[ 43.361406][ T23] audit: type=1800 audit(1578458400.991:27): pid=8115 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 43.390215][ T23] audit: type=1800 audit(1578458400.991:28): pid=8115 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="ssh" dev="sda1" ino=2417 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. [ 43.929242][ T23] audit: type=1800 audit(1578458401.631:29): pid=8115 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 [ 43.948970][ T23] audit: type=1800 audit(1578458401.631:30): pid=8115 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2423 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.185' (ECDSA) to the list of known hosts. 2020/01/08 04:40:12 fuzzer started 2020/01/08 04:40:14 dialing manager at 10.128.0.26:35703 2020/01/08 04:40:14 syscalls: 2824 2020/01/08 04:40:14 code coverage: enabled 2020/01/08 04:40:14 comparison tracing: enabled 2020/01/08 04:40:14 extra coverage: enabled 2020/01/08 04:40:14 setuid sandbox: enabled 2020/01/08 04:40:14 namespace sandbox: enabled 2020/01/08 04:40:14 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 04:40:14 fault injection: enabled 2020/01/08 04:40:14 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 04:40:14 net packet injection: enabled 2020/01/08 04:40:14 net device setup: enabled 2020/01/08 04:40:14 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 04:40:14 devlink PCI setup: PCI device 0000:00:10.0 is not available 04:40:15 executing program 0: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSETS(r0, 0x40045431, &(0x7f0000000040)) r1 = syz_open_pts(r0, 0x0) ioctl$TIOCSETD(r1, 0x5423, &(0x7f00000000c0)=0x5) ioctl$TCSETSF(r1, 0x5412, &(0x7f0000000000)={0xffffffdc}) 04:40:15 executing program 1: r0 = socket$inet6(0xa, 0x3, 0x6b) ioctl(r0, 0x1000008912, &(0x7f0000000000)="0815b5055e0bcfe87b3071") r1 = socket$netlink(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000040)='TIPCv2\x00') sendmsg$TIPC_NL_BEARER_ENABLE(r1, &(0x7f0000000000)={0x0, 0xe2, &(0x7f00000000c0)={&(0x7f0000000100)={0x6c, r2, 0x5, 0x0, 0x0, {}, [@TIPC_NLA_BEARER={0x58, 0x1, [@TIPC_NLA_BEARER_NAME={0x10, 0x1, @udp='udp:syz0\x00'}, @TIPC_NLA_BEARER_UDP_OPTS={0x44, 0x4, {{0x20, 0x1, @in6={0xa, 0x0, 0x0, @mcast1={0xff, 0x2, [0x0, 0xc202]}, 0x8000}}, {0x20, 0x2, @in6={0xa, 0x0, 0x0, @mcast1}}}}]}]}, 0x6c}}, 0x0) syzkaller login: [ 57.691993][ T8278] IPVS: ftp: loaded support on port[0] = 21 [ 57.805651][ T8281] IPVS: ftp: loaded support on port[0] = 21 04:40:15 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7b, 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) bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0x5, 0xff, 0x26, 0x938, 0x11, 0x1, 0x0, [], 0x0, 0xffffffffffffffff, 0x0, 0x4}, 0x3c) [ 57.871933][ T8278] chnl_net:caif_netlink_parms(): no params data found [ 58.021549][ T8278] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.036481][ T8278] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.044073][ T8278] device bridge_slave_0 entered promiscuous mode [ 58.077148][ T8278] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.084286][ T8278] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.093891][ T8285] IPVS: ftp: loaded support on port[0] = 21 [ 58.100648][ T8278] device bridge_slave_1 entered promiscuous mode [ 58.116634][ T8281] chnl_net:caif_netlink_parms(): no params data found [ 58.144281][ T8278] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link 04:40:15 executing program 3: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000480)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCGSID(r0, 0x5429, 0x0) [ 58.186026][ T8278] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.231024][ T8278] team0: Port device team_slave_0 added [ 58.258111][ T8278] team0: Port device team_slave_1 added [ 58.281193][ T8281] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.290669][ T8281] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.298946][ T8281] device bridge_slave_0 entered promiscuous mode [ 58.327589][ T8281] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.334682][ T8281] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.345329][ T8281] device bridge_slave_1 entered promiscuous mode 04:40:16 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) r1 = socket$packet(0x11, 0x3, 0x300) recvmmsg(r1, &(0x7f0000000300), 0x121, 0x0, 0x0) setsockopt$packet_int(r1, 0x107, 0x8, &(0x7f0000000040)=0x3fd, 0x1b2) r2 = socket$inet6(0xa, 0x3, 0x6b) ioctl(r2, 0x1000008912, &(0x7f0000000000)="0815b5055e0bcfe87b3071") connect$inet6(r0, &(0x7f0000000100)={0xa, 0x0, 0x0, @mcast2, 0x4}, 0x1c) sendmmsg(r0, &(0x7f00000092c0), 0x4000000000001b9, 0x0) [ 58.409183][ T8278] device hsr_slave_0 entered promiscuous mode [ 58.458695][ T8278] device hsr_slave_1 entered promiscuous mode [ 58.534294][ T8288] IPVS: ftp: loaded support on port[0] = 21 [ 58.607423][ T8281] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link 04:40:16 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_MD5SIG(r0, 0x6, 0xe, &(0x7f00000001c0)={@in6={{0xa, 0x0, 0x0, @initdev={0xfe, 0x88, [], 0x0, 0x0}}}, 0x0, 0xff}, 0xd8) [ 58.660586][ T8281] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.689682][ T8285] chnl_net:caif_netlink_parms(): no params data found [ 58.739726][ T8281] team0: Port device team_slave_0 added [ 58.781669][ T8292] IPVS: ftp: loaded support on port[0] = 21 [ 58.799179][ T8281] team0: Port device team_slave_1 added [ 58.858123][ T8281] device hsr_slave_0 entered promiscuous mode [ 58.896645][ T8281] device hsr_slave_1 entered promiscuous mode [ 58.966459][ T8281] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 58.974138][ T8281] Cannot create hsr debugfs directory [ 58.989209][ T8285] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.996580][ T8285] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.004017][ T8285] device bridge_slave_0 entered promiscuous mode [ 59.012712][ T8285] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.019823][ T8285] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.027652][ T8285] device bridge_slave_1 entered promiscuous mode [ 59.054175][ T8278] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 59.065323][ T8293] IPVS: ftp: loaded support on port[0] = 21 [ 59.132357][ T8285] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.148934][ T8278] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 59.190293][ T8278] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 59.252713][ T8285] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.281668][ T8278] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 59.341654][ T8285] team0: Port device team_slave_0 added [ 59.365898][ T8288] chnl_net:caif_netlink_parms(): no params data found [ 59.380350][ T8285] team0: Port device team_slave_1 added [ 59.462084][ T8288] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.469631][ T8288] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.477457][ T8288] device bridge_slave_0 entered promiscuous mode [ 59.518474][ T8285] device hsr_slave_0 entered promiscuous mode [ 59.567083][ T8285] device hsr_slave_1 entered promiscuous mode [ 59.616500][ T8285] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 59.624064][ T8285] Cannot create hsr debugfs directory [ 59.655755][ T8292] chnl_net:caif_netlink_parms(): no params data found [ 59.665293][ T8288] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.673093][ T8288] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.681028][ T8288] device bridge_slave_1 entered promiscuous mode [ 59.765941][ T8293] chnl_net:caif_netlink_parms(): no params data found [ 59.776967][ T8288] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.786171][ T8281] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 59.832895][ T8281] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 59.891949][ T8281] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 59.952730][ T8281] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 60.010798][ T8288] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.055755][ T8288] team0: Port device team_slave_0 added [ 60.064842][ T8288] team0: Port device team_slave_1 added [ 60.158958][ T8288] device hsr_slave_0 entered promiscuous mode [ 60.196712][ T8288] device hsr_slave_1 entered promiscuous mode [ 60.236473][ T8288] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 60.244056][ T8288] Cannot create hsr debugfs directory [ 60.252704][ T8293] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.260394][ T8293] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.268365][ T8293] device bridge_slave_0 entered promiscuous mode [ 60.276255][ T8293] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.283425][ T8293] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.291113][ T8293] device bridge_slave_1 entered promiscuous mode [ 60.298778][ T8292] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.305812][ T8292] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.313512][ T8292] device bridge_slave_0 entered promiscuous mode [ 60.323283][ T8292] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.330446][ T8292] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.338630][ T8292] device bridge_slave_1 entered promiscuous mode [ 60.400735][ T8293] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.411724][ T8293] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.422321][ T8292] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.433868][ T8292] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.469708][ T8292] team0: Port device team_slave_0 added [ 60.505228][ T8292] team0: Port device team_slave_1 added [ 60.514303][ T8285] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 60.589108][ T8285] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 60.649688][ T8293] team0: Port device team_slave_0 added [ 60.655461][ T8285] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 60.758968][ T8292] device hsr_slave_0 entered promiscuous mode [ 60.796765][ T8292] device hsr_slave_1 entered promiscuous mode [ 60.846822][ T8292] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 60.854427][ T8292] Cannot create hsr debugfs directory [ 60.862536][ T8293] team0: Port device team_slave_1 added [ 60.868357][ T8285] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 60.910458][ T8278] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.928422][ T8288] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 60.984548][ T8288] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 61.100414][ T8293] device hsr_slave_0 entered promiscuous mode [ 61.156740][ T8293] device hsr_slave_1 entered promiscuous mode [ 61.206516][ T8293] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 61.214098][ T8293] Cannot create hsr debugfs directory [ 61.220094][ T8288] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 61.271631][ T8281] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.283881][ T4000] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.292211][ T4000] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.301635][ T8288] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 61.363139][ T8278] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.377905][ T4000] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.386509][ T4000] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.394803][ T4000] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.401960][ T4000] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.411245][ T4000] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.431465][ T8281] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.460906][ T4000] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.468875][ T4000] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.505142][ T3999] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.515190][ T3999] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.523693][ T3999] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.530781][ T3999] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.539427][ T3999] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.548076][ T3999] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.556296][ T3999] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.563386][ T3999] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.570912][ T3999] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.579994][ T3999] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.588503][ T3999] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.597044][ T3999] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.604073][ T3999] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.611805][ T3999] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.620452][ T3999] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.629105][ T3999] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.638114][ T3999] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.646250][ T3999] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.654806][ T3999] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.664868][ T3999] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.672979][ T3999] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.680826][ T3999] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.695263][ T8292] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 61.758133][ T8292] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 61.798166][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.807377][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.815614][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.824291][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.832617][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.841047][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.850267][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.858589][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.866915][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.875014][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.883228][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.904571][ T8292] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 61.958787][ T8292] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 62.009953][ T8278] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 62.030785][ T8281] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 62.042823][ T8281] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 62.059816][ T4000] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 62.068901][ T4000] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 62.086088][ T8278] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 62.112237][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 62.121027][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 62.141532][ T8293] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 62.193982][ T8293] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 62.259252][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 62.268367][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 62.275706][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 62.284467][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 62.300175][ T8281] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 62.309494][ T8293] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 62.358654][ T8293] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 62.430340][ T8285] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.452239][ T8288] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.481346][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 62.490337][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 62.501951][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 62.510764][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 62.520989][ T8278] device veth0_vlan entered promiscuous mode [ 62.539918][ T8278] device veth1_vlan entered promiscuous mode [ 62.547582][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 62.555190][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 62.563372][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 62.572879][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.580773][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.594566][ T8288] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.608416][ T8285] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.618027][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.625982][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.635381][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 62.644246][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 62.653317][ T2676] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.660493][ T2676] bridge0: port 1(bridge_slave_0) entered forwarding state [ 62.678021][ T8292] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.693373][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 62.702496][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 62.724241][ T8293] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.734619][ T8281] device veth0_vlan entered promiscuous mode [ 62.748203][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 62.760193][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 62.768607][ T2676] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.775625][ T2676] bridge0: port 1(bridge_slave_0) entered forwarding state [ 62.783575][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 62.792041][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 62.800370][ T2676] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.807431][ T2676] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.814880][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 62.822950][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 62.831154][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 62.839670][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 62.848774][ T2676] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.855801][ T2676] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.863488][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 62.872065][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 62.879939][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 62.887695][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 62.901997][ T8292] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.921976][ T8281] device veth1_vlan entered promiscuous mode [ 62.933842][ T8287] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 62.954294][ T8287] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.962366][ T8287] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.970071][ T8287] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 62.978674][ T8287] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 62.987424][ T8287] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.994466][ T8287] bridge0: port 1(bridge_slave_0) entered forwarding state [ 63.002182][ T8287] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 63.010891][ T8287] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 63.019255][ T8287] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.026275][ T8287] bridge0: port 2(bridge_slave_1) entered forwarding state [ 63.034054][ T8287] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 63.043720][ T8287] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 63.051601][ T8287] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 63.083530][ T8293] 8021q: adding VLAN 0 to HW filter on device team0 [ 63.117044][ T8287] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 63.125281][ T8287] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 63.172522][ T8287] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 63.189857][ T8287] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 63.205327][ T8287] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 63.215225][ T8287] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 63.230314][ T8287] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 63.243205][ T8287] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 63.255679][ T8287] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 63.270288][ T8287] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 63.281975][ T8287] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 63.294684][ T8287] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 63.305319][ T8287] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 63.321129][ T8287] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.329692][ T8287] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.339459][ T8287] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 