[ 53.328969][ T27] audit: type=1800 audit(1578469571.407:25): pid=8303 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 53.356428][ T27] audit: type=1800 audit(1578469571.427:26): pid=8303 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 53.396180][ T27] audit: type=1800 audit(1578469571.427:27): pid=8303 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 53.438564][ T27] audit: type=1800 audit(1578469571.457:28): pid=8303 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="ssh" dev="sda1" ino=2417 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 '10.128.10.8' (ECDSA) to the list of known hosts. 2020/01/08 07:46:21 fuzzer started 2020/01/08 07:46:22 dialing manager at 10.128.0.26:35703 2020/01/08 07:46:22 syscalls: 2824 2020/01/08 07:46:22 code coverage: enabled 2020/01/08 07:46:22 comparison tracing: enabled 2020/01/08 07:46:22 extra coverage: enabled 2020/01/08 07:46:22 setuid sandbox: enabled 2020/01/08 07:46:22 namespace sandbox: enabled 2020/01/08 07:46:22 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 07:46:22 fault injection: enabled 2020/01/08 07:46:22 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 07:46:22 net packet injection: enabled 2020/01/08 07:46:22 net device setup: enabled 2020/01/08 07:46:22 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 07:46:22 devlink PCI setup: PCI device 0000:00:10.0 is not available 07:46:23 executing program 0: r0 = memfd_create(&(0x7f0000000040)='secu\xea\xf5\xa3x\xc0\x95A\xa0n\x006\x10\x00\x00\xe1M\x9crity.selinux', 0x0) pwrite64(r0, &(0x7f000003bfff)='/', 0x1, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x4, 0x11, r0, 0x0) r1 = socket(0x10, 0x80002, 0x0) write(r1, &(0x7f0000000140)="2600000022004701050000000000000005006d20002b1f000a4a51f1ee839cd53400b017ca5b", 0x26) recvmmsg(r1, &(0x7f0000000780), 0x2bb1f36c7597d46, 0x2, 0x0) 07:46:24 executing program 1: syz_open_procfs(0x0, 0x0) perf_event_open(&(0x7f00000000c0)={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_bp={0x0, 0x1a}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$USBDEVFS_CLAIM_PORT(0xffffffffffffffff, 0x80045518, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) socket$inet_sctp(0x2, 0x0, 0x84) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x6c, 0x0, &(0x7f000034f000)) ioctl$sock_ifreq(r0, 0x8991, &(0x7f00000000c0)={'\x00', @ifru_names}) ioctl$sock_ifreq(r0, 0x89f0, &(0x7f0000000240)={'\x00', @ifru_names}) syzkaller login: [ 66.018773][ T8471] IPVS: ftp: loaded support on port[0] = 21 07:46:24 executing program 2: bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000001fd8)=@framed={{0xffffffb7, 0x0, 0x0, 0x0, 0x0, 0x65}, [@ldst={0x5, 0x1, 0x6}]}, &(0x7f0000003ff6)='GPL\x00', 0x1, 0xb579, &(0x7f000000cf3d)=""/195}, 0x48) [ 66.172974][ T8471] chnl_net:caif_netlink_parms(): no params data found [ 66.212806][ T8474] IPVS: ftp: loaded support on port[0] = 21 [ 66.282455][ T8471] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.290931][ T8471] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.299936][ T8471] device bridge_slave_0 entered promiscuous mode [ 66.317920][ T8471] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.325069][ T8471] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.333239][ T8471] device bridge_slave_1 entered promiscuous mode [ 66.359988][ T8471] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.372338][ T8471] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.408310][ T8471] team0: Port device team_slave_0 added [ 66.418118][ T8471] team0: Port device team_slave_1 added [ 66.456953][ T8476] IPVS: ftp: loaded support on port[0] = 21 07:46:24 executing program 3: r0 = socket$inet_smc(0x2b, 0x1, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(r0, 0x6, 0xe, &(0x7f0000000000)={@in, 0x0, 0x820}, 0xd8) [ 66.519937][ T8471] device hsr_slave_0 entered promiscuous mode [ 66.576469][ T8471] device hsr_slave_1 entered promiscuous mode [ 66.636834][ T8474] chnl_net:caif_netlink_parms(): no params data found 07:46:24 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000180)=@can_newroute={0x44, 0x18, 0x23, 0x0, 0x0, {}, [@CGW_MOD_XOR={0x18, 0x5, {{{0x900}, 0x0, 0x0, 0x0, 0x0, "4e7cb9a4d617b1f0"}}}, @CGW_MOD_OR={0x18, 0x2, {{{}, 0x0, 0x0, 0x0, 0x0, "46cf378926dc372b"}, 0xf}}]}, 0x44}}, 0x0) [ 66.741634][ T8479] IPVS: ftp: loaded support on port[0] = 21 [ 66.831051][ T8471] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 66.925734][ T8474] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.936135][ T8474] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.943933][ T8474] device bridge_slave_0 entered promiscuous mode [ 66.957078][ T8471] netdevsim netdevsim0 netdevsim1: renamed from eth1 07:46:25 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = dup2(r0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) sendmsg(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000002000)=[{&(0x7f0000000000)="5500000018007f5f00fe01b2a4a280930206000100000001000000003900090023000802060000001900154004000000000022dc1338d54400009b84136ef75afb83de4411001600c43ab8220000060cec4fab91d4", 0x55}], 0x1}, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000040)) r2 = socket(0x800000010, 0x1000000002, 0x0) sendmmsg$alg(r2, &(0x7f0000000140), 0x492492492492596, 0x0) [ 67.008095][ T8471] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 67.070434][ T8482] IPVS: ftp: loaded support on port[0] = 21 [ 67.089254][ T8474] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.102351][ T8474] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.110673][ T8474] device bridge_slave_1 entered promiscuous mode [ 67.117987][ T8471] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 67.179338][ T8474] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.191654][ T8474] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.221793][ T8484] IPVS: ftp: loaded support on port[0] = 21 [ 67.232413][ T8476] chnl_net:caif_netlink_parms(): no params data found [ 67.255749][ T8474] team0: Port device team_slave_0 added [ 67.265416][ T8474] team0: Port device team_slave_1 added [ 67.348278][ T8476] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.355367][ T8476] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.363822][ T8476] device bridge_slave_0 entered promiscuous mode [ 67.389580][ T8474] device hsr_slave_0 entered promiscuous mode [ 67.436558][ T8474] device hsr_slave_1 entered promiscuous mode [ 67.476221][ T8474] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 67.483972][ T8474] Cannot create hsr debugfs directory [ 67.493525][ T8479] chnl_net:caif_netlink_parms(): no params data found [ 67.507392][ T8476] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.514461][ T8476] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.522172][ T8476] device bridge_slave_1 entered promiscuous mode [ 67.553497][ T8476] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.587410][ T8476] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.621855][ T8479] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.631026][ T8479] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.638913][ T8479] device bridge_slave_0 entered promiscuous mode [ 67.652583][ T8476] team0: Port device team_slave_0 added [ 67.662169][ T8476] team0: Port device team_slave_1 added [ 67.672276][ T8479] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.679465][ T8479] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.687550][ T8479] device bridge_slave_1 entered promiscuous mode [ 67.742349][ T8479] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.759472][ T8479] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.807708][ T8474] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 67.859915][ T8474] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 67.949033][ T8476] device hsr_slave_0 entered promiscuous mode [ 68.006486][ T8476] device hsr_slave_1 entered promiscuous mode [ 68.056878][ T8476] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 68.064528][ T8476] Cannot create hsr debugfs directory [ 68.095341][ T8482] chnl_net:caif_netlink_parms(): no params data found [ 68.106409][ T8474] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 68.170312][ T8474] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 68.248829][ T8479] team0: Port device team_slave_0 added [ 68.287753][ T8479] team0: Port device team_slave_1 added [ 68.296615][ T8484] chnl_net:caif_netlink_parms(): no params data found [ 68.322793][ T8482] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.330096][ T8482] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.338154][ T8482] device bridge_slave_0 entered promiscuous mode [ 68.348857][ T8482] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.355917][ T8482] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.363743][ T8482] device bridge_slave_1 entered promiscuous mode [ 68.378337][ T8471] 8021q: adding VLAN 0 to HW filter on device bond0 [ 68.459069][ T8479] device hsr_slave_0 entered promiscuous mode [ 68.517004][ T8479] device hsr_slave_1 entered promiscuous mode [ 68.556229][ T8479] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 68.563840][ T8479] Cannot create hsr debugfs directory [ 68.597231][ T8471] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.604519][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 68.615397][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 68.629386][ T8482] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 68.669344][ T8482] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.690692][ T2947] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 68.700558][ T2947] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 68.709096][ T2947] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.716277][ T2947] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.727500][ T2778] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 68.744136][ T8484] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.751359][ T8484] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.760081][ T8484] device bridge_slave_0 entered promiscuous mode [ 68.769261][ T8484] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.776429][ T8484] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.784109][ T8484] device bridge_slave_1 entered promiscuous mode [ 68.805371][ T8484] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 68.814679][ T8476] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 68.868607][ T8476] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 68.929103][ T2775] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 68.937921][ T2775] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 68.946687][ T2775] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.953743][ T2775] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.968347][ T2776] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 68.981470][ T8482] team0: Port device team_slave_0 added [ 68.988535][ T8484] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 69.008142][ T8476] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 69.059323][ T8476] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 69.133457][ T8482] team0: Port device team_slave_1 added [ 69.142549][ T8484] team0: Port device team_slave_0 added [ 69.168153][ T8479] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 69.219092][ T8479] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 69.249269][ T8484] team0: Port device team_slave_1 added [ 69.255045][ T8479] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 69.330685][ T2776] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 69.339136][ T2776] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 69.348444][ T2776] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 69.356923][ T2776] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 69.365312][ T2776] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 69.374041][ T2776] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 