[ 43.672796][ T26] audit: type=1800 audit(1578459259.903:26): pid=8166 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 43.739579][ T26] audit: type=1800 audit(1578459259.913:27): pid=8166 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 43.785555][ T26] audit: type=1800 audit(1578459259.913:28): pid=8166 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. [ 44.368903][ T26] audit: type=1800 audit(1578459260.613:29): pid=8166 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 '10.128.10.47' (ECDSA) to the list of known hosts. 2020/01/08 04:54:30 fuzzer started 2020/01/08 04:54:31 dialing manager at 10.128.0.26:35703 2020/01/08 04:54:31 syscalls: 2824 2020/01/08 04:54:31 code coverage: enabled 2020/01/08 04:54:31 comparison tracing: enabled 2020/01/08 04:54:31 extra coverage: enabled 2020/01/08 04:54:31 setuid sandbox: enabled 2020/01/08 04:54:31 namespace sandbox: enabled 2020/01/08 04:54:31 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 04:54:31 fault injection: enabled 2020/01/08 04:54:31 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 04:54:31 net packet injection: enabled 2020/01/08 04:54:31 net device setup: enabled 2020/01/08 04:54:31 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 04:54:31 devlink PCI setup: PCI device 0000:00:10.0 is not available 04:54:32 executing program 0: socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000280)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = fcntl$dupfd(r1, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0x275a, 0x0) r4 = creat(&(0x7f0000000180)='./file0\x00', 0x0) write$P9_RCLUNK(r4, &(0x7f0000000000)={0x7}, 0x7) fallocate(r4, 0x0, 0x0, 0x2000402) fallocate(r3, 0x0, 0x0, 0x110001) ioctl$EXT4_IOC_MOVE_EXT(r3, 0xc028660f, &(0x7f00000002c0)={0x4, r4, 0x0, 0x8}) 04:54:32 executing program 1: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r0, &(0x7f0000000000)={0x2, 0x3, @broadcast}, 0x10) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000af5000)={0x1, &(0x7f00006dc000)=[{0x200006, 0x0, 0x0, 0xa1}]}, 0x10) sendto$inet(r0, 0x0, 0xfffffda9, 0x200007ff, &(0x7f0000deaff0)={0x2, 0x8000000000000003, @loopback}, 0x10) sendto$inet(r0, &(0x7f0000000540)="c3401c344654f3c7d9fe1ba48c8e390002000000000000d65cffffff38e9dd18c58f6bd779650fc30f09000000ecf323c9b87010227a60d177faf6502ceab47e58034347b289546c65a5eb278de72b1989f64cc99412e36880d20c34d91051b22f6c8acc9d082b7bcdec844f667da0867d0c00"/130, 0x82, 0x1, 0x0, 0x4f5) recvmmsg(r0, &(0x7f0000002bc0)=[{{0x0, 0x0, &(0x7f00000002c0)=[{&(0x7f0000000100)=""/222, 0xde}], 0x1}}], 0x1, 0x0, 0x0) sendmmsg$inet(r0, &(0x7f0000002700)=[{{0x0, 0x0, &(0x7f0000000080)=[{&(0x7f0000000400)="de", 0x1}], 0x1}}], 0x1, 0x801) syzkaller login: [ 56.508900][ T8332] IPVS: ftp: loaded support on port[0] = 21 [ 56.632139][ T8332] chnl_net:caif_netlink_parms(): no params data found [ 56.709784][ T8332] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.730478][ T8332] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.738126][ T8332] device bridge_slave_0 entered promiscuous mode 04:54:33 executing program 2: r0 = memfd_create(&(0x7f00000000c0)='I\x00=', 0x0) write(r0, &(0x7f0000000080)='i', 0x1) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x1, 0x11, r0, 0x0) r1 = syz_init_net_socket$bt_l2cap(0x1f, 0x3, 0x0) setsockopt$bt_l2cap_L2CAP_LM(r1, 0x6, 0x3, &(0x7f0000000000), 0x0) [ 56.756158][ T8335] IPVS: ftp: loaded support on port[0] = 21 [ 56.764187][ T8332] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.773271][ T8332] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.789531][ T8332] device bridge_slave_1 entered promiscuous mode [ 56.847370][ T8332] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.872864][ T8332] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.939646][ T8332] team0: Port device team_slave_0 added [ 56.968183][ T8338] IPVS: ftp: loaded support on port[0] = 21 [ 56.978895][ T8332] team0: Port device team_slave_1 added 04:54:33 executing program 3: r0 = socket$inet6(0xa, 0x3, 0x6b) ioctl(r0, 0x1000008912, &(0x7f0000000000)="0815b5055e0bcfe87b3071") socket$inet_smc(0x2b, 0x1, 0x0) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/sequencer2\x00', 0x20100, 0x0) r2 = syz_open_dev$mouse(&(0x7f0000000080)='/dev/input/mouse#\x00', 0x1000, 0x80000) setsockopt$CAN_RAW_ERR_FILTER(r2, 0x65, 0x2, &(0x7f0000000200)=0x6, 0x4) getsockname(r1, &(0x7f0000000140)=@ipx, &(0x7f00000001c0)=0x80) setsockopt$SO_VM_SOCKETS_BUFFER_SIZE(r1, 0x28, 0x0, &(0x7f0000000100)=0x1, 0x8) write$P9_RREADLINK(r1, &(0x7f0000000040)={0x10, 0x17, 0x2, {0x7, './file0'}}, 0x10) r3 = socket$inet(0x2, 0x3, 0x2) setsockopt$inet_int(r3, 0x0, 0xca, &(0x7f0000000000)=0x10001, 0x10) r4 = socket$inet(0x2, 0x3, 0x2) setsockopt$inet_int(r4, 0x0, 0xca, &(0x7f0000000000)=0x10001, 0x10) r5 = socket$inet(0x2, 0x3, 0x2) setsockopt$inet_int(r5, 0x0, 0xca, &(0x7f0000000000)=0x10001, 0x10) r6 = syz_open_dev$mouse(&(0x7f0000000240)='/dev/input/mouse#\x00', 0x100, 0x10102) setsockopt$inet_tcp_int(r6, 0x6, 