fatal error: index out of range

goroutine 21 [running]:
runtime.throw({0xa92472?, 0x110ad40?})
	/usr/local/go/src/runtime/panic.go:1047 +0x5d fp=0xc00a895948 sp=0xc00a895918 pc=0x4363bd
runtime.panicCheck1(0xc00a895980?, {0xa92472, 0x12})
	/usr/local/go/src/runtime/panic.go:57 +0x87 fp=0xc00a895968 sp=0xc00a895948 pc=0x433ea7
runtime.goPanicIndexU(0x5fc17f, 0x400000)
	/usr/local/go/src/runtime/panic.go:118 +0x34 fp=0xc00a8959a8 sp=0xc00a895968 pc=0x434034
runtime.writeHeapBits.flush({0x561165?, 0xc0195e0fa0?, 0xc0177d0ba0?, 0xe?}, 0xc00a895a10?, 0x559fb3?)
	/usr/local/go/src/runtime/mbitmap.go:861 +0x1df fp=0xc00a8959c8 sp=0xc00a8959a8 pc=0x4159bf
runtime.heapBitsSetType(0xff05fc27e040, 0xe0, 0xe0, 0x942260)
	/usr/local/go/src/runtime/mbitmap.go:1082 +0x290 fp=0xc00a895a80 sp=0xc00a8959c8 pc=0x415c50
runtime.mallocgc(0xe0, 0x942260, 0x1)
	/usr/local/go/src/runtime/malloc.go:1074 +0x5c5 fp=0xc00a895ae8 sp=0xc00a895a80 pc=0x40da05
runtime.growslice(0x0, 0x1b86160?, 0x6?, 0x6?, 0x942260)
	/usr/local/go/src/runtime/slice.go:274 +0x4e9 fp=0xc00a895b48 sp=0xc00a895ae8 pc=0x44e5c9
github.com/google/syzkaller/prog.(*Prog).insertBefore(...)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/prog.go:342
github.com/google/syzkaller/prog.(*mutator).mutateArg(0xc00a895d60)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/mutation.go:201 +0x34d fp=0xc00a895cd8 sp=0xc00a895b48 pc=0x55934d
github.com/google/syzkaller/prog.(*Prog).Mutate(0xc017dad6c0, {0xcbc7c8?, 0xc01954e660}, 0x1e, 0xc01cf74040, 0xc00007d350, {0xc017b82000, 0x9acc, 0xac00})
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/mutation.go:51 +0x2d6 fp=0xc00a895db0 sp=0xc00a895cd8 pc=0x557f36
main.(*Proc).smashInput(0xc01cf74600, 0xc01c07a440)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:219 +0x16b fp=0xc00a895e98 sp=0xc00a895db0 pc=0x906fab
main.(*Proc).loop(0xc01cf74600)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:78 +0xf2 fp=0xc00a895fc8 sp=0xc00a895e98 pc=0x905672
main.main.func2()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:310 +0x26 fp=0xc00a895fe0 sp=0xc00a895fc8 pc=0x901966
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc00a895fe8 sp=0xc00a895fe0 pc=0x469661
created by main.main
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:310 +0x15e5

goroutine 1 [select]:
runtime.gopark(0xc003ba3a00?, 0x2?, 0x0?, 0x7?, 0xc003ba39bc?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc003ba37f0 sp=0xc003ba37d0 pc=0x4390d6
runtime.selectgo(0xc003ba3a00, 0xc003ba39b8, 0xc018368360?, 0x0, 0x0?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x7be fp=0xc003ba3930 sp=0xc003ba37f0 pc=0x4491de
main.(*Fuzzer).pollLoop(0xc00029e600)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:385 +0x105 fp=0xc003ba3a30 sp=0xc003ba3930 pc=0x902265
main.main()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:313 +0x176c fp=0xc003ba3f80 sp=0xc003ba3a30 pc=0x9018ec
runtime.main()
	/usr/local/go/src/runtime/proc.go:250 +0x207 fp=0xc003ba3fe0 sp=0xc003ba3f80 pc=0x438ca7
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc003ba3fe8 sp=0xc003ba3fe0 pc=0x469661

goroutine 2 [force gc (idle), 8 minutes]:
runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000052fb0 sp=0xc000052f90 pc=0x4390d6
runtime.goparkunlock(...)
	/usr/local/go/src/runtime/proc.go:387
runtime.forcegchelper()
	/usr/local/go/src/runtime/proc.go:305 +0xb0 fp=0xc000052fe0 sp=0xc000052fb0 pc=0x438f10
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000052fe8 sp=0xc000052fe0 pc=0x469661
created by runtime.init.6
	/usr/local/go/src/runtime/proc.go:293 +0x25

goroutine 17 [GC sweep wait]:
runtime.gopark(0x1ed5501?, 0x0?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc00004e780 sp=0xc00004e760 pc=0x4390d6
runtime.goparkunlock(...)
	/usr/local/go/src/runtime/proc.go:387
runtime.bgsweep(0x0?)
	/usr/local/go/src/runtime/mgcsweep.go:319 +0xde fp=0xc00004e7c8 sp=0xc00004e780 pc=0x42421e
runtime.gcenable.func1()
	/usr/local/go/src/runtime/mgc.go:178 +0x26 fp=0xc00004e7e0 sp=0xc00004e7c8 pc=0x4193e6
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc00004e7e8 sp=0xc00004e7e0 pc=0x469661
created by runtime.gcenable
	/usr/local/go/src/runtime/mgc.go:178 +0x6b

