[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 45.681245][ T23] audit: type=1800 audit(1578465085.437:25): pid=8349 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 45.709462][ T23] audit: type=1800 audit(1578465085.437:26): pid=8349 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 45.750220][ T23] audit: type=1800 audit(1578465085.437:27): pid=8349 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 '10.128.0.220' (ECDSA) to the list of known hosts. 2020/01/08 06:31:34 fuzzer started 2020/01/08 06:31:36 dialing manager at 10.128.0.26:35703 2020/01/08 06:31:36 syscalls: 2824 2020/01/08 06:31:36 code coverage: enabled 2020/01/08 06:31:36 comparison tracing: enabled 2020/01/08 06:31:36 extra coverage: enabled 2020/01/08 06:31:36 setuid sandbox: enabled 2020/01/08 06:31:36 namespace sandbox: enabled 2020/01/08 06:31:36 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 06:31:36 fault injection: enabled 2020/01/08 06:31:36 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 06:31:36 net packet injection: enabled 2020/01/08 06:31:36 net device setup: enabled 2020/01/08 06:31:36 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 06:31:36 devlink PCI setup: PCI device 0000:00:10.0 is not available 06:31:37 executing program 0: setgroups(0x0, 0x0) r0 = add_key$keyring(&(0x7f00000004c0)='keyring\x00', &(0x7f0000000180)={'syz', 0x1}, 0x0, 0x0, 0xfffffffffffffffe) keyctl$setperm(0x5, r0, 0x202002) r1 = socket(0x10, 0x2, 0x0) getsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0, 0x0}, &(0x7f0000cab000)=0xc) r4 = add_key$keyring(&(0x7f00000004c0)='keyring\x00', &(0x7f0000000180)={'syz', 0x1}, 0x0, 0x0, 0xfffffffffffffffe) keyctl$setperm(0x5, r4, 0x202002) keyctl$chown(0x4, r4, r2, r3) keyctl$chown(0x4, r0, 0x0, 0x0) 06:31:37 executing program 1: socketpair$unix(0x1, 0x5, 0x0, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f0000000200), 0x2ab, 0x0, 0x0) setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x28, 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_CLIENT(0xffffffffffffffff, 0xc0bc5351, 0x0) 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000003c0)='./cgroup/syz0\x00', 0x200002, 0x0) fchdir(0xffffffffffffffff) syz_mount_image$vfat(&(0x7f0000000000)='vfat\x00', &(0x7f00000004c0)='./file0\x00', 0x4e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000000140)}], 0x0, 0x0) socket$inet_icmp_raw(0x2, 0x3, 0x1) perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x1f, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$binfmt_aout(0xffffffffffffffff, 0x0, 0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), 0x0) openat$autofs(0xffffffffffffff9c, 0x0, 0x204080, 0x0) socket$alg(0x26, 0x5, 0x0) sendto$unix(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0) recvfrom(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0) r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='numa_maps\x00') readv(r0, &(0x7f0000000040)=[{&(0x7f0000002400)=""/4096, 0x10b6}], 0x1) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) socketpair(0x0, 0x1, 0xffa4, &(0x7f0000000040)) socket$inet6(0xa, 0x0, 0x1) creat(&(0x7f0000000300)='./file0/file0\x00', 0x20) connect$inet6(0xffffffffffffffff, &(0x7f0000000500)={0xa, 0x0, 0x0, @mcast2, 0x7ff}, 0x9) syzkaller login: [ 57.647344][ T8515] IPVS: ftp: loaded support on port[0] = 21 [ 57.766410][ T8515] chnl_net:caif_netlink_parms(): no params data found [ 57.852547][ T8515] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.869263][ T8515] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.877161][ T8515] device bridge_slave_0 entered promiscuous mode [ 57.894949][ T8519] IPVS: ftp: loaded support on port[0] = 21 [ 57.902810][ T8515] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.910156][ T8515] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.925294][ T8515] device bridge_slave_1 entered promiscuous mode 06:31:37 executing program 2: mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount$bpf(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000180)='bpf\x00', 0x0, 0x0) mount$overlay(0x400000, &(0x7f0000000100)='./file0\x00', &(0x7f00000001c0)='overlay\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB=',lowerdir=.:file0']) chdir(&(0x7f0000000080)='./file0\x00') mount$bpf(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000180)='bpf\x00', 0x0, 0x0) mount$overlay(0x400000, &(0x7f0000000100)='./file0\x00', &(0x7f00000001c0)='overlay\x00', 0x0, &(0x7f0000000040)=ANY=[]) lstat(&(0x7f0000000500)='./file0\x00', &(0x7f0000000540)) [ 57.972962][ T8515] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.995732][ T8515] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.046638][ T8519] chnl_net:caif_netlink_parms(): no params data found [ 58.109633][ T8519] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.116806][ T8519] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.126622][ T8519] device bridge_slave_0 entered promiscuous mode [ 58.136275][ T8515] team0: Port device team_slave_0 added [ 58.161382][ T8515] team0: Port device team_slave_1 added [ 58.167304][ T8519] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.174555][ T8519] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.185136][ T8519] device bridge_slave_1 entered promiscuous mode [ 58.213631][ T8519] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.230592][ T8519] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.257675][ T8519] team0: Port device team_slave_0 added 06:31:38 executing program 3: r0 = socket$unix(0x1, 0x1, 0x0) bind$unix(r0, &(0x7f0000003000)=@abs={0x1}, 0x8) unshare(0x2040400) r1 = socket$unix(0x1, 0x1, 0x0) bind$unix(r1, &(0x7f0000003000)=@abs={0x1}, 0x8) [ 58.371835][ T8515] device hsr_slave_0 entered promiscuous mode [ 58.409545][ T8515] device hsr_slave_1 entered promiscuous mode [ 58.462487][ T8519] team0: Port device team_slave_1 added [ 58.495185][ T8522] IPVS: ftp: loaded support on port[0] = 21 06:31:38 executing program 4: creat(&(0x7f00000003c0)='./file0\x00', 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = inotify_init1(0x0) inotify_add_watch(r1, &(0x7f0000000080)='./file0\x00', 0xa400295c) r2 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000740)={0xffffffffffffffff}) r4 = inotify_init1(0x0) inotify_add_watch(r4, &(0x7f0000000080)='./file0\x00', 0xa400295c) r5 = inotify_init1(0x0) inotify_add_watch(r5, &(0x7f0000000080)='./file0\x00', 0xa400295c) dup3(r3, r4, 0x0) [ 58.652101][ T8519] device hsr_slave_0 entered promiscuous mode [ 58.721246][ T8519] device hsr_slave_1 entered promiscuous mode [ 58.761044][ T8519] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 58.768840][ T8519] Cannot create hsr debugfs directory [ 58.782421][ T8524] IPVS: ftp: loaded support on port[0] = 21 [ 58.795912][ T8526] IPVS: ftp: loaded support on port[0] = 21 06:31:38 executing program 5: pipe(&(0x7f00000004c0)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x4240a2a0) r3 = socket(0x40000000002, 0x3, 0x1) setsockopt$SO_BINDTODEVICE(r3, 0x1, 0x19, &(0x7f0000000100)='batadv0\x00', 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41be, 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) connect$inet(r2, &(0x7f0000000000)={0x2, 0x0, @multicast1}, 0x10) splice(r0, 0x0, r2, 0x0, 0x10005, 0x0) [ 58.932116][ T8515] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 59.003456][ T8515] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 59.065368][ T8515] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 59.124314][ T8515] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 59.246943][ T8528] IPVS: ftp: loaded support on port[0] = 21 [ 59.263143][ T8522] chnl_net:caif_netlink_parms(): no params data found [ 59.385338][ T8519] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 59.453383][ T8519] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 59.538047][ T8519] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 59.591497][ T8522] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.598611][ T8522] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.606812][ T8522] device bridge_slave_0 entered promiscuous mode [ 59.617244][ T8522] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.625091][ T8522] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.633149][ T8522] device bridge_slave_1 entered promiscuous mode [ 59.654421][ T8526] chnl_net:caif_netlink_parms(): no params data found [ 59.663541][ T8519] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 59.715550][ T8522] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.728413][ T8522] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.752257][ T8524] chnl_net:caif_netlink_parms(): no params data found [ 59.827973][ T8528] chnl_net:caif_netlink_parms(): no params data found [ 59.845592][ T8522] team0: Port device team_slave_0 added [ 59.855010][ T8526] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.862312][ T8526] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.870352][ T8526] device bridge_slave_0 entered promiscuous mode [ 59.891592][ T8524] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.898660][ T8524] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.908564][ T8524] device bridge_slave_0 entered promiscuous mode [ 59.919022][ T8522] team0: Port device team_slave_1 added [ 59.925423][ T8526] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.932730][ T8526] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.940744][ T8526] device bridge_slave_1 entered promiscuous mode [ 59.959985][ T8526] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.979688][ T8524] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.986833][ T8524] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.995013][ T8524] device bridge_slave_1 entered promiscuous mode [ 60.016474][ T8524] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.027113][ T8526] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.052918][ T8524] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.075232][ T8524] team0: Port