[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 55.996807][ T23] audit: type=1800 audit(1578458970.048:25): pid=8544 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 56.015854][ T23] audit: type=1800 audit(1578458970.048:26): pid=8544 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 56.062695][ T23] audit: type=1800 audit(1578458970.058:27): pid=8544 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.112' (ECDSA) to the list of known hosts. 2020/01/08 04:49:38 fuzzer started 2020/01/08 04:49:40 dialing manager at 10.128.0.26:35703 2020/01/08 04:49:40 syscalls: 2824 2020/01/08 04:49:40 code coverage: enabled 2020/01/08 04:49:40 comparison tracing: enabled 2020/01/08 04:49:40 extra coverage: enabled 2020/01/08 04:49:40 setuid sandbox: enabled 2020/01/08 04:49:40 namespace sandbox: enabled 2020/01/08 04:49:40 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 04:49:40 fault injection: enabled 2020/01/08 04:49:40 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 04:49:40 net packet injection: enabled 2020/01/08 04:49:40 net device setup: enabled 2020/01/08 04:49:40 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 04:49:40 devlink PCI setup: PCI device 0000:00:10.0 is not available 04:49:41 executing program 0: r0 = socket(0x2, 0x803, 0xff) r1 = open(&(0x7f0000000300)='.\x00', 0x0, 0x0) r2 = fcntl$dupfd(r0, 0x0, r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet6(0xa, 0x800000003, 0xff) connect$inet6(r3, &(0x7f0000000000)={0xa, 0x0, 0x0, @dev, 0x1}, 0x1c) r4 = dup(r3) r5 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) r6 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) io_submit(r7, 0x2000000000000087, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x0, 0x0, 0x1, 0x0, r6, &(0x7f0000000000), 0x10000}]) sendfile(r4, r5, 0x0, 0x8000fffffffe) 04:49:41 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x3, 0x4, &(0x7f0000000000)=@framed={{0x18, 0x2}, [@call={0x85, 0x0, 0x0, 0x11}]}, &(0x7f00000000c0)='GPL\x00', 0x4, 0x1000, &(0x7f000062b000)=""/4096, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x70) syzkaller login: [ 67.243051][ T8714] IPVS: ftp: loaded support on port[0] = 21 [ 67.440538][ T8714] chnl_net:caif_netlink_parms(): no params data found [ 67.451341][ T8717] IPVS: ftp: loaded support on port[0] = 21 04:49:41 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = dup2(r0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$alg(0x26, 0x5, 0x0) bind$alg(r2, &(0x7f0000000080)={0x26, 'rng\x00', 0x0, 0x0, 'drbg_nopr_sha384\x00'}, 0x58) setsockopt$ALG_SET_KEY(r2, 0x117, 0x1, 0x0, 0x0) [ 67.518457][ T8714] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.552124][ T8714] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.560700][ T8714] device bridge_slave_0 entered promiscuous mode [ 67.585969][ T8714] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.602098][ T8714] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.610142][ T8714] device bridge_slave_1 entered promiscuous mode [ 67.675703][ T8714] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.676964][ T8719] IPVS: ftp: loaded support on port[0] = 21 [ 67.719621][ T8714] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.771865][ T8714] team0: Port device team_slave_0 added [ 67.783311][ T8717] chnl_net:caif_netlink_parms(): no params data found [ 67.793549][ T8714] team0: Port device team_slave_1 added 04:49:41 executing program 3: r0 = syz_open_procfs(0x0, &(0x7f00000000c0)='net/rt6_stats\x00') socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) dup3(r2, r0, 0x0) [ 67.866563][ T8717] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.882176][ T8717] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.890113][ T8717] device bridge_slave_0 entered promiscuous mode [ 67.941618][ T8717] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.949346][ T8717] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.959420][ T8717] device bridge_slave_1 entered promiscuous mode [ 68.018598][ T8714] device hsr_slave_0 entered promiscuous mode 04:49:42 executing program 4: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x1e, 0x4, 0x0) setsockopt$packet_tx_ring(r0, 0x10f, 0x87, &(0x7f0000000440)=@req={0x3fc}, 0x10) recvfrom$netrom(r0, &(0x7f00000001c0)=""/195, 0xfffffffffffffed4, 0x0, 0x0, 0x0) r1 = socket(0x1e, 0x4, 0x0) setsockopt$packet_tx_ring(r1, 0x10f, 0x87, &(0x7f0000000440)=@req={0x3fc, 0x0, 0x2}, 0x10) sendmmsg(r1, &(0x7f0000000b80), 0x40000000000006b, 0x0) write$binfmt_misc(r1, &(0x7f00000000c0)=ANY=[@ANYBLOB="9e99e940ffc276a91ba1447287cd4d0501c125e2dd894abf5d2b90e7c5cd045696a276f96d17fbb05795a6a8803ba48707405fe0177fb5c435ecde5316d0eafb7ffd"], 0x42) [ 68.072570][ T8714] device hsr_slave_1 entered promiscuous mode [ 68.214095][ T8717] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 68.238879][ T8722] IPVS: ftp: loaded support on port[0] = 21 [ 68.292035][ T8717] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.321769][ T8719] chnl_net:caif_netlink_parms(): no params data found [ 68.388437][ T8725] IPVS: ftp: loaded support on port[0] = 21 [ 68.421216][ T8717] team0: Port device team_slave_0 added [ 68.447296][ T8717] team0: