541b, &(0x7f0000000080)) read$FUSE(r2, &(0x7f0000003340), 0x60) close(r1) 12:13:11 executing program 1: r0 = socket$kcm(0x2b, 0x1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x2, 0x4, &(0x7f0000000040)=@framed={{0xffffffb4, 0x0, 0x0, 0x0, 0xff000000, 0x2f}, [@ldst={0x2, 0x0, 0x3, 0xa, 0x0, 0xff00}]}, &(0x7f0000003ff6)='GPL\x00', 0x2, 0xfd90, &(0x7f000000cf3d)=""/195, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x1f2, 0x10, &(0x7f0000000000), 0xfffffe51}, 0x48) syzkaller login: [ 65.568688][ T8678] IPVS: ftp: loaded support on port[0] = 21 12:13:11 executing program 2: r0 = socket$alg(0x26, 0x5, 0x0) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180)='/dev/kvm\x00', 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) r5 = fcntl$dupfd(r4, 0x0, r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) close(r0) openat$ion(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ion\x00', 0x0, 0x0) syz_kvm_setup_cpu$x86(r0, r3, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) [ 65.646692][ T8680] IPVS: ftp: loaded support on port[0] = 21 [ 65.761634][ T8678] chnl_net:caif_netlink_parms(): no params data found [ 65.856062][ T8680] chnl_net:caif_netlink_parms(): no params data found [ 65.874855][ T8678] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.883971][ T8678] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.893225][ T8678] device bridge_slave_0 entered promiscuous mode [ 65.918582][ T8684] IPVS: ftp: loaded support on port[0] = 21 [ 65.925049][ T8678] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.932212][ T8678] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.945321][ T8678] device bridge_slave_1 entered promiscuous mode 12:13:11 executing program 3: r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x3, 0x3) getsockopt$bt_BT_DEFER_SETUP(r0, 0x112, 0x7, 0x0, &(0x7f0000000040)) [ 66.007702][ T8678] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.031897][ T8680] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.038984][ T8680] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.060772][ T8680] device bridge_slave_0 entered promiscuous mode [ 66.092821][ T8678] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.123306][ T8680] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.139140][ T8680] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.147397][ T8680] device bridge_slave_1 entered promiscuous mode [ 66.173629][ T8678] team0: Port device team_slave_0 added [ 66.201698][ T8686] IPVS: ftp: loaded support on port[0] = 21 [ 66.222294][ T8680] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.233584][ T8678] team0: Port device team_slave_1 added [ 66.255111][ T8680] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link 12:13:11 executing program 4: r0 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_TX_RING(r2, 0x10e, 0xc, &(0x7f0000000000)={0xffffffffffff1e7a}, 0x10) write(r2, &(0x7f0000000140)="2400000052001f0014f9f407000904000200071010000800feffffff0800000000000000", 0x24) [ 66.323568][ T8680] team0: Port device team_slave_0 added [ 66.384216][ T8678] device hsr_slave_0 entered promiscuous mode [ 66.439556][ T8678] device hsr_slave_1 entered promiscuous mode [ 66.492423][ T8680] team0: Port device team_slave_1 added [ 66.509199][ T8684] chnl_net:caif_netlink_parms(): no params data found 12:13:12 executing program 5: r0 = socket$inet(0x2, 0x2, 0x0) setsockopt$inet_opts(r0, 0x0, 0x4, &(0x7f0000000040)="441f080300000000c94ee06491ee54be0e1c20749727c1c6fe76cef3e2", 0x1d) [ 66.592372][ T8689] IPVS: ftp: loaded support on port[0] = 21 [ 66.681773][ T8680] device hsr_slave_0 entered promiscuous mode [ 66.730476][ T8680] device hsr_slave_1 entered promiscuous mode [ 66.769205][ T8680] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 66.776970][ T8680] Cannot create hsr debugfs directory [ 66.785188][ T8684] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.792335][ T8684] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.801162][ T8684] device bridge_slave_0 entered promiscuous mode [ 66.811210][ T8684] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.818256][ T8684] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.826012][ T8684] device bridge_slave_1 entered promiscuous mode [ 66.845033][ T8684] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.885347][ T8684] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.938001][ T8684] team0: Port device team_slave_0 added [ 66.938423][ T8691] IPVS: ftp: loaded support on port[0] = 21 [ 66.982902][ T8686] chnl_net:caif_netlink_parms(): no params data found [ 66.991886][ T8684] team0: Port device team_slave_1 added [ 67.044910][ T8678] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 67.102931][ T8678] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 67.165868][ T8678] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 67.223256][ T8678] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 67.321755][ T8684] device hsr_slave_0 entered promiscuous mode [ 67.379457][ T8684] device hsr_slave_1 entered promiscuous mode [ 67.419194][ T8684] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 67.426788][ T8684] Cannot create hsr debugfs directory [ 67.491512][ T8686] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.498636][ T8686] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.506447][ T8686] device bridge_slave_0 entered promiscuous mode [ 67.548835][ T8680] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 67.591173][ T8686] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.598345][ T8686] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.606467][ T8686] device bridge_slave_1 entered promiscuous mode [ 67.625958][ T8686] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.652850][ T8680] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 67.713883][ T8680] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 67.781100][ T8689] chnl_net:caif_netlink_parms(): no