Warning: Permanently added '10.128.1.54' (ECDSA) to the list of known hosts. 2020/01/08 06:17:33 fuzzer started 2020/01/08 06:17:34 dialing manager at 10.128.0.26:35703 2020/01/08 06:17:34 syscalls: 2824 2020/01/08 06:17:34 code coverage: enabled 2020/01/08 06:17:34 comparison tracing: enabled 2020/01/08 06:17:34 extra coverage: enabled 2020/01/08 06:17:34 setuid sandbox: enabled 2020/01/08 06:17:34 namespace sandbox: enabled 2020/01/08 06:17:34 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 06:17:34 fault injection: enabled 2020/01/08 06:17:34 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 06:17:34 net packet injection: enabled 2020/01/08 06:17:34 net device setup: enabled 2020/01/08 06:17:34 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 06:17:34 devlink PCI setup: PCI device 0000:00:10.0 is not available 06:17:35 executing program 0: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x5eb, 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, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000000)=[{&(0x7f0000000300)="1400000013000507ed008064d200100013000080", 0x14}], 0x1}, 0x0) 06:17:36 executing program 1: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x81, 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) syz_open_dev$sndpcmp(0x0, 0x0, 0x0) r0 = socket(0x10, 0x2, 0x0) sendto(r0, &(0x7f0000000200)="120000001200e7ef007b1a3fcd00000000a1", 0x12, 0x0, 0x0, 0x0) recvmmsg(r0, &(0x7f00000037c0)=[{{&(0x7f00000004c0)=@ethernet={0x0, @random}, 0x80, &(0x7f0000000380)=[{&(0x7f00000000c0)=""/85, 0x55}, {&(0x7f00000024c0)=""/4096, 0x1000}, {&(0x7f0000000400)=""/120, 0x78}, {&(0x7f0000000480)=""/60, 0x3c}, {&(0x7f0000000280)=""/77, 0x4d}, {&(0x7f0000000540)=""/154, 0x9a}, {&(0x7f0000000340)=""/22, 0x16}], 0x7, &(0x7f0000002400)=""/191, 0xbf}}], 0x1, 0x6, &(0x7f0000003700)={0x77359400}) bind$nfc_llcp(r0, &(0x7f0000000280)={0x27, 0x1, 0x0, 0x0, 0x4, 0x3f, "c75a67c534f74a7137692f00503b6424d8e9ea8c86884830721239e8de47520380b488f2536ec1450fdbbedeef8930a3cff37cd66c205ac57b845c72d63fa5", 0x1e}, 0x60) syzkaller login: [ 56.973484][ T8421] IPVS: ftp: loaded support on port[0] = 21 [ 57.124326][ T8421] chnl_net:caif_netlink_parms(): no params data found [ 57.168201][ T8421] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.177080][ T8421] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.185374][ T8421] device bridge_slave_0 entered promiscuous mode [ 57.196234][ T8421] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.203389][ T8421] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.211661][ T8421] device bridge_slave_1 entered promiscuous mode 06:17:36 executing program 2: syz_emit_ethernet(0x66, &(0x7f0000000000)={@local, @local, @val, {@ipv4}}, 0x0) [ 57.228222][ T8424] IPVS: ftp: loaded support on port[0] = 21 [ 57.242747][ T8421] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.256198][ T8421] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.300958][ T8421] team0: Port device team_slave_0 added [ 57.325289][ T8421] team0: Port device team_slave_1 added 06:17:36 executing program 3: r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000180)='/dev/snapshot\x00', 0x0, 0x0) readv(r0, &(0x7f0000000740)=[{&(0x7f0000000280)=""/159, 0x9f}], 0x1) [ 57.486769][ T8421] device hsr_slave_0 entered promiscuous mode [ 57.525914][ T8421] device hsr_slave_1 entered promiscuous mode [ 57.631358][ T8426] IPVS: ftp: loaded support on port[0] = 21 [ 57.641204][ T8429] IPVS: ftp: loaded support on port[0] = 21 [ 57.651634][ T8424] chnl_net:caif_netlink_parms(): no params data found [ 57.753417][ T8424] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.774832][ T8424] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.782402][ T8424] device bridge_slave_0 entered promiscuous mode 06:17:36 executing program 4: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f0000d06000)=0x2000000000000001, 0xd2) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000000)='veth1\x00', 0x10) connect$inet(r0, &(0x7f00000000c0)={0x2, 0x0, @loopback}, 0x10) setsockopt$inet_tcp_int(r0, 0x6, 0x4000000000013, &(0x7f0000000180), 0x4) sendmmsg$sock(r0, &(0x7f0000001e00)=[{{0x0, 0x0, 0x0}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f00000006c0)=[@txtime={{0x18}}], 0x18}}], 0x2, 0x0) [ 57.805377][ T8424] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.812539][ T8424] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.822111][ T8424] device bridge_slave_1 entered