Warning: Permanently added '10.128.15.192' (ECDSA) to the list of known hosts. 2019/12/04 02:38:48 fuzzer started 2019/12/04 02:38:50 dialing manager at 10.128.0.26:42111 2019/12/04 02:38:50 syscalls: 2689 2019/12/04 02:38:50 code coverage: enabled 2019/12/04 02:38:50 comparison tracing: enabled 2019/12/04 02:38:50 extra coverage: extra coverage is not supported by the kernel 2019/12/04 02:38:50 setuid sandbox: enabled 2019/12/04 02:38:50 namespace sandbox: enabled 2019/12/04 02:38:50 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/04 02:38:50 fault injection: enabled 2019/12/04 02:38:50 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/04 02:38:50 net packet injection: enabled 2019/12/04 02:38:50 net device setup: enabled 2019/12/04 02:38:50 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/04 02:38:50 devlink PCI setup: PCI device 0000:00:10.0 is not available 02:38:51 executing program 0: r0 = open(&(0x7f0000000200)='./file0\x00', 0x4008040, 0x0) fcntl$setlease(r0, 0x400, 0x0) r1 = open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0) fcntl$setlease(r1, 0x400, 0x1) 02:38:51 executing program 1: bpf$PROG_LOAD(0x5, &(0x7f0000caefb8)={0xb, 0x3, &(0x7f000045c000)=@framed={{0xffffff85, 0x0, 0x0, 0x0, 0x18, 0x64}}, &(0x7f0000281ffc)='G\xffL\x00'}, 0x48) [ 54.528392][ T8179] IPVS: ftp: loaded support on port[0] = 21 02:38:52 executing program 2: r0 = openat$vicodec0(0xffffffffffffff9c, &(0x7f0000000040)='/dev/video36\x00', 0x2, 0x0) ioctl$VIDIOC_G_FMT(r0, 0xc0d05604, &(0x7f0000000400)={0xa, @win={{}, 0x0, 0x0, 0x0, 0x0, 0x0}}) [ 54.681704][ T8179] chnl_net:caif_netlink_parms(): no params data found [ 54.707513][ T8182] IPVS: ftp: loaded support on port[0] = 21 [ 54.769060][ T8179] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.802323][ T8179] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.810513][ T8179] device bridge_slave_0 entered promiscuous mode [ 54.838273][ T8179] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.853285][ T8179] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.872379][ T8179] device bridge_slave_1 entered promiscuous mode [ 54.901160][ T8179] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 54.929359][ T8185] IPVS: ftp: loaded support on port[0] = 21 [ 54.941009][ T8179] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link 02:38:52 executing program 3: r0 = syz_open_dev$video4linux(&(0x7f0000000040)='/dev/v4l-subdev#\x00', 0x2, 0x0) ioctl$VIDIOC_SUBDEV_S_FMT(r0, 0xc0585605, &(0x7f0000000100)={0x1, 0x0, {0x0, 0x0, 0x300a}}) [ 55.058206][ T8179] team0: Port device team_slave_0 added [ 55.075537][ T8182] chnl_net:caif_netlink_parms(): no params data found [ 55.097783][ T8179] team0: Port device team_slave_1 added [ 55.155283][ T8188] IPVS: ftp: loaded support on port[0] = 21 02:38:52 executing program 4: unshare(0x400) r0 = creat(&(0x7f00000000c0)='./bus\x00', 0x0) fsync(r0) [ 55.246051][ T8179] device hsr_slave_0 entered promiscuous mode [ 55.322516][ T8179] device hsr_slave_1 entered promiscuous mode [ 55.377620][ T8182] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.392301][ T8182] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.399841][ T8182] device bridge_slave_0 entered promiscuous mode 02:38:52 executing program 5: prctl$PR_SET_MM(0xd, 0x0, &(0x7f00002fc000/0x2000)=nil) [ 55.429153][ T8182] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.441304][ T8190] IPVS: ftp: loaded support on port[0] = 21 [ 55.448617][ T8182] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.460889][ T8182] device bridge_slave_1 entered promiscuous mode [ 55.509406][ T8182] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.526390][ T8182] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 55.603033][ T8182] team0: Port device team_slave_0 added [ 55.608972][ T8179] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 55.677411][ T8185] chnl_net:caif_netlink_parms(): no params data found [ 55.694133][ T8182] team0: Port device team_slave_1 added [ 55.703353][ T8179] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 55.766110][ T8179] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 55.826774][ T8193] IPVS: ftp: loaded support on port[0] = 21 [ 55.850133][ T8179] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 55.975047][ T8182] device hsr_slave_0 entered promiscuous mode [ 56.012620][ T8182] device hsr_slave_1 entered promiscuous mode [ 56.082315][ T8182] debugfs: Directory 'hsr0' with parent '/' already present! [ 56.096673][ T8185] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.103899][ T8185] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.111412][ T8185] device bridge_slave_0 entered promiscuous mode [ 56.138260][ T8185] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.145658][ T8185] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.153522][ T8185] device bridge_slave_1 entered promiscuous mode [ 56.236921][ T8182] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 56.281105][ T8185] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.290337][ T8190] chnl_net:caif_netlink_parms(): no params data found [ 56.299052][ T8182] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 56.346044][ T8182] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 56.415378][ T8185] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.449010][ T8182] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 56.518714][ T8185] team0: Port device team_slave_0 added [ 56.558471][ T8185] team0: Port device team_slave_1 added [ 56.589148][ T8190] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.596849][ T8190] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.604548][ T8190] device bridge_slave_0 entered promiscuous mode [ 56.612003][ T8190] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.619186][ T8190] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.627189][ T8190] device bridge_slave_1 entered promiscuous mode [ 56.645998][ T8188] chnl_net:caif_netlink_parms(): no params data found [ 56.664111][ T8193] chnl_net:caif_netlink_parms(): no params data found [ 56.680159][ T8190] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.706929][ T8190] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.774512][ T8185] device hsr_slave_0 entered promiscuous mode [ 56.822447][ T8185] device hsr_slave_1 entered promiscuous mode [ 56.872336][ T8185] debugfs: Directory 'hsr0' with parent '/' already present! [ 56.915855][ T8188] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.923090][ T8188] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.930587][ T8188] device bridge_slave_0 entered promiscuous mode [ 56.943525][ T8188] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.950579][ T8188] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.959179][ T8188] device bridge_slave_1 entered promiscuous mode [ 56.981925][ T8179] 8021q: adding VLAN 0 to HW filter on device bond0 [ 56.990660][ T8190] team0: Port device team_slave_0 added [ 57.004071][ T8190] team0: Port device team_slave_1 added [ 57.019670][ T8193] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.028278][ T8193] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.036010][ T8193] device bridge_slave_0 entered promiscuous mode [ 57.045996][ T8188] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.057279][ T8188] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.084320][ T8193] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.091393][ T8193] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.100005][ T8193] device bridge_slave_1 entered promiscuous mode [ 57.117696][ T8185] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 57.184345][ T8185] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 57.284789][ T8190] device hsr_slave_0 entered promiscuous mode [ 57.333241][ T8190] device hsr_slave_1 entered promiscuous mode [ 57.372649][ T8190] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.408475][ T8188] team0: Port device team_slave_0 added [ 57.415702][ T8185] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 57.456332][ T8182] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.468620][ T8193] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.479082][ T8188] team0: Port device team_slave_1 added [ 57.485123][ T8185] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 57.546249][ T8179] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.556425][ T8193] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.575768][ T8190] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 57.608117][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.616526][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.624875][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.632816][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.646988][ T8193] team0: Port device team_slave_0 added [ 57.658603][ T8182] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.666132][ T8190] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 57.707428][ T8190] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 57.773407][ T3692] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 57.781907][ T3692] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 57.790624][ T3692] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.797910][ T3692] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.805963][ T3692] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 57.815078][ T3692] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 57.823629][ T3692] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.830676][ T3692] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.839515][ T8193] team0: Port device team_slave_1 added [ 57.894819][ T8188] device hsr_slave_0 entered promiscuous mode [ 57.932614][ T8188] device hsr_slave_1 entered promiscuous mode [ 57.992385][ T8188] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.001711][ T8190] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 58.052315][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 58.105916][ T8193] device hsr_slave_0 entered promiscuous mode [ 58.152681][ T8193] device hsr_slave_1 entered promiscuous mode [ 58.192769][ T8193] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.227394][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.240442][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.249961][ T43] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.257094][ T43] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.265343][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 58.274091][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.282433][ T43] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.289467][ T43] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.323941][ T8188] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 58.366975][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 58.376198][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 58.385108][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 58.394846][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 