[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 50.436646][ T27] audit: type=1800 audit(1578449386.349:25): pid=8391 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 50.457667][ T27] audit: type=1800 audit(1578449386.359:26): pid=8391 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 50.478708][ T27] audit: type=1800 audit(1578449386.359:27): pid=8391 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 '10.128.0.102' (ECDSA) to the list of known hosts. 2020/01/08 02:09:57 fuzzer started 2020/01/08 02:09:59 dialing manager at 10.128.0.26:35703 2020/01/08 02:09:59 syscalls: 2824 2020/01/08 02:09:59 code coverage: enabled 2020/01/08 02:09:59 comparison tracing: enabled 2020/01/08 02:09:59 extra coverage: enabled 2020/01/08 02:09:59 setuid sandbox: enabled 2020/01/08 02:09:59 namespace sandbox: enabled 2020/01/08 02:09:59 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 02:09:59 fault injection: enabled 2020/01/08 02:09:59 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 02:09:59 net packet injection: enabled 2020/01/08 02:09:59 net device setup: enabled 2020/01/08 02:09:59 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 02:09:59 devlink PCI setup: PCI device 0000:00:10.0 is not available 02:10:00 executing program 0: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_SUBSCRIPTION(r0, 0xc08c5102, &(0x7f00000000c0)) 02:10:00 executing program 1: openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000140)='cpuacct.stat\x00', 0x0, 0x0) ioctl$RNDCLEARPOOL(0xffffffffffffffff, 0x5206, &(0x7f0000000440)=0x4) write(0xffffffffffffffff, &(0x7f0000000040)="0f42", 0x2) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/kvm\x00', 0x0, 0x0) ioctl$KVM_SET_IRQCHIP(0xffffffffffffffff, 0x8208ae63, &(0x7f0000000180)={0x0, 0x0, @ioapic={0x0, 0x0, 0x0, 0x0, 0x0, [{}, {0x9, 0x0, 0x0, [], 0x6}, {}, {}, {}, {0x5, 0x0, 0x3}, {0x3f, 0x4}, {0xff}, {}, {0xfc}, {0x0, 0xfd}, {}, {0x0, 0x0, 0xfe}, {}, {}, {}, {}, {}, {0x0, 0x0, 0x0, [], 0x5}]}}) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000300)=[{&(0x7f0000000280)=""/36, 0x24}], 0x1, 0x0) write$P9_RRENAMEAT(0xffffffffffffffff, &(0x7f0000000080)={0x7}, 0x7) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000000000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) add_key$keyring(&(0x7f0000000480)='keyring\x00', 0x0, 0x0, 0x0, 0xfffffffffffffffe) add_key$keyring(&(0x7f0000000340)='keyring\x00', 0x0, 0x0, 0x0, 0x0) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000500)={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfb]}) ioctl$KVM_RUN(r2, 0xae80, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)) ioctl$KVM_RUN(r2, 0xae80, 0x0) syzkaller login: [ 64.600003][ T8559] IPVS: ftp: loaded support on port[0] = 21 02:10:00 executing program 2: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000580)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$RDMA_USER_CM_CMD_CREATE_ID(r0, &(0x7f00000001c0)={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000140)={0xffffffffffffffff}, 0x2}}, 0x20) r2 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000580)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$RDMA_USER_CM_CMD_CREATE_ID(r2, &(0x7f00000001c0)={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000140)={0xffffffffffffffff}, 0x2}}, 0x20) write$RDMA_USER_CM_CMD_RESOLVE_IP(r2, &(0x7f0000000200)={0x3, 0x40, 0xfa00, {{0xa, 0x0, 0x0, @empty}, {0xa, 0x0, 0x0, @local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc3ffffff]}}, r3}}, 0x48) write$RDMA_USER_CM_CMD_RESOLVE_IP(r0, &(0x7f0000000200)={0x3, 0x40, 0xfa00, {{0xa, 0x0, 0x0, @empty}, {0xa, 0x0, 0x0, @local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc3ffffff]}}, r1}}, 0x48) [ 64.644343][ T8561] IPVS: ftp: loaded support on port[0] = 21 [ 64.866558][ T8559] chnl_net:caif_netlink_parms(): no params data found 02:10:00 executing program 3: r0 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = dup3(r1, r0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='auxv\x00') setgroups(0x0, 0x0) pread64(r3, 0x0, 0x0, 0x0) [ 64.925512][ T8561] chnl_net:caif_netlink_parms(): no params data found [ 64.940889][ T8565] IPVS: ftp: loaded support on port[0] = 21 [ 65.022916][ T8559] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.039492][ T8559] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.059880][ T8559] device bridge_slave_0 entered promiscuous mode [ 65.111089][ T8567] IPVS: ftp: loaded support on port[0] = 21 [ 65.119221][ T8559] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.126310][ T8559] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.140705][ T8559] device bridge_slave_1 entered promiscuous mode [ 65.148566][ T8561] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.155639][ T8561] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.163873][ T8561] device bridge_slave_0 entered promiscuous mode [ 65.199017][ T8559] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link 02:10:01 executing program 4: r0 = socket(0xa, 0x2, 0x0) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0xa) setreuid(0x0, r1) r2 = eventfd2(0x0, 0x0) fstat(r2, &(0x7f0000000680)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) setresgid(0x0, r3, 0x0) [ 65.229954][ T8561] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.237057][ T8561] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.246296][ T8561] device bridge_slave_1 entered promiscuous mode [ 65.263044][ T8559] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 65.356036][ T8561] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 65.379343][ T8559] team0: Port device team_slave_0 added [ 65.408470][ T8559] team0: Port device team_slave_1 added [ 65.416458][ T8561] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 65.450743][ T8565] chnl_net:caif_netlink_parms(): no params data found 02:10:01 executing program 5: pipe(&(0x7f0000000440)) pipe(&(0x7f0000000140)) syz_open_dev$radio(&(0x7f00000001c0)='/dev/radio#\x00', 0x3, 0x2) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 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, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) pselect6(0x40, &(0x7f00000000c0), 0x0, &(0x7f0000000140)={0x1ff}, &(0x7f0000000200), 0x0) vmsplice(0xffffffffffffffff, 0x0, 0x0, 0x0) [ 65.550250][ T8559] device hsr_slave_0 entered promiscuous mode [ 65.588248][ T8559] device hsr_slave_1 entered promiscuous mode [ 65.654771][ T8561] team0: Port device team_slave_0 added [ 65.663735][ T8561] team0: Port device team_slave_1 added [ 65.675592][ T8570] IPVS: ftp: loaded support on port[0] = 21 [ 65.701385][ T8572] IPVS: ftp: loaded support on port[0] = 21 [ 65.770550][ T8561] device hsr_slave_0 entered promiscuous mode [ 65.838304][ T8561] device hsr_slave_1 entered promiscuous mode [ 65.887976][ T8561] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 65.896000][ T8561] Cannot create hsr debugfs directory [ 65.945449][ T8567] chnl_net:caif_netlink_parms(): no params data found [ 66.010949][ T8565] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.018851][ T8565] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.026483][ T8565] device bridge_slave_0 entered promiscuous mode [ 66.056949][ T8565] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.066749][ T8565] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.075679][ T8565] device bridge_slave_1 entered promiscuous mode [ 66.132204][ T8565] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.153454][ T8567] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.160868][ T8567] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.169722][ T8567] device bridge_slave_0 entered promiscuous mode [ 66.181815][ T8565] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.201899][ T8567] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.209809][ T8567] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.217375][ T8567] device bridge_slave_1 entered promiscuous mode [ 66.244768][ T8565] team0: Port device team_slave_0 added [ 66.276062][ T8565] team0: Port device team_slave_1 added [ 66.283624][ T8567] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.293571][ T8561] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 66.373004][ T8561] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 66.441510][ T8567] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.455750][ T8559] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 66.530108][ T8561] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 66.572702][ T8561] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 66.660668][ T8565] device hsr_slave_0 entered promiscuous mode [ 66.698193][ T8565] device hsr_slave_1 entered promiscuous mode [ 66.738015][ T8565] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 66.745885][ T8565] Cannot create hsr debugfs directory [ 66.756966][ T8559] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 66.812500][ T8559] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 66.874219][ T8559] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 66.921656][ T8567] team0: Port device team_slave_0 added [ 66.956775][ T8567] team0: Port device team_slave_1 added [ 67.069928][ T8567] device hsr_slave_0 entered promiscuous mode [ 67.118246][ T8567] device hsr_slave_1 entered promiscuous mode [ 67.157974][ T8567] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 67.158007][ T8567] Cannot create hsr debugfs directory [ 67.183662][ T8572] chnl_net:caif_netlink_parms(): no params data found [ 67.204615][ T8570] chnl_net:caif_netlink_parms(): no params data found [ 67.300271][ T8572] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.307465][ T8572] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.315388][ T8572] device bridge_slave_0 entered promiscuous mode [ 67.347341][ T8565] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 67.412172][ T8565] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 67.473237][ T8565] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 67.529147][ T8572] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.536240][ T8572] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.544490][ T8572] device bridge_slave_1 entered promiscuous mode [ 67.571767][ T8570] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.579029][ T8570] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.587944][ T8570] device bridge_slave_0 entered promiscuous mode [ 67.595117][ T8565] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 67.669359][ T8572] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.683085][ T8572] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.692560][ T8570] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.700138][ T8570] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.709094][ T8570] device bridge_slave_1 entered promiscuous mode [ 67.744613][ T8567] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 67.810091][ T8567] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 67.864642][ T8567] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 67.920976][ T8572] team0: Port device team_slave_0 added [ 67.927096][ T8567] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 67.999179][ T8570] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 68.011359][ T8572] team0: Port device team_slave_1 added [ 68.019179][ T8570] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.048903][ T8559] 8021q: adding VLAN 0 to HW filter on device bond0 [ 68.068410][ T8570] team0: Port device team_slave_0 added [ 68.099308][ T8570] team0: Port device team_slave_1 added [ 68.191338][ T8572] device hsr_slave_0 entered promiscuous mode [ 68.238171][ T8572] device hsr_slave_1 entered promiscuous mode [ 68.287941][ T8572] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 68.295680][ T8572] Cannot create hsr debugfs directory [ 68.304059][ T8561] 8021q: adding VLAN 0 to HW filter on device bond0 [ 68.359592][ T8570] device hsr_slave_0 entered promiscuous mode [ 68.408290][ T8570] device hsr_slave_1 entered promiscuous mode [ 68.467969][ T8570] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 68.476955][ T8570] Cannot create hsr debugfs directory [ 68.490785][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 68.499644][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 68.525278][ T8561] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.541163][ T8559] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.562803][ T3144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 68.571647][ T3144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 68.580679][ T3144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 68.589561][ T3144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 68.600338][ T3144] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.608309][ T3144] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.616558][ T3144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 68.626879][ T3144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 68.636001][ T3144] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.643500][ T3144] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.656392][ T3144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 68.678797][ T8565] 8021q: adding VLAN 0 to HW filter on device bond0 [ 68.701103][ T3060] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 68.710750][ T3060] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 68.720555][ T3060] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 68.729451][ T3060] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.736508][ T3060] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.744844][ T3060] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 68.754291][ T3060] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 68.763278][ T3060] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 68.772317][ T3060] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.779960][ T3060] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.791191][ T3060] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 68.817425][ T8565] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.849606][ T8567] 8021q: adding VLAN 0 to HW filter on device bond0 [ 68.856902][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 68.868275][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 68.876103][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 68.886396][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 68.895149][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 68.904304][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 68.913611][ T2854] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.920864][ T2854] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.953427][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 68.963771][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 68.972008][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 68.982268][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 68.991118][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 69.000831][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 69.009657][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 69.019344][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 69.028299][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 69.037697][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 69.052408][ T8559] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 69.066025][ T8559] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 69.098116][ T8567] 8021q: adding VLAN 0 to HW filter on device team0 [ 69.105693][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 69.114192][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 69.123873][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 69.132314][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 69.140779][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 69.149084][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 69.157455][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 69.165727][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 