fatal error: fault
[signal SIGSEGV: segmentation violation code=0x1 addr=0x7f7fabc2e000 pc=0x4709fc]

goroutine 40 [running]:
runtime.throw({0xbdc158?, 0x0?})
	/usr/local/go/src/runtime/panic.go:1077 +0x5c fp=0xc000381b58 sp=0xc000381b28 pc=0x43a81c
runtime.sigpanic()
	/usr/local/go/src/runtime/signal_unix.go:875 +0x285 fp=0xc000381bb8 sp=0xc000381b58 pc=0x451585
runtime.memmove()
	/usr/local/go/src/runtime/memmove_amd64.s:375 +0x43c fp=0xc000381bc0 sp=0xc000381bb8 pc=0x4709fc
github.com/google/syzkaller/pkg/ipc.(*Env).ExecProg(0xc000720580, 0x218?, {0xc00002b000, 0x45b0, 0x0?})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:247 +0x85 fp=0xc000381c50 sp=0xc000381bc0 pc=0xa11785
main.(*Proc).executeProgram(0xc000010948, 0xc000672150, 0xc000381df0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:123 +0xe5 fp=0xc000381db8 sp=0xc000381c50 pc=0xa1b365
main.(*Proc).execute(0xc000010948?, 0xc000672150, 0xc0000ea5d0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:103 +0x33 fp=0xc000381e00 sp=0xc000381db8 pc=0xa1b1b3
main.(*Proc).loop(0xc000010948)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:46 +0xcc fp=0xc000381fc8 sp=0xc000381e00 pc=0xa1aa2c
main.startProc.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x25 fp=0xc000381fe0 sp=0xc000381fc8 pc=0xa1a925
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000381fe8 sp=0xc000381fe0 pc=0x46f7c1
created by main.startProc in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x116

goroutine 1 [runnable]:
syscall.Syscall(0x3, 0x7, 0xc000436000, 0x61af4)
	/usr/local/go/src/syscall/asm_unix_amd64.s:19 +0x9 fp=0xc000383750 sp=0xc000383740 pc=0x4beb49
syscall.read(0xc000720280?, {0xc000436000?, 0x0?, 0x0?})
	/usr/local/go/src/syscall/zsyscall_netbsd_amd64.go:860 +0x45 fp=0xc0003837a8 sp=0xc000383750 pc=0x4bdc85
syscall.Read(...)
	/usr/local/go/src/syscall/syscall_unix.go:181
internal/poll.ignoringEINTRIO(...)
	/usr/local/go/src/internal/poll/fd_unix.go:736
internal/poll.(*FD).Read(0xc000720280, {0xc000436000, 0x61af4, 0x62000})
	/usr/local/go/src/internal/poll/fd_unix.go:160 +0x2ae fp=0xc000383840 sp=0xc0003837a8 pc=0x4d9d2e
net.(*netFD).Read(0xc000720280, {0xc000436000?, 0xc000162800?, 0x100c0002cc620?})
	/usr/local/go/src/net/fd_posix.go:55 +0x25 fp=0xc000383888 sp=0xc000383840 pc=0x5b8d85
net.(*conn).Read(0xc0000ea570, {0xc000436000?, 0xc00067c828?, 0x18?})
	/usr/local/go/src/net/net.go:179 +0x45 fp=0xc0003838d0 sp=0xc000383888 pc=0x5c96a5
net.(*TCPConn).Read(0xc000383960?, {0xc000436000?, 0xc000383938?, 0x40dd4c?})
	<autogenerated>:1 +0x25 fp=0xc000383900 sp=0xc0003838d0 pc=0x5d9e05
io.ReadAtLeast({0x7f7fb10a84d8, 0xc0000ea570}, {0xc000436000, 0x61af4, 0x62000}, 0x4)
	/usr/local/go/src/io/io.go:335 +0x90 fp=0xc000383948 sp=0xc000383900 pc=0x4b4a50
github.com/google/syzkaller/pkg/flatrpc.(*Conn).recv(0xc00007cc30, 0xc000436004?)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/flatrpc/conn.go:178 +0x1a5 fp=0xc0003839e0 sp=0xc000383948 pc=0x8d4b65
github.com/google/syzkaller/pkg/flatrpc.Recv[...](0xc00007cc30)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/flatrpc/conn.go:152 +0xb3 fp=0xc000383a40 sp=0xc0003839e0 pc=0xa1c6f3
main.(*FuzzerTool).handleConn(0xc00071caa0)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:222 +0x36 fp=0xc000383ae8 sp=0xc000383a40 pc=0xa19536
main.main()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:162 +0xec5 fp=0xc000383f40 sp=0xc000383ae8 pc=0xa19065
runtime.main()
	/usr/local/go/src/runtime/proc.go:267 +0x2bb fp=0xc000383fe0 sp=0xc000383f40 pc=0x43d1fb
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000383fe8 sp=0xc000383fe0 pc=0x46f7c1

goroutine 2 [force gc (idle), 4 minutes]:
runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000056fa8 sp=0xc000056f88 pc=0x43d66e
runtime.goparkunlock(...)
	/usr/local/go/src/runtime/proc.go:404
runtime.forcegchelper()
	/usr/local/go/src/runtime/proc.go:322 +0xb3 fp=0xc000056fe0 sp=0xc000056fa8 pc=0x43d4d3
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000056fe8 sp=0xc000056fe0 pc=0x46f7c1
created by runtime.init.6 in goroutine 1
	/usr/local/go/src/runtime/proc.go:310 +0x1a