58.404983][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 58.413930][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 58.423769][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 58.433310][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 58.457489][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 58.467826][ T8188] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 58.505991][ T8193] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 58.566016][ T8193] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 58.628115][ T8188] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 58.657184][ T8188] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 58.724075][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 58.733673][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 58.742053][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 58.750508][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 58.759208][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 58.768206][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 58.776569][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 58.785097][ T8193] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 58.848712][ T8179] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 58.860036][ T8179] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 58.870998][ T8185] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.894413][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 58.904450][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 58.913011][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 58.921110][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 58.929984][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 58.938722][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 58.947090][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 58.955663][ T8193] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 59.031689][ T8190] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.040132][ T8182] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.063678][ T8185] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.077147][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.085266][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.117194][ T8190] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.125779][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.135153][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.150261][ T8179] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 59.171119][ T8182] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 59.178492][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.187808][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.196629][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.203722][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.211460][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 59.219074][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 59.226532][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.235253][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.243774][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.250818][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.258419][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.267082][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 59.274906][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 59.282618][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.291136][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.299516][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.306616][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.314268][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.322941][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.331302][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.338403][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.354908][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.363737][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.371554][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.380941][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.391623][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.400759][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.409922][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.418223][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.426628][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.463585][ T8194] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.471277][ T8194] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.480135][ T8194] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.489386][ T8194] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.501507][ T8194] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.510560][ T8194] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.519259][ T8194] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.535330][ T8188] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.546674][ T8185] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.558375][ T8194] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.569384][ T8194] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.579308][ T8194] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.606667][ T8190] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 59.627031][ T8190] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 