[ 51.541481][ T23] audit: type=1800 audit(1578478673.920:26): pid=8289 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 51.562515][ T23] audit: type=1800 audit(1578478673.920:27): pid=8289 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 51.624235][ T23] audit: type=1800 audit(1578478673.940:28): pid=8289 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. [ 52.169845][ T23] audit: type=1800 audit(1578478674.560:29): pid=8289 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 '10.128.0.114' (ECDSA) to the list of known hosts. 2020/01/08 10:18:06 fuzzer started 2020/01/08 10:18:08 dialing manager at 10.128.0.26:35703 2020/01/08 10:18:08 syscalls: 2824 2020/01/08 10:18:08 code coverage: enabled 2020/01/08 10:18:08 comparison tracing: enabled 2020/01/08 10:18:08 extra coverage: enabled 2020/01/08 10:18:08 setuid sandbox: enabled 2020/01/08 10:18:08 namespace sandbox: enabled 2020/01/08 10:18:08 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 10:18:08 fault injection: enabled 2020/01/08 10:18:08 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 10:18:08 net packet injection: enabled 2020/01/08 10:18:08 net device setup: enabled 2020/01/08 10:18:08 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 10:18:08 devlink PCI setup: PCI device 0000:00:10.0 is not available 10:18:09 executing program 0: perf_event_open(&(0x7f00000001c0)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x81, 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}, 0x1000}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) close(r0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) pipe(0x0) close(0xffffffffffffffff) r2 = openat$rdma_cm(0xffffffffffffff9c, 0x0, 0x2, 0x0) write$RDMA_USER_CM_CMD_CREATE_ID(r2, 0x0, 0x0) write$RDMA_USER_CM_CMD_RESOLVE_IP(r2, &(0x7f0000000200)={0x3, 0x40, 0xfa00, {{0x6000000, 0x0, 0x0, @local, 0x2}, {0xa, 0x0, 0xfffffffd, @initdev={0xfe, 0x88, [], 0x1, 0x0}}}}, 0x48) write$RDMA_USER_CM_CMD_RESOLVE_IP(r1, 0x0, 0x0) dup2(r1, 0xffffffffffffffff) r3 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$RDMA_USER_CM_CMD_CREATE_ID(r3, 0x0, 0x0) pipe(&(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) close(r4) r5 = openat$rdma_cm(0xffffffffffffff9c, 0x0, 0x2, 0x0) write$RDMA_USER_CM_CMD_RESOLVE_IP(r5, 0x0, 0x0) write$RDMA_USER_CM_CMD_RESOLVE_IP(r4, &(0x7f0000000580)={0x3, 0x40, 0xfa00, {{0xa, 0x4e22, 0x0, @mcast2, 0xfffffffd}, {0xa, 0x0, 0x0, @local, 0x2}}}, 0x48) dup2(r3, r4) openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) pipe(&(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) close(r6) r7 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$RDMA_USER_CM_CMD_RESOLVE_IP(r7, &(0x7f0000000200)={0x3, 0x40, 0xfa00, {{0x6000000, 0x0, 0x0, @mcast2}, {0xa, 0x0, 0x0, @rand_addr="fe800000000000007029e5e36fc3e001"}}}, 0x284) write$RDMA_USER_CM_CMD_RESOLVE_IP(r6, &(0x7f0000000580)={0x3, 0x40, 0xfa00, {{0xa, 0x0, 0x0, @rand_addr="f40a250b388d101af1158aec7455e37b"}, {0xa, 0x0, 0x0, @local}}}, 0x48) r8 = dup2(0xffffffffffffffff, r6) syz_genetlink_get_family_id$tipc2(&(0x7f0000000140)='TIPCv2\x00') sendmsg$TIPC_NL_PEER_REMOVE(r8, &(0x7f0000000340)={&(0x7f0000000100), 0xc, &(0x7f00000002c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="a54e", @ANYRES16], 0x2}, 0x1, 0x0, 0x0, 0x20004000}, 0x20000812) r9 = openat$rdma_cm(0xffffffffffffff9c, 0x0, 0x2, 0x0) write$RDMA_USER_CM_CMD_CREATE_ID(r9, 0x0, 0x0) r10 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$RDMA_USER_CM_CMD_CREATE_ID(r10, &(0x7f0000000080)={0x0, 0xa, 0xfa00, {0x0, &(0x7f0000000000)={0xffffffffffffffff}, 0x111}}, 0x20) write$RDMA_USER_CM_CMD_RESOLVE_IP(r10, &(0x7f0000000200)={0x3, 0x40, 0xfa00, {{0x6000000, 0x0, 0x0, @mcast2}, {0xa, 0x0, 0x0, @rand_addr="fe800000000000007029e5e36fc3e001"}, r11}}, 0x284) dup2(r9, 0xffffffffffffffff) syz_genetlink_get_family_id$tipc2(&(0x7f0000000140)='TIPCv2\x00') write$RDMA_USER_CM_CMD_CREATE_ID(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x18, 0xfa00, {0x0, 0x0, 0x111}}, 0x20) dup2(0xffffffffffffffff, 0xffffffffffffffff) socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$sock_SIOCETHTOOL(0xffffffffffffffff, 0x8946, 0x0) ioctl$RTC_WKALM_SET(0xffffffffffffffff, 0x80287010, 0x0) socket$packet(0x11, 0x3, 0x300) setsockopt$packet_fanout(0xffffffffffffffff, 0x107, 0x12, &(0x7f0000001440)={0x0, 0x4}, 0x4) 10:18:09 executing program 1: mkdir(&(0x7f0000000040)='./control\x00', 