/usr/local/go/src/runtime/panic.go:774 +0x72 runtime.sysMap(0xc004000000, 0xc004000000, 0xd98f38) /usr/local/go/src/runtime/mem_bsd.go:63 +0xc5 runtime.(*mheap).sysAlloc(0xd80d20, 0xc0022f4000, 0x8, 0x2831bdf98) /usr/local/go/src/runtime/malloc.go:701 +0x1cd runtime.(*mheap).grow(0xd80d20, 0x600117a, 0xc0ffffffff) /usr/local/go/src/runtime/mheap.go:1255 +0xa3 runtime.(*mheap).allocSpanLocked(0xd80d20, 0x600117a, 0xd98f48, 0xc0002a3f38) /usr/local/go/src/runtime/mheap.go:1170 +0x242 runtime.(*mheap).alloc_m(0xd80d20, 0x600117a, 0x101, 0xc00002e500) /usr/local/go/src/runtime/mheap.go:1022 +0xc2 runtime.(*mheap).alloc.func1() /usr/local/go/src/runtime/mheap.go:1093 +0x4c runtime.(*mheap).alloc(0xd80d20, 0x600117a, 0xc000000101, 0xc0001c0d80) /usr/local/go/src/runtime/mheap.go:1092 +0x8a runtime.largeAlloc(0xc0022f4000, 0xc000020100, 0xc00002e501) /usr/local/go/src/runtime/malloc.go:1138 +0x97 runtime.mallocgc.func1() /usr/local/go/src/runtime/malloc.go:1033 +0x46 runtime.systemstack(0x45d461) /usr/local/go/src/runtime/asm_amd64.s:370 +0x66 runtime.mstart() /usr/local/go/src/runtime/proc.go:1146 goroutine 23 [running]: runtime.systemstack_switch() /usr/local/go/src/runtime/asm_amd64.s:330 fp=0xc0024ac2f0 sp=0xc0024ac2e8 pc=0x45b510 runtime.mallocgc(0xc0022f4000, 0x0, 0x0, 0xc0024ac3d0) /usr/local/go/src/runtime/malloc.go:1032 +0x895 fp=0xc0024ac390 sp=0xc0024ac2f0 pc=0x40c3a5 runtime.growslice(0x83fa60, 0xd975f0, 0x0, 0x0, 0xc0022f2d00, 0xc0025343f0, 0x30, 0x30) /usr/local/go/src/runtime/slice.go:175 +0x14e fp=0xc0024ac3f8 sp=0xc0024ac390 pc=0x444fae github.com/google/syzkaller/prog.clone(0x9abda0, 0xc000420060, 0xc0024ac660, 0x9abda0, 0xc0025343c0) /syzkaller/gopath/src/github.com/google/syzkaller/prog/clone.go:49 +0x3a7 fp=0xc0024ac4f0 sp=0xc0024ac3f8 pc=0x7734e7 github.com/google/syzkaller/prog.clone(0x9abe20, 0xc000420090, 0xc0024ac660, 0x9abe20, 0xc002534390) /syzkaller/gopath/src/github.com/google/syzkaller/prog/clone.go:44 +0x58f fp=0xc0024ac5e8 sp=0xc0024ac4f0 pc=0x7736cf github.com/google/syzkaller/prog.(*Prog).Clone(0xc00040ca80, 0x8fb3ef) /syzkaller/gopath/src/github.com/google/syzkaller/prog/clone.go:24 +0x279 fp=0xc0024ac730 sp=0xc0024ac5e8 pc=0x772f89 github.com/google/syzkaller/prog.(*randGen).resourceCentric(0xc002254a20, 0xc001f33e00, 0xcb2c00, 0x1, 0x0, 0x0, 0x0, 0x8fb3ef) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:853 +0xc2 fp=0xc0024ac898 sp=0xc0024ac730 pc=0x793762 github.com/google/syzkaller/prog.(*ResourceType).generate(0xcb2c00, 0xc002254a20, 0xc001f33e00, 0x9abe60, 0xc00226b140, 0xc000172700, 0x20a285008, 0x0) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:684 +0x282 fp=0xc0024ac918 sp=0xc0024ac898 pc=0x791012 github.com/google/syzkaller/prog.(*randGen).generateArgImpl(0xc002254a20, 0xc001f33e00, 0x9b2ee0, 0xcb2c00, 0xc00145c900, 0x0, 0x0, 0x0, 0x0, 0x0) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:673 +0x506 fp=0xc0024ac9f0 sp=0xc0024ac918 pc=0x7909f6 github.com/google/syzkaller/prog.(*randGen).generateArg(...) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:622 github.com/google/syzkaller/prog.(*randGen).generateArgs(0xc002254a20, 0xc001f33e00, 0xd62ec0, 0xc, 0xc, 0x0, 0x0, 0x0, 0x100, 0x0, ...) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:610 +0x107 fp=0xc0024acad0 sp=0xc0024ac9f0 pc=0x7901d7 github.com/google/syzkaller/prog.(*StructType).generate(0xca4de0, 0xc002254a20, 0xc001f33e00, 0xa, 0xd98300, 0x18, 0x28, 0x20) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:795 +0x76 fp=0xc0024acb68 sp=0xc0024acad0 pc=0x7928d6 github.com/google/syzkaller/prog.(*randGen).generateArgImpl(0xc002254a20, 0xc001f33e00, 0x9b2fa0, 0xca4de0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:673 +0x506 fp=0xc0024acc40 sp=0xc0024acb68 pc=0x7909f6 github.com/google/syzkaller/prog.(*randGen).generateArg(...) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:622 github.com/google/syzkaller/prog.