[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 44.696137][ T25] audit: type=1800 audit(1575352824.307:25): pid=8089 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 44.714961][ T25] audit: type=1800 audit(1575352824.307:26): pid=8089 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 44.758868][ T25] audit: type=1800 audit(1575352824.307:27): pid=8089 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 '10.128.0.112' (ECDSA) to the list of known hosts. 2019/12/03 06:00:34 fuzzer started 2019/12/03 06:00:36 dialing manager at 10.128.0.26:38907 2019/12/03 06:00:37 syscalls: 2697 2019/12/03 06:00:37 code coverage: enabled 2019/12/03 06:00:37 comparison tracing: enabled 2019/12/03 06:00:37 extra coverage: extra coverage is not supported by the kernel 2019/12/03 06:00:37 setuid sandbox: enabled 2019/12/03 06:00:37 namespace sandbox: enabled 2019/12/03 06:00:37 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 06:00:37 fault injection: enabled 2019/12/03 06:00:37 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 06:00:37 net packet injection: enabled 2019/12/03 06:00:37 net device setup: enabled 2019/12/03 06:00:37 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 06:00:37 devlink PCI setup: PCI device 0000:00:10.0 is not available 06:00:37 executing program 0: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'cmac(blowfish)\x00'}, 0x58) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000100)="0a0775b0", 0x4) 06:00:38 executing program 1: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffeffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x800000000000, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair(0x1e, 0x1, 0x0, 0x0) socket$kcm(0x2, 0x1000000000000002, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) bind$netlink(r0, &(0x7f00000000c0)={0x10, 0x0, 0x3, 0x8002600}, 0xc) sendmsg$nl_generic(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000880)=ANY=[@ANYBLOB="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"], 0x28}}, 0x0) syzkaller login: [ 58.586616][ T8253] IPVS: ftp: loaded support on port[0] = 21 [ 58.699790][ T8255] IPVS: ftp: loaded support on port[0] = 21 06:00:38 executing program 2: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240)='/dev/net/tun\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$IP_VS_SO_SET_ZERO(0xffffffffffffffff, 0x0, 0x48f, &(0x7f00000000c0)={0x0, @rand_addr, 0x0, 0x0, 'sh\x00', 0x0, 0x1000, 0x40}, 0x2c) sendmmsg$unix(r2, &(0x7f0000000640)=[{0x0, 0x0, &(0x7f00000005c0)=[{&(0x7f0000000080)='|', 0x1}], 0x1, &(0x7f0000000600)=ANY=[@ANYBLOB="14000000000000000100000001000000", @ANYRES32=r0], 0x14}], 0x1, 0x0) recvmmsg(r1, &(0x7f0000000000)=[{{0x0, 0x40000, 0x0}}], 0x3df, 0x86, 0x0) [ 58.750271][ T8253] chnl_net:caif_netlink_parms(): no params data found [ 58.853538][ T8253] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.875407][ T8253] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.883413][ T8253] device bridge_slave_0 entered promiscuous mode [ 58.915113][ T8253] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.936234][ T8253] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.945528][ T8253] device bridge_slave_1 entered promiscuous mode [ 58.967324][ T8255] chnl_net:caif_netlink_parms(): no params data found [ 58.991264][ T8253] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link 06:00:38 executing program 3: socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$packet(0x11, 0x3, 0x300) setsockopt$SO_ATTACH_FILTER(r2, 0x1, 0x1a, &(0x7f0000fbe000)={0x2, &(0x7f0000000000)=[{0xb1, 0x0, 0x0, 0xfffff034}, {0x80000006}]}, 0x10) r3 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)={0x14, 0x1e, 0x829}, 0x14}, 0x1, 0x6087ffffffff}, 0x0) [ 59.019851][ T8259] IPVS: ftp: loaded support on port[0] = 21 [ 59.031037][ T8253] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.076471][ T8255] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.083619][ T8255] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.093045][ T8255] device bridge_slave_0 entered promiscuous mode [ 59.104730][ T8253] team0: Port device team_slave_0 added [ 59.129053][ T8255] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.140015][ T8255] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.149853][ T8255] device bridge_slave_1 entered promiscuous mode [ 59.158207][ T8253] team0: Port device team_slave_1 added [ 59.209783][ T8255] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.254381][ T8255] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link 06:00:38 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000003c0)=@newlink={0x3c, 0x10, 0x705, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, @bond={{0xc, 0x1, 'bond\x00'}, {0xc, 0x2, [@IFLA_BOND_DOWNDELAY={0x8, 0x7}]}}}]}, 0x3c}}, 0x0) [ 59.307711][ T8253] device hsr_slave_0 entered promiscuous mode [ 59.345695][ T8253] device hsr_slave_1 entered promiscuous mode [ 59.413192][ T8262] IPVS: ftp: loaded support on port[0] = 21 [ 59.424964][ T8259] chnl_net:caif_netlink_parms(): no params data found [ 59.493736][ T8255] team0: Port device team_slave_0 added [ 59.518522][ T8255] team0: Port device team_slave_1 added [ 59.548688][ T8259] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.577921][ T8259] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.586386][ T8259] device bridge_slave_0 entered promiscuous mode 06:00:39 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSETS(r3, 0x40045431, &(0x7f00005befdc)) r4 = syz_open_pts(r3, 0x0) ioctl$TIOCSETD(r4, 0x5423, &(0x7f0000000080)=0xd) dup3(r4, r3, 0x0) [ 59.657296][ T8255] device hsr_slave_0 entered promiscuous mode [ 59.708308][ T8255] device hsr_slave_1 entered promiscuous mode [ 59.746442][ T8255] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.754317][ T8253] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 59.809142][ T8253] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 59.867412][ T8253] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 59.907974][ T8259] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.915047][ T8259] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.923367][ T8259] device bridge_slave_1 entered promiscuous mode [ 59.957351][ T8253] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 60.001016][ T8259] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.013465][ T8266] IPVS: ftp: loaded support on port[0] = 21 [ 60.020356][ T8259] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.053170][ T8264] IPVS: ftp: loaded support on port[0] = 21 [ 60.094971][ T8255] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 60.153184][ T8255] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 60.209455][ T8255] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 60.258987][ T8255] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 60.321059][ T8259] team0: Port device team_slave_0 added [ 60.334515][ T8259] team0: Port device team_slave_1 added [ 60.364407][ T8262] chnl_net:caif_netlink_parms(): no params data found [ 60.408868][ T8259] device hsr_slave_0 entered promiscuous mode [ 60.446065][ T8259] device hsr_slave_1 entered promiscuous mode [ 60.495690][ T8259] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.578158][ T8262] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.587936][ T8262] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.597448][ T8262] device bridge_slave_0 entered promiscuous mode [ 60.610163][ T8262] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.617462][ T8262] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.625676][ T8262] device bridge_slave_1 entered promiscuous mode [ 60.665574][ T8262] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.680980][ T8262] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.708201][ T8262] team0: Port device team_slave_0 added [ 60.714766][ T8259] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 60.770410][ T8259] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 60.846120][ T8262] team0: Port device team_slave_1 added [ 60.856880][ T8259] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 60.933520][ T8259] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 61.007459][ T8266] chnl_net:caif_netlink_parms(): no params data found [ 61.067571][ T8262] device hsr_slave_0 entered promiscuous mode [ 61.115721][ T8262] device hsr_slave_1 entered promiscuous mode [ 61.155493][ T8262] debugfs: Directory 'hsr0' with parent '/' already present! [ 61.191732][ T8253] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.215587][ T8264] chnl_net:caif_netlink_parms(): no params data found [ 61.229946][ T8253] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.253993][ T8255] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.268764][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.277209][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.284945][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.293899][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.302385][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.309545][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.318290][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.327196][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.335620][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.342656][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.351184][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.360057][ T8266] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.360084][ T8266] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.375820][ T8266] device bridge_slave_0 entered promiscuous mode [ 61.383439][ T8266] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.391445][ T8266] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.399665][ T8266] device bridge_slave_1 entered promiscuous mode [ 61.418862][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.441590][ T8255] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.465700][ T8272] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.474595][ T8272] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.485188][ T8272] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.495489][ T8272] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.503883][ T8272] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.514287][ T8266] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.533116][ T8253] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 61.544529][ T8253] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 61.577690][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.585839][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.594196][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.603186][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.612263][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.620783][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.627855][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.636320][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.644503][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.653243][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.661926][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.670435][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.677517][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.685215][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.693779][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.702159][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.712679][ T8266] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.728033][ T8264] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.735099][ T8264] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.743015][ T8264] device bridge_slave_0 entered promiscuous mode [ 61.750415][ T8262] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 61.820177][ T8259] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.827661][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.835549][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.843052][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.851813][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.860808][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.869348][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.878973][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.888273][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.902658][ T8264] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.910248][ T8264] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.918692][ T8264] device bridge_slave_1 entered promiscuous mode [ 61.929421][ T8262] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 61.977713][ T8262] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 62.035056][ T8259] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.051859][ T8266] team0: Port device team_slave_0 added [ 62.064259][ T8264] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.080963][ T3756] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 62.090446][ T3756] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 62.099997][ T3756] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.109324][ T3756] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.117634][ T8262] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 62.179231][ T8266] team0: Port device team_slave_1 added [ 62.187603][ T8264] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.200860][ T8255] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 62.214526][ T8255] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 62.224612][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 62.233423][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 62.242677][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.249922][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 62.259154][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 62.267508][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 62.275108][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 62.284283][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 62.292806][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.299967][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.308436][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 62.317277][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 62.364355][ T8264] team0: Port device team_slave_0 added [ 62.372263][ T8272] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 62.380469][ T8272] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 62.391811][ T8272] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 62.411856][ T8253] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 62.428250][ T8264] team0: Port device team_slave_1 added [ 62.488040][ T8266] device hsr_slave_0 entered promiscuous mode [ 62.526097][ T8266] device hsr_slave_1 entered promiscuous mode [ 62.595634][ T8266] debugfs: Directory 'hsr0' with parent '/' already present! [ 62.658551][ T8264] device hsr_slave_0 entered promiscuous mode [ 62.715994][ T8264] device hsr_slave_1 entered promiscuous mode [ 62.755574][ T8264] debugfs: Directory 'hsr0' with parent '/' already present! [ 62.780823][ T3756] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 62.794436][ T3756] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 62.803997][ T3756] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 62.813532][ T3756] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 62.838417][ T8255] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 62.876820][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 62.887591][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 167.915298][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 167.922283][ C0] (detected by 0, t=10502 jiffies, g=6541, q=58) [ 167.928682][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10503 (4294953888-4294943385), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 167.942021][ C0] rcu_preempt R running task 29104 10 2 0x80004008 [ 167.949910][ C0] Call Trace: [ 167.953181][ C0] [ 167.956030][ C0] sched_show_task+0x40f/0x560 [ 167.960789][ C0] rcu_sched_clock_irq+0x1861/0x1ad0 [ 167.966065][ C0] update_process_times+0x12d/0x180 [ 167.971248][ C0] tick_sched_timer+0x263/0x420 [ 167.976082][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 167.981611][ C0] __hrtimer_run_queues+0x403/0x840 [ 167.986807][ C0] hrtimer_interrupt+0x38c/0xda0 [ 167.991744][ C0] ? debug_smp_processor_id+0x9/0x20 [ 167.997038][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 168.002571][ C0] apic_timer_interrupt+0xf/0x20 [ 168.007486][ C0] [ 168.010411][ C0] RIP: 0010:free_thread_stack+0x151/0x590 [ 168.016116][ C0] Code: 31 f6 e8 42 af 6e 00 43 80 3c 2e 00 74 08 4c 89 e7 e8 43 a4 69 00 49 8b 1c 24 48 83 c3 08 48 89 d8 48 c1 e8 03 42 80 3c 28 00 <74> 08 48 89 df e8 25 a4 69 00 48 8b 3b be fc ff ff ff e8 28 04 00 [ 168.035707][ C0] RSP: 0018:ffffc90000d0fc48 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 168.044103][ C0] RAX: 1ffff1100d82e4a1 RBX: ffff88806c172508 RCX: 0000000000000000 [ 168.052059][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea0001b075c0 [ 168.060016][ C0] RBP: ffffc90000d0fc80 R08: 000000000003a768 R09: ffffed10150e3eaf [ 168.067971][ C0] R10: ffffed10150e3eaf R11: 0000000000000000 R12: ffff88806c1725a0 [ 168.075938][ C0] R13: dffffc0000000000 R14: 1ffff1100d82e4b4 R15: ffff8880a871f568 [ 168.083918][ C0] ? free_thread_stack+0x12e/0x590 [ 168.089018][ C0] put_task_stack+0xa3/0x130 [ 168.093595][ C0] finish_task_switch+0x3f1/0x550 [ 168.098610][ C0] __schedule+0x9a8/0xcc0 [ 168.102935][ C0] schedule+0x181/0x210 [ 168.107076][ C0] schedule_timeout+0x14f/0x240 [ 168.111908][ C0] ? run_local_timers+0x120/0x120 [ 168.116987][ C0] rcu_gp_kthread+0xed8/0x1770 [ 168.121779][ C0] kthread+0x332/0x350 [ 168.125842][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 168.130949][ C0] ? kthread_blkcg+0xe0/0xe0 [ 168.135534][ C0] ret_from_fork+0x24/0x30 [ 168.139957][ C0] rcu: rcu_preempt kthread starved for 10524 jiffies! g6541 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 168.151043][ C0] rcu: RCU grace-period kthread stack dump: [ 168.156930][ C0] rcu_preempt R running task 29104 10 2 0x80004008 [ 168.164828][ C0] Call Trace: [ 168.168101][ C0] [ 168.170941][ C0] sched_show_task+0x40f/0x560 [ 168.175700][ C0] rcu_check_gp_kthread_starvation+0x170/0x1b0 [ 168.181843][ C0] rcu_sched_clock_irq+0x17d3/0x1ad0 [ 168.187122][ C0] update_process_times+0x12d/0x180 [ 168.192311][ C0] tick_sched_timer+0x263/0x420 [ 168.197152][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 168.202687][ C0] __hrtimer_run_queues+0x403/0x840 [ 168.207886][ C0] hrtimer_interrupt+0x38c/0xda0 [ 168.212835][ C0] ? debug_smp_processor_id+0x9/0x20 [ 168.218108][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 168.223640][ C0] apic_timer_interrupt+0xf/0x20 [ 168.228557][ C0] [ 168.231483][ C0] RIP: 0010:free_thread_stack+0x151/0x590 [ 168.237188][ C0] Code: 31 f6 e8 42 af 6e 00 43 80 3c 2e 00 74 08 4c 89 e7 e8 43 a4 69 00 49 8b 1c 24 48 83 c3 08 48 89 d8 48 c1 e8 03 42 80 3c 28 00 <74> 08 48 89 df e8 25 a4 69 00 48 8b 3b be fc ff ff ff e8 28 04 00 [ 168.256777][ C0] RSP: 0018:ffffc90000d0fc48 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 168.265172][ C0] RAX: 1ffff1100d82e4a1 RBX: ffff88806c172508 RCX: 0000000000000000 [ 168.273128][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea0001b075c0 [ 168.281090][ C0] RBP: ffffc90000d0fc80 R08: 000000000003a768 R09: ffffed10150e3eaf [ 168.289048][ C0] R10: ffffed10150e3eaf R11: 0000000000000000 R12: ffff88806c1725a0 [ 168.297005][ C0] R13: dffffc0000000000 R14: 1ffff1100d82e4b4 R15: ffff8880a871f568 [ 168.304981][ C0] ? free_thread_stack+0x12e/0x590 [ 168.310080][ C0] put_task_stack+0xa3/0x130 [ 168.314660][ C0] finish_task_switch+0x3f1/0x550 [ 168.319676][ C0] __schedule+0x9a8/0xcc0 [ 168.324003][ C0] schedule+0x181/0x210 [ 168.328150][ C0] schedule_timeout+0x14f/0x240 [ 168.332984][ C0] ? run_local_timers+0x120/0x120 [ 168.338000][ C0] rcu_gp_kthread+0xed8/0x1770 [ 168.342760][ C0] kthread+0x332/0x350 [ 168.346810][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 168.351909][ C0] ? kthread_blkcg+0xe0/0xe0 [ 168.356493][ C0] ret_from_fork+0x24/0x30