fatal error: fault
[signal SIGSEGV: segmentation violation code=0x1 addr=0x7f7fc9f6e000 pc=0x5498f6]

goroutine 13 [running]:
runtime.throw({0xa97690?, 0xa0df80?})
	/usr/local/go/src/runtime/panic.go:1047 +0x5d fp=0xc000611750 sp=0xc000611720 pc=0x43523d
runtime.sigpanic()
	/usr/local/go/src/runtime/signal_unix.go:851 +0x28a fp=0xc0006117b0 sp=0xc000611750 pc=0x44bb8a
encoding/binary.littleEndian.PutUint64(...)
	/usr/local/go/src/encoding/binary/binary.go:116
github.com/google/syzkaller/prog.(*execContext).write(...)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/encodingexec.go:254
github.com/google/syzkaller/prog.(*execContext).writeConstArg(0x0?, 0x0?, 0x0?, 0x4041e5?, 0x0?, 0x0?, 0x0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/encodingexec.go:314 +0xb6 fp=0xc0006117d0 sp=0xc0006117b0 pc=0x5498f6
github.com/google/syzkaller/prog.(*execContext).writeArg(0xc0006119b8, {0xb83430?, 0xc0008db690?})
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/encodingexec.go:263 +0x18b fp=0xc0006118d8 sp=0xc0006117d0 pc=0x548d4b
github.com/google/syzkaller/prog.(*execContext).serializeCall(0xc0006119b8, 0xc0001858b0)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/encodingexec.go:110 +0x392 fp=0xc000611958 sp=0xc0006118d8 pc=0x547572
github.com/google/syzkaller/prog.(*Prog).SerializeForExec(0xc000c0be40, {0x7f7fc9f6a000, 0x400000, 0x400000})
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/encodingexec.go:76 +0x165 fp=0xc000611b60 sp=0xc000611958 pc=0x5470a5
github.com/google/syzkaller/pkg/ipc.(*Env).Exec(0xc000424120, 0xaa5d8d?, 0xc000c0be40)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:257 +0x57 fp=0xc000611c40 sp=0xc000611b60 pc=0x918fb7
main.(*Proc).executeRaw(0xc000808840, 0xc0004a2560?, 0xc000c8a540?, 0x2)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:328 +0x1bc fp=0xc000611d58 sp=0xc000611c40 pc=0x9283bc
main.(*Proc).execute(0xc000808840, 0xc000511bc0?, 0x0?, 0x0?, 0x0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:255 +0x49 fp=0xc000611e98 sp=0xc000611d58 pc=0x927b29
main.(*Proc).loop(0xc000808840)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:76 +0xc6 fp=0xc000611fc8 sp=0xc000611e98 pc=0x925d26
main.main.func2()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:310 +0x26 fp=0xc000611fe0 sp=0xc000611fc8 pc=0x922046
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000611fe8 sp=0xc000611fe0 pc=0x467621
created by main.main
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:310 +0x15e5

goroutine 1 [select]:
runtime.gopark(0xc000615a00?, 0x2?, 0xe0?, 0x94?, 0xc0006159bc?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc0006157f0 sp=0xc0006157d0 pc=0x437ef6
runtime.selectgo(0xc000615a00, 0xc0006159b8, 0xc00034ebd0?, 0x0, 0x0?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x7be fp=0xc000615930 sp=0xc0006157f0 pc=0x447f1e
main.(*Fuzzer).pollLoop(0xc00022c780)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:385 +0x105 fp=0xc000615a30 sp=0xc000615930 pc=0x922945
main.main()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:313 +0x176c fp=0xc000615f80 sp=0xc000615a30 pc=0x921fcc
runtime.main()
	/usr/local/go/src/runtime/proc.go:250 +0x207 fp=0xc000615fe0 sp=0xc000615f80 pc=0x437ac7
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000615fe8 sp=0xc000615fe0 pc=0x467621

goroutine 2 [force gc (idle), 3 minutes]:
runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000056fb0 sp=0xc000056f90 pc=0x437ef6
runtime.goparkunlock(...)
	/usr/local/go/src/runtime/proc.go:387
runtime.forcegchelper()
	/usr/local/go/src/runtime/proc.go:305 +0xb0 fp=0xc000056fe0 sp=0xc000056fb0 pc=0x437d30
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000056fe8 sp=0xc000056fe0 pc=0x467621
created by runtime.init.6
	/usr/local/go/src/runtime/proc.go:293 +0x25

goroutine 3 [GC sweep wait]:
runtime.gopark(0x10ec901?, 0x0?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000057780 sp=0xc000057760 pc=0x437ef6
runtime.goparkunlock(...)
	/usr/local/go/src/runtime/proc.go:387
runtime.bgsweep(0x0?)
	/usr/local/go/src/runtime/mgcsweep.go:319 +0xde fp=0xc0000577c8 sp=0xc000057780 pc=0x423a5e
runtime.gcenable.func1()
	/usr/local/go/src/runtime/mgc.go:178 +0x26 fp=0xc0000577e0 sp=0xc0000577c8 pc=0x418c06
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0000577e8 sp=0xc0000577e0 pc=0x467621
created by runtime.gcenable
	/usr/local/go/src/runtime/mgc.go:178 +0x6b

goroutine 4 [GC scavenge wait]:
runtime.gopark(0x33353ebb02?, 0x64d121b5?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000057f70 sp=0xc000057f50 pc=0x437ef6
runtime.goparkunlock(...)
	/usr/local/go/src/runtime/proc.go:387
runtime.(*scavengerState).park(0x10ecfc0)
	/usr/local/go/src/runtime/mgcscavenge.go:400 +0x53 fp=0xc000057fa0 sp=0xc000057f70 pc=0x421933
runtime.bgscavenge(0x0?)
	/usr/local/go/src/runtime/mgcscavenge.go:633 +0x65 fp=0xc000057fc8 sp=0xc000057fa0 pc=0x421f25
runtime.gcenable.func2()
	/usr/local/go/src/runtime/mgc.go:179 +0x26 fp=0xc000057fe0 sp=0xc000057fc8 pc=0x418ba6
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000057fe8 sp=0xc000057fe0 pc=0x467621
created by runtime.gcenable
	/usr/local/go/src/runtime/mgc.go:179 +0xaa

goroutine 17 [finalizer wait]:
runtime.gopark(0x0?, 0xaeea48?, 0xe0?, 0x0?, 0x2000000020?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000056628 sp=0xc000056608 pc=0x437ef6
runtime.runfinq()
	/usr/local/go/src/runtime/mfinal.go:193 +0x107 fp=0xc0000567e0 sp=0xc000056628 pc=0x417c47
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0000567e8 sp=0xc0000567e0 pc=0x467621
created by runtime.createfing
	/usr/local/go/src/runtime/mfinal.go:163 +0x45

