[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 54.883915][ T23] audit: type=1800 audit(1578446471.167:25): pid=8476 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 54.918618][ T23] audit: type=1800 audit(1578446471.167:26): pid=8476 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 54.946460][ T23] audit: type=1800 audit(1578446471.167:27): pid=8476 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 '10.128.0.186' (ECDSA) to the list of known hosts. 2020/01/08 01:21:22 fuzzer started 2020/01/08 01:21:24 dialing manager at 10.128.0.26:35703 2020/01/08 01:21:24 syscalls: 2824 2020/01/08 01:21:24 code coverage: enabled 2020/01/08 01:21:24 comparison tracing: enabled 2020/01/08 01:21:24 extra coverage: enabled 2020/01/08 01:21:24 setuid sandbox: enabled 2020/01/08 01:21:24 namespace sandbox: enabled 2020/01/08 01:21:24 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 01:21:24 fault injection: enabled 2020/01/08 01:21:24 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 01:21:24 net packet injection: enabled 2020/01/08 01:21:24 net device setup: enabled 2020/01/08 01:21:24 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 01:21:24 devlink PCI setup: PCI device 0000:00:10.0 is not available 01:21:25 executing program 0: r0 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f00000003c0)='/dev/vhost-vsock\x00', 0x2, 0x0) ioctl$VHOST_SET_VRING_BASE(r0, 0xaf01, 0x0) unshare(0x600) ioctl$VHOST_VSOCK_SET_RUNNING(r0, 0x4004af61, &(0x7f00000001c0)=0xffffffffffffffff) 01:21:25 executing program 1: r0 = syz_open_dev$loop(&(0x7f00000001c0)='/dev/loop#\x00', 0x0, 0x0) ioctl$BLKROSET(r0, 0x80041285, &(0x7f0000000300)) syzkaller login: [ 69.083170][ T8642] IPVS: ftp: loaded support on port[0] = 21 01:21:25 executing program 2: r0 = inotify_init1(0x0) ioctl$int_in(r0, 0x5452, &(0x7f0000000040)=0x401) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) dup2(r1, r0) [ 69.238496][ T8642] chnl_net:caif_netlink_parms(): no params data found [ 69.260502][ T8645] IPVS: ftp: loaded support on port[0] = 21 [ 69.390545][ T8642] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.397626][ T8642] bridge0: port 1(bridge_slave_0) entered disabled state [ 69.406024][ T8642] device bridge_slave_0 entered promiscuous mode [ 69.426581][ T8647] IPVS: ftp: loaded support on port[0] = 21 [ 69.438697][ T8642] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.450196][ T8642] bridge0: port 2(bridge_slave_1) entered disabled state [ 69.458024][ T8642] device bridge_slave_1 entered promiscuous mode 01:21:25 executing program 3: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$inet6(0xa, 0x3, 0x1) connect$inet6(r2, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2, 0x9}, 0x1c) sendmmsg(r2, &(0x7f00000092c0), 0x400000000000064, 0x50) [ 69.508330][ T8642] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 69.533281][ T8642] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 69.546784][ T8645] chnl_net:caif_netlink_parms(): no params data found [ 69.603189][ T8642] team0: Port device team_slave_0 added [ 69.646731][ T8642] team0: Port device team_slave_1 added [ 69.710147][ T8645] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.717217][ T8645] bridge0: port 1(bridge_slave_0) entered disabled state [ 69.727539][ T8645] device bridge_slave_0 entered promiscuous mode 01:21:26 executing program 4: r0 = socket$inet_udplite(0x2, 0x2, 0x88) sendmmsg$inet(r0, &(0x7f0000001080)=[{{&(0x7f00000004c0)={0x2, 0x4e22, @loopback}, 0x10, 0x0, 0x0, &(0x7f0000000000)=[@ip_retopts={{0x18, 0x0, 0x7, {[@noop, @timestamp={0x44, 0x4, 0x8}]}}}], 0x18}}], 0x1, 0x0) [ 69.812127][ T8642] device hsr_slave_0 entered promiscuous mode [ 69.891543][ T8642] device hsr_slave_1 entered promiscuous mode [ 69.992999][ T8645] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.001959][ T8645] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.012334][ T8645] device bridge_slave_1 entered promiscuous mode [ 70.035945][ T8650] IPVS: ftp: loaded support on port[0] = 21 01:21:26 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = semget$private(0x0, 0x207, 0x0) semctl$IPC_SET(r0, 0x0, 0x14, &(0x7f0000000200)={{0x0, 0xee01}}) [ 70.048705][ T8652] IPVS: ftp: loaded support on port[0] = 21 [ 70.063919][ T8647] chnl_net:caif_netlink_parms(): no params data found [ 70.146216][ T8645] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 70.195783][ T8645] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 70.213392][ T8655] IPVS: ftp: loaded support on port[0] = 21 [ 70.261589][ T8647] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.268811][ T8647] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.277073][ T8647] device bridge_slave_0 entered promiscuous mode [ 70.286739][ T8647] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.294257][ T8647] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.302048][ T8647] device bridge_slave_1 entered promiscuous mode [ 70.321739][ T8647] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 70.336606][ T8645] team0: Port device team_slave_0 added [ 70.346685][ T8645] team0: Port device team_slave_1 added [ 70.353380][ T8647] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 70.402403][ T8642] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 70.464216][ T8642] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 70.521745][ T8642] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 70.592627][ T8642] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 70.641739][ T8650] chnl_net:caif_netlink_parms(): no params data found [ 70.663117][ T8647] team0: Port device team_slave_0 added [ 70.711159][ T8645] device hsr_slave_0 entered promiscuous mode [ 70.749485][ T8645] device hsr_slave_1 entered promiscuous mode [ 70.789313][ T8645] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 70.797036][ T8645] Cannot create hsr debugfs directory [ 70.821753][ T8647] team0: Port device team_slave_1 added [ 70.877805][ T8652] chnl_net:caif_netlink_parms(): no params data found [ 70.931699][ T8647] device hsr_slave_0 entered promiscuous mode [ 70.979590][ T8647] device hsr_slave_1 entered promiscuous mode [ 71.039284][ T8647] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 71.046867][ T8647] Cannot create hsr debugfs directory [ 71.064988][ T8650] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.073784][ T8650] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.081582][ T8650] device bridge_slave_0 entered promiscuous mode [ 71.091193][ T8650] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.098239][ T8650] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.105952][ T8650] device bridge_slave_1 entered promiscuous mode [ 71.164261][ T8650] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 71.195697][ T8652] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.202866][ T8652] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.210736][ T8652] device bridge_slave_0 entered promiscuous mode [ 71.218709][ T8650] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 71.256205][ T8652] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.267684][ T8652] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.275617][ T8652] device bridge_slave_1 entered promiscuous mode [ 71.300068][ T8650] team0: Port device team_slave_0 added [ 71.307669][ T8655] chnl_net:caif_netlink_parms(): no params data found [ 71.337118][ T8652] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 71.352624][ T8650] team0: Port device team_slave_1 added [ 71.385316][ T8652] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 71.416635][ T8655] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.423895][ T8655] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.432122][ T8655] device bridge_slave_0 entered promiscuous mode [ 71.453295][ T8645] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 71.501784][ T8645] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 71.541198][ T8655] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.548274][ T8655] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.556094][ T8655] device bridge_slave_1 entered promiscuous mode [ 71.570310][ T8647] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 71.634923][ T8647] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 71.685833][ T8647] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 71.732144][ T8645] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 71.787336][ T8645] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 71.834200][ T8652] team0: Port device team_slave_0 added [ 71.891719][ T8650] device hsr_slave_0 entered promiscuous mode [ 71.929533][ T8650] device hsr_slave_1 entered promiscuous mode [ 71.969222][ T8650] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 71.976779][ T8650] Cannot create hsr debugfs directory [ 71.983112][ T8647] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 72.043730][ T8655] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 72.057229][ T8642] 8021q: adding VLAN 0 to HW filter on device bond0 [ 72.065123][ T8652] team0: Port device team_slave_1 added [ 72.092877][ T8655] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 72.132704][ T8642] 8021q: adding VLAN 0 to HW filter on device team0 [ 72.154030][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 72.162256][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 72.175092][ T8655] team0: Port device team_slave_0 added [ 72.182682][ T8655] team0: Port device team_slave_1 added [ 72.271234][ T8652] device hsr_slave_0 entered promiscuous mode [ 72.309600][ T8652] device hsr_slave_1 entered promiscuous mode [ 72.359212][ T8652] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 72.366806][ T8652] Cannot create hsr debugfs directory [ 72.390808][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 72.399649][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 72.408000][ T2747] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.415183][ T2747] bridge0: port 1(bridge_slave_0) entered forwarding state [ 72.451155][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 72.458965][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 72.468186][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 72.476600][ T2747] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.483742][ T2747] bridge0: port 2(bridge_slave_1) entered forwarding state [ 72.522473][ T8655] device hsr_slave_0 entered promiscuous mode [ 72.569582][ T8655] device hsr_slave_1 entered promiscuous mode [ 72.619431][ T8655] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 72.627065][ T8655] Cannot create hsr debugfs directory [ 72.662749][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 72.671940][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 72.726082][ T2857] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 72.738986][ T2857] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 72.748338][ T2857] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 72.757337][ T2857] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 72.765701][ T2857] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 72.786715][ T8650] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 72.822359][ T8650] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 72.897022][ T8650] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 72.952221][ T8650] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 72.998732][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 73.007548][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 73.015997][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 73.024663][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 73.034173][ T8642] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 73.076347][ T8652] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 73.120923][ T8652] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 73.183036][ T8645] 