goroutine 18 [GC scavenge wait]:
runtime.gopark(0x82eaee2a12?, 0x345832?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc00004ef70 sp=0xc00004ef50 pc=0x4390d6
runtime.goparkunlock(...)
	/usr/local/go/src/runtime/proc.go:387
runtime.(*scavengerState).park(0x1ed5c40)
	/usr/local/go/src/runtime/mgcscavenge.go:400 +0x53 fp=0xc00004efa0 sp=0xc00004ef70 pc=0x422113
runtime.bgscavenge(0x0?)
	/usr/local/go/src/runtime/mgcscavenge.go:633 +0x65 fp=0xc00004efc8 sp=0xc00004efa0 pc=0x422705
runtime.gcenable.func2()
	/usr/local/go/src/runtime/mgc.go:179 +0x26 fp=0xc00004efe0 sp=0xc00004efc8 pc=0x419386
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc00004efe8 sp=0xc00004efe0 pc=0x469661
created by runtime.gcenable
	/usr/local/go/src/runtime/mgc.go:179 +0xaa

goroutine 33 [finalizer wait, 8 minutes]:
runtime.gopark(0x0?, 0xbfdde8?, 0xc0?, 0x6c?, 0x2000000020?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000052628 sp=0xc000052608 pc=0x4390d6
runtime.runfinq()
	/usr/local/go/src/runtime/mfinal.go:193 +0x107 fp=0xc0000527e0 sp=0xc000052628 pc=0x418427
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0000527e8 sp=0xc0000527e0 pc=0x469661
created by runtime.createfing
	/usr/local/go/src/runtime/mfinal.go:163 +0x45

goroutine 34 [select]:
runtime.gopark(0xc0004c8788?, 0x3?, 0x90?, 0x0?, 0xc0004c8772?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc0004c85f8 sp=0xc0004c85d8 pc=0x4390d6
runtime.selectgo(0xc0004c8788, 0xc0004c876c, 0xc00016be80?, 0x0, 0x0?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x7be fp=0xc0004c8738 sp=0xc0004c85f8 pc=0x4491de
go.opencensus.io/stats/view.(*worker).start(0xc00016be80)
	/syzkaller/gopath/src/github.com/google/syzkaller/vendor/go.opencensus.io/stats/view/worker.go:292 +0xad fp=0xc0004c87c8 sp=0xc0004c8738 pc=0x88d68d
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=0xc0004c87e0 sp=0xc0004c87c8 pc=0x88c8c6
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0004c87e8 sp=0xc0004c87e0 pc=0x469661
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 35 [GC worker (idle)]:
runtime.gopark(0x8263d8f885?, 0x3?, 0x8?, 0xcf?, 0x0?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc0004c8f50 sp=0xc0004c8f30 pc=0x4390d6
runtime.gcBgMarkWorker()
	/usr/local/go/src/runtime/mgc.go:1275 +0xf1 fp=0xc0004c8fe0 sp=0xc0004c8f50 pc=0x41b151
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0004c8fe8 sp=0xc0004c8fe0 pc=0x469661
created by runtime.gcBgMarkStartWorkers
	/usr/local/go/src/runtime/mgc.go:1199 +0x25

goroutine 3 [GC worker (idle)]:
runtime.gopark(0x8263d82c15?, 0xc00003a020?, 0x1a?, 0x14?, 0x0?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000053750 sp=0xc000053730 pc=0x4390d6
runtime.gcBgMarkWorker()
	/usr/local/go/src/runtime/mgc.go:1275 +0xf1 fp=0xc0000537e0 sp=0xc000053750 pc=0x41b151
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0000537e8 sp=0xc0000537e0 pc=0x469661
created by runtime.gcBgMarkStartWorkers
	/usr/local/go/src/runtime/mgc.go:1199 +0x25

goroutine 36 [GC worker (idle)]:
runtime.gopark(0x8263d890a7?, 0x1?, 0xfd?, 0x13?, 0x0?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc0004c9750 sp=0xc0004c9730 pc=0x4390d6
runtime.gcBgMarkWorker()
	/usr/local/go/src/runtime/mgc.go:1275 +0xf1 fp=0xc0004c97e0 sp=0xc0004c9750 pc=0x41b151
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0004c97e8 sp=0xc0004c97e0 pc=0x469661
created by runtime.gcBgMarkStartWorkers
	/usr/local/go/src/runtime/mgc.go:1199 +0x25

goroutine 37 [GC worker (idle)]:
runtime.gopark(0x8263ea9650?, 0x3?, 0x91?, 0x6?, 0x0?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc0004c9f50 sp=0xc0004c9f30 pc=0x4390d6
runtime.gcBgMarkWorker()
	/usr/local/go/src/runtime/mgc.go:1275 +0xf1 fp=0xc0004c9fe0 sp=0xc0004c9f50 pc=0x41b151
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0004c9fe8 sp=0xc0004c9fe0 pc=0x469661
created by runtime.gcBgMarkStartWorkers
	/usr/local/go/src/runtime/mgc.go:1199 +0x25

goroutine 4 [chan receive, 8 minutes]:
runtime.gopark(0xc000055688?, 0xc0000556e0?, 0x53?, 0xb0?, 0xc0000556e0?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc0000556b0 sp=0xc000055690 pc=0x4390d6
runtime.chanrecv(0xc00009a060, 0x0, 0x1)
	/usr/local/go/src/runtime/chan.go:583 +0x49d fp=0xc000055740 sp=0xc0000556b0 pc=0x406f5d
runtime.chanrecv1(0xc00009a060?, 0xc0000557b0?)
	/usr/local/go/src/runtime/chan.go:442 +0x18 fp=0xc000055768 sp=0xc000055740 pc=0x406a98
github.com/google/syzkaller/pkg/osutil.HandleInterrupts.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/osutil/osutil_unix.go:78 +0x8a fp=0xc0000557e0 sp=0xc000055768 pc=0x52c92a
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0000557e8 sp=0xc0000557e0 pc=0x469661
created by github.com/google/syzkaller/pkg/osutil.HandleInterrupts
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/osutil/osutil_unix.go:75 +0x56

