fatal error: fault
[signal SIGSEGV: segmentation violation code=0x1 addr=0x7f7fcb32e000 pc=0x5482b6]

goroutine 14 [running]:
runtime.throw({0xa30877?, 0xc000790bd0?})
	/usr/local/go/src/runtime/panic.go:1047 +0x5d fp=0xc000790b20 sp=0xc000790af0 pc=0x43521d
runtime.sigpanic()
	/usr/local/go/src/runtime/signal_unix.go:851 +0x28a fp=0xc000790b80 sp=0xc000790b20 pc=0x44bb6a
encoding/binary.littleEndian.PutUint64(...)
	/usr/local/go/src/encoding/binary/binary.go:116
github.com/google/syzkaller/prog.(*execContext).write(...)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/encodingexec.go:254
github.com/google/syzkaller/prog.(*execContext).writeConstArg(0x555638?, 0xc001286740?, 0x934ec0?, 0x4041e5?, 0x934ec0?, 0xc000010030?, 0xc000790c08?)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/encodingexec.go:314 +0xb6 fp=0xc000790ba0 sp=0xc000790b80 pc=0x5482b6
github.com/google/syzkaller/prog.(*execContext).writeArg(0xc000791ab0, {0xb15b00?, 0xc000a5ba30?})
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/encodingexec.go:263 +0x18b fp=0xc000790ca8 sp=0xc000790ba0 pc=0x54770b
github.com/google/syzkaller/prog.(*execContext).writeCopyin.func1({0xb15b00, 0xc000a5ba30}, 0x0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/encodingexec.go:172 +0x313 fp=0xc000790d08 sp=0xc000790ca8 pc=0x546613
github.com/google/syzkaller/prog.foreachArgImpl({0xb15b00?, 0xc000a5ba30?}, 0xc000a6b8c0, 0xc0007919b0)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:134 +0x139 fp=0xc000790e90 sp=0xc000790d08 pc=0x534359
github.com/google/syzkaller/prog.foreachArgImpl({0xb15b80?, 0xc000ebab80?}, 0xc000a6b8c0, 0xc0007919b0)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:151 +0x3ba fp=0xc000791018 sp=0xc000790e90 pc=0x5345da
github.com/google/syzkaller/prog.foreachArgImpl({0xb15c40?, 0xc000ebab60?}, 0xc000a6b8c0, 0xc0007919b0)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:171 +0x2f6 fp=0xc0007911a0 sp=0xc000791018 pc=0x534516
github.com/google/syzkaller/prog.foreachArgImpl({0xb15b80?, 0xc000ebaae0?}, 0xc000a6b8c0, 0xc0007919b0)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:151 +0x3ba fp=0xc000791328 sp=0xc0007911a0 pc=0x5345da
github.com/google/syzkaller/prog.foreachArgImpl({0xb15b80?, 0xc000ebaaa0?}, 0xc000a6b8c0, 0xc0007919b0)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:151 +0x3ba fp=0xc0007914b0 sp=0xc000791328 pc=0x5345da
github.com/google/syzkaller/prog.foreachArgImpl({0xb15bc0?, 0xc000ff20f0?}, 0xc000a6b8c0, 0xc0007919b0)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:168 +0x2ce fp=0xc000791638 sp=0xc0007914b0 pc=0x5344ee
github.com/google/syzkaller/prog.foreachArgImpl({0xb15b80?, 0xc000ebaa60?}, 0xc000a6b8c0, 0xc0007919b0)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:151 +0x3ba fp=0xc0007917c0 sp=0xc000791638 pc=0x5345da
github.com/google/syzkaller/prog.foreachArgImpl({0xb15bc0?, 0xc000ff2090?}, 0xc000a6b8c0, 0xc0007919b0)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:168 +0x2ce fp=0xc000791948 sp=0xc0007917c0 pc=0x5344ee
github.com/google/syzkaller/prog.ForeachArg(0xc000ec3cc0, 0xc000010030?)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:127 +0xde fp=0xc0007919a0 sp=0xc000791948 pc=0x5341be
github.com/google/syzkaller/prog.(*execContext).writeCopyin(0xc000791ab0?, 0xb15b00?)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/encodingexec.go:153 +0x38 fp=0xc0007919d0 sp=0xc0007919a0 pc=0x5462d8
github.com/google/syzkaller/prog.(*execContext).serializeCall(0xc000791ab0, 0xc000ec3cc0)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/encodingexec.go:88 +0x2d fp=0xc000791a50 sp=0xc0007919d0 pc=0x545bcd
github.com/google/syzkaller/prog.(*Prog).SerializeForExec(0xc000a6b380, {0x7f7fcb32a000, 0x400000, 0x400000})
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/encodingexec.go:76 +0x165 fp=0xc000791c58 sp=0xc000791a50 pc=0x545a65
github.com/google/syzkaller/pkg/ipc.(*Env).Exec(0xc000c94f30, 0x0?, 0xc000a6b380)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:257 +0x57 fp=0xc000791d38 sp=0xc000791c58 pc=0x8dc037
main.(*Proc).executeRaw(0xc00114aa00, 0xb?, 0xc?, 0x8)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:328 +0x1bc fp=0xc000791e50 sp=0xc000791d38 pc=0x8eb3dc
main.(*Proc).executeAndCollide(0xc00114aa00, 0xa3ba68?, 0xc0008c80c0?, 0xc000791f38?, 0xc0010fa980?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:292 +0x72 fp=0xc000791e98 sp=0xc000791e50 pc=0x8eb092
main.(*Proc).loop(0xc00114aa00)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:97 +0x3d7 fp=0xc000791fc8 sp=0xc000791e98 pc=0x8e9057
main.main.func2()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:310 +0x26 fp=0xc000791fe0 sp=0xc000791fc8 pc=0x8e5066
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000791fe8 sp=0xc000791fe0 pc=0x467501
created by main.main
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:310 +0x15e5

goroutine 1 [select]:
runtime.gopark(0xc000787a00?, 0x2?, 0x80?, 0x3c?, 0xc0007879bc?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc0007877f0 sp=0xc0007877d0 pc=0x437ed6
runtime.selectgo(0xc000787a00, 0xc0007879b8, 0x1015e80?, 0x0, 0x0?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x7be fp=0xc000787930 sp=0xc0007877f0 pc=0x447efe
main.(*Fuzzer).pollLoop(0xc00022a600)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:385 +0x105 fp=0xc000787a30 sp=0xc000787930 pc=0x8e5965
main.main()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:313 +0x176c fp=0xc000787f80 sp=0xc000787a30 pc=0x8e4fec
runtime.main()
	/usr/local/go/src/runtime/proc.go:250 +0x207 fp=0xc000787fe0 sp=0xc000787f80 pc=0x437aa7
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000787fe8 sp=0xc000787fe0 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=0xc000056fb0 sp=0xc000056f90 pc=0x437ed6
runtime.goparkunlock(...)
	/usr/local/go/src/runtime/proc.go:387
runtime.forcegchelper()
	/usr/local/go/src/runtime/proc.go:305 +0xb0 fp=0xc000056fe0 sp=0xc000056fb0 pc=0x437d10
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000056fe8 sp=0xc000056fe0 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=0xc000057780 sp=0xc000057760 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=0xc0000577c8 sp=0xc000057780 pc=0x423a3e
runtime.gcenable.func1()
	/usr/local/go/src/runtime/mgc.go:178 +0x26 fp=0xc0000577e0 sp=0xc0000577c8 pc=0x418be6
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0000577e8 sp=0xc0000577e0 pc=0x467501
created by runtime.gcenable
	/usr/local/go/src/runtime/mgc.go:178 +0x6b

