[ 42.286435][ T25] audit: type=1800 audit(1575400730.803:25): pid=7981 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 42.310492][ T25] audit: type=1800 audit(1575400730.803:26): pid=7981 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 42.350598][ T25] audit: type=1800 audit(1575400730.813:27): pid=7981 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 42.394864][ T25] audit: type=1800 audit(1575400730.813:28): pid=7981 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. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.194' (ECDSA) to the list of known hosts. 2019/12/03 19:19:00 fuzzer started 2019/12/03 19:19:02 dialing manager at 10.128.0.26:42111 2019/12/03 19:19:02 syscalls: 2689 2019/12/03 19:19:02 code coverage: enabled 2019/12/03 19:19:02 comparison tracing: enabled 2019/12/03 19:19:02 extra coverage: extra coverage is not supported by the kernel 2019/12/03 19:19:02 setuid sandbox: enabled 2019/12/03 19:19:02 namespace sandbox: enabled 2019/12/03 19:19:02 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 19:19:02 fault injection: enabled 2019/12/03 19:19:02 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 19:19:02 net packet injection: enabled 2019/12/03 19:19:02 net device setup: enabled 2019/12/03 19:19:02 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 19:19:02 devlink PCI setup: PCI device 0000:00:10.0 is not available 19:19:03 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000280)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = fcntl$dupfd(r2, 0x0, r1) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000001c0)=@newlink={0x1c0, 0x10, 0xe3b, 0x0, 0x0, {}, [@IFLA_MASTER={0x8, 0xa, 0x6}, @IFLA_LINKINFO={0x198, 0x12, @ip6ip6={{0xc, 0x1, 'ip6tnl\x00'}, {0x188, 0x2, [@IFLA_IPTUN_PROTO={0x8}, @tunl6_policy=[@IFLA_IPTUN_LOCAL={0x14, 0x2, @ipv4={[], [], @multicast1}}, @IFLA_IPTUN_FLAGS={0x8}], @tunl6_policy=[@IFLA_IPTUN_FLAGS={0x8}, @IFLA_IPTUN_REMOTE={0x14, 0x3, @loopback}, @IFLA_IPTUN_LOCAL={0x3, 0x2, @mcast1}, @IFLA_IPTUN_ENCAP_LIMIT={0x8}, @IFLA_IPTUN_REMOTE={0x14, 0x3, @mcast1}, @tunl_policy=[@IFLA_IPTUN_LINK={0x8}, @IFLA_IPTUN_FWMARK={0x8}, @IFLA_IPTUN_TTL={0x8}, @IFLA_IPTUN_TTL={0x8}, @IFLA_IPTUN_FWMARK={0x8}], @IFLA_IPTUN_FLOWINFO={0x8}, @IFLA_IPTUN_FLAGS={0x8}, @IFLA_IPTUN_ENCAP_LIMIT={0x8}], @IFLA_IPTUN_PROTO={0x8}, @tunl6_policy=[@IFLA_IPTUN_FLAGS={0x8}, @IFLA_IPTUN_FLOWINFO={0x8}, @IFLA_IPTUN_REMOTE={0x14, 0x3, @mcast1}, @IFLA_IPTUN_FLAGS={0x8}, @IFLA_IPTUN_ENCAP_LIMIT={0x8}, @tunl_policy=[@IFLA_IPTUN_ENCAP_FLAGS={0x8}, @IFLA_IPTUN_TTL={0x8}, @IFLA_IPTUN_TOS={0x8}, @IFLA_IPTUN_ENCAP_FLAGS={0x8}, @IFLA_IPTUN_LINK={0x8}, @IFLA_IPTUN_FWMARK={0x8}, @IFLA_IPTUN_ENCAP_TYPE={0x8}, @IFLA_IPTUN_TTL={0x8}, @IFLA_IPTUN_FWMARK={0x8}, @IFLA_IPTUN_ENCAP_TYPE={0x8}], @tunl_policy=[@IFLA_IPTUN_ENCAP_DPORT={0x8}, @IFLA_IPTUN_ENCAP_DPORT={0x8}, @IFLA_IPTUN_FWMARK={0x8}, @IFLA_IPTUN_ENCAP_SPORT={0x8}, @IFLA_IPTUN_TTL={0x8}, @IFLA_IPTUN_TTL={0x8}, @IFLA_IPTUN_ENCAP_TYPE={0x8}, @IFLA_IPTUN_FWMARK={0x8}]], @IFLA_IPTUN_PROTO={0x8}]}}}]}, 0x1c0}}, 0x0) 19:19:03 executing program 1: creat(&(0x7f0000000080)='./bus\x00', 0x0) mount(&(0x7f0000000000)=@nbd={'/dev/nbd', 0x0}, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000100)='xfs\x00', 0x0, 0x0) syzkaller login: [ 54.978093][ T8146] IPVS: ftp: loaded support on port[0] = 21 [ 55.112254][ T8148] IPVS: ftp: loaded support on port[0] = 21 [ 55.159945][ T8146] chnl_net:caif_netlink_parms(): no params data found 19:19:03 executing program 2: mknod$loop(&(0x7f0000000100)='./file0\x00', 0x400002200006008, 0x0) r0 = creat(&(0x7f00000001c0)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x2, 0x31, 0xffffffffffffffff, 0x0) ioctl$BLKALIGNOFF(r0, 0x125d, &(0x7f0000000000)) [ 55.258672][ T8146] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.267957][ T8146] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.291742][ T8146] device bridge_slave_0 entered promiscuous mode [ 55.322392][ T8146] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.329568][ T8146] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.338181][ T8146] device bridge_slave_1 entered promiscuous mode [ 55.353035][ T8148] chnl_net:caif_netlink_parms(): no params data found [ 55.433439][ T8146] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.466970][ T8146] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 55.480697][ T8148] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.487783][ T8148] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.500464][ T8152] IPVS: ftp: loaded support on port[0] = 21 [ 55.511100][ T8148] device bridge_slave_0 entered promiscuous mode 19:19:04 executing program 3: r0 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f0000000380)={{{@in=@initdev={0xac, 0x1e, 0x0, 0x0}, @in6=@local, 0x0, 0x0, 0x0, 0x0, 0xa, 0x0, 0x4f36213db16b5b49}, {}, {}, 0x0, 0x0, 0x1}, {{@in6=@initdev={0xfe, 0x88, [], 0x0, 0x0}, 0x0, 0x33}, 0x0, @in6=@mcast2, 0x0, 0x0, 0x0, 0x6}}, 0xe8) connect$inet6(r0, &(0x7f0000000200)={0xa, 0x0, 0x0, @local, 0x4}, 0x1c) [ 55.542307][ T8148] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.549619][ T8148] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.559090][ T8148] device bridge_slave_1 entered promiscuous mode [ 55.572181][ T8146] team0: Port device team_slave_0 added [ 55.579855][ T8146] team0: Port device team_slave_1 added [ 55.628047][ T8148] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.694581][ T8146] device hsr_slave_0 entered promiscuous mode 19:19:04 executing program 4: r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000000c0)="250000002700050ad25a80648c63940d0300fc0010000b400a020000053582c137153e3709", 0x25}], 0x1, 0x0, 0x0, 0x200000000000000}, 0x0) [ 55.750637][ T8146] device hsr_slave_1 entered promiscuous mode [ 55.783300][ T8148] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 55.839727][ T8154] IPVS: ftp: loaded support on port[0] = 21 [ 55.867012][ T8152] chnl_net:caif_netlink_parms(): no params data found [ 55.955821][ T8148] team0: Port device team_slave_0 added [ 55.976620][ T8148] team0: Port device team_slave_1 added [ 56.004143][ T8152] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.014219][ T8152] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.022145][ T8152] device bridge_slave_0 entered promiscuous mode [ 56.044436][ T8152] bridge0: port 2(bridge_slave_1) entered blocking state 19:19:04 executing program 5: r0 = socket(0x40000000015, 0x5, 0x0) bind(r0, &(0x7f0000000240)=@ipx={0x4, 0x0, 0x0, "70c0a4ae0697"}, 0x80) [ 56.054432][ T8152] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.062371][ T8152] device bridge_slave_1 entered promiscuous mode [ 56.075662][ T8157] IPVS: ftp: loaded support on port[0] = 21 [ 56.094043][ T8146] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 56.222876][ T8148] device hsr_slave_0 entered promiscuous mode [ 56.260632][ T8148] device hsr_slave_1 entered promiscuous mode [ 56.300446][ T8148] debugfs: Directory 'hsr0' with parent '/' already present! [ 56.316195][ T8152] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.327702][ T8146] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 56.383428][ T8146] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 56.461961][ T8152] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.481607][ T8146] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 56.543444][ T8159] IPVS: ftp: loaded support on port[0] = 21 [ 56.569439][ T8148] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 56.601884][ T8148] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 56.654361][ T8148] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 56.723324][ T8152] team0: Port device team_slave_0 added [ 56.731162][ T8152] team0: Port device team_slave_1 added [ 56.742770][ T8148] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 56.842303][ T8152] device hsr_slave_0 entered promiscuous mode [ 56.880640][ T8152] device hsr_slave_1 entered promiscuous mode [ 56.930408][ T8152] debugfs: Directory 'hsr0' with parent '/' already present! [ 56.972817][ T8154] chnl_net:caif_netlink_parms(): no params data found [ 57.060813][ T8152] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 57.112504][ T8152] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 57.157282][ T8154] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.164786][ T8154] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.172838][ T8154] device bridge_slave_0 entered promiscuous mode [ 57.183238][ T8154] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.191441][ T8154] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.199223][ T8154] device bridge_slave_1 entered promiscuous mode [ 57.211673][ T8152] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 57.269718][ T8152] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 57.346204][ T8157] chnl_net:caif_netlink_parms(): no params data found [ 57.426955][ T8154] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.445916][ T8157] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.453960][ T8157] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.462216][ T8157] device bridge_slave_0 entered promiscuous mode [ 57.483774][ T8154] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.494564][ T8157] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.502063][ T8157] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.509650][ T8157] device bridge_slave_1 entered promiscuous mode [ 57.525185][ T8159] chnl_net:caif_netlink_parms(): no params data found [ 57.556442][ T8146] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.574781][ T8157] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.589876][ T8159] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.597729][ T8159] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.605610][ T8159] device bridge_slave_0 entered promiscuous mode [ 57.618398][ T8159] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.625740][ T8159] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.634090][ T8159] device bridge_slave_1 entered promiscuous mode [ 57.643412][ T8157] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.657519][ T8154] team0: Port device team_slave_0 added [ 57.664583][ T8154] team0: Port device team_slave_1 added [ 57.695738][ T8148] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.708527][ T8159] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.719388][ T8157] team0: Port device team_slave_0 added [ 57.727114][ T8157] team0: Port device team_slave_1 added [ 57.761907][ T8154] device hsr_slave_0 entered promiscuous mode [ 57.811405][ T8154] device hsr_slave_1 entered promiscuous mode [ 57.850421][ T8154] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.861510][ T8159] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.889572][ T8159] team0: Port device team_slave_0 added [ 57.899516][ T3662] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.908184][ T3662] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.916543][ T3662] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.925260][ T3662] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.935402][ T8148] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.948130][ T8146] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.958372][ T8159] team0: Port device team_slave_1 added [ 58.052906][ T8159] device hsr_slave_0 entered promiscuous mode [ 58.091749][ T8159] device hsr_slave_1 entered promiscuous mode [ 58.130309][ T8159] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.182916][ T8157] device hsr_slave_0 entered promiscuous mode [ 58.220590][ T8157] device hsr_slave_1 entered promiscuous mode [ 58.260371][ T8157] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.295377][ T8154] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 58.342025][ T8154] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 58.383975][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.393287][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.401857][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.409109][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.417347][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 58.426732][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.435311][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.442414][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.450024][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 58.461242][ T8152] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.468340][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 58.483997][ T8154] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 58.542343][ T8154] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 58.592676][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.602262][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.610829][ T43] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.617908][ T43] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.661617][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 58.670155][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 58.679089][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 58.688202][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 58.696970][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 58.705988][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.714381][ T43] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.721456][ T43] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.728883][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 