Port device team_slave_1 added 04:49:42 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = dup2(r0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = openat$sequencer(0xffffffffffffff9c, &(0x7f00000019c0)='/dev/sequencer\x00', 0x1, 0x0) write$uinput_user_dev(r2, &(0x7f00000002c0)={'syz0\x00'}, 0x45c) [ 68.490078][ T8719] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.498055][ T8719] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.509191][ T8719] device bridge_slave_0 entered promiscuous mode [ 68.574970][ T8717] device hsr_slave_0 entered promiscuous mode [ 68.603230][ T8717] device hsr_slave_1 entered promiscuous mode [ 68.642129][ T8717] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 68.649920][ T8717] Cannot create hsr debugfs directory [ 68.673751][ T8719] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.681001][ T8719] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.689197][ T8719] device bridge_slave_1 entered promiscuous mode [ 68.736488][ T8714] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 68.747122][ T8727] IPVS: ftp: loaded support on port[0] = 21 [ 68.819616][ T8714] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 68.893918][ T8719] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 68.909860][ T8719] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.922487][ T8714] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 68.967301][ T8714] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 69.054289][ T8722] chnl_net:caif_netlink_parms(): no params data found [ 69.099534][ T8719] team0: Port device team_slave_0 added [ 69.108029][ T8719] team0: Port device team_slave_1 added [ 69.160036][ T8725] chnl_net:caif_netlink_parms(): no params data found [ 69.224923][ T8719] device hsr_slave_0 entered promiscuous mode [ 69.262544][ T8719] device hsr_slave_1 entered promiscuous mode [ 69.332083][ T8719] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 69.339781][ T8719] Cannot create hsr debugfs directory [ 69.370951][ T8722] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.380173][ T8722] bridge0: port 1(bridge_slave_0) entered disabled state [ 69.387965][ T8722] device bridge_slave_0 entered promiscuous mode [ 69.397996][ T8722] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.405164][ T8722] bridge0: port 2(bridge_slave_1) entered disabled state [ 69.413198][ T8722] device bridge_slave_1 entered promiscuous mode [ 69.455082][ T8717] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 69.525963][ T8717] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 69.603255][ T8717] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 69.636568][ T8717] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 69.689566][ T8722] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 69.717676][ T8725] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.725105][ T8725] bridge0: port 1(bridge_slave_0) entered disabled state [ 69.733209][ T8725] device bridge_slave_0 entered promiscuous mode [ 69.742200][ T8725] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.749252][ T8725] bridge0: port 2(bridge_slave_1) entered disabled state [ 69.757094][ T8725] device bridge_slave_1 entered promiscuous mode [ 69.779492][ T8722] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 69.831788][ T8725] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 69.849846][ T8725] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 69.866338][ T8722] team0: Port device team_slave_0 added [ 69.878594][ T8722] team0: Port device team_slave_1 added [ 69.890286][ T8727] chnl_net:caif_netlink_parms(): no params data found [ 69.917135][ T8725] team0: Port device team_slave_0 added [ 69.931843][ T8725] team0: Port device team_slave_1 added [ 70.004063][ T8725] device hsr_slave_0 entered promiscuous mode [ 70.052523][ T8725] device hsr_slave_1 entered promiscuous mode [ 70.092704][ T8725] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 70.100299][ T8725] Cannot create hsr debugfs directory [ 70.133563][ T8719] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 70.224652][ T8722] device hsr_slave_0 entered promiscuous mode [ 70.262419][ T8722] device hsr_slave_1 entered promiscuous mode [ 70.312167][ T8722] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 70.319777][ T8722] Cannot create hsr debugfs directory [ 70.340255][ T8719] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 70.397710][ T8719] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 70.443646][ T8727] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.450736][ T8727] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.461517][ T8727] device bridge_slave_0 entered promiscuous mode [ 70.489664][ T8719] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 70.545955][ T8714] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.555856][ T8727] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.563774][ T8727] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.571407][ T8727] device bridge_slave_1 entered promiscuous mode [ 70.620492][ T8727] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 70.646384][ T8727] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 