params data found [ 67.791765][ T8686] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.809272][ T8680] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 67.910191][ T8686] team0: Port device team_slave_0 added [ 67.920585][ T8686] team0: Port device team_slave_1 added [ 67.955153][ T8689] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.962805][ T8689] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.971574][ T8689] device bridge_slave_0 entered promiscuous mode [ 68.041464][ T8686] device hsr_slave_0 entered promiscuous mode [ 68.069705][ T8686] device hsr_slave_1 entered promiscuous mode [ 68.119359][ T8686] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 68.126948][ T8686] Cannot create hsr debugfs directory [ 68.135810][ T8689] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.143744][ T8689] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.152063][ T8689] device bridge_slave_1 entered promiscuous mode [ 68.197396][ T8691] chnl_net:caif_netlink_parms(): no params data found [ 68.215941][ T8684] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 68.264017][ T8684] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 68.313603][ T8684] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 68.365360][ T8689] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 68.377364][ T8689] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.397513][ T8684] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 68.464634][ T8678] 8021q: adding VLAN 0 to HW filter on device bond0 [ 68.500563][ T8691] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.507832][ T8691] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.518943][ T8691] device bridge_slave_0 entered promiscuous mode [ 68.528356][ T8689] team0: Port device team_slave_0 added [ 68.544688][ T8691] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.551968][ T8691] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.561208][ T8691] device bridge_slave_1 entered promiscuous mode [ 68.575648][ T8689] team0: Port device team_slave_1 added [ 68.600662][ T8678] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.607505][ T8686] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 68.664568][ T3014] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 68.673202][ T3014] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 68.698715][ T8691] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 68.711023][ T8686] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 68.762563][ T8686] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 68.824781][ T8686] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 68.881865][ T8691] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.908701][ T3067] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 68.917941][ T3067] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 68.926620][ T3067] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.933812][ T3067] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.954481][ T8680] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.000837][ T8689] device hsr_slave_0 entered promiscuous mode [ 69.059840][ T8689] device hsr_slave_1 entered promiscuous mode [ 69.129428][ T8689] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 69.129460][ T8689] Cannot create hsr debugfs directory [ 69.148171][ T8691] team0: Port device team_slave_0 added [ 69.155801][ T3067] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 69.163641][ T3067] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 69.172559][ T3067] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 69.181006][ T3067] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.188043][ T3067] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.196392][ T3067] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 69.209648][ T3014] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 69.231247][ T8680] 8021q: adding VLAN 0 to HW filter on device team0 [ 69.238115][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 69.247075][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 69.256199][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 69.264297][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 69.272450][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 69.281138][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 69.292348][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 69.301510][ T8691] team0: Port device team_slave_1 added [ 69.361894][ T8691] device hsr_slave_0 entered promiscuous mode [ 69.400875][ T8691] device hsr_slave_1 entered promiscuous mode [ 69.449275][ T8691] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 69.456955][ T8691] Cannot create hsr debugfs directory [ 69.496085][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 69.504837][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 69.514466][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 69.523294][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 69.531798][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 69.540607][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 69.550059][ T2815] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.557107][ T2815] bridge0: port 1(bridge_slave_0) entered forwarding state [ 69.567479][ T8684] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.584894][ T8678] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 69.604355][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 69.612582][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 69.621626][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 69.630360][ T2815] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.637420][ T2815] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.664044][ T8684] 8021q: adding VLAN 0 to HW filter on device team0 [ 69.676570][ T3067] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 69.685334][ T3067] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 