fatal error: fault
[signal SIGSEGV: segmentation violation code=0x1 addr=0x7f7faf6f6000 pc=0x73e7ed]

goroutine 26 [running]:
runtime.throw({0xb8bc55?, 0x74c6d5?})
	/usr/local/go/src/runtime/panic.go:1077 +0x5c fp=0xc000c38858 sp=0xc000c38828 pc=0x4398dc
runtime.sigpanic()
	/usr/local/go/src/runtime/signal_unix.go:875 +0x285 fp=0xc000c388b8 sp=0xc000c38858 pc=0x450645
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(0xc0012165f0?, 0xa54940?, 0xc000010030?, 0xcb1b58?, 0xc000010030?, 0xc000c38938?, 0x74bd69?)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/encodingexec.go:314 +0xad fp=0xc000c388d8 sp=0xc000c388b8 pc=0x73e7ed
github.com/google/syzkaller/prog.(*execContext).writeArg(0xc000c39ac0, {0xcaa8e8?, 0xc0013a7eb0?})
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/encodingexec.go:263 +0x18b fp=0xc000c389d8 sp=0xc000c388d8 pc=0x73dc2b
github.com/google/syzkaller/prog.(*execContext).serializeCall.(*execContext).writeCopyin.func1({0xcaa8e8, 0xc0013a7eb0}, 0xc0016eb440)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/encodingexec.go:172 +0x1a8 fp=0xc000c38a28 sp=0xc000c389d8 pc=0x73caa8
github.com/google/syzkaller/prog.foreachArgImpl({0xcaa8e8?, 0xc0013a7eb0?}, 0xc0016eb440, 0xc000c39a40)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:134 +0x128 fp=0xc000c38bb0 sp=0xc000c38a28 pc=0x72af08
github.com/google/syzkaller/prog.foreachArgImpl({0xcaa9e8?, 0xc000ef4060?}, 0xc0016eb440, 0xc000c39a40)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:151 +0x3ae fp=0xc000c38d38 sp=0xc000c38bb0 pc=0x72b18e
github.com/google/syzkaller/prog.foreachArgImpl({0xcaa9e8?, 0xc001877fc0?}, 0xc0016eb440, 0xc000c39a40)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:151 +0x3ae fp=0xc000c38ec0 sp=0xc000c38d38 pc=0x72b18e
github.com/google/syzkaller/prog.foreachArgImpl({0xcaa9e8?, 0xc001876fa0?}, 0xc0016eb440, 0xc000c39a40)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:151 +0x3ae fp=0xc000c39048 sp=0xc000c38ec0 pc=0x72b18e
github.com/google/syzkaller/prog.foreachArgImpl({0xcaa9e8?, 0xc001876040?}, 0xc0016eb440, 0xc000c39a40)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:151 +0x3ae fp=0xc000c391d0 sp=0xc000c39048 pc=0x72b18e
github.com/google/syzkaller/prog.foreachArgImpl({0xcaa9e8?, 0xc0016b1ee0?}, 0xc0016eb440, 0xc000c39a40)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:151 +0x3ae fp=0xc000c39358 sp=0xc000c391d0 pc=0x72b18e
github.com/google/syzkaller/prog.foreachArgImpl({0xcaa9e8?, 0xc0016b1260?}, 0xc0016eb440, 0xc000c39a40)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:151 +0x3ae fp=0xc000c394e0 sp=0xc000c39358 pc=0x72b18e
github.com/google/syzkaller/prog.foreachArgImpl({0xcaa9e8?, 0xc0016b1120?}, 0xc0016eb440, 0xc000c39a40)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:151 +0x3ae fp=0xc000c39668 sp=0xc000c394e0 pc=0x72b18e
github.com/google/syzkaller/prog.foreachArgImpl({0xcaa9e8?, 0xc0016b0860?}, 0xc0016eb440, 0xc000c39a40)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:151 +0x3ae fp=0xc000c397f0 sp=0xc000c39668 pc=0x72b18e
github.com/google/syzkaller/prog.foreachArgImpl({0xcaa928?, 0xc0011f2930?}, 0xc0016eb440, 0xc000c39a40)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:170 +0x2cb fp=0xc000c39978 sp=0xc000c397f0 pc=0x72b0ab
github.com/google/syzkaller/prog.ForeachArg(0xc001544a00, 0xcaa928?)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:127 +0xde fp=0xc000c399d0 sp=0xc000c39978 pc=0x72ad7e
github.com/google/syzkaller/prog.(*execContext).writeCopyin(...)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/encodingexec.go:153
github.com/google/syzkaller/prog.(*execContext).serializeCall(0xc000c39ac0, 0xc001544a00)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/encodingexec.go:88 +0x54 fp=0xc000c39a60 sp=0xc000c399d0 pc=0x73c394
github.com/google/syzkaller/prog.(*Prog).SerializeForExec(0xc001627cc0, {0x7f7faf6ea000, 0x400000, 0x400000})
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/encodingexec.go:76 +0x159 fp=0xc000c39c68 sp=0xc000c39a60 pc=0x73c219
github.com/google/syzkaller/pkg/ipc.(*Env).Exec(0xc00137f320, 0x50?, 0xc001627cc0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:257 +0x4b fp=0xc000c39d40 sp=0xc000c39c68 pc=0x99316b
main.(*Proc).executeRaw(0xc0016ea1c0, 0xb?, 0xc?, 0x8)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:325 +0x157 fp=0xc000c39e50 sp=0xc000c39d40 pc=0xa01ef7
main.(*Proc).executeAndCollide(0xc0016ea1c0, 0xb98755?, 0xc0016ce6f0?, 0xc000c39f38?, 0xc0013aa0c0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:292 +0x65 fp=0xc000c39e98 sp=0xc000c39e50 pc=0xa01c25
main.(*Proc).loop(0xc0016ea1c0)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:97 +0x3c8 fp=0xc000c39fc8 sp=0xc000c39e98 pc=0x9ffc68
main.main.func3()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:333 +0x25 fp=0xc000c39fe0 sp=0xc000c39fc8 pc=0x9fbb45
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000c39fe8 sp=0xc000c39fe0 pc=0x46e6a1
created by main.main in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:333 +0x15c5

goroutine 1 [select]:
runtime.gopark(0xc000a6d9c0?, 0x2?, 0xa0?, 0xf2?, 0xc000a6d97c?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000a6d7d0 sp=0xc000a6d7b0 pc=0x43c72e
runtime.selectgo(0xc000a6d9c0, 0xc000a6d978, 0x128f0c0?, 0x0, 0xc0016eaec0?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc000a6d8f0 sp=0xc000a6d7d0 pc=0x44cb85
main.(*Fuzzer).pollLoop(0xc0003e8780)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:408 +0xf6 fp=0xc000a6d9f0 sp=0xc000a6d8f0 pc=0x9fc416
main.main()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:336 +0x1745 fp=0xc000a6df40 sp=0xc000a6d9f0 pc=0x9fbac5
runtime.main()
	/usr/local/go/src/runtime/proc.go:267 +0x2bb fp=0xc000a6dfe0 sp=0xc000a6df40 pc=0x43c2bb
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000a6dfe8 sp=0xc000a6dfe0 pc=0x46e6a1

goroutine 2 [force gc (idle), 14 minutes]:
runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000056fa8 sp=0xc000056f88 pc=0x43c72e
runtime.goparkunlock(...)
	/usr/local/go/src/runtime/proc.go:404
runtime.forcegchelper()
	/usr/local/go/src/runtime/proc.go:322 +0xb3 fp=0xc000056fe0 sp=0xc000056fa8 pc=0x43c593
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000056fe8 sp=0xc000056fe0 pc=0x46e6a1
created by runtime.init.6 in goroutine 1
	/usr/local/go/src/runtime/proc.go:310 +0x1a

goroutine 3 [GC sweep wait]:
runtime.gopark(0xbf0a01?, 0x128e8a0?, 0xc?, 0x14?, 0x1?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000057778 sp=0xc000057758 pc=0x43c72e
runtime.goparkunlock(...)
	/usr/local/go/src/runtime/proc.go:404
runtime.bgsweep(0x0?)
	/usr/local/go/src/runtime/mgcsweep.go:321 +0xdf fp=0xc0000577c8 sp=0xc000057778 pc=0x4277ff
runtime.gcenable.func1()
	/usr/local/go/src/runtime/mgc.go:200 +0x25 fp=0xc0000577e0 sp=0xc0000577c8 pc=0x41c8e5
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0000577e8 sp=0xc0000577e0 pc=0x46e6a1
created by runtime.gcenable in goroutine 1
	/usr/local/go/src/runtime/mgc.go:200 +0x66