promiscuous mode [ 57.916964][ T8424] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.929684][ T8424] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.966860][ T8421] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 58.017265][ T8429] chnl_net:caif_netlink_parms(): no params data found [ 58.037841][ T8421] netdevsim netdevsim0 netdevsim1: renamed from eth1 06:17:37 executing program 5: r0 = creat(&(0x7f0000000040)='./file1\x00', 0x0) r1 = creat(&(0x7f0000000040)='./file1\x00', 0x0) fallocate(r1, 0x0, 0xd89, 0x8000) write$binfmt_script(r1, &(0x7f0000000700)=ANY=[@ANYRESDEC, @ANYRES16, @ANYRESHEX, @ANYRES16, @ANYBLOB="c6292bdfe740aba82d39d236ab243347a178fb1fb08609f55c860b7274ce37fba681b500d0c814f800b8011a484e65b37e866369e0751b310c2e4c24e0ef4ea10fc5291793ea975cc22ca7c07ced93b665d9e45871f7687d63f44d4d868a2bf9e07a4bbe73665b0a0fe52f521c2b6241c75c103043263620a87d6440942d8d8e6c926f97a05d8fe5a761f815f8bff0425985fc1e405eba43b4b1850f976e4f1c37b661fce5d4d9fde8598aac734c0afdd143c93f743e059fafb9eb5650e00e9a4e9715922738e89de8f4aa62fe469b2298752d9eb870004e5079ef"], 0xfc7c) ioctl$EXT4_IOC_SETFLAGS(r1, 0x40086602, &(0x7f0000000180)=0x84008) write$binfmt_elf64(r1, &(0x7f0000000500)=ANY=[@ANYBLOB='w'], 0x1) fallocate(r0, 0x8, 0x0, 0x8000) [ 58.109648][ T8421] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 58.182368][ T8432] IPVS: ftp: loaded support on port[0] = 21 [ 58.196043][ T8421] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 58.228561][ T8424] team0: Port device team_slave_0 added [ 58.251926][ T8434] IPVS: ftp: loaded support on port[0] = 21 [ 58.279425][ T8424] team0: Port device team_slave_1 added [ 58.342999][ T8426] chnl_net:caif_netlink_parms(): no params data found [ 58.367947][ T8429] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.376302][ T8429] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.383844][ T8429] device bridge_slave_0 entered promiscuous mode [ 58.457712][ T8424] device hsr_slave_0 entered promiscuous mode [ 58.515554][ T8424] device hsr_slave_1 entered promiscuous mode [ 58.564901][ T8424] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 58.572640][ T8424] Cannot create hsr debugfs directory [ 58.578391][ T8429] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.585619][ T8429] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.593151][ T8429] device bridge_slave_1 entered promiscuous mode [ 58.612131][ T8429] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.624962][ T8429] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.646068][ T8421] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.690165][ T8429] team0: Port device team_slave_0 added [ 58.727866][ T8429] team0: Port device team_slave_1 added [ 58.741798][ T8426] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.749272][ T8426] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.757138][ T8426] device bridge_slave_0 entered promiscuous mode [ 58.771440][ T8426] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.778642][ T8426] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.786361][ T8426] device bridge_slave_1 entered promiscuous mode [ 58.804261][ T8426] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.817596][ T8426] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.831410][ T8434] chnl_net:caif_netlink_parms(): no params data found [ 58.865187][ T8426] team0: Port device team_slave_0 added [ 58.877269][ T2884] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.887956][ T2884] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.966842][ T8429] device hsr_slave_0 entered promiscuous mode [ 59.015263][ T8429] device hsr_slave_1 entered promiscuous mode [ 59.054879][ T8429] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 59.062545][ T8429] Cannot create hsr debugfs directory [ 59.069188][ T8426] team0: Port device team_slave_1 added [ 59.083073][ T8421] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.116782][ T8424] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 59.166635][ T8432] chnl_net:caif_netlink_parms(): no params data found [ 59.201330][ T8434] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.209964][ T8434] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.219214][ T8434] device bridge_slave_0 entered promiscuous mode [ 59.227355][ T8424] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 59.270540][ T8424] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 59.329598][ T8424] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 