59.644741][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.666277][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.690346][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 164.692156][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 164.698939][ C1] rcu: 1-...!: (10499 ticks this GP) idle=14e/1/0x4000000000000002 softirq=11521/11521 fqs=0 [ 164.709407][ C1] (t=10500 jiffies g=6457 q=70) [ 164.714332][ C1] rcu: rcu_preempt kthread starved for 10500 jiffies! g6457 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 164.725415][ C1] rcu: RCU grace-period kthread stack dump: [ 164.731289][ C1] rcu_preempt R running task 29032 10 2 0x80004000 [ 164.739190][ C1] Call Trace: [ 164.742483][ C1] __schedule+0x9a0/0xcc0 [ 164.746812][ C1] schedule+0x181/0x210 [ 164.750963][ C1] schedule_timeout+0x14f/0x240 [ 164.755803][ C1] ? run_local_timers+0x120/0x120 [ 164.760821][ C1] rcu_gp_kthread+0xed8/0x1770 [ 164.765585][ C1] kthread+0x332/0x350 [ 164.769640][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 164.774737][ C1] ? kthread_blkcg+0xe0/0xe0 [ 164.779457][ C1] ret_from_fork+0x24/0x30 [ 164.783882][ C1] NMI backtrace for cpu 1 [ 164.788200][ C1] CPU: 1 PID: 8204 Comm: syz-executor.0 Not tainted 5.4.0-syzkaller #0 [ 164.796413][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 164.806563][ C1] Call Trace: [ 164.809840][ C1] [ 164.812690][ C1] dump_stack+0x1fb/0x318 [ 164.817017][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 164.821857][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 164.828091][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 164.834149][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 164.840118][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 164.846001][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 164.851107][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 164.856296][ C1] ? trace_hardirqs_off+0x74/0x80 [ 164.861309][ C1] update_process_times+0x12d/0x180 [ 164.866503][ C1] tick_sched_timer+0x263/0x420 [ 164.871344][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 164.876876][ C1] __hrtimer_run_queues+0x403/0x840 [ 164.882079][ C1] hrtimer_interrupt+0x38c/0xda0 [ 164.887020][ C1] ? debug_smp_processor_id+0x9/0x20 [ 164.892382][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 164.897916][ C1] apic_timer_interrupt+0xf/0x20 [ 164.902833][ C1] [ 164.905767][ C1] RIP: 0010:free_thread_stack+0x133/0x590 [ 164.911470][ C1] Code: 00 ea ff ff 48 01 c7 be 03 00 00 00 e8 06 a2 60 00 e9 5d 04 00 00 e8 5c 2d 2e 00 48 89 df 31 f6 e8 42 af 6e 00 43 80 3c 2e 00 <74> 08 4c 89 e7 e8 43 a4 69 00 49 8b 1c 24 48 83 c3 08 48 89 d8 48 [ 164.931094][ C1] RSP: 0018:ffffc900024574b0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 164.939499][ C1] RAX: 0000000000000001 RBX: ffffea00022e50c0 RCX: 0000000000000000 [ 164.947473][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea00022e50c0 [ 164.955432][ C1] RBP: ffffc900024574e8 R08: 000000000003a768 R09: fffffbfff120248a [ 164.963402][ C1] R10: fffffbfff120248a R11: 0000000000000000 R12: ffff8880a9600020 [ 164.971360][ C1] R13: dffffc0000000000 R14: 1ffff110152c0004 R15: ffff8880921b74a8 [ 164.979346][ C1] put_task_stack+0xa3/0x130 [ 164.983922][ C1] finish_task_switch+0x3f1/0x550 [ 164.988936][ C1] __schedule+0x9a8/0xcc0 [ 164.993260][ C1] ? ___preempt_schedule_notrace+0x16/0x27 [ 164.999052][ C1] preempt_schedule_notrace+0xdb/0x120 [ 165.004496][ C1] ___preempt_schedule_notrace+0x16/0x27 [ 165.010126][ C1] ? rcu_is_watching+0x57/0xa0 [ 165.014874][ C1] rcu_is_watching+0x82/0xa0 [ 165.019450][ C1] memcg_kmem_get_cache+0x301/0x590 [ 165.024632][ C1] ? __should_failslab+0x11a/0x160 [ 165.029727][ C1] ? proc_alloc_inode+0x1f/0xe0 [ 165.034560][ C1] kmem_cache_alloc+0x86/0x2e0 [ 165.039306][ C1] ? init_once+0x20/0x20 [ 165.043533][ C1] proc_alloc_inode+0x1f/0xe0 [ 165.048191][ C1] ? init_once+0x20/0x20 [ 165.052419][ C1] new_inode_pseudo+0x68/0x240 [ 165.057166][ C1] new_inode+0x28/0x1c0 [ 165.061310][ C1] proc_pid_make_inode+0x27/0x1d0 [ 165.066319][ C1] proc_pid_instantiate+0x4f/0x1a0 [ 165.071413][ C1] proc_pid_lookup+0x21f/0x300 [ 165.076162][ C1] proc_root_lookup+0x22/0x50 [ 165.080822][ C1] __lookup_slow+0x285/0x380 [ 165.085420][ C1] walk_component+0x2d6/0x7b0 [ 165.090086][ C1] ? inode_permission+0xe0/0x520 [ 165.095011][ C1] link_path_walk+0x75b/0x1410 [ 165.099773][ C1] path_openat+0x139/0x44a0 [ 165.104259][ C1] ? __kasan_kmalloc+0x178/0x1b0 [ 165.109188][ C1] ? rcu_read_lock_sched_held+0x10b/0x170 [ 165.114917][ C1] do_filp_open+0x192/0x3d0 [ 165.119413][ C1] ? noop_direct_IO+0x20/0x20 [ 165.124084][ C1] do_sys_open+0x29f/0x560 [ 165.128493][ C1] __x64_sys_open+0x87/0x90 [ 165.132983][ C1] do_syscall_64+0xf7/0x1c0 [ 165.137473][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 165.143348][ C1] RIP: 0033:0x4143f0 [ 165.147231][ C1] Code: 05 48 3d 01 f0 ff ff 0f 83 2d 19 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 83 3d 7d 40 66 00 00 75 14 b8 02 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 04 19 00 00 c3 48 83 ec 08 e8 0a fa ff ff [ 165.167079][ C1] RSP: 002b:00007ffd07d07d08 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 165.175485][ C1] RAX: ffffffffffffffda RBX: 00007ffd07d07d34 RCX: 00000000004143f0 [ 165.183975][ C1] RDX: 00007ffd07d07d3a RSI: 0000000000080001 RDI: 00000000004c00fb [ 165.191933][ C1] RBP: 00007ffd07d07d30 R08: 0000000000000000 R09: 0000000000000004 [ 165.199888][ C1] R10: 0000000000000075 R11: 0000000000000246 R12: 00000000004c00fb [ 165.207847][ C1] R13: 00007ffd07d08250 R14: 0000000000000000 R15: 00007ffd07d08260