[ 41.895309][ T25] audit: type=1800 audit(1575418460.744:26): pid=7994 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 41.917991][ T25] audit: type=1800 audit(1575418460.744:27): pid=7994 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 41.947414][ T25] audit: type=1800 audit(1575418460.744:28): pid=7994 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. [ 42.710390][ T25] audit: type=1800 audit(1575418461.594:29): pid=7994 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 '10.128.10.46' (ECDSA) to the list of known hosts. 2019/12/04 00:14:28 fuzzer started 2019/12/04 00:14:30 dialing manager at 10.128.0.26:42111 2019/12/04 00:14:30 syscalls: 2689 2019/12/04 00:14:30 code coverage: enabled 2019/12/04 00:14:30 comparison tracing: enabled 2019/12/04 00:14:30 extra coverage: extra coverage is not supported by the kernel 2019/12/04 00:14:30 setuid sandbox: enabled 2019/12/04 00:14:30 namespace sandbox: enabled 2019/12/04 00:14:30 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/04 00:14:30 fault injection: enabled 2019/12/04 00:14:30 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/04 00:14:30 net packet injection: enabled 2019/12/04 00:14:30 net device setup: enabled 2019/12/04 00:14:30 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/04 00:14:30 devlink PCI setup: PCI device 0000:00:10.0 is not available 00:14:31 executing program 0: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000380)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) ioctl$int_in(r1, 0x800000c0045009, &(0x7f0000000140)=0x10) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) dup2(r2, r1) write$P9_RRENAME(r1, &(0x7f0000000000)={0x7, 0x15, 0x2}, 0x7) openat$ptmx(0xffffffffffffff9c, 0x0, 0x20000, 0x0) socket$kcm(0x10, 0x200000000000003, 0x4) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r3 = socket$kcm(0x29, 0x5, 0x0) r4 = socket$kcm(0x29, 0x5, 0x0) ioctl$sock_kcm_SIOCKCMATTACH(r3, 0x8983, &(0x7f00000019c0)={r4}) fcntl$getown(0xffffffffffffffff, 0x9) r5 = socket$kcm(0x29, 0x5, 0x0) r6 = socket$kcm(0x29, 0x5, 0x0) ioctl$sock_kcm_SIOCKCMATTACH(r5, 0x8983, &(0x7f00000019c0)={r6}) getsockopt$sock_cred(r6, 0x1, 0x11, &(0x7f0000000100)={0x0}, &(0x7f0000000280)=0x57) getpgrp(r7) io_setup(0x0, &(0x7f0000000080)=0x0) io_submit(r8, 0xfdb6, 0x0) perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x1f, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$dri(&(0x7f0000000000)='/dev/dri/card#\x00', 0x1, 0x0) ioctl(0xffffffffffffffff, 0xfffffffffffbffc6, 0x0) fcntl$getown(0xffffffffffffffff, 0x9) bpf$BPF_TASK_FD_QUERY(0x14, 0x0, 0x0) r9 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000340)='clear_refs\x00g\xff\xca\x02\x8a\xf0\xe1ZM\xfa@\x1bS0\x11\xbe\xdc\xdc\xdd\xc1\x17~\x18\xd6\xa5\x88Cd**\xde\xae\xaf\xcf\t\xec0\x04\xe7\xf3\"\b9\xb5\x96VR+\xbb\xa0a\xbb\xc8') r10 = syz_open_procfs(0x0, &(0x7f0000000200)='loginuid\x009\xda\xd3\xc4D\xdeJ5\xf0\xfd\"=\xb6\xaa\x1e/\xddc\xc9\xf3_8\x9eFi\xe0\xafe\"\xc2%\xbb\xb6E\xae\x9e\x0fF\xc8|\xd4M\xb4\x91\x9c\x1a4\xab\x1d\x00\xbbAW\xf7\x9b#\x91.\x9b\x96Vn\xbf#a\x8d\xfd\xd31\xfc\xac\xfe\xcc\xdb\x93\x89t\xf4\x8dB\fI\xe5\xb3\x7f\x94\xbd\xb6Q\xb9\xc1\x02e\x904\xf4\x19/') sendfile(r9, r10, 0x0, 0x1) write$RDMA_USER_CM_CMD_CREATE_ID(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0xfa00, {0x0, &(0x7f0000000080)={0xffffffffffffffff}, 0xbae94d1e006724b9, 0x5}}, 0x1b) write$RDMA_USER_CM_CMD_RESOLVE_IP(r0, &(0x7f0000000200)={0x3, 0x40, 0xfa00, {{0xa, 0x0, 0x0, @empty}, {0xa, 0x0, 0x0, @dev}, r11, 0x9dffffff}}, 0x48) r12 = openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) r13 = openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) dup2(r13, r12) r14 = accept4$vsock_stream(r12, &(0x7f00000000c0)={0x28, 0x0, 0x2710}, 0x10, 0x100000) fcntl$dupfd(r14, 0x0, 0xffffffffffffffff) r15 = socket$kcm(0x29, 0x0, 0x0) r16 = socket$kcm(0x29, 0x5, 0x0) ioctl$sock_kcm_SIOCKCMATTACH(r15, 0x8983, &(0x7f00000019c0)={r16}) 00:14:31 executing program 1: r0 = socket(0x22, 0x2, 0x4) sendmsg$TIPC_NL_MEDIA_GET(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={0x0}}, 0x40088ce03fd7eead) syzkaller login: [ 52.444283][ T8158] IPVS: ftp: loaded support on port[0] = 