(*randGen).generateArgs(0xc002254a20, 0xc001f33e00, 0xca12a0, 0x2, 0x2, 0x0, 0x0, 0x0, 0x100, 0x0, ...) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:610 +0x107 fp=0xc0024acd20 sp=0xc0024acc40 pc=0x7901d7 github.com/google/syzkaller/prog.(*StructType).generate(0xcabf60, 0xc002254a20, 0xc001f33e00, 0xa, 0xd98300, 0x18, 0x28, 0xc00227adb0) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:795 +0x76 fp=0xc0024acdb8 sp=0xc0024acd20 pc=0x7928d6 github.com/google/syzkaller/prog.(*randGen).generateArgImpl(0xc002254a20, 0xc001f33e00, 0x9b2fa0, 0xcabf60, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:673 +0x506 fp=0xc0024ace90 sp=0xc0024acdb8 pc=0x7909f6 github.com/google/syzkaller/prog.(*randGen).generateArg(...) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:622 github.com/google/syzkaller/prog.(*UnionType).generate(0xcabf20, 0xc002254a20, 0xc001f33e00, 0xc, 0xd98300, 0x0, 0x0, 0x0) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:802 +0xa9 fp=0xc0024acf18 sp=0xc0024ace90 pc=0x792aa9 github.com/google/syzkaller/prog.(*randGen).generateArgImpl(0xc002254a20, 0xc001f33e00, 0x9b3060, 0xcabf20, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:673 +0x506 fp=0xc0024acff0 sp=0xc0024acf18 pc=0x7909f6 github.com/google/syzkaller/prog.(*randGen).generateArg(...) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:622 github.com/google/syzkaller/prog.(*randGen).generateArgs(0xc002254a20, 0xc001f33e00, 0xca30e0, 0x2, 0x2, 0x0, 0x0, 0x0, 0x100, 0x0, ...) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:610 +0x107 fp=0xc0024ad0d0 sp=0xc0024acff0 pc=0x7901d7 github.com/google/syzkaller/prog.(*StructType).generate(0xca62a0, 0xc002254a20, 0xc001f33e00, 0xb, 0xd98300, 0x0, 0x0, 0x0) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:795 +0x76 fp=0xc0024ad168 sp=0xc0024ad0d0 pc=0x7928d6 github.com/google/syzkaller/prog.(*randGen).generateArgImpl(0xc002254a20, 0xc001f33e00, 0x9b2fa0, 0xca62a0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:673 +0x506 fp=0xc0024ad240 sp=0xc0024ad168 pc=0x7909f6 github.com/google/syzkaller/prog.(*randGen).generateArg(...) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:622 github.com/google/syzkaller/prog.(*randGen).generateArgs(0xc002254a20, 0xc001f33e00, 0xca2040, 0x2, 0x2, 0x0, 0x0, 0x0, 0x100, 0x0, ...) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:610 +0x107 fp=0xc0024ad320 sp=0xc0024ad240 pc=0x7901d7 github.com/google/syzkaller/prog.(*StructType).generate(0xca5de0, 0xc002254a20, 0xc001f33e00, 0x28, 0xd98300, 0x203000, 0x203000, 0x203000) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:795 +0x76 fp=0xc0024ad3b8 sp=0xc0024ad320 pc=0x7928d6 github.com/google/syzkaller/prog.(*randGen).generateArgImpl(0xc002254a20, 0xc001f33e00, 0x9b2fa0, 0xca5de0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:673 +0x506 fp=0xc0024ad490 sp=0xc0024ad3b8 pc=0x7909f6 github.com/google/syzkaller/prog.(*randGen).generateArg(...) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:622 github.com/google/syzkaller/prog.(*UnionType).generate(0xca6ae0, 0xc002254a20, 0xc001f33e00, 0xb, 0xd98300, 0x203000, 0x0, 0x10) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:802 +0xa9 fp=0xc0024ad518 sp=0xc0024ad490 pc=0x792aa9 github.com/google/syzkaller/prog.(*randGen).generateArgImpl(0xc002254a20, 0xc001f33e00, 0x9b3060, 0xca6ae0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:673 +0x506 fp=0xc0024ad5f0 sp=0xc0024ad518 pc=0x7909f6 github.com/google/syzkaller/prog.(*randGen).generateArg(...) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:622 github.com/google/syzkaller/prog.(*randGen).generateArgs(0xc002254a20, 0xc001f33e00, 0xc9e510, 0x1, 0x1, 0x0, 0x0, 0x0, 0x100, 0x0, ...) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:610 +0x107 fp=0xc0024ad6d0 sp=0xc0024ad5f0 pc=0x7901d7 github.com/google/syzkaller/prog.