[ 50.811701][ T27] audit: type=1800 audit(1578461699.123:25): pid=8428 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 50.830618][ T27] audit: type=1800 audit(1578461699.133:26): pid=8428 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 50.863663][ T27] audit: type=1800 audit(1578461699.133:27): pid=8428 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. [ 51.278710][ T8493] sshd (8493) used greatest stack depth: 24024 bytes left [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.229' (ECDSA) to the list of known hosts. 2020/01/08 05:35:09 fuzzer started 2020/01/08 05:35:11 dialing manager at 10.128.0.26:35703 2020/01/08 05:35:11 syscalls: 2824 2020/01/08 05:35:11 code coverage: enabled 2020/01/08 05:35:11 comparison tracing: enabled 2020/01/08 05:35:11 extra coverage: enabled 2020/01/08 05:35:11 setuid sandbox: enabled 2020/01/08 05:35:11 namespace sandbox: enabled 2020/01/08 05:35:11 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 05:35:11 fault injection: enabled 2020/01/08 05:35:11 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 05:35:11 net packet injection: enabled 2020/01/08 05:35:11 net device setup: enabled 2020/01/08 05:35:11 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 05:35:11 devlink PCI setup: PCI device 0000:00:10.0 is not available 05:35:12 executing program 0: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) clone(0x100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = semget$private(0x0, 0x2000000010a, 0x0) semop(r1, &(0x7f0000000040)=[{0x0, 0xfffffffffffefffc}], 0x1) semop(r1, &(0x7f0000000000)=[{0x0, 0xffffffff}], 0x1) semop(r1, &(0x7f0000000000)=[{0x0, 0xa5}], 0x1) 05:35:12 executing program 1: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) openat$ocfs2_control(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ocfs2_control\x00', 0x4000, 0x0) dup3(0xffffffffffffffff, 0xffffffffffffffff, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) openat$userio(0xffffffffffffff9c, &(0x7f0000000080)='/dev/userio\x00', 0x0, 0x0) socket$inet6_udp(0xa, 0x2, 0x0) ioctl$SNDRV_SEQ_IOCTL_UNSUBSCRIBE_PORT(0xffffffffffffffff, 0x40505331, &(0x7f0000000740)={{}, {0x0, 0xfe}}) syzkaller login: [ 64.373052][ T8596] IPVS: ftp: loaded support on port[0] = 21 [ 64.548875][ T8596] chnl_net:caif_netlink_parms(): no params data found [ 64.567102][ T8599] IPVS: ftp: loaded support on port[0] = 21 05:35:12 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = dup2(r0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) getrusage(0x0, &(0x7f0000000040)) [ 64.650265][ T8596] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.658243][ T8596] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.686377][ T8596] device bridge_slave_0 entered promiscuous mode [ 64.697185][ T8596] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.715014][ T8596] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.722928][ T8596] device bridge_slave_1 entered promiscuous mode [ 64.815739][ T8596] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 64.837677][ T8596] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 64.869816][ T8601] IPVS: ftp: loaded support on port[0] = 21 [ 64.903525][ T8596] team0: Port device team_slave_0 added [ 64.913651][ T8596] team0: Port device team_slave_1 added [ 64.921763][ T8599] chnl_net:caif_netlink_parms(): no params data found 05:35:13 executing program 3: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$RDMA_USER_CM_CMD_CREATE_ID(r0, &(0x7f0000000340)={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000180)={0xffffffffffffffff}, 0x13f}}, 0x20) write$RDMA_USER_CM_CMD_SET_OPTION(r0, &(0x7f0000000140)={0xe, 0x18, 0xfa00, @ib_path={&(0x7f0000000380)=[{}], r1, 0x1, 0x1, 0x48}}, 0x20) [ 65.048661][ T8596] device hsr_slave_0 entered promiscuous mode [ 65.105213][ T8596] device hsr_slave_1 entered promiscuous mode [ 65.162868][ T8599] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.185062][ T8599] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.192680][ T8599] device bridge_slave_0 entered promiscuous mode 05:35:13 executing program 4: r0 = syz_init_net_socket$bt_sco(0x1f, 0x3, 0x6) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) dup2(r1, r0) [ 65.210265][ T8604] IPVS: ftp: loaded support on port[0] = 21 [ 65.242647][ T8599] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.255160][ T8599] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.269175][ T8599] device bridge_slave_1 entered promiscuous mode [ 65.399240][ T8599] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 65.447518][ T8601] chnl_net:caif_netlink_parms(): no params data found [ 65.458887][ T8599] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link 05:35:13 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0xa, 0x2, 0x73) getsockopt$IP_VS_SO_GET_SERVICES(r0, 0x0, 0x482, &(0x7f0000000040)=""/40, &(0x7f0000000100)=0x8) r1 = add_key$user(&(0x7f0000000200)='user\x00', &(0x7f0000000300)={'syz', 0x0}, &(0x7f00000002c0)="f5", 0x1, 0xfffffffffffffffe) keyctl$update(0x2, r1, &(0x7f0000000240)="db40951195b65329509626699071a860088261af3fd5f91a922ac7", 0xb2) r2 = add_key$user(&(0x7f00000003c0)='user\x00', &(0x7f0000000440)={'syz'}, &(0x7f00000000c0), 0xc9, 0xfffffffffffffffd) keyctl$dh_compute(0x17, &(0x7f0000000140)={r1, r2, r1}, &(0x7f00000000c0)=""/83, 0xfffffffffffffe4f, 0x0) add_key$keyring(0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffc) [ 