[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 49.355386][ T27] audit: type=1800 audit(1578457445.357:25): pid=8312 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 49.381291][ T27] audit: type=1800 audit(1578457445.357:26): pid=8312 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 49.423194][ T27] audit: type=1800 audit(1578457445.357:27): pid=8312 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 '10.128.1.26' (ECDSA) to the list of known hosts. 2020/01/08 04:24:16 fuzzer started 2020/01/08 04:24:18 dialing manager at 10.128.0.26:35703 2020/01/08 04:24:18 syscalls: 2824 2020/01/08 04:24:18 code coverage: enabled 2020/01/08 04:24:18 comparison tracing: enabled 2020/01/08 04:24:18 extra coverage: enabled 2020/01/08 04:24:18 setuid sandbox: enabled 2020/01/08 04:24:18 namespace sandbox: enabled 2020/01/08 04:24:18 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 04:24:18 fault injection: enabled 2020/01/08 04:24:18 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 04:24:18 net packet injection: enabled 2020/01/08 04:24:18 net device setup: enabled 2020/01/08 04:24:18 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 04:24:18 devlink PCI setup: PCI device 0000:00:10.0 is not available 04:24:19 executing program 0: r0 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/dsp\x00', 0x0, 0x0) ioctl$SNDCTL_DSP_SETTRIGGER(r0, 0x80045007, 0x0) 04:24:19 executing program 1: r0 = socket$inet6(0xa, 0x80002, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) r1 = socket$inet6(0xa, 0x3, 0x6b) ioctl(r1, 0x1000008912, &(0x7f0000000000)="0815b5055e0bcfe87b3071") setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x1b, 0x0, 0x0) syzkaller login: [ 63.764730][ T8479] IPVS: ftp: loaded support on port[0] = 21 [ 63.938203][ T8482] IPVS: ftp: loaded support on port[0] = 21 [ 63.938651][ T8479] chnl_net:caif_netlink_parms(): no params data found 04:24:20 executing program 2: r0 = socket$inet6_sctp(0xa, 0x80000000000001, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r0, &(0x7f00008c0000)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) sendmmsg(r0, &(0x7f000060d000)=[{{0x0, 0x0, &(0x7f0000c38ff0)=[{&(0x7f0000000080)='\x00', 0x1}], 0x1}}], 0x1, 0x8000) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) close(r0) [ 64.041090][ T8479] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.068751][ T8479] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.087541][ T8479] device bridge_slave_0 entered promiscuous mode [ 64.120154][ T8479] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.135719][ T8479] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.156626][ T8479] device bridge_slave_1 entered promiscuous mode 04:24:20 executing program 3: clone(0x2000000000200500, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) wait4(0x0, 0x0, 0x20000080000000, 0x0) signalfd4(0xffffffffffffffff, &(0x7f0000006000), 0x8, 0x0) r0 = gettid() socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r2, 0x6, 0x200000000000013, &(0x7f0000000340)=0x400100000001, 0x4) connect$inet6(r2, &(0x7f0000000080)={0xa, 0x0, 0x0, @ipv4={[], [], @empty}}, 0x1c) r3 = dup2(r2, r1) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(r3, 0x6, 0x16, &(0x7f0000000440), 0x131f64) tkill(r0, 0xc) [ 64.228085][ T8479] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 64.249877][ T8479] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 64.264066][ T8482] chnl_net:caif_netlink_parms(): no params data found [ 64.313324][ T8485] IPVS: ftp: loaded support on port[0] = 21 [ 64.335084][ T8479] team0: Port device team_slave_0 added [ 64.378386][ T8479] team0: Port device team_slave_1 added [ 64.440662][ T8482] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.449859][ T8482] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.458326][ T8482] device bridge_slave_0 entered promiscuous mode [ 64.459232][ T8487] IPVS: ftp: loaded support on port[0] = 21 04:24:20 executing program 4: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$tipc2(&(0x7f00000001c0)='TIPCv2\x00') sendmsg$TIPC_NL_PEER_REMOVE(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000200)={0x14, r1, 0x6f504f06120b3cff, 0x0, 0x0, {0x12}}, 0x14}}, 0x0) [ 64.560065][ T8479] device hsr_slave_0 entered promiscuous mode [ 64.607682][ T8479] device hsr_slave_1 entered promiscuous mode [ 64.672841][ T8482] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.681381][ T8482] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.704556][ T8482] device bridge_slave_1 entered promiscuous mode 04:24:20 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000040)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x69, 0x10, 0x54}, [@ldst={0x6, 0x0, 0x1}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xff34, &(0x7f000000cf3d)=""/195, 0x0, 0x8, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x1c4, 0x10, &(0x7f0000000000), 0x1dd}, 0x48) [ 64.802671][ T8489] IPVS: ftp: loaded support on port[0] = 21 [ 64.821725][ T8482] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 64.872545][ T8485] chnl_net:caif_netlink_parms(): no params data found [ 64.886544][ T8482] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 64.935804][ T8492] IPVS: ftp: loaded support on port[0] = 21 [ 64.975119][ T8482] team0: Port device team_slave_0 added [ 64.984178][ T8482] team0: Port device team_slave_1 added [ 65.108537][ T8482] device hsr_slave_0 entered promiscuous mode [ 65.146037][ T8482] device hsr_slave_1 entered promiscuous mode [ 65.185754][ T8482] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 65.193453][ T8482] Cannot create hsr debugfs directory [ 65.218378][ T8479] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 65.267425][ T8485] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.274503][ T8485] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.283718][ T8485] device bridge_slave_0 entered promiscuous mode [ 65.293010][ T8485] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.300472][ T8485] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.308568][ T8485] device bridge_slave_1 entered promiscuous mode [ 65.329747][ T8487] chnl_net:caif_netlink_parms(): no params data found [ 65.340388][ T8479] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 65.415151][ T8479] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 65.458913][ T8485] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 65.468166][ T8479] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 65.540352][ T8485] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 65.561328][ T8489] chnl_net:caif_netlink_parms(): no params data found [ 65.583580][ T8485] team0: Port device team_slave_0 added [ 65.592989][ T8485] team0: Port