goroutine 18 [GC worker (idle)]:
runtime.gopark(0x405b31c10f?, 0xc000040020?, 0x1a?, 0x14?, 0x0?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000052750 sp=0xc000052730 pc=0x437ef6
runtime.gcBgMarkWorker()
	/usr/local/go/src/runtime/mgc.go:1275 +0xf1 fp=0xc0000527e0 sp=0xc000052750 pc=0x41a971
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0000527e8 sp=0xc0000527e0 pc=0x467621
created by runtime.gcBgMarkStartWorkers
	/usr/local/go/src/runtime/mgc.go:1199 +0x25

goroutine 19 [GC worker (idle)]:
runtime.gopark(0x405b31c1c9?, 0xc000040040?, 0x1a?, 0x14?, 0x0?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000052f50 sp=0xc000052f30 pc=0x437ef6
runtime.gcBgMarkWorker()
	/usr/local/go/src/runtime/mgc.go:1275 +0xf1 fp=0xc000052fe0 sp=0xc000052f50 pc=0x41a971
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000052fe8 sp=0xc000052fe0 pc=0x467621
created by runtime.gcBgMarkStartWorkers
	/usr/local/go/src/runtime/mgc.go:1199 +0x25

goroutine 20 [select]:
runtime.gopark(0xc000059788?, 0x3?, 0x90?, 0x0?, 0xc000059772?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc0000595f8 sp=0xc0000595d8 pc=0x437ef6
runtime.selectgo(0xc000059788, 0xc00005976c, 0xc0000f6000?, 0x0, 0x0?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x7be fp=0xc000059738 sp=0xc0000595f8 pc=0x447f1e
go.opencensus.io/stats/view.(*worker).start(0xc0000f6000)
	/syzkaller/gopath/src/github.com/google/syzkaller/vendor/go.opencensus.io/stats/view/worker.go:292 +0xad fp=0xc0000597c8 sp=0xc000059738 pc=0x8e67ed
go.opencensus.io/stats/view.init.0.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/vendor/go.opencensus.io/stats/view/worker.go:34 +0x26 fp=0xc0000597e0 sp=0xc0000597c8 pc=0x8e5a26
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0000597e8 sp=0xc0000597e0 pc=0x467621
created by go.opencensus.io/stats/view.init.0
	/syzkaller/gopath/src/github.com/google/syzkaller/vendor/go.opencensus.io/stats/view/worker.go:34 +0x96

goroutine 5 [chan receive, 3 minutes]:
runtime.gopark(0xc000058e88?, 0xc000058ee0?, 0xd3?, 0x19?, 0xc000058ee0?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000058eb0 sp=0xc000058e90 pc=0x437ef6
runtime.chanrecv(0xc0000a6b40, 0x0, 0x1)
	/usr/local/go/src/runtime/chan.go:583 +0x49d fp=0xc000058f40 sp=0xc000058eb0 pc=0x4069dd
runtime.chanrecv1(0xc0000a6b40?, 0xc000058fb0?)
	/usr/local/go/src/runtime/chan.go:442 +0x18 fp=0xc000058f68 sp=0xc000058f40 pc=0x406518
github.com/google/syzkaller/pkg/osutil.HandleInterrupts.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/osutil/osutil_unix.go:78 +0x8a fp=0xc000058fe0 sp=0xc000058f68 pc=0x522daa
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000058fe8 sp=0xc000058fe0 pc=0x467621
created by github.com/google/syzkaller/pkg/osutil.HandleInterrupts
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/osutil/osutil_unix.go:75 +0x56

goroutine 6 [chan receive, 3 minutes]:
runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000059ee8 sp=0xc000059ec8 pc=0x437ef6
runtime.chanrecv(0xc00008a180, 0x0, 0x1)
	/usr/local/go/src/runtime/chan.go:583 +0x49d fp=0xc000059f78 sp=0xc000059ee8 pc=0x4069dd
runtime.chanrecv1(0x0?, 0x0?)
	/usr/local/go/src/runtime/chan.go:442 +0x18 fp=0xc000059fa0 sp=0xc000059f78 pc=0x406518
main.main.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:182 +0x1f fp=0xc000059fe0 sp=0xc000059fa0 pc=0x92209f
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000059fe8 sp=0xc000059fe0 pc=0x467621
created by main.main
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:180 +0x48f

goroutine 21 [select, 3 minutes, locked to thread]:
runtime.gopark(0xc00031cfa8?, 0x2?, 0x72?, 0x82?, 0xc00031cf94?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc00031ce10 sp=0xc00031cdf0 pc=0x437ef6
runtime.selectgo(0xc00031cfa8, 0xc00031cf90, 0x0?, 0x0, 0x0?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x7be fp=0xc00031cf50 sp=0xc00031ce10 pc=0x447f1e
runtime.ensureSigM.func1()
	/usr/local/go/src/runtime/signal_unix.go:1000 +0x1a7 fp=0xc00031cfe0 sp=0xc00031cf50 pc=0x45f247
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc00031cfe8 sp=0xc00031cfe0 pc=0x467621
created by runtime.ensureSigM
	/usr/local/go/src/runtime/signal_unix.go:983 +0xbd