(*StructType).generate(0xca6920, 0xc002254a20, 0xc001f33e00, 0xb, 0xd98300, 0x0, 0x0, 0x0) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:795 +0x76 fp=0xc0024ad768 sp=0xc0024ad6d0 pc=0x7928d6 github.com/google/syzkaller/prog.(*randGen).generateArgImpl(0xc002254a20, 0xc001f33e00, 0x9b2fa0, 0xca6920, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:673 +0x506 fp=0xc0024ad840 sp=0xc0024ad768 pc=0x7909f6 github.com/google/syzkaller/prog.(*randGen).generateArg(...) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:622 github.com/google/syzkaller/prog.(*randGen).generateArgs(0xc002254a20, 0xc001f33e00, 0xcb0ca0, 0x4, 0x4, 0x0, 0x0, 0x0, 0x100, 0x0, ...) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:610 +0x107 fp=0xc0024ad920 sp=0xc0024ad840 pc=0x7901d7 github.com/google/syzkaller/prog.(*StructType).generate(0xcaace0, 0xc002254a20, 0xc001f33e00, 0xa, 0xd98300, 0x203000, 0x203000, 0x203000) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:795 +0x76 fp=0xc0024ad9b8 sp=0xc0024ad920 pc=0x7928d6 github.com/google/syzkaller/prog.(*randGen).generateArgImpl(0xc002254a20, 0xc001f33e00, 0x9b2fa0, 0xcaace0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:673 +0x506 fp=0xc0024ada90 sp=0xc0024ad9b8 pc=0x7909f6 github.com/google/syzkaller/prog.(*randGen).generateArg(...) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:622 github.com/google/syzkaller/prog.(*PtrType).generate(0xcc1a20, 0xc002254a20, 0xc001f33e00, 0x9abd60, 0xc002289040, 0x0, 0x0, 0x0) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:811 +0x95 fp=0xc0024adb20 sp=0xc0024ada90 pc=0x792c55 github.com/google/syzkaller/prog.(*randGen).generateArgImpl(0xc002254a20, 0xc001f33e00, 0x9b2e20, 0xcc1a20, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:673 +0x506 fp=0xc0024adbf8 sp=0xc0024adb20 pc=0x7909f6 github.com/google/syzkaller/prog.(*randGen).generateArg(...) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:622 github.com/google/syzkaller/prog.(*randGen).generateArgs(0xc002254a20, 0xc001f33e00, 0xca2a60, 0x2, 0x2, 0x410fca, 0xc0024add40, 0xe068bd5e, 0x693fdca479c26bfb, 0xc0024add78, ...) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:610 +0x107 fp=0xc0024adcd8 sp=0xc0024adbf8 pc=0x7901d7 github.com/google/syzkaller/prog.(*randGen).generateParticularCall(0xc002254a20, 0xc001f33e00, 0xd62380, 0x145, 0xc001f33e00, 0xc00254bda0) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:565 +0xd0 fp=0xc0024add88 sp=0xc0024adcd8 pc=0x78f7d0 github.com/google/syzkaller/prog.(*randGen).generateCall(0xc002254a20, 0xc001f33e00, 0xc0021dbd40, 0x3, 0xc0021dbd40, 0xc00226a280, 0xc001f33e00) OpenBSD/amd64 (ci-openbsd-multicore-8.c.syzkaller.internal) (tty00) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:554 +0xb2 fp=0xc0024addc8 sp=0xc0024add88 pc=0x78f602 github.com/google/syzkaller/prog.(*mutator).insertCall(0xc0024adec0, 0x14) /syzkaller/gopath/src/github.com/google/syzkaller/prog/mutation.go:141 +0xf2 fp=0xc0024ade30 sp=0xc0024addc8 pc=0x784392 github.com/google/syzkaller/prog.(*Prog).Mutate(0xc0021dbd40, 0x9a6660, 0xc0026277d0, 0x14, 0xc002c4c040, 0xc002048000, 0x1fae, 0x2400) /syzkaller/gopath/src/github.com/google/syzkaller/prog/mutation.go:45 +0x2ea fp=0xc0024adf08 sp=0xc0024ade30 pc=0x78372a main.(*Proc).loop(0xc001001540) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:95 +0x434 fp=0xc0024adfd8 sp=0xc0024adf08 pc=0x7edf14 runtime.goexit() /usr/local/go/src/runtime/asm_amd64.s:1357 +0x1 fp=0xc0024adfe0 sp=0xc0024adfd8 pc=0x45d461 created by main.main /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:259 +0x114c goroutine 1 [select]: main.