[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 44.869498][ T27] audit: type=1800 audit(1578479275.927:25): pid=8301 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 44.889235][ T27] audit: type=1800 audit(1578479275.947:26): pid=8301 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 44.909108][ T27] audit: type=1800 audit(1578479275.977:27): pid=8301 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 '10.128.0.153' (ECDSA) to the list of known hosts. 2020/01/08 10:28:06 fuzzer started syzkaller login: [ 56.458341][ T8459] as (8459) used greatest stack depth: 24000 bytes left 2020/01/08 10:28:08 dialing manager at 10.128.0.26:35703 2020/01/08 10:28:08 syscalls: 2824 2020/01/08 10:28:08 code coverage: enabled 2020/01/08 10:28:08 comparison tracing: enabled 2020/01/08 10:28:08 extra coverage: enabled 2020/01/08 10:28:08 setuid sandbox: enabled 2020/01/08 10:28:08 namespace sandbox: enabled 2020/01/08 10:28:08 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 10:28:08 fault injection: enabled 2020/01/08 10:28:08 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 10:28:08 net packet injection: enabled 2020/01/08 10:28:08 net device setup: enabled 2020/01/08 10:28:08 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 10:28:08 devlink PCI setup: PCI device 0000:00:10.0 is not available 10:28:09 executing program 0: r0 = socket$kcm(0x10, 0x2, 0x4) setsockopt$sock_attach_bpf(r0, 0x1, 0x14, &(0x7f0000000040), 0x2c3) recvmsg(r0, &(0x7f0000000300)={0x0, 0x0, 0x0}, 0x0) sendmsg$kcm(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)=[{&(0x7f00000002c0)="2e00000014008105e00f80ecdb4cb92e0a68022c14000000160001008e7948f328995a017c7b5851060000000003", 0x2e}], 0x1, 0x0, 0x0, 0xa00}, 0x0) 10:28:09 executing program 1: r0 = syz_init_net_socket$nfc_llcp(0x27, 0x3, 0x1) bind$nfc_llcp(r0, &(0x7f0000000040)={0x27, 0x0, 0x0, 0x0, 0x0, 0x0, "ac41d1c45d71d3ed2a4182b9a6fdfebbf3550b2209895f348f8fc6716e08d1364ad5526c6e898cbb38c310d32b6a3217fa0cb9e4cafe0569942f46cde7188b"}, 0x60) bind$nfc_llcp(r0, &(0x7f0000000140)={0x27, 0x0, 0x0, 0x0, 0x0, 0x0, "db50531d2993784ed5014516c57dc97709bde204be581aef49fc6aa593c89efe66f41cce862107b3907ff45ac0894a4b2a331a11b805a6828ae41872eaf34b"}, 0x60) [ 58.416789][ T8466] IPVS: ftp: loaded support on port[0] = 21 [ 58.536045][ T8466] chnl_net:caif_netlink_parms(): no params data found 10:28:09 executing program 2: pipe(&(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf32(r1, &(0x7f0000000340)=ANY=[], 0xff0e) close(r1) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet6(0xa, 0x80003, 0xff) ioctl(r3, 0x1000008912, &(0x7f0000000080)="0800b5055e0bcfe87b2071") setsockopt$inet6_tcp_int(r2, 0x6, 0x13, &(0x7f00000000c0)=0x800000100000001, 0x4) setsockopt$inet_tcp_TCP_MD5SIG(r1, 0x6, 0xe, &(0x7f0000000180)={@in6={{0xa, 0x0, 0x0, @ipv4}}, 0x0, 0x40}, 0xd8) ioctl$int_in(r1, 0x5452, &(0x7f0000000000)=0x1000) connect$inet6(r2, &(0x7f0000000140), 0x1c) setsockopt$inet6_tcp_TCP_ULP(r2, 0x6, 0x1f, &(0x7f0000000040)='tls\x00', 0x355) setsockopt$inet6_tcp_TLS_TX(r2, 0x11a, 0x1, &(0x7f0000000280)=@gcm_256={{0x304}, "cddf018312d6d75b", "c0f711a359a5b7215aeb47f891eb668a642577d10642dcf00350e63e6b940232", "9b6795d9", "36a83ebf3f0d54f0"}, 0x38) splice(r0, 0x0, r1, 0x0, 0x100000000, 0x0) [ 58.622667][ T8466] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.634998][ T8466] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.652460][ T8466] device bridge_slave_0 entered promiscuous mode [ 58.690568][ T8466] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.697741][ T8466] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.723459][ T8469] IPVS: ftp: loaded support on port[0] = 21 [ 58.731770][ T8466] device bridge_slave_1 entered promiscuous mode [ 58.777719][ T8466] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.795297][ T8471] IPVS: ftp: loaded support on port[0] = 21 [ 58.815092][ T8466] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.864519][ T8466] team0: Port device team_slave_0 added [ 58.883168][ T8466] team0: Port device team_slave_1 added 10:28:10 executing program 3: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000380)={0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) sendmsg$nl_generic(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000005c0)=ANY=[@ANYBLOB="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", @ANYRES32=0x0], 0x20}}, 0x0) r2 = socket(0x10, 0x80002, 0x0) sendmmsg$alg(r2, &(0x7f0000000140)=[{0x6, 0x0, &(0x7f0000000100), 0x6, &(0x7f0000000100)}], 0x492492492492b27, 0x0) [ 59.004189][ T8466] device hsr_slave_0 entered promiscuous mode [ 59.060323][ T8466] device hsr_slave_1 entered promiscuous mode 10:28:10 executing program 4: r0 = syz_open_dev$video(&(0x7f0000000380)='/dev/video#\x00', 0x0, 0x0) ioctl$VIDIOC_ENUM_FMT(r0, 0xc0405602, &(0x7f0000000040)={0x0, 0x1, 0x0, "ffb0d10feea84449e99d3dc3f78fe5804cfb918cf926d1f065af8297f23bc1a8"}) [ 59.231739][ T8469] chnl_net:caif_netlink_parms(): no params data found [ 59.244410][ T8474] IPVS: ftp: loaded support on port[0] = 21 [ 59.317634][ T8478] IPVS: ftp: loaded support on port[0] = 21 [ 59.351065][ T8469] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.358147][ T8469] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.367167][ T8469] device bridge_slave_0 entered promiscuous mode [ 59.377705][ T8471] chnl_net:caif_netlink_parms(): no params data found [ 59.407017][ T8469] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.417022][ T8469] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.426005][ T8469] device bridge_slave_1 entered promiscuous mode [ 59.477384][ T8469] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link 10:28:10 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r3 = dup2(r2, r1) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)=@newlink={0x60, 0x10, 0xc1b, 0x0, 0x0, {}, [@IFLA_MASTER={0x8, 0xa, 0x6}, @IFLA_LINKINFO={0x38, 0x12, @ip6ip6={{0xc, 0x1, 'ip6tnl\x00'}, {0x28, 0x2, [@tunl6_policy=[@IFLA_IPTUN_LOCAL={0x14, 0x2, @local}, @IFLA_IPTUN_FLOWINFO={0x8}, @IFLA_IPTUN_ENCAP_LIMIT={0x8}]]}}}]}, 0x60}}, 0x0) [ 59.533605][ T8469] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.552042][ T8471] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.559109][ T8471] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.576048][ T8471] device bridge_slave_0 entered promiscuous mode [ 59.598023][ T8466] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 59.652021][ T8466] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 59.738076][ T8471] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.746287][ T8471] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.754010][ T8471] device bridge_slave_1 entered promiscuous mode [ 59.762726][ T8466] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 59.822384][ T8466] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 59.883070][ T8469] team0: Port device team_slave_0 added [ 59.898199][ T8469] team0: Port device team_slave_1 added [ 59.914768][ T8480] IPVS: ftp: loaded support on port[0] = 21 [ 59.961989][ T8469] device hsr_slave_0 entered promiscuous mode [ 59.989727][ T8469] device hsr_slave_1 entered promiscuous mode [ 60.029491][ T8469] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 60.037600][ T8469] Cannot create hsr debugfs directory [ 60.079799][ T8471] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.091589][ T8474] chnl_net:caif_netlink_parms(): no params data found [ 60.122272][ T8471] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.176551][ T8471] team0: Port device team_slave_0 added [ 60.207072][ T8474] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.215755][ T8474] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.224834][ T8474] device bridge_slave_0 entered promiscuous mode [ 60.234340][ T8471] team0: Port device team_slave_1 added [ 60.255674][ T8478] chnl_net:caif_netlink_parms(): no params data found [ 60.264964][ T8474] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.272420][ T8474] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.280314][ T8474] device bridge_slave_1 entered promiscuous mode [ 60.300354][ T8474] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.332135][ T8474] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.422086][ T8471] device hsr_slave_0 entered promiscuous mode [ 60.459702][ T8471] device hsr_slave_1 entered promiscuous mode [ 60.499412][ T8471] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 60.506985][ T8471] Cannot create hsr debugfs directory [ 60.526210][ T8478] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.533919][ T8478] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.542399][ T8478] device bridge_slave_0 entered promiscuous mode [ 60.551982][ T8478] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.559034][ T8478] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.568752][ T8478] device bridge_slave_1 entered promiscuous mode [ 60.576438][ T8469] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 60.638608][ T8474] team0: Port device team_slave_0 added [ 60.647874][ T8474] team0: Port device