goroutine 8 [IO wait]:
runtime.gopark(0x4b9f25?, 0xc00088d978?, 0xc8?, 0xd9?, 0x4b9f59?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc00088d958 sp=0xc00088d938 pc=0x437ef6
runtime.netpollblock(0xc000298000?, 0x40472f?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc00088d990 sp=0xc00088d958 pc=0x431257
internal/poll.runtime_pollWait(0x7f7fd096d1f8, 0x72)
	/usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc00088d9b0 sp=0xc00088d990 pc=0x4619a9
internal/poll.(*pollDesc).wait(0xc0000f6d00?, 0xc000298000?, 0x0)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc00088d9d8 sp=0xc00088d9b0 pc=0x4d2a92
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc0000f6d00, {0xc000298000, 0x1000, 0x1000})
	/usr/local/go/src/internal/poll/fd_unix.go:167 +0x299 fp=0xc00088da70 sp=0xc00088d9d8 pc=0x4d3e79
net.(*netFD).Read(0xc0000f6d00, {0xc000298000?, 0xc00088dbb8?, 0x8b5c85?})
	/usr/local/go/src/net/fd_posix.go:55 +0x29 fp=0xc00088dab8 sp=0xc00088da70 pc=0x655f09
net.(*conn).Read(0xc000013330, {0xc000298000?, 0x198?, 0x4b011a?})
	/usr/local/go/src/net/net.go:183 +0x45 fp=0xc00088db00 sp=0xc00088dab8 pc=0x667765
net.(*TCPConn).Read(0x403ff2?, {0xc000298000?, 0x4045d4?, 0xc00088dbb8?})
	<autogenerated>:1 +0x29 fp=0xc00088db30 sp=0xc00088db00 pc=0x677129
bufio.(*Reader).fill(0xc0000a6cc0)
	/usr/local/go/src/bufio/bufio.go:106 +0xff fp=0xc00088db68 sp=0xc00088db30 pc=0x50643f
bufio.(*Reader).ReadByte(0xc0000a6cc0)
	/usr/local/go/src/bufio/bufio.go:265 +0x2c fp=0xc00088db88 sp=0xc00088db68 pc=0x506c0c
compress/flate.(*decompressor).moreBits(0xc0002ba000)
	/usr/local/go/src/compress/flate/inflate.go:696 +0x2d fp=0xc00088dbc0 sp=0xc00088db88 pc=0x5124cd
compress/flate.(*decompressor).nextBlock(0xc0002ba000)
	/usr/local/go/src/compress/flate/inflate.go:303 +0x2e fp=0xc00088dbd8 sp=0xc00088dbc0 pc=0x51088e
compress/flate.(*decompressor).Read(0xc0002ba000, {0xc0002c2000, 0x1000, 0xc0000970b0?})
	/usr/local/go/src/compress/flate/inflate.go:347 +0x7e fp=0xc00088dc10 sp=0xc00088dbd8 pc=0x510afe
github.com/google/syzkaller/pkg/rpctype.(*flateConn).Read(0xc0000f6180?, {0xc0002c2000?, 0xc00088dc38?, 0xc00088dc90?})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/rpctype/rpc.go:136 +0x26 fp=0xc00088dc40 sp=0xc00088dc10 pc=0x91e5a6
bufio.(*Reader).Read(0xc0000a6d20, {0xc0004d0010, 0x1, 0xc00088dd70?})
	/usr/local/go/src/bufio/bufio.go:237 +0x1bb fp=0xc00088dc78 sp=0xc00088dc40 pc=0x506a1b
io.ReadAtLeast({0xb7b460, 0xc0000a6d20}, {0xc0004d0010, 0x1, 0x9}, 0x1)
	/usr/local/go/src/io/io.go:332 +0x9a fp=0xc00088dcc0 sp=0xc00088dc78 pc=0x4b011a
io.ReadFull(...)
	/usr/local/go/src/io/io.go:351
encoding/gob.decodeUintReader({0xb7b460?, 0xc0000a6d20?}, {0xc0004d0010?, 0x9?, 0x9?})
	/usr/local/go/src/encoding/gob/decode.go:116 +0x57 fp=0xc00088dd18 sp=0xc00088dcc0 pc=0x8b3fb7
encoding/gob.(*Decoder).recvMessage(0xc0000f6180)
	/usr/local/go/src/encoding/gob/decoder.go:82 +0x39 fp=0xc00088dd50 sp=0xc00088dd18 pc=0x8bdb79
encoding/gob.(*Decoder).decodeTypeSequence(0xc0000f6180, 0x0)
	/usr/local/go/src/encoding/gob/decoder.go:148 +0x4f fp=0xc00088dd80 sp=0xc00088dd50 pc=0x8bdf0f
encoding/gob.(*Decoder).DecodeValue(0xc0000f6180, {0x96f480?, 0xc000170600?, 0x7f7fd098cd08?})
	/usr/local/go/src/encoding/gob/decoder.go:227 +0x18f fp=0xc00088de00 sp=0xc00088dd80 pc=0x8be3af
encoding/gob.(*Decoder).Decode(0xc0000f6180, {0x96f480?, 0xc000170600?})
	/usr/local/go/src/encoding/gob/decoder.go:204 +0x165 fp=0xc00088de58 sp=0xc00088de00 pc=0x8be1c5
net/rpc.(*gobClientCodec).ReadResponseHeader(0x9ba760?, 0x0?)
	/usr/local/go/src/net/rpc/client.go:228 +0x27 fp=0xc00088de80 sp=0xc00088de58 pc=0x8d3cc7
net/rpc.(*Client).input(0xc0000a6de0)
	/usr/local/go/src/net/rpc/client.go:109 +0xb4 fp=0xc00088dfc8 sp=0xc00088de80 pc=0x8d2f54
net/rpc.NewClientWithCodec.func1()
	/usr/local/go/src/net/rpc/client.go:206 +0x26 fp=0xc00088dfe0 sp=0xc00088dfc8 pc=0x8d3b86
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc00088dfe8 sp=0xc00088dfe0 pc=0x467621
created by net/rpc.NewClientWithCodec
	/usr/local/go/src/net/rpc/client.go:206 +0xc5

goroutine 22 [syscall, 3 minutes]:
runtime.notetsleepg(0x0?, 0x0?)
	/usr/local/go/src/runtime/lock_sema.go:294 +0x34 fp=0xc000304fa0 sp=0xc000304f58 pc=0x40c0b4
os/signal.signal_recv()
	/usr/local/go/src/runtime/sigqueue.go:152 +0x2f fp=0xc000304fc0 sp=0xc000304fa0 pc=0x463b6f
os/signal.loop()
	/usr/local/go/src/os/signal/signal_unix.go:23 +0x19 fp=0xc000304fe0 sp=0xc000304fc0 pc=0x521dd9
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000304fe8 sp=0xc000304fe0 pc=0x467621
created by os/signal.Notify.func1.1
	/usr/local/go/src/os/signal/signal.go:151 +0x2a

goroutine 1921 [select]:
runtime.gopark(0xc0003077b0?, 0x2?, 0x58?, 0xa8?, 0xc00030778c?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000307618 sp=0xc0003075f8 pc=0x437ef6
runtime.selectgo(0xc0003077b0, 0xc000307788, 0x4c58b7?, 0x0, 0x91c147?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x7be fp=0xc000307758 sp=0xc000307618 pc=0x447f1e
github.com/google/syzkaller/pkg/ipc.(*command).exec.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:771 +0x7d fp=0xc0003077e0 sp=0xc000307758 pc=0x91d89d
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0003077e8 sp=0xc0003077e0 pc=0x467621
created by github.com/google/syzkaller/pkg/ipc.(*command).exec
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:769 +0x25b