0x6, &(0x7f0000002c80)=0xfffffffa, 0xfffffffffffffc67) [ 56.993541][ T8335] chnl_net:caif_netlink_parms(): no params data found [ 57.073171][ T8332] device hsr_slave_0 entered promiscuous mode [ 57.111247][ T8332] device hsr_slave_1 entered promiscuous mode [ 57.206848][ T8335] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.220456][ T8335] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.228034][ T8335] device bridge_slave_0 entered promiscuous mode [ 57.254645][ T8340] IPVS: ftp: loaded support on port[0] = 21 [ 57.261423][ T8335] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.268474][ T8335] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.281856][ T8335] device bridge_slave_1 entered promiscuous mode 04:54:33 executing program 4: r0 = add_key$user(&(0x7f00000000c0)='user\x00', &(0x7f0000000440)={'syz'}, &(0x7f0000000380)="585ccbe4ed83b836c1a6474914dc55e72206297b6895b66147b3c7218a9169a85ea0bdc9e1587a050000000000000042e33089754c8107c3cd3923dd4a71c2ff06007b6b4816122d2550829eaa9435c99926022b8753a188748c569f435fb3bae96efb74b50ec93c152f5e8e198a29e5c0d0c60000ce0637ce0000b4ec24c53d3d661ff5ff70e48884ca000018cea71fcfacf40d32e4b58a8d2725561f6110fd7b06f90b5274cc5c1e298a16324fe27da2a9d5ba9ff3c009d308bd73f4772539", 0x227, 0xfffffffffffffffe) r1 = add_key$user(&(0x7f0000000200)='user\x00', &(0x7f0000000040)={'syz', 0x1}, &(0x7f0000000100)="04", 0x1, 0xfffffffffffffffd) keyctl$dh_compute(0x17, &(0x7f0000000000)={r1, r0, r1}, 0x0, 0x0, &(0x7f0000000580)={&(0x7f0000000080)={'sha256-generic\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00'}}) [ 57.347901][ T8335] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.411504][ T8335] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.487631][ T8338] chnl_net:caif_netlink_parms(): no params data found [ 57.566118][ T8335] team0: Port device team_slave_0 added [ 57.575040][ T8332] netdevsim netdevsim0 netdevsim0: renamed from eth0 04:54:33 executing program 5: r0 = memfd_create(&(0x7f0000000200)='eth0\x00', 0x0) write(r0, &(0x7f0000000040)="06", 0x1) mmap(&(0x7f0000000000/0x7000)=nil, 0x7000, 0x1, 0x11, r0, 0x0) r1 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_int(r1, 0x10d, 0xd5, 0x0, &(0x7f0000000000)) [ 57.642137][ T8335] team0: Port device team_slave_1 added [ 57.647842][ T8332] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 57.703142][ T8340] chnl_net:caif_netlink_parms(): no params data found [ 57.732088][ T8332] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 57.782431][ T8332] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 57.793132][ T8343] IPVS: ftp: loaded support on port[0] = 21 [ 57.893071][ T8335] device hsr_slave_0 entered promiscuous mode [ 57.930838][ T8335] device hsr_slave_1 entered promiscuous mode [ 57.970671][ T8335] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 57.978439][ T8335] Cannot create hsr debugfs directory [ 57.993780][ T8346] IPVS: ftp: loaded support on port[0] = 21 [ 58.012224][ T8340] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.019313][ T8340] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.028807][ T8340] device bridge_slave_0 entered promiscuous mode [ 58.056480][ T8338] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.064589][ T8338] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.072810][ T8338] device bridge_slave_0 entered promiscuous mode [ 58.079933][ T8340] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.087631][ T8340] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.095531][ T8340] device bridge_slave_1 entered promiscuous mode [ 58.115939][ T8340] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.134579][ T8338] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.142233][ T8338] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.149771][ T8338] device bridge_slave_1 entered promiscuous mode [ 58.169404][ T8340] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.196256][ T8338] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.219016][ T8340] team0: Port device team_slave_0 added [ 58.231067][ T8340] team0: Port device team_slave_1 added [ 58.245126][ T8338] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.289668][ T8338] team0: Port device team_slave_0 added [ 58.313776][ T8338] team0: Port device team_slave_1 added [ 58.372217][ T8340] device hsr_slave_0 entered promiscuous mode [ 58.411326][ T8340] device hsr_slave_1 entered promiscuous mode [ 58.460615][ T8340] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 58.468196][ T8340] Cannot create hsr debugfs directory [ 58.485382][ T8335] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 58.532238][ T8335] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 58.633402][ T8338] device hsr_slave_0 entered promiscuous mode [ 58.690821][ T8338] device hsr_slave_1 entered promiscuous mode [ 58.740484][ T8338] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 58.748053][ T8338] Cannot create hsr debugfs directory [ 58.754236][ T8335] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 