[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 47.984719][ T27] audit: type=1800 audit(1578476874.728:25): pid=8362 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 48.009648][ T27] audit: type=1800 audit(1578476874.728:26): pid=8362 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 48.069541][ T27] audit: type=1800 audit(1578476874.738:27): pid=8362 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 '10.128.0.110' (ECDSA) to the list of known hosts. 2020/01/08 09:48:06 fuzzer started 2020/01/08 09:48:08 dialing manager at 10.128.0.26:35703 2020/01/08 09:48:08 syscalls: 2824 2020/01/08 09:48:08 code coverage: enabled 2020/01/08 09:48:08 comparison tracing: enabled 2020/01/08 09:48:08 extra coverage: enabled 2020/01/08 09:48:08 setuid sandbox: enabled 2020/01/08 09:48:08 namespace sandbox: enabled 2020/01/08 09:48:08 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 09:48:08 fault injection: enabled 2020/01/08 09:48:08 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 09:48:08 net packet injection: enabled 2020/01/08 09:48:08 net device setup: enabled 2020/01/08 09:48:08 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 09:48:08 devlink PCI setup: PCI device 0000:00:10.0 is not available 09:48:09 executing program 0: clone(0x8100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) bpf$MAP_CREATE(0x0, &(0x7f0000000140)={0x4, 0x4, 0x4, 0xd, 0x0, 0xffffffffffffffff, 0x0, [0x10]}, 0x3c) 09:48:09 executing program 1: r0 = socket$inet6(0xa, 0x3, 0x6d) ioctl(r0, 0x1000008912, &(0x7f0000000100)="0815b5055e0bcfe87b3071") unshare(0x400) pipe(&(0x7f0000000280)={0xffffffffffffffff}) epoll_wait(r1, &(0x7f0000000080)=[{}], 0x1, 0x0) syzkaller login: [ 62.718108][ T8533] IPVS: ftp: loaded support on port[0] = 21 [ 62.874803][ T8533] chnl_net:caif_netlink_parms(): no params data found [ 62.914419][ T8536] IPVS: ftp: loaded support on port[0] = 21 [ 62.968255][ T8533] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.989537][ T8533] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.997307][ T8533] device bridge_slave_0 entered promiscuous mode 09:48:09 executing program 2: r0 = socket$kcm(0x2, 0x2, 0x0) setsockopt$sock_attach_bpf(r0, 0x1, 0x31, &(0x7f00000002c0), 0x4) [ 63.012773][ T8533] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.020385][ T8533] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.032629][ T8533] device bridge_slave_1 entered promiscuous mode [ 63.081416][ T8533] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.106245][ T8533] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.154270][ T8533] team0: Port device team_slave_0 added [ 63.178094][ T8533] team0: Port device team_slave_1 added 09:48:10 executing program 3: 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000013c0)='/dev/ptmx\x00', 0x1, 0x0) ioctl$TCSETS(r0, 0x40045431, &(0x7f0000000080)) r1 = syz_open_pts(r0, 0x0) r2 = fcntl$dupfd(r0, 0x0, r1) write$P9_RSYMLINK(r2, &(0x7f0000000180)={0x14}, 0x10000015a) setsockopt$IPT_SO_SET_REPLACE(0xffffffffffffffff, 0x0, 0x40, 0x0, 0x0) mount(0x0, 0x0, 0x0, 0x0, 0x0) [ 63.252351][ T8533] device hsr_slave_0 entered promiscuous mode [ 63.300807][ T8533] device hsr_slave_1 entered promiscuous mode [ 63.341838][ T8536] chnl_net:caif_netlink_parms(): no params data found [ 63.387564][ T8539] IPVS: ftp: loaded support on port[0] = 21 [ 63.450468][ T8536] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.457605][ T8536] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.471916][ T8536] device bridge_slave_0 entered promiscuous mode [ 63.505727][ T8536] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.515754][ T8536] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.524088][ T8536] device bridge_slave_1 entered promiscuous mode [ 63.548069][ T8541] IPVS: ftp: loaded support on port[0] = 21 [ 63.574306][ T8536] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link 09:48:10 executing program 4: r0 = socket$tipc(0x1e, 0x5, 0x0) bind$tipc(r0, &(0x7f0000000000)=@nameseq={0x1e, 0x1, 0x0, {0x1}}, 0x10) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000000)='TIPCv2\x00') sendmsg$TIPC_NL_NAME_TABLE_GET(r1, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0xc7f7bead264aeb53}, 0x14}}, 0x0) [ 63.619136][ T8536] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.724105][ T8533] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 63.803834][ T8533] netdevsim netdevsim0 netdevsim1: renamed from eth1 09:48:10 executing program 5: r0 = socket$inet6(0xa, 0x80003, 0xff) socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) sendmsg$inet6(r0, &(0x7f0000001740)={&(0x7f0000000140)={0xa, 0x0, 0x0, @mcast1, 0x4}, 0x1c, &(0x7f0000000100)=[{&(0x7f00000000c0)="ccac9f38d2fbc0a9fbe3860daf2b62374f1e20793d446bf198185f99df6fb934b8b7223f7c7dd9c0", 0x28}], 0x1}, 0x0) [ 63.857645][ T8536] team0: Port device team_slave_0 added [ 63.872045][ T8539] chnl_net:caif_netlink_parms(): no params data found [ 63.875672][ T8544] IPVS: ftp: loaded support on port[0] = 21 [ 63.920213][ T8533] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 63.974265][ T8536] team0: Port device team_slave_1 added [ 64.008161][ T8533] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 64.075256][ T8539] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.082893][ T8539] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.090897][ T8539] device bridge_slave_0 entered promiscuous mode [ 64.101015][ T8539] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.108067][ T8539] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.115695][ T8539] device bridge_slave_1 entered promiscuous mode [ 64.192264][ T8536] device hsr_slave_0 entered promiscuous