69.174872][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 69.183898][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.191011][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.198943][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 69.206875][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 69.219846][ T8561] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 69.231308][ T8561] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 69.276062][ T3063] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 69.286822][ T3063] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 69.296393][ T3063] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 69.305476][ T3063] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 69.315325][ T3063] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 69.324120][ T3063] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 69.333021][ T3063] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 69.362841][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 69.374087][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 69.382796][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 69.392421][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 69.409789][ T8572] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 69.452964][ T8570] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 69.500790][ T8565] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 69.514475][ T8565] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 69.524280][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 69.533823][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 69.543065][ T2677] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.550177][ T2677] bridge0: port 1(bridge_slave_0) entered forwarding state [ 69.558094][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 69.566379][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 69.575099][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 69.584290][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 69.598643][ T8559] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 69.605727][ T8572] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 69.649708][ T8570] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 69.709530][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 69.717519][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 69.726255][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 69.734967][ T2677] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.742139][ T2677] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.750778][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 69.759744][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 69.776353][ T8561] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 69.786382][ T8572] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 69.839820][ T8570] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 69.869754][ T8570] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 69.948221][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 69.955714][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 69.966068][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 69.975598][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 69.984589][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 69.993183][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 70.019004][ T8572] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 70.081960][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 70.090595][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 70.100619][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 70.110253][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 70.118735][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 70.127226][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 70.134886][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 70.142763][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 70.150884][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 70.161593][ T8559] device veth0_vlan entered promiscuous mode [ 70.174191][ T8565] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 70.184229][ T3060] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 70.195859][ T3060] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 70.232647][ T8559] device veth1_vlan entered promiscuous mode [ 70.242987][ T3063] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 70.252126][ T3063] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 70.260934][ T3063] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 70.270244][ T3063] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 70.280815][ T8567] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 70.328054][ T3060] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 70.336455][ T3060] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 70.354433][ T3060] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 70.362858][ T3060] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 70.378453][ T8570] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.388557][ T8561] device veth0_vlan entered promiscuous mode [ 70.424404][ T8561] device veth1_vlan entered promiscuous mode [ 70.436921][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 