21 [ 52.570578][ T8160] IPVS: ftp: loaded support on port[0] = 21 00:14:31 executing program 2: clock_getres(0xfffffefffffffff1, &(0x7f0000000040)) [ 52.629236][ T8158] chnl_net:caif_netlink_parms(): no params data found [ 52.730381][ T8158] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.744848][ T8158] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.776210][ T8158] device bridge_slave_0 entered promiscuous mode [ 52.786278][ T8158] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.793392][ T8158] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.816665][ T8158] device bridge_slave_1 entered promiscuous mode [ 52.831091][ T8163] IPVS: ftp: loaded support on port[0] = 21 00:14:31 executing program 3: r0 = socket$inet(0x2, 0x2000000080002, 0x0) setsockopt$EBT_SO_SET_ENTRIES(r0, 0x0, 0x80, &(0x7f00000001c0)=@broute={'broute\x00\x00\x00\x00\x00P\xe0\x00', 0x20, 0x0, 0x90, [0x0, 0x0, 0x0, 0x0, 0x0, 0x20000100], 0x2, 0x0, &(0x7f0000000100)=[{0x0, '\x00', 0x0, 0xffffffffffffffff}, {0x0, '\x00', 0x11, 0xfffffffffffffffc}, {}]}, 0x108) [ 52.893963][ T8158] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 52.913288][ T8160] chnl_net:caif_netlink_parms(): no params data found [ 52.929405][ T8158] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 52.984818][ T8158] team0: Port device team_slave_0 added [ 53.031184][ T8158] team0: Port device team_slave_1 added [ 53.099741][ T8160] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.116122][ T8160] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.123767][ T8160] device bridge_slave_0 entered promiscuous mode [ 53.150041][ T8163] chnl_net:caif_netlink_parms(): no params data found [ 53.160845][ T8167] IPVS: ftp: loaded support on port[0] = 21 [ 53.174846][ T8160] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.196834][ T8160] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.204521][ T8160] device bridge_slave_1 entered promiscuous mode 00:14:32 executing program 4: perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 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$kcm(0x10, 0x3, 0x10) sendmsg$kcm(r0, &(0x7f0000000280)={0x0, 0x50, &(0x7f0000000100)=[{&(0x7f0000000080)="2e0000002300817ee45de087185082cf0448b0eb04001800160011000586f9835b3f00009148790003f85acc7c45", 0x2e}], 0x1}, 0x0) [ 53.299503][ T8158] device hsr_slave_0 entered promiscuous mode [ 53.356192][ T8158] device hsr_slave_1 entered promiscuous mode [ 53.433024][ T8160] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 53.474158][ T8169] IPVS: ftp: loaded support on port[0] = 21 [ 53.488613][ T8160] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link 00:14:32 executing program 5: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x6a, 0x1, 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, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0, 0xc}, 0x0, 0x0, 0x0, 0x9}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) perf_event_open(&(0x7f0000000a00)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}, 0x0, 0x0, 0x2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet6_udp(0xa, 0x2, 0x0) ioctl$sock_inet6_SIOCSIFADDR(r0, 0x89a1, &(0x7f0000000340)={@local}) ioctl$sock_inet6_SIOCADDRT(r0, 0x89a0, &(0x7f0000000100)={@local={0xfe, 0x80, [0x0, 0xfeff0000, 0x77a0100]}, @rand_addr="58c4c4a733d993a894f49491cb15d13e", @loopback}) socket$packet(0x11, 0x0, 0x300) ioctl$HCIINQUIRY(0xffffffffffffffff, 0x800448f0, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc8}) open(&(0x7f0000000180)='./file0\x00', 0x0, 0x0) ioctl$DRM_IOCTL_WAIT_VBLANK(0xffffffffffffffff, 0xc018643a, 0x0) fallocate(0xffffffffffffffff, 0x0, 0x0, 0x0) getuid() getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0x1) lsetxattr$system_posix_acl(&(0x7f0000000340)='./bus\x00', &(0x7f0000000300)='system.posix_acl_default\x00', &(0x7f0000000600)=ANY=[@ANYRES32=0x0, @ANYBLOB="0220f8ff3d1e4e4622f3fdeb31c32cd85bf4711c7e27acab7abc7dc97d14156ce6e1e25c8e2eeeed53272fd508eda196d8d46f3d673dc614bc0daa74f9997f968d68d1f7c576c4ad4c91b4569f448db1ec74b7b30b265fa3cead6fe1a2db512b3c43bab686e3e09e4847cfbb8f0aa1f3db727c5711aaedc83ccba0213972c2b7b4a6249209c2ec9ab17a971557b9aec2cb66d4aac97103939ed40360fd4e70f116", @ANYBLOB], 