Warning: Permanently added '10.128.15.220' (ECDSA) to the list of known hosts. 2019/12/03 17:30:33 fuzzer started 2019/12/03 17:30:35 dialing manager at 10.128.0.26:42111 syzkaller login: [ 55.865076][ T8238] ld (8238) used greatest stack depth: 24000 bytes left 2019/12/03 17:30:35 syscalls: 2689 2019/12/03 17:30:35 code coverage: enabled 2019/12/03 17:30:35 comparison tracing: enabled 2019/12/03 17:30:35 extra coverage: extra coverage is not supported by the kernel 2019/12/03 17:30:35 setuid sandbox: enabled 2019/12/03 17:30:35 namespace sandbox: enabled 2019/12/03 17:30:35 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 17:30:35 fault injection: enabled 2019/12/03 17:30:35 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 17:30:35 net packet injection: enabled 2019/12/03 17:30:35 net device setup: enabled 2019/12/03 17:30:35 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 17:30:35 devlink PCI setup: PCI device 0000:00:10.0 is not available 17:30:36 executing program 0: r0 = eventfd(0x0) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) r3 = eventfd(0x0) ioctl$KVM_IOEVENTFD(r2, 0x4040ae79, &(0x7f0000000000)={0x0, 0x0, 0x1, r3, 0x1}) ioctl$KVM_IOEVENTFD(r2, 0x4040ae79, &(0x7f0000000040)={0x2000, 0x0, 0x1, r0, 0x1}) 17:30:36 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = fcntl$dupfd(r1, 0x0, r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f00000004c0)={{{@in=@local, @in=@multicast1, 0x0, 0x0, 0x0, 0x0, 0xa}}, {{@in=@multicast2, 0x0, 0x2b}, 0x0, @in6=@mcast2}}, 0xe8) r3 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r3, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000380)={&(0x7f0000000080)=ANY=[@ANYBLOB="02132800020000000a000097d3d34473"], 0x10}}, 0x0) [ 57.204946][ T8242] IPVS: ftp: loaded support on port[0] = 21 17:30:36 executing program 2: r0 = socket$rxrpc(0x21, 0x2, 0x2) bind$rxrpc(r0, &(0x7f0000000080)=@in4={0x21, 0x1, 0x2, 0x10, {0x2, 0x0, @broadcast}}, 0x24) listen(r0, 0x400000000000007) [ 57.387703][ T8244] IPVS: ftp: loaded support on port[0] = 21 [ 57.465717][ T8242] chnl_net:caif_netlink_parms(): no params data found [ 57.496220][ T8247] IPVS: ftp: loaded support on port[0] = 21 17:30:37 executing program 3: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$fou(&(0x7f0000000040)='fou\x00') sendmsg$FOU_CMD_ADD(r0, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={&(0x7f0000000180)={0x1c, r1, 0x1, 0x0, 0x0, {}, [@FOU_ATTR_AF={0x8, 0x2, 0x2}]}, 0x1c}}, 0x0) [ 57.622321][ T8242] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.629453][ T8242] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.642778][ T8242] device bridge_slave_0 entered promiscuous mode [ 57.677171][ T8242] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.687188][ T8242] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.696702][ T8242] device bridge_slave_1 entered promiscuous mode [ 57.714374][ T8244] chnl_net:caif_netlink_parms(): no params data found [ 57.819655][ T8242] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.859242][ T8242] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.870129][ T8244] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.878052][ T8244] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.886649][ T8244] device bridge_slave_0 entered promiscuous mode [ 57.908099][ T8247] chnl_net:caif_netlink_parms(): no params data found [ 57.927337][ T8251] IPVS: ftp: loaded support on port[0] = 21 [ 57.935035][ T8244] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.943214][ T8244] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.956501][ T8244] device bridge_slave_1 entered promiscuous mode 17:30:37 executing program 4: r0 = syz_open_dev$usbfs(&(0x7f0000000840)='/dev/bus/usb/00#/00#\x00', 0x908, 0x1) ioctl$USBDEVFS_CONTROL(r0, 0x8004550f, &(0x7f0000000580)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) [ 57.995146][ T8242] team0: Port device team_slave_0 added [ 58.046723][ T8242] team0: Port device team_slave_1 added [ 58.076604][ T8244] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.106740][ T8247] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.117463][ T8247] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.127263][ T8247] device bridge_slave_0 entered promiscuous mode [ 58.139445][ T8244] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.161561][ T8247] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.170215][ T8247] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.181242][ T8247] device bridge_slave_1 entered promiscuous mode 17:30:37 executing program 5: r0 = open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000002000/0x4000)=nil, 0x4000, 0x0, 0x2812, r0, 0x0) perf_event_open(&(0x7f0000000180)={0x6, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1081}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) write$FUSE_DIRENTPLUS(r0, &(0x7f0000000040)=ANY=[@ANYBLOB='A'], 0x1) mmap(&(0x7f0000004000/0x4000)=nil, 0x4000, 0x0, 0x32, 0xffffffffffffffff, 0x0) [ 58.244762][ T8242] device hsr_slave_0 entered