mode [ 64.229944][ T8536] device hsr_slave_1 entered promiscuous mode [ 64.269655][ T8536] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 64.277444][ T8536] Cannot create hsr debugfs directory [ 64.305161][ T8546] IPVS: ftp: loaded support on port[0] = 21 [ 64.336179][ T8539] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 64.348444][ T8539] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 64.398415][ T8541] chnl_net:caif_netlink_parms(): no params data found [ 64.445135][ T8539] team0: Port device team_slave_0 added [ 64.469211][ T8539] team0: Port device team_slave_1 added [ 64.551355][ T8539] device hsr_slave_0 entered promiscuous mode [ 64.599975][ T8539] device hsr_slave_1 entered promiscuous mode [ 64.669552][ T8539] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 64.677346][ T8539] Cannot create hsr debugfs directory [ 64.683313][ T8541] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.690554][ T8541] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.698316][ T8541] device bridge_slave_0 entered promiscuous mode [ 64.706450][ T8541] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.713743][ T8541] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.721674][ T8541] device bridge_slave_1 entered promiscuous mode [ 64.786398][ T8541] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 64.800942][ T8533] 8021q: adding VLAN 0 to HW filter on device bond0 [ 64.844041][ T8541] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 64.867586][ T8536] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 64.917022][ T8544] chnl_net:caif_netlink_parms(): no params data found [ 64.937659][ T8541] team0: Port device team_slave_0 added [ 64.943604][ T8536] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 65.012384][ T8546] chnl_net:caif_netlink_parms(): no params data found [ 65.035036][ T8541] team0: Port device team_slave_1 added [ 65.048572][ T8536] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 65.114296][ T8536] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 65.204026][ T2711] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 65.212283][ T2711] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 65.234122][ T8533] 8021q: adding VLAN 0 to HW filter on device team0 [ 65.258464][ T8546] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.266004][ T8546] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.273788][ T8546] device bridge_slave_0 entered promiscuous mode [ 65.287738][ T8546] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.295412][ T8546] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.303571][ T8546] device bridge_slave_1 entered promiscuous mode [ 65.326654][ T8544] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.334017][ T8544] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.342529][ T8544] device bridge_slave_0 entered promiscuous mode [ 65.358108][ T8544] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.370037][ T8544] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.377820][ T8544] device bridge_slave_1 entered promiscuous mode [ 65.422962][ T8541] device hsr_slave_0 entered promiscuous mode [ 65.460035][ T8541] device hsr_slave_1 entered promiscuous mode [ 65.529568][ T8541] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 65.537219][ T8541] Cannot create hsr debugfs directory [ 65.557992][ T8546] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 65.576049][ T8546] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 65.588940][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 65.598762][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 65.607309][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.614500][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 65.623875][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 65.654663][ T8544] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 65.681900][ T8539] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 65.717164][ T8544] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 65.738137][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 65.747425][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 65.756284][ T26] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.763511][ T26] bridge0: port 2(bridge_slave_1) entered forwarding state [ 65.775439][ T8539] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 65.827301][ T8546] team0: Port device team_slave_0 added [ 65.836339][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 65.853358][ T8544] team0: Port device team_slave_0 added [ 65.859262][ T8539] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 65.912439][ T8539] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 65.962770][ T8546] team0: Port device team_slave_1 added [ 65.975950][ T8544] team0: Port device team_slave_1 added [ 66.012088][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 66.021529][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 66.030202][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 66.038471][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 66.047071][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 66.055428][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 66.063708][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 66.072193][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 66.092841][ T8541] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 66.161738][ T8541] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 66.196931][ T8541] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 66.245110][ T8541] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 66.342394][ T8544] device hsr_slave_0 entered