63.347702][ T8287] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 63.372729][ T8292] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 63.383712][ T8292] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 63.414792][ T8292] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 168.166333][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 168.173214][ C0] rcu: 0-...!: (10499 ticks this GP) idle=8e2/1/0x4000000000000002 softirq=11059/11059 fqs=10 [ 168.183787][ C0] (t=10500 jiffies g=6401 q=204) [ 168.188794][ C0] rcu: rcu_preempt kthread starved for 10475 jiffies! g6401 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 168.199869][ C0] rcu: RCU grace-period kthread stack dump: [ 168.205737][ C0] rcu_preempt R running task 29032 10 2 0x80004000 [ 168.213619][ C0] Call Trace: [ 168.216903][ C0] __schedule+0x9a0/0xcc0 [ 168.221228][ C0] schedule+0x181/0x210 [ 168.225374][ C0] schedule_timeout+0x14f/0x240 [ 168.230209][ C0] ? run_local_timers+0x120/0x120 [ 168.235222][ C0] rcu_gp_kthread+0xed8/0x1770 [ 168.239987][ C0] kthread+0x332/0x350 [ 168.244037][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 168.249131][ C0] ? kthread_blkcg+0xe0/0xe0 [ 168.253707][ C0] ret_from_fork+0x24/0x30 [ 168.258113][ C0] NMI backtrace for cpu 0 [ 168.262428][ C0] CPU: 0 PID: 8298 Comm: blkid Not tainted 5.5.0-rc5-syzkaller #0 [ 168.270208][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 168.280244][ C0] Call Trace: [ 168.283508][ C0] [ 168.286343][ C0] dump_stack+0x1fb/0x318 [ 168.290658][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 168.295494][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 168.301635][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 168.307704][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 168.313696][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 168.319576][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 168.324683][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 168.329880][ C0] ? trace_hardirqs_off+0x74/0x80 [ 168.334895][ C0] update_process_times+0x12d/0x180 [ 168.340081][ C0] tick_sched_timer+0x263/0x420 [ 168.344925][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 168.350465][ C0] __hrtimer_run_queues+0x403/0x840 [ 168.355669][ C0] hrtimer_interrupt+0x38c/0xda0 [ 168.360614][ C0] ? debug_smp_processor_id+0x9/0x20 [ 168.365895][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 168.371450][ C0] apic_timer_interrupt+0xf/0x20 [ 168.376371][ C0] [ 168.379300][ C0] RIP: 0010:mod_memcg_page_state+0x16/0x190 [ 168.385177][ C0] 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 ba 27 2e 00 <48> 83 c3 38 48 89 d8 48 c1 e8 03 49 bc 00 00 00 00 00 fc ff df 42 [ 168.404768][ C0] RSP: 0018:ffffc900023277d0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 168.413161][ C0] RAX: ffffffff814896c6 RBX: ffffea0001a78dc0 RCX: ffff8880a4c0a340 [ 168.421113][ C0] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea0001a78dc0 [ 168.429071][ C0] RBP: ffffc900023277f0 R08: 000000000003a728 R09: ffffed10144bf691 [ 168.437028][ C0] R10: ffffed10144bf691 R11: 0000000000000000 R12: ffff88809f7854a0 [ 168.444985][ C0] R13: dffffc0000000000 R14: 00000000fffffffc R15: ffff8880a25fb478 [ 168.453056][ C0] ? mod_memcg_page_state+0x16/0x190 [ 168.458337][ C0] free_thread_stack+0x168/0x590 [ 168.463288][ C0] put_task_stack+0xa3/0x130 [ 168.467990][ C0] finish_task_switch+0x3f1/0x550 [ 168.473025][ C0] __schedule+0x9a8/0xcc0 [ 168.477365][ C0] ? ___preempt_schedule+0x16/0x18 [ 168.482477][ C0] preempt_schedule+0xdb/0x120 [ 168.487234][ C0] ___preempt_schedule+0x16/0x18 [ 168.492161][ C0] ? release_pages+0x1326/0x14f0 [ 168.497089][ C0] _raw_spin_unlock_irqrestore+0xcc/0xe0 [ 168.502708][ C0] release_pages+0x1326/0x14f0 [ 168.507469][ C0] free_pages_and_swap_cache+0x96/0xb0 [ 168.512915][ C0] tlb_flush_mmu+0x755/0x8f0 [ 168.517502][ C0] tlb_finish_mmu+0xd2/0x1f0 [ 168.522085][ C0] exit_mmap+0x29b/0x530 [ 168.526309][ C0] ? exit_aio+0x25e/0x370 [ 168.530636][ C0] __mmput+0x120/0x3a0 [ 168.534727][ C0] mmput+0x5d/0x70 [ 168.538435][ C0] exit_mm+0x50a/0x590 [ 168.542515][ C0] do_exit+0x572/0x2000 [ 168.546666][ C0] ? check_preemption_disabled+0xb4/0x260 [ 168.552382][ C0] ? debug_smp_processor_id+0x1c/0x20 [ 168.557747][ C0] do_group_exit+0x15c/0x2b0 [ 168.562329][ C0] __do_sys_exit_group+0x17/0x20 [ 168.567255][ C0] __se_sys_exit_group+0x14/0x20 [ 168.572176][ C0] __x64_sys_exit_group+0x3b/0x40 [ 168.577192][ C0] do_syscall_64+0xf7/0x1c0 [ 168.581683][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 168.587558][ C0] RIP: 0033:0x7f9867cb51e8 [ 168.592026][ C0] Code: Bad RIP value. [ 168.596082][ C0] RSP: 002b:00007ffe5ddf2a48 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 168.604496][ C0] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9867cb51e8 [ 168.612469][ C0] RDX: 0000000000000002 RSI: 000000000000003c RDI: 0000000000000002 [ 168.620451][ C0] RBP: 00007f9867f8a840 R08: 00000000000000e7 R09: ffffffffffffffa8 [ 168.628410][ C0] R10: 00007f9867f90740 R11: 0000000000000246 R12: 00007f9867f8a840 [ 168.636379][ C0] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000