goroutine 5 [chan receive, 8 minutes]:
runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000055ee8 sp=0xc000055ec8 pc=0x4390d6
runtime.chanrecv(0xc0001000c0, 0x0, 0x1)
	/usr/local/go/src/runtime/chan.go:583 +0x49d fp=0xc000055f78 sp=0xc000055ee8 pc=0x406f5d
runtime.chanrecv1(0x0?, 0x0?)
	/usr/local/go/src/runtime/chan.go:442 +0x18 fp=0xc000055fa0 sp=0xc000055f78 pc=0x406a98
main.main.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:182 +0x1f fp=0xc000055fe0 sp=0xc000055fa0 pc=0x9019bf
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000055fe8 sp=0xc000055fe0 pc=0x469661
created by main.main
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:180 +0x48f

goroutine 38 [select, 8 minutes, locked to thread]:
runtime.gopark(0xc0004c7fa8?, 0x2?, 0x52?, 0x94?, 0xc0004c7fa4?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc0004c7e18 sp=0xc0004c7df8 pc=0x4390d6
runtime.selectgo(0xc0004c7fa8, 0xc0004c7fa0, 0x0?, 0x0, 0x0?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x7be fp=0xc0004c7f58 sp=0xc0004c7e18 pc=0x4491de
runtime.ensureSigM.func1()
	/usr/local/go/src/runtime/signal_unix.go:1000 +0x1af fp=0xc0004c7fe0 sp=0xc0004c7f58 pc=0x46136f
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0004c7fe8 sp=0xc0004c7fe0 pc=0x469661
created by runtime.ensureSigM
	/usr/local/go/src/runtime/signal_unix.go:983 +0xbd

goroutine 39 [syscall, 8 minutes]:
runtime.notetsleepg(0x0?, 0x0?)
	/usr/local/go/src/runtime/lock_futex.go:236 +0x34 fp=0xc0004ca7a0 sp=0xc0004ca768 pc=0x40c534
os/signal.signal_recv()
	/usr/local/go/src/runtime/sigqueue.go:152 +0x2f fp=0xc0004ca7c0 sp=0xc0004ca7a0 pc=0x465c2f
os/signal.loop()
	/usr/local/go/src/os/signal/signal_unix.go:23 +0x19 fp=0xc0004ca7e0 sp=0xc0004ca7c0 pc=0x52b459
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0004ca7e8 sp=0xc0004ca7e0 pc=0x469661
created by os/signal.Notify.func1.1
	/usr/local/go/src/os/signal/signal.go:151 +0x2a