goroutine 4 [GC scavenge wait]:
runtime.gopark(0xefd25d?, 0x92dcfa?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000057f70 sp=0xc000057f50 pc=0x43c72e
runtime.goparkunlock(...)
	/usr/local/go/src/runtime/proc.go:404
runtime.(*scavengerState).park(0x128f260)
	/usr/local/go/src/runtime/mgcscavenge.go:425 +0x49 fp=0xc000057fa0 sp=0xc000057f70 pc=0x425089
runtime.bgscavenge(0x0?)
	/usr/local/go/src/runtime/mgcscavenge.go:658 +0x59 fp=0xc000057fc8 sp=0xc000057fa0 pc=0x425639
runtime.gcenable.func2()
	/usr/local/go/src/runtime/mgc.go:201 +0x25 fp=0xc000057fe0 sp=0xc000057fc8 pc=0x41c885
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000057fe8 sp=0xc000057fe0 pc=0x46e6a1
created by runtime.gcenable in goroutine 1
	/usr/local/go/src/runtime/mgc.go:201 +0xa5

goroutine 17 [finalizer wait]:
runtime.gopark(0x0?, 0xbf06e0?, 0x0?, 0xe0?, 0x2000000020?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000056628 sp=0xc000056608 pc=0x43c72e
runtime.runfinq()
	/usr/local/go/src/runtime/mfinal.go:193 +0x107 fp=0xc0000567e0 sp=0xc000056628 pc=0x41b967
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0000567e8 sp=0xc0000567e0 pc=0x46e6a1
created by runtime.createfing in goroutine 1
	/usr/local/go/src/runtime/mfinal.go:163 +0x3d

goroutine 18 [select]:
runtime.gopark(0xc000052788?, 0x3?, 0x30?, 0xab?, 0xc000052772?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000052618 sp=0xc0000525f8 pc=0x43c72e
runtime.selectgo(0xc000052788, 0xc00005276c, 0xc000101380?, 0x0, 0x0?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc000052738 sp=0xc000052618 pc=0x44cb85
go.opencensus.io/stats/view.(*worker).start(0xc000101380)
	/syzkaller/gopath/src/github.com/google/syzkaller/vendor/go.opencensus.io/stats/view/worker.go:292 +0x9f fp=0xc0000527c8 sp=0xc000052738 pc=0x95f2df
go.opencensus.io/stats/view.init.0.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/vendor/go.opencensus.io/stats/view/worker.go:34 +0x25 fp=0xc0000527e0 sp=0xc0000527c8 pc=0x95e605
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0000527e8 sp=0xc0000527e0 pc=0x46e6a1
created by go.opencensus.io/stats/view.init.0 in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/vendor/go.opencensus.io/stats/view/worker.go:34 +0x8d

goroutine 19 [GC worker (idle)]:
runtime.gopark(0xbf0818?, 0xc000040020?, 0x1a?, 0x14?, 0x0?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000052f50 sp=0xc000052f30 pc=0x43c72e
runtime.gcBgMarkWorker()
	/usr/local/go/src/runtime/mgc.go:1293 +0xe5 fp=0xc000052fe0 sp=0xc000052f50 pc=0x41e465
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000052fe8 sp=0xc000052fe0 pc=0x46e6a1
created by runtime.gcBgMarkStartWorkers in goroutine 1
	/usr/local/go/src/runtime/mgc.go:1217 +0x1c

goroutine 20 [GC worker (idle)]:
runtime.gopark(0xdfb5a1e865?, 0x3?, 0x62?, 0x87?, 0x0?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000053750 sp=0xc000053730 pc=0x43c72e
runtime.gcBgMarkWorker()
	/usr/local/go/src/runtime/mgc.go:1293 +0xe5 fp=0xc0000537e0 sp=0xc000053750 pc=0x41e465
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0000537e8 sp=0xc0000537e0 pc=0x46e6a1
created by runtime.gcBgMarkStartWorkers in goroutine 1
	/usr/local/go/src/runtime/mgc.go:1217 +0x1c

goroutine 21 [chan receive, 14 minutes]:
runtime.gopark(0xc000058ee0?, 0x71a1e5?, 0x1?, 0x6f?, 0xc000058f58?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000058ec8 sp=0xc000058ea8 pc=0x43c72e
runtime.chanrecv(0xc0000b1ec0, 0x0, 0x1)
	/usr/local/go/src/runtime/chan.go:583 +0x3cd fp=0xc000058f40 sp=0xc000058ec8 pc=0x40948d
runtime.chanrecv1(0xc0000b1ec0?, 0xc000058fb0?)
	/usr/local/go/src/runtime/chan.go:442 +0x12 fp=0xc000058f68 sp=0xc000058f40 pc=0x4090b2
github.com/google/syzkaller/pkg/osutil.HandleInterrupts.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/osutil/osutil_unix.go:78 +0x85 fp=0xc000058fe0 sp=0xc000058f68 pc=0x71b405
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000058fe8 sp=0xc000058fe0 pc=0x46e6a1
created by github.com/google/syzkaller/pkg/osutil.HandleInterrupts in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/osutil/osutil_unix.go:75 +0x4f

goroutine 22 [chan receive, 14 minutes]:
runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000059700 sp=0xc0000596e0 pc=0x43c72e
runtime.chanrecv(0xc000092180, 0x0, 0x1)
	/usr/local/go/src/runtime/chan.go:583 +0x3cd fp=0xc000059778 sp=0xc000059700 pc=0x40948d
runtime.chanrecv1(0x0?, 0x0?)
	/usr/local/go/src/runtime/chan.go:442 +0x12 fp=0xc0000597a0 sp=0xc000059778 pc=0x4090b2
main.main.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:195 +0x19 fp=0xc0000597e0 sp=0xc0000597a0 pc=0x9fbb99
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0000597e8 sp=0xc0000597e0 pc=0x46e6a1
created by main.main in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:193 +0x487

goroutine 23 [IO wait, 14 minutes]:
runtime.gopark(0xc000531c10?, 0x40fff3?, 0x18?, 0x1c?, 0x4dcb5d?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000531ba8 sp=0xc000531b88 pc=0x43c72e
runtime.netpollblock(0x7f7fb132d7d0?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc000531be0 sp=0xc000531ba8 pc=0x435ad7
internal/poll.runtime_pollWait(0x7f7fb107ce28, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc000531c00 sp=0xc000531be0 pc=0x468e85
internal/poll.(*pollDesc).wait(0xc00047c000?, 0xc000531ce8?, 0x0)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc000531c28 sp=0xc000531c00 pc=0x4d5bc7
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Accept(0xc00047c000)
	/usr/local/go/src/internal/poll/fd_unix.go:611 +0x2ac fp=0xc000531cd0 sp=0xc000531c28 pc=0x4db0ac
net.(*netFD).accept(0xc00047c000)
	/usr/local/go/src/net/fd_unix.go:172 +0x29 fp=0xc000531d88 sp=0xc000531cd0 pc=0x5b79c9
net.(*TCPListener).accept(0xc000546000)
	/usr/local/go/src/net/tcpsock_posix.go:152 +0x1e fp=0xc000531db0 sp=0xc000531d88 pc=0x5ce2fe
net.(*TCPListener).Accept(0xc000546000)
	/usr/local/go/src/net/tcpsock.go:315 +0x30 fp=0xc000531de0 sp=0xc000531db0 pc=0x5cd4f0
net/http.(*onceCloseListener).Accept(0xcaa008?)
	<autogenerated>:1 +0x24 fp=0xc000531df8 sp=0xc000531de0 pc=0x6c5c64
net/http.(*Server).Serve(0xc0003561e0, {0xca9230, 0xc000546000})
	/usr/local/go/src/net/http/server.go:3056 +0x364 fp=0xc000531f28 sp=0xc000531df8 pc=0x6b7604
net/http.(*Server).ListenAndServe(0xc0003561e0)
	/usr/local/go/src/net/http/server.go:2985 +0x71 fp=0xc000531f58 sp=0xc000531f28 pc=0x6b7271
net/http.ListenAndServe(...)
	/usr/local/go/src/net/http/server.go:3239
main.main.func2()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:202 +0x9a fp=0xc000531fe0 sp=0xc000531f58 pc=0xa05bba
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000531fe8 sp=0xc000531fe0 pc=0x46e6a1
created by main.main in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:201 +0x493