goroutine 3 [GC sweep wait]:
runtime.gopark(0x14060c0?, 0x0?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000057778 sp=0xc000057758 pc=0x43d66e
runtime.goparkunlock(...)
	/usr/local/go/src/runtime/proc.go:404
runtime.bgsweep(0x0?)
	/usr/local/go/src/runtime/mgcsweep.go:321 +0xdf fp=0xc0000577c8 sp=0xc000057778 pc=0x4283bf
runtime.gcenable.func1()
	/usr/local/go/src/runtime/mgc.go:200 +0x25 fp=0xc0000577e0 sp=0xc0000577c8 pc=0x41d4a5
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0000577e8 sp=0xc0000577e0 pc=0x46f7c1
created by runtime.gcenable in goroutine 1
	/usr/local/go/src/runtime/mgc.go:200 +0x66

goroutine 4 [GC scavenge wait]:
runtime.gopark(0x6fa259?, 0x561b5c?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000057f70 sp=0xc000057f50 pc=0x43d66e
runtime.goparkunlock(...)
	/usr/local/go/src/runtime/proc.go:404
runtime.(*scavengerState).park(0x1406da0)
	/usr/local/go/src/runtime/mgcscavenge.go:425 +0x49 fp=0xc000057fa0 sp=0xc000057f70 pc=0x425c49
runtime.bgscavenge(0x0?)
	/usr/local/go/src/runtime/mgcscavenge.go:658 +0x59 fp=0xc000057fc8 sp=0xc000057fa0 pc=0x4261f9
runtime.gcenable.func2()
	/usr/local/go/src/runtime/mgc.go:201 +0x25 fp=0xc000057fe0 sp=0xc000057fc8 pc=0x41d445
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000057fe8 sp=0xc000057fe0 pc=0x46f7c1
created by runtime.gcenable in goroutine 1
	/usr/local/go/src/runtime/mgc.go:201 +0xa5

goroutine 5 [finalizer wait]:
runtime.gopark(0x0?, 0xcaad20?, 0x40?, 0x1?, 0x2000000020?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000056628 sp=0xc000056608 pc=0x43d66e
runtime.runfinq()
	/usr/local/go/src/runtime/mfinal.go:193 +0x107 fp=0xc0000567e0 sp=0xc000056628 pc=0x41c527
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0000567e8 sp=0xc0000567e0 pc=0x46f7c1
created by runtime.createfing in goroutine 1
	/usr/local/go/src/runtime/mfinal.go:163 +0x3d

goroutine 6 [GC worker (idle)]:
runtime.gopark(0x4bb442aaad?, 0xc000040320?, 0x1a?, 0x14?, 0x0?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000058750 sp=0xc000058730 pc=0x43d66e
runtime.gcBgMarkWorker()
	/usr/local/go/src/runtime/mgc.go:1293 +0xe5 fp=0xc0000587e0 sp=0xc000058750 pc=0x41f025
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0000587e8 sp=0xc0000587e0 pc=0x46f7c1
created by runtime.gcBgMarkStartWorkers in goroutine 1
	/usr/local/go/src/runtime/mgc.go:1217 +0x1c

goroutine 7 [GC worker (idle)]:
runtime.gopark(0xcaae58?, 0xc000434000?, 0x1a?, 0x14?, 0x0?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000058f50 sp=0xc000058f30 pc=0x43d66e
runtime.gcBgMarkWorker()
	/usr/local/go/src/runtime/mgc.go:1293 +0xe5 fp=0xc000058fe0 sp=0xc000058f50 pc=0x41f025
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000058fe8 sp=0xc000058fe0 pc=0x46f7c1
created by runtime.gcBgMarkStartWorkers in goroutine 1
	/usr/local/go/src/runtime/mgc.go:1217 +0x1c

goroutine 8 [select]:
runtime.gopark(0xc000053788?, 0x3?, 0x3?, 0x0?, 0xc000053772?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000053618 sp=0xc0000535f8 pc=0x43d66e
runtime.selectgo(0xc000053788, 0xc00005376c, 0xc0000c2780?, 0x0, 0x0?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc000053738 sp=0xc000053618 pc=0x44dac5
go.opencensus.io/stats/view.(*worker).start(0xc0000c2780)
	/syzkaller/gopath/src/github.com/google/syzkaller/vendor/go.opencensus.io/stats/view/worker.go:292 +0x9f fp=0xc0000537c8 sp=0xc000053738 pc=0x9f189f
go.opencensus.io/stats/view.init.0.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/vendor/go.opencensus.io/stats/view/worker.go:34 +0x25 fp=0xc0000537e0 sp=0xc0000537c8 pc=0x9f0bc5
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0000537e8 sp=0xc0000537e0 pc=0x46f7c1
created by go.opencensus.io/stats/view.init.0 in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/vendor/go.opencensus.io/stats/view/worker.go:34 +0x8d

