last executing test programs: 3.934142416s ago: executing program 1 (id=358): r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_int(r0, 0x29, 0x33, &(0x7f0000000040)=0x54, 0x56) setsockopt$inet6_int(r0, 0x29, 0x31, &(0x7f0000000000)=0xe, 0x4) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000280)={0x10, 0x4, &(0x7f0000000100)=ANY=[], &(0x7f0000000000)='GPL\x00', 0x1, 0x98, &(0x7f00000001c0)=""/152}, 0x94) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) getsockopt$inet6_buf(r0, 0x29, 0x6, 0xffffffffffffffff, &(0x7f00000001c0)) 3.666677359s ago: executing program 1 (id=360): mkdir(&(0x7f0000000280)='./file0\x00', 0x51) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000040), 0x42, 0x0) mount$fuse(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) write$FUSE_INIT(r0, &(0x7f0000004200)={0x50, 0x0, 0x0, {0x7, 0x1f, 0x0, 0x4047b013, 0x0, 0x80}}, 0x50) syz_fuse_handle_req(r0, &(0x7f00000042c0)="000000000000000000000000000000000000000000000000000000000000000090c400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000542d0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000ea8286a2fba523440000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000633956a1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001800000000000000010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0x2000, &(0x7f0000000180)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000006340)={0x20, 0x0, 0x2, {0x0, 0x1e}}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r1 = openat(0xffffffffffffff9c, &(0x7f0000004280)='./file0\x00', 0x0, 0x0) getdents(r1, 0x0, 0x0) umount2(&(0x7f0000000000)='./file0\x00', 0x3) 2.857109192s ago: executing program 1 (id=362): r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140), 0x1c1341, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f00000000c0)={'syzkaller0\x00', 0x84aebfbd6349b7f2}) r1 = socket(0x400000000010, 0x3, 0x0) r2 = socket(0x400000000010, 0x3, 0x0) r3 = socket$unix(0x1, 0x1, 0x0) ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', 0x0}) sendmsg$nl_route_sched(r2, &(0x7f00000012c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000005c0)=@newqdisc={0x38, 0x24, 0x4ee4e6a52ff56541, 0x70bd2d, 0xffffffff, {0x0, 0x0, 0x0, r4, {0x0, 0xfff1}, {0xffff, 0xffff}, {0x0, 0xf}}, [@qdisc_kind_options=@q_multiq={{0xb}, {0x8}}]}, 0x38}}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000006040)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000002a00)=@delchain={0x2c, 0x66, 0x1, 0x70bd2c, 0x25dfdbff, {0x0, 0x0, 0x0, r4, {0x0, 0x1}, {}, {0xb}}, [@TCA_CHAIN={0x8, 0xb, 0x10000001}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8848}, 0x20004804) 2.335257359s ago: executing program 1 (id=364): bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = syz_open_procfs$namespace(0x0, &(0x7f00000003c0)='ns/time\x00') setns(r0, 0x0) r1 = bpf$PROG_LOAD(0x5, &(0x7f00000003c0)={0x11, 0x4, &(0x7f0000000040)=@framed={{0x18, 0x0, 0x0, 0x0, 0xffff0001}, [@call={0x85, 0x0, 0x0, 0x8}]}, &(0x7f0000000100)='syzkaller\x00', 0x0, 0x0, 0x0, 0x41100, 0x0, '\x00', 0x0, @fallback=0x32, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) ioctl$FICLONE(r0, 0x40049409, r0) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000180)='block_bio_remap\x00', r1}, 0x18) sync() ioctl$BTRFS_IOC_QGROUP_ASSIGN(r1, 0x40189429, &(0x7f00000000c0)={0x1, 0x0, 0x2}) bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f00000001c0)={0xffffffffffffffff, 0xff, 0x10}, 0xc) 1.804904606s ago: executing program 0 (id=365): r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=@newlink={0x44, 0x10, 0x401, 0x0, 0x25dfdbfe, {0x0, 0x0, 0x0, 0x0, 0x12251, 0x1a001}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @ipip={{0x9}, {0x14, 0x2, 0x0, 0x1, [@IFLA_IPTUN_LINK={0x8}, @IFLA_IPTUN_LOCAL={0x8, 0x2, @remote}]}}}]}, 0x44}, 0x1, 0x0, 0x0, 0x80}, 0x20009080) 1.628208876s ago: executing program 1 (id=366): mkdir(&(0x7f0000000280)='./file0\x00', 0x51) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000040), 0x42, 0x0) mount$fuse(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) write$FUSE_INIT(r0, &(0x7f0000004200)={0x50, 0x0, 0x0, {0x7, 0x1f, 0x0, 0x4047b013, 0x0, 0x80}}, 0x50) syz_fuse_handle_req(r0, &(0x7f00000042c0)="000000000000000000000000000000000000000000000000000000000000000090c400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000542d0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000ea8286a2fba523440000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000633956a1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001800000000000000010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0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000fcffffff00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000f3ffffffffffffff00", 0x2000, &(0x7f0000000180)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000006340)={0x20, 0x0, 0x2, {0x0, 0x1e}}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r1 = openat(0xffffffffffffff9c, &(0x7f0000004280)='./file0\x00', 0x0, 0x0) getdents(r1, 0x0, 0x0) umount2(&(0x7f0000000000)='./file0\x00', 0x3) 1.525648061s ago: executing program 0 (id=367): openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x2040, 0x0) mount$cgroup(0x0, &(0x7f00000020c0)='./file1\x00', &(0x7f0000002100), 0x4c0, &(0x7f0000000040)={[{@none}]}) 966.35421ms ago: executing program 0 (id=368): r0 = socket$inet_tcp(0x2, 0x1, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) bind$inet(r0, &(0x7f0000000200)={0x2, 0x4e20, @multicast1}, 0x10) setsockopt$inet_tcp_int(r0, 0x6, 0x2, &(0x7f0000000040)=0x2800, 0x4) connect$inet(r0, &(0x7f0000000000)={0x2, 