last executing test programs: 1h0m50.271711517s ago: executing program 0 (id=1): sync() sync() bpf$MAP_CREATE_CONST_STR(0x0, 0x0, 0x0) sync() sync() sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000040)={0x0}, 0x1, 0x0, 0x0, 0x4000000}, 0x40000) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000006c0)={&(0x7f00000008c0)=ANY=[], 0x6c}}, 0x0) sync() sync() sync() sync() sync() sync() sync() sync() sync() sync() sync() sync() 1h0m26.189125161s ago: executing program 0 (id=4): socket$nl_generic(0x10, 0x3, 0x10) socket$nl_netfilter(0x10, 0x3, 0xc) syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff) socket$alg(0x26, 0x5, 0x0) socket$nl_route(0x10, 0x3, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='net_prio.prioidx\x00', 0x275a, 0x0) socket$alg(0x26, 0x5, 0x0) r1 = syz_io_uring_setup(0x94e, &(0x7f0000000140)={0x0, 0x0, 0x10100}, &(0x7f0000000100)=0x0, &(0x7f00000002c0)=0x0) r4 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cpu.stat\x00', 0x275a, 0x0) socket(0x10, 0x3, 0x0) socket$unix(0x1, 0x5, 0x0) socket$unix(0x1, 0x5, 0x0) eventfd2(0xa, 0x80800) syz_io_uring_submit(0x0, 0x0, &(0x7f00000001c0)=@IORING_OP_RECVMSG={0xa, 0x18, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x1, 0x1, {0x2}}) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000001c0)) write$UHID_CREATE2(r4, &(0x7f00000001c0)=ANY=[], 0x118) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x5, 0x12, r4, 0x0) syz_io_uring_submit(r2, r3, &(0x7f0000000000)=@IORING_OP_LINKAT={0x27, 0x6, 0x0, 0xffffffffffffffff, 0x0, 0x0, r0}) io_uring_enter(r1, 0x2d3e, 0x0, 0x0, 0x0, 0x0) 1h0m13.614250032s ago: executing program 0 (id=6): mkdirat(0xffffffffffffff9c, &(0x7f0000002000)='./file0\x00', 0x0) mount$bind(&(0x7f0000000100)='.\x00', &(0x7f0000000300)='./file0/../file0\x00', 0x0, 0x2151090, 0x0) mount$bind(0x0, &(0x7f00000005c0)='./file0\x00', 0x0, 0x100000, 0x0) r0 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000000240)={@private0={0xfc, 0x0, '\x00', 0x7}, 0x800, 0x0, 0x2, 0x0, 0x8, 0x8}, 0x20) mount$bind(&(0x7f0000000040)='./file0\x00', &(0x7f00000000c0)='./file0/file0\x00', 0x0, 0x8b101a, 0x0) mount$bind(0x0, &(0x7f00000003c0)='./file0/file0\x00', 0x0, 0x80000, 0x0) mount$bind(&(0x7f0000000380)='./file0\x00', &(0x7f0000000200)='./file0\x00', 0x0, 0x2125099, 0x0) r1 = syz_pidfd_open(0x0, 0x0) mount$tmpfs(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f00000001c0), 0xc00, 0x0) r2 = pidfd_getfd(r1, r1, 0x0) setns(r2, 0x66020000) open_tree(0xffffffffffffff9c, &(0x7f0000000640)='\x00', 0x89901) umount2(&(0x7f0000000040)='.\x00', 0x2) 1h0m7.916001155s ago: executing program 0 (id=8): r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x2}) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$unix(0x1, 0x1, 0x0) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', 0x0}) r4 = socket$netlink(0x10, 0x3, 0x0) r5 = socket$unix(0x1, 0x1, 0x0) ioctl$sock_SIOCGIFINDEX(r5, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', 0x0}) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000012c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000280)=@newqdisc={0x2c, 0x24, 0x4ee4e6a52ff56541, 0x70bd26, 0xffffffff, {0x0, 0x0, 0x0, r6, {0x0, 0x6}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_qfg={0x8}]}, 0x2c}}, 0x24040084) sendmsg$nl_route_sched(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000400)=@newqdisc={0x34, 0x28, 0x4ee4e6a52ff56541, 0x4001, 0xfffffdfc, {0x0, 0x0, 0x0, r6, {0x6}, {0xffff, 0xffff}, {0x2, 0xa}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x4}}]}, 0x34}, 0x1, 0x0, 0x0, 0x400dc}, 0x0) r7 = socket$netlink(0x10, 0x3, 0x0) r8 = socket$unix(0x1, 0x1, 0x0) ioctl$sock_SIOCGIFINDEX(r8, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', 0x0}) sendmsg$nl_route_sched(r7, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000340)=@newqdisc={0x30, 0x28, 0x4ee4e6a52ff56541, 0x3fff, 0xfffffdfc, {0x0, 0x0, 0x0, r9, {}, {0xffff, 0xffff}, {0x2, 0x1}}, [@qdisc_kind_options=@q_hhf={{0x8}, {0x4}}]}, 0x30}, 0x1, 0x0, 0x0, 0x400dc}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000000c0)=@newqdisc={0x40, 0x28, 0x4ee4e6a52ff56541, 0x5001, 0xfffffdfb, {0x0, 0x0, 0x0, r3, {0xffff}, {0xffff, 