70.445985][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 70.454774][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 70.466296][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 70.474828][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 70.490507][ T8565] device veth0_vlan entered promiscuous mode [ 70.524953][ T8570] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.544548][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 70.558447][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 70.570956][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 175.547743][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 175.554659][ C1] rcu: 1-...!: (10499 ticks this GP) idle=da2/1/0x4000000000000002 softirq=13002/13002 fqs=1 [ 175.565156][ C1] (t=10500 jiffies g=7185 q=73) [ 175.570102][ C1] rcu: rcu_preempt kthread starved for 10497 jiffies! g7185 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 175.581198][ C1] rcu: RCU grace-period kthread stack dump: [ 175.587096][ C1] rcu_preempt R running task 28984 10 2 0x80004000 [ 175.594996][ C1] Call Trace: [ 175.598288][ C1] __schedule+0x9a0/0xcc0 [ 175.602623][ C1] schedule+0x181/0x210 [ 175.606773][ C1] schedule_timeout+0x14f/0x240 [ 175.611623][ C1] ? run_local_timers+0x120/0x120 [ 175.616642][ C1] rcu_gp_kthread+0xed8/0x1770 [ 175.621405][ C1] kthread+0x332/0x350 [ 175.625463][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 175.630563][ C1] ? kthread_blkcg+0xe0/0xe0 [ 175.635141][ C1] ret_from_fork+0x24/0x30 [ 175.639870][ C1] NMI backtrace for cpu 1 [ 175.644200][ C1] CPU: 1 PID: 8578 Comm: syz-executor.0 Not tainted 5.5.0-rc5-syzkaller #0 [ 175.652785][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 175.662841][ C1] Call Trace: [ 175.666120][ C1] [ 175.668987][ C1] dump_stack+0x1fb/0x318 [ 175.673313][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 175.678152][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 175.684295][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 175.690378][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 175.696827][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 175.702717][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 175.707828][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 175.713038][ C1] ? trace_hardirqs_off+0x74/0x80 [ 175.718053][ C1] update_process_times+0x12d/0x180 [ 175.723241][ C1] tick_sched_timer+0x263/0x420 [ 175.728079][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 175.733612][ C1] __hrtimer_run_queues+0x403/0x840 [ 175.738818][ C1] hrtimer_interrupt+0x38c/0xda0 [ 175.743775][ C1] ? debug_smp_processor_id+0x9/0x20 [ 175.749052][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 175.754589][ C1] apic_timer_interrupt+0xf/0x20 [ 175.759510][ C1] [ 175.762439][ C1] RIP: 0010:mod_memcg_page_state+0x3d/0x190 [ 175.768406][ C1] Code: 27 2e 00 48 83 c3 38 48 89 d8 48 c1 e8 03 49 bc 00 00 00 00 00 fc ff df 42 80 3c 20 00 74 08 48 89 df e8 e6 8f 6a 00 48 8b 1b <48> 85 db 0f 84 d8 00 00 00 48 c7 c0 60 95 2a 89 48 c1 e8 03 42 80 [ 175.787997][ C1] RSP: 0018:ffffc900022a7818 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 175.796592][ C1] RAX: 1ffffd40005129e7 RBX: 0000000000000000 RCX: 0000000000040000 [ 175.804831][ C1] RDX: ffffc90001d79000 RSI: 000000000003ffff RDI: 0000000000040000 [ 175.812794][ C1] RBP: ffffc900022a7838 R08: dffffc0000000000 R09: fffffbfff12c962d [ 175.820760][ C1] R10: fffffbfff12c962d R11: 0000000000000000 R12: dffffc0000000000 [ 175.828718][ C1] R13: dffffc0000000000 R14: 00000000fffffffc R15: ffff88808bf0f6f8 [ 175.836702][ C1] ? mod_memcg_page_state+0x16/0x190 [ 175.841976][ C1] free_thread_stack+0x168/0x590 [ 175.846903][ C1] put_task_stack+0xa3/0x130 [ 175.851483][ C1] finish_task_switch+0x3f1/0x550 [ 175.856502][ C1] __schedule+0x9a8/0xcc0 [ 175.860833][ C1] ? do_raw_spin_unlock+0x142/0x950 [ 175.866022][ C1] schedule+0x181/0x210 [ 175.870175][ C1] futex_wait_queue_me+0x2a3/0x4b0 [ 175.875281][ C1] futex_wait+0x252/0x770 [ 175.879626][ C1] do_futex+0x437/0x3d60 [ 175.883862][ C1] ? __lock_acquire+0xc75/0x1be0 [ 175.889148][ C1] ? do_raw_spin_unlock+0x142/0x950 [ 175.894337][ C1] ? __might_fault+0xf9/0x160 [ 175.899011][ C1] ? __might_fault+0xf9/0x160 [ 175.903682][ C1] ? check_preemption_disabled+0xb4/0x260 [ 175.909390][ C1] ? debug_smp_processor_id+0x9/0x20 [ 175.914666][ C1] __se_sys_futex+0x28c/0x360 [ 175.919332][ C1] ? prepare_exit_to_usermode+0x221/0x5b0 [ 175.925040][ C1] ? trace_irq_disable_rcuidle+0x23/0x1e0 [ 175.930748][ C1] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 175.936218][ C1] __x64_sys_futex+0xe5/0x100 [ 175.940907][ C1] do_syscall_64+0xf7/0x1c0 [ 175.945418][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 175.951345][ C1] RIP: 0033:0x45af49 [ 175.955256][ C1] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 175.975127][ C1] RSP: 002b:00007fac21ab1cf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 175.983532][ C1] RAX: ffffffffffffffda RBX: 000000000075bf28 RCX: 000000000045af49 [ 175.991495][ C1] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000075bf28 [ 175.999458][ C1] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 176.007417][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000075bf2c [ 176.015380][ C1] R13: 00007ffe353d99af R14: 00007fac21ab29c0 R15: 000000000075bf2c