0x4e20, @dev={0xac, 0x14, 0x14, 0x18}}, 0x10) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$igmp6(0xa, 0x3, 0x2) setsockopt$IP6T_SO_SET_REPLACE(r2, 0x29, 0x40, 0x0, 0x0) syz_emit_ethernet(0x56, &(0x7f0000000140)=ANY=[], 0x0) r3 = socket$inet6_udp(0xa, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f0000000c80)={'lo\x00', 0x0}) sendmsg$nl_route_sched(r1, &(0x7f0000001200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000540)=@newqdisc={0x6c, 0x24, 0x4ee4e6a52ff56541, 0x0, 0x0, {0x0, 0x0, 0x0, r4, {}, {0xffff, 0xffff}, {0x0, 0x2}}, [@qdisc_kind_options=@q_netem={{0xa}, {0x3c, 0x2, {{0x6, 0x2, 0x0, 0x2, 0x0, 0xfff}, [@TCA_NETEM_CORRUPT={0xc, 0x4, {0xfffffffd}}, @TCA_NETEM_RATE={0x14, 0x6, {0x1, 0x80, 0x7, 0x7a7}}]}}}]}, 0x6c}}, 0x20000000) sendmsg$inet(r0, &(0x7f00000015c0)={0x0, 0x14, &(0x7f0000001600)=[{&(0x7f0000000240)=' ', 0xffffff1f}], 0x1}, 0x0) 887.744574ms ago: executing program 1 (id=369): socket$inet_udp(0x2, 0x2, 0x0) socket$nl_generic(0x10, 0x3, 0x10) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)) mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000300), 0x2, 0x0) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f00000003c0)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) read$FUSE(r0, &(0x7f0000002140)={0x2020, 0x0, 0x0}, 0x2020) syz_fuse_handle_req(r0, &(0x7f0000004180)="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", 0x2000, &(0x7f00000004c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000200)={0x90, 0x0, 0x0, {0xffffffffffffffff, 0x2, 0xfffffffffffffffe, 0x0, 0x0, 0x0, {0x40, 0x3, 0x0, 0xffff, 0x0, 0x0, 0x0, 0x0, 0x120, 0x6000, 0x0, 0x0, 0x0, 0x902}}}, 0x0, 0x0, 0x0, 0x0, 0x0}) write$FUSE_INIT(r0, &(0x7f0000000440)={0x50, 0x0, r1, {0x7, 0x29, 0x0, 0x14c0348, 0x0, 0x1, 0xfffffffe, 0x0, 0x0, 0x0, 0x0, 0x7fffffff}}, 0x50) r2 = openat(0xffffffffffffff9c, &(0x7f0000000a80)='./file0/file0\x00', 0x0, 0x1) ioctl$TIOCGPTPEER(r2, 0x1275, 0x8) 627.296388ms ago: executing program 0 (id=370): r0 = socket$igmp6(0xa, 0x3, 0x2) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x4e24, 0x2, @loopback}, 0x1c) sendmsg$inet6(r0, &(0x7f0000000600)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000500)=[@tclass={{0x14, 0x29, 0x43, 0x85}}], 0x18}, 0x20000000) 313.530054ms ago: executing program 0 (id=371): r0 = socket$unix(0x1, 0x1, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000380)={'bond0\x00', 0x0}) sendmsg$nl_route_sched(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000580)={&(0x7f0000000180)=@newqdisc={0x38, 0x24, 0x4ee4e6a52ff56541, 0x0, 0x25dfdbfb, {0x0, 0x0, 0x0, r2, {0x0, 0xb}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_multiq={{0xb}, {0x8, 0x2, {0x81, 0x6}}}]}, 0x38}, 0x1, 0x0, 0x0, 0x20000001}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000040)=@newqdisc={0x34, 0x24, 0x4ee4e6a52ff56541, 0x70bd2b, 0x8fe02, {0x0, 0x0, 0x0, r2, {0x0, 0xffed}, {0xf, 0xb}, {0xd, 0xb}}, [@qdisc_kind_options=@q_pfifo_fast={0xf}]}, 0x34}, 0x1, 0x0, 0x0, 0x8021}, 0x4008000) 0s ago: executing program 0 (id=372): r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000380)={&(0x7f0000000100)=@ipv4_newroute={0x2c, 0x18, 0x1, 0x70bd25, 0x25dfdbfa, {0x2, 0x20, 0x20, 0x14, 0x81, 0x4, 0x0, 0x1, 0x3300}, [@RTA_GATEWAY={0x8, 0x5, @loopback}, @RTA_PREFSRC={0x8, 0x7, @dev={0xac, 0x14, 0x14, 0x26}}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40081}, 0x80) kernel console output (not intermixed with test programs): [ 46.615671][ T31] audit: type=1400 audit(46.540:56): avc: denied { read write } for pid=3112 comm="sftp-server" name="null" dev="devtmpfs" ino=4 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 46.616876][ T31] audit: type=1400 audit(46.540:57): avc: denied { open } for pid=3112 comm="sftp-server" path="/dev/null" dev="devtmpfs" ino=4 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 Warning: Permanently added '[localhost]:51012' (ED25519) to the list of known hosts. [ 57.499282][ T31] audit: type=1400 audit(57.420:58): avc: denied { name_bind } for pid=3115 comm="sshd-session" src=30000 scontext=system_u:system_r:sshd_t tcontext=system_u:object_r:unreserved_port_t tclass=tcp_socket permissive=1 [ 59.218428][ T31] audit: type=1400 audit(59.140:59): avc: denied { execute } for pid=3116 comm="sh" name="syz-executor" dev="vda" ino=805 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 59.227058][ T31] audit: type=1400 audit(59.150:60): avc: denied { execute_no_trans } for pid=3116 comm="sh" path="/syz-executor" dev="vda" ino=805 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 62.169638][ T31] audit: type=1400 audit(62.090:61): avc: denied { mounton } for pid=3116 comm="syz-executor" path="/syzcgroup/unified" dev="vda" ino=806 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 62.174058][ T31] audit: type=1400 audit(62.100:62): avc: denied { mount } for pid=3116 comm="syz-executor" name="/" dev="cgroup2" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 62.191353][ T3116] cgroup: Unknown subsys name 'net' [ 62.199385][ T31] audit: type=1400 audit(62.120:63): avc: denied { unmount } for pid=3116 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 62.378242][ T3116] cgroup: Unknown subsys name 'cpuset' [ 62.384335][ T3116] cgroup: Unknown subsys name 'hugetlb' [ 62.385538][ T3116] cgroup: Unknown subsys name 'rlimit' [ 62.653563][ T31] audit: type=1400 audit(62.580:64): avc: denied { setattr } for pid=3116 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=692 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 62.655937][ T31] audit: type=1400 audit(62.580:65): avc: denied { mounton } for pid=3116 