0xffff}, {0x7, 0x1}}, [@qdisc_kind_options=@q_etf={{0x8}, {0x14, 0x2, @TCA_ETF_PARMS={0x10, 0x1, {0x7, 0x1, 0x6}}}}]}, 0x40}, 0x1, 0x0, 0x0, 0x408dc}, 0x4000080) r10 = socket$nl_route(0x10, 0x3, 0x0) r11 = socket$unix(0x1, 0x1, 0x0) ioctl$sock_SIOCGIFINDEX(r11, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', 0x0}) sendmsg$nl_route_sched(r10, &(0x7f00000012c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=@newqdisc={0x44, 0x24, 0x4ee4e6a52ff56541, 0x70bd2a, 0xffffffff, {0x0, 0x0, 0x0, r12, {0x0, 0xfff1}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_hfsc={{0x9}, {0x14, 0x2, @TCA_HFSC_FSC={0x10, 0x2, {0x4d, 0xfffffffb, 0x7fffffff}}}}]}, 0x44}, 0x1, 0x0, 0x0, 0x4000000}, 0x20040084) 1h0m0.783567557s ago: executing program 0 (id=9): sync() sync() bpf$MAP_CREATE_CONST_STR(0x0, 0x0, 0x0) sync() sync() sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000006c0)={&(0x7f00000008c0)=ANY=[], 0x6c}}, 0x0) socket(0x10, 0x3, 0x0) sync() sync() sync() sync() sync() sync() sync() sync() sync() sync() sync() sync() sync() 59m43.947063342s ago: executing program 32 (id=9): sync() sync() bpf$MAP_CREATE_CONST_STR(0x0, 0x0, 0x0) sync() sync() sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000006c0)={&(0x7f00000008c0)=ANY=[], 0x6c}}, 0x0) socket(0x10, 0x3, 0x0) sync() sync() sync() sync() sync() sync() sync() sync() sync() sync() sync() sync() sync() 43.231100795s ago: executing program 2 (id=550): bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x11, 0x8, 0x0, &(0x7f0000000100)='GPL\x00'}, 0x94) r0 = fsopen(&(0x7f0000000100)='ramfs\x00', 0x1) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) symlinkat(&(0x7f0000000000)='.\x00', 0xffffffffffffffff, &(0x7f0000000080)='./file0\x00') mremap(&(0x7f0000ceb000/0x2000)=nil, 0x2000, 0x800000, 0x3, &(0x7f0000130000/0x800000)=nil) r1 = openat$sndseq(0xffffffffffffff9c, &(0x7f0000000000), 0xa02) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r1, 0x40a85323, &(0x7f0000000100)={{0x7, 0x78}, 'port0\x00', 0xa8, 0x100c02, 0xfffffffc, 0x6, 0x2, 0x8, 0x9, 0x0, 0x2}) bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x10, 0x4, &(0x7f0000000040)=ANY=[@ANYBLOB="b400000000000000791048000000000091043e000000000095000072"], &(0x7f0000003ff6)='GPL\x00', 0x2, 0xfd90, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, @sk_msg}, 0x48) munlock(&(0x7f0000ffc000/0x3000)=nil, 0x3000) bpf$MAP_CREATE(0x0, &(0x7f00000009c0)=ANY=[@ANYBLOB="0e000000040000000800000005"], 0x48) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x6, 0xc, &(0x7f00000001c0)=ANY=[@ANYBLOB="1800000000000000000000000000000018110000", @ANYBLOB="0000000000000000b7080000000000007b8af8ff00000000bc82000000000000a6020000f8ffffffb703000008000000cd"], &(0x7f0000000180)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @xdp=0xedf0e51957efc755, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) munlock(&(0x7f0000281000/0x4000)=nil, 0x4000) r2 = syz_open_procfs(0x0, &(0x7f00000000c0)='mountinfo\x00') sendfile(r2, r2, &(0x7f0000000040)=0x2eb4, 0x2000007ff) r3 = socket$inet6(0xa, 0x800000000000002, 0x0) setsockopt$inet6_int(r3, 0x29, 0x8, &(0x7f0000000000)=0x5, 0x4) r4 = socket$kcm(0x2, 0xa, 0x2) getsockopt$sock_buf(r4, 0x1, 0x45, 0x0, &(0x7f0000000100)=0x20) sendmmsg$inet6(r3, &(0x7f0000000380)=[{{&(0x7f0000000b00)={0xa, 0x4e23, 0x0, @local}, 0x1c, 0x0}}], 0x1, 0x0) recvmmsg(r3, 0x0, 0x0, 0x40002040, 0x0) openat(0xffffffffffffffff, &(0x7f00000000c0)='./file0\x00', 0x515a02, 0x52abe154ad664f26) pwritev2(0xffffffffffffffff, &(0x7f0000000340), 0x0, 0xe7b, 0x3, 0x9) ioctl$SNDRV_SEQ_IOCTL_GET_NAMED_QUEUE(0xffffffffffffffff, 0xc08c5336, &(0x7f00000001c0)={0x3ff, 0xe6c7, 0x1, 'queue0\x00', 0x476e}) 35.850741744s ago: executing program 2 (id=551): r0 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000100), 0x2, 0x0) ioctl$VHOST_SET_OWNER(r0, 0xaf01, 0x0) 33.483210515s ago: executing program 1 (id=552): r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = eventfd2(0xe5c, 0x80000) r3 = eventfd2(0x8, 0x80001) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000140)={r3, 0x7, 0x2, r2}) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f00000000c0)={r3, 0x98, 0x0, r2}) 30.904434507s ago: executing