goroutine 5 [select, 14 minutes, locked to thread]:
runtime.gopark(0xc000530fa8?, 0x2?, 0xc9?, 0xc9?, 0xc000530f94?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000530e30 sp=0xc000530e10 pc=0x43c72e
runtime.selectgo(0xc000530fa8, 0xc000530f90, 0x0?, 0x0, 0x0?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc000530f50 sp=0xc000530e30 pc=0x44cb85
runtime.ensureSigM.func1()
	/usr/local/go/src/runtime/signal_unix.go:1014 +0x192 fp=0xc000530fe0 sp=0xc000530f50 pc=0x4655b2
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000530fe8 sp=0xc000530fe0 pc=0x46e6a1
created by runtime.ensureSigM in goroutine 21
	/usr/local/go/src/runtime/signal_unix.go:997 +0xc8

goroutine 6 [syscall, 14 minutes]:
runtime.notetsleepg(0x0?, 0x0?)
	/usr/local/go/src/runtime/lock_sema.go:294 +0x29 fp=0xc000516fa0 sp=0xc000516f58 pc=0x40ea49
os/signal.signal_recv()
	/usr/local/go/src/runtime/sigqueue.go:152 +0x29 fp=0xc000516fc0 sp=0xc000516fa0 pc=0x46ae09
os/signal.loop()
	/usr/local/go/src/os/signal/signal_unix.go:23 +0x13 fp=0xc000516fe0 sp=0xc000516fc0 pc=0x71a513
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000516fe8 sp=0xc000516fe0 pc=0x46e6a1
created by os/signal.Notify.func1.1 in goroutine 21
	/usr/local/go/src/os/signal/signal.go:151 +0x1f

goroutine 25 [IO wait]:
runtime.gopark(0xc00055b970?, 0xc00055b970?, 0x9d?, 0xda?, 0xc00055b9c8?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc00055b958 sp=0xc00055b938 pc=0x43c72e
runtime.netpollblock(0xc0005b8000?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc00055b990 sp=0xc00055b958 pc=0x435ad7
internal/poll.runtime_pollWait(0x7f7fb107cf20, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc00055b9b0 sp=0xc00055b990 pc=0x468e85
internal/poll.(*pollDesc).wait(0xc000100100?, 0xc0005b8000?, 0x0)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc00055b9d8 sp=0xc00055b9b0 pc=0x4d5bc7
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc000100100, {0xc0005b8000, 0x1000, 0x1000})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc00055ba70 sp=0xc00055b9d8 pc=0x4d6eba
net.(*netFD).Read(0xc000100100, {0xc0005b8000?, 0x93be45?, 0xa5f120?})
	/usr/local/go/src/net/fd_posix.go:55 +0x25 fp=0xc00055bab8 sp=0xc00055ba70 pc=0x5b59a5
net.(*conn).Read(0xc000097f00, {0xc0005b8000?, 0xc00055bb58?, 0x4b3970?})
	/usr/local/go/src/net/net.go:179 +0x45 fp=0xc00055bb00 sp=0xc00055bab8 pc=0x5c62c5
net.(*TCPConn).Read(0x407628?, {0xc0005b8000?, 0xc00181a090?, 0x4077dd?})
	<autogenerated>:1 +0x25 fp=0xc00055bb30 sp=0xc00055bb00 pc=0x5d6a25
bufio.(*Reader).fill(0xc000644300)
	/usr/local/go/src/bufio/bufio.go:113 +0x103 fp=0xc00055bb68 sp=0xc00055bb30 pc=0x6512e3
bufio.(*Reader).ReadByte(0xc000644300)
	/usr/local/go/src/bufio/bufio.go:272 +0x27 fp=0xc00055bb88 sp=0xc00055bb68 pc=0x651a07
compress/flate.(*decompressor).moreBits(0xc000256000)
	/usr/local/go/src/compress/flate/inflate.go:697 +0x27 fp=0xc00055bbc0 sp=0xc00055bb88 pc=0x66ac87
compress/flate.(*decompressor).nextBlock(0xc000256000)
	/usr/local/go/src/compress/flate/inflate.go:304 +0x28 fp=0xc00055bbd8 sp=0xc00055bbc0 pc=0x669128
compress/flate.(*decompressor).Read(0xc000256000, {0xc0005bc000, 0x1000, 0xc00055bc78?})
	/usr/local/go/src/compress/flate/inflate.go:348 +0x5b fp=0xc00055bc08 sp=0xc00055bbd8 pc=0x66935b
github.com/google/syzkaller/pkg/rpctype.(*flateConn).Read(0xc0005ae100?, {0xc0005bc000?, 0xaf68e0?, 0xc00181a060?})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/rpctype/rpc.go:136 +0x22 fp=0xc00055bc38 sp=0xc00055bc08 pc=0x998542
bufio.(*Reader).Read(0xc000644360, {0xc000636fa0, 0x1, 0xc00055bd68?})
	/usr/local/go/src/bufio/bufio.go:244 +0x197 fp=0xc00055bc70 sp=0xc00055bc38 pc=0x651817
io.ReadAtLeast({0xca2bc0, 0xc000644360}, {0xc000636fa0, 0x1, 0x9}, 0x1)
	/usr/local/go/src/io/io.go:335 +0x90 fp=0xc00055bcb8 sp=0xc00055bc70 pc=0x4b3970
io.ReadFull(...)
	/usr/local/go/src/io/io.go:354
encoding/gob.decodeUintReader({0xca2bc0, 0xc000644360}, {0xc000636fa0, 0x9, 0x9})
	/usr/local/go/src/encoding/gob/decode.go:116 +0x51 fp=0xc00055bd10 sp=0xc00055bcb8 pc=0x93a2f1
encoding/gob.(*Decoder).recvMessage(0xc000100180)
	/usr/local/go/src/encoding/gob/decoder.go:82 +0x33 fp=0xc00055bd48 sp=0xc00055bd10 pc=0x9438d3
encoding/gob.(*Decoder).decodeTypeSequence(0xc000100180, 0x0)
	/usr/local/go/src/encoding/gob/decoder.go:148 +0x47 fp=0xc00055bd78 sp=0xc00055bd48 pc=0x943c47
encoding/gob.(*Decoder).DecodeValue(0xc000100180, {0xa48900?, 0xc0004e2030?, 0x28?})
	/usr/local/go/src/encoding/gob/decoder.go:227 +0x16e fp=0xc00055bdf8 sp=0xc00055bd78 pc=0x94408e
encoding/gob.(*Decoder).Decode(0xc000100180, {0xa48900?, 0xc0004e2030?})
	/usr/local/go/src/encoding/gob/decoder.go:204 +0x125 fp=0xc00055be50 sp=0xc00055bdf8 pc=0x943ec5
net/rpc.(*gobClientCodec).ReadResponseHeader(0xa9c4e0?, 0xa45340?)
	/usr/local/go/src/net/rpc/client.go:228 +0x25 fp=0xc00055be78 sp=0xc00055be50 pc=0x958a05
net/rpc.(*Client).input(0xc000644420)
	/usr/local/go/src/net/rpc/client.go:109 +0x9f fp=0xc00055bfc8 sp=0xc00055be78 pc=0x957c5f
net/rpc.NewClientWithCodec.func1()
	/usr/local/go/src/net/rpc/client.go:206 +0x25 fp=0xc00055bfe0 sp=0xc00055bfc8 pc=0x9588e5
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc00055bfe8 sp=0xc00055bfe0 pc=0x46e6a1
created by net/rpc.NewClientWithCodec in goroutine 1
	/usr/local/go/src/net/rpc/client.go:206 +0xb6

