[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 56.064789][ T27] audit: type=1800 audit(1578449463.820:25): pid=8605 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 56.083656][ T27] audit: type=1800 audit(1578449463.820:26): pid=8605 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 56.118800][ T27] audit: type=1800 audit(1578449463.830:27): pid=8605 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 '10.128.0.144' (ECDSA) to the list of known hosts. 2020/01/08 02:11:12 fuzzer started 2020/01/08 02:11:13 dialing manager at 10.128.0.26:35703 2020/01/08 02:11:13 syscalls: 2824 2020/01/08 02:11:13 code coverage: enabled 2020/01/08 02:11:13 comparison tracing: enabled 2020/01/08 02:11:13 extra coverage: enabled 2020/01/08 02:11:13 setuid sandbox: enabled 2020/01/08 02:11:13 namespace sandbox: enabled 2020/01/08 02:11:13 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 02:11:13 fault injection: enabled 2020/01/08 02:11:13 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 02:11:13 net packet injection: enabled 2020/01/08 02:11:13 net device setup: enabled 2020/01/08 02:11:13 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 02:11:13 devlink PCI setup: PCI device 0000:00:10.0 is not available 02:11:15 executing program 0: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0xeb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) r1 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp6_SCTP_EVENTS(r1, 0x84, 0xb, &(0x7f0000000040)={0x0, 0x3}, 0xb) shutdown(r1, 0x0) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r1, 0x84, 0x6f, &(0x7f0000000000)={0x0, 0x10, &(0x7f00000002c0)=[@in={0x2, 0x0, @local}]}, &(0x7f0000000180)=0x10) r2 = socket$inet(0x2, 0x80001, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r2, 0x84, 0x14, &(0x7f0000000000)=@assoc_value={0x0}, &(0x7f0000000040)=0x8) getsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r3}, &(0x7f0000000100)=0x10) 02:11:15 executing program 1: r0 = socket$inet(0x2, 0x2000080001, 0x84) bind$inet(0xffffffffffffffff, 0x0, 0x0) setsockopt$inet_sctp_SCTP_MAXSEG(r0, 0x84, 0xd, &(0x7f00000000c0)=@assoc_value={0x0, 0x1ff}, 0x8) perf_event_open(&(0x7f0000000300)={0x400000000001, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x401, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg(r0, &(0x7f000001afc8)={&(0x7f0000006000)=@in={0x2, 0x0, @loopback}, 0x80, &(0x7f0000007f80)=[{&(0x7f00000001c0)='*', 0x4352}], 0x1}, 0x2000) syzkaller login: [ 67.569507][ T8774] IPVS: ftp: loaded support on port[0] = 21 02:11:15 executing program 2: r0 = socket$kcm(0x2b, 0x1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000040)={&(0x7f0000000100)={{0xeb9f, 0x1, 0x0, 0x18, 0x0, 0xc, 0xc, 0x2, [@enum={0x0, 0x0, 0x0, 0xd}]}}, &(0x7f00000003c0)=""/219, 0x26, 0xdb, 0x8}, 0x20) [ 67.746550][ T8774] chnl_net:caif_netlink_parms(): no params data found [ 67.771762][ T8777] IPVS: ftp: loaded support on port[0] = 21 [ 67.886985][ T8774] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.909312][ T8774] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.917248][ T8774] device bridge_slave_0 entered promiscuous mode [ 67.926723][ T8774] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.935018][ T8774] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.943425][ T8774] device bridge_slave_1 entered promiscuous mode [ 67.965789][ T8779] IPVS: ftp: loaded support on port[0] = 21 [ 68.005701][ T8774] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 68.025689][ T8774] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link 02:11:15 executing program 3: r0 = socket$inet6(0xa, 0x6, 0x0) bind$inet6(r0, &(0x7f0000000000)={0xa, 0x4e20}, 0x1c) r1 = socket$inet_dccp(0x2, 0x6, 0x0) listen(r0, 0x4d) connect$inet(r1, &(0x7f0000e5c000)={0x2, 0x4e20, @loopback=0x7f000002}, 0x10) getsockopt$inet_int(r1, 0x10d, 0x8b, &(0x7f00000000c0), &(0x7f0000000080)=0x4) [ 68.099358][ T8774] team0: Port device team_slave_0 added [ 68.110264][ T8774] team0: Port device team_slave_1 added [ 68.119797][ T8777] chnl_net:caif_netlink_parms(): no params data found 02:11:16 executing program 4: unshare(0x2000400) r0 = socket(0x11, 0x80a, 0x0) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r2, 0x6, 0x11, &(0x7f0000000040), 0x15b4fbe4) [ 68.321346][ T8774] device hsr_slave_0 entered promiscuous mode [ 68.379061][ T8774] device hsr_slave_1 entered promiscuous mode [ 68.467344][ T8777] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.498808][ T8777] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.506613][ T8777] device bridge_slave_0 entered promiscuous mode 02:11:16 executing program 5: r0 = eventfd2(0x0, 0x0) writev(r0, &(0x7f0000000000)=[{&(0x7f0000000040)="e04a4f74b80de1fa", 0x8}], 0x1) writev(r0, &(0x7f0000002700)=[{&(0x7f00000001c0)="385e68cb29421c8a", 0x8}], 0x1) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = dup3(r1, r0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) timer_create(0x0, &(0x7f00000000c0)={0x0, 0x12}, &(0x7f0000044000)) clock_gettime(0x0, &(0x7f00000002c0)={0x0, 0x0}) timer_settime(0x0, 0x0, &(0x7f0000000300)={{0x0, 0x8}, {0x0, r3+10000000}}, 0x0) r4 = gettid() tkill(r4, 0x1000000000016) [ 68.554547][ T8777] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.564114][ T8777] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.573875][ T8777] device bridge_slave_1 entered promiscuous mode [ 68.588144][ T8782] IPVS: ftp: loaded support on port[0] = 21 [ 68.702221][ T8784] IPVS: ftp: loaded support on port[0] = 21 [ 68.741259][ T8777] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 68.768890][ T8779] chnl_net:caif_netlink_parms(): no params data found [ 68.795208][ T8787] IPVS: ftp: loaded support on port[0] = 21 [ 68.807281][ T8777] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.870776][ T8777] team0: Port device team_slave_0 added [ 68.907490][ T8777] team0: Port device team_slave_1 added [ 68.935532][ T8779] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.942823][ T8779] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.950847][ T8779] device bridge_slave_0 entered promiscuous mode [ 68.958905][ T8774] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 69.003514][ T8774] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 69.066338][ T8779] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.073673][ T8779] bridge0: port 2(bridge_slave_1) entered disabled state [ 69.081482][ T8779] device bridge_slave_1 entered promiscuous mode [ 69.103859][ T8779] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 69.113863][ T8774] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 69.166021][ T8774] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 69.227838][ T8779] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 69.321131][ T8777] device hsr_slave_0 entered promiscuous mode [ 69.369235][ T8777] device hsr_slave_1 entered promiscuous mode [ 69.408971][ T8777] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 69.409152][ T8777] Cannot create hsr debugfs directory [ 69.497100][ T8779] team0: Port device team_slave_0 added [ 69.531157][ T8779] team0: Port device team_slave_1 added [ 69.631751][ T8779] device hsr_slave_0 entered promiscuous mode [ 69.699062][ T8779] device hsr_slave_1 entered promiscuous mode [ 69.748879][ T8779] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 69.756607][ T8779] Cannot create hsr debugfs directory [ 69.774504][ T8784] chnl_net:caif_netlink_parms(): no params data found [ 69.784351][ T8782] chnl_net:caif_netlink_parms(): no params data found [ 69.894259][ T8787] chnl_net:caif_netlink_parms(): no params data found [ 69.944999][ T8784] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.952512][ T8784] bridge0: port 1(bridge_slave_0) entered disabled state [ 69.960766][ T8784] device bridge_slave_0 entered promiscuous mode [ 69.971455][ T8784] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.978518][ T8784] bridge0: port 2(bridge_slave_1) entered disabled state [ 69.986491][ T8784] device bridge_slave_1 entered promiscuous mode [ 70.005180][ T8782] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.012396][ T8782] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.020212][ T8782] device bridge_slave_0 entered promiscuous mode [ 70.032921][ T8782] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.040101][ T8782] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.047902][ T8782] device bridge_slave_1 entered promiscuous mode [ 70.061887][ T8777] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 70.114832][ T8777] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 70.203954][ T8777] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 70.251731][ T8777] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 70.310343][ T8787] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.317442][ T8787] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.325986][ T8787] device bridge_slave_0 entered promiscuous mode [ 70.341213][ T8784] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 70.356189][ T8784] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 70.369992][ T8774] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.377949][ T8787] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.385371][ T8787] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.394712][ T8787] device bridge_slave_1 entered promiscuous mode [ 70.403530][ T8782] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 70.413798][ T8779] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 70.471291][ T8779] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 70.532777][ T8782] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 70.542491][ T8779] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 70.621805][ T8779] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 70.684071][ T8784] team0: Port device team_slave_0 added [ 70.707803][ T8782] team0: Port device team_slave_0 added [ 70.720719][ T8784] team0: Port device team_slave_1 added [ 70.735320][ T8787] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 70.747066][ T8787] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 70.759719][ T8782] team0: Port device team_slave_1 added [ 70.778264][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 70.787235][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.871633][ T8784] device hsr_slave_0 entered promiscuous mode [ 70.919226][ T8784] device hsr_slave_1 entered promiscuous mode [ 70.949976][ T8784] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 70.957585][ T8784] Cannot create hsr debugfs directory [ 70.964874][ T8774] 8021q: adding VLAN 0 to HW filter on device team0 [ 71.032001][ T8782] device hsr_slave_0 entered promiscuous mode [ 71.089109][ T8782] device hsr_slave_1 entered promiscuous mode [ 71.128804][ T8782] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 71.136463][ T8782] Cannot create hsr debugfs directory [ 71.142555][ T2979] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 71.154375][ T2979] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 71.162918][ T2979] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.170133][ T2979] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.203688][ T8787] team0: Port device team_slave_0 added [ 71.211596][ T2744] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 71.223034][ T2744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 71.232290][ T2744] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 71.240754][ T2744] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.247817][ T2744] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.256400][ T2744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 71.275733][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 71.307528][ T8787] team0: Port device team_slave_1 added [ 71.381672][ T8787] device hsr_slave_0 entered promiscuous mode [ 71.439980][ T8787] device hsr_slave_1 entered promiscuous mode [ 71.468807][ T8787] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 71.476421][ T8787] Cannot create hsr debugfs directory [ 71.493427][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 71.503076][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 71.512349][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 71.584240][ T2744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 71.595241][ T2744] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 71.630795][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 71.642965][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 71.706299][ T8774] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 71.723357][ T8774] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 71.742412][ T8784] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 71.800941][ T2813] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 71.809470][ T2813] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 71.817654][ T8782] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 71.863054][ T8777] 8021q: adding VLAN 0 to HW filter on device bond0 [ 71.877854][ T8779] 8021q: adding VLAN 0 to HW filter on device bond0 [ 71.891847][ T8784] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 71.940738][ T8782] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 71.983249][ T8782] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 72.030698][ T8782] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 72.091537][ T8777] 8021q: adding VLAN 0 to HW filter on device team0 [ 72.103028][ T8784] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 72.132358][ T8784] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 72.207449][ T2744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 72.216032][ T2744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 72.223791][ T2744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 72.232158][ T2744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 72.243294][ T8779] 8021q: adding VLAN 0 to HW filter on device team0 [ 72.288312][ T2744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 72.297209][ T2744] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 72.306170][ T2744] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.313663][ T2744] bridge0: port 1(bridge_slave_0) entered forwarding state [ 72.322359][ T2744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 72.331074][ T2744] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 72.339639][ T2744] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.346731][ T2744] bridge0: port 2(bridge_slave_1) entered forwarding state [ 72.354743][ T2744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 72.363773][ T2744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 72.372655][ T2744] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 72.381548][ T2744] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.388710][ T2744] bridge0: port 1(bridge_slave_0) entered forwarding state [ 72.396322][ T2744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 72.406468][ T2744] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 72.415670][ T2744] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 72.432759][ T8787] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 72.487712][ T8787] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 72.533504][ T8787] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 72.581583][ T8787] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 72.641175][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 72.652982][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 72.685811][ T8777] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 72.696774][ T8777] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 72.712489][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 72.722468][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 72.732124][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 72.742514][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 72.753720][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 72.763510][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 72.772794][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 72.782561][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 72.791700][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 72.800202][ T2805] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.807261][ T2805] bridge0: port 2(bridge_slave_1) entered forwarding state [ 72.814979][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 72.825073][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 72.834556][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 72.846489][ T8774] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 72.873643][ T2744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 72.906086][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 72.928148][ T8777] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 72.955108][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 72.963964][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 72.973766][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 72.982706][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 72.991827][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 73.000880][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 73.025050][ T8779] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 73.041196][ T8779] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 73.062929][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 73.071209][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 73.080364][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 73.088843][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 73.097196][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 73.105899][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 73.115202][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 73.124047][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 73.165180][ T2813] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 73.173388][ T2813] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 73.184705][ T2813] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 73.194008][ T2813] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 73.226496][ T8779] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 73.240569][ T2744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 73.250457][ T2744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 73.260318][ T8774] device veth0_vlan entered promiscuous mode [ 73.284107][ T8784] 8021q: adding VLAN 0 to HW filter on device bond0 [ 73.304323][ T2744] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 73.314224][ T2744] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 73.326649][ T8782] 8021q: adding VLAN 0 to HW filter on device bond0 [ 73.352788][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 73.361710][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 73.370531][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 73.378352][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 73.391114][ T8784] 8021q: adding VLAN 0 to HW filter on device team0 [ 73.408014][ T8787] 8021q: adding VLAN 0 to HW filter on device bond0 [ 73.418437][ T8777] device veth0_vlan entered promiscuous mode [ 73.432162][ T8774] device veth1_vlan entered promiscuous mode [ 73.443834][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 73.451987][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 73.459922][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 73.468489][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 73.477246][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 73.485676][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 73.508286][ T8777] device veth1_vlan entered promiscuous mode [ 73.521923][ T8782] 8021q: adding VLAN 0 to HW filter on device team0 [ 73.547767][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 73.556907][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 73.566962][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 73.575941][ T2805] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.583232][ T2805] bridge0: port 1(bridge_slave_0) entered forwarding state [ 73.592325][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 73.601607][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 73.610639][ T2805] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.617693][ T2805] bridge0: port 2(bridge_slave_1) entered forwarding state [ 73.625797][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 73.634703][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 73.642852][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 73.650762][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 73.660176][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 73.697112][ T8779] device veth0_vlan entered promiscuous mode [ 73.711584][ T8787] 8021q: adding VLAN 0 to HW filter on device team0 [ 73.734027][ T2744] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 73.745014][ T2744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 73.754156][ T2744] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 73.762989][ T2744] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.770082][ T2744] bridge0: port 1(bridge_slave_0) entered forwarding state [ 73.779418][ T2744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 73.788086][ T2744] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 73.797367][ T2744] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.804805][ T2744] bridge0: port 2(bridge_slave_1) entered forwarding state [ 73.813100][ T2744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 73.821749][ T2744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 73.831983][ T2744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 73.840967][ T2744] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 73.849717][ T2744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 73.858136][ T2744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 73.866667][ T2744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 73.875297][ T2744] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 73.883813][ T2744] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 73.892538][ T2744] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 73.900760][ T2744] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 73.908527][ T2744] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 73.917682][ T2744] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 73.934506][ T8782] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 73.949308][ T8782] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 73.995670][ T2813] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 74.005187][ T2813] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 74.015894][ T2813] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 74.024674][ T2813] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 74.033675][ T2813] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 74.042603][ T2813] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 74.051910][ T2813] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 74.061065][ T2813] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 74.070503][ T2813] bridge0: port 1(bridge_slave_0) entered blocking state [ 74.077576][ T2813] bridge0: port 1(bridge_slave_0) entered forwarding state [ 74.086039][ T2813] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 74.094948][ T2813] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 74.104233][ T2813] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 74.113476][ T2813] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 74.122579][ T2813] bridge0: port 2(bridge_slave_1) entered blocking state [ 74.129782][ T2813] bridge0: port 2(bridge_slave_1) entered forwarding state [ 74.137596][ T2813] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 74.147086][ T2813] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 74.156992][ T2813] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 74.170492][ T2813] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 74.180333][ T2813] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 74.199254][ T8779] device veth1_vlan entered promiscuous mode [ 74.234284][ T8784] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 74.250257][ T8784] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 74.282602][ T8784] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 179.098634][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 179.105619][ C1] rcu: 1-...!: (10499 ticks this GP) idle=1de/1/0x4000000000000002 softirq=14147/14149 fqs=10 [ 179.116261][ C1] (t=10501 jiffies g=7857 q=331) [ 179.121306][ C1] rcu: rcu_preempt kthread starved for 10482 jiffies! g7857 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=0 [ 179.132566][ C1] rcu: RCU grace-period kthread stack dump: [ 179.138447][ C1] rcu_preempt I29032 10 2 0x80004000 [ 179.144776][ C1] Call Trace: [ 179.148066][ C1] __schedule+0x9a0/0xcc0 [ 179.152401][ C1] schedule+0x181/0x210 [ 179.156551][ C1] schedule_timeout+0x14f/0x240 [ 179.161393][ C1] ? run_local_timers+0x120/0x120 [ 179.166412][ C1] rcu_gp_kthread+0xed8/0x1770 [ 179.171180][ C1] kthread+0x332/0x350 [ 179.175252][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 179.180353][ C1] ? kthread_blkcg+0xe0/0xe0 [ 179.184945][ C1] ret_from_fork+0x24/0x30 [ 179.189583][ C1] NMI backtrace for cpu 1 [ 179.193915][ C1] CPU: 1 PID: 8774 Comm: syz-executor.0 Not tainted 5.5.0-rc5-syzkaller #0 [ 179.202500][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 179.212824][ C1] Call Trace: [ 179.216118][ C1] [ 179.218973][ C1] dump_stack+0x1fb/0x318 [ 179.223388][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 179.228316][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 179.234485][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 179.240543][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 179.246530][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 179.252517][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 179.257629][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 179.262831][ C1] ? trace_hardirqs_off+0x74/0x80 [ 179.268098][ C1] update_process_times+0x12d/0x180 [ 179.273500][ C1] tick_sched_timer+0x263/0x420 [ 179.278439][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 179.283982][ C1] __hrtimer_run_queues+0x403/0x840 [ 179.289189][ C1] hrtimer_interrupt+0x38c/0xda0 [ 179.294136][ C1] ? debug_smp_processor_id+0x9/0x20 [ 179.299420][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 179.304958][ C1] apic_timer_interrupt+0xf/0x20 [ 179.309885][ C1] [ 179.312871][ C1] RIP: 0010:__memcg_kmem_uncharge+0x44/0x1a0 [ 179.318845][ C1] Code: fc ff df 4c 8d 77 38 4d 89 f5 49 c1 ed 03 41 80 7c 05 00 00 74 08 4c 89 f7 e8 48 07 fb ff 4d 8b 3e b8 01 00 00 00 89 d9 d3 e0 <4d> 85 ff 0f 84 de 00 00 00 4c 39 3d a4 be ac 07 0f 84 2c 01 00 00 [ 179.338443][ C1] RSP: 0018:ffffc90001ec7b90 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 179.346946][ C1] RAX: 0000000000000001 RBX: 0000000000000000 RCX: 0000000000000000 [ 179.354907][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea00029b3440 [ 179.362868][ C1] RBP: ffffc90001ec7bc0 R08: 000000000003a728 R09: ffffed1012c03eb1 [ 179.371612][ C1] R10: ffffed1012c03eb1 R11: 0000000000000000 R12: ffffea00029b3440 [ 179.379658][ C1] R13: 1ffffd400053668f R14: ffffea00029b3478 R15: 0000000000000000 [ 179.387734][ C1] ? free_thread_stack+0x124/0x590 [ 179.392841][ C1] free_thread_stack+0x12e/0x590 [ 179.397788][ C1] put_task_stack+0xa3/0x130 [ 179.402402][ C1] finish_task_switch+0x3f1/0x550 [ 179.407476][ C1] __schedule+0x9a8/0xcc0 [ 179.411855][ C1] schedule+0x181/0x210 [ 179.416017][ C1] do_nanosleep+0x1d0/0x6c0 [ 179.420536][ C1] hrtimer_nanosleep+0x3a6/0x5b0 [ 179.426421][ C1] ? trace_hrtimer_expire_exit+0x2d0/0x2d0 [ 179.432587][ C1] __x64_sys_nanosleep+0x186/0x1d0 [ 179.437701][ C1] do_syscall_64+0xf7/0x1c0 [ 179.442899][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 179.448787][ C1] RIP: 0033:0x4593f0 [ 179.452775][ C1] Code: c0 5b 5d c3 66 0f 1f 44 00 00 8b 04 24 48 83 c4 18 5b 5d c3 66 0f 1f 44 00 00 83 3d 41 f5 61 00 00 75 14 b8 23 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 d4 d1 fb ff c3 48 83 ec 08 e8 ea 46 00 00 [ 179.472467][ C1] RSP: 002b:00007ffde968ad68 EFLAGS: 00000246 ORIG_RAX: 0000000000000023 [ 179.480872][ C1] RAX: ffffffffffffffda RBX: 0000000000012158 RCX: 00000000004593f0 [ 179.488831][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007ffde968ad70 [ 179.496790][ C1] RBP: 0000000000000002 R08: 0000000000000001 R09: 0000000001a34940 [ 179.504750][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 179.512708][ C1] R13: 00007ffde968adc0 R14: 0000000000012158 R15: 00007ffde968add0