program 2 (id=553): r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(r0, &(0x7f0000000080)={0xa, 0xe22, 0x0, @empty, 0x7ff}, 0x1c) connect$inet6(r0, &(0x7f0000000440)={0xa, 0x4e20, 0x8, @remote, 0xb}, 0x1c) syz_emit_ethernet(0xfef3, &(0x7f0000000200)=ANY=[@ANYBLOB="aaaaaaaaaaaaaaaaaaaaaaaa86dd6001010000641100fe8000000000000000000000000000bbfe8000000000000000000000000000aa4e200e22"], 0x0) 28.603283166s ago: executing program 1 (id=554): r0 = openat$binderfs(0xffffffffffffff9c, &(0x7f0000000380)='./binderfs/binder0\x00', 0x0, 0x0) ioctl$BINDER_SET_CONTEXT_MGR_EXT(r0, 0x4018620d, &(0x7f00000000c0)={0x73622a85, 0x110b, 0x8000000000002}) r1 = openat$binderfs(0xffffffffffffff9c, &(0x7f0000000300)='./binderfs/binder0\x00', 0x0, 0x0) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f0000000080)={0x8, 0x0, &(0x7f0000000180)=[@increfs], 0x0, 0x0, 0x0}) r2 = dup3(r1, r0, 0x0) r3 = openat$binderfs(0xffffffffffffff9c, &(0x7f0000000000)='./binderfs/binder0\x00', 0x802, 0x0) ioctl$BINDER_SET_CONTEXT_MGR_EXT(r3, 0x4018620d, &(0x7f0000000040)={0x73622a85, 0x10a}) ioctl$BINDER_WRITE_READ(r2, 0xc0306201, &(0x7f00000003c0)={0x8, 0x0, &(0x7f0000000340)=[@acquire], 0x0, 0x0, 0x0}) ioctl$BINDER_WRITE_READ(r0, 0xc0306201, &(0x7f00000001c0)={0x4c, 0x0, &(0x7f0000000100)=[@transaction_sg={0x400c630e, {0x1, 0x0, 0x0, 0x0, 0x20, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x1000}], 0x0, 0x0, 0x0}) 24.960596467s ago: executing program 2 (id=555): r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000), 0x402, 0x0) readv(r0, 0x0, 0x0) 22.01702549s ago: executing program 1 (id=556): r0 = openat$tun(0xffffffffffffff9c, &(0x7f00000001c0), 0xa2f01, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f00000000c0)={'syzkaller1\x00', 0x6bf1c2d5adba8c32}) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = dup(r1) ioctl$SIOCSIFHWADDR(r2, 0x8914, &(0x7f0000000140)={'syzkaller1\x00', @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x2}}) write$tun(r0, &(0x7f0000000b00)=ANY=[@ANYBLOB="0a0088a8ffffffffffffaaaaaaaaaabb86dd6b622c2b021806"], 0x252) 18.631843888s ago: executing program 2 (id=557): timer_create(0x0, &(0x7f00000002c0)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000b80)=0x0) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r0, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) timer_delete(r0) 13.928184908s ago: executing program 1 (id=558): r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$wireguard(&(0x7f0000000600), 0xffffffffffffffff) sendmsg$WG_CMD_SET_DEVICE(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000fc0)={&(0x7f0000000640)={0x124, r1, 0x1, 0x0, 0x0, {}, [@WGDEVICE_A_IFNAME={0x14, 0x2, 'wg1\x00'}, @WGDEVICE_A_PRIVATE_KEY={0x24, 0x3, @c}, @WGDEVICE_A_FLAGS={0x8}, @WGDEVICE_A_PEERS={0xd0, 0x8, 0x0, 0x1, [{0xcc, 0x0, 0x0, 0x1, [@WGPEER_A_PUBLIC_KEY={0x24, 0x1, @a_g}, @WGPEER_A_ALLOWEDIPS={0xa4, 0x9, 0x0, 0x1, [{0x28, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @loopback}, {0x5}}]}, {0x28, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5, 0x3, 0x1}}]}, {0x28, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}, {0x5, 0x3, 0x3}}]}, {0x28, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x1}}]}]}]}]}]}, 0x124}, 0x1, 0x0, 0x0, 0x4084}, 0x20000010) 8.168258118s ago: executing program 2 (id=559): sendmsg$IPCTNL_MSG_CT_GET(0xffffffffffffffff, 0x0, 0x4040000) madvise(&(0x7f0000000000/0x800000)=nil, 0x800000, 0xe) mlock(&(0x7f0000000000/0x800000)=nil, 0x800000) syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0) r0 = getpid() process_vm_readv(r0, 0x0, 0x0, &(0x7f0000008640)=[{0x0}], 0x1, 0x0) ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x200000a, 0x8031, 0xffffffffffffffff, 0x0) 6.781651164s ago: executing program 1 (id=560): r0 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r0, &(0x7f0000000040)={0x3, 0x0, &(0x7f00000003c0)={&(0x7f00000008c0)={0x2, 0x3, 0x0, 0x3, 0x10, 0x0, 0x70bd2c, 0x25dfdbfb, [@sadb_key={0x2, 0x9, 0x10, 0x0, "23c2"}, @sadb_address={0x5, 0x6, 0x0, 0x0, 0x0, @in6={0xa, 0x0, 0x0, @loopback, 0x2}}, @sadb_sa={0x2, 0x1, 0x0, 0x0, 0x0, 0x7, 0x8c}, @sadb_address={0x5, 0x5, 0x0, 0x0, 0x0, @in6={0xa, 0x0, 0x0, @private1={0xfc, 0x1, '\x00', 