58.737415][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 58.745801][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 58.754502][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 58.763002][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 58.771456][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 58.780143][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 58.793278][ T8159] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 58.855038][ T8159] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 58.915205][ T8148] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 58.927034][ T8148] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 58.943727][ T8157] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 58.972669][ T8157] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 59.012420][ T8159] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 59.052139][ T8163] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.060959][ T8163] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.069196][ T8163] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.078481][ T8163] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.087308][ T8163] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.095708][ T8163] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.104160][ T8163] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.111897][ T8163] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.119505][ T8163] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.135139][ T8152] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.142201][ T8157] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 59.192155][ T8159] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 59.248581][ T8146] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 59.259613][ T8146] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 59.286351][ T8157] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 59.332228][ T8160] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.341435][ T8160] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.349890][ T8160] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.358238][ T8160] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.366391][ T8160] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 59.375996][ T8160] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 59.383923][ T8160] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.392875][ T8160] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.401870][ T8160] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.408902][ T8160] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.416527][ T8160] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.425164][ T8160] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.433621][ T8160] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.440711][ T8160] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.448243][ T8160] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.456207][ T8160] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.477976][ T8148] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 59.517329][ T8146] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 59.529889][ T8163] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.539392][ T8163] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.549094][ T8163] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.557690][ T8163] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.566153][ T8163] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 59.573688][ T8163] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 59.581726][ T8163] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.619687][ T8160] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.643864][ T8160] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.726891][ T8152] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 59.743644][ T8152] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 59.765379][ T8172] netlink: 'syz-executor.0': attribute type 9 has an invalid length. [ 59.776548][ T8172] netlink: 324 bytes leftover after parsing attributes in process `syz-executor.0'. [ 59.878535][ T2601] block nbd1: Attempted send on invalid socket [ 59.885465][ T2601] blk_update_request: I/O error, dev nbd1, sector 0 op 0x0:(READ) flags 0x1000 phys_seg 1 prio class 0 [ 59.897620][ T8173] XFS (nbd1): SB validate failed with error -5. [ 164.690166][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 