goroutine 23 [IO wait]:
runtime.gopark(0x4b9f25?, 0xc00088f810?, 0x60?, 0xf8?, 0x4b9f59?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc00088f7f0 sp=0xc00088f7d0 pc=0x437ef6
runtime.netpollblock(0xc00093bd14?, 0x40472f?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc00088f828 sp=0xc00088f7f0 pc=0x431257
internal/poll.runtime_pollWait(0x7f7fd096d018, 0x72)
	/usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc00088f848 sp=0xc00088f828 pc=0x4619a9
internal/poll.(*pollDesc).wait(0xc000935aa0?, 0xc00093bd14?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc00088f870 sp=0xc00088f848 pc=0x4d2a92
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc000935aa0, {0xc00093bd14, 0xc, 0xc})
	/usr/local/go/src/internal/poll/fd_unix.go:167 +0x299 fp=0xc00088f908 sp=0xc00088f870 pc=0x4d3e79
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:31
os.(*File).Read(0xc000013260, {0xc00093bd14?, 0xc00088f998?, 0x40da47?})
	/usr/local/go/src/os/file.go:118 +0x5e fp=0xc00088f960 sp=0xc00088f908 pc=0x4ddf5e
io.ReadAtLeast({0xb7e500, 0xc000013260}, {0xc00093bd14, 0xc, 0xc}, 0xc)
	/usr/local/go/src/io/io.go:332 +0x9a fp=0xc00088f9a8 sp=0xc00088f960 pc=0x4b011a
io.ReadFull(...)
	/usr/local/go/src/io/io.go:351
github.com/google/syzkaller/pkg/ipc.(*command).exec(0xc0002c6e70, 0x1000000?, {0x0, 0x0, 0x0})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:786 +0x559 fp=0xc00088fb60 sp=0xc00088f9a8 pc=0x91d199
github.com/google/syzkaller/pkg/ipc.(*Env).Exec(0xc000221320, 0xac5211?, 0xc000901800)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:286 +0x24e fp=0xc00088fc40 sp=0xc00088fb60 pc=0x9191ae
main.(*Proc).executeRaw(0xc0006b2080, 0xc0005eeb80?, 0xc000356a20?, 0x2)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:328 +0x1bc fp=0xc00088fd58 sp=0xc00088fc40 pc=0x9283bc
main.(*Proc).execute(0xc0006b2080, 0xc00081fec0?, 0x97d7e0?, 0xc0003a6220?, 0xb79470?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:255 +0x49 fp=0xc00088fe98 sp=0xc00088fd58 pc=0x927b29
main.(*Proc).loop(0xc0006b2080)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:76 +0xc6 fp=0xc00088ffc8 sp=0xc00088fe98 pc=0x925d26
main.main.func2()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:310 +0x26 fp=0xc00088ffe0 sp=0xc00088ffc8 pc=0x922046
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc00088ffe8 sp=0xc00088ffe0 pc=0x467621
created by main.main
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:310 +0x15e5

goroutine 1889 [syscall]:
syscall.Syscall6(0x1e1, 0x1, 0x10fb, 0xc000306e6c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x5 fp=0xc000306e18 sp=0xc000306e10 pc=0x4b9f85
os.wait6(0xc000046500?, 0xc000306f18?, 0x405ccc?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4d fp=0xc000306e88 sp=0xc000306e18 pc=0x4e3fed
os.(*Process).blockUntilWaitable(0xc0006b0450)
	/usr/local/go/src/os/wait_wait6.go:20 +0x36 fp=0xc000306eb8 sp=0xc000306e88 pc=0x4e4076
os.(*Process).wait(0xc0006b0450)
	/usr/local/go/src/os/exec_unix.go:22 +0x28 fp=0xc000306f18 sp=0xc000306eb8 pc=0x4dd7a8
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:132
os/exec.(*Cmd).Wait(0xc00007e2c0)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc000306f80 sp=0xc000306f18 pc=0x51e685
github.com/google/syzkaller/pkg/ipc.makeCommand.func3(0xc0002c7030)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:652 +0x32 fp=0xc000306fc8 sp=0xc000306f80 pc=0x91c0f2
github.com/google/syzkaller/pkg/ipc.makeCommand.func8()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:657 +0x2a fp=0xc000306fe0 sp=0xc000306fc8 pc=0x91c08a
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000306fe8 sp=0xc000306fe0 pc=0x467621
created by github.com/google/syzkaller/pkg/ipc.makeCommand
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:651 +0xc7c

goroutine 1911 [IO wait]:
runtime.gopark(0x4b9f25?, 0xc000053608?, 0x58?, 0x36?, 0x4b9f59?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc0000535e8 sp=0xc0000535c8 pc=0x437ef6
runtime.netpollblock(0xc00071e000?, 0x40472f?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc000053620 sp=0xc0000535e8 pc=0x431257
internal/poll.runtime_pollWait(0x7f7fd096c988, 0x72)
	/usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc000053640 sp=0xc000053620 pc=0x4619a9
internal/poll.(*pollDesc).wait(0xc000357a40?, 0xc00071e000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc000053668 sp=0xc000053640 pc=0x4d2a92
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc000357a40, {0xc00071e000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:167 +0x299 fp=0xc000053700 sp=0xc000053668 pc=0x4d3e79
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:31
os.(*File).Read(0xc0000a5348, {0xc00071e000?, 0x4c58b7?, 0x0?})
	/usr/local/go/src/os/file.go:118 +0x5e fp=0xc000053758 sp=0xc000053700 pc=0x4ddf5e
github.com/google/syzkaller/pkg/ipc.makeCommand.func2(0xc0000ee380)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:629 +0x8a fp=0xc0000537c8 sp=0xc000053758 pc=0x91c26a
github.com/google/syzkaller/pkg/ipc.makeCommand.func7()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:644 +0x2a fp=0xc0000537e0 sp=0xc0000537c8 pc=0x91c1aa
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0000537e8 sp=0xc0000537e0 pc=0x467621
created by github.com/google/syzkaller/pkg/ipc.makeCommand
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:623 +0xa7b

goroutine 26 [IO wait]:
runtime.gopark(0x4b9f25?, 0xc0009d5530?, 0x80?, 0x55?, 0x4b9f59?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc0009d5510 sp=0xc0009d54f0 pc=0x437ef6
runtime.netpollblock(0xc0008077d0?, 0x40472f?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc0009d5548 sp=0xc0009d5510 pc=0x431257
internal/poll.runtime_pollWait(0x7f7fd07bcc70, 0x72)
	/usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc0009d5568 sp=0xc0009d5548 pc=0x4619a9
internal/poll.(*pollDesc).wait(0xc0004e5320?, 0xc0008077d0?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc0009d5590 sp=0xc0009d5568 pc=0x4d2a92
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc0004e5320, {0xc0008077d0, 0xc, 0xc})
	/usr/local/go/src/internal/poll/fd_unix.go:167 +0x299 fp=0xc0009d5628 sp=0xc0009d5590 pc=0x4d3e79
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:31
os.(*File).Read(0xc0000a4100, {0xc0008077d0?, 0xc0009d56b8?, 0x40da47?})
	/usr/local/go/src/os/file.go:118 +0x5e fp=0xc0009d5680 sp=0xc0009d5628 pc=0x4ddf5e
io.ReadAtLeast({0xb7e500, 0xc0000a4100}, {0xc0008077d0, 0xc, 0xc}, 0xc)
	/usr/local/go/src/io/io.go:332 +0x9a fp=0xc0009d56c8 sp=0xc0009d5680 pc=0x4b011a
io.ReadFull(...)
	/usr/local/go/src/io/io.go:351
github.com/google/syzkaller/pkg/ipc.(*command).exec(0xc0002c6fc0, 0x7f7fcef6a000?, {0x0, 0x0, 0x0})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:786 +0x559 fp=0xc0009d5880 sp=0xc0009d56c8 pc=0x91d199
github.com/google/syzkaller/pkg/ipc.(*Env).Exec(0xc0002213b0, 0xc0009d59c8?, 0xc0008a4700)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:286 +0x24e fp=0xc0009d5960 sp=0xc0009d5880 pc=0x9191ae
main.(*Proc).executeRaw(0xc0006b20c0, 0xc0008f1a40?, 0xc085cb2e04?, 0x3)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:328 +0x1bc fp=0xc0009d5a78 sp=0xc0009d5960 pc=0x9283bc
main.(*Proc).triageInput(0xc0006b20c0, 0xc000357320)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:127 +0x47f fp=0xc0009d5e98 sp=0xc0009d5a78 pc=0x9264df
main.(*Proc).loop(0xc0006b20c0)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:74 +0x125 fp=0xc0009d5fc8 sp=0xc0009d5e98 pc=0x925d85
main.main.func2()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:310 +0x26 fp=0xc0009d5fe0 sp=0xc0009d5fc8 pc=0x922046
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0009d5fe8 sp=0xc0009d5fe0 pc=0x467621
created by main.main
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:310 +0x15e5