comm="syz-executor" path="/proc/sys/fs/binfmt_misc" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=dir permissive=1 [ 62.660636][ T31] audit: type=1400 audit(62.580:66): avc: denied { mount } for pid=3116 comm="syz-executor" name="/" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=filesystem permissive=1 [ 62.786031][ T3118] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 62.787120][ T31] audit: type=1400 audit(62.710:67): avc: denied { relabelto } for pid=3118 comm="mkswap" name="swap-file" dev="vda" ino=809 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 62.791771][ T31] audit: type=1400 audit(62.710:68): avc: denied { write } for pid=3118 comm="mkswap" path="/swap-file" dev="vda" ino=809 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" Setting up swapspace version 1, size = 127995904 bytes [ 62.820232][ T31] audit: type=1400 audit(62.740:69): avc: denied { read } for pid=3116 comm="syz-executor" name="swap-file" dev="vda" ino=809 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 62.823615][ T31] audit: type=1400 audit(62.740:70): avc: denied { open } for pid=3116 comm="syz-executor" path="/swap-file" dev="vda" ino=809 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 69.954807][ T3116] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 72.022834][ T31] audit: type=1400 audit(71.950:71): avc: denied { execmem } for pid=3119 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 72.093132][ T31] audit: type=1400 audit(72.020:72): avc: denied { read } for pid=3121 comm="syz-executor" dev="nsfs" ino=4026531833 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nsfs_t tclass=file permissive=1 [ 72.093498][ T31] audit: type=1400 audit(72.020:73): avc: denied { open } for pid=3121 comm="syz-executor" path="net:[4026531833]" dev="nsfs" ino=4026531833 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nsfs_t tclass=file permissive=1 [ 72.099530][ T31] audit: type=1400 audit(72.020:74): avc: denied { mounton } for pid=3121 comm="syz-executor" path="/" dev="vda" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:root_t tclass=dir permissive=1 [ 72.126703][ T31] audit: type=1400 audit(72.050:75): avc: denied { module_request } for pid=3121 comm="syz-executor" kmod="netdev-nr0" scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:kernel_t tclass=system permissive=1 [ 72.129515][ T31] audit: type=1400 audit(72.050:76): avc: denied { module_request } for pid=3122 comm="syz-executor" kmod="netdev-nr1" scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:kernel_t tclass=system permissive=1 [ 72.209086][ T31] audit: type=1400 audit(72.130:77): avc: denied { sys_module } for pid=3121 comm="syz-executor" capability=16 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability permissive=1 [ 72.947337][ T31] audit: type=1400 audit(72.870:78): avc: denied { ioctl } for pid=3122 comm="syz-executor" path="/dev/net/tun" dev="devtmpfs" ino=676 ioctlcmd=0x54ca scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 74.132077][ T3121] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 74.139060][ T3121] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 74.259355][ T3122] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 74.268456][ T3122] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 75.127598][ T3121] hsr_slave_0: entered promiscuous mode [ 75.132838][ T3121] hsr_slave_1: entered promiscuous mode [ 75.253016][ T3122] hsr_slave_0: entered promiscuous mode [ 75.256562][ T3122] hsr_slave_1: entered promiscuous mode [ 75.262418][ T3122] debugfs: 'hsr0' already exists in 'hsr' [ 75.265304][ T3122] Cannot create hsr debugfs directory [ 75.717053][ T31] audit: type=1400 audit(75.640:79): avc: denied { create } for pid=3121 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 75.719199][ T31] audit: type=1400 audit(75.640:80): avc: denied { write } for pid=3121 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 75.729434][ T3121] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 75.745128][ T3121] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 75.764730][ T3121] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 75.783552][ T3121] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 75.855638][ T3122] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 75.866263][ T3122] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 75.877968][ T3122] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 75.888629][ T3122] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 76.274900][ T3121] 8021q: adding VLAN 0 to HW filter on device bond0 [ 76.611854][ T3122] 8021q: adding VLAN 0 to HW filter on device bond0 [ 79.117502][ T3121] veth0_vlan: entered promiscuous mode [ 79.149314][ T3121] veth1_vlan: entered promiscuous mode [ 79.213648][ T3122] veth0_vlan: entered promiscuous mode [ 79.247770][ T3122] veth1_vlan: entered promiscuous mode [ 79.261518][ T3121] veth0_macvtap: entered promiscuous mode [ 79.274968][ T3121] veth1_macvtap: entered promiscuous mode [ 79.369152][ T1058] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.369638][ T1058] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.369766][ T1058] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.379333][ T1058] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.385469][ T3122] veth0_macvtap: entered promiscuous mode [ 79.451402][ T3122] veth1_macvtap: entered promiscuous mode [ 79.513950][ T31] kauditd_printk_skb: 1 callbacks suppressed [ 79.514455][ T31] audit: type=1400 audit(79.440:82): avc: denied { mount } for pid=3121 comm="syz-executor" name="/" dev="tmpfs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:tmpfs_t