fatal error: fault
[signal SIGSEGV: segmentation violation code=0x1 addr=0x7f7fcdb2e000 pc=0x4687f7]

goroutine 13 [running]:
runtime.throw({0xa30877?, 0xb15b40?})
	/usr/local/go/src/runtime/panic.go:1047 +0x5d fp=0xc0009f9370 sp=0xc0009f9340 pc=0x43521d
runtime.sigpanic()
	/usr/local/go/src/runtime/signal_unix.go:851 +0x28a fp=0xc0009f93d0 sp=0xc0009f9370 pc=0x44bb6a
runtime.memmove()
	/usr/local/go/src/runtime/memmove_amd64.s:374 +0x437 fp=0xc0009f93d8 sp=0xc0009f93d0 pc=0x4687f7
github.com/google/syzkaller/prog.(*execContext).writeArg(0xc0009f99b8, {0xb15b40?, 0xc000fc8de0?})
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/encodingexec.go:300 +0x97d fp=0xc0009f94e0 sp=0xc0009f93d8 pc=0x547efd
github.com/google/syzkaller/prog.(*execContext).writeCopyin.func1({0xb15b40, 0xc000fc8de0}, 0x3?)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/encodingexec.go:172 +0x313 fp=0xc0009f9540 sp=0xc0009f94e0 pc=0x546613
github.com/google/syzkaller/prog.foreachArgImpl({0xb15b40?, 0xc000fc8de0?}, 0xc000a84d00, 0xc0009f98b8)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:134 +0x139 fp=0xc0009f96c8 sp=0xc0009f9540 pc=0x534359
github.com/google/syzkaller/prog.foreachArgImpl({0xb15bc0?, 0xc000fc8e10?}, 0xc000a84d00, 0xc0009f98b8)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:168 +0x2ce fp=0xc0009f9850 sp=0xc0009f96c8 pc=0x5344ee
github.com/google/syzkaller/prog.ForeachArg(0xc001340730, 0xc000e521a0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:127 +0xde fp=0xc0009f98a8 sp=0xc0009f9850 pc=0x5341be
github.com/google/syzkaller/prog.(*execContext).writeCopyin(0xc0009f9918?, 0x46247b?)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/encodingexec.go:153 +0x38 fp=0xc0009f98d8 sp=0xc0009f98a8 pc=0x5462d8
github.com/google/syzkaller/prog.(*execContext).serializeCall(0xc0009f99b8, 0xc001340730)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/encodingexec.go:88 +0x2d fp=0xc0009f9958 sp=0xc0009f98d8 pc=0x545bcd
github.com/google/syzkaller/prog.(*Prog).SerializeForExec(0xc000a84440, {0x7f7fcdb2a000, 0x400000, 0x400000})
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/encodingexec.go:76 +0x165 fp=0xc0009f9b60 sp=0xc0009f9958 pc=0x545a65
github.com/google/syzkaller/pkg/ipc.(*Env).Exec(0xc000fac990, 0x8e8306?, 0xc000a84440)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:257 +0x57 fp=0xc0009f9c40 sp=0xc0009f9b60 pc=0x8dc037
main.(*Proc).executeRaw(0xc000a84ac0, 0xc0009f9d90?, 0xc000b8e6c0?, 0x2)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:328 +0x1bc fp=0xc0009f9d58 sp=0xc0009f9c40 pc=0x8eb3dc
main.(*Proc).execute(0xc000a84ac0, 0xc000e24360?, 0xf60a80?, 0xb13228?, 0xf60b20?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:255 +0x49 fp=0xc0009f9e98 sp=0xc0009f9d58 pc=0x8eab49
main.(*Proc).loop(0xc000a84ac0)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:76 +0xc6 fp=0xc0009f9fc8 sp=0xc0009f9e98 pc=0x8e8d46
main.main.func2()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:310 +0x26 fp=0xc0009f9fe0 sp=0xc0009f9fc8 pc=0x8e5066
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0009f9fe8 sp=0xc0009f9fe0 pc=0x467501
created by main.main
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:310 +0x15e5

goroutine 1 [select]:
runtime.gopark(0xc0015dba00?, 0x2?, 0x80?, 0x3c?, 0xc0015db9bc?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc0015db7f0 sp=0xc0015db7d0 pc=0x437ed6
runtime.selectgo(0xc0015dba00, 0xc0015db9b8, 0xc000c83530?, 0x0, 0x0?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x7be fp=0xc0015db930 sp=0xc0015db7f0 pc=0x447efe
main.(*Fuzzer).pollLoop(0xc000100000)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:385 +0x105 fp=0xc0015dba30 sp=0xc0015db930 pc=0x8e5965
main.main()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:313 +0x176c fp=0xc0015dbf80 sp=0xc0015dba30 pc=0x8e4fec
runtime.main()
	/usr/local/go/src/runtime/proc.go:250 +0x207 fp=0xc0015dbfe0 sp=0xc0015dbf80 pc=0x437aa7
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0015dbfe8 sp=0xc0015dbfe0 pc=0x467501

goroutine 2 [force gc (idle), 13 minutes]:
runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000058fb0 sp=0xc000058f90 pc=0x437ed6
runtime.goparkunlock(...)
	/usr/local/go/src/runtime/proc.go:387
runtime.forcegchelper()
	/usr/local/go/src/runtime/proc.go:305 +0xb0 fp=0xc000058fe0 sp=0xc000058fb0 pc=0x437d10
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000058fe8 sp=0xc000058fe0 pc=0x467501
created by runtime.init.6
	/usr/local/go/src/runtime/proc.go:293 +0x25

goroutine 3 [GC sweep wait]:
runtime.gopark(0x1015801?, 0x0?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000059780 sp=0xc000059760 pc=0x437ed6
runtime.goparkunlock(...)
	/usr/local/go/src/runtime/proc.go:387
runtime.bgsweep(0x0?)
	/usr/local/go/src/runtime/mgcsweep.go:319 +0xde fp=0xc0000597c8 sp=0xc000059780 pc=0x423a3e
runtime.gcenable.func1()
	/usr/local/go/src/runtime/mgc.go:178 +0x26 fp=0xc0000597e0 sp=0xc0000597c8 pc=0x418be6
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0000597e8 sp=0xc0000597e0 pc=0x467501
created by runtime.gcenable
	/usr/local/go/src/runtime/mgc.go:178 +0x6b

goroutine 4 [GC scavenge wait]:
runtime.gopark(0xba536489e8?, 0x10cb4ce68?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000059f70 sp=0xc000059f50 pc=0x437ed6
runtime.goparkunlock(...)
	/usr/local/go/src/runtime/proc.go:387
runtime.(*scavengerState).park(0x1015fa0)
	/usr/local/go/src/runtime/mgcscavenge.go:400 +0x53 fp=0xc000059fa0 sp=0xc000059f70 pc=0x421913
runtime.bgscavenge(0x0?)
	/usr/local/go/src/runtime/mgcscavenge.go:633 +0x65 fp=0xc000059fc8 sp=0xc000059fa0 pc=0x421f05
runtime.gcenable.func2()
	/usr/local/go/src/runtime/mgc.go:179 +0x26 fp=0xc000059fe0 sp=0xc000059fc8 pc=0x418b86
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000059fe8 sp=0xc000059fe0 pc=0x467501
created by runtime.gcenable
	/usr/local/go/src/runtime/mgc.go:179 +0xaa