goroutine 4 [GC scavenge wait]:
runtime.gopark(0xcf0e4530b?, 0x978eddd?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000057f70 sp=0xc000057f50 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=0xc000057fa0 sp=0xc000057f70 pc=0x421913
runtime.bgscavenge(0x0?)
	/usr/local/go/src/runtime/mgcscavenge.go:633 +0x65 fp=0xc000057fc8 sp=0xc000057fa0 pc=0x421f05
runtime.gcenable.func2()
	/usr/local/go/src/runtime/mgc.go:179 +0x26 fp=0xc000057fe0 sp=0xc000057fc8 pc=0x418b86
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000057fe8 sp=0xc000057fe0 pc=0x467501
created by runtime.gcenable
	/usr/local/go/src/runtime/mgc.go:179 +0xaa

goroutine 17 [finalizer wait]:
runtime.gopark(0x0?, 0xa86298?, 0x60?, 0x0?, 0x2000000020?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000056628 sp=0xc000056608 pc=0x437ed6
runtime.runfinq()
	/usr/local/go/src/runtime/mfinal.go:193 +0x107 fp=0xc0000567e0 sp=0xc000056628 pc=0x417c27
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0000567e8 sp=0xc0000567e0 pc=0x467501
created by runtime.createfing
	/usr/local/go/src/runtime/mfinal.go:163 +0x45

goroutine 18 [select]:
runtime.gopark(0xc000052788?, 0x3?, 0x3?, 0x0?, 0xc000052772?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc0000525f8 sp=0xc0000525d8 pc=0x437ed6
runtime.selectgo(0xc000052788, 0xc00005276c, 0xc0000f7c80?, 0x0, 0x0?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x7be fp=0xc000052738 sp=0xc0000525f8 pc=0x447efe
go.opencensus.io/stats/view.(*worker).start(0xc0000f7c80)
	/syzkaller/gopath/src/github.com/google/syzkaller/vendor/go.opencensus.io/stats/view/worker.go:292 +0xad fp=0xc0000527c8 sp=0xc000052738 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=0xc0000527e0 sp=0xc0000527c8 pc=0x883c86
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0000527e8 sp=0xc0000527e0 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 19 [GC worker (idle)]:
runtime.gopark(0xc50e4b0366?, 0xc000040020?, 0x1a?, 0x14?, 0x0?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000052f50 sp=0xc000052f30 pc=0x437ed6
runtime.gcBgMarkWorker()
	/usr/local/go/src/runtime/mgc.go:1275 +0xf1 fp=0xc000052fe0 sp=0xc000052f50 pc=0x41a951
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000052fe8 sp=0xc000052fe0 pc=0x467501
created by runtime.gcBgMarkStartWorkers
	/usr/local/go/src/runtime/mgc.go:1199 +0x25

goroutine 20 [GC worker (idle)]:
runtime.gopark(0xc50e37c590?, 0x2?, 0x4b?, 0xbc?, 0x0?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000053750 sp=0xc000053730 pc=0x437ed6
runtime.gcBgMarkWorker()
	/usr/local/go/src/runtime/mgc.go:1275 +0xf1 fp=0xc0000537e0 sp=0xc000053750 pc=0x41a951
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0000537e8 sp=0xc0000537e0 pc=0x467501
created by runtime.gcBgMarkStartWorkers
	/usr/local/go/src/runtime/mgc.go:1199 +0x25

goroutine 21 [chan receive, 13 minutes]:
runtime.gopark(0xc000058e88?, 0xc000058ee0?, 0xd3?, 0x3?, 0xc000058ee0?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000058eb0 sp=0xc000058e90 pc=0x437ed6
runtime.chanrecv(0xc0000a61e0, 0x0, 0x1)
	/usr/local/go/src/runtime/chan.go:583 +0x49d fp=0xc000058f40 sp=0xc000058eb0 pc=0x4069dd
runtime.chanrecv1(0xc0000a61e0?, 0xc000058fb0?)
	/usr/local/go/src/runtime/chan.go:442 +0x18 fp=0xc000058f68 sp=0xc000058f40 pc=0x406518
github.com/google/syzkaller/pkg/osutil.HandleInterrupts.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/osutil/osutil_unix.go:78 +0x8a fp=0xc000058fe0 sp=0xc000058f68 pc=0x52176a
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000058fe8 sp=0xc000058fe0 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 22 [chan receive, 13 minutes]:
runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc0000596e8 sp=0xc0000596c8 pc=0x437ed6
runtime.chanrecv(0xc00008a0c0, 0x0, 0x1)
	/usr/local/go/src/runtime/chan.go:583 +0x49d fp=0xc000059778 sp=0xc0000596e8 pc=0x4069dd
runtime.chanrecv1(0x0?, 0x0?)
	/usr/local/go/src/runtime/chan.go:442 +0x18 fp=0xc0000597a0 sp=0xc000059778 pc=0x406518
main.main.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:182 +0x1f fp=0xc0000597e0 sp=0xc0000597a0 pc=0x8e50bf
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0000597e8 sp=0xc0000597e0 pc=0x467501
created by main.main
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:180 +0x48f

goroutine 5 [select, 13 minutes, locked to thread]:
runtime.gopark(0xc000260fa8?, 0x2?, 0x52?, 0x82?, 0xc000260f94?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000260e10 sp=0xc000260df0 pc=0x437ed6
runtime.selectgo(0xc000260fa8, 0xc000260f90, 0x0?, 0x0, 0xc00024eee0?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x7be fp=0xc000260f50 sp=0xc000260e10 pc=0x447efe
runtime.ensureSigM.func1()
	/usr/local/go/src/runtime/signal_unix.go:1000 +0x1a7 fp=0xc000260fe0 sp=0xc000260f50 pc=0x45f227
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000260fe8 sp=0xc000260fe0 pc=0x467501
created by runtime.ensureSigM
	/usr/local/go/src/runtime/signal_unix.go:983 +0xbd

goroutine 6 [syscall, 13 minutes]:
runtime.notetsleepg(0x0?, 0x0?)
	/usr/local/go/src/runtime/lock_sema.go:294 +0x34 fp=0xc00024efa0 sp=0xc00024ef58 pc=0x40c094
os/signal.signal_recv()
	/usr/local/go/src/runtime/sigqueue.go:152 +0x2f fp=0xc00024efc0 sp=0xc00024efa0 pc=0x463a4f
os/signal.loop()
	/usr/local/go/src/os/signal/signal_unix.go:23 +0x19 fp=0xc00024efe0 sp=0xc00024efc0 pc=0x5207d9
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc00024efe8 sp=0xc00024efe0 pc=0x467501
created by os/signal.Notify.func1.1
	/usr/local/go/src/os/signal/signal.go:151 +0x2a

