[ 48.720482][ T28] audit: type=1800 audit(1578470453.201:26): pid=8261 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 48.764127][ T28] audit: type=1800 audit(1578470453.201:27): pid=8261 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 48.804129][ T28] audit: type=1800 audit(1578470453.201:28): pid=8261 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. [ 49.536182][ T28] audit: type=1800 audit(1578470454.031:29): pid=8261 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.149' (ECDSA) to the list of known hosts. 2020/01/08 08:01:05 fuzzer started 2020/01/08 08:01:07 dialing manager at 10.128.0.26:35703 2020/01/08 08:01:07 syscalls: 2824 2020/01/08 08:01:07 code coverage: enabled 2020/01/08 08:01:07 comparison tracing: enabled 2020/01/08 08:01:07 extra coverage: enabled 2020/01/08 08:01:07 setuid sandbox: enabled 2020/01/08 08:01:07 namespace sandbox: enabled 2020/01/08 08:01:07 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 08:01:07 fault injection: enabled 2020/01/08 08:01:07 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 08:01:07 net packet injection: enabled 2020/01/08 08:01:07 net device setup: enabled 2020/01/08 08:01:07 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 08:01:07 devlink PCI setup: PCI device 0000:00:10.0 is not available 08:01:08 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) getsockopt$inet6_tcp_buf(r0, 0x6, 0x4, 0x0, &(0x7f0000000280)) 08:01:08 executing program 1: r0 = syz_open_dev$dri(&(0x7f00000001c0)='/dev/dri/card#\x00', 0x0, 0x0) ioctl$DRM_IOCTL_AGP_UNBIND(r0, 0x40106437, &(0x7f00000000c0)) syzkaller login: [ 63.756156][ T8428] IPVS: ftp: loaded support on port[0] = 21 [ 63.897712][ T8428] chnl_net:caif_netlink_parms(): no params data found 08:01:08 executing program 2: r0 = memfd_create(&(0x7f0000000100)='\vem1\xc1\xf8\xa6\x8dN\xc0\xa3\\\xe2\xcb\xa2\xba\xa5\x19\x97\xac#*\xff', 0x0) mmap(&(0x7f0000000000/0x7000)=nil, 0x7000, 0x0, 0x11, r0, 0x0) pselect6(0x40, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x0) [ 63.979826][ T8431] IPVS: ftp: loaded support on port[0] = 21 [ 63.988226][ T8428] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.996448][ T8428] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.023636][ T8428] device bridge_slave_0 entered promiscuous mode [ 64.035404][ T8428] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.052006][ T8428] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.072366][ T8428] device bridge_slave_1 entered promiscuous mode [ 64.128701][ T8428] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 64.155215][ T8428] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 64.197198][ T8428] team0: Port device team_slave_0 added [ 64.207729][ T8428] team0: Port device team_slave_1 added [ 64.221447][ T8433] IPVS: ftp: loaded support on port[0] = 21 08:01:08 executing program 3: r0 = socket$rxrpc(0x21, 0x2, 0xa) bind$rxrpc(r0, &(0x7f0000000000)=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @mcast2={0xff, 0x3}}}, 0x24) setsockopt$RXRPC_SECURITY_KEY(r0, 0x110, 0x1, 0x0, 0x0) [ 64.335783][ T8428] device hsr_slave_0 entered promiscuous mode [ 64.393942][ T8428] device hsr_slave_1 entered promiscuous mode [ 64.459417][ T8436] IPVS: ftp: loaded support on port[0] = 21 [ 64.504837][ T8431] chnl_net:caif_netlink_parms(): no params data found 08:01:09 executing program 4: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, 0x0, 0x0) setsockopt$inet_sctp6_SCTP_I_WANT_MAPPED_V4_ADDR(r0, 0x84, 0xc, &(0x7f0000000000), 0x4) [ 64.663610][ T8431] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.670815][ T8431] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.695078][ T8431] device bridge_slave_0 entered promiscuous mode [ 64.712959][ T8433] chnl_net:caif_netlink_parms(): no params data found [ 64.729949][ T8431] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.744822][ T8431] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.753304][ T8431] device bridge_slave_1 entered promiscuous mode [ 64.825627][ T8439] IPVS: ftp: loaded support on port[0] = 21 [ 64.861543][ T8431] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 64.898302][ T8433] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.910232][ T8433] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.932770][ T8433] device bridge_slave_0 entered promiscuous mode 08:01:09 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r2, &(0x7f0000000040)={0xa, 0x0, 0x0, @dev, 0x6}, 0x1c) setsockopt$inet6_opts(r2, 0x29, 0x3c, 0x0, 0x0) [ 64.942131][ T8436] chnl_net:caif_netlink_parms(): no params data found [ 64.960598][ T8431] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 64.985234][ T8428] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 65.047612][ T8433] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.055256][ T8433] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.063126][ T8433] device bridge_slave_1 entered promiscuous mode [ 65.078536][ T8431] team0: Port device team_slave_0 added [ 65.086432][ T8431] team0: Port device team_slave_1 added [ 65.092944][ T8428] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 65.133843][ T8428] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 65.188165][ T8428] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 65.304765][ T8431] device hsr_slave_0 entered promiscuous mode [ 65.342333][ T8431] device hsr_slave_1 entered promiscuous mode [ 65.412019][ T8431] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 65.419724][ T8431] Cannot create hsr debugfs directory [ 65.446225][ T8433] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 65.457641][ T8433] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 