69.693771][ T3067] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 69.745544][ T3014] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 69.756366][ T3014] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 69.766666][ T3014] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 69.775221][ T3014] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 69.784124][ T3014] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 69.792911][ T3014] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 69.801558][ T3014] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 69.810191][ T3014] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 69.818682][ T3014] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 69.827115][ T3014] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.834192][ T3014] bridge0: port 1(bridge_slave_0) entered forwarding state [ 69.843078][ T3014] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 69.851219][ T3014] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 69.871194][ T8680] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 69.882798][ T8680] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 69.899768][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 69.908070][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 69.916986][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 69.924810][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 69.952355][ T3067] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 69.965699][ T3067] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 69.974393][ T3067] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.981474][ T3067] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.990382][ T3067] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 69.998810][ T3067] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 70.028956][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 70.037933][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 70.046337][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 70.055048][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 70.063782][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 70.072186][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 70.081531][ T8689] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 70.135217][ T8689] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 70.202031][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 70.209975][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 70.218139][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 70.233206][ T8686] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.241380][ T8684] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 70.251911][ T8678] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 70.266983][ T8689] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 70.301496][ T8689] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 70.351774][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 70.359530][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 70.385339][ T8680] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 70.411181][ T8686] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.427397][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 70.435458][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.451483][ T8691] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 70.481916][ T8691] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 70.530991][ T8691] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 70.591481][ T8691] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 70.651727][ T3014] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 70.660428][ T3014] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 70.668930][ T3014] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 70.676521][ T3014] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 70.695911][ T8684] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 70.721686][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 70.730951][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 70.741469][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 70.750716][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.759012][ T3018] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.766188][ T3018] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.774074][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 70.783681][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 70.792124][ T3018] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.799197][ T3018] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.807951][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 70.839970][ T3067] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 70.848522][ T3067] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 70.857979][ T3067] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 70.867245][ T3067] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 70.891836][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 70.900499][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 70.908734][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 70.917464][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 70.925848][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 70.934788][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 70.943444][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 70.952294][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 70.960249][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 70.967854][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 70.975705][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 70.984284][ T8678] device veth0_vlan entered promiscuous mode [ 70.995819][ T8680] device veth0_vlan entered promiscuous mode [ 71.020235][ T3067] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 71.028551][ T3067] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 71.037342][ T3067] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 71.045895][ T3067] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 71.057257][ T8686] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 71.092375][ T8678] device veth1_vlan entered promiscuous mode [ 71.105447][ T8680] device veth1_vlan entered promiscuous mode [ 71.122851][ T3067] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 71.135954][ T3067] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 71.145141][ T3067] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 71.154275][ T3067] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 71.162778][ T8684] device veth0_vlan entered promiscuous mode [ 71.208087][ T8686] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 71.216479][ T3067] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 71.226642][ T3067] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 71.235548][ T3067] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 71.243227][ T3067] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 71.260115][ T8684] device veth1_vlan entered promiscuous mode [ 71.290927][ T8689] 8021q: adding VLAN 0 to HW filter on device bond0 [ 71.307315][ T8691] 8021q: adding VLAN 0 to HW filter on device bond0 [ 71.328304][ T8689] 8021q: adding VLAN 0 to HW filter on device team0 [ 71.358882][ T3067] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 71.395432][ T3067] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 71.435887][ T8703] L1TF CPU bug present and SMT on, data leak possible. See CVE-2018-3646 and https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/l1tf.html for details. [ 71.436774][ T3067] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 176.459062][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 176.465924][ C1] rcu: 1-...!: (10499 ticks this GP) idle=92a/1/0x4000000000000002 softirq=14461/14461 fqs=0 [ 176.476458][ C1] (t=10501 jiffies g=7125 q=72) [ 176.481389][ C1] rcu: rcu_preempt kthread starved for 10502 jiffies! g7125 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 176.492481][ C1] rcu: RCU grace-period kthread stack dump: [ 176.498372][ C1] rcu_preempt R running task 29032 10 2 0x80004000 [ 176.506261][ C1] Call Trace: [ 176.509568][ C1] __schedule+0x9a0/0xcc0 [ 176.513895][ C1] schedule+0x181/0x210 [ 176.518040][ C1] schedule_timeout+0x14f/0x240 [ 176.522879][ C1] ? run_local_timers+0x120/0x120 [ 176.527894][ C1] rcu_gp_kthread+0xed8/0x1770 [ 176.532655][ C1] kthread+0x332/0x350 [ 176.536806][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 176.541903][ C1] ? kthread_blkcg+0xe0/0xe0 [ 176.546506][ C1] ret_from_fork+0x24/0x30 [ 176.550937][ C1] NMI backtrace for cpu 1 [ 176.555263][ C1] CPU: 1 PID: 8704 Comm: blkid Not tainted 5.5.0-rc5-syzkaller #0 [ 176.563059][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 176.573108][ C1] Call Trace: [ 176.576384][ C1] [ 176.579232][ C1] dump_stack+0x1fb/0x318 [ 176.583554][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 176.588396][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 176.594549][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 176.600607][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 176.606602][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 176.612485][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 176.617615][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 176.622817][ C1] ? trace_hardirqs_off+0x74/0x80 [ 176.627931][ C1] update_process_times+0x12d/0x180 [ 176.633128][ C1] tick_sched_timer+0x263/0x420 [ 176.637971][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 176.643504][ C1] __hrtimer_run_queues+0x403/0x840 [ 176.648707][ C1] hrtimer_interrupt+0x38c/0xda0 [ 176.653648][ C1] ? debug_smp_processor_id+0x9/0x20 [ 176.659101][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 176.664634][ C1] apic_timer_interrupt+0xf/0x20 [ 176.669572][ C1] [ 176.672520][ C1] RIP: 0010:free_thread_stack+0x133/0x590 [ 176.678242][ C1] Code: 00 ea ff ff 48 01 c7 be 03 00 00 00 e8 86 91 61 00 e9 5d 04 00 00 e8 3c 2c 2e 00 48 89 df 31 f6 e8 02 8d 6f 00 43 80 3c 2e 00 <74> 08 4c 89 e7 e8 73 94 6a 00 49 8b 1c 24 48 83 c3 08 48 89 d8 48 [ 176.697847][ C1] RSP: 0018:ffffc90002857b28 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 176.706786][ C1] RAX: 0000000000000001 RBX: ffffea00025e6880 RCX: 0000000000000000 [ 176.714825][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea00025e6880 [ 176.722873][ C1] RBP: ffffc90002857b60 R08: 000000000003a728 R09: ffffed1013328ea1 [ 176.730852][ C1] R10: ffffed1013328ea1 R11: 0000000000000000 R12: ffff8880a404d6a0 [ 176.738814][ C1] R13: dffffc0000000000 R14: 1ffff11014809ad4 R15: ffff8880999474f8 [ 176.746811][ C1] ? free_thread_stack+0x12e/0x590 [ 176.751915][ C1] put_task_stack+0xa3/0x130 [ 176.756496][ C1] finish_task_switch+0x3f1/0x550 [ 176.761515][ C1] __schedule+0x9a8/0xcc0 [ 176.766107][ C1] ? ___preempt_schedule+0x16/0x18 [ 176.771208][ C1] preempt_schedule+0xdb/0x120 [ 176.775969][ C1] ___preempt_schedule+0x16/0x18 [ 176.780898][ C1] _raw_read_unlock+0x3a/0x40 [ 176.785563][ C1] search_binary_handler+0x601/0x660 [ 176.790846][ C1] __do_execve_file+0x1573/0x1cd0 [ 176.795876][ C1] __x64_sys_execve+0x94/0xb0 [ 176.800543][ C1] do_syscall_64+0xf7/0x1c0 [ 176.805056][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 176.810934][ C1] RIP: 0033:0x7fc5b2847af0 [ 176.815409][ C1] Code: Bad RIP value. [ 176.819459][ C1] RSP: 002b:00007ffca81910e0 EFLAGS: 00000200 ORIG_RAX: 000000000000003b [ 176.827862][ C1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000000000 [ 176.835825][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 176.843787][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 176.851831][ C1] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 176.859803][ C1] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000