[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 43.084950][ T23] audit: type=1800 audit(1575431567.558:25): pid=8036 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 43.112913][ T23] audit: type=1800 audit(1575431567.558:26): pid=8036 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 43.161027][ T23] audit: type=1800 audit(1575431567.558:27): pid=8036 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 '10.128.1.23' (ECDSA) to the list of known hosts. 2019/12/04 03:52:59 fuzzer started 2019/12/04 03:53:01 dialing manager at 10.128.0.26:42111 2019/12/04 03:53:01 syscalls: 2689 2019/12/04 03:53:01 code coverage: enabled 2019/12/04 03:53:01 comparison tracing: enabled 2019/12/04 03:53:01 extra coverage: extra coverage is not supported by the kernel 2019/12/04 03:53:01 setuid sandbox: enabled 2019/12/04 03:53:01 namespace sandbox: enabled 2019/12/04 03:53:01 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/04 03:53:01 fault injection: enabled 2019/12/04 03:53:01 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/04 03:53:01 net packet injection: enabled 2019/12/04 03:53:01 net device setup: enabled 2019/12/04 03:53:01 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/04 03:53:01 devlink PCI setup: PCI device 0000:00:10.0 is not available 03:53:02 executing program 0: r0 = socket$packet(0x11, 0x3, 0x300) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000fbe000)={0x2, &(0x7f0000000000)=[{0x3c}, {0x80000006}]}, 0x10) 03:53:02 executing program 1: r0 = syz_open_dev$sndtimer(&(0x7f0000000040)='/dev/snd/timer\x00', 0x0, 0x0) r1 = syz_open_dev$sndtimer(0x0, 0x0, 0x0) ioctl$SNDRV_TIMER_IOCTL_SELECT(r1, 0x40345410, &(0x7f0000000100)={{0x1}}) dup2(r0, r1) syzkaller login: [ 58.301339][ T8204] IPVS: ftp: loaded support on port[0] = 21 03:53:02 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, @perf_config_ext={0x7, 0x4}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) unshare(0x20600) sendmsg$TIPC_CMD_SET_LINK_TOL(0xffffffffffffffff, 0x0, 0x8040) prctl$PR_GET_TIMERSLACK(0x1e) r0 = getpid() rt_tgsigqueueinfo(r0, r0, 0x16, 0x0) ptrace$pokeuser(0x6, r0, 0x38a, 0xffffffffffffffff) syz_open_procfs(r0, &(0x7f0000000240)='net/dev_mcast\x00') r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000100)='/dev/vcs\x00', 0x0, 0x0) poll(&(0x7f0000000140)=[{}], 0x1, 0x0) dup2(r1, 0xffffffffffffffff) r2 = getpid() sched_setattr(r2, &(0x7f0000000040)={0x30}, 0x0) r3 = getpid() sched_setattr(r3, &(0x7f0000000040)={0x30}, 0x0) r4 = getpgid(0x0) r5 = gettid() setpgid(r4, r5) getpeername$packet(0xffffffffffffffff, 0x0, 0x0) fcntl$getown(0xffffffffffffffff, 0x9) r6 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000280)='/dev/loop-control\x00', 0x0, 0x0) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) setxattr$security_capability(0x0, &(0x7f0000000100)='security.capability\x00', 0x0, 0x0, 0x0) r7 = creat(&(0x7f0000000100)='./file0\x00', 0x0) write$P9_RGETLOCK(r7, &(0x7f0000000180)=ANY=[@ANYBLOB="3b00000037010000a8e729000000000000000001000000009b52b1e4ac7b8a59dadd17a72d9db86dde374a2cb592f2fced9d", @ANYRES32=0x0, @ANYBLOB="20da83d3483bdeba73aa567ce1ee009327f9c4206b9aed7886cd1a1e0e2c"], 0x36) tkill(0x0, 0x11) socket$nl_generic(0x10, 0x3, 0x10) syz_open_procfs(0x0, &(0x7f0000000000)='#u\x02V\xc5^\xd7\xdf\xb3\x8c\x98/f\xb8\x92\x9f\xbd\xb8\xf0\xa7\x14\xe3\xf4\xee\xda\x9a\xe4\xb0\x1a\x14\xfbz\x99\x8fL\xe9\x14d\x9e\x0fL\x8d$h\x90n\x03V\xd9\xa8\xcf\xf5S\xc2Z\x13') bind$packet(0xffffffffffffffff, 0x0, 0x0) [ 58.470152][ T8204] chnl_net:caif_netlink_parms(): no params data found [ 58.481637][ T8207] IPVS: ftp: loaded support on port[0] = 21 [ 58.564561][ T8204] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.572172][ T8204] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.584272][ T8204] device bridge_slave_0 entered promiscuous mode [ 58.607031][ T8204] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.616032][ T8204] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.624739][ T8204] device bridge_slave_1 entered promiscuous mode [ 58.685412][ T8210] IPVS: ftp: loaded support on port[0] = 21 [ 58.707163][ T8204] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.729274][ T8204] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link 03:53:03 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000032000/0x18000)=nil, &(0x7f0000000280)=[@text32={0x20, &(0x7f00000000c0)="b9800000c00f3235010000000f309a090000006500660f3882af724d00002ed8ddc74424008fc4bd87c7442402c43a727fc7442406000000000f011424f30f090f013a360f06c4c18d72d68366baa100ed", 0x51}], 0x1, 0x0, 0x0, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4cb]}) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) sendmsg$TIPC_CMD_SHOW_LINK_STATS(r4, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000180)={0x0}}, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) perf_event_open(&(0x7f0000000000)={0x0, 