tclass=filesystem permissive=1 [ 79.517055][ T31] audit: type=1400 audit(79.440:83): avc: denied { mounton } for pid=3121 comm="syz-executor" path="/syzkaller.CjalyW/syz-tmp/newroot/dev" dev="tmpfs" ino=3 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_tmpfs_t tclass=dir permissive=1 [ 79.518855][ T31] audit: type=1400 audit(79.440:84): avc: denied { mount } for pid=3121 comm="syz-executor" name="/" dev="proc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:proc_t tclass=filesystem permissive=1 [ 79.549195][ T31] audit: type=1400 audit(79.470:85): avc: denied { mounton } for pid=3121 comm="syz-executor" path="/syzkaller.CjalyW/syz-tmp/newroot/sys/kernel/debug" dev="debugfs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:debugfs_t tclass=dir permissive=1 [ 79.563112][ T31] audit: type=1400 audit(79.490:86): avc: denied { mounton } for pid=3121 comm="syz-executor" path="/syzkaller.CjalyW/syz-tmp/newroot/proc/sys/fs/binfmt_misc" dev="proc" ino=3196 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:sysctl_fs_t tclass=dir permissive=1 [ 79.573643][ T2973] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.574064][ T2973] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.574343][ T2973] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.574600][ T2973] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.587628][ T31] audit: type=1400 audit(79.510:87): avc: denied { unmount } for pid=3121 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 79.597635][ T31] audit: type=1400 audit(79.520:88): avc: denied { mounton } for pid=3121 comm="syz-executor" path="/dev/gadgetfs" dev="devtmpfs" ino=771 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:device_t tclass=dir permissive=1 [ 79.599415][ T31] audit: type=1400 audit(79.520:89): avc: denied { mount } for pid=3121 comm="syz-executor" name="/" dev="gadgetfs" ino=3202 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nfs_t tclass=filesystem permissive=1 [ 79.626597][ T31] audit: type=1400 audit(79.550:90): avc: denied { mount } for pid=3121 comm="syz-executor" name="/" dev="binder" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=filesystem permissive=1 [ 79.629256][ T31] audit: type=1400 audit(79.550:91): avc: denied { mounton } for pid=3121 comm="syz-executor" path="/sys/fs/fuse/connections" dev="fusectl" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fusefs_t tclass=dir permissive=1 [ 79.761356][ T3121] 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. [ 79.904413][ T3818] FAULT_INJECTION: forcing a failure. [ 79.904413][ T3818] name fail_usercopy, interval 1, probability 0, space 0, times 1 [ 79.905847][ T3818] CPU: 0 UID: 0 PID: 3818 Comm: syz.1.2 Not tainted 6.16.0-syzkaller #0 PREEMPT [ 79.906270][ T3818] Hardware name: ARM-Versatile Express [ 79.906558][ T3818] Call trace: [ 79.907410][ T3818] [<80201a24>] (dump_backtrace) from [<80201b20>] (show_stack+0x18/0x1c) [ 79.908715][ T3818] r7:00000000 r6:00000000 r5:60000013 r4:82260278 [ 79.908805][ T3818] [<80201b08>] (show_stack) from [<8021fb90>] (dump_stack_lvl+0x70/0x7c) [ 79.908875][ T3818] [<8021fb20>] (dump_stack_lvl) from [<8021fbb4>] (dump_stack+0x18/0x1c) [ 79.908926][ T3818] r5:8479e000 r4:8294f150 [ 79.908941][ T3818] [<8021fb9c>] (dump_stack) from [<80971e04>] (should_fail_ex+0x1c4/0x228) [ 79.908994][ T3818] [<80971c40>] (should_fail_ex) from [<80971e7c>] (should_fail+0x14/0x18) [ 79.909053][ T3818] r8:8020029c r7:00000000 r6:82465858 r5:001859bc r4:001859bc [ 79.909068][ T3818] [<80971e68>] (should_fail) from [<80971e9c>] (should_fail_usercopy+0x1c/0x20) [ 79.909113][ T3818] [<80971e80>] (should_fail_usercopy) from [<80977f68>] (strncpy_from_user+0x20/0x1a0) [ 79.909166][ T3818] [<80977f48>] (strncpy_from_user) from [<80562c34>] (getname_flags.part.0+0x44/0x18c) [ 79.909261][ T3818] r10:00000142 r9:8479e000 r8:8020029c r7:00000000 r6:82465858 r5:001859bc [ 79.909296][ T3818] r4:83225000 [ 79.909315][ T3818] [<80562bf0>] (getname_flags.part.0) from [<80567bb4>] (getname_flags+0x3c/0x50) [ 79.909387][ T3818] r9:8479e000 r8:8020029c r7:ffffff9c r6:dfe25f58 r5:00000000 r4:001859bc [ 79.909408][ T3818] [<80567b78>] (getname_flags) from [<805504dc>] (do_sys_openat2+0x60/0xe0) [ 79.909465][ T3818] r5:001859bc r4:00000000 [ 79.909483][ T3818] [<8055047c>] (do_sys_openat2) from [<80550934>] (sys_openat+0x98/0xd4) [ 79.909639][ T3818] r7:00000142 r6:00000000 r5:001859bc r4:ffffff9c [ 79.909658][ T3818] [<8055089c>] (sys_openat) from [<80200060>] (ret_fast_syscall+0x0/0x1c) [ 79.909831][ T3818] Exception stack(0xdfe25fa8 to 0xdfe25ff0) [ 79.910035][ T3818] 5fa0: 00000002 001859bc ffffff9c 001859bc 00000002 00000000 [ 79.910093][ T3818] 5fc0: 00000002 001859bc 00000000 00000142 00000000 00000000 00006364 76f590bc [ 79.910123][ T3818] 5fe0: 00000000 76f56dd8 000d80f4 001300b8 [ 79.910225][ T3818] r5:001859bc r4:00000002 [ 85.476866][ T3898] netlink: 96 bytes leftover after parsing attributes in process `syz.1.37'. [ 87.424329][ T31] kauditd_printk_skb: 20 callbacks suppressed [ 87.424658][ T31] audit: type=1400 audit(87.350:112): avc: denied { read } for pid=3908 comm="syz.0.42" lport=58 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=rawip_socket permissive=1 [ 91.775067][ T31] audit: type=1400 audit(91.700:113): avc: denied { execute } for pid=3936 comm="syz.0.52" dev="tmpfs" ino=6 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_tmpfs_t tclass=file permissive=1 [ 91.776303][ T3937] process 'syz.0.52' launched '/dev/fd/3' with NULL argv: empty string added [ 91.777929][ T31] audit: type=1400 audit(91.700:114): avc: denied { execute_no_trans } for pid=3936 comm="syz.0.52" path=2F6D656D66643A5B0BDB58AE5B1AA9FDFAADD16D64C8854858A9250C1A65E0202864656C6574656429 dev="tmpfs" ino=6 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_tmpfs_t tclass=file permissive=1 [ 91.877484][ T31] audit: type=1400 audit(91.800:115): avc: denied { watch watch_reads } for pid=3940 comm="syz.0.54" path="/29" dev="tmpfs" ino=161 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_tmpfs_t tclass=dir permissive=1 [ 93.018301][ T31] audit: type=1400 audit(92.940:116): avc: denied { create } for pid=3960 comm="syz.0.64" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_netfilter_socket permissive=1 [ 93.034686][ T31] audit: type=1400 audit(92.960:117): avc: denied { write } for pid=3960 comm="syz.0.64" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_netfilter_socket permissive=1 [ 93.067541][ T3962] netlink: 20 bytes leftover after parsing attributes in process `syz.0.64'. [ 93.196340][ T31] audit: type=1400 audit(93.120:118): avc: denied { prog_load } for pid=3967 comm="syz.0.65" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 93.196704][ T31] audit: type=1400 audit(93.120:119): avc: denied { bpf } for pid=3967 comm="syz.0.65" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 93.199485][ T31] audit: type=1400 audit(93.120:120): avc: denied { perfmon } for pid=3967 comm="syz.0.65" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 93.236548][ T31] audit: type=1400 audit(93.160:121): avc: denied { ioctl } for pid=3969 comm="syz.1.66" path="socket:[2489]" dev="sockfs" ino=2489 ioctlcmd=0x8933 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 93.238787][ T31] audit: type=1400 audit(93.160:122): avc: denied { prog_run } for pid=3967 comm="syz.0.65" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 93.254157][ T31] audit: type=1400 audit(93.180:123): avc: denied { setopt } for pid=3967 comm="syz.0.65" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=packet_socket permissive=1 [ 93.266042][ T3970] macvlan2: entered promiscuous mode [ 93.268039][ T3970] bond0: (slave macvlan2): Error -22 calling dev_set_mtu [ 93.545208][ T31] audit: type=1400 audit(93.470:124): avc: denied { map_create } for pid=3977 comm="syz.1.68" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 93.563811][ T31] audit: type=1400 audit(93.490:125): avc: denied { map_read map_write } for pid=3977 comm="syz.1.68" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 98.292709][ T31] kauditd_printk_skb: 4 callbacks suppressed [ 98.293105][ T31] audit: type=1400 audit(98.220:130): avc: denied { create } for pid=4037 comm="syz.0.82" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=xdp_socket permissive=1 [ 98.312991][ T31] audit: type=1400 audit(98.240:131): avc: denied { setopt } for pid=4037 comm="syz.0.82" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=xdp_socket permissive=1 [ 98.323580][ T31] audit: type=1400 audit(98.240:132): avc: denied { map } for pid=4037 comm="syz.0.82" path="socket:[2584]" dev="sockfs" ino=2584 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=xdp_socket permissive=1 [ 98.346397][ T31] audit: type=1400 audit(98.240:133): avc: denied { read accept } for pid=4037 comm="syz.0.82" path="socket:[2584]" dev="sockfs" ino=2584 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=xdp_socket permissive=1 [ 99.092516][ T31] audit: type=1400 audit(99.010:134): avc: denied { ioctl } for pid=4066 comm="syz.1.84" path="socket:[2626]" dev="sockfs" ino=2626 ioctlcmd=0x8914 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=rawip_socket permissive=1 [ 99.122815][ T4067] syzkaller0: entered promiscuous mode [ 99.130720][ T4067] syzkaller0: entered allmulticast mode [ 99.483653][ T4075] TCP: request_sock_TCP: Possible SYN flooding on port [::]:20002. Sending cookies. [ 100.133443][ T4080] netlink: 12 bytes leftover after parsing attributes in process `syz.0.88'. [ 100.340892][ T31] audit: type=1400 audit(100.260:135): avc: denied { append } for pid=4086 comm="syz.1.90" name="ptmx" dev="devtmpfs" ino=603 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 100.436783][ T4089] UDPLite: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list [ 107.014269][ T31] audit: type=1400 audit(106.940:136): avc: denied { setopt } for pid=4137 comm="syz.0.110" lport=5 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=rawip_socket permissive=1 [ 108.337589][ T31] audit: type=1326 audit(108.260:137): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=root:sysadm_r:sysadm_t pid=4152 comm="syz.0.115" exe="/syz-executor" sig=9 arch=40000028 syscall=240 compat=0 ip=0x1322c0 code=0x0 [ 109.531970][ T31] audit: type=1400 audit(109.460:138): avc: denied { bind } for pid=4163 comm="syz.1.119" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=alg_socket permissive=1 [ 110.091438][ T31] audit: type=1400 audit(110.000:139): avc: denied { setopt } for pid=4163 comm="syz.1.119" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=alg_socket permissive=1 [ 110.103821][ T31] audit: type=1400 audit(110.030:140): avc: denied { accept } for pid=4163 comm="syz.1.119" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=alg_socket permissive=1 [ 111.190583][ T31] audit: type=1400 audit(111.110:141): avc: denied { name_bind } for pid=4174 comm="syz.1.122" src=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:reserved_port_t tclass=tcp_socket permissive=1 [ 112.253111][ T31] audit: type=1400 audit(112.170:142): avc: denied { create } for pid=4184 comm="syz.0.126" name="file0" scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_tmpfs_t tclass=chr_file permissive=1 [ 