[....] Starting periodic command scheduler: cron[ 49.909626][ T26] audit: type=1800 audit(1578468249.378:26): pid=8310 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 49.928929][ T26] audit: type=1800 audit(1578468249.378:27): pid=8310 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 49.948909][ T26] audit: type=1800 audit(1578468249.378:28): pid=8310 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="ssh" dev="sda1" ino=2417 res=0 [?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 50.517627][ T26] audit: type=1800 audit(1578468249.988:29): pid=8310 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.177' (ECDSA) to the list of known hosts. 2020/01/08 07:24:19 fuzzer started 2020/01/08 07:24:21 dialing manager at 10.128.0.26:35703 2020/01/08 07:24:21 syscalls: 2824 2020/01/08 07:24:21 code coverage: enabled 2020/01/08 07:24:21 comparison tracing: enabled 2020/01/08 07:24:21 extra coverage: enabled 2020/01/08 07:24:21 setuid sandbox: enabled 2020/01/08 07:24:21 namespace sandbox: enabled 2020/01/08 07:24:21 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 07:24:21 fault injection: enabled 2020/01/08 07:24:21 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 07:24:21 net packet injection: enabled 2020/01/08 07:24:21 net device setup: enabled 2020/01/08 07:24:21 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 07:24:21 devlink PCI setup: PCI device 0000:00:10.0 is not available 07:24:22 executing program 0: prctl$PR_GET_DUMPABLE(0x3) r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) setsockopt$inet_MCAST_JOIN_GROUP(r0, 0x0, 0x2a, &(0x7f00000002c0)={0x2, {{0x2, 0x4e22, @empty}}}, 0x84) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xfffffffffffffffe, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x7}, 0x0, 0x0, 0x200000}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000000440)={0x2, 0x70, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, 0x0, 0x0) setsockopt$inet6_tcp_TCP_MD5SIG(r1, 0x6, 0xe, &(0x7f0000000180)={@in6={{0xa, 0x0, 0x0, @loopback}}, 0x0, 0x2}, 0xd8) sendto$inet6(r1, &(0x7f0000f6f000), 0xfffffffffffffea7, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x0, 0x0, @rand_addr="000000001000"}, 0x1c) ioctl$KDGKBENT(0xffffffffffffffff, 0x4b46, &(0x7f00000000c0)={0x0, 0x7f, 0x40}) openat$vcs(0xffffffffffffff9c, 0x0, 0x0, 0x0) mremap(&(0x7f0000001000/0xc00000)=nil, 0xc00000, 0x2000, 0x0, &(0x7f0000c87000/0x2000)=nil) mlockall(0x3) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socket$alg(0x26, 0x5, 0x0) mmap(&(0x7f0000000000/0xddf000)=nil, 0xddf000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 07:24:23 executing program 1: r0 = syz_init_net_socket$ax25(0x3, 0x5, 0x0) bind$ax25(r0, &(0x7f0000000200)={{0x3, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, 0x1}, [@null, @null, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @default, @bcast, @default, @default]}, 0x48) bind$ax25(r0, &(0x7f0000000000)={{0x3, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}}, [@rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @null, @bcast, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x3}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @null, @default, @null]}, 0x48) syzkaller login: [ 63.648424][ T8480] IPVS: ftp: loaded support on port[0] = 21 07:24:23 executing program 2: r0 = socket(0x10, 0x3, 0x0) write(r0, &(0x7f00000000c0)="240000001e005f0214fffffffffffff8020000000000000000000000080008000d000000", 0x24) [ 63.808430][ T8480] chnl_net:caif_netlink_parms(): no params data found [ 63.816727][ T8483] IPVS: ftp: loaded support on port[0] = 21 [ 63.946757][ T8480] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.954290][ T8480] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.976785][ T8480] device bridge_slave_0 entered promiscuous mode [ 63.996984][ T8480] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.004151][ T8480] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.026850][ T8480] device bridge_slave_1 entered promiscuous mode 07:24:23 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = inotify_init() r1 = open(&(0x7f00000005c0)='./file0\x00', 0x200c2, 0x0) inotify_add_watch(r0, &(0x7f0000000000)='./file0\x00', 0x4000082) write$RDMA_USER_CM_CMD_BIND(r1, &(0x7f0000000640)={0x14, 0x88, 0xfa00, {0xffffffffffffffff, 0x0, 0x0, @in={0x2, 0x0, @broadcast}}}, 0x90) sendfile(r1, r1, &(0x7f0000000080), 0xa198) [ 64.053592][ T8485] IPVS: ftp: loaded support on port[0] = 21 [ 64.065104][ T8480] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 64.084512][ T8480] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 64.157723][ T8480] team0: Port device team_slave_0 added [ 64.181456][ T8480] team0: Port device team_slave_1 added [ 64.201216][ T8483] chnl_net:caif_netlink_parms(): no params data found 07:24:23 executing program 4: mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x4, 0x32, 0xffffffffffffffff, 0x0) r0 = socket(0x400040000000015, 0x805, 0x0) getsockopt(r0, 0x114, 0x271e, 0x0, &(0x7f0000000000)=0xf0ff7f) [ 64.288624][ T8480] device hsr_slave_0 entered promiscuous mode [ 64.316233][ T8480] device hsr_slave_1 entered promiscuous mode [ 64.399991][ T8488] IPVS: ftp: loaded support on port[0] = 21 [ 64.488868][ T8483] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.500769][ T8483] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.509340][ T8483] device bridge_slave_0 entered promiscuous mode [ 64.517807][ T8483] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.524845][ T8483] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.532847][ T8483] device bridge_slave_1 entered promiscuous mode [ 64.575156][ T8491] IPVS: ftp: loaded support on port[0] = 21 [ 64.602224][ T8485] chnl_net:caif_netlink_parms(): no params data found [ 64.628131][ T8483] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 64.650169][ T8483] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link 07:24:24 executing program 5: openat$vcs(0xffffffffffffff9c, 0x0, 0x0, 0x0) 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_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mremap(&(0x7f0000a96000/0x1000)=nil, 0x1000, 0x800000, 0x3, &(0x7f0000130000/0x800000)=nil) madvise(&(0x7f00000a2000/0x600000)=nil, 0x600000, 0x3) [ 64.701865][ T8483] team0: Port device team_slave_0 added [ 64.715603][ T8483] team0: Port device team_slave_1 added [ 64.761284][ T8485] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.786196][ T8485] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.793792][ T8485] device bridge_slave_0 entered promiscuous mode [ 64.876725][ T8485] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.883822][ T8485] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.891697][ T8485] device bridge_slave_1 entered promiscuous mode [ 64.948633][ T8483] device hsr_slave_0 entered promiscuous mode [ 64.996162][ T8483] device hsr_slave_1 entered promiscuous mode [ 65.046280][ T8483] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 65.054011][ T8483] Cannot create hsr debugfs directory [ 65.075812][ T8480] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 65.130197][ T8480] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 65.208088][ T8480] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 65.270574][ T8494] IPVS: ftp: loaded support on port[0] = 21 [ 65.279643][ T8480] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 65.317525][ T8488] chnl_net:caif_netlink_parms(): no params data found [ 65.328224][ T8485] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 65.341210][ T8485] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 65.375613][ T8485] team0: Port device team_slave_0 added [ 65.410275][ T8485] team0: Port device team_slave_1 added [ 65.468803][ T8485] device hsr_slave_0 entered promiscuous mode [ 65.516298][ T8485] device hsr_slave_1 entered promiscuous mode [ 65.556781][ T8485] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 65.564354][ T8485] Cannot create hsr debugfs directory [ 65.620313][ T8488] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.627476][ T8488] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.634943][ T8488] device bridge_slave_0 entered promiscuous mode [ 65.647955][ T8488] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.655009][ T8488] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.664785][ T8488] device bridge_slave_1 entered promiscuous mode [ 65.683539][ T8488] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 65.698884][ T8491] chnl_net:caif_netlink_parms(): no params data found [ 65.720097][ T8488] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 65.744045][ T8488] team0: Port device team_slave_0 added [ 65.771737][ T8488] team0: Port device team_slave_1 added [ 65.829563][ T8488] device hsr_slave_0 entered promiscuous mode [ 65.876724][ T8488] device hsr_slave_1 entered promiscuous mode [ 65.916081][ T8488] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 65.923706][ T8488] Cannot create hsr debugfs directory [ 65.985176][ T8491] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.993089][ T8491] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.001014][ T8491] device bridge_slave_0 entered promiscuous mode [ 66.009164][ T8491] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.016364][ T8491] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.023989][ T8491] device bridge_slave_1 entered promiscuous mode [ 66.037495][ T8483] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 66.101364][ T8483] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 66.142821][ T8483] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 66.204896][ T8485] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 66.264329][ T8491] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.274281][ T8483] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 66.327920][ T8485] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 66.380130][ T8491] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.423010][ T8494] chnl_net:caif_netlink_parms(): no params data found [ 66.431898][ T8485] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 66.481328][ T8485] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 66.567335][ T8491] team0: Port device team_slave_0 added [ 66.574909][ T8491] team0: Port device team_slave_1 added [ 66.601822][ T8494] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.609348][ T8494] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.617617][ T8494] device bridge_slave_0 entered promiscuous mode [ 66.630119][ T8488] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 66.698089][ T8488] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 66.738327][ T8488] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 66.778199][ T8488] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 66.827866][ T8494] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.834938][ T8494] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.842765][ T8494] device bridge_slave_1 entered promiscuous mode [ 66.899575][ T8491] device hsr_slave_0 entered promiscuous mode [ 66.956176][ T8491] device hsr_slave_1 entered promiscuous mode [ 66.996214][ T8491] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 67.003812][ T8491] Cannot create hsr debugfs directory [ 67.022976][ T8494] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.064087][ T8494] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.082838][ T8480] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.115417][ T8494] team0: Port device team_slave_0 added [ 67.141931][ T8480] 8021q: adding VLAN 0 to HW filter on device team0 [ 67.150606][ T8494] team0: Port device team_slave_1 added [ 67.167452][ T8483] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.182868][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.191441][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.278813][ T8494] device hsr_slave_0 entered promiscuous mode [ 67.307442][ T8494] device hsr_slave_1 entered promiscuous mode [ 67.347087][ T8494] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 67.354725][ T8494] Cannot create hsr debugfs directory [ 67.364466][ T3089] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 67.373788][ T3089] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 67.382398][ T3089] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.389596][ T3089] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.399889][ T3089] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 67.409643][ T3089] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 67.418078][ T3089] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.425126][ T3089] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.433124][ T3089] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 67.450763][ T8485] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.461663][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 67.470609][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 67.503800][ T3089] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.514107][ T3089] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.522527][ T3089] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 67.531666][ T3089] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 67.540117][ T3089] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 67.548949][ T3089] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 67.557504][ T3089] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 67.565626][ T3089] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 67.573788][ T3089] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 67.582997][ T8483] 8021q: adding VLAN 0 to HW filter on device team0 [ 67.613510][ T8480] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 67.625045][ T8480] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 67.641065][ T8491] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 67.702483][ T8491] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 67.748677][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 67.758528][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 67.766787][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 67.775179][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 67.783648][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.790737][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.798869][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.806660][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.816906][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 67.852419][ T8488] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.860132][ T8491] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 67.887989][ T8491] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 67.941550][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 67.950196][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 67.959157][ T2971] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.966270][ T2971] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.973862][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 67.982793][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 67.991396][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 68.000133][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 68.008485][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 68.015926][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 68.023521][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 68.036687][ T8480] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 68.045568][ T8485] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.070847][ T3089] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 68.079012][ T3089] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 68.103817][ T8488] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.122412][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 68.131477][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 68.140511][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 68.151095][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 68.160009][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 68.168394][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 68.177113][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 68.185501][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 68.194037][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 68.202715][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 68.211082][ T2971] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.218138][ T2971] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.225563][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 68.234516][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 68.242877][ T2971] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.249950][ T2971] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.258547][ T8483] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 68.288834][ T3089] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 68.299058][ T3089] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 68.307321][ T3089] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 68.315683][ T3089] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 68.324161][ T3089] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.331238][ T3089] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.348924][ T8494] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 68.389831][ T8494] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 68.433359][ T8494] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 68.478760][ T8494] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 