Warning: Permanently added '10.128.0.183' (ECDSA) to the list of known hosts. 2020/01/08 04:10:41 fuzzer started 2020/01/08 04:10:43 dialing manager at 10.128.0.26:35703 2020/01/08 04:10:43 syscalls: 2824 2020/01/08 04:10:43 code coverage: enabled 2020/01/08 04:10:43 comparison tracing: enabled 2020/01/08 04:10:43 extra coverage: enabled 2020/01/08 04:10:43 setuid sandbox: enabled 2020/01/08 04:10:43 namespace sandbox: enabled 2020/01/08 04:10:43 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 04:10:43 fault injection: enabled 2020/01/08 04:10:43 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 04:10:43 net packet injection: enabled 2020/01/08 04:10:43 net device setup: enabled 2020/01/08 04:10:43 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 04:10:43 devlink PCI setup: PCI device 0000:00:10.0 is not available 04:10:44 executing program 0: mkdir(&(0x7f0000000000)='./file0\x00', 0x0) r0 = socket(0x10, 0x2, 0x0) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0xc) chown(&(0x7f00000000c0)='./file0\x00', r1, 0x0) chdir(&(0x7f0000000340)='./file0\x00') lstat(&(0x7f00000000c0)='.\x00', &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) setfsgid(r2) setgroups(0x0, 0x0) openat$dir(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0xcff, 0x0) 04:10:44 executing program 1: unshare(0x20060400) r0 = open(&(0x7f0000000200)='./file0\x00', 0x4008040, 0x0) close(r0) openat$snapshot(0xffffffffffffff9c, &(0x7f0000000000)='/dev/snapshot\x00', 0x200000, 0x0) fdatasync(r0) syzkaller login: [ 70.271979][ T8652] IPVS: ftp: loaded support on port[0] = 21 04:10:44 executing program 2: recvmmsg(0xffffffffffffffff, &(0x7f0000003140)=[{{0x0, 0x0, 0x0}, 0xfffffffd}], 0x1, 0x0, 0x0) perf_event_open(&(0x7f00000003c0)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f00000001c0)='net/igmp\x00') preadv(r0, &(0x7f00000017c0), 0x1000000000000277, 0x400000000000) [ 70.418633][ T8654] IPVS: ftp: loaded support on port[0] = 21 [ 70.468299][ T8652] chnl_net:caif_netlink_parms(): no params data found [ 70.567292][ T8652] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.576411][ T8652] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.584774][ T8652] device bridge_slave_0 entered promiscuous mode [ 70.593624][ T8652] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.614629][ T8652] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.622148][ T8652] device bridge_slave_1 entered promiscuous mode [ 70.649249][ T8657] IPVS: ftp: loaded support on port[0] = 21 04:10:45 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000001c0)={0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_TX_RING(r2, 0x10e, 0xc, &(0x7f0000000000)={0xffffffffffff1e7a}, 0x10) write(r2, &(0x7f0000000140)="2400000052001f0014f9f407000904000200071004004000feffffff0800000000000000", 0x24) [ 70.666009][ T8652] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 70.697295][ T8652] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 70.797258][ T8652] team0: Port device team_slave_0 added [ 70.826861][ T8652] team0: Port device team_slave_1 added [ 70.841421][ T8654] chnl_net:caif_netlink_parms(): no params data found 04:10:45 executing program 4: r0 = socket$inet6(0xa, 0x3, 0xff) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1, 0x7}, 0x1c) recvmsg(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0xfffffffffffffedd, &(0x7f0000003500)=[{&(0x7f0000000380)=""/170, 0x2e9}], 0x368, 0x0, 0x23c}, 0x0) sendmmsg(r0, &(0x7f0000000240)=[{{0x0, 0x0, &(0x7f0000002d40), 0xf9}}, {{0x0, 0x0, &(0x7f0000000180), 0x361, &(0x7f00000001c0)}}], 0x480, 0x0) [ 70.985929][ T8652] device hsr_slave_0 entered promiscuous mode [ 71.024112][ T8652] device hsr_slave_1 entered promiscuous mode [ 71.102910][ T8661] IPVS: ftp: loaded support on port[0] = 21 [ 71.149134][ T8657] chnl_net:caif_netlink_parms(): no params data found 04:10:45 executing program 5: perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getrandom(&(0x7f0000001900)=""/4096, 0x1000, 0x2) [ 71.214102][ T8654] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.221180][ T8654] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.232155][ T8663] IPVS: ftp: loaded support on port[0] = 21 [ 71.243926][ T8654] device bridge_slave_0 entered promiscuous mode [ 71.298842][ T8654] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.308463][ T8654] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.316453][ T8654] device bridge_slave_1 entered promiscuous mode [ 71.396220][ T8654] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 71.414851][ T8657] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.421924][ T8657] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.429999][ T8657] device bridge_slave_0 entered promiscuous mode [ 71.439733][ T8657] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.449080][ T8657] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.457418][ T8657] device bridge_slave_1 entered promiscuous mode [ 71.470724][ T8654] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 71.513116][ T8657] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 71.526278][ T8657] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 71.540983][ T8665] IPVS: ftp: loaded support on port[0] = 21 [ 71.551555][ T8652] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 71.607510][ T8652] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 71.667842][ T8654] team0: Port device team_slave_0 added [ 71.679937][ T8654] team0: Port device team_slave_1 added [ 71.693041][ T8652] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 71.739059][ T8652] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 71.817971][ T8657] team0: Port device team_slave_0 added [ 71.826591][ T8657] team0: Port device team_slave_1 added [ 71.905606][ T8654] device hsr_slave_0 entered promiscuous mode [ 71.964189][ T8654] device hsr_slave_1 entered promiscuous mode [ 72.013961][ T8654] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 72.014063][ T8654] Cannot create hsr debugfs directory [ 72.076474][ T8657] device hsr_slave_0 entered promiscuous mode [ 72.124119][ T8657] device hsr_slave_1 entered promiscuous mode [ 72.163928][ T8657] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 72.171616][ T8657] Cannot create hsr debugfs directory [ 72.181171][ T8661] chnl_net:caif_netlink_parms(): no params data found [ 72.260711][ T8663] chnl_net:caif_netlink_parms(): no params data found [ 72.271019][ T8661] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.278246][ T8661] bridge0: port 1(bridge_slave_0) entered disabled state [ 72.286755][ T8661] device bridge_slave_0 entered promiscuous mode [ 72.296611][ T8661] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.303652][ T8661] bridge0: port 2(bridge_slave_1) entered disabled state [ 72.311506][ T8661] device bridge_slave_1 entered promiscuous mode [ 72.382401][ T8661] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 72.396733][ T8661] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 72.439134][ T8661] team0: Port device team_slave_0 added [ 72.458443][ T8663] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.468788][ T8663] bridge0: port 1(bridge_slave_0) entered disabled state [ 72.476508][ T8663] device bridge_slave_0 entered promiscuous mode [ 72.484544][ T8663] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.491583][ T8663] bridge0: port 2(bridge_slave_1) entered disabled state [ 72.499296][ T8663] device bridge_slave_1 entered promiscuous mode [ 72.510325][ T8661] team0: Port device team_slave_1 added [ 72.542590][ T8663] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 72.565768][ T8665] chnl_net:caif_netlink_parms(): no params data found [ 72.587266][ T8654] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 72.635771][ T8654] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 72.676803][ T8663] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 72.705392][ T8652] 8021q: adding VLAN 0 to HW filter on device bond0 [ 72.717700][ T8654] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 72.779997][ T8657] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 72.838626][ T8657] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 72.915656][ T8657] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 72.959575][ T8657] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 73.005899][ T8654] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 73.057376][ T8663] team0: Port device team_slave_0 added [ 73.084135][ T8665] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.091287][ T8665] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.101833][ T8665] device bridge_slave_0 entered promiscuous mode [ 73.156454][ T8661] device hsr_slave_0 entered promiscuous mode [ 73.214251][ T8661] device hsr_slave_1 entered promiscuous mode [ 73.253886][ T8661] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 73.261510][ T8661] Cannot create hsr debugfs directory [ 73.278297][ T8663] team0: Port device team_slave_1 added [ 73.286832][ T8665] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.295141][ T8665] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.302671][ T8665] device bridge_slave_1 entered promiscuous mode [ 73.326241][ T2834] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 73.334651][ T2834] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 73.356065][ T8652] 8021q: adding VLAN 0 to HW filter on device team0 [ 73.377751][ T8665] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 73.426959][ T8663] device hsr_slave_0 entered promiscuous mode [ 73.484396][ T8663] device hsr_slave_1 entered promiscuous mode [ 73.523980][ T8663] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 73.531544][ T8663] Cannot create hsr debugfs directory [ 73.555654][ T8665] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 73.576285][ T3203] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 73.585679][ T3203] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 73.594795][ T3203] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.601870][ T3203] bridge0: port 1(bridge_slave_0) entered forwarding state [ 73.610027][ T3203] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 73.649711][ T8665] team0: Port device team_slave_0 added [ 73.657964][ T8665] team0: Port device team_slave_1 added [ 73.666273][ T3203] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 73.676180][ T3203] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 73.684827][ T3203] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.691905][ T3203] bridge0: port 2(bridge_slave_1) entered forwarding state [ 73.755801][ T8665] device hsr_slave_0 entered promiscuous mode [ 73.804266][ T8665] device hsr_slave_1 entered promiscuous mode [ 73.843937][ T8665] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 73.851512][ T8665] Cannot create hsr debugfs directory [ 73.890154][ T2834] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 73.928675][ T8661] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 73.995414][ T2834] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 74.004247][ T2834] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 74.012638][ T2834] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 74.021423][ T2834] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 74.036273][ T8661] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 74.089046][ T8661] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 74.139891][ T8657] 8021q: adding VLAN 0 to HW filter on device bond0 [ 74.161340][ T2834] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 74.170261][ T2834] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 74.179015][ T8661] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 74.262527][ T8652] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 74.273639][ T8652] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 