112.276602][ T31] audit: type=1400 audit(112.200:143): avc: denied { mounton } for pid=4184 comm="syz.0.126" path="/67/file0" dev="tmpfs" ino=362 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_tmpfs_t tclass=chr_file permissive=1 [ 112.920575][ T31] audit: type=1400 audit(112.840:144): avc: denied { unlink } for pid=3121 comm="syz-executor" name="file0" dev="tmpfs" ino=362 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_tmpfs_t tclass=chr_file permissive=1 [ 114.548634][ T31] audit: type=1400 audit(114.470:145): avc: denied { mount } for pid=4211 comm="syz.1.135" name="/" dev="sysfs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:sysfs_t tclass=filesystem permissive=1 [ 114.658012][ T4214] netlink: 8 bytes leftover after parsing attributes in process `syz.1.136'. [ 115.259503][ T31] audit: type=1400 audit(115.180:146): avc: denied { read } for pid=4215 comm="syz.1.137" name="file0" dev="fuse" ino=64 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fusefs_t tclass=blk_file permissive=1 [ 115.263422][ T31] audit: type=1400 audit(115.190:147): avc: denied { open } for pid=4215 comm="syz.1.137" path="/66/file0/file0" dev="fuse" ino=64 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fusefs_t tclass=blk_file permissive=1 [ 115.276890][ T4218] block device autoloading is deprecated and will be removed. [ 115.283409][ T31] audit: type=1400 audit(115.210:148): avc: denied { ioctl } for pid=4215 comm="syz.1.137" path="/66/file0/file0" dev="fuse" ino=64 ioctlcmd=0x6609 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fusefs_t tclass=blk_file permissive=1 [ 115.453001][ T31] audit: type=1400 audit(115.380:149): avc: denied { connect } for pid=4224 comm="syz.1.139" lport=5 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=rawip_socket permissive=1 [ 115.741350][ T4227] ======================================================= [ 115.741350][ T4227] WARNING: The mand mount option has been deprecated and [ 115.741350][ T4227] and is ignored by this kernel. Remove the mand [ 115.741350][ T4227] option from the mount to silence this warning. [ 115.741350][ T4227] ======================================================= [ 115.946911][ T31] audit: type=1400 audit(115.870:150): avc: denied { unmount } for pid=3122 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:sysfs_t tclass=filesystem permissive=1 [ 116.241779][ T31] audit: type=1400 audit(116.170:151): avc: denied { create } for pid=4228 comm="syz.1.141" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=vsock_socket permissive=1 [ 120.664221][ T31] kauditd_printk_skb: 6 callbacks suppressed [ 120.664650][ T31] audit: type=1400 audit(120.590:158): avc: denied { mounton } for pid=4243 comm="syz.1.146" path="/75/file0" dev="tmpfs" ino=401 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_tmpfs_t tclass=fifo_file permissive=1 [ 121.756940][ T4249] capability: warning: `syz.1.147' uses deprecated v2 capabilities in a way that may be insecure [ 123.791903][ T1058] netdevsim netdevsim1 netdevsim0: unset [1, 0] type 2 family 0 port 6081 - 0 [ 123.834134][ T1058] netdevsim netdevsim1 netdevsim1: unset [1, 0] type 2 family 0 port 6081 - 0 [ 123.843408][ T1058] netdevsim netdevsim1 netdevsim2: unset [1, 0] type 2 family 0 port 6081 - 0 [ 123.844414][ T1058] netdevsim netdevsim1 netdevsim3: unset [1, 0] type 2 family 0 port 6081 - 0 [ 124.067481][ T4253] netlink: 180 bytes leftover after parsing attributes in process `syz.1.149'. [ 127.016729][ T31] audit: type=1400 audit(126.940:159): avc: denied { setopt } for pid=4262 comm="syz.1.152" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=icmp_socket permissive=1 [ 127.182828][ T31] audit: type=1400 audit(127.110:160): avc: denied { ioctl } for pid=4262 comm="syz.1.152" path="socket:[3693]" dev="sockfs" ino=3693 ioctlcmd=0x8983 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=icmp_socket permissive=1 [ 127.257276][ T4272] netlink: 'syz.1.156': attribute type 3 has an invalid length. [ 127.262413][ T4272] netlink: 'syz.1.156': attribute type 3 has an invalid length. [ 129.356974][ T4281] syzkaller0: entered promiscuous mode [ 129.358181][ T4281] syzkaller0: entered allmulticast mode [ 129.383724][ T31] audit: type=1400 audit(129.310:161): avc: denied { write } for pid=4280 comm="syz.0.159" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=packet_socket permissive=1 [ 129.595702][ T4289] netlink: 24 bytes leftover after parsing attributes in process `syz.0.161'. [ 129.637233][ T4289] netlink: 4 bytes leftover after parsing attributes in process `syz.0.161'. [ 130.229504][ T31] audit: type=1400 audit(130.150:162): avc: denied { map } for pid=4318 comm="syz.1.167" path="socket:[3767]" dev="sockfs" ino=3767 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=packet_socket permissive=1 [ 132.826317][ T31] audit: type=1400 audit(132.730:163): avc: denied { watch } for pid=4348 comm="syz.1.182" path="/94/file1" dev="tmpfs" ino=499 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_tmpfs_t tclass=file permissive=1 [ 133.691390][ T4362] netlink: 24 bytes leftover after parsing attributes in process `syz.1.183'. [ 139.314235][ T4393] SELinux: unrecognized netlink message: protocol=4 nlmsg_type=22 sclass=netlink_tcpdiag_socket pid=4393 comm=syz.1.192 [ 139.811359][ T31] audit: type=1400 audit(139.740:164): avc: denied { ioctl } for pid=4398 comm="syz.1.195" path="socket:[3882]" dev="sockfs" ino=3882 ioctlcmd=0x8933 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=packet_socket permissive=1 [ 144.066488][ T31] audit: type=1400 audit(143.990:165): avc: denied { bind } for pid=4424 