65.484008][ T8433] team0: Port device team_slave_0 added [ 65.497485][ T8442] IPVS: ftp: loaded support on port[0] = 21 [ 65.527830][ T8433] team0: Port device team_slave_1 added [ 65.547244][ T8436] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.554737][ T8436] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.563185][ T8436] device bridge_slave_0 entered promiscuous mode [ 65.596767][ T8436] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.607898][ T8436] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.615962][ T8436] device bridge_slave_1 entered promiscuous mode [ 65.635109][ T8439] chnl_net:caif_netlink_parms(): no params data found [ 65.704676][ T8433] device hsr_slave_0 entered promiscuous mode [ 65.772218][ T8433] device hsr_slave_1 entered promiscuous mode [ 65.842171][ T8433] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 65.849894][ T8433] Cannot create hsr debugfs directory [ 65.877628][ T8436] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 65.909092][ T8436] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 65.969374][ T8431] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 66.017415][ T8431] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 66.065746][ T8431] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 66.119863][ T8439] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.127790][ T8439] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.135859][ T8439] device bridge_slave_0 entered promiscuous mode [ 66.145261][ T8436] team0: Port device team_slave_0 added [ 66.155462][ T8431] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 66.221349][ T8439] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.228548][ T8439] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.236405][ T8439] device bridge_slave_1 entered promiscuous mode [ 66.244564][ T8436] team0: Port device team_slave_1 added [ 66.276089][ T8439] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.288898][ T8439] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.355684][ T8442] chnl_net:caif_netlink_parms(): no params data found [ 66.413649][ T8436] device hsr_slave_0 entered promiscuous mode [ 66.452329][ T8436] device hsr_slave_1 entered promiscuous mode [ 66.502013][ T8436] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 66.509604][ T8436] Cannot create hsr debugfs directory [ 66.517073][ T8439] team0: Port device team_slave_0 added [ 66.527857][ T8439] team0: Port device team_slave_1 added [ 66.546625][ T8428] 8021q: adding VLAN 0 to HW filter on device bond0 [ 66.600339][ T8433] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 66.703896][ T8439] device hsr_slave_0 entered promiscuous mode [ 66.762189][ T8439] device hsr_slave_1 entered promiscuous mode [ 66.812123][ T8439] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 66.819765][ T8439] Cannot create hsr debugfs directory [ 66.827118][ T8433] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 66.876478][ T8433] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 66.938681][ T8433] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 66.994068][ T8442] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.001143][ T8442] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.009754][ T8442] device bridge_slave_0 entered promiscuous mode [ 67.021243][ T2837] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.030225][ T2837] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.063166][ T8442] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.070324][ T8442] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.078735][ T8442] device bridge_slave_1 entered promiscuous mode [ 67.087176][ T8428] 8021q: adding VLAN 0 to HW filter on device team0 [ 67.123501][ T8442] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.163208][ T8436] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 67.227708][ T8442] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.247116][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 67.257124][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 67.265718][ T17] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.272911][ T17] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.281062][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 67.295444][ T8436] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 67.356506][ T8436] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 67.416955][ T8442] team0: Port device team_slave_0 added [ 67.424654][ T8442] team0: Port device team_slave_1 added [ 67.432291][ T2830] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 67.440757][ T2830] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 67.449680][ T2830] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.456763][ T2830] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.473022][ T2692] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 67.481578][ T2692] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 67.493828][ T8436] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 67.552900][ T8431] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.577605][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 67.589357][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 67.600481][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 67.632080][ T2830] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 67.632764][ T2830] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 67.649043][ T2830] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 67.657982][ T2830] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 67.734608][ T8442] device hsr_slave_0 entered promiscuous mode [ 67.772780][ T8442] device hsr_slave_1 entered promiscuous mode [ 67.821986][ T8442] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 67.829567][ T8442] Cannot create hsr debugfs directory [ 67.847950][ T8428] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 67.859468][ T8428] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 67.870306][ T8439] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 67.914480][ T8439] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 67.957214][ T8439] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 68.004414][ T2837] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 68.012769][ T2837] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 68.020826][ T2837] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 68.028496][ T2837] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 68.039884][ T8431] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.060350][ T8428] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 68.077327][ T8439] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 68.116739][ T2837] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 68.124269][ T2837] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 68.131643][ T2837] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 68.140553][ T2837] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 68.149107][ T2837] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.156237][ T2837] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.165147][ T2837] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 68.193403][ T2692] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 68.205408][ T2692] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 68.214669][ T2692] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.221705][ T2692] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.229751][ T2692] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 68.265435][ T2830] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 68.274011][ T2830] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 68.283076][ T2830] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 68.291532][ T2830] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 68.302003][ T2830] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 68.310253][ T2830] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 68.320165][ T2830] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 68.329198][ T2830] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 68.337271][ T2830] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 68.353949][ T8428] device veth0_vlan entered promiscuous mode [ 68.360790][ T2830] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 68.369753][ T2830] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 68.378188][ T2830] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 68.386332][ T2830] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 68.394779][ T2830] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 68.410011][ T8433] 8021q: adding VLAN 0 to HW filter on device bond0 [ 68.426977][ T8431] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 68.438215][ T8431] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 68.463759][ T8428] device veth1_vlan entered promiscuous mode [ 68.477882][ T2837] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 68.488102][ T2837] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 68.496517][ T2837] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 68.505861][ T2837] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 68.513770][ T2837] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 68.544652][ T8433] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.551402][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 68.559237][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 68.577247][ T8431] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 68.601637][ T8442] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 68.657395][ T8442] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 68.718675][ T8442] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 68.776695][ T8442] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 68.835641][ T8439] 8021q: adding VLAN 0 to HW filter on device bond0 [ 68.851408][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 68.859540][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 68.869044][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 68.877500][ T17] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.884593][ T17] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.893271][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 68.901661][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 68.909982][ T17] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.917025][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.924909][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 68.933417][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 68.942286][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 68.968215][ T8436] 8021q: adding VLAN 0 to HW filter on device bond0 [ 68.988198][ T8439] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.998609][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 69.008120][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 69.017034][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 69.025845][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 69.034717][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 69.043569][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 69.051838][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 69.059437][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 