[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 60.880393][ T26] audit: type=1800 audit(1578453963.042:25): pid=8529 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 60.899673][ T26] audit: type=1800 audit(1578453963.042:26): pid=8529 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 60.919347][ T26] audit: type=1800 audit(1578453963.042:27): pid=8529 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 '10.128.10.60' (ECDSA) to the list of known hosts. 2020/01/08 03:26:13 fuzzer started 2020/01/08 03:26:15 dialing manager at 10.128.0.26:35703 2020/01/08 03:26:15 syscalls: 2824 2020/01/08 03:26:15 code coverage: enabled 2020/01/08 03:26:15 comparison tracing: enabled 2020/01/08 03:26:15 extra coverage: enabled 2020/01/08 03:26:15 setuid sandbox: enabled 2020/01/08 03:26:15 namespace sandbox: enabled 2020/01/08 03:26:15 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 03:26:15 fault injection: enabled 2020/01/08 03:26:15 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 03:26:15 net packet injection: enabled 2020/01/08 03:26:15 net device setup: enabled 2020/01/08 03:26:15 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 03:26:15 devlink PCI setup: PCI device 0000:00:10.0 is not available 03:26:16 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000240)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket(0x2, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_SET_SIZE_BLOCKS(r0, 0xab07, 0x8e0f) syz_open_dev$ndb(0x0, 0x0, 0x0) 03:26:17 executing program 1: syz_read_part_table(0x0, 0xaaaaaaaaaaaac47, &(0x7f0000000080)=[{&(0x7f0000000000)="0201050000000a0000144c00000000ffffffa9000800000000000000004000ffffff85000000e1000000887700720030b5829237c30000000000008000da55aa", 0x40, 0x1c0}]) syzkaller login: [ 74.976438][ T8696] IPVS: ftp: loaded support on port[0] = 21 03:26:17 executing program 2: socketpair(0x1e, 0x1, 0x0, &(0x7f0000000140)={0x0, 0x0}) recvmsg$kcm(r0, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000003400)=[{&(0x7f0000000380)=""/195, 0xc3}], 0x1}, 0x0) close(r0) sendmsg$kcm(r1, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000a00)=[{&(0x7f0000000600)="a5ab3c2043503f3cd6bbe15099777da8db2a5a04084d696b0ce1c10106a603f447bad59d3c5ab1858f2af4d627e14e18b4552e4171114938941a947a526598db164c3ea1aadc305a7241f77fefeae0996ae47e35acc2ffe29616c4275ac7499fe04d6f4eb53d3eb7cb6a023157547b24c2f6c7a179673a7de0b80e0bb9424fe6f976351d6c8e35cc1e6d5e83a6be15b7acfe55e813bca95d6e22b71c0bcf6f5a87329681ca6377bb96cc46184f6d05a593403725072d54556da3ca92d7e553299fa1ca0a", 0xc4}], 0x1}, 0x0) [ 75.157415][ T8696] chnl_net:caif_netlink_parms(): no params data found [ 75.189313][ T8699] IPVS: ftp: loaded support on port[0] = 21 [ 75.205315][ T8696] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.223029][ T8696] bridge0: port 1(bridge_slave_0) entered disabled state [ 75.231115][ T8696] device bridge_slave_0 entered promiscuous mode [ 75.279301][ T8696] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.304289][ T8696] bridge0: port 2(bridge_slave_1) entered disabled state [ 75.312236][ T8696] device bridge_slave_1 entered promiscuous mode [ 75.354823][ T8696] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 75.384607][ T8696] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 75.394775][ T8701] IPVS: ftp: loaded support on port[0] = 21 [ 75.433269][ T8696] team0: Port device team_slave_0 added [ 75.451299][ T8696] team0: Port device team_slave_1 added 03:26:17 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) unlinkat(0xffffffffffffffff, &(0x7f0000000000)='./file0\x00', 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(0xffffffffffffffff, 0x4010ae67, &(0x7f0000000040)={0x200c}) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) ioctl$TUNSETQUEUE(0xffffffffffffffff, 0x400454d9, &(0x7f0000000100)) r4 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_IRQCHIP(r1, 0x8208ae63, &(0x7f0000000280)={0x0, 0x0, @ioapic={0x2fe507e1b71adef8, 0x0, 0x6}}) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r4, 0x4090ae82, &(0x7f0000000480)={[0x0, 0x0, 0x0, 0x20, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r4, 0xae80, 0x0) [ 75.509675][ T8699] chnl_net:caif_netlink_parms(): no params data found [ 75.634739][ T8696] device hsr_slave_0 entered promiscuous mode [ 75.693931][ T8696] device hsr_slave_1 entered promiscuous mode 03:26:17 executing program 4: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x3, 