fatal error: fault
[signal SIGSEGV: segmentation violation code=0x1 addr=0x7f7fabbee000 pc=0x4709fc]

goroutine 40 [running]:
runtime.throw({0xbdc158?, 0x0?})
	/usr/local/go/src/runtime/panic.go:1077 +0x5c fp=0xc0005c9b58 sp=0xc0005c9b28 pc=0x43a81c
runtime.sigpanic()
	/usr/local/go/src/runtime/signal_unix.go:875 +0x285 fp=0xc0005c9bb8 sp=0xc0005c9b58 pc=0x451585
runtime.memmove()
	/usr/local/go/src/runtime/memmove_amd64.s:375 +0x43c fp=0xc0005c9bc0 sp=0xc0005c9bb8 pc=0x4709fc
github.com/google/syzkaller/pkg/ipc.(*Env).ExecProg(0xc0000eb480, 0x7f?, {0xc000146000, 0x4b08, 0x0?})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:247 +0x85 fp=0xc0005c9c50 sp=0xc0005c9bc0 pc=0xa11785
main.(*Proc).executeProgram(0xc0000102d0, 0xc0000f20e0, 0xc0005c9df0?)
[ 115.2284910] tap2: detached
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:123 +0xe5 fp=0xc0005c9db8 sp=0xc0005c9c50 pc=0xa1b365
main.(*Proc).execute(0xc0000102d0?, 0xc0000f20e0, 0xc0003406d8?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:103 +0x33 fp=0xc0005c9e00 sp=0xc0005c9db8 pc=0xa1b1b3
main.(*Proc).loop(0xc0000102d0)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:46 +0xcc fp=0xc0005c9fc8 sp=0xc0005c9e00 pc=0xa1aa2c
main.startProc.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x25 fp=0xc0005c9fe0 sp=0xc0005c9fc8 pc=0xa1a925
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0005c9fe8 sp=0xc0005c9fe0 pc=0x46f7c1
created by main.startProc in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x116

goroutine 1 [IO wait]:
runtime.gopark(0xc0005c3740?, 0xc0005c3740?, 0x7d?, 0xeb?, 0xc0005c3798?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0005c3728 sp=0xc0005c3708 pc=0x43d66e
runtime.netpollblock(0xc000440000?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc0005c3760 sp=0xc0005c3728 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb0ff7d90, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc0005c3780 sp=0xc0005c3760 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc0000eb200?, 0xc000440000?, 0x0)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc0005c37a8 sp=0xc0005c3780 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc0000eb200, {0xc000440000, 0x61af4, 0x62000})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc0005c3840 sp=0xc0005c37a8 pc=0x4d9cfa
net.(*netFD).Read(0xc0000eb200, {0xc000440000?, 0xc0000e4c00?, 0x100c0000dc5a0?})
	/usr/local/go/src/net/fd_posix.go:55 +0x25 fp=0xc0005c3888 sp=0xc0005c3840 pc=0x5b8d85
net.(*conn).Read(0xc0003400f8, {0xc000440000?, 0xc000010408?, 0x18?})
	/usr/local/go/src/net/net.go:179 +0x45 fp=0xc0005c38d0 sp=0xc0005c3888 pc=0x5c96a5
net.(*TCPConn).Read(0xc0005c3960?, {0xc000440000?, 0xc0005c3938?, 0x40dd4c?})
	<autogenerated>:1 +0x25 fp=0xc0005c3900 sp=0xc0005c38d0 pc=0x5d9e05
io.ReadAtLeast({0x7f7fb104a078, 0xc0003400f8}, {0xc000440000, 0x61af4, 0x62000}, 0x4)
	/usr/local/go/src/io/io.go:335 +0x90 fp=0xc0005c3948 sp=0xc0005c3900 pc=0x4b4a50
github.com/google/syzkaller/pkg/flatrpc.(*Conn).recv(0xc00075a320, 0xc000440004?)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/flatrpc/conn.go:178 +0x1a5 fp=0xc0005c39e0 sp=0xc0005c3948 pc=0x8d4b65
github.com/google/syzkaller/pkg/flatrpc.Recv[...](0xc00075a320)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/flatrpc/conn.go:152 +0xb3 fp=0xc0005c3a40 sp=0xc0005c39e0 pc=0xa1c6f3
main.(*FuzzerTool).handleConn(0xc00072adc0)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:222 +0x36 fp=0xc0005c3ae8 sp=0xc0005c3a40 pc=0xa19536
main.main()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:162 +0xec5 fp=0xc0005c3f40 sp=0xc0005c3ae8 pc=0xa19065
runtime.main()
	/usr/local/go/src/runtime/proc.go:267 +0x2bb fp=0xc0005c3fe0 sp=0xc0005c3f40 pc=0x43d1fb
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0005c3fe8 sp=0xc0005c3fe0 pc=0x46f7c1

