[ 42.821480][ T23] audit: type=1800 audit(1575425995.263:25): pid=8039 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 42.840491][ T23] audit: type=1800 audit(1575425995.273:26): pid=8039 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 42.873372][ T23] audit: type=1800 audit(1575425995.273:27): pid=8039 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 42.893750][ T23] audit: type=1800 audit(1575425995.273:28): pid=8039 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 '10.128.10.30' (ECDSA) to the list of known hosts. 2019/12/04 02:20:03 fuzzer started 2019/12/04 02:20:04 dialing manager at 10.128.0.26:42111 2019/12/04 02:20:04 syscalls: 2689 2019/12/04 02:20:04 code coverage: enabled 2019/12/04 02:20:04 comparison tracing: enabled 2019/12/04 02:20:04 extra coverage: extra coverage is not supported by the kernel 2019/12/04 02:20:04 setuid sandbox: enabled 2019/12/04 02:20:04 namespace sandbox: enabled 2019/12/04 02:20:04 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/04 02:20:04 fault injection: enabled 2019/12/04 02:20:04 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/04 02:20:04 net packet injection: enabled 2019/12/04 02:20:04 net device setup: enabled 2019/12/04 02:20:04 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/04 02:20:04 devlink PCI setup: PCI device 0000:00:10.0 is not available 02:20:05 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r0, 0x6, 0x200000000000013, &(0x7f0000000280)=0x400100000001, 0x4) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = fcntl$dupfd(r1, 0x0, r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @empty}, 0x1c) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000000440), 0x12f7e5) clone(0x2000000002000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) ioctl$sock_inet6_tcp_SIOCINQ(r0, 0x541b, &(0x7f00000000c0)) setsockopt$inet6_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000040)='reno\x00', 0x5) 02:20:05 executing program 1: perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$l2tp(0xffffffffffffffff, 0x0, 0x0) socket$l2tp(0x18, 0x1, 0x1) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = openat$tun(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000000)={'eql\x00', 0x10000803}) ioctl$TUNSETLINK(r1, 0x400454cd, 0x308) setsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, 0x0, 0x0) perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$sock_ifreq(r0, 0x8914, &(0x7f0000000200)={'eql\x00`\x00\xa9[,\x00^\x01\x03\x03\xf0\x00', @ifru_mtu=0x1}) socket$inet6(0xa, 0x0, 0x0) syzkaller login: [ 53.351181][ T8204] IPVS: ftp: loaded support on port[0] = 21 02:20:06 executing program 2: r0 = socket$netlink(0x10, 0x3, 0x8000000004) writev(r0, &(0x7f0000000080)=[{&(0x7f0000000180)="580000001400192340834b80040d8c560a0676ffffff81004e220000000058000b4824ca944f64009400050028925aa8000000000000008000f0ffffffff09000000fff5dd0000001000010006090400fcff0000040e05a5", 0x58}], 0x1) [ 53.512182][ T8204] chnl_net:caif_netlink_parms(): no params data found [ 53.548064][ T8207] IPVS: ftp: loaded support on port[0] = 21 [ 53.605068][ T8204] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.614352][ T8204] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.634224][ T8204] device bridge_slave_0 entered promiscuous mode [ 53.674611][ T8204] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.681737][ T8204] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.689773][ T8204] device bridge_slave_1 entered promiscuous mode [ 53.718099][ T8204] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 53.729969][ T8204] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 53.747295][ T8209] IPVS: ftp: loaded support on port[0] = 21 [ 53.776799][ T8204] team0: Port device team_slave_0 added [ 53.784408][ T8204] team0: Port device team_slave_1 added 02:20:06 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r1, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x75) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x40, 0x10, 0x705, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x20, 0x12, @sit={{0x8, 0x1, 'sit\x00'}, {0x14, 0x2, [@IFLA_IPTUN_FLAGS={0x8, 0xe, 0x31}, @tunl_policy=[@IFLA_IPTUN_LINK={0x8, 0x2, r2}]]}}}]}, 0x40}}, 0x0) [ 53.896341][ T8204] device hsr_slave_0 entered promiscuous mode [ 53.943639][ T8204] device hsr_slave_1 entered promiscuous mode [ 53.994436][ T8207] chnl_net:caif_netlink_parms(): no params data found [ 54.028592][ T8212] IPVS: ftp: loaded support on port[0] = 21 [ 54.089555][ T8207] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.113398][ T8207] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.121327][ T8207] device bridge_slave_0 entered promiscuous mode [ 54.131101][ T8207] bridge0: port 2(bridge_slave_1) entered blocking state 02:20:06 executing program 4: utimensat(0xffffffffffffffff, 0x0, &(0x7f0000000040), 0x180) [ 54.138288][ T8207] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.146064][ T8207] device bridge_slave_1 entered promiscuous mode [ 54.181156][ T8204] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 54.238444][ T8204] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 54.324197][ T8204] netdevsim netdevsim0 netdevsim2: renamed from eth2 02:20:06 executing program 5: open(&(0x7f0000000000)='.