(*Fuzzer).pollLoop(0xc0000eef20) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:320 +0x127 main.main() /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:262 +0x12bd goroutine 7 [syscall]: os/signal.signal_recv(0x0) /usr/local/go/src/runtime/sigqueue.go:147 +0x9c os/signal.loop() /usr/local/go/src/os/signal/signal_unix.go:23 +0x22 created by os/signal.init.0 /usr/local/go/src/os/signal/signal_unix.go:29 +0x41 goroutine 19 [chan receive]: main.main.func1(0xc00019c000) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:137 +0x34 created by main.main /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:135 +0x5b0 goroutine 18 [chan receive]: github.com/google/syzkaller/pkg/osutil.HandleInterrupts.func1(0xc00019c000) /syzkaller/gopath/src/github.com/google/syzkaller/pkg/osutil/osutil_unix.go:74 +0xb6 created by github.com/google/syzkaller/pkg/osutil.HandleInterrupts /syzkaller/gopath/src/github.com/google/syzkaller/pkg/osutil/osutil_unix.go:71 +0x3f goroutine 14 [IO wait]: internal/poll.runtime_pollWait(0x2d26c0d28, 0x72, 0xffffffffffffffff) /usr/local/go/src/runtime/netpoll.go:184 +0x55 internal/poll.(*pollDesc).wait(0xc0001ac098, 0x72, 0x1000, 0x1000, 0xffffffffffffffff) /usr/local/go/src/internal/poll/fd_poll_runtime.go:87 +0x45 internal/poll.(*pollDesc).waitRead(...) /usr/local/go/src/internal/poll/fd_poll_runtime.go:92 internal/poll.(*FD).Read(0xc0001ac080, 0xc000288000, 0x1000, 0x1000, 0x0, 0x0, 0x0) /usr/local/go/src/internal/poll/fd_unix.go:169 +0x1cf net.(*netFD).Read(0xc0001ac080, 0xc000288000, 0x1000, 0x1000, 0xc00029fa60, 0xc00029fb40, 0x7c4bad) /usr/local/go/src/net/fd_unix.go:202 +0x4f net.(*conn).Read(0xc00000f2e8, 0xc000288000, 0x1000, 0x1000, 0x0, 0x0, 0x0) /usr/local/go/src/net/net.go:184 +0x68 bufio.(*Reader).fill(0xc00016e0c0) /usr/local/go/src/bufio/bufio.go:100 +0x103 bufio.(*Reader).ReadByte(0xc00016e0c0, 0xc00029fc00, 0xc0000c5180, 0xc00000dc40) /usr/local/go/src/bufio/bufio.go:252 +0x39 compress/flate.(*decompressor).moreBits(0xc000147300, 0x920b48, 0xc00029fb88) /usr/local/go/src/compress/flate/inflate.go:696 +0x37 compress/flate.(*decompressor).nextBlock(0xc000147300) /usr/local/go/src/compress/flate/inflate.go:303 +0x36 compress/flate.(*decompressor).Read(0xc000147300, 0xc000294000, 0x1000, 0x1000, 0x8946a0, 0xc001ce23f0, 0x199) /usr/local/go/src/compress/flate/inflate.go:347 +0x77 github.com/google/syzkaller/pkg/rpctype.(*flateConn).Read(0xc0000faa50, 0xc000294000, 0x1000, 0x1000, 0x10, 0xc00029fb88, 0x7c4a0d) /syzkaller/gopath/src/github.com/google/syzkaller/pkg/rpctype/rpc.go:131 +0x51 bufio.(*Reader).Read(0xc00016e120, 0xc0000209d0, 0x1, 0x9, 0x0, 0x0, 0xc00029fd70) /usr/local/go/src/bufio/bufio.go:226 +0x26a io.ReadAtLeast(0x9a25a0, 0xc00016e120, 0xc0000209d0, 0x1, 0x9, 0x1, 0x1, 0x0, 0x0) /usr/local/go/src/io/io.go:310 +0x87 io.ReadFull(...) /usr/local/go/src/io/io.go:329 encoding/gob.decodeUintReader(0x9a25a0, 0xc00016e120, 0xc0000209d0, 0x9, 0x9, 0x4050d5, 0x4307fc, 0xc00029fd48, 0x45a310) /usr/local/go/src/encoding/gob/decode.go:120 +0x6f encoding/gob.(*Decoder).recvMessage(0xc0000c5180, 0x404fbc) /usr/local/go/src/encoding/gob/decoder.go:81 +0x57 encoding/gob.(*Decoder).decodeTypeSequence(0xc0000c5180, 0xc000000100, 0xc00029fe10) /usr/local/go/src/encoding/gob/decoder.go:143 +0x10c encoding/gob.(*Decoder).DecodeValue(0xc0000c5180, 0x82ed00, 0xc0000faf30, 0x16, 0x0, 0x0) /usr/local/go/src/encoding/gob/decoder.go:211 +0x10b encoding/gob.(*Decoder).Decode(0xc0000c5180, 0x82ed00, 0xc0000faf30, 0x0, 0x0) /usr/local/go/src/encoding/gob/decoder.go:188 +0x16d net/rpc.(*gobClientCodec).ReadResponseHeader(0xc0000fab40, 0xc0000faf30, 0xc001ce23c0, 0x0) /usr/local/go/src/net/rpc/client.go:228 +0x45 net/rpc.(*Client).input(0xc00016e1e0) /usr/local/go/src/net/rpc/client.go:109 +0xa5 created by net/rpc.NewClientWithCodec /usr/local/go/src/net/rpc/client.go:206 +0x89 goroutine 35 [IO wait]: internal/poll.runtime_pollWait(0x2d26c0df8, 0x72, 0xffffffffffffffff) /usr/local/go/src/runtime/netpoll.go:184 +0x55 internal/poll.(*pollDesc).wait(0xc001d24678, 0x72, 0x1ff01, 0x1ffd6, 0xffffffffffffffff) /usr/local/go/src/internal/poll/fd_poll_runtime.go:87 +0x45 internal/poll.