0x1}, 0x7}}]}, 0x80}, 0x1, 0x7}, 0x0) 0s ago: executing program 1 (id=561): r0 = socket$vsock_stream(0x28, 0x1, 0x0) bind$vsock_stream(r0, &(0x7f0000000440), 0x10) listen(r0, 0xfffffffe) r1 = socket$vsock_stream(0x28, 0x1, 0x0) connect$vsock_stream(r1, &(0x7f0000000100)={0x28, 0x0, 0x0, @local}, 0x10) writev(r1, &(0x7f0000000300)=[{&(0x7f0000005b00)="e079d403b85c7f4f8e1d3b9b5f2f6ca48f5b62a62b42b82a76610750e2dea49f733a82dcd979a114", 0x28}], 0x1) r2 = accept4$unix(r0, 0x0, 0x0, 0x0) recvmmsg(r2, &(0x7f0000001680)=[{{0x0, 0x0, &(0x7f0000003380)=[{&(0x7f0000000040)=""/40, 0x28}], 0x1}}], 0x1, 0x100, 0x0) kernel console output (not intermixed with test programs): Warning: Permanently added '[localhost]:62016' (ED25519) to the list of known hosts. syzkaller login: [ 496.890328][ T3187] cgroup: Unknown subsys name 'net' [ 498.086919][ T3187] cgroup: Unknown subsys name 'cpuset' [ 498.307188][ T3187] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 587.819615][ T3187] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 705.449042][ T3199] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 705.699298][ T3199] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 708.072701][ T3201] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 708.526095][ T3201] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 722.721377][ T3199] hsr_slave_0: entered promiscuous mode [ 722.782248][ T3199] hsr_slave_1: entered promiscuous mode [ 724.282588][ T3201] hsr_slave_0: entered promiscuous mode [ 724.337011][ T3201] hsr_slave_1: entered promiscuous mode [ 724.377257][ T3201] debugfs: 'hsr0' already exists in 'hsr' [ 724.379933][ T3201] Cannot create hsr debugfs directory [ 735.996891][ T3199] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 736.241950][ T3199] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 736.411187][ T3199] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 736.845353][ T3199] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 739.220213][ T3201] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 739.417593][ T3201] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 739.612659][ T3201] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 740.243177][ T3201] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 750.958896][ T3199] 8021q: adding VLAN 0 to HW filter on device bond0 [ 756.351203][ T3201] 8021q: adding VLAN 0 to HW filter on device bond0 [ 812.261176][ T3199] veth0_vlan: entered promiscuous mode [ 812.747273][ T3199] veth1_vlan: entered promiscuous mode [ 813.838985][ T3201] veth0_vlan: entered promiscuous mode [ 814.500036][ T3201] veth1_vlan: entered promiscuous mode [ 815.852224][ T3199] veth0_macvtap: entered promiscuous mode [ 816.447570][ T3199] veth1_macvtap: entered promiscuous mode [ 817.932427][ T3201] veth0_macvtap: entered promiscuous mode [ 818.371252][ T3201] veth1_macvtap: entered promiscuous mode [ 819.825650][ T58] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 819.831683][ T58] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 819.940099][ T58] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 820.041680][ T13] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 821.602488][ T3203] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 821.637490][ T3203] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 821.640014][ T3203] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 821.642479][ T3203] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 825.576706][ T3199] soft_limit_in_bytes is deprecated and will be removed. Please report your usecase to linux-mm@kvack.org if you depend on this functionality. [ 848.616266][ T3822] Zero length message leads to an empty skb [ 866.252925][ T3828] syz.1.5 uses obsolete (PF_INET,SOCK_PACKET) [ 872.692000][ T3833] faux_driver vkms: [drm] Unknown color mode 6; guessing buffer size. [ 877.091419][ T3203] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 879.230439][ T3203] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 881.080446][ T3203] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 882.248624][ T3203] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 899.640100][ T3203] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 900.596340][ T3203] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 900.945515][ T3203] bond0 (unregistering): Released all slaves [ 903.265304][ T3203] hsr_slave_0: left promiscuous mode [ 903.352722][ T3203] hsr_slave_1: left promiscuous mode [ 903.841237][ T3203] veth1_macvtap: left promiscuous mode [ 903.845671][ T3203] veth0_macvtap: left promiscuous mode [ 903.866663][ T3203] veth1_vlan: left promiscuous mode [ 903.870769][ T3203] veth0_vlan: left promiscuous mode [ 936.517932][ T3865] UDPLite6: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list [ 987.826562][ T3857] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 988.151727][ T3857] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1015.110864][ T3857] hsr_slave_0: entered promiscuous mode [ 1015.151203][ T3857] hsr_slave_1: entered promiscuous mode [ 1015.238079][ T3857] debugfs: 'hsr0' already exists in 'hsr' [ 1015.239285][ T3857] Cannot create hsr debugfs directory [ 1034.889376][ T3857] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 1035.089016][ T3857] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 1035.319632][ T3857] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 1035.890591][ T3857] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 1057.256311][ T4205] netlink: 'syz.1.24': attribute type 1 has an invalid length. [ 1062.936407][ T3857] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1159.904086][ T3857] veth0_vlan: entered promiscuous mode [ 1161.294245][ T3857] veth1_vlan: entered promiscuous mode [ 1164.177762][ T3857] veth0_macvtap: entered promiscuous mode [ 1164.561294][ T3857] veth1_macvtap: entered promiscuous mode [ 1168.020796][ T58] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 1168.027052][ T58] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 1168.028836][ T58] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 1168.030391][ T58] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 1250.509955][ T4326] netlink: 36 bytes leftover after parsing attributes in process `syz.2.41'. [ 1287.909053][ T4340] netlink: 36 bytes leftover after parsing attributes in process `syz.1.46'. [ 1655.607371][ T4531] pimreg: entered allmulticast mode [ 1925.319585][ T31] audit: type=1804 audit(1923.970:2): pid=4678 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=ToMToU comm="syz.2.145" name="bus" dev="ramfs" ino=5461 res=1 errno=0 [ 1954.865415][ T4692] pimreg: entered allmulticast mode [ 2362.075320][ T31] audit: type=1804 audit(2360.750:3): pid=4908 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=ToMToU comm="syz.1.207" name="bus" dev="ramfs" ino=6211 res=1 errno=0 [ 2377.142475][ T31] audit: type=1804 audit(2375.750:4): pid=4917 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=ToMToU comm="syz.1.209" name="bus" dev="ramfs" ino=6223 res=1 errno=0 [ 2388.416758][ T31] audit: type=1804 audit(2387.090:5): pid=4925 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=ToMToU comm="syz.1.210" name="bus" dev="ramfs" ino=5670 res=1 errno=0 [ 2450.718706][ T4955] UDPLite: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list [ 2451.136084][ T4955] netlink: 36 bytes leftover after parsing attributes in process `syz.2.219'. [ 2511.272105][ T31] audit: type=1804 audit(2509.900:6): pid=4988 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=ToMToU comm="syz.1.232" name="bus" dev="ramfs" ino=5743 res=1 errno=0 [ 2578.260064][ T31] audit: type=1804 audit(2576.890:7): pid=5022 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=ToMToU comm="syz.2.243" name="bus" dev="ramfs" ino=6369 res=1 errno=0 [ 3050.706166][ T5259] netlink: 496 bytes leftover after parsing attributes in process `syz.2.319'. [ 3271.092334][ T5357] netlink: 496 bytes leftover after parsing attributes in process `syz.2.354'. [ 3302.572772][ T5376] netlink: 496 bytes leftover after parsing attributes in process `syz.2.360'. [ 3315.549930][ T5388] netlink: 496 bytes leftover after parsing attributes in process `syz.2.363'. [ 3328.932730][ T5396] netlink: 496 bytes leftover after parsing attributes in process `syz.2.365'. [ 3338.412881][ T5400] netlink: 496 bytes leftover after parsing