[ 41.274351][ T23] audit: type=1800 audit(1575333005.196:27): pid=7926 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 41.306788][ T23] audit: type=1800 audit(1575333005.206:28): pid=7926 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. [ 42.148025][ T23] audit: type=1800 audit(1575333006.116:29): pid=7926 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 [ 42.171294][ T23] audit: type=1800 audit(1575333006.126:30): pid=7926 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2423 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.1.33' (ECDSA) to the list of known hosts. 2019/12/03 00:30:16 fuzzer started 2019/12/03 00:30:17 dialing manager at 10.128.0.26:38907 2019/12/03 00:30:17 syscalls: 2697 2019/12/03 00:30:17 code coverage: enabled 2019/12/03 00:30:17 comparison tracing: enabled 2019/12/03 00:30:17 extra coverage: extra coverage is not supported by the kernel 2019/12/03 00:30:17 setuid sandbox: enabled 2019/12/03 00:30:17 namespace sandbox: enabled 2019/12/03 00:30:17 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 00:30:17 fault injection: enabled 2019/12/03 00:30:17 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 00:30:17 net packet injection: enabled 2019/12/03 00:30:17 net device setup: enabled 2019/12/03 00:30:17 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 00:30:17 devlink PCI setup: PCI device 0000:00:10.0 is not available 00:30:18 executing program 0: r0 = syz_open_dev$usbfs(&(0x7f0000000180)='/dev/bus/usb/00#/00#\x00', 0x75, 0x1) ioctl$USBDEVFS_CONTROL(r0, 0xc0105512, 0x0) 00:30:18 executing program 1: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000029000/0x18000)=nil, &(0x7f0000000240)=[@text32={0x20, &(0x7f00000000c0)="b9800000c00f3235010000000f309a090000006500660f3882af724d00002ed8ddc74424008fc4bd87c7442402c43a727fc7442406000000000f011424f30f090f013a360f06c4c18d72d68366baa100ed", 0x51}], 0x1, 0x0, 0x0, 0xa4) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000540)={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc5e]}) ioctl$KVM_RUN(r2, 0xae80, 0x0) getsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(0xffffffffffffffff, 0x84, 0x1f, &(0x7f0000000140)={0x0, @in6={{0xa, 0x0, 0x0, @empty}}}, &(0x7f0000000080)=0x90) perf_event_open(&(0x7f0000000000)={0x0, 0x70, 0x3, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) syzkaller login: [ 54.817589][ T8092] IPVS: ftp: loaded support on port[0] = 21 00:30:18 executing program 2: r0 = creat(&(0x7f0000000040)='./bus\x00', 0x0) lsetxattr$security_ima(&(0x7f0000000080)='./bus\x00', &(0x7f00000000c0)='security.ima\x00', &(0x7f0000000500)=ANY=[@ANYBLOB="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"], 0x2, 0x0) ftruncate(r0, 0xff) open(&(0x7f00000004c0)='./bus\x00', 0x0, 0x0) [ 54.983242][ T8095] IPVS: ftp: loaded support on port[0] = 21 [ 54.994940][ T8092] chnl_net:caif_netlink_parms(): no params data found [ 55.125870][ T8092] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.134161][ T8092] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.143177][ T8092] device bridge_slave_0 entered promiscuous mode [ 55.152243][ T8092] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.160194][ T8092] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.168119][ T8092] device bridge_slave_1 entered promiscuous mode [ 55.205149][ T8097] IPVS: ftp: loaded support on port[0] = 21 [ 55.232794][ T8092] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link 00:30:19 executing program 3: r0 = socket$inet6_udplite(0xa, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f00000000c0)="06b52600000000007b3071") r1 = socket$inet(0x2, 0x2, 0x0) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) write$cgroup_int(r2, &(0x7f0000000140), 0xff4d) ioctl(r2, 0x1, &(0x7f0000000100)) bind$inet(r1, &(0x7f0000000200)={0x2, 0x1004e20, @loopback}, 0x10) sendto$inet(r1, &(0x7f0000000000)="6812334f6743a747f8bf094356", 0xd, 0x8800, &(0x7f00000000c0)={0x2, 0x4e21, @remote}, 0x10) connect$inet(r1, &(0x7f00000002c0)={0x2, 0x4e20, @empty}, 0x10) sendto$inet(r1, &(0x7f0000000100)='\x00', 0x38, 0x4088, 0x0, 0x0) recvmsg(r1, &(0x7f0000001900)={0x0, 0x0, &(0x7f0000001780)=[{&(0x7f0000000500)=""/4096, 0x1000}], 0x1}, 0x0) [ 55.271269][ T8092] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 55.307852][ T8095] chnl_net:caif_netlink_parms(): no params data found [ 55.334854][ T8092] team0: Port device team_slave_0 added [ 55.352831][ T8092] team0: Port device team_slave_1 added 00:30:19 executing program 4: bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x6, 0x3, &(0x7f0000000040)=@framed={{0x5, 0x0, 0x0, 0x0, 0x0, 0x71, 0x10, 0x4}}, &(0x7f0000000080)='GPL\x04\x9c5\x14\xbfw-\xa0z\xe8.vY\n6\xf6I>\xc1\xab\x91\xb3\x97\xe4*\xbf\x1e\xa6\xcd\x8c\xd7t\'\xfc\x9a\x9e+qe\xf5+A\a\xbf\bP\xd8\x99\xdcR\xd0\x13\x17]\xdb\x1b/F <*\x05\xb7\"\xe3>Uo\xb2\xe3\xf3\x9a<\xde\x1f\xcaSd\x037\xec\x95aF\xbd\xbf\xcb\x11Pp\x19V1\xde]!