8021q: adding VLAN 0 to HW filter on device bond0 [ 73.195877][ T8652] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 73.237626][ T8647] 8021q: adding VLAN 0 to HW filter on device bond0 [ 73.256205][ T8642] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 73.268883][ T3142] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 73.281541][ T3142] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 73.288954][ T8652] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 73.334293][ T8655] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 73.372988][ T3142] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 73.380679][ T3142] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 73.388173][ T3142] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 73.395846][ T3142] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 73.407240][ T8645] 8021q: adding VLAN 0 to HW filter on device team0 [ 73.418496][ T8647] 8021q: adding VLAN 0 to HW filter on device team0 [ 73.431637][ T8655] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 73.484895][ T8655] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 73.532698][ T2857] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 73.542132][ T2857] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 73.550799][ T2857] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.557831][ T2857] bridge0: port 1(bridge_slave_0) entered forwarding state [ 73.565406][ T2857] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 73.574152][ T2857] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 73.582719][ T2857] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.589807][ T2857] bridge0: port 2(bridge_slave_1) entered forwarding state [ 73.597269][ T2857] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 73.605802][ T2857] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 73.614220][ T2857] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.621291][ T2857] bridge0: port 1(bridge_slave_0) entered forwarding state [ 73.629961][ T2857] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 73.637742][ T2857] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 73.645492][ T2857] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 73.654277][ T2857] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 73.667382][ T8655] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 73.732855][ T3142] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 73.744450][ T3142] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 73.754267][ T3142] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.761354][ T3142] bridge0: port 2(bridge_slave_1) entered forwarding state [ 73.769011][ T3142] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 73.777992][ T3142] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 73.786499][ T3142] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 73.808822][ T8642] device veth0_vlan entered promiscuous mode [ 73.822812][ T8650] 8021q: adding VLAN 0 to HW filter on device bond0 [ 73.836074][ T2857] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 73.845025][ T2857] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 73.854746][ T2857] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 73.863144][ T2857] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 73.871423][ T2857] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 73.879944][ T2857] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 73.888320][ T2857] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 73.896791][ T2857] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 73.906055][ T2857] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 73.914424][ T2857] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 73.922841][ T2857] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 73.932036][ T2857] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 73.939772][ T2857] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 73.947318][ T2857] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 73.955014][ T2857] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 73.983776][ T8645] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 73.994896][ T8645] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 74.011130][ T3142] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 74.020486][ T3142] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 74.028594][ T3142] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 74.037117][ T3142] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 74.045284][ T3142] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 74.053491][ T3142] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 74.062033][ T3142] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 74.070437][ T3142] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 74.078586][ T3142] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 74.088603][ T8642] device veth1_vlan entered promiscuous mode [ 74.098549][ T8647] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 74.121398][ T8650] 8021q: adding VLAN 0 to HW filter on device team0 [ 74.128192][ T3150] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 74.136486][ T3150] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 74.144880][ T3150] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 74.174526][ T8652] 8021q: adding VLAN 0 to HW filter on device bond0 [ 74.191824][ T2857] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 74.202214][ T2857] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 74.209856][ T2857] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 74.217228][ T2857] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 74.226409][ T2857] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 74.234947][ T2857] bridge0: port 1(bridge_slave_0) entered blocking state [ 74.242020][ T2857] bridge0: port 1(bridge_slave_0) entered forwarding state [ 74.250253][ T2857] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 