attributes in process `syz.1.366'. [ 3392.821827][ T5429] netlink: 496 bytes leftover after parsing attributes in process `syz.2.376'. [ 3406.288135][ T5436] netlink: 496 bytes leftover after parsing attributes in process `syz.2.378'. [ 3425.020136][ T5449] netlink: 496 bytes leftover after parsing attributes in process `syz.2.382'. [ 3469.341604][ T5472] netlink: 496 bytes leftover after parsing attributes in process `syz.2.389'. [ 3470.505624][ T5475] netlink: 496 bytes leftover after parsing attributes in process `syz.1.390'. [ 3487.150111][ T5482] netlink: 496 bytes leftover after parsing attributes in process `syz.1.392'. [ 3509.561009][ T5500] netlink: 496 bytes leftover after parsing attributes in process `syz.2.395'. [ 3523.319957][ T5507] netlink: 496 bytes leftover after parsing attributes in process `syz.2.397'. [ 3529.338388][ T5511] netlink: 496 bytes leftover after parsing attributes in process `syz.1.398'. [ 3541.554947][ T5520] netlink: 496 bytes leftover after parsing attributes in process `syz.1.400'. [ 3591.385120][ T5548] netlink: 496 bytes leftover after parsing attributes in process `syz.2.408'. [ 3664.599557][ T5596] netlink: 496 bytes leftover after parsing attributes in process `syz.2.421'. [ 3671.115869][ T5600] netlink: 496 bytes leftover after parsing attributes in process `syz.1.422'. [ 3677.457291][ T5604] netlink: 496 bytes leftover after parsing attributes in process `syz.2.423'. [ 3721.659141][ T5624] netlink: 496 bytes leftover after parsing attributes in process `syz.1.430'. [ 3750.410591][ T5635] netlink: 496 bytes leftover after parsing attributes in process `syz.1.434'. [ 3751.772069][ T5638] netlink: 496 bytes leftover after parsing attributes in process `syz.2.435'. [ 3784.752416][ T5663] netlink: 496 bytes leftover after parsing attributes in process `syz.2.439'. [ 3786.238095][ T5664] netlink: 496 bytes leftover after parsing attributes in process `syz.1.440'. [ 3798.079822][ T5670] netlink: 496 bytes leftover after parsing attributes in process `syz.2.441'. [ 3846.889272][ T5705] netlink: 496 bytes leftover after parsing attributes in process `syz.2.449'. [ 3857.528084][ T5711] netlink: 496 bytes leftover after parsing attributes in process `syz.1.450'. [ 3870.924750][ T5719] netlink: 496 bytes leftover after parsing attributes in process `syz.1.452'. [ 3919.365308][ T5740] netlink: 496 bytes leftover after parsing attributes in process `syz.2.460'. [ 3926.580153][ T5744] netlink: 496 bytes leftover after parsing attributes in process `syz.1.461'. [ 3942.591232][ T5753] netlink: 496 bytes leftover after parsing attributes in process `syz.2.464'. [ 3951.301032][ T5757] netlink: 496 bytes leftover after parsing attributes in process `syz.1.465'. [ 3965.087686][ T5763] netlink: 496 bytes leftover after parsing attributes in process `syz.1.467'. [ 3968.976323][ T5767] netlink: 496 bytes leftover after parsing attributes in process `syz.2.468'. [ 4004.670995][ T5786] netlink: 496 bytes leftover after parsing attributes in process `syz.1.475'. [ 4018.881945][ T5792] netlink: 496 bytes leftover after parsing attributes in process `syz.1.477'. [ 4024.620453][ T5796] netlink: 496 bytes leftover after parsing attributes in process `syz.2.478'. [ 4031.902591][ T5800] netlink: 496 bytes leftover after parsing attributes in process `syz.1.479'. [ 4035.728360][ T5804] netlink: 496 bytes leftover after parsing attributes in process `syz.2.480'. [ 4065.379478][ T5822] netlink: 496 bytes leftover after parsing attributes in process `syz.2.485'. [ 4080.502248][ T5832] netlink: 496 bytes leftover after parsing attributes in process `syz.2.488'. [ 4134.652398][ T5854] netlink: 496 bytes leftover after parsing attributes in process `syz.2.497'. [ 4136.878588][ T5858] netlink: 496 bytes leftover after parsing attributes in process `syz.1.498'. [ 4148.901631][ T5862] netlink: 496 bytes leftover after parsing attributes in process `syz.2.499'. [ 4164.062037][ T5871] netlink: 496 bytes leftover after parsing attributes in process `syz.2.502'. [ 4181.158689][ T5879] netlink: 496 bytes leftover after parsing attributes in process `syz.1.505'. [ 4191.349793][ T5884] netlink: 496 bytes