goroutine 2 [force gc (idle), 1 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(0x1?, 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(0x102973e?, 0xd8967?, 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 17 [finalizer wait]:
runtime.gopark(0x0?, 0xcaad20?, 0x20?, 0xa0?, 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 18 [GC worker (idle)]:
runtime.gopark(0x19ef982f0e?, 0xc000040020?, 0x1a?, 0x14?, 0x0?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000052750 sp=0xc000052730 pc=0x43d66e
runtime.gcBgMarkWorker()
	/usr/local/go/src/runtime/mgc.go:1293 +0xe5 fp=0xc0000527e0 sp=0xc000052750 pc=0x41f025
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0000527e8 sp=0xc0000527e0 pc=0x46f7c1
created by runtime.gcBgMarkStartWorkers in goroutine 1
	/usr/local/go/src/runtime/mgc.go:1217 +0x1c

goroutine 19 [GC worker (idle)]:
runtime.gopark(0x180154e827?, 0x2?, 0xcc?, 0x99?, 0x0?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000052f50 sp=0xc000052f30 pc=0x43d66e
runtime.gcBgMarkWorker()
	/usr/local/go/src/runtime/mgc.go:1293 +0xe5 fp=0xc000052fe0 sp=0xc000052f50 pc=0x41f025
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000052fe8 sp=0xc000052fe0 pc=0x46f7c1
created by runtime.gcBgMarkStartWorkers in goroutine 1
	/usr/local/go/src/runtime/mgc.go:1217 +0x1c

goroutine 5 [select]:
runtime.gopark(0xc000054788?, 0x3?, 0x1?, 0x4?, 0xc000054772?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000054618 sp=0xc0000545f8 pc=0x43d66e
runtime.selectgo(0xc000054788, 0xc00005476c, 0xc0000de780?, 0x0, 0x0?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc000054738 sp=0xc000054618 pc=0x44dac5
go.opencensus.io/stats/view.(*worker).start(0xc0000de780)
	/syzkaller/gopath/src/github.com/google/syzkaller/vendor/go.opencensus.io/stats/view/worker.go:292 +0x9f fp=0xc0000547c8 sp=0xc000054738 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=0xc0000547e0 sp=0xc0000547c8 pc=0x9f0bc5
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0000547e8 sp=0xc0000547e0 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 21 [syscall, 1 minutes]:
runtime.notetsleepg(0x0?, 0x0?)
	/usr/local/go/src/runtime/lock_sema.go:294 +0x29 fp=0xc00037a7a0 sp=0xc00037a758 pc=0x40ea69
os/signal.signal_recv()
	/usr/local/go/src/runtime/sigqueue.go:152 +0x29 fp=0xc00037a7c0 sp=0xc00037a7a0 pc=0x46bf29
os/signal.loop()
	/usr/local/go/src/os/signal/signal_unix.go:23 +0x13 fp=0xc00037a7e0 sp=0xc00037a7c0 pc=0x7993f3
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc00037a7e8 sp=0xc00037a7e0 pc=0x46f7c1
created by os/signal.Notify.func1.1 in goroutine 9
	/usr/local/go/src/os/signal/signal.go:151 +0x1f

goroutine 20 [select, 1 minutes, locked to thread]:
runtime.gopark(0xc000142fa8?, 0x2?, 0x9?, 0xd9?, 0xc000142f94?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000142e30 sp=0xc000142e10 pc=0x43d66e
runtime.selectgo(0xc000142fa8, 0xc000142f90, 0x0?, 0x0, 0x0?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc000142f50 sp=0xc000142e30 pc=0x44dac5
runtime.ensureSigM.func1()
	/usr/local/go/src/runtime/signal_unix.go:1014 +0x192 fp=0xc000142fe0 sp=0xc000142f50 pc=0x4664f2
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000142fe8 sp=0xc000142fe0 pc=0x46f7c1
created by runtime.ensureSigM in goroutine 9
	/usr/local/go/src/runtime/signal_unix.go:997 +0xc8