74.267084][ T8647] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 74.292594][ T8652] 8021q: adding VLAN 0 to HW filter on device team0 [ 74.301623][ T3142] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 74.309607][ T3142] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 74.317187][ T3142] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 74.325865][ T3142] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 74.334403][ T3142] bridge0: port 2(bridge_slave_1) entered blocking state [ 74.341489][ T3142] bridge0: port 2(bridge_slave_1) entered forwarding state [ 74.349685][ T3142] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 74.357077][ T3142] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 74.369562][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 74.378006][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 74.391641][ T8645] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 74.411378][ T8655] 8021q: adding VLAN 0 to HW filter on device bond0 [ 74.448146][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 74.456859][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 74.470967][ T2747] bridge0: port 1(bridge_slave_0) entered blocking state [ 74.478006][ T2747] bridge0: port 1(bridge_slave_0) entered forwarding state [ 74.490054][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 74.498488][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 74.506914][ T2747] bridge0: port 2(bridge_slave_1) entered blocking state [ 74.513962][ T2747] bridge0: port 2(bridge_slave_1) entered forwarding state [ 74.521642][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 74.530372][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 74.538557][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 74.547345][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 74.556042][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 74.564499][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 74.572753][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 74.581373][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 74.598654][ T8655] 8021q: adding VLAN 0 to HW filter on device team0 [ 74.632233][ T8647] device veth0_vlan entered promiscuous mode [ 74.638799][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 74.647943][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 74.665338][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 74.673969][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 74.682534][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 74.692393][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 74.702045][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 74.711162][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 74.732773][ T8650] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 74.751134][ T8650] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 74.787095][ T8650] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 74.833428][ T8650] device veth0_vlan entered promiscuous mode [ 74.858202][ T8650] device veth1_vlan entered promiscuous mode [ 179.709072][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 179.715776][ C0] rcu: 0-....: (10499 ticks this GP) idle=152/1/0x4000000000000002 softirq=14346/14346 fqs=5236 [ 179.726449][ C0] (t=10500 jiffies g=6897 q=931) [ 179.731456][ C0] NMI backtrace for cpu 0 [ 179.735776][ C0] CPU: 0 PID: 7 Comm: kworker/u4:0 Not tainted 5.5.0-rc5-syzkaller #0 [ 179.743896][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 179.753950][ C0] Workqueue: 0x0 (bat_events) [ 179.758682][ C0] Call Trace: [ 179.761972][ C0] [ 179.764802][ C0] dump_stack+0x1fb/0x318 [ 179.769104][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 179.773926][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 179.780051][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 179.786121][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 179.792073][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 179.797935][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 179.803018][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 179.808188][ C0] ? trace_hardirqs_off+0x74/0x80 [ 179.813185][ C0] update_process_times+0x12d/0x180 [ 179.818358][ C0] tick_sched_timer+0x263/0x420 [ 179.823297][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 179.828879][ C0] __hrtimer_run_queues+0x403/0x840 [ 179.834066][ C0] hrtimer_interrupt+0x38c/0xda0 [ 179.839098][ C0] ? debug_smp_processor_id+0x9/0x20 [ 179.844385][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 179.849931][ C0] apic_timer_interrupt+0xf/0x20 [ 179.854877][ C0] [ 179.857899][ C0] RIP: 0010:mod_memcg_page_state+0x168/0x190 [ 179.863954][ C0] Code: c7 68 95 2a 89 e8 d8 8e 6a 00 48 83 3d 68 fd e1 07 00 74 2d e8 79 26 2e 00 4c 89 ff 57 9d 0f 1f 44 00 00 5b 41 5c 41 5e 41 5f <5d> c3 e8 61 26 2e 00 0f 0b e8 5a 26 2e 00 0f 0b e8 53 26 2e 00 0f [ 179.883559][ C0] RSP: 0018:ffffc90000cdfc20 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 179.891961][ C0] RAX: ffffffff814897d3 RBX: ffff88808f4e9f88 RCX: ffff8880a99e41c0 [ 179.900130][ C0] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea00023d3ac0 [ 179.908124][ C0] RBP: ffffc90000cdfc20 R08: 000000000003a728 R09: ffffed1011e4e339 [ 179.916106][ C0] R10: ffffed1011e4e339 R11: 0000000000000000 R12: ffff8880a70b9020 [ 179.924071][ C0] R13: dffffc0000000000 R14: 1ffff11014e17204 R15: ffff88808f2719b8 [ 179.932062][ C0] ? mod_memcg_page_state+0x123/0x190 [ 179.937428][ C0] free_thread_stack+0x168/0x590 [ 179.942760][ C0] put_task_stack+0xa3/0x130 [ 179.947358][ C0] finish_task_switch+0x3f1/0x550 [ 179.952404][ C0] __schedule+0x9a8/0xcc0 [ 179.956724][ C0] schedule+0x181/0x210 [ 179.960866][ C0] worker_thread+0x10d6/0x1630 [ 179.965626][ C0] kthread+0x332/0x350 [ 179.969677][ C0] ? rcu_lock_release+0x30/0x30 [ 179.974505][ C0] ? kthread_blkcg+0xe0/0xe0 [ 179.979073][ C0] ret_from_fork+0x24/0x30