0xffffffffffffff4d, 0x0, 0x3f, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_bp={0x0}, 0x21402, 0x0, 0x0, 0x6}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 58.765717][ T8207] chnl_net:caif_netlink_parms(): no params data found [ 58.849030][ T8204] team0: Port device team_slave_0 added [ 58.877433][ T8207] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.893020][ T8207] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.901081][ T8207] device bridge_slave_0 entered promiscuous mode [ 58.909249][ T8207] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.916672][ T8207] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.925004][ T8207] device bridge_slave_1 entered promiscuous mode [ 58.933955][ T8204] team0: Port device team_slave_1 added [ 58.978888][ T8213] IPVS: ftp: loaded support on port[0] = 21 [ 59.015546][ T8204] device hsr_slave_0 entered promiscuous mode 03:53:03 executing program 4: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x1f, 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, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000000180)={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) r0 = socket$packet(0x11, 0x2, 0x300) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000fbe000)={0x2, &(0x7f0000000000)=[{0x28}, {0x80000006}]}, 0x10) [ 59.054098][ T8204] device hsr_slave_1 entered promiscuous mode [ 59.097333][ T8207] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.199308][ T8207] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.230966][ T8210] chnl_net:caif_netlink_parms(): no params data found 03:53:03 executing program 5: r0 = socket$inet6(0xa, 0x2, 0x0) r1 = socket$inet6(0xa, 0x3, 0x6b) ioctl(r1, 0x1000008912, &(0x7f0000000000)="0815b5055e0bcfe87b3071") connect$inet6(r0, &(0x7f00000000c0)={0xa, 0x0, 0x0, @empty}, 0x1c) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f0000000040), 0x4) [ 59.277415][ T8216] IPVS: ftp: loaded support on port[0] = 21 [ 59.336895][ T8207] team0: Port device team_slave_0 added [ 59.353619][ T8204] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 59.421685][ T8207] team0: Port device team_slave_1 added [ 59.428631][ T8204] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 59.504839][ T8210] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.512017][ T8210] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.520824][ T8210] device bridge_slave_0 entered promiscuous mode [ 59.529865][ T8210] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.537043][ T8210] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.545048][ T8210] device bridge_slave_1 entered promiscuous mode [ 59.576225][ T8204] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 59.636395][ T8204] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 59.688611][ T8210] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.705816][ T8218] IPVS: ftp: loaded support on port[0] = 21 [ 59.744714][ T8207] device hsr_slave_0 entered promiscuous mode [ 59.794701][ T8207] device hsr_slave_1 entered promiscuous mode [ 59.853107][ T8207] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.868254][ T8210] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.891773][ T8210] team0: Port device team_slave_0 added [ 59.917508][ T8210] team0: Port device team_slave_1 added [ 59.965117][ T8216] chnl_net:caif_netlink_parms(): no params data found [ 60.025031][ T8213] chnl_net:caif_netlink_parms(): no params data found [ 60.095911][ T8210] device hsr_slave_0 entered promiscuous mode [ 60.163161][ T8210] device hsr_slave_1 entered promiscuous mode [ 60.233171][ T8210] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.254782][ T8216] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.261944][ T8216] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.270050][ T8216] device bridge_slave_0 entered promiscuous mode [ 60.309782][ T8207] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 60.385575][ T8216] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.392657][ T8216] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.401338][ T8216] device bridge_slave_1 entered promiscuous mode [ 60.423990][ T8207] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 60.480385][ T8213] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.488566][ T8213] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.496416][ T8213] device bridge_slave_0 entered promiscuous mode [ 60.514741][ T8207] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 60.556648][ T8216] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.569454][ T8216] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.580137][ T8213] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.587428][ T8213] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.595553][ T8213] device bridge_slave_1 entered promiscuous mode [ 60.621564][ T8207] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 60.654655][ T8210] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 60.721827][ T8210] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 60.779479][ T8210] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 60.840989][ T8218] chnl_net:caif_netlink_parms(): no params data found [ 60.857318][ T8216] team0: Port device team_slave_0 added [ 60.863918][ T8210] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 60.907053][ T8213] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.924905][ T8216] team0: Port device team_slave_1 added [ 60.950317][ T8218] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.957891][ T8218] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.965694][ T8218] device bridge_slave_0 entered promiscuous mode [ 60.974740][ T8213] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.996492][ T8213] team0: Port device team_slave_0 added [ 61.006298][ T8204] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.016695][ T8218] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.024491][ T8218] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.032016][ T8218] device bridge_slave_1 entered promiscuous mode [ 61.044755][ T8213] team0: Port device team_slave_1 added [ 61.060374][ T8218] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.082412][ T8204] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.125728][ T8213] device hsr_slave_0 entered promiscuous mode [ 61.163306][ T8213] device hsr_slave_1 entered promiscuous mode [ 61.203002][ T8213] debugfs: Directory 'hsr0' with parent '/' already present! [ 61.211673][ T8218] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.229581][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.238074][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.295612][ T8216] device hsr_slave_0 entered promiscuous mode [ 61.313239][ T8216] device hsr_slave_1 entered promiscuous mode [ 61.343172][ T8216] debugfs: Directory 'hsr0' with parent '/' already present! [ 61.365210][ T8218] team0: Port device team_slave_0 added [ 61.371486][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.380362][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.389171][ T49] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.396422][ T49] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.404665][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.414381][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.423653][ T49] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.431139][ T49] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.449713][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.458957][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.485932][ T8218] team0: Port device team_slave_1 added [ 61.522596][ T8216] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 61.576138][ T3884] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.584760][ T3884] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.593693][ T3884] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.601964][ T3884] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.610909][ T3884] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.619436][ T3884] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.645914][ T8213] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 61.704725][ T8216] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 61.748665][ T8216] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 61.806301][ T8209] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.814750][ T8209] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.827712][ T8204] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 61.839475][ T8204] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.849836][ T8213] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 61.909691][ T8213] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 61.954851][ T8216] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 62.009169][ T8209] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 62.017535][ T8209] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 62.031219][ T8210] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.086548][ T8218] device hsr_slave_0 entered promiscuous mode [ 62.113224][ T8218] device hsr_slave_1 entered promiscuous mode [ 62.183098][ T8218] debugfs: Directory 'hsr0' with parent '/' already present! [ 62.190680][ T8213] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 62.289330][ T8218] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 