0x7) connect$inet6(r0, &(0x7f00000000c0)={0xa, 0x0, 0x0, @loopback}, 0x1c) setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f0000000340)={{{@in=@multicast1, @in=@empty, 0x0, 0x0, 0x0, 0x0, 0xa}, {}, {}, 0x0, 0x0, 0x1}, {{@in=@remote, 0x0, 0x33}, 0x0, @in=@broadcast, 0x0, 0x0, 0x0, 0x6}}, 0xe8) sendmmsg(r0, &(0x7f0000000480), 0x2e9, 0x0) [ 75.775201][ T8704] IPVS: ftp: loaded support on port[0] = 21 [ 75.896793][ T8699] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.906539][ T8699] bridge0: port 1(bridge_slave_0) entered disabled state [ 75.914551][ T8699] device bridge_slave_0 entered promiscuous mode [ 75.935893][ T8701] chnl_net:caif_netlink_parms(): no params data found [ 75.964942][ T8699] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.972065][ T8699] bridge0: port 2(bridge_slave_1) entered disabled state [ 75.983462][ T8699] device bridge_slave_1 entered promiscuous mode 03:26:18 executing program 5: getsockopt$IP_VS_SO_GET_VERSION(0xffffffffffffffff, 0x0, 0x480, 0x0, 0x0) perf_event_open(&(0x7f0000000440)={0x0, 0x70, 0xb8, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) mkdir(0x0, 0x0) open$dir(0x0, 0x0, 0x0) mknodat(0xffffffffffffffff, 0x0, 0x0, 0x0) r0 = memfd_create(&(0x7f0000000140)='\x00\x04\x00\x00', 0x0) write$binfmt_elf32(r0, &(0x7f00000004c0)=ANY=[], 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$sock_inet6_SIOCDELRT(r1, 0x890c, &(0x7f0000000080)={@rand_addr="ed246ecaa59bd2335a265b2a87c15e7a", @rand_addr="787626e915d22d9d7f648cf9eb04f900", @remote, 0x0, 0x6e8, 0x0, 0x0, 0x7ffffffa}) r2 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r2, &(0x7f0000000040)={0xa, 0x0, 0x0, @remote, 0x4}, 0x1c) getsockopt$IP_VS_SO_GET_VERSION(r2, 0x0, 0x480, &(0x7f00000000c0), 0x0) openat$autofs(0xffffffffffffff9c, 0x0, 0x0, 0x0) [ 76.074872][ T8699] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 76.109902][ T8699] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 76.129002][ T8707] IPVS: ftp: loaded support on port[0] = 21 [ 76.177753][ T8701] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.193192][ T8701] bridge0: port 1(bridge_slave_0) entered disabled state [ 76.201799][ T8701] device bridge_slave_0 entered promiscuous mode [ 76.212052][ T8699] team0: Port device team_slave_0 added [ 76.219037][ T8696] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 76.273970][ T8701] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.281090][ T8701] bridge0: port 2(bridge_slave_1) entered disabled state [ 76.289214][ T8701] device bridge_slave_1 entered promiscuous mode [ 76.297715][ T8699] team0: Port device team_slave_1 added [ 76.311257][ T8709] IPVS: ftp: loaded support on port[0] = 21 [ 76.320169][ T8696] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 76.374950][ T8696] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 76.418004][ T8696] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 76.575872][ T8699] device hsr_slave_0 entered promiscuous mode [ 76.642880][ T8699] device hsr_slave_1 entered promiscuous mode [ 76.702774][ T8699] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 76.710628][ T8699] Cannot create hsr debugfs directory [ 76.718837][ T8704] chnl_net:caif_netlink_parms(): no params data found [ 76.735349][ T8701] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 76.748065][ T8701] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 76.797072][ T8701] team0: Port device team_slave_0 added [ 76.807366][ T8701] team0: Port device team_slave_1 added [ 76.821402][ T8704] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.829026][ T8704] bridge0: port 1(bridge_slave_0) entered disabled state [ 76.836819][ T8704] device bridge_slave_0 entered promiscuous mode [ 76.852249][ T8704] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.859705][ T8704] bridge0: port 2(bridge_slave_1) entered disabled state [ 76.868342][ T8704] device bridge_slave_1 entered promiscuous mode [ 76.984343][ T8701] device hsr_slave_0 entered promiscuous mode [ 77.033073][ T8701] device hsr_slave_1 entered promiscuous mode [ 77.072734][ T8701] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 77.080345][ T8701] Cannot create hsr debugfs directory [ 77.118980][ T8704] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 77.152877][ T8704] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 77.217262][ T8707] chnl_net:caif_netlink_parms(): no params data found [ 77.250701][ T8704] team0: Port device team_slave_0 