fatal error: fault
[signal SIGSEGV: segmentation violation code=0x1 addr=0x7f7facf2e000 pc=0x73d9fe]

goroutine 10 [running]:
runtime.throw({0xb8bc55?, 0x41153e?})
	/usr/local/go/src/runtime/panic.go:1077 +0x5c fp=0xc000f26338 sp=0xc000f26308 pc=0x4398dc
runtime.sigpanic()
	/usr/local/go/src/runtime/signal_unix.go:875 +0x285 fp=0xc000f26398 sp=0xc000f26338 pc=0x450645
encoding/binary.littleEndian.PutUint64(...)
	/usr/local/go/src/encoding/binary/binary.go:116
github.com/google/syzkaller/prog.(*execContext).write(0xcb21b8?, 0x11b2c60?)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/encodingexec.go:254 +0x1e fp=0xc000f263b8 sp=0xc000f26398 pc=0x73d9fe
github.com/google/syzkaller/prog.(*execContext).serializeCall.(*execContext).writeCopyin.func1({0xcaa908, 0xc0016ac7e0}, 0xc0016774c0)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/encodingexec.go:171 +0x194 fp=0xc000f26408 sp=0xc000f263b8 pc=0x73ca94
github.com/google/syzkaller/prog.foreachArgImpl({0xcaa908?, 0xc0016ac7e0?}, 0xc0016774c0, 0xc000f27a40)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:134 +0x128 fp=0xc000f26590 sp=0xc000f26408 pc=0x72af08
github.com/google/syzkaller/prog.foreachArgImpl({0xcaaa08?, 0xc000f8a120?}, 0xc0016774c0, 0xc000f27a40)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:151 +0x3ae fp=0xc000f26718 sp=0xc000f26590 pc=0x72b18e
github.com/google/syzkaller/prog.foreachArgImpl({0xcaaa08?, 0xc000f8a100?}, 0xc0016774c0, 0xc000f27a40)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:151 +0x3ae fp=0xc000f268a0 sp=0xc000f26718 pc=0x72b18e
github.com/google/syzkaller/prog.foreachArgImpl({0xcaaa08?, 0xc000f8a0e0?}, 0xc0016774c0, 0xc000f27a40)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:151 +0x3ae fp=0xc000f26a28 sp=0xc000f268a0 pc=0x72b18e
github.com/google/syzkaller/prog.foreachArgImpl({0xcaaa08?, 0xc000f8a040?}, 0xc0016774c0, 0xc000f27a40)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:151 +0x3ae fp=0xc000f26bb0 sp=0xc000f26a28 pc=0x72b18e
github.com/google/syzkaller/prog.foreachArgImpl({0xcaaa08?, 0xc001641a00?}, 0xc0016774c0, 0xc000f27a40)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:151 +0x3ae fp=0xc000f26d38 sp=0xc000f26bb0 pc=0x72b18e
github.com/google/syzkaller/prog.foreachArgImpl({0xcaaa08?, 0xc0016419e0?}, 0xc0016774c0, 0xc000f27a40)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:151 +0x3ae fp=0xc000f26ec0 sp=0xc000f26d38 pc=0x72b18e
github.com/google/syzkaller/prog.foreachArgImpl({0xcaaa08?, 0xc0016419c0?}, 0xc0016774c0, 0xc000f27a40)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:151 +0x3ae fp=0xc000f27048 sp=0xc000f26ec0 pc=0x72b18e
github.com/google/syzkaller/prog.foreachArgImpl({0xcaaa08?, 0xc0016419a0?}, 0xc0016774c0, 0xc000f27a40)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:151 +0x3ae fp=0xc000f271d0 sp=0xc000f27048 pc=0x72b18e
github.com/google/syzkaller/prog.foreachArgImpl({0xcaaa08?, 0xc0016417c0?}, 0xc0016774c0, 0xc000f27a40)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:151 +0x3ae fp=0xc000f27358 sp=0xc000f271d0 pc=0x72b18e
github.com/google/syzkaller/prog.foreachArgImpl({0xcaaa08?, 0xc0016413c0?}, 0xc0016774c0, 0xc000f27a40)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:151 +0x3ae fp=0xc000f274e0 sp=0xc000f27358 pc=0x72b18e
github.com/google/syzkaller/prog.foreachArgImpl({0xcaaa08?, 0xc0016413a0?}, 0xc0016774c0, 0xc000f27a40)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:151 +0x3ae fp=0xc000f27668 sp=0xc000f274e0 pc=0x72b18e
github.com/google/syzkaller/prog.foreachArgImpl({0xcaaa08?, 0xc001641380?}, 0xc0016774c0, 0xc000f27a40)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:151 +0x3ae fp=0xc000f277f0 sp=0xc000f27668 pc=0x72b18e
github.com/google/syzkaller/prog.foreachArgImpl({0xcaa948?, 0xc0011fae70?}, 0xc0016774c0, 0xc000f27a40)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:170 +0x2cb fp=0xc000f27978 sp=0xc000f277f0 pc=0x72b0ab
github.com/google/syzkaller/prog.ForeachArg(0xc001657770, 0xcaa908?)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:127 +0xde fp=0xc000f279d0 sp=0xc000f27978 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(0xc000f27ac0, 0xc001657770)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/encodingexec.go:88 +0x54 fp=0xc000f27a60 sp=0xc000f279d0 pc=0x73c394
github.com/google/syzkaller/prog.(*Prog).SerializeForExec(0xc001676540, {0x7f7facf2a000, 0x400000, 0x400000})
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/encodingexec.go:76 +0x159 fp=0xc000f27c68 sp=0xc000f27a60 pc=0x73c219
github.com/google/syzkaller/pkg/ipc.(*Env).Exec(0xc0012ffb90, 0xd0?, 0xc001676540)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:257 +0x4b fp=0xc000f27d40 sp=0xc000f27c68 pc=0x99320b
main.(*Proc).executeRaw(0xc00059fe40, 0xb?, 0xc?, 0x8)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:325 +0x157 fp=0xc000f27e50 sp=0xc000f27d40 pc=0xa01f97
main.(*Proc).executeAndCollide(0xc00059fe40, 0xb98755?, 0xc000a90570?, 0xc0016c7f38?, 0xc001224080?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:292 +0x65 fp=0xc000f27e98 sp=0xc000f27e50 pc=0xa01cc5
main.(*Proc).loop(0xc00059fe40)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:97 +0x3c8 fp=0xc000f27fc8 sp=0xc000f27e98 pc=0x9ffd08
main.main.func3()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:333 +0x25 fp=0xc000f27fe0 sp=0xc000f27fc8 pc=0x9fbbe5
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000f27fe8 sp=0xc000f27fe0 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(0xc00124f9c0?, 0x2?, 0xa0?, 0xf2?, 0xc00124f97c?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc00124f7d0 sp=0xc00124f7b0 pc=0x43c72e
runtime.selectgo(0xc00124f9c0, 0xc00124f978, 0x128f0c0?, 0x0, 0xc000fd00c0?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc00124f8f0 sp=0xc00124f7d0 pc=0x44cb85
main.(*Fuzzer).pollLoop(0xc0003e8600)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:408 +0xf6 fp=0xc00124f9f0 sp=0xc00124f8f0 pc=0x9fc4b6
main.main()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:336 +0x1745 fp=0xc00124ff40 sp=0xc00124f9f0 pc=0x9fbb65
runtime.main()
	/usr/local/go/src/runtime/proc.go:267 +0x2bb fp=0xc00124ffe0 sp=0xc00124ff40 pc=0x43c2bb
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc00124ffe8 sp=0xc00124ffe0 pc=0x46e6a1