goroutine 27 [select]:
runtime.gopark(0xc000a9d8b8?, 0x2?, 0x0?, 0x7e?, 0xc000a9d85c?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000a9d6e0 sp=0xc000a9d6c0 pc=0x437ef6
runtime.selectgo(0xc000a9d8b8, 0xc000a9d858, 0x20?, 0x0, 0x418760?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x7be fp=0xc000a9d820 sp=0xc000a9d6e0 pc=0x447f1e
github.com/google/syzkaller/pkg/ipc.(*command).handshake(0xc0000ee380)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:717 +0x1f0 fp=0xc000a9d8e8 sp=0xc000a9d820 pc=0x91c830
github.com/google/syzkaller/pkg/ipc.makeCommand(0x2, {0xc000238120, 0x2, 0x2}, 0xc000079320, 0xc000012388, 0xc000012418, {0x7f7fccb6a000, 0x1000000, 0x1000000}, ...)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:665 +0xcc5 fp=0xc000a9db60 sp=0xc000a9d8e8 pc=0x91be85
github.com/google/syzkaller/pkg/ipc.(*Env).Exec(0xc000221440, 0xac5211?, 0xc000901940)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:281 +0x1dc fp=0xc000a9dc40 sp=0xc000a9db60 pc=0x91913c
main.(*Proc).executeRaw(0xc0006b2100, 0xc0005196e0?, 0xc0004e4480?, 0x2)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:328 +0x1bc fp=0xc000a9dd58 sp=0xc000a9dc40 pc=0x9283bc
main.(*Proc).execute(0xc0006b2100, 0xc000934300?, 0x0?, 0x0?, 0x0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:255 +0x49 fp=0xc000a9de98 sp=0xc000a9dd58 pc=0x927b29
main.(*Proc).loop(0xc0006b2100)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:76 +0xc6 fp=0xc000a9dfc8 sp=0xc000a9de98 pc=0x925d26
main.main.func2()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:310 +0x26 fp=0xc000a9dfe0 sp=0xc000a9dfc8 pc=0x922046
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000a9dfe8 sp=0xc000a9dfe0 pc=0x467621
created by main.main
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:310 +0x15e5

goroutine 1904 [select]:
runtime.gopark(0xc000053fb0?, 0x2?, 0x60?, 0x3e?, 0xc000053f8c?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000053e18 sp=0xc000053df8 pc=0x437ef6
runtime.selectgo(0xc000053fb0, 0xc000053f88, 0xc000c9ffd0?, 0x0, 0x4?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x7be fp=0xc000053f58 sp=0xc000053e18 pc=0x447f1e
github.com/google/syzkaller/pkg/ipc.(*command).exec.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:771 +0x7d fp=0xc000053fe0 sp=0xc000053f58 pc=0x91d89d
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000053fe8 sp=0xc000053fe0 pc=0x467621
created by github.com/google/syzkaller/pkg/ipc.(*command).exec
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:769 +0x25b

goroutine 31 [sync.Cond.Wait]:
runtime.gopark(0xc000400180?, 0x0?, 0x0?, 0x0?, 0x30?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc0003118b8 sp=0xc000311898 pc=0x437ef6
runtime.goparkunlock(...)
	/usr/local/go/src/runtime/proc.go:387
sync.runtime_notifyListWait(0xc000173890, 0x1af)
	/usr/local/go/src/runtime/sema.go:527 +0x14c fp=0xc000311900 sp=0xc0003118b8 pc=0x46370c
sync.(*Cond).Wait(0x4e75fc?)
	/usr/local/go/src/sync/cond.go:70 +0x8c fp=0xc000311938 sp=0xc000311900 pc=0x47ffec
github.com/google/syzkaller/pkg/ipc.(*Gate).Enter(0xc0001738c0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/gate.go:34 +0x3f fp=0xc000311960 sp=0xc000311938 pc=0x91809f
main.(*Proc).executeRaw(0xc0006b31c0, 0xabda49?, 0xc000311c88?, 0x3)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:322 +0x88 fp=0xc000311a78 sp=0xc000311960 pc=0x928288
main.(*Proc).triageInput(0xc0006b31c0, 0xc000a7e900)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:127 +0x47f fp=0xc000311e98 sp=0xc000311a78 pc=0x9264df
main.(*Proc).loop(0xc0006b31c0)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:74 +0x125 fp=0xc000311fc8 sp=0xc000311e98 pc=0x925d85
main.main.func2()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:310 +0x26 fp=0xc000311fe0 sp=0xc000311fc8 pc=0x922046
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000311fe8 sp=0xc000311fe0 pc=0x467621
created by main.main
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:310 +0x15e5