0x0) chmod(&(0x7f00000000c0)='./control\x00', 0x9c32f69e6caa24eb) lstat(&(0x7f00000004c0)='./control\x00', &(0x7f0000000180)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) lchown(&(0x7f0000000280)='./control\x00', 0x0, r0) r1 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f0000000240)={0x0, 0x0}, &(0x7f0000000280)=0x5) setuid(r2) open(&(0x7f00000002c0)='./control\x00', 0xc40beb2474df942a, 0x5f37900f6c944dba) syzkaller login: [ 67.177692][ T8456] IPVS: ftp: loaded support on port[0] = 21 10:18:09 executing program 2: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x7, &(0x7f0000000100)="f036ae2c5e0bcfe47bf070") preadv(r2, &(0x7f0000000180), 0x255, 0x0) setsockopt$inet_tcp_TLS_TX(r1, 0x6, 0x1, &(0x7f0000000180)=@ccm_128={{0x7}, "cec20e0150e7fb5a", "d7748b7e85f0303a90c7b24efafd0e1e", "a66200", "a16f99480f83f656"}, 0x28) r3 = socket$inet(0x2, 0x3, 0x1c) mmap(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x1000000, 0x66d39a4e187f371f, r3, 0x0) readv(r1, &(0x7f0000000340), 0x11f) ioctl$FIDEDUPERANGE(r3, 0xc0189436, 0x0) getsockopt$EBT_SO_GET_INIT_ENTRIES(r1, 0x0, 0x83, &(0x7f0000000200)={'broute\x00', 0x0, 0x4, 0xc1, [], 0x3, &(0x7f00000000c0)=[{}, {}, {}], &(0x7f00000003c0)=""/193}, &(0x7f00000002c0)=0x78) getsockopt$sock_int(0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, 0x0, 0x0) getgid() getpid() getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, 0x0, 0x0) getgid() getuid() setsockopt$inet6_IPV6_IPSEC_POLICY(r2, 0x29, 0x22, &(0x7f0000000680)={{{@in=@multicast1, @in=@initdev={0xac, 0x1e, 0x2, 0x0}, 0x4e23, 0x0, 0x800}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9}, {0x400000000000}}, {{@in=@multicast1}, 0x0, @in=@multicast1}}, 0xe8) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, 0x0) getgid() bpf$BPF_TASK_FD_QUERY(0x14, 0x0, 0x8350c852f33c37ad) recvfrom$inet6(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0) setsockopt$inet6_int(0xffffffffffffffff, 0x29, 0x0, 0x0, 0x0) socket(0x0, 0x0, 0x0) sendmmsg$alg(0xffffffffffffffff, 0x0, 0x0, 0x0) sendto$inet6(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0) socket$inet6_udp(0xa, 0x2, 0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) sendmsg$unix(0xffffffffffffffff, 0x0, 0x0) bind$inet6(r2, &(0x7f0000000000)={0xa, 0x8000002}, 0x1c) ioctl$sock_FIOSETOWN(0xffffffffffffffff, 0x8901, 0x0) sendto$inet6(r2, 0x0, 0x0, 0x20000001, &(0x7f0000000280)={0xa, 0x2, 0x0, @loopback}, 0x1c) splice(r2, 0x0, r1, 0x0, 0x80000000, 0x0) sendto$packet(r2, &(0x7f00000004c0)='/', 0x1, 0x47, 0x0, 0x0) [ 67.349367][ T8459] IPVS: ftp: loaded support on port[0] = 21 [ 67.360093][ T8456] chnl_net:caif_netlink_parms(): no params data found [ 67.427954][ T8456] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.436434][ T8456] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.445031][ T8456] device bridge_slave_0 entered promiscuous mode [ 67.464856][ T8456] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.473406][ T8456] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.481206][ T8456] device bridge_slave_1 entered promiscuous mode [ 67.555184][ T8456] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.584453][ T8462] IPVS: ftp: loaded support on port[0] = 21 [ 67.593228][ T8456] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.613616][ T8459] chnl_net:caif_netlink_parms(): no params data found 10:18:10 executing program 3: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2, 0x5c831, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000a00000/0x600000)=nil, 0x600000, 0x3) madvise(&(0x7f0000779000/0x600000)=nil, 0x600000, 0x1000000000009) [ 67.662643][ T8456] team0: Port device team_slave_0 added [ 67.682165][ T8456] team0: Port device team_slave_1 added [ 67.765023][ T8456] device hsr_slave_0 entered promiscuous mode [ 67.823407][ T8456] device hsr_slave_1 entered promiscuous mode 10:18:10 executing program 4: socketpair$unix(0x1, 0x100000000000002, 0x0, &(0x7f0000001280)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = socket$unix(0x1, 0x3, 0x0) bind$unix(r1, &(0x7f0000003000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0xc) connect$unix(r0, &(0x7f0000000200)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) [ 67.863754][ T8459] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.870823][ T8459] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.879541][ T8459] device bridge_slave_0 entered promiscuous mode [ 67.920466][ T8459] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.934309][ T8464] IPVS: ftp: loaded support on port[0] = 21 [ 67.940347][ T8459] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.967980][ T8459] device bridge_slave_1 entered promiscuous mode [ 68.109918][ T8459] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 68.159780][ T8462] chnl_net:caif_netlink_parms(): no params data found [ 68.172563][ T8459] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.207429][ T8466] IPVS: ftp: loaded support on port[0] = 21 [ 68.246316][ T8459] team0: Port device team_slave_0 added [ 68.257066][ T8459] team0: Port device team_slave_1 added 10:18:10 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000380)=ANY=[@ANYBLOB="780000002000e5be00000000000000000a80000000000000000000000400010014000100ff02000000000000000000000000000114000100ff0100000000000000000000000000010800170031204e2014000100fe7b00000000000000000000000000bb140001000000000000000000000000000000000162427d6c83958e7ac8c0300d57965dd10ca2ac8a6c1d3b7a0491a5edb2edcc271b23ad7ec11358b158ec9f43ff5bd786e9d42594c6fed07571b11ef82de07af3db429d604f724a9beaf47e2258e3c0837b28f11f861a5efae7ce50e7144e32c93ecdd83c92a70fff"], 0x78}}, 0x0) [ 68.326184][ T8462] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.341761][ T8462] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.349328][ T8462] device bridge_slave_0 entered promiscuous mode [ 68.424105][ T8459] device hsr_slave_0 entered promiscuous mode [ 68.451573][ T8459] device hsr_slave_1 entered promiscuous mode [ 68.501538][ T8459] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 68.509263][ T8459] Cannot create hsr debugfs directory [ 68.526844][ T8462] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.534034][ T8462] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.543173][ T8462] device bridge_slave_1 entered promiscuous mode [ 68.556138][ T8456] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 68.624952][ T8456] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 68.664537][ T8456] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 68.725412][ T8456] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 68.790543][ T8462] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 68.817615][ T8462] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.837817][ T8464] chnl_net:caif_netlink_parms(): no params data found [ 68.855911][ T8470] IPVS: ftp: loaded support on port[0] = 21 [ 68.874857][ T8462] team0: Port device team_slave_0 added [ 68.911443][ T8462] team0: Port device team_slave_1 added [ 68.930681][ T8464] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.938871][ T8464] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.946739][ T8464] device bridge_slave_0 entered promiscuous mode [ 68.970364][ T8464] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.978098][ T8464] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.985718][ T8464] device bridge_slave_1 entered promiscuous mode [ 69.054025][ T8462] device hsr_slave_0 entered promiscuous mode [ 69.121706][ T8462] device hsr_slave_1 entered promiscuous mode [ 69.171425][ T8462] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 69.178982][ T8462] Cannot create hsr debugfs directory [ 69.210115][ T8459] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 69.276280][ T8459] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 69.339276][ T8464] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 69.349120][ T8459] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 69.439709][ T8466] chnl_net:caif_netlink_parms(): no params data found [ 69.450006][ T8464] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 69.461077][ T8459] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 69.621114][ T8470] chnl_net:caif_netlink_parms(): no params data found [ 69.633741][ T8464] team0: Port device team_slave_0 added [ 69.666054][ T8464] team0: Port device team_slave_1 added [ 69.688257][ T8456] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.741178][ T8456] 8021q: adding VLAN 0 to HW filter on device team0 [ 69.748703][ T8466] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.756323][ T8466] bridge0: port 1(bridge_slave_0) entered disabled state [ 69.764160][ T8466] device bridge_slave_0 entered promiscuous mode [ 69.771291][ T8462] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 69.873168][ T8464] device hsr_slave_0 entered promiscuous mode [ 69.922552][ T8464] device