goroutine 5 [finalizer wait]:
runtime.gopark(0x0?, 0xa86298?, 0x60?, 0x20?, 0x2000000020?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000058628 sp=0xc000058608 pc=0x437ed6
runtime.runfinq()
	/usr/local/go/src/runtime/mfinal.go:193 +0x107 fp=0xc0000587e0 sp=0xc000058628 pc=0x417c27
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0000587e8 sp=0xc0000587e0 pc=0x467501
created by runtime.createfing
	/usr/local/go/src/runtime/mfinal.go:163 +0x45

goroutine 6 [select]:
runtime.gopark(0xc00005a788?, 0x3?, 0x90?, 0x0?, 0xc00005a772?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc00005a5f8 sp=0xc00005a5d8 pc=0x437ed6
runtime.selectgo(0xc00005a788, 0xc00005a76c, 0xc0000e1c80?, 0x0, 0x0?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x7be fp=0xc00005a738 sp=0xc00005a5f8 pc=0x447efe
go.opencensus.io/stats/view.(*worker).start(0xc0000e1c80)
	/syzkaller/gopath/src/github.com/google/syzkaller/vendor/go.opencensus.io/stats/view/worker.go:292 +0xad fp=0xc00005a7c8 sp=0xc00005a738 pc=0x884a4d
go.opencensus.io/stats/view.init.0.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/vendor/go.opencensus.io/stats/view/worker.go:34 +0x26 fp=0xc00005a7e0 sp=0xc00005a7c8 pc=0x883c86
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc00005a7e8 sp=0xc00005a7e0 pc=0x467501
created by go.opencensus.io/stats/view.init.0
	/syzkaller/gopath/src/github.com/google/syzkaller/vendor/go.opencensus.io/stats/view/worker.go:34 +0x96

goroutine 7 [GC worker (idle)]:
runtime.gopark(0xba5249a8b4?, 0xc000418000?, 0x1a?, 0x14?, 0x0?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc00005af50 sp=0xc00005af30 pc=0x437ed6
runtime.gcBgMarkWorker()
	/usr/local/go/src/runtime/mgc.go:1275 +0xf1 fp=0xc00005afe0 sp=0xc00005af50 pc=0x41a951
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc00005afe8 sp=0xc00005afe0 pc=0x467501
created by runtime.gcBgMarkStartWorkers
	/usr/local/go/src/runtime/mgc.go:1199 +0x25

goroutine 8 [GC worker (idle)]:
runtime.gopark(0xc31d9db92e?, 0x2?, 0x38?, 0xc3?, 0x0?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc00005b750 sp=0xc00005b730 pc=0x437ed6
runtime.gcBgMarkWorker()
	/usr/local/go/src/runtime/mgc.go:1275 +0xf1 fp=0xc00005b7e0 sp=0xc00005b750 pc=0x41a951
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc00005b7e8 sp=0xc00005b7e0 pc=0x467501
created by runtime.gcBgMarkStartWorkers
	/usr/local/go/src/runtime/mgc.go:1199 +0x25

goroutine 17 [chan receive, 13 minutes]:
runtime.gopark(0xc000054e88?, 0xc000054ee0?, 0xd3?, 0x3?, 0xc000054ee0?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000054eb0 sp=0xc000054e90 pc=0x437ed6
runtime.chanrecv(0xc000416de0, 0x0, 0x1)
	/usr/local/go/src/runtime/chan.go:583 +0x49d fp=0xc000054f40 sp=0xc000054eb0 pc=0x4069dd
runtime.chanrecv1(0xc000416de0?, 0xc000054fb0?)
	/usr/local/go/src/runtime/chan.go:442 +0x18 fp=0xc000054f68 sp=0xc000054f40 pc=0x406518
github.com/google/syzkaller/pkg/osutil.HandleInterrupts.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/osutil/osutil_unix.go:78 +0x8a fp=0xc000054fe0 sp=0xc000054f68 pc=0x52176a
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000054fe8 sp=0xc000054fe0 pc=0x467501
created by github.com/google/syzkaller/pkg/osutil.HandleInterrupts
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/osutil/osutil_unix.go:75 +0x56

goroutine 18 [chan receive, 13 minutes]:
runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc0000556e8 sp=0xc0000556c8 pc=0x437ed6
runtime.chanrecv(0xc00007e0c0, 0x0, 0x1)
	/usr/local/go/src/runtime/chan.go:583 +0x49d fp=0xc000055778 sp=0xc0000556e8 pc=0x4069dd
runtime.chanrecv1(0x0?, 0x0?)
	/usr/local/go/src/runtime/chan.go:442 +0x18 fp=0xc0000557a0 sp=0xc000055778 pc=0x406518
main.main.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:182 +0x1f fp=0xc0000557e0 sp=0xc0000557a0 pc=0x8e50bf
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0000557e8 sp=0xc0000557e0 pc=0x467501
created by main.main
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:180 +0x48f

goroutine 9 [select, 13 minutes, locked to thread]:
runtime.gopark(0xc0001aafa8?, 0x2?, 0x52?, 0x82?, 0xc0001aaf94?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc0001aae10 sp=0xc0001aadf0 pc=0x437ed6
runtime.selectgo(0xc0001aafa8, 0xc0001aaf90, 0x0?, 0x0, 0xb13228?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x7be fp=0xc0001aaf50 sp=0xc0001aae10 pc=0x447efe
runtime.ensureSigM.func1()
	/usr/local/go/src/runtime/signal_unix.go:1000 +0x1a7 fp=0xc0001aafe0 sp=0xc0001aaf50 pc=0x45f227
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0001aafe8 sp=0xc0001aafe0 pc=0x467501
created by runtime.ensureSigM
	/usr/local/go/src/runtime/signal_unix.go:983 +0xbd

goroutine 10 [syscall, 13 minutes]:
runtime.notetsleepg(0xb13228?, 0xf85ce0?)
	/usr/local/go/src/runtime/lock_sema.go:294 +0x34 fp=0xc000184fa0 sp=0xc000184f58 pc=0x40c094
os/signal.signal_recv()
	/usr/local/go/src/runtime/sigqueue.go:152 +0x2f fp=0xc000184fc0 sp=0xc000184fa0 pc=0x463a4f
os/signal.loop()
	/usr/local/go/src/os/signal/signal_unix.go:23 +0x19 fp=0xc000184fe0 sp=0xc000184fc0 pc=0x5207d9
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000184fe8 sp=0xc000184fe0 pc=0x467501
created by os/signal.Notify.func1.1
	/usr/local/go/src/os/signal/signal.go:151 +0x2a