goroutine 12 [IO wait]:
runtime.gopark(0x4b9f25?, 0xc000315530?, 0x80?, 0x55?, 0x4b9f59?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000315510 sp=0xc0003154f0 pc=0x437ef6
runtime.netpollblock(0xc000807710?, 0x40472f?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc000315548 sp=0xc000315510 pc=0x431257
internal/poll.runtime_pollWait(0x7f7fd07bce50, 0x72)
	/usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc000315568 sp=0xc000315548 pc=0x4619a9
internal/poll.(*pollDesc).wait(0xc000356f00?, 0xc000807710?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc000315590 sp=0xc000315568 pc=0x4d2a92
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc000356f00, {0xc000807710, 0xc, 0xc})
	/usr/local/go/src/internal/poll/fd_unix.go:167 +0x299 fp=0xc000315628 sp=0xc000315590 pc=0x4d3e79
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:31
os.(*File).Read(0xc0000a4090, {0xc000807710?, 0xc0003156b8?, 0x40da47?})
	/usr/local/go/src/os/file.go:118 +0x5e fp=0xc000315680 sp=0xc000315628 pc=0x4ddf5e
io.ReadAtLeast({0xb7e500, 0xc0000a4090}, {0xc000807710, 0xc, 0xc}, 0xc)
	/usr/local/go/src/io/io.go:332 +0x9a fp=0xc0003156c8 sp=0xc000315680 pc=0x4b011a
io.ReadFull(...)
	/usr/local/go/src/io/io.go:351
github.com/google/syzkaller/pkg/ipc.(*command).exec(0xc0000ee2a0, 0x7f7fcb36a000?, {0x0, 0x0, 0x0})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:786 +0x559 fp=0xc000315880 sp=0xc0003156c8 pc=0x91d199
github.com/google/syzkaller/pkg/ipc.(*Env).Exec(0xc000424090, 0xc0003159c8?, 0xc000748bc0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:286 +0x24e fp=0xc000315960 sp=0xc000315880 pc=0x9191ae
main.(*Proc).executeRaw(0xc0008087c0, 0xc000c42870?, 0xc0853e8eb8?, 0x3)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:328 +0x1bc fp=0xc000315a78 sp=0xc000315960 pc=0x9283bc
main.(*Proc).triageInput(0xc0008087c0, 0xc0005114a0)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:127 +0x47f fp=0xc000315e98 sp=0xc000315a78 pc=0x9264df
main.(*Proc).loop(0xc0008087c0)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:74 +0x125 fp=0xc000315fc8 sp=0xc000315e98 pc=0x925d85
main.main.func2()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:310 +0x26 fp=0xc000315fe0 sp=0xc000315fc8 pc=0x922046
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000315fe8 sp=0xc000315fe0 pc=0x467621
created by main.main
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:310 +0x15e5

goroutine 1878 [IO wait]:
runtime.gopark(0x4b9f25?, 0xc000054e08?, 0x58?, 0x4e?, 0x4b9f59?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000054de8 sp=0xc000054dc8 pc=0x437ef6
runtime.netpollblock(0xc0009aa000?, 0x40472f?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc000054e20 sp=0xc000054de8 pc=0x431257
internal/poll.runtime_pollWait(0x7f7fd07bcb80, 0x72)
	/usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc000054e40 sp=0xc000054e20 pc=0x4619a9
internal/poll.(*pollDesc).wait(0xc0004e4f60?, 0xc0009aa000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc000054e68 sp=0xc000054e40 pc=0x4d2a92
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc0004e4f60, {0xc0009aa000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:167 +0x299 fp=0xc000054f00 sp=0xc000054e68 pc=0x4d3e79
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:31
os.(*File).Read(0xc0000a40a8, {0xc0009aa000?, 0xc000a4630c?, 0x0?})
	/usr/local/go/src/os/file.go:118 +0x5e fp=0xc000054f58 sp=0xc000054f00 pc=0x4ddf5e
github.com/google/syzkaller/pkg/ipc.makeCommand.func2(0xc0002c6fc0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:629 +0x8a fp=0xc000054fc8 sp=0xc000054f58 pc=0x91c26a
github.com/google/syzkaller/pkg/ipc.makeCommand.func7()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:644 +0x2a fp=0xc000054fe0 sp=0xc000054fc8 pc=0x91c1aa
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000054fe8 sp=0xc000054fe0 pc=0x467621
created by github.com/google/syzkaller/pkg/ipc.makeCommand
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:623 +0xa7b

goroutine 1915 [syscall]:
syscall.Syscall6(0x1e1, 0x1, 0x244c, 0xc000a5066c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x5 fp=0xc000a50618 sp=0xc000a50610 pc=0x4b9f85
os.wait6(0xc000044000?, 0xc000a50718?, 0x405ccc?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4d fp=0xc000a50688 sp=0xc000a50618 pc=0x4e3fed
os.(*Process).blockUntilWaitable(0xc0006b0870)
	/usr/local/go/src/os/wait_wait6.go:20 +0x36 fp=0xc000a506b8 sp=0xc000a50688 pc=0x4e4076
os.(*Process).wait(0xc0006b0870)
	/usr/local/go/src/os/exec_unix.go:22 +0x28 fp=0xc000a50718 sp=0xc000a506b8 pc=0x4dd7a8
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:132
os/exec.(*Cmd).Wait(0xc000538420)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc000a50780 sp=0xc000a50718 pc=0x51e685
github.com/google/syzkaller/pkg/ipc.makeCommand.func3(0xc0002c6e70)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:652 +0x32 fp=0xc000a507c8 sp=0xc000a50780 pc=0x91c0f2
github.com/google/syzkaller/pkg/ipc.makeCommand.func8()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:657 +0x2a fp=0xc000a507e0 sp=0xc000a507c8 pc=0x91c08a
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000a507e8 sp=0xc000a507e0 pc=0x467621
created by github.com/google/syzkaller/pkg/ipc.makeCommand
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:651 +0xc7c

goroutine 1868 [syscall]:
syscall.Syscall6(0x1e1, 0x1, 0x1544, 0xc000303e6c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x5 fp=0xc000303e18 sp=0xc000303e10 pc=0x4b9f85
os.wait6(0xc0003cf520?, 0xc000303f18?, 0x405d85?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4d fp=0xc000303e88 sp=0xc000303e18 pc=0x4e3fed
os.(*Process).blockUntilWaitable(0xc0006b0300)
	/usr/local/go/src/os/wait_wait6.go:20 +0x36 fp=0xc000303eb8 sp=0xc000303e88 pc=0x4e4076
os.(*Process).wait(0xc0006b0300)
	/usr/local/go/src/os/exec_unix.go:22 +0x28 fp=0xc000303f18 sp=0xc000303eb8 pc=0x4dd7a8
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:132
os/exec.(*Cmd).Wait(0xc000538160)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc000303f80 sp=0xc000303f18 pc=0x51e685
github.com/google/syzkaller/pkg/ipc.makeCommand.func3(0xc0002c6fc0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:652 +0x32 fp=0xc000303fc8 sp=0xc000303f80 pc=0x91c0f2
github.com/google/syzkaller/pkg/ipc.makeCommand.func8()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:657 +0x2a fp=0xc000303fe0 sp=0xc000303fc8 pc=0x91c08a
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000303fe8 sp=0xc000303fe0 pc=0x467621
created by github.com/google/syzkaller/pkg/ipc.makeCommand
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:651 +0xc7c