62.340554][ T8219] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 62.348182][ T8219] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 62.358882][ T8207] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.372414][ T8218] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 62.407233][ T8218] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 62.464933][ T8218] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 62.504957][ T8209] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.512681][ T8209] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.527683][ T8204] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 62.537425][ T8210] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.560688][ T8219] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 62.569400][ T8219] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 62.577886][ T8219] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.585052][ T8219] bridge0: port 1(bridge_slave_0) entered forwarding state [ 62.594942][ T8219] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.602527][ T8219] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.616618][ T8213] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.644580][ T8219] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 62.652405][ T8219] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 62.666350][ T8219] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 62.675605][ T8219] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.682660][ T8219] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.706734][ T8213] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.718227][ T8207] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.727156][ T8209] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 62.740440][ T8209] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 62.749313][ T8209] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 62.760032][ T8209] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 62.768480][ T8209] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.776556][ T8209] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.784897][ T8209] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 62.811811][ T8210] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 62.824526][ T8210] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 62.858154][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 62.875076][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 62.889436][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 62.910100][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 62.918682][ T17] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.925769][ T17] bridge0: port 1(bridge_slave_0) entered forwarding state [ 62.939465][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 62.952283][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 62.975384][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 62.990911][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 63.001723][ T17] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.008922][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state [ 63.023211][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 63.031705][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 63.046047][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 63.057981][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 63.069670][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 63.081283][ T17] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.088439][ T17] bridge0: port 1(bridge_slave_0) entered forwarding state [ 63.096192][ C1] protocol 88fb is buggy, dev hsr_slave_0 [ 63.102144][ C1] protocol 88fb is buggy, dev hsr_slave_1 [ 63.114466][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 63.129673][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 63.139167][ T17] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.146785][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state [ 63.159989][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 63.168728][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 63.183088][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 63.191779][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 63.206676][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 63.214671][ C1] protocol 88fb is buggy, dev hsr_slave_0 [ 63.214719][ C1] protocol 88fb is buggy, dev hsr_slave_1 [ 63.232955][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 63.241611][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 63.271556][ T8216] 8021q: adding VLAN 0 to HW filter on device bond0 [ 63.301174][ T8216] 8021q: adding VLAN 0 to HW filter on device team0 [ 63.323006][ C1] protocol 88fb is