goroutine 8 [chan receive]:
runtime.gopark(0xc00007a000?, 0xc00035a190?, 0xd8?, 0x72?, 0x8d43e0?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0000556f8 sp=0xc0000556d8 pc=0x43d66e
runtime.chanrecv(0xc00007a060, 0xc0000557b8, 0x1)
	/usr/local/go/src/runtime/chan.go:583 +0x3cd fp=0xc000055770 sp=0xc0000556f8 pc=0x4094ad
runtime.chanrecv2(0xc0007260c0?, 0x0?)
	/usr/local/go/src/runtime/chan.go:447 +0x12 fp=0xc000055798 sp=0xc000055770 pc=0x4090d2
github.com/google/syzkaller/pkg/stats.newSet.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/stats/set.go:98 +0x66 fp=0xc0000557e0 sp=0xc000055798 pc=0x8d2f46
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0000557e8 sp=0xc0000557e0 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, 1 minutes]:
runtime.gopark(0xc0000536e0?, 0x7990c5?, 0x1?, 0xb6?, 0xc000053758?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0000536c8 sp=0xc0000536a8 pc=0x43d66e
runtime.chanrecv(0xc0007514a0, 0x0, 0x1)
	/usr/local/go/src/runtime/chan.go:583 +0x3cd fp=0xc000053740 sp=0xc0000536c8 pc=0x4094ad
runtime.chanrecv1(0xc0007514a0?, 0xc0000537b0?)
	/usr/local/go/src/runtime/chan.go:442 +0x12 fp=0xc000053768 sp=0xc000053740 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=0xc0000537e0 sp=0xc000053768 pc=0x79a025
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0000537e8 sp=0xc0000537e0 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, 1 minutes]:
runtime.gopark(0x0?, 0xc000054f28?, 0x97?, 0x83?, 0xc0000bb2c0?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000054ef0 sp=0xc000054ed0 pc=0x43d66e
runtime.chanrecv(0xc000092180, 0x0, 0x1)
	/usr/local/go/src/runtime/chan.go:583 +0x3cd fp=0xc000054f68 sp=0xc000054ef0 pc=0x4094ad
runtime.chanrecv1(0xc0000bb080?, 0xc000054fd0?)
	/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 11 [IO wait, 1 minutes]:
runtime.gopark(0xc000143c10?, 0x40ffe5?, 0x18?, 0x3c?, 0x4df99d?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000143ba8 sp=0xc000143b88 pc=0x43d66e
runtime.netpollblock(0x7f7fb132b850?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc000143be0 sp=0xc000143ba8 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb0ff78b8, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc000143c00 sp=0xc000143be0 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc000614000?, 0xc000143ce8?, 0x0)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc000143c28 sp=0xc000143c00 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Accept(0xc000614000)
	/usr/local/go/src/internal/poll/fd_unix.go:611 +0x2ac fp=0xc000143cd0 sp=0xc000143c28 pc=0x4ddeec
net.(*netFD).accept(0xc000614000)
	/usr/local/go/src/net/fd_unix.go:172 +0x29 fp=0xc000143d88 sp=0xc000143cd0 pc=0x5bada9
net.(*TCPListener).accept(0xc00074c000)
	/usr/local/go/src/net/tcpsock_posix.go:152 +0x1e fp=0xc000143db0 sp=0xc000143d88 pc=0x5d16de
net.(*TCPListener).Accept(0xc00074c000)
	/usr/local/go/src/net/tcpsock.go:315 +0x30 fp=0xc000143de0 sp=0xc000143db0 pc=0x5d08d0
net/http.(*onceCloseListener).Accept(0xd67f30?)
	<autogenerated>:1 +0x24 fp=0xc000143df8 sp=0xc000143de0 pc=0x6f1bc4
net/http.(*Server).Serve(0xc00007c000, {0xd67000, 0xc00074c000})
	/usr/local/go/src/net/http/server.go:3056 +0x364 fp=0xc000143f28 sp=0xc000143df8 pc=0x6cf864
net/http.(*Server).ListenAndServe(0xc00007c000)
	/usr/local/go/src/net/http/server.go:2985 +0x71 fp=0xc000143f58 sp=0xc000143f28 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=0xc000143fe0 sp=0xc000143f58 pc=0xa1a4bd
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000143fe8 sp=0xc000143fe0 pc=0x46f7c1
created by main.setupPprofHandler in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:283 +0x37