goroutine 19 [chan receive]:
runtime.gopark(0xc000584540?, 0xc000674230?, 0x50?, 0x10?, 0x8d43e0?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc00072d6f8 sp=0xc00072d6d8 pc=0x43d66e
runtime.chanrecv(0xc0005844e0, 0xc00072d7b8, 0x1)
	/usr/local/go/src/runtime/chan.go:583 +0x3cd fp=0xc00072d770 sp=0xc00072d6f8 pc=0x4094ad
runtime.chanrecv2(0xc0002b7000?, 0x44471c?)
	/usr/local/go/src/runtime/chan.go:447 +0x12 fp=0xc00072d798 sp=0xc00072d770 pc=0x4090d2
github.com/google/syzkaller/pkg/stats.newSet.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/stats/set.go:98 +0x66 fp=0xc00072d7e0 sp=0xc00072d798 pc=0x8d2f46
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc00072d7e8 sp=0xc00072d7e0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/stats.newSet in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/stats/set.go:97 +0xe5

goroutine 9 [chan receive, 4 minutes]:
runtime.gopark(0xc0000546e0?, 0x7990c5?, 0x1?, 0xb6?, 0xc000054758?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0000546c8 sp=0xc0000546a8 pc=0x43d66e
runtime.chanrecv(0xc00077f080, 0x0, 0x1)
	/usr/local/go/src/runtime/chan.go:583 +0x3cd fp=0xc000054740 sp=0xc0000546c8 pc=0x4094ad
runtime.chanrecv1(0xc00077f080?, 0xc0000547b0?)
	/usr/local/go/src/runtime/chan.go:442 +0x12 fp=0xc000054768 sp=0xc000054740 pc=0x4090b2
github.com/google/syzkaller/pkg/osutil.HandleInterrupts.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/osutil/osutil_unix.go:77 +0x85 fp=0xc0000547e0 sp=0xc000054768 pc=0x79a025
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0000547e8 sp=0xc0000547e0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/osutil.HandleInterrupts in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/osutil/osutil_unix.go:74 +0x4f

goroutine 10 [chan receive, 4 minutes]:
runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000054ef0 sp=0xc000054ed0 pc=0x43d66e
runtime.chanrecv(0xc00007e180, 0x0, 0x1)
	/usr/local/go/src/runtime/chan.go:583 +0x3cd fp=0xc000054f68 sp=0xc000054ef0 pc=0x4094ad
runtime.chanrecv1(0x0?, 0x0?)
	/usr/local/go/src/runtime/chan.go:442 +0x12 fp=0xc000054f90 sp=0xc000054f68 pc=0x4090b2
main.main.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:76 +0x19 fp=0xc000054fe0 sp=0xc000054f90 pc=0xa190b9
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000054fe8 sp=0xc000054fe0 pc=0x46f7c1
created by main.main in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:74 +0x33b

goroutine 20 [select, 4 minutes, locked to thread]:
runtime.gopark(0xc0001d2fa8?, 0x2?, 0x0?, 0x0?, 0xc0001d2f94?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0001d2e30 sp=0xc0001d2e10 pc=0x43d66e
runtime.selectgo(0xc0001d2fa8, 0xc0001d2f90, 0x0?, 0x0, 0x646e65230a3e682e?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc0001d2f50 sp=0xc0001d2e30 pc=0x44dac5
runtime.ensureSigM.func1()
	/usr/local/go/src/runtime/signal_unix.go:1014 +0x192 fp=0xc0001d2fe0 sp=0xc0001d2f50 pc=0x4664f2
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0001d2fe8 sp=0xc0001d2fe0 pc=0x46f7c1
created by runtime.ensureSigM in goroutine 9
	/usr/local/go/src/runtime/signal_unix.go:997 +0xc8

goroutine 11 [IO wait, 4 minutes]:
runtime.gopark(0xc0001d3c10?, 0x41013d?, 0x18?, 0x3c?, 0x4df99d?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0001d3ba8 sp=0xc0001d3b88 pc=0x43d66e
runtime.netpollblock(0x7f7fb133ea78?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc0001d3be0 sp=0xc0001d3ba8 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb10a7ec8, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc0001d3c00 sp=0xc0001d3be0 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc00030a000?, 0xc0001d3ce8?, 0x0)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc0001d3c28 sp=0xc0001d3c00 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Accept(0xc00030a000)
	/usr/local/go/src/internal/poll/fd_unix.go:611 +0x2ac fp=0xc0001d3cd0 sp=0xc0001d3c28 pc=0x4ddeec
net.(*netFD).accept(0xc00030a000)
	/usr/local/go/src/net/fd_unix.go:172 +0x29 fp=0xc0001d3d88 sp=0xc0001d3cd0 pc=0x5bada9
net.(*TCPListener).accept(0xc00030c000)
	/usr/local/go/src/net/tcpsock_posix.go:152 +0x1e fp=0xc0001d3db0 sp=0xc0001d3d88 pc=0x5d16de
net.(*TCPListener).Accept(0xc00030c000)
	/usr/local/go/src/net/tcpsock.go:315 +0x30 fp=0xc0001d3de0 sp=0xc0001d3db0 pc=0x5d08d0
net/http.(*onceCloseListener).Accept(0xd67f30?)
	<autogenerated>:1 +0x24 fp=0xc0001d3df8 sp=0xc0001d3de0 pc=0x6f1bc4
net/http.(*Server).Serve(0xc0000d6000, {0xd67000, 0xc00030c000})
	/usr/local/go/src/net/http/server.go:3056 +0x364 fp=0xc0001d3f28 sp=0xc0001d3df8 pc=0x6cf864
net/http.(*Server).ListenAndServe(0xc0000d6000)
	/usr/local/go/src/net/http/server.go:2985 +0x71 fp=0xc0001d3f58 sp=0xc0001d3f28 pc=0x6cf4d1
net/http.ListenAndServe(...)
	/usr/local/go/src/net/http/server.go:3239
main.setupPprofHandler.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:284 +0x9d fp=0xc0001d3fe0 sp=0xc0001d3f58 pc=0xa1a4bd
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0001d3fe8 sp=0xc0001d3fe0 pc=0x46f7c1
created by main.setupPprofHandler in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:283 +0x37