goroutine 2 [force gc (idle), 3 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(0x128e801?, 0x0?, 0x0?, 0x0?, 0x0?)
	/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(0xdb739c?, 0x1162722?, 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?, 0x20?, 0x20?, 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=0x95f37f
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=0x95e6a5
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(0x3fa1f95592?, 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(0x12c0300?, 0x2?, 0xca?, 0x4b?, 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 5 [chan receive, 3 minutes]:
runtime.gopark(0xc0000546e0?, 0x71a1e5?, 0x1?, 0x6f?, 0xc000054758?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0000546c8 sp=0xc0000546a8 pc=0x43c72e
runtime.chanrecv(0xc00007b6e0, 0x0, 0x1)
	/usr/local/go/src/runtime/chan.go:583 +0x3cd fp=0xc000054740 sp=0xc0000546c8 pc=0x40948d
runtime.chanrecv1(0xc00007b6e0?, 0xc0000547b0?)
	/usr/local/go/src/runtime/chan.go:442 +0x12 fp=0xc000054768 sp=0xc000054740 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=0xc0000547e0 sp=0xc000054768 pc=0x71b405
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0000547e8 sp=0xc0000547e0 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 6 [chan receive, 3 minutes]:
runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000054f00 sp=0xc000054ee0 pc=0x43c72e
runtime.chanrecv(0xc000092180, 0x0, 0x1)
	/usr/local/go/src/runtime/chan.go:583 +0x3cd fp=0xc000054f78 sp=0xc000054f00 pc=0x40948d
runtime.chanrecv1(0x0?, 0x0?)
	/usr/local/go/src/runtime/chan.go:442 +0x12 fp=0xc000054fa0 sp=0xc000054f78 pc=0x4090b2
main.main.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:195 +0x19 fp=0xc000054fe0 sp=0xc000054fa0 pc=0x9fbc39
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000054fe8 sp=0xc000054fe0 pc=0x46e6a1
created by main.main in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:193 +0x487

goroutine 7 [IO wait, 3 minutes]:
runtime.gopark(0xc00041cc10?, 0x40ffc5?, 0x18?, 0xcc?, 0x4dcb5d?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc00041cba8 sp=0xc00041cb88 pc=0x43c72e
runtime.netpollblock(0x7f7ff7eca7e8?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc00041cbe0 sp=0xc00041cba8 pc=0x435ad7
internal/poll.runtime_pollWait(0x7f7fb10a2b28, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc00041cc00 sp=0xc00041cbe0 pc=0x468e85
internal/poll.(*pollDesc).wait(0xc000325300?, 0xc00041cce8?, 0x0)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc00041cc28 sp=0xc00041cc00 pc=0x4d5bc7
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Accept(0xc000325300)
	/usr/local/go/src/internal/poll/fd_unix.go:611 +0x2ac fp=0xc00041ccd0 sp=0xc00041cc28 pc=0x4db0ac
net.(*netFD).accept(0xc000325300)
	/usr/local/go/src/net/fd_unix.go:172 +0x29 fp=0xc00041cd88 sp=0xc00041ccd0 pc=0x5b79c9
net.(*TCPListener).accept(0xc000417400)
	/usr/local/go/src/net/tcpsock_posix.go:152 +0x1e fp=0xc00041cdb0 sp=0xc00041cd88 pc=0x5ce2fe
net.(*TCPListener).Accept(0xc000417400)
	/usr/local/go/src/net/tcpsock.go:315 +0x30 fp=0xc00041cde0 sp=0xc00041cdb0 pc=0x5cd4f0
net/http.(*onceCloseListener).Accept(0xcaa028?)
	<autogenerated>:1 +0x24 fp=0xc00041cdf8 sp=0xc00041cde0 pc=0x6c5c64
net/http.(*Server).Serve(0xc0003560f0, {0xca9250, 0xc000417400})
	/usr/local/go/src/net/http/server.go:3056 +0x364 fp=0xc00041cf28 sp=0xc00041cdf8 pc=0x6b7604
net/http.(*Server).ListenAndServe(0xc0003560f0)
	/usr/local/go/src/net/http/server.go:2985 +0x71 fp=0xc00041cf58 sp=0xc00041cf28 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=0xc00041cfe0 sp=0xc00041cf58 pc=0xa05c5a
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc00041cfe8 sp=0xc00041cfe0 pc=0x46e6a1
created by main.main in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:201 +0x493