goroutine 9 [runnable]:
syscall.Syscall(0x3, 0x11, 0xc00177bc20, 0xc)
	/usr/local/go/src/syscall/asm_unix_amd64.s:19 +0x9 fp=0xc000a69938 sp=0xc000a69928 pc=0x4bda69
syscall.read(0xc000ef1140?, {0xc00177bc20?, 0xc000ef1201?, 0xc000a69b30?})
	/usr/local/go/src/syscall/zsyscall_netbsd_amd64.go:860 +0x45 fp=0xc000a69990 sp=0xc000a69938 pc=0x4bcba5
syscall.Read(...)
	/usr/local/go/src/syscall/syscall_unix.go:181
internal/poll.ignoringEINTRIO(...)
	/usr/local/go/src/internal/poll/fd_unix.go:736
internal/poll.(*FD).Read(0xc000ef1140, {0xc00177bc20, 0xc, 0xc})
	/usr/local/go/src/internal/poll/fd_unix.go:160 +0x2ae fp=0xc000a69a28 sp=0xc000a69990 pc=0x4d6eee
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc000096420, {0xc00177bc20?, 0xc000a69aa0?, 0x410345?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc000a69a68 sp=0xc000a69a28 pc=0x4e0c92
io.ReadAtLeast({0xca29a0, 0xc000096420}, {0xc00177bc20, 0xc, 0xc}, 0xc)
	/usr/local/go/src/io/io.go:335 +0x90 fp=0xc000a69ab0 sp=0xc000a69a68 pc=0x4b3970
io.ReadFull(...)
	/usr/local/go/src/io/io.go:354
github.com/google/syzkaller/pkg/ipc.(*command).exec(0xc0003a4a80, 0x7f7fb0aea000?, {0x0, 0x0, 0x0})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:786 +0x52a fp=0xc000a69c68 sp=0xc000a69ab0 pc=0x99716a
github.com/google/syzkaller/pkg/ipc.(*Env).Exec(0xc0010ce750, 0xba349b?, 0xc0011e8bc0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:286 +0x226 fp=0xc000a69d40 sp=0xc000a69c68 pc=0x993346
main.(*Proc).executeRaw(0xc0013aa100, 0xb?, 0xc?, 0x8)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:325 +0x157 fp=0xc000a69e50 sp=0xc000a69d40 pc=0xa01ef7
main.(*Proc).executeAndCollide(0xc0013aa100, 0xb98755?, 0xc00157a0f0?, 0xc000a69f38?, 0xc0013aa0c0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:292 +0x65 fp=0xc000a69e98 sp=0xc000a69e50 pc=0xa01c25
main.(*Proc).loop(0xc0013aa100)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:97 +0x3c8 fp=0xc000a69fc8 sp=0xc000a69e98 pc=0x9ffc68
main.main.func3()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:333 +0x25 fp=0xc000a69fe0 sp=0xc000a69fc8 pc=0x9fbb45
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000a69fe8 sp=0xc000a69fe0 pc=0x46e6a1
created by main.main in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:333 +0x15c5

goroutine 2283 [IO wait]:
runtime.gopark(0xc000054dd0?, 0xc000054dd0?, 0x9d?, 0xda?, 0xc000054e28?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000054db8 sp=0xc000054d98 pc=0x43c72e
runtime.netpollblock(0xc00177a338?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc000054df0 sp=0xc000054db8 pc=0x435ad7
internal/poll.runtime_pollWait(0x7f7fb0f68708, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc000054e10 sp=0xc000054df0 pc=0x468e85
internal/poll.(*pollDesc).wait(0xc00181a120?, 0xc00177a338?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc000054e38 sp=0xc000054e10 pc=0x4d5bc7
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc00181a120, {0xc00177a338, 0x4, 0x4})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc000054ed0 sp=0xc000054e38 pc=0x4d6eba
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc000548af8, {0xc00177a338?, 0xc000054f48?, 0x410345?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc000054f10 sp=0xc000054ed0 pc=0x4e0c92
io.ReadAtLeast({0xca29a0, 0xc000548af8}, {0xc00177a338, 0x4, 0x4}, 0x4)
	/usr/local/go/src/io/io.go:335 +0x90 fp=0xc000054f58 sp=0xc000054f10 pc=0x4b3970
io.ReadFull(...)
	/usr/local/go/src/io/io.go:354
github.com/google/syzkaller/pkg/ipc.(*command).handshake.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:705 +0x5e fp=0xc000054fe0 sp=0xc000054f58 pc=0x99699e
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000054fe8 sp=0xc000054fe0 pc=0x46e6a1
created by github.com/google/syzkaller/pkg/ipc.(*command).handshake in goroutine 33
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:702 +0x150

goroutine 13 [IO wait]:
runtime.gopark(0xc00111b928?, 0xc00111b928?, 0x9d?, 0xda?, 0xc00111b980?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000a6f910 sp=0xc000a6f8f0 pc=0x43c72e
runtime.netpollblock(0xc001578bd0?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc000a6f948 sp=0xc000a6f910 pc=0x435ad7
internal/poll.runtime_pollWait(0x7f7fb107c288, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc000a6f968 sp=0xc000a6f948 pc=0x468e85
internal/poll.(*pollDesc).wait(0xc001924720?, 0xc001578bd0?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc000a6f990 sp=0xc000a6f968 pc=0x4d5bc7
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc001924720, {0xc001578bd0, 0xc, 0xc})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc000a6fa28 sp=0xc000a6f990 pc=0x4d6eba
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc0005c0d00, {0xc001578bd0?, 0xc00111baa0?, 0x410345?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc000a6fa68 sp=0xc000a6fa28 pc=0x4e0c92
io.ReadAtLeast({0xca29a0, 0xc0005c0d00}, {0xc001578bd0, 0xc, 0xc}, 0xc)
	/usr/local/go/src/io/io.go:335 +0x90 fp=0xc000a6fab0 sp=0xc000a6fa68 pc=0x4b3970
io.ReadFull(...)
	/usr/local/go/src/io/io.go:354
github.com/google/syzkaller/pkg/ipc.(*command).exec(0xc0003a43f0, 0x1000000?, {0x0, 0x0, 0x0})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:786 +0x52a fp=0xc000a6fc68 sp=0xc000a6fab0 pc=0x99716a
github.com/google/syzkaller/pkg/ipc.(*Env).Exec(0xc00137f3b0, 0xbc389b?, 0xc0010db140)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:286 +0x226 fp=0xc000a6fd40 sp=0xc000a6fc68 pc=0x993346
main.(*Proc).executeRaw(0xc0013aa140, 0xb?, 0xc?, 0x8)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:325 +0x157 fp=0xc000a6fe50 sp=0xc000a6fd40 pc=0xa01ef7
main.(*Proc).executeAndCollide(0xc0013aa140, 0xb98755?, 0xc00157a150?, 0xc001113f38?, 0xc0013aa0c0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:292 +0x65 fp=0xc000a6fe98 sp=0xc000a6fe50 pc=0xa01c25
main.(*Proc).loop(0xc0013aa140)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:97 +0x3c8 fp=0xc000a6ffc8 sp=0xc000a6fe98 pc=0x9ffc68
main.main.func3()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:333 +0x25 fp=0xc000a6ffe0 sp=0xc000a6ffc8 pc=0x9fbb45
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000a6ffe8 sp=0xc000a6ffe0 pc=0x46e6a1
created by main.main in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:333 +0x15c5