goroutine 21 [syscall, 4 minutes]:
runtime.notetsleepg(0x69746174730a0a3e?, 0x757420746e692063?)
	/usr/local/go/src/runtime/lock_sema.go:294 +0x29 fp=0xc00072c7a0 sp=0xc00072c758 pc=0x40ea69
os/signal.signal_recv()
	/usr/local/go/src/runtime/sigqueue.go:152 +0x29 fp=0xc00072c7c0 sp=0xc00072c7a0 pc=0x46bf29
os/signal.loop()
	/usr/local/go/src/os/signal/signal_unix.go:23 +0x13 fp=0xc00072c7e0 sp=0xc00072c7c0 pc=0x7993f3
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc00072c7e8 sp=0xc00072c7e0 pc=0x46f7c1
created by os/signal.Notify.func1.1 in goroutine 9
	/usr/local/go/src/os/signal/signal.go:151 +0x1f

goroutine 36 [chan receive]:
runtime.gopark(0x0?, 0xc0003d3998?, 0x25?, 0x38?, 0x0?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0003d3978 sp=0xc0003d3958 pc=0x43d66e
runtime.chanrecv(0xc00042cf60, 0xc0003d3b38, 0x1)
	/usr/local/go/src/runtime/chan.go:583 +0x3cd fp=0xc0003d39f0 sp=0xc0003d3978 pc=0x4094ad
runtime.chanrecv1(0xc0002fecc0?, 0xd652a8?)
	/usr/local/go/src/runtime/chan.go:442 +0x12 fp=0xc0003d3a18 sp=0xc0003d39f0 pc=0x4090b2
github.com/google/syzkaller/pkg/ipc.(*command).exec(0xc000720700, 0xc0006622a0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:801 +0x698 fp=0xc0003d3bc0 sp=0xc0003d3a18 pc=0xa156d8
github.com/google/syzkaller/pkg/ipc.(*Env).ExecProg(0xc000720300, 0x1db?, {0xc00074e000, 0x203, 0x0?})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:260 +0x10c fp=0xc0003d3c50 sp=0xc0003d3bc0 pc=0xa1180c
main.(*Proc).executeProgram(0xc0000108e8, 0xc0006721c0, 0xc0003d3df0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:123 +0xe5 fp=0xc0003d3db8 sp=0xc0003d3c50 pc=0xa1b365
main.(*Proc).execute(0xc0000108e8?, 0xc0006721c0, 0xc0000ea670?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:103 +0x33 fp=0xc0003d3e00 sp=0xc0003d3db8 pc=0xa1b1b3
main.(*Proc).loop(0xc0000108e8)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:46 +0xcc fp=0xc0003d3fc8 sp=0xc0003d3e00 pc=0xa1aa2c
main.startProc.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x25 fp=0xc0003d3fe0 sp=0xc0003d3fc8 pc=0xa1a925
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0003d3fe8 sp=0xc0003d3fe0 pc=0x46f7c1
created by main.startProc in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x116

goroutine 37 [chan receive]:
runtime.gopark(0x0?, 0xc0003d5998?, 0x25?, 0x38?, 0x0?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0003d5978 sp=0xc0003d5958 pc=0x43d66e
runtime.chanrecv(0xc00042c300, 0xc0003d5b38, 0x1)
	/usr/local/go/src/runtime/chan.go:583 +0x3cd fp=0xc0003d59f0 sp=0xc0003d5978 pc=0x4094ad
runtime.chanrecv1(0xc0002fe180?, 0xd652a8?)
	/usr/local/go/src/runtime/chan.go:442 +0x12 fp=0xc0003d5a18 sp=0xc0003d59f0 pc=0x4090b2
github.com/google/syzkaller/pkg/ipc.(*command).exec(0xc000720180, 0xc000039548?)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:801 +0x698 fp=0xc0003d5bc0 sp=0xc0003d5a18 pc=0xa156d8
github.com/google/syzkaller/pkg/ipc.(*Env).ExecProg(0xc000720380, 0x207?, {0xc000600a00, 0x4c6, 0x0?})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:260 +0x10c fp=0xc0003d5c50 sp=0xc0003d5bc0 pc=0xa1180c
main.(*Proc).executeProgram(0xc000010900, 0xc00067e460, 0xc0003d5df0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:123 +0xe5 fp=0xc0003d5db8 sp=0xc0003d5c50 pc=0xa1b365
main.(*Proc).execute(0xc000010900?, 0xc00067e460, 0xc0000ea7c0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:103 +0x33 fp=0xc0003d5e00 sp=0xc0003d5db8 pc=0xa1b1b3
main.(*Proc).loop(0xc000010900)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:46 +0xcc fp=0xc0003d5fc8 sp=0xc0003d5e00 pc=0xa1aa2c
main.startProc.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x25 fp=0xc0003d5fe0 sp=0xc0003d5fc8 pc=0xa1a925
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0003d5fe8 sp=0xc0003d5fe0 pc=0x46f7c1
created by main.startProc in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x116

