[ 41.553131][ T23] audit: type=1800 audit(1575345704.145:26): pid=7992 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 41.574093][ T23] audit: type=1800 audit(1575345704.145:27): pid=7992 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 41.593722][ T23] audit: type=1800 audit(1575345704.145:28): pid=7992 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. [ 42.123026][ T23] audit: type=1800 audit(1575345704.745:29): pid=7992 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 '10.128.1.31' (ECDSA) to the list of known hosts. 2019/12/03 04:01:54 fuzzer started 2019/12/03 04:01:55 dialing manager at 10.128.0.26:38907 2019/12/03 04:01:56 syscalls: 2697 2019/12/03 04:01:56 code coverage: enabled 2019/12/03 04:01:56 comparison tracing: enabled 2019/12/03 04:01:56 extra coverage: extra coverage is not supported by the kernel 2019/12/03 04:01:56 setuid sandbox: enabled 2019/12/03 04:01:56 namespace sandbox: enabled 2019/12/03 04:01:56 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 04:01:56 fault injection: enabled 2019/12/03 04:01:56 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 04:01:56 net packet injection: enabled 2019/12/03 04:01:56 net device setup: enabled 2019/12/03 04:01:56 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 04:01:56 devlink PCI setup: PCI device 0000:00:10.0 is not available 04:01:56 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0x7, &(0x7f0000000180)={0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200, 0x0, 0x0, 0x0, &(0x7f0000000000), 0x0}, 0x40) 04:01:57 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer\x00', 0x80006, 0x0) write$uinput_user_dev(r2, &(0x7f00000005c0)={'\ayz0\x05\xf0\x00\x00\x00\x80\xff\xff\xff\f\x00\x00\xfe\xff\xff\xff\x05\xff\xff\xff\x92\xc0\x00\x00\x05\x00'}, 0x45c) close(r2) syzkaller login: [ 54.515604][ T8155] IPVS: ftp: loaded support on port[0] = 21 [ 54.686565][ T8158] IPVS: ftp: loaded support on port[0] = 21 [ 54.708280][ T8155] chnl_net:caif_netlink_parms(): no params data found 04:01:57 executing program 2: r0 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r0, 0x300, 0x30, 0x0, 0x0) [ 54.789876][ T8155] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.797784][ T8155] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.809846][ T8155] device bridge_slave_0 entered promiscuous mode [ 54.841494][ T8155] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.848580][ T8155] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.864877][ T8155] device bridge_slave_1 entered promiscuous mode [ 54.936521][ T8158] chnl_net:caif_netlink_parms(): no params data found [ 54.961610][ T8155] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 54.976930][ T8155] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 55.004441][ T8155] team0: Port device team_slave_0 added [ 55.017016][ T8155] team0: Port device team_slave_1 added [ 55.043325][ T8162] IPVS: ftp: loaded support on port[0] = 21 04:01:57 executing program 3: r0 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) r1 = open(&(0x7f0000000440)='./bus\x00', 0x0, 0x0) dup3(r1, r0, 0x0) fcntl$setstatus(r0, 0x4, 0x44000) r2 = open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000001000/0xa000)=nil, 0xa000, 0x800002, 0x11, r2, 0x0) r3 = creat(&(0x7f0000000100)='./bus\x00', 0x0) fallocate(r3, 0x0, 0x0, 0x1000f4) getresuid(&(0x7f0000004180), 0x0, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r4, 0x4, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x0, 0x8, 0x0, 0x0, r0, &(0x7f0000000000), 0x40000, 0x3ffff}]) [ 55.083484][ T8155] device hsr_slave_0 entered promiscuous mode [ 55.140932][ T8155] device hsr_slave_1 entered promiscuous mode [ 55.181931][ T8158] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.199200][ T8158] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.207093][ T8158] device bridge_slave_0 entered promiscuous mode [ 55.226444][ T8158] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.248907][ T8158] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.256465][ T8158] device bridge_slave_1 entered promiscuous mode 04:01:57 executing program 4: writev(0xffffffffffffffff, &(0x7f0000000040)=[{&(0x7f00000001c0)="58eb9367f1382c4cfe3032b974ca3690671633f9dc696b13f29ae17caeb16f3ec1c0f0e51b031da301c4d867d80146f6522b6d170fe153ba33c704b1b6cc26dcc8a4b507e337e90945ee32e59ef21e70f3919b04d1bf66fd30eebf5483e4f2ddd848be021e42d9c4231d2727cbbab8a7dc6b27f9ac337e5c1878add4207c7d718209c5655564c369131b98a15e4fe485e9", 0x91}], 0x1) r0 = bpf$MAP_CREATE(0x100000000000000, &(0x7f00000000c0)={0x2, 0x4, 0x4, 0x1, 0x0, 0xffffffffffffffff, 0x0, [0x0, 0x0, 0x0, 0x0, 0x2000000]}, 0x3c) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x6, 0x7, &(0x7f0000000000)=@framed={{}, [@func={0x85, 0x0, 0x1, 0x0, 0x3}, @map={0x18, 0x0, 0x1, 0x0, r0}, @exit]}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x70) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000080)={r1, 0x6c, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) [ 55.316605][ T8165] IPVS: ftp: loaded support on port[0] = 21 [ 55.357356][ T8158] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.400387][ T8158] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 55.450524][ T8158] team0: Port device team_slave_0 added [ 55.456411][ T8155] netdevsim netdevsim0 netdevsim0: renamed from eth0 04:01:58 executing program 5: r0 = socket$kcm(0x29, 0x5, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000000)='memory.events\x00', 0xf0, 0x0) ioctl$sock_kcm_SIOCKCMUNATTACH(r0, 0x89e1, &(0x7f0000000000)={r1}) [ 55.545847][ T8158] team0: Port device team_slave_1 added [ 55.566627][ T8155] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 55.621414][ T8155] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 55.673978][ T8155] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 55.780790][ T8158] device hsr_slave_0 entered promiscuous mode [ 55.819176][ T8158] device hsr_slave_1 entered promiscuous mode [ 55.859052][ T8158] debugfs: Directory 'hsr0' with parent '/' already present! [ 55.882579][ T8167] IPVS: ftp: loaded support on port[0] = 21 [ 55.940709][ T8162] chnl_net:caif_netlink_parms(): no params data found [ 55.950759][ T8169] IPVS: ftp: loaded support on port[0] = 21 [ 55.951539][ T8158] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 56.012643][ T8158] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 56.091875][ T8158] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 56.144333][ T8158] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 56.257404][ T8162] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.265700][ T8162] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.273914][ T8162] device bridge_slave_0 entered promiscuous mode [ 56.288737][ T8162] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.297441][ T8162] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.306419][ T8162] device bridge_slave_1 entered promiscuous mode [ 56.348767][ T8165] chnl_net:caif_netlink_parms(): no params data found [ 56.366871][ T8162] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.380645][ T8162] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.413949][ T8165] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.421283][ T8165] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.428931][ T8165] device bridge_slave_0 entered promiscuous mode [ 56.444482][ T8165] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.451962][ T8165] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.460405][ T8165] device bridge_slave_1 entered promiscuous mode [ 56.474605][ T8162] team0: Port device team_slave_0 added [ 56.484425][ T8162] team0: Port device team_slave_1 added [ 56.554396][ T8165] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.610772][ T8162] device hsr_slave_0 entered promiscuous mode [ 56.669224][ T8162] device hsr_slave_1 entered promiscuous mode [ 56.719028][ T8162] debugfs: Directory 'hsr0' with parent '/' already present! [ 56.761840][ T8165] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.780809][ T8155] 8021q: adding VLAN 0 to HW filter on device bond0 [ 56.789659][ T8165] team0: Port device team_slave_0 added [ 56.797911][ T8165] team0: Port device team_slave_1 added [ 56.804335][ T8169] chnl_net:caif_netlink_parms(): no params data found [ 56.831785][ T8167] chnl_net:caif_netlink_parms(): no params data found [ 56.868001][ T8162] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 56.947320][ T8167] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.954585][ T8167] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.962347][ T8167] device bridge_slave_0 entered promiscuous mode [ 56.970704][ T8169] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.977855][ T8169] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.985808][ T8169] device bridge_slave_0 entered promiscuous mode [ 56.997221][ T8162] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 57.061207][ T8162] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 57.090907][ T8162] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 57.137365][ T8167] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.144601][ T8167] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.152821][ T8167] device bridge_slave_1 entered promiscuous mode [ 57.160471][ T8169] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.167531][ T8169] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.175289][ T8169] device bridge_slave_1 entered promiscuous mode [ 57.232657][ T8165] device hsr_slave_0 entered promiscuous mode [ 57.289859][ T8165] device hsr_slave_1 entered promiscuous mode [ 57.349024][ T8165] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.364141][ T8164] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.373485][ T8164] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.383350][ T8169] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.396672][ T8169] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.417752][ T8167] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.432808][ T8155] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.455875][ T8167] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.467225][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 57.476073][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 57.484691][ T17] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.491906][ T17] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.500033][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 57.508503][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 57.517145][ T17] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.524248][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.536871][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 57.550244][ T8164] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 57.582105][ T8169] team0: Port device team_slave_0 added [ 57.613261][ T8158] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.626534][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 57.635194][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 57.644551][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 57.653963][ T8169] team0: Port device team_slave_1 added [ 57.662456][ T8167] team0: Port device team_slave_0 added [ 57.674989][ T8165] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 57.721892][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 57.729928][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.737509][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.761347][ T8158] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.771036][ T8167] team0: Port device team_slave_1 added [ 57.778734][ T8162] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.795615][ T2969] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 57.804131][ T2969] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 57.812530][ T2969] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 57.820916][ T2969] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 57.829880][ T2969] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 57.838560][ T2969] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 57.846997][ T8165] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 57.940631][ T8169] device hsr_slave_0 entered promiscuous mode [ 57.989653][ T8169] device hsr_slave_1 entered promiscuous mode [ 58.029257][ T8169] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.050892][ T8155] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 58.068436][ T8165] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 58.103112][ T2969] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.111018][ T2969] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.128239][ T8162] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.171402][ T8167] device hsr_slave_0 entered promiscuous mode [ 58.239326][ T8167] device hsr_slave_1 entered promiscuous mode [ 58.279043][ T8167] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.288117][ T8165] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 58.330219][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.338761][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.347378][ T17] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.354495][ T17] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.363365][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 58.375774][ T8169] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 58.451092][ T8169] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 58.491782][ T8169] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 58.570185][ T8155] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 58.577268][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 58.586204][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.595367][ T17] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.602493][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.610828][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 58.619285][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 58.626729][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 58.635289][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 58.649749][ T8169] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 58.712368][ T2969] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.724030][ T2969] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.733292][ T2969] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.740414][ T2969] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.748149][ T2969] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 58.756796][ T2969] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.765168][ T2969] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.772277][ T2969] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.779821][ T2969] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 58.788183][ T2969] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 58.797632][ T2969] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 58.805712][ T2969] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 58.813490][ T2969] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 58.838402][ T8167] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 58.891079][ T8167] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 58.941146][ T8167] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 59.000111][ T2969] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.008582][ T2969] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.017596][ T2969] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.026916][ T2969] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.035732][ T2969] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.044199][ T2969] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.052402][ T2969] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.060995][ T2969] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.070256][ T2969] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.078556][ T2969] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.087398][ T2969] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.095852][ T2969] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.104092][ T2969] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.112324][ T2969] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.121057][ T2969] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.130860][ T2969] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.153995][ T8167] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 59.201178][ T2969] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 59.208630][ T2969] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 59.249340][ T8159] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 59.256829][ T8159] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 59.267912][ T8158] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 59.304072][ T8162] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 59.359885][ T8165] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.382390][ T8169] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.403701][ T8167] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.418294][ T8165] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.429314][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.437740][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.455271][ T8169] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.475170][ T8167] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.485107][ T2969] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.494160][ T2969] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.502314][ T2969] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.512653][ T2969] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.522083][ T2969] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.529212][ T2969] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.537576][ T2969] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.546084][ T2969] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.582992][ T8159] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.591310][ T8159] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.601240][ T8159] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.610368][ T8159] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.617462][ T8159] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.626453][ T8159] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.635202][ T8159] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.644710][ T8159] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.653458][ T8159] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.660574][ T8159] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.668515][ T8159] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.677275][ T8159] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.686064][ T8159] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.693623][ T8159] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.702039][ T8159] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.710807][ T8159] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.720034][ T8159] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.728673][ T8159] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.738186][ T8159] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.745429][ T8159] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.753850][ T8159] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.762935][ T8159] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.779614][ T8159] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.786721][ T8159] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.800594][ T8159] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.813789][ T8159] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.825246][ T8159] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.868656][ T8169] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 59.886656][ T8169] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 59.919194][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.927716][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.946218][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.962414][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.974622][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.986928][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.998638][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.012882][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.023422][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.035823][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.046733][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.062045][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.074545][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.085455][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.098360][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.114188][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.125568][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.138763][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 164.458795][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 164.465562][ C1] rcu: 1-...!: (1 GPs behind) idle=fba/1/0x4000000000000002 softirq=11861/11867 fqs=32 [ 164.475505][ C1] (t=10501 jiffies g=6257 q=1088) [ 164.480605][ C1] rcu: rcu_preempt kthread starved for 10434 jiffies! g6257 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 164.491686][ C1] rcu: RCU grace-period kthread stack dump: [ 164.497560][ C1] rcu_preempt R running task 29032 10 2 0x80004000 [ 164.505463][ C1] Call Trace: [ 164.508759][ C1] __schedule+0x9a0/0xcc0 [ 164.513084][ C1] schedule+0x181/0x210 [ 164.517231][ C1] schedule_timeout+0x14f/0x240 [ 164.522073][ C1] ? run_local_timers+0x120/0x120 [ 164.527085][ C1] rcu_gp_kthread+0xed8/0x1770 [ 164.531846][ C1] kthread+0x332/0x350 [ 164.535905][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 164.540999][ C1] ? kthread_blkcg+0xe0/0xe0 [ 164.545584][ C1] ret_from_fork+0x24/0x30 [ 164.550001][ C1] NMI backtrace for cpu 1 [ 164.554336][ C1] CPU: 1 PID: 8178 Comm: syz-executor.0 Not tainted 5.4.0-syzkaller #0 [ 164.562564][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 164.572615][ C1] Call Trace: [ 164.575887][ C1] [ 164.578736][ C1] dump_stack+0x1fb/0x318 [ 164.583058][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 164.587894][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 164.594033][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 164.600086][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 164.606053][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 164.611929][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 164.617031][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 164.622220][ C1] ? trace_hardirqs_off+0x74/0x80 [ 164.627233][ C1] update_process_times+0x12d/0x180 [ 164.632417][ C1] tick_sched_timer+0x263/0x420 [ 164.637252][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 164.642786][ C1] __hrtimer_run_queues+0x403/0x840 [ 164.647983][ C1] hrtimer_interrupt+0x38c/0xda0 [ 164.652925][ C1] ? debug_smp_processor_id+0x9/0x20 [ 164.658206][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 164.663737][ C1] apic_timer_interrupt+0xf/0x20 [ 164.668654][ C1] [ 164.671585][ C1] RIP: 0010:mod_memcg_page_state+0x168/0x190 [ 164.677550][ C1] Code: c7 28 96 0a 89 e8 a8 9e 69 00 48 83 3d c8 21 c2 07 00 74 2d e8 99 27 2e 00 4c 89 ff 57 9d 0f 1f 44 00 00 5b 41 5c 41 5e 41 5f <5d> c3 e8 81 27 2e 00 0f 0b e8 7a 27 2e 00 0f 0b e8 73 27 2e 00 0f [ 164.697442][ C1] RSP: 0018:ffffc90002567e30 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 164.705850][ C1] RAX: ffffffff81487433 RBX: ffff88808e964588 RCX: ffff8880a3a20040 [ 164.713810][ C1] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea00024e5540 [ 164.721770][ C1] RBP: ffffc90002567e30 R08: 000000000003a768 R09: ffffed101327b6ff [ 164.729730][ C1] R10: ffffed101327b6ff R11: 0000000000000000 R12: ffff88808e964620 [ 164.737710][ C1] R13: dffffc0000000000 R14: 1ffff11011d2c8c4 R15: ffff8880993db7e8 [ 164.745693][ C1] ? mod_memcg_page_state+0x123/0x190 [ 164.751060][ C1] free_thread_stack+0x168/0x590 [ 164.755989][ C1] put_task_stack+0xa3/0x130 [ 164.760571][ C1] finish_task_switch+0x3f1/0x550 [ 164.765587][ C1] schedule_tail+0x20/0x1a0 [ 164.770081][ C1] ret_from_fork+0x8/0x30 [ 164.774398][ C1] RIP: 0033:0x45d049 [ 164.778280][ C1] Code: ff 48 85 f6 0f 84 d7 8c fb ff 48 83 ee 10 48 89 4e 08 48 89 3e 48 89 d7 4c 89 c2 4d 89 c8 4c 8b 54 24 08 b8 38 00 00 00 0f 05 <48> 85 c0 0f 8c ae 8c fb ff 74 01 c3 31 ed 48 f7 c7 00 00 01 00 75 [ 164.797868][ C1] RSP: 002b:00007f760b126db0 EFLAGS: 00000202 ORIG_RAX: 0000000000000038 [ 164.806351][ C1] RAX: 0000000000000000 RBX: 00007f760b127700 RCX: 000000000045d049 [ 164.814313][ C1] RDX: 00007f760b1279d0 RSI: 00007f760b126db0 RDI: 00000000003d0f00 [ 164.822270][ C1] RBP: 00007ffe72acb260 R08: 00007f760b127700 R09: 00007f760b127700 [ 164.830226][ C1] R10: 00007f760b1279d0 R11: 0000000000000202 R12: 0000000000000000 [ 164.838207][ C1] R13: 00007ffe72acb0ff R14: 00007f760b1279c0 R15: 000000000075bf2c