added [ 77.298810][ T8704] team0: Port device team_slave_1 added [ 77.317497][ T8709] chnl_net:caif_netlink_parms(): no params data found [ 77.330331][ T8699] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 77.434348][ T8704] device hsr_slave_0 entered promiscuous mode [ 77.485514][ T8704] device hsr_slave_1 entered promiscuous mode [ 77.523472][ T8704] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 77.531130][ T8704] Cannot create hsr debugfs directory [ 77.545967][ T8699] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 77.584507][ T8701] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 77.641237][ T8696] 8021q: adding VLAN 0 to HW filter on device bond0 [ 77.651650][ T8707] bridge0: port 1(bridge_slave_0) entered blocking state [ 77.662033][ T8707] bridge0: port 1(bridge_slave_0) entered disabled state [ 77.669833][ T8707] device bridge_slave_0 entered promiscuous mode [ 77.681890][ T8707] bridge0: port 2(bridge_slave_1) entered blocking state [ 77.688994][ T8707] bridge0: port 2(bridge_slave_1) entered disabled state [ 77.696745][ T8707] device bridge_slave_1 entered promiscuous mode [ 77.707979][ T8699] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 77.753929][ T8701] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 77.823848][ T8699] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 77.873945][ T8701] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 77.928619][ T8707] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 77.941697][ T8707] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 77.951598][ T8709] bridge0: port 1(bridge_slave_0) entered blocking state [ 77.959174][ T8709] bridge0: port 1(bridge_slave_0) entered disabled state [ 77.966982][ T8709] device bridge_slave_0 entered promiscuous mode [ 77.978890][ T8709] bridge0: port 2(bridge_slave_1) entered blocking state [ 77.986137][ T8709] bridge0: port 2(bridge_slave_1) entered disabled state [ 77.994203][ T8709] device bridge_slave_1 entered promiscuous mode [ 78.004084][ T2680] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 78.012370][ T2680] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 78.021354][ T8701] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 78.099899][ T8696] 8021q: adding VLAN 0 to HW filter on device team0 [ 78.124165][ T8707] team0: Port device team_slave_0 added [ 78.131502][ T8707] team0: Port device team_slave_1 added [ 78.139400][ T8709] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 78.179978][ T8709] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 78.194769][ T2680] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 78.203653][ T2680] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 78.212050][ T2680] bridge0: port 1(bridge_slave_0) entered blocking state [ 78.219299][ T2680] bridge0: port 1(bridge_slave_0) entered forwarding state [ 78.227513][ T2680] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 78.237172][ T2680] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 78.245781][ T2680] bridge0: port 2(bridge_slave_1) entered blocking state [ 78.253268][ T2680] bridge0: port 2(bridge_slave_1) entered forwarding state [ 78.261520][ T2680] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 78.270468][ T2680] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 78.326523][ T8707] device hsr_slave_0 entered promiscuous mode [ 78.384086][ T8707] device hsr_slave_1 entered promiscuous mode [ 78.422786][ T8707] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 78.430398][ T8707] Cannot create hsr debugfs directory [ 78.436993][ T2810] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 78.446555][ T2810] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 78.455374][ T2810] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 78.463923][ T2810] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 78.513438][ T8709] team0: Port device team_slave_0 added [ 78.545498][ T2810] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 78.554930][ T2810] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 78.567025][ T8709] team0: Port device team_slave_1 added [ 78.635833][ T8709] device hsr_slave_0 entered promiscuous mode [ 78.683061][ T8709] device hsr_slave_1 entered promiscuous mode [ 78.732696][ T8709] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 78.740556][ T8709] Cannot create hsr debugfs directory [ 78.756328][ T8704] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 78.806927][ T8704] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 78.870554][ T2938] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 78.879241][ T2938] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 78.887948][ T2938] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 78.896525][ T2938] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 78.908691][ T8704] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 78.959194][ T8704] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 79.024703][ T8696] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 79.088521][ T8701] 8021q: adding VLAN 0 to HW filter on device bond0 [ 79.118766][ T8707] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 79.158259][ T8707] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 79.215152][ T2810] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 79.223060][ T2810] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 79.240628][ T8699] 8021q: adding VLAN 0 to HW filter on device bond0 [ 79.260475][ T8707] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 79.305298][ T8696] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 79.316802][ T8701] 8021q: adding VLAN 0 to HW filter on device team0 [ 79.324233][ T2680] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 79.331932][ T2680] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 79.357610][ T8707] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 79.436103][ T8699] 8021q: adding VLAN 0 to HW filter on device team0 [ 79.447169][ T2938] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 79.455768][ T2938] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 79.489577][ T2810] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 79.500552][ T2810] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 79.509370][ T2810] bridge0: port 1(bridge_slave_0) entered blocking state [ 79.516474][ T2810] bridge0: port 1(bridge_slave_0) entered forwarding state [ 79.525354][ T2810] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 79.534363][ T2810] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 79.543596][ T2810] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 79.552119][ T2810] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 79.560637][ T2810] bridge0: port 2(bridge_slave_1) entered blocking state [ 79.567737][ T2810] bridge0: port 2(bridge_slave_1) entered forwarding state [ 79.575943][ T2810] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 79.584939][ T2810] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 79.594730][ T2810] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 79.603320][ T2810] bridge0: port 1(bridge_slave_0) entered blocking state [ 79.610387][ T2810] bridge0: port 1(bridge_slave_0) entered forwarding state [ 79.650140][ T2810] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 79.658937][ T2810] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 79.667348][ T2810] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 79.676094][ T2810] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 79.685650][ T2810] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 79.695752][ T2810] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 79.704275][ T2810] bridge0: port 2(bridge_slave_1) entered blocking state [ 79.711584][ T2810] bridge0: port 2(bridge_slave_1) entered forwarding state [ 79.719499][ T2810] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 79.728788][ T2810] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 79.736637][ T2810] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 79.746450][ T8709] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 79.804968][ T8709] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 79.877570][ T8704] 8021q: adding VLAN 0 to HW filter on device bond0 [ 79.890907][ T2938] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 79.899518][ T2938] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 79.908578][ T2938] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 79.917398][ T2938] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 79.926240][ T2938] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 79.934858][ T2938] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 79.943580][ T2938] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 79.951228][ T2938] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 79.959272][ T2938] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 79.970121][ T8696] device