goroutine 8 [IO wait]:
runtime.gopark(0x1?, 0xb?, 0x0?, 0x0?, 0x3?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc00049b958 sp=0xc00049b938 pc=0x4390d6
runtime.netpollblock(0x4bb345?, 0x40482f?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc00049b990 sp=0xc00049b958 pc=0x431a37
internal/poll.runtime_pollWait(0x7f7fef3f13d8, 0x72)
	/usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc00049b9b0 sp=0xc00049b990 pc=0x463a29
internal/poll.(*pollDesc).wait(0xc0003dd180?, 0xc000552000?, 0x0)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc00049b9d8 sp=0xc00049b9b0 pc=0x4d6812
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc0003dd180, {0xc000552000, 0x1000, 0x1000})
	/usr/local/go/src/internal/poll/fd_unix.go:167 +0x299 fp=0xc00049ba70 sp=0xc00049b9d8 pc=0x4d7bf9
net.(*netFD).Read(0xc0003dd180, {0xc000552000?, 0x951520?, 0xc016b490c8?})
	/usr/local/go/src/net/fd_posix.go:55 +0x29 fp=0xc00049bab8 sp=0xc00049ba70 pc=0x65bd49
net.(*conn).Read(0xc00054a250, {0xc000552000?, 0xcb8500?, 0xc000501f80?})
	/usr/local/go/src/net/net.go:183 +0x45 fp=0xc00049bb00 sp=0xc00049bab8 pc=0x66d885
net.(*TCPConn).Read(0xc000a17400?, {0xc000552000?, 0x9cca60?, 0xc016b490b0?})
	<autogenerated>:1 +0x29 fp=0xc00049bb30 sp=0xc00049bb00 pc=0x67dae9
bufio.(*Reader).fill(0xc000501f80)
	/usr/local/go/src/bufio/bufio.go:106 +0xff fp=0xc00049bb68 sp=0xc00049bb30 pc=0x50b4df
bufio.(*Reader).ReadByte(0xc000501f80)
	/usr/local/go/src/bufio/bufio.go:265 +0x2c fp=0xc00049bb88 sp=0xc00049bb68 pc=0x50bcac
compress/flate.(*decompressor).moreBits(0xc00040a000)
	/usr/local/go/src/compress/flate/inflate.go:696 +0x2d fp=0xc00049bbc0 sp=0xc00049bb88 pc=0x51756d
compress/flate.(*decompressor).nextBlock(0xc00040a000)
	/usr/local/go/src/compress/flate/inflate.go:303 +0x2e fp=0xc00049bbd8 sp=0xc00049bbc0 pc=0x51592e
compress/flate.(*decompressor).Read(0xc00040a000, {0xc0005a4000, 0x1000, 0xc00049bc80?})
	/usr/local/go/src/compress/flate/inflate.go:347 +0x7e fp=0xc00049bc10 sp=0xc00049bbd8 pc=0x515b9e
github.com/google/syzkaller/pkg/rpctype.(*flateConn).Read(0xc000a173e0?, {0xc0005a4000?, 0x9d7120?, 0xc016b49080?})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/rpctype/rpc.go:136 +0x26 fp=0xc00049bc40 sp=0xc00049bc10 pc=0x8fdf26
bufio.(*Reader).Read(0xc0005a2000, {0xc0005423a0, 0x1, 0xc00049bd70?})
	/usr/local/go/src/bufio/bufio.go:237 +0x1bb fp=0xc00049bc78 sp=0xc00049bc40 pc=0x50babb
io.ReadAtLeast({0xcb8500, 0xc0005a2000}, {0xc0005423a0, 0x1, 0x9}, 0x1)
	/usr/local/go/src/io/io.go:332 +0x9a fp=0xc00049bcc0 sp=0xc00049bc78 pc=0x4b147a
io.ReadFull(...)
	/usr/local/go/src/io/io.go:351
encoding/gob.decodeUintReader({0xcb8500?, 0xc0005a2000?}, {0xc0005423a0?, 0x9?, 0x9?})
	/usr/local/go/src/encoding/gob/decode.go:116 +0x57 fp=0xc00049bd18 sp=0xc00049bcc0 pc=0x896197
encoding/gob.(*Decoder).recvMessage(0xc0003dd200)
	/usr/local/go/src/encoding/gob/decoder.go:82 +0x39 fp=0xc00049bd50 sp=0xc00049bd18 pc=0x89fd59
encoding/gob.(*Decoder).decodeTypeSequence(0xc0003dd200, 0x0)
	/usr/local/go/src/encoding/gob/decoder.go:148 +0x4f fp=0xc00049bd80 sp=0xc00049bd50 pc=0x8a00ef
encoding/gob.(*Decoder).DecodeValue(0xc0003dd200, {0x94a460?, 0xc00009c090?, 0x7f7fef40f4a8?})
	/usr/local/go/src/encoding/gob/decoder.go:227 +0x18f fp=0xc00049be00 sp=0xc00049bd80 pc=0x8a058f
encoding/gob.(*Decoder).Decode(0xc0003dd200, {0x94a460?, 0xc00009c090?})
	/usr/local/go/src/encoding/gob/decoder.go:204 +0x165 fp=0xc00049be58 sp=0xc00049be00 pc=0x8a03a5
net/rpc.(*gobClientCodec).ReadResponseHeader(0x98dec0?, 0x941ea0?)
	/usr/local/go/src/net/rpc/client.go:228 +0x27 fp=0xc00049be80 sp=0xc00049be58 pc=0x8b5ea7
net/rpc.(*Client).input(0xc0005a20c0)
	/usr/local/go/src/net/rpc/client.go:109 +0xb4 fp=0xc00049bfc8 sp=0xc00049be80 pc=0x8b5134
net/rpc.NewClientWithCodec.func1()
	/usr/local/go/src/net/rpc/client.go:206 +0x26 fp=0xc00049bfe0 sp=0xc00049bfc8 pc=0x8b5d66
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc00049bfe8 sp=0xc00049bfe0 pc=0x469661
created by net/rpc.NewClientWithCodec
	/usr/local/go/src/net/rpc/client.go:206 +0xc5

goroutine 12 [syscall, 6 minutes]:
syscall.Syscall6(0x0?, 0x0?, 0xc000053e20?, 0xc000053e20?, 0x46563d?, 0x4638c5?, 0x1f05920?)
	/usr/local/go/src/syscall/syscall_linux.go:91 +0x36 fp=0xc000053de0 sp=0xc000053d58 pc=0x4bd2b6
os.(*Process).blockUntilWaitable(0xc01e36c090)
	/usr/local/go/src/os/wait_waitid.go:32 +0x87 fp=0xc000053eb8 sp=0xc000053de0 pc=0x4e9567
os.(*Process).wait(0xc01e36c090)
	/usr/local/go/src/os/exec_unix.go:22 +0x28 fp=0xc000053f18 sp=0xc000053eb8 pc=0x4e28a8
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:132
os/exec.(*Cmd).Wait(0xc013fc9a20)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc000053f80 sp=0xc000053f18 pc=0x527085
github.com/google/syzkaller/pkg/ipc.makeCommand.func3(0xc01d9cc3f0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:652 +0x32 fp=0xc000053fc8 sp=0xc000053f80 pc=0x8fbaf2
github.com/google/syzkaller/pkg/ipc.makeCommand.func8()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:657 +0x2a fp=0xc000053fe0 sp=0xc000053fc8 pc=0x8fba8a
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000053fe8 sp=0xc000053fe0 pc=0x469661
created by github.com/google/syzkaller/pkg/ipc.makeCommand
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:651 +0xc7c

goroutine 11 [IO wait, 3 minutes]:
runtime.gopark(0xc000054610?, 0xb?, 0x0?, 0x0?, 0x17?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc0000545e8 sp=0xc0000545c8 pc=0x4390d6
runtime.netpollblock(0x4bb345?, 0x40482f?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc000054620 sp=0xc0000545e8 pc=0x431a37
internal/poll.runtime_pollWait(0x7f7fef3f0d48, 0x72)
	/usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc000054640 sp=0xc000054620 pc=0x463a29
internal/poll.(*pollDesc).wait(0xc0133ba720?, 0xc02810a06b?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc000054668 sp=0xc000054640 pc=0x4d6812
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc0133ba720, {0xc02810a06b, 0x1ff95, 0x1ff95})
	/usr/local/go/src/internal/poll/fd_unix.go:167 +0x299 fp=0xc000054700 sp=0xc000054668 pc=0x4d7bf9
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:31
os.(*File).Read(0xc01f3fa238, {0xc02810a06b?, 0xc000054790?, 0x0?})
	/usr/local/go/src/os/file.go:118 +0x5e fp=0xc000054758 sp=0xc000054700 pc=0x4e305e
github.com/google/syzkaller/pkg/ipc.makeCommand.func2(0xc01d9cc3f0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:629 +0x8a fp=0xc0000547c8 sp=0xc000054758 pc=0x8fbc6a
github.com/google/syzkaller/pkg/ipc.makeCommand.func7()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:644 +0x2a fp=0xc0000547e0 sp=0xc0000547c8 pc=0x8fbbaa
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0000547e8 sp=0xc0000547e0 pc=0x469661
created by github.com/google/syzkaller/pkg/ipc.makeCommand
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:623 +0xa7b