164.696961][ C0] rcu: 0-...!: (10499 ticks this GP) idle=612/1/0x4000000000000002 softirq=11355/11355 fqs=42 [ 164.707539][ C0] (t=10501 jiffies g=6221 q=222) [ 164.712641][ C0] rcu: rcu_preempt kthread starved for 10416 jiffies! g6221 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 164.723723][ C0] rcu: RCU grace-period kthread stack dump: [ 164.729598][ C0] rcu_preempt R running task 28824 10 2 0x80004000 [ 164.737486][ C0] Call Trace: [ 164.740771][ C0] __schedule+0x9a0/0xcc0 [ 164.745104][ C0] schedule+0x181/0x210 [ 164.749248][ C0] schedule_timeout+0x14f/0x240 [ 164.754087][ C0] ? run_local_timers+0x120/0x120 [ 164.759106][ C0] rcu_gp_kthread+0xed8/0x1770 [ 164.763864][ C0] kthread+0x332/0x350 [ 164.767924][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 164.773023][ C0] ? kthread_blkcg+0xe0/0xe0 [ 164.777724][ C0] ret_from_fork+0x24/0x30 [ 164.782162][ C0] NMI backtrace for cpu 0 [ 164.786497][ C0] CPU: 0 PID: 8168 Comm: blkid Not tainted 5.4.0-syzkaller #0 [ 164.793936][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 164.803977][ C0] Call Trace: [ 164.807256][ C0] [ 164.810101][ C0] dump_stack+0x1fb/0x318 [ 164.814428][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 164.819272][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 164.825414][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 164.831468][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 164.837437][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 164.843314][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 164.848418][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 164.853606][ C0] ? trace_hardirqs_off+0x74/0x80 [ 164.858656][ C0] update_process_times+0x12d/0x180 [ 164.863844][ C0] tick_sched_timer+0x263/0x420 [ 164.868681][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 164.874215][ C0] __hrtimer_run_queues+0x403/0x840 [ 164.879414][ C0] hrtimer_interrupt+0x38c/0xda0 [ 164.884357][ C0] ? debug_smp_processor_id+0x9/0x20 [ 164.889721][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 164.895257][ C0] apic_timer_interrupt+0xf/0x20 [ 164.900182][ C0] [ 164.903114][ C0] RIP: 0010:free_thread_stack+0x15b/0x590 [ 164.908914][ C0] Code: 2e 00 74 08 4c 89 e7 e8 43 a4 69 00 49 8b 1c 24 48 83 c3 08 48 89 d8 48 c1 e8 03 42 80 3c 28 00 74 08 48 89 df e8 25 a4 69 00 <48> 8b 3b be fc ff ff ff e8 28 04 00 00 43 80 3c 2e 00 74 08 4c 89 [ 164.928501][ C0] RSP: 0018:ffffc900022079f0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 164.936898][ C0] RAX: 1ffff1100d93ada1 RBX: ffff88806c9d6d08 RCX: 0000000000000000 [ 164.944875][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea0001b27780 [ 164.952850][ C0] RBP: ffffc90002207a28 R08: dffffc0000000000 R09: fffffbfff120248a [ 164.960816][ C0] R10: fffffbfff120248a R11: 0000000000000000 R12: ffff88806c9d6da0 [ 164.968784][ C0] R13: dffffc0000000000 R14: 1ffff1100d93adb4 R15: ffff8880a9609a28 [ 164.976775][ C0] put_task_stack+0xa3/0x130 [ 164.981443][ C0] finish_task_switch+0x3f1/0x550 [ 164.986459][ C0] __schedule+0x9a8/0xcc0 [ 164.991132][ C0] ? ___preempt_schedule+0x16/0x18 [ 164.996229][ C0] preempt_schedule+0xdb/0x120 [ 165.000980][ C0] ___preempt_schedule+0x16/0x18 [ 165.005908][ C0] _raw_spin_unlock_irqrestore+0xcc/0xe0 [ 165.011528][ C0] __wake_up_sync_key+0xe2/0x150 [ 165.016459][ C0] pipe_release+0x17b/0x330 [ 165.020958][ C0] ? fifo_open+0xc70/0xc70 [ 165.025365][ C0] __fput+0x2e4/0x740 [ 165.029342][ C0] ____fput+0x15/0x20 [ 165.034013][ C0] task_work_run+0x17e/0x1b0 [ 165.038596][ C0] do_exit+0x5c4/0x2020 [ 165.042743][ C0] ? check_preemption_disabled+0xb4/0x260 [ 165.048455][ C0] do_group_exit+0x15c/0x2b0 [ 165.053045][ C0] __do_sys_exit_group+0x17/0x20 [ 165.057968][ C0] __se_sys_exit_group+0x14/0x20 [ 165.062893][ C0] __x64_sys_exit_group+0x3b/0x40 [ 165.067903][ C0] do_syscall_64+0xf7/0x1c0 [ 165.072396][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 165.078293][ C0] RIP: 0033:0x7f113de221e8 [ 165.082706][ C0] Code: Bad RIP value. [ 165.086757][ C0] RSP: 002b:00007ffdc9009838 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 165.095155][ C0] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f113de221e8 [ 165.103113][ C0] RDX: 0000000000000002 RSI: 000000000000003c RDI: 0000000000000002 [ 165.111070][ C0] RBP: 00007f113e0f7840 R08: 00000000000000e7 R09: ffffffffffffffa8 [ 165.119029][ C0] R10: 00007f113e0fd740 R11: 0000000000000246 R12: 00007f113e0f7840 [ 165.127002][ C0] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000