goroutine 27 [select]:
runtime.gopark(0xc0005611d8?, 0x2?, 0x80?, 0x76?, 0xc00056117c?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000561020 sp=0xc000561000 pc=0x43c72e
runtime.selectgo(0xc0005611d8, 0xc000561178, 0x20?, 0x0, 0x41c460?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc000561140 sp=0xc000561020 pc=0x44cb85
github.com/google/syzkaller/pkg/ipc.(*command).handshake(0xc0003a44d0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:717 +0x1d6 fp=0xc000561208 sp=0xc000561140 pc=0x996876
github.com/google/syzkaller/pkg/ipc.makeCommand(0x3, {0xc000ee2860, 0x2, 0x2}, 0xc0006442a0, 0xc0005c0f28, 0xc000548b78, {0x7f7fabeea000, 0x1000000, 0x1000000}, ...)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:665 +0xc7c fp=0xc000561480 sp=0xc000561208 pc=0x995f3c
github.com/google/syzkaller/pkg/ipc.(*Env).Exec(0xc00137f440, 0xbc389b?, 0xc001023980)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:281 +0x1b6 fp=0xc000561558 sp=0xc000561480 pc=0x9932d6
main.(*Proc).executeRaw(0xc0016eaa80, 0xc00016ac00?, 0xc001925bc0?, 0x4)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:325 +0x157 fp=0xc000561668 sp=0xc000561558 pc=0xa01ef7
main.(*Proc).execute(0xc0016eaa80, 0x7f7ff7ebf5b8?, 0x40?, 0x0?, 0x0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:255 +0x3d fp=0xc0005617a8 sp=0xc000561668 pc=0xa016fd
main.(*Proc).triageInput.func1(0xc001023980?, 0x8)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:152 +0x97 fp=0xc0005618e8 sp=0xc0005617a8 pc=0xa00d77
github.com/google/syzkaller/prog.Minimize.func1(0xc001023980?, 0x6?)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/minimization.go:20 +0x5e fp=0xc000561920 sp=0xc0005618e8 pc=0x7415be
github.com/google/syzkaller/prog.removeCalls(0xc0005619c8?, 0x410cbe?, 0x80?, 0xc0015321b0)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/minimization.go:80 +0x88 fp=0xc000561968 sp=0xc000561920 pc=0x741688
github.com/google/syzkaller/prog.Minimize(0xc001563580, 0xb, 0x0, 0xc0015220e0)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/minimization.go:31 +0x134 fp=0xc000561a70 sp=0xc000561968 pc=0x7410b4
main.(*Proc).triageInput(0xc0016eaa80, 0xc001cc6480)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:149 +0x7b3 fp=0xc000561e98 sp=0xc000561a70 pc=0xa00453
main.(*Proc).loop(0xc0016eaa80)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:74 +0x118 fp=0xc000561fc8 sp=0xc000561e98 pc=0x9ff9b8
main.main.func3()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:333 +0x25 fp=0xc000561fe0 sp=0xc000561fc8 pc=0x9fbb45
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000561fe8 sp=0xc000561fe0 pc=0x46e6a1
created by main.main in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:333 +0x15c5

goroutine 2207 [IO wait]:
runtime.gopark(0xc000519618?, 0xc000519618?, 0x9d?, 0xda?, 0xc000519670?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000519600 sp=0xc0005195e0 pc=0x43c72e
runtime.netpollblock(0xc0018dc000?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc000519638 sp=0xc000519600 pc=0x435ad7
internal/poll.runtime_pollWait(0x7f7fb0f68be0, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc000519658 sp=0xc000519638 pc=0x468e85
internal/poll.(*pollDesc).wait(0xc000ef0fc0?, 0xc0018dc000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc000519680 sp=0xc000519658 pc=0x4d5bc7
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc000ef0fc0, {0xc0018dc000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc000519718 sp=0xc000519680 pc=0x4d6eba
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc000096408, {0xc0018dc000?, 0x4c8eaf?, 0xc0005197b8?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc000519758 sp=0xc000519718 pc=0x4e0c92
github.com/google/syzkaller/pkg/ipc.makeCommand.func2(0xc0003a4a80)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:629 +0x89 fp=0xc0005197c8 sp=0xc000519758 pc=0x9962c9
github.com/google/syzkaller/pkg/ipc.makeCommand.func7()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:644 +0x27 fp=0xc0005197e0 sp=0xc0005197c8 pc=0x996207
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0005197e8 sp=0xc0005197e0 pc=0x46e6a1
created by github.com/google/syzkaller/pkg/ipc.makeCommand in goroutine 9
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:623 +0xa25

goroutine 2270 [IO wait]:
runtime.gopark(0xc000058618?, 0xc000058618?, 0x9d?, 0xda?, 0xc000058670?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000058600 sp=0xc0000585e0 pc=0x43c72e
runtime.netpollblock(0xc001738000?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc000058638 sp=0xc000058600 pc=0x435ad7
internal/poll.runtime_pollWait(0x7f7fb107cd30, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc000058658 sp=0xc000058638 pc=0x468e85
internal/poll.(*pollDesc).wait(0xc001cc6000?, 0xc001738000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc000058680 sp=0xc000058658 pc=0x4d5bc7
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc001cc6000, {0xc001738000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc000058718 sp=0xc000058680 pc=0x4d6eba
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc0005c0478, {0xc001738000?, 0x4c8eaf?, 0xc0000587b8?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc000058758 sp=0xc000058718 pc=0x4e0c92
github.com/google/syzkaller/pkg/ipc.makeCommand.func2(0xc0003a44d0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:629 +0x89 fp=0xc0000587c8 sp=0xc000058758 pc=0x9962c9
github.com/google/syzkaller/pkg/ipc.makeCommand.func7()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:644 +0x27 fp=0xc0000587e0 sp=0xc0000587c8 pc=0x996207
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0000587e8 sp=0xc0000587e0 pc=0x46e6a1
created by github.com/google/syzkaller/pkg/ipc.makeCommand in goroutine 27
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:623 +0xa25

goroutine 33 [select]:
runtime.gopark(0xc000c34df8?, 0x2?, 0xe0?, 0xaa?, 0xc000c34d9c?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000c34c40 sp=0xc000c34c20 pc=0x43c72e
runtime.selectgo(0xc000c34df8, 0xc000c34d98, 0x20?, 0x0, 0x41c460?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc000c34d60 sp=0xc000c34c40 pc=0x44cb85
github.com/google/syzkaller/pkg/ipc.(*command).handshake(0xc000416000)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:717 +0x1d6 fp=0xc000c34e28 sp=0xc000c34d60 pc=0x996876
github.com/google/syzkaller/pkg/ipc.makeCommand(0x4, {0xc0017ec120, 0x2, 0x2}, 0xc0006442a0, 0xc000548c28, 0xc000548d28, {0x7f7faaaea000, 0x1000000, 0x1000000}, ...)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:665 +0xc7c fp=0xc000c350a0 sp=0xc000c34e28 pc=0x995f3c
github.com/google/syzkaller/pkg/ipc.(*Env).Exec(0xc0010ce7e0, 0xbc389b?, 0xc0011e8900)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:281 +0x1b6 fp=0xc000c35178 sp=0xc000c350a0 pc=0x9932d6
main.(*Proc).executeRaw(0xc0013aa180, 0x0?, 0x0?, 0x4)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:325 +0x157 fp=0xc000c35288 sp=0xc000c35178 pc=0xa01ef7
main.(*Proc).execute(0xc0013aa180, 0x7591a0?, 0xc0003ec1c0?, 0xc000c353a0?, 0xc001bad130?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:255 +0x3d fp=0xc000c353c8 sp=0xc000c35288 pc=0xa016fd
main.(*Proc).triageInput.func1(0xc0011e8900?, 0x6)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:152 +0x97 fp=0xc000c35508 sp=0xc000c353c8 pc=0xa00d77
github.com/google/syzkaller/prog.Minimize.func1(0xc0003ec1c0?, 0xc001bad130?)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/minimization.go:20 +0x5e fp=0xc000c35540 sp=0xc000c35508 pc=0x7415be
github.com/google/syzkaller/prog.(*PtrType).minimize(0xa987c0?, 0xc0015dfd80, {0xcaa928?, 0xc000e82b70}, {0xc0008a18f0, 0x13})
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/minimization.go:202 +0x1ff fp=0xc000c355b0 sp=0xc000c35540 pc=0x74211f
github.com/google/syzkaller/prog.(*minimizeArgsCtx).do(0xc0015dfd80, {0xcaa928, 0xc000e82b70}, {0xb906ca?, 0xc000c35650?}, {0xc001579a50, 0xb})
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/minimization.go:156 +0x117 fp=0xc000c35618 sp=0xc000c355b0 pc=0x741bb7
github.com/google/syzkaller/prog.(*StructType).minimize(0x1170ce0, 0xc0016f51d0?, {0xcaa9e8?, 0xc0011f89e0?}, {0xc001579a50, 0xb})
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/minimization.go:181 +0xde fp=0xc000c35680 sp=0xc000c35618 pc=0x741d9e
github.com/google/syzkaller/prog.(*minimizeArgsCtx).do(0xc0015dfd80, {0xcaa9e8, 0xc0011f89e0}, {0x0?, 0xc000908000?}, {0xc001579a30, 0xa})
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/minimization.go:156 +0x117 fp=0xc000c356e8 sp=0xc000c35680 pc=0x741bb7
github.com/google/syzkaller/prog.(*PtrType).minimize(0xa987c0?, 0xc0015dfd80, {0xcaa928?, 0xc000e82ae0}, {0xc001579a30, 0xa})
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/minimization.go:208 +0xd8 fp=0xc000c35758 sp=0xc000c356e8 pc=0x741ff8
github.com/google/syzkaller/prog.(*minimizeArgsCtx).do(0xc0015dfd80, {0xcaa928, 0xc000e82ae0}, {0xb8aa50?, 0xc000c357f8?}, {0xc001579a20, 0x6})
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/minimization.go:156 +0x117 fp=0xc000c357c0 sp=0xc000c35758 pc=0x741bb7
github.com/google/syzkaller/prog.(*StructType).minimize(0x1170c80, 0xc0016f51d0?, {0xcaa9e8?, 0xc0011f89c0?}, {0xc001579a20, 0x6})
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/minimization.go:181 +0xde fp=0xc000c35828 sp=0xc000c357c0 pc=0x741d9e
github.com/google/syzkaller/prog.(*minimizeArgsCtx).do(0xc0015dfd80, {0xcaa9e8, 0xc0011f89c0}, {0x0?, 0xc000908000?}, {0xc001579a12, 0x5})
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/minimization.go:156 +0x117 fp=0xc000c35890 sp=0xc000c35828 pc=0x741bb7
github.com/google/syzkaller/prog.(*PtrType).minimize(0xa987c0?, 0xc0015dfd80, {0xcaa928?, 0xc000e82a80}, {0xc001579a12, 0x5})
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/minimization.go:208 +0xd8 fp=0xc000c35900 sp=0xc000c35890 pc=0x741ff8
github.com/google/syzkaller/prog.(*minimizeArgsCtx).do(0xc0015dfd80, {0xcaa928, 0xc000e82a80}, {0xb8b422?, 0x4?}, {0x0, 0x0})
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/minimization.go:156 +0x117 fp=0xc000c35968 sp=0xc000c35900 pc=0x741bb7
github.com/google/syzkaller/prog.Minimize(0xc0011f1440, 0x14, 0x0, 0xc00150e940)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/minimization.go:53 +0x57f fp=0xc000c35a70 sp=0xc000c35968 pc=0x7414ff
main.(*Proc).triageInput(0xc0013aa180, 0xc001218a80)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:149 +0x7b3 fp=0xc000c35e98 sp=0xc000c35a70 pc=0xa00453
main.(*Proc).loop(0xc0013aa180)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:74 +0x118 fp=0xc000c35fc8 sp=0xc000c35e98 pc=0x9ff9b8
main.main.func3()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:333 +0x25 fp=0xc000c35fe0 sp=0xc000c35fc8 pc=0x9fbb45
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000c35fe8 sp=0xc000c35fe0 pc=0x46e6a1
created by main.main in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:333 +0x15c5