goroutine 24 [IO wait]:
runtime.gopark(0x4b8dc5?, 0xc000237978?, 0xc8?, 0x79?, 0x4b8df9?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000237958 sp=0xc000237938 pc=0x437ed6
runtime.netpollblock(0xc0004b9000?, 0x40472f?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc000237990 sp=0xc000237958 pc=0x431237
internal/poll.runtime_pollWait(0x7f7fd08c8158, 0x72)
	/usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc0002379b0 sp=0xc000237990 pc=0x461889
internal/poll.(*pollDesc).wait(0xc0004b5300?, 0xc0004b9000?, 0x0)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc0002379d8 sp=0xc0002379b0 pc=0x4d1932
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc0004b5300, {0xc0004b9000, 0x1000, 0x1000})
	/usr/local/go/src/internal/poll/fd_unix.go:167 +0x299 fp=0xc000237a70 sp=0xc0002379d8 pc=0x4d2d19
net.(*netFD).Read(0xc0004b5300, {0xc0004b9000?, 0xc000237bb8?, 0x88f225?})
	/usr/local/go/src/net/fd_posix.go:55 +0x29 fp=0xc000237ab8 sp=0xc000237a70 pc=0x654809
net.(*conn).Read(0xc0000a5978, {0xc0004b9000?, 0x198?, 0x4aefba?})
	/usr/local/go/src/net/net.go:183 +0x45 fp=0xc000237b00 sp=0xc000237ab8 pc=0x666065
net.(*TCPConn).Read(0xc0001922a0?, {0xc0004b9000?, 0x9c33c0?, 0xc000ebed50?})
	<autogenerated>:1 +0x29 fp=0xc000237b30 sp=0xc000237b00 pc=0x675a29
bufio.(*Reader).fill(0xc0000a7ec0)
	/usr/local/go/src/bufio/bufio.go:106 +0xff fp=0xc000237b68 sp=0xc000237b30 pc=0x504e3f
bufio.(*Reader).ReadByte(0xc0000a7ec0)
	/usr/local/go/src/bufio/bufio.go:265 +0x2c fp=0xc000237b88 sp=0xc000237b68 pc=0x50560c
compress/flate.(*decompressor).moreBits(0xc00039a000)
	/usr/local/go/src/compress/flate/inflate.go:696 +0x2d fp=0xc000237bc0 sp=0xc000237b88 pc=0x510ecd
compress/flate.(*decompressor).nextBlock(0xc00039a000)
	/usr/local/go/src/compress/flate/inflate.go:303 +0x2e fp=0xc000237bd8 sp=0xc000237bc0 pc=0x50f28e
compress/flate.(*decompressor).Read(0xc00039a000, {0xc0001a7000, 0x1000, 0xc000237c80?})
	/usr/local/go/src/compress/flate/inflate.go:347 +0x7e fp=0xc000237c10 sp=0xc000237bd8 pc=0x50f4fe
github.com/google/syzkaller/pkg/rpctype.(*flateConn).Read(0xc000192280?, {0xc0001a7000?, 0x9ba5a0?, 0xc000ebed20?})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/rpctype/rpc.go:136 +0x26 fp=0xc000237c40 sp=0xc000237c10 pc=0x8e1626
bufio.(*Reader).Read(0xc0000a7f20, {0xc0003fe060, 0x1, 0xc000237d70?})
	/usr/local/go/src/bufio/bufio.go:237 +0x1bb fp=0xc000237c78 sp=0xc000237c40 pc=0x50541b
io.ReadAtLeast({0xb0f740, 0xc0000a7f20}, {0xc0003fe060, 0x1, 0x9}, 0x1)
	/usr/local/go/src/io/io.go:332 +0x9a fp=0xc000237cc0 sp=0xc000237c78 pc=0x4aefba
io.ReadFull(...)
	/usr/local/go/src/io/io.go:351
encoding/gob.decodeUintReader({0xb0f740?, 0xc0000a7f20?}, {0xc0003fe060?, 0x9?, 0x9?})
	/usr/local/go/src/encoding/gob/decode.go:116 +0x57 fp=0xc000237d18 sp=0xc000237cc0 pc=0x88d557
encoding/gob.(*Decoder).recvMessage(0xc0004b4000)
	/usr/local/go/src/encoding/gob/decoder.go:82 +0x39 fp=0xc000237d50 sp=0xc000237d18 pc=0x897119
encoding/gob.(*Decoder).decodeTypeSequence(0xc0004b4000, 0x0)
	/usr/local/go/src/encoding/gob/decoder.go:148 +0x4f fp=0xc000237d80 sp=0xc000237d50 pc=0x8974af
encoding/gob.(*Decoder).DecodeValue(0xc0004b4000, {0x92dbc0?, 0xc00007a030?, 0x7f7ff7ecaae8?})
	/usr/local/go/src/encoding/gob/decoder.go:227 +0x18f fp=0xc000237e00 sp=0xc000237d80 pc=0x89794f
encoding/gob.(*Decoder).Decode(0xc0004b4000, {0x92dbc0?, 0xc00007a030?})
	/usr/local/go/src/encoding/gob/decoder.go:204 +0x165 fp=0xc000237e58 sp=0xc000237e00 pc=0x897765
net/rpc.(*gobClientCodec).ReadResponseHeader(0x971360?, 0x9257c0?)
	/usr/local/go/src/net/rpc/client.go:228 +0x27 fp=0xc000237e80 sp=0xc000237e58 pc=0x8ad267
net/rpc.(*Client).input(0xc0000781e0)
	/usr/local/go/src/net/rpc/client.go:109 +0xb4 fp=0xc000237fc8 sp=0xc000237e80 pc=0x8ac4f4
net/rpc.NewClientWithCodec.func1()
	/usr/local/go/src/net/rpc/client.go:206 +0x26 fp=0xc000237fe0 sp=0xc000237fc8 pc=0x8ad126
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000237fe8 sp=0xc000237fe0 pc=0x467501
created by net/rpc.NewClientWithCodec
	/usr/local/go/src/net/rpc/client.go:206 +0xc5

goroutine 7 [select]:
runtime.gopark(0xc000189870?, 0x2?, 0x20?, 0xe7?, 0xc000189814?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000189698 sp=0xc000189678 pc=0x437ed6
runtime.selectgo(0xc000189870, 0xc000189810, 0x20?, 0x0, 0x418740?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x7be fp=0xc0001897d8 sp=0xc000189698 pc=0x447efe
github.com/google/syzkaller/pkg/ipc.(*command).handshake(0xc000480150)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:717 +0x1f0 fp=0xc0001898a0 sp=0xc0001897d8 pc=0x8df8b0
github.com/google/syzkaller/pkg/ipc.makeCommand(0x0, {0xc0014f3fc0, 0x2, 0x2}, 0xc000078180, 0xc0000126d8, 0xc0000126f0, {0x7f7fcf32a000, 0x1000000, 0x1000000}, ...)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:665 +0xcc5 fp=0xc000189b18 sp=0xc0001898a0 pc=0x8def05
github.com/google/syzkaller/pkg/ipc.(*Env).Exec(0xc000c94c60, 0xa5cbe4?, 0xc001379240)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:281 +0x1dc fp=0xc000189bf8 sp=0xc000189b18 pc=0x8dc1bc
main.(*Proc).executeRaw(0xc0010fac00, 0x48153e?, 0xc0014d47a0?, 0x1)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:328 +0x1bc fp=0xc000189d10 sp=0xc000189bf8 pc=0x8eb3dc
main.(*Proc).execute(0xc0010fac00, 0xb?, 0xc?, 0xc000189f38?, 0x1?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:255 +0x49 fp=0xc000189e50 sp=0xc000189d10 pc=0x8eab49
main.(*Proc).executeAndCollide(0xc0010fac00, 0xa3ba68?, 0xc001082900?, 0xc000189f38?, 0xc0010fa980?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:284 +0x27 fp=0xc000189e98 sp=0xc000189e50 pc=0x8eb047
main.(*Proc).loop(0xc0010fac00)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:97 +0x3d7 fp=0xc000189fc8 sp=0xc000189e98 pc=0x8e9057
main.main.func2()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:310 +0x26 fp=0xc000189fe0 sp=0xc000189fc8 pc=0x8e5066
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000189fe8 sp=0xc000189fe0 pc=0x467501
created by main.main
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:310 +0x15e5