leftover after parsing attributes in process `syz.2.506'. [ 4207.820693][ T5894] netlink: 496 bytes leftover after parsing attributes in process `syz.2.508'. [ 4209.960062][ T5896] netlink: 496 bytes leftover after parsing attributes in process `syz.1.509'. [ 4221.741409][ T5902] netlink: 496 bytes leftover after parsing attributes in process `syz.2.510'. [ 4222.407668][ T5904] netlink: 496 bytes leftover after parsing attributes in process `syz.1.511'. [ 4236.152574][ T5913] netlink: 496 bytes leftover after parsing attributes in process `syz.2.512'. [ 4251.479363][ T5921] netlink: 496 bytes leftover after parsing attributes in process `syz.1.515'. [ 4265.703100][ T5930] netlink: 496 bytes leftover after parsing attributes in process `syz.1.517'. [ 4269.856303][ T5934] netlink: 496 bytes leftover after parsing attributes in process `syz.2.518'. [ 4282.865257][ T5943] netlink: 496 bytes leftover after parsing attributes in process `syz.1.521'. [ 4295.239824][ T5950] netlink: 496 bytes leftover after parsing attributes in process `syz.2.523'. [ 4306.584887][ T5956] netlink: 496 bytes leftover after parsing attributes in process `syz.2.525'. [ 4351.010132][ T5977] netlink: 496 bytes leftover after parsing attributes in process `syz.2.533'. [ 4396.548854][ T5995] netlink: 496 bytes leftover after parsing attributes in process `syz.1.541'. [ 4482.831211][ C0] ------------[ cut here ]------------ [ 4482.831606][ C0] kernel BUG at [] mm/page_table_check.c:142! [ 4482.833053][ C0] Kernel BUG [#1] [ 4482.833343][ C0] Modules linked in: [ 4482.834638][ C0] CPU: 0 UID: 0 PID: 6049 Comm: syz.2.559 Not tainted syzkaller #0 PREEMPT [ 4482.835318][ C0] Hardware name: riscv-virtio,qemu (DT) [ 4482.835943][ C0] epc : __page_table_check_zero+0x396/0x544 [ 4482.838264][ C0] ra : __page_table_check_zero+0x396/0x544 [ 4482.838824][ C0] epc : ffffffff80c4e2ce ra : ffffffff80c4e2ce sp : ffff8f80031c7360 [ 4482.839234][ C0] gp : ffffffff8a229d40 tp : ffffaf8018ff8000 t0 : 1ffffffff22c0085 [ 4482.839610][ C0] t1 : fffff5ef02748809 t2 : ffffffff91600428 s0 : ffff8f80031c73d0 [ 4482.839992][ C0] s1 : ffffaf8013a44048 a0 : 0000000000000005 a1 : 0000000000000000 [ 4482.840346][ C0] a2 : 0000000000000002 a3 : ffffffff80c4e2ce a4 : 0000000000000000 [ 4482.840723][ C0] a5 : ffffaf8018ff9000 a6 : 0000000000000003 a7 : ffffaf8013a4404b [ 4482.841089][ C0] s2 : 0000000000000001 s3 : 0000000000000000 s4 : ffffaf8013a44000 [ 4482.841444][ C0] s5 : dfffffff00000000 s6 : 00000000000b7400 s7 : 0000000000000200 [ 4482.841812][ C0] s8 : 0000000000000009 s9 : 0000000000007fff s10: fffffffef1468db0 [ 4482.842168][ C0] s11: ffffffff8a346d80 t3 : 0000000000000001 t4 : fffff5ef02748809 [ 4482.842524][ C0] t5 : fffff5ef0274880a t6 : 0000000000000002 ssp : 0000000000000000 [ 4482.842878][ C0] status: 0000000200000120 badaddr: ffffffff80c4e2ce cause: 0000000000000003 [ 4482.843412][ C0] [] __page_table_check_zero+0x396/0x544 [ 4482.844201][ C0] [] free_unref_folios+0xa58/0x1ef4 [ 4482.844952][ C0] [] folios_put_refs+0x41c/0x61c [ 4482.845598][ C0] [] free_pages_and_swap_cache+0x29c/0x480 [ 4482.846225][ C0] [] __tlb_batch_free_encoded_pages+0xe4/0x25c [ 4482.846861][ C0] [] tlb_finish_mmu+0x188/0x824 [ 4482.847466][ C0] [] exit_mmap+0x416/0xccc [ 4482.847970][ C0] [] __mmput+0x106/0x3d0 [ 4482.848655][ C0] [] mmput+0x74/0x88 [ 4482.849333][ C0] [] do_exit+0x802/0x2ac4 [ 4482.849954][ C0] [] __riscv_sys_exit+0x48/0x54 [ 4482.850587][ C0] [] syscall_handler+0x92/0x114 [ 4482.851194][ C0] [] do_trap_ecall_u+0x402/0x680 [ 4482.851747][ C0] [] handle_exception+0x15e/0x16a [ 4482.853238][ C0] Code: a980 8526 c0ef e7bf 8a2a b791 e097 ff8c 80e7 a860 (9002) e097 [ 4482.854927][ C0] ---[ end trace 0000000000000000 ]--- [ 4482.856870][ C0] Kernel panic - not syncing: Fatal exception in interrupt [ 4482.857894][ C0] SMP: stopping secondary CPUs VM DIAGNOSIS: 10:04:36 Registers: info registers vcpu 0 CPU#0 V = 0 pc ffffffff8031e742 mhartid 0000000000000000 mstatus 0000000a000001a0 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000220 mie 000000000000022a mideleg 0000000000001666 hideleg 0000000000000444 medeleg 0000000000f4b509 hedeleg 000000000000b10d mtvec 