promiscuous mode [ 66.389825][ T8544] device hsr_slave_1 entered promiscuous mode [ 66.420942][ T8544] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 66.428547][ T8544] Cannot create hsr debugfs directory [ 66.483253][ T8546] device hsr_slave_0 entered promiscuous mode [ 66.529985][ T8546] device hsr_slave_1 entered promiscuous mode [ 66.569643][ T8546] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 66.577768][ T8546] Cannot create hsr debugfs directory [ 66.604875][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 66.613307][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 66.630977][ T8533] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 66.684876][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 66.695288][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 66.705672][ T8536] 8021q: adding VLAN 0 to HW filter on device bond0 [ 66.768539][ T8536] 8021q: adding VLAN 0 to HW filter on device team0 [ 66.781799][ T8533] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 66.806485][ T8544] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 66.863662][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 66.871966][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 66.898682][ T8544] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 66.931689][ T8544] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 66.982579][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 66.991422][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 66.999958][ T26] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.007080][ T26] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.033374][ T8546] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 67.073272][ T8544] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 67.117838][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 67.128276][ T8539] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.145763][ T8546] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 67.195949][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 67.205025][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 67.214222][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.221332][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.229462][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 67.237981][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 67.247192][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 67.261473][ T8546] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 67.302170][ T8546] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 67.350339][ T8541] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.364868][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 67.373828][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 67.383597][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.392010][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.401381][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 67.409070][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 67.427553][ T8533] device veth0_vlan entered promiscuous mode [ 67.440415][ T8539] 8021q: adding VLAN 0 to HW filter on device team0 [ 67.457506][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 67.466846][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 67.475947][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 67.484729][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 67.493935][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 67.502460][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 67.511342][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 67.519892][ T26] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.526971][ T26] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.534631][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 67.542951][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 67.553160][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 67.561100][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 67.576918][ T8533] device veth1_vlan entered promiscuous mode [ 67.594066][ T8541] 8021q: adding VLAN 0 to HW filter on device team0 [ 67.602645][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 67.611073][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.618827][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.629513][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 67.638661][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 67.647553][ T2677] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.654662][ T2677] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.662672][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 67.671083][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 67.699752][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 67.708199][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 67.717720][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 67.742353][ T8536] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 67.777918][ T8539] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 67.791315][ T8539] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 67.803120][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 67.813316][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 67.822181][ T2858] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.829346][ T2858] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.837002][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 67.846070][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 67.854569][ T2858] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.861653][ T2858] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.869319][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 67.878286][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 67.887024][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 67.895535][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 67.903974][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 67.912952][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 67.921980][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 67.930702][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 67.938894][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 67.947899][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 67.956384][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 67.964623][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 67.972621][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 67.994868][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 68.003578][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 68.014861][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 68.023593][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 68.032679][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 68.041387][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 68.078870][ T8544] 8021q: adding VLAN 0 to HW filter on device bond0 [ 68.102946][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 68.114315][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 68.123127][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 68.130900][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 68.139135][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 68.147630][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 68.155240][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 68.170983][ T8546] 8021q: adding VLAN 0 to HW filter on device bond0 [ 68.187334][ T8539] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 68.203416][ T8536] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 68.255833][ T8546] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.300909][ T8546] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 68.311604][ T8546] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 173.329396][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 173.337351][ C0] rcu: 0-...!: (1 GPs behind) idle=ebe/1/0x4000000000000002 softirq=12245/12248 fqs=0 [ 173.347298][ C0] (t=10501 jiffies g=7077 q=302) [ 173.352319][ C0] rcu: rcu_preempt kthread starved for 10502 jiffies! g7077 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=1 [ 173.363681][ C0] rcu: RCU grace-period kthread stack dump: [ 173.369574][ C0] rcu_preempt I28984 10 2 0x80004000 [ 173.376048][ C0] Call Trace: [ 173.379344][ C0] __schedule+0x9a0/0xcc0 [ 173.383881][ C0] schedule+0x181/0x210 [ 173.388415][ C0] schedule_timeout+0x14f/0x240 [ 173.393579][ C0] ? run_local_timers+0x120/0x120 [ 173.398630][ C0] rcu_gp_kthread+0xed8/0x1770 [ 173.403401][ C0] kthread+0x332/0x350 [ 173.407473][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 173.412591][ C0] ? kthread_blkcg+0xe0/0xe0 [ 173.417172][ C0] ret_from_fork+0x24/0x30 [ 173.421614][ C0] NMI backtrace for cpu 0 [ 173.425981][ C0] CPU: 0 PID: 703 Comm: kworker/u4:9 Not tainted 5.5.0-rc5-syzkaller #0 [ 173.434297][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 173.444522][ C0] Workqueue: 0x0 (gid-cache-wq) [ 173.449461][ C0] Call Trace: [ 173.452734][ C0] [ 173.455577][ C0] dump_stack+0x1fb/0x318 [ 173.459914][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 173.465017][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 173.471176][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 173.477979][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 173.484408][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 173.490809][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 173.495923][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 173.501218][ C0] ? trace_hardirqs_off+0x74/0x80 [ 173.506324][ C0] update_process_times+0x12d/0x180 [ 173.511690][ C0] tick_sched_timer+0x263/0x420 [ 173.516667][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 173.522382][ C0] __hrtimer_run_queues+0x403/0x840 [ 173.527601][ C0] hrtimer_interrupt+0x38c/0xda0 [ 173.532559][ C0] ? debug_smp_processor_id+0x9/0x20 [ 173.537942][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 173.544278][ C0] apic_timer_interrupt+0xf/0x20 [ 173.549216][ C0] [ 173.552327][ C0] RIP: 0010:__memcg_kmem_uncharge+0x130/0x1a0 [ 173.559037][ C0] Code: 7c 48 89 d8 48 c1 e8 03 42 8a 04 28 84 c0 75 3b f6 03 01 75 10 49 83 c7 10 4c 89 ff 48 8b 75 d0 e8 f5 90 00 00 48 83 c4 08 5b <41> 5c 41 5d 41 5e 41 5f 5d c3 44 89 e1 80 e1 07 80 c1 03 38 c1 7c [ 173.579195][ C0] RSP: 0018:ffffc90002a87c00 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 173.589350][ C0] RAX: 0000000000000001 RBX: ffffea00027d87c0 RCX: 0000000000000000 [ 173.597890][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea00027d87c0 [ 173.607426][ C0] RBP: ffffc90002a87c20 R08: dffffc0000000000 R09: fffffbfff124248a [ 173.615406][ C0] R10: fffffbfff124248a R11: 0000000000000000 R12: ffffea00027d87c0 [ 173.623370][ C0] R13: 1ffffd40004fb0ff R14: ffffea00027d87f8 R15: 0000000000000000 [ 173.631443][ C0] free_thread_stack+0x12e/0x590 [ 173.636463][ C0] put_task_stack+0xa3/0x130 [ 173.641140][ C0] finish_task_switch+0x3f1/0x550 [ 173.646179][ C0] __schedule+0x9a8/0xcc0 [ 173.650513][ C0] schedule+0x181/0x210 [ 173.654751][ C0] worker_thread+0x10d6/0x1630 [ 173.659527][ C0] kthread+0x332/0x350 [ 173.663684][ C0] ? rcu_lock_release+0x30/0x30 [ 173.668984][ C0] ? kthread_blkcg+0xe0/0xe0 [ 173.673661][ C0] ret_from_fork+0x24/0x30