goroutine 8 [select]:
runtime.gopark(0xc00034f9b0?, 0x2?, 0xa0?, 0x8b?, 0xc00034f954?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc00034f7d8 sp=0xc00034f7b8 pc=0x437ed6
runtime.selectgo(0xc00034f9b0, 0xc00034f950, 0x20?, 0x0, 0x418740?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x7be fp=0xc00034f918 sp=0xc00034f7d8 pc=0x447efe
github.com/google/syzkaller/pkg/ipc.(*command).handshake(0xc00042e070)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:717 +0x1f0 fp=0xc00034f9e0 sp=0xc00034f918 pc=0x8df8b0
github.com/google/syzkaller/pkg/ipc.makeCommand(0x1, {0xc0014f3fe0, 0x2, 0x2}, 0xc000078180, 0xc000012718, 0xc000012748, {0x7f7fcdf2a000, 0x1000000, 0x1000000}, ...)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:665 +0xcc5 fp=0xc00034fc58 sp=0xc00034f9e0 pc=0x8def05
github.com/google/syzkaller/pkg/ipc.(*Env).Exec(0xc000c94cf0, 0xa5cbe4?, 0xc000fb0c40)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:281 +0x1dc fp=0xc00034fd38 sp=0xc00034fc58 pc=0x8dc1bc
main.(*Proc).executeRaw(0xc0010fae00, 0xb?, 0xc?, 0x8)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:328 +0x1bc fp=0xc00034fe50 sp=0xc00034fd38 pc=0x8eb3dc
main.(*Proc).executeAndCollide(0xc0010fae00, 0xa3ba68?, 0xc001082b40?, 0xc00018df38?, 0xc0010fa980?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:292 +0x72 fp=0xc00034fe98 sp=0xc00034fe50 pc=0x8eb092
main.(*Proc).loop(0xc0010fae00)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:97 +0x3d7 fp=0xc00034ffc8 sp=0xc00034fe98 pc=0x8e9057
main.main.func2()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:310 +0x26 fp=0xc00034ffe0 sp=0xc00034ffc8 pc=0x8e5066
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc00034ffe8 sp=0xc00034ffe0 pc=0x467501
created by main.main
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:310 +0x15e5

goroutine 9 [select]:
runtime.gopark(0xc0007839b0?, 0x2?, 0x20?, 0x84?, 0xc000783954?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc0007837d8 sp=0xc0007837b8 pc=0x437ed6
runtime.selectgo(0xc0007839b0, 0xc000783950, 0x20?, 0x0, 0x418740?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x7be fp=0xc000783918 sp=0xc0007837d8 pc=0x447efe
github.com/google/syzkaller/pkg/ipc.(*command).handshake(0xc00042e000)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:717 +0x1f0 fp=0xc0007839e0 sp=0xc000783918 pc=0x8df8b0
github.com/google/syzkaller/pkg/ipc.makeCommand(0x2, {0xc0014fe000, 0x2, 0x2}, 0xc000078180, 0xc0000127a0, 0xc0000127d0, {0x7f7fccb2a000, 0x1000000, 0x1000000}, ...)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:665 +0xcc5 fp=0xc000783c58 sp=0xc0007839e0 pc=0x8def05
github.com/google/syzkaller/pkg/ipc.(*Env).Exec(0xc000c94d80, 0xa5cbe4?, 0xc001379d80)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:281 +0x1dc fp=0xc000783d38 sp=0xc000783c58 pc=0x8dc1bc
main.(*Proc).executeRaw(0xc0010faf00, 0xb?, 0xc?, 0x8)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:328 +0x1bc fp=0xc000783e50 sp=0xc000783d38 pc=0x8eb3dc
main.(*Proc).executeAndCollide(0xc0010faf00, 0xa3ba68?, 0xc001082e40?, 0xc000895f38?, 0xc0010fa980?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:292 +0x72 fp=0xc000783e98 sp=0xc000783e50 pc=0x8eb092
main.(*Proc).loop(0xc0010faf00)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:97 +0x3d7 fp=0xc000783fc8 sp=0xc000783e98 pc=0x8e9057
main.main.func2()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:310 +0x26 fp=0xc000783fe0 sp=0xc000783fc8 pc=0x8e5066
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000783fe8 sp=0xc000783fe0 pc=0x467501
created by main.main
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:310 +0x15e5

goroutine 30 [select]:
runtime.gopark(0xc00018d9b0?, 0x2?, 0x20?, 0x90?, 0xc00018d954?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc00018d7d8 sp=0xc00018d7b8 pc=0x437ed6
runtime.selectgo(0xc00018d9b0, 0xc00018d950, 0x20?, 0x0, 0x418740?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x7be fp=0xc00018d918 sp=0xc00018d7d8 pc=0x447efe
github.com/google/syzkaller/pkg/ipc.(*command).handshake(0xc00042e0e0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:717 +0x1f0 fp=0xc00018d9e0 sp=0xc00018d918 pc=0x8df8b0
github.com/google/syzkaller/pkg/ipc.makeCommand(0x3, {0xc000a20000, 0x2, 0x2}, 0xc000078180, 0xc0000127f8, 0xc0000a42f0, {0x7f7fcb72a000, 0x1000000, 0x1000000}, ...)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:665 +0xcc5 fp=0xc00018dc58 sp=0xc00018d9e0 pc=0x8def05
github.com/google/syzkaller/pkg/ipc.(*Env).Exec(0xc000c94ea0, 0xa5cbe4?, 0xc0009923c0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:281 +0x1dc fp=0xc00018dd38 sp=0xc00018dc58 pc=0x8dc1bc
main.(*Proc).executeRaw(0xc0010fa2c0, 0xb?, 0xc?, 0x8)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:328 +0x1bc fp=0xc00018de50 sp=0xc00018dd38 pc=0x8eb3dc
main.(*Proc).executeAndCollide(0xc0010fa2c0, 0xa3ba68?, 0xc0010820c0?, 0xc00034ff38?, 0xc0010fa980?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:292 +0x72 fp=0xc00018de98 sp=0xc00018de50 pc=0x8eb092
main.(*Proc).loop(0xc0010fa2c0)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:97 +0x3d7 fp=0xc00018dfc8 sp=0xc00018de98 pc=0x8e9057
main.main.func2()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:310 +0x26 fp=0xc00018dfe0 sp=0xc00018dfc8 pc=0x8e5066
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc00018dfe8 sp=0xc00018dfe0 pc=0x467501
created by main.main
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:310 +0x15e5