goroutine 19 [IO wait]:
runtime.gopark(0xc014e399a8?, 0xb?, 0x0?, 0x0?, 0x1d?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc01868d6d0 sp=0xc01868d6b0 pc=0x4390d6
runtime.netpollblock(0x4bb345?, 0x40482f?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc01868d708 sp=0xc01868d6d0 pc=0x431a37
internal/poll.runtime_pollWait(0x7f7fef3f05c8, 0x72)
	/usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc01868d728 sp=0xc01868d708 pc=0x463a29
internal/poll.(*pollDesc).wait(0xc0102e8780?, 0xc00eaa2450?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc01868d750 sp=0xc01868d728 pc=0x4d6812
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc0102e8780, {0xc00eaa2450, 0xc, 0xc})
	/usr/local/go/src/internal/poll/fd_unix.go:167 +0x299 fp=0xc01868d7e8 sp=0xc01868d750 pc=0x4d7bf9
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:31
os.(*File).Read(0xc00fced508, {0xc00eaa2450?, 0xc01868d878?, 0x40de27?})
	/usr/local/go/src/os/file.go:118 +0x5e fp=0xc01868d840 sp=0xc01868d7e8 pc=0x4e305e
io.ReadAtLeast({0xcbae60, 0xc00fced508}, {0xc00eaa2450, 0xc, 0xc}, 0xc)
	/usr/local/go/src/io/io.go:332 +0x9a fp=0xc01868d888 sp=0xc01868d840 pc=0x4b147a
io.ReadFull(...)
	/usr/local/go/src/io/io.go:351
github.com/google/syzkaller/pkg/ipc.(*command).exec(0xc010700000, 0x7f7fed7e9000?, {0x0, 0x0, 0x0})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:786 +0x559 fp=0xc01868da30 sp=0xc01868d888 pc=0x8fcb79
github.com/google/syzkaller/pkg/ipc.(*Env).Exec(0xc01c030630, 0xc01868db38?, 0xc017971bc0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:286 +0x24e fp=0xc01868db10 sp=0xc01868da30 pc=0x8f8bae
main.(*Proc).executeRaw(0xc01cf740c0, 0x4839fe?, 0xc016ab25b8?, 0x5)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:328 +0x1bc fp=0xc01868dc28 sp=0xc01868db10 pc=0x907cdc
main.(*Proc).execute(0xc01cf740c0, 0x11?, 0x12?, 0xc01868de08?, 0x1?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:255 +0x49 fp=0xc01868dd68 sp=0xc01868dc28 pc=0x907449
main.(*Proc).executeAndCollide(0xc01cf740c0, 0xa8d7f2?, 0xc01954e600?, 0xc01868de08?, 0xc01cf74040?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:284 +0x27 fp=0xc01868ddb0 sp=0xc01868dd68 pc=0x907947
main.(*Proc).smashInput(0xc01cf740c0, 0xc018b7e340)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:221 +0x1d4 fp=0xc01868de98 sp=0xc01868ddb0 pc=0x907014
main.(*Proc).loop(0xc01cf740c0)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:78 +0xf2 fp=0xc01868dfc8 sp=0xc01868de98 pc=0x905672
main.main.func2()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:310 +0x26 fp=0xc01868dfe0 sp=0xc01868dfc8 pc=0x901966
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc01868dfe8 sp=0xc01868dfe0 pc=0x469661
created by main.main
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:310 +0x15e5

goroutine 20 [IO wait]:
runtime.gopark(0xc01ad35d68?, 0xb?, 0x0?, 0x0?, 0x19?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc018689810 sp=0xc0186897f0 pc=0x4390d6
runtime.netpollblock(0x4bb345?, 0x40482f?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc018689848 sp=0xc018689810 pc=0x431a37
internal/poll.runtime_pollWait(0x7f7fef3f0b68, 0x72)
	/usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc018689868 sp=0xc018689848 pc=0x463a29
internal/poll.(*pollDesc).wait(0xc0133ba7e0?, 0xc01b068c40?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc018689890 sp=0xc018689868 pc=0x4d6812
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc0133ba7e0, {0xc01b068c40, 0xc, 0xc})
	/usr/local/go/src/internal/poll/fd_unix.go:167 +0x299 fp=0xc018689928 sp=0xc018689890 pc=0x4d7bf9
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:31
os.(*File).Read(0xc01f3fa248, {0xc01b068c40?, 0xc0186899b8?, 0x40de27?})
	/usr/local/go/src/os/file.go:118 +0x5e fp=0xc018689980 sp=0xc018689928 pc=0x4e305e
io.ReadAtLeast({0xcbae60, 0xc01f3fa248}, {0xc01b068c40, 0xc, 0xc}, 0xc)
	/usr/local/go/src/io/io.go:332 +0x9a fp=0xc0186899c8 sp=0xc018689980 pc=0x4b147a
io.ReadFull(...)
	/usr/local/go/src/io/io.go:351
github.com/google/syzkaller/pkg/ipc.(*command).exec(0xc01d9cc3f0, 0x7f7fec3e9000?, {0x0, 0x0, 0x0})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:786 +0x559 fp=0xc018689b70 sp=0xc0186899c8 pc=0x8fcb79
github.com/google/syzkaller/pkg/ipc.(*Env).Exec(0xc01c030ea0, 0x9?, 0xc0151e0480)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:286 +0x24e fp=0xc018689c50 sp=0xc018689b70 pc=0x8f8bae
main.(*Proc).executeRaw(0xc01cf74340, 0x11?, 0x12?, 0x8)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:328 +0x1bc fp=0xc018689d68 sp=0xc018689c50 pc=0x907cdc
main.(*Proc).executeAndCollide(0xc01cf74340, 0xa8d7f2?, 0xc01954e630?, 0xc018689e08?, 0xc01cf74040?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:292 +0x72 fp=0xc018689db0 sp=0xc018689d68 pc=0x907992
main.(*Proc).smashInput(0xc01cf74340, 0xc01cf1aad0)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:221 +0x1d4 fp=0xc018689e98 sp=0xc018689db0 pc=0x907014
main.(*Proc).loop(0xc01cf74340)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:78 +0xf2 fp=0xc018689fc8 sp=0xc018689e98 pc=0x905672
main.main.func2()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:310 +0x26 fp=0xc018689fe0 sp=0xc018689fc8 pc=0x901966
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc018689fe8 sp=0xc018689fe0 pc=0x469661
created by main.main
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:310 +0x15e5