58.814616][ T8335] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 58.977392][ T8332] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.006302][ T8343] chnl_net:caif_netlink_parms(): no params data found [ 59.014775][ T8346] chnl_net:caif_netlink_parms(): no params data found [ 59.059678][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.071518][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.082266][ T8332] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.140841][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.149392][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.157897][ T45] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.165131][ T45] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.178275][ T8340] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 59.222643][ T8340] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 59.263081][ T8340] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 59.302056][ T8343] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.309137][ T8343] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.317510][ T8343] device bridge_slave_0 entered promiscuous mode [ 59.327382][ T8343] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.335017][ T8343] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.342800][ T8343] device bridge_slave_1 entered promiscuous mode [ 59.349689][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.358035][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.366709][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.375029][ T45] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.382122][ T45] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.390511][ T8346] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.397564][ T8346] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.408416][ T8346] device bridge_slave_0 entered promiscuous mode [ 59.418717][ T8346] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.426947][ T8346] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.434890][ T8346] device bridge_slave_1 entered promiscuous mode [ 59.443134][ T8340] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 59.518978][ T8346] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.548217][ T8343] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.561203][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.573805][ T8343] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.584609][ T8338] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 59.632531][ T8338] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 59.663372][ T8346] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.688780][ T8346] team0: Port device team_slave_0 added [ 59.701689][ T8338] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 59.758961][ T8346] team0: Port device team_slave_1 added [ 59.775419][ T8347] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.790798][ T8338] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 59.833361][ T8343] team0: Port device team_slave_0 added [ 59.843921][ T8347] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.854463][ T8347] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.862903][ T8347] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.871594][ T8347] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.879839][ T8347] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.888448][ T8347] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.897134][ T8347] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.916101][ T8343] team0: Port device team_slave_1 added [ 59.926640][ T8332] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 59.939372][ T8332] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.949469][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.958522][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.053879][ T8343] device hsr_slave_0 entered promiscuous mode [ 60.091092][ T8343] device hsr_slave_1 entered promiscuous mode [ 60.150532][ T8343] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 60.158124][ T8343] Cannot create hsr debugfs directory [ 60.233236][ T8346] device hsr_slave_0 entered promiscuous mode [ 60.270839][ T8346] device hsr_slave_1 entered promiscuous mode [ 60.310483][ T8346] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 60.318052][ T8346] Cannot create hsr debugfs directory [ 60.326284][ T8335] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.368101][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.376437][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.384465][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 60.392375][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 60.402670][ T8335] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.421482][ T8332] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.468856][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.477819][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.486245][ T17] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.493293][ T17] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.509092][ T8338] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.534347][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.543085][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.551705][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.559926][ T45] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.566999][ T45] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.575371][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.622926][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.633201][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.641901][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.650036][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.658731][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.667602][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 60.677155][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 60.686329][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.699436][ T8335] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 60.710479][ T8335] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 60.724466][ T8340] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.741038][ T8343] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 60.784147][ T8343] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 60.847614][ T2669] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.856405][ T2669] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.865535][ T2669] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.874799][ T2669] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.883303][ T2669] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 60.891875][ T2669] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 60.899904][ T2669] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.907878][ T2669] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.915869][ T2669] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.923600][ T2669] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 60.931331][ T2669] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 60.940326][ T8332] device veth0_vlan entered promiscuous mode [ 60.949523][ T8343] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 60.994266][ T8338] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.013730][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.022331][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.031991][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.039127][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.052270][ T8332] device veth1_vlan entered promiscuous mode [ 61.065756][ T8343] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 61.132308][ T8340] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.140471][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.148303][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.156217][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.164138][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.172151][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.196850][ T8335] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.230670][ T8347] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.239464][ T8347] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.266529][ T8347] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.273628][ T8347] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.281562][ T8347] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.289984][ T8347] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.299142][ T8347] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.306233][ T8347] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.314073][ T8347] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.322714][ T8347] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.331099][ T8347] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.338135][ T8347] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.345785][ T8347] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.355017][ T8347] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.423204][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.437554][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 61.451580][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 61.460141][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.469336][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.480481][ T8346] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 166.450350][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 166.457210][ C0] rcu: 0-....: (10499 ticks this GP) idle=50a/1/0x4000000000000002 softirq=11941/11941 fqs=2755 [ 166.467984][ C0] (t=10501 jiffies g=6377 q=182) [ 166.473018][ C0] rcu: rcu_preempt kthread starved for 4992 jiffies! g6377 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 166.484031][ C0] rcu: RCU grace-period kthread stack dump: [ 166.489907][ C0] rcu_preempt R