goroutine 1917 [select]:
runtime.gopark(0xc000a52fb0?, 0x2?, 0x60?, 0x2e?, 0xc000a52f8c?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000a52e18 sp=0xc000a52df8 pc=0x437ef6
runtime.selectgo(0xc000a52fb0, 0xc000a52f88, 0xc00093bcfc?, 0x0, 0x4?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x7be fp=0xc000a52f58 sp=0xc000a52e18 pc=0x447f1e
github.com/google/syzkaller/pkg/ipc.(*command).exec.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:771 +0x7d fp=0xc000a52fe0 sp=0xc000a52f58 pc=0x91d89d
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000a52fe8 sp=0xc000a52fe0 pc=0x467621
created by github.com/google/syzkaller/pkg/ipc.(*command).exec
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:769 +0x25b

goroutine 1913 [runnable]:
runtime.gopark(0x4b9f25?, 0xc000a535c0?, 0x10?, 0x36?, 0x4b9f59?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000a535a0 sp=0xc000a53580 pc=0x437ef6
runtime.netpollblock(0xc00093bcec?, 0x40472f?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc000a535d8 sp=0xc000a535a0 pc=0x431257
internal/poll.runtime_pollWait(0x7f7fd07bd210, 0x72)
	/usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc000a535f8 sp=0xc000a535d8 pc=0x4619a9
internal/poll.(*pollDesc).wait(0xc000357b00?, 0xc00093bcec?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc000a53620 sp=0xc000a535f8 pc=0x4d2a92
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc000357b00, {0xc00093bcec, 0x4, 0x4})
	/usr/local/go/src/internal/poll/fd_unix.go:167 +0x299 fp=0xc000a536b8 sp=0xc000a53620 pc=0x4d3e79
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:31
os.(*File).Read(0xc0000a5358, {0xc00093bcec?, 0xc000a53748?, 0x40da47?})
	/usr/local/go/src/os/file.go:118 +0x5e fp=0xc000a53710 sp=0xc000a536b8 pc=0x4ddf5e
io.ReadAtLeast({0xb7e500, 0xc0000a5358}, {0xc00093bcec, 0x4, 0x4}, 0x4)
	/usr/local/go/src/io/io.go:332 +0x9a fp=0xc000a53758 sp=0xc000a53710 pc=0x4b011a
io.ReadFull(...)
	/usr/local/go/src/io/io.go:351
github.com/google/syzkaller/pkg/ipc.(*command).handshake.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:705 +0x65 fp=0xc000a537e0 sp=0xc000a53758 pc=0x91c985
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000a537e8 sp=0xc000a537e0 pc=0x467621
created by github.com/google/syzkaller/pkg/ipc.(*command).handshake
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:702 +0x16a

goroutine 1905 [IO wait]:
runtime.gopark(0x4b9f25?, 0xc00032fe08?, 0x58?, 0xfe?, 0x4b9f59?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc00032fde8 sp=0xc00032fdc8 pc=0x437ef6
runtime.netpollblock(0xc0006fe000?, 0x40472f?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc00032fe20 sp=0xc00032fde8 pc=0x431257
internal/poll.runtime_pollWait(0x7f7fd07bd030, 0x72)
	/usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc00032fe40 sp=0xc00032fe20 pc=0x4619a9
internal/poll.(*pollDesc).wait(0xc000356de0?, 0xc0006fe000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc00032fe68 sp=0xc00032fe40 pc=0x4d2a92
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc000356de0, {0xc0006fe000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:167 +0x299 fp=0xc00032ff00 sp=0xc00032fe68 pc=0x4d3e79
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:31
os.(*File).Read(0xc0000a4070, {0xc0006fe000?, 0x4c58b7?, 0x0?})
	/usr/local/go/src/os/file.go:118 +0x5e fp=0xc00032ff58 sp=0xc00032ff00 pc=0x4ddf5e
github.com/google/syzkaller/pkg/ipc.makeCommand.func2(0xc0000ee2a0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:629 +0x8a fp=0xc00032ffc8 sp=0xc00032ff58 pc=0x91c26a
github.com/google/syzkaller/pkg/ipc.makeCommand.func7()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:644 +0x2a fp=0xc00032ffe0 sp=0xc00032ffc8 pc=0x91c1aa
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc00032ffe8 sp=0xc00032ffe0 pc=0x467621
created by github.com/google/syzkaller/pkg/ipc.makeCommand
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:623 +0xa7b

goroutine 1903 [IO wait]:
runtime.gopark(0x4b9f25?, 0xc00032ee08?, 0x58?, 0xee?, 0x4b9f59?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc00032ede8 sp=0xc00032edc8 pc=0x437ef6
runtime.netpollblock(0xc0009da000?, 0x40472f?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc00032ee20 sp=0xc00032ede8 pc=0x431257
internal/poll.runtime_pollWait(0x7f7fd07bcf40, 0x72)
	/usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc00032ee40 sp=0xc00032ee20 pc=0x4619a9
internal/poll.(*pollDesc).wait(0xc000934d80?, 0xc0009da000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc00032ee68 sp=0xc00032ee40 pc=0x4d2a92
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc000934d80, {0xc0009da000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:167 +0x299 fp=0xc00032ef00 sp=0xc00032ee68 pc=0x4d3e79
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:31
os.(*File).Read(0xc0000128e8, {0xc0009da000?, 0x4c58b7?, 0x0?})
	/usr/local/go/src/os/file.go:118 +0x5e fp=0xc00032ef58 sp=0xc00032ef00 pc=0x4ddf5e
github.com/google/syzkaller/pkg/ipc.makeCommand.func2(0xc0002c6e70)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:629 +0x8a fp=0xc00032efc8 sp=0xc00032ef58 pc=0x91c26a
github.com/google/syzkaller/pkg/ipc.makeCommand.func7()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:644 +0x2a fp=0xc00032efe0 sp=0xc00032efc8 pc=0x91c1aa
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc00032efe8 sp=0xc00032efe0 pc=0x467621
created by github.com/google/syzkaller/pkg/ipc.makeCommand
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:623 +0xa7b

goroutine 1894 [syscall]:
syscall.Syscall6(0x1e1, 0x1, 0x1699, 0xc00032ce6c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x5 fp=0xc00032ce18 sp=0xc00032ce10 pc=0x4b9f85
os.wait6(0xc0003cf520?, 0xc00032cf18?, 0x405d85?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4d fp=0xc00032ce88 sp=0xc00032ce18 pc=0x4e3fed
os.(*Process).blockUntilWaitable(0xc00003ce10)
	/usr/local/go/src/os/wait_wait6.go:20 +0x36 fp=0xc00032ceb8 sp=0xc00032ce88 pc=0x4e4076
os.(*Process).wait(0xc00003ce10)
	/usr/local/go/src/os/exec_unix.go:22 +0x28 fp=0xc00032cf18 sp=0xc00032ceb8 pc=0x4dd7a8
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:132
os/exec.(*Cmd).Wait(0xc00007e420)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc00032cf80 sp=0xc00032cf18 pc=0x51e685
github.com/google/syzkaller/pkg/ipc.makeCommand.func3(0xc0000ee460)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:652 +0x32 fp=0xc00032cfc8 sp=0xc00032cf80 pc=0x91c0f2
github.com/google/syzkaller/pkg/ipc.makeCommand.func8()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:657 +0x2a fp=0xc00032cfe0 sp=0xc00032cfc8 pc=0x91c08a
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc00032cfe8 sp=0xc00032cfe0 pc=0x467621
created by github.com/google/syzkaller/pkg/ipc.makeCommand
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:651 +0xc7c

