[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 52.167765][ T27] audit: type=1800 audit(1578454857.848:25): pid=8372 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 52.204153][ T27] audit: type=1800 audit(1578454857.848:26): pid=8372 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 52.233626][ T27] audit: type=1800 audit(1578454857.858:27): pid=8372 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 '10.128.1.30' (ECDSA) to the list of known hosts. 2020/01/08 03:41:06 fuzzer started 2020/01/08 03:41:08 dialing manager at 10.128.0.26:35703 2020/01/08 03:41:08 syscalls: 2824 2020/01/08 03:41:08 code coverage: enabled 2020/01/08 03:41:08 comparison tracing: enabled 2020/01/08 03:41:08 extra coverage: enabled 2020/01/08 03:41:08 setuid sandbox: enabled 2020/01/08 03:41:08 namespace sandbox: enabled 2020/01/08 03:41:08 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 03:41:08 fault injection: enabled 2020/01/08 03:41:08 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 03:41:08 net packet injection: enabled 2020/01/08 03:41:08 net device setup: enabled 2020/01/08 03:41:08 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 03:41:08 devlink PCI setup: PCI device 0000:00:10.0 is not available 03:41:10 executing program 0: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f00000004c0)={{{@in6=@remote, @in=@multicast1, 0x0, 0x0, 0x0, 0x0, 0xa}}, {{@in=@multicast2, 0x0, 0x2b}, 0x0, @in6=@empty}}, 0xe8) socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$key(0xf, 0x3, 0x2) setsockopt$sock_int(r3, 0x1, 0x8, &(0x7f00000001c0), 0x4) sendmsg$key(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000100)=ANY=[@ANYBLOB="020b0001020000000000400000000000"], 0x10}}, 0x0) sendmsg$key(r3, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000380)={&(0x7f0000000080)=ANY=[@ANYBLOB="02120000020000000a000097d3d34473"], 0x10}}, 0x0) close(r3) 03:41:10 executing program 1: r0 = creat(&(0x7f0000000040)='./bus\x00', 0x0) fsetxattr$security_ima(r0, &(0x7f00000001c0)='security.ima\x00', &(0x7f0000000240)=@ng={0x4, 0x8}, 0x2, 0x0) ftruncate(r0, 0x48280) open(&(0x7f00000004c0)='./bus\x00', 0x0, 0x0) syzkaller login: [ 64.518092][ T8539] IPVS: ftp: loaded support on port[0] = 21 03:41:10 executing program 2: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp6_SCTP_NODELAY(r0, 0x84, 0x3, 0xfffffffffffffffe, 0x2b6) [ 64.670277][ T8541] IPVS: ftp: loaded support on port[0] = 21 [ 64.693613][ T8539] chnl_net:caif_netlink_parms(): no params data found [ 64.861247][ T8539] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.885262][ T8539] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.893336][ T8539] device bridge_slave_0 entered promiscuous mode 03:41:10 executing program 3: r0 = socket(0x10, 0x2, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = eventfd2(0x0, 0x0) r3 = fcntl$dupfd(r1, 0x0, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) sendto(r0, &(0x7f0000000200)="120000001200e7ef007b1a3fcd00000000a1", 0x12, 0x0, 0x0, 0x18) recvmmsg(r0, &(0x7f00000037c0)=[{{&(0x7f00000004c0)=@ethernet={0x0, @random}, 0x80, &(0x7f0000000380)=[{&(0x7f0000000040)=""/95, 0x1de}, {&(0x7f00000000c0)=""/85, 0x1f3}, {&(0x7f00000024c0)=""/4096, 0x1048}, {&(0x7f0000000400)=""/120, 0x1aa}, {&(0x7f0000000480)=""/60, 0xc6}, {&(0x7f0000000280)=""/77, 0x4d}, {&(0x7f0000000540)=""/154, 0x9a}, {&(0x7f0000000340)=""/22, 0x1de}], 0x38e, &(0x7f0000002400)=""/191, 0x1f9}, 0x7}], 0x4000000000001de, 0x6, &(0x7f0000003700)={0x77359400}) [ 64.918006][ T8539] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.934214][ T8539] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.942218][ T8539] device bridge_slave_1 entered promiscuous mode [ 64.960114][ T8541] chnl_net:caif_netlink_parms(): no params data found [ 64.993961][ T8545] IPVS: ftp: loaded support on port[0] = 21 [ 65.027008][ T8539] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 65.070236][ T8539] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 65.079731][ T8541] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.087305][ T8541] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.095176][ T8541] device bridge_slave_0 entered promiscuous mode [ 65.125148][ T8541] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.132269][ T8541] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.140343][ T8541] device bridge_slave_1 entered promiscuous mode [ 65.150066][ T8539] team0: Port device team_slave_0 added [ 65.178918][ T8539] team0: Port device team_slave_1 added [ 65.196334][ T8541] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 65.225278][ T8541] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link 03:41:10 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000002040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000001c0)=@newlink={0x3c, 0x10, 0x705, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, @ipip={{0xc, 0x1, 'ipip\x00'}, {0xc, 0x2, [@tunl_policy=[@IFLA_IPTUN_FWMARK={0x8}]]}}}]}, 0x3c}}, 0x0) [ 65.296800][ T8539] device hsr_slave_0 entered promiscuous mode [ 65.334478][ T8539] device hsr_slave_1 entered promiscuous mode [ 65.379964][ T8547] IPVS: ftp: loaded support on port[0] = 21 [ 65.422642][ T8541] team0: Port device team_slave_0 added [ 65.439495][ T8545] chnl_net:caif_netlink_parms(): no params data found [ 65.459103][ T8541] team0: Port device team_slave_1 added 03:41:11 executing program 5: r0 = socket$unix(0x1, 0x3, 0x0) r1 = socket$unix(0x1, 0x8000000000000005, 0x0) bind$unix(r1, &(0x7f0000000480)=@abs={0x1, 0x0, 0x4e24}, 0x44) sendmsg$unix(r0, &(0x7f0000000380)={&(0x7f0000000100)=@abs={0x1, 0x0, 0x4e21}, 0x6e, 0x0}, 0x0) [ 65.529455][ T8541] device hsr_slave_0 entered promiscuous mode [ 65.574679][ T8541] device hsr_slave_1 entered promiscuous mode [ 65.636951][ T8541] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 65.644934][ T8541] Cannot create hsr debugfs directory [ 65.695079][ T8545] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.704014][ T8545] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.711850][ T8545] device bridge_slave_0 entered promiscuous mode [ 65.744788][ T8552] IPVS: ftp: loaded support on port[0] = 21 [ 65.745215][ T8550] IPVS: ftp: loaded support on port[0] = 21 [ 65.759610][ T8545] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.767049][ T8545] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.775451][ T8545] device bridge_slave_1 entered promiscuous mode [ 65.836496][ T8545] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 65.851773][ T8545] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 65.877593][ T8539] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 65.938500][ T8539] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 66.021287][ T8545] team0: Port device team_slave_0 added [ 66.031175][ T8545] team0: Port device team_slave_1 added [ 66.047140][ T8539] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 66.098000][ T8539] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 66.200651][ T8547] chnl_net:caif_netlink_parms(): no params data found [ 66.223410][ T8541] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 66.248399][ T8541] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 66.346723][ T8545] device hsr_slave_0 entered promiscuous mode [ 66.394388][ T8545] device hsr_slave_1 entered promiscuous mode [ 66.434237][ T8545] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 66.442483][ T8545] Cannot create hsr debugfs directory [ 66.468625][ T8541] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 66.537795][ T8541] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 66.596335][ T8547] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.603499][ T8547] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.611348][ T8547] device bridge_slave_0 entered promiscuous mode [ 66.621108][ T8547] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.628325][ T8547] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.639119][ T8547] device bridge_slave_1 entered promiscuous mode [ 66.692026][ T8547] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.747290][ T8547] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.762998][ T8552] chnl_net:caif_netlink_parms(): no params data found [ 66.855661][ T8547] team0: Port device team_slave_0 added [ 66.864610][ T8547] team0: Port device team_slave_1 added [ 66.880443][ T8550] chnl_net:caif_netlink_parms(): no params data found [ 66.941506][ T8552] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.950249][ T8552] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.960812][ T8552] device bridge_slave_0 entered promiscuous mode [ 66.973339][ T8552] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.982067][ T8552] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.990145][ T8552] device bridge_slave_1 entered promiscuous mode [ 67.046858][ T8547] device hsr_slave_0 entered promiscuous mode [ 67.084410][ T8547] device hsr_slave_1 entered promiscuous mode [ 67.134161][ T8547] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 67.141843][ T8547] Cannot create hsr debugfs directory [ 67.183239][ T8545] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 67.249555][ T8545] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 67.319867][ T8545] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 67.400408][ T8550] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.408194][ T8550] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.416088][ T8550] device bridge_slave_0 entered promiscuous mode [ 67.428212][ T8550] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.435344][ T8550] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.443044][ T8550] device bridge_slave_1 entered promiscuous mode [ 67.451364][ T8545] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 67.514368][ T8552] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.529480][ T8552] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.580161][ T8541] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.597446][ T8552] team0: Port device team_slave_0 added [ 67.609589][ T8550] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.629012][ T8552] team0: Port device team_slave_1 added [ 67.637097][ T8547] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 67.686582][ T8547] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 67.725985][ T8547] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 67.777017][ T8547] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 