(*pollDesc).waitRead(...) /usr/local/go/src/internal/poll/fd_poll_runtime.go:92 internal/poll.(*FD).Read(0xc001d24660, 0xc002d6002a, 0x1ffd6, 0x1ffd6, 0x0, 0x0, 0x0) /usr/local/go/src/internal/poll/fd_unix.go:169 +0x1cf os.(*File).read(...) /usr/local/go/src/os/file_unix.go:259 os.(*File).Read(0xc00034e3b8, 0xc002d6002a, 0x1ffd6, 0x1ffd6, 0x2a, 0x0, 0x0) /usr/local/go/src/os/file.go:116 +0x71 github.com/google/syzkaller/pkg/ipc.makeCommand.func2(0xc00034e3b8, 0xc0023060e0) /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:603 +0xaf created by github.com/google/syzkaller/pkg/ipc.makeCommand /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:597 +0x89f goroutine 24 [runnable]: math/rand.(*Rand).Intn(0xc00140ad80, 0x2, 0x13) /usr/local/go/src/math/rand/rand.go:167 +0xa2 github.com/google/syzkaller/prog.(*randGen).rand(...) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:43 github.com/google/syzkaller/prog.(*randGen).flags(0xc00144fca0, 0xd977c0, 0x2, 0x2, 0x0, 0x0, 0x0) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:235 +0x205 github.com/google/syzkaller/prog.(*FlagsType).generate(0xcee880, 0xc00144fca0, 0xc00214bc70, 0x9abd60, 0xc001545200, 0x0, 0x0, 0x0) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:756 +0x61 github.com/google/syzkaller/prog.(*randGen).generateArgImpl(0xc00144fca0, 0xc00214bc70, 0x9b2b20, 0xcee880, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:673 +0x506 github.com/google/syzkaller/prog.(*randGen).generateArg(...) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:622 github.com/google/syzkaller/prog.(*randGen).generateArgs(0xc00144fca0, 0xc00214bc70, 0xccc0a0, 0x6, 0x6, 0x0, 0x0, 0x0, 0x100, 0x0, ...) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:610 +0x107 github.com/google/syzkaller/prog.(*StructType).generate(0xcac2e0, 0xc00144fca0, 0xc00214bc70, 0xb, 0xd98300, 0x0, 0x0, 0x20) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:795 +0x76 github.com/google/syzkaller/prog.(*randGen).generateArgImpl(0xc00144fca0, 0xc00214bc70, 0x9b2fa0, 0xcac2e0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:673 +0x506 github.com/google/syzkaller/prog.(*randGen).generateArg(...) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:622 github.com/google/syzkaller/prog.(*UnionType).generate(0xcac3e0, 0xc00144fca0, 0xc00214bc70, 0xf, 0xd98300, 0xc000173c00, 0x20a2856d0, 0x0) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:802 +0xa9 github.com/google/syzkaller/prog.(*randGen).generateArgImpl(0xc00144fca0, 0xc00214bc70, 0x9b3060, 0xcac3e0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:673 +0x506 github.com/google/syzkaller/prog.(*randGen).generateArg(...) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:622 github.com/google/syzkaller/prog.(*ArrayType).generate(0xccc040, 0xc00144fca0, 0xc00214bc70, 0x20, 0x87a840, 0x30, 0x887920, 0x20) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:787 +0x16e github.com/google/syzkaller/prog.(*randGen).generateArgImpl(0xc00144fca0, 0xc00214bc70, 0x9b2820, 0xccc040, 0xc001544b00, 0x0, 0x0, 0x0, 0x0, 0x0) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:673 +0x506 github.com/google/syzkaller/prog.(*randGen).generateArg(...) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:622 github.com/google/syzkaller/prog.(*randGen).generateArgs(0xc00144fca0, 0xc00214bc70, 0xca3320, 0x2, 0x2, 0x0, 0x0, 0x0, 0x100, 0x0, ...) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:610 +0x107 github.com/google/syzkaller/prog.(*StructType).generate(0xcac4e0, 0xc00144fca0, 0xc00214bc70, 0x13, 0xd98300, 0x0, 0x0, 0x0) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:795 +0x76 github.com/google/syzkaller/prog.(*randGen).generateArgImpl(0xc00144fca0, 0xc00214bc70, 0x9b2fa0, 0xcac4e0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:673 +0x506 github.com/google/syzkaller/prog.