buggy, dev hsr_slave_0 [ 63.328825][ C1] protocol 88fb is buggy, dev hsr_slave_1 [ 63.352752][ T8216] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 63.369265][ T8216] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 63.404146][ T8216] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 167.882841][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 167.889632][ C0] rcu: 0-...!: (10499 ticks this GP) idle=09e/1/0x4000000000000002 softirq=11705/11705 fqs=21 [ 167.900185][ C0] (t=10500 jiffies g=6345 q=421) [ 167.905210][ C0] rcu: rcu_preempt kthread starved for 10447 jiffies! g6345 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 167.916290][ C0] rcu: RCU grace-period kthread stack dump: [ 167.922341][ C0] rcu_preempt R running task 29032 10 2 0x80004000 [ 167.930228][ C0] Call Trace: [ 167.933520][ C0] __schedule+0x9a0/0xcc0 [ 167.938032][ C0] schedule+0x181/0x210 [ 167.942174][ C0] schedule_timeout+0x14f/0x240 [ 167.947026][ C0] ? run_local_timers+0x120/0x120 [ 167.952305][ C0] rcu_gp_kthread+0xed8/0x1770 [ 167.957064][ C0] kthread+0x332/0x350 [ 167.961114][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 167.966208][ C0] ? kthread_blkcg+0xe0/0xe0 [ 167.970783][ C0] ret_from_fork+0x24/0x30 [ 167.975237][ C0] NMI backtrace for cpu 0 [ 167.979557][ C0] CPU: 0 PID: 8204 Comm: syz-executor.0 Not tainted 5.4.0-syzkaller #0 [ 167.987773][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 167.997813][ C0] Call Trace: [ 168.001081][ C0] [ 168.003918][ C0] dump_stack+0x1fb/0x318 [ 168.008236][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 168.013070][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 168.019209][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 168.025273][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 168.031242][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 168.037119][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 168.042221][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 168.047408][ C0] ? trace_hardirqs_off+0x74/0x80 [ 168.052436][ C0] update_process_times+0x12d/0x180 [ 168.057622][ C0] tick_sched_timer+0x263/0x420 [ 168.062545][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 168.068080][ C0] __hrtimer_run_queues+0x403/0x840 [ 168.073284][ C0] hrtimer_interrupt+0x38c/0xda0 [ 168.078224][ C0] ? debug_smp_processor_id+0x9/0x20 [ 168.083500][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 168.089046][ C0] apic_timer_interrupt+0xf/0x20 [ 168.093965][ C0] [ 168.096918][ C0] RIP: 0010:__sanitizer_cov_trace_pc+0x4/0x50 [ 168.102983][ C0] Code: 84 00 00 00 00 00 55 48 89 e5 53 48 89 fb e8 13 00 00 00 48 8b 3d 74 25 cd 07 48 89 de e8 64 02 3b 00 5b 5d c3 cc 48 8b 04 24 <65> 48 8b 0c 25 c0 1d 02 00 65 8b 15 b8 81 8b 7e f7 c2 00 01 1f 00 [ 168.122664][ C0] RSP: 0018:ffffc90001e67b98 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 168.131063][ C0] RAX: ffffffff81487326 RBX: ffffea000269b200 RCX: 0000000000000000 [ 168.139046][ C0] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea000269b200 [ 168.147006][ C0] RBP: ffffc90001e67bc0 R08: 000000000003a768 R09: ffffed10150dd747 [ 168.154963][ C0] R10: ffffed10150dd747 R11: 0000000000000000 R12: ffff88809a57b9a0 [ 168.162951][ C0] R13: dffffc0000000000 R14: 00000000fffffffc R15: ffff8880a86eba28 [ 168.171113][ C0] ? mod_memcg_page_state+0x16/0x190 [ 168.176482][ C0] ? free_thread_stack+0x124/0x590 [ 168.181581][ C0] ? mod_memcg_page_state+0x16/0x190 [ 168.186853][ C0] free_thread_stack+0x168/0x590 [ 168.191779][ C0] put_task_stack+0xa3/0x130 [ 168.196356][ C0] finish_task_switch+0x3f1/0x550 [ 168.201371][ C0] __schedule+0x9a8/0xcc0 [ 168.205694][ C0] schedule+0x181/0x210 [ 168.209837][ C0] do_nanosleep+0x1d0/0x6c0 [ 168.214339][ C0] hrtimer_nanosleep+0x3a6/0x5b0 [ 168.219266][ C0] ? trace_hrtimer_expire_exit+0x2d0/0x2d0 [ 168.225062][ C0] __x64_sys_nanosleep+0x186/0x1d0 [ 168.230162][ C0] do_syscall_64+0xf7/0x1c0 [ 168.234650][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 168.240527][ C0] RIP: 0033:0x458b20 [ 168.244410][ C0] Code: c0 5b 5d c3 66 0f 1f 44 00 00 8b 04 24 48 83 c4 18 5b 5d c3 66 0f 1f 44 00 00 83 3d 11 fe 61 00 00 75 14 b8 23 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 d4 d1 fb ff c3 48 83 ec 08 e8 ea 46 00 00 [ 168.264015][ C0] RSP: 002b:00007fff13d94c08 EFLAGS: 00000246 ORIG_RAX: 0000000000000023 [ 168.272422][ C0] RAX: ffffffffffffffda RBX: 000000000000f592 RCX: 0000000000458b20 [ 168.280421][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007fff13d94c10 [ 168.288389][ C0] RBP: 0000000000000002 R08: 0000000000000001 R09: 000000000213e940 [ 168.296358][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 168.304318][ C0] R13: 00007fff13d94c60 R14: 000000000000f585 R15: 00007fff13d94c70