device team_slave_1 added [ 65.631160][ T8487] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.638418][ T8487] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.648644][ T8487] device bridge_slave_0 entered promiscuous mode [ 65.699066][ T8487] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.706362][ T8487] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.714032][ T8487] device bridge_slave_1 entered promiscuous mode [ 65.788444][ T8485] device hsr_slave_0 entered promiscuous mode [ 65.846071][ T8485] device hsr_slave_1 entered promiscuous mode [ 65.885847][ T8485] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 65.893550][ T8485] Cannot create hsr debugfs directory [ 65.930517][ T8492] chnl_net:caif_netlink_parms(): no params data found [ 65.943587][ T8482] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 66.013195][ T8489] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.020439][ T8489] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.028255][ T8489] device bridge_slave_0 entered promiscuous mode [ 66.036547][ T8489] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.043610][ T8489] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.051291][ T8489] device bridge_slave_1 entered promiscuous mode [ 66.073037][ T8482] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 66.134436][ T8487] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.154562][ T8487] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.165194][ T8482] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 66.220662][ T8482] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 66.279752][ T8489] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.312810][ T8487] team0: Port device team_slave_0 added [ 66.323139][ T8489] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.341912][ T8492] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.350519][ T8492] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.358488][ T8492] device bridge_slave_0 entered promiscuous mode [ 66.366385][ T8492] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.373436][ T8492] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.381158][ T8492] device bridge_slave_1 entered promiscuous mode [ 66.391536][ T8487] team0: Port device team_slave_1 added [ 66.423936][ T8492] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.461183][ T8492] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.475268][ T8485] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 66.520406][ T8489] team0: Port device team_slave_0 added [ 66.528609][ T8489] team0: Port device team_slave_1 added [ 66.567560][ T8487] device hsr_slave_0 entered promiscuous mode [ 66.617956][ T8487] device hsr_slave_1 entered promiscuous mode [ 66.675764][ T8487] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 66.683350][ T8487] Cannot create hsr debugfs directory [ 66.694528][ T8485] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 66.738180][ T8485] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 66.788103][ T8485] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 66.849469][ T8492] team0: Port device team_slave_0 added [ 66.887782][ T8489] device hsr_slave_0 entered promiscuous mode [ 66.926090][ T8489] device hsr_slave_1 entered promiscuous mode [ 66.985849][ T8489] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 66.993442][ T8489] Cannot create hsr debugfs directory [ 67.010316][ T8492] team0: Port device team_slave_1 added [ 67.088413][ T8492] device hsr_slave_0 entered promiscuous mode [ 67.136086][ T8492] device hsr_slave_1 entered promiscuous mode [ 67.175802][ T8492] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 67.183413][ T8492] Cannot create hsr debugfs directory [ 67.240245][ T8482] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.248000][ T8487] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 67.299609][ T8487] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 67.355397][ T8479] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.369648][ T8489] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 67.418559][ T8487] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 67.470227][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.479813][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.492701][ T8489] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 67.568111][ T8489] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 67.631470][ T8487] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 67.678442][ T8482] 8021q: adding VLAN 0 to HW filter on device team0 [ 67.695792][ T8489] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 67.737069][ T3019] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.744886][ T3019] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.758823][ T8479] 8021q: adding VLAN 0 to HW filter on device team0 [ 67.787078][ T3019] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 67.795759][ T3019] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 67.804442][ T3019] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.811662][ T3019] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.820121][ T3019] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 67.829781][ T3019] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 67.838214][ T3019] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.845252][ T3019] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.852853][ T3019] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 67.861331][ T3019] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 67.869944][ T3019] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 67.878254][ T3019] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.885293][ T3019] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.934804][ T3019] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 67.949487][ T3019] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 67.957587][ T3019] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 67.981588][ T8492] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 68.010535][ T8492] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 68.106257][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 68.114796][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 68.123443][ T2815] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.130594][ T2815] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.138922][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 68.148120][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 68.156608][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 68.165034][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 68.173559][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 