(*randGen).generateArg(...) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:622 github.com/google/syzkaller/prog.(*randGen).generateArgs(0xc00144fca0, 0xc00214bc70, 0xcfa100, 0x9, 0x9, 0x0, 0x0, 0x0, 0x100, 0x0, ...) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:610 +0x107 github.com/google/syzkaller/prog.(*StructType).generate(0xca64a0, 0xc00144fca0, 0xc00214bc70, 0xd, 0xd98300, 0x0, 0x0, 0x0) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:795 +0x76 github.com/google/syzkaller/prog.(*randGen).generateArgImpl(0xc00144fca0, 0xc00214bc70, 0x9b2fa0, 0xca64a0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:673 +0x506 github.com/google/syzkaller/prog.(*randGen).generateArg(...) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:622 github.com/google/syzkaller/prog.(*randGen).generateArgs(0xc00144fca0, 0xc00214bc70, 0xca20e0, 0x2, 0x2, 0x0, 0x0, 0x0, 0x100, 0x0, ...) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:610 +0x107 github.com/google/syzkaller/prog.(*StructType).generate(0xca5e60, 0xc00144fca0, 0xc00214bc70, 0x2c, 0xd98300, 0xc00144fc70, 0xc001544848, 0xc001544840) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:795 +0x76 github.com/google/syzkaller/prog.(*randGen).generateArgImpl(0xc00144fca0, 0xc00214bc70, 0x9b2fa0, 0xca5e60, 0xd98300, 0x0, 0x0, 0x0, 0x0, 0x0) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:673 +0x506 github.com/google/syzkaller/prog.(*randGen).generateArg(...) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:622 github.com/google/syzkaller/prog.(*UnionType).mutate(0xca6ae0, 0xc00144fca0, 0xc00214bc70, 0x9abea0, 0xc00144fc40, 0xc00140ad00, 0xc00140ac00, 0x14, 0x404f88bb58574b00, 0xc00053dce0, ...) /syzkaller/gopath/src/github.com/google/syzkaller/prog/mutation.go:483 +0x260 github.com/google/syzkaller/prog.(*Target).mutateArg(0xc0000796c0, 0xc00144fca0, 0xc00214bc70, 0x9abea0, 0xc00144fc40, 0xc00140ad00, 0xc00140ac00, 0x14, 0xc00053dd00, 0xc00053dd67, ...) /syzkaller/gopath/src/github.com/google/syzkaller/prog/mutation.go:246 +0xe3 github.com/google/syzkaller/prog.(*mutator).mutateArg(0xc00053dec0, 0xa) /syzkaller/gopath/src/github.com/google/syzkaller/prog/mutation.go:183 +0x28b github.com/google/syzkaller/prog.(*Prog).Mutate(0xc0013fe9c0, 0x9a6660, 0xc002627800, 0x14, 0xc002c4c040, 0xc002048000, 0x1fae, 0x2400) /syzkaller/gopath/src/github.com/google/syzkaller/prog/mutation.go:47 +0x32c main.(*Proc).loop(0xc00293a400) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:95 +0x434 created by main.main /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:259 +0x114c goroutine 25 [IO wait]: internal/poll.runtime_pollWait(0x2d26c0c58, 0x72, 0xffffffffffffffff) /usr/local/go/src/runtime/netpoll.go:184 +0x55 internal/poll.(*pollDesc).wait(0xc002a47c38, 0x72, 0xff01, 0xffa8, 0xffffffffffffffff) /usr/local/go/src/internal/poll/fd_poll_runtime.go:87 +0x45 internal/poll.(*pollDesc).waitRead(...) /usr/local/go/src/internal/poll/fd_poll_runtime.go:92 internal/poll.(*FD).Read(0xc002a47c20, 0xc002d90058, 0xffa8, 0xffa8, 0x0, 0x0, 0x0) /usr/local/go/src/internal/poll/fd_unix.go:169 +0x1cf os.(*File).read(...) /usr/local/go/src/os/file_unix.go:259 os.(*File).Read(0xc00145c258, 0xc002d90058, 0xffa8, 0xffa8, 0x33, 0x0, 0x0) /usr/local/go/src/os/file.go:116 +0x71 github.com/google/syzkaller/pkg/ipc.makeCommand.func2(0xc00145c258, 0xc00030c070) /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:603 +0xaf created by github.com/google/syzkaller/pkg/ipc.makeCommand /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:597 +0x89f login: kernel: protection fault trap, code=0 Stopped at in_delmulti+0x8d: movl 0xc(%r14),%r15d ddb{0}> set $lines = 0 ddb{0}> set $maxwidth = 0 ddb{0}> show panic the kernel did not panic ddb{0}> trace in_delmulti(bfbff7ffffffffff) at in_delmulti+0x8d sys/netinet/in.c:914 in_purgeaddr(ffff800000a4e600) at