goroutine 22 [IO wait]:
runtime.gopark(0xc01c402788?, 0xb?, 0x0?, 0x0?, 0x11?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc0190cf6d0 sp=0xc0190cf6b0 pc=0x4390d6
runtime.netpollblock(0x4bb345?, 0x40482f?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc0190cf708 sp=0xc0190cf6d0 pc=0x431a37
internal/poll.runtime_pollWait(0x7f7fef3f1108, 0x72)
	/usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc0190cf728 sp=0xc0190cf708 pc=0x463a29
internal/poll.(*pollDesc).wait(0xc01d4dcb40?, 0xc00f2e6550?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc0190cf750 sp=0xc0190cf728 pc=0x4d6812
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc01d4dcb40, {0xc00f2e6550, 0xc, 0xc})
	/usr/local/go/src/internal/poll/fd_unix.go:167 +0x299 fp=0xc0190cf7e8 sp=0xc0190cf750 pc=0x4d7bf9
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:31
os.(*File).Read(0xc01e3563a8, {0xc00f2e6550?, 0xc0190cf878?, 0x40de27?})
	/usr/local/go/src/os/file.go:118 +0x5e fp=0xc0190cf840 sp=0xc0190cf7e8 pc=0x4e305e
io.ReadAtLeast({0xcbae60, 0xc01e3563a8}, {0xc00f2e6550, 0xc, 0xc}, 0xc)
	/usr/local/go/src/io/io.go:332 +0x9a fp=0xc0190cf888 sp=0xc0190cf840 pc=0x4b147a
io.ReadFull(...)
	/usr/local/go/src/io/io.go:351
github.com/google/syzkaller/pkg/ipc.(*command).exec(0xc01a56f490, 0x7f7fe9be9000?, {0x0, 0x0, 0x0})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:786 +0x559 fp=0xc0190cfa30 sp=0xc0190cf888 pc=0x8fcb79
github.com/google/syzkaller/pkg/ipc.(*Env).Exec(0xc01c0314d0, 0xc022e91c01?, 0xc00fcd6dc0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:286 +0x24e fp=0xc0190cfb10 sp=0xc0190cfa30 pc=0x8f8bae
main.(*Proc).executeRaw(0xc01cf74740, 0x4839fe?, 0xc0234f0468?, 0x5)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:328 +0x1bc fp=0xc0190cfc28 sp=0xc0190cfb10 pc=0x907cdc
main.(*Proc).execute(0xc01cf74740, 0x11?, 0x12?, 0xc0190cfe08?, 0x1?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:255 +0x49 fp=0xc0190cfd68 sp=0xc0190cfc28 pc=0x907449
main.(*Proc).executeAndCollide(0xc01cf74740, 0xa8d7f2?, 0xc01954e810?, 0xc0190cfe08?, 0xc01cf74040?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:284 +0x27 fp=0xc0190cfdb0 sp=0xc0190cfd68 pc=0x907947
main.(*Proc).smashInput(0xc01cf74740, 0xc01cf1ac70)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:221 +0x1d4 fp=0xc0190cfe98 sp=0xc0190cfdb0 pc=0x907014
main.(*Proc).loop(0xc01cf74740)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:78 +0xf2 fp=0xc0190cffc8 sp=0xc0190cfe98 pc=0x905672
main.main.func2()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:310 +0x26 fp=0xc0190cffe0 sp=0xc0190cffc8 pc=0x901966
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0190cffe8 sp=0xc0190cffe0 pc=0x469661
created by main.main
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:310 +0x15e5