goroutine 21 [select, 3 minutes, locked to thread]:
runtime.gopark(0xc000418fa8?, 0x2?, 0xc9?, 0xc9?, 0xc000418f94?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000418e30 sp=0xc000418e10 pc=0x43c72e
runtime.selectgo(0xc000418fa8, 0xc000418f90, 0x0?, 0x0, 0x0?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc000418f50 sp=0xc000418e30 pc=0x44cb85
runtime.ensureSigM.func1()
	/usr/local/go/src/runtime/signal_unix.go:1014 +0x192 fp=0xc000418fe0 sp=0xc000418f50 pc=0x4655b2
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000418fe8 sp=0xc000418fe0 pc=0x46e6a1
created by runtime.ensureSigM in goroutine 5
	/usr/local/go/src/runtime/signal_unix.go:997 +0xc8

goroutine 22 [syscall, 3 minutes]:
runtime.notetsleepg(0x0?, 0x0?)
	/usr/local/go/src/runtime/lock_sema.go:294 +0x29 fp=0xc0004b4fa0 sp=0xc0004b4f58 pc=0x40ea49
os/signal.signal_recv()
	/usr/local/go/src/runtime/sigqueue.go:152 +0x29 fp=0xc0004b4fc0 sp=0xc0004b4fa0 pc=0x46ae09
os/signal.loop()
	/usr/local/go/src/os/signal/signal_unix.go:23 +0x13 fp=0xc0004b4fe0 sp=0xc0004b4fc0 pc=0x71a513
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0004b4fe8 sp=0xc0004b4fe0 pc=0x46e6a1
created by os/signal.Notify.func1.1 in goroutine 5
	/usr/local/go/src/os/signal/signal.go:151 +0x1f

goroutine 23 [IO wait]:
runtime.gopark(0xc00037f970?, 0xc00037f970?, 0x9d?, 0xda?, 0xc00037f9c8?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc00037f958 sp=0xc00037f938 pc=0x43c72e
runtime.netpollblock(0xc0005c3000?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc00037f990 sp=0xc00037f958 pc=0x435ad7
internal/poll.runtime_pollWait(0x7f7fb10a2c20, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc00037f9b0 sp=0xc00037f990 pc=0x468e85
internal/poll.(*pollDesc).wait(0xc000325280?, 0xc0005c3000?, 0x0)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc00037f9d8 sp=0xc00037f9b0 pc=0x4d5bc7
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc000325280, {0xc0005c3000, 0x1000, 0x1000})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc00037fa70 sp=0xc00037f9d8 pc=0x4d6eba
net.(*netFD).Read(0xc000325280, {0xc0005c3000?, 0x93bee5?, 0xa5f120?})
	/usr/local/go/src/net/fd_posix.go:55 +0x25 fp=0xc00037fab8 sp=0xc00037fa70 pc=0x5b59a5
net.(*conn).Read(0xc000097630, {0xc0005c3000?, 0xc00037fb58?, 0x4b3970?})
	/usr/local/go/src/net/net.go:179 +0x45 fp=0xc00037fb00 sp=0xc00037fab8 pc=0x5c62c5
net.(*TCPConn).Read(0x407628?, {0xc0005c3000?, 0xc001594b10?, 0x4077dd?})
	<autogenerated>:1 +0x25 fp=0xc00037fb30 sp=0xc00037fb00 pc=0x5d6a25
bufio.(*Reader).fill(0xc0006ae3c0)
	/usr/local/go/src/bufio/bufio.go:113 +0x103 fp=0xc00037fb68 sp=0xc00037fb30 pc=0x6512e3
bufio.(*Reader).ReadByte(0xc0006ae3c0)
	/usr/local/go/src/bufio/bufio.go:272 +0x27 fp=0xc00037fb88 sp=0xc00037fb68 pc=0x651a07
compress/flate.(*decompressor).moreBits(0xc000256000)
	/usr/local/go/src/compress/flate/inflate.go:697 +0x27 fp=0xc00037fbc0 sp=0xc00037fb88 pc=0x66ac87
compress/flate.(*decompressor).nextBlock(0xc000256000)
	/usr/local/go/src/compress/flate/inflate.go:304 +0x28 fp=0xc00037fbd8 sp=0xc00037fbc0 pc=0x669128
compress/flate.(*decompressor).Read(0xc000256000, {0xc0004fd000, 0x1000, 0xc00037fc78?})
	/usr/local/go/src/compress/flate/inflate.go:348 +0x5b fp=0xc00037fc08 sp=0xc00037fbd8 pc=0x66935b
github.com/google/syzkaller/pkg/rpctype.(*flateConn).Read(0xc0004161a0?, {0xc0004fd000?, 0xaf68e0?, 0xc001594ae0?})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/rpctype/rpc.go:136 +0x22 fp=0xc00037fc38 sp=0xc00037fc08 pc=0x9985e2
bufio.(*Reader).Read(0xc0006ae420, {0xc00046a030, 0x1, 0xc00037fd68?})
	/usr/local/go/src/bufio/bufio.go:244 +0x197 fp=0xc00037fc70 sp=0xc00037fc38 pc=0x651817
io.ReadAtLeast({0xca2be0, 0xc0006ae420}, {0xc00046a030, 0x1, 0x9}, 0x1)
	/usr/local/go/src/io/io.go:335 +0x90 fp=0xc00037fcb8 sp=0xc00037fc70 pc=0x4b3970
io.ReadFull(...)
	/usr/local/go/src/io/io.go:354
encoding/gob.decodeUintReader({0xca2be0, 0xc0006ae420}, {0xc00046a030, 0x9, 0x9})
	/usr/local/go/src/encoding/gob/decode.go:116 +0x51 fp=0xc00037fd10 sp=0xc00037fcb8 pc=0x93a391
encoding/gob.(*Decoder).recvMessage(0xc000324000)
	/usr/local/go/src/encoding/gob/decoder.go:82 +0x33 fp=0xc00037fd48 sp=0xc00037fd10 pc=0x943973
encoding/gob.(*Decoder).decodeTypeSequence(0xc000324000, 0x0)
	/usr/local/go/src/encoding/gob/decoder.go:148 +0x47 fp=0xc00037fd78 sp=0xc00037fd48 pc=0x943ce7
encoding/gob.(*Decoder).DecodeValue(0xc000324000, {0xa48900?, 0xc00007c270?, 0x7f7ff7ecabd8?})
	/usr/local/go/src/encoding/gob/decoder.go:227 +0x16e fp=0xc00037fdf8 sp=0xc00037fd78 pc=0x94412e
encoding/gob.(*Decoder).Decode(0xc000324000, {0xa48900?, 0xc00007c270?})
	/usr/local/go/src/encoding/gob/decoder.go:204 +0x125 fp=0xc00037fe50 sp=0xc00037fdf8 pc=0x943f65
net/rpc.(*gobClientCodec).ReadResponseHeader(0xa9c4e0?, 0xa45340?)
	/usr/local/go/src/net/rpc/client.go:228 +0x25 fp=0xc00037fe78 sp=0xc00037fe50 pc=0x958aa5
net/rpc.(*Client).input(0xc0006ae4e0)
	/usr/local/go/src/net/rpc/client.go:109 +0x9f fp=0xc00037ffc8 sp=0xc00037fe78 pc=0x957cff
net/rpc.NewClientWithCodec.func1()
	/usr/local/go/src/net/rpc/client.go:206 +0x25 fp=0xc00037ffe0 sp=0xc00037ffc8 pc=0x958985
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc00037ffe8 sp=0xc00037ffe0 pc=0x46e6a1
created by net/rpc.NewClientWithCodec in goroutine 1
	/usr/local/go/src/net/rpc/client.go:206 +0xb6

