/usr/local/go/src/runtime/panic.go:774 +0x72 runtime.gentraceback(0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0xc000001800, 0x0, 0x0, 0x7fffffff, 0x7f7ffffe1ea0, 0x0, 0x0, ...) /usr/local/go/src/runtime/traceback.go:545 +0x1987 runtime.scanstack(0xc000001800, 0xc00002d270) /usr/local/go/src/runtime/mgcmark.go:711 +0x15d runtime.scang(0xc000001800, 0xc00002d270) /usr/local/go/src/runtime/proc.go:886 +0x1e3 runtime.markroot.func1() /usr/local/go/src/runtime/mgcmark.go:221 +0x6d runtime.markroot(0xc00002d270, 0x7f7f0000001d) /usr/local/go/src/runtime/mgcmark.go:202 +0x2f3 runtime.gcDrain(0xc00002d270, 0xb) /usr/local/go/src/runtime/mgcmark.go:915 +0x110 runtime.gcBgMarkWorker.func2() /usr/local/go/src/runtime/mgc.go:1934 +0x185 runtime.systemstack(0x45b424) /usr/local/go/src/runtime/asm_amd64.s:370 +0x66 runtime.mstart() /usr/local/go/src/runtime/proc.go:1146 goroutine 36 [GC worker (idle)]: runtime.systemstack_switch() /usr/local/go/src/runtime/asm_amd64.s:330 fp=0xc00003cf60 sp=0xc00003cf58 pc=0x45b520 runtime.gcBgMarkWorker(0xc00002c000) /usr/local/go/src/runtime/mgc.go:1900 +0x1bd fp=0xc00003cfd8 sp=0xc00003cf60 pc=0x41ba3d runtime.goexit() /usr/local/go/src/runtime/asm_amd64.s:1357 +0x1 fp=0xc00003cfe0 sp=0xc00003cfd8 pc=0x45d471 created by runtime.gcBgMarkStartWorkers /usr/local/go/src/runtime/mgc.go:1794 +0x77 goroutine 1 [select]: main.(*Fuzzer).pollLoop(0xc0000a5080) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:317 +0x127 main.main() /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:259 +0x129e goroutine 14 [chan receive, 2 minutes]: main.main.func1(0xc00006a540) /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 7 [syscall, 2 minutes]: 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 13 [chan receive, 2 minutes]: github.com/google/syzkaller/pkg/osutil.HandleInterrupts.func1(0xc00006a540) /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 20 [GC assist marking (scan)]: github.com/google/syzkaller/prog.(*Prog).Clone(0xc0002cabc0, 0x1eb8) /syzkaller/gopath/src/github.com/google/syzkaller/prog/clone.go:9 +0x5d github.com/google/syzkaller/prog.resourceCentric(0xc00012c230, 0xc003717ea0, 0xc0041d7900, 0x1, 0x8a7800, 0xc00012c280, 0x17) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:826 +0xbf github.com/google/syzkaller/prog.(*ResourceType).generate(0xc00012c230, 0xc0041d7900, 0xc003717ea0, 0x20, 0x885500, 0x0, 0x0, 0x20) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:650 +0x920 github.com/google/syzkaller/prog.(*randGen).generateArgImpl(0xc0041d7900, 0xc003717ea0, 0x9acb00, 0xc00012c230, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:643 +0x506 github.com/google/syzkaller/prog.(*randGen).generateArg(...) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:592 github.com/google/syzkaller/prog.(*UnionType).generate(0xc00011c1e0, 0xc0041d7900, 0xc003717ea0, 0x8, 0xd6f720, 0x0, 0x0, 0x0) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:798 +0xa9 github.com/google/syzkaller/prog.(*randGen).generateArgImpl(0xc0041d7900, 0xc003717ea0, 0x9acc80, 0xc00011c1e0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:643 +0x506 created by main.main /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:256 +0x112d goroutine 33 [IO wait]: internal/poll.runtime_pollWait(0x22bcb6cc8, 0x72, 0xffffffffffffffff) /usr/local/go/src/runtime/netpoll.go:184 +0x55 internal/poll.(*pollDesc).wait(0xc0000c4698, 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(0xc0000c4680, 0xc000278000, 0x1000, 0x1000, 0x0, 0x0, 0x0) /usr/local/go/src/internal/poll/fd_unix.go:169 +0x1cf net.(*netFD).Read(0xc0000c4680, 0xc000278000, 0x1000, 0x1000, 0xc0003a5a60, 0xc0003a5b40, 0x7c26cd) /usr/local/go/src/net/fd_unix.go:202 +0x4f net.(*conn).Read(0xc00000e670, 0xc000278000, 0x1000, 0x1000, 0x0, 0x0, 0x0) /usr/local/go/src/net/net.go:184 +0x68 bufio.(*Reader).fill(0xc00005f8c0) /usr/local/go/src/bufio/bufio.go:100 +0x103 bufio.(*Reader).ReadByte(0xc00005f8c0, 0xc0003a5c00, 0xc0000c4700, 0xc00000d640) /usr/local/go/src/bufio/bufio.go:252 +0x39 compress/flate.