68.182068][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 68.190356][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 68.198796][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 68.207536][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 68.218658][ T2737] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 68.239466][ T8492] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 68.308178][ T8492] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 68.381114][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 68.390946][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 68.399840][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 68.410406][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 68.419323][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 68.428080][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 68.442390][ T3019] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 68.450775][ T3019] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 68.492230][ T8485] 8021q: adding VLAN 0 to HW filter on device bond0 [ 68.504390][ T8479] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 68.520534][ T8479] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 68.528840][ T2691] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 68.539560][ T2691] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 68.547555][ T2691] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 68.556106][ T2691] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 68.570036][ T8482] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 68.595484][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 68.603393][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 68.623818][ T8485] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.633942][ T8487] 8021q: adding VLAN 0 to HW filter on device bond0 [ 68.646886][ T8479] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 68.662628][ T3019] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 68.670663][ T3019] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 68.700600][ T8489] 8021q: adding VLAN 0 to HW filter on device bond0 [ 68.715026][ T2691] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 68.725399][ T2691] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 68.734372][ T2691] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.741499][ T2691] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.749701][ T2691] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 68.757537][ T2691] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 68.765466][ T2691] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 68.776788][ T8492] 8021q: adding VLAN 0 to HW filter on device bond0 [ 68.800565][ T8489] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.809700][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 68.819738][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 68.830127][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 68.838787][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 68.847893][ T3027] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.855113][ T3027] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.863027][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 68.871907][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 68.881285][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 68.890034][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 68.922325][ T8487] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.937215][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 68.946717][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 68.955092][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 68.963553][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 68.971769][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 68.980788][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 68.989484][ T3027] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.996712][ T3027] bridge0: port 1(bridge_slave_0) entered forwarding state [ 69.004396][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 69.012673][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 69.020471][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 69.030132][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 69.039095][ T3027] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.046423][ T3027] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.054336][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 69.062878][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 69.072811][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 69.080656][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 69.088377][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 69.099296][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 69.107592][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 69.120535][ T8482] device veth0_vlan entered promiscuous mode [ 69.141383][ T8485] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 69.151864][ T8485] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 69.164063][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 69.173729][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 69.182442][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 69.191858][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 69.200576][ T2815] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.207765][ T2815] bridge0: port 1(bridge_slave_0) entered forwarding state [ 69.215430][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 69.224112][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 69.232439][ T2815] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.239560][ T2815] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.247439][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 69.255798][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 69.264068][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 69.272983][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 69.281258][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 69.289991][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 69.298492][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 69.306515][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 69.314018][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 69.321911][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 69.331446][ T8492] 8021q: adding VLAN 0 to HW filter on device team0 [ 69.344992][ T8482] device veth1_vlan entered promiscuous mode [ 69.355729][ T8479] device veth0_vlan entered promiscuous mode [ 69.381190][ T2737] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 