goroutine 39 [chan receive]:
runtime.gopark(0x0?, 0xc0003b9998?, 0x25?, 0x38?, 0x0?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0003b9978 sp=0xc0003b9958 pc=0x43d66e
runtime.chanrecv(0xc000187ce0, 0xc0003b9b28, 0x1)
	/usr/local/go/src/runtime/chan.go:583 +0x3cd fp=0xc0003b99f0 sp=0xc0003b9978 pc=0x4094ad
runtime.chanrecv1(0xc0000202a0?, 0xd652a8?)
	/usr/local/go/src/runtime/chan.go:442 +0x12 fp=0xc0003b9a18 sp=0xc0003b99f0 pc=0x4090b2
github.com/google/syzkaller/pkg/ipc.(*command).wait(...)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:726
github.com/google/syzkaller/pkg/ipc.(*command).exec(0xc000614880, 0xc00068a4f8?)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:802 +0x6e5 fp=0xc0003b9bc0 sp=0xc0003b9a18 pc=0xa15725
github.com/google/syzkaller/pkg/ipc.(*Env).ExecProg(0xc0000eb400, 0x7c?, {0xc000174600, 0xf6, 0x0?})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:260 +0x10c fp=0xc0003b9c50 sp=0xc0003b9bc0 pc=0xa1180c
main.(*Proc).executeProgram(0xc0000102b8, 0xc0007349a0, 0xc0003b9df0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:123 +0xe5 fp=0xc0003b9db8 sp=0xc0003b9c50 pc=0xa1b365
main.(*Proc).execute(0xc0000102b8?, 0xc0007349a0, 0xc0000ac5f0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:103 +0x33 fp=0xc0003b9e00 sp=0xc0003b9db8 pc=0xa1b1b3
main.(*Proc).loop(0xc0000102b8)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:46 +0xcc fp=0xc0003b9fc8 sp=0xc0003b9e00 pc=0xa1aa2c
main.startProc.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x25 fp=0xc0003b9fe0 sp=0xc0003b9fc8 pc=0xa1a925
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0003b9fe8 sp=0xc0003b9fe0 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?, 0xc0005c7998?, 0x25?, 0x38?, 0x0?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0005c7978 sp=0xc0005c7958 pc=0x43d66e
runtime.chanrecv(0xc0006a8420, 0xc0005c7b38, 0x1)
	/usr/local/go/src/runtime/chan.go:583 +0x3cd fp=0xc0005c79f0 sp=0xc0005c7978 pc=0x4094ad
runtime.chanrecv1(0xc0000783c0?, 0xd652a8?)
	/usr/local/go/src/runtime/chan.go:442 +0x12 fp=0xc0005c7a18 sp=0xc0005c79f0 pc=0x4090b2
github.com/google/syzkaller/pkg/ipc.(*command).exec(0xc000614980, 0xc000038d50?)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:801 +0x698 fp=0xc0005c7bc0 sp=0xc0005c7a18 pc=0xa156d8
github.com/google/syzkaller/pkg/ipc.(*Env).ExecProg(0xc0000eb500, 0x2f?, {0xc0002700c0, 0xba, 0x0?})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:260 +0x10c fp=0xc0005c7c50 sp=0xc0005c7bc0 pc=0xa1180c
main.(*Proc).executeProgram(0xc0000102e8, 0xc0000f2690, 0xc0005c7df0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:123 +0xe5 fp=0xc0005c7db8 sp=0xc0005c7c50 pc=0xa1b365
main.(*Proc).execute(0xc0000102e8?, 0xc0000f2690, 0xc0000ac568?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:103 +0x33 fp=0xc0005c7e00 sp=0xc0005c7db8 pc=0xa1b1b3
main.(*Proc).loop(0xc0000102e8)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:46 +0xcc fp=0xc0005c7fc8 sp=0xc0005c7e00 pc=0xa1aa2c
main.startProc.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x25 fp=0xc0005c7fe0 sp=0xc0005c7fc8 pc=0xa1a925
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0005c7fe8 sp=0xc0005c7fe0 pc=0x46f7c1
created by main.startProc in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x116

goroutine 38 [select]:
runtime.gopark(0xc0003bf978?, 0x2?, 0xc0?, 0x92?, 0xc0003bf91c?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0003bf7c0 sp=0xc0003bf7a0 pc=0x43d66e
runtime.selectgo(0xc0003bf978, 0xc0003bf918, 0x20?, 0x0, 0x41d020?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc0003bf8e0 sp=0xc0003bf7c0 pc=0x44dac5
github.com/google/syzkaller/pkg/ipc.(*command).handshake(0xc0000ea600)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:705 +0x1d3 fp=0xc0003bf9a8 sp=0xc0003bf8e0 pc=0xa14c73
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand(0xc0000eb380, 0xc00068a3f0, {0xbda86e?, 0x0?})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:653 +0xc52 fp=0xc0003bfc20 sp=0xc0003bf9a8 pc=0xa14352
github.com/google/syzkaller/pkg/ipc.(*Env).RestartIfNeeded(0xc0000eb380, 0xc00068a3f0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:313 +0xce fp=0xc0003bfc50 sp=0xc0003bfc20 pc=0xa11ace
main.(*Proc).executeProgram(0xc0000102a0, 0xc000734690, 0xc0003bfdf0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:120 +0x6f fp=0xc0003bfdb8 sp=0xc0003bfc50 pc=0xa1b2ef
main.(*Proc).execute(0xc0000102a0?, 0xc000734690, 0xc000340408?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:103 +0x33 fp=0xc0003bfe00 sp=0xc0003bfdb8 pc=0xa1b1b3
main.(*Proc).loop(0xc0000102a0)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:46 +0xcc fp=0xc0003bffc8 sp=0xc0003bfe00 pc=0xa1aa2c
main.startProc.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x25 fp=0xc0003bffe0 sp=0xc0003bffc8 pc=0xa1a925
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0003bffe8 sp=0xc0003bffe0 pc=0x46f7c1
created by main.startProc in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x116