goroutine 20 [IO wait]:
runtime.gopark(0x4b8dc5?, 0xc000b85978?, 0xc8?, 0x59?, 0x4b8df9?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000b85958 sp=0xc000b85938 pc=0x437ed6
runtime.netpollblock(0xc0004d7000?, 0x40472f?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc000b85990 sp=0xc000b85958 pc=0x431237
internal/poll.runtime_pollWait(0x7f7fd09a14c8, 0x72)
	/usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc000b859b0 sp=0xc000b85990 pc=0x461889
internal/poll.(*pollDesc).wait(0xc0004d2b00?, 0xc0004d7000?, 0x0)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc000b859d8 sp=0xc000b859b0 pc=0x4d1932
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc0004d2b00, {0xc0004d7000, 0x1000, 0x1000})
	/usr/local/go/src/internal/poll/fd_unix.go:167 +0x299 fp=0xc000b85a70 sp=0xc000b859d8 pc=0x4d2d19
net.(*netFD).Read(0xc0004d2b00, {0xc0004d7000?, 0xc0004d2000?, 0xc00016a280?})
	/usr/local/go/src/net/fd_posix.go:55 +0x29 fp=0xc000b85ab8 sp=0xc000b85a70 pc=0x654809
net.(*conn).Read(0xc000013820, {0xc0004d7000?, 0xb0f740?, 0xc000416f00?})
	/usr/local/go/src/net/net.go:183 +0x45 fp=0xc000b85b00 sp=0xc000b85ab8 pc=0x666065
net.(*TCPConn).Read(0xc00016a2a0?, {0xc0004d7000?, 0x9c33c0?, 0xc0015079b0?})
	<autogenerated>:1 +0x29 fp=0xc000b85b30 sp=0xc000b85b00 pc=0x675a29
bufio.(*Reader).fill(0xc000416f00)
	/usr/local/go/src/bufio/bufio.go:106 +0xff fp=0xc000b85b68 sp=0xc000b85b30 pc=0x504e3f
bufio.(*Reader).ReadByte(0xc000416f00)
	/usr/local/go/src/bufio/bufio.go:265 +0x2c fp=0xc000b85b88 sp=0xc000b85b68 pc=0x50560c
compress/flate.(*decompressor).moreBits(0xc0002d0000)
	/usr/local/go/src/compress/flate/inflate.go:696 +0x2d fp=0xc000b85bc0 sp=0xc000b85b88 pc=0x510ecd
compress/flate.(*decompressor).nextBlock(0xc0002d0000)
	/usr/local/go/src/compress/flate/inflate.go:303 +0x2e fp=0xc000b85bd8 sp=0xc000b85bc0 pc=0x50f28e
compress/flate.(*decompressor).Read(0xc0002d0000, {0xc000173000, 0x1000, 0xc000b85c80?})
	/usr/local/go/src/compress/flate/inflate.go:347 +0x7e fp=0xc000b85c10 sp=0xc000b85bd8 pc=0x50f4fe
github.com/google/syzkaller/pkg/rpctype.(*flateConn).Read(0xc00016a280?, {0xc000173000?, 0x9ba5a0?, 0xc001507980?})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/rpctype/rpc.go:136 +0x26 fp=0xc000b85c40 sp=0xc000b85c10 pc=0x8e1626
bufio.(*Reader).Read(0xc000416f60, {0xc000428020, 0x1, 0xc000b85d70?})
	/usr/local/go/src/bufio/bufio.go:237 +0x1bb fp=0xc000b85c78 sp=0xc000b85c40 pc=0x50541b
io.ReadAtLeast({0xb0f740, 0xc000416f60}, {0xc000428020, 0x1, 0x9}, 0x1)
	/usr/local/go/src/io/io.go:332 +0x9a fp=0xc000b85cc0 sp=0xc000b85c78 pc=0x4aefba
io.ReadFull(...)
	/usr/local/go/src/io/io.go:351
encoding/gob.decodeUintReader({0xb0f740?, 0xc000416f60?}, {0xc000428020?, 0x9?, 0x9?})
	/usr/local/go/src/encoding/gob/decode.go:116 +0x57 fp=0xc000b85d18 sp=0xc000b85cc0 pc=0x88d557
encoding/gob.(*Decoder).recvMessage(0xc0004d2000)
	/usr/local/go/src/encoding/gob/decoder.go:82 +0x39 fp=0xc000b85d50 sp=0xc000b85d18 pc=0x897119
encoding/gob.(*Decoder).decodeTypeSequence(0xc0004d2000, 0x0)
	/usr/local/go/src/encoding/gob/decoder.go:148 +0x4f fp=0xc000b85d80 sp=0xc000b85d50 pc=0x8974af
encoding/gob.(*Decoder).DecodeValue(0xc0004d2000, {0x92dbc0?, 0xc0004f6180?, 0xc0009fde48?})
	/usr/local/go/src/encoding/gob/decoder.go:227 +0x18f fp=0xc000b85e00 sp=0xc000b85d80 pc=0x89794f
encoding/gob.(*Decoder).Decode(0xc0004d2000, {0x92dbc0?, 0xc0004f6180?})
	/usr/local/go/src/encoding/gob/decoder.go:204 +0x165 fp=0xc000b85e58 sp=0xc000b85e00 pc=0x897765
net/rpc.(*gobClientCodec).ReadResponseHeader(0x971360?, 0x9257c0?)
	/usr/local/go/src/net/rpc/client.go:228 +0x27 fp=0xc000b85e80 sp=0xc000b85e58 pc=0x8ad267
net/rpc.(*Client).input(0xc000417020)
	/usr/local/go/src/net/rpc/client.go:109 +0xb4 fp=0xc000b85fc8 sp=0xc000b85e80 pc=0x8ac4f4
net/rpc.NewClientWithCodec.func1()
	/usr/local/go/src/net/rpc/client.go:206 +0x26 fp=0xc000b85fe0 sp=0xc000b85fc8 pc=0x8ad126
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000b85fe8 sp=0xc000b85fe0 pc=0x467501
created by net/rpc.NewClientWithCodec
	/usr/local/go/src/net/rpc/client.go:206 +0xc5

goroutine 11 [runnable]:
runtime.gopark(0x4b8dc5?, 0xc000b11810?, 0x60?, 0x18?, 0x4b8df9?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000b117f0 sp=0xc000b117d0 pc=0x437ed6
runtime.netpollblock(0xc000a73450?, 0x40472f?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc000b11828 sp=0xc000b117f0 pc=0x431237
internal/poll.runtime_pollWait(0x7f7fd09a06b8, 0x72)
	/usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc000b11848 sp=0xc000b11828 pc=0x461889
internal/poll.(*pollDesc).wait(0xc000e251a0?, 0xc000a73450?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc000b11870 sp=0xc000b11848 pc=0x4d1932
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc000e251a0, {0xc000a73450, 0xc, 0xc})
	/usr/local/go/src/internal/poll/fd_unix.go:167 +0x299 fp=0xc000b11908 sp=0xc000b11870 pc=0x4d2d19
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:31
os.(*File).Read(0xc0000138c8, {0xc000a73450?, 0xc000b11998?, 0x40da27?})
	/usr/local/go/src/os/file.go:118 +0x5e fp=0xc000b11960 sp=0xc000b11908 pc=0x4dcdfe
io.ReadAtLeast({0xb12060, 0xc0000138c8}, {0xc000a73450, 0xc, 0xc}, 0xc)
	/usr/local/go/src/io/io.go:332 +0x9a fp=0xc000b119a8 sp=0xc000b11960 pc=0x4aefba
io.ReadFull(...)
	/usr/local/go/src/io/io.go:351
github.com/google/syzkaller/pkg/ipc.(*command).exec(0xc0003b4380, 0x7f7fd032a000?, {0x0, 0x0, 0x0})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:786 +0x559 fp=0xc000b11b60 sp=0xc000b119a8 pc=0x8e0219
github.com/google/syzkaller/pkg/ipc.(*Env).Exec(0xc000fac7e0, 0x8e8306?, 0xc00108f280)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:286 +0x24e fp=0xc000b11c40 sp=0xc000b11b60 pc=0x8dc22e
main.(*Proc).executeRaw(0xc000a84200, 0xc000b11d90?, 0xc0015076e0?, 0x2)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:328 +0x1bc fp=0xc000b11d58 sp=0xc000b11c40 pc=0x8eb3dc
main.(*Proc).execute(0xc000a84200, 0xc00147bb60?, 0xc000426b00?, 0xc000187790?, 0x0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:255 +0x49 fp=0xc000b11e98 sp=0xc000b11d58 pc=0x8eab49
main.(*Proc).loop(0xc000a84200)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:76 +0xc6 fp=0xc000b11fc8 sp=0xc000b11e98 pc=0x8e8d46
main.main.func2()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:310 +0x26 fp=0xc000b11fe0 sp=0xc000b11fc8 pc=0x8e5066
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000b11fe8 sp=0xc000b11fe0 pc=0x467501
created by main.main
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:310 +0x15e5