70.684384][ T8714] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.692122][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 70.700570][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.749742][ T8717] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.759508][ T8727] team0: Port device team_slave_0 added [ 70.767878][ T8727] team0: Port device team_slave_1 added [ 70.779364][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 70.788166][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.796847][ T2767] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.804073][ T2767] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.815651][ T2735] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 70.824443][ T8722] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 70.874474][ T8722] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 70.974090][ T8727] device hsr_slave_0 entered promiscuous mode [ 71.025314][ T8727] device hsr_slave_1 entered promiscuous mode [ 71.062307][ T8727] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 71.069928][ T8727] Cannot create hsr debugfs directory [ 71.078570][ T8722] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 71.124506][ T2730] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 71.133772][ T2730] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 71.142376][ T2730] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.149446][ T2730] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.162770][ T8725] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 71.185301][ T8725] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 71.247452][ T8725] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 71.305614][ T8725] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 71.354044][ T8722] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 71.404946][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 71.416378][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 71.425437][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 71.435286][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 71.446756][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 71.459078][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 71.503960][ T2735] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 71.513545][ T2735] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 71.523798][ T2735] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 71.534399][ T8717] 8021q: adding VLAN 0 to HW filter on device team0 [ 71.564911][ T8714] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 71.575838][ T8714] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 71.593352][ T2934] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 71.606602][ T2934] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 71.615568][ T2934] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 71.624914][ T2934] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 71.633490][ T2934] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.640650][ T2934] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.648331][ T2934] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 71.656884][ T2934] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 71.666168][ T2934] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 71.674316][ T2934] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 71.712259][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 71.720887][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 71.736119][ T2767] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.743254][ T2767] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.751683][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 71.759584][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 71.809923][ T8727] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 71.847603][ T8714] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 71.863643][ T2730] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 71.873068][ T2730] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 71.890325][ T8727] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 71.942092][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 71.950735][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 71.960427][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 71.969224][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 71.989790][ T8722] 8021q: adding VLAN 0 to HW filter on device bond0 [ 72.005008][ T8727] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 72.026704][ T8727] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 72.094219][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 72.104345][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 72.112893][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 72.124186][ T8719] 8021q: adding VLAN 0 to HW filter on device bond0 [ 72.142537][ T2933] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 72.150294][ T2933] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 72.167134][ T8717] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 72.179105][ T8717] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 