goroutine 37 [IO wait]:
runtime.gopark(0xc0003bd890?, 0xc0003bd890?, 0x7d?, 0xeb?, 0xc0003bd8e8?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0003bd878 sp=0xc0003bd858 pc=0x43d66e
runtime.netpollblock(0xc0001a2090?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc0003bd8b0 sp=0xc0003bd878 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb0ffd718, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc0003bd8d0 sp=0xc0003bd8b0 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc0006a85a0?, 0xc0001a2090?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc0003bd8f8 sp=0xc0003bd8d0 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc0006a85a0, {0xc0001a2090, 0xc, 0xc})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc0003bd990 sp=0xc0003bd8f8 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc0003402c8, {0xc0001a2090?, 0xc0003bda08?, 0x410365?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc0003bd9d0 sp=0xc0003bd990 pc=0x4e3ad2
io.ReadAtLeast({0xd5f300, 0xc0003402c8}, {0xc0001a2090, 0xc, 0xc}, 0xc)
	/usr/local/go/src/io/io.go:335 +0x90 fp=0xc0003bda18 sp=0xc0003bd9d0 pc=0x4b4a50
io.ReadFull(...)
	/usr/local/go/src/io/io.go:354
github.com/google/syzkaller/pkg/ipc.(*command).exec(0xc0000ea300, 0xc00068a000?)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:769 +0x3c5 fp=0xc0003bdbc0 sp=0xc0003bda18 pc=0xa15405
github.com/google/syzkaller/pkg/ipc.(*Env).ExecProg(0xc0000eb300, 0x7e?, {0xc00072e380, 0x37d, 0x0?})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:260 +0x10c fp=0xc0003bdc50 sp=0xc0003bdbc0 pc=0xa1180c
main.(*Proc).executeProgram(0xc000010288, 0xc0000f2070, 0xc0003bddf0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:123 +0xe5 fp=0xc0003bddb8 sp=0xc0003bdc50 pc=0xa1b365
main.(*Proc).execute(0xc000010288?, 0xc0000f2070, 0xc0000ac620?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:103 +0x33 fp=0xc0003bde00 sp=0xc0003bddb8 pc=0xa1b1b3
main.(*Proc).loop(0xc000010288)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:46 +0xcc fp=0xc0003bdfc8 sp=0xc0003bde00 pc=0xa1aa2c
main.startProc.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x25 fp=0xc0003bdfe0 sp=0xc0003bdfc8 pc=0xa1a925
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0003bdfe8 sp=0xc0003bdfe0 pc=0x46f7c1
created by main.startProc in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x116

goroutine 36 [IO wait]:
runtime.gopark(0xc0003bb890?, 0xc0003bb890?, 0x7d?, 0xeb?, 0xc0003bb8e8?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0003bb878 sp=0xc0003bb858 pc=0x43d66e
runtime.netpollblock(0xc000756390?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc0003bb8b0 sp=0xc0003bb878 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb0ff76c8, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc0003bb8d0 sp=0xc0003bb8b0 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc0006a8fc0?, 0xc000756390?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc0003bb8f8 sp=0xc0003bb8d0 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc0006a8fc0, {0xc000756390, 0xc, 0xc})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc0003bb990 sp=0xc0003bb8f8 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc0003404f8, {0xc000756390?, 0xc0003bba08?, 0x410365?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc0003bb9d0 sp=0xc0003bb990 pc=0x4e3ad2
io.ReadAtLeast({0xd5f300, 0xc0003404f8}, {0xc000756390, 0xc, 0xc}, 0xc)
	/usr/local/go/src/io/io.go:335 +0x90 fp=0xc0003bba18 sp=0xc0003bb9d0 pc=0x4b4a50
io.ReadFull(...)
	/usr/local/go/src/io/io.go:354
github.com/google/syzkaller/pkg/ipc.(*command).exec(0xc0000ea500, 0xc00068a5a0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:769 +0x3c5 fp=0xc0003bbbc0 sp=0xc0003bba18 pc=0xa15405
github.com/google/syzkaller/pkg/ipc.(*Env).ExecProg(0xc0000eb280, 0x7d?, {0xc000394000, 0x5ff, 0x0?})
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:260 +0x10c fp=0xc0003bbc50 sp=0xc0003bbbc0 pc=0xa1180c
main.(*Proc).executeProgram(0xc000010270, 0xc000734a10, 0xc0003bbdf0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:123 +0xe5 fp=0xc0003bbdb8 sp=0xc0003bbc50 pc=0xa1b365
main.(*Proc).execute(0xc000010270?, 0xc000734a10, 0xc0003406c0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:103 +0x33 fp=0xc0003bbe00 sp=0xc0003bbdb8 pc=0xa1b1b3
main.(*Proc).loop(0xc000010270)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:46 +0xcc fp=0xc0003bbfc8 sp=0xc0003bbe00 pc=0xa1aa2c
main.startProc.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x25 fp=0xc0003bbfe0 sp=0xc0003bbfc8 pc=0xa1a925
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0003bbfe8 sp=0xc0003bbfe0 pc=0x46f7c1
created by main.startProc in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:37 +0x116