goroutine 2334 [syscall]:
syscall.Syscall6(0x1e1, 0x1, 0x36f, 0xc00024ce6c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x5 fp=0xc00024ce18 sp=0xc00024ce10 pc=0x4b8e25
os.wait6(0xc00149c680?, 0xc00024cf18?, 0x405d3d?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4d fp=0xc00024ce88 sp=0xc00024ce18 pc=0x4e2e8d
os.(*Process).blockUntilWaitable(0xc000dea450)
	/usr/local/go/src/os/wait_wait6.go:20 +0x36 fp=0xc00024ceb8 sp=0xc00024ce88 pc=0x4e2f16
os.(*Process).wait(0xc000dea450)
	/usr/local/go/src/os/exec_unix.go:22 +0x28 fp=0xc00024cf18 sp=0xc00024ceb8 pc=0x4dc648
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:132
os/exec.(*Cmd).Wait(0xc0001242c0)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc00024cf80 sp=0xc00024cf18 pc=0x51d085
github.com/google/syzkaller/pkg/ipc.makeCommand.func3(0xc00042e070)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:652 +0x32 fp=0xc00024cfc8 sp=0xc00024cf80 pc=0x8df172
github.com/google/syzkaller/pkg/ipc.makeCommand.func8()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:657 +0x2a fp=0xc00024cfe0 sp=0xc00024cfc8 pc=0x8df10a
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc00024cfe8 sp=0xc00024cfe0 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 15 [select]:
runtime.gopark(0xc00018f3c0?, 0x2?, 0x40?, 0xeb?, 0xc00018f364?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc00018f1e8 sp=0xc00018f1c8 pc=0x437ed6
runtime.selectgo(0xc00018f3c0, 0xc00018f360, 0x20?, 0x0, 0x418740?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x7be fp=0xc00018f328 sp=0xc00018f1e8 pc=0x447efe
github.com/google/syzkaller/pkg/ipc.(*command).handshake(0xc0004801c0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:717 +0x1f0 fp=0xc00018f3f0 sp=0xc00018f328 pc=0x8df8b0
github.com/google/syzkaller/pkg/ipc.makeCommand(0x5, {0xc000a20160, 0x2, 0x2}, 0xc000078180, 0xc0000a5988, 0xc0000a59b8, {0x7f7fc8f2a000, 0x1000000, 0x1000000}, ...)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:665 +0xcc5 fp=0xc00018f668 sp=0xc00018f3f0 pc=0x8def05
github.com/google/syzkaller/pkg/ipc.(*Env).Exec(0xc000c94fc0, 0xa5cbe4?, 0xc000ca0a80)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:281 +0x1dc fp=0xc00018f748 sp=0xc00018f668 pc=0x8dc1bc
main.(*Proc).executeRaw(0xc00114ac00, 0x20?, 0xa1c880?, 0x6)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:328 +0x1bc fp=0xc00018f860 sp=0xc00018f748 pc=0x8eb3dc
main.(*Proc).execute(0xc00114ac00, 0xa4f071?, 0x35?, 0xc00018f9e0?, 0x0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:255 +0x49 fp=0xc00018f9a0 sp=0xc00018f860 pc=0x8eab49
main.(*Proc).executeHintSeed.func1(0xe?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:250 +0x85 fp=0xc00018fa00 sp=0xc00018f9a0 pc=0x8eaac5
github.com/google/syzkaller/prog.(*Prog).MutateWithHints.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/hints.go:79 +0x6d fp=0xc00018fa30 sp=0xc00018fa00 pc=0x54944d
github.com/google/syzkaller/prog.checkConstArg(0xc000e712d0, 0xc0004e44b0?, 0xc00018fd18)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/hints.go:136 +0xef fp=0xc00018fa98 sp=0xc00018fa30 pc=0x54974f
github.com/google/syzkaller/prog.generateHints(0xc000f24360?, {0xb15b00, 0xc000e712d0}, 0xc00018fab0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/hints.go:120 +0x13c fp=0xc00018fae0 sp=0xc00018fa98 pc=0x5495bc
github.com/google/syzkaller/prog.(*Prog).MutateWithHints.func2({0xb15b00?, 0xc000e712d0?}, 0xc000ca0ac0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/hints.go:82 +0x34 fp=0xc00018fb10 sp=0xc00018fae0 pc=0x549394
github.com/google/syzkaller/prog.foreachArgImpl({0xb15b00?, 0xc000e712d0?}, 0xc000ca0ac0, 0xc00018fd00)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:134 +0x139 fp=0xc00018fc98 sp=0xc00018fb10 pc=0x534359
github.com/google/syzkaller/prog.ForeachArg(0xc0009d19a0, 0x1?)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:127 +0xde fp=0xc00018fcf0 sp=0xc00018fc98 pc=0x5341be
github.com/google/syzkaller/prog.(*Prog).MutateWithHints(0xc00114ac00?, 0x2, 0xc001623020, 0xc00018fd80)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/hints.go:81 +0xaa fp=0xc00018fd48 sp=0xc00018fcf0 pc=0x54930a
main.(*Proc).executeHintSeed(0xc00114ac00, 0xc0004a2000?, 0x2)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:248 +0xd2 fp=0xc00018fdb0 sp=0xc00018fd48 pc=0x8ea9f2
main.(*Proc).smashInput(0xc00114ac00, 0xc000ef8600)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:214 +0x88 fp=0xc00018fe98 sp=0xc00018fdb0 pc=0x8ea5c8
main.(*Proc).loop(0xc00114ac00)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:78 +0xf2 fp=0xc00018ffc8 sp=0xc00018fe98 pc=0x8e8d72
main.main.func2()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:310 +0x26 fp=0xc00018ffe0 sp=0xc00018ffc8 pc=0x8e5066
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc00018ffe8 sp=0xc00018ffe0 pc=0x467501
created by main.main
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:310 +0x15e5

goroutine 2308 [IO wait]:
runtime.gopark(0x4b8dc5?, 0xc00024d608?, 0x58?, 0xd6?, 0x4b8df9?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc00024d5e8 sp=0xc00024d5c8 pc=0x437ed6
runtime.netpollblock(0xc000ffa000?, 0x40472f?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc00024d620 sp=0xc00024d5e8 pc=0x431237
internal/poll.runtime_pollWait(0x7f7fc8eea698, 0x72)
	/usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc00024d640 sp=0xc00024d620 pc=0x461889
internal/poll.(*pollDesc).wait(0xc000e23680?, 0xc000ffa000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc00024d668 sp=0xc00024d640 pc=0x4d1932
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc000e23680, {0xc000ffa000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:167 +0x299 fp=0xc00024d700 sp=0xc00024d668 pc=0x4d2d19
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:31
os.(*File).Read(0xc000a66098, {0xc000ffa000?, 0x4c4757?, 0xc00024d7b8?})
	/usr/local/go/src/os/file.go:118 +0x5e fp=0xc00024d758 sp=0xc00024d700 pc=0x4dcdfe
github.com/google/syzkaller/pkg/ipc.makeCommand.func2(0xc00042e150)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:629 +0x8a fp=0xc00024d7c8 sp=0xc00024d758 pc=0x8df2ea
github.com/google/syzkaller/pkg/ipc.makeCommand.func7()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:644 +0x2a fp=0xc00024d7e0 sp=0xc00024d7c8 pc=0x8df22a
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc00024d7e8 sp=0xc00024d7e0 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 2309 [syscall]:
syscall.Syscall6(0x1e1, 0x1, 0x1248, 0xc00032966c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x5 fp=0xc000329618 sp=0xc000329610 pc=0x4b8e25
os.wait6(0xc00149c000?, 0xc000329718?, 0x405d85?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4d fp=0xc000329688 sp=0xc000329618 pc=0x4e2e8d
os.(*Process).blockUntilWaitable(0xc000dea3f0)
	/usr/local/go/src/os/wait_wait6.go:20 +0x36 fp=0xc0003296b8 sp=0xc000329688 pc=0x4e2f16
os.(*Process).wait(0xc000dea3f0)
	/usr/local/go/src/os/exec_unix.go:22 +0x28 fp=0xc000329718 sp=0xc0003296b8 pc=0x4dc648
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:132
os/exec.(*Cmd).Wait(0xc000124160)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc000329780 sp=0xc000329718 pc=0x51d085
github.com/google/syzkaller/pkg/ipc.makeCommand.func3(0xc00042e150)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:652 +0x32 fp=0xc0003297c8 sp=0xc000329780 pc=0x8df172
github.com/google/syzkaller/pkg/ipc.makeCommand.func8()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:657 +0x2a fp=0xc0003297e0 sp=0xc0003297c8 pc=0x8df10a
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0003297e8 sp=0xc0003297e0 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 2331 [IO wait]:
runtime.gopark(0x4b8dc5?, 0xc00024a5c0?, 0x10?, 0xa6?, 0x4b8df9?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc00024a5a0 sp=0xc00024a580 pc=0x437ed6
runtime.netpollblock(0xc000e70c48?, 0x40472f?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc00024a5d8 sp=0xc00024a5a0 pc=0x431237
internal/poll.runtime_pollWait(0x7f7fc8eea788, 0x72)
	/usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc00024a5f8 sp=0xc00024a5d8 pc=0x461889
internal/poll.(*pollDesc).wait(0xc0011782a0?, 0xc000e70c48?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc00024a620 sp=0xc00024a5f8 pc=0x4d1932
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc0011782a0, {0xc000e70c48, 0x4, 0x4})
	/usr/local/go/src/internal/poll/fd_unix.go:167 +0x299 fp=0xc00024a6b8 sp=0xc00024a620 pc=0x4d2d19
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:31
os.(*File).Read(0xc0000121a8, {0xc000e70c48?, 0xc00024a748?, 0x40da27?})
	/usr/local/go/src/os/file.go:118 +0x5e fp=0xc00024a710 sp=0xc00024a6b8 pc=0x4dcdfe
io.ReadAtLeast({0xb12060, 0xc0000121a8}, {0xc000e70c48, 0x4, 0x4}, 0x4)
	/usr/local/go/src/io/io.go:332 +0x9a fp=0xc00024a758 sp=0xc00024a710 pc=0x4aefba
io.ReadFull(...)
	/usr/local/go/src/io/io.go:351
github.com/google/syzkaller/pkg/ipc.(*command).handshake.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:705 +0x65 fp=0xc00024a7e0 sp=0xc00024a758 pc=0x8dfa05
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc00024a7e8 sp=0xc00024a7e0 pc=0x467501
created by github.com/google/syzkaller/pkg/ipc.(*command).handshake
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:702 +0x16a