goroutine 2288 [select]:
runtime.gopark(0xc000e087b0?, 0x2?, 0x0?, 0xb2?, 0xc000e0878c?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000e08638 sp=0xc000e08618 pc=0x43c72e
runtime.selectgo(0xc000e087b0, 0xc000e08788, 0xc001112938?, 0x0, 0x4?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc000e08758 sp=0xc000e08638 pc=0x44cb85
github.com/google/syzkaller/pkg/ipc.(*command).exec.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:771 +0x77 fp=0xc000e087e0 sp=0xc000e08758 pc=0x997857
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000e087e8 sp=0xc000e087e0 pc=0x46e6a1
created by github.com/google/syzkaller/pkg/ipc.(*command).exec in goroutine 9
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:769 +0x23f

goroutine 32 [select]:
runtime.gopark(0xc00055d9c0?, 0x2?, 0x80?, 0xb0?, 0xc00055d964?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc00055d808 sp=0xc00055d7e8 pc=0x43c72e
runtime.selectgo(0xc00055d9c0, 0xc00055d960, 0x20?, 0x0, 0x41c460?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc00055d928 sp=0xc00055d808 pc=0x44cb85
github.com/google/syzkaller/pkg/ipc.(*command).handshake(0xc000416070)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:717 +0x1d6 fp=0xc00055d9f0 sp=0xc00055d928 pc=0x996876
github.com/google/syzkaller/pkg/ipc.makeCommand(0x5, {0xc000ee28e0, 0x2, 0x2}, 0xc0006442a0, 0xc0005c1008, 0xc0005c1040, {0x7f7fa96ea000, 0x1000000, 0x1000000}, ...)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:665 +0xc7c fp=0xc00055dc68 sp=0xc00055d9f0 pc=0x995f3c
github.com/google/syzkaller/pkg/ipc.(*Env).Exec(0xc00137f4d0, 0xbc389b?, 0xc0010dac40)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:281 +0x1b6 fp=0xc00055dd40 sp=0xc00055dc68 pc=0x9932d6
main.(*Proc).executeRaw(0xc0016eaec0, 0xb?, 0xc?, 0x8)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:325 +0x157 fp=0xc00055de50 sp=0xc00055dd40 pc=0xa01ef7
main.(*Proc).executeAndCollide(0xc0016eaec0, 0xb98755?, 0xc0016cef00?, 0xc000c39f38?, 0xc0013aa0c0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:292 +0x65 fp=0xc00055de98 sp=0xc00055de50 pc=0xa01c25
main.(*Proc).loop(0xc0016eaec0)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:97 +0x3c8 fp=0xc00055dfc8 sp=0xc00055de98 pc=0x9ffc68
main.main.func3()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:333 +0x25 fp=0xc00055dfe0 sp=0xc00055dfc8 pc=0x9fbb45
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc00055dfe8 sp=0xc00055dfe0 pc=0x46e6a1
created by main.main in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:333 +0x15c5

goroutine 2272 [IO wait]:
runtime.gopark(0xc0005155d0?, 0xc0005155d0?, 0x9d?, 0xda?, 0xc000515628?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0005155b8 sp=0xc000515598 pc=0x43c72e
runtime.netpollblock(0xc00160f268?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc0005155f0 sp=0xc0005155b8 pc=0x435ad7
internal/poll.runtime_pollWait(0x7f7fb107c858, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc000515610 sp=0xc0005155f0 pc=0x468e85
internal/poll.(*pollDesc).wait(0xc001cc6660?, 0xc00160f268?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc000515638 sp=0xc000515610 pc=0x4d5bc7
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc001cc6660, {0xc00160f268, 0x4, 0x4})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc0005156d0 sp=0xc000515638 pc=0x4d6eba
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc0005c0b00, {0xc00160f268?, 0xc000515748?, 0x410345?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc000515710 sp=0xc0005156d0 pc=0x4e0c92
io.ReadAtLeast({0xca29a0, 0xc0005c0b00}, {0xc00160f268, 0x4, 0x4}, 0x4)
	/usr/local/go/src/io/io.go:335 +0x90 fp=0xc000515758 sp=0xc000515710 pc=0x4b3970
io.ReadFull(...)
	/usr/local/go/src/io/io.go:354
github.com/google/syzkaller/pkg/ipc.(*command).handshake.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:705 +0x5e fp=0xc0005157e0 sp=0xc000515758 pc=0x99699e
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0005157e8 sp=0xc0005157e0 pc=0x46e6a1
created by github.com/google/syzkaller/pkg/ipc.(*command).handshake in goroutine 27
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:702 +0x150