goroutine 267 [IO wait]:
runtime.gopark(0xc00037ae18?, 0xc00037ae18?, 0x7d?, 0xeb?, 0xc00037ae70?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc00037ae00 sp=0xc00037ade0 pc=0x43d66e
runtime.netpollblock(0xc000430ab4?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc00037ae38 sp=0xc00037ae00 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb0ff74d8, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc00037ae58 sp=0xc00037ae38 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc0006a8480?, 0xc000430ab4?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc00037ae80 sp=0xc00037ae58 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc0006a8480, {0xc000430ab4, 0xd54c, 0xd54c})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc00037af18 sp=0xc00037ae80 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc0003402a8, {0xc000430ab4?, 0x4c9fcf?, 0xc00037afb8?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc00037af58 sp=0xc00037af18 pc=0x4e3ad2
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func2(0xc0000ea300)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:617 +0x89 fp=0xc00037afc8 sp=0xc00037af58 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=0xc00037afe0 sp=0xc00037afc8 pc=0xa14607
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc00037afe8 sp=0xc00037afe0 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 251 [runnable]:
runtime.gopark(0x2?, 0x0?, 0x94?, 0xa1?, 0xc00007a520?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0000586b8 sp=0xc000058698 pc=0x43d66e
runtime.chansend(0xc0000200c0, 0xd5c7b0, 0x1, 0xc00075b318?)
	/usr/local/go/src/runtime/chan.go:259 +0x3a5 fp=0xc000058728 sp=0xc0000586b8 pc=0x408745
runtime.chansend1(0xc0000587b0?, 0xc000058788?)
	/usr/local/go/src/runtime/chan.go:145 +0x17 fp=0xc000058758 sp=0xc000058728 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=0xc0000587e0 sp=0xc000058758 pc=0xa15b25
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0000587e8 sp=0xc0000587e0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*command).exec in goroutine 40
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:752 +0x2f9

goroutine 236 [IO wait]:
runtime.gopark(0xc000058e18?, 0xc000058e18?, 0x7d?, 0xeb?, 0xc000058e70?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000058e00 sp=0xc000058de0 pc=0x43d66e
runtime.netpollblock(0xc000815688?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc000058e38 sp=0xc000058e00 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb0ff7000, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc000058e58 sp=0xc000058e38 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc0006a8f00?, 0xc000815688?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc000058e80 sp=0xc000058e58 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc0006a8f00, {0xc000815688, 0x12978, 0x12978})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc000058f18 sp=0xc000058e80 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc0003404e8, {0xc000815688?, 0x4c9fcf?, 0xc000058fb8?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc000058f58 sp=0xc000058f18 pc=0x4e3ad2
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func2(0xc0000ea500)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:617 +0x89 fp=0xc000058fc8 sp=0xc000058f58 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=0xc000058fe0 sp=0xc000058fc8 pc=0xa14607
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000058fe8 sp=0xc000058fe0 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 237 [syscall]:
syscall.Syscall6(0x1e1, 0x1, 0x3a3, 0xc00037be6c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x9 fp=0xc00037be18 sp=0xc00037be08 pc=0x4beba9
os.wait6(0x416efc?, 0xc00037bec8?, 0x46b805?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4c fp=0xc00037be88 sp=0xc00037be18 pc=0x4e910c
os.(*Process).blockUntilWaitable(0xc00003a480)
	/usr/local/go/src/os/wait_wait6.go:20 +0x30 fp=0xc00037beb8 sp=0xc00037be88 pc=0x4e9190
os.(*Process).wait(0xc00003a480)
	/usr/local/go/src/os/exec_unix.go:22 +0x25 fp=0xc00037bf18 sp=0xc00037beb8 pc=0x4e3345
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0xc0006f0420)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc00037bf80 sp=0xc00037bf18 pc=0x795f05
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func3(0xc0000ea500)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:640 +0x28 fp=0xc00037bfc8 sp=0xc00037bf80 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=0xc00037bfe0 sp=0xc00037bfc8 pc=0xa14507
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc00037bfe8 sp=0xc00037bfe0 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:639 +0xc0d

goroutine 122 [IO wait]:
runtime.gopark(0xc000377e18?, 0xc000377e18?, 0x7d?, 0xeb?, 0xc000377e70?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000377e00 sp=0xc000377de0 pc=0x43d66e
runtime.netpollblock(0xc0008d6000?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc000377e38 sp=0xc000377e00 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb0ff79b0, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc000377e58 sp=0xc000377e38 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc0006a81e0?, 0xc0008d6000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc000377e80 sp=0xc000377e58 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc0006a81e0, {0xc0008d6000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc000377f18 sp=0xc000377e80 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc0000ac9c8, {0xc0008d6000?, 0x4c9fcf?, 0xc000377fb8?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc000377f58 sp=0xc000377f18 pc=0x4e3ad2
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func2(0xc000614980)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:617 +0x89 fp=0xc000377fc8 sp=0xc000377f58 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=0xc000377fe0 sp=0xc000377fc8 pc=0xa14607
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000377fe8 sp=0xc000377fe0 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