goroutine 880 [IO wait]:
runtime.gopark(0xc000055e18?, 0xc000055e18?, 0x9d?, 0xda?, 0xc000055e70?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000055e00 sp=0xc000055de0 pc=0x43c72e
runtime.netpollblock(0xc00143a000?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc000055e38 sp=0xc000055e00 pc=0x435ad7
internal/poll.runtime_pollWait(0x7f7fb10a2178, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc000055e58 sp=0xc000055e38 pc=0x468e85
internal/poll.(*pollDesc).wait(0xc001678b40?, 0xc00143a000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc000055e80 sp=0xc000055e58 pc=0x4d5bc7
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc001678b40, {0xc00143a000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc000055f18 sp=0xc000055e80 pc=0x4d6eba
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc00005ad20, {0xc00143a000?, 0xc000d86080?, 0x0?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc000055f58 sp=0xc000055f18 pc=0x4e0c92
github.com/google/syzkaller/pkg/ipc.makeCommand.func2(0xc00033f260)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:629 +0x89 fp=0xc000055fc8 sp=0xc000055f58 pc=0x996369
github.com/google/syzkaller/pkg/ipc.makeCommand.func7()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:644 +0x27 fp=0xc000055fe0 sp=0xc000055fc8 pc=0x9962a7
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000055fe8 sp=0xc000055fe0 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 9 [IO wait]:
runtime.gopark(0xc001295928?, 0xc001295928?, 0x9d?, 0xda?, 0xc001295980?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc001295910 sp=0xc0012958f0 pc=0x43c72e
runtime.netpollblock(0xc00104b560?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc001295948 sp=0xc001295910 pc=0x435ad7
internal/poll.runtime_pollWait(0x7f7fb10a2558, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc001295968 sp=0xc001295948 pc=0x468e85
internal/poll.(*pollDesc).wait(0xc00133e660?, 0xc00104b560?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc001295990 sp=0xc001295968 pc=0x4d5bc7
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc00133e660, {0xc00104b560, 0xc, 0xc})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc001295a28 sp=0xc001295990 pc=0x4d6eba
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc00005a778, {0xc00104b560?, 0xc001295aa0?, 0x410345?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc001295a68 sp=0xc001295a28 pc=0x4e0c92
io.ReadAtLeast({0xca29c0, 0xc00005a778}, {0xc00104b560, 0xc, 0xc}, 0xc)
	/usr/local/go/src/io/io.go:335 +0x90 fp=0xc001295ab0 sp=0xc001295a68 pc=0x4b3970
io.ReadFull(...)
	/usr/local/go/src/io/io.go:354
github.com/google/syzkaller/pkg/ipc.(*command).exec(0xc0005781c0, 0x7f7fb0b2a000?, {0x0, 0x0, 0x0})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:786 +0x52a fp=0xc001295c68 sp=0xc001295ab0 pc=0x99720a
github.com/google/syzkaller/pkg/ipc.(*Env).Exec(0xc000bbf830, 0xba349b?, 0xc000d55080)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:286 +0x226 fp=0xc001295d40 sp=0xc001295c68 pc=0x9933e6
main.(*Proc).executeRaw(0xc001224140, 0xb?, 0xc?, 0x8)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:325 +0x157 fp=0xc001295e50 sp=0xc001295d40 pc=0xa01f97
main.(*Proc).executeAndCollide(0xc001224140, 0xb98755?, 0xc0012e4000?, 0xc001295f38?, 0xc001224080?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:292 +0x65 fp=0xc001295e98 sp=0xc001295e50 pc=0xa01cc5
main.(*Proc).loop(0xc001224140)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:97 +0x3c8 fp=0xc001295fc8 sp=0xc001295e98 pc=0x9ffd08
main.main.func3()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:333 +0x25 fp=0xc001295fe0 sp=0xc001295fc8 pc=0x9fbbe5
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc001295fe8 sp=0xc001295fe0 pc=0x46e6a1
created by main.main in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:333 +0x15c5