69.389850][ T2737] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 69.398754][ T2737] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 69.407609][ T2737] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 69.416621][ T2737] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 69.425223][ T2737] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 69.434822][ T2737] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 69.443483][ T2737] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 69.452185][ T2737] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.459293][ T2737] bridge0: port 1(bridge_slave_0) entered forwarding state [ 69.492701][ T8479] device veth1_vlan entered promiscuous mode [ 69.510615][ T2737] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 69.519283][ T2737] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 69.527713][ T2737] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 69.536344][ T2737] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 69.544733][ T2737] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 69.553205][ T2737] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 69.561969][ T2737] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 69.570336][ T2737] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 69.578745][ T2737] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 69.587450][ T2737] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 69.594881][ T2737] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 69.602406][ T2737] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 69.610675][ T2737] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 69.618929][ T2737] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 69.627472][ T2737] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 69.635682][ T2737] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 69.644236][ T2737] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 69.652788][ T2737] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.659865][ T2737] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.671866][ T8487] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 69.683736][ T8487] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 69.702497][ T8489] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 69.738176][ T8485] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 69.753458][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 69.761993][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 69.770812][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 69.779497][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 69.788769][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 69.798228][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 69.807174][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 69.816849][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 69.843342][ T8489] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 69.857893][ T2691] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 69.865358][ T2691] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 69.889168][ T8487] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 69.918609][ T8485] device veth0_vlan entered promiscuous mode [ 69.932696][ T8485] device veth1_vlan entered promiscuous mode [ 174.945576][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 174.952395][ C1] rcu: 1-....: (1 GPs behind) idle=cee/1/0x4000000000000002 softirq=12122/12125 fqs=2683 [ 174.962646][ C1] (t=10501 jiffies g=6989 q=553) [ 174.967667][ C1] rcu: rcu_preempt kthread starved for 5135 jiffies! g6989 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 174.978679][ C1] rcu: RCU grace-period kthread stack dump: [ 174.984564][ C1] rcu_preempt R running task 29032 10 2 0x80004000 [ 174.992456][ C1] Call Trace: [ 174.995766][ C1] __schedule+0x9a0/0xcc0 [ 175.000098][ C1] schedule+0x181/0x210 [ 175.004267][ C1] schedule_timeout+0x14f/0x240 [ 175.009109][ C1] ? run_local_timers+0x120/0x120 [ 175.014127][ C1] rcu_gp_kthread+0xed8/0x1770 [ 175.018889][ C1] kthread+0x332/0x350 [ 175.022945][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 175.028054][ C1] ? kthread_blkcg+0xe0/0xe0 [ 175.032635][ C1] ret_from_fork+0x24/0x30 [ 175.037072][ C1] NMI backtrace for cpu 1 [ 175.041392][ C1] CPU: 1 PID: 8497 Comm: kworker/u4:6 Not tainted 5.5.0-rc5-syzkaller #0 [ 175.049786][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 175.059828][ C1] Call Trace: [ 175.063118][ C1] [ 175.065962][ C1] dump_stack+0x1fb/0x318 [ 175.070284][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 175.075120][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 175.081268][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 175.087326][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 175.093298][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 175.099179][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 175.104286][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 175.109479][ C1] ? trace_hardirqs_off+0x74/0x80 [ 175.114505][ C1] update_process_times+0x12d/0x180 [ 175.119696][ C1] tick_sched_timer+0x263/0x420 [ 175.124534][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 175.130076][ C1] __hrtimer_run_queues+0x403/0x840 [ 175.135284][ C1] hrtimer_interrupt+0x38c/0xda0 [ 175.140235][ C1] ? debug_smp_processor_id+0x9/0x20 [ 175.145517][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 175.151059][ C1] apic_timer_interrupt+0xf/0x20 [ 175.155983][ C1] [ 175.158915][ C1] RIP: 0010:mod_memcg_page_state+0x123/0x190 [ 175.164887][ C1] Code: e8 22 8f 6a 00 48 83 3d b2 fd e1 07 00 74 70 e8 c3 26 2e 00 4c 89 ff 57 9d 0f 1f 44 00 00 e8 44 cf 33 00 eb 43 e8 ad 26 2e 00 3c e8 d6 cc 33 00 48 c7 c0 68 95 2a 89 48 c1 e8 03 42 80 3c 20 [ 175.184592][ C1] RSP: 0018:ffffc90002417e10 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 175.193011][ C1] RAX: ffffffff814897d3 RBX: 0000000000000000 RCX: ffff8880a2830400 [ 175.200986][ C1] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea0002302c40 [ 175.208948][ C1] RBP: ffffc90002417e30 R08: 000000000003a728 R09: ffffed10137742d9 [ 175.216914][ C1] R10: ffffed10137742d9 R11: 0000000000000000 R12: dffffc0000000000 [ 175.224895][ C1] R13: dffffc0000000000 R14: 00000000fffffffc R15: ffff88809bba16b8 [ 175.232883][ C1] ? mod_memcg_page_state+0x123/0x190 [ 175.238285][ C1] free_thread_stack+0x168/0x590 [ 175.243367][ C1] put_task_stack+0xa3/0x130 [ 175.247961][ C1] finish_task_switch+0x3f1/0x550 [ 175.253000][ C1] ? proc_cap_handler+0x450/0x450 [ 175.258019][ C1] schedule_tail+0x20/0x1a0 [ 175.262544][ C1] ? proc_cap_handler+0x450/0x450 [ 175.267585][ C1] ret_from_fork+0x8/0x30