goroutine 38 [IO wait]:
runtime.gopark(0xc000385890?, 0xc000385890?, 0x7d?, 0xeb?, 0xc0003858e8?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000385878 sp=0xc000385858 pc=0x43d66e
runtime.netpollblock(0xc000762310?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc0003858b0 sp=0xc000385878 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb10a7610, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc0003858d0 sp=0xc0003858b0 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc00042c960?, 0xc000762310?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc0003858f8 sp=0xc0003858d0 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc00042c960, {0xc000762310, 0xc, 0xc})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc000385990 sp=0xc0003858f8 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc0001b20d0, {0xc000762310?, 0xc000385a08?, 0x410365?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc0003859d0 sp=0xc000385990 pc=0x4e3ad2
io.ReadAtLeast({0xd5f300, 0xc0001b20d0}, {0xc000762310, 0xc, 0xc}, 0xc)
	/usr/local/go/src/io/io.go:335 +0x90 fp=0xc000385a18 sp=0xc0003859d0 pc=0x4b4a50
io.ReadFull(...)
	/usr/local/go/src/io/io.go:354
github.com/google/syzkaller/pkg/ipc.(*command).exec(0xc000720200, 0xc000662030?)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:769 +0x3c5 fp=0xc000385bc0 sp=0xc000385a18 pc=0xa15405
github.com/google/syzkaller/pkg/ipc.(*Env).ExecProg(0xc000720480, 0x216?, {0xc00042e000, 0x4bd, 0x0?})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:260 +0x10c fp=0xc000385c50 sp=0xc000385bc0 pc=0xa1180c
main.(*Proc).executeProgram(0xc000010918, 0xc000672000, 0xc000385df0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:123 +0xe5 fp=0xc000385db8 sp=0xc000385c50 pc=0xa1b365
main.(*Proc).execute(0xc000010918?, 0xc000672000, 0xc0001b21d0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:103 +0x33 fp=0xc000385e00 sp=0xc000385db8 pc=0xa1b1b3
main.(*Proc).loop(0xc000010918)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:46 +0xcc fp=0xc000385fc8 sp=0xc000385e00 pc=0xa1aa2c
main.startProc.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x25 fp=0xc000385fe0 sp=0xc000385fc8 pc=0xa1a925
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000385fe8 sp=0xc000385fe0 pc=0x46f7c1
created by main.startProc in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x116

goroutine 39 [IO wait]:
runtime.gopark(0xc0003cf890?, 0xc0003cf890?, 0x7d?, 0xeb?, 0xc0003cf8e8?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0003cf878 sp=0xc0003cf858 pc=0x43d66e
runtime.netpollblock(0xc0007ee240?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc0003cf8b0 sp=0xc0003cf878 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fa97eeb28, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc0003cf8d0 sp=0xc0003cf8b0 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc0002e2420?, 0xc0007ee240?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc0003cf8f8 sp=0xc0003cf8d0 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc0002e2420, {0xc0007ee240, 0xc, 0xc})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc0003cf990 sp=0xc0003cf8f8 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc0001b2078, {0xc0007ee240?, 0xc0003cfa08?, 0x410365?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc0003cf9d0 sp=0xc0003cf990 pc=0x4e3ad2
io.ReadAtLeast({0xd5f300, 0xc0001b2078}, {0xc0007ee240, 0xc, 0xc}, 0xc)
	/usr/local/go/src/io/io.go:335 +0x90 fp=0xc0003cfa18 sp=0xc0003cf9d0 pc=0x4b4a50
io.ReadFull(...)
	/usr/local/go/src/io/io.go:354
github.com/google/syzkaller/pkg/ipc.(*command).exec(0xc000720100, 0xc000663a10?)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:769 +0x3c5 fp=0xc0003cfbc0 sp=0xc0003cfa18 pc=0xa15405
github.com/google/syzkaller/pkg/ipc.(*Env).ExecProg(0xc000720500, 0x1fe?, {0xc0000b2b00, 0x144, 0x0?})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:260 +0x10c fp=0xc0003cfc50 sp=0xc0003cfbc0 pc=0xa1180c
main.(*Proc).executeProgram(0xc000010930, 0xc000672380, 0xc0003cfdf0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:123 +0xe5 fp=0xc0003cfdb8 sp=0xc0003cfc50 pc=0xa1b365
main.(*Proc).execute(0xc000010930?, 0xc000672380, 0xc0000ea758?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:103 +0x33 fp=0xc0003cfe00 sp=0xc0003cfdb8 pc=0xa1b1b3
main.(*Proc).loop(0xc000010930)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:46 +0xcc fp=0xc0003cffc8 sp=0xc0003cfe00 pc=0xa1aa2c
main.startProc.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x25 fp=0xc0003cffe0 sp=0xc0003cffc8 pc=0xa1a925
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0003cffe8 sp=0xc0003cffe0 pc=0x46f7c1
created by main.startProc in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x116