goroutine 27 [IO wait]:
runtime.gopark(0xc0017177e8?, 0xc0017177e8?, 0x9d?, 0xda?, 0xc001717840?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0017177d0 sp=0xc0017177b0 pc=0x43c72e
runtime.netpollblock(0xc000d87630?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc001717808 sp=0xc0017177d0 pc=0x435ad7
internal/poll.runtime_pollWait(0x7f7fb10a2748, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc001717828 sp=0xc001717808 pc=0x468e85
internal/poll.(*pollDesc).wait(0xc0012aa0c0?, 0xc000d87630?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc001717850 sp=0xc001717828 pc=0x4d5bc7
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc0012aa0c0, {0xc000d87630, 0xc, 0xc})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc0017178e8 sp=0xc001717850 pc=0x4d6eba
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc000d3c020, {0xc000d87630?, 0xc001717960?, 0x410345?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc001717928 sp=0xc0017178e8 pc=0x4e0c92
io.ReadAtLeast({0xca29c0, 0xc000d3c020}, {0xc000d87630, 0xc, 0xc}, 0xc)
	/usr/local/go/src/io/io.go:335 +0x90 fp=0xc001717970 sp=0xc001717928 pc=0x4b3970
io.ReadFull(...)
	/usr/local/go/src/io/io.go:354
github.com/google/syzkaller/pkg/ipc.(*command).exec(0xc0005780e0, 0x7f7faf72a000?, {0x0, 0x0, 0x0})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:786 +0x52a fp=0xc001717b28 sp=0xc001717970 pc=0x99720a
github.com/google/syzkaller/pkg/ipc.(*Env).Exec(0xc000bbf8c0, 0x1?, 0xc00059f580)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:286 +0x226 fp=0xc001717c00 sp=0xc001717b28 pc=0x9933e6
main.(*Proc).executeRaw(0xc0011c9680, 0x0?, 0xc000169400?, 0x1)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:325 +0x157 fp=0xc001717d10 sp=0xc001717c00 pc=0xa01f97
main.(*Proc).execute(0xc0011c9680, 0xb?, 0xc?, 0xc001717f38?, 0x1?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:255 +0x3d fp=0xc001717e50 sp=0xc001717d10 pc=0xa0179d
main.(*Proc).executeAndCollide(0xc0011c9680, 0xb98755?, 0xc0013a8210?, 0xc001717f38?, 0xc001224080?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:284 +0x1d fp=0xc001717e98 sp=0xc001717e50 pc=0xa01c7d
main.(*Proc).loop(0xc0011c9680)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:97 +0x3c8 fp=0xc001717fc8 sp=0xc001717e98 pc=0x9ffd08
main.main.func3()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:333 +0x25 fp=0xc001717fe0 sp=0xc001717fc8 pc=0x9fbbe5
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc001717fe8 sp=0xc001717fe0 pc=0x46e6a1
created by main.main in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:333 +0x15c5

goroutine 30 [sleep]:
runtime.gopark(0x3fa3974155?, 0x4b0000004a?, 0x92?, 0xc8?, 0xc000419d30?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000419d00 sp=0xc000419ce0 pc=0x43c72e
time.Sleep(0x3b9aca00)
	/usr/local/go/src/runtime/time.go:195 +0x125 fp=0xc000419d40 sp=0xc000419d00 pc=0x46b785
main.(*Proc).executeRaw(0xc0011c9740, 0xb?, 0xc?, 0x8)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:340 +0xc5 fp=0xc000419e50 sp=0xc000419d40 pc=0xa01f05
main.(*Proc).executeAndCollide(0xc0011c9740, 0xb98755?, 0xc0013a9c80?, 0xc000381f38?, 0xc001224080?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:292 +0x65 fp=0xc000419e98 sp=0xc000419e50 pc=0xa01cc5
main.(*Proc).loop(0xc0011c9740)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:97 +0x3c8 fp=0xc000419fc8 sp=0xc000419e98 pc=0x9ffd08
main.main.func3()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:333 +0x25 fp=0xc000419fe0 sp=0xc000419fc8 pc=0x9fbbe5
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000419fe8 sp=0xc000419fe0 pc=0x46e6a1
created by main.main in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:333 +0x15c5

goroutine 32 [IO wait]:
runtime.gopark(0xc00124d928?, 0xc00124d928?, 0x9d?, 0xda?, 0xc00124d980?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc00124d910 sp=0xc00124d8f0 pc=0x43c72e
runtime.netpollblock(0xc000d86480?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc00124d948 sp=0xc00124d910 pc=0x435ad7
internal/poll.runtime_pollWait(0x7f7fb10a1f88, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc00124d968 sp=0xc00124d948 pc=0x468e85
internal/poll.(*pollDesc).wait(0xc001678c00?, 0xc000d86480?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc00124d990 sp=0xc00124d968 pc=0x4d5bc7
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc001678c00, {0xc000d86480, 0xc, 0xc})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc00124da28 sp=0xc00124d990 pc=0x4d6eba
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc00005ad50, {0xc000d86480?, 0xc00124daa0?, 0x410345?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc00124da68 sp=0xc00124da28 pc=0x4e0c92
io.ReadAtLeast({0xca29c0, 0xc00005ad50}, {0xc000d86480, 0xc, 0xc}, 0xc)
	/usr/local/go/src/io/io.go:335 +0x90 fp=0xc00124dab0 sp=0xc00124da68 pc=0x4b3970
io.ReadFull(...)
	/usr/local/go/src/io/io.go:354
github.com/google/syzkaller/pkg/ipc.(*command).exec(0xc00033f260, 0x7f7fabb2a000?, {0x0, 0x0, 0x0})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:786 +0x52a fp=0xc00124dc68 sp=0xc00124dab0 pc=0x99720a
github.com/google/syzkaller/pkg/ipc.(*Env).Exec(0xc0012ffc20, 0xc001667000?, 0xc001225140)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:286 +0x226 fp=0xc00124dd40 sp=0xc00124dc68 pc=0x9933e6
main.(*Proc).executeRaw(0xc000d4d980, 0xb?, 0xc?, 0x8)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:325 +0x157 fp=0xc00124de50 sp=0xc00124dd40 pc=0xa01f97
main.(*Proc).executeAndCollide(0xc000d4d980, 0xb98755?, 0xc000d4a420?, 0xc001251f38?, 0xc001224080?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:292 +0x65 fp=0xc00124de98 sp=0xc00124de50 pc=0xa01cc5
main.(*Proc).loop(0xc000d4d980)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:97 +0x3c8 fp=0xc00124dfc8 sp=0xc00124de98 pc=0x9ffd08
main.main.func3()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:333 +0x25 fp=0xc00124dfe0 sp=0xc00124dfc8 pc=0x9fbbe5
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc00124dfe8 sp=0xc00124dfe0 pc=0x46e6a1
created by main.main in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:333 +0x15c5