00000000800004f8 stvec ffffffff86459ac4 vstvec 0000000000000000 mepc ffffffff8009146a sepc ffffffff80c4e2ce vsepc 0000000000000000 mcause 0000000000000009 scause 0000000000000003 vscause 0000000000000000 mtval 0000000000000000 stval ffffffff80c4e2ce htval 0000000000000000 mtval2 0000000000000000 mscratch 0000000080049000 sscratch 0000000000000000 satp 9011f000000990f5 x0/zero 0000000000000000 x1/ra ffffffff8031e742 x2/sp ffff8f80031c6d30 x3/gp ffffffff8a229d40 x4/tp ffffaf8018ff8000 x5/t0 6600000000000000 x6/t1 fffffffef1445cac x7/t2 666666203a203174 x8/s0 ffff8f80031c6ed0 x9/s1 dfffffff00000000 x10/a0 0000000000000001 x11/a1 0000000000000000 x12/a2 0000000000000000 x13/a3 ffffffff8031e742 x14/a4 0000000000000000 x15/a5 ffffaf8018ff8000 x16/a6 0000000000ff0100 x17/a7 0000000000000003 x18/s2 ffff8f80031c6e60 x19/s3 0000000000000399 x20/s4 0000000000000000 x21/s5 fffffffef11f98ef x22/s6 0000000000000000 x23/s7 ffffffff88fcc778 x24/s8 ffff8f80031c6f40 x25/s9 ffffffff88fcc720 x26/s10 000000000000005a x27/s11 ffff8f80031c6f10 x28/t3 ffffffff81f84fac x29/t4 fffffffef1445cac x30/t5 fffffffef1445cad x31/t6 ffffffff913fb0b7 fcsr 0000000000000000 f0/ft0 0000000000000000 f1/ft1 0000000000000000 f2/ft2 0000000000000000 f3/ft3 0000000000000000 f4/ft4 0000000000000000 f5/ft5 0000000000000000 f6/ft6 0000000000000000 f7/ft7 0000000000000000 f8/fs0 0000000000000000 f9/fs1 0000000000000000 f10/fa0 0000000000000000 f11/fa1 0000000000000000 f12/fa2 0000000000000000 f13/fa3 0000000000000000 f14/fa4 0000000000000000 f15/fa5 0000000000000000 f16/fa6 0000000000000000 f17/fa7 0000000000000000 f18/fs2 0000000000000000 f19/fs3 0000000000000000 f20/fs4 0000000000000000 f21/fs5 0000000000000000 f22/fs6 0000000000000000 f23/fs7 0000000000000000 f24/fs8 0000000000000000 f25/fs9 0000000000000000 f26/fs10 0000000000000000 f27/fs11 0000000000000000 f28/ft8 0000000000000000 f29/ft9 0000000000000000 f30/ft10 0000000000000000 f31/ft11 0000000000000000 info registers vcpu 1 CPU#1 V = 0 pc ffffffff80087aae mhartid 0000000000000001 mstatus 0000000a000001a0 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000020 mie 000000000000022a mideleg 0000000000001666 hideleg 0000000000000444 medeleg 0000000000f4b509 hedeleg 000000000000b10d mtvec 00000000800004f8 stvec ffffffff86459ac4 vstvec 0000000000000000 mepc ffffffff8051bd4c sepc ffffffff856534ac vsepc 0000000000000000 mcause 8000000000000003 scause 8000000000000001 vscause 0000000000000000 mtval 0000000000000000 stval 0000000000000000 htval 0000000000000000 mtval2 0000000000000000 mscratch 0000000080047000 sscratch 0000000000000000 satp 90131000000ab6f2 x0/zero 0000000000000000 x1/ra ffffffff80087aaa x2/sp ffff8f8000017e10 x3/gp ffffffff8a229d40 x4/tp ffffaf801bc9b500 x5/t0 ffff8f8000010000 x6/t1 fffffffef1467730 x7/t2 ffffffff91600428 x8/s0 ffff8f8000017e40 x9/s1 ffffffff86a0cb68 x10/a0 0000000000000001 x11/a1 0000000000000004 x12/a2 0000000000000001 x13/a3 ffffffff80087aaa x14/a4 0000000000000000 x15/a5 ffffaf801bc9b500 x16/a6 fffffffef1467731 x17/a7 0000000000000003 x18/s2 0000000000000001 x19/s3 ffffffff86861000 x20/s4 ffffffff800877f4 x21/s5 ffffaf8011d19000 x22/s6 0000000000000000 x23/s7 0000000000000001 x24/s8 0000000000000007 x25/s9 ffffffff91600428 x26/s10 ffffffff86a6e1c0 x27/s11 0000000000000004 x28/t3 ffffffff87fb27e0 x29/t4 fffffffef1467730 x30/t5 fffffffef1467731 x31/t6 0000000000000002 fcsr 0000000000000000 f0/ft0 0000000000000000 f1/ft1 0000000000000000 f2/ft2 0000000000000000 f3/ft3 0000000000000000 f4/ft4 0000000000000000 f5/ft5 0000000000000000 f6/ft6 0000000000000000 f7/ft7 0000000000000000 f8/fs0 0000000000000000 f9/fs1 0000000000000000 f10/fa0 0000000000000000 f11/fa1 0000000000000000 f12/fa2 0000000000000000 f13/fa3 0000000000000000 f14/fa4 0000000000000000 f15/fa5 0000000000000000 f16/fa6 0000000000000000 f17/fa7 0000000000000000 f18/fs2 0000000000000000 f19/fs3 0000000000000000 f20/fs4 0000000000000000 f21/fs5 0000000000000000 f22/fs6 0000000000000000 f23/fs7 0000000000000000 f24/fs8 0000000000000000 f25/fs9 0000000000000000 f26/fs10 0000000000000000 f27/fs11 0000000000000000 f28/ft8 0000000000000000 f29/ft9 0000000000000000 f30/ft10 0000000000000000 f31/ft11 0000000000000000