device team_slave_0 added [ 60.098848][ T8528] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.106074][ T8528] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.114026][ T8528] device bridge_slave_0 entered promiscuous mode [ 60.122786][ T8528] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.130274][ T8528] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.137917][ T8528] device bridge_slave_1 entered promiscuous mode [ 60.146851][ T8524] team0: Port device team_slave_1 added [ 60.191961][ T8522] device hsr_slave_0 entered promiscuous mode [ 60.229611][ T8522] device hsr_slave_1 entered promiscuous mode [ 60.269286][ T8522] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 60.276896][ T8522] Cannot create hsr debugfs directory [ 60.315924][ T8515] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.325342][ T8526] team0: Port device team_slave_0 added [ 60.373561][ T8524] device hsr_slave_0 entered promiscuous mode [ 60.429537][ T8524] device hsr_slave_1 entered promiscuous mode [ 60.469379][ T8524] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 60.476967][ T8524] Cannot create hsr debugfs directory [ 60.492294][ T8526] team0: Port device team_slave_1 added [ 60.504807][ T8528] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.572570][ T8526] device hsr_slave_0 entered promiscuous mode [ 60.599543][ T8526] device hsr_slave_1 entered promiscuous mode [ 60.669752][ T8526] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 60.677394][ T8526] Cannot create hsr debugfs directory [ 60.698233][ T2765] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.706344][ T2765] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.731431][ T8528] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.748463][ T8515] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.803595][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.813102][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.822035][ T2677] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.829347][ T2677] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.838522][ T2711] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.850073][ T8528] team0: Port device team_slave_0 added [ 60.861462][ T8528] team0: Port device team_slave_1 added [ 60.872766][ T8519] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.915497][ T2711] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.924304][ T2711] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.932690][ T2711] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.939763][ T2711] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.002280][ T8528] device hsr_slave_0 entered promiscuous mode [ 61.039635][ T8528] device hsr_slave_1 entered promiscuous mode [ 61.079302][ T8528] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 61.086892][ T8528] Cannot create hsr debugfs directory [ 61.107144][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.115129][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.123689][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.134776][ T8519] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.141969][ T8522] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 61.184500][ T8522] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 61.263252][ T8524] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 61.320910][ T8522] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 61.381104][ T2711] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.389727][ T2711] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.398405][ T2711] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.405536][ T2711] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.413236][ T2711] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.422279][ T2711] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.433987][ T8524] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 61.484068][ T8524] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 61.551037][ T8522] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 61.595863][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.604546][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.613833][ T46] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.620949][ T46] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.643742][ T8524] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 61.708555][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.717950][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.726557][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.737547][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.746154][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.754539][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.762810][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.771912][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.780456][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.788815][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.797251][ T8526] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 61.841816][ T8526] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 61.881663][ T8526] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 61.942318][ T8526] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 61.991160][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 62.001030][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 62.008714][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 62.017696][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 62.032832][ T8515] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 62.072676][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 62.082560][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 62.091474][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 62.099929][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 62.114798][ T8519] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 62.126333][ T8519] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 62.160980][ T2765] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 62.172134][ T2765] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 62.204424][ T8528] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 62.237789][ T8528] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 62.302174][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 62.310047][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 62.317457][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 62.325325][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 62.335886][ T8515] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 62.348952][ T8519] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 62.356482][ T8528] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 62.424857][ T8528] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 62.503151][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 62.511868][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 62.521291][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 62.529450][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 62.538789][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 62.547159][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 62.570531][ T8515] device veth0_vlan entered promiscuous mode [ 62.597222][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 62.606648][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 62.631922][ T8515] device veth1_vlan entered promiscuous mode [ 62.642919][ T8524] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.659125][ T8522] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.687386][ T2711] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 62.695702][ T2711] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 62.704384][ T2711] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 62.713518][ T2711] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 62.723365][ T8519] device veth0_vlan entered promiscuous mode [ 62.736316][ T8524] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.750612][ T2711] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 62.758328][ T2711] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 62.768902][ T2711] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.776755][ T2711] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.785160][ T2711] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.792925][ T2711] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.800968][ T2711] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 62.809601][ T2711] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 62.817900][ T2711] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.825010][ T2711] bridge0: port 1(bridge_slave_0) entered forwarding state [ 62.834262][ T2711] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 62.846494][ T8526] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.862229][ T8522] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.887448][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 62.906412][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 62.916581][ T2677] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.923687][ T2677] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.947245][ T8526] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.963228][ T8519] device veth1_vlan entered promiscuous mode [ 62.978741][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 62.987315][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 62.996304][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 63.004982][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 63.013810][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 63.022361][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 63.031463][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 63.039923][ T2677] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.047005][ T2677] bridge0: port 1(bridge_slave_0) entered forwarding state [ 