hsr_slave_1 entered promiscuous mode [ 69.961847][ T8464] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 69.969421][ T8464] Cannot create hsr debugfs directory [ 69.975079][ T8470] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.982706][ T8470] bridge0: port 1(bridge_slave_0) entered disabled state [ 69.990264][ T8470] device bridge_slave_0 entered promiscuous mode [ 69.998503][ T3204] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 70.007566][ T3204] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.022001][ T8466] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.029050][ T8466] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.037172][ T8466] device bridge_slave_1 entered promiscuous mode [ 70.044461][ T8462] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 70.114416][ T8462] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 70.153533][ T8470] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.160586][ T8470] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.168455][ T8470] device bridge_slave_1 entered promiscuous mode [ 70.188469][ T2808] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 70.197156][ T2808] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.206054][ T2808] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.213236][ T2808] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.221016][ T2808] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 70.229698][ T2808] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 70.238013][ T2808] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.245090][ T2808] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.252644][ T2808] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 70.261625][ T2808] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 70.278535][ T8462] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 70.338780][ T8470] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 70.349130][ T2808] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 70.368717][ T8466] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 70.392476][ T2851] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 70.401080][ T2851] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 70.409632][ T2851] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 70.419869][ T2851] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 70.428269][ T2851] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 70.436419][ T2851] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 70.444788][ T2851] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 70.453109][ T2851] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 70.464339][ T8459] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.473181][ T8470] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 70.492951][ T8466] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 70.502876][ T8456] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 70.519484][ T2851] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 70.561130][ T8466] team0: Port device team_slave_0 added [ 70.578183][ T8470] team0: Port device team_slave_0 added [ 70.594339][ T8466] team0: Port device team_slave_1 added [ 70.606678][ T8459] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.615872][ T8470] team0: Port device team_slave_1 added [ 70.631001][ T3204] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 70.639707][ T3204] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.673347][ T3204] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 70.682103][ T3204] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.690313][ T3204] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.697385][ T3204] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.704976][ T3204] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 70.712504][ T3204] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 70.719846][ T3204] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 70.728536][ T3204] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 70.736879][ T3204] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.743960][ T3204] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.751450][ T3204] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 70.760095][ T3204] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 70.834209][ T8466] device hsr_slave_0 entered promiscuous mode [ 70.881672][ T8466] device hsr_slave_1 entered promiscuous