0x3, 0x0) [ 53.518699][ T8158] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 53.589131][ T8163] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.600374][ T8163] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.608871][ T8163] device bridge_slave_0 entered promiscuous mode [ 53.626504][ T8163] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.633554][ T8163] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.641439][ T8163] device bridge_slave_1 entered promiscuous mode [ 53.649232][ T8158] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 53.732764][ T8160] team0: Port device team_slave_0 added [ 53.756019][ T8158] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 53.787955][ T8160] team0: Port device team_slave_1 added [ 53.794236][ T8158] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 53.862940][ T8172] IPVS: ftp: loaded support on port[0] = 21 [ 53.874826][ T8163] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 53.885630][ T8163] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 53.904639][ T8163] team0: Port device team_slave_0 added [ 53.940325][ T8163] team0: Port device team_slave_1 added [ 54.008674][ T8160] device hsr_slave_0 entered promiscuous mode [ 54.056187][ T8160] device hsr_slave_1 entered promiscuous mode [ 54.106805][ T8160] debugfs: Directory 'hsr0' with parent '/' already present! [ 54.129193][ T8167] chnl_net:caif_netlink_parms(): no params data found [ 54.204325][ T8167] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.212757][ T8167] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.220519][ T8167] device bridge_slave_0 entered promiscuous mode [ 54.232015][ T8167] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.242470][ T8167] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.250326][ T8167] device bridge_slave_1 entered promiscuous mode [ 54.307821][ T8163] device hsr_slave_0 entered promiscuous mode [ 54.346271][ T8163] device hsr_slave_1 entered promiscuous mode [ 54.405964][ T8163] debugfs: Directory 'hsr0' with parent '/' already present! [ 54.417070][ T8169] chnl_net:caif_netlink_parms(): no params data found [ 54.463777][ T8160] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 54.503668][ T8160] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 54.548659][ T8160] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 54.589534][ T8160] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 54.649116][ T8167] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 54.659547][ T8169] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.667254][ T8169] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.674862][ T8169] device bridge_slave_0 entered promiscuous mode [ 54.682797][ T8169] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.690438][ T8169] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.698456][ T8169] device bridge_slave_1 entered promiscuous mode [ 54.724550][ T8167] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 54.762883][ T8169] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 54.774251][ T8169] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 54.833551][ T8169] team0: Port device team_slave_0 added [ 54.842337][ T8167] team0: Port device team_slave_0 added [ 54.848800][ T8163] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 54.900240][ T8172] chnl_net:caif_netlink_parms(): no params data found [ 54.916723][ T8169] team0: Port device team_slave_1 added [ 54.923260][ T8167] team0: Port device team_slave_1 added [ 54.930781][ T8163] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 54.968073][ T8163] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 55.020403][ T8163] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 55.147816][ T8169] device hsr_slave_0 entered promiscuous mode [ 55.186581][ T8169] device hsr_slave_1 entered promiscuous mode [ 55.226125][ T8169] debugfs: Directory 'hsr0' with parent '/' already present! [ 55.257857][ T8158] 8021q: adding VLAN 0 to HW filter on device bond0 [ 55.310761][ T8167] device hsr_slave_0 entered promiscuous mode [ 55.366309][ T8167] device hsr_slave_1 entered promiscuous mode [ 55.426047][ T8167] debugfs: Directory 'hsr0' with parent '/' already present! [ 55.433712][ T8172] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.441109][ T8172] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.449295][ T8172] device bridge_slave_0 entered promiscuous mode [ 55.457013][ T8172] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.464051][ T8172] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.471911][ T8172] device bridge_slave_1 entered promiscuous mode [ 55.507742][ T8171] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.517114][ T8171] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.527758][ T8158] 8021q: adding VLAN 0 to HW filter on device team0 [ 55.552913][ T8172] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.563958][ T8172] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 55.574915][ T8171] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 55.583685][ T8171] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 55.592225][ T8171] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.599540][ T8171] bridge0: port 1(bridge_slave_0) entered forwarding state [ 55.607935][ T8171] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 55.615734][ T8169] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 55.647480][ T8169] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 55.687520][ T8169] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 55.763605][ T8167] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 55.808017][ T8167] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 55.848977][ T8169] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 55.913355][ T8160] 8021q: adding VLAN 0 to HW filter on device bond0 [ 55.922532][ T2948] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 55.931511][ T2948] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 55.940332][ T2948] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.947416][ T2948] bridge0: port 2(bridge_slave_1) entered forwarding state [ 55.958278][ T8172] team0: Port device team_slave_0 added [ 55.967891][ T8172] team0: Port device team_slave_1 added [ 55.973898][ T8167] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 56.049245][ T2948] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 56.058358][ T2948] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 56.066152][ T2948] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 56.074175][ T2948] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 56.087263][ T8167] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 56.187750][ T8172] device hsr_slave_0 entered promiscuous mode [ 56.236533][ T8172] device hsr_slave_1 entered promiscuous mode [ 56.296063][ T8172] debugfs: Directory 'hsr0' with parent '/' already present! [ 56.305132][ T8160] 8021q: adding VLAN 0 to HW filter on device team0 [ 56.315649][ T2948] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 56.325198][ T2948] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 56.334413][ T2948] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 56.370222][ T2948] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 56.379536][ T2948] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 56.389683][ T2948] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 56.398203][ T2948] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 56.406925][ T2948] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.413968][ T2948] bridge0: port 1(bridge_slave_0) entered forwarding state [ 56.438284][ T2948] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 56.449047][ T2948] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 56.458276][ T2948] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 56.467480][ T2948] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.474528][ T2948] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.482125][ T2948] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 56.490471][ T2948] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 56.499059][ T2948] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 56.521677][ T8158] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 56.532966][ T8158] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 56.559912][ T2948] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 56.571783][ T2948] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 56.580461][ T2948] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 56.592947][ T8172] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 56.640409][ T8172] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 56.700668][ T8163] 8021q: adding VLAN 0 to HW filter on device bond0 [ 56.709317][ T8171] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 56.718337][ T8171] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 56.727149][ T8171] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 56.741014][ T8172] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 56.789064][ T8172] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 56.854648][ T8160] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 56.865647][ T8160] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 56.877590][ T8177] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 56.887610][ T8177] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 56.895985][ T8177] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 56.904206][ T8177] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 56.912655][ T8177] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 56.921027][ T8177] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 56.929111][ T8177] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 56.936568][ T8177] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 56.944511][ T8177] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 56.962576][ T8169] 8021q: adding VLAN 0 to HW filter on device bond0 [ 56.974603][ T8158] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 57.003583][ T8169] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.031159][ T8177] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.040975][ T8177] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.053185][ T8177] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.061514][ T8177] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.069907][ T8177] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 57.078774][ T8177] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 57.087850][ T8177] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.094908][ T8177] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.104401][ T8163] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.125667][ T8160] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 57.138139][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 57.153709][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 57.162513][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 57.177214][ T17] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.184287][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.192029][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 57.199755][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 57.207272][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 57.215937][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 57.235487][ T8169] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 57.253666][ T8169] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 57.287335][ T8167] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.308394][ T8167] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.349045][ T8167] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 57.367487][ T8167] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 57.402977][ T8167] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 162.165799][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 162.172563][ C0] rcu: 0-....: (10499 ticks this GP) idle=9be/1/0x4000000000000002 softirq=10586/10586 fqs=2760 [ 162.183414][ C0] (t=10501 jiffies g=6097 q=702) [ 162.188453][ C0] rcu: rcu_preempt kthread starved for 4977 jiffies! g6097 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 162.199461][ C0] rcu: RCU grace-period kthread stack dump: [ 162.205332][ C0] rcu_preempt R running task 29032 10 2 0x80004000 [ 162.213214][ C0] Call Trace: [ 162.216495][ C0] __schedule+0x9a0/0xcc0 [ 162.220821][ C0] schedule+0x181/0x210 [ 162.224961][ C0] schedule_timeout+0x14f/0x240 [ 162.229800][ C0] ? run_local_timers+0x120/0x120 [ 162.234815][ C0] rcu_gp_kthread+0xed8/0x1770 [ 162.239576][ C0] kthread+0x332/0x350 [ 162.243625][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 162.248717][ C0] ? kthread_blkcg+0xe0/0xe0 [ 162.253292][ C0] ret_from_fork+0x24/0x30 [ 162.257708][ C0] NMI backtrace for cpu 0 [ 162.262026][ C0] CPU: 0 PID: 8158 Comm: syz-executor.0 Not tainted 5.4.0-syzkaller #0 [ 162.270244][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 162.280414][ C0] Call Trace: [ 162.283701][ C0] [ 162.286637][ C0] dump_stack+0x1fb/0x318 [ 162.290967][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 162.295900][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 162.302056][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 162.308109][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 162.314080][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 162.319959][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 162.325063][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 162.330249][ C0] ? trace_hardirqs_off+0x74/0x80 [ 162.335262][ C0] update_process_times+0x12d/0x180 [ 162.340451][ C0] tick_sched_timer+0x263/0x420 [ 162.345296][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 162.350826][ C0] __hrtimer_run_queues+0x403/0x840 [ 162.356039][ C0] hrtimer_interrupt+0x38c/0xda0 [ 162.360987][ C0] ? debug_smp_processor_id+0x9/0x20 [ 162.366350][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 162.371889][ C0] apic_timer_interrupt+0xf/0x20 [ 162.376810][ C0] [ 162.379739][ C0] RIP: 0010:free_thread_stack+0x148/0x590 [ 162.385446][ C0] Code: 00 e8 5c 2d 2e 00 48 89 df 31 f6 e8 42 af 6e 00 43 80 3c 2e 00 74 08 4c 89 e7 e8 43 a4 69 00 49 8b 1c 24 48 83 c3 08 48 89 d8 <48> c1 e8 03 42 80 3c 28 00 74 08 48 89 df e8 25 a4 69 00 48 8b 3b [ 162.405047][ C0] RSP: 0018:ffffc90001e87768 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 162.413453][ C0] RAX: ffff888090c7d108 RBX: ffff888090c7d108 RCX: 0000000000000000 [ 162.421411][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea00029428c0 [ 162.429367][ C0] RBP: ffffc90001e877a0 R08: dffffc0000000000 R09: fffffbfff120248a [ 162.437321][ C0] R10: fffffbfff120248a R11: 0000000000000000 R12: ffff888090c7d1a0 [ 162.445275][ C0] R13: dffffc0000000000 R14: 1ffff1101218fa34 R15: ffff8880a3b61728 [ 162.453254][ C0] ? free_thread_stack+0x12e/0x590 [ 162.458356][ C0] put_task_stack+0xa3/0x130 [ 162.462932][ C0] finish_task_switch+0x3f1/0x550 [ 162.467947][ C0] __schedule+0x9a8/0xcc0 [ 162.472269][ C0] ? ___preempt_schedule+0x16/0x18 [ 162.477362][ C0] preempt_schedule+0xdb/0x120 [ 162.482113][ C0] ___preempt_schedule+0x16/0x18 [ 162.487042][ C0] _raw_spin_unlock+0x3a/0x40 [ 162.491702][ C0] copy_page_range+0x2487/0x29a0 [ 162.496652][ C0] ? __vma_link_rb+0x839/0x860 [ 162.501402][ C0] dup_mmap+0xa01/0xe00 [ 162.505575][ C0] dup_mm+0x9e/0x340 [ 162.509470][ C0] copy_process+0x1e49/0x5510 [ 162.514165][ C0] _do_fork+0x13e/0x660 [ 162.518317][ C0] ? check_preemption_disabled+0xb4/0x260 [ 162.524024][ C0] ? debug_smp_processor_id+0x9/0x20 [ 162.529303][ C0] ? debug_smp_processor_id+0x1c/0x20 [ 162.534666][ C0] __x64_sys_clone+0x20b/0x250 [ 162.539431][ C0] do_syscall_64+0xf7/0x1c0 [ 162.543924][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 162.549799][ C0] RIP: 0033:0x458c4a [ 162.554114][ C0] Code: f7 d8 64 89 04 25 d4 02 00 00 64 4c 8b 0c 25 10 00 00 00 31 d2 4d 8d 91 d0 02 00 00 31 f6 bf 11 00 20 01 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 0f 87 f5 00 00 00 85 c0 41 89 c5 0f 85 fc 00 00 [ 162.573802][ C0] RSP: 002b:00007ffcc432b8a0 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 162.582206][ C0] RAX: ffffffffffffffda RBX: 00007ffcc432b8a0 RCX: 0000000000458c4a [ 162.590168][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 162.598126][ C0] RBP: 00007ffcc432b8e0 R08: 0000000000000001 R09: 000000000278a940 [ 162.606081][ C0] R10: 000000000278ac10 R11: 0000000000000246 R12: 0000000000000001 [ 162.614039][ C0] R13: 0000000000000000 R14: 0000000000000000 R15: 00007ffcc432b930