in_purgeaddr+0x156 sys/netinet/in.c:760 in_ifdetach(ffff800000a28000) at in_ifdetach+0x74 sys/netinet/in.c:971 if_detach(ffff800000a28000) at if_detach+0x140 sys/net/if.c:1149 tun_clone_destroy(ffff800000a28000) at tun_clone_destroy+0x1f2 sys/net/if_tun.c:329 tun_dev_close(5d01,7) at tun_dev_close+0x160 sys/net/if_tun.c:480 spec_close(ffff800023196d60) at spec_close+0x311 sys/kern/spec_vnops.c:555 VOP_CLOSE(fffffd8073fb01a8,7,fffffd807f7bf900,ffff800020ec7ae8) at VOP_CLOSE+0xc0 sys/kern/vfs_vops.c:174 vn_closefile(fffffd8065b64d28,ffff800020ec7ae8) at vn_closefile+0xd7 vn_close sys/kern/vfs_vnops.c:298 [inline] vn_closefile(fffffd8065b64d28,ffff800020ec7ae8) at vn_closefile+0xd7 sys/kern/vfs_vnops.c:614 fdrop(fffffd8065b64d28,ffff800020ec7ae8) at fdrop+0xc2 sys/kern/kern_descrip.c:1276 closef(fffffd8065b64d28,ffff800020ec7ae8) at closef+0x11c sys/kern/kern_descrip.c:1260 fdfree(ffff800020ec7ae8) at fdfree+0x101 sys/kern/kern_descrip.c:1192 exit1(ffff800020ec7ae8,0,d,1) at exit1+0x32c sys/kern/kern_exit.c:197 postsig(ffff800020ec7ae8,d) at postsig+0x4ed sigexit sys/kern/kern_sig.c:1483 [inline] postsig(ffff800020ec7ae8,d) at postsig+0x4ed sys/kern/kern_sig.c:1415 userret(ffff800020ec7ae8) at userret+0x199 sys/kern/kern_sig.c:1867 syscall(ffff8000231971e0) at syscall+0x55f mi_syscall_return sys/sys/syscall_mi.h:129 [inline] syscall(ffff8000231971e0) at syscall+0x55f sys/arch/amd64/amd64/trap.c:592 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7ffffccac0, count: -17 ddb{0}> show registers rdi 0x2 rsi 0 rbp 0xffff800023196b30 rbx 0 rdx 0xffff800020ec7ae8 rcx 0 rax 0 r8 0xffffffff82180773 rt_ifa_purge+0x153 r9 0x5 r10 0x2f r11 0x98b6ab537e311d5f r12 0 r13 0x3 r14 0xbfbff7ffffffffff r15 0x1 rip 0xffffffff8183ea6d in_delmulti+0x8d cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff800023196ad0 ss 0x10 in_delmulti+0x8d: movl 0xc(%r14),%r15d ddb{0}> show proc PROC (syz-executor.1) pid=32731 stat=onproc flags process=a proc=2000 pri=32, usrpri=57, nice=20 forw=0xffffffffffffffff, list=0xffff800020e6dd48,0xffff800020ec6c58 process=0xffff800020ec9350 user=0xffff800023192000, vmspace=0xfffffd807f0008a0 estcpu=7, cpticks=1, pctcpu=0.7 user=0, sys=0, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 72409 399849 0 0 3 0x14200 bored sosplice 25105 500843 37563 0 2 0x100002 ksh 37563 210253 92223 0 3 0x92 select sshd 74698 43435 1 0 3 0x100083 ttyin getty 92223 146450 1 0 3 0x80 select sshd 27837 328559 36883 74 3 0x100092 bpf pflogd 36883 284919 1 0 3 0x80 netio pflogd 3547 200774 63231 73 3 0x100090 kqread syslogd 63231 418969 1 0 3 0x100082 netio syslogd 60372 216384 1 77 3 0x100090 poll dhclient 80847 311511 1 0 3 0x80 poll dhclient 38179 358887 0 0 3 0x14200 bored smr 2466 288751 0 0 3 0x14200 pgzero zerothread 77152 194307 0 0 3 0x14200 aiodoned aiodoned 21794 107638 0 0 3 0x14200 syncer update 12759 43223 0 0 3 0x14200 cleaner cleaner 82521 208298 0 0 3 0x14200 reaper reaper 45810 89703 0 0 3 0x14200 pgdaemon pagedaemon 39451 352967 0 0 3 0x14200 bored crynlk 4271 288420 0 0 3 0x14200 bored crypto 15103 242844 0 0 3 0x40014200 acpi0 acpi0 79261 410066 0 0 3 0x40014200 idle1 43916 320130 0 0 3 0x14200 bored softnet 39897 337477 0 0 3 0x14200 bored systqmp 7037 273536 0 0 3 0x14200 bored systq 23908 406750 0 0 3 0x40014200 bored softclock 52713 315430 0 0 3 0x40014200 idle0 1 162458 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 9537 6432K 7258K 78643K 11718 0 pcb 13 8K 8K 78643K 303 0 rtable 86 3K 4K 78643K 421 0 ifaddr 90 16K 16K 78643K 158 0 counters 43 33K 34K 78643K 63 0 ioctlops 0 0K 4K 78643K 1500 0 iov 0 0K 16K 78643K 75 0 mount 1 1K 1K 78643K 1 0 vnodes 1219 77K 77K 78643K 1530 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 7 0 VM map 2 1K 1K 78643K 2 0 sem 12 0K 1K 78643K 98 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1809 196K 290K 78643K 12766 0 file desc 3 8K 25K 