72.197325][ T2735] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 72.206585][ T2735] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 72.215270][ T2735] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 72.223779][ T2735] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 72.251226][ T8725] 8021q: adding VLAN 0 to HW filter on device bond0 [ 72.265414][ T8722] 8021q: adding VLAN 0 to HW filter on device team0 [ 72.282762][ T2934] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 72.291378][ T2934] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 72.300916][ T2934] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 72.309821][ T2934] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 72.318224][ T2934] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.325332][ T2934] bridge0: port 1(bridge_slave_0) entered forwarding state [ 72.340833][ T8719] 8021q: adding VLAN 0 to HW filter on device team0 [ 72.361756][ T8717] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 72.389286][ T8714] device veth0_vlan entered promiscuous mode [ 72.397479][ T2935] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 72.408671][ T2935] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 72.417164][ T2935] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 72.424965][ T2935] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 72.433098][ T2935] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 72.440521][ T2935] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 72.449407][ T2935] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 72.458162][ T2935] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.465245][ T2935] bridge0: port 2(bridge_slave_1) entered forwarding state [ 72.473796][ T2935] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 72.481875][ T2935] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 72.490893][ T2935] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 72.503170][ T2935] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 72.510941][ T2935] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 72.519122][ T2935] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 72.528130][ T2935] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 72.536734][ T2935] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.543980][ T2935] bridge0: port 1(bridge_slave_0) entered forwarding state [ 72.571587][ T8714] device veth1_vlan entered promiscuous mode [ 72.580874][ T2934] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 72.591304][ T2934] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 72.601292][ T2934] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 72.617280][ T8725] 8021q: adding VLAN 0 to HW filter on device team0 [ 72.631545][ T8727] 8021q: adding VLAN 0 to HW filter on device bond0 [ 72.647947][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 72.658656][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 72.667565][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 72.676349][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 72.685332][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 72.694124][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 72.702851][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 72.711295][ T2767] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.718446][ T2767] bridge0: port 1(bridge_slave_0) entered forwarding state [ 72.726677][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 72.735396][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 72.743793][ T2767] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.750824][ T2767] bridge0: port 2(bridge_slave_1) entered forwarding state [ 72.767540][ T8722] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 72.779222][ T8722] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 72.803861][ T8717] device veth0_vlan entered promiscuous mode [ 72.832935][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 72.840792][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 72.850124][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 72.860010][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 72.870066][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 72.879386][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 72.889138][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 72.897596][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 72.906041][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 72.914374][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 72.923190][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 72.932554][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 72.940877][ T2767] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.948104][ T2767] bridge0: port 2(bridge_slave_1) entered forwarding state [ 72.955998][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 72.965579][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 72.974683][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 72.984120][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 73.006529][ T8717] device veth1_vlan entered promiscuous mode [ 73.016962][ T8727] 8021q: adding VLAN 0 to HW filter on device team0 [ 73.034281][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 73.055076][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 73.070744][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 73.090394][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 73.098388][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 73.112172][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 73.120960][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 73.136397][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 73.147639][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 73.160019][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 73.171363][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 73.187967][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 73.199671][ T2767] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 178.201962][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 178.208740][ C1] rcu: 1-...!: (1 GPs behind) idle=59a/1/0x4000000000000002 softirq=14373/14374 fqs=35 [ 178.218817][ C1] (t=10501 jiffies g=7197 q=175) [ 178.223854][ C1] rcu: rcu_preempt kthread starved for 10432 jiffies! g7197 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 178.235200][ C1] rcu: RCU grace-period kthread stack dump: [ 178.241077][ C1] rcu_preempt R running task 29032 10 2 0x80004000 [ 178.248966][ C1] Call Trace: [ 178.252266][ C1] __schedule+0x9a0/0xcc0 [ 178.256605][ C1] schedule+0x181/0x210 [ 178.260752][ C1] schedule_timeout+0x14f/0x240 [ 178.265698][ C1] ? run_local_timers+0x120/0x120 [ 178.270725][ C1] rcu_gp_kthread+0xed8/0x1770 [ 178.275634][ C1] kthread+0x332/0x350 [ 178.279708][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 178.284955][ C1] ? kthread_blkcg+0xe0/0xe0 [ 178.289558][ C1] ret_from_fork+0x24/0x30 [ 178.294156][ C1] NMI backtrace for cpu 1 [ 178.298487][ C1] CPU: 1 PID: 8714 Comm: syz-executor.0 Not tainted 5.5.0-rc5-syzkaller #0 [ 178.307055][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 178.317280][ C1] Call Trace: [ 178.320568][ C1] [ 178.323528][ C1] dump_stack+0x1fb/0x318 [ 178.328560][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 178.333419][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 178.339615][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 178.345685][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 178.351683][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 178.357574][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 178.362774][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 178.367970][ C1] ? trace_hardirqs_off+0x74/0x80 [ 178.373007][ C1] update_process_times+0x12d/0x180 [ 178.378197][ C1] tick_sched_timer+0x263/0x420 [ 178.383042][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 178.388578][ C1] __hrtimer_run_queues+0x403/0x840 [ 178.393786][ C1] hrtimer_interrupt+0x38c/0xda0 [ 178.398729][ C1] ? debug_smp_processor_id+0x9/0x20 [ 178.404010][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 178.409543][ C1] apic_timer_interrupt+0xf/0x20 [ 178.414464][ C1] [ 178.417395][ C1] RIP: 0010:__memcg_kmem_uncharge+0x12f/0x1a0 [ 178.423447][ C1] Code: 5f 7c 48 89 d8 48 c1 e8 03 42 8a 04 28 84 c0 75 3b f6 03 01 75 10 49 83 c7 10 4c 89 ff 48 8b 75 d0 e8 f5 90 00 00 48 83 c4 08 <5b> 41 5c 41 5d 41 5e 41 5f 5d c3 44 89 e1 80 e1 07 80 c1 03 38 c1 [ 178.443037][ C1] RSP: 0018:ffffc900020d7b98 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 178.451433][ C1] RAX: 0000000000000001 RBX: 0000000000000000 RCX: 0000000000000000 [ 178.459394][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea0002233640 [ 178.467356][ C1] RBP: ffffc900020d7bc0 R08: 000000000003a728 R09: ffffed1010d962b1 [ 178.475315][ C1] R10: ffffed1010d962b1 R11: 0000000000000000 R12: ffffea0002233640 [ 178.483272][ C1] R13: 1ffffd40004466cf R14: ffffea0002233678 R15: 0000000000000000 [ 178.491249][ C1] ? free_thread_stack+0x124/0x590 [ 178.496352][ C1] free_thread_stack+0x12e/0x590 [ 178.501367][ C1] put_task_stack+0xa3/0x130 [ 178.505950][ C1] finish_task_switch+0x3f1/0x550 [ 178.510968][ C1] __schedule+0x9a8/0xcc0 [ 178.515294][ C1] schedule+0x181/0x210 [ 178.519440][ C1] do_nanosleep+0x1d0/0x6c0 [ 178.523951][ C1] hrtimer_nanosleep+0x3a6/0x5b0 [ 178.528892][ C1] ? trace_hrtimer_expire_exit+0x2d0/0x2d0 [ 178.534692][ C1] __x64_sys_nanosleep+0x186/0x1d0 [ 178.539801][ C1] do_syscall_64+0xf7/0x1c0 [ 178.544295][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 178.550183][ C1] RIP: 0033:0x4593f0 [ 178.554165][ 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 41 f5 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 [ 178.573755][ C1] RSP: 002b:00007fff412f76a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000023 [ 178.582152][ C1] RAX: ffffffffffffffda RBX: 0000000000011d39 RCX: 00000000004593f0 [ 178.590114][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007fff412f76b0 [ 178.598077][ C1] RBP: 0000000000000002 R08: 0000000000000001 R09: 000000000182f940 [ 178.606034][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 178.613999][ C1] R13: 00007fff412f7700 R14: 0000000000011d39 R15: 00007fff412f7710