team_slave_1 added [ 60.667419][ T8469] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 60.721683][ T8469] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 60.788980][ T8469] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 60.829626][ T8478] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.883144][ T8474] device hsr_slave_0 entered promiscuous mode [ 60.939793][ T8474] device hsr_slave_1 entered promiscuous mode [ 60.979479][ T8474] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 60.987142][ T8474] Cannot create hsr debugfs directory [ 61.002581][ T8478] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.026404][ T8480] chnl_net:caif_netlink_parms(): no params data found [ 61.061241][ T8466] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.078544][ T8478] team0: Port device team_slave_0 added [ 61.116575][ T8478] team0: Port device team_slave_1 added [ 61.147800][ T8480] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.155214][ T8480] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.163194][ T8480] device bridge_slave_0 entered promiscuous mode [ 61.177975][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.187125][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.198538][ T8466] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.210098][ T8480] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.217528][ T8480] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.225686][ T8480] device bridge_slave_1 entered promiscuous mode [ 61.291397][ T8478] device hsr_slave_0 entered promiscuous mode [ 61.329865][ T8478] device hsr_slave_1 entered promiscuous mode [ 61.369562][ T8478] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 61.377154][ T8478] Cannot create hsr debugfs directory [ 61.399818][ T3925] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.408281][ T3925] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.420413][ T3925] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.427615][ T3925] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.436182][ T3925] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.445755][ T3925] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.454117][ T3925] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.461187][ T3925] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.468580][ T3925] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.483761][ T3925] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.516430][ T8471] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 61.583925][ T8471] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 61.642637][ T8480] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.656883][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.665809][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.674423][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.682902][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.706121][ T8471] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 61.744889][ T8471] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 61.792804][ T8480] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.802331][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.811226][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.820202][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.828334][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.839140][ T8469] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.846630][ T8474] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 61.919197][ T8466] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 61.932006][ T8466] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.956956][ T8480] team0: Port device team_slave_0 added [ 61.963102][ T2634] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.972682][ T2634] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.982064][ T8474] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 62.045098][ T8469] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.053382][ T8480] team0: Port device team_slave_1 added [ 62.066281][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.074092][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.081839][ T8474] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 62.116426][ T8474] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 62.166293][ T2634] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 62.175181][ T2634] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 62.198424][ T3925] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 62.209208][ T3925] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 62.222416][ T3925] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.229468][ T3925] bridge0: port 1(bridge_slave_0) entered forwarding state [ 62.248004][ T8466] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 62.266242][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 62.312871][ T8480] device hsr_slave_0 entered promiscuous mode [ 62.349708][ T8480] device hsr_slave_1 entered promiscuous mode [ 62.399613][ T8480] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 62.407189][ T8480] Cannot create hsr debugfs directory [ 62.454173][ T2634] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 62.465920][ T2634] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 62.474400][ T2634] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.481484][ T2634] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.489048][ T2634] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 62.497825][ T2634] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 62.506761][ T8478] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 62.585616][ T8483] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 62.594455][ T8483] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 62.602800][ T8483] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 62.611833][ T8483] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 62.625724][ T8483] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 62.640025][ T8478] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 62.695527][ T8478] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 62.781434][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 62.791071][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 62.808215][ T8478] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 62.857232][ T8483] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 62.866288][ T8483] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 62.874883][ T8483] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 62.884121][ T8483] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 62.892639][ T8483] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 62.900834][ T8483] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 62.909185][ T8483] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 62.917122][ T8483] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 62.932205][ T8469] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 62.946895][ T8466] device veth0_vlan entered promiscuous mode [ 62.955334][ T8471] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.971381][ T8480] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 63.007005][ T8466] device veth1_vlan entered promiscuous mode [ 63.024153][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 63.032160][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 63.040261][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 63.047695][ T8480] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 63.108294][ T8469] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 63.122211][ T8480] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 63.191641][ T8471] 8021q: adding VLAN 0 to HW filter on device team0 [ 63.211404][ T8480] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 63.232033][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 63.242890][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.250645][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.258180][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 63.266770][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 63.275381][ T17] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.282474][ T17] bridge0: port 1(bridge_slave_0) entered forwarding state [ 63.320864][ T8483] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 63.328599][ T8483] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 63.354021][ T8483] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 63.365714][ T8483] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.372861][ T8483] bridge0: port 2(bridge_slave_1) entered forwarding state [ 63.381768][ T8483] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 63.390493][ T8483] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 63.399101][ T8483] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 63.408193][ T8483] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 63.420409][ T8474] 8021q: adding VLAN 0 to HW filter on device bond0 [ 63.465115][ T8474] 8021q: adding VLAN 0 to HW filter on device team0 [ 