goroutine 41 [chan receive]:
runtime.gopark(0x0?, 0xc000387998?, 0x25?, 0x38?, 0x0?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000387978 sp=0xc000387958 pc=0x43d66e
runtime.chanrecv(0xc00074ba40, 0xc000387b38, 0x1)
	/usr/local/go/src/runtime/chan.go:583 +0x3cd fp=0xc0003879f0 sp=0xc000387978 pc=0x4094ad
runtime.chanrecv1(0xc0001a0360?, 0xd652a8?)
	/usr/local/go/src/runtime/chan.go:442 +0x12 fp=0xc000387a18 sp=0xc0003879f0 pc=0x4090b2
github.com/google/syzkaller/pkg/ipc.(*command).exec(0xc00030a800, 0xc000663e30?)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:801 +0x698 fp=0xc000387bc0 sp=0xc000387a18 pc=0xa156d8
github.com/google/syzkaller/pkg/ipc.(*Env).ExecProg(0xc000720600, 0x213?, {0xc00066a0a0, 0x95, 0x0?})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:260 +0x10c fp=0xc000387c50 sp=0xc000387bc0 pc=0xa1180c
main.(*Proc).executeProgram(0xc000010960, 0xc000673110, 0xc000387df0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:123 +0xe5 fp=0xc000387db8 sp=0xc000387c50 pc=0xa1b365
main.(*Proc).execute(0xc000010960?, 0xc000673110, 0xc0000ea580?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:103 +0x33 fp=0xc000387e00 sp=0xc000387db8 pc=0xa1b1b3
main.(*Proc).loop(0xc000010960)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:46 +0xcc fp=0xc000387fc8 sp=0xc000387e00 pc=0xa1aa2c
main.startProc.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x25 fp=0xc000387fe0 sp=0xc000387fc8 pc=0xa1a925
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000387fe8 sp=0xc000387fe0 pc=0x46f7c1
created by main.startProc in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x116

goroutine 1057 [select]:
runtime.gopark(0xc000052fb0?, 0x2?, 0xc0?, 0xd8?, 0xc000052f8c?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000052e38 sp=0xc000052e18 pc=0x43d66e
runtime.selectgo(0xc000052fb0, 0xc000052f88, 0xc0007621c8?, 0x0, 0x4?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc000052f58 sp=0xc000052e38 pc=0x44dac5
github.com/google/syzkaller/pkg/ipc.(*command).exec.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:754 +0x77 fp=0xc000052fe0 sp=0xc000052f58 pc=0xa15af7
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000052fe8 sp=0xc000052fe0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*command).exec in goroutine 38
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:752 +0x2f9

goroutine 949 [syscall]:
syscall.Syscall6(0x1e1, 0x1, 0x1bb9, 0xc00072ae6c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x9 fp=0xc00072ae18 sp=0xc00072ae08 pc=0x4beba9
os.wait6(0x416efc?, 0xc00072aec8?, 0x46b805?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4c fp=0xc00072ae88 sp=0xc00072ae18 pc=0x4e910c
os.(*Process).blockUntilWaitable(0xc00059a2a0)
	/usr/local/go/src/os/wait_wait6.go:20 +0x30 fp=0xc00072aeb8 sp=0xc00072ae88 pc=0x4e9190
os.(*Process).wait(0xc00059a2a0)
	/usr/local/go/src/os/exec_unix.go:22 +0x25 fp=0xc00072af18 sp=0xc00072aeb8 pc=0x4e3345
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0xc0000d8420)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc00072af80 sp=0xc00072af18 pc=0x795f05
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func3(0xc000720100)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:640 +0x28 fp=0xc00072afc8 sp=0xc00072af80 pc=0xa14568
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func8()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:645 +0x27 fp=0xc00072afe0 sp=0xc00072afc8 pc=0xa14507
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc00072afe8 sp=0xc00072afe0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand in goroutine 39
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:639 +0xc0d

goroutine 936 [IO wait]:
runtime.gopark(0xc0002ece18?, 0xc0002ece18?, 0x7d?, 0xeb?, 0xc0002ece70?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0002ece00 sp=0xc0002ecde0 pc=0x43d66e
runtime.netpollblock(0xc00081e000?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc0002ece38 sp=0xc0002ece00 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fa97ef4d8, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc0002ece58 sp=0xc0002ece38 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc00042cd20?, 0xc00081e000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc0002ece80 sp=0xc0002ece58 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc00042cd20, {0xc00081e000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc0002ecf18 sp=0xc0002ece80 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc0000ea6a0, {0xc00081e000?, 0x4c9fcf?, 0xc0002ecfb8?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc0002ecf58 sp=0xc0002ecf18 pc=0x4e3ad2
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func2(0xc000720700)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:617 +0x89 fp=0xc0002ecfc8 sp=0xc0002ecf58 pc=0xa146c9
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func7()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:632 +0x27 fp=0xc0002ecfe0 sp=0xc0002ecfc8 pc=0xa14607
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0002ecfe8 sp=0xc0002ecfe0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand in goroutine 36
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:611 +0xa05

goroutine 1028 [IO wait]:
runtime.gopark(0xc0002e9618?, 0xc0002e9618?, 0x7d?, 0xeb?, 0xc0002e9670?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0002e9600 sp=0xc0002e95e0 pc=0x43d66e
runtime.netpollblock(0xc000400000?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc0002e9638 sp=0xc0002e9600 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb10a81b0, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc0002e9658 sp=0xc0002e9638 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc00042c8a0?, 0xc000400000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc0002e9680 sp=0xc0002e9658 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc00042c8a0, {0xc000400000, 0x10000, 0x10000})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc0002e9718 sp=0xc0002e9680 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc0001b20a8, {0xc000400000?, 0xc000762970?, 0x0?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc0002e9758 sp=0xc0002e9718 pc=0x4e3ad2
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func2(0xc000720200)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:617 +0x89 fp=0xc0002e97c8 sp=0xc0002e9758 pc=0xa146c9
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func7()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:632 +0x27 fp=0xc0002e97e0 sp=0xc0002e97c8 pc=0xa14607
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0002e97e8 sp=0xc0002e97e0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand in goroutine 38
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:611 +0xa05

