Warning: Permanently added '10.128.10.6' (ECDSA) to the list of known hosts. 2019/12/03 23:40:42 fuzzer started 2019/12/03 23:40:43 dialing manager at 10.128.0.26:42111 2019/12/03 23:40:43 syscalls: 2689 2019/12/03 23:40:43 code coverage: enabled 2019/12/03 23:40:43 comparison tracing: enabled 2019/12/03 23:40:43 extra coverage: extra coverage is not supported by the kernel 2019/12/03 23:40:43 setuid sandbox: enabled 2019/12/03 23:40:43 namespace sandbox: enabled 2019/12/03 23:40:43 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 23:40:43 fault injection: enabled 2019/12/03 23:40:43 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 23:40:43 net packet injection: enabled 2019/12/03 23:40:43 net device setup: enabled 2019/12/03 23:40:43 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 23:40:43 devlink PCI setup: PCI device 0000:00:10.0 is not available 23:40:44 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$alg(0x26, 0x5, 0x0) bind$alg(r2, &(0x7f0000000040)={0x26, 'rng\x00', 0x0, 0x0, 'drbg_pr_ctr_aes128\x00'}, 0x58) setsockopt$ALG_SET_KEY(r2, 0x117, 0x1, 0x0, 0x0) bind$alg(r2, &(0x7f0000000140)={0x26, 'hash\x00', 0x0, 0x0, 'wp384-generic\x00'}, 0x58) 23:40:45 executing program 1: perf_event_open(&(0x7f0000000000)={0x0, 0x70, 0x0, 0x0, 0x40, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$fb0(0xffffffffffffff9c, &(0x7f00000004c0)='/dev/fb0\x00', 0x0, 0x0) ioctl$USBDEVFS_SETCONFIGURATION(r0, 0x4605, &(0x7f0000000000)) syzkaller login: [ 57.287340][ T8308] IPVS: ftp: loaded support on port[0] = 21 [ 57.359186][ T8310] IPVS: ftp: loaded support on port[0] = 21 23:40:45 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r0, 0x6, 0x13, &(0x7f0000000040)=0x100000001, 0xfe41) connect$inet6(r0, &(0x7f0000000080), 0x1c) setsockopt$inet6_tcp_TCP_ULP(r0, 0x6, 0x1f, &(0x7f00000002c0)='tls\x00', 0x4) setsockopt$inet6_tcp_TLS_TX(r0, 0x11a, 0x2, &(0x7f00000000c0)=@gcm_256={{0x303}, "b81cefe44eaac171", "672c7e7b1b92b68c118c2c998dbd06cedfb7c5cbcc766d84eb975916b6ddc16c", "4dc90fba", "f3b2dacd291ff247"}, 0x38) [ 57.465102][ T8308] chnl_net:caif_netlink_parms(): no params data found [ 57.588339][ T8308] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.595797][ T8308] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.603895][ T8308] device bridge_slave_0 entered promiscuous mode [ 57.647943][ T8308] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.655177][ T8308] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.664663][ T8314] IPVS: ftp: loaded support on port[0] = 21 [ 57.672540][ T8308] device bridge_slave_1 entered promiscuous mode [ 57.689873][ T8310] chnl_net:caif_netlink_parms(): no params data found 23:40:45 executing program 3: r0 = socket$inet_sctp(0x2, 0x5, 0x84) setsockopt$inet_sctp_SCTP_HMAC_IDENT(r0, 0x84, 0x18, &(0x7f0000000040)={0x2, [0x0, 0x0]}, 0x8) [ 57.758657][ T8308] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.788429][ T8310] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.806328][ T8310] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.815221][ T8310] device bridge_slave_0 entered promiscuous mode [ 57.850071][ T8308] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.866282][ T8310] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.873475][ T8310] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.896790][ T8310] device bridge_slave_1 entered promiscuous mode [ 57.943943][ T8308] team0: Port device team_slave_0 added [ 57.953112][ T8308] team0: Port device team_slave_1 added [ 57.964458][ T8310] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.981257][ T8316] IPVS: ftp: loaded support on port[0] = 21 [ 58.012300][ T8310] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link 23:40:45 executing program 4: r0 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r0, &(0x7f0000000040)={0x2, 0x0, @local}, 0x10) connect$inet(r0, &(0x7f0000000000)={0x2, 0x0, @multicast1}, 0x10) sendmmsg(r0, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) [ 58.068715][ T8308] device hsr_slave_0 entered promiscuous mode [ 58.126083][ T8308] device hsr_slave_1 entered promiscuous mode 23:40:46 executing program 5: unshare(0x2000400) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cpu.stat\x00', 0x275a, 0x0) ioctl$EXT4_IOC_SETFLAGS(r0, 0x40086602, &(0x7f0000000000)) ioctl$EXT4_IOC_PRECACHE_EXTENTS(r0, 0x6612) [ 58.303599][ T8319] IPVS: ftp: loaded support on port[0] = 21 [ 58.333701][ T8314] chnl_net:caif_netlink_parms(): no params data found [ 58.363240][ T8310] team0: Port device team_slave_0 added [ 58.399958][ T8310] team0: Port device team_slave_1 added [ 58.410559][ T8308] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 58.478359][ T8308] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 58.558788][ T8308] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 58.599573][ T8308] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 58.668518][ T8314] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.675772][ T8314] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.683771][ T8314] device bridge_slave_0 entered promiscuous mode [ 58.737721][ T8310] device hsr_slave_0 entered promiscuous mode [ 58.795981][ T8310] device hsr_slave_1 entered promiscuous mode [ 58.845802][ T8310] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.866840][ T8314] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.873921][ T8314] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.883833][ T8314] device bridge_slave_1 entered promiscuous mode [ 58.888925][ T8321] IPVS: ftp: loaded support on port[0] = 21 [ 58.988348][ T8314] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.003050][ T8310] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 59.054151][ T8310] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 59.122185][ T8314] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.133565][ T8316] chnl_net:caif_netlink_parms(): no params data found [ 59.147207][ T8310] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 59.188560][ T8310] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 59.238499][ T8319] chnl_net:caif_netlink_parms(): no params data found [ 59.281403][ T8314] team0: Port device team_slave_0 added [ 59.290705][ T8314] team0: Port device team_slave_1 added [ 59.329441][ T8319] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.337273][ T8319] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.345012][ T8319] device bridge_slave_0 entered promiscuous mode [ 59.354569][ T8319] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.362378][ T8319] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.371183][ T8319] device bridge_slave_1 entered promiscuous mode [ 59.378522][ T8316] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.385895][ T8316] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.393507][ T8316] device bridge_slave_0 entered promiscuous mode [ 59.402217][ T8316] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.409412][ T8316] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.418812][ T8316] device bridge_slave_1 entered promiscuous mode [ 59.451776][ T8319] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.462698][ T8319] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.479574][ T8316] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.528555][ T8314] device hsr_slave_0 entered promiscuous mode [ 59.566099][ T8314] device hsr_slave_1 entered promiscuous mode [ 59.606012][ T8314] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.633220][ T8316] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.676595][ T8319] team0: Port device team_slave_0 added [ 59.684134][ T8308] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.708536][ T8316] team0: Port device team_slave_0 added [ 59.714847][ T8314] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 59.758629][ T8319] team0: Port device team_slave_1 added [ 59.764345][ T8314] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 59.822858][ T8316] team0: Port device team_slave_1 added [ 59.833584][ T8314] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 59.937404][ T8316] device hsr_slave_0 entered promiscuous mode [ 59.976191][ T8316] device hsr_slave_1 entered promiscuous mode [ 60.015762][ T8316] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.034109][ T8314] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 60.090219][ T8308] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.122087][ T8322] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.131415][ T8322] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.188504][ T8319] device hsr_slave_0 entered promiscuous mode [ 60.236090][ T8319] device hsr_slave_1 entered promiscuous mode [ 60.275948][ T8319] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.294709][ T8310] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.313606][ T8321] chnl_net:caif_netlink_parms(): no params data found [ 60.322720][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.331924][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.341258][ T22] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.348471][ T22] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.357689][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.379580][ T8316] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 60.438330][ T8316] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 60.480334][ T8316] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 60.539320][ T8322] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.549157][ T8322] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.558126][ T8322] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.565275][ T8322] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.584741][ T8316] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 60.655337][ T8319] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 60.698808][ T2894] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.707070][ T2894] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.714664][ T2894] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.726333][ T8310] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.754178][ T8319] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 60.819605][ T8319] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 60.890919][ T8319] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 60.956948][ T8314] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.963806][ T8321] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.971112][ T8321] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.979905][ T8321] device bridge_slave_0 entered promiscuous mode [ 60.988849][ T8321] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.995984][ T8321] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.003656][ T8321] device bridge_slave_1 entered promiscuous mode [ 61.013400][ T2894] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.022557][ T2894] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.031800][ T2894] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.040462][ T2894] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.047556][ T2894] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.060409][ T2894] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.092452][ T8314] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.107485][ T8323] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.119440][ T8323] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.128857][ T8323] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.138241][ T8323] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.146794][ T8323] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.155291][ T8323] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.164061][ T8323] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.171245][ T8323] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.179395][ T8323] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.187309][ T8323] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.196918][ T8323] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.221172][ T8321] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.239513][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.249083][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.257685][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.269049][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.278471][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.287293][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.296457][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.304689][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.312971][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.321425][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.330063][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.341777][ T8308] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 61.354981][ T8308] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.370676][ T8321] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.392593][ T8327] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.402238][ T8327] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.410511][ T8327] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.419445][ T8327] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.427852][ T8327] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.436877][ T8327] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.445142][ T8327] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.452283][ T8327] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.459946][ T8327] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.469338][ T8327] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.477744][ T8327] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.484782][ T8327] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.492469][ T8327] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.504191][ T8310] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.533999][ T8319] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.544590][ T8327] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.553387][ T8327] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.575243][ T8314] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 61.586487][ T8314] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 61.616382][ T8308] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.628040][ T8323] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.637471][ T8323] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.646830][ T8323] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.655336][ T8323] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.663976][ T8323] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.672668][ T8323] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.682147][ T8323] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.690901][ T8323] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.699248][ T8323] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.706976][ T8323] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.715126][ T8323] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.723551][ T8323] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.733156][ T8321] team0: Port device team_slave_0 added [ 61.747867][ T8316] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.770799][ T8310] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.779355][ T8321] team0: Port device team_slave_1 added [ 61.796371][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.803989][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.813124][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.821397][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.829319][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.837451][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.845166][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.853008][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.863526][ T8319] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.874184][ T8316] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.903384][ T8314] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.964831][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.988743][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 166.985590][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 166.992770][ C1] (detected by 1, t=10502 jiffies, g=6601, q=131) [ 166.999278][ C1] rcu: All QSes seen, last rcu_preempt kthread activity 10503 (4294953844-4294943341), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 167.012835][ C1] syz-executor.0 R running task 24168 8308 8307 0x0000400a [ 167.020737][ C1] Call Trace: [ 167.024012][ C1] [ 167.026892][ C1] sched_show_task+0x40f/0x560 [ 167.031654][ C1] rcu_sched_clock_irq+0x1861/0x1ad0 [ 167.036939][ C1] update_process_times+0x12d/0x180 [ 167.042129][ C1] tick_sched_timer+0x263/0x420 [ 167.046971][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 167.052505][ C1] __hrtimer_run_queues+0x403/0x840 [ 167.057749][ C1] hrtimer_interrupt+0x38c/0xda0 [ 167.062701][ C1] ? debug_smp_processor_id+0x9/0x20 [ 167.067990][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 167.073537][ C1] apic_timer_interrupt+0xf/0x20 [ 167.078464][ C1] [ 167.081403][ C1] RIP: 0010:mod_memcg_page_state+0x16/0x190 [ 167.088251][ C1] 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 da 28 2e 00 <48> 83 c3 38 48 89 d8 48 c1 e8 03 49 bc 00 00 00 00 00 fc ff df 42 [ 167.107844][ C1] RSP: 0018:ffffc90001f47ba0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 167.116260][ C1] RAX: ffffffff81487326 RBX: ffffea00023c75c0 RCX: ffff888095554600 [ 167.124250][ C1] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea00023c75c0 [ 167.132218][ C1] RBP: ffffc90001f47bc0 R08: 000000000003a768 R09: ffffed10131e62cf [ 167.140188][ C1] R10: ffffed10131e62cf R11: 0000000000000000 R12: ffff888093f3d620 [ 167.148152][ C1] R13: dffffc0000000000 R14: 00000000fffffffc R15: ffff888098f31668 [ 167.156136][ C1] ? mod_memcg_page_state+0x16/0x190 [ 167.161419][ C1] free_thread_stack+0x168/0x590 [ 167.166347][ C1] put_task_stack+0xa3/0x130 [ 167.170923][ C1] finish_task_switch+0x3f1/0x550 [ 167.175954][ C1] __schedule+0x9a8/0xcc0 [ 167.180297][ C1] schedule+0x181/0x210 [ 167.184441][ C1] do_nanosleep+0x1d0/0x6c0 [ 167.188943][ C1] hrtimer_nanosleep+0x3a6/0x5b0 [ 167.193873][ C1] ? trace_hrtimer_expire_exit+0x2d0/0x2d0 [ 167.199670][ C1] __x64_sys_nanosleep+0x186/0x1d0 [ 167.204773][ C1] do_syscall_64+0xf7/0x1c0 [ 167.209271][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 167.215147][ C1] RIP: 0033:0x458b20 [ 167.219031][ C1] Code: c0 5b 5d c3 66 0f 1f 44 00 00 8b 04 24 48 83 c4 18 5b 5d c3 66 0f 1f 44 00 00 83 3d 11 fe 61 00 00 75 14 b8 23 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 d4 d1 fb ff c3 48 83 ec 08 e8 ea 46 00 00 [ 167.239545][ C1] RSP: 002b:00007ffc82584d18 EFLAGS: 00000246 ORIG_RAX: 0000000000000023 [ 167.247971][ C1] RAX: ffffffffffffffda RBX: 000000000000f1f2 RCX: 0000000000458b20 [ 167.255938][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007ffc82584d20 [ 167.263912][ C1] RBP: 0000000000000002 R08: 0000000000000001 R09: 0000000000e84940 [ 167.271900][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 167.279879][ C1] R13: 00007ffc82584d70 R14: 000000000000f1f2 R15: 00007ffc82584d80 [ 167.287865][ C1] rcu: rcu_preempt kthread starved for 10532 jiffies! g6601 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 167.298952][ C1] rcu: RCU grace-period kthread stack dump: [ 167.304829][ C1] rcu_preempt R running task 29104 10 2 0x80004000 [ 167.312720][ C1] Call Trace: [ 167.316054][ C1] __schedule+0x9a0/0xcc0 [ 167.320408][ C1] schedule+0x181/0x210 [ 167.324580][ C1] schedule_timeout+0x14f/0x240 [ 167.329452][ C1] ? run_local_timers+0x120/0x120 [ 167.334482][ C1] rcu_gp_kthread+0xed8/0x1770 [ 167.339252][ C1] kthread+0x332/0x350 [ 167.343305][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 167.348406][ C1] ? kthread_blkcg+0xe0/0xe0 [ 167.352989][ C1] ret_from_fork+0x24/0x30