mode [ 70.931555][ T8466] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 70.939138][ T8466] Cannot create hsr debugfs directory [ 71.034471][ T8470] device hsr_slave_0 entered promiscuous mode [ 71.091731][ T8470] device hsr_slave_1 entered promiscuous mode [ 71.141473][ T8470] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 71.149026][ T8470] Cannot create hsr debugfs directory [ 71.159208][ T8464] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 71.218231][ T2808] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 71.254481][ T8464] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 71.323180][ T2851] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 71.331781][ T2851] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 71.340912][ T2851] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 71.349017][ T2851] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 71.357538][ T2851] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 71.369601][ T8456] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 71.395954][ T8464] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 71.436757][ T8464] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 71.524836][ T3204] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 71.533361][ T3204] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 71.570090][ T8470] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 71.624530][ T8470] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 71.691859][ T2851] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 71.700113][ T2851] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 71.709375][ T2851] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 71.718082][ T2851] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 71.729692][ T8459] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 71.746063][ T8470] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 71.784587][ T8470] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 71.837600][ T8462] 8021q: adding VLAN 0 to HW filter on device bond0 [ 71.857107][ T8459] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 71.873702][ T3204] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 71.881076][ T3204] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 71.900665][ T8462] 8021q: adding VLAN 0 to HW filter on device team0 [ 71.918879][ T8456] device veth0_vlan entered promiscuous mode [ 71.930885][ T2851] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 71.939113][ T2851] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 71.947184][ T2851] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 71.955609][ T2851] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 71.976533][ T2851] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 71.985000][ T2851] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 71.993727][ T2851] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 72.003207][ T2851] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 72.011952][ T2851] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.018984][ T2851] bridge0: port 1(bridge_slave_0) entered forwarding state [ 72.026712][ T2851] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 72.035326][ T2851] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 72.043676][ T2851] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.050689][ T2851] bridge0: port 2(bridge_slave_1) entered forwarding state [ 72.058339][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 72.067450][ T8456] device veth1_vlan entered promiscuous mode [ 72.078184][ T8466] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 72.113059][ T8466] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 72.194229][ T8466] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 72.243141][ T8466] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 72.293408][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 72.302791][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 72.310584][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 72.319221][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 72.328086][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 72.336707][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 72.345079][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 72.354466][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 72.364163][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 