goroutine 2282 [syscall]:
syscall.Syscall6(0x1e1, 0x1, 0x2147, 0xc000515e6c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x9 fp=0xc000515e18 sp=0xc000515e08 pc=0x4bdac9
os.wait6(0x128f0c0?, 0x8000000000000000?, 0xce42544ae5?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4c fp=0xc000515e88 sp=0xc000515e18 pc=0x4e62cc
os.(*Process).blockUntilWaitable(0xc0000be5d0)
	/usr/local/go/src/os/wait_wait6.go:20 +0x30 fp=0xc000515eb8 sp=0xc000515e88 pc=0x4e6350
os.(*Process).wait(0xc0000be5d0)
	/usr/local/go/src/os/exec_unix.go:22 +0x25 fp=0xc000515f18 sp=0xc000515eb8 pc=0x4e0505
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0xc0014222c0)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc000515f80 sp=0xc000515f18 pc=0x717025
github.com/google/syzkaller/pkg/ipc.makeCommand.func3(0xc000416000)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:652 +0x28 fp=0xc000515fc8 sp=0xc000515f80 pc=0x996168
github.com/google/syzkaller/pkg/ipc.makeCommand.func8()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:657 +0x27 fp=0xc000515fe0 sp=0xc000515fc8 pc=0x996107
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000515fe8 sp=0xc000515fe0 pc=0x46e6a1
created by github.com/google/syzkaller/pkg/ipc.makeCommand in goroutine 33
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:651 +0xc34

goroutine 2286 [syscall]:
syscall.Syscall6(0x1e1, 0x1, 0x1714, 0xc000e09e6c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x9 fp=0xc000e09e18 sp=0xc000e09e08 pc=0x4bdac9
os.wait6(0xc00016ac00?, 0x43c72e?, 0xc000046500?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4c fp=0xc000e09e88 sp=0xc000e09e18 pc=0x4e62cc
os.(*Process).blockUntilWaitable(0xc0000bebd0)
	/usr/local/go/src/os/wait_wait6.go:20 +0x30 fp=0xc000e09eb8 sp=0xc000e09e88 pc=0x4e6350
os.(*Process).wait(0xc0000bebd0)
	/usr/local/go/src/os/exec_unix.go:22 +0x25 fp=0xc000e09f18 sp=0xc000e09eb8 pc=0x4e0505
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0xc001422840)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc000e09f80 sp=0xc000e09f18 pc=0x717025
github.com/google/syzkaller/pkg/ipc.makeCommand.func3(0xc000416070)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:652 +0x28 fp=0xc000e09fc8 sp=0xc000e09f80 pc=0x996168
github.com/google/syzkaller/pkg/ipc.makeCommand.func8()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:657 +0x27 fp=0xc000e09fe0 sp=0xc000e09fc8 pc=0x996107
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000e09fe8 sp=0xc000e09fe0 pc=0x46e6a1
created by github.com/google/syzkaller/pkg/ipc.makeCommand in goroutine 32
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:651 +0xc34

goroutine 2082 [syscall, 1 minutes]:
syscall.Syscall6(0x1e1, 0x1, 0x1f69, 0xc00051366c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x9 fp=0xc000513618 sp=0xc000513608 pc=0x4bdac9
os.wait6(0x41673c?, 0xc0005136c8?, 0x46a6e5?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4c fp=0xc000513688 sp=0xc000513618 pc=0x4e62cc
os.(*Process).blockUntilWaitable(0xc0000be630)
	/usr/local/go/src/os/wait_wait6.go:20 +0x30 fp=0xc0005136b8 sp=0xc000513688 pc=0x4e6350
os.(*Process).wait(0xc0000be630)
	/usr/local/go/src/os/exec_unix.go:22 +0x25 fp=0xc000513718 sp=0xc0005136b8 pc=0x4e0505
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0xc001422580)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc000513780 sp=0xc000513718 pc=0x717025
github.com/google/syzkaller/pkg/ipc.makeCommand.func3(0xc0003a45b0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:652 +0x28 fp=0xc0005137c8 sp=0xc000513780 pc=0x996168
github.com/google/syzkaller/pkg/ipc.makeCommand.func8()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:657 +0x27 fp=0xc0005137e0 sp=0xc0005137c8 pc=0x996107
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0005137e8 sp=0xc0005137e0 pc=0x46e6a1
created by github.com/google/syzkaller/pkg/ipc.makeCommand in goroutine 26
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:651 +0xc34

goroutine 2081 [IO wait]:
runtime.gopark(0xc000516618?, 0xc000516618?, 0x9d?, 0xda?, 0xc000516670?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000516600 sp=0xc0005165e0 pc=0x43c72e
runtime.netpollblock(0xc0018cc000?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc000516638 sp=0xc000516600 pc=0x435ad7
internal/poll.runtime_pollWait(0x7f7fb107c668, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc000516658 sp=0xc000516638 pc=0x468e85
internal/poll.(*pollDesc).wait(0xc000ef1020?, 0xc0018cc000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc000516680 sp=0xc000516658 pc=0x4d5bc7
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc000ef1020, {0xc0018cc000, 0x10000, 0x10000})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc000516718 sp=0xc000516680 pc=0x4d6eba
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc000548048, {0xc0018cc000?, 0xc0013a7c00?, 0x0?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc000516758 sp=0xc000516718 pc=0x4e0c92
github.com/google/syzkaller/pkg/ipc.makeCommand.func2(0xc0003a45b0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:629 +0x89 fp=0xc0005167c8 sp=0xc000516758 pc=0x9962c9
github.com/google/syzkaller/pkg/ipc.makeCommand.func7()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:644 +0x27 fp=0xc0005167e0 sp=0xc0005167c8 pc=0x996207
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0005167e8 sp=0xc0005167e0 pc=0x46e6a1
created by github.com/google/syzkaller/pkg/ipc.makeCommand in goroutine 26
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:623 +0xa25

goroutine 2224 [syscall]:
syscall.Syscall6(0x1e1, 0x1, 0x4ad9, 0xc000e05e6c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x9 fp=0xc000e05e18 sp=0xc000e05e08 pc=0x4bdac9
os.wait6(0xc0001e3800?, 0x43c72e?, 0xc000527e68?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4c fp=0xc000e05e88 sp=0xc000e05e18 pc=0x4e62cc
os.(*Process).blockUntilWaitable(0xc000e9e1e0)
	/usr/local/go/src/os/wait_wait6.go:20 +0x30 fp=0xc000e05eb8 sp=0xc000e05e88 pc=0x4e6350
os.(*Process).wait(0xc000e9e1e0)
	/usr/local/go/src/os/exec_unix.go:22 +0x25 fp=0xc000e05f18 sp=0xc000e05eb8 pc=0x4e0505
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0xc001448420)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc000e05f80 sp=0xc000e05f18 pc=0x717025
github.com/google/syzkaller/pkg/ipc.makeCommand.func3(0xc0003a4a80)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:652 +0x28 fp=0xc000e05fc8 sp=0xc000e05f80 pc=0x996168
github.com/google/syzkaller/pkg/ipc.makeCommand.func8()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:657 +0x27 fp=0xc000e05fe0 sp=0xc000e05fc8 pc=0x996107
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000e05fe8 sp=0xc000e05fe0 pc=0x46e6a1
created by github.com/google/syzkaller/pkg/ipc.makeCommand in goroutine 9
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:651 +0xc34

goroutine 2262 [select]:
runtime.gopark(0xc000e077b0?, 0x2?, 0x0?, 0x4f?, 0xc000e0778c?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000e07638 sp=0xc000e07618 pc=0x43c72e
runtime.selectgo(0xc000e077b0, 0xc000e07788, 0xc0015782e8?, 0x0, 0x4?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc000e07758 sp=0xc000e07638 pc=0x44cb85
github.com/google/syzkaller/pkg/ipc.(*command).exec.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:771 +0x77 fp=0xc000e077e0 sp=0xc000e07758 pc=0x997857
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000e077e8 sp=0xc000e077e0 pc=0x46e6a1
created by github.com/google/syzkaller/pkg/ipc.(*command).exec in goroutine 13
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:769 +0x23f