65.532500][ T8599] team0: Port device team_slave_0 added [ 65.563253][ T8601] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.572936][ T8607] IPVS: ftp: loaded support on port[0] = 21 [ 65.573104][ T8601] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.587271][ T8601] device bridge_slave_0 entered promiscuous mode [ 65.595814][ T8599] team0: Port device team_slave_1 added [ 65.602118][ T8596] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 65.670390][ T8596] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 65.741952][ T8596] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 65.806912][ T8601] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.814034][ T8601] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.822240][ T8601] device bridge_slave_1 entered promiscuous mode [ 65.840596][ T8596] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 65.849769][ T8609] IPVS: ftp: loaded support on port[0] = 21 [ 65.959753][ T8604] chnl_net:caif_netlink_parms(): no params data found [ 65.979970][ T8601] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.048026][ T8599] device hsr_slave_0 entered promiscuous mode [ 66.085292][ T8599] device hsr_slave_1 entered promiscuous mode [ 66.135036][ T8599] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 66.135146][ T8599] Cannot create hsr debugfs directory [ 66.152982][ T8601] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.210383][ T8601] team0: Port device team_slave_0 added [ 66.231674][ T8604] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.238927][ T8604] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.246788][ T8604] device bridge_slave_0 entered promiscuous mode [ 66.256675][ T8604] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.263793][ T8604] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.271746][ T8604] device bridge_slave_1 entered promiscuous mode [ 66.280251][ T8601] team0: Port device team_slave_1 added [ 66.329729][ T8604] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.364977][ T8604] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.446654][ T8601] device hsr_slave_0 entered promiscuous mode [ 66.495674][ T8601] device hsr_slave_1 entered promiscuous mode [ 66.535089][ T8601] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 66.542858][ T8601] Cannot create hsr debugfs directory [ 66.588706][ T8604] team0: Port device team_slave_0 added [ 66.597407][ T8604] team0: Port device team_slave_1 added [ 66.646678][ T8604] device hsr_slave_0 entered promiscuous mode [ 66.715331][ T8604] device hsr_slave_1 entered promiscuous mode [ 66.755915][ T8604] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 66.763509][ T8604] Cannot create hsr debugfs directory [ 66.817726][ T8609] chnl_net:caif_netlink_parms(): no params data found [ 66.853539][ T8607] chnl_net:caif_netlink_parms(): no params data found [ 66.881627][ T8599] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 66.987186][ T8599] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 67.065963][ T8609] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.073060][ T8609] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.082894][ T8609] device bridge_slave_0 entered promiscuous mode [ 67.091106][ T8599] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 67.158822][ T8599] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 67.213062][ T8607] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.220255][ T8607] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.228256][ T8607] device bridge_slave_0 entered promiscuous mode [ 67.237601][ T8601] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 67.287584][ T8609] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.294676][ T8609] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.302496][ T8609] device bridge_slave_1 entered promiscuous mode [ 67.317858][ T8607] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.325669][ T8607] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.333332][ T8607] device bridge_slave_1 entered promiscuous mode [ 67.346524][ T8601] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 67.412361][ T8601] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 67.479129][ T8601] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 67.554721][ T8596] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.570344][ T8609] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.582425][ T8609] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.608925][ T8607] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.620127][ T8607] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.654719][ T8607] team0: Port device team_slave_0 added [ 67.669247][ T8609] team0: Port device team_slave_0 added [ 67.678310][ T8609] team0: Port device team_slave_1 added [ 67.698652][ T8607] team0: Port device team_slave_1 added [ 67.716264][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.726253][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.737375][ T8596] 8021q: adding VLAN 0 to HW filter on device team0 [ 67.758728][ T8604] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 67.819176][ T8604] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 67.877807][ T8604] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 67.919038][ T8604] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 