168.369328][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 168.376637][ C0] (detected by 0, t=10502 jiffies, g=6493, q=181) [ 168.383166][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10503 (4294953985-4294943482), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 168.396887][ C0] rcu_preempt R running task 28984 10 2 0x80004008 [ 168.404787][ C0] Call Trace: [ 168.408064][ C0] [ 168.410913][ C0] sched_show_task+0x40f/0x560 [ 168.415675][ C0] rcu_sched_clock_irq+0x1861/0x1ad0 [ 168.420975][ C0] update_process_times+0x12d/0x180 [ 168.426188][ C0] tick_sched_timer+0x263/0x420 [ 168.431033][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 168.436572][ C0] __hrtimer_run_queues+0x403/0x840 [ 168.441771][ C0] hrtimer_interrupt+0x38c/0xda0 [ 168.446712][ C0] ? debug_smp_processor_id+0x9/0x20 [ 168.451993][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 168.457529][ C0] apic_timer_interrupt+0xf/0x20 [ 168.462457][ C0] [ 168.465387][ C0] RIP: 0010:free_thread_stack+0x18b/0x590 [ 168.471095][ C0] Code: ff ff e8 28 04 00 00 43 80 3c 2e 00 74 08 4c 89 e7 e8 39 94 6a 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 1b 94 6a 00 48 8b 1b e9 82 ff ff ff e8 be 2b 2e [ 168.490689][ C0] RSP: 0018:ffffc90000d0fc48 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 168.499086][ C0] RAX: 1ffff11012a9cba1 RBX: ffff8880954e5d08 RCX: ffff8880a99ec280 [ 168.507048][ C0] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea00025febc0 [ 168.515009][ C0] RBP: ffffc90000d0fc80 R08: dffffc0000000000 R09: fffffbfff124248a [ 168.522995][ C0] R10: fffffbfff124248a R11: 0000000000000000 R12: ffff8880954e5da0 [ 168.531062][ C0] R13: dffffc0000000000 R14: 1ffff11012a9cbb4 R15: ffff888097f69678 [ 168.539070][ C0] ? free_thread_stack+0x168/0x590 [ 168.544205][ C0] put_task_stack+0xa3/0x130 [ 168.548793][ C0] finish_task_switch+0x3f1/0x550 [ 168.553826][ C0] __schedule+0x9a8/0xcc0 [ 168.558161][ C0] schedule+0x181/0x210 [ 168.562310][ C0] schedule_timeout+0x14f/0x240 [ 168.567155][ C0] ? run_local_timers+0x120/0x120 [ 168.572706][ C0] rcu_gp_kthread+0xed8/0x1770 [ 168.577477][ C0] kthread+0x332/0x350 [ 168.581537][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 168.586640][ C0] ? kthread_blkcg+0xe0/0xe0 [ 168.591220][ C0] ret_from_fork+0x24/0x30 [ 168.595648][ C0] rcu: rcu_preempt kthread starved for 10524 jiffies! g6493 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 168.606732][ C0] rcu: RCU grace-period kthread stack dump: [ 168.612642][ C0] rcu_preempt R running task 28984 10 2 0x80004008 [ 168.620546][ C0] Call Trace: [ 168.623827][ C0] [ 168.626704][ C0] sched_show_task+0x40f/0x560 [ 168.631476][ C0] rcu_check_gp_kthread_starvation+0x170/0x1b0 [ 168.637634][ C0] rcu_sched_clock_irq+0x17d3/0x1ad0 [ 168.642920][ C0] update_process_times+0x12d/0x180 [ 168.648112][ C0] tick_sched_timer+0x263/0x420 [ 168.652953][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 168.658487][ C0] __hrtimer_run_queues+0x403/0x840 [ 168.663694][ C0] hrtimer_interrupt+0x38c/0xda0 [ 168.669076][ C0] ? debug_smp_processor_id+0x9/0x20 [ 168.674353][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 168.679889][ C0] apic_timer_interrupt+0xf/0x20 [ 168.684810][ C0] [ 168.687739][ C0] RIP: 0010:free_thread_stack+0x18b/0x590 [ 168.693446][ C0] Code: ff ff e8 28 04 00 00 43 80 3c 2e 00 74 08 4c 89 e7 e8 39 94 6a 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 1b 94 6a 00 48 8b 1b e9 82 ff ff ff e8 be 2b 2e [ 168.713039][ C0] RSP: 0018:ffffc90000d0fc48 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 168.721448][ C0] RAX: 1ffff11012a9cba1 RBX: ffff8880954e5d08 RCX: ffff8880a99ec280 [ 168.729412][ C0] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea00025febc0 [ 168.737386][ C0] RBP: ffffc90000d0fc80 R08: dffffc0000000000 R09: fffffbfff124248a [ 168.745349][ C0] R10: fffffbfff124248a R11: 0000000000000000 R12: ffff8880954e5da0 [ 168.753312][ C0] R13: dffffc0000000000 R14: 1ffff11012a9cbb4 R15: ffff888097f69678 [ 168.761292][ C0] ? free_thread_stack+0x168/0x590 [ 168.766399][ C0] put_task_stack+0xa3/0x130 [ 168.770980][ C0] finish_task_switch+0x3f1/0x550 [ 168.776025][ C0] __schedule+0x9a8/0xcc0 [ 168.780500][ C0] schedule+0x181/0x210 [ 168.784698][ C0] schedule_timeout+0x14f/0x240 [ 168.789560][ C0] ? run_local_timers+0x120/0x120 [ 168.794610][ C0] rcu_gp_kthread+0xed8/0x1770 [ 168.799382][ C0] kthread+0x332/0x350 [ 168.803449][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 168.808561][ C0] ? kthread_blkcg+0xe0/0xe0 [ 168.813149][ C0] ret_from_fork+0x24/0x30