goroutine 277 [IO wait]:
runtime.gopark(0xc0003785d0?, 0xc0003785d0?, 0x7d?, 0xeb?, 0xc000378628?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0003785b8 sp=0xc000378598 pc=0x43d66e
runtime.netpollblock(0xc000756378?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc0003785f0 sp=0xc0003785b8 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb0ff71f0, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc000378610 sp=0xc0003785f0 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc0006a8cc0?, 0xc000756378?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc000378638 sp=0xc000378610 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc0006a8cc0, {0xc000756378, 0x4, 0x4})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc0003786d0 sp=0xc000378638 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc000340640, {0xc000756378?, 0xc000378748?, 0x410365?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc000378710 sp=0xc0003786d0 pc=0x4e3ad2
io.ReadAtLeast({0xd5f300, 0xc000340640}, {0xc000756378, 0x4, 0x4}, 0x4)
	/usr/local/go/src/io/io.go:335 +0x90 fp=0xc000378758 sp=0xc000378710 pc=0x4b4a50
io.ReadFull(...)
	/usr/local/go/src/io/io.go:354
github.com/google/syzkaller/pkg/ipc.(*command).handshake.func1()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:693 +0x5e fp=0xc0003787e0 sp=0xc000378758 pc=0xa14d9e
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0003787e8 sp=0xc0003787e0 pc=0x46f7c1
created by github.com/google/syzkaller/pkg/ipc.(*command).handshake in goroutine 38
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:690 +0x14d

goroutine 276 [syscall]:
syscall.Syscall6(0x1e1, 0x1, 0x38d, 0xc00032ce6c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x9 fp=0xc00032ce18 sp=0xc00032ce08 pc=0x4beba9
os.wait6(0x1406c20?, 0x8000000000000000?, 0x114140329c?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4c fp=0xc00032ce88 sp=0xc00032ce18 pc=0x4e910c
os.(*Process).blockUntilWaitable(0xc00003a570)
	/usr/local/go/src/os/wait_wait6.go:20 +0x30 fp=0xc00032ceb8 sp=0xc00032ce88 pc=0x4e9190
os.(*Process).wait(0xc00003a570)
	/usr/local/go/src/os/exec_unix.go:22 +0x25 fp=0xc00032cf18 sp=0xc00032ceb8 pc=0x4e3345
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0xc0006f02c0)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc00032cf80 sp=0xc00032cf18 pc=0x795f05
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func3(0xc0000ea600)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:640 +0x28 fp=0xc00032cfc8 sp=0xc00032cf80 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=0xc00032cfe0 sp=0xc00032cfc8 pc=0xa14507
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc00032cfe8 sp=0xc00032cfe0 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 268 [syscall]:
syscall.Syscall6(0x1e1, 0x1, 0x2f8, 0xc000378e6c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x9 fp=0xc000378e18 sp=0xc000378e08 pc=0x4beba9
os.wait6(0xc000188400?, 0x43d66e?, 0x0?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4c fp=0xc000378e88 sp=0xc000378e18 pc=0x4e910c
os.(*Process).blockUntilWaitable(0xc00003a240)
	/usr/local/go/src/os/wait_wait6.go:20 +0x30 fp=0xc000378eb8 sp=0xc000378e88 pc=0x4e9190
os.(*Process).wait(0xc00003a240)
	/usr/local/go/src/os/exec_unix.go:22 +0x25 fp=0xc000378f18 sp=0xc000378eb8 pc=0x4e3345
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0xc0006f0160)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc000378f80 sp=0xc000378f18 pc=0x795f05
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func3(0xc0000ea300)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:640 +0x28 fp=0xc000378fc8 sp=0xc000378f80 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=0xc000378fe0 sp=0xc000378fc8 pc=0xa14507
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000378fe8 sp=0xc000378fe0 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:639 +0xc0d