comm="syz.1.206" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=xdp_socket permissive=1 [ 152.077485][ T4447] syz.1.214 uses obsolete (PF_INET,SOCK_PACKET) [ 159.483659][ T4505] sch_tbf: burst 4393 is lower than device lo mtu (65550) ! [ 163.411603][ T4521] netlink: 8 bytes leftover after parsing attributes in process `syz.0.242'. [ 163.736012][ T4528] netlink: 12 bytes leftover after parsing attributes in process `syz.0.244'. [ 166.524260][ T31] audit: type=1400 audit(166.450:166): avc: denied { module_load } for pid=4549 comm="syz.0.252" path="/sys/power/wakeup_count" dev="sysfs" ino=752 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:sysfs_t tclass=system permissive=1 [ 167.384773][ T4566] UDPLite6: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list [ 167.400483][ T31] audit: type=1400 audit(167.320:167): avc: denied { bind } for pid=4564 comm="syz.1.260" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=rawip_socket permissive=1 [ 167.400908][ T31] audit: type=1400 audit(167.320:168): avc: denied { name_bind } for pid=4564 comm="syz.1.260" src=20001 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:port_t tclass=rawip_socket permissive=1 [ 167.415571][ T31] audit: type=1400 audit(167.320:169): avc: denied { node_bind } for pid=4564 comm="syz.1.260" saddr=::ffff:0.0.0.0 src=20001 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=rawip_socket permissive=1 [ 167.441140][ T31] audit: type=1400 audit(167.360:170): avc: denied { write } for pid=4564 comm="syz.1.260" path="socket:[4315]" dev="sockfs" ino=4315 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=rawip_socket permissive=1 [ 170.712809][ T4588] netlink: 'syz.1.266': attribute type 4 has an invalid length. [ 173.183338][ T4633] netlink: 12 bytes leftover after parsing attributes in process `syz.0.277'. [ 175.551500][ T31] audit: type=1400 audit(175.480:171): avc: denied { append } for pid=4672 comm="syz.0.284" name="loop1" dev="devtmpfs" ino=634 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=blk_file permissive=1 [ 178.048481][ T31] audit: type=1400 audit(177.970:172): avc: denied { bind } for pid=4692 comm="syz.0.293" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_netfilter_socket permissive=1 [ 181.875383][ T31] audit: type=1400 audit(181.800:173): avc: denied { mount } for pid=4719 comm="syz.0.305" name="/" dev="bpf" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:bpf_t tclass=filesystem permissive=1 [ 188.116710][ T4761] netlink: 'syz.0.319': attribute type 11 has an invalid length. [ 190.962716][ T31] audit: type=1326 audit(190.890:174): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=root:sysadm_r:sysadm_t pid=4778 comm="syz.0.327" exe="/syz-executor" sig=31 arch=40000028 syscall=240 compat=0 ip=0x1322c0 code=0x0 [ 202.952917][ T31] audit: type=1326 audit(202.880:175): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=root:sysadm_r:sysadm_t pid=4828 comm="syz.1.343" exe="/syz-executor" sig=0 arch=40000028 syscall=240 compat=0 ip=0x1322c0 code=0x7ffc0000 [ 202.977784][ T31] audit: type=1326 audit(202.890:176): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=root:sysadm_r:sysadm_t pid=4828 comm="syz.1.343" exe="/syz-executor" sig=0 arch=40000028 syscall=240 compat=0 ip=0x1322c0 code=0x7ffc0000 [ 202.988517][ T4829] capability: warning: `syz.1.343' uses 32-bit capabilities (legacy support in use) [ 203.000505][ T31] audit: type=1326 audit(202.900:177): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=root:sysadm_r:sysadm_t pid=4828 comm="syz.1.343" exe="/syz-executor" sig=0 arch=40000028 syscall=184 compat=0 ip=0x1322c0 code=0x7ffc0000 [ 203.000970][ T31] audit: type=1326 audit(202.910:178): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=root:sysadm_r:sysadm_t pid=4828 comm="syz.1.343" exe="/syz-executor" sig=0 arch=40000028 syscall=240 compat=0 ip=0x1322c0 code=0x7ffc0000 [ 203.001059][ T31] audit: type=1326 audit(202.910:179): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=root:sysadm_r:sysadm_t pid=4828 comm="syz.1.343" exe="/syz-executor" sig=0 arch=40000028 syscall=240 compat=0 ip=0x1322c0 code=0x7ffc0000 [ 203.427714][ T4836] vlan2: entered promiscuous mode [ 203.428184][ T4836] ip6gretap0: entered promiscuous mode [ 205.337741][ T4854] netlink: 208 bytes leftover after parsing attributes in process `syz.1.349'. [ 210.993152][ T4907] cgroup: Need name or subsystem set [ 212.114162][ T3814] ------------[ cut here ]------------ [ 212.114768][ T3814] WARNING: CPU: 1 PID: 3814 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 212.116609][ T3814] refcount_t: underflow; use-after-free. [ 212.116993][ T3814] Modules linked in: [ 212.117775][ T3814] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 212.118534][ T3814] CPU: 1 UID: 0 PID: 3814 Comm: kworker/1:4 Not tainted 6.16.0-syzkaller #0 PREEMPT [ 212.119801][ T3814] Hardware name: ARM-Versatile Express [ 212.120880][ T3814] Workqueue: md_misc mddev_delayed_delete [ 212.122498][ T3814] Call trace: [ 212.130391][ T3814] [<80201a24>] (dump_backtrace) from [<80201b20>] (show_stack+0x18/0x1c) [ 212.131121][ T3814] r7:00000000 r6:8281f77c r5:00000000 r4:82260278 [ 212.131476][ T3814] [<80201b08>] (show_stack) from [<8021fb74>] (dump_stack_lvl+0x54/0x7c) [ 212.131836][ T3814] [<8021fb20>] (dump_stack_lvl) from [<8021fbb4>] (dump_stack+0x18/0x1c) [ 212.132193][ T3814] r5:00000000 r4:82a77d18 [ 212.132370][ T3814] [<8021fb9c>] (dump_stack) from [<80202624>] (vpanic+0x10c/0x30c) [ 212.132839][ T3814] [<80202518>] (vpanic) from [<80202858>] (trace_suspend_resume+0x0/0xd8) [ 212.133181][ T3814] r7:808bae58 [ 212.133345][ T3814] [<80202824>] (panic) from [<80254960>] (get_taint+0x0/0x1c) [ 212.133781][ T3814] r3:8280c684 r2:00000001 r1:82246c8c r0:8224e708 [ 212.134221][ T3814] [<802548e8>] (check_panic_on_warn) from [<80254ac4>] (__warn+0x80/0x188) [ 212.134874][ T3814] [<80254a44>] (__warn) from [<80254db4>] (warn_slowpath_fmt+0x1e8/0x1f4) [ 212.135413][ T3814] r8:00000009 r7:822b8d1c r6:dfe31e54 r5:84ae5400 r4:00000000 [ 212.135693][ T3814] [<80254bd0>] (warn_slowpath_fmt) from [<808bae58>] (refcount_warn_saturate+0x13c/0x174) [ 212.136142][ T3814] r10:833c1770 r9:83360025 r8:84ae5400 r7:ddde2d40 r6:83360000 r5:84af0a1c [ 212.136456][ T3814] r4:84af0850 [ 212.136607][ T3814] [<808bad1c>] (refcount_warn_saturate) from [<81a11768>] (kobject_put+0x158/0x1f4) [ 212.136976][ T3814] [<81a11610>] (kobject_put) from [<81169b40>] (mddev_delayed_delete+0x14/0x18) [ 212.137360][ T3814] r7:ddde2d40 r6:83360000 r5:84af0a1c r4:85b42480 [ 212.137631][ T3814] [<81169b2c>] (mddev_delayed_delete) from [<8027a3bc>] (process_one_work+0x1b4/0x4f4) [ 212.138047][ T3814] [<8027a208>] (process_one_work) from [<8027b004>] (worker_thread+0x1fc/0x3d8) [ 212.138586][ T3814] r10:61c88647 r9:84ae5400 r8:85b424ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 212.138998][ T3814] r4:85b42480 [ 212.139234][ T3814] [<8027ae08>] (worker_thread) from [<80281fec>] (kthread+0x12c/0x280) [ 212.139659][ T3814] r10:00000000 r9:85b42480 r8:8027ae08 r7:ec2b9e60 r6:85b42680 r5:84ae5400 [ 212.140280][ T3814] r4:00000001 [ 212.140440][ T3814] [<80281ec0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 212.141338][ T3814] Exception stack(0xdfe31fb0 to 0xdfe31ff8) [ 212.144856][ T3814] 1fa0: 00000000 00000000 00000000 00000000 [ 212.145362][ T3814] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 212.149956][ T3814] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 212.150673][ T3814] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281ec0 [ 212.151055][ T3814] r4:85b41280 [ 212.153342][ T3814] Rebooting in 86400 seconds.. VM DIAGNOSIS: 05:03:31 Registers: info registers vcpu 0 CPU#0 R00=00000000 R01=00000001 R02=00000001 R03=002b9000 R04=00000000 R05=00000000 R06=7ec52a88 R07=00000006 R08=000000be R09=7ec52ac8 R10=00000004 R11=000000dd R12=00000000 R13=df971ff8 R14=001307b0 R15=001307b0 PSR=40000093 -Z-- A S svc32 s00=0000000b s01=000a0004 d00=000a00040000000b s02=00080000 s03=00000000 d01=0000000000080000 s04=2886972c s05=8cdb74bc d02=8cdb74bc2886972c s06=eae2b6a9 s07=62f5c91a d03=62f5c91aeae2b6a9 s08=65c276eb s09=858403db d04=858403db65c276eb s10=ca3f6bab s11=09c64040 d05=09c64040ca3f6bab s12=00000005 s13=00000000 d06=0000000000000005 s14=00000000 s15=7e030000 d07=7e03000000000000 s16=00000000 s17=00000000 d08=0000000000000000 s18=00000000 s19=00000000 d09=0000000000000000 s20=00000000 s21=00000000 d10=0000000000000000 s22=00000000 s23=00000000 d11=0000000000000000 s24=00000000 s25=00000000 d12=0000000000000000 s26=00000000 s27=00000000 d13=0000000000000000 s28=00000000 s29=00000000 d14=0000000000000000 s30=00000000 s31=00000000 d15=0000000000000000 s32=96f4aa74 s33=7a2680fa d16=7a2680fa96f4aa74 s34=f9a54fcb s35=878099ea d17=878099eaf9a54fcb s36=23d137d2 s37=1331c985 d18=1331c98523d137d2 s38=76ea2cac s39=14dc56e1 d19=14dc56e176ea2cac s40=f3b46bab s41=2ec72076 d20=2ec72076f3b46bab s42=44206ad2 s43=0798f142 d21=0798f14244206ad2 s44=6690913e s45=b2af6959 d22=b2af69596690913e s46=17a79ec1 s47=cda1b45f d23=cda1b45f17a79ec1 s48=00000001 s49=00000000 d24=0000000000000001 s50=00000000 s51=00000000 d25=0000000000000000 s52=00140000 s53=00080000 d26=0008000000140000 s54=00000008 s55=00080004 d27=0008000400000008 s56=03e60000 s57=ffbe0000 d28=ffbe000003e60000 s58=0008ffff s59=00000000 d29=000000000008ffff s60=00000300 s61=ffce0000 d30=ffce000000000300 s62=0008ffff s63=00000000 d31=000000000008ffff FPSCR: 00000000 info registers vcpu 1 CPU#1 R00=82260278 R01=84ae5400 R02=00000000 R03=84ae5400 R04=84ae5400 R05=82260278 R06=829fc396 R07=82a78158 R08=00000002 R09=00000ee6 R10=00000000 R11=dfe31d8c R12=dfe31c78 R13=dfe31d30 R14=81a0b1b8 R15=8027c918 PSR=60000093 -ZC- A S svc32 s00=00000000 s01=80030000 d00=8003000000000000 s02=06158003 s03=00000408 d01=0000040806158003 s04=15880301 s05=20023a08 d02=20023a0815880301 s06=00000000 s07=00000000 d03=0000000000000000 s08=00000000 s09=00000000 d04=0000000000000000 s10=00080000 s11=00000000 d05=0000000000080000 s12=03010000 s13=ff0220f0 d06=ff0220f003010000 s14=03ffffff s15=0220f803 d07=0220f80303ffffff s16=00000000 s17=00000000 d08=0000000000000000 s18=00000000 s19=00000000 d09=0000000000000000 s20=00000000 s21=00000000 d10=0000000000000000 s22=00000000 s23=00000000 d11=0000000000000000 s24=00000000 s25=00000000 d12=0000000000000000 s26=00000000 s27=00000000 d13=0000000000000000 s28=00000000 s29=00000000 d14=0000000000000000 s30=00000000 s31=00000000 d15=0000000000000000 s32=03ffffff s33=0220e803 d16=0220e80303ffffff s34=80031380 s35=01f80813 d17=01f8081380031380 s36=00000290 s37=00000000 d18=0000000000000290 s38=00000800 s39=00000000 d19=0000000000000800 s40=00000004 s41=00002000 d20=0000200000000004 s42=00000000 s43=00000000 d21=0000000000000000 s44=00000009 s45=00000000 d22=0000000000000009 s46=00000002 s47=00000000 d23=0000000000000002 s48=00000001 s49=00000000 d24=0000000000000001 s50=00000000 s51=00000000 d25=0000000000000000 s52=558c8d51 s53=88b5d6fd d26=88b5d6fd558c8d51 s54=f3612cbd s55=f453d073 d27=f453d073f3612cbd s56=0572e371 s57=ca6a44da d28=ca6a44da0572e371 s58=05f1c033 s59=50ab7cf9 d29=50ab7cf905f1c033 s60=8de4e1c8 s61=8c6bd860 d30=8c6bd8608de4e1c8 s62=b85e5ca7 s63=7334d588 d31=7334d588b85e5ca7 FPSCR: 00000000