67.817206][ T8550] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.846020][ T8539] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.885887][ T8552] device hsr_slave_0 entered promiscuous mode [ 67.924830][ T8552] device hsr_slave_1 entered promiscuous mode [ 67.974259][ T8552] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 67.981985][ T8552] Cannot create hsr debugfs directory [ 68.009658][ T2843] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 68.018636][ T2843] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 68.036304][ T8550] team0: Port device team_slave_0 added [ 68.044562][ T8550] team0: Port device team_slave_1 added [ 68.057169][ T3057] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 68.066330][ T3057] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 68.081795][ T8541] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.157371][ T8550] device hsr_slave_0 entered promiscuous mode [ 68.197184][ T8550] device hsr_slave_1 entered promiscuous mode [ 68.244206][ T8550] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 68.252218][ T8550] Cannot create hsr debugfs directory [ 68.278554][ T8539] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.301290][ T3057] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 68.310748][ T3057] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 68.319646][ T3057] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.326855][ T3057] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.353257][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 68.361767][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 68.373206][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 68.383816][ T3066] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.390904][ T3066] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.399696][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 68.408205][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 68.416692][ T3066] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.423744][ T3066] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.431396][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 68.440293][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 68.448879][ T3066] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.455963][ T3066] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.464987][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 68.501350][ T2842] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 68.512255][ T2842] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 68.521383][ T2842] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 68.531027][ T2842] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 68.540034][ T2842] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 68.548719][ T2842] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 68.557221][ T2842] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 68.566180][ T2842] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 68.575300][ T2842] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 68.583864][ T2842] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 68.593665][ T2842] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 68.601772][ T2842] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 68.637079][ T2843] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 68.646515][ T2843] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 68.679043][ T8552] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 68.728821][ T2842] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 68.737466][ T2842] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 68.746573][ T2842] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 68.755761][ T2842] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 68.769886][ T8541] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 68.781435][ T8541] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 68.797463][ T8552] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 68.829778][ T8552] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 68.885372][ T3063] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 68.893880][ T3063] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 68.903232][ T3063] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 68.912147][ T3063] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 68.926069][ T8545] 8021q: adding VLAN 0 to HW filter on device bond0 [ 68.955901][ T8552] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 69.001702][ T8539] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 69.010962][ T2843] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 69.018888][ T2843] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 69.036087][ T8545] 8021q: adding VLAN 0 to HW filter on device team0 [ 69.056878][ T8547] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.071340][ T8550] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 69.106520][ T3063] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 69.116733][ T3063] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 69.129576][ T8541] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 69.145301][ T8550] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 