[ 42.602454][ T23] audit: type=1800 audit(1575431147.115:26): pid=8041 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 42.628514][ T23] audit: type=1800 audit(1575431147.115:27): pid=8041 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 42.648002][ T23] audit: type=1800 audit(1575431147.115:28): pid=8041 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. [ 43.625916][ T23] audit: type=1800 audit(1575431148.175:29): pid=8041 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.55' (ECDSA) to the list of known hosts. 2019/12/04 03:45:58 fuzzer started 2019/12/04 03:45:59 dialing manager at 10.128.0.26:42111 2019/12/04 03:45:59 syscalls: 2689 2019/12/04 03:45:59 code coverage: enabled 2019/12/04 03:45:59 comparison tracing: enabled 2019/12/04 03:45:59 extra coverage: extra coverage is not supported by the kernel 2019/12/04 03:45:59 setuid sandbox: enabled 2019/12/04 03:45:59 namespace sandbox: enabled 2019/12/04 03:45:59 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/04 03:45:59 fault injection: enabled 2019/12/04 03:45:59 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/04 03:45:59 net packet injection: enabled 2019/12/04 03:45:59 net device setup: enabled 2019/12/04 03:45:59 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/04 03:45:59 devlink PCI setup: PCI device 0000:00:10.0 is not available 03:46:00 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_TX_RING(r0, 0x10e, 0xc, &(0x7f0000000040)={0x80}, 0x213) sendmsg$nl_route(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000004100)=@ipv6_getroute={0x1c, 0x1a, 0xc05, 0x0, 0x0, {0x2, 0x20, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2}}, 0x1c}}, 0x0) 03:46:00 executing program 1: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x1e, &(0x7f0000000280), &(0x7f00000002c0)=0x18) syzkaller login: [ 56.329840][ T8204] IPVS: ftp: loaded support on port[0] = 21 [ 56.407676][ T8206] IPVS: ftp: loaded support on port[0] = 21 03:46:01 executing program 2: gettid() prctl$PR_SET_PTRACER(0x59616d61, 0x0) perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f00000000c0)=@newlink={0x40, 0x10, 0x1, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, @erspan={{0xc, 0x1, 'erspan\x00'}, {0x4}}}, @IFLA_ADDRESS={0xa, 0x1, @empty=[0xd003]}]}, 0x40}}, 0x0) syz_open_dev$vbi(0x0, 0x0, 0x2) close(0xffffffffffffffff) [ 56.598773][ T8204] chnl_net:caif_netlink_parms(): no params data found [ 56.612960][ T8206] chnl_net:caif_netlink_parms(): no params data found 03:46:01 executing program 3: r0 = open(&(0x7f0000000140)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000001000/0xa000)=nil, 0xa000, 0x800002, 0x11, r0, 0x400000000000) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x9) socket$inet(0x2, 0x4000000805, 0x0) r1 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r1, 0x84, 0x6e, &(0x7f0000961fe4)=[@in={0x2, 0x0, @dev}], 0x10) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f00000005c0)=ANY=[@ANYBLOB="0b000000277363a2156eb455a27945ca9cb9a8eb14d455c62011488e7ba381a13cdffd71e39c8583bb898b8aceda03874bbe9f3fe58e36a01b957bfcb608ff7fe9949d9222a27ba5f29042e4756b9a0b24cb3f7c7f38413e1f5456c1767b5c036150185e8d5d233422551a3f2044cd76fb14c23452b1b9f45817f9217c893defb3454297482027520572acff0c4a21", @ANYRES32=0x0], &(0x7f000095dffc)=0x8) setsockopt$inet6_opts(r1, 0x29, 0x3b, &(0x7f0000000000)=@fragment, 0x8) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r1, 0x84, 0x66, &(0x7f0000000040)={r2}, &(0x7f0000000140)=0x8) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r0, 0x84, 0x18, &(0x7f0000000380)={r2, 0x7}, &(0x7f00000003c0)=0x8) getsockopt$inet_sctp6_SCTP_PARTIAL_DELIVERY_POINT(0xffffffffffffffff, 0x84, 0x13, &(0x7f0000000400)={r3, 0x3f}, &(0x7f0000000440)=0x8) r4 = socket(0xa, 0x6, 0x0) ioctl$SIOCSIFMTU(r4, 0x8922, &(0x7f00000000c0)={'team0\x00\x00\x01\x00', 0x9843}) r5 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r5, 0x84, 0x6e, &(0x7f0000961fe4)=[@in={0x2, 0x0, @dev}], 0x10) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r5, 0x84, 0x1d, &(0x7f000095dff8)=ANY=[@ANYBLOB, @ANYRES32=0x0], &(0x7f0000000340)=0x8) setsockopt$inet6_opts(r5, 0x29, 0x3b, &(0x7f0000000000)=@fragment, 0x8) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r5, 0x84, 0x66, &(0x7f0000000040)={r6}, &(0x7f0000000140)=0x8) setsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r4, 0x84, 0xa, &(0x7f0000000040)={0x0, 0x3ff, 0x1, 0x0, 0x0, 0x8, 0x6, 