74.294984][ T8663] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 74.338411][ T8663] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 74.386535][ T8663] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 74.436535][ T8663] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 74.476171][ T2834] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 74.484734][ T2834] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 74.493315][ T2834] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 74.501843][ T2834] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 74.510032][ T2834] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 74.552530][ T8654] 8021q: adding VLAN 0 to HW filter on device bond0 [ 74.572122][ T8652] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 74.580136][ T8665] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 74.620034][ T8657] 8021q: adding VLAN 0 to HW filter on device team0 [ 74.627558][ T3203] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 74.635211][ T3203] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 74.642636][ T3203] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 74.650401][ T3203] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 74.673403][ T8665] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 74.725431][ T2811] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 74.733154][ T2811] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 74.741090][ T2811] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 74.750174][ T2811] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 74.758910][ T2811] bridge0: port 1(bridge_slave_0) entered blocking state [ 74.766016][ T2811] bridge0: port 1(bridge_slave_0) entered forwarding state [ 74.773963][ T8665] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 74.846237][ T8654] 8021q: adding VLAN 0 to HW filter on device team0 [ 74.866272][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 74.875251][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 74.884513][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 74.893002][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 74.902015][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 74.910548][ T2839] bridge0: port 2(bridge_slave_1) entered blocking state [ 74.917663][ T2839] bridge0: port 2(bridge_slave_1) entered forwarding state [ 74.925446][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 74.934084][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 74.942608][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 74.951223][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 74.960094][ T8665] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 75.006769][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 75.015522][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 75.024424][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 75.033131][ T2839] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.040320][ T2839] bridge0: port 1(bridge_slave_0) entered forwarding state [ 75.048334][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 75.057064][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 75.065573][ T2839] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.072608][ T2839] bridge0: port 2(bridge_slave_1) entered forwarding state [ 75.080298][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 75.112915][ T8652] device veth0_vlan entered promiscuous mode [ 75.124087][ T2840] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 75.132609][ T2840] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 75.141548][ T2840] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 75.150378][ T2840] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 75.158817][ T2840] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 75.167146][ T2840] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 75.175342][ T2840] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 75.184694][ T2840] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 75.192358][ T2840] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 75.212368][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 75.240675][ T2834] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 75.251153][ T2834] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 75.259667][ T2834] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 75.268652][ T2834] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 75.277038][ T2834] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 75.293741][ T8654] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 75.305120][ T8654] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 75.323320][ T2834] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 75.333076][ T2834] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 75.341802][ T2834] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 75.350304][ T2834] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 75.358671][ T2834] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 75.366964][ T2834] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 75.376779][ T2834] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 75.390829][ T8661] 8021q: adding VLAN 0 to HW filter on device bond0 [ 75.398879][ T8652] device veth1_vlan entered promiscuous mode [ 75.407521][ T8657] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 75.457890][ T2840] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 75.468429][ T2840] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 75.477265][ T2840] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 75.485076][ T2840] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 75.498832][ T8661] 8021q: adding VLAN 0 to HW filter on device team0 [ 75.516388][ T8663] 8021q: adding VLAN 0 to HW filter on device bond0 [ 75.524763][ T2852] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 75.532467][ T2852] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 75.551625][ T8657] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 75.580664][ T8665] 8021q: adding VLAN 0 to HW filter on device bond0 [ 75.589914][ T2840] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 75.600245][ T2840] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 75.608948][ T2840] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 75.617759][ T2840] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 75.626251][ T2840] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.633299][ T2840] bridge0: port 1(bridge_slave_0) entered forwarding state [ 75.641167][ T2840] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 75.649709][ T2840] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 75.658258][ T2840] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.665369][ T2840] bridge0: port 2(bridge_slave_1) entered forwarding state [ 75.687015][ T8654] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 75.706465][ T8665] 8021q: adding VLAN 0 to HW filter on device team0 [ 75.738138][ T3203] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 75.747971][ T3203] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 75.758438][ T3203] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 75.769353][ T3203] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 75.778999][ T3203] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 75.787515][ T3203] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 75.797145][ T3203] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 75.808129][ T3203] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 75.817581][ T3203] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 75.826540][ T3203] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 75.836173][ T3203] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 75.845263][ T3203] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 75.853670][ T3203] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 75.870617][ T8663] 8021q: adding VLAN 0 to HW filter on device team0 [ 180.793796][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 180.800671][ C1] rcu: 1-...!: (10499 ticks this GP) idle=99e/1/0x4000000000000002 softirq=14618/14618 fqs=5 [ 180.811154][ C1] (t=10501 jiffies g=6945 q=198) [ 180.816172][ C1] rcu: rcu_preempt kthread starved for 10492 jiffies! g6945 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 180.827256][ C1] rcu: RCU grace-period kthread stack dump: [ 180.833141][ C1] rcu_preempt R running task 28984 10 2 0x80004000 [ 180.841029][ C1] Call Trace: [ 180.844316][ C1] __schedule+0x9a0/0xcc0 [ 180.848642][ C1] schedule+0x181/0x210 [ 180.852788][ C1] schedule_timeout+0x14f/0x240 [ 180.857630][ C1] ? run_local_timers+0x120/0x120 [ 180.862666][ C1] rcu_gp_kthread+0xed8/0x1770 [ 180.867429][ C1] kthread+0x332/0x350 [ 180.871486][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 180.876582][ C1] ? kthread_blkcg+0xe0/0xe0 [ 180.881183][ C1] ret_from_fork+0x24/0x30 [ 180.885608][ C1] NMI backtrace for cpu 1 [ 180.889928][ C1] CPU: 1 PID: 2852 Comm: kworker/1:39 Not tainted 5.5.0-rc5-syzkaller #0 [ 180.898322][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 180.908377][ C1] Workqueue: rcu_gp srcu_invoke_callbacks [ 180.914081][ C1] Call Trace: [ 180.917357][ C1] [ 180.920203][ C1] dump_stack+0x1fb/0x318 [ 180.924527][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 180.929367][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 180.935508][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 180.941582][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 180.947563][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 180.953449][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 180.958560][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 180.963761][ C1] ? trace_hardirqs_off+0x74/0x80 [ 180.968781][ C1] update_process_times+0x12d/0x180 [ 180.973974][ C1] tick_sched_timer+0x263/0x420 [ 180.978816][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 180.984349][ C1] __hrtimer_run_queues+0x403/0x840 [ 180.989551][ C1] hrtimer_interrupt+0x38c/0xda0 [ 180.994499][ C1] ? debug_smp_processor_id+0x9/0x20 [ 180.999773][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 181.005310][ C1] apic_timer_interrupt+0xf/0x20 [ 181.010228][ C1] [ 181.013157][ C1] RIP: 0010:mod_memcg_page_state+0x2b/0x190 [ 181.019047][ C1] Code: 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> 80 3c 20 00 74 08 48 89 df e8 e6 8f 6a 00 48 8b 1b 48 85 db 0f [ 181.038636][ C1] RSP: 0018:ffffc9000846f9f8 EFLAGS: 00000a02 ORIG_RAX: ffffffffffffff13 [ 181.047148][ C1] RAX: 1ffffd40004bca67 RBX: ffffea00025e5338 RCX: ffff88809e8944c0 [ 181.055121][ C1] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea00025e5300 [ 181.063085][ C1] RBP: ffffc9000846fa18 R08: 000000000003a728 R09: ffffed10120e2281 [ 181.071050][ C1] R10: ffffed10120e2281 R11: 0000000000000000 R12: dffffc0000000000 [ 181.079010][ C1] R13: dffffc0000000000 R14: 00000000fffffffc R15: ffff8880907113f8 [ 181.086997][ C1] ? mod_memcg_page_state+0x16/0x190 [ 181.092274][ C1] free_thread_stack+0x168/0x590 [ 181.097203][ C1] put_task_stack+0xa3/0x130 [ 181.101780][ C1] finish_task_switch+0x3f1/0x550 [ 181.106801][ C1] __schedule+0x9a8/0xcc0 [ 181.111127][ C1] ? ___preempt_schedule+0x16/0x18 [ 181.116228][ C1] preempt_schedule+0xdb/0x120 [ 181.120980][ C1] ? local_bh_enable+0x4/0x20 [ 181.125647][ C1] ___preempt_schedule+0x16/0x18 [ 181.130578][ C1] ? mark_lock+0x107/0x1650 [ 181.135070][ C1] __local_bh_enable_ip+0x17d/0x240 [ 181.140260][ C1] local_bh_enable+0x15/0x20 [ 181.144834][ C1] srcu_invoke_callbacks+0x18c/0x320 [ 181.150114][ C1] process_one_work+0x7ef/0x10d0 [ 181.155055][ C1] worker_thread+0xc01/0x1630 [ 181.159740][ C1] kthread+0x332/0x350 [ 181.163800][ C1] ? rcu_lock_release+0x30/0x30 [ 181.168637][ C1] ? kthread_blkcg+0xe0/0xe0 [ 181.173217][ C1] ret_from_fork+0x24/0x30