69.194195][ T2842] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 69.202947][ T2842] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 69.211846][ T2842] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.218955][ T2842] bridge0: port 1(bridge_slave_0) entered forwarding state [ 69.226674][ T2842] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 69.236061][ T2842] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 69.244523][ T2842] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.252079][ T2842] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.259879][ T2842] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 69.280961][ T8547] 8021q: adding VLAN 0 to HW filter on device team0 [ 69.294649][ T8550] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 69.319089][ T2851] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 69.327110][ T2851] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 69.335386][ T2851] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 69.343748][ T2851] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 69.352747][ T2851] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 69.373725][ T8550] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 69.415363][ T3063] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 69.422872][ T3063] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 69.430832][ T3063] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 69.439555][ T3063] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 69.448206][ T3063] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.455331][ T3063] bridge0: port 1(bridge_slave_0) entered forwarding state [ 69.463916][ T3063] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 69.478754][ T8539] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 69.496892][ T2842] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 69.508560][ T2842] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 69.517646][ T2842] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.524737][ T2842] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.532448][ T2842] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 69.541714][ T2842] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 69.551270][ T2842] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 69.559995][ T2842] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 69.568914][ T2842] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 69.587666][ T8541] device veth0_vlan entered promiscuous mode [ 69.611489][ T2842] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 69.620667][ T2842] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 69.631226][ T2842] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 69.640234][ T2842] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 69.657503][ T2842] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 69.666151][ T2842] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 69.679301][ T2842] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 69.688157][ T2842] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 69.699783][ T2842] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 69.726468][ T2842] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 69.734903][ T2842] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 69.742733][ T2842] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 69.781632][ T8541] device veth1_vlan entered promiscuous mode [ 69.800169][ T8545] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 69.811630][ T8545] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 69.833737][ T2843] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 69.842463][ T2843] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 69.851496][ T2843] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 69.861160][ T2843] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 69.872437][ T2843] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 69.882044][ T2843] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 69.890690][ T2843] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 69.919009][ T8547] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 69.931254][ T8547] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 69.977944][ T8552] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.984976][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 69.993088][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 70.002368][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 70.011165][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 70.019837][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 70.028358][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 70.036832][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 70.045463][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 70.052897][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 70.061638][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 70.069322][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 70.077816][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 70.095081][ T2843] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 70.102573][ T2843] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 