0x1, r6}, 0x20) ioctl$KVM_SET_IRQCHIP(0xffffffffffffffff, 0x8208ae63, &(0x7f0000000180)={0x0, 0x0, @ioapic={0x0, 0x0, 0x0, 0x0, 0x0, [{}, {0x0, 0x0, 0x0, [], 0x6}, {}, {0x1}, {0x0, 0x40, 0x0, [], 0x2}, {0x0, 0x0, 0x3}, {0x3}, {}, {}, {}, {}, {0x0, 0x0, 0x0, [], 0x5}, {}, {0x0, 0x0, 0x4}, {}, {}, {}, {}, {0x0, 0x85}, {}, {0x0, 0x0, 0x0, [], 0xff}]}}) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mkdir(&(0x7f00000009c0)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xffffffffffffffff}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mount$overlay(0x40000f, &(0x7f0000000000)='./file0\x00', &(0x7f00000000c0)='overlay\x00', 0x0, &(0x7f0000000100)={[{@upperdir={'upperdir', 0x3d, './file0'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@workdir={'workdir', 0x3d, './file1'}, 0x5c}], [], 0xf603000000000000}) mount(0x0, &(0x7f0000000180)='./file0\x00', &(0x7f0000000240)='cgroup2\x00', 0x0, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(0xffffffffffffffff, 0x4020ae46, &(0x7f0000000740)={0x0, 0x0, 0x0, 0x1000, &(0x7f0000000000/0x1000)=nil}) pipe2(&(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}, 0xc8800) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000300)) r8 = syz_open_dev$vcsn(&(0x7f0000000280)='/dev/vcs#\x00', 0x4, 0x20e40) ioctl$ION_IOC_ALLOC(r7, 0xc0184900, &(0x7f00000002c0)={0x2, 0x2a, 0x0, r8}) ioctl$KVM_SET_REGS(0xffffffffffffffff, 0x4090ae82, &(0x7f0000000500)={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9]}) [ 56.717612][ T8210] IPVS: ftp: loaded support on port[0] = 21 [ 56.729191][ T8204] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.742135][ T8204] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.751409][ T8204] device bridge_slave_0 entered promiscuous mode [ 56.762478][ T8206] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.769546][ T8206] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.780312][ T8206] device bridge_slave_0 entered promiscuous mode [ 56.793120][ T8204] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.800546][ T8204] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.811394][ T8204] device bridge_slave_1 entered promiscuous mode [ 56.837076][ T8206] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.845184][ T8206] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.855262][ T8206] device bridge_slave_1 entered promiscuous mode [ 56.905066][ T8204] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.937388][ T8206] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.950310][ T8204] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.978446][ T8206] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.998668][ T8212] IPVS: ftp: loaded support on port[0] = 21 03:46:01 executing program 4: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000180)='TIPCv2\x00') sendmsg$TIPC_NL_BEARER_ENABLE(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000080)={0x60, r1, 0x1, 0x0, 0x0, {}, [@TIPC_NLA_BEARER={0x4c, 0x1, [@TIPC_NLA_BEARER_NAME={0x13d, 0x1, @udp='udp:syz2\x00'}, @TIPC_NLA_BEARER_UDP_OPTS={0x2, 0x4, {{0x14}, {0x20, 0x2, @in6={0xa, 0x0, 0x0, @mcast1}}}}]}]}, 0x60}}, 0x0) [ 57.046323][ T8204] team0: Port device team_slave_0 added [ 57.083792][ T8206] team0: Port device team_slave_0 added [ 57.091700][ T8204] team0: Port device team_slave_1 added [ 57.100435][ T8210] chnl_net:caif_netlink_parms(): no params data found [ 57.111249][ T8206] team0: Port device team_slave_1 added 03:46:01 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000a73ff0)='/dev/sequencer2\x00', 0x8002, 0x0) write$sndseq(r2, &(0x7f0000000000)=[{0x5b94, 0x0, 0x0, 0x0, @time, {}, {}, @connect}], 0x30) r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x0, 0x0) dup2(r3, r2) [ 57.264956][ T8204] device hsr_slave_0 entered promiscuous mode [ 57.352969][ T8204] device hsr_slave_1 entered promiscuous mode [ 57.427211][ T8215] IPVS: ftp: loaded support on port[0] = 21 [ 57.454598][ T8206] device hsr_slave_0 entered promiscuous mode [ 57.502569][ T8206] device hsr_slave_1 entered promiscuous mode [ 57.542278][ T8206] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.559142][ T8210] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.566401][ T8210] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.575002][ T8210] device bridge_slave_0 entered promiscuous mode [ 57.596671][ T8217] IPVS: ftp: loaded support on port[0] = 21 [ 57.609119][ T8210] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.616507][ T8210] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.624383][ T8210] device bridge_slave_1 entered promiscuous mode [ 57.690154][ T8212] chnl_net:caif_netlink_parms(): no params data found [ 57.705189][ T8204] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 57.767175][ T8204] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 57.816579][ T8204] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 57.866264][ T8204] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 57.919598][ T8210] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.952839][ T8210] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.974620][ T8206] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 58.036691][ T8206] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 58.120965][ T8210] team0: Port device team_slave_0 added [ 58.129422][ T8210] team0: Port device team_slave_1 added [ 58.137973][ T8206] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 58.187430][ T8206] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 58.271583][ T8212] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.279232][ T8212] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.287077][ T8212] device bridge_slave_0 entered promiscuous mode [ 58.296743][ T8212] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.303894][ T8212] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.311603][ T8212] device bridge_slave_1 entered promiscuous mode [ 58.373786][ T8210] device hsr_slave_0 entered promiscuous mode [ 58.442592][ T8210] device hsr_slave_1 entered promiscuous mode [ 58.482213][ T8210] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.504398][ T8212] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.516426][ T8212] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.590520][ T8212] team0: Port device team_slave_0 added [ 58.599776][ T8212] team0: Port device team_slave_1 added [ 58.632771][ T8215] chnl_net:caif_netlink_parms(): no params data found [ 58.665286][ T8210] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 58.728465][ T8210] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 58.776438][ T8210] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 58.847345][ T8210] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 58.955095][ T8212] device hsr_slave_0 entered promiscuous mode [ 58.992617][ T8212] device hsr_slave_1 entered promiscuous mode [ 59.052226][ T8212] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.077325][ T8204] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.089518][ T8217] chnl_net:caif_netlink_parms(): no params data found [ 59.139444][ T8215] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.148004][ T8215] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.156677][ T8215] device bridge_slave_0 entered promiscuous mode [ 59.175219][ T8204] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.197060][ T8215] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.205152][ T8215] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.213235][ T8215] device bridge_slave_1 entered promiscuous mode [ 59.220858][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.229609][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.243497][ T8206] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.263453][ T8217] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.270586][ T8217] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.278418][ T8217] device bridge_slave_0 entered promiscuous mode [ 59.286185][ T8212] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 59.340742][ T8215] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.359198][ T8206] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.367451][ T8217] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.375323][ T8217] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.383304][ T8217] device bridge_slave_1 entered promiscuous mode [ 59.395219][ T8212] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 59.464412][ T8212] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 59.505100][ T8215] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.515700][ T3884] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.526147][ T3884] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.535282][ T3884] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.544070][ T3884] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.552500][ T3884] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.559912][ T3884] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.568344][ T3884] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.593310][ T8212] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 59.653126][ T8222] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.664359][ T8222] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.674645][ T8222] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.681817][ T8222] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.689997][ T8222] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.698723][ T8222] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.707284][ T8222] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.715746][ T8222] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.724149][ T8222] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.732994][ T8222] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.741304][ T8222] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.748395][ T8222] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.757193][ T8217] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.774301][ T8217] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.805875][ T8222] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.816244][ T8222] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.826369][ T8222] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.835002][ T8222] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.843554][ T8222] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.851751][ T8222] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.874140][ T8215] team0: Port device team_slave_0 added [ 59.880623][ T8204] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 59.892288][ T8204] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.907191][ T8217] team0: Port device team_slave_0 added [ 59.917444][ T3134] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.926560][ T3134] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.935252][ T3134] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.942312][ T3134] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.949824][ T3134] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.958845][ T3134] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.967403][ T3134] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.977559][ T8215] team0: Port device team_slave_1 added [ 60.004540][ T8217] team0: Port device team_slave_1 added [ 60.054755][ T8215] device hsr_slave_0 entered promiscuous mode [ 60.102590][ T8215] device hsr_slave_1 entered promiscuous mode [ 60.142199][ T8215] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.151783][ T8210] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.174240][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.211560][ T8215] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 60.258501][ T8204] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.267561][ T8219] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.276579][ T8219] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.285054][ T8219] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.294867][ T8219] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.303544][ T8219] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 60.311658][ T8219] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 60.319338][ T8219] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.330096][ T8222] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.339104][ T8222] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.384974][ T8217] device hsr_slave_0 entered promiscuous mode [ 60.443510][ T8217] device hsr_slave_1 entered promiscuous mode [ 60.482802][ T8217] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.490874][ T8215] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 60.544416][ T8215] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 60.617229][ T8206] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 60.628888][ T8206] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.641983][ T8222] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.651310][ T8222] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.659911][ T8215] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 60.721351][ T8210] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.758718][ T8219] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.767091][ T8219] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.775913][ T8219] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 60.783825][ T8219] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 60.810615][ T8212] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.833045][ T8222] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.845628][ T8222] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.873268][ T8222] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.880376][ T8222] bridge0: port 1(bridge_slave_0) entered forwarding state [ 165.882014][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 165.889005][ C1] (detected by 1, t=10502 jiffies, g=6457, q=81) [ 165.895404][ C1] rcu: All QSes seen, last rcu_preempt kthread activity 10503 (4294953741-4294943238), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 165.908745][ C1] kworker/1:3 R running task 26760 8222 2 0x80004008 [ 165.916655][ C1] Workqueue: events linkwatch_event [ 165.921839][ C1] Call Trace: [ 165.925110][ C1] [ 165.927953][ C1] sched_show_task+0x40f/0x560 [ 165.932717][ C1] rcu_sched_clock_irq+0x1861/0x1ad0 [ 165.937999][ C1] update_process_times+0x12d/0x180 [ 165.943184][ C1] tick_sched_timer+0x263/0x420 [ 165.948107][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 165.953641][ C1] __hrtimer_run_queues+0x403/0x840 [ 165.958842][ C1] hrtimer_interrupt+0x38c/0xda0 [ 165.963782][ C1] ? debug_smp_processor_id+0x9/0x20 [ 165.969059][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 165.974590][ C1] apic_timer_interrupt+0xf/0x20 [ 165.979506][ C1] [ 165.982435][ C1] RIP: 0010:__memcg_kmem_uncharge+0xa/0x2e0 [ 165.990286][ C1] Code: 74 12 48 81 c3 08 02 00 00 48 89 df 4c 89 f6 e8 dc 7d ff ff 5b 41 5e 5d c3 0f 1f 80 00 00 00 00 55 48 89 e5 41 57 41 56 41 55 <41> 54 53 50 89 f3 49 89 fc 48 b8 00 00 00 00 00 fc ff df 4c 8d 77 [ 166.010000][ C1] RSP: 0018:ffffc900026277f8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 166.018415][ C1] RAX: ffffffff81486ea4 RBX: ffffea0002583d00 RCX: ffff8880a9250400 [ 166.026375][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea0002583d00 [ 166.034335][ C1] RBP: ffffc90002627810 R08: dffffc0000000000 R09: fffffbfff120248a [ 166.042294][ C1] R10: fffffbfff120248a R11: 0000000000000000 R12: ffff8880928885a0 [ 166.050268][ C1] R13: dffffc0000000000 R14: 1ffff110125110b4 R15: ffff8880949998e8 [ 166.058253][ C1] ? free_thread_stack+0x124/0x590 [ 166.063358][ C1] free_thread_stack+0x12e/0x590 [ 166.068286][ C1] put_task_stack+0xa3/0x130 [ 166.072863][ C1] finish_task_switch+0x3f1/0x550 [ 166.077888][ C1] __schedule+0x9a8/0xcc0 [ 166.082221][ C1] ? ___preempt_schedule+0x16/0x18 [ 166.087322][ C1] preempt_schedule+0xdb/0x120 [ 166.092075][ C1] ? br_port_carrier_check+0x462/0x570 [ 166.097608][ C1] ___preempt_schedule+0x16/0x18 [ 166.102534][ C1] ? mark_lock+0x107/0x1650 [ 166.107024][ C1] __local_bh_enable_ip+0x17d/0x240 [ 166.112302][ C1] ? br_port_carrier_check+0x462/0x570 [ 166.117746][ C1] _raw_spin_unlock_bh+0x2f/0x40 [ 166.122675][ C1] br_port_carrier_check+0x462/0x570 [ 166.127954][ C1] br_device_event+0x449/0x860 [ 166.132822][ C1] raw_notifier_call_chain+0xec/0x190 [ 166.138209][ C1] netdev_state_change+0x147/0x1f0 [ 166.143311][ C1] linkwatch_do_dev+0x10e/0x160 [ 166.148148][ C1] __linkwatch_run_queue+0x446/0x730 [ 166.153429][ C1] linkwatch_event+0x4c/0x60 [ 166.158008][ C1] process_one_work+0x7ef/0x10d0 [ 166.162952][ C1] worker_thread+0xc01/0x1630 [ 166.167811][ C1] kthread+0x332/0x350 [ 166.171888][ C1] ? rcu_lock_release+0x30/0x30 [ 166.176734][ C1] ? kthread_blkcg+0xe0/0xe0 [ 166.181323][ C1] ret_from_fork+0x24/0x30 [ 166.185745][ C1] rcu: rcu_preempt kthread starved for 10532 jiffies! g6457 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 166.196825][ C1] rcu: RCU grace-period kthread stack dump: [ 166.202700][ C1] rcu_preempt R running task 29104 10 2 0x80004000 [ 166.210584][ C1] Call Trace: [ 166.213879][ C1] __schedule+0x9a0/0xcc0 [ 166.218207][ C1] schedule+0x181/0x210 [ 166.222523][ C1] schedule_timeout+0x14f/0x240 [ 166.227358][ C1] ? run_local_timers+0x120/0x120 [ 166.232376][ C1] rcu_gp_kthread+0xed8/0x1770 [ 166.237138][ C1] kthread+0x332/0x350 [ 166.241190][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 166.246287][ C1] ? kthread_blkcg+0xe0/0xe0 [ 166.250881][ C1] ret_from_fork+0x24/0x30