goroutine 12 [IO wait]:
runtime.gopark(0x4b8dc5?, 0xc000b15810?, 0x60?, 0x58?, 0x4b8df9?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000b157f0 sp=0xc000b157d0 pc=0x437ed6
runtime.netpollblock(0xc00126dbc0?, 0x40472f?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc000b15828 sp=0xc000b157f0 pc=0x431237
internal/poll.runtime_pollWait(0x7f7fd0789ef8, 0x72)
	/usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc000b15848 sp=0xc000b15828 pc=0x461889
internal/poll.(*pollDesc).wait(0xc000b8e0c0?, 0xc00126dbc0?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc000b15870 sp=0xc000b15848 pc=0x4d1932
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc000b8e0c0, {0xc00126dbc0, 0xc, 0xc})
	/usr/local/go/src/internal/poll/fd_unix.go:167 +0x299 fp=0xc000b15908 sp=0xc000b15870 pc=0x4d2d19
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:31
os.(*File).Read(0xc000012090, {0xc00126dbc0?, 0xc000b15998?, 0x40da27?})
	/usr/local/go/src/os/file.go:118 +0x5e fp=0xc000b15960 sp=0xc000b15908 pc=0x4dcdfe
io.ReadAtLeast({0xb12060, 0xc000012090}, {0xc00126dbc0, 0xc, 0xc}, 0xc)
	/usr/local/go/src/io/io.go:332 +0x9a fp=0xc000b159a8 sp=0xc000b15960 pc=0x4aefba
io.ReadFull(...)
	/usr/local/go/src/io/io.go:351
github.com/google/syzkaller/pkg/ipc.(*command).exec(0xc0000da380, 0x7f7fcef2a000?, {0x0, 0x0, 0x0})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:786 +0x559 fp=0xc000b15b60 sp=0xc000b159a8 pc=0x8e0219
github.com/google/syzkaller/pkg/ipc.(*Env).Exec(0xc000fac870, 0x8e8306?, 0xc000c62900)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:286 +0x24e fp=0xc000b15c40 sp=0xc000b15b60 pc=0x8dc22e
main.(*Proc).executeRaw(0xc000a84240, 0x413f25?, 0xc00108b5c0?, 0x2)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:328 +0x1bc fp=0xc000b15d58 sp=0xc000b15c40 pc=0x8eb3dc
main.(*Proc).execute(0xc000a84240, 0xc00150a180?, 0xf60a80?, 0xb13228?, 0xf60b20?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:255 +0x49 fp=0xc000b15e98 sp=0xc000b15d58 pc=0x8eab49
main.(*Proc).loop(0xc000a84240)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:76 +0xc6 fp=0xc000b15fc8 sp=0xc000b15e98 pc=0x8e8d46
main.main.func2()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:310 +0x26 fp=0xc000b15fe0 sp=0xc000b15fc8 pc=0x8e5066
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000b15fe8 sp=0xc000b15fe0 pc=0x467501
created by main.main
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:310 +0x15e5

goroutine 2102 [IO wait, 5 minutes]:
runtime.gopark(0x4b8dc5?, 0xc000187608?, 0x58?, 0x76?, 0x4b8df9?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc0001875e8 sp=0xc0001875c8 pc=0x437ed6
runtime.netpollblock(0xc00109e000?, 0x40472f?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc000187620 sp=0xc0001875e8 pc=0x431237
internal/poll.runtime_pollWait(0x7f7fd09a0f28, 0x72)
	/usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc000187640 sp=0xc000187620 pc=0x461889
internal/poll.(*pollDesc).wait(0xc000c78e40?, 0xc00109e000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc000187668 sp=0xc000187640 pc=0x4d1932
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc000c78e40, {0xc00109e000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:167 +0x299 fp=0xc000187700 sp=0xc000187668 pc=0x4d2d19
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:31
os.(*File).Read(0xc0008aa130, {0xc00109e000?, 0xc000a73148?, 0x0?})
	/usr/local/go/src/os/file.go:118 +0x5e fp=0xc000187758 sp=0xc000187700 pc=0x4dcdfe
github.com/google/syzkaller/pkg/ipc.makeCommand.func2(0xc0000da620)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:629 +0x8a fp=0xc0001877c8 sp=0xc000187758 pc=0x8df2ea
github.com/google/syzkaller/pkg/ipc.makeCommand.func7()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:644 +0x2a fp=0xc0001877e0 sp=0xc0001877c8 pc=0x8df22a
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0001877e8 sp=0xc0001877e0 pc=0x467501
created by github.com/google/syzkaller/pkg/ipc.makeCommand
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:623 +0xa7b

goroutine 4243 [select]:
runtime.gopark(0xc000182fb0?, 0x2?, 0xb0?, 0x2e?, 0xc000182f8c?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000182e18 sp=0xc000182df8 pc=0x437ed6
runtime.selectgo(0xc000182fb0, 0xc000182f88, 0xe7da10?, 0x0, 0x33?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x7be fp=0xc000182f58 sp=0xc000182e18 pc=0x447efe
github.com/google/syzkaller/pkg/ipc.(*command).exec.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:771 +0x7d fp=0xc000182fe0 sp=0xc000182f58 pc=0x8e091d
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000182fe8 sp=0xc000182fe0 pc=0x467501
created by github.com/google/syzkaller/pkg/ipc.(*command).exec
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:769 +0x25b