70.117537][ T8545] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 70.135667][ T8547] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 70.143694][ T8539] device veth0_vlan entered promiscuous mode [ 70.161067][ T8552] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.197027][ T2843] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 70.205246][ T2843] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.213330][ T2843] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 70.225459][ T2843] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 70.252018][ T8539] device veth1_vlan entered promiscuous mode [ 70.264647][ T2842] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 70.273607][ T2842] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.300900][ T27] kauditd_printk_skb: 3 callbacks suppressed [ 70.300910][ T27] audit: type=1804 audit(1578454875.978:31): pid=8558 uid=0 auid=4294967295 ses=4294967295 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir510750018/syzkaller.ZvY0oa/0/bus" dev="sda1" ino=16522 res=1 [ 175.304034][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 175.311103][ C0] (detected by 0, t=10502 jiffies, g=7117, q=199) [ 175.317689][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10501 (4294954656-4294944155), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 175.331119][ C0] kworker/0:8 R running task 26392 2842 2 0x80004008 [ 175.339195][ C0] Workqueue: events linkwatch_event [ 175.344381][ C0] Call Trace: [ 175.347661][ C0] [ 175.350505][ C0] sched_show_task+0x40f/0x560 [ 175.355298][ C0] rcu_sched_clock_irq+0x1861/0x1ad0 [ 175.360688][ C0] update_process_times+0x12d/0x180 [ 175.365880][ C0] tick_sched_timer+0x263/0x420 [ 175.370720][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 175.376255][ C0] __hrtimer_run_queues+0x403/0x840 [ 175.381640][ C0] hrtimer_interrupt+0x38c/0xda0 [ 175.386900][ C0] ? debug_smp_processor_id+0x9/0x20 [ 175.392361][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 175.398088][ C0] apic_timer_interrupt+0xf/0x20 [ 175.403112][ C0] [ 175.406041][ C0] RIP: 0010:mod_memcg_page_state+0x123/0x190 [ 175.412073][ C0] 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 [ 175.431772][ C0] RSP: 0018:ffffc9000818f6d0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 175.440204][ C0] RAX: ffffffff814897d3 RBX: 0000000000000000 RCX: ffff88809f356200 [ 175.448385][ C0] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea00028bdd40 [ 175.456356][ C0] RBP: ffffc9000818f6f0 R08: dffffc0000000000 R09: fffffbfff124248a [ 175.464448][ C0] R10: fffffbfff124248a R11: 0000000000000000 R12: dffffc0000000000 [ 175.472409][ C0] R13: dffffc0000000000 R14: 00000000fffffffc R15: ffff888094eed578 [ 175.480413][ C0] ? mod_memcg_page_state+0x123/0x190 [ 175.485782][ C0] free_thread_stack+0x168/0x590 [ 175.490807][ C0] put_task_stack+0xa3/0x130 [ 175.495393][ C0] finish_task_switch+0x3f1/0x550 [ 175.500443][ C0] __schedule+0x9a8/0xcc0 [ 175.504799][ C0] ? ___preempt_schedule+0x16/0x18 [ 175.510075][ C0] preempt_schedule+0xdb/0x120 [ 175.514924][ C0] ___preempt_schedule+0x16/0x18 [ 175.519853][ C0] ? vprintk_emit+0x2fe/0x3a0 [ 175.524520][ C0] ? vprintk_emit+0x368/0x3a0 [ 175.529189][ C0] vprintk_emit+0x36d/0x3a0 [ 175.533716][ C0] vprintk_default+0x28/0x30 [ 175.538486][ C0] vprintk_func+0x158/0x170 [ 175.542991][ C0] printk+0x62/0x8d [ 175.546901][ C0] ? addrconf_notify+0xd37/0x3c90 [ 175.551925][ C0] ? addrconf_notify+0x779/0x3c90 [ 175.556970][ C0] addrconf_notify+0x2c8d/0x3c90 [ 175.562007][ C0] ? lockdep_hardirqs_on+0x3c5/0x7d0 [ 175.567281][ C0] ? __local_bh_enable_ip+0x13a/0x240 [ 175.572649][ C0] ? clusterip_netdev_event+0x48b/0x4a0 [ 175.578282][ C0] ? trace_hardirqs_on+0x74/0x80 [ 175.583419][ C0] ? __local_bh_enable_ip+0x13a/0x240 [ 175.588808][ C0] ? clusterip_netdev_event+0x48b/0x4a0 [ 175.594371][ C0] ? tls_dev_event+0x619/0xc00 [ 175.599127][ C0] ? clusterip_netdev_event+0x48b/0x4a0 [ 175.604665][ C0] ? ip6mr_device_event+0x1ee/0x210 [ 175.609872][ C0] raw_notifier_call_chain+0xec/0x190 [ 175.615422][ C0] netdev_state_change+0x147/0x1f0 [ 175.620617][ C0] linkwatch_do_dev+0x10e/0x160 [ 175.625596][ C0] __linkwatch_run_queue+0x446/0x730 [ 175.631141][ C0] linkwatch_event+0x4c/0x60 [ 175.635734][ C0] process_one_work+0x7ef/0x10d0 [ 175.640683][ C0] worker_thread+0xc01/0x1630 [ 175.645400][ C0] kthread+0x332/0x350 [ 175.649464][ C0] ? rcu_lock_release+0x30/0x30 [ 175.654305][ C0] ? kthread_blkcg+0xe0/0xe0 [ 175.658993][ C0] ret_from_fork+0x24/0x30 [ 175.663440][ C0] rcu: rcu_preempt kthread starved for 10535 jiffies! g7117 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 175.674560][ C0] rcu: RCU grace-period kthread stack dump: [ 175.680445][ C0] rcu_preempt R running task 29032 10 2 0x80004000 [ 175.688347][ C0] Call Trace: [ 175.691646][ C0] __schedule+0x9a0/0xcc0 [ 175.695977][ C0] schedule+0x181/0x210 [ 175.700126][ C0] schedule_timeout+0x14f/0x240 [ 175.705054][ C0] ? run_local_timers+0x120/0x120 [ 175.710076][ C0] rcu_gp_kthread+0xed8/0x1770 [ 175.714842][ C0] kthread+0x332/0x350 [ 175.718904][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 175.724006][ C0] ? kthread_blkcg+0xe0/0xe0 [ 175.728589][ C0] ret_from_fork+0x24/0x30