promiscuous mode [ 58.282219][ T8242] device hsr_slave_1 entered promiscuous mode [ 58.347260][ T8244] team0: Port device team_slave_0 added [ 58.391231][ T8247] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.414807][ T8244] team0: Port device team_slave_1 added [ 58.432535][ T8253] IPVS: ftp: loaded support on port[0] = 21 [ 58.449863][ T8251] chnl_net:caif_netlink_parms(): no params data found [ 58.464073][ T8247] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.500248][ T8256] IPVS: ftp: loaded support on port[0] = 21 [ 58.565133][ T8244] device hsr_slave_0 entered promiscuous mode [ 58.592309][ T8244] device hsr_slave_1 entered promiscuous mode [ 58.632061][ T8244] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.641903][ T8247] team0: Port device team_slave_0 added [ 58.670697][ T8247] team0: Port device team_slave_1 added [ 58.726497][ T8242] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 58.789488][ T8251] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.796895][ T8251] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.806716][ T8251] device bridge_slave_0 entered promiscuous mode [ 58.815868][ T8251] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.823145][ T8251] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.830850][ T8251] device bridge_slave_1 entered promiscuous mode [ 58.848936][ T8242] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 58.908855][ T8242] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 58.965877][ T8242] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 59.040242][ T8244] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 59.124559][ T8247] device hsr_slave_0 entered promiscuous mode [ 59.192050][ T8247] device hsr_slave_1 entered promiscuous mode [ 59.271825][ T8247] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.299391][ T8244] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 59.345763][ T8244] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 59.418084][ T8251] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.447356][ T8244] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 59.495264][ T8251] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.507174][ T8247] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 59.545915][ T8247] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 59.586528][ T8247] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 59.650294][ T8247] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 59.724167][ T8251] team0: Port device team_slave_0 added [ 59.733311][ T8251] team0: Port device team_slave_1 added [ 59.778046][ T8253] chnl_net:caif_netlink_parms(): no params data found [ 59.843457][ T8251] device hsr_slave_0 entered promiscuous mode [ 59.902007][ T8251] device hsr_slave_1 entered promiscuous mode [ 59.981973][ T8251] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.078344][ T8256] chnl_net:caif_netlink_parms(): no params data found [ 60.094924][ T8242] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.103251][ T8253] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.110348][ T8253] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.119476][ T8253] device bridge_slave_0 entered promiscuous mode [ 60.129579][ T8253] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.137193][ T8253] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.145063][ T8253] device bridge_slave_1 entered promiscuous mode [ 60.154911][ T8251] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 60.216952][ T8251] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 60.274755][ T8251] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 60.340041][ T8242] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.363931][ T8251] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 60.399575][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.408673][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.421886][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.430568][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.443935][ T2724] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.451213][ T2724] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.467799][ T8253] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.487604][ T8253] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.499574][ T8257] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.508472][ T8257] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.517553][ T8257] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.527290][ T8257] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.534710][ T8257] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.544172][ T8256] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.551321][ T8256] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.560319][ T8256] device bridge_slave_0 entered promiscuous mode [ 60.583882][ T8244] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.602387][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.612355][ T2724] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.621306][ T8256] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.629337][ T8256] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.637667][ T8256] device bridge_slave_1 entered promiscuous mode [ 60.661383][ T8244] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.672341][ T8253] team0: Port device team_slave_0 added [ 60.683195][ T3209] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.691872][ T3209] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.700233][ T3209] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.708583][ T3209] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.717003][ T3209] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.727003][ T8256] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.737675][ T8253] team0: Port device team_slave_1 added [ 60.745670][ T8256] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.778339][ T3209] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.789093][ T3209] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.799674][ T3209] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.808939][ T3209] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.821104][ T3209] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.828375][ T3209] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.860260][ T8256] team0: Port device team_slave_0 added [ 60.869580][ T8256] team0: Port device team_slave_1 added [ 60.878290][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.899004][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.908179][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.917436][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.926230][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.935230][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.943935][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.952413][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.959634][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.972531][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.013591][ T8253] device hsr_slave_0 entered promiscuous mode [ 61.052211][ T8253] device hsr_slave_1 entered promiscuous mode [ 61.091874][ T8253] debugfs: Directory 'hsr0' with parent '/' already present! [ 61.105762][ T8242] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.120022][ T8247] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.136452][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.176893][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.185976][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.194638][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.203417][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.211876][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.273600][ T8256] device hsr_slave_0 entered promiscuous mode [ 61.312508][ T8256] device hsr_slave_1 entered promiscuous mode [ 61.372796][ T8256] debugfs: Directory 'hsr0' with parent '/' already present! [ 61.387087][ T8247] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.402543][ T8253] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 61.434006][ T8253] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 61.498465][ T8244] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 61.509624][ T8244] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 61.529802][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.537626][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.545571][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.554355][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.563127][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.571463][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.579862][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.592449][ T8253] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 61.636065][ T8253] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 61.710256][ T8260] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.718003][ T8260] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.725556][ T8260] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.734642][ T8260] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.743061][ T8260] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.750092][ T8260] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.757664][ T8260] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.766299][ T8260] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.774794][ T8260] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.781853][ T8260] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.790509][ T8260] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.812552][ T3209] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.821625][ T3209] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.830578][ T3209] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.839110][ T3209] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.847755][ T3209] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.856340][ T3209] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.864769][ T3209] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.873149][ T3209] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.891417][ T8256] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 61.929443][ T8242] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.938415][ T8260] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.946237][ T8260] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.953988][ T8260] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.961507][ T8260] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.969987][ T8260] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.980899][ T8251] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.990139][ T8244] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.999742][ T8256] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 62.023635][ T8256] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 62.075742][ T8247] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 62.097710][ T8251] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.117790][ T8256] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 62.202711][ T8260] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.210335][ T8260] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.237265][ T8253] IPv6: ip_vti0: Failed to add prefix route for address fe80::11; dropping [ 62.279121][ T8247] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 62.297454][ T3209] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 62.342280][ T3209] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 62.350623][ T3209] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.357712][ T3209] bridge0: port 1(bridge_slave_0) entered forwarding state [ 167.301745][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 167.308939][ C1] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P347 [ 167.316322][ C1] (detected by 1, t=10503 jiffies, g=6521, q=220) [ 167.322819][ C1] kworker/u4:5 R running task 26640 347 2 0x80004008 [ 167.330731][ C1] Workqueue: bat_events batadv_nc_worker [ 167.336351][ C1] Call Trace: [ 167.339621][ C1] [ 167.342465][ C1] sched_show_task+0x40f/0x560 [ 167.347227][ C1] rcu_sched_clock_irq+0x16b1/0x1ad0 [ 167.352516][ C1] update_process_times+0x12d/0x180 [ 167.357702][ C1] tick_sched_timer+0x263/0x420 [ 167.362538][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 167.368078][ C1] __hrtimer_run_queues+0x403/0x840 [ 167.373279][ C1] hrtimer_interrupt+0x38c/0xda0 [ 167.378220][ C1] ? debug_smp_processor_id+0x9/0x20 [ 167.383497][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 167.389036][ C1] apic_timer_interrupt+0xf/0x20 [ 167.393955][ C1] [ 167.396884][ C1] RIP: 0010:__memcg_kmem_uncharge+0x219/0x2e0 [ 167.402935][ C1] Code: 4b 0d 89 e8 59 97 00 00 bf 01 00 00 00 e8 2f e3 9b ff 65 8b 05 d4 fd 4a 7e 85 c0 74 53 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f <5d> c3 49 8d 5f 10 48 89 df be 08 00 00 00 e8 04 c1 fa ff 48 8b 45 [ 167.422543][ C1] RSP: 0018:ffffc90002107a50 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 167.430944][ C1] RAX: 0000000000000001 RBX: ffffea0002433480 RCX: 0000000000000000 [ 167.438927][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea0002433480 [ 167.446885][ C1] RBP: ffffc90002107a50 R08: 000000000003a768 R09: ffffed1014eb62df [ 167.454844][ C1] R10: ffffed1014eb62df R11: 0000000000000000 R12: ffff8880a77207a0 [ 167.462816][ C1] R13: dffffc0000000000 R14: 1ffff11014ee40f4 R15: ffff8880a75b16e8 [ 167.470802][ C1] free_thread_stack+0x12e/0x590 [ 167.475729][ C1] put_task_stack+0xa3/0x130 [ 167.480305][ C1] finish_task_switch+0x3f1/0x550 [ 167.485325][ C1] __schedule+0x9a8/0xcc0 [ 167.489650][ C1] ? ___preempt_schedule_notrace+0x16/0x27 [ 167.495459][ C1] preempt_schedule_notrace+0xdb/0x120 [ 167.500906][ C1] ___preempt_schedule_notrace+0x16/0x27 [ 167.506532][ C1] ? rcu_is_watching+0x57/0xa0 [ 167.511291][ C1] rcu_is_watching+0x82/0xa0 [ 167.515895][ C1] batadv_nc_worker+0x115/0x600 [ 167.520739][ C1] process_one_work+0x7ef/0x10d0 [ 167.525678][ C1] worker_thread+0xc01/0x1630 [ 167.530360][ C1] kthread+0x332/0x350 [ 167.534414][ C1] ? rcu_lock_release+0x30/0x30 [ 167.539249][ C1] ? kthread_blkcg+0xe0/0xe0 [ 167.543827][ C1] ret_from_fork+0x24/0x30 [ 167.548244][ C1] rcu: rcu_preempt kthread starved for 10518 jiffies! g6521 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 167.559334][ C1] rcu: RCU grace-period kthread stack dump: [ 167.565213][ C1] rcu_preempt R running task 29104 10 2 0x80004000 [ 167.573100][ C1] Call Trace: [ 167.576395][ C1] __schedule+0x9a0/0xcc0 [ 167.580903][ C1] schedule+0x181/0x210 [ 167.585049][ C1] schedule_timeout+0x14f/0x240 [ 167.589895][ C1] ? run_local_timers+0x120/0x120 [ 167.594929][ C1] rcu_gp_kthread+0xed8/0x1770 [ 167.599691][ C1] kthread+0x332/0x350 [ 167.603752][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 167.608853][ C1] ? kthread_blkcg+0xe0/0xe0 [ 167.613435][ C1] ret_from_fork+0x24/0x30