goroutine 1906 [syscall]:
syscall.Syscall6(0x1e1, 0x1, 0x1a59, 0xc00032ae6c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x5 fp=0xc00032ae18 sp=0xc00032ae10 pc=0x4b9f85
os.wait6(0xc00018c000?, 0xc00032af18?, 0x405d85?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4d fp=0xc00032ae88 sp=0xc00032ae18 pc=0x4e3fed
os.(*Process).blockUntilWaitable(0xc0006b0180)
	/usr/local/go/src/os/wait_wait6.go:20 +0x36 fp=0xc00032aeb8 sp=0xc00032ae88 pc=0x4e4076
os.(*Process).wait(0xc0006b0180)
	/usr/local/go/src/os/exec_unix.go:22 +0x28 fp=0xc00032af18 sp=0xc00032aeb8 pc=0x4dd7a8
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:132
os/exec.(*Cmd).Wait(0xc00007e000)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc00032af80 sp=0xc00032af18 pc=0x51e685
github.com/google/syzkaller/pkg/ipc.makeCommand.func3(0xc0000ee2a0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:652 +0x32 fp=0xc00032afc8 sp=0xc00032af80 pc=0x91c0f2
github.com/google/syzkaller/pkg/ipc.makeCommand.func8()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:657 +0x2a fp=0xc00032afe0 sp=0xc00032afc8 pc=0x91c08a
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc00032afe8 sp=0xc00032afe0 pc=0x467621
created by github.com/google/syzkaller/pkg/ipc.makeCommand
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:651 +0xc7c

goroutine 1892 [IO wait]:
runtime.gopark(0x4b9f25?, 0xc00032b608?, 0x58?, 0xb6?, 0x4b9f59?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc00032b5e8 sp=0xc00032b5c8 pc=0x437ef6
runtime.netpollblock(0xc000626000?, 0x40472f?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc00032b620 sp=0xc00032b5e8 pc=0x431257
internal/poll.runtime_pollWait(0x7f7fd096c2f8, 0x72)
	/usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc00032b640 sp=0xc00032b620 pc=0x4619a9
internal/poll.(*pollDesc).wait(0xc0008d3f80?, 0xc000626000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc00032b668 sp=0xc00032b640 pc=0x4d2a92
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc0008d3f80, {0xc000626000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:167 +0x299 fp=0xc00032b700 sp=0xc00032b668 pc=0x4d3e79
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:31
os.(*File).Read(0xc000013368, {0xc000626000?, 0x4c58b7?, 0x0?})
	/usr/local/go/src/os/file.go:118 +0x5e fp=0xc00032b758 sp=0xc00032b700 pc=0x4ddf5e
github.com/google/syzkaller/pkg/ipc.makeCommand.func2(0xc0000ee460)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:629 +0x8a fp=0xc00032b7c8 sp=0xc00032b758 pc=0x91c26a
github.com/google/syzkaller/pkg/ipc.makeCommand.func7()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:644 +0x2a fp=0xc00032b7e0 sp=0xc00032b7c8 pc=0x91c1aa
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc00032b7e8 sp=0xc00032b7e0 pc=0x467621
created by github.com/google/syzkaller/pkg/ipc.makeCommand
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:623 +0xa7b

goroutine 1912 [syscall]:
syscall.Syscall6(0x1e1, 0x1, 0x224a, 0xc00030466c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x5 fp=0xc000304618 sp=0xc000304610 pc=0x4b9f85
os.wait6(0xc000044000?, 0xc000304718?, 0x405ccc?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4d fp=0xc000304688 sp=0xc000304618 pc=0x4e3fed
os.(*Process).blockUntilWaitable(0xc0006b0840)
	/usr/local/go/src/os/wait_wait6.go:20 +0x36 fp=0xc0003046b8 sp=0xc000304688 pc=0x4e4076
os.(*Process).wait(0xc0006b0840)
	/usr/local/go/src/os/exec_unix.go:22 +0x28 fp=0xc000304718 sp=0xc0003046b8 pc=0x4dd7a8
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:132
os/exec.(*Cmd).Wait(0xc00007e160)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc000304780 sp=0xc000304718 pc=0x51e685
github.com/google/syzkaller/pkg/ipc.makeCommand.func3(0xc0000ee380)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:652 +0x32 fp=0xc0003047c8 sp=0xc000304780 pc=0x91c0f2
github.com/google/syzkaller/pkg/ipc.makeCommand.func8()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:657 +0x2a fp=0xc0003047e0 sp=0xc0003047c8 pc=0x91c08a
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0003047e8 sp=0xc0003047e0 pc=0x467621
created by github.com/google/syzkaller/pkg/ipc.makeCommand
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:651 +0xc7c

goroutine 1872 [IO wait]:
runtime.gopark(0x4b9f25?, 0xc000305608?, 0x58?, 0x56?, 0x4b9f59?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc0003055e8 sp=0xc0003055c8 pc=0x437ef6
runtime.netpollblock(0xc000cc0000?, 0x40472f?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc000305620 sp=0xc0003055e8 pc=0x431257
internal/poll.runtime_pollWait(0x7f7fd096c898, 0x72)
	/usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc000305640 sp=0xc000305620 pc=0x4619a9
internal/poll.(*pollDesc).wait(0xc000935920?, 0xc000cc0000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc000305668 sp=0xc000305640 pc=0x4d2a92
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc000935920, {0xc000cc0000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:167 +0x299 fp=0xc000305700 sp=0xc000305668 pc=0x4d3e79
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:31
os.(*File).Read(0xc0000a4278, {0xc000cc0000?, 0x4c58b7?, 0xc0003057b8?})
	/usr/local/go/src/os/file.go:118 +0x5e fp=0xc000305758 sp=0xc000305700 pc=0x4ddf5e
github.com/google/syzkaller/pkg/ipc.makeCommand.func2(0xc0002c7030)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:629 +0x8a fp=0xc0003057c8 sp=0xc000305758 pc=0x91c26a
github.com/google/syzkaller/pkg/ipc.makeCommand.func7()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:644 +0x2a fp=0xc0003057e0 sp=0xc0003057c8 pc=0x91c1aa
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0003057e8 sp=0xc0003057e0 pc=0x467621
created by github.com/google/syzkaller/pkg/ipc.makeCommand
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:623 +0xa7b