\xa5\xea\x9ec\x8c+\xdbx\xa5\x01\xcaKn\xa3\x13\xd8%h\xf98,,?o\xab\xa6\xb4\xeeTy;N\xd2m\xae>R\"P)\xbb*\xc0\x00\x7fwuL?#\xce\xda\x98\t\xb9\xa9hJ\x94\n\xbc\xaa\x8c\xfc\xc7\x13>\xc4\"\xe9\xc88\x881\x8dA\xe9\xa4\x93\xf0\x19_\xe2Y\x96Q\xb8\x95\x04\xf5\xdb\xa1F%\xce#f\xf3=\x95\xdb\xa9/\x86ry\xca\xbfJ\xce\xdd\xc8Z\x8a\xf7\xa0\xfah\xd7g\xceQ6\xb9\xd0\xd1\x96lI\x9c\xb6\xbf4\xc2\x98\x86f\x97\x00'/248, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x14) [ 55.521616][ T8092] device hsr_slave_0 entered promiscuous mode [ 55.560460][ T8092] device hsr_slave_1 entered promiscuous mode [ 55.605021][ T8095] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.629376][ T8095] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.637384][ T8095] device bridge_slave_0 entered promiscuous mode [ 55.662482][ T8095] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.681065][ T8095] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.681553][ T8100] IPVS: ftp: loaded support on port[0] = 21 [ 55.709976][ T8095] device bridge_slave_1 entered promiscuous mode [ 55.722291][ T8097] chnl_net:caif_netlink_parms(): no params data found [ 55.791735][ T8095] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.824510][ T8103] IPVS: ftp: loaded support on port[0] = 21 [ 55.831633][ T8095] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link 00:30:19 executing program 5: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000180)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(cipher_null)\x00'}, 0x58) r1 = accept4(r0, 0x0, 0x0, 0x0) r2 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r2, 0x1, r1, &(0x7f0000000000)={0x60002004}) epoll_wait(r2, &(0x7f0000000080)=[{}], 0x1, 0x0) [ 55.857102][ T8097] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.868447][ T8097] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.877274][ T8097] device bridge_slave_0 entered promiscuous mode [ 55.891523][ T8097] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.900951][ T8097] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.908707][ T8097] device bridge_slave_1 entered promiscuous mode [ 55.924319][ T8092] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 55.992408][ T8092] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 56.084199][ T8105] IPVS: ftp: loaded support on port[0] = 21 [ 56.094970][ T8092] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 56.132748][ T8095] team0: Port device team_slave_0 added [ 56.142440][ T8095] team0: Port device team_slave_1 added [ 56.154158][ T8097] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.166909][ T8097] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.177029][ T8092] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 56.268217][ T8097] team0: Port device team_slave_0 added [ 56.277925][ T8097] team0: Port device team_slave_1 added [ 56.341897][ T8095] device hsr_slave_0 entered promiscuous mode [ 56.389550][ T8095] device hsr_slave_1 entered promiscuous mode [ 56.439360][ T8095] debugfs: Directory 'hsr0' with parent '/' already present! [ 56.562272][ T8097] device hsr_slave_0 entered promiscuous mode [ 56.609517][ T8097] device hsr_slave_1 entered promiscuous mode [ 56.659341][ T8097] debugfs: Directory 'hsr0' with parent '/' already present! [ 56.670200][ T8100] chnl_net:caif_netlink_parms(): no params data found [ 56.717315][ T8103] chnl_net:caif_netlink_parms(): no params data found [ 56.760061][ T8095] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 56.796492][ T8095] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 56.861501][ T8095] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 56.956869][ T8095] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 57.012841][ T8097] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 57.086196][ T8097] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 57.167455][ T8105] chnl_net:caif_netlink_parms(): no params data found [ 57.177407][ T8100] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.184930][ T8100] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.192883][ T8100] device bridge_slave_0 entered promiscuous mode [ 57.203634][ T8097] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 57.253519][ T8103] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.260862][ T8103] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.268405][ T8103] device bridge_slave_0 entered promiscuous mode [ 57.286391][ T8092] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.295840][ T8100] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.303111][ T8100] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.311154][ T8100] device bridge_slave_1 entered promiscuous mode [ 57.318107][ T8097] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 57.361605][ T8103] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.368686][ T8103] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.378148][ T8103] device bridge_slave_1 entered promiscuous mode [ 57.408648][ T8100] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.451442][ T8100] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.462189][ T8103] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.472057][ T8105] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.479111][ T8105] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.488131][ T8105] device bridge_slave_0 entered promiscuous mode [ 57.497559][ T8105] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.505011][ T8105] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.512926][ T8105] device bridge_slave_1 entered promiscuous mode [ 57.526984][ T3699] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.536121][ T3699] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.553943][ T8103] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.577243][ T8092] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.594606][ T8100] team0: Port device team_slave_0 added [ 57.604532][ T8103] team0: Port device team_slave_0 added [ 57.613898][ T8103] team0: Port device team_slave_1 added [ 57.623727][ T8105] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.634474][ T8105] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.647759][ T8100] team0: Port device team_slave_1 added [ 57.673764][ T3085] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 57.682552][ T3085] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 57.691318][ T3085] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.698590][ T3085] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.706657][ T3085] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 57.715508][ T3085] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 57.724334][ T3085] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.731489][ T3085] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.740167][ T3085] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 57.822777][ T8100] device hsr_slave_0 entered promiscuous mode [ 57.900521][ T8100] device hsr_slave_1 entered promiscuous mode [ 57.939456][ T8100] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.954254][ T8105] team0: Port device team_slave_0 added [ 57.968776][ T8105] team0: Port device team_slave_1 added [ 57.976023][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 57.985601][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 57.994554][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 58.003372][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 58.011948][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 58.025557][ T8097] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.071187][ T8103] device hsr_slave_0 entered promiscuous mode [ 58.119700][ T8103] device hsr_slave_1 entered promiscuous mode [ 58.160136][ T8103] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.179408][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 58.187890][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 58.197027][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 58.205732][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 58.214199][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 58.222617][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 58.240181][ T3699] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.247781][ T3699] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.258800][ T8097] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.317638][ T8103] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 58.355738][ T8103] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 58.414128][ T8103] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 58.502731][ T8105] device hsr_slave_0 entered promiscuous mode [ 58.539654][ T8105] device hsr_slave_1 entered promiscuous mode [ 58.609773][ T8105] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.630087][ T8103] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 58.675081][ T8095] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.683046][ T3085] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.691887][ T3085] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.700732][ T3085] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.707876][ T3085] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.715665][ T3085] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 58.724499][ T3085] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.732927][ T3085] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.740106][ T3085] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.750721][ T3085] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 58.775629][ T8092] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 58.795611][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 58.804603][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 58.813758][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 58.823109][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 58.830973][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 58.840008][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 58.848218][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 58.856792][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 58.865611][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 58.873389][ T8100] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 58.932137][ T8100] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 58.995443][ T8095] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.036286][ T8100] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 59.060721][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.068407][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.081095][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.090008][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.098377][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.105467][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.113136][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.122301][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.130768][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.137895][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.145690][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.154538][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.163085][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.185288][ T8100] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 59.223520][ T8097] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 59.241505][ T8097] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.268379][ T8095] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 59.292979][ T8095] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 164.299193][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 164.305963][ C0] rcu: 0-...!: (1 GPs behind) idle=e96/1/0x4000000000000002 softirq=10674/10678 fqs=42 [ 164.316032][ C0] (t=10500 jiffies g=6101 q=111) [ 164.321058][ C0] rcu: rcu_preempt kthread starved for 10415 jiffies! g6101 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 164.332143][ C0] rcu: RCU grace-period kthread stack dump: [ 164.338025][ C0] rcu_preempt R running task 29032 10 2 0x80004000 [ 164.345913][ C0] Call Trace: [ 164.349199][ C0] __schedule+0x9a0/0xcc0 [ 164.353529][ C0] schedule+0x181/0x210 [ 164.357792][ C0] schedule_timeout+0x14f/0x240 [ 164.362657][ C0] ? run_local_timers+0x120/0x120 [ 164.367687][ C0] rcu_gp_kthread+0xed8/0x1770 [ 164.372460][ C0] kthread+0x332/0x350 [ 164.376517][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 164.381621][ C0] ? kthread_blkcg+0xe0/0xe0 [ 164.386203][ C0] ret_from_fork+0x24/0x30 [ 164.390637][ C0] NMI backtrace for cpu 0 [ 164.394968][ C0] CPU: 0 PID: 8115 Comm: syz-executor.0 Not tainted 5.4.0-syzkaller #0 [ 