goroutine 1042 [IO wait]:
runtime.gopark(0xc000559e18?, 0xc000559e18?, 0x7d?, 0xeb?, 0xc000559e70?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000559e00 sp=0xc000559de0 pc=0x43d66e
runtime.netpollblock(0xc0005da598?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc000559e38 sp=0xc000559e00 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fa97eec20, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc000559e58 sp=0xc000559e38 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc00074a240?, 0xc0005da598?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc000559e80 sp=0xc000559e58 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc00074a240, {0xc0005da598, 0x1fa68, 0x1fa68})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc000559f18 sp=0xc000559e80 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc0000ea540, {0xc0005da598?, 0x4c9fcf?, 0xc000559fb8?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc000559f58 sp=0xc000559f18 pc=0x4e3ad2
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func2(0xc00030a100)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:617 +0x89 fp=0xc000559fc8 sp=0xc000559f58 pc=0xa146c9
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func7()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:632 +0x27 fp=0xc000559fe0 sp=0xc000559fc8 pc=0xa14607
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000559fe8 sp=0xc000559fe0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand in goroutine 40
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:611 +0xa05

goroutine 1025 [IO wait]:
runtime.gopark(0xc000555618?, 0xc000555618?, 0x7d?, 0xeb?, 0xc000555670?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000555600 sp=0xc0005555e0 pc=0x43d66e
runtime.netpollblock(0xc0003ae000?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc000555638 sp=0xc000555600 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fa97ef0f8, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc000555658 sp=0xc000555638 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc00042c060?, 0xc0003ae000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc000555680 sp=0xc000555658 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc00042c060, {0xc0003ae000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc000555718 sp=0xc000555680 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc0001b2030, {0xc0003ae000?, 0x4c9fcf?, 0xc0005557b8?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc000555758 sp=0xc000555718 pc=0x4e3ad2
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func2(0xc000720180)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:617 +0x89 fp=0xc0005557c8 sp=0xc000555758 pc=0xa146c9
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func7()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:632 +0x27 fp=0xc0005557e0 sp=0xc0005557c8 pc=0xa14607
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0005557e8 sp=0xc0005557e0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand in goroutine 37
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:611 +0xa05

goroutine 1031 [chan send]:
runtime.gopark(0x2?, 0x0?, 0x4c?, 0x13?, 0xc0002e2640?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0002e9eb8 sp=0xc0002e9e98 pc=0x43d66e
runtime.chansend(0xc0002fe1e0, 0xd5c7b0, 0x1, 0xc000414af8?)
	/usr/local/go/src/runtime/chan.go:259 +0x3a5 fp=0xc0002e9f28 sp=0xc0002e9eb8 pc=0x408745
runtime.chansend1(0xc0002e9fb0?, 0xc0002e9f88?)
	/usr/local/go/src/runtime/chan.go:145 +0x17 fp=0xc0002e9f58 sp=0xc0002e9f28 pc=0x408397
github.com/google/syzkaller/pkg/ipc.(*command).exec.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:760 +0xa5 fp=0xc0002e9fe0 sp=0xc0002e9f58 pc=0xa15b25
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0002e9fe8 sp=0xc0002e9fe0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*command).exec in goroutine 37
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:752 +0x2f9

goroutine 1013 [select]:
runtime.gopark(0xc0005527b0?, 0x2?, 0x0?, 0xaf?, 0xc00055278c?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000552638 sp=0xc000552618 pc=0x43d66e
runtime.selectgo(0xc0005527b0, 0xc000552788, 0x4c9fcf?, 0x0, 0x23?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc000552758 sp=0xc000552638 pc=0x44dac5
github.com/google/syzkaller/pkg/ipc.(*command).exec.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:754 +0x77 fp=0xc0005527e0 sp=0xc000552758 pc=0xa15af7
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0005527e8 sp=0xc0005527e0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*command).exec in goroutine 39
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:752 +0x2f9

goroutine 948 [IO wait]:
runtime.gopark(0xc000553618?, 0xc000553618?, 0x7d?, 0xeb?, 0xc000553670?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000553600 sp=0xc0005535e0 pc=0x43d66e
runtime.netpollblock(0xc000344000?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc000553638 sp=0xc000553600 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb10a83a0, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc000553658 sp=0xc000553638 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc0002e2360?, 0xc000344000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc000553680 sp=0xc000553658 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc0002e2360, {0xc000344000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc000553718 sp=0xc000553680 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc0001b2068, {0xc000344000?, 0x4c9fcf?, 0xc0005537b8?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc000553758 sp=0xc000553718 pc=0x4e3ad2
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func2(0xc000720100)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:617 +0x89 fp=0xc0005537c8 sp=0xc000553758 pc=0xa146c9
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func7()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:632 +0x27 fp=0xc0005537e0 sp=0xc0005537c8 pc=0xa14607
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0005537e8 sp=0xc0005537e0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand in goroutine 39
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:611 +0xa05