63.054838][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.062508][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.070362][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 63.078810][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 63.087236][ T2677] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.094298][ T2677] bridge0: port 2(bridge_slave_1) entered forwarding state [ 63.103839][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 63.111634][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 63.119530][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 63.127995][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 63.164042][ T8528] 8021q: adding VLAN 0 to HW filter on device bond0 [ 63.207461][ T8524] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 63.225438][ T8524] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 168.199147][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 168.206213][ C0] (detected by 0, t=10502 jiffies, g=6713, q=242) [ 168.212712][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10503 (4294953964-4294943461), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 168.226062][ C0] udevd R running task 28152 8485 4118 0x0000400a [ 168.233964][ C0] Call Trace: [ 168.237240][ C0] [ 168.240088][ C0] sched_show_task+0x40f/0x560 [ 168.244849][ C0] rcu_sched_clock_irq+0x1861/0x1ad0 [ 168.250134][ C0] update_process_times+0x12d/0x180 [ 168.255327][ C0] tick_sched_timer+0x263/0x420 [ 168.260167][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 168.265709][ C0] __hrtimer_run_queues+0x403/0x840 [ 168.270913][ C0] hrtimer_interrupt+0x38c/0xda0 [ 168.275870][ C0] ? debug_smp_processor_id+0x9/0x20 [ 168.281157][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 168.286699][ C0] apic_timer_interrupt+0xf/0x20 [ 168.291626][ C0] [ 168.294560][ C0] RIP: 0010:__sanitizer_cov_trace_pc+0x4/0x50 [ 168.300621][ C0] Code: 84 00 00 00 00 00 55 48 89 e5 53 48 89 fb e8 13 00 00 00 48 8b 3d f4 f4 ed 07 48 89 de e8 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 [ 168.320218][ C0] RSP: 0018:ffffc90001e77ad8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 168.328643][ C0] RAX: ffffffff814897d3 RBX: 0000000000000000 RCX: ffff88808f4a23c0 [ 168.336617][ C0] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea0002527b00 [ 168.344599][ C0] RBP: ffffc90001e77b00 R08: dffffc0000000000 R09: fffffbfff124248a [ 168.352563][ C0] R10: fffffbfff124248a R11: 0000000000000000 R12: dffffc0000000000 [ 168.360521][ C0] R13: dffffc0000000000 R14: 00000000fffffffc R15: ffff8880a29056b8 [ 168.368499][ C0] ? mod_memcg_page_state+0x123/0x190 [ 168.373865][ C0] ? free_thread_stack+0x124/0x590 [ 168.378968][ C0] ? mod_memcg_page_state+0x123/0x190 [ 168.384331][ C0] free_thread_stack+0x168/0x590 [ 168.389265][ C0] put_task_stack+0xa3/0x130 [ 168.393846][ C0] finish_task_switch+0x3f1/0x550 [ 168.398869][ C0] __schedule+0x9a8/0xcc0 [ 168.403202][ C0] schedule+0x181/0x210 [ 168.407351][ C0] schedule_hrtimeout_range_clock+0x3c7/0x510 [ 168.413436][ C0] ? trace_hrtimer_expire_exit+0x2d0/0x2d0 [ 168.419256][ C0] schedule_hrtimeout_range+0x2a/0x40 [ 168.424627][ C0] ep_poll+0xa4d/0xe80 [ 168.428716][ C0] ? do_task_dead+0xc0/0xc0 [ 168.433235][ C0] ? __kasan_check_read+0x11/0x20 [ 168.438261][ C0] do_epoll_wait+0x1ee/0x260 [ 168.442848][ C0] __x64_sys_epoll_wait+0x9a/0xb0 [ 168.447865][ C0] do_syscall_64+0xf7/0x1c0 [ 168.452359][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 168.458242][ C0] RIP: 0033:0x7fe57a6cd943 [ 168.462647][ C0] Code: 00 31 d2 48 29 c2 64 89 11 48 83 c8 ff eb ea 90 90 90 90 90 90 90 90 83 3d b5 dc 2a 00 00 75 13 49 89 ca b8 e8 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 34 c3 48 83 ec 08 e8 3b c4 00 00 48 89 04 24 [ 168.482245][ C0] RSP: 002b:00007fffe83933b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 [ 168.490646][ C0] RAX: ffffffffffffffda RBX: 0000000002113250 RCX: 00007fe57a6cd943 [ 168.498605][ C0] RDX: 0000000000000004 RSI: 00007fffe8393480 RDI: 0000000000000007 [ 168.506565][ C0] RBP: 0000000000625500 R08: 00007fffe83933a0 R09: 00007fffe83c00b8 [ 168.514539][ C0] R10: 000000000000ee42 R11: 0000000000000246 R12: 000000000212be80 [ 168.522499][ C0] R13: 00007fffe83944d7 R14: 0000000000000005 R15: 0000000002113250 [ 168.530482][ C0] rcu: rcu_preempt kthread starved for 10535 jiffies! g6713 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 168.541577][ C0] rcu: RCU grace-period kthread stack dump: [ 168.547452][ C0] rcu_preempt R running task 29032 10 2 0x80004000 [ 168.555341][ C0] Call Trace: [ 168.558632][ C0] __schedule+0x9a0/0xcc0 [ 168.562967][ C0] schedule+0x181/0x210 [ 168.567117][ C0] schedule_timeout+0x14f/0x240 [ 168.571961][ C0] ? run_local_timers+0x120/0x120 [ 168.577003][ C0] rcu_gp_kthread+0xed8/0x1770 [ 168.581779][ C0] kthread+0x332/0x350 [ 168.585845][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 168.590957][ C0] ? kthread_blkcg+0xe0/0xe0 [ 168.595541][ C0] ret_from_fork+0x24/0x30