running task 28984 10 2 0x80004000 [ 166.497878][ C0] Call Trace: [ 166.501170][ C0] __schedule+0x9a0/0xcc0 [ 166.505613][ C0] schedule+0x181/0x210 [ 166.509782][ C0] schedule_timeout+0x14f/0x240 [ 166.514648][ C0] ? run_local_timers+0x120/0x120 [ 166.519676][ C0] rcu_gp_kthread+0xed8/0x1770 [ 166.524445][ C0] kthread+0x332/0x350 [ 166.528510][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 166.533625][ C0] ? kthread_blkcg+0xe0/0xe0 [ 166.538221][ C0] ret_from_fork+0x24/0x30 [ 166.542638][ C0] NMI backtrace for cpu 0 [ 166.546960][ C0] CPU: 0 PID: 8353 Comm: syz-executor.0 Not tainted 5.5.0-rc5-syzkaller #0 [ 166.555551][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 166.565610][ C0] Call Trace: [ 166.568891][ C0] [ 166.571748][ C0] dump_stack+0x1fb/0x318 [ 166.576084][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 166.580937][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 166.587078][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 166.593148][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 166.599145][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 166.605021][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 166.610141][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 166.615345][ C0] ? trace_hardirqs_off+0x74/0x80 [ 166.620374][ C0] update_process_times+0x12d/0x180 [ 166.625585][ C0] tick_sched_timer+0x263/0x420 [ 166.630444][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 166.636000][ C0] __hrtimer_run_queues+0x403/0x840 [ 166.641323][ C0] hrtimer_interrupt+0x38c/0xda0 [ 166.646283][ C0] ? debug_smp_processor_id+0x9/0x20 [ 166.651580][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 166.657134][ C0] apic_timer_interrupt+0xf/0x20 [ 166.662074][ C0] [ 166.665021][ C0] RIP: 0010:__memcg_kmem_uncharge+0x12f/0x1a0 [ 166.671077][ C0] Code: 5f 7c 48 89 d8 48 c1 e8 03 42 8a 04 28 84 c0 75 3b f6 03 01 75 10 49 83 c7 10 4c 89 ff 48 8b 75 d0 e8 f5 90 00 00 48 83 c4 08 <5b> 41 5c 41 5d 41 5e 41 5f 5d c3 44 89 e1 80 e1 07 80 c1 03 38 c1 [ 166.690674][ C0] RSP: 0018:ffffc900026778a0 EFLAGS: 00000296 ORIG_RAX: ffffffffffffff13 [ 166.699089][ C0] RAX: 0000000000000001 RBX: 0000000000000000 RCX: 0000000000000000 [ 166.707069][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea00025d2340 [ 166.715046][ C0] RBP: ffffc900026778c8 R08: dffffc0000000000 R09: fffffbfff124248a [ 166.723016][ C0] R10: fffffbfff124248a R11: 0000000000000000 R12: ffffea00025d2340 [ 166.730989][ C0] R13: 1ffffd40004ba46f R14: ffffea00025d2378 R15: 0000000000000000 [ 166.738987][ C0] free_thread_stack+0x12e/0x590 [ 166.743930][ C0] put_task_stack+0xa3/0x130 [ 166.748527][ C0] finish_task_switch+0x3f1/0x550 [ 166.753559][ C0] __schedule+0x9a8/0xcc0 [ 166.757909][ C0] preempt_schedule_irq+0xc1/0x140 [ 166.763006][ C0] retint_kernel+0x1b/0x2b [ 166.767428][ C0] RIP: 0010:kfree+0x1a3/0x200 [ 166.772110][ C0] Code: 48 83 3d 07 04 78 07 00 74 68 4c 89 f7 57 9d 0f 1f 44 00 00 eb 19 e8 3c d3 c9 ff 48 83 3d ec 03 78 07 00 74 51 4c 89 f7 57 9d <0f> 1f 44 00 00 5b 41 5c 41 5e 41 5f 5d c3 48 ff c9 48 89 c8 e9 c8 [ 166.791699][ C0] RSP: 0018:ffffc90002677b20 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 166.800132][ C0] RAX: ffff888094da0e14 RBX: ffff8880aa4001c0 RCX: ffffffff815c1e17 [ 166.808088][ C0] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000286 [ 166.816063][ C0] RBP: ffffc90002677b40 R08: ffff888094da0dd8 R09: fffffbfff140cf2e [ 166.824020][ C0] R10: fffffbfff140cf2e R11: 0000000000000000 R12: ffff8880a6929f40 [ 166.831978][ C0] R13: 0000000000000000 R14: 0000000000000286 R15: ffffffff835335a1 [ 166.839959][ C0] ? security_inode_init_security+0x281/0x310 [ 166.846039][ C0] ? mark_lock+0x107/0x1650 [ 166.850557][ C0] security_inode_init_security+0x281/0x310 [ 166.856449][ C0] ? ext4_init_security+0x40/0x40 [ 166.861496][ C0] ext4_init_security+0x34/0x40 [ 166.866347][ C0] __ext4_new_inode+0x44f5/0x56f0 [ 166.871406][ C0] ext4_symlink+0x52a/0xf60 [ 166.875929][ C0] vfs_symlink+0x36f/0x4f0 [ 166.880448][ C0] do_symlinkat+0x187/0x3f0 [ 166.884962][ C0] __x64_sys_symlink+0x60/0x70 [ 166.889731][ C0] do_syscall_64+0xf7/0x1c0 [ 166.894243][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 166.900138][ C0] RIP: 0033:0x45ac77 [ 166.904045][ C0] Code: 0f 1f 00 b8 5c 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 6d b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 58 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 4d b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 166.923634][ C0] RSP: 002b:00007ffdfb1bbdc8 EFLAGS: 00000202 ORIG_RAX: 0000000000000058 [ 166.932064][ C0] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000045ac77 [ 166.940053][ C0] RDX: 00007ffdfb1bbe67 RSI: 00000000004c0a21 RDI: 00007ffdfb1bbe50 [ 166.948012][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000017 [ 166.955987][ C0] R10: 0000000000000075 R11: 0000000000000202 R12: 0000000000000001 [ 166.963963][ C0] R13: 00007ffdfb1bbe00 R14: 0000000000000000 R15: 00007ffdfb1bbe10