goroutine 2333 [IO wait]:
runtime.gopark(0x4b8dc5?, 0xc00024b608?, 0x58?, 0xb6?, 0x4b8df9?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc00024b5e8 sp=0xc00024b5c8 pc=0x437ed6
runtime.netpollblock(0xc0010ba000?, 0x40472f?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc00024b620 sp=0xc00024b5e8 pc=0x431237
internal/poll.runtime_pollWait(0x7f7fc8eead28, 0x72)
	/usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc00024b640 sp=0xc00024b620 pc=0x461889
internal/poll.(*pollDesc).wait(0xc001178d80?, 0xc0010ba000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc00024b668 sp=0xc00024b640 pc=0x4d1932
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc001178d80, {0xc0010ba000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:167 +0x299 fp=0xc00024b700 sp=0xc00024b668 pc=0x4d2d19
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:31
os.(*File).Read(0xc000012640, {0xc0010ba000?, 0xc0014d4850?, 0x0?})
	/usr/local/go/src/os/file.go:118 +0x5e fp=0xc00024b758 sp=0xc00024b700 pc=0x4dcdfe
github.com/google/syzkaller/pkg/ipc.makeCommand.func2(0xc00042e0e0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:629 +0x8a fp=0xc00024b7c8 sp=0xc00024b758 pc=0x8df2ea
github.com/google/syzkaller/pkg/ipc.makeCommand.func7()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:644 +0x2a fp=0xc00024b7e0 sp=0xc00024b7c8 pc=0x8df22a
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc00024b7e8 sp=0xc00024b7e0 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 2332 [IO wait]:
runtime.gopark(0x4b8dc5?, 0xc000325e08?, 0x58?, 0x5e?, 0x4b8df9?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000325de8 sp=0xc000325dc8 pc=0x437ed6
runtime.netpollblock(0xc00103a000?, 0x40472f?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc000325e20 sp=0xc000325de8 pc=0x431237
internal/poll.runtime_pollWait(0x7f7fc8eea5a8, 0x72)
	/usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc000325e40 sp=0xc000325e20 pc=0x461889
internal/poll.(*pollDesc).wait(0xc001178900?, 0xc00103a000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc000325e68 sp=0xc000325e40 pc=0x4d1932
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc001178900, {0xc00103a000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:167 +0x299 fp=0xc000325f00 sp=0xc000325e68 pc=0x4d2d19
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:31
os.(*File).Read(0xc000012458, {0xc00103a000?, 0x4c4757?, 0xc000325fb8?})
	/usr/local/go/src/os/file.go:118 +0x5e fp=0xc000325f58 sp=0xc000325f00 pc=0x4dcdfe
github.com/google/syzkaller/pkg/ipc.makeCommand.func2(0xc00042e070)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:629 +0x8a fp=0xc000325fc8 sp=0xc000325f58 pc=0x8df2ea
github.com/google/syzkaller/pkg/ipc.makeCommand.func7()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:644 +0x2a fp=0xc000325fe0 sp=0xc000325fc8 pc=0x8df22a
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000325fe8 sp=0xc000325fe0 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 2353 [IO wait]:
runtime.gopark(0x4b8dc5?, 0xc0003275c0?, 0x10?, 0x76?, 0x4b8df9?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc0003275a0 sp=0xc000327580 pc=0x437ed6
runtime.netpollblock(0xc000e70cd0?, 0x40472f?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc0003275d8 sp=0xc0003275a0 pc=0x431237
internal/poll.runtime_pollWait(0x7f7fd08c8068, 0x72)
	/usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc0003275f8 sp=0xc0003275d8 pc=0x461889
internal/poll.(*pollDesc).wait(0xc001178e40?, 0xc000e70cd0?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc000327620 sp=0xc0003275f8 pc=0x4d1932
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc001178e40, {0xc000e70cd0, 0x4, 0x4})
	/usr/local/go/src/internal/poll/fd_unix.go:167 +0x299 fp=0xc0003276b8 sp=0xc000327620 pc=0x4d2d19
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:31
os.(*File).Read(0xc000012670, {0xc000e70cd0?, 0xc000327748?, 0x40da27?})
	/usr/local/go/src/os/file.go:118 +0x5e fp=0xc000327710 sp=0xc0003276b8 pc=0x4dcdfe
io.ReadAtLeast({0xb12060, 0xc000012670}, {0xc000e70cd0, 0x4, 0x4}, 0x4)
	/usr/local/go/src/io/io.go:332 +0x9a fp=0xc000327758 sp=0xc000327710 pc=0x4aefba
io.ReadFull(...)
	/usr/local/go/src/io/io.go:351
github.com/google/syzkaller/pkg/ipc.(*command).handshake.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:705 +0x65 fp=0xc0003277e0 sp=0xc000327758 pc=0x8dfa05
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0003277e8 sp=0xc0003277e0 pc=0x467501
created by github.com/google/syzkaller/pkg/ipc.(*command).handshake
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:702 +0x16a