goroutine 23 [IO wait, 1 minutes]:
runtime.gopark(0x0?, 0xb?, 0x0?, 0x0?, 0xf?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc00004fde8 sp=0xc00004fdc8 pc=0x4390d6
runtime.netpollblock(0x4bb345?, 0x40482f?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc00004fe20 sp=0xc00004fde8 pc=0x431a37
internal/poll.runtime_pollWait(0x7f7fef3f12e8, 0x72)
	/usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc00004fe40 sp=0xc00004fe20 pc=0x463a29
internal/poll.(*pollDesc).wait(0xc01d4dca80?, 0xc02812a2c9?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc00004fe68 sp=0xc00004fe40 pc=0x4d6812
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc01d4dca80, {0xc02812a2c9, 0x1fd37, 0x1fd37})
	/usr/local/go/src/internal/poll/fd_unix.go:167 +0x299 fp=0xc00004ff00 sp=0xc00004fe68 pc=0x4d7bf9
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:31
os.(*File).Read(0xc01e356398, {0xc02812a2c9?, 0x9a58?, 0xac00?})
	/usr/local/go/src/os/file.go:118 +0x5e fp=0xc00004ff58 sp=0xc00004ff00 pc=0x4e305e
github.com/google/syzkaller/pkg/ipc.makeCommand.func2(0xc01a56f490)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:629 +0x8a fp=0xc00004ffc8 sp=0xc00004ff58 pc=0x8fbc6a
github.com/google/syzkaller/pkg/ipc.makeCommand.func7()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:644 +0x2a fp=0xc00004ffe0 sp=0xc00004ffc8 pc=0x8fbbaa
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc00004ffe8 sp=0xc00004ffe0 pc=0x469661
created by github.com/google/syzkaller/pkg/ipc.makeCommand
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:623 +0xa7b

goroutine 24 [syscall, 6 minutes]:
syscall.Syscall6(0x0?, 0x0?, 0x0?, 0x0?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/syscall/syscall_linux.go:91 +0x36 fp=0xc0000505e0 sp=0xc000050558 pc=0x4bd2b6
os.(*Process).blockUntilWaitable(0xc01eb542a0)
	/usr/local/go/src/os/wait_waitid.go:32 +0x87 fp=0xc0000506b8 sp=0xc0000505e0 pc=0x4e9567
os.(*Process).wait(0xc01eb542a0)
	/usr/local/go/src/os/exec_unix.go:22 +0x28 fp=0xc000050718 sp=0xc0000506b8 pc=0x4e28a8
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:132
os/exec.(*Cmd).Wait(0xc01d4f11e0)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc000050780 sp=0xc000050718 pc=0x527085
github.com/google/syzkaller/pkg/ipc.makeCommand.func3(0xc01a56f490)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:652 +0x32 fp=0xc0000507c8 sp=0xc000050780 pc=0x8fbaf2
github.com/google/syzkaller/pkg/ipc.makeCommand.func8()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:657 +0x2a fp=0xc0000507e0 sp=0xc0000507c8 pc=0x8fba8a
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0000507e8 sp=0xc0000507e0 pc=0x469661
created by github.com/google/syzkaller/pkg/ipc.makeCommand
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:651 +0xc7c

goroutine 49 [IO wait]:
runtime.gopark(0x0?, 0xb?, 0x0?, 0x0?, 0x10?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000054de8 sp=0xc000054dc8 pc=0x4390d6
runtime.netpollblock(0x4bb345?, 0x40482f?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc000054e20 sp=0xc000054de8 pc=0x431a37
internal/poll.runtime_pollWait(0x7f7fef3f0a78, 0x72)
	/usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc000054e40 sp=0xc000054e20 pc=0x463a29
internal/poll.(*pollDesc).wait(0xc005cf0e40?, 0xc02819005a?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc000054e68 sp=0xc000054e40 pc=0x4d6812
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc005cf0e40, {0xc02819005a, 0x1ffa6, 0x1ffa6})
	/usr/local/go/src/internal/poll/fd_unix.go:167 +0x299 fp=0xc000054f00 sp=0xc000054e68 pc=0x4d7bf9
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:31
os.(*File).Read(0xc0069ce1d8, {0xc02819005a?, 0x9a58?, 0xac00?})
	/usr/local/go/src/os/file.go:118 +0x5e fp=0xc000054f58 sp=0xc000054f00 pc=0x4e305e
github.com/google/syzkaller/pkg/ipc.makeCommand.func2(0xc002d92150)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:629 +0x8a fp=0xc000054fc8 sp=0xc000054f58 pc=0x8fbc6a
github.com/google/syzkaller/pkg/ipc.makeCommand.func7()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:644 +0x2a fp=0xc000054fe0 sp=0xc000054fc8 pc=0x8fbbaa
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000054fe8 sp=0xc000054fe0 pc=0x469661
created by github.com/google/syzkaller/pkg/ipc.makeCommand
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:623 +0xa7b

goroutine 50 [syscall, 6 minutes]:
syscall.Syscall6(0x0?, 0x0?, 0x0?, 0x0?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/syscall/syscall_linux.go:91 +0x36 fp=0xc0004c4de0 sp=0xc0004c4d58 pc=0x4bd2b6
os.(*Process).blockUntilWaitable(0xc01022e720)
	/usr/local/go/src/os/wait_waitid.go:32 +0x87 fp=0xc0004c4eb8 sp=0xc0004c4de0 pc=0x4e9567
os.(*Process).wait(0xc01022e720)
	/usr/local/go/src/os/exec_unix.go:22 +0x28 fp=0xc0004c4f18 sp=0xc0004c4eb8 pc=0x4e28a8
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:132
os/exec.(*Cmd).Wait(0xc006a03e40)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc0004c4f80 sp=0xc0004c4f18 pc=0x527085
github.com/google/syzkaller/pkg/ipc.makeCommand.func3(0xc002d92150)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:652 +0x32 fp=0xc0004c4fc8 sp=0xc0004c4f80 pc=0x8fbaf2
github.com/google/syzkaller/pkg/ipc.makeCommand.func8()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:657 +0x2a fp=0xc0004c4fe0 sp=0xc0004c4fc8 pc=0x8fba8a
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0004c4fe8 sp=0xc0004c4fe0 pc=0x469661
created by github.com/google/syzkaller/pkg/ipc.makeCommand
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:651 +0xc7c