\x00', 0x0, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f00000001c0)=0x1, 0x4) connect$inet(r0, &(0x7f0000000000)={0x2, 0x0, @remote}, 0x10) setsockopt$inet_tcp_int(r0, 0x6, 0x4000000000014, &(0x7f00000000c0)=0x2, 0x4) sendmmsg(r0, &(0x7f0000007f40)=[{{0x0, 0x0, &(0x7f0000000500)=[{&(0x7f0000000400)="9f", 0x1}], 0x1}}, {{0x0, 0x0, &(0x7f0000000a00)=[{&(0x7f0000000940)='!', 0x1}], 0x1}}], 0x127ad, 0x0) [ 54.400878][ T8207] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 54.424594][ T8204] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 54.505844][ T8207] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 54.527306][ T8214] IPVS: ftp: loaded support on port[0] = 21 [ 54.542176][ T8207] team0: Port device team_slave_0 added [ 54.549333][ T8209] chnl_net:caif_netlink_parms(): no params data found [ 54.575058][ T8217] IPVS: ftp: loaded support on port[0] = 21 [ 54.584143][ T8207] team0: Port device team_slave_1 added [ 54.619485][ T8209] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.626665][ T8209] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.634371][ T8209] device bridge_slave_0 entered promiscuous mode [ 54.642935][ T8209] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.650450][ T8209] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.658476][ T8209] device bridge_slave_1 entered promiscuous mode [ 54.745982][ T8207] device hsr_slave_0 entered promiscuous mode [ 54.784997][ T8207] device hsr_slave_1 entered promiscuous mode [ 54.813507][ T8207] debugfs: Directory 'hsr0' with parent '/' already present! [ 54.845723][ T8212] chnl_net:caif_netlink_parms(): no params data found [ 54.881828][ T8209] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 54.927848][ T8212] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.935082][ T8212] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.942607][ T8212] device bridge_slave_0 entered promiscuous mode [ 54.951197][ T8209] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 54.975107][ T8209] team0: Port device team_slave_0 added [ 54.984209][ T8214] chnl_net:caif_netlink_parms(): no params data found [ 54.997204][ T8212] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.004483][ T8212] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.012020][ T8212] device bridge_slave_1 entered promiscuous mode [ 55.027440][ T8209] team0: Port device team_slave_1 added [ 55.045340][ T8212] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.065723][ T8212] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 55.154979][ T8209] device hsr_slave_0 entered promiscuous mode [ 55.205929][ T8209] device hsr_slave_1 entered promiscuous mode [ 55.245746][ T8209] debugfs: Directory 'hsr0' with parent '/' already present! [ 55.264098][ T8207] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 55.341094][ T8212] team0: Port device team_slave_0 added [ 55.357961][ T8207] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 55.397814][ T8212] team0: Port device team_slave_1 added [ 55.409894][ T8204] 8021q: adding VLAN 0 to HW filter on device bond0 [ 55.420708][ T8207] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 55.477873][ T8207] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 55.607602][ T8212] device hsr_slave_0 entered promiscuous mode [ 55.673629][ T8212] device hsr_slave_1 entered promiscuous mode [ 55.713393][ T8212] debugfs: Directory 'hsr0' with parent '/' already present! [ 55.722891][ T8209] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 55.769471][ T8209] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 55.815878][ T8209] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 55.864443][ T8214] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.871529][ T8214] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.879599][ T8214] device bridge_slave_0 entered promiscuous mode [ 55.892730][ T8204] 8021q: adding VLAN 0 to HW filter on device team0 [ 55.906711][ T8209] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 55.965461][ T8221] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.975376][ T8221] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.985877][ T8214] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.993096][ T8214] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.001862][ T8214] device bridge_slave_1 entered promiscuous mode [ 56.073416][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 56.082584][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 56.095338][ T17] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.102428][ T17] bridge0: port 1(bridge_slave_0) entered forwarding state [ 56.111710][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 56.120335][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 56.128750][ T17] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.135871][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.143451][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 56.152520][ T2832] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 56.164087][ T8214] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.177067][ T8212] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 56.237197][ T8217] chnl_net:caif_netlink_parms(): no params data found [ 56.247682][ T8214] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.272765][ T8214] team0: Port device team_slave_0 added [ 56.283881][ T8221] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 56.294089][ T8212] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 56.357946][ T8212] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 56.417402][ T8214] team0: Port device team_slave_1 added [ 56.424964][ T8221] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 56.434710][ T8221] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 56.443233][ T8221] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 56.452420][ T8212] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 56.538014][ T3062] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 56.549116][ T3062] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 56.562985][ T8207] 8021q: adding VLAN 0 to HW filter on device bond0 [ 56.605553][ T8214] device hsr_slave_0 entered promiscuous mode [ 56.644142][ T8214] device hsr_slave_1 entered promiscuous mode [ 56.693388][ T8214] debugfs: Directory 'hsr0' with parent '/' already present! [ 56.712859][ T3062] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 56.721874][ T3062] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 56.730940][ T8217] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.738216][ T8217] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.748774][ T8217] device bridge_slave_0 entered promiscuous mode [ 56.756621][ T8217] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.763830][ T8217] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.771464][ T8217] device bridge_slave_1 entered promiscuous mode [ 56.790851][ T8204] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 56.804698][ T8204] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 56.825217][ T8209] 8021q: adding VLAN 0 to HW filter on device bond0 [ 56.838720][ T8217] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.849027][ T8221] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 56.858489][ T8221] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 56.880694][ T8209] 8021q: adding VLAN 0 to HW filter on device team0 [ 56.892550][ T8217] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.912527][ T3062] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 56.921060][ T3062] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 56.929935][ T3062] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 56.937919][ T3062] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 56.946088][ T3062] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 56.953793][ T3062] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 56.990270][ T8207] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.005301][ T3062] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 57.014550][ T3062] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 57.022872][ T3062] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.029997][ T3062] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.037970][ T3062] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 57.046840][ T3062] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 57.055798][ T3062] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.062820][ T3062] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.070760][ T3062] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 57.079422][ T3062] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 57.088380][ T3062] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 57.097248][ T3062] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 57.105704][ T3062] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 57.114329][ T3062] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 57.122524][ T3062] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 57.130974][ T3062] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 57.147321][ T8217] team0: Port device team_slave_0 added [ 57.155876][ T8204] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 57.164837][ T8214] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 57.213976][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 57.221810][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 57.230508][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 57.239146][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 57.248513][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.255612][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.263150][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 57.271805][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 57.280171][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.287228][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.295035][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 57.304928][ T8217] team0: Port device team_slave_1 added [ 57.323430][ T8214] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 57.356646][ T8214] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 57.395414][ T8214] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 57.464948][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 57.472714][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 57.481053][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 57.491402][ T8209] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 57.516964][ T8217] device hsr_slave_0 entered promiscuous mode [ 57.553775][ T8217] device hsr_slave_1 entered promiscuous mode [ 57.593500][ T8217] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.606709][ T8212] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.650206][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 57.659214][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 57.669272][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 57.679042][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 57.688382][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 57.698367][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 57.707117][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 57.725983][ T8212] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.786173][ T8214] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.815970][ T8214] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.878979][ T8214] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 57.902569][ T8214] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 57.957459][ T8214] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 162.653259][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 162.660035][ C0] rcu: 0-...!: (10499 ticks this GP) idle=b7a/1/0x4000000000000002 softirq=11636/11638 fqs=16 [ 162.670585][ C0] (t=10501 jiffies g=6309 q=550) [ 162.675598][ C0] rcu: rcu_preempt kthread starved for 10469 jiffies! g6309 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 162.686679][ C0] rcu: RCU grace-period kthread stack dump: [ 162.692552][ C0] rcu_preempt R running task 29104 10 2 0x80004000 [ 162.700439][ C0] Call Trace: [ 162.703722][ C0] __schedule+0x9a0/0xcc0 [ 162.708045][ C0] schedule+0x181/0x210 [ 162.712186][ C0] schedule_timeout+0x14f/0x240 [ 162.717020][ C0] ? run_local_timers+0x120/0x120 [ 162.722035][ C0] rcu_gp_kthread+0xed8/0x1770 [ 162.726794][ C0] kthread+0x332/0x350 [ 162.730847][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 162.735940][ C0] ? kthread_blkcg+0xe0/0xe0 [ 162.740516][ C0] ret_from_fork+0x24/0x30 [ 162.744930][ C0] NMI backtrace for cpu 0 [ 162.749245][ C0] CPU: 0 PID: 8177 Comm: udevd Not tainted 5.4.0-syzkaller #0 [ 162.756682][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 162.766717][ C0] Call Trace: [ 162.769984][ C0] [ 162.772821][ C0] dump_stack+0x1fb/0x318 [ 162.777140][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 162.781973][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 162.788115][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 162.794166][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 162.800133][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 162.806012][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 162.811112][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 162.816298][ C0] ? trace_hardirqs_off+0x74/0x80 [ 162.821310][ C0] update_process_times+0x12d/0x180 [ 162.826497][ C0] tick_sched_timer+0x263/0x420 [ 162.831333][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 162.836865][ C0] __hrtimer_run_queues+0x403/0x840 [ 162.842064][ C0] hrtimer_interrupt+0x38c/0xda0 [ 162.846999][ C0] ? debug_smp_processor_id+0x9/0x20 [ 162.852273][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 162.857809][ C0] apic_timer_interrupt+0xf/0x20 [ 162.862725][ C0] [ 162.865650][ C0] RIP: 0010:free_thread_stack+0x18b/0x590 [ 162.871356][ C0] Code: ff ff e8 28 04 00 00 43 80 3c 2e 00 74 08 4c 89 e7 e8 09 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 eb a3 69 00 48 8b 1b e9 82 ff ff ff e8 de 2c 2e [ 162.890946][ C0] RSP: 0018:ffffc90001e07b10 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 162.899342][ C0] RAX: 1ffff110143788b1 RBX: ffff8880a1bc4588 RCX: ffff88809863e500 [ 162.907302][ C0] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea000248ba00 [ 162.915261][ C0] RBP: ffffc90001e07b48 R08: 000000000003a768 R09: ffffed101531434f [ 162.923217][ C0] R10: ffffed101531434f R11: 0000000000000000 R12: ffff8880a1bc4620 [ 162.931171][ C0] R13: dffffc0000000000 R14: 1ffff110143788c4 R15: ffff8880a98a1a68 [ 162.939150][ C0] put_task_stack+0xa3/0x130 [ 162.943727][ C0] finish_task_switch+0x3f1/0x550 [ 162.948744][ C0] __schedule+0x9a8/0xcc0 [ 162.953070][ C0] schedule+0x181/0x210 [ 162.957213][ C0] schedule_hrtimeout_range_clock+0x3c7/0x510 [ 162.963414][ C0] ? trace_hrtimer_expire_exit+0x2d0/0x2d0 [ 162.969221][ C0] schedule_hrtimeout_range+0x2a/0x40 [ 162.974588][ C0] ep_poll+0xa4d/0xe80 [ 162.978659][ C0] ? do_task_dead+0xc0/0xc0 [ 162.983148][ C0] ? __kasan_check_read+0x11/0x20 [ 162.988163][ C0] do_epoll_wait+0x1ee/0x260 [ 162.992745][ C0] __x64_sys_epoll_wait+0x9a/0xb0 [ 162.997760][ C0] do_syscall_64+0xf7/0x1c0 [ 163.002256][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 163.008134][ C0] RIP: 0033:0x7eff44376943 [ 163.012536][ C0] Code: 00 31 d2 48 29 c2 64 89 11 48 83 c8 ff eb ea 90 90 90 90 90 90 90 90 83 3d b5 dc 2a 00 00 75 13 49 89 ca b8 e8 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 34 c3 48 83 ec 08 e8 3b c4 00 00 48 89 04 24 [ 163.032130][ C0] RSP: 002b:00007ffffe2dbe28 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 [ 163.040527][ C0] RAX: ffffffffffffffda RBX: 0000000001db2250 RCX: 00007eff44376943 [ 163.048504][ C0] RDX: 0000000000000004 RSI: 00007ffffe2dbef0 RDI: 0000000000000007 [ 163.056461][ C0] RBP: 0000000000625500 R08: 00007ffffe2dbe10 R09: 00007ffffe3800b8 [ 163.065028][ C0] R10: 000000000000ee42 R11: 0000000000000246 R12: 0000000001db3bb0 [ 163.072988][ C0] R13: 00007ffffe2dcf47 R14: 0000000000000005 R15: 0000000001db2250