72.408071][ T3204] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 72.417278][ T3204] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 72.425661][ T3204] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 72.435125][ T3204] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 72.447158][ T8462] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 72.474896][ T8462] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 72.497652][ T8464] 8021q: adding VLAN 0 to HW filter on device bond0 [ 72.514629][ T8464] 8021q: adding VLAN 0 to HW filter on device team0 [ 72.548805][ T8464] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 72.559212][ T8464] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 72.588295][ T8464] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 72.615114][ C0] hrtimer: interrupt took 35118 ns [ 72.688409][ T8464] device veth0_vlan entered promiscuous mode [ 72.700854][ T8464] device veth1_vlan entered promiscuous mode [ 177.521326][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 177.528134][ C1] rcu: 1-...!: (10499 ticks this GP) idle=ef6/1/0x4000000000000002 softirq=14211/14211 fqs=13 [ 177.538708][ C1] (t=10500 jiffies g=6697 q=571) [ 177.543733][ C1] rcu: rcu_preempt kthread starved for 10472 jiffies! g6697 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 177.554814][ C1] rcu: RCU grace-period kthread stack dump: [ 177.560691][ C1] rcu_preempt R running task 29104 10 2 0x80004000 [ 177.568580][ C1] Call Trace: [ 177.571868][ C1] __schedule+0x9a0/0xcc0 [ 177.576196][ C1] schedule+0x181/0x210 [ 177.580346][ C1] schedule_timeout+0x14f/0x240 [ 177.585183][ C1] ? run_local_timers+0x120/0x120 [ 177.590200][ C1] rcu_gp_kthread+0xed8/0x1770 [ 177.594973][ C1] kthread+0x332/0x350 [ 177.599027][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 177.604124][ C1] ? kthread_blkcg+0xe0/0xe0 [ 177.608703][ C1] ret_from_fork+0x24/0x30 [ 177.613120][ C1] NMI backtrace for cpu 1 [ 177.617441][ C1] CPU: 1 PID: 29 Comm: kworker/u4:2 Not tainted 5.5.0-rc5-syzkaller #0 [ 177.625659][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 177.635786][ C1] Workqueue: 0x0 (gid-cache-wq) [ 177.640711][ C1] Call Trace: [ 177.643981][ C1] [ 177.646825][ C1] dump_stack+0x1fb/0x318 [ 177.651145][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 177.655983][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 177.662124][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 177.668175][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 177.674141][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 177.680017][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 177.685121][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 177.690323][ C1] ? trace_hardirqs_off+0x74/0x80 [ 177.695343][ C1] update_process_times+0x12d/0x180 [ 177.700534][ C1] tick_sched_timer+0x263/0x420 [ 177.705375][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 177.710929][ C1] __hrtimer_run_queues+0x403/0x840 [ 177.716130][ C1] hrtimer_interrupt+0x38c/0xda0 [ 177.721070][ C1] ? debug_smp_processor_id+0x9/0x20 [ 177.726349][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 177.731885][ C1] apic_timer_interrupt+0xf/0x20 [ 177.736805][ C1] [ 177.739734][ C1] RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x50 [ 177.745784][ 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 [ 177.765374][ C1] RSP: 0018:ffffc90000e77bf8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 177.773768][ C1] RAX: 1ffffd4000515b67 RBX: 0000000000000000 RCX: ffff8880a94a4140 [ 177.781726][ C1] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea00028adb00 [ 177.789686][ C1] RBP: ffffc90000e77c20 R08: 000000000003a728 R09: ffffed1013b166c9 [ 177.797648][ C1] R10: ffffed1013b166c9 R11: 0000000000000000 R12: dffffc0000000000 [ 177.805608][ C1] R13: dffffc0000000000 R14: 00000000fffffffc R15: ffff88809d8b3638 [ 177.813583][ C1] ? free_thread_stack+0x124/0x590 [ 177.818681][ C1] ? mod_memcg_page_state+0x123/0x190 [ 177.824042][ C1] free_thread_stack+0x168/0x590 [ 177.828966][ C1] put_task_stack+0xa3/0x130 [ 177.833548][ C1] finish_task_switch+0x3f1/0x550 [ 177.838570][ C1] __schedule+0x9a8/0xcc0 [ 177.842900][ C1] schedule+0x181/0x210 [ 177.847049][ C1] worker_thread+0x10d6/0x1630 [ 177.851820][ C1] kthread+0x332/0x350 [ 177.855875][ C1] ? rcu_lock_release+0x30/0x30 [ 177.860710][ C1] ? kthread_blkcg+0xe0/0xe0 [ 177.865288][ C1] ret_from_fork+0x24/0x30