goroutine 541 [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(0xc001520000?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc000058638 sp=0xc000058600 pc=0x435ad7
internal/poll.runtime_pollWait(0x7f7fb0f9adf8, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc000058658 sp=0xc000058638 pc=0x468e85
internal/poll.(*pollDesc).wait(0xc00133e5a0?, 0xc001520000?, 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(0xc00133e5a0, {0xc001520000, 0x10000, 0x10000})
	/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(0xc00005a6e0, {0xc001520000?, 0xc0014103e8?, 0x0?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc000058758 sp=0xc000058718 pc=0x4e0c92
github.com/google/syzkaller/pkg/ipc.makeCommand.func2(0xc0005781c0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:629 +0x89 fp=0xc0000587c8 sp=0xc000058758 pc=0x996369
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=0x9962a7
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 9
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:623 +0xa25

goroutine 13 [IO wait]:
runtime.gopark(0xc001715928?, 0xc001715928?, 0x9d?, 0xda?, 0xc001715980?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc001715910 sp=0xc0017158f0 pc=0x43c72e
runtime.netpollblock(0xc000d873c0?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc001715948 sp=0xc001715910 pc=0x435ad7
internal/poll.runtime_pollWait(0x7f7fb10a2460, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc001715968 sp=0xc001715948 pc=0x468e85
internal/poll.(*pollDesc).wait(0xc0012aaae0?, 0xc000d873c0?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc001715990 sp=0xc001715968 pc=0x4d5bc7
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc0012aaae0, {0xc000d873c0, 0xc, 0xc})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc001715a28 sp=0xc001715990 pc=0x4d6eba
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc00005a958, {0xc000d873c0?, 0xc001715aa0?, 0x410345?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc001715a68 sp=0xc001715a28 pc=0x4e0c92
io.ReadAtLeast({0xca29c0, 0xc00005a958}, {0xc000d873c0, 0xc, 0xc}, 0xc)
	/usr/local/go/src/io/io.go:335 +0x90 fp=0xc001715ab0 sp=0xc001715a68 pc=0x4b3970
io.ReadFull(...)
	/usr/local/go/src/io/io.go:354
github.com/google/syzkaller/pkg/ipc.(*command).exec(0xc000578150, 0x7f7faa72a000?, {0x0, 0x0, 0x0})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:786 +0x52a fp=0xc001715c68 sp=0xc001715ab0 pc=0x99720a
github.com/google/syzkaller/pkg/ipc.(*Env).Exec(0xc000fa8240, 0x0?, 0xc001321980)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:286 +0x226 fp=0xc001715d40 sp=0xc001715c68 pc=0x9933e6
main.(*Proc).executeRaw(0xc000fd00c0, 0xb?, 0xc?, 0x8)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:325 +0x157 fp=0xc001715e50 sp=0xc001715d40 pc=0xa01f97
main.(*Proc).executeAndCollide(0xc000fd00c0, 0xb98755?, 0xc000efd7d0?, 0xc001715f38?, 0xc001224080?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:292 +0x65 fp=0xc001715e98 sp=0xc001715e50 pc=0xa01cc5
main.(*Proc).loop(0xc000fd00c0)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:97 +0x3c8 fp=0xc001715fc8 sp=0xc001715e98 pc=0x9ffd08
main.main.func3()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:333 +0x25 fp=0xc001715fe0 sp=0xc001715fc8 pc=0x9fbbe5
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc001715fe8 sp=0xc001715fe0 pc=0x46e6a1
created by main.main in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:333 +0x15c5

goroutine 894 [select]:
runtime.gopark(0xc0012effb0?, 0x2?, 0x14?, 0x0?, 0xc0012eff8c?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0012efe38 sp=0xc0012efe18 pc=0x43c72e
runtime.selectgo(0xc0012effb0, 0xc0012eff88, 0x0?, 0x0, 0x0?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc0012eff58 sp=0xc0012efe38 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=0xc0012effe0 sp=0xc0012eff58 pc=0x9978f7
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0012effe8 sp=0xc0012effe0 pc=0x46e6a1
created by github.com/google/syzkaller/pkg/ipc.(*command).exec in goroutine 27
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:769 +0x23f