78643K 439 0 sigio 0 0K 0K 78643K 6 0 proc 62 63K 95K 78643K 467 0 subproc 14 0K 2K 78643K 34 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 169 0 in_multi 57 2K 3K 78643K 154 0 ether_multi 1 0K 0K 78643K 28 0 mrt 0 0K 0K 78643K 8 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 37 175K 175K 78643K 37 0 exec 0 0K 1K 78643K 257 0 pagedep 1 8K 8K 78643K 1 0 inodedep 1 32K 32K 78643K 1 0 newblk 1 0K 0K 78643K 1 0 VM swap 7 26K 26K 78643K 7 0 UVM amap 79 84K 87K 78643K 2417 0 UVM aobj 22 2K 2K 78643K 23 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 119 0 NDP 15 0K 0K 78643K 31 0 temp 124 3042K 3106K 78643K 5879 0 kqueue 2 2K 16K 78643K 29 0 SYN cache 2 16K 16K 78643K 2 0 ddb{0}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle arp 64 10 0 2 1 0 1 1 0 8 0 plcache 128 20 0 0 1 0 1 1 0 8 0 rtpcb 80 176 0 174 1 0 1 1 0 8 0 rtentry 112 65 0 32 2 0 2 2 0 8 0 unpcb 120 276 0 265 1 0 1 1 0 8 0 syncache 264 11 0 11 2 2 0 1 0 8 0 tcpqe 32 3 0 3 1 1 0 1 0 8 0 tcpcb 544 224 0 219 1 0 1 1 0 8 0 inpcb 280 967 0 959 2 0 2 2 0 8 1 rttmr 72 3 0 3 2 1 1 1 0 8 1 nd6 48 8 0 6 1 0 1 1 0 8 0 pkpcb 40 2 0 2 1 1 0 1 0 8 0 ppxss 1128 1 0 1 1 0 1 1 0 8 1 pffrag 232 4 0 4 1 1 0 1 0 482 0 pffrnode 88 4 0 4 1 1 0 1 0 8 0 pffrent 40 96 0 96 1 1 0 1 0 8 0 pfosfp 40 846 0 423 5 0 5 5 0 8 0 pfosfpen 112 1428 0 714 21 0 21 21 0 8 0 pfstitem 24 40 0 8 1 0 1 1 0 8 0 pfstkey 112 40 0 8 1 0 1 1 0 8 0 pfstate 328 40 0 8 3 0 3 3 0 8 0 pfrule 1360 21 0 16 2 1 1 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 353 0 187 13 0 13 13 0 8 2 art_table 32 354 0 187 2 0 2 2 0 8 0 art_node 16 64 0 36 1 0 1 1 0 8 0 sysvmsgpl 40 22 0 19 1 0 1 1 0 8 0 semupl 112 1 0 1 1 1 0 1 0 8 0 semapl 112 92 0 82 1 0 1 1 0 8 0 shmpl 112 21 0 1 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 2023 0 622 89 1 88 89 0 8 0 ffsino 272 2023 0 622 95 0 95 95 0 8 0 nchpl 144 2796 0 1182 61 0 61 61 0 8 0 uvmvnodes 72 2298 0 0 42 0 42 42 0 8 0 vnodes 208 2298 0 0 121 0 121 121 0 8 0 namei 1024 7766 0 7766 1 0 1 1 0 8 1 percpumem 16 42 0 10 1 0 1 1 0 8 0 vcpupl 1984 7 0 0 1 0 1 1 0 8 0 vmpool 560 10 0 3 1 0 1 1 0 8 0 scxspl 192 8518 0 8518 6 5 1 5 0 8 1 plimitpl 152 50 0 42 1 0 1 1 0 8 0 sigapl 424 655 0 625 4 0 4 4 0 8 0 futexpl 56 7800 0 7800 1 0 1 1 0 8 1 knotepl 112 82 0 77 1 0 1 1 0 8 0 kqueuepl 144 84 0 81 1 0 1 1 0 8 0 pipelkpl 48 126 0 118 1 0 1 1 0 8 0 pipepl 120 252 0 241 1 0 1 1 0 8 0 fdescpl 496 639 0 625 3 0 3 3 0 8 0 filepl 152 4182 0 4114 5 0 5 5 0 8 1 lockfpl 104 94 0 93 1 0 1 1 0 8 0 lockfspl 48 35 0 34 1 0 1 1 0 8 0 sessionpl 112 18 0 7 1 0 1 1 0 8 0 pgrppl 48 23 0 12 1 0 1 1 0 8 0 ucredpl 96 396 0 387 1 0 1 1 0 8 0 zombiepl 144 627 0 624 1 0 1 1 0 8 0 processpl 984 655 0 624 5 0 5 5 0 8 0 procpl 624 1577 0 1546 5 1 4 5 0 8 0 sosppl 128 11 0 11 3 2 1 1 0 8 1 sockpl 400 1422 0 1401 4 0 4 4 0 8 1 mcl64k 65536 11 0 0 2 0 2 2 0 8 0 mcl16k 16384 2 0 0 1 0 1 1 0 8 0 mcl12k 12288 8 0 0 1 0 1 1 0 8 0 mcl9k 9216 2 0 0 1 0 1 1 0 8 0 mcl8k 8192 5 0 0 1 0 1 1 0 8 0 mcl4k 4096 9 0 0 2 0 2 2 0 8 0 mcl2k 2048 181 0 0 22 0 22 22 0 8 0 mtagpl 80 113 0 0 3 0 3 3 0 8 0 mbufpl 256 382 0 0 24 0 24 24 0 8 0 bufpl 280 4966 0 193 341 0 341 341 0 8 0 anonpl 16 81070 0 79762 80 3 77 78 0 124 54 amapchunkpl 152 3404 0 3365 12 2 10 11 0 158 7 amappl16 192 3471 0 3453 62 20 42 53 0 8 34 amappl15 184 178 0 177 2 1 1 1 0 8 0 amappl14 176 26 0 23 1 0 1 1 0 8 0 amappl13 168 29 0 28 1 0 1 1 0 8 0 amappl12 160 192 0 189 2 1 1 1 0 8 0 amappl11 152 285 0 269 1 0 1 1 0 8 0 amappl10 144 24 0 22 1 0 1 1 0 8 0 amappl9 136 384 0 383 1 0 1 1 0 8 0 amappl8 128 334 0 333 2 0 2 2 0 8 1 amappl7 120 119 0 110 1 0 1 1 0 8 0 amappl6 112 24 0 23 1 0 1 1 0 8 0 amappl5 104 558 0 541 1 0 1 1 0 8 0 amappl4 96 484 0 459 1 0 1 1 0 8 0 amappl3 88 120 0 115 1 0 1 1 0 8 0 amappl2 80 4371 0 4311 3 1 2 3 0 8 0 amappl1 72 23882 0 23450 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