goroutine 14 [IO wait]:
runtime.gopark(0x4b8dc5?, 0xc00008b810?, 0x60?, 0xb8?, 0x4b8df9?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc00008b7f0 sp=0xc00008b7d0 pc=0x437ed6
runtime.netpollblock(0xc000a735f0?, 0x40472f?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc00008b828 sp=0xc00008b7f0 pc=0x431237
internal/poll.runtime_pollWait(0x7f7fd09a0d48, 0x72)
	/usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc00008b848 sp=0xc00008b828 pc=0x461889
internal/poll.(*pollDesc).wait(0xc0011ce0c0?, 0xc000a735f0?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc00008b870 sp=0xc00008b848 pc=0x4d1932
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc0011ce0c0, {0xc000a735f0, 0xc, 0xc})
	/usr/local/go/src/internal/poll/fd_unix.go:167 +0x299 fp=0xc00008b908 sp=0xc00008b870 pc=0x4d2d19
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:31
os.(*File).Read(0xc0008aa068, {0xc000a735f0?, 0xc00008b998?, 0x40da27?})
	/usr/local/go/src/os/file.go:118 +0x5e fp=0xc00008b960 sp=0xc00008b908 pc=0x4dcdfe
io.ReadAtLeast({0xb12060, 0xc0008aa068}, {0xc000a735f0, 0xc, 0xc}, 0xc)
	/usr/local/go/src/io/io.go:332 +0x9a fp=0xc00008b9a8 sp=0xc00008b960 pc=0x4aefba
io.ReadFull(...)
	/usr/local/go/src/io/io.go:351
github.com/google/syzkaller/pkg/ipc.(*command).exec(0xc0000daa10, 0x7f7fcc72a000?, {0x0, 0x0, 0x0})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:786 +0x559 fp=0xc00008bb60 sp=0xc00008b9a8 pc=0x8e0219
github.com/google/syzkaller/pkg/ipc.(*Env).Exec(0xc000faca20, 0x8e8306?, 0xc00108e880)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:286 +0x24e fp=0xc00008bc40 sp=0xc00008bb60 pc=0x8dc22e
main.(*Proc).executeRaw(0xc000a84bc0, 0x413f25?, 0xc001507740?, 0x2)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:328 +0x1bc fp=0xc00008bd58 sp=0xc00008bc40 pc=0x8eb3dc
main.(*Proc).execute(0xc000a84bc0, 0xc000da9c20?, 0xc000c74340?, 0x7?, 0x2?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:255 +0x49 fp=0xc00008be98 sp=0xc00008bd58 pc=0x8eab49
main.(*Proc).loop(0xc000a84bc0)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:76 +0xc6 fp=0xc00008bfc8 sp=0xc00008be98 pc=0x8e8d46
main.main.func2()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:310 +0x26 fp=0xc00008bfe0 sp=0xc00008bfc8 pc=0x8e5066
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc00008bfe8 sp=0xc00008bfe0 pc=0x467501
created by main.main
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:310 +0x15e5

goroutine 15 [IO wait]:
runtime.gopark(0x4b8dc5?, 0xc0009fb810?, 0x60?, 0xb8?, 0x4b8df9?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc0009fb7f0 sp=0xc0009fb7d0 pc=0x437ed6
runtime.netpollblock(0xc000a73d10?, 0x40472f?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc0009fb828 sp=0xc0009fb7f0 pc=0x431237
internal/poll.runtime_pollWait(0x7f7fd078a2b8, 0x72)
	/usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc0009fb848 sp=0xc0009fb828 pc=0x461889
internal/poll.(*pollDesc).wait(0xc000e61b00?, 0xc000a73d10?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc0009fb870 sp=0xc0009fb848 pc=0x4d1932
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc000e61b00, {0xc000a73d10, 0xc, 0xc})
	/usr/local/go/src/internal/poll/fd_unix.go:167 +0x299 fp=0xc0009fb908 sp=0xc0009fb870 pc=0x4d2d19
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:31
os.(*File).Read(0xc000013a30, {0xc000a73d10?, 0xc0009fb998?, 0x40da27?})
	/usr/local/go/src/os/file.go:118 +0x5e fp=0xc0009fb960 sp=0xc0009fb908 pc=0x4dcdfe
io.ReadAtLeast({0xb12060, 0xc000013a30}, {0xc000a73d10, 0xc, 0xc}, 0xc)
	/usr/local/go/src/io/io.go:332 +0x9a fp=0xc0009fb9a8 sp=0xc0009fb960 pc=0x4aefba
io.ReadFull(...)
	/usr/local/go/src/io/io.go:351
github.com/google/syzkaller/pkg/ipc.(*command).exec(0xc0000da620, 0x7f7fcb32a000?, {0x0, 0x0, 0x0})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:786 +0x559 fp=0xc0009fbb60 sp=0xc0009fb9a8 pc=0x8e0219
github.com/google/syzkaller/pkg/ipc.(*Env).Exec(0xc000facab0, 0x8e8306?, 0xc00080fb80)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:286 +0x24e fp=0xc0009fbc40 sp=0xc0009fbb60 pc=0x8dc22e
main.(*Proc).executeRaw(0xc000a84c00, 0xc0009fbd90?, 0x405f71?, 0x2)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:328 +0x1bc fp=0xc0009fbd58 sp=0xc0009fbc40 pc=0x8eb3dc
main.(*Proc).execute(0xc000a84c00, 0xc001507500?, 0x0?, 0x0?, 0x0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:255 +0x49 fp=0xc0009fbe98 sp=0xc0009fbd58 pc=0x8eab49
main.(*Proc).loop(0xc000a84c00)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:76 +0xc6 fp=0xc0009fbfc8 sp=0xc0009fbe98 pc=0x8e8d46
main.main.func2()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:310 +0x26 fp=0xc0009fbfe0 sp=0xc0009fbfc8 pc=0x8e5066
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0009fbfe8 sp=0xc0009fbfe0 pc=0x467501
created by main.main
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:310 +0x15e5

goroutine 16 [IO wait]:
runtime.gopark(0x4b8dc5?, 0xc0014f7810?, 0x60?, 0x78?, 0x4b8df9?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc0014f77f0 sp=0xc0014f77d0 pc=0x437ed6
runtime.netpollblock(0xc00126dca0?, 0x40472f?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc0014f7828 sp=0xc0014f77f0 pc=0x431237
internal/poll.runtime_pollWait(0x7f7fd078a768, 0x72)
	/usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc0014f7848 sp=0xc0014f7828 pc=0x461889
internal/poll.(*pollDesc).wait(0xc000c78840?, 0xc00126dca0?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc0014f7870 sp=0xc0014f7848 pc=0x4d1932
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc000c78840, {0xc00126dca0, 0xc, 0xc})
	/usr/local/go/src/internal/poll/fd_unix.go:167 +0x299 fp=0xc0014f7908 sp=0xc0014f7870 pc=0x4d2d19
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:31
os.(*File).Read(0xc0008aa058, {0xc00126dca0?, 0xc0014f7998?, 0x40da27?})
	/usr/local/go/src/os/file.go:118 +0x5e fp=0xc0014f7960 sp=0xc0014f7908 pc=0x4dcdfe
io.ReadAtLeast({0xb12060, 0xc0008aa058}, {0xc00126dca0, 0xc, 0xc}, 0xc)
	/usr/local/go/src/io/io.go:332 +0x9a fp=0xc0014f79a8 sp=0xc0014f7960 pc=0x4aefba
io.ReadFull(...)
	/usr/local/go/src/io/io.go:351
github.com/google/syzkaller/pkg/ipc.(*command).exec(0xc0003b42a0, 0x7f7fc9f2a000?, {0x0, 0x0, 0x0})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:786 +0x559 fp=0xc0014f7b60 sp=0xc0014f79a8 pc=0x8e0219
github.com/google/syzkaller/pkg/ipc.(*Env).Exec(0xc000facbd0, 0x8e8306?, 0xc000c62740)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:286 +0x24e fp=0xc0014f7c40 sp=0xc0014f7b60 pc=0x8dc22e
main.(*Proc).executeRaw(0xc000a85100, 0xc0014f7d90?, 0x405f71?, 0x2)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:328 +0x1bc fp=0xc0014f7d58 sp=0xc0014f7c40 pc=0x8eb3dc
main.(*Proc).execute(0xc000a85100, 0xc0011ce900?, 0x0?, 0x0?, 0x0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:255 +0x49 fp=0xc0014f7e98 sp=0xc0014f7d58 pc=0x8eab49
main.(*Proc).loop(0xc000a85100)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:76 +0xc6 fp=0xc0014f7fc8 sp=0xc0014f7e98 pc=0x8e8d46
main.main.func2()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:310 +0x26 fp=0xc0014f7fe0 sp=0xc0014f7fc8 pc=0x8e5066
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0014f7fe8 sp=0xc0014f7fe0 pc=0x467501
created by main.main
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:310 +0x15e5