goroutine 2256 [IO wait]:
runtime.gopark(0xc001087e18?, 0xc001087e18?, 0x9d?, 0xda?, 0xc001087e70?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc001087e00 sp=0xc001087de0 pc=0x43c72e
runtime.netpollblock(0xc0016fe000?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc001087e38 sp=0xc001087e00 pc=0x435ad7
internal/poll.runtime_pollWait(0x7f7fb0f688f8, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc001087e58 sp=0xc001087e38 pc=0x468e85
internal/poll.(*pollDesc).wait(0xc0019243c0?, 0xc0016fe000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc001087e80 sp=0xc001087e58 pc=0x4d5bc7
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc0019243c0, {0xc0016fe000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc001087f18 sp=0xc001087e80 pc=0x4d6eba
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc0005c0bb8, {0xc0016fe000?, 0xc0011f4010?, 0x0?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc001087f58 sp=0xc001087f18 pc=0x4e0c92
github.com/google/syzkaller/pkg/ipc.makeCommand.func2(0xc0003a43f0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:629 +0x89 fp=0xc001087fc8 sp=0xc001087f58 pc=0x9962c9
github.com/google/syzkaller/pkg/ipc.makeCommand.func7()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:644 +0x27 fp=0xc001087fe0 sp=0xc001087fc8 pc=0x996207
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc001087fe8 sp=0xc001087fe0 pc=0x46e6a1
created by github.com/google/syzkaller/pkg/ipc.makeCommand in goroutine 13
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:623 +0xa25

goroutine 2271 [syscall]:
syscall.Syscall6(0x1e1, 0x1, 0x14fd, 0xc001086e6c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x9 fp=0xc001086e18 sp=0xc001086e08 pc=0x4bdac9
os.wait6(0xc0017fc000?, 0x408b00?, 0xc0017fc000?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4c fp=0xc001086e88 sp=0xc001086e18 pc=0x4e62cc
os.(*Process).blockUntilWaitable(0xc000e9e270)
	/usr/local/go/src/os/wait_wait6.go:20 +0x30 fp=0xc001086eb8 sp=0xc001086e88 pc=0x4e6350
os.(*Process).wait(0xc000e9e270)
	/usr/local/go/src/os/exec_unix.go:22 +0x25 fp=0xc001086f18 sp=0xc001086eb8 pc=0x4e0505
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0xc001448580)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc001086f80 sp=0xc001086f18 pc=0x717025
github.com/google/syzkaller/pkg/ipc.makeCommand.func3(0xc0003a44d0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:652 +0x28 fp=0xc001086fc8 sp=0xc001086f80 pc=0x996168
github.com/google/syzkaller/pkg/ipc.makeCommand.func8()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:657 +0x27 fp=0xc001086fe0 sp=0xc001086fc8 pc=0x996107
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc001086fe8 sp=0xc001086fe0 pc=0x46e6a1
created by github.com/google/syzkaller/pkg/ipc.makeCommand in goroutine 27
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:651 +0xc34

goroutine 2257 [syscall]:
syscall.Syscall6(0x1e1, 0x1, 0x1716, 0xc000e0266c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x9 fp=0xc000e02618 sp=0xc000e02608 pc=0x4bdac9
os.wait6(0x128f0c0?, 0x8000000000000000?, 0xcc61126287?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4c fp=0xc000e02688 sp=0xc000e02618 pc=0x4e62cc
os.(*Process).blockUntilWaitable(0xc000e9e2d0)
	/usr/local/go/src/os/wait_wait6.go:20 +0x30 fp=0xc000e026b8 sp=0xc000e02688 pc=0x4e6350
os.(*Process).wait(0xc000e9e2d0)
	/usr/local/go/src/os/exec_unix.go:22 +0x25 fp=0xc000e02718 sp=0xc000e026b8 pc=0x4e0505
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0xc001422420)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc000e02780 sp=0xc000e02718 pc=0x717025
github.com/google/syzkaller/pkg/ipc.makeCommand.func3(0xc0003a43f0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:652 +0x28 fp=0xc000e027c8 sp=0xc000e02780 pc=0x996168
github.com/google/syzkaller/pkg/ipc.makeCommand.func8()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:657 +0x27 fp=0xc000e027e0 sp=0xc000e027c8 pc=0x996107
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000e027e8 sp=0xc000e027e0 pc=0x46e6a1
created by github.com/google/syzkaller/pkg/ipc.makeCommand in goroutine 13
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:651 +0xc34

goroutine 2285 [IO wait]:
runtime.gopark(0xc001085e18?, 0xc001085e18?, 0x9d?, 0xda?, 0xc001085e70?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc001085e00 sp=0xc001085de0 pc=0x43c72e
runtime.netpollblock(0xc0017c6000?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc001085e38 sp=0xc001085e00 pc=0x435ad7
internal/poll.runtime_pollWait(0x7f7fb107cc38, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc001085e58 sp=0xc001085e38 pc=0x468e85
internal/poll.(*pollDesc).wait(0xc00181acc0?, 0xc0017c6000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc001085e80 sp=0xc001085e58 pc=0x4d5bc7
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc00181acc0, {0xc0017c6000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc001085f18 sp=0xc001085e80 pc=0x4d6eba
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc000548d70, {0xc0017c6000?, 0xc0015780b0?, 0x0?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc001085f58 sp=0xc001085f18 pc=0x4e0c92
github.com/google/syzkaller/pkg/ipc.makeCommand.func2(0xc000416070)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:629 +0x89 fp=0xc001085fc8 sp=0xc001085f58 pc=0x9962c9
github.com/google/syzkaller/pkg/ipc.makeCommand.func7()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:644 +0x27 fp=0xc001085fe0 sp=0xc001085fc8 pc=0x996207
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc001085fe8 sp=0xc001085fe0 pc=0x46e6a1
created by github.com/google/syzkaller/pkg/ipc.makeCommand in goroutine 32
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:623 +0xa25

goroutine 2287 [IO wait]:
runtime.gopark(0xc0010865d0?, 0xc0010865d0?, 0x9d?, 0xda?, 0xc001086628?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0010865b8 sp=0xc001086598 pc=0x43c72e
runtime.netpollblock(0xc00177b9a8?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc0010865f0 sp=0xc0010865b8 pc=0x435ad7
internal/poll.runtime_pollWait(0x7f7fb107c380, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc001086610 sp=0xc0010865f0 pc=0x468e85
internal/poll.(*pollDesc).wait(0xc00181ad80?, 0xc00177b9a8?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc001086638 sp=0xc001086610 pc=0x4d5bc7
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc00181ad80, {0xc00177b9a8, 0x4, 0x4})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc0010866d0 sp=0xc001086638 pc=0x4d6eba
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc000548d98, {0xc00177b9a8?, 0xc001086748?, 0x410345?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc001086710 sp=0xc0010866d0 pc=0x4e0c92
io.ReadAtLeast({0xca29a0, 0xc000548d98}, {0xc00177b9a8, 0x4, 0x4}, 0x4)
	/usr/local/go/src/io/io.go:335 +0x90 fp=0xc001086758 sp=0xc001086710 pc=0x4b3970
io.ReadFull(...)
	/usr/local/go/src/io/io.go:354
github.com/google/syzkaller/pkg/ipc.(*command).handshake.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:705 +0x5e fp=0xc0010867e0 sp=0xc001086758 pc=0x99699e
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0010867e8 sp=0xc0010867e0 pc=0x46e6a1
created by github.com/google/syzkaller/pkg/ipc.(*command).handshake in goroutine 32
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:702 +0x150

goroutine 2281 [IO wait]:
runtime.gopark(0xc001084618?, 0xc001084618?, 0x9d?, 0xda?, 0xc001084670?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc001084600 sp=0xc0010845e0 pc=0x43c72e
runtime.netpollblock(0xc001794000?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc001084638 sp=0xc001084600 pc=0x435ad7
internal/poll.runtime_pollWait(0x7f7fb107c760, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc001084658 sp=0xc001084638 pc=0x468e85
internal/poll.(*pollDesc).wait(0xc00181a000?, 0xc001794000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc001084680 sp=0xc001084658 pc=0x4d5bc7
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc00181a000, {0xc001794000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc001084718 sp=0xc001084680 pc=0x4d6eba
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc0005489b8, {0xc001794000?, 0x0?, 0x0?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc001084758 sp=0xc001084718 pc=0x4e0c92
github.com/google/syzkaller/pkg/ipc.makeCommand.func2(0xc000416000)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:629 +0x89 fp=0xc0010847c8 sp=0xc001084758 pc=0x9962c9
github.com/google/syzkaller/pkg/ipc.makeCommand.func7()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:644 +0x27 fp=0xc0010847e0 sp=0xc0010847c8 pc=0x996207
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0010847e8 sp=0xc0010847e0 pc=0x46e6a1
created by github.com/google/syzkaller/pkg/ipc.makeCommand in goroutine 33
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:623 +0xa25