goroutine 897 [select]:
runtime.gopark(0xc0004b37b0?, 0x2?, 0x80?, 0x84?, 0xc0004b378c?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0004b3638 sp=0xc0004b3618 pc=0x43c72e
runtime.selectgo(0xc0004b37b0, 0xc0004b3788, 0x4c8eaf?, 0x0, 0x99625a?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc0004b3758 sp=0xc0004b3638 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=0xc0004b37e0 sp=0xc0004b3758 pc=0x9978f7
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0004b37e8 sp=0xc0004b37e0 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 530 [IO wait]:
runtime.gopark(0xc0004b6618?, 0xc0004b6618?, 0x9d?, 0xda?, 0xc0004b6670?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0004b6600 sp=0xc0004b65e0 pc=0x43c72e
runtime.netpollblock(0xc001498000?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc0004b6638 sp=0xc0004b6600 pc=0x435ad7
internal/poll.runtime_pollWait(0x7f7fb0f9ad00, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc0004b6658 sp=0xc0004b6638 pc=0x468e85
internal/poll.(*pollDesc).wait(0xc0012aa000?, 0xc001498000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc0004b6680 sp=0xc0004b6658 pc=0x4d5bc7
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc0012aa000, {0xc001498000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc0004b6718 sp=0xc0004b6680 pc=0x4d6eba
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc000d3c008, {0xc001498000?, 0x4c8eaf?, 0xc0004b67b8?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc0004b6758 sp=0xc0004b6718 pc=0x4e0c92
github.com/google/syzkaller/pkg/ipc.makeCommand.func2(0xc0005780e0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:629 +0x89 fp=0xc0004b67c8 sp=0xc0004b6758 pc=0x996369
github.com/google/syzkaller/pkg/ipc.makeCommand.func7()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:644 +0x27 fp=0xc0004b67e0 sp=0xc0004b67c8 pc=0x9962a7
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0004b67e8 sp=0xc0004b67e0 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 531 [syscall]:
syscall.Syscall6(0x1e1, 0x1, 0x896, 0xc00106ae6c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x9 fp=0xc00106ae18 sp=0xc00106ae08 pc=0x4bdac9
os.wait6(0x128f0c0?, 0x8000000000000000?, 0x2909b666b7?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4c fp=0xc00106ae88 sp=0xc00106ae18 pc=0x4e62cc
os.(*Process).blockUntilWaitable(0xc00003a2a0)
	/usr/local/go/src/os/wait_wait6.go:20 +0x30 fp=0xc00106aeb8 sp=0xc00106ae88 pc=0x4e6350
os.(*Process).wait(0xc00003a2a0)
	/usr/local/go/src/os/exec_unix.go:22 +0x25 fp=0xc00106af18 sp=0xc00106aeb8 pc=0x4e0505
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0xc00051b1e0)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc00106af80 sp=0xc00106af18 pc=0x717025
github.com/google/syzkaller/pkg/ipc.makeCommand.func3(0xc0005780e0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:652 +0x28 fp=0xc00106afc8 sp=0xc00106af80 pc=0x996208
github.com/google/syzkaller/pkg/ipc.makeCommand.func8()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:657 +0x27 fp=0xc00106afe0 sp=0xc00106afc8 pc=0x9961a7
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc00106afe8 sp=0xc00106afe0 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 572 [syscall]:
syscall.Syscall6(0x1e1, 0x1, 0xc51, 0xc00106b66c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x9 fp=0xc00106b618 sp=0xc00106b608 pc=0x4bdac9
os.wait6(0x128f0c0?, 0x8000000000000000?, 0x2b8306a804?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4c fp=0xc00106b688 sp=0xc00106b618 pc=0x4e62cc
os.(*Process).blockUntilWaitable(0xc00003a270)
	/usr/local/go/src/os/wait_wait6.go:20 +0x30 fp=0xc00106b6b8 sp=0xc00106b688 pc=0x4e6350
os.(*Process).wait(0xc00003a270)
	/usr/local/go/src/os/exec_unix.go:22 +0x25 fp=0xc00106b718 sp=0xc00106b6b8 pc=0x4e0505
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0xc000d1c160)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc00106b780 sp=0xc00106b718 pc=0x717025
github.com/google/syzkaller/pkg/ipc.makeCommand.func3(0xc000578150)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:652 +0x28 fp=0xc00106b7c8 sp=0xc00106b780 pc=0x996208
github.com/google/syzkaller/pkg/ipc.makeCommand.func8()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:657 +0x27 fp=0xc00106b7e0 sp=0xc00106b7c8 pc=0x9961a7
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc00106b7e8 sp=0xc00106b7e0 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 891 [syscall]:
syscall.Syscall6(0x1e1, 0x1, 0xef8, 0xc00106be6c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x9 fp=0xc00106be18 sp=0xc00106be08 pc=0x4bdac9
os.wait6(0xc00125e9c0?, 0x408b00?, 0xc00125e9c0?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4c fp=0xc00106be88 sp=0xc00106be18 pc=0x4e62cc
os.(*Process).blockUntilWaitable(0xc000b160c0)
	/usr/local/go/src/os/wait_wait6.go:20 +0x30 fp=0xc00106beb8 sp=0xc00106be88 pc=0x4e6350
os.(*Process).wait(0xc000b160c0)
	/usr/local/go/src/os/exec_unix.go:22 +0x25 fp=0xc00106bf18 sp=0xc00106beb8 pc=0x4e0505
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0xc000d1cb00)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc00106bf80 sp=0xc00106bf18 pc=0x717025
github.com/google/syzkaller/pkg/ipc.makeCommand.func3(0xc00033f260)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:652 +0x28 fp=0xc00106bfc8 sp=0xc00106bf80 pc=0x996208
github.com/google/syzkaller/pkg/ipc.makeCommand.func8()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:657 +0x27 fp=0xc00106bfe0 sp=0xc00106bfc8 pc=0x9961a7
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc00106bfe8 sp=0xc00106bfe0 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 534 [IO wait]:
runtime.gopark(0xc0004b2e18?, 0xc0004b2e18?, 0x9d?, 0xda?, 0xc0004b2e70?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0004b2e00 sp=0xc0004b2de0 pc=0x43c72e
runtime.netpollblock(0xc0014e0000?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc0004b2e38 sp=0xc0004b2e00 pc=0x435ad7
internal/poll.runtime_pollWait(0x7f7fb10a2a30, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc0004b2e58 sp=0xc0004b2e38 pc=0x468e85
internal/poll.(*pollDesc).wait(0xc0012aa4e0?, 0xc0014e0000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc0004b2e80 sp=0xc0004b2e58 pc=0x4d5bc7
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc0012aa4e0, {0xc0014e0000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc0004b2f18 sp=0xc0004b2e80 pc=0x4d6eba
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc000d3c080, {0xc0014e0000?, 0x4c8eaf?, 0x0?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc0004b2f58 sp=0xc0004b2f18 pc=0x4e0c92
github.com/google/syzkaller/pkg/ipc.makeCommand.func2(0xc00033f110)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:629 +0x89 fp=0xc0004b2fc8 sp=0xc0004b2f58 pc=0x996369
github.com/google/syzkaller/pkg/ipc.makeCommand.func7()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:644 +0x27 fp=0xc0004b2fe0 sp=0xc0004b2fc8 pc=0x9962a7
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0004b2fe8 sp=0xc0004b2fe0 pc=0x46e6a1
created by github.com/google/syzkaller/pkg/ipc.makeCommand in goroutine 10
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:623 +0xa25