goroutine 2103 [syscall, 5 minutes]:
syscall.Syscall6(0x1e1, 0x1, 0x20c7, 0xc000186e6c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x5 fp=0xc000186e18 sp=0xc000186e10 pc=0x4b8e25
os.wait6(0xc000046000?, 0xc000186f18?, 0x405ccc?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4d fp=0xc000186e88 sp=0xc000186e18 pc=0x4e2e8d
os.(*Process).blockUntilWaitable(0xc000fa8e40)
	/usr/local/go/src/os/wait_wait6.go:20 +0x36 fp=0xc000186eb8 sp=0xc000186e88 pc=0x4e2f16
os.(*Process).wait(0xc000fa8e40)
	/usr/local/go/src/os/exec_unix.go:22 +0x28 fp=0xc000186f18 sp=0xc000186eb8 pc=0x4dc648
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:132
os/exec.(*Cmd).Wait(0xc001240160)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc000186f80 sp=0xc000186f18 pc=0x51d085
github.com/google/syzkaller/pkg/ipc.makeCommand.func3(0xc0000da620)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:652 +0x32 fp=0xc000186fc8 sp=0xc000186f80 pc=0x8df172
github.com/google/syzkaller/pkg/ipc.makeCommand.func8()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:657 +0x2a fp=0xc000186fe0 sp=0xc000186fc8 pc=0x8df10a
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000186fe8 sp=0xc000186fe0 pc=0x467501
created by github.com/google/syzkaller/pkg/ipc.makeCommand
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:651 +0xc7c

goroutine 2013 [IO wait, 6 minutes]:
runtime.gopark(0x4b8dc5?, 0xc000185608?, 0x58?, 0x56?, 0x4b8df9?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc0001855e8 sp=0xc0001855c8 pc=0x437ed6
runtime.netpollblock(0xc001014000?, 0x40472f?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc000185620 sp=0xc0001855e8 pc=0x431237
internal/poll.runtime_pollWait(0x7f7fd078a498, 0x72)
	/usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc000185640 sp=0xc000185620 pc=0x461889
internal/poll.(*pollDesc).wait(0xc000e25020?, 0xc001014000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc000185668 sp=0xc000185640 pc=0x4d1932
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc000e25020, {0xc001014000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:167 +0x299 fp=0xc000185700 sp=0xc000185668 pc=0x4d2d19
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:31
os.(*File).Read(0xc000013888, {0xc001014000?, 0x4c4757?, 0xc0001857b8?})
	/usr/local/go/src/os/file.go:118 +0x5e fp=0xc000185758 sp=0xc000185700 pc=0x4dcdfe
github.com/google/syzkaller/pkg/ipc.makeCommand.func2(0xc0003b4380)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:629 +0x8a fp=0xc0001857c8 sp=0xc000185758 pc=0x8df2ea
github.com/google/syzkaller/pkg/ipc.makeCommand.func7()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:644 +0x2a fp=0xc0001857e0 sp=0xc0001857c8 pc=0x8df22a
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0001857e8 sp=0xc0001857e0 pc=0x467501
created by github.com/google/syzkaller/pkg/ipc.makeCommand
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:623 +0xa7b

goroutine 2014 [syscall, 6 minutes]:
syscall.Syscall6(0x1e1, 0x1, 0x19e4, 0xc000185e6c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x5 fp=0xc000185e18 sp=0xc000185e10 pc=0x4b8e25
os.wait6(0xc000e524e0?, 0xc000185f18?, 0x405d85?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4d fp=0xc000185e88 sp=0xc000185e18 pc=0x4e2e8d
os.(*Process).blockUntilWaitable(0xc00042e3c0)
	/usr/local/go/src/os/wait_wait6.go:20 +0x36 fp=0xc000185eb8 sp=0xc000185e88 pc=0x4e2f16
os.(*Process).wait(0xc00042e3c0)
	/usr/local/go/src/os/exec_unix.go:22 +0x28 fp=0xc000185f18 sp=0xc000185eb8 pc=0x4dc648
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:132
os/exec.(*Cmd).Wait(0xc000102840)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc000185f80 sp=0xc000185f18 pc=0x51d085
github.com/google/syzkaller/pkg/ipc.makeCommand.func3(0xc0003b4380)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:652 +0x32 fp=0xc000185fc8 sp=0xc000185f80 pc=0x8df172
github.com/google/syzkaller/pkg/ipc.makeCommand.func8()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:657 +0x2a fp=0xc000185fe0 sp=0xc000185fc8 pc=0x8df10a
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000185fe8 sp=0xc000185fe0 pc=0x467501
created by github.com/google/syzkaller/pkg/ipc.makeCommand
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:651 +0xc7c

goroutine 2158 [IO wait, 3 minutes]:
runtime.gopark(0x4b8dc5?, 0xc000b1de08?, 0x58?, 0xde?, 0x4b8df9?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000b1dde8 sp=0xc000b1ddc8 pc=0x437ed6
runtime.netpollblock(0xc000dc0000?, 0x40472f?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc000b1de20 sp=0xc000b1dde8 pc=0x431237
internal/poll.runtime_pollWait(0x7f7fd09a0898, 0x72)
	/usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc000b1de40 sp=0xc000b1de20 pc=0x461889
internal/poll.(*pollDesc).wait(0xc000b8e000?, 0xc000dc0000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc000b1de68 sp=0xc000b1de40 pc=0x4d1932
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc000b8e000, {0xc000dc0000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:167 +0x299 fp=0xc000b1df00 sp=0xc000b1de68 pc=0x4d2d19
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:31
os.(*File).Read(0xc000012008, {0xc000dc0000?, 0x4c4757?, 0xc000b1dfb8?})
	/usr/local/go/src/os/file.go:118 +0x5e fp=0xc000b1df58 sp=0xc000b1df00 pc=0x4dcdfe
github.com/google/syzkaller/pkg/ipc.makeCommand.func2(0xc0000da380)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:629 +0x8a fp=0xc000b1dfc8 sp=0xc000b1df58 pc=0x8df2ea
github.com/google/syzkaller/pkg/ipc.makeCommand.func7()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:644 +0x2a fp=0xc000b1dfe0 sp=0xc000b1dfc8 pc=0x8df22a
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000b1dfe8 sp=0xc000b1dfe0 pc=0x467501
created by github.com/google/syzkaller/pkg/ipc.makeCommand
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:623 +0xa7b