goroutine 2330 [syscall]:
syscall.Syscall6(0x1e1, 0x1, 0x36d, 0xc0007b766c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x5 fp=0xc0007b7618 sp=0xc0007b7610 pc=0x4b8e25
os.wait6(0xc00149c000?, 0xc0007b7718?, 0x405d85?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4d fp=0xc0007b7688 sp=0xc0007b7618 pc=0x4e2e8d
os.(*Process).blockUntilWaitable(0xc000dea180)
	/usr/local/go/src/os/wait_wait6.go:20 +0x36 fp=0xc0007b76b8 sp=0xc0007b7688 pc=0x4e2f16
os.(*Process).wait(0xc000dea180)
	/usr/local/go/src/os/exec_unix.go:22 +0x28 fp=0xc0007b7718 sp=0xc0007b76b8 pc=0x4dc648
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:132
os/exec.(*Cmd).Wait(0xc000124000)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc0007b7780 sp=0xc0007b7718 pc=0x51d085
github.com/google/syzkaller/pkg/ipc.makeCommand.func3(0xc00042e000)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:652 +0x32 fp=0xc0007b77c8 sp=0xc0007b7780 pc=0x8df172
github.com/google/syzkaller/pkg/ipc.makeCommand.func8()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:657 +0x2a fp=0xc0007b77e0 sp=0xc0007b77c8 pc=0x8df10a
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0007b77e8 sp=0xc0007b77e0 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 2341 [IO wait]:
runtime.gopark(0x4b8dc5?, 0xc000f0ddc0?, 0x10?, 0xde?, 0x4b8df9?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000f0dda0 sp=0xc000f0dd80 pc=0x437ed6
runtime.netpollblock(0xc0014d5c2c?, 0x40472f?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc000f0ddd8 sp=0xc000f0dda0 pc=0x431237
internal/poll.runtime_pollWait(0x7f7fc8eea968, 0x72)
	/usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc000f0ddf8 sp=0xc000f0ddd8 pc=0x461889
internal/poll.(*pollDesc).wait(0xc000ebe540?, 0xc0014d5c2c?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc000f0de20 sp=0xc000f0ddf8 pc=0x4d1932
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc000ebe540, {0xc0014d5c2c, 0x4, 0x4})
	/usr/local/go/src/internal/poll/fd_unix.go:167 +0x299 fp=0xc000f0deb8 sp=0xc000f0de20 pc=0x4d2d19
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:31
os.(*File).Read(0xc000a66058, {0xc0014d5c2c?, 0xc000f0df48?, 0x40da27?})
	/usr/local/go/src/os/file.go:118 +0x5e fp=0xc000f0df10 sp=0xc000f0deb8 pc=0x4dcdfe
io.ReadAtLeast({0xb12060, 0xc000a66058}, {0xc0014d5c2c, 0x4, 0x4}, 0x4)
	/usr/local/go/src/io/io.go:332 +0x9a fp=0xc000f0df58 sp=0xc000f0df10 pc=0x4aefba
io.ReadFull(...)
	/usr/local/go/src/io/io.go:351
github.com/google/syzkaller/pkg/ipc.(*command).handshake.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:705 +0x65 fp=0xc000f0dfe0 sp=0xc000f0df58 pc=0x8dfa05
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000f0dfe8 sp=0xc000f0dfe0 pc=0x467501
created by github.com/google/syzkaller/pkg/ipc.(*command).handshake
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:702 +0x16a

goroutine 2340 [syscall]:
syscall.Syscall6(0x1e1, 0x1, 0x370, 0xc000f0c66c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x5 fp=0xc000f0c618 sp=0xc000f0c610 pc=0x4b8e25
os.wait6(0xc00149c000?, 0xc000f0c718?, 0x405d85?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4d fp=0xc000f0c688 sp=0xc000f0c618 pc=0x4e2e8d
os.(*Process).blockUntilWaitable(0xc00021c5a0)
	/usr/local/go/src/os/wait_wait6.go:20 +0x36 fp=0xc000f0c6b8 sp=0xc000f0c688 pc=0x4e2f16
os.(*Process).wait(0xc00021c5a0)
	/usr/local/go/src/os/exec_unix.go:22 +0x28 fp=0xc000f0c718 sp=0xc000f0c6b8 pc=0x4dc648
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:132
os/exec.(*Cmd).Wait(0xc000776160)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc000f0c780 sp=0xc000f0c718 pc=0x51d085
github.com/google/syzkaller/pkg/ipc.makeCommand.func3(0xc000480150)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:652 +0x32 fp=0xc000f0c7c8 sp=0xc000f0c780 pc=0x8df172
github.com/google/syzkaller/pkg/ipc.makeCommand.func8()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:657 +0x2a fp=0xc000f0c7e0 sp=0xc000f0c7c8 pc=0x8df10a
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000f0c7e8 sp=0xc000f0c7e0 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 2320 [IO wait]:
runtime.gopark(0x4b8dc5?, 0xc000f0b608?, 0x58?, 0xb6?, 0x4b8df9?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000f0b5e8 sp=0xc000f0b5c8 pc=0x437ed6
runtime.netpollblock(0xc00101a000?, 0x40472f?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc000f0b620 sp=0xc000f0b5e8 pc=0x431237
internal/poll.runtime_pollWait(0x7f7fc8eea3c8, 0x72)
	/usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc000f0b640 sp=0xc000f0b620 pc=0x461889
internal/poll.(*pollDesc).wait(0xc000ebe480?, 0xc00101a000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc000f0b668 sp=0xc000f0b640 pc=0x4d1932
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc000ebe480, {0xc00101a000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:167 +0x299 fp=0xc000f0b700 sp=0xc000f0b668 pc=0x4d2d19
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:31
os.(*File).Read(0xc000a66048, {0xc00101a000?, 0x4c4757?, 0xc000f0b7b8?})
	/usr/local/go/src/os/file.go:118 +0x5e fp=0xc000f0b758 sp=0xc000f0b700 pc=0x4dcdfe
github.com/google/syzkaller/pkg/ipc.makeCommand.func2(0xc000480150)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:629 +0x8a fp=0xc000f0b7c8 sp=0xc000f0b758 pc=0x8df2ea
github.com/google/syzkaller/pkg/ipc.makeCommand.func7()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:644 +0x2a fp=0xc000f0b7e0 sp=0xc000f0b7c8 pc=0x8df22a
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000f0b7e8 sp=0xc000f0b7e0 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 2338 [syscall]:
syscall.Syscall6(0x1e1, 0x1, 0x36e, 0xc0007b266c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x5 fp=0xc0007b2618 sp=0xc0007b2610 pc=0x4b8e25
os.wait6(0xc0008f4d00?, 0xc0007b2718?, 0x405d85?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4d fp=0xc0007b2688 sp=0xc0007b2618 pc=0x4e2e8d
os.(*Process).blockUntilWaitable(0xc00021c3c0)
	/usr/local/go/src/os/wait_wait6.go:20 +0x36 fp=0xc0007b26b8 sp=0xc0007b2688 pc=0x4e2f16
os.(*Process).wait(0xc00021c3c0)
	/usr/local/go/src/os/exec_unix.go:22 +0x28 fp=0xc0007b2718 sp=0xc0007b26b8 pc=0x4dc648
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:132
os/exec.(*Cmd).Wait(0xc0007762c0)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc0007b2780 sp=0xc0007b2718 pc=0x51d085
github.com/google/syzkaller/pkg/ipc.makeCommand.func3(0xc0004801c0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:652 +0x32 fp=0xc0007b27c8 sp=0xc0007b2780 pc=0x8df172
github.com/google/syzkaller/pkg/ipc.makeCommand.func8()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:657 +0x2a fp=0xc0007b27e0 sp=0xc0007b27c8 pc=0x8df10a
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0007b27e8 sp=0xc0007b27e0 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 2339 [IO wait]:
runtime.gopark(0x4b8dc5?, 0xc0007b2dc0?, 0x10?, 0x2e?, 0x4b8df9?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc0007b2da0 sp=0xc0007b2d80 pc=0x437ed6
runtime.netpollblock(0xc0014d5c28?, 0x40472f?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc0007b2dd8 sp=0xc0007b2da0 pc=0x431237
internal/poll.runtime_pollWait(0x7f7fd08c7258, 0x72)
	/usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc0007b2df8 sp=0xc0007b2dd8 pc=0x461889
internal/poll.(*pollDesc).wait(0xc000ebe960?, 0xc0014d5c28?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc0007b2e20 sp=0xc0007b2df8 pc=0x4d1932
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc000ebe960, {0xc0014d5c28, 0x4, 0x4})
	/usr/local/go/src/internal/poll/fd_unix.go:167 +0x299 fp=0xc0007b2eb8 sp=0xc0007b2e20 pc=0x4d2d19
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:31
os.(*File).Read(0xc000a660e0, {0xc0014d5c28?, 0xc0007b2f48?, 0x40da27?})
	/usr/local/go/src/os/file.go:118 +0x5e fp=0xc0007b2f10 sp=0xc0007b2eb8 pc=0x4dcdfe
io.ReadAtLeast({0xb12060, 0xc000a660e0}, {0xc0014d5c28, 0x4, 0x4}, 0x4)
	/usr/local/go/src/io/io.go:332 +0x9a fp=0xc0007b2f58 sp=0xc0007b2f10 pc=0x4aefba
io.ReadFull(...)
	/usr/local/go/src/io/io.go:351
github.com/google/syzkaller/pkg/ipc.(*command).handshake.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:705 +0x65 fp=0xc0007b2fe0 sp=0xc0007b2f58 pc=0x8dfa05
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0007b2fe8 sp=0xc0007b2fe0 pc=0x467501
created by github.com/google/syzkaller/pkg/ipc.(*command).handshake
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:702 +0x16a