goroutine 559 [IO wait]:
runtime.gopark(0xc000059e18?, 0xc000059e18?, 0x9d?, 0xda?, 0xc000059e70?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000059e00 sp=0xc000059de0 pc=0x43c72e
runtime.netpollblock(0xc001478000?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc000059e38 sp=0xc000059e00 pc=0x435ad7
internal/poll.runtime_pollWait(0x7f7fb10a1e90, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc000059e58 sp=0xc000059e38 pc=0x468e85
internal/poll.(*pollDesc).wait(0xca30a0?, 0x10f0c60?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc000059e80 sp=0xc000059e58 pc=0x4d5bc7
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc0012aaa20, {0xc001478000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc000059f18 sp=0xc000059e80 pc=0x4d6eba
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc00005a8c0, {0xc001478000?, 0xc000d86000?, 0x4?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc000059f58 sp=0xc000059f18 pc=0x4e0c92
github.com/google/syzkaller/pkg/ipc.makeCommand.func2(0xc000578150)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:629 +0x89 fp=0xc000059fc8 sp=0xc000059f58 pc=0x996369
github.com/google/syzkaller/pkg/ipc.makeCommand.func7()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:644 +0x27 fp=0xc000059fe0 sp=0xc000059fc8 pc=0x9962a7
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000059fe8 sp=0xc000059fe0 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 913 [select]:
runtime.gopark(0xc000053fb0?, 0x2?, 0xc0?, 0xe6?, 0xc000053f8c?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000053e38 sp=0xc000053e18 pc=0x43c72e
runtime.selectgo(0xc000053fb0, 0xc000053f88, 0x0?, 0x0, 0x0?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc000053f58 sp=0xc000053e38 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=0xc000053fe0 sp=0xc000053f58 pc=0x9978f7
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000053fe8 sp=0xc000053fe0 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 527 [syscall]:
syscall.Syscall6(0x1e1, 0x1, 0x9cb, 0xc0004b066c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x9 fp=0xc0004b0618 sp=0xc0004b0608 pc=0x4bdac9
os.wait6(0xc00005d400?, 0x43c72e?, 0xc000391e68?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4c fp=0xc0004b0688 sp=0xc0004b0618 pc=0x4e62cc
os.(*Process).blockUntilWaitable(0xc000b164e0)
	/usr/local/go/src/os/wait_wait6.go:20 +0x30 fp=0xc0004b06b8 sp=0xc0004b0688 pc=0x4e6350
os.(*Process).wait(0xc000b164e0)
	/usr/local/go/src/os/exec_unix.go:22 +0x25 fp=0xc0004b0718 sp=0xc0004b06b8 pc=0x4e0505
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0xc00051b600)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc0004b0780 sp=0xc0004b0718 pc=0x717025
github.com/google/syzkaller/pkg/ipc.makeCommand.func3(0xc0005781c0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:652 +0x28 fp=0xc0004b07c8 sp=0xc0004b0780 pc=0x996208
github.com/google/syzkaller/pkg/ipc.makeCommand.func8()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:657 +0x27 fp=0xc0004b07e0 sp=0xc0004b07c8 pc=0x9961a7
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0004b07e8 sp=0xc0004b07e0 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 535 [syscall]:
syscall.Syscall6(0x1e1, 0x1, 0x890, 0xc0004b0e6c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x9 fp=0xc0004b0e18 sp=0xc0004b0e08 pc=0x4bdac9
os.wait6(0xc00005d400?, 0x43c72e?, 0x4bc152?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4c fp=0xc0004b0e88 sp=0xc0004b0e18 pc=0x4e62cc
os.(*Process).blockUntilWaitable(0xc00003a750)
	/usr/local/go/src/os/wait_wait6.go:20 +0x30 fp=0xc0004b0eb8 sp=0xc0004b0e88 pc=0x4e6350
os.(*Process).wait(0xc00003a750)
	/usr/local/go/src/os/exec_unix.go:22 +0x25 fp=0xc0004b0f18 sp=0xc0004b0eb8 pc=0x4e0505
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0xc00051b4a0)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc0004b0f80 sp=0xc0004b0f18 pc=0x717025
github.com/google/syzkaller/pkg/ipc.makeCommand.func3(0xc00033f110)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:652 +0x28 fp=0xc0004b0fc8 sp=0xc0004b0f80 pc=0x996208
github.com/google/syzkaller/pkg/ipc.makeCommand.func8()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:657 +0x27 fp=0xc0004b0fe0 sp=0xc0004b0fc8 pc=0x9961a7
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0004b0fe8 sp=0xc0004b0fe0 pc=0x46e6a1
created by github.com/google/syzkaller/pkg/ipc.makeCommand in goroutine 10
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:651 +0xc34

goroutine 895 [select]:
runtime.gopark(0xc001065fb0?, 0x2?, 0x60?, 0xe0?, 0xc001065f8c?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc001065e38 sp=0xc001065e18 pc=0x43c72e
runtime.selectgo(0xc001065fb0, 0xc001065f88, 0xc000d87534?, 0x0, 0x4?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc001065f58 sp=0xc001065e38 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=0xc001065fe0 sp=0xc001065f58 pc=0x9978f7
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc001065fe8 sp=0xc001065fe0 pc=0x46e6a1
created by github.com/google/syzkaller/pkg/ipc.(*command).exec in goroutine 32
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:769 +0x23f