68.037530][ T8607] device hsr_slave_0 entered promiscuous mode [ 68.075233][ T8607] device hsr_slave_1 entered promiscuous mode [ 68.125209][ T8607] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 68.132814][ T8607] Cannot create hsr debugfs directory [ 68.158131][ T2882] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 68.170303][ T2882] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 68.179224][ T2882] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.186495][ T2882] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.194497][ T2882] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 68.204023][ T2882] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 68.212462][ T2882] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.219576][ T2882] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.287868][ T8609] device hsr_slave_0 entered promiscuous mode [ 68.335397][ T8609] device hsr_slave_1 entered promiscuous mode [ 68.375892][ T8609] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 68.383487][ T8609] Cannot create hsr debugfs directory [ 68.389423][ T2882] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 68.398009][ T2882] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 68.426885][ T2880] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 68.436725][ T2880] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 68.445818][ T2880] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 68.454088][ T2880] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 68.463019][ T2880] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 68.472526][ T2880] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 68.489296][ T8599] 8021q: adding VLAN 0 to HW filter on device bond0 [ 68.507723][ T2672] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 68.516251][ T2672] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 68.526102][ T2672] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 68.534354][ T2672] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 68.579773][ T8596] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 68.597078][ T2882] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 68.608116][ T2882] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 68.617997][ T8599] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.669567][ T2672] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 68.678913][ T2672] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 68.688015][ T2672] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.695151][ T2672] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.703521][ T2672] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 68.712594][ T2672] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 68.721022][ T2672] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.728102][ T2672] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.737398][ T2672] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 68.748769][ T8601] 8021q: adding VLAN 0 to HW filter on device bond0 [ 68.783036][ T2869] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 68.792156][ T2869] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 68.800173][ T2869] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 68.816135][ T8601] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.835472][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 68.843188][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 68.851527][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 68.860456][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 68.869238][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 68.878287][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 68.887382][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 68.896478][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 68.905331][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 68.917637][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 68.936072][ T2672] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 68.944648][ T2672] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 68.954622][ T8607] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 68.990921][ T8607] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 69.037461][ T8607] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 69.090681][ T8607] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 69.161277][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 69.169881][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 69.178665][ T45] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.185772][ T45] bridge0: port 1(bridge_slave_0) entered forwarding state [ 69.200988][ T8596] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 69.219287][ T8609] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 69.286648][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 69.294598][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 69.303708][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 69.312171][ T45] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.319415][ T45] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.332785][ T8604] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.352305][ T8609] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 69.391874][ T8609] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 69.446989][ T2882] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 69.457748][ T2882] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 69.466243][ T2882] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 69.473874][ T2882] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 69.482685][ T2882] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 69.491548][ T2882] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 69.502737][ T2882] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 69.518698][ T8604] 8021q: adding VLAN 0 to HW filter on device team0 [ 69.537110][ T8609] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 69.573346][ T2880] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 69.585962][ T2880] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 69.594308][ T2880] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 69.602976][ T2880] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 69.611479][ T2880] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 69.618994][ T2880] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 69.626518][ T2880] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 69.634711][ T2880] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 69.651759][ T8599] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 69.662109][ T8601] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 69.688415][ T2882] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 69.697709][ T2882] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 69.707322][ T2882] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.714502][ T2882] bridge0: port 1(bridge_slave_0) entered forwarding state [ 69.722311][ T2882] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 69.731221][ T2882] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 69.741367][ T2882] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 69.750470][ T2882] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 69.759411][ T2882] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 69.767914][ T2882] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.775021][ T2882] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.828890][ T2880] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 69.837312][ T2880] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 69.848348][ T2880] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 69.858022][ T2880] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 69.866896][ T2880] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 69.874274][ T2880] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 69.882038][ T2880] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 69.890983][ T2880] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 69.901739][ T2880] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 69.910164][ T2880] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 69.919699][ T8596] device veth0_vlan entered promiscuous mode [ 69.931481][ T8601] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 69.946636][ T2869] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 69.958942][ T2869] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 69.968149][ T2869] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 69.991497][ T8596] device veth1_vlan entered promiscuous mode [ 70.027590][ T2882] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 70.035937][ T2882] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 70.044382][ T2882] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 70.054162][ T2882] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 70.062553][ T2882] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 70.071038][ T2882] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 70.079400][ T2882] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 70.095733][ T8607] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.105750][ T8604] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 70.120280][ T8599] device veth0_vlan entered promiscuous mode [ 70.153615][ T8607] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.162173][ T2672] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 70.173384][ T2672] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 70.181900][ T2672] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 70.190465][ T2672] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 70.199407][ T2672] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 70.208518][ T2672] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 70.216775][ T2672] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.225210][ T2672] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 70.232905][ T2672] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 70.249792][ T8599] device veth1_vlan entered promiscuous mode [ 70.270160][ T8601] device veth0_vlan entered promiscuous mode [ 70.288080][ T8609] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.307696][ T2880] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 70.321129][ T2880] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 70.329667][ T2880] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 70.339069][ T2880] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.347737][ T2880] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.354794][ T2880] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.362645][ T2880] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 70.370194][ T2880] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 70.385129][ T2880] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 70.392850][ T2880] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 70.401050][ T2880] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 70.414828][ T8604] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 70.443039][ T8601] device veth1_vlan entered promiscuous mode [ 70.501479][ T2869] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 70.513619][ T2869] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 70.528459][ T2869] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 70.539634][ T2869] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.546766][ T2869] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.566315][ T2869] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 70.580180][ T2869] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 175.534850][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 175.541674][ C1] rcu: 1-...!: (10499 ticks this GP) idle=442/1/0x4000000000000002 softirq=13508/13508 fqs=3 [ 175.552620][ C1] (t=10501 jiffies g=7453 q=73) [ 175.557560][ C1] rcu: rcu_preempt kthread starved for 10496 jiffies! g7453 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 175.568657][ C1] rcu: RCU grace-period kthread stack dump: [ 175.574633][ C1] rcu_preempt R running task 28984 10 2 0x80004000 [ 175.582529][ C1] Call Trace: [ 175.585819][ C1] __schedule+0x9a0/0xcc0 [ 175.590166][ C1] schedule+0x181/0x210 [ 175.594356][ C1] schedule_timeout+0x14f/0x240 [ 175.599219][ C1] ? run_local_timers+0x120/0x120 [ 175.604241][ C1] rcu_gp_kthread+0xed8/0x1770 [ 175.609008][ C1] kthread+0x332/0x350 [ 175.613067][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 175.618176][ C1] ? kthread_blkcg+0xe0/0xe0 [ 175.622758][ C1] ret_from_fork+0x24/0x30 [ 175.627178][ C1] NMI backtrace for cpu 1 [ 175.631497][ C1] CPU: 1 PID: 8615 Comm: blkid Not tainted 5.5.0-rc5-syzkaller #0 [ 175.639285][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 175.651326][ C1] Call Trace: [ 175.654604][ C1] [ 175.657478][ C1] dump_stack+0x1fb/0x318 [ 175.661823][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 175.666677][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 175.673033][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 175.679102][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 175.685113][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 175.691006][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 175.696143][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 175.701344][ C1] ? trace_hardirqs_off+0x74/0x80 [ 175.706367][ C1] update_process_times+0x12d/0x180 [ 175.711724][ C1] tick_sched_timer+0x263/0x420 [ 175.716602][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 175.722150][ C1] __hrtimer_run_queues+0x403/0x840 [ 175.727353][ C1] hrtimer_interrupt+0x38c/0xda0 [ 175.732321][ C1] ? debug_smp_processor_id+0x9/0x20 [ 175.737619][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 175.743166][ C1] apic_timer_interrupt+0xf/0x20 [ 175.748095][ C1] [ 175.751027][ C1] RIP: 0010:__sanitizer_cov_trace_pc+0x22/0x50 [ 175.757171][ C1] Code: 84 f4 3b 00 5b 5d c3 cc 48 8b 04 24 65 48 8b 0c 25 c0 1d 02 00 65 8b 15 38 5f 8b 7e f7 c2 00 01 1f 00 75 2c 8b 91 80 13 00 00 <83> fa 02 75 21 48 8b 91 88 13 00 00 48 8b 32 48 8d 7e 01 8b 89 84 [ 175.776897][ C1] RSP: 0018:ffffc90002467b60 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 175.785439][ C1] RAX: ffffffff814896c6 RBX: ffffea000238d340 RCX: ffff888089552180 [ 175.793755][ C1] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea000238d340 [ 175.801720][ C1] RBP: ffffc90002467b88 R08: 000000000003a728 R09: ffffed1012d966e9 [ 175.809684][ C1] R10: ffffed1012d966e9 R11: 0000000000000000 R12: ffff8880a32bfea0 [ 175.817644][ C1] R13: dffffc0000000000 R14: 00000000fffffffc R15: ffff888096cb3738 [ 175.825633][ C1] ? mod_memcg_page_state+0x16/0x190 [ 175.830926][ C1] ? mod_memcg_page_state+0x16/0x190 [ 175.836200][ C1] free_thread_stack+0x168/0x590 [ 175.841155][ C1] put_task_stack+0xa3/0x130 [ 175.845768][ C1] finish_task_switch+0x3f1/0x550 [ 175.850798][ C1] __schedule+0x9a8/0xcc0 [ 175.855133][ C1] ? ___preempt_schedule+0x16/0x18 [ 175.860232][ C1] preempt_schedule+0xdb/0x120 [ 175.865123][ C1] ___preempt_schedule+0x16/0x18 [ 175.870081][ C1] ? do_exit+0x147c/0x2000 [ 175.874513][ C1] _raw_write_unlock_irq+0x77/0x80 [ 175.879619][ C1] do_exit+0x147c/0x2000 [ 175.883868][ C1] do_group_exit+0x15c/0x2b0 [ 175.888456][ C1] __do_sys_exit_group+0x17/0x20 [ 175.893385][ C1] __se_sys_exit_group+0x14/0x20 [ 175.898333][ C1] __x64_sys_exit_group+0x3b/0x40 [ 175.903370][ C1] do_syscall_64+0xf7/0x1c0 [ 175.908007][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 175.913901][ C1] RIP: 0033:0x7fd6df7bb1e8 [ 175.918383][ C1] Code: Bad RIP value. [ 175.922439][ C1] RSP: 002b:00007ffc037d9878 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 175.930839][ C1] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd6df7bb1e8 [ 175.938822][ C1] RDX: 0000000000000002 RSI: 000000000000003c RDI: 0000000000000002 [ 175.946790][ C1] RBP: 00007fd6dfa90840 R08: 00000000000000e7 R09: ffffffffffffffa8 [ 175.954752][ C1] R10: 00007fd6dfa96740 R11: 0000000000000246 R12: 00007fd6dfa90840 [ 175.962714][ C1] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000