68.546964][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 68.555545][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 68.564115][ T3099] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.571228][ T3099] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.580380][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 68.588628][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 68.597227][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 68.605610][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 68.614415][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 68.623068][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 68.631332][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 68.641314][ T8480] device veth0_vlan entered promiscuous mode [ 68.663866][ T8483] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 68.678300][ T2851] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 68.685761][ T2851] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 68.693613][ T2851] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 68.703035][ T2851] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 68.712544][ T2851] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 68.738907][ T8480] device veth1_vlan entered promiscuous mode [ 68.756291][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 68.764811][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 68.774058][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 68.782743][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 68.792068][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 68.800349][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 68.808694][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 68.817336][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 68.825466][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 68.833874][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 68.854692][ T8488] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 68.867175][ T8488] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 68.893274][ T8485] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 68.904287][ T8485] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 68.914005][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 68.922788][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 68.931492][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 68.940103][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 68.948977][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 68.957335][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 68.965370][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 68.973962][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 68.982982][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 69.013175][ T8491] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.046935][ T3089] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 69.055012][ T3089] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 69.064403][ T3089] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 69.073498][ T3089] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 69.088825][ T8483] device veth0_vlan entered promiscuous mode [ 69.109299][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 69.116841][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 69.124204][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 69.135012][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 69.143554][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 69.154805][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 69.170764][ T8488] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 69.186626][ T8491] 8021q: adding VLAN 0 to HW filter on device team0 [ 69.228084][ T8485] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 69.274026][ T8485] device veth0_vlan entered promiscuous mode [ 69.292497][ T8485] device veth1_vlan entered promiscuous mode [ 69.326361][ T8483] device veth1_vlan entered promiscuous mode [ 69.346054][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 69.354574][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 69.370935][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 69.381111][ T2676] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.388214][ T2676] bridge0: port 1(bridge_slave_0) entered forwarding state [ 69.402085][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 69.410830][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 69.425264][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 69.433966][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 69.448110][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 69.459923][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 69.506223][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 69.514231][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 69.528473][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 69.539298][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 69.549722][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 69.562565][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 69.574022][ T2676] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.581125][ T2676] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.594489][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 69.603403][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 69.617782][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 69.653350][ T8494] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.704203][ T2851] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 69.739187][ T2851] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 69.750686][ T2851] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 69.769345][ T2851] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 69.789378][ T2851] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 69.819361][ T2851] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 69.830924][ T2851] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 69.849668][ T2851] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 69.869282][ T2851] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 69.901517][ T8488] device veth0_vlan entered promiscuous mode [ 69.932643][ T8491] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 69.951659][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 69.960215][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 69.974972][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 69.991880][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 70.011916][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 70.034816][ T8494] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.049563][ T8488] device veth1_vlan entered promiscuous mode [ 70.094538][ T2851] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 70.108699][ T2851] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 70.128330][ T2851] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 70.148224][ T2851] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 70.155636][ T2851] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 70.210703][ T8491] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 70.227413][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 70.246881][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 70.282393][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 174.175861][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 174.182638][ C1] rcu: 1-...!: (10499 ticks this GP) idle=2e2/1/0x4000000000000002 softirq=13127/13130 fqs=54 [ 174.193208][ C1] (t=10501 jiffies g=6717 q=1216) [ 174.198309][ C1] rcu: rcu_preempt kthread starved for 10390 jiffies! g6717 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 174.209394][ C1] rcu: RCU grace-period kthread stack dump: [ 174.215270][ C1] rcu_preempt R running task 28984 10 2 0x80004000 [ 174.223158][ C1] Call Trace: [ 174.226443][ C1] __schedule+0x9a0/0xcc0 [ 174.230785][ C1] schedule+0x181/0x210 [ 174.235464][ C1] schedule_timeout+0x14f/0x240 [ 174.240326][ C1] ? run_local_timers+0x120/0x120 [ 174.245343][ C1] rcu_gp_kthread+0xed8/0x1770 [ 174.250107][ C1] kthread+0x332/0x350 [ 174.254160][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 174.259280][ C1] ? kthread_blkcg+0xe0/0xe0 [ 174.263885][ C1] ret_from_fork+0x24/0x30 [ 174.268305][ C1] NMI backtrace for cpu 1 [ 174.272641][ C1] CPU: 1 PID: 8480 Comm: syz-executor.0 Not tainted 5.5.0-rc5-syzkaller #0 [ 174.281212][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 174.291255][ C1] Call Trace: [ 174.294530][ C1] [ 174.297380][ C1] dump_stack+0x1fb/0x318 [ 174.301706][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 174.306545][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 174.312689][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 174.318744][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 174.324712][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 174.330610][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 174.335717][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 174.340928][ C1] ? trace_hardirqs_off+0x74/0x80 [ 174.346092][ C1] update_process_times+0x12d/0x180 [ 174.351293][ C1] tick_sched_timer+0x263/0x420 [ 174.356134][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 174.361674][ C1] __hrtimer_run_queues+0x403/0x840 [ 174.366884][ C1] hrtimer_interrupt+0x38c/0xda0 [ 174.371833][ C1] ? debug_smp_processor_id+0x9/0x20 [ 174.377112][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 174.382650][ C1] apic_timer_interrupt+0xf/0x20 [ 174.387576][ C1] [ 174.390504][ C1] RIP: 0010:__memcg_kmem_uncharge+0x10/0x1a0 [ 174.396477][ C1] Code: 02 00 00 48 89 df 4c 89 f6 e8 8c 85 ff ff 5b 41 5e 5d c3 0f 1f 80 00 00 00 00 55 48 89 e5 41 57 41 56 41 55 41 54 53 50 89 f3 <49> 89 fc 48 b8 00 00 00 00 00 fc ff df 4c 8d 77 38 4d 89 f5 49 c1 [ 174.416073][ C1] RSP: 0018:ffffc90002337b90 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 174.424473][ C1] RAX: ffffffff81489244 RBX: 0000000000000000 RCX: ffff88808f00e4c0 [ 174.432433][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea00022edf40 [ 174.440506][ C1] RBP: ffffc90002337bc0 R08: 000000000003a728 R09: ffffed10150296b9 [ 174.448468][ C1] R10: ffffed10150296b9 R11: 0000000000000000 R12: ffff888094673320 [ 174.456428][ C1] R13: dffffc0000000000 R14: 1ffff110128ce664 R15: ffff8880a814b5b8 [ 174.464404][ C1] ? free_thread_stack+0x124/0x590 [ 174.469517][ C1] ? free_thread_stack+0x124/0x590 [ 174.474616][ C1] free_thread_stack+0x12e/0x590 [ 174.479557][ C1] put_task_stack+0xa3/0x130 [ 174.484151][ C1] finish_task_switch+0x3f1/0x550 [ 174.489175][ C1] __schedule+0x9a8/0xcc0 [ 174.493502][ C1] schedule+0x181/0x210 [ 174.497648][ C1] do_nanosleep+0x1d0/0x6c0 [ 174.502154][ C1] hrtimer_nanosleep+0x3a6/0x5b0 [ 174.507109][ C1] ? trace_hrtimer_expire_exit+0x2d0/0x2d0 [ 174.512909][ C1] __x64_sys_nanosleep+0x186/0x1d0 [ 174.518015][ C1] do_syscall_64+0xf7/0x1c0 [ 174.522514][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 174.528398][ C1] RIP: 0033:0x4593f0 [ 174.532297][ C1] 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 41 f5 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 [ 174.551907][ C1] RSP: 002b:00007ffe1ae59938 EFLAGS: 00000246 ORIG_RAX: 0000000000000023 [ 174.560317][ C1] RAX: ffffffffffffffda RBX: 0000000000010e0e RCX: 00000000004593f0 [ 174.568279][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007ffe1ae59940 [ 174.576240][ C1] RBP: 0000000000000002 R08: 0000000000000001 R09: 0000000001483940 [ 174.584285][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 174.592245][ C1] R13: 00007ffe1ae59990 R14: 0000000000010df4 R15: 00007ffe1ae599a0