veth0_vlan entered promiscuous mode [ 79.977501][ T8709] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 80.035334][ T8709] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 80.078092][ T8704] 8021q: adding VLAN 0 to HW filter on device team0 [ 80.094763][ T2938] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 80.104955][ T2938] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 80.113681][ T2938] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 80.121882][ T2938] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 80.130286][ T2938] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 80.139438][ T2938] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 80.148165][ T2938] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 80.157128][ T2938] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 80.168974][ T8699] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 80.189313][ T8696] device veth1_vlan entered promiscuous mode [ 80.197466][ T2811] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 80.206952][ T2811] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 80.214957][ T2811] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 80.225014][ T2811] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 80.233533][ T2811] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 80.242034][ T2811] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 80.250638][ T2811] bridge0: port 1(bridge_slave_0) entered blocking state [ 80.257762][ T2811] bridge0: port 1(bridge_slave_0) entered forwarding state [ 80.272883][ T2811] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 80.291514][ T8701] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 80.306044][ T8701] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 80.324598][ T8707] 8021q: adding VLAN 0 to HW filter on device bond0 [ 80.334470][ T2680] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 80.343184][ T2680] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 80.351655][ T2680] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 80.360318][ T2680] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 80.369939][ T2680] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 80.378861][ T2680] bridge0: port 2(bridge_slave_1) entered blocking state [ 80.385965][ T2680] bridge0: port 2(bridge_slave_1) entered forwarding state [ 80.401341][ T8699] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 80.451752][ T8707] 8021q: adding VLAN 0 to HW filter on device team0 [ 80.459329][ T2938] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 80.475409][ T2938] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 80.488187][ T2938] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 80.497756][ T2938] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 80.507797][ T2938] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 80.516809][ T2938] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 80.525292][ T2938] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 80.532982][ T2938] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 80.540576][ T2938] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 80.548423][ T2938] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 80.557912][ T2938] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 80.576027][ T8701] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 80.592226][ T8704] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 80.603052][ T8704] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 80.637832][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 80.647459][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 80.657817][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 80.667418][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 80.690295][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 80.790823][ T1613] block nbd0: Receive control failed (result -107) [ 81.488176][ T8713] block nbd0: shutting down sockets [ 185.702559][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 185.709456][ C1] rcu: 1-...!: (10499 ticks this GP) idle=62a/1/0x4000000000000002 softirq=14798/14798 fqs=38 [ 185.720400][ C1] (t=10500 jiffies g=8173 q=163) [ 185.725650][ C1] rcu: rcu_preempt kthread starved for 10420 jiffies! g8173 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 185.736856][ C1] rcu: RCU grace-period kthread stack dump: [ 185.742880][ C1] rcu_preempt R running task 28984 10 2 0x80004000 [ 185.750805][ C1] Call Trace: [ 185.754103][ C1] __schedule+0x9a0/0xcc0 [ 185.758466][ C1] schedule+0x181/0x210 [ 185.762636][ C1] schedule_timeout+0x14f/0x240 [ 185.767517][ C1] ? run_local_timers+0x120/0x120 [ 185.772900][ C1] rcu_gp_kthread+0xed8/0x1770 [ 185.778126][ C1] kthread+0x332/0x350 [ 185.782344][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 185.787572][ C1] ? kthread_blkcg+0xe0/0xe0 [ 185.792188][ C1] ret_from_fork+0x24/0x30 [ 185.796828][ C1] NMI backtrace for cpu 1 [ 185.801159][ C1] CPU: 1 PID: 44 Comm: kworker/1:1 Not tainted 5.5.0-rc5-syzkaller #0 [ 185.809489][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 185.819853][ C1] Workqueue: events linkwatch_event [ 185.825047][ C1] Call Trace: [ 185.828322][ C1] [ 185.831180][ C1] dump_stack+0x1fb/0x318 [ 185.835505][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 185.840510][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 185.846684][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 185.853223][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 185.859362][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 185.865394][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 185.870539][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 185.875754][ C1] ? trace_hardirqs_off+0x74/0x80 [ 185.880791][ C1] update_process_times+0x12d/0x180 [ 185.886710][ C1] tick_sched_timer+0x263/0x420 [ 185.891610][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 185.897170][ C1] __hrtimer_run_queues+0x403/0x840 [ 185.902399][ C1] hrtimer_interrupt+0x38c/0xda0 [ 185.907376][ C1] ? debug_smp_processor_id+0x9/0x20 [ 185.912667][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 185.918231][ C1] apic_timer_interrupt+0xf/0x20 [ 185.923285][ C1] [ 185.926227][ C1] RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x50 [ 185.932300][ C1] Code: 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 e5 53 48 89 fb e8 13 00 00 00 48 8b 3d f4 f4 ed 07 48 89 de e8 84 f4 3b 00 5b 5d c3 cc <48> 8b 04 24 65 48 8b 0c 25 c0 1d 02 00 65 8b 15 38 5f 8b 7e f7 c2 [ 185.952134][ C1] RSP: 0018:ffffc90000e176c8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 185.961464][ C1] RAX: 1ffff110124cdd91 RBX: ffffea0002497040 RCX: 0000000000000000 [ 185.969653][ C1] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea0002497040 [ 185.977696][ C1] RBP: ffffc90000e176f0 R08: dffffc0000000000 R09: fffffbfff124248a [ 185.986118][ C1] R10: fffffbfff124248a R11: 0000000000000000 R12: ffff88809266ed20 [ 185.994114][ C1] R13: dffffc0000000000 R14: 00000000fffffffc R15: ffff8880a336b578 [ 186.002126][ C1] ? free_thread_stack+0x124/0x590 [ 186.007232][ C1] ? mod_memcg_page_state+0x16/0x190 [ 186.012508][ C1] free_thread_stack+0x168/0x590 [ 186.017463][ C1] put_task_stack+0xa3/0x130 [ 186.022053][ C1] finish_task_switch+0x3f1/0x550 [ 186.027079][ C1] __schedule+0x9a8/0xcc0 [ 186.031426][ C1] ? ___preempt_schedule+0x16/0x18 [ 186.036542][ C1] preempt_schedule+0xdb/0x120 [ 186.041313][ C1] ___preempt_schedule+0x16/0x18 [ 186.046271][ C1] ? vprintk_emit+0x2fe/0x3a0 [ 186.050972][ C1] ? vprintk_emit+0x368/0x3a0 [ 186.055654][ C1] vprintk_emit+0x36d/0x3a0 [ 186.060374][ C1] vprintk_default+0x28/0x30 [ 186.064986][ C1] vprintk_func+0x158/0x170 [ 186.069485][ C1] printk+0x62/0x8d [ 186.073318][ C1] ? addrconf_notify+0xd37/0x3c90 [ 186.078346][ C1] ? addrconf_notify+0x779/0x3c90 [ 186.083376][ C1] addrconf_notify+0x2c8d/0x3c90 [ 186.088322][ C1] ? lockdep_hardirqs_on+0x3c5/0x7d0 [ 186.093627][ C1] ? __local_bh_enable_ip+0x13a/0x240 [ 186.099007][ C1] ? clusterip_netdev_event+0x48b/0x4a0 [ 186.104562][ C1] ? trace_hardirqs_on+0x74/0x80 [ 186.109495][ C1] ? __local_bh_enable_ip+0x13a/0x240 [ 186.114860][ C1] ? clusterip_netdev_event+0x48b/0x4a0 [ 186.120394][ C1] ? tls_dev_event+0x619/0xc00 [ 186.125151][ C1] ? clusterip_netdev_event+0x48b/0x4a0 [ 186.130686][ C1] ? ip6mr_device_event+0x1ee/0x210 [ 186.135901][ C1] raw_notifier_call_chain+0xec/0x190 [ 186.141302][ C1] netdev_state_change+0x147/0x1f0 [ 186.146417][ C1] linkwatch_do_dev+0x10e/0x160 [ 186.151412][ C1] __linkwatch_run_queue+0x446/0x730 [ 186.156726][ C1] linkwatch_event+0x4c/0x60 [ 186.161455][ C1] process_one_work+0x7ef/0x10d0 [ 186.166536][ C1] worker_thread+0xc01/0x1630 [ 186.171338][ C1] kthread+0x332/0x350 [ 186.175406][ C1] ? rcu_lock_release+0x30/0x30 [ 186.180252][ C1] ? kthread_blkcg+0xe0/0xe0 [ 186.184836][ C1] ret_from_fork+0x24/0x30