59.392764][ T2886] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.401319][ T2886] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.409785][ T2886] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.416927][ T2886] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.425767][ T2886] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.434249][ T2886] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.442743][ T2886] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.449821][ T2886] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.458090][ T2886] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.466599][ T2886] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.484914][ T8434] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.491971][ T8434] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.500428][ T8434] device bridge_slave_1 entered promiscuous mode [ 59.577504][ T8426] device hsr_slave_0 entered promiscuous mode [ 59.615080][ T8426] device hsr_slave_1 entered promiscuous mode [ 59.675120][ T8426] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 59.682719][ T8426] Cannot create hsr debugfs directory [ 59.698971][ T2886] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.707445][ T2886] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.718618][ T2886] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.727088][ T2886] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.736698][ T2886] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.744974][ T2886] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.753113][ T2886] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.761591][ T2886] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.795906][ T33] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.804060][ T33] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.826194][ T8421] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.839798][ T8434] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.858536][ T8432] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.866156][ T8432] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.873821][ T8432] device bridge_slave_0 entered promiscuous mode [ 59.898942][ T8434] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.914933][ T8432] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.922008][ T8432] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.930678][ T8432] device bridge_slave_1 entered promiscuous mode [ 59.948929][ T2884] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 59.956354][ T2884] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 59.981485][ T8434] team0: Port device team_slave_0 added [ 59.995182][ T8434] team0: Port device team_slave_1 added [ 60.009011][ T8432] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.021028][ T8432] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.058158][ T8432] team0: Port device team_slave_0 added [ 60.066054][ T8421] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.078792][ T8429] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 60.128095][ T8432] team0: Port device team_slave_1 added [ 60.149511][ T8429] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 60.267643][ T8432] device hsr_slave_0 entered promiscuous mode [ 60.315251][ T8432] device hsr_slave_1 entered promiscuous mode [ 60.365004][ T8432] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 60.372582][ T8432] Cannot create hsr debugfs directory [ 60.427117][ T8434] device hsr_slave_0 entered promiscuous mode [ 60.475136][ T8434] device hsr_slave_1 entered promiscuous mode [ 60.514813][ T8434] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 60.522395][ T8434] Cannot create hsr debugfs directory [ 60.536495][ T8429] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 60.577967][ T8426] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 60.644529][ T8424] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.651847][ T8429] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 60.702154][ T8426] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 60.751161][ T8426] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 60.807471][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 60.816137][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 60.838209][ T8426] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 60.899414][ T33] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.907344][ T33] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.922245][ T8424] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.947485][ T8421] device veth0_vlan entered promiscuous mode [ 60.960267][ T2886] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 60.970673][ T2886] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 60.980158][ T2886] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 60.987977][ T2886] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 61.002373][ T2884] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.011141][ T2884] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.020011][ T2884] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.027208][ T2884] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.073870][ T2885] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.083311][ T2885] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.093364][ T2885] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.101888][ T2885] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.108976][ T2885] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.117843][ T2885] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.126537][ T2885] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.143257][ T8421] device veth1_vlan entered promiscuous mode [ 61.150305][ T8434] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 61.188360][ T8432] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 61.239718][ T2884] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 61.248204][ T2884] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.257316][ T2884] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.265794][ T8434] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 61.301691][ T8434] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 61.365055][ T8432] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 61.407116][ T2884] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 61.415497][ T2884] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.423117][ T2884] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.431767][ T2884] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.440154][ T2884] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.448861][ T2884] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.458589][ T8434] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 61.519750][ T8424] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 61.531881][ T8424] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.539743][ T8432] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 61.628927][ T8432] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 61.694850][ T33] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.703606][ T33] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.741401][ T8429] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.834661][ T8434] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.863574][ T8434] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.930845][ T8434] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 61.944031][ T8434] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 61.986958][ T8434] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 166.784691][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 166.791623][ C0] rcu: 0-...!: (10499 ticks this GP) idle=e82/1/0x4000000000000002 softirq=11811/11811 fqs=10 [ 166.802226][ C0] (t=10501 jiffies g=6429 q=511) [ 166.807240][ C0] rcu: rcu_preempt kthread starved for 10481 jiffies! g6429 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 166.818326][ C0] rcu: RCU grace-period kthread stack dump: [ 166.824206][ C0] rcu_preempt R running task 29032 10 2 0x80004000 [ 166.832097][ C0] Call Trace: [ 166.835381][ C0] __schedule+0x9a0/0xcc0 [ 166.839706][ C0] schedule+0x181/0x210 [ 166.843956][ C0] schedule_timeout+0x14f/0x240 [ 166.848798][ C0] ? run_local_timers+0x120/0x120 [ 166.853833][ C0] rcu_gp_kthread+0xed8/0x1770 [ 166.858594][ C0] kthread+0x332/0x350 [ 166.862697][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 166.867796][ C0] ? kthread_blkcg+0xe0/0xe0 [ 166.872372][ C0] ret_from_fork+0x24/0x30 [ 166.876791][ C0] NMI backtrace for cpu 0 [ 166.881109][ C0] CPU: 0 PID: 8424 Comm: syz-executor.1 Not tainted 5.5.0-rc5-syzkaller #0 [ 166.889670][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 166.899707][ C0] Call Trace: [ 166.902978][ C0] [ 166.905813][ C0] dump_stack+0x1fb/0x318 [ 166.910134][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 