goroutine 245 [runnable]:
syscall.Syscall6(0x1e1, 0x1, 0x545, 0xc00037966c, 0x10020, 0x0, 0x0)
	/usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x9 fp=0xc000379618 sp=0xc000379608 pc=0x4beba9
os.wait6(0x1406c20?, 0x8000000000000000?, 0x10248f4928?)
	/usr/local/go/src/os/wait6_netbsd.go:16 +0x4c fp=0xc000379688 sp=0xc000379618 pc=0x4e910c
os.(*Process).blockUntilWaitable(0xc0006a6ae0)
	/usr/local/go/src/os/wait_wait6.go:20 +0x30 fp=0xc0003796b8 sp=0xc000379688 pc=0x4e9190
os.(*Process).wait(0xc0006a6ae0)
	/usr/local/go/src/os/exec_unix.go:22 +0x25 fp=0xc000379718 sp=0xc0003796b8 pc=0x4e3345
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0xc0000fe840)
	/usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc000379780 sp=0xc000379718 pc=0x795f05
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func3(0xc000614880)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:640 +0x28 fp=0xc0003797c8 sp=0xc000379780 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=0xc0003797e0 sp=0xc0003797c8 pc=0xa14507
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0003797e8 sp=0xc0003797e0 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 254 [select]:
runtime.gopark(0xc0003287b0?, 0x2?, 0x80?, 0x6a?, 0xc00032878c?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000328638 sp=0xc000328618 pc=0x43d66e
runtime.selectgo(0xc0003287b0, 0xc000328788, 0xc0007561b8?, 0x0, 0x4?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc000328758 sp=0xc000328638 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=0xc0003287e0 sp=0xc000328758 pc=0xa15af7
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0003287e8 sp=0xc0003287e0 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 132 [chan send]:
runtime.gopark(0x0?, 0xc000328ed8?, 0x25?, 0x38?, 0x0?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc000328eb8 sp=0xc000328e98 pc=0x43d66e
runtime.chansend(0xc000078420, 0xd538b0, 0x1, 0xc000328f30?)
	/usr/local/go/src/runtime/chan.go:259 +0x3a5 fp=0xc000328f28 sp=0xc000328eb8 pc=0x408745
runtime.chansend1(0xc000328fb0?, 0xd652a8?)
	/usr/local/go/src/runtime/chan.go:145 +0x17 fp=0xc000328f58 sp=0xc000328f28 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=0xc000328fe0 sp=0xc000328f58 pc=0xa15b5c
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000328fe8 sp=0xc000328fe0 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 275 [IO wait]:
runtime.gopark(0xc00032a618?, 0xc00032a618?, 0x7d?, 0xeb?, 0xc00032a670?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc00032a600 sp=0xc00032a5e0 pc=0x43d66e
runtime.netpollblock(0xc0004a2000?, 0x407ce6?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:564 +0xf7 fp=0xc00032a638 sp=0xc00032a600 pc=0x436a17
internal/poll.runtime_pollWait(0x7f7fb0ff7e88, 0x72)
	/usr/local/go/src/runtime/netpoll.go:343 +0x85 fp=0xc00032a658 sp=0xc00032a638 pc=0x469f85
internal/poll.(*pollDesc).wait(0xc0006a8c00?, 0xc0004a2000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc00032a680 sp=0xc00032a658 pc=0x4d8a07
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc0006a8c00, {0xc0004a2000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc00032a718 sp=0xc00032a680 pc=0x4d9cfa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc0003404d8, {0xc0004a2000?, 0xc0001a2038?, 0x0?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc00032a758 sp=0xc00032a718 pc=0x4e3ad2
github.com/google/syzkaller/pkg/ipc.(*Env).makeCommand.func2(0xc0000ea600)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:617 +0x89 fp=0xc00032a7c8 sp=0xc00032a758 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=0xc00032a7e0 sp=0xc00032a7c8 pc=0xa14607
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc00032a7e8 sp=0xc00032a7e0 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 253 [chan send]:
runtime.gopark(0x2?, 0x0?, 0x7f?, 0x7b?, 0xc00007b060?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc00032aeb8 sp=0xc00032ae98 pc=0x43d66e
runtime.chansend(0xc000020420, 0xd5c7b0, 0x1, 0xc00075b5e8?)
	/usr/local/go/src/runtime/chan.go:259 +0x3a5 fp=0xc00032af28 sp=0xc00032aeb8 pc=0x408745
runtime.chansend1(0xc00032afb0?, 0xc00032af88?)
	/usr/local/go/src/runtime/chan.go:145 +0x17 fp=0xc00032af58 sp=0xc00032af28 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=0xc00032afe0 sp=0xc00032af58 pc=0xa15b25
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc00032afe8 sp=0xc00032afe0 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 278 [select]:
runtime.gopark(0xc0004dcfb0?, 0x2?, 0x20?, 0x93?, 0xc0004dcf8c?)
	/usr/local/go/src/runtime/proc.go:398 +0xce fp=0xc0004dce38 sp=0xc0004dce18 pc=0x43d66e
runtime.selectgo(0xc0004dcfb0, 0xc0004dcf88, 0xc0007563a8?, 0x0, 0x4?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc0004dcf58 sp=0xc0004dce38 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=0xc0004dcfe0 sp=0xc0004dcf58 pc=0xa15af7
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0004dcfe8 sp=0xc0004dcfe0 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