goroutine 2336 [syscall]:
syscall.Syscall6(0x1e1, 0x1, 0x371, 0xc000f0ae6c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x5 fp=0xc000f0ae18 sp=0xc000f0ae10 pc=0x4b8e25
os.wait6(0x1015e80?, 0x8000000000000000?, 0xafc42d4c79?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4d fp=0xc000f0ae88 sp=0xc000f0ae18 pc=0x4e2e8d
os.(*Process).blockUntilWaitable(0xc000dea540)
	/usr/local/go/src/os/wait_wait6.go:20 +0x36 fp=0xc000f0aeb8 sp=0xc000f0ae88 pc=0x4e2f16
os.(*Process).wait(0xc000dea540)
	/usr/local/go/src/os/exec_unix.go:22 +0x28 fp=0xc000f0af18 sp=0xc000f0aeb8 pc=0x4dc648
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:132
os/exec.(*Cmd).Wait(0xc000124420)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc000f0af80 sp=0xc000f0af18 pc=0x51d085
github.com/google/syzkaller/pkg/ipc.makeCommand.func3(0xc00042e0e0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:652 +0x32 fp=0xc000f0afc8 sp=0xc000f0af80 pc=0x8df172
github.com/google/syzkaller/pkg/ipc.makeCommand.func8()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:657 +0x2a fp=0xc000f0afe0 sp=0xc000f0afc8 pc=0x8df10a
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000f0afe8 sp=0xc000f0afe0 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 2337 [IO wait]:
runtime.gopark(0x4b8dc5?, 0xc000f08608?, 0x58?, 0x86?, 0x4b8df9?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000f085e8 sp=0xc000f085c8 pc=0x437ed6
runtime.netpollblock(0xc001084000?, 0x40472f?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc000f08620 sp=0xc000f085e8 pc=0x431237
internal/poll.runtime_pollWait(0x7f7fd08c7e88, 0x72)
	/usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc000f08640 sp=0xc000f08620 pc=0x461889
internal/poll.(*pollDesc).wait(0xc000ebe840?, 0xc001084000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc000f08668 sp=0xc000f08640 pc=0x4d1932
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc000ebe840, {0xc001084000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:167 +0x299 fp=0xc000f08700 sp=0xc000f08668 pc=0x4d2d19
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:31
os.(*File).Read(0xc000a66078, {0xc001084000?, 0xc001590b28?, 0x0?})
	/usr/local/go/src/os/file.go:118 +0x5e fp=0xc000f08758 sp=0xc000f08700 pc=0x4dcdfe
github.com/google/syzkaller/pkg/ipc.makeCommand.func2(0xc0004801c0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:629 +0x8a fp=0xc000f087c8 sp=0xc000f08758 pc=0x8df2ea
github.com/google/syzkaller/pkg/ipc.makeCommand.func7()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:644 +0x2a fp=0xc000f087e0 sp=0xc000f087c8 pc=0x8df22a
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000f087e8 sp=0xc000f087e0 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 2329 [IO wait]:
runtime.gopark(0x4b8dc5?, 0xc000f07e08?, 0x58?, 0x7e?, 0x4b8df9?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000f07de8 sp=0xc000f07dc8 pc=0x437ed6
runtime.netpollblock(0xc000cf0000?, 0x40472f?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc000f07e20 sp=0xc000f07de8 pc=0x431237
internal/poll.runtime_pollWait(0x7f7fc8eeaf08, 0x72)
	/usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc000f07e40 sp=0xc000f07e20 pc=0x461889
internal/poll.(*pollDesc).wait(0xc0011781e0?, 0xc000cf0000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc000f07e68 sp=0xc000f07e40 pc=0x4d1932
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc0011781e0, {0xc000cf0000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:167 +0x299 fp=0xc000f07f00 sp=0xc000f07e68 pc=0x4d2d19
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:31
os.(*File).Read(0xc000012088, {0xc000cf0000?, 0xe7da10?, 0x0?})
	/usr/local/go/src/os/file.go:118 +0x5e fp=0xc000f07f58 sp=0xc000f07f00 pc=0x4dcdfe
github.com/google/syzkaller/pkg/ipc.makeCommand.func2(0xc00042e000)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:629 +0x8a fp=0xc000f07fc8 sp=0xc000f07f58 pc=0x8df2ea
github.com/google/syzkaller/pkg/ipc.makeCommand.func7()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:644 +0x2a fp=0xc000f07fe0 sp=0xc000f07fc8 pc=0x8df22a
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000f07fe8 sp=0xc000f07fe0 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 2335 [IO wait]:
runtime.gopark(0x4b8dc5?, 0xc000f08dc0?, 0x10?, 0x8e?, 0x4b8df9?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000f08da0 sp=0xc000f08d80 pc=0x437ed6
runtime.netpollblock(0xc000e70ccc?, 0x40472f?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc000f08dd8 sp=0xc000f08da0 pc=0x431237
internal/poll.runtime_pollWait(0x7f7fd08c78e8, 0x72)
	/usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc000f08df8 sp=0xc000f08dd8 pc=0x461889
internal/poll.(*pollDesc).wait(0xc001178a20?, 0xc000e70ccc?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc000f08e20 sp=0xc000f08df8 pc=0x4d1932
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc001178a20, {0xc000e70ccc, 0x4, 0x4})
	/usr/local/go/src/internal/poll/fd_unix.go:167 +0x299 fp=0xc000f08eb8 sp=0xc000f08e20 pc=0x4d2d19
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:31
os.(*File).Read(0xc0000124a8, {0xc000e70ccc?, 0xc000f08f48?, 0x40da27?})
	/usr/local/go/src/os/file.go:118 +0x5e fp=0xc000f08f10 sp=0xc000f08eb8 pc=0x4dcdfe
io.ReadAtLeast({0xb12060, 0xc0000124a8}, {0xc000e70ccc, 0x4, 0x4}, 0x4)
	/usr/local/go/src/io/io.go:332 +0x9a fp=0xc000f08f58 sp=0xc000f08f10 pc=0x4aefba
io.ReadFull(...)
	/usr/local/go/src/io/io.go:351
github.com/google/syzkaller/pkg/ipc.(*command).handshake.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:705 +0x65 fp=0xc000f08fe0 sp=0xc000f08f58 pc=0x8dfa05
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000f08fe8 sp=0xc000f08fe0 pc=0x467501
created by github.com/google/syzkaller/pkg/ipc.(*command).handshake
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:702 +0x16a