goroutine 4260 [select]:
runtime.gopark(0xc000b1a7b0?, 0x2?, 0x5?, 0xd?, 0xc000b1a78c?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000b1a618 sp=0xc000b1a5f8 pc=0x437ed6
runtime.selectgo(0xc000b1a7b0, 0xc000b1a788, 0xc000a32108?, 0x0, 0x33?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x7be fp=0xc000b1a758 sp=0xc000b1a618 pc=0x447efe
github.com/google/syzkaller/pkg/ipc.(*command).exec.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:771 +0x7d fp=0xc000b1a7e0 sp=0xc000b1a758 pc=0x8e091d
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000b1a7e8 sp=0xc000b1a7e0 pc=0x467501
created by github.com/google/syzkaller/pkg/ipc.(*command).exec
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:769 +0x25b

goroutine 2139 [syscall, 3 minutes]:
syscall.Syscall6(0x1e1, 0x1, 0x1dec, 0xc000b1966c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x5 fp=0xc000b19618 sp=0xc000b19610 pc=0x4b8e25
os.wait6(0x1015e80?, 0x8000000000000000?, 0x8e8fc81aad?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4d fp=0xc000b19688 sp=0xc000b19618 pc=0x4e2e8d
os.(*Process).blockUntilWaitable(0xc000fa8000)
	/usr/local/go/src/os/wait_wait6.go:20 +0x36 fp=0xc000b196b8 sp=0xc000b19688 pc=0x4e2f16
os.(*Process).wait(0xc000fa8000)
	/usr/local/go/src/os/exec_unix.go:22 +0x28 fp=0xc000b19718 sp=0xc000b196b8 pc=0x4dc648
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:132
os/exec.(*Cmd).Wait(0xc000102420)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc000b19780 sp=0xc000b19718 pc=0x51d085
github.com/google/syzkaller/pkg/ipc.makeCommand.func3(0xc0000da380)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:652 +0x32 fp=0xc000b197c8 sp=0xc000b19780 pc=0x8df172
github.com/google/syzkaller/pkg/ipc.makeCommand.func8()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:657 +0x2a fp=0xc000b197e0 sp=0xc000b197c8 pc=0x8df10a
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000b197e8 sp=0xc000b197e0 pc=0x467501
created by github.com/google/syzkaller/pkg/ipc.makeCommand
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:651 +0xc7c

goroutine 4259 [select]:
runtime.gopark(0xc0001817b0?, 0x2?, 0xd0?, 0xe2?, 0xc00018178c?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000181618 sp=0xc0001815f8 pc=0x437ed6
runtime.selectgo(0xc0001817b0, 0xc000181788, 0x4c4757?, 0x0, 0x8df1c7?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x7be fp=0xc000181758 sp=0xc000181618 pc=0x447efe
github.com/google/syzkaller/pkg/ipc.(*command).exec.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:771 +0x7d fp=0xc0001817e0 sp=0xc000181758 pc=0x8e091d
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0001817e8 sp=0xc0001817e0 pc=0x467501
created by github.com/google/syzkaller/pkg/ipc.(*command).exec
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:769 +0x25b

goroutine 2141 [IO wait, 1 minutes]:
runtime.gopark(0x4b8dc5?, 0xc000be3e08?, 0x58?, 0x3e?, 0x4b8df9?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000be3de8 sp=0xc000be3dc8 pc=0x437ed6
runtime.netpollblock(0xc000ed2001?, 0x40472f?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc000be3e20 sp=0xc000be3de8 pc=0x431237
internal/poll.runtime_pollWait(0x7f7fd09a0c58, 0x72)
	/usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc000be3e40 sp=0xc000be3e20 pc=0x461889
internal/poll.(*pollDesc).wait(0xc000c78420?, 0xc000ed2001?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc000be3e68 sp=0xc000be3e40 pc=0x4d1932
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc000c78420, {0xc000ed2001, 0x1ffff, 0x1ffff})
	/usr/local/go/src/internal/poll/fd_unix.go:167 +0x299 fp=0xc000be3f00 sp=0xc000be3e68 pc=0x4d2d19
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:31
os.(*File).Read(0xc0008aa010, {0xc000ed2001?, 0x4c4757?, 0xc000be3fb8?})
	/usr/local/go/src/os/file.go:118 +0x5e fp=0xc000be3f58 sp=0xc000be3f00 pc=0x4dcdfe
github.com/google/syzkaller/pkg/ipc.makeCommand.func2(0xc0003b42a0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:629 +0x8a fp=0xc000be3fc8 sp=0xc000be3f58 pc=0x8df2ea
github.com/google/syzkaller/pkg/ipc.makeCommand.func7()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:644 +0x2a fp=0xc000be3fe0 sp=0xc000be3fc8 pc=0x8df22a
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000be3fe8 sp=0xc000be3fe0 pc=0x467501
created by github.com/google/syzkaller/pkg/ipc.makeCommand
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:623 +0xa7b

goroutine 3155 [syscall, 1 minutes]:
syscall.Syscall6(0x1e1, 0x1, 0x3add, 0xc000be566c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x5 fp=0xc000be5618 sp=0xc000be5610 pc=0x4b8e25
os.wait6(0xc000e52340?, 0xc000be5718?, 0x405d85?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4d fp=0xc000be5688 sp=0xc000be5618 pc=0x4e2e8d
os.(*Process).blockUntilWaitable(0xc00003cff0)
	/usr/local/go/src/os/wait_wait6.go:20 +0x36 fp=0xc000be56b8 sp=0xc000be5688 pc=0x4e2f16
os.(*Process).wait(0xc00003cff0)
	/usr/local/go/src/os/exec_unix.go:22 +0x28 fp=0xc000be5718 sp=0xc000be56b8 pc=0x4dc648
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:132
os/exec.(*Cmd).Wait(0xc001240000)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc000be5780 sp=0xc000be5718 pc=0x51d085
github.com/google/syzkaller/pkg/ipc.makeCommand.func3(0xc0000daa10)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:652 +0x32 fp=0xc000be57c8 sp=0xc000be5780 pc=0x8df172
github.com/google/syzkaller/pkg/ipc.makeCommand.func8()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:657 +0x2a fp=0xc000be57e0 sp=0xc000be57c8 pc=0x8df10a
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000be57e8 sp=0xc000be57e0 pc=0x467501
created by github.com/google/syzkaller/pkg/ipc.makeCommand
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:651 +0xc7c

goroutine 2159 [syscall, 3 minutes]:
syscall.Syscall6(0x1e1, 0x1, 0x1cfb, 0xc000bdf66c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x5 fp=0xc000bdf618 sp=0xc000bdf610 pc=0x4b8e25
os.wait6(0x0?, 0x0?, 0x0?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4d fp=0xc000bdf688 sp=0xc000bdf618 pc=0x4e2e8d
os.(*Process).blockUntilWaitable(0xc00003d050)
	/usr/local/go/src/os/wait_wait6.go:20 +0x36 fp=0xc000bdf6b8 sp=0xc000bdf688 pc=0x4e2f16
os.(*Process).wait(0xc00003d050)
	/usr/local/go/src/os/exec_unix.go:22 +0x28 fp=0xc000bdf718 sp=0xc000bdf6b8 pc=0x4dc648
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:132
os/exec.(*Cmd).Wait(0xc0012402c0)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc000bdf780 sp=0xc000bdf718 pc=0x51d085
github.com/google/syzkaller/pkg/ipc.makeCommand.func3(0xc0003b42a0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:652 +0x32 fp=0xc000bdf7c8 sp=0xc000bdf780 pc=0x8df172
github.com/google/syzkaller/pkg/ipc.makeCommand.func8()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:657 +0x2a fp=0xc000bdf7e0 sp=0xc000bdf7c8 pc=0x8df10a
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000bdf7e8 sp=0xc000bdf7e0 pc=0x467501
created by github.com/google/syzkaller/pkg/ipc.makeCommand
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:651 +0xc7c