(*decompressor).moreBits(0xc000272000, 0x91baa0, 0xc0003a5b88) /usr/local/go/src/compress/flate/inflate.go:696 +0x37 compress/flate.(*decompressor).nextBlock(0xc000272000) /usr/local/go/src/compress/flate/inflate.go:303 +0x36 compress/flate.(*decompressor).Read(0xc000272000, 0xc000284000, 0x1000, 0x1000, 0x891f60, 0xc0035e57d0, 0x199) /usr/local/go/src/compress/flate/inflate.go:347 +0x77 github.com/google/syzkaller/pkg/rpctype.(*flateConn).Read(0xc0000fa900, 0xc000284000, 0x1000, 0x1000, 0x10, 0xc0003a5b88, 0x7c252d) /syzkaller/gopath/src/github.com/google/syzkaller/pkg/rpctype/rpc.go:131 +0x51 bufio.(*Reader).Read(0xc00005f920, 0xc000020770, 0x1, 0x9, 0x0, 0x0, 0xc0003a5d70) /usr/local/go/src/bufio/bufio.go:226 +0x26a io.ReadAtLeast(0x99c9e0, 0xc00005f920, 0xc000020770, 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(0x99c9e0, 0xc00005f920, 0xc000020770, 0x9, 0x9, 0x4050d5, 0x43080c, 0xc0003a5d48, 0x45a320) /usr/local/go/src/encoding/gob/decode.go:120 +0x6f encoding/gob.(*Decoder).recvMessage(0xc0000c4700, 0x404fbc) /usr/local/go/src/encoding/gob/decoder.go:81 +0x57 encoding/gob.(*Decoder).decodeTypeSequence(0xc0000c4700, 0xc000000100, 0xc0003a5e10) /usr/local/go/src/encoding/gob/decoder.go:143 +0x10c encoding/gob.(*Decoder).DecodeValue(0xc0000c4700, 0x82caa0, 0xc0000fade0, 0x16, 0x0, 0x0) /usr/local/go/src/encoding/gob/decoder.go:211 +0x10b encoding/gob.(*Decoder).Decode(0xc0000c4700, 0x82caa0, 0xc0000fade0, 0x0, 0x0) /usr/local/go/src/encoding/gob/decoder.go:188 +0x16d net/rpc.(*gobClientCodec).ReadResponseHeader(0xc0000fa9f0, 0xc0000fade0, 0xc0035e57a0, 0x0) /usr/local/go/src/net/rpc/client.go:228 +0x45 net/rpc.(*Client).input(0xc00005f9e0) /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 21 [runnable]: github.com/google/syzkaller/prog.(*Prog).serialize(0xc003bd6680, 0xc0041bfc00, 0x9ac740, 0xccd320, 0xc0041bfc80) /syzkaller/gopath/src/github.com/google/syzkaller/prog/encoding.go:41 +0x66 github.com/google/syzkaller/prog.(*Prog).Serialize(...) /syzkaller/gopath/src/github.com/google/syzkaller/prog/encoding.go:28 main.(*Proc).logProgram(0xc0029a7a00, 0xc000022580, 0xc003bd6680) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:312 +0x5f main.(*Proc).executeRaw(0xc0029a7a00, 0xc000022580, 0xc003bd6680, 0x1, 0x0) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:289 +0xe7 main.(*Proc).execute(0xc0029a7a00, 0xc000022580, 0xc003bd6680, 0x0, 0x1, 0x1) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:255 +0x6a main.(*Proc).loop(0xc0029a7a00) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:101 +0x4de created by main.main /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:256 +0x112d goroutine 1551 [IO wait]: internal/poll.runtime_pollWait(0x22bcb68b8, 0x72, 0xffffffffffffffff) /usr/local/go/src/runtime/netpoll.go:184 +0x55 internal/poll.(*pollDesc).wait(0xc002a70858, 0x72, 0x1ff01, 0x1ff89, 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(0xc002a70840, 0xc003756077, 0x1ff89, 0x1ff89, 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(0xc0001205d0, 0xc003756077, 0x1ff89, 0x1ff89, 0x27, 0x0, 0x0) /usr/local/go/src/os/file.go:116 +0x71 github.com/google/syzkaller/pkg/ipc.makeCommand.func2(0xc0001205d0, 0xc0000d2690) /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:595 +0xaf created by github.com/google/syzkaller/pkg/ipc.makeCommand /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:589 +0x7f5 goroutine 1089 [IO wait]: internal/poll.runtime_pollWait(0x22bcb6988, 0x72, 0xffffffffffffffff) /usr/local/go/src/runtime/netpoll.go:184 +0x55 internal/poll.(*pollDesc).wait(0xc0033c4c78, 0x72, 0x1ff01, 0x1ff89, 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(0xc0033c4c60, 0xc00387e077, 0x1ff89, 0x1ff89, 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(0xc000120050, 0xc00387e077, 0x1ff89, 0x1ff89, 0x27, 0x0, 0x0) /usr/local/go/src/os/file.go:116 +0x71 github.com/google/syzkaller/pkg/ipc.makeCommand.func2(0xc000120050, 0xc0000d21c0) /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:595 +0xaf created by github.com/google/syzkaller/pkg/ipc.makeCommand /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:589 +0x7f5