164.403194][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 164.413238][ C0] Call Trace: [ 164.416518][ C0] [ 164.419369][ C0] dump_stack+0x1fb/0x318 [ 164.423693][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 164.428527][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 164.434668][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 164.440726][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 164.446695][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 164.452586][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 164.457694][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 164.462886][ C0] ? trace_hardirqs_off+0x74/0x80 [ 164.467917][ C0] update_process_times+0x12d/0x180 [ 164.473195][ C0] tick_sched_timer+0x263/0x420 [ 164.478035][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 164.483655][ C0] __hrtimer_run_queues+0x403/0x840 [ 164.488854][ C0] hrtimer_interrupt+0x38c/0xda0 [ 164.493803][ C0] ? debug_smp_processor_id+0x9/0x20 [ 164.499078][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 164.504704][ C0] apic_timer_interrupt+0xf/0x20 [ 164.509623][ C0] [ 164.512553][ C0] RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x50 [ 164.518612][ C0] 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 34 e7 cc 07 48 89 de e8 64 02 3b 00 5b 5d c3 cc <48> 8b 04 24 65 48 8b 0c 25 c0 1d 02 00 65 8b 15 b8 81 8b 7e f7 c2 [ 164.538203][ C0] RSP: 0018:ffffc90002467060 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 164.546601][ C0] RAX: 1ffff1101507aaa1 RBX: ffffea0002a0b4c0 RCX: 0000000000040000 [ 164.554560][ C0] RDX: ffffc90001ef9000 RSI: 000000000003ffff RDI: 0000000000040000 [ 164.562518][ C0] RBP: ffffc900024670a0 R08: 000000000003a768 R09: ffffed10150cb2b7 [ 164.570479][ C0] R10: ffffed10150cb2b7 R11: 0000000000000000 R12: ffff8880a83d55a0 [ 164.578450][ C0] R13: dffffc0000000000 R14: 1ffff1101507aab4 R15: ffff8880a86595a8 [ 164.586431][ C0] ? free_thread_stack+0x124/0x590 [ 164.591530][ C0] put_task_stack+0xa3/0x130 [ 164.596109][ C0] finish_task_switch+0x3f1/0x550 [ 164.601124][ C0] __schedule+0x9a8/0xcc0 [ 164.605448][ C0] ? ___preempt_schedule+0x16/0x18 [ 164.610547][ C0] preempt_schedule+0xdb/0x120 [ 164.615298][ C0] ___preempt_schedule+0x16/0x18 [ 164.620229][ C0] _raw_spin_unlock_irq+0x77/0x80 [ 164.625259][ C0] usb_hcd_submit_urb+0x9b5/0x1b90 [ 164.630385][ C0] usb_submit_urb+0x108e/0x1550 [ 164.635231][ C0] usb_start_wait_urb+0xd4/0x2f0 [ 164.640163][ C0] usb_control_msg+0x24a/0x420 [ 164.644930][ C0] hub_ext_port_status+0x109/0x6c0 [ 164.650039][ C0] hub_activate+0xd10/0x2110 [ 164.654629][ C0] hub_resume+0x5d/0x350 [ 164.658857][ C0] ? usbfs_notify_resume+0xdf/0xf0 [ 164.663959][ C0] usb_resume_both+0x541/0x9e0 [ 164.668716][ C0] usb_runtime_resume+0x21/0x30 [ 164.673567][ C0] __rpm_callback+0x14f/0x4b0 [ 164.678228][ C0] ? autosuspend_check+0x5a0/0x5a0 [ 164.683330][ C0] ? autosuspend_check+0x5a0/0x5a0 [ 164.688425][ C0] rpm_resume+0xf4c/0x1a00 [ 164.692845][ C0] __pm_runtime_resume+0x11b/0x180 [ 164.697941][ C0] usb_autoresume_device+0x23/0x60 [ 164.703039][ C0] usbdev_open+0x140/0x700 [ 164.707443][ C0] ? do_raw_spin_unlock+0x136/0x260 [ 164.712634][ C0] chrdev_open+0x509/0x590 [ 164.717039][ C0] ? cd_forget+0x160/0x160 [ 164.721449][ C0] do_dentry_open+0x740/0x10c0 [ 164.726211][ C0] vfs_open+0x73/0x80 [ 164.730178][ C0] path_openat+0x1397/0x44a0 [ 164.734800][ C0] do_filp_open+0x192/0x3d0 [ 164.739313][ C0] do_sys_open+0x29f/0x560 [ 164.743744][ C0] __x64_sys_open+0x87/0x90 [ 164.748415][ C0] do_syscall_64+0xf7/0x1c0 [ 164.752909][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 164.758789][ C0] RIP: 0033:0x414411 [ 164.762670][ C0] Code: 75 14 b8 02 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 04 19 00 00 c3 48 83 ec 08 e8 0a fa ff ff 48 89 04 24 b8 02 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 53 fa ff ff 48 89 d0 48 83 c4 08 48 3d 01 [ 164.782271][ C0] RSP: 002b:00007f7423c037a0 EFLAGS: 00000293 ORIG_RAX: 0000000000000002 [ 164.790757][ C0] RAX: ffffffffffffffda RBX: 6666666666666667 RCX: 0000000000414411 [ 164.798739][ C0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 00007f7423c03850 [ 164.806855][ C0] RBP: 000000000075bf20 R08: 000000000000000f R09: 0000000000000000 [ 164.814830][ C0] R10: 00007f7423c049d0 R11: 0000000000000293 R12: 00007f7423c046d4 [ 164.822922][ C0] R13: 00000000004cae46 R14: 00000000004e4348 R15: 00000000ffffffff