goroutine 40 [IO wait, 3 minutes]:
runtime.gopark(0x0?, 0xb?, 0x0?, 0x0?, 0x12?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc0004cbde8 sp=0xc0004cbdc8 pc=0x4390d6
runtime.netpollblock(0x4bb345?, 0x40482f?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc0004cbe20 sp=0xc0004cbde8 pc=0x431a37
internal/poll.runtime_pollWait(0x7f7fef3f11f8, 0x72)
	/usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc0004cbe40 sp=0xc0004cbe20 pc=0x463a29
internal/poll.(*pollDesc).wait(0xc0102e86c0?, 0xc0282b8035?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc0004cbe68 sp=0xc0004cbe40 pc=0x4d6812
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc0102e86c0, {0xc0282b8035, 0x1ffcb, 0x1ffcb})
	/usr/local/go/src/internal/poll/fd_unix.go:167 +0x299 fp=0xc0004cbf00 sp=0xc0004cbe68 pc=0x4d7bf9
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:31
os.(*File).Read(0xc00fced4f8, {0xc0282b8035?, 0x9a58?, 0xac00?})
	/usr/local/go/src/os/file.go:118 +0x5e fp=0xc0004cbf58 sp=0xc0004cbf00 pc=0x4e305e
github.com/google/syzkaller/pkg/ipc.makeCommand.func2(0xc010700000)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:629 +0x8a fp=0xc0004cbfc8 sp=0xc0004cbf58 pc=0x8fbc6a
github.com/google/syzkaller/pkg/ipc.makeCommand.func7()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:644 +0x2a fp=0xc0004cbfe0 sp=0xc0004cbfc8 pc=0x8fbbaa
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0004cbfe8 sp=0xc0004cbfe0 pc=0x469661
created by github.com/google/syzkaller/pkg/ipc.makeCommand
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:623 +0xa7b

goroutine 41 [syscall, 6 minutes]:
syscall.Syscall6(0x0?, 0x0?, 0x0?, 0x0?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/syscall/syscall_linux.go:91 +0x36 fp=0xc010738de0 sp=0xc010738d58 pc=0x4bd2b6
os.(*Process).blockUntilWaitable(0xc0016fa540)
	/usr/local/go/src/os/wait_waitid.go:32 +0x87 fp=0xc010738eb8 sp=0xc010738de0 pc=0x4e9567
os.(*Process).wait(0xc0016fa540)
	/usr/local/go/src/os/exec_unix.go:22 +0x28 fp=0xc010738f18 sp=0xc010738eb8 pc=0x4e28a8
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:132
os/exec.(*Cmd).Wait(0xc00fb3f600)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc010738f80 sp=0xc010738f18 pc=0x527085
github.com/google/syzkaller/pkg/ipc.makeCommand.func3(0xc010700000)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:652 +0x32 fp=0xc010738fc8 sp=0xc010738f80 pc=0x8fbaf2
github.com/google/syzkaller/pkg/ipc.makeCommand.func8()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:657 +0x2a fp=0xc010738fe0 sp=0xc010738fc8 pc=0x8fba8a
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc010738fe8 sp=0xc010738fe0 pc=0x469661
created by github.com/google/syzkaller/pkg/ipc.makeCommand
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:651 +0xc7c

goroutine 4800 [select]:
runtime.gopark(0xc0004c77b0?, 0x2?, 0x0?, 0x0?, 0xc0004c778c?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc0004c7618 sp=0xc0004c75f8 pc=0x4390d6
runtime.selectgo(0xc0004c77b0, 0xc0004c7788, 0x0?, 0x0, 0x0?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x7be fp=0xc0004c7758 sp=0xc0004c7618 pc=0x4491de
github.com/google/syzkaller/pkg/ipc.(*command).exec.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:771 +0x7d fp=0xc0004c77e0 sp=0xc0004c7758 pc=0x8fd21d
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0004c77e8 sp=0xc0004c77e0 pc=0x469661
created by github.com/google/syzkaller/pkg/ipc.(*command).exec
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:769 +0x25b

goroutine 4814 [select]:
runtime.gopark(0xc00cb04fb0?, 0x2?, 0xf8?, 0x3d?, 0xc00cb04f8c?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc00cb04e18 sp=0xc00cb04df8 pc=0x4390d6
runtime.selectgo(0xc00cb04fb0, 0xc00cb04f88, 0x8b31fcde7fc598fe?, 0x0, 0xfc598fe40bfe2cc7?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x7be fp=0xc00cb04f58 sp=0xc00cb04e18 pc=0x4491de
github.com/google/syzkaller/pkg/ipc.(*command).exec.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:771 +0x7d fp=0xc00cb04fe0 sp=0xc00cb04f58 pc=0x8fd21d
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc00cb04fe8 sp=0xc00cb04fe0 pc=0x469661
created by github.com/google/syzkaller/pkg/ipc.(*command).exec
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:769 +0x25b

goroutine 4638 [select]:
runtime.gopark(0xc00cb097b0?, 0x2?, 0x5?, 0x15?, 0xc00cb0978c?)
	/usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc00cb09618 sp=0xc00cb095f8 pc=0x4390d6
runtime.selectgo(0xc00cb097b0, 0xc00cb09788, 0x5555555555555555?, 0x0, 0x5555555555555555?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x7be fp=0xc00cb09758 sp=0xc00cb09618 pc=0x4491de
github.com/google/syzkaller/pkg/ipc.(*command).exec.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:771 +0x7d fp=0xc00cb097e0 sp=0xc00cb09758 pc=0x8fd21d
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc00cb097e8 sp=0xc00cb097e0 pc=0x469661
created by github.com/google/syzkaller/pkg/ipc.(*command).exec
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:769 +0x25b