166.914994][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 166.921135][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 166.927185][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 166.933158][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 166.939037][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 166.944142][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 166.949332][ C0] ? trace_hardirqs_off+0x74/0x80 [ 166.954343][ C0] update_process_times+0x12d/0x180 [ 166.959529][ C0] tick_sched_timer+0x263/0x420 [ 166.964362][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 166.969893][ C0] __hrtimer_run_queues+0x403/0x840 [ 166.975093][ C0] hrtimer_interrupt+0x38c/0xda0 [ 166.980058][ C0] ? debug_smp_processor_id+0x9/0x20 [ 166.985325][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 166.990852][ C0] apic_timer_interrupt+0xf/0x20 [ 166.995767][ C0] [ 166.998692][ C0] RIP: 0010:mod_memcg_page_state+0x16/0x190 [ 167.004569][ C0] Code: 48 83 c4 10 5b 41 5c 41 5d 41 5e 41 5f 5d c3 0f 1f 44 00 00 55 48 89 e5 41 57 41 56 41 54 53 41 89 f6 48 89 fb e8 ba 27 2e 00 <48> 83 c3 38 48 89 d8 48 c1 e8 03 49 bc 00 00 00 00 00 fc ff df 42 [ 167.024164][ C0] RSP: 0018:ffffc90001dc74f8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 167.032559][ C0] RAX: ffffffff814896c6 RBX: ffffea000279cb00 RCX: ffff88808f91c400 [ 167.040513][ C0] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea000279cb00 [ 167.048471][ C0] RBP: ffffc90001dc7518 R08: 000000000003a728 R09: ffffed1012a61e89 [ 167.056444][ C0] R10: ffffed1012a61e89 R11: 0000000000000000 R12: ffff88809a3c2a20 [ 167.064406][ C0] R13: dffffc0000000000 R14: 00000000fffffffc R15: ffff88809530f438 [ 167.072387][ C0] ? mod_memcg_page_state+0x16/0x190 [ 167.077669][ C0] ? mod_memcg_page_state+0x16/0x190 [ 167.082947][ C0] free_thread_stack+0x168/0x590 [ 167.087875][ C0] put_task_stack+0xa3/0x130 [ 167.092453][ C0] finish_task_switch+0x3f1/0x550 [ 167.097472][ C0] __schedule+0x9a8/0xcc0 [ 167.101797][ C0] ? ___preempt_schedule+0x16/0x18 [ 167.106896][ C0] preempt_schedule+0xdb/0x120 [ 167.111658][ C0] ___preempt_schedule+0x16/0x18 [ 167.116605][ C0] try_to_wake_up+0xe78/0x1050 [ 167.121360][ C0] ? do_raw_spin_unlock+0x142/0x950 [ 167.126549][ C0] wake_up_q+0x8c/0xe0 [ 167.130604][ C0] __mutex_unlock_slowpath+0x586/0x5b0 [ 167.136052][ C0] mutex_unlock+0xd/0x10 [ 167.140277][ C0] __rtnl_unlock+0x2c/0xa0 [ 167.144677][ C0] netdev_run_todo+0xe5/0xe10 [ 167.149352][ C0] rtnetlink_rcv_msg+0x890/0xd40 [ 167.154283][ C0] ? __local_bh_enable_ip+0x13a/0x240 [ 167.159639][ C0] ? check_preemption_disabled+0x44/0x260 [ 167.165339][ C0] ? debug_smp_processor_id+0x9/0x20 [ 167.170634][ C0] ? rcu_lock_release+0x9/0x30 [ 167.175385][ C0] ? debug_smp_processor_id+0x1c/0x20 [ 167.180740][ C0] ? perf_trace_lock+0x90/0x360 [ 167.185579][ C0] ? trace_event_raw_event_lock+0x1a0/0x1a0 [ 167.191452][ C0] ? rcu_lock_release+0x9/0x30 [ 167.196200][ C0] ? rcu_lock_release+0x9/0x30 [ 167.200985][ C0] ? rcu_lock_release+0x9/0x30 [ 167.205771][ C0] netlink_rcv_skb+0x19e/0x3d0 [ 167.210552][ C0] ? rtnetlink_bind+0x80/0x80 [ 167.215237][ C0] rtnetlink_rcv+0x1c/0x20 [ 167.219649][ C0] netlink_unicast+0x767/0x920 [ 167.224410][ C0] netlink_sendmsg+0xa31/0xd50 [ 167.229168][ C0] ? netlink_getsockopt+0x9f0/0x9f0 [ 167.234352][ C0] __sys_sendto+0x442/0x5e0 [ 167.238867][ C0] ? fpregs_assert_state_consistent+0xb6/0xe0 [ 167.244928][ C0] ? prepare_exit_to_usermode+0x221/0x5b0 [ 167.250634][ C0] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 167.256088][ C0] __x64_sys_sendto+0xe5/0x100 [ 167.260847][ C0] do_syscall_64+0xf7/0x1c0 [ 167.265346][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 167.271241][ C0] RIP: 0033:0x414c43 [ 167.275135][ C0] Code: ff 0f 83 b0 19 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 3d 2d 38 66 00 00 75 17 49 89 ca b8 2c 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 81 19 00 00 c3 48 83 ec 08 e8 87 fa ff ff [ 167.294723][ C0] RSP: 002b:00007fff08d49d48 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 167.303118][ C0] RAX: ffffffffffffffda RBX: 0000000000a72200 RCX: 0000000000414c43 [ 167.311079][ C0] RDX: 0000000000000028 RSI: 0000000000a72250 RDI: 0000000000000003 [ 167.319036][ C0] RBP: 0000000000000000 R08: 00007fff08d49d50 R09: 000000000000000c [ 167.326991][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 167.334964][ C0] R13: 0000000000000000 R14: 0000000000a72250 R15: 0000000000000003