69.399197][ T8479] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 69.518632][ T8482] device hsr_slave_0 entered promiscuous mode [ 69.547000][ T8482] device hsr_slave_1 entered promiscuous mode [ 69.586364][ T8482] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 69.593980][ T8482] Cannot create hsr debugfs directory [ 69.612903][ T2777] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 69.621229][ T2777] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 69.688317][ T8484] device hsr_slave_0 entered promiscuous mode [ 69.736561][ T8484] device hsr_slave_1 entered promiscuous mode [ 69.786243][ T8484] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 69.793824][ T8484] Cannot create hsr debugfs directory [ 69.817962][ T8474] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.824779][ T2776] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 69.834145][ T2776] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 69.848407][ T8471] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 69.892679][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 69.901587][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 69.912948][ T8474] 8021q: adding VLAN 0 to HW filter on device team0 [ 69.982408][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 69.994086][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.002811][ T2774] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.009989][ T2774] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.018051][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 70.026668][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 70.035570][ T2774] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.042825][ T2774] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.050973][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 70.058871][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 70.066873][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 70.092803][ T8471] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 70.108281][ T8482] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 70.140082][ T8482] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 70.212790][ T8482] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 70.277541][ T2947] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 70.286041][ T2947] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 70.305182][ T8479] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.343637][ T8476] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.351854][ T8482] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 70.379331][ T2947] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 70.390601][ T2947] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 70.399020][ T2947] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 70.408481][ T2947] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 70.417093][ T2947] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 70.425232][ T2947] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 70.433546][ T2947] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 70.441797][ T2947] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.450176][ T2947] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 70.461704][ T8474] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 70.474145][ T8474] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 70.496804][ T8476] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.504446][ T8479] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.515817][ T2776] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 70.524635][ T2776] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 70.533255][ T2776] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 70.542007][ T2776] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.550031][ T2776] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 70.558587][ T2776] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 70.593578][ T8484] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 70.629111][ T8484] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 70.667807][ T2777] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 70.677729][ T2777] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.685983][ T2777] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.693070][ T2777] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.701126][ T2777] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 70.708608][ T2777] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 70.716001][ T2777] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 70.724606][ T2777] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 70.733019][ T2777] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.740110][ T2777] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.748465][ T2777] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 70.761594][ T8474] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 70.774476][ T8471] device veth0_vlan entered promiscuous mode [ 70.791458][ T8484] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 70.828618][ T8484] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 70.862427][ T2777] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 70.870582][ T2777] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 70.878987][ T2777] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 70.887489][ T2777] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.895704][ T2777] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.902773][ T2777] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.910695][ T2777] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 70.919798][ T2777] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 70.928927][ T2777] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 70.936877][ T2777] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 70.944418][ T2777] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 70.964243][ T2777] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 70.973124][ T2777] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 70.981944][ T2777] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.989039][ T2777] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.996882][ T2777] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 71.005275][ T2777] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 71.014037][ T2777] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 71.022372][ T2777] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 71.030947][ T2777] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 71.046903][ T2777] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 71.064608][ T8476] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 71.079113][ T8476] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 71.103358][ T8471] device veth1_vlan entered promiscuous mode [ 71.121748][ T2947] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 71.130122][ T2947] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 71.140098][ T2947] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 71.148976][ T2947] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 71.158224][ T2947] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 71.168972][ T2947] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 71.177365][ T2947] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 71.186426][ T2947] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 71.194752][ T2947] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 71.203525][ T2947] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 71.214243][ T2947] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 71.222274][ T2947] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 71.230700][ T2947] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 71.240267][ T2947] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 71.286184][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 71.294191][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 71.304007][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 71.313739][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 71.323565][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 71.332713][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 71.341401][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 71.352523][ T8479] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 71.365402][ T8474] device veth0_vlan entered promiscuous mode [ 71.374120][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 71.382789][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 71.390922][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 71.412282][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 71.459137][ T8484] 8021q: adding VLAN 0 to HW filter on device bond0 [ 71.488001][ T8484] 8021q: adding VLAN 0 to HW filter on device team0 [ 71.543880][ T8484] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 71.554550][ T8484] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 71.592882][ T8484] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 176.426073][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 176.433140][ C1] (detected by 1, t=10502 jiffies, g=6801, q=437) [ 176.439631][ C1] rcu: All QSes seen, last rcu_preempt kthread activity 10503 (4294954792-4294944289), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 176.452980][ C1] kworker/u4:3 R running task 31224 8493 200 0x80004008 [ 176.460885][ C1] Call Trace: [ 176.464158][ C1] [ 176.467021][ C1] sched_show_task+0x40f/0x560 [ 176.471783][ C1] rcu_sched_clock_irq+0x1861/0x1ad0 [ 176.477066][ C1] update_process_times+0x12d/0x180 [ 176.482255][ C1] tick_sched_timer+0x263/0x420 [ 176.487097][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 176.492634][ C1] __hrtimer_run_queues+0x403/0x840 [ 176.497836][ C1] hrtimer_interrupt+0x38c/0xda0 [ 176.502784][ C1] ? debug_smp_processor_id+0x9/0x20 [ 176.508065][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 176.513606][ C1] apic_timer_interrupt+0xf/0x20 [ 176.518529][ C1] [ 176.521464][ C1] RIP: 0010:__memcg_kmem_uncharge+0x44/0x1a0 [ 176.527432][ C1] Code: fc ff df 4c 8d 77 38 4d 89 f5 49 c1 ed 03 41 80 7c 05 00 00 74 08 4c 89 f7 e8 48 07 fb ff 4d 8b 3e b8 01 00 00 00 89 d9 d3 e0 <4d> 85 ff 0f 84 de 00 00 00 4c 39 3d a4 be ac 07 0f 84 2c 01 00 00 [ 176.547031][ C1] RSP: 0018:ffffc900023e7e00 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 176.555452][ C1] RAX: 0000000000000001 RBX: 0000000000000000 RCX: 0000000000000000 [ 176.563532][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea000254cd00 [ 176.571495][ C1] RBP: ffffc900023e7e30 R08: 000000000003a728 R09: ffffed1014d2ef21 [ 176.579463][ C1] R10: ffffed1014d2ef21 R11: 0000000000000000 R12: ffffea000254cd00 [ 176.587443][ C1] R13: 1ffffd40004a99a7 R14: ffffea000254cd38 R15: 0000000000000000 [ 176.595440][ C1] ? free_thread_stack+0x124/0x590 [ 176.600560][ C1] free_thread_stack+0x12e/0x590 [ 176.605490][ C1] put_task_stack+0xa3/0x130 [ 176.610082][ C1] finish_task_switch+0x3f1/0x550 [ 176.615105][ C1] ? proc_cap_handler+0x450/0x450 [ 176.621697][ C1] schedule_tail+0x20/0x1a0 [ 176.626197][ C1] ? proc_cap_handler+0x450/0x450 [ 176.631231][ C1] ret_from_fork+0x8/0x30 [ 176.635568][ C1] rcu: rcu_preempt kthread starved for 10522 jiffies! g6801 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 176.646764][ C1] rcu: RCU grace-period kthread stack dump: [ 176.652657][ C1] rcu_preempt R running task 29032 10 2 0x80004000 [ 176.660558][ C1] Call Trace: [ 176.663858][ C1] __schedule+0x9a0/0xcc0 [ 176.668202][ C1] schedule+0x181/0x210 [ 176.672351][ C1] schedule_timeout+0x14f/0x240 [ 176.677200][ C1] ? run_local_timers+0x120/0x120 [ 176.682345][ C1] rcu_gp_kthread+0xed8/0x1770 [ 176.687126][ C1] kthread+0x332/0x350 [ 176.691211][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 176.696328][ C1] ? kthread_blkcg+0xe0/0xe0 [ 176.700918][ C1] ret_from_fork+0x24/0x30