69.067240][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 69.075234][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 69.083716][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 69.101541][ T8433] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 69.114223][ T8433] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 69.128367][ T8436] 8021q: adding VLAN 0 to HW filter on device team0 [ 69.143085][ T8431] device veth0_vlan entered promiscuous mode [ 69.154395][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 69.167999][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 69.190383][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 174.191859][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 174.198746][ C1] rcu: 1-...!: (10499 ticks this GP) idle=d22/1/0x4000000000000002 softirq=12801/12801 fqs=0 [ 174.209247][ C1] (t=10501 jiffies g=6825 q=111) [ 174.214271][ C1] rcu: rcu_preempt kthread starved for 10502 jiffies! g6825 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 174.225353][ C1] rcu: RCU grace-period kthread stack dump: [ 174.231234][ C1] rcu_preempt R running task 29032 10 2 0x80004000 [ 174.239134][ C1] Call Trace: [ 174.242419][ C1] __schedule+0x9a0/0xcc0 [ 174.246761][ C1] schedule+0x181/0x210 [ 174.250933][ C1] schedule_timeout+0x14f/0x240 [ 174.255783][ C1] ? run_local_timers+0x120/0x120 [ 174.260804][ C1] rcu_gp_kthread+0xed8/0x1770 [ 174.265587][ C1] kthread+0x332/0x350 [ 174.269648][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 174.274754][ C1] ? kthread_blkcg+0xe0/0xe0 [ 174.279337][ C1] ret_from_fork+0x24/0x30 [ 174.283755][ C1] NMI backtrace for cpu 1 [ 174.288074][ C1] CPU: 1 PID: 8447 Comm: syz-executor.0 Not tainted 5.5.0-rc5-syzkaller #0 [ 174.296639][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 174.306680][ C1] Call Trace: [ 174.309957][ C1] [ 174.312811][ C1] dump_stack+0x1fb/0x318 [ 174.317157][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 174.322010][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 174.328179][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 174.334240][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 174.340224][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 174.346111][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 174.351224][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 174.356418][ C1] ? trace_hardirqs_off+0x74/0x80 [ 174.361437][ C1] update_process_times+0x12d/0x180 [ 174.366624][ C1] tick_sched_timer+0x263/0x420 [ 174.371462][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 174.376994][ C1] __hrtimer_run_queues+0x403/0x840 [ 174.382283][ C1] hrtimer_interrupt+0x38c/0xda0 [ 174.387227][ C1] ? debug_smp_processor_id+0x9/0x20 [ 174.392504][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 174.398039][ C1] apic_timer_interrupt+0xf/0x20 [ 174.402959][ C1] [ 174.405888][ C1] RIP: 0010:__memcg_kmem_uncharge+0xd/0x1a0 [ 174.411769][ C1] Code: 81 c3 08 02 00 00 48 89 df 4c 89 f6 e8 8c 85 ff ff 5b 41 5e 5d c3 0f 1f 80 00 00 00 00 55 48 89 e5 41 57 41 56 41 55 41 54 53 <50> 89 f3 49 89 fc 48 b8 00 00 00 00 00 fc ff df 4c 8d 77 38 4d 89 [ 174.431375][ C1] RSP: 0018:ffffc90002607828 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 174.439774][ C1] RAX: ffffffff81489244 RBX: ffffea000253c800 RCX: 0000000000040000 [ 174.447731][ C1] RDX: ffffc90001fb9000 RSI: 0000000000000000 RDI: ffffea000253c800 [ 174.455689][ C1] RBP: ffffc90002607850 R08: dffffc0000000000 R09: fffffbfff12c962d [ 174.464603][ C1] R10: fffffbfff12c962d R11: 0000000000000000 R12: ffff8880a85db0a0 [ 174.472574][ C1] R13: dffffc0000000000 R14: 1ffff110150bb614 R15: ffff8880977cb9b8 [ 174.480544][ C1] ? free_thread_stack+0x124/0x590 [ 174.485648][ C1] ? free_thread_stack+0x124/0x590 [ 174.490758][ C1] free_thread_stack+0x12e/0x590 [ 174.495692][ C1] put_task_stack+0xa3/0x130 [ 174.500272][ C1] finish_task_switch+0x3f1/0x550 [ 174.505288][ C1] __schedule+0x9a8/0xcc0 [ 174.509639][ C1] ? ___preempt_schedule+0x16/0x18 [ 174.514735][ C1] preempt_schedule+0xdb/0x120 [ 174.519485][ C1] ___preempt_schedule+0x16/0x18 [ 174.524426][ C1] try_to_wake_up+0xe78/0x1050 [ 174.529180][ C1] ? do_raw_spin_unlock+0x142/0x950 [ 174.534391][ C1] wake_up_q+0x8c/0xe0 [ 174.538451][ C1] futex_wake+0x51c/0x6f0 [ 174.542777][ C1] do_futex+0x3f5/0x3d60 [ 174.547011][ C1] ? __lock_acquire+0xc75/0x1be0 [ 174.551967][ C1] ? percpu_counter_add_batch+0x153/0x170 [ 174.557671][ C1] ? __might_fault+0xf9/0x160 [ 174.562343][ C1] ? __might_fault+0xf9/0x160 [ 174.567013][ C1] ? check_preemption_disabled+0xb4/0x260 [ 174.572718][ C1] ? debug_smp_processor_id+0x9/0x20 [ 174.577993][ C1] __se_sys_futex+0x28c/0x360 [ 174.582657][ C1] ? prepare_exit_to_usermode+0x221/0x5b0 [ 174.588361][ C1] ? trace_irq_disable_rcuidle+0x23/0x1e0 [ 174.594064][ C1] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 174.599512][ C1] __x64_sys_futex+0xe5/0x100 [ 174.604182][ C1] do_syscall_64+0xf7/0x1c0 [ 174.608674][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 174.614558][ C1] RIP: 0033:0x45af49 [ 174.619404][ C1] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 174.638994][ C1] RSP: 002b:00007f699836bcf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 174.647406][ C1] RAX: ffffffffffffffda RBX: 000000000075bf28 RCX: 000000000045af49 [ 174.655384][ C1] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 000000000075bf2c [ 174.663359][ C1] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 174.671326][ C1] R10: 0000000000000003 R11: 0000000000000246 R12: 000000000075bf2c [ 174.679299][ C1] R13: 00007ffe64d81b8f R14: 00007f699836c9c0 R15: 000000000075bf2c