goroutine 4246 [select]:
runtime.gopark(0xc000bdffb0?, 0x2?, 0xb1?, 0x8f?, 0xc000bdff8c?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000bdfe18 sp=0xc000bdfdf8 pc=0x437ed6
runtime.selectgo(0xc000bdffb0, 0xc000bdff88, 0xc000a3218c?, 0x0, 0x4?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x7be fp=0xc000bdff58 sp=0xc000bdfe18 pc=0x447efe
github.com/google/syzkaller/pkg/ipc.(*command).exec.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:771 +0x7d fp=0xc000bdffe0 sp=0xc000bdff58 pc=0x8e091d
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000bdffe8 sp=0xc000bdffe0 pc=0x467501
created by github.com/google/syzkaller/pkg/ipc.(*command).exec
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:769 +0x25b

goroutine 3154 [IO wait, 1 minutes]:
runtime.gopark(0x4b8dc5?, 0xc000be1e08?, 0x58?, 0x1e?, 0x4b8df9?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000be1de8 sp=0xc000be1dc8 pc=0x437ed6
runtime.netpollblock(0xc000e26000?, 0x40472f?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc000be1e20 sp=0xc000be1de8 pc=0x431237
internal/poll.runtime_pollWait(0x7f7fd0789fe8, 0x72)
	/usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc000be1e40 sp=0xc000be1e20 pc=0x461889
internal/poll.(*pollDesc).wait(0xc0011ce000?, 0xc000e26000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc000be1e68 sp=0xc000be1e40 pc=0x4d1932
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc0011ce000, {0xc000e26000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:167 +0x299 fp=0xc000be1f00 sp=0xc000be1e68 pc=0x4d2d19
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:31
os.(*File).Read(0xc0008aa000, {0xc000e26000?, 0x4c4757?, 0xc000be1fb8?})
	/usr/local/go/src/os/file.go:118 +0x5e fp=0xc000be1f58 sp=0xc000be1f00 pc=0x4dcdfe
github.com/google/syzkaller/pkg/ipc.makeCommand.func2(0xc0000daa10)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:629 +0x8a fp=0xc000be1fc8 sp=0xc000be1f58 pc=0x8df2ea
github.com/google/syzkaller/pkg/ipc.makeCommand.func7()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:644 +0x2a fp=0xc000be1fe0 sp=0xc000be1fc8 pc=0x8df22a
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000be1fe8 sp=0xc000be1fe0 pc=0x467501
created by github.com/google/syzkaller/pkg/ipc.makeCommand
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:623 +0xa7b

goroutine 4244 [select]:
runtime.gopark(0xc000b16fb0?, 0x2?, 0xd8?, 0xc7?, 0xc000b16f8c?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000b16e18 sp=0xc000b16df8 pc=0x437ed6
runtime.selectgo(0xc000b16fb0, 0xc000b16f88, 0x0?, 0x0, 0x0?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x7be fp=0xc000b16f58 sp=0xc000b16e18 pc=0x447efe
github.com/google/syzkaller/pkg/ipc.(*command).exec.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:771 +0x7d fp=0xc000b16fe0 sp=0xc000b16f58 pc=0x8e091d
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000b16fe8 sp=0xc000b16fe0 pc=0x467501
created by github.com/google/syzkaller/pkg/ipc.(*command).exec
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:769 +0x25b

goroutine 3690 [IO wait]:
runtime.gopark(0x4b8dc5?, 0xc000f5de08?, 0x58?, 0xde?, 0x4b8df9?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000f5dde8 sp=0xc000f5ddc8 pc=0x437ed6
runtime.netpollblock(0xc000ef2000?, 0x40472f?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc000f5de20 sp=0xc000f5dde8 pc=0x431237
internal/poll.runtime_pollWait(0x7f7fd09a0e38, 0x72)
	/usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc000f5de40 sp=0xc000f5de20 pc=0x461889
internal/poll.(*pollDesc).wait(0xc0011ceba0?, 0xc000ef2000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc000f5de68 sp=0xc000f5de40 pc=0x4d1932
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc0011ceba0, {0xc000ef2000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:167 +0x299 fp=0xc000f5df00 sp=0xc000f5de68 pc=0x4d2d19
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:31
os.(*File).Read(0xc0008aa200, {0xc000ef2000?, 0x0?, 0x0?})
	/usr/local/go/src/os/file.go:118 +0x5e fp=0xc000f5df58 sp=0xc000f5df00 pc=0x4dcdfe
github.com/google/syzkaller/pkg/ipc.makeCommand.func2(0xc0000daaf0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:629 +0x8a fp=0xc000f5dfc8 sp=0xc000f5df58 pc=0x8df2ea
github.com/google/syzkaller/pkg/ipc.makeCommand.func7()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:644 +0x2a fp=0xc000f5dfe0 sp=0xc000f5dfc8 pc=0x8df22a
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000f5dfe8 sp=0xc000f5dfe0 pc=0x467501
created by github.com/google/syzkaller/pkg/ipc.makeCommand
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:623 +0xa7b

goroutine 3691 [syscall]:
syscall.Syscall6(0x1e1, 0x1, 0x4e39, 0xc000f5ae6c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x5 fp=0xc000f5ae18 sp=0xc000f5ae10 pc=0x4b8e25
os.wait6(0xc000e521a0?, 0xc000f5af18?, 0x405d85?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4d fp=0xc000f5ae88 sp=0xc000f5ae18 pc=0x4e2e8d
os.(*Process).blockUntilWaitable(0xc00003da10)
	/usr/local/go/src/os/wait_wait6.go:20 +0x36 fp=0xc000f5aeb8 sp=0xc000f5ae88 pc=0x4e2f16
os.(*Process).wait(0xc00003da10)
	/usr/local/go/src/os/exec_unix.go:22 +0x28 fp=0xc000f5af18 sp=0xc000f5aeb8 pc=0x4dc648
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:132
os/exec.(*Cmd).Wait(0xc001240580)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc000f5af80 sp=0xc000f5af18 pc=0x51d085
github.com/google/syzkaller/pkg/ipc.makeCommand.func3(0xc0000daaf0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:652 +0x32 fp=0xc000f5afc8 sp=0xc000f5af80 pc=0x8df172
github.com/google/syzkaller/pkg/ipc.makeCommand.func8()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:657 +0x2a fp=0xc000f5afe0 sp=0xc000f5afc8 pc=0x8df10a
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000f5afe8 sp=0xc000f5afe0 pc=0x467501
created by github.com/google/syzkaller/pkg/ipc.makeCommand
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:651 +0xc7c