goroutine 1029 [syscall]:
syscall.Syscall6(0x1e1, 0x1, 0x1920, 0xc0006b8e6c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x9 fp=0xc0006b8e18 sp=0xc0006b8e08 pc=0x4beba9
os.wait6(0x1406c20?, 0x8000000000000000?, 0x43a6b8efbf?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4c fp=0xc0006b8e88 sp=0xc0006b8e18 pc=0x4e910c
os.(*Process).blockUntilWaitable(0xc00059a570)
	/usr/local/go/src/os/wait_wait6.go:20 +0x30 fp=0xc0006b8eb8 sp=0xc0006b8e88 pc=0x4e9190
os.(*Process).wait(0xc00059a570)
	/usr/local/go/src/os/exec_unix.go:22 +0x25 fp=0xc0006b8f18 sp=0xc0006b8eb8 pc=0x4e3345
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0xc0000d8160)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc0006b8f80 sp=0xc0006b8f18 pc=0x795f05
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func3(0xc000720200)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:640 +0x28 fp=0xc0006b8fc8 sp=0xc0006b8f80 pc=0xa14568
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func8()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:645 +0x27 fp=0xc0006b8fe0 sp=0xc0006b8fc8 pc=0xa14507
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0006b8fe8 sp=0xc0006b8fe0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand in goroutine 38
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:639 +0xc0d

goroutine 1043 [syscall]:
syscall.Syscall6(0x1e1, 0x1, 0x1a5f, 0xc0006b766c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x9 fp=0xc0006b7618 sp=0xc0006b7608 pc=0x4beba9
os.wait6(0xc0006656c0?, 0x408b00?, 0xc0006656c0?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4c fp=0xc0006b7688 sp=0xc0006b7618 pc=0x4e910c
os.(*Process).blockUntilWaitable(0xc00058a210)
	/usr/local/go/src/os/wait_wait6.go:20 +0x30 fp=0xc0006b76b8 sp=0xc0006b7688 pc=0x4e9190
os.(*Process).wait(0xc00058a210)
	/usr/local/go/src/os/exec_unix.go:22 +0x25 fp=0xc0006b7718 sp=0xc0006b76b8 pc=0x4e3345
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0xc0003ac420)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc0006b7780 sp=0xc0006b7718 pc=0x795f05
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func3(0xc00030a100)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:640 +0x28 fp=0xc0006b77c8 sp=0xc0006b7780 pc=0xa14568
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func8()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:645 +0x27 fp=0xc0006b77e0 sp=0xc0006b77c8 pc=0xa14507
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0006b77e8 sp=0xc0006b77e0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand in goroutine 40
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:639 +0xc0d

goroutine 1045 [chan send]:
runtime.gopark(0x2?, 0x0?, 0xe4?, 0xa3?, 0xc000585e40?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0006b7eb8 sp=0xc0006b7e98 pc=0x43d66e
runtime.chansend(0xc0001a03c0, 0xd5c7b0, 0x1, 0xc00060c788?)
	/usr/local/go/src/runtime/chan.go:259 +0x3a5 fp=0xc0006b7f28 sp=0xc0006b7eb8 pc=0x408745
runtime.chansend1(0xc0006b7fb0?, 0xc0006b7f88?)
	/usr/local/go/src/runtime/chan.go:145 +0x17 fp=0xc0006b7f58 sp=0xc0006b7f28 pc=0x408397
github.com/google/syzkaller/pkg/ipc.(*command).exec.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:760 +0xa5 fp=0xc0006b7fe0 sp=0xc0006b7f58 pc=0xa15b25
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0006b7fe8 sp=0xc0006b7fe0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*command).exec in goroutine 41
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:752 +0x2f9

goroutine 927 [chan send]:
runtime.gopark(0x0?, 0xc0006b9ed8?, 0x25?, 0x38?, 0x0?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0006b9eb8 sp=0xc0006b9e98 pc=0x43d66e
runtime.chansend(0xc0002fed20, 0xd538b0, 0x1, 0xc0006b9f30?)
	/usr/local/go/src/runtime/chan.go:259 +0x3a5 fp=0xc0006b9f28 sp=0xc0006b9eb8 pc=0x408745
runtime.chansend1(0xc0006b9fb0?, 0xd652a8?)
	/usr/local/go/src/runtime/chan.go:145 +0x17 fp=0xc0006b9f58 sp=0xc0006b9f28 pc=0x408397
github.com/google/syzkaller/pkg/ipc.(*command).exec.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:757 +0xdc fp=0xc0006b9fe0 sp=0xc0006b9f58 pc=0xa15b5c
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0006b9fe8 sp=0xc0006b9fe0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*command).exec in goroutine 36
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:752 +0x2f9

goroutine 1021 [IO wait]:
runtime.gopark(0xc000554618?, 0xc000554618?, 0x7d?, 0xeb?, 0xc000554670?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000554600 sp=0xc0005545e0 pc=0x43d66e
runtime.netpollblock(0xc000bb26b4?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc000554638 sp=0xc000554600 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fa97eed18, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc000554658 sp=0xc000554638 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc00074b800?, 0xc000bb26b4?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc000554680 sp=0xc000554658 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc00074b800, {0xc000bb26b4, 0xd94c, 0xd94c})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc000554718 sp=0xc000554680 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc0000ea888, {0xc000bb26b4?, 0x4c9fcf?, 0xc0005547b8?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc000554758 sp=0xc000554718 pc=0x4e3ad2
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func2(0xc00030a800)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:617 +0x89 fp=0xc0005547c8 sp=0xc000554758 pc=0xa